1 2009-08-12 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/41011
4 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5 and reference constructing.
7 2009-08-12 Xinliang David Li <davidxl@google.com>
9 PR tree-optimization/41012
10 * tree-flow.h : New external interface.
11 * gimple-low.c (check_call_arg): Change to public function.
12 Remove argument mismatch check in lowering.
13 * tree-inline.h (tree_can_inline_p): Interface change.
14 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
16 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
17 Call change to tree_can_inline_p function.
18 (cgraph_decide_inlining_incrementally): Ditto.
20 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
22 PR tree-optimization/41031
23 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
24 on the partition variable rather than promote_mode on the source
25 type. Assert that the partition variable's type has the same
26 mode as the source value's.
28 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
30 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
32 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
34 * calls.c (expand_call): Fix typo.
35 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
37 * stmt.c (expand_value_return): Use promote_function_mode to copy out
39 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
40 * config/cris/cris.c (cris_promote_function_mode): Likewise.
41 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
42 * config/pa/pa.c (pa_promote_function_mode): Likewise.
44 2009-08-11 Andrew Haley <aph@redhat.com>
46 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
48 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
51 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
53 2009-08-12 Richard Guenther <rguenther@suse.de>
55 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
56 * gimplify.c (gimplify_modify_expr): Do not use
57 lang_hooks.types_compatible_p.
58 * tree-ssa.c (useless_type_conversion_p): For aggregates
59 just return false if the canonical types differ.
61 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
64 * sese.c (convert_for_phi_arg): New.
65 (add_guard_exit_phis): Use convert_for_phi_arg.
67 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
69 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
70 unknown subscript upper bounds.
72 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
73 Pranav Garg <pranav.garg2107@gmail.com>
75 * graphite-interchange.c (gather_access_strides): Removed.
76 (ppl_max_for_le): New.
77 (build_linearized_memory_access): New.
78 (memory_stride_in_loop): New.
79 (pbb_interchange_profitable_p): Reimplemented.
80 * graphite-ppl.h (ppl_new_id_map): New.
81 (ppl_interchange): New.
83 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
85 * graphite-interchange.c (compute_subscript): Removed.
86 (compute_array_size_cstr): Removed.
87 (compute_array_size_poly): Removed.
88 (compute_array_size): Removed.
89 (gather_access_strides_poly): Removed.
90 (gather_access_strides): Empty.
92 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
94 * graphite-dependences.c (dependence_polyhedron_1): Replace
95 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
96 (graphite_legal_transform_dr): Same.
97 (graphite_carried_dependence_level_k): Same.
98 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
99 Initialize PDR_NB_SUBSCRIPTS.
100 (print_pdr_access_layout): Replace pdr_nb_subscripts with
102 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
103 (PDR_NB_SUBSCRIPTS): New.
104 (pdr_nb_subscripts): Removed.
105 (pdr_dim): Simplified.
106 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
107 with PDR_NB_SUBSCRIPTS.
109 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
111 * graphite-interchange.c (compute_array_size): Remove use of
113 * graphite-poly.c (new_poly_dr): Remove argument data_container.
114 Do not initialize PDR_DATA_CONTAINER.
115 (print_pdr): Do not print PDR_DATA_CONTAINER.
116 * graphite-poly.h (struct poly_dr): Remove data_container field.
117 (PDR_DATA_CONTAINER): Removed.
118 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
120 (build_poly_dr): Same.
122 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
123 Sebastian Pop <sebastian.pop@amd.com>
125 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
126 copy of the dependence polyhedron. Free the temporary objects.
127 (graphite_carried_dependence_level_k): Free unused objects before
130 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
131 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
132 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
133 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
134 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
136 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
138 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
139 Early return without analyzing the data dependences if no
140 transform has been done. Call restore_scattering if the transform
142 (graphite-interchange.c): Same.
143 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
144 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
145 (apply_poly_transforms): Do not gcc_assert that
146 the transform is legal.
147 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
148 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
149 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
150 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
151 * graphite-poly.h (struct poly_scattering): New.
152 (struct poly_bb): Add original, transformed, and saved fields.
153 Remove transformed_scattering, original_scattering, nb_local_variables,
154 and nb_scattering_transform fields.
155 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
156 (poly_scattering_new): New.
157 (poly_scattering_free): New.
158 (poly_scattering_copy): New.
159 (store_scattering_pbb): New.
160 (store_scattering): New.
161 (restore_scattering_pbb): New.
162 (restore_scattering): New.
163 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
164 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
166 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
168 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
171 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
173 * Makefile.in (graphite.o): Depends on PREDICT_H.
174 * graphite.c: Include predict.h.
175 (graphite_finalize): Call tree_estimate_probability.
176 * predict.c (predict_loops): Do not call scev_initialize and
178 (tree_estimate_probability_bb): New.
179 (tree_estimate_probability): Do not initialize loops: move that
180 code to the driver. Call tree_estimate_probability_bb.
181 (tree_estimate_probability_driver): New.
182 (pass_profile): Use tree_estimate_probability_driver.
183 * predict.h (tree_estimate_probability): Declared.
185 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
187 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
188 * graphite-dependences.c (graphite_legal_transform): Add time to
189 TV_GRAPHITE_DATA_DEPS.
190 (dependency_between_pbbs_p): Same.
191 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
193 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
195 PR rtl-optimization/41033
196 * alias.c (nonoverlapping_component_refs_p): Punt when strict
197 aliasing is disabled.
199 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
201 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
202 si_mask_operand, and_load_operand, low_bitmask_operand,
203 and_reg_operand, and_operand): New predicates.
204 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
205 * config/mips/mips.c (and_operands_ok): New function.
206 * config/mips/mips-protos.h (and_operands_ok): Declare it.
207 * config/mips/mips.md (move_type): Add ext_ins and logical.
209 (and<mode>3): Use and_reg_operand as the second operand's
211 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
212 shift_shift. Remove commutative constraint modifier.
213 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
215 (*clear_upper32_dext): Remove define_insn_and_split.
216 (*clear_upper32): Turn this define_insn_and_split ...
217 (splitter for ANDing register with 0xffff_ffff): .. into this.
219 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
221 * combine.c (try_widen_shift_mode): Factor out code to check if an
222 integer constant is a low-order bitmask from here ...
223 * rtlanal.c (low_bitmask_len): ... to here.
224 * rtl.h (low_bitmask_len): Declare.
226 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
229 * config/alpha/alpha.md (addsi3): Remove expander.
230 (addsi3): Rename from *addsi3_internal insn pattern.
231 (subsi3): Remove expander.
232 (subsi3): Rename from *subsi3_internal insn pattern.
234 2009-08-11 Douglas B Rupp <rupp@gnat.com>
236 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
239 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
240 Eric Botcazou <botcazou@adacore.com>
241 Douglas B Rupp <rupp@gnat.com>
243 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
244 that records that fit in 64 bits are returned by immediate value,
245 as required by OpenVMS Calling Standard.
246 (function_value): Adjust for above modification.
247 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
248 virtual_incoming_args_rtx as base object, not next_arg.
249 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
251 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
253 * reload.c (find_reloads_subreg_address): Check the original
254 req_equiv_mem address to detect the case where an address is
255 not valid in the outer mode.
257 2009-08-11 Richard Guenther <rguenther@suse.de>
260 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
262 2009-08-10 Douglas B Rupp <rupp@gnat.com>
264 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
265 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
267 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
268 Douglas B Rupp <rupp@gnat.com>
270 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
271 PT_STACK when frame_pointer_needed on OpenVMS.
272 (alpha_pv_save_size, alpha_using_fp): Remove.
273 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
274 with proper processing for PT_NULL.
275 (alpha_vms_initial_elimination_offset): New function. Support for
276 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
277 (alpha_sa_size): Force procedure type to PT_STACK when
278 frame_pointer_needed on OpenVMS.
279 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
280 (alpha_using_fp): Likewise.
281 (alpha_vms_can_eliminate): Add prototype.
282 (alpha_vms_initial_elimination_offset): Likewise.
283 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
284 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
286 2009-08-10 Eric Botcazou <botcazou@adacore.com>
287 Douglas B Rupp <rupp@gnat.com>
289 * config/alpha/alpha.c (common_object_handler): New function.
290 (vms_attribute_table): Declare a single attribute "common_object".
291 (vms_output_aligned_decl_common): New global function.
292 (SECTION_VMS_OVERLAY): Delete.
293 (SECTION_VMS_GLOBAL): Likewise.
294 (SECTION_VMS_INITIALIZE): Likewise.
295 (vms_asm_named_section): Remove support for above flags.
296 (vms_section_type_flags): Delete.
297 (TARGET_SECTION_TYPE_FLAGS): Likewise.
298 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
299 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
300 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
302 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
305 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
306 (sub_ddmmss): Likewise.
308 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
311 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
314 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
317 * reload1.c (reload_as_needed): Use cancel_changes to completely
318 undo a failed replacement attempt.
320 2009-08-10 Richard Guenther <rguenther@suse.de>
323 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
324 (useless_type_conversion_p): ... here. Require pointer targets
327 2009-08-10 Dodji Seketeli <dodji@redhat.com>
330 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
331 loose the original type of the statement list.
333 2009-08-09 Douglas B Rupp <rupp@gnat.com>
335 * config/alpha/alpha.c: Include libfuncs.h
336 (avms_asm_output_extern): New function.
337 (alpha_init_libfuncs): Init some decc libfuncs.
338 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
339 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
340 (DO_CRTL_NAMES): Define.
342 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
343 (LONG_TYPE_SIZE): Define.
344 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
345 (SUBTARGET_SWITCHES): Define malloc64 switch.
346 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
347 (MASK_RETURN_ADDR): Define.
348 doc/invoke.texi (mmalloc64): Document switch.
350 2009-08-09 Olivier Hainque <hainque@adacore.com>
351 Douglas B Rupp <rupp@gnat.com>
353 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
354 uses_condition_handler.
355 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
356 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
357 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
358 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
359 (code_for_builtin): New insn codes for the new alpha_builtins.
360 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
361 (alpha_sa_size): Account for uses_condition_handler.
362 (alpha_expand_prologue): Likewise.
363 (alpha_start_function): Likewise.
364 (alpha_expand_epilogue): Likewise.
365 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
366 establish/revert expanders.
367 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
368 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
369 New expander, resorting to the alpha.c associated function.
370 (builtin_revert_vms_condition_handler): Likewise.
371 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
372 __gcc_shell_handler, the static VMS condition handler used as
373 an indirection wrapper to the current dynamically established
375 * config/alpha/vms-unwind.h: Complete rewrite.
376 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
377 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
379 2009-08-09 Eric Botcazou <botcazou@adacore.com>
380 Douglas B Rupp <rupp@gnat.com>
382 * config/alpha/alpha.c (alpha_links): Add 'target' field.
383 (alpha_need_linkage): Handle aliases. Return function symbol.
384 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
385 Use ultimate alias target for the linkage name.
386 * config/alpha/alpha.md (movmemdi): Use the symbol returned
387 by alpha_need_linkage for the function symbol.
388 (setmemdi): Likewise.
390 2009-08-09 Douglas B Rupp <rupp@gnat.com>
392 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
393 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
394 (ASM_WEAKEN_LABEL): Define.
395 (CRT_CALL_STATIC_FUNCTION): Define.
396 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
397 (ENDFILE_SPEC): Define.
398 (INIT_SECTION_ASM_OP): Define.
399 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
400 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
402 (MULTILIB_OSDIRNAMES): Define.
403 (shlib_version): Define.
405 (SHLIB_OBJS): Define.
406 (SHLIB_NAME): Define.
407 (SHLIB_MULTILIB): Define.
408 (SHLIB_INSTALL): Define.
409 (SHLIB_SYMVEC): Define.
410 (SHLIB_SYMVECX2): Define.
411 (SHLIB_LINK): Define.
413 2009-08-09 Douglas B Rupp <rupp@gnat.com>
415 * config/alpha/alpha.c (alpha_initialize_trampoline):
416 Initialize VMS trampoline IAW ABI for bounded procedure calls.
417 (alpha_start_function): Emit transfer address on nested functions
418 for VMS trampoline call.
419 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
420 since no longer used.
421 * config/alpha/vms-tramp.asm: Remove.
422 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
423 since now only data initialized at runtime.
425 2009-08-09 Douglas B Rupp <rupp@gnat.com>
427 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
428 (LINK_GCC_C_SEQUENCE_SPEC): Define.
429 (MD_EXEC_PREFIX): Remove, no longer used.
430 (MD_STARTFILE_PREFIX): Likewise.
431 (INCLUDE_DEFAULTS): Likewise.
432 * config/alpha/t-vms:
433 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
435 2009-08-09 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/41016
438 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
439 (operand_precision): Remove.
440 (integral_operand_p): Likewise.
441 (recognize_single_bit_test): Adjust.
443 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
445 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
446 operation overflows. Likewise non-cast unary arithmetic.
447 If one arm of a conditional expression is always taken,
448 inhibit evaluation warnings for the other arm. Likewise inhibit
449 evaluation warnings for the second && or || operand if the first
450 operand is enough to determine the result.
451 * c-typeck.c (build_conditional_expr): Apply the same inhibition
453 (build_binary_op): Prevent duplicate evaluation warnings.
455 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
457 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
458 and destination have different modes, Use promote_mode to
459 determine the signedness of the conversion. Assert that the
460 promoted source mode matches the destination mode. Don't pass
461 the destination and destination mode to expand_expr if the source
462 mode is different. Simplify conversion logic.
464 2009-08-09 Ira Rosen <irar@il.ibm.com>
466 PR tree-optimization/41008
467 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
468 from condition only in case it's a comparison. Adjust checks.
470 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
472 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
473 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
474 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
475 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
476 (dump_cand): Handle them.
477 (struct iv_cand): New members COST_STEP and AINC_USE.
478 (stmt_after_increment): Likewise.
479 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
480 callers changed. Use gimple_uid comparison instead of scanning.
481 (add_candidate_1): When looking for identical candidates, take
482 AINC_USE into account. Set it for new candidates.
483 (force_expr_to_var_cost): Cast target_spill_cost to int.
484 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
485 All callers changed. Check for availability of autoinc addressing
486 modes, both in general for a given mode, and in the specific use case.
487 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
489 (get_computation_cost): Likewise.
490 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
491 add_autoinc_candidates): New static functions.
492 (add_candidate): Call add_autoinc_candidates for candidates based on
494 (find_iv_candidates): Call set_autoinc_for_original_candidates.
495 (determine_use_iv_cost_address): If we have an autoinc candidate at
496 the matching use, verify autoinc is possible and subtract the cost
497 of the candidate's step from the cost.
498 (determine_iv_cost): Record the cost of the increment in the COST_STEP
499 member of the candidate.
500 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
501 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
503 2009-08-09 Douglas B Rupp <rupp@gnat.com>
505 * config.build (ia64-hp-*vms*): New target.
506 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
508 * config.gcc (ia64-hp-*vms*): New target.
509 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
511 * config.host (ia64-hp-*vms*): New target.
512 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
515 2009-08-08 Richard Guenther <rguenther@suse.de>
517 PR tree-optimization/40991
518 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
520 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
522 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
523 mode check. Do truncations in an integer mode.
524 (force_to_mode): Handle subregs for all mode types. Only do
525 arithmetic simplifications on integer modes.
527 2009-08-07 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/40999
530 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
531 (maybe_fold_reference): Lookup constant initializers.
532 (fold_gimple_assign): Likewise.
534 2009-08-07 Richard Guenther <rguenther@suse.de>
536 * tree-ssa.c (useless_type_conversion_p_1): Only for types
537 that require structural equality defer to the langhook.
539 2009-08-07 Martin Jambor <mjambor@suse.cz>
541 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
543 (struct ipa_pass_through_data): New type.
544 (struct ipa_ancestor_jf_data): New type.
545 (union jump_func_value): Removed field formal_id, added fields
546 pass_through and ancestor.
547 (struct ipa_param_call_note): Changed type of formal_id to int from
549 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
550 operations jump functions and ancestor jump functions.
551 (compute_complex_pass_through): New function.
552 (compute_scalar_jump_functions): Call compute_complex_pass_through,
553 reflect changes in the jump function strucutre.
554 (update_jump_functions_after_inlining): Ignore complex pass-through
555 and ancestor jump functions.
556 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
557 polynomial pass-through with operation jump functions.
559 2009-08-07 Jakub Jelinek <jakub@redhat.com>
561 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
562 fde->dw_fde_begin as begin label instead of hot/cold label.
563 Use LLSDAC label instead of LLSDA for second section lsda.
564 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
565 label instead of LLSDA if it is true.
566 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
568 * except.c (add_call_site, dw2_size_of_call_site_table): Add
569 SECTION argument. Use it as index into crtl->eh.call_site_record
571 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
572 use it to determine how to print table entries instead of using
573 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
574 label instead of normal begin label as base.
575 (sjlj_assign_call_site_values): Adjust add_call_site caller.
576 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
577 ensure no EH range spans between sections and that landing pads
578 are always in the corresponding section.
579 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
580 for crtl->eh.call_site_record being an array rather than scalar.
581 (output_one_function_exception_table): New function, copied
582 from output_function_exception_table. Adjust
583 dw2_size_of_call_site_table, dw2_output_call_site_table
584 callers. For SECOND section use *C suffixed labels.
585 (output_function_exception_table): Call
586 output_one_function_exception_table and, when doing hot/cold
587 partitioning, also another time for the second section.
588 * opts.c: Include except.h.
589 (decode_options): Allow -freorder-blocks-and-partition with
590 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
591 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
592 * function.h (struct rtl_eh): Change call_site_record from
593 scalar into array of 2 elements.
595 2009-08-07 Martin Jambor <mjambor@suse.cz>
597 * ipa-prop.c (count_formal_params_1): New function.
598 (ipa_get_vector_of_formal_parms): New function.
599 (get_vector_of_formal_parm_types): New function.
600 (ipa_modify_formal_parameters): New function.
601 (ipa_modify_call_arguments): New function.
602 (index_in_adjustments_multiple_times_p): New function.
603 (ipa_combine_adjustments): New function.
604 (ipa_dump_param_adjustments): New function.
605 * ipa-prop.h (struct ipa_parm_adjustment): New type.
606 (ipa_get_vector_of_formal_parms): Declare.
607 (ipa_modify_formal_parameters): Declare.
608 (ipa_modify_call_arguments): Declare.
609 (ipa_combine_adjustments): Declare.
610 (ipa_dump_param_adjustments): Declare.
611 (build_ref_for_offset): Declare.
612 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
613 * tree-sra.c: Include ipa-prop.c.
614 (build_ref_for_offset): Make public.
616 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
618 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
620 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
622 * gcc/doc/extend.texi (__builtin_extract_return_address)
623 (__builtin_frob_return_address): Document.
625 2009-08-06 Paul Brook <paul@codesourcery.com>
627 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
628 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
629 implementation on ARMv6-M.
631 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
633 * doc/extend.texi (pcs): Document new attribute for ARM.
635 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
637 * arm.c (pcs_attribute_args): Comment out unsupported attribute
640 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
642 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
645 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
647 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
649 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
651 Merge ARM/hard_vfp_branch to trunk.
653 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
655 * arm.c (libcall_eq): New function.
656 (libcall_hash): New function.
657 (add_libcall): New function.
658 (arm_libcall_uses_aapcs_base): New function.
659 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
660 libcalls using the base PCS.
661 (arm_init_cumulative_args): Likewise.
663 2009-07-20 Joseph Myers <joseph@codesourcery.com>
665 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
666 Use base ABI for conversion libfuncs between HFmode and SFmode.
668 2009-05-12 Joseph Myers <joseph@codesourcery.com>
670 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
671 V4SImode as representatives of all 64-bit and 128-bit vector
672 types. Allow vector types without vector modes.
673 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
674 without vector modes like BLKmode.
675 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
676 BLKmode. Avoid unsupported vector modes or TImode moves for
678 (aapcs_vfp_allocate_return_reg): Likewise.
679 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
680 V8QImode if TARGET_NEON || TARGET_IWMMXT.
682 2009-05-12 Joseph Myers <joseph@codesourcery.com>
684 * config/arm/arm.c (arm_handle_pcs_attribute): New.
685 (arm_get_pcs_model): Pass attribute arguments to
686 arm_pcs_from_attribute.
687 (arm_init_cumulative_args): Use base AAPCS for conversions from
688 floating-point types to DImode.
689 (arm_attribute_table): Add pcs attribute.
690 (arm_handle_pcs_attribute): New.
691 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
692 conversions from floating-point types to DImode, also declare them
693 to use base AAPCS and declare functions they call to use base
694 AAPCS and their RTABI names.
696 2009-05-12 Joseph Myers <joseph@codesourcery.com>
698 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
699 -mfloat-abi=hard not being supported for VFP.
701 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
703 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
704 SYMBOL_REF to hard_libcall_value.
706 2009-03-05 Joseph Myers <joseph@codesourcery.com>
707 Richard Earnshaw <rearnsha@arm.com>
709 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
710 has been put on the stack, all remaining co-processory arguments for
711 that co-processor also go on the stack.
713 2009-03-05 Joseph Myers <joseph@codesourcery.com>
715 * config/arm/arm.c (arm_return_in_memory): Handle returning
716 vectors of suitable size in registers also for AAPCS case.
718 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
720 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
722 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
724 ARM Hard-VFP calling convention
725 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
726 * target.h (gcc_target): Add libcall_value to table of call hooks.
727 * targhooks.h (default_libcall_value): Default implementation.
728 * targhooks.c (default_libcall_value): Likewise.
729 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
730 * optabs.c (expand_unop): Use it.
731 * expr.h (hard_libcall_value): Pass the function RTX through.
732 * calls.c (emit_library_call_value_1): Update call to
734 * explow.c (hard_libcall_value): Use new target hook.
735 * testsuite/lib/target-supports.exp
736 (check_effective_target_arm_hard_vfp_ok): New hook.
737 (check_effective_target_arm_neon_ok): Improve test for neon
739 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
740 * config/arm/arm.c: Include cgraph.h
741 (TARGET_FUNCTION_VALUE): Override default hook.
742 (arm_pcs_default): New variable.
743 (arm_override_options): Don't fault hard calling convention with VFP.
744 Add support for AAPCS variants.
745 (arm_function_value): Make static. Handle AAPCS variants.
746 (arm_libcall_value): New function.
747 (arm_apply_result_size): Handle VFP registers in results.
748 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
750 (pcs_attribute_args): New variable.
751 (arm_pcs_from_attribute): New function.
752 (arm_get_pcs_model): New function.
753 (aapcs_vfp_cum_init): New function.
754 (aapcs_vfp_sub_candidate): New function.
755 (aapcs_vfp_is_return_candidate): New function.
756 (aapcs_vfp_is_call_candidate): New function.
757 (aapcs_vfp_allocate): New function.
758 (aapcs_vfp_allocate_return_reg): New function.
759 (aapcs_vfp_advance): New function.
760 (aapcs_cp_arg_layout): New variable.
761 (aapcs_select_call_coproc): New function.
762 (aapcs_select_return_coproc): New function.
763 (aapcs_allocate_return_reg): New function.
764 (aapcs_libcall_value): New function.
765 (aapcs_layout_arg): New function.
766 (arm_init_cumulative_args): Initialize AAPCS args data.
767 (arm_function_arg): Handle AAPCS variants using new interface.
768 (arm_arg_parital_bytes): Likewise.
769 (arm_function_arg_advance): New function.
770 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
772 (arm_setup_incoming_varargs): Handle new AAPCS args data.
773 * arm.h (NUM_VFP_ARG_REGS): Define.
774 (LIBCALL_VALUE): Update.
775 (FUNCTION_VALUE): Delete.
776 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
778 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
779 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
780 (FUNCTION_ARG_REGNO_P): Add VFP regs.
781 * arm-protos.h (arm_function_arg_advance): Add.
782 (aapcs_libcall_value): Add.
783 (arm_function_value): Delete.
785 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
786 H.J. Lu <hongjiu.lu@intel.com>
789 * config/i386/i386.c (standard_sse_mode_p): Remove.
790 (standard_sse_constant_p): Return 2 for integer mode
791 vector_all_ones_operand when SSE2 is enabled.
792 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
793 (ix86_expand_vector_move): Do not check for negative values from
794 standard_sse_constant_p.
796 2009-08-06 Richard Guenther <rguenther@suse.de>
798 * tree-ssa.c (useless_type_conversion_p_1): Make function and
799 array type comparisons frontend independent.
800 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
801 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
802 out array reference lower bound and element size operands.
803 (ao_ref_init_from_vn_reference): Properly compute the offset
805 (vn_reference_fold_indirect): Fill out array reference lower
806 bound and element size operands.
807 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
808 a non gimple valued reference operand which can happen for
809 array reference lower bound or element size.
810 (create_component_ref_by_pieces_1): Properly generate the
811 element size operand for array references.
813 2009-08-06 Richard Guenther <rguenther@suse.de>
815 PR tree-optimization/40964
816 * tree.c (iterative_hash_host_wide_int): Export.
817 * tree.h (iterative_hash_host_wide_int): Declare.
818 * tree-ssa-structalias.c (heapvar_map): New struct.
819 (heapvar_map_eq): New function.
820 (heapvar_map_hash): Likewise.
821 (heapvar_lookup): Adjust.
822 (heapvar_insert): Likewise.
823 (make_constraint_from_heapvar): Allow multiple heap variables
824 per decl at different offsets.
825 (init_alias_heapvars): Adjust.
827 2009-08-04 David Daney <ddaney@caviumnetworks.com>
829 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
830 * mips_output_sync_loop (mips_output_sync_loop): Only emit
831 trailing sync if TARGET_SYNC_AFTER_SC.
833 2009-08-05 David Daney <ddaney@caviumnetworks.com>
835 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
836 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
837 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
838 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
839 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
840 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
841 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
842 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
843 test_and_set_12): Rewrite calls to mips_output_sync_loop.
844 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
845 the prototype declaration match the definition.
846 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
847 instructions explicitly. Add barrier_before and operands
849 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
850 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
851 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
852 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
853 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
854 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
856 2009-08-05 Andrew Pinski <pinskia@gmail.com>
858 * tree-ssa-alias.c: Fix intervals to use [) syntax.
860 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
861 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
864 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
867 2009-08-05 Jakub Jelinek <jakub@redhat.com>
869 PR rtl-optimization/40924
870 * dse.c (canon_address): Before calling cselib_expand_value_rtx
871 make sure canon_rtx (mem_address) isn't simpler than
872 canon_rtx (expanded_mem_address).
874 2009-08-05 Li Feng <nemokingdom@gmail.com>
876 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
878 (build_scop_drs): Build alias set for each SCoP.
880 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
882 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
883 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
884 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
885 (MIPS_ARCH_FLOAT_SPEC): Likewise.
886 (BASE_DRIVER_SELF_SPECS): Likewise.
888 2009-08-04 Andrew Pinski <pinskia@gmail.com>
890 * tree-ssa-alias.c: Fix some comment typos.
892 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
894 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
895 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
897 2009-08-03 Janis Johnson <janis187@us.ibm.com>
900 * simplify-rtx.c (simplify_binary_operation_1): Disable
901 simplifications for decimal float operations.
903 2009-08-03 Jakub Jelinek <jakub@redhat.com>
906 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
907 operand of INDIRECT_REF.
909 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
911 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
912 constants referencing TLS symbols.
914 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
916 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
917 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
919 2009-08-03 Richard Guenther <rguenther@suse.de>
921 * tree.c (make_vector_type): Build a main variant first,
922 get the canonical one and then build the variant.
923 * tree-ssa.c (useless_type_conversion_p_1): Handle
925 (useless_type_conversion_p): Conversions to pointers to
926 incomplete record types are useless.
928 2009-08-03 Richard Guenther <rguenther@suse.de>
930 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
931 file will be created.
932 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
933 * toplev.c (compile_file): Adjust comment.
935 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
937 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
938 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
939 (TARGET_PROMOTE_FUNCTION_MODE): Define.
940 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
941 (sh_promote_function_mode): Fix typo.
943 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
945 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
947 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
949 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
950 declaration arguments.
952 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
954 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
955 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
956 (ix86_split_ashl): Ditto.
957 (ix86_expand_vector_init_one_nonzero): Ditto.
958 (ix86_expand_vector_set): Ditto.
959 (ix86_expand_reduc_v4sf): Ditto.
961 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
963 * explow.c (promote_function_mode): Remove assert.
964 * config/sh/sh.c (sh_promote_function_mode): Declare.
966 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
968 * config/pa/pa.c (pa_promote_function_mode): Declare.
969 Change to static. Fix promote_mode call.
971 * gthr-dce.h (CONST_CAST2): Define if not defined.
972 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
974 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
976 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
978 * expr.c (store_constructor): Use promote_decl_mode. Remove
979 now write-only variable unsignedp.
980 (expand_expr_real_1): Use promote_decl_mode.
981 * expr.h (promote_function_mode, promote_decl_mode): New.
982 (promote_mode): Remove last argument.
983 * function.c (assign_temp): Drop last argument of promote_mode.
984 (assign_parm_find_data_types): Use promote_function_mode.
985 (assign_parm_setup_reg): Likewise.
986 (expand_function_end): Use promote_function_mode.
987 * calls.c (initialize_argument_information): Use promote_function_mode.
988 (precompute_arguments): Use promote_mode instead of checking if
989 only PROMOTE_FUNCTION_MODE is defined.
990 (expand_call): When making sibcall decisions, use promote_function_mode.
991 Below, remove an if for targetm.calls.promote_function_return and
992 and use promote_function_mode.
993 (emit_library_call_value_1): Use promote_function_mode, fix bug
994 where promote_mode was passed FOR_CALL == 0 for a return value in an
996 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
997 * explow.c (promote_function_mode, promote_decl_mode): New.
998 (promote_mode): Keep only the FOR_CALL == 0 case.
999 * combine.c (setup_incoming_promotion): Remove test of
1000 promote_function_args. Use promote_function_mode.
1001 * stmt.c (expand_value_return): Use promote_decl_mode.
1002 (expand_decl): Use promote_decl_mode.
1004 * expr.c (store_constructor): Use promote_decl_mode. Remove
1005 now write-only variable unsignedp.
1006 (expand_expr_real_1): Use promote_decl_mode.
1007 * expr.h (promote_function_mode, promote_decl_mode): New.
1008 (promote_mode): Remove last argument.
1009 * function.c (assign_temp): Drop last argument of promote_mode.
1010 (assign_parm_find_data_types): Use promote_function_mode.
1011 (assign_parm_setup_reg): Likewise.
1012 (expand_function_end): Use promote_function_mode.
1013 * calls.c (initialize_argument_information): Use promote_function_mode.
1014 (precompute_arguments): Use promote_mode instead of checking if
1015 only PROMOTE_FUNCTION_MODE is defined.
1016 (expand_call): When making sibcall decisions, use promote_function_mode.
1017 Below, remove an if for targetm.calls.promote_function_return and
1018 and use promote_function_mode.
1019 (emit_library_call_value_1): Use promote_function_mode, fix bug
1020 where promote_mode was passed FOR_CALL == 0 for a return value in an
1022 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1023 * explow.c (promote_function_mode, promote_decl_mode): New.
1024 (promote_mode): Keep only the FOR_CALL == 0 case.
1025 * combine.c (setup_incoming_promotion): Remove test of
1026 promote_function_args. Use promote_function_mode.
1027 * stmt.c (expand_value_return): Use promote_decl_mode.
1028 (expand_decl): Use promote_decl_mode.
1030 * explow.c (promote_function_mode): Just call the target hook.
1031 * targhooks.c (default_promote_function_mode,
1032 default_promote_function_mode_always_promote): New.
1033 * targhooks.h (default_promote_function_mode,
1034 default_promote_function_mode_always_promote): Declare.
1035 * target.h (promote_function_args, promote_function_return): Remove.
1036 (promote_function_mode): New.
1037 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1038 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1039 (TARGET_PROMOTE_FUNCTION_MODE): New.
1040 (TARGET_CALLS): Adjust.
1041 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1042 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1044 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1045 * config/s390/s390.c (s390_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/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1051 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1052 with pointer handling.
1053 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1054 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1056 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1057 * config/sh/sh.c (sh_promote_function_mode): New.
1058 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1059 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1061 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1062 * config/cris/cris.c (cris_promote_function_mode): ... here.
1063 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1064 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1066 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1067 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1068 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1069 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1071 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1072 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1073 complex type handling.
1074 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1075 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1077 * config/pa/pa.c (pa_promote_function_mode): New.
1078 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1079 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1081 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1082 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1083 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1084 * config/xtensa/xtensa.c: Likewise.
1085 * config/stormy16/stormy16.c: Likewise.
1086 * config/iq2000/iq2000.c: Likewise.
1087 * config/rs6000/rs6000.c: Likewise.
1088 * config/picochip/picochip.c: Likewise.
1089 * config/arc/arc.c: Likewise.
1090 * config/mcore/mcore.c: Likewise.
1091 * config/score/score.c: Likewise.
1092 * config/mips/mips.c: Likewise.
1093 * config/bfin/bfin.c: Likewise.
1094 * config/ia64/ia64.c: Likewise (disabled though).
1096 * config/frv/frv.h: Remove pointless remark.
1098 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1099 TARGET_PROMOTE_FUNCTION_ARGS,
1100 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1101 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1103 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1105 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1106 -floop-parallelize-all.
1107 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1108 flag_loop_parallelize_all.
1109 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1110 * graphite.c (graphite_transform_loops): Same.
1112 * graphite-poly.c (apply_poly_transforms): Same.
1114 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1116 PR tree-optimization/40914
1117 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1118 if set, then check the delta field of the PMF record.
1119 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1120 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1121 call is stored in the delta.
1123 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1125 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1127 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1129 * config/i386/bsd.h (ASM_BYTE): New define.
1130 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1131 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1132 .byte. Use fputs or putc instead of fprintf where appropriate.
1133 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1134 fputs or putc instead of fprintf where appropriate.
1135 * config/i386/i386elf.h: Ditto.
1136 * config/i386/sysv4.h: Ditto.
1138 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1139 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1140 (*tls_global_dynamic_64): Ditto.
1142 2009-07-31 Christian Bruel <christian.bruel@st.com>
1144 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1146 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1148 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1149 Remove dead code for MINUS.
1151 2009-07-31 Anthony Green <green@moxielogic.com>
1153 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1155 (moxie_expand_epilogue): Ditto for epilogue.
1156 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1158 (moxie_function_arg): Ditto.
1159 (moxie_pass_by_reference): Ditto.
1160 (moxie_arg_partial_bytes): Ditto.
1161 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1162 (FUNCTION_ARG_ADVANCE) Ditto.
1163 (REG_PARM_STACK_SPACE) Ditto.
1164 (FUNCTION_ARG_REGNO_P) Dito.
1166 * config.gcc: Add moxie linux config support.
1167 * gcc/config/moxie/uclinux.h: New file.
1169 2009-07-31 DJ Delorie <dj@redhat.com>
1171 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1172 (UNSPECV_SP_SWITCH_E): New.
1173 (sp_switch_1): Change to an unspec.
1174 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1176 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1177 reference the new stack's address
1179 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1181 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1182 graphite-clast-to-gimple.o, graphite-dependences.o,
1183 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1184 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1185 (graphite-blocking.o,
1186 graphite-clast-to-gimple.o, graphite-dependences.o,
1187 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1188 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1189 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1190 * cfgloop.h (struct loop): Add can_be_parallel field.
1191 * common.opt (fgraphite-identity): Moved up.
1192 (fgraphite-force-parallel): New flag.
1193 * graphite.c: Rewrite.
1194 * graphite.h: Rewrite.
1195 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1197 * toplev.c (graphite_out_file): New file descriptor.
1198 (graphite_in_file): New.
1199 (process_options): flag_graphite_force_parallel cannot be used without
1201 * tree-ssa-loop.c: Include toplev.h.
1202 (gate_graphite_transforms): Enable flag_graphite for
1203 flag_graphite_force_parallel.
1205 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1207 * ChangeLog.graphite: New.
1208 * graphite-blocking.c: New.
1209 * graphite-clast-to-gimple.c: New.
1210 * graphite-clast-to-gimple.h: New.
1211 * graphite-dependences.c: New.
1212 * graphite-dependences.h: New.
1213 * graphite-interchange.c: New.
1214 * graphite-poly.c: New.
1215 * graphite-poly.h: New.
1216 * graphite-ppl.c: New.
1217 * graphite-ppl.h: New.
1218 * graphite-scop-detection.c: New.
1219 * graphite-scop-detection.h: New.
1220 * graphite-sese-to-poly.c: New.
1221 * graphite-sese-to-poly.h: New.
1225 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1227 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1228 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1230 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1232 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1233 (scev_is_linear_expression): Return false if the evolution is not
1234 affine multivariate.
1236 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1238 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1239 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1241 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1243 * tree-data-ref.c (debug_data_references): New.
1244 (debug_data_reference): New.
1245 * tree-data-ref.h (debug_data_references): Declared.
1246 (debug_data_reference): Declared.
1248 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1250 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1251 * tree-data-ref.h (scop_p): Removed.
1252 (struct data_reference): Remove field scop.
1254 (stmt_simple_memref_p): Removed.
1256 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1258 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1259 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1262 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1264 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1266 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1268 * doc/invoke.texi (-fgraphite-identity): Documented.
1270 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1272 * tree-scalar-evolution.c: Fix comment.
1273 (instantiate_scev_1): Return unknow from scev instantiation if the
1274 result is not above instantiate_below.
1276 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1278 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1279 static anymore. Instantiate the symbols that may have been introduced
1281 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1284 2009-07-30 DJ Delorie <dj@redhat.com>
1286 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1287 .vliw directive to VLIW sections.
1289 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1291 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1293 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1294 (AUTOHEADER): New variable.
1295 ($(srcdir)/cstamp-h.in): Use it.
1297 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1298 Pat Haugen <pthaugen@us.ibm.com>
1299 Revital Eres <ERES@il.ibm.com>
1301 * config/rs6000/vector.md (VEC_F): Add VSX support.
1305 (vector_load_<mode>): Ditto.
1306 (vector_store_<mode>): Ditto.
1307 (vector GPR move split): Ditto.
1308 (vec_reload_and_plus_<mptrsize>): Ditto.
1309 (vec_reload_and_reg_<mptrsize>): Ditto.
1310 (add<mode>3): Ditto.
1311 (sub<mode>3): Ditto.
1312 (mul<mode>3): Ditto.
1313 (neg<mode>2): Ditto.
1314 (abs<mode>2): Ditto.
1315 (smin<mode>3): Ditto.
1316 (smax<mode>3): Ditto.
1317 (vector_eq<mode>): Ditto.
1318 (vector_gt<mode>): Ditto.
1319 (vector_ge<mode>): Ditto.
1320 (vector_gtu<mode>): Ditto.
1321 (vector_select_<mode>_uns): Ditto.
1322 (vector_eq_<mode>_p): Ditto.
1323 (vector_gt_<mode>_p): Ditto.
1324 (vector_ge_<mode>_p): Ditto.
1325 (vector_gtu_<mode>_p): Ditto.
1326 (cr6_test_for_zero): Ditto.
1327 (cr6_test_for_zero_reverse): Ditto.
1328 (cr6_test_for_lt): Ditto.
1329 (cr6_test_for_lt_reverse): Ditto.
1330 (xor<mode>3): Ditto.
1331 (ior<mode>3): Ditto.
1332 (and<mode>3): Ditto.
1333 (one_cmpl<mode>2): Ditto.
1334 (nor<mode>2): Ditto.
1335 (andc<mode>2): Ditto.
1336 (float<VEC_int<mode>2): Ditto.
1337 (unsigned_float<VEC_int><mode>2): Ditto.
1338 (fix_trunc<mode><VEC_int>2): Ditto.
1339 (fixuns_trunc<mode><VEC_int>2): Ditto.
1341 (vec_set<mode>): Ditto.
1342 (vec_extract<mode>): Ditto.
1343 (vec_interleave_highv4sf): Ditto.
1344 (vec_interleave_lowv4sf): Ditto.
1345 (vec_realign_load_<mode>): Ditto.
1346 (vec_shl_<mode>): Ditto.
1347 (vec_shr_<mode>): Ditto.
1348 (div<mode>3): New patterns for VSX.
1349 (vec_interleave_highv2df): Ditto.
1350 (vec_interleave_lowv2df): Ditto.
1351 (vec_pack_trunc_v2df): Ditto.
1352 (vec_pack_sfix_trunc_v2df): Ditto.
1353 (vec_pack_ufix_trunc_v2df): Ditto.
1354 (vec_unpacks_hi_v4sf): Ditto.
1355 (vec_unpacks_lo_v4sf): Ditto.
1356 (vec_unpacks_float_hi_v4si): Ditto.
1357 (vec_unpacku_float_lo_v4si): Ditto.
1358 (vec_unpacku_float_hi_v4si): Ditto.
1359 (vec_unpacks_float_lo_v4si): Ditto.
1360 (movmisalign<mode>): Ditto.
1361 (vector_ceil<mode>2): New patterns for vectorizing math library.
1362 (vector_floor<mode>2): Ditto.
1363 (vector_btrunc<mode>2): Ditto.
1364 (vector_copysign<mode>3): Ditto.
1366 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1367 predicate for setting the high bit in each word, used for copysign.
1369 * config/rs6000/ppc-asm.h (f19): Whitespace.
1370 (f32-f63): Define if VSX.
1371 (v0-v31): Define if Altivec.
1372 (vs0-vs63): Define if VSX.
1374 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1376 * config/rs6000/power7.md: New file, provide tuning parameters for
1379 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1380 (rs6000_cpu_cpp_builtins): Ditto.
1381 (altivec_overloaded_builtins): Ditto.
1382 (altivec_resolve_overloaded_builtin): Ditto.
1384 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1385 debug switch to disable vectorizing simple math builtin
1388 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1389 Vectorize simple math builtin functions.
1390 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1391 hook to vectorize math builtins.
1392 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1393 (rs6000_builtin_conversion): Add VSX/power7 support.
1394 (rs6000_builtin_vec_perm): Ditto.
1395 (vsplits_constant): Add support for loading up a vector constant
1396 with just the high bit set in each part.
1397 (rs6000_expand_vector_init): Add VSX/power7 support.
1398 (rs6000_expand_vector_set): Ditto.
1399 (rs6000_expand_vector_extract): Ditto.
1400 (rs6000_emit_move): Ditto.
1401 (bdesc_3arg): Ditto.
1402 (bdesc_2arg): Ditto.
1403 (bdesc_1arg): Ditto.
1404 (rs6000_expand_ternop_builtin): Ditto.
1405 (altivec_expand_builtin): Ditto.
1406 (rs6000_expand_unop_builtin): Ditto.
1407 (rs6000_init_builtins): Ditto.
1408 (altivec_init_builtins): Ditto.
1409 (builtin_function_type): Ditto.
1410 (rs6000_common_init_builtins): Ditto.
1411 (rs6000_handle_altivec_attribute); Ditto.
1412 (rs6000_mangle_type): Ditto.
1413 (rs6000_vector_mode_supported_p): Ditto.
1414 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1417 * config/rs6000/vsx.md: New file for VSX support.
1419 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1420 identifing values with just the most significant bit set.
1421 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1422 vectorized builtins.
1424 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1425 (UNSPEC_VRFIM): Delete.
1426 (splitter for loading up vector with most significant bit): New
1427 splitter for vectorizing copysign.
1428 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1429 vectorizing simple math functions.
1430 (altivec_vrfip): Add support for vectorizing simple math functions.
1431 (altivec_vrfim): Ditto.
1432 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1434 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1435 (power7.md, vsx.md): Include for power7 support.
1436 (copysigndf3): Use VSX instructions if -mvsx.
1437 (negdf2_fpr): Ditto.
1438 (absdf2_fpr): Ditto.
1439 (nabsdf2_fpr): Ditto.
1440 (adddf3_fpr): Ditto.
1441 (subdf3_fpr): Ditto.
1442 (muldf3_fpr): Ditto.
1443 (divdf3_fpr): Ditto.
1444 (fix_truncdfdi2_fpr): Ditto.
1445 (cmpdf_internal1): Ditto.
1446 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1447 (btruncdf2, btruncdf2_fpr): Ditto.
1448 (ceildf2, ceildf2_fpr): Ditto.
1449 (floordf2, floordf2_fpr): Ditto.
1450 (floatdidf2, floatdidf2_fpr): Ditto.
1451 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1452 (fmsubdf4_fpr): Ditto.
1453 (fnmadddf4_fpr_1): Ditto.
1454 (fnmadddf4_fpr_2): Ditto.
1455 (fnmsubdf4_fpr_1): Ditto.
1456 (fnmsubdf4_fpr_2): Ditto.
1457 (fixuns_truncdfdi2): Add expander for VSX support.
1458 (fix_truncdfdi2): Ditto.
1459 (fix_truncdfsi2): Ditto.
1461 (btruncsf2): Whitespace.
1462 (movdf_hardfloat32): Add support for VSX registers.
1463 (movdf_softfloat32): Ditto.
1464 (movdf_hardfloat64): Ditto.
1465 (movdf_hardfloat64_mfpgpr): Ditto.
1466 (movdf_softfloat64): Ditto.
1467 (movti splitters): Add check for vector registers supporting
1468 TImode in the future.
1469 (bpermd): Add power7 bpermd instruction.
1471 * config/rs6000/altivec.h (vec_div): Define if VSX.
1475 (vec_nearbyint): Ditto.
1478 (all predicates): Use the generic builtin function, and not the V4SF
1479 specific function so that the predicates will work with VSX's V2DF.
1483 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1484 Document new VSX functions and types.
1486 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1489 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1490 "wa", and "j" constraints. Modify "v" to talk about Altivec
1491 instead of just vector.
1493 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1496 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1497 location for phi arguments.
1498 (rewrite_update_phi_arguments): Find locations for reaching defs.
1499 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1500 Add location to add_phi_arg calls.
1501 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1502 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1503 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1504 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1505 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1506 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1507 * tree-phinodes.c (make_phi_node): Initialize location.
1508 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1509 (add_phi_arg): Add location parameter.
1510 (remove_phi_arg_num): Move location when moving phi argument.
1511 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1513 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1514 slpeel_update_phi_nodes_for_guard1,
1515 slpeel_update_phi_nodes_for_guard2,
1516 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1517 vect_loop_versioning): Set locations.
1518 * tree-parloops.c (create_phi_for_local_result,
1519 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1520 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1521 * tree-vect-loop.c (get_initial_def_for_induction,
1522 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1524 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1525 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1526 (gimple_phi_arg_set_location): New. Set locus.
1527 (gimple_phi_arg_has_location): New. Check for locus.
1528 (redirect_edge_var_map_location): New. Return locus from var_map.
1529 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1530 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1531 combining PHI arguments.
1532 (cond_store_replacement): Set location.
1533 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1534 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1535 scop_add_exit_phis_edge): Add locations.
1536 * tree-cfgcleanup.c (remove_forwarder_block,
1537 remove_forwarder_block_with_phi): Add locations.
1538 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1539 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1541 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1542 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1543 flush_pending_stmts): Add source location.
1544 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1545 stack to preserve locations.
1546 * tree-vect-stmts.c (vectorizable_load): Add location.
1547 * tree-inline.c (copy_phis_for_bb): Copy locus.
1548 (setup_one_parameter): Add call locus to inlined parameter stmts.
1549 (initialize_inlined_parameters): Pass in call location as parameter
1551 (tree_function_versioning): Pass location to setup_one_parameter.
1552 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1553 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1554 copy and edge lists.
1555 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1556 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1557 locus parameter and override the stmt default if provided.
1558 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1559 elim_graph_add_edge, elim_graph_remove_succ_edge,
1560 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1561 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1562 eliminate_phi): Add locus info in elimination graph for each edge and
1564 (insert_backedge_copies): Copy locus if present.
1565 * tree-flow.h (struct _edge_var_map): Add locus field.
1566 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1567 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1568 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1570 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1572 2009-07-30 Martin Jambor <mjambor@suse.cz>
1574 PR tree-optimization/40570
1575 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1578 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1580 * ssa-loop-manip.c: Include langhooks.h.
1581 (rewrite_phi_with_iv): New.
1582 (rewrite_all_phi_nodes_with_iv): New.
1583 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1584 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1585 * tree-parloops.c (loop_parallel_p): Move out all conditions
1586 except dependency check.
1587 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1588 (gen_parallel_loop): Call canonicalize_loop_ivs without
1589 reduction_list argument.
1590 (build_new_reduction): New.
1591 (gather_scalar_reductions): New.
1592 (try_get_loop_niter): New.
1593 (try_create_reduction_list): New.
1594 (parallleize_loops): Change the parallel conditions check.
1595 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1596 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1598 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1600 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1602 * doc/options.texi (Option properties): Mention new quoting syntax.
1604 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1606 * config/alpha/alpha.c (alpha_start_function):
1607 Handle VMS_DEBUG_MAIN_POINTER
1608 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1609 * doc/invoke.texi: Document -mdebug-main switch.
1611 2009-07-29 Richard Henderson <rth@redhat.com>
1613 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1614 (cgraph_create_edge_including_clones): Likewise.
1615 * tree-inline.c (copy_bb): Operate on the correct edges
1616 when updating the callgraph.
1618 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1620 * config/alpha/vms-cc.c: Deleted.
1621 * config/alpha/vms-ld.c: Deleted.
1622 * config/alpha/t-vms64: Moved to config/vms
1623 * config/alpha/vms-crt0-64.c: Moved to config/vms
1624 * config/alpha/vms-crt0.c: Moved to config/vms
1625 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1626 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1627 * config/alpha/xm-vms.h: Moved to config/vms
1628 * config/alpha/x-vms: Moved to config/vms
1629 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1631 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1632 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1634 * config/vms/t-vms64: Moved here from config/alpha
1635 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1636 (argc,argv,envp): Enforce 32bit malloc'ing.
1637 * config/vms/vms-psxcrt0-64.c: Likewise.
1638 * config/vms/vms-crt0.c: Moved here from config/alpha.
1639 * config/vms/vms-psxcrt0.c: Likewise.
1640 * config/vms/vms-crtl-64.h: New file.
1641 * config/vms/vms-crtl.h: New file.
1642 * config/vms/vms.opt: New file.
1643 * config/vms/xm-vms64.h: New file.
1644 * config/vms/xm-vms.h: Moved here from config/alpha.
1645 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1647 * config/vms/x-vms: Moved here from config/alpha.
1648 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1649 (vms-ld.o, vms-cc.o): Removed.
1650 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1652 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1654 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1655 correct stack (obvious VMS fix).
1657 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1659 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1660 date, version info if VMS_DEBUGGING_INFO defined.
1661 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1662 size, date calculating code moved here.
1664 2009-07-29 Paul Brook <paul@codesourcery.com>
1666 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1669 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1672 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1673 to DImode when generating insq_le insn.
1675 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1677 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1678 New macro set for VMS_DEBUGGGING_INFO.
1679 (AT_string_form): Use it.
1681 2009-07-28 DJ Delorie <dj@redhat.com>
1683 * config/mep/mep.c (vtext_section): New.
1684 (vftext_section): New.
1685 (ftext_section): New.
1686 (mep_select_section): Add support for functions.
1687 (mep_unique_section): Likewise.
1688 (mep_asm_init_sections): Likewise.
1689 (mep_encode_section_info): Remove it from here.
1691 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1693 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1695 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1696 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1698 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1700 * dwarf2out.c (output_file_names): Test new macro
1701 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1702 (add_comp_dir_attribute): Likewise.
1704 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1706 * config/i386/mingw-w64.h (LINK_SPEC): Add
1707 separating space between commands.
1709 2009-07-28 Jan Hubicka <jh@suse.cz>
1711 PR tree-optimization/40759
1712 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1715 2009-07-27 DJ Delorie <dj@redhat.com>
1717 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1718 types are dword-aligned.
1719 (mep_expand_va_start): Likewise.
1721 2009-07-27 Olivier Hainque <hainque@adacore.com>
1722 Douglas B Rupp <rupp@gnat.com>
1724 * convert.c (convert_to_pointer): Don't assume the target
1725 pointer type is POINTER_SIZE long. Fetch its precision instead.
1727 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1729 * system.h (fopen): Undefine if macro.
1731 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1733 * dwarf2out.c (output_cfi_p): Removed.
1734 (output_cfis): New function.
1735 (output_fde): New function, split from output_call_frame_info.
1736 (output_call_frame_info): Use it.
1737 (dwarf2out_switch_text_section): Use output_cfis.
1739 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1741 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1742 TARGET_BI_ARCH is specified without enabling SJLJ.
1743 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1744 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1746 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1748 * arm.md (negdi2): Use DImode if forcing a value into a register.
1750 2009-07-26 Ira Rosen <irar@il.ibm.com>
1752 PR tree-optimization/40801
1753 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1754 of vector operand from the previous copy of vector statement.
1755 Pass the correct definition type value to
1756 vect_get_vec_def_for_stmt_copy().
1758 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1760 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1761 const char ** conversion.
1763 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1765 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1766 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1767 (gcc_unreachable): Invoke __builtin_unreachable() if
1768 !ENABLE_ASSERT_CHECKING.
1770 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1772 PR rtl-optimization/40445
1773 * emit-rtl.c (next_nonnote_insn_bb): New function.
1774 * rtl.h (next_nonnote_insn_bb): Declare new function.
1775 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1776 with no successors that is the successor of the ENTRY_BLOCK.
1777 Continue from the top after removing an empty fallthrough block.
1778 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1779 of next_nonnote_insn.
1781 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1783 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1785 2009-07-25 Martin Jambor <mjambor@suse.cz>
1787 * c-common.c (c_common_attribute_table): New element for noclone.
1788 (handle_noclone_attribute): New function. Forward-declare.
1789 * tree-inline.c (tree_versionable_function_p): Check for noclone
1791 * doc/extend.texi (Labels as Values): Document need for noclone.
1792 (Function Attributes): Document noclone attribute.
1794 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1796 PR rtl-optimization/34999
1797 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1798 and dw_fde_switched_cold_to_hot fields.
1799 (output_cfi_p): New function.
1800 (output_call_frame_info): If fde->dw_fde_switched_sections,
1801 output 2 FDEs instead of one with corrupted header.
1802 (dwarf2out_do_cfi_startproc): New function.
1803 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1804 and fde->dw_fde_switched_cold_to_hot.
1805 (dwarf2out_switch_text_section): Compute
1806 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1807 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1808 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1809 Otherwise, compute fde->dw_fde_switch_cfi.
1811 2009-07-24 Cary Coutant <ccoutant@google.com>
1813 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1815 2009-07-24 Cary Coutant <ccoutant@google.com>
1817 * cfghooks.c (split_block): Copy discriminator to new block.
1818 * tree-cfg.c (assign_discriminator): Check location of last
1819 instruction in block as well as first.
1821 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1823 * config/i386/linux.c: Use fputs or putc instead of fprintf
1825 * config/i386/gas.h: Ditto.
1826 * config/i386/x86-64.h: Ditto.
1827 * config/i386/att.h: Ditto.
1829 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1831 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1834 2009-07-24 Martin Jambor <mjambor@suse.cz>
1836 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1837 (ipa_push_func_to_list_1): Declare.
1838 (ipa_push_func_to_list): New function.
1840 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1841 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1842 (ipa_push_func_to_list): Removed.
1843 (ipa_pop_func_from_list): Clear node_enqueued flag.
1845 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1847 * config/s390/s390.c (override_options): Default
1848 max-unrolled-insns to 100 for z10 tuning.
1850 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1852 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1853 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1854 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1855 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1856 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1857 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1858 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1860 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1862 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1863 use default set in mingw32.h header.
1864 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1865 64-bit /mingw/include path.
1866 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1869 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1871 PR rtl-optimization/40209
1872 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1874 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1877 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1878 with the rest of string where appropriate. Use fputs or putc
1879 instead of fprintf where appropriate.
1881 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1882 Pat Haugen <pthaugen@us.ibm.com>
1883 Revital Eres <ERES@il.ibm.com>
1885 * config/rs6000/vector.md: New file. Move most of the vector
1886 expander support here from altivec.md to allow for the VSX vector
1887 unit in the future. Add support for secondary_reload patterns.
1888 Rewrite the patterns for vector comparison, and vector comparison
1889 predicate instructions so that the RTL expresses the desired
1890 behavior, instead of using unspec.
1892 * config/rs6000/constraints.md ("f" constraint): Use
1893 rs6000_constraints to hold the precalculated register class.
1894 ("d" constraint): Ditto.
1895 ("wd" constraint): New constraint for VSX.
1896 ("wf" constraint): Ditto.
1897 ("ws" constraint): Ditto.
1898 ("wa" constraint): Ditto.
1899 ("wZ" constraint): Ditto.
1900 ("j" constraint): Ditto.
1902 * config/rs6000/predicates.md (vsx_register_operand): New
1904 (vfloat_operand): New predicate for vector.md.
1905 (vint_operand): Ditto.
1906 (vlogical_operand): Ditto.
1907 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1908 (easy_vector_constant): Add VSX support.
1909 (altivec_indexed_or_indirect_operand): New predicate for
1910 recognizing Altivec style memory references with AND -16.
1912 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1913 for vector secondary reload support.
1914 (rs6000_vector_reg_class): Delete, replacing it with
1916 (rs6000_vsx_reg_class): Ditto.
1917 (rs6000_constraints): New array to hold the register classes of
1918 each of the register constraints that can vary at runtime.
1919 (builtin_mode_to_type): New static array for builtin function type
1921 (builtin_hash_table): New static hash table for builtin function
1923 (TARGET_SECONDARY_RELOAD): Define target hook.
1924 (TARGET_IRA_COVER_CLASSES): Ditto.
1925 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1926 registers are 128 bits if VSX memory reference instructions are used.
1927 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1929 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1930 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1931 Print several of the scheduling related parameters.
1932 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1933 rs6000_constraints instead of rs6000_vector_reg_class. Move
1934 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1935 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1936 Altivec. Add VSX support. Setup for secondary reload support on
1937 Altivec/VSX registers.
1938 (rs6000_override_options): Make power7 set the scheduling groups
1939 like the power5. Add support for new debug switches to override
1940 the scheduling defaults. Temporarily disable -mcpu=power7 from
1941 setting -mvsx. Add support for debug switches -malways-hint,
1942 -msched-groups, and -malign-branch-targets.
1943 (rs6000_buitlin_conversion): Add support for returning unsigned
1944 vector conversion functions to fix regressions due to stricter
1946 (rs6000_builtin_mul_widen_even): Ditto.
1947 (rs6000_builtin_mul_widen_odd): Ditto.
1948 (rs6000_builtin_vec_perm): Ditto.
1949 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1950 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1952 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1954 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1955 VSX types for bit operations. Changes to accomidate vector.md.
1956 (bdesc_2arg): Ditto.
1957 (bdesc_1arg): Ditto.
1958 (struct builtin_description_predicates): Rewrite predicate
1959 handling so that RTL describes the operation, instead of passing
1960 the instruction to be used as a string argument.
1961 (bdesc_altivec_preds): Ditto.
1962 (altivec_expand_predicate_builtin): Ditto.
1963 (altivec_expand_builtin): Ditto.
1964 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1965 statement for vsldoi support.
1966 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1967 (altivec_expand_st_builtin): Ditto.
1968 (paired_expand_builtin): Whitespace changes.
1969 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1970 builtin_mode_to_type table for secondary reload. Call
1971 builtin_function_type to build random builtin functions.
1972 (altivec_init_builtins): Change to use builtin_function_type to
1973 create builtin function types dynamically as we need them.
1974 (builtin_hash_function): New support for hashing the tree types
1975 for builtin function as we need it, rather than trying to build
1976 all of the trees that we need. Add initial preliminary VSX support.
1977 (builtin_function_type): Ditto.
1978 (builtin_function_eq): Ditto.
1979 (builtin_hash_struct): Ditto.
1980 (rs6000_init_builtins): Ditto.
1981 (rs6000_common_init_builtins): Ditto.
1982 (altivec_init_builtins): Ditto.
1983 (rs6000_common_init_builtins): Ditto.
1984 (enum reload_reg_type): New enum for simplifing reg classes.
1985 (rs6000_reload_register_type): Simplify register classes into GPR,
1986 Vector, and other registers. Altivec and VSX addresses in reload.
1987 (rs6000_secondary_reload_inner): Ditto.
1988 (rs6000_ira_cover_classes): New target hook, that returns the
1989 appropriate cover classes, based on -mvsx being used or not.
1990 (rs6000_secondary_reload_class): Add VSX support.
1991 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
1992 (get_vsel_insn): Ditto.
1993 (rs6000_emit_vector_compare): Rewrite vector conditional support
1994 so that where we can, we use RTL operators, instead of blindly use
1996 (rs6000_emit_vector_select): Ditto.
1997 (rs6000_emit_vector_cond_expr): Ditto.
1998 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
1999 (create_TOC_reference): Add -mdebug=addr support.
2000 (emit_frame_save): VSX loads/stores need register indexed addressing.
2002 * config/rs6000/rs6000.md: Include vector.md.
2004 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2006 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2007 support for V2DI, V2DF in logical, permute, select operations.
2009 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2010 switch for vsx/power7.
2011 (-mvsx-scalar-memory): Ditto.
2012 (-mvsx-align-128): Ditto.
2013 (-mallow-movmisalign): Ditto.
2014 (-mallow-df-permute): Ditto.
2015 (-msched-groups): Ditto.
2016 (-malways-hint): Ditto.
2017 (-malign-branch-targets): Ditto.
2019 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2021 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2022 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2023 (rs6000_vector_reg_class): Delete.
2024 (rs6000_vsx_reg_class): Ditto.
2025 (enum rs6000_reg_class_enum): New enum for the constraints that
2026 vary based on target switches.
2027 (rs6000_constraints): New array to hold the register class for all
2028 of the register constraints that vary based on the switches used.
2029 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2030 (enum rs6000_builtins): Add unsigned varients for the builtin
2031 declarations returned by target hooks for expanding multiplies,
2032 select, and permute operations. Add VSX builtins.
2033 (enum rs6000_builtin_type_index): Add entries for VSX.
2034 (V2DI_type_node): Ditto.
2035 (V2DF_type_node): Ditto.
2036 (unsigned_V2DI_type_node): Ditto.
2037 (bool_long_type_node): Ditto.
2038 (intDI_type_internal_node): Ditto.
2039 (uintDI_type_internal_node): Ditto.
2040 (double_type_internal_node): Ditto.
2042 * config/rs6000/altivec.md (whole file): Move all expanders to
2043 vector.md from altivec.md. Rename insn matching functions to be
2045 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2046 (altivec_vcmp*): Ditto.
2047 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2048 (VM): New iterator for moves that includes the VSX types.
2049 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2050 (altivec_vperm_<mode>_uns): New, for unsigned types.
2051 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2052 (altivec_eq<mode>): Ditto.
2053 (altivec_gt<mode>): Ditto.
2054 (altivec_gtu<mode>): Ditto.
2055 (altivec_eqv4sf): Ditto.
2056 (altivec_gev4sf): Ditto.
2057 (altivec_gtv4sf): Ditto.
2058 (altivec_vcmpbfp_p): Ditto.
2060 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2062 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2065 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2068 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2069 ASM_SHORT instead of .word.
2070 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2071 instead of .word in asm template.
2073 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2076 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2077 (process_bb_node_lives): Use it.
2079 * ira.c (setup_cover_and_important_classes): Don't setup
2080 ira_important_class_nums. Add cover classes to the end of
2082 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2084 (find_reg_class_closure): Use reorder_important_classes.
2086 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2088 * config/i386/i386.c (i386_ira_cover_classes): New function.
2089 (TARGET_IRA_COVER_CLASSES): Redefine.
2091 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2092 importance of order of cover classes in the array.
2094 2009-07-22 Diego Novillo <dnovillo@google.com>
2096 * tree-pass.h (TDF_EH): Define.
2097 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2098 contains TDF_EH, print the EH region number holding GS.
2099 * tree-dump.c (dump_options): Add "eh".
2100 * doc/invoke.texi: Document it.
2102 2009-07-22 Doug Kwan <dougkwan@google.com>
2104 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2106 2009-07-22 Michael Matz <matz@suse.de>
2108 PR tree-optimization/35229
2109 PR tree-optimization/39300
2111 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2112 (inhibit_phi_insertion): New function.
2113 (insert_into_preds_of_block): Call it for REFERENCEs.
2114 (init_pre): Initialize and finalize scalar evolutions.
2115 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2117 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2119 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2120 Use CONST_VECTOR_NUNITS to determine number of elements.
2122 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2124 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2125 (U, W): Constraints are now deprecated and will be removed if we
2127 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2129 ("prefetch"): Add the stcmh instruction for prefetching.
2130 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2132 (s390_short_displacement): Return always true if compiling for
2133 machines not providing the long displacement facility.
2134 (s390_mem_constraint): Support the new constraint letter Z.
2135 (s390_check_qrst_address): New function.
2137 2009-07-21 DJ Delorie <dj@redhat.com>
2139 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2142 2009-07-21 Jason Merrill <jason@redhat.com>
2144 * c-common.c (max_tinst_depth): Increase default to 1024.
2146 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2148 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2149 (vec_unpacku_float_lo_v4si): Ditto.
2151 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2154 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2155 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2156 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2157 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2159 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2161 PR tree-optimization/40813
2162 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2165 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2167 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2168 with a NOP_EXPR if needed.
2170 2009-07-21 Paul Brook <paul@codesourcery.com>
2172 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2173 Terminate debug dump with newline.
2175 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2177 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2178 Cast "1" to unsigned HOST_WIDE_INT.
2179 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2180 deposit length to the maximum length - lsb. Extend length if
2181 HOST_BITS_PER_WIDE_INT is 32.
2183 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2185 * cgraph.h (constant_pool_htab): New function.
2186 (constant_descriptor_tree): Move from varasm.c.
2187 * varasm.c (constant_pool_htab): New function.
2188 (constant_descriptor_tree): Move to cgraph.h.
2190 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2192 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2194 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2196 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2199 2009-07-20 Xinliang David Li <davidxl@google.com>
2201 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2203 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2205 * config/mips/mips.md (move_type): Add arith.
2206 (type): Handle arith.
2207 (zero_extendsidi2): Rename this into ...
2208 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2209 (zero_extendsidi2): New expander.
2210 (*zero_extendsidi2_dext): New pattern.
2212 2009-07-20 Nick Clifton <nickc@redhat.com>
2214 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2215 to set MIPS_ABI_DEFAULT.
2216 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2218 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2220 * tree-object-size.c (addr_object_size): Handle unions with
2221 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2223 PR tree-optimization/40792
2224 * tree.c (build_function_type_skip_args): Remove bogus assert.
2226 2009-07-20 Jan Hubicka <jh@suse.cz>
2227 Martin Jambor <mjambor@suse.cz>
2229 * cgraph.h (combined_args_to_skip): New field.
2230 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2231 combined_args_to_skip and args_to_skip.
2232 * tree-inline.c (update_clone_info): New function.
2233 (tree_function_versioning): Call update_clone_info.
2234 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2236 (cgraph_materialize_all_clones): More extensive dumping, working
2237 with combined_args_to_skip rather than args_to_skip.
2239 2009-07-20 Ira Rosen <irar@il.ibm.com>
2241 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2242 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2243 (get_initial_def_for_reduction): Likewise.
2244 (vectorizable_reduction): Skip the check of first operand in case
2245 of COND_EXPR. Add check that it is outer loop vectorization if
2246 nested cycle was detected. Call vectorizable_condition() for
2247 COND_EXPR. If reduction epilogue cannot be created do not fail for
2248 nested cycles (if it is not double reduction). Assert that there
2249 is only one type in the loop in case of COND_EXPR. Call
2250 vectorizable_condition() to vectorize COND_EXPR.
2251 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2252 Add parameters. Allow nested cycles if called from
2253 vectorizable_reduction(). Use reduction vector variable if provided.
2254 (vect_analyze_stmt): Call vectorizable_reduction() before
2255 vectorizable_condition().
2256 (vect_transform_stmt): Update call to vectorizable_condition().
2258 2009-07-20 Christian Bruel <christian.bruel@st.com>
2260 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2261 * doc/invoke.texi (-mfmovd): Likewise.
2262 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2264 2009-07-20 Jan Hubicka <jh@suse.cz>
2266 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2267 when handling SSA name.
2269 2009-07-19 Jan Hubicka <jh@suse.cz>
2271 PR tree-optimization/40676
2272 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2273 virtual PHIs in empty BBs.
2275 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2277 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2278 re-expanded the compound use gen_lowpart instead to convert to the
2281 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2283 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2284 OUTER_CONST arguments.
2285 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2286 the new wider mode will be masked off.
2287 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2289 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2291 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2292 high-order bits are zero.
2294 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2296 * combine.c (simplify_shift_const_1): Split code to determine
2298 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2299 new bits shifted in are identical to the old sign bit.
2301 2009-07-18 Richard Guenther <rguenther@suse.de>
2304 * gimplify.c (gimplify_call_expr): Reject code using results from
2305 functions returning void.
2307 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2309 * doc/md.texi: Document the new PowerPC "es" constraint.
2310 Document that "m" can include automodified addresses on this target,
2311 and explain how %U must be used. Extend the "Q" and "Z" documentation
2312 to suggest "es" as well as "m".
2313 * config/rs6000/constraints.md (es): New memory constraint.
2314 (Q, Z): Update strings to match new documentation.
2316 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2318 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2319 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2320 * config/rs6000/predicates.md (volatile_mem_operand): Use
2321 offsettable_nonstrict_memref_p.
2322 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2323 (*floatunssidf2_internal): Likewise.
2324 (*fix_truncdfsi2_internal): Likewise.
2325 (*fix_trunctfsi2_internal): Likewise.
2327 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2329 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2331 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2333 2009-07-17 Richard Guenther <rguenther@suse.de>
2336 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2337 (pass_warn_unused_result): Likewise.
2338 (TODO_set_props): Remove.
2339 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2341 (pass_diagnose_omp_blocks): Define.
2342 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2343 (c_gimple_diagnostics_recursively): Remove.
2344 (finish_function): Do not call it.
2345 (c_write_global_declarations): Continue after errors.
2346 Finalize the CU here.
2347 * c-gimplify.c (c_genericize): Do not gimplify here.
2348 * c-common.c (c_warn_unused_result): Move ...
2349 * tree-cfg.c (do_warn_unused_result): ... here.
2350 (run_warn_unused_result): New function.
2351 (gate_warn_unused_result): New function.
2352 (pass_warn_unused_result): New pass.
2353 * c-common.h (c_warn_unused_result): Remove.
2354 * flags.h (flag_warn_unused_result): Declare.
2355 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2356 * opts.c (flag_warn_unused_result): Initialize to false.
2357 * toplev.c (compile_file): Add comment.
2358 * omp-low.c (create_omp_child_function): Do not register
2359 the function with the frontend.
2360 (diagnose_omp_structured_block_errors): Prepare to be
2361 called as optimization pass.
2362 (gate_diagnose_omp_blocks): New function.
2363 (pass_diagnose_omp_blocks): New pass.
2364 * cgraph.h (cgraph_optimize): Remove.
2365 (cgraph_analyze_function): Likewise.
2366 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2367 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2368 before their parents here.
2369 (cgraph_finalize_function): Not here.
2370 (cgraph_analyze_function): Gimplify functions here.
2371 (cgraph_finalize_compilation_unit): Continue after errors.
2372 Optimize the callgraph from here.
2373 (cgraph_optimize): Make static.
2374 * langhooks.c (write_global_declarations): Finalize the CU.
2375 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2376 (gimplify_function_tree): Assert we gimplify only once.
2377 Set PROP_gimple_any property.
2378 * tree-nested.c (gimplify_all_functions): New function.
2379 (lower_nested_functions): Gimplify all nested functions.
2380 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2381 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2382 and pass_diagnose_omp_blocks after gimplification. Do not
2383 set TODO_set_props on all_lowering_passes.
2384 (execute_one_pass): Do not handle TODO_set_props.
2385 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2386 (gimplify.o): Add tree-pass.h dependency.
2387 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2388 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2389 (unsave_r): Likewise.
2390 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2393 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2395 * doc/service.texi (Service): Restore previously removed link,
2396 which isn't broken after all.
2398 2009-07-17 Richard Guenther <rguenther@suse.de>
2400 PR tree-optimization/40321
2401 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2402 PHI nodes to the maximal set.
2403 (make_values_for_phi): Add PHI arguments to the maximal set.
2404 (execute_pre): Dump PHI_GEN and the maximal set.
2406 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2409 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2412 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2414 * doc/extend.texi (Nested Functions): Replace broken link with
2416 * doc/service.texi (Service): Remove broken link.
2418 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2421 * builtins.c (expand_builtin_memcmp): Use loc instead of
2422 EXPR_LOCATION (exp).
2423 (expand_builtin_strncmp): Likewise.
2425 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2426 Manuel López-Ibáñez <manu@gcc.gnu.org>
2429 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2430 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2431 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2432 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2433 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2434 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2435 tree-inline.c, c-common.c, c-common.h, gimple.c,
2436 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2437 convert.c: Add location argument to fold_{unary,binary,ternary},
2438 fold_build[123], build_call_expr, build_size_arg,
2439 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2440 fold_build1_initializer, fold_build2_initializer,
2441 fold_build3_initializer, fold_build_call_array,
2442 fold_build_call_array_initializer, fold_single_bit_test,
2443 omit_one_operand, omit_two_operands, invert_truthvalue,
2444 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2445 combine_comparisons, fold_builtin_*, fold_call_expr,
2446 build_range_check, maybe_fold_offset_to_address, round_up,
2449 2009-07-16 Jason Merrill <jason@redhat.com>
2452 * c-common.c (c_common_reswords): Add __is_standard_layout
2454 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2455 * doc/implement-cxx.texi: New.
2456 * doc/gcc.texi: Include it.
2458 2009-07-16 DJ Delorie <dj@redhat.com>
2460 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2461 compares that may be indirectly affected by previous instructions.
2463 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2465 * builtins.c (do_mpc_arg2): New.
2466 (fold_builtin_2): Fold builtin cpow.
2467 * real.h (HAVE_mpc_pow): New.
2469 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2471 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2472 comparison to skip unprofitable schedule
2474 2009-07-16 Simon Baldwin <simonb@google.com>
2476 * gcc.c (option_map): New flag -no-canonical-prefixes.
2477 * (display_help): Print help text for new flag.
2478 * (process_command): Move options translation and language specifics
2479 and handle new flag early. Use it to set a function pointer to a
2480 prefix builder. Replace make_relative_prefix calls with calls to
2481 the function pointed to. Ignore new flag in regular options handling.
2482 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2484 2009-07-15 DJ Delorie <dj@redhat.com>
2486 * config/mep/mep.md (sibcall_internal): Change register to avoid
2488 (sibcall_value_internal): Likewise.
2490 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2492 PR rtl-optimization/40710
2493 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2495 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2497 * config/mips/mips.md (*extenddi_truncate<mode>,
2498 *extendsi_truncate<mode>): Change type attribute to move_type
2499 with shift_shift. Split out code handling exts from here ...
2500 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2502 (*extendhi_truncateqi): Change type attribute to move_type with
2503 shift_shift. Split out code handling exts from here ...
2504 (*extendhi_truncateqi_exts): ... to this new pattern.
2506 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2508 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2509 instead of "and" with inverted sign bit mask value. Use
2510 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2511 Allocate registers only for operand 4 and operand 5.
2513 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2516 * fold-const.c (fold_cond_expr_with_comparison): When folding
2517 < and <= to MIN, make sure the MIN uses the same type as the
2518 comparison's operands.
2520 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2522 * arm.md (ior_xor): New code iterator.
2523 (split for ior/xor with shift and zero-extend): New split pattern.
2524 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2526 2009-07-15 Richard Guenther <rguenther@suse.de>
2528 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2531 2009-07-15 Richard Guenther <rguenther@suse.de>
2534 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2536 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2538 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2539 handle 2.6.30 kernel.
2541 2009-07-15 DJ Delorie <dj@redhat.com>
2543 * config/mep/mep.md (sibcall_internal): Change register to allow
2544 for 24-bit addresses.
2545 (sibcall_value_internal): Likewise.
2547 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2549 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2550 that are enabled/disabled by the flags introduced by a previous patch.
2552 2009-07-14 DJ Delorie <dj@redhat.com>
2554 * config/mep/mep.md (sibcall_internal): Include non-toggling
2556 (sibcall_value_internal): Likewise.
2558 2009-07-14 Taras Glek <tglek@mozilla.com>
2559 Rafael Espindola <espindola@google.com>
2561 * doc/sourcebuild.texi: Document install-plugin target.
2562 * configure.ac: Added install-plugin target to language makefiles.
2563 * configure: Regenerate.
2564 * Makefile.in: (install-plugin): Install more headers,
2565 depend on lang.install-plugin.
2567 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2569 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2572 2009-07-14 DJ Delorie <dj@redhat.com>
2574 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2575 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2576 * config/mep/mep.md (sibcall_internal): Change test from
2577 mep_vliw_mode_match to mep_vliw_jmp_match.
2578 (sibcall_value_internal): Likewise.
2580 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2582 * config/i386/sse.md (copysign<mode>3): New expander.
2583 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2584 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2585 Use ix86_build_const_vector.
2586 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2587 IX86_BUILTIN_CPYSGNPD.
2588 (builtin_description): Add __builtin_ia32_copysignps and
2589 __builtin_ia32_copysignpd.
2590 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2591 and BUILT_IN_COPYSIGNF.
2593 2009-07-13 Jason Merrill <jason@redhat.com>
2595 * builtins.c (can_trust_pointer_alignment): New fn.
2596 (get_pointer_alignment): Factor it out from here.
2597 * tree.h: Declare it.
2599 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2601 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2604 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2608 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2610 2009-07-14 Richard Guenther <rguenther@suse.de>
2611 Andrey Belevantsev <abel@ispras.ru>
2614 * cfgexpand.c (partition_stack_vars): Do not bother to update
2615 alias information when not optimizing.
2617 2009-07-14 Richard Guenther <rguenther@suse.de>
2618 Andrey Belevantsev <abel@ispras.ru>
2620 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2621 (pt_solution_set): Likewise.
2622 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2623 * tree-ssa-structalias.c (pt_solution_set): New function.
2624 * final.c (rest_of_clean_state): Free SSA data structures.
2625 * print-rtl.c (print_decl_name): Remove.
2626 (print_mem_expr): Implement in terms of print_generic_expr.
2627 * alias.c (ao_ref_from_mem): New function.
2628 (rtx_refs_may_alias_p): Likewise.
2629 (true_dependence): Query alias-export info.
2630 (canon_true_dependence): Likewise.
2631 (write_dependence_p): Likewise.
2632 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2634 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2635 (mem_expr_equal_p): Use operand_equal_p.
2636 (set_mem_attributes_minus_bitpos): Do not use
2637 component_ref_for_mem_expr.
2638 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2639 (update_alias_info_with_stack_vars): Likewise.
2640 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2641 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2642 explicitly nor clear stmt operands.
2643 Free the decl-to-pointer map.
2644 * tree-optimize.c (execute_free_datastructures): Do not free
2645 SSA data structures here.
2646 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2647 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2648 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2650 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2652 2009-07-13 DJ Delorie <dj@redhat.com>
2654 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2655 unrolling at the right iteration count.
2657 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2660 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2662 * haifa-sched.c (rank_for_schedule): Introduced flags to
2663 enable/disable individual scheduling heuristics.
2664 * common.opt: Introduced flags to enable/disable individual
2665 heuristics in the scheduler.
2666 * doc/invoke.texi: Introduced flags to enable/disable individual
2667 heuristics in the scheduler.
2669 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2671 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2672 config/i386/mingw-tls.c.
2673 * config/i386/mingw-tls.c: Removed.
2675 2009-07-13 Ira Rosen <irar@il.ibm.com>
2677 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2678 checks access only relevant statements.
2679 (vectorizable_reduction): Likewise.
2681 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2683 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2684 just for 32-bit case.
2686 2009-07-12 Jan Hubicka <jh@suse.cz>
2688 PR tree-optimization/40585
2689 * except.c (expand_resx_expr): When there already is resume
2690 instruction, produce linked list.
2691 (build_post_landing_pads): Assert that resume is empty.
2692 (connect_post_landing_pads): Handle resume lists.
2693 (dump_eh_tree): Dump resume list.
2695 2009-07-12 Ira Rosen <irar@il.ibm.com>
2697 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2698 with additional argument.
2699 * tree-vectorizer.h (enum vect_def_type): Add
2700 vect_double_reduction_def.
2701 (vect_is_simple_reduction): Add argument.
2702 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2704 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2705 vect_is_simple_reduction with additional argument.
2706 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2708 (reduction_code_for_scalar_code): Handle additional codes by
2709 returning ERROR_MARK for them. Fix comment and indentation.
2710 (vect_is_simple_reduction): Fix comment, add argument to specify
2711 double reduction. Detect double reduction.
2712 (get_initial_def_for_induction): Fix indentation.
2713 (get_initial_def_for_reduction): Fix comment and indentation.
2714 Handle double reduction. Create initial definitions that do not
2715 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2716 (vect_create_epilog_for_reduction): Fix comment, add argument to
2717 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2718 epilogue result extraction. Create double reduction phi node and
2719 replace relevant uses.
2720 (vectorizable_reduction): Call vect_is_simple_reduction with
2721 additional argument. Fix indentation. Update epilogue code treatment
2722 according to the changes in reduction_code_for_scalar_code. Check
2723 for double reduction. Call vect_create_epilog_for_reduction with
2724 additional argument.
2725 * tree-vect-stmts.c (process_use): Handle double reduction, update
2727 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2728 (vect_get_vec_def_for_operand): Likewise.
2730 2009-07-12 Danny Smith <dansmister@gmail.com>
2732 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2733 dllexport if !TREE_PUBLIC.
2734 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2736 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2738 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2739 (avr_extra_arch_macro) Remove declatation.
2740 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2741 (avr_extra_arch_macro) Declare as static.
2742 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2744 2009-07-11 Jan Hubicka <jh@suse.cz>
2747 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2749 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2752 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2753 cold_in_std_section bits.
2754 (dwarf2out_begin_prologue): Initialize them.
2755 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2756 if already covered by text_section or cold_text_section range.
2758 PR rtl-optimization/40667
2759 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2760 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2761 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2762 * config/i386/i386.c (ix86_minimum_alignment): New function.
2763 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2764 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2765 * emit-rtl.c (gen_reg_rtx): Likewise.
2766 * function.c (assign_parms): Likewise. If nominal_type needs
2767 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2768 rather than passed_type's alignment.
2771 * function.c (assign_parm_setup_stack): Adjust
2772 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2773 from nominal_mode on big endian.
2775 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2777 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2779 2009-07-10 DJ Delorie <dj@redhat.com>
2781 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2783 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2785 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2787 (thumb2_cbnz): Likewise.
2789 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2792 * config.gcc (supported_defaults): Add synci.
2793 (with_synci): Add validation.
2794 (all_defaults): Add synci.
2795 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2798 * config/mips/mips.opt (msynci): New option.
2799 * config/mips/mips.c (mips_override_options): Warn on use of
2800 -msynci for targets that do now support it.
2801 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2803 * gcc/doc/invoke.texi (-msynci): Document the new option.
2804 * doc/install.texi (--with-synci): Document the new option.
2806 2009-07-10 Richard Guenther <rguenther@suse.de>
2808 PR tree-optimization/40496
2809 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2810 the PHI result with a compatible type.
2812 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2816 * c.opt (Wunused-result): New.
2817 * doc/invoke.texi: Document it.
2818 * c-common.c (c_warn_unused_result): Use it.
2820 2009-07-09 DJ Delorie <dj@redhat.com>
2822 * targhooks.c (default_target_can_inline_p): Rename from
2823 default_target_option_can_inline_p.
2824 * targhooks.h (default_target_can_inline_p): Likewise.
2825 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2826 TARGET_OPTION_CAN_INLINE_P.
2827 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2828 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2829 (mep_target_can_inline_p): Rename from
2830 mep_target_option_can_inline_p.
2833 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2834 registers used to pass vectors.
2836 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2838 2009-07-09 Tom Tromey <tromey@redhat.com>
2840 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2841 * config/mmix/mmix.c: Include dwarf2.h.
2842 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2843 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2844 * config/sh/sh.c: Include dwarf2.h.
2845 * config/i386/i386.c: Include dwarf2.h.
2846 * Makefile.in (DWARF2_H): Remove 'elf'.
2847 * except.c: Include dwarf2.h.
2848 * unwind-dw2.c: Include dwarf2.h.
2849 * dwarf2out.c: Include dwarf2.h.
2850 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2851 * unwind-dw2-fde.c: Include dwarf2.h.
2852 * dwarf2asm.c: Include dwarf2.h.
2854 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2856 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2857 (max_issue): Use it.
2858 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2860 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2861 (region_sched_info): Update.
2862 * sched-ebb.c (ebb_sched_info): Update.
2863 * modulo-sched.c (sms_sched_info): Update.
2864 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2866 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2868 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2870 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2872 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2874 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2877 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2878 arg1 with arg01 if arg1 is already INTEGER_CST.
2880 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2882 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2883 Transform (and (truncate)) into (truncate (and)).
2885 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2887 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2888 creating LHS paradoxical subregs. Fix surrounding returns to
2889 use NULL_RTX rather than 0.
2891 2009-07-08 DJ Delorie <dj@redhat.com>
2893 * config/mep/mep.c: (mep_option_can_inline_p): New.
2894 (TARGET_OPTION_CAN_INLINE_P): Define.
2896 2009-07-08 Mark Wielaard <mjw@redhat.com>
2899 * dwarf2out.c (add_data_member_location_attribute): When we have
2900 only a constant offset don't emit a new location description using
2901 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2904 2009-07-08 Richard Henderson <rth@redhat.com>
2907 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2908 (enum reg_class): Add CLOBBERED_REGS.
2909 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2910 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2911 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2912 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2913 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2914 force 64-bit sibcalls into R11.
2915 * config/i386/constraints.md (U): New constraint.
2916 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2917 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2918 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2920 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2922 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2924 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2925 * ebitmap.h (dump_ebitmap): Ditto.
2926 * optabs.h (optab_libfunc): Ditto.
2927 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2928 * tree-flow.h (vect_can_force_dr_alignment_p,
2929 get_vectype_for_scalar_type): Ditto.
2930 (vectorize_loops): Move prototype to ...
2931 * tree-vectorizer.h: ... here. Also, adjust comment.
2932 (vect_set_verbosity_level): Remove duplicate prototype.
2933 * tree-ssa-loop.c: Include tree-vectorizer.h.
2934 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2936 2009-07-08 Nick Clifton <nickc@redhat.com>
2938 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2941 2009-07-08 DJ Delorie <dj@redhat.com>
2943 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2944 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2945 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2947 * config/mep/intrinsics.md: Regenerated.
2948 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2949 registers when asm() or calls are detected.
2951 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2954 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2956 * gimple (gimple_build_call_from_tree): Likewise.
2957 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2958 no_warning flag before warning.
2960 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2962 * tree.c (set_expr_locus): Remove.
2963 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2964 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2966 * gimplify.c (internal_get_tmp_var): Likewise.
2967 (gimplify_call_expr): Likewise.
2968 (gimplify_one_sizepos): Likewise.
2970 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2973 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2974 to variables for debugging purposes.
2976 2009-06-23 Mark Loeser <mark@halcy0n.com>
2979 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2981 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2983 * pretty-print.c (pp_base_format): Remove %J.
2984 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2985 gcc_cxxdiag_char_table): Likewise.
2986 (init_dynamic_diag_info): Likewise.
2988 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2990 * pretty-print.c (pp_base_format): Remove %H.
2991 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
2992 gcc_cxxdiag_char_table): Likewise.
2993 (init_dynamic_diag_info): Likewise.
2994 * config/mep/mep.c (mep_select_section): Likewise.
2996 2009-07-07 Duncan Sands <baldrick@free.fr>
2998 * final.c (pass_clean_state): Give the pass a name.
2999 * passes.c (pass_rest_of_compilation): Likewise.
3000 * tree-optimize.c (pass_all_optimizations): Likewise.
3002 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3004 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3005 an extra 'decl' for error_at.
3007 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3010 * tree-tailcall.c (adjust_return_value_with_ops,
3011 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3012 if it has complex or vector type.
3014 2009-07-07 Olivier Hainque <hainque@adacore.com>
3016 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3019 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3021 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3023 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3025 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3026 * c-decl.c: Likewise.
3027 * function.c: Likewise.
3028 * varasm.c: Likewise.
3029 * tree-ssa.c: Likewise.
3030 * c-common.c: Likewise.
3031 * tree-cfg.c: Likewise.
3032 * config/spu/spu.c: Likewise.
3033 * config/ia64/ia64.c: Likewise.
3034 * config/v850/v850.c: Likewise.
3036 2009-07-06 DJ Delorie <dj@redhat.com>
3038 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3039 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3040 unspecified accesses to control registers.
3041 * config/mep/intrinsics.md: Regenerate.
3042 * config/mep/intrinsics.h: Regenerate.
3043 * config/mep/mep-intrin.h: Regenerate.
3045 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3047 * c-lex.c: Replace %H by an explicit location. Update all calls.
3048 * c-common.c: Likewise.
3049 * c-decl.c: Likewise.
3050 * c-typeck.c: Likewise.
3051 * fold-const.c: Likewise.
3052 * gimplify.c: Likewise.
3054 * tree-cfg.c: Likewise.
3055 * tree-ssa-loop-niter.c: Likewise.
3056 * tree-vrp.c: Likewise.
3057 * value-prof.c: Likewise.
3059 2009-07-06 Diego Novillo <dnovillo@google.com>
3061 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3062 if it has one. Handle cases where VAR does not have an
3063 annotation or cfun is NULL.
3065 2009-07-06 Diego Novillo <dnovillo@google.com>
3067 * tree.c: Include debug.h.
3068 (initialize_tree_contains_struct): New.
3069 (init_ttree): Call it.
3070 (tree_node_structure_for_code): Factor out of ...
3071 (tree_node_structure): ... here.
3072 * treestruct.def (TS_PHI_NODE): Remove.
3073 (TS_GIMPLE_STATEMENT): Remove.
3075 2009-07-06 Diego Novillo <dnovillo@google.com>
3077 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3078 (debug_tree_chain): Handle cycles.
3080 2009-07-06 Nick Clifton <nickc@redhat.com>
3081 DJ Delorie <dj@redhat.com>
3083 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3084 __FMOVD_ENABLED__ is defined.
3086 (TARGET_FMOVD): Provide a default definition.
3087 (MASK_FMOVD): Likewise.
3088 (TARGET_CPU_CPP_BUILTINS): Define
3089 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3090 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3091 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3092 (split for DF load from memory into register): Also handle
3093 MEMs which consist of REG+DISP addressing.
3094 (split for DF store from register to memory): Likewise.
3095 (movsf_ie): Always use single fp_mode.
3096 * config/sh/sh.c (sh_override_options): Do not automatically
3097 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3098 that to the -mfmovd command line switch.
3099 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3100 (fldi_ok): Always allow.
3101 * config/sh/sh.opt (mfmovd): Remove this switch.
3102 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3104 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3105 Kaz Kojima <kkojima@gcc.gnu.org>
3107 PR rtl-optimization/30807
3108 * postreload.c (reload_combine): For every new use of REG_SUM,
3109 record the use of BASE.
3111 2009-07-06 Jan Hubicka <jh@suse.cz>
3113 * params.def: Revert my accidental commit at 2009-06-30.
3115 2009-07-04 Ian Lance Taylor <iant@google.com>
3118 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3120 (mingw_format_attribute_overrides): Likewise.
3122 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3125 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3126 don't check cfa.reg. Instead of cfa.indirect use
3127 fde && fde->drap_reg != INVALID_REGNUM test.
3129 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3131 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3133 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3136 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3138 2009-07-03 Richard Guenther <rguenther@suse.de>
3140 PR tree-optimization/40640
3141 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3144 2009-07-03 Jan Hubicka <jh@suse.cz>
3146 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3147 for size, reduce amount of inlining.
3149 2009-07-03 Richard Guenther <rguenther@suse.de>
3152 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3153 if t +- x is known to not overflow and the conversion widens the
3155 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3157 2009-07-03 Jan Hubicka <jh@suse.cz>
3159 * ipa-pure-const.c (analyze): Update loop optimizer init.
3160 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3161 try_remove_empty_loop, remove_empty_loops): Remove.
3162 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3163 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3164 to mark regular loops as neccesary.
3165 (degenerate_phi_p): New function.
3166 (propagate_necessity, remove_dead_phis): Use it.
3167 (forward_edge_to_pdom): Likewise.
3168 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3169 virtual PHI nodes that became unreachable.
3170 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3171 * tree-flow.h (remove_empty_loops): Remove.
3172 * passes.c (init_optimization_passes): Remove.
3174 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3176 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3177 can_create_pseudo_p.
3178 (*fix_trunc<mode>_i387_1): Ditto.
3179 (*floathi<mode>2_1): Ditto.
3180 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3181 (*fistdi2_1): Ditto.
3182 (*fist<mode>2_1): Ditto.
3183 (frndintxf2_floor): Ditto.
3184 (*fist<mode>2_floor_1): Ditto.
3185 (frndintxf2_ceil): Ditto.
3186 (*fist<mode>2_ceil_1): Ditto.
3187 (frndintxf2_trunc): Ditto.
3188 (frndintxf2_mask_pm): Ditto.
3189 (fxam<mode>2_i387_with_temp): Ditto.
3190 * config/i386/sse.md (mulv16qi3): Ditto.
3191 (*sse2_mulv4si3): Ditto.
3193 (sse4_2_pcmpestr): Ditto.
3194 (sse4_2_pcmpistr): Ditto.
3196 2009-07-03 Jan Hubicka <jh@suse.cz>
3198 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3199 (mark_stmt_necessary): Set it.
3200 (mark_operand_necessary): Set it.
3201 (mark_control_dependent_edges_necessary): Set it.
3202 (mark_virtual_phi_result_for_renaming): New function.
3203 (get_live_post_dom): New function.
3204 (forward_edge_to_pdom): New function.
3205 (remove_dead_stmt): Fix handling of control dependences.
3206 (tree_dce_init): Init new bitmap.
3207 (tree_dce_done): Free it.
3209 2009-07-02 Richard Guenther <rguenther@suse.de>
3212 * tree-ssa-structalias.c (new_var_info): Initialize
3215 2009-07-02 Jan Hubicka <jh@suse.cz>
3217 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3220 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3222 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3223 instead of recomputing it. Adjust calls.
3224 (emit_store_flag): Adjust recursive calls.
3226 2009-07-02 Richard Guenther <rguenther@suse.de>
3228 * tree-ssa-live.c (remove_unused_locals): Do not remove
3230 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3231 of DECL_EXTERNAL for HEAP variables.
3232 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3233 HEAP variables. Do not adjust RESTRICT vars.
3234 (find_what_var_points_to): Nobody cares if something
3237 2009-07-02 Ben Elliston <bje@au.ibm.com>
3239 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3240 pc_low and pc_high declarations to the top of the function.
3242 2009-07-01 DJ Delorie <dj@redhat.com>
3244 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3246 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3247 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3248 unspecified accesses to control registers.
3249 * config/mep/intrinsics.md: Regenerate.
3250 * config/mep/intrinsics.h: Regenerate.
3251 * config/mep/mep-intrin.h: Regenerate.
3253 2009-07-01 Anthony Green <green@moxielogic.com>
3255 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3256 instruction when possible.
3257 (moxie_expand_prologue): Ditto. Also, save an instruction and
3258 some complexity by popping off of $r12 instead of $sp.
3259 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3262 2009-07-01 Richard Henderson <rth@redhat.com>
3265 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3266 contained no insns, reposition note before last insn.
3268 2009-07-01 Richard Henderson <rth@redhat.com>
3271 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3272 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3274 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3277 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3278 darwin9 for printing reg addresses with %y.
3280 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3282 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3283 truncation from operands in binary operations.
3285 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3288 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3289 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3290 subreg of op0 to the original op0.
3292 * expmed.c (store_bit_field_1): Use a temporary as the destination
3293 instead of a paradoxical subreg when we need to truncate the result.
3295 2009-07-01 DJ Delorie <dj@redhat.com>
3297 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3298 names to VLIW variants.
3299 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3300 * config/mep/intrinsics.md: Regenerate.
3301 * config/mep/intrinsics.h: Regenerate.
3302 * config/mep/mep-intrin.h: Regenerate.
3304 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3307 * jump.c (returnjump_p): Revert last patch.
3308 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3310 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3313 * pa.md (casesi32p): Use jump table label to determine the offset
3315 (casesi64p): Likewise.
3317 * pa.c (forward_branch_p): Return bool type. Use instruction
3318 addresses when available. Assert that INSN has a jump label.
3319 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3322 2009-07-01 Richard Guenther <rguenther@suse.de>
3324 PR tree-optimization/19831
3325 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3326 that only act as barriers do not make any previous stores necessary.
3327 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3328 HEAP variables global, do not add a constraint from nonlocal.
3329 (find_func_aliases): Handle escapes through return statements.
3330 (compute_points_to_sets): Make escaped HEAP variables global.
3332 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3335 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3336 after reducing a DImode cstore to SImode.
3338 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3340 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3341 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3343 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3345 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3346 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3348 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3349 and umod_optab if TARGET_BSD_DIVMOD.
3350 * config/vax/lib1funcs.asm: New file.
3351 * config/vax/t-linux: New file.
3352 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3354 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3357 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3358 to type arguments that have void type.
3361 * dwarf2out.c (gen_formal_parameter_die): Call
3362 equate_decl_number_to_die if node is different from origin.
3364 2009-06-30 Anthony Green <green@moxielogic.com>
3366 Clean up moxie port for --enable-build-with-cxx.
3367 * config/moxie/moxie.c (moxie_function_value): First two
3368 parameters are const_tree, not tree.
3369 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3370 (REG_CLASS_NAMES): Ditto.
3371 (REGNO_REG_CLASS): Ditto.
3372 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3373 (moxie_function_value): Fix constyness of arguments.
3375 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3377 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3378 finalize_size_functions before further processing.
3379 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3380 (variable_size): Call self_referential_size on size expressions
3381 that contain a PLACEHOLDER_EXPR.
3382 (size_functions): New static variable.
3383 (copy_self_referential_tree_r): New static function.
3384 (self_referential_size): Likewise.
3385 (finalize_size_functions): New global function.
3386 * tree.c: Include tree-inline.h.
3387 (push_without_duplicates): New static function.
3388 (find_placeholder_in_expr): New global function.
3389 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3391 <tcc_expression>: Likewise.
3392 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3393 the call in the expression.
3394 * tree.h (finalize_size_functions): Declare.
3395 (find_placeholder_in_expr): Likewise.
3396 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3397 (substitute_placeholder_in_expr): Update comment.
3398 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3400 (copy_tree_body_r): Likewise.
3401 (copy_tree_body): New static function.
3402 (maybe_inline_call_in_expr): New global function.
3403 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3404 (maybe_inline_call_in_expr): Declare.
3405 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3406 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3409 2009-06-30 Richard Guenther <rguenther@suse.de>
3411 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3413 (propagate_necessity): Do not mark reaching defs of stores
3416 2009-06-30 Jan Hubicka <jh@suse.cz>
3418 * cfgloopanal.c (check_irred): Move into ...
3419 (mark_irreducible_loops): ... here; return true if ireducible
3421 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3422 (analyze_function): Try to prove loop finiteness.
3423 * cfgloop.h (mark_irreducible_loops): Update prototype.
3424 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3426 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3428 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3430 2009-06-30 Ira Rosen <irar@il.ibm.com>
3432 PR tree-optimization/40542
3433 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3436 2009-06-30 Martin Jambor <mjambor@suse.cz>
3438 PR tree-optimization/40582
3439 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3440 than useless_type_conversion_p.
3441 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3444 2009-06-30 Martin Jambor <mjambor@suse.cz>
3447 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3449 2009-06-30 Richard Guenther <rguenther@suse.de>
3451 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3452 use ao_ref references.
3453 (walk_aliased_vdefs): Likewise.
3454 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3455 * tree-ssa-dce.c (struct ref_data): Remove.
3456 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3457 (mark_aliased_reaching_defs_necessary): Adjust.
3458 (mark_all_reaching_defs_necessary_1): Likewise.
3460 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3463 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3464 (emit_store_flag_1): Extract from emit_store_flag, adjust
3465 calls to (what now is) emit_cstore.
3466 (emit_store_flag): Call emit_store_flag_1 and also use it
3467 for what used to be recursive calls.
3469 2009-06-30 Wei Guozhi <carrot@google.com>
3472 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3473 if the target bb post dominates from bb.
3474 * config/i386/i386.c (memory_address_length): Check existence of base
3475 register before using it.
3477 2009-06-30 Nick Clifton <nickc@redhat.com>
3478 DJ Delorie <dj@redhat.com>
3480 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3481 __FMOVD_ENABLED__ is defined.
3483 (TARGET_FMOVD): Provide a default definition.
3484 (MASK_FMOVD): Likewise.
3485 (TARGET_CPU_CPP_BUILTINS): Define
3486 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3487 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3488 two fmov instructions depending upon whether TARGET_FMOVD is
3490 (split for DF load from memory into register): Also handle
3491 MEMs which consist of REG+DISP addressing.
3492 (split for DF store from register to memory): Likewise.
3493 * config/sh/sh.opt (mfmovd): Remove this switch.
3494 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3495 * config/sh/sh.c (sh_override_options): Do not automatically
3496 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3497 that to the -mfmovd command line switch.
3499 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3501 (fldi_ok): Always allow.
3502 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3504 2009-06-29 DJ Delorie <dj@redhat.com>
3506 * doc/install.texi (mep-x-elf): Correct chip's full name.
3508 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3510 * doc/extend.texi: Fix typo.
3512 2009-06-29 Tom Tromey <tromey@redhat.com>
3515 * Makefile.in (DWARF2_H): New variable.
3517 (dwarf2out.o): Likewise.
3518 (dwarf2asm.o): Likewise.
3519 * config/i386/t-i386: Use DWARF2_H.
3520 * except.c: Include elf/dwarf2.h.
3521 * unwind-dw2.c: Include elf/dwarf2.h.
3522 * dwarf2out.c: Include elf/dwarf2.h.
3523 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3524 <dtprel>: New field.
3525 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3526 (size_of_loc_descr): Likewise.
3527 (output_loc_operands_raw): Likewise.
3528 (output_loc_operands): Handle new dtprel field.
3529 (loc_checksum): Update.
3530 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3531 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3532 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3533 * dwarf2asm.c: Include elf/dwarf2.h.
3534 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3535 * config/mmix/mmix.c: Include elf/dwarf2.h.
3536 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3537 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3538 * config/sh/sh.c: Include elf/dwarf2.h.
3539 * config/i386/i386.c: Include elf/dwarf2.h.
3541 2009-06-29 DJ Delorie <dj@redhat.com>
3543 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3545 * doc/extend.texi: Add MeP attributes and pragmas.
3546 * doc/invoke.text: Add MeP Options.
3547 * doc/contrib.texi: Add MeP contribution.
3548 * doc/md.texi: Add MeP constraints.
3549 * doc/install.texi: Add MeP target.
3551 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3553 * target.h (struct gcc_target): Add frame_pointer_required field.
3554 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3555 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3556 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3558 * reload1.c (update_eliminables): (Ditto.).
3559 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3560 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3561 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3563 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3565 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3566 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3567 (arm_frame_pointer_required): New function.
3569 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3570 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3571 (avr_frame_pointer_required_p): Declare as static.
3572 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3574 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3575 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3576 (bfin_frame_pointer_required): Make as static, change return type
3578 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3580 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3581 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3582 (cris_frame_pointer_required): New function.
3584 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3586 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3587 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3588 (fr30_frame_pointer_required): New function.
3590 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3591 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3592 (frv_frame_pointer_required): Make as static, change return type
3594 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3596 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3597 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3598 (ix86_frame_pointer_required): Make as static, change return type to
3600 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3602 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3603 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3605 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3607 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3609 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3611 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3612 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3613 (mips_frame_pointer_required): Make as static.
3614 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3616 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3617 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3618 (mmix_frame_pointer_required): Mew function.
3620 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3621 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3623 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3625 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3627 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3629 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3630 (CAN_ELIMINATE): Redefine.
3631 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3632 (sparc_frame_pointer_required): New function.
3633 (sparc_can_eliminate): New function.
3634 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3636 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3637 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3639 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3640 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3641 (xtensa_frame_pointer_required): Make as static, change return type
3643 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3646 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3648 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3649 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3650 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3651 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3652 (register_callback): Handle PLUGIN_START_UNIT.
3653 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3655 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3657 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3659 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3660 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3662 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3664 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3667 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3669 * doc/extend.texi (Additional Floating Types): __float128 is also
3670 supported on i386 targets.
3672 2009-06-29 Richard Guenther <rguenther@suse.de>
3675 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3677 (pt_solutions_same_restrict_base): Declare.
3678 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3680 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3681 (make_constraint_from, make_copy_constraint): Move earlier.
3682 (make_constraint_from_heapvar): New function.
3683 (make_constraint_from_restrict): Likewise.
3684 (handle_lhs_call): Use it.
3685 (find_func_aliases): Use it to track conversions to restrict
3687 (struct fieldoff): Add only_restrict_pointers flag.
3688 (push_fields_onto_fieldstack): Initialize it.
3689 (create_variable_info_for): Track global restrict qualified pointers.
3690 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3691 Track restrict qualified pointer arguments.
3692 (set_uids_in_ptset): Use varinfo is_global_var flag.
3693 (find_what_var_points_to): Set the vars_contains_restrict flag.
3694 Always create the points-to solution for sets including restrict tags.
3695 (pt_solutions_same_restrict_base): New function.
3696 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3697 qualified pointers use pt_solutions_same_restrict_base as
3698 additional source for disambiguation.
3700 2009-06-29 Richard Guenther <rguenther@suse.de>
3703 * alias.c (find_base_decl): Remove.
3704 (get_deref_alias_set_1): Remove restrict handling.
3705 * c-common.c (c_apply_type_quals_to_decl): Do not set
3706 DECL_POINTER_ALIAS_SET.
3707 * gimplify.c (find_single_pointer_decl_1): Remove.
3708 (find_single_pointer_decl): Likewise.
3709 (internal_get_tmp_var): Remove restrict handling.
3710 (gimple_regimplify_operands): Likewise.
3711 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3712 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3713 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3714 * tree.c (restrict_base_for_decl): Remove.
3715 (init_ttree): Do not allocate it.
3716 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3717 LABEL_DECL_UID for label decls.
3718 (copy_node_stat): Do not copy restrict information.
3719 (decl_restrict_base_lookup): Remove.
3720 (decl_restrict_base_insert): Likewise.
3721 (print_restrict_base_statistics): Likewise.
3722 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3723 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3724 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3725 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3726 (LABEL_DECL_UID): Adjust.
3727 (DECL_BASED_ON_RESTRICT_P): Remove.
3728 (DECL_GET_RESTRICT_BASE): Likewise.
3729 (SET_DECL_RESTRICT_BASE): Likewise.
3730 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3732 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3733 instead of DECL_POINTER_ALIAS_SET.
3734 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3735 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3736 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3738 2009-06-29 Richard Guenther <rguenther@suse.de>
3740 PR tree-optimization/40579
3741 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3742 the IL to simplify has constants that overflowed.
3744 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3746 PR tree-optimization/40550
3747 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3748 vector_compute_type only when the size of vector_compute_type is
3749 less than the size of type.
3751 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3753 * fold-const.c (contains_label_1): Fix comments.
3754 (contains_label_p): Do not walk trees multiple time.
3756 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3758 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3759 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3760 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3761 ix86_fp_comparison_operator.
3762 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3763 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3764 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3765 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3766 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3767 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3768 (related splits): Change predicate to ix86_fp_comparison_operator.
3769 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3770 instead of ix86_fp_comparison_codes.
3771 (ix86_trivial_fp_comparison_operator,
3772 ix86_fp_comparison_operator): New.
3773 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3774 (ix86_expand_compare): Eliminate last two parameters.
3775 (ix86_fp_jump_nontrivial_p): Kill.
3776 * config/i386/i386.c (put_condition_code): Eliminate call to
3777 ix86_fp_comparison_codes and subsequent assertion.
3778 (ix86_fp_comparison_codes): Eliminate.
3779 (ix86_fp_swap_condition): New.
3780 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3781 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3782 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3783 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3784 and ix86_fp_swap_condition.
3785 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3786 Use ix86_fp_comparison_strategy.
3787 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3788 (ix86_fp_jump_nontrivial_p): Eliminate.
3789 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3790 call to ix86_expand_compare.
3791 (ix86_split_fp_branch, ix86_expand_setcc,
3792 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3793 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3795 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3797 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3798 related to jump_clobbers.
3799 * config/arm/arm.md (conds): Remove jump_clob case.
3800 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3801 splits): Change comparison_operator to arm_comparison_operator.
3802 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3805 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3807 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3808 condition for floating point modes.
3809 * expmed.c (emit_store_flag_1): Move here a bigger part
3811 (emit_store_flag): Try swapping the condition for floating point
3813 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3815 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3817 * expr.c (expand_expr_real_1): Just use do_store_flag.
3818 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3819 emit_store_flag_force.
3820 * expmed.c (emit_store_flag_force): Copy here trick
3821 previously in expand_expr_real_1. Try reversing the comparison.
3822 (emit_store_flag_1): Work if target is NULL.
3823 (emit_store_flag): Work if target is NULL, using the result mode
3824 from the comparison. Use split_comparison, restructure final part
3825 to simplify conditionals.
3827 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3829 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3830 * dojump.c (do_jump): Change handling of floating-point
3831 ops to use just do_compare_and_jump.
3832 (split_comparison): New.
3833 (do_compare_rtx_and_jump): Add here logic coming previously
3834 in do_jump, using split_comparison.
3836 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3839 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3841 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3843 * tree-ssa-alias.c: Fix unintentional commit.
3845 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3847 * passes.c (execute_one_pass): Fix unintentional commit.
3849 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3851 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3852 (df_rd_local_compute, df_md_local_compute): Inline them.
3854 (df_md_scratch): New.
3855 (df_md_alloc, df_md_free): Allocate/free it.
3856 (df_md_local_compute): Only include live registers in init.
3857 (df_md_transfer_function): Prune the in-set computed by
3858 the confluence function, and the gen-set too.
3860 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3862 PR rtl-optimization/26854
3863 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3864 * df-problems.c (df_rd_add_problem): Fix comment.
3865 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3866 df_md_simulate_artificial_defs_at_top,
3867 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3868 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3869 df_md_transfer_function, df_md_init, df_md_confluence_0,
3870 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3871 problem_MD, df_md_add_problem): New.
3872 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3873 df_md_get_bb_info): New.
3874 (DF_LAST_PROBLEM_PLUS1): Adjust.
3876 * Makefile.in (fwprop.o): Include domwalk.h.
3877 * fwprop.c: Include domwalk.h.
3878 (reg_defs, reg_defs_stack): New.
3879 (bitmap_only_bit_between): Remove.
3880 (process_defs): New.
3881 (process_uses): Use reg_defs and local_md instead of
3882 bitmap_only_bit_between and local_rd.
3883 (single_def_use_enter_block): New, from build_single_def_use_links.
3884 (single_def_use_leave_block): New.
3885 (build_single_def_use_links): Remove code moved to
3886 single_def_use_enter_block, invoke domwalk.
3887 (use_killed_between): Adjust comment.
3889 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3891 * bitmap.h (bitmap_ior_and_into): New.
3892 * bitmap.c (bitmap_ior_and_into): New.
3894 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3896 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3897 before_dom_children_before_stmts and after_dom_children_after_stmts.
3898 Rename the two remaining callbacks to just before_dom_children and
3899 after_dom_children. Remove other GIMPLE statement walking bits.
3900 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3901 * graphite.c: Do not include domwalk.h.
3902 * tree-into-ssa.c (interesting_blocks): New global.
3903 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3904 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3905 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3906 now that they're not domwalk callbacks.
3907 (rewrite_initialize_block): Rename to...
3908 (rewrite_enter_block): ... this, place after called functions. Test
3909 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3910 (rewrite_finalize_block): Rename to...
3911 (rewrite_leave_block): ... this, place after called functions.
3912 (rewrite_update_init_block): Rename to...
3913 (rewrite_update_enter_block): ... this, place after called functions.
3914 Test interesting_blocks, call rewrite_update_stmt and
3915 rewrite_update_phi_arguments.
3916 (rewrite_update_fini_block): Rename to...
3917 (rewrite_leave_block): ... this, place after called functions.
3918 (rewrite_blocks): Remove last argument, simplify initialization of
3920 (mark_def_sites_initialize_block): Rename to...
3921 (mark_def_sites_block): ... this, call mark_def_sites.
3922 (mark_def_sites_blocks): Remove argument, simplify initialization of
3924 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3925 (update_ssa): Likewise.
3926 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3928 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3929 (dom_opt_initialize_block): Rename to...
3930 (dom_opt_enter_block): ... this, place after called functions. Walk
3931 statements here, inline propagate_to_outgoing_edges.
3932 (dom_opt_finalize_block): Rename to...
3933 (dom_opt_leave_block): ... this, place after called functions.
3934 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3936 (dse_enter_block, dse_record_phi): New.
3937 (dse_record_phis): Delete.
3938 (dse_finalize_block): Rename to...
3939 (dse_leave_block): ... this.
3940 (tree_ssa_dse): Simplify initialization of walk_data.
3941 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3942 Adjust initialization of walk_data.
3943 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3944 * tree-ssa-loop-phiopt.c (get_non_trapping):
3945 Adjust initialization of walk_data.
3946 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3947 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3948 it's not a domwalk callback.
3949 (uncprop_initialize_block): Rename to...
3950 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3951 (dse_finalize_block): Rename to...
3952 (dse_leave_block): ... this.
3953 (tree_ssa_uncprop): Simplify initialization of walk_data.
3954 * Makefile.in: Adjust dependencies.
3956 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3958 * arm.md (casesi): Fix test for Thumb1.
3959 (thumb1_casesi_internal_pic): Likewise.
3960 (thumb1_casesi_dispatch): Likewise.
3962 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3964 * config/arm/arm-cores.def: Added core cortex-m0.
3965 * config/arm/arm-tune.md: Regenerated.
3966 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3968 2009-06-26 DJ Delorie <dj@redhat.com>
3970 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3972 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3973 the scheduler doesn't tag jump insns.
3975 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
3977 * c-decl.c (merge_decls): Re-indent.
3979 2009-06-26 Janis Johnson <janis187@us.ibm.com>
3982 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
3983 Special-case decimal float constants.
3985 2009-06-26 Richard Henderson <rth@redhat.com>
3987 * function.h (struct function): Add cannot_be_copied_reason,
3988 and cannot_be_copied_set.
3989 * tree-inline.c (has_label_address_in_static_1): Rename from
3990 inline_forbidden_p_2; don't set inline_forbidden_reason here.
3991 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
3992 don't set inline_forbidden_reason.
3993 (copy_forbidden): New function, split out of inline_forbidden_p.
3994 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
3995 (inline_forbidden_p): Use copy_forbidden.
3996 (tree_versionable_function_p): Likewise.
3997 (inlinable_function_p): Merge into tree_inlinable_function_p.
3998 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
3999 * ipa-cp.c (ipcp_versionable_function_p): New function.
4000 (ipcp_cloning_candidate_p): Use it.
4001 (ipcp_node_modifiable_p): Likewise.
4003 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4005 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4006 that is marked not to be inlined. Remove flag_mudflap use.
4007 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4008 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4010 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4013 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4014 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4016 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4018 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4020 (__mingwthr_remove_key_dtor): Likewise.
4022 2009-06-26 Richard Guenther <rguenther@suse.de>
4024 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4026 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4029 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4030 try the non-cond_exec path also.
4032 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4035 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4036 (output_cbranch): Use new functions.
4037 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4040 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4041 Pat Haugen <pthaugen@us.ibm.com>
4042 Revital Eres <ERES@il.ibm.com>
4044 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4045 for %c error. Add %x support to print VSX registers as a unified
4046 register set, instead of separate float and altivec registers.
4047 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4048 %y case, and add support for VSX pre-modify addresses.
4049 (output_toc): Add assert for CONST containing an integer constant
4051 (rs6000_adjust_cost): Add POWER7 support.
4052 (insn_must_be_first_in_group): Ditto.
4053 (insn_must_be_last_in_group): Ditto.
4054 (rs6000_emit_popcount): Ditto.
4055 (rs6000_vector_mode_supported_p): Ditto.
4057 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4058 Change some of the functions called by macros to being called
4059 through a pointer, so debug functions can be inserted if
4060 -mdebug=addr or -mdebug=cost.
4061 (rs6000_preferred_reload_class_ptr): Ditto.
4062 (rs6000_secondary_reload_class_ptr): Ditto.
4063 (rs6000_secondary_memory_needed_ptr): Ditto.
4064 (rs6000_cannot_change_mode_class_ptr): Ditto.
4065 (rs6000_secondary_reload_inner): Ditto.
4066 (rs6000_legitimize_reload_address): Ditto.
4067 (rs6000_legitimize_reload_address_ptr): Ditto.
4068 (rs6000_mode_dependent_address): Ditto.
4069 (rs6000_mode_dependent_address_ptr): Ditto.
4071 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4072 function to return true if the mode allows reg + integer
4074 (virtual_stack_registers_memory_p): New function to return true if
4075 the address refers to a virtual stack register.
4076 (rs6000_legitimate_offset_address_p): Move code to say whether a
4077 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4079 (rs6000_legitimate_address_p): Add checks for modes that only can
4080 do reg+reg addressing. Start adding VSX support.
4081 (rs6000_legitimize_reload_address): Ditto.
4082 (rs6000_legitimize_address): Ditto.
4083 (rs6000_debug_legitimate_address_p): New debug functions for
4084 -mdebug=addr and -mdebug=cost.
4085 (rs6000_debug_rtx_costs): Ditto.
4086 (rs6000_debug_address_costs): Ditto.
4087 (rs6000_debug_adjust_cost): Ditto.
4088 (rs6000_debug_legitimize_address): Ditto.
4089 (rs6000_legitimize_reload_address_ptr): Point to call normal
4090 function or debug function. Make functions called via pointer
4092 (rs6000_mode_dependent_address_ptr): Ditto.
4093 (rs6000_secondary_reload_class_ptr): Ditto.
4094 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4095 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4096 into a friendlier error.
4097 (rs6000_init_builtins): Add initial VSX support.
4098 (rs6000_adjust_cost): Fix some spacing issues.
4100 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4101 (REG_CLASS_NAMES): Ditto.
4102 (REG_CLASS_CONTENTS): Ditto.
4103 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4104 pointer, to add -mdebug=addr support.
4105 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4106 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4107 -mdebug=addr support.
4108 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4109 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4110 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4112 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4114 (bswapsi*): Set attribute types for load/store. Add combiner
4115 patterns to eliminate zero extend on 64-bit.
4116 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4117 stdbrx if the hardware supports those instructions.
4119 2009-06-25 Ian Lance Taylor <iant@google.com>
4121 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4122 (Link Options): Document -static-libstdc++.
4124 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4127 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4128 DATA_ALIGNMENT instead.
4130 2009-06-25 Richard Guenther <rguenther@suse.de>
4132 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4133 indirect references against the callused/escaped solutions.
4134 (call_may_clobber_ref_p_1): Likewise.
4136 2009-06-25 Martin Jambor <mjambor@suse.cz>
4138 PR tree-optimization/40493
4139 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4140 (enum unscalarized_data_handling): New type.
4141 (handle_unscalarized_data_in_subtree): Return what has been done.
4142 (load_assign_lhs_subreplacements): Handle left flushes differently.
4143 (sra_modify_assign): Use unscalarized_data_handling, simplified
4144 condition determining whether to remove the statement.
4146 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4148 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4149 excerpt - @ should be doubled for texinfo.
4151 2009-06-24 Ian Lance Taylor <iant@google.com>
4153 * config/arc/arc.c: Include "df.h".
4154 (arc_attribute_table): Make static. Move higher in file.
4155 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4156 (output_shift): Initialize n later to avoid warning.
4157 * config/arm/arm.c (arm_attribute_table): Make static. Move
4159 * config/avr/avr.c (avr_attribute_table): Make static. Move
4161 (reg_class_tab): Change array type from int to enum reg_class.
4162 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4164 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4165 (lshrhi3_out): Likewise.
4166 (class_likely_spilled_p): Change return type to bool.
4167 (avr_rtx_costs): Use local code variable with enum type.
4168 * config/avr/avr.md (movmemhi): Use add_reg_note.
4169 (andhi3, andsi3): Don't use AS2 with "and".
4170 (iorhi3, iorsi3): Don't use AS2 with "or".
4171 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4172 * config/crx/crx.c: Include "df.h".
4173 (crx_attribute_table): Make static.
4174 * config/m32r/m32r.c: Include "df.h".
4175 (m32r_attribute_table): Make static. Move higher in file.
4176 (pop): Use add_reg_note.
4177 (block_move_call): Change 0 to LCT_NORMAL in function call.
4178 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4179 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4180 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4181 declare, not just when TREE_CODE is defined.
4182 * config/m68hc11/m68hc11.c: Include "expr.h".
4183 (m68hc11_attribute_table): Make static. Move higher in file.
4184 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4186 (m68hc11_register_indirect_p): Likewise.
4187 (m68hc11_function_arg_padding): Change return type to enum
4189 (emit_move_after_reload): Use add_reg_note.
4190 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4191 (m68hc11_split_logical): Likewise.
4192 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4194 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4195 to VOIDmode in function call.
4196 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4198 (m68hc11_split_logical): Update declaration.
4199 (m68hc11_function_arg_padding): Update declaration.
4200 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4201 to array of enum reg_class.
4202 (mcore_attribute_table): Make static. Move higher in file.
4203 (mcore_rtx_costs): Add cast to enum type.
4204 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4205 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4206 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4208 * config/sh/predicates.md (trapping_target_operand): Rename and to
4210 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4212 * config/spu/spu.c (spu_attribute_table): Make static. Move
4214 * config/v850/v850.c (v850_attribute_table): Make static. Move
4216 (v850_rtx_costs): Use local code with enum type.
4217 (expand_epilogue): Add cast.
4218 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4220 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4223 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4224 -m2a-single-only and -m2a-nofpu.
4225 * config/sh/sh.opt: Document m2a generates FPU code.
4227 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4229 * defaults.h (CAN_ELIMINATE): Provide default.
4230 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4231 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4232 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4233 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4234 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4235 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4236 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4237 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4238 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4239 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4241 2009-06-24 DJ Delorie <dj@redhat.com>
4243 * mep-ext-cop.cpu: Fix copyright notice.
4244 * mep-default: Fix copyright notice.
4245 * mep-core: Fix copyright notice.
4246 * mep: Fix copyright notice.
4247 * mep-ivc2: Fix copyright notice.
4248 * mep-c5: Fix copyright notice.
4250 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4252 * doc/contrib.texi (Contributors):
4254 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4257 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4258 src and dst operands if necessary.
4260 2009-06-23 DJ Delorie <dj@redhat.com>
4263 * config.gcc: Add mep support.
4264 * recog.c: Resurrect validate_replace_rtx_subexp().
4265 * recog.h: Likewise.
4266 * config/mep/: Add new port:
4267 * config/mep/constraints.md: New file.
4268 * config/mep/default.h: New file.
4269 * config/mep/intrinsics.h: New file.
4270 * config/mep/intrinsics.md: New file.
4271 * config/mep/ivc2-template.h: New file.
4272 * config/mep/mep-c5.cpu: New file.
4273 * config/mep/mep-core.cpu: New file.
4274 * config/mep/mep-default.cpu: New file.
4275 * config/mep/mep-ext-cop.cpu: New file.
4276 * config/mep/mep-intrin.h: New file.
4277 * config/mep/mep-ivc2.cpu: New file.
4278 * config/mep/mep-lib1.asm: New file.
4279 * config/mep/mep-lib2.c: New file.
4280 * config/mep/mep-pragma.c: New file.
4281 * config/mep/mep-protos.h: New file.
4282 * config/mep/mep-tramp.c: New file.
4283 * config/mep/mep.c: New file.
4284 * config/mep/mep.cpu: New file.
4285 * config/mep/mep.h: New file.
4286 * config/mep/mep.md: New file.
4287 * config/mep/mep.opt: New file.
4288 * config/mep/predicates.md: New file.
4289 * config/mep/t-mep: New file.
4291 2009-06-23 Ian Lance Taylor <iant@google.com>
4293 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4294 from loose_warn into c_loose_warn and from strict_warn into
4295 c_strict_warn. Set and substitute warn_cxxflags. Check for
4296 --enable-build-with-cxx. Set and substitute
4297 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4298 * Makefile.in (CXXFLAGS): New variable.
4299 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4300 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4301 the default is the same as $(STRICT_WARN).
4302 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4303 (CXX): New variable.
4304 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4305 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4306 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4307 (HOST_LIBS): New variable.
4308 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4309 (ALL_CXXFLAGS): New variable.
4310 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4311 * doc/install.texi (Configuration): Document
4312 --enable-build-with-cxx, --with-stage1-ldflags,
4313 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4314 * configure: Rebuild.
4316 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4318 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4319 from previous commit.
4321 2009-06-23 Ian Lance Taylor <iant@google.com>
4323 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4325 2009-06-23 Ian Lance Taylor <iant@google.com>
4327 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4328 with ATTRIBUTE_UNUSED.
4330 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4331 Pat Haugen <pthaugen@us.ibm.com>
4332 Revital Eres <eres@il.ibm.com>
4334 * config.in (HAVE_AS_POPCNTD): Add default definition.
4335 (HAVE_AS_LWSYNC): Ditto.
4337 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4339 (gcc_cv_as_powerpc_cmpb): Ditto.
4340 (gcc_cv_as_powerpc_dfp): Ditto.
4341 (gcc_cv_as_powerpc_vsx): Ditto.
4342 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4343 supporting the popcntd/lwsync instructions.
4344 (gcc_cv_as_powerpc_lwsync): Ditto.
4345 * configure: Regenerate.
4347 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4348 -mcpu=native and -mcpu=power7.
4349 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4351 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4352 a variable instead of a mask to reduce the number of mask bits.
4353 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4354 (-mbit-word): Ditto.
4355 (-mregnames): Ditto.
4356 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4357 (-mfused-madd): Ditto.
4359 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4361 (-mvsx): New switch for VSX instructions.
4362 (-misel): Move from a variable to a mask to allow it to be set by
4365 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4366 function declaration to an array declaration.
4367 (rs6000_hard_regno_nregs): New external array declaration.
4369 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4370 files included by rs6000.md.
4372 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4373 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4375 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4377 (rs6000_debug_reg): New -mdebug= variables.
4378 (rs6000_debug_addr): Ditto.
4379 (rs6000_debug_cost): Ditto.
4380 (rs6000_pmode): New variable to hold Pmode.
4381 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4382 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4383 calculated at compiler start.
4384 (rs6000_hard_regno_nregs): Change function to an array which holds
4385 HARD_REGNO_NREGS calculated at compiler start.
4386 (rs6000_explicit_options): Delete isel field.
4387 (rs6000_vector_unit): New array to hold which vector unit
4388 supports arithmetic options for a given type.
4389 (rs6000_vector_mem): New array to hold which vector unit supports
4390 memory reference operations for a given type.
4391 (rs6000_vector_align): New array to given the alignment of each
4393 (power7_cost): New basic costs for power7.
4394 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4395 (rs6000_hard_regno_nregs_internal): New function, moved from
4396 HARD_REGNO_NREGS, to calculate the number of registers each hard
4397 register takes for each type.
4398 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4399 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4400 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4401 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4402 unit information here so it is calculated once at compiler startup
4404 (rs6000_override_options): Make -misel a target mask. Add more
4405 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4406 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4408 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4409 (rs6000_handle_option): Move -misel from variable to target mask.
4410 (rs6000_builtin_mask_for_load): Add VSX support.
4411 (rs6000_conditional_register_usage): Ditto.
4412 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4413 (function_arg_boundary): Ditto.
4414 (rs6000_expand_builtin): Ditto.
4415 (def_builtin): Make abort message a little friendlier.
4416 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4418 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4419 assembler support the popcntd instruction instead of a vsx
4420 instruction to enable power7 support.
4421 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4422 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4423 option to the assembler if -mcpu=native.
4424 (ASM_CPU_NATIVE_SPEC): Ditto.
4425 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4427 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4428 the lwsync instruction.
4429 (enum processor_type): Add PROCESSOR_POWER7.
4430 (rs6000_debug_reg): New -mdebug= options.
4431 (rs6000_debug_addr): Ditto.
4432 (rs6000_debug_cost): Ditto.
4433 (rs6000_isel): Delete.
4434 (enum rs6000_vector): New enum to say what vector unit we have.
4435 (VECTOR_UNIT_*): New macros to say which vector unit has
4436 arithmetic operations for a given type.
4437 (VECTOR_MEM_*): New macros to say which vector unit has memory
4438 operations for a given type.
4439 (TARGET_LDBRX): Whether the machine supports the ldbrx
4441 (TARGET_ISEL): Delete, -misel moved to be a mask.
4442 (TARGET_ISEL64): New macro for 64-bit isel support.
4443 (UNITS_PER_VSX_WORD): New macro.
4444 (POINTER_SIZE): Move to be an external variable, rather than
4445 calculating whether we are generating 32 ot 64-bit code.
4447 (STACK_BOUNDARY): Add VSX support.
4448 (LOCAL_ALIGNMENT): Ditto.
4449 (SLOW_UNALIGNED_ACCESS): Ditto.
4450 (VSX_REGNO_P): New macro for VSX support.
4451 (VFLOAT_REGNO_P): Ditto.
4452 (VINT_REGNO_P): Ditto.
4453 (VLOGICAL_REGNO_P): Ditto.
4454 (VSX_VECTOR_MODE): Ditto.
4455 (VSX_SCALAR_MODE): Ditto.
4457 (VSX_MOVE_MODE): Ditto.
4458 (VSX_REG_CLASS_P): Ditto.
4459 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4461 (UNITS_PER_SIMD_WORD): Add VSX support.
4462 (MODES_TIEABLE_P): Ditto.
4463 (STARTING_FRAME_OFFSET): Ditto.
4464 (STACK_DYNAMIC_OFFSET): Ditto.
4465 (EPILOGUE_USES): Ditto.
4466 (REGNO_REG_CLASS): Move to array lookup.
4467 (CLASS_MAX_NREGS): Ditto.
4468 (rs6000_vector_reg_class): Add declaration.
4469 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4470 overlap with the floating point and Altivec registers.
4472 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4474 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4475 give the appropriate asm switches if -mcpu=native.
4476 (host_detect_local_cpu): Add support for "asm".
4477 (host_detect_local_cpu): Follow GNU code guidelines for name.
4479 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4480 -mbit-word to a variable instead of being a target mask.
4482 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4483 emit the lwsync instruction instead of emitting the instruction as
4484 an integer constant.
4486 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4487 fixuns_trundfsi2, move expander into rs6000.md.
4489 * config/rs6000/rs6000.md (cpu): Add power7.
4490 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4491 (logical predicate patterns): Change the single instruction
4492 primitives that set CR0 to be fast_compare instead of compare.
4494 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4495 (popcntddi2): Ditto.
4496 (popcount<mode>): Ditto.
4497 (floating multiply/add insns): Name the floating point
4499 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4500 (isel_unsigned_<mode>): Ditto.
4501 (fixuns_trundfsi2): Move expander here from spe.md.
4502 (smindi3): Define if we have -misel on 64-bit systems.
4507 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4509 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4511 * config/avr/avr.c (avr_current_device): New variable.
4512 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4513 (avr_arch, mcu_type_s): Move to avr.h.
4514 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4515 default_data_section_start fields.
4516 (avr_arch): Moved from avr.c.
4517 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4518 library_name fields.
4519 (avr_current_device, avr_mcu_types, avr_arch_types,
4520 avr_device_to_arch, avr_device_to_data_start,
4521 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4522 (EXTRA_SPEC_FUNCTIONS): Define.
4523 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4524 options mapping. Use device_to_arch and device_to_data_start insted.
4525 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4526 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4527 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4528 * config/avr/driver-avr.c: New file.
4529 * config/avr/avr-devices.c: New file.
4531 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4533 * var-tracking.c (unshare_variable): Force initialized to
4534 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4535 (set_variable_part): Likewise.
4536 (struct variable_union_info): Remove pos_src field.
4537 (vui_vec, vui_allocated): New variables.
4538 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4539 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4540 == 1 use a simpler sorting algorithm. Compute pos field right
4541 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4542 Avoid quadratic comparison if !flag_var_tracking_uninit.
4543 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4544 unshare_variable unconditionally.
4545 (dataflow_set_different_2): Removed.
4546 (dataflow_set_different): Don't traverse second hash table.
4547 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4548 unconditionally to var_reg_set or var_mem_set.
4549 (emit_notes_in_bb): Likewise.
4550 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4552 (emit_note_insn_var_location): Don't set initialized to
4553 VAR_INIT_STATUS_INITIALIZED early.
4554 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4556 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4558 * tree-object-size.c (addr_object_size): Instead of checking
4559 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4560 are no FIELD_DECLs following it.
4562 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4564 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4565 order to match bswaps with signed source operands.
4567 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4569 * sdbout.c (sdbout_one_type): Fix braces in switch.
4571 2009-06-23 Richard Guenther <rguenther@suse.de>
4573 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4575 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4576 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4577 var_callused, callused_tree, var_storedanything, storedanything_tree,
4578 var_integer, integer_tree): Remove global variables.
4579 (new_var_info): Do not pass new id, append the new var to the
4580 global variable vector.
4581 (do_ds_constraint): Use is_global_var member of the variable-info.
4582 (new_scalar_tmp_constraint_exp): Adjust.
4583 (create_function_info_for): Likewise.
4584 (create_variable_info_for): Likewise.
4585 (find_what_var_points_to): Remove dead code.
4586 (init_base_vars): Simplify.
4587 (compute_points_to_sets): Adjust.
4589 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4591 * combine.c (try_combine): Dump information about the insns we're
4594 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4596 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4597 check when calling force_to_mode on TRUNCATE's operand.
4599 2009-06-22 Ian Lance Taylor <iant@google.com>
4601 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4603 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4605 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4607 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4609 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4610 override library linkage flags such as -static-libgcc or
4613 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4615 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4617 2009-06-22 Ian Lance Taylor <iant@google.com>
4619 * config/linux.opt: Put mglibc ahead of muclibc.
4621 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4622 for duplicate decls.
4624 2009-06-22 Matthias Klose <doko@ubuntu.com>
4626 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4628 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4631 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4632 instead of NULL if a parser error occurs.
4634 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4636 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4637 non-DWARF2_DEBUGGING_INFO version.
4639 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4641 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4642 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4644 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4645 (LIBGCC2_TF_CEXT): Define.
4648 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4651 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4653 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4655 * config/arm/arm.c (arm_override_options): Disable
4656 -mcaller-super-interworking and -mcallee-super-interworking.
4657 * doc/invoke.texi (ARM Options): Document this.
4659 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4661 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4662 * config/arm/constraints.md (j): New constraint for movw operands.
4663 (N): Remove thumb2 meaning.
4664 * config/arm/arm.md (*arm_movw): Delete.
4665 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4666 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4667 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4669 2009-06-22 Martin Jambor <mjambor@suse.cz>
4671 PR tree-optimization/40492
4672 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4673 build_ref_for_offset.
4675 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4677 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4678 JUMP_TABLE_DATA_P predicates where applicable.
4679 * auto-inc-dec.c: Ditto.
4680 * builtins.c: Ditto.
4681 * caller-save.c: Ditto.
4683 * cfgcleanup.c: Ditto.
4684 * cfglayout.c: Ditto.
4687 * combine-stack-adj.c: Ditto.
4693 * dwarf2asm.c: Ditto.
4694 * dwarf2out.c: Ditto.
4695 * emit-rtl.c: Ditto.
4701 * function.c: Ditto.
4704 * genpreds.c: Ditto.
4705 * genrecog.c: Ditto.
4707 * ira-costs.c: Ditto.
4708 * ira-lives.c: Ditto.
4711 * lower-subreg.c: Ditto.
4712 * modulo-sched.c: Ditto.
4714 * postreload.c: Ditto.
4715 * print-rtl.c: Ditto.
4724 * sched-vis.c: Ditto.
4726 * sel-sched-ir.c: Ditto.
4727 * simplify-rtx.c: Ditto.
4728 * targhooks.c: Ditto.
4729 * var-tracking.c: Ditto.
4730 * vmsdbgout.c: Ditto.
4732 2009-06-22 Matthias Klose <doko@ubuntu.com>
4734 * Makefile.in (install-plugin): Always use DESTDIR.
4736 2009-06-22 Olivier Hainque <hainque@adacore.com>
4738 * config/pa/pa.c (output_call): Don't optimize post call jumps
4739 into return address adjustments if the call may throw.
4741 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4743 * arm.c (thumb1_output_casesi): New function.
4744 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4745 optimizing for size or PIC.
4746 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4747 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4748 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4749 (thumb1_casesi_internal_pic): New expand rule.
4750 (thumb1_casesi_dispatch): New pattern.
4751 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4753 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4754 in the text seciton when PIC or optimizing for size.
4755 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4756 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4757 preservation properties of code.
4758 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4759 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4760 (__gnu_thumb1_case_si): New function.
4761 * t-arm (LIB1ASMSRC): Define here.
4762 (LIB1ASMFUNCS): Add some common functions.
4763 * t-arm-elf (LIB1ASMSRC): Delete.
4764 (LIB1ASMFUNCS): Append to existing set.
4765 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4766 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4767 * t-symbian (LIB1ASMFUNCS): Likewise.
4768 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4769 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4771 2009-06-21 Richard Guenther <rguenther@suse.de>
4773 PR tree-optimization/38729
4774 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4775 to loops with a single exit if -fno-expensive-optimizations.
4777 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4779 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4780 (dataflow_set): Change vars type from htab_t to shared_hash.
4781 (shared_hash_pool, empty_shared_hash): New variables.
4782 (vars_clear): Removed.
4783 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4784 shared_hash_find_slot_unshare, shared_hash_find_slot,
4785 shared_hash_find_slot_noinsert, shared_hash_find): New
4787 (shared_hash_unshare, shared_hash_destroy): New functions.
4788 (unshare_variable): Unshare set->vars if shared, use
4790 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4791 (get_init_value, find_src_set_src, dump_dataflow_set,
4792 clobber_variable_part, emit_notes_for_differences): Use
4794 (dataflow_set_init): Remove second argument, set vars to
4795 empty_shared_hash instead of creating a new htab.
4796 (dataflow_set_clear): Call shared_hash_destroy and set vars
4797 to empty_shared_hash instead of calling vars_clear.
4798 (dataflow_set_copy): Don't call vars_copy, instead just share
4799 the src htab with dst.
4800 (variable_union): Use shared_hash_*, use initially NO_INSERT
4801 lookup if set->vars is shared. Don't keep slot cleared before
4802 calling unshare_variable. Unshare set->vars if needed.
4803 Even ->refcount == 1 vars must be unshared if set->vars is shared
4804 and var needs to be modified.
4805 (variable_canonicalize): New function.
4806 (dataflow_set_union): If dst->vars is empty, just share src->vars
4807 with dst->vars and traverse with variable_canonicalize to canonicalize
4808 and unshare what is needed.
4809 (dataflow_set_different): If old_set and new_set use the same shared
4810 htab, they aren't different. If number of htab elements is different,
4811 htabs are different. Use shared_hash_*.
4812 (dataflow_set_destroy): Call shared_hash_destroy instead of
4814 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4815 second argument to dataflow_set_init.
4816 (vt_initialize): Likewise. Initialize shared_hash_pool and
4817 empty_shared_hash, move bb in/out initialization afterwards.
4818 Use variable_htab_free instead of NULL as changed_variables del hook.
4819 (variable_was_changed): Change type of second argument to pointer to
4820 dataflow_set. When inserting var into changed_variables, bump
4821 refcount. Unshare set->vars if set is shared htab and slot needs to
4823 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4824 lookup if set->vars is shared. Unshare set->vars if needed.
4825 Even ->refcount == 1 vars must be unshared if set->vars is shared
4826 and var needs to be modified. Adjust variable_was_changed caller.
4827 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4828 vars must be unshared if set->vars is shared and var needs to be
4829 modified. Adjust variable_was_changed caller.
4830 (emit_note_insn_var_location): Don't pool_free var.
4831 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4833 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4834 free_alloc_pool on shared_hash_pool.
4836 2009-06-20 Anthony Green <green@moxielogic.com>
4838 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4839 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4841 2009-06-20 Richard Guenther <rguenther@suse.de>
4843 * tree-ssa-structalias.c (find_func_aliases): For memset use
4844 a constraint from NULL if we memset to zero.
4845 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4846 we explicitly handle that do not read from memory.
4847 (call_may_clobber_ref_p_1): Properly handle builtins that may
4850 2009-06-20 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/40495
4853 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4854 (new_scalar_tmp_constraint_exp): New function.
4855 (process_constraint): Do not create temporary decls.
4856 (process_all_all_constraints): Likewise.
4857 (handle_const_call): Likewise.
4858 (create_function_info_for): Do not set decl.
4860 2009-06-19 Ian Lance Taylor <iant@google.com>
4862 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4863 (rs6000_attribute_table): Make static; move before use.
4865 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4867 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4868 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4869 Propagate the TREE_READONLY flag without overwriting it.
4870 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4871 Propagate the TREE_READONLY flag onto the result.
4872 (process_call_operands): Move around. Use correct constant value.
4874 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4877 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4878 * config/arm/arm.md: Likewise.
4880 2009-06-19 Ian Lance Taylor <iant@google.com>
4882 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4883 to GIMPLE_ERROR_MARK.
4885 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4886 op2_original_type parameters. Warn about using different enum types.
4887 * c-parser.c (c_parser_conditional_expression): Pass original
4888 types to build_conditional_expr.
4889 * c-tree.h (build_conditional_expr): Update declaration.
4891 2009-06-19 Ian Lance Taylor <iant@google.com>
4893 * config/i386/i386.c (ix86_function_specific_save): Test that
4894 fields match values, rather than testing the values are in a
4897 2009-06-19 Richard Guenther <rguenther@suse.de>
4899 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4901 (ptr_derefs_may_alias_p): Likewise.
4902 (ptr_deref_may_alias_ref_p_1): New function.
4903 (ptr_deref_may_alias_ref_p): Likewise.
4904 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4905 covered by looking at the ESCAPED solution.
4906 (call_may_clobber_ref_p_1): Likewise.
4907 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4908 Handle NULL_TREE offset. Do not produce redundant constraints.
4909 (process_all_all_constraints): New helper function.
4910 (do_structure_copy): Use it.
4911 (handle_lhs_call): Likewise.
4912 (find_func_aliases): Handle some builtins with pointer arguments
4913 and/or return values explicitly.
4915 2009-06-19 Ian Lance Taylor <iant@google.com>
4917 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4919 2009-06-19 Ian Lance Taylor <iant@google.com>
4921 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4923 2009-06-19 Ian Lance Taylor <iant@google.com>
4925 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4926 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4929 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4930 uninitialized const.
4932 2009-06-19 Ian Lance Taylor <iant@google.com>
4934 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4937 * c-decl.c (in_struct, struct_types): Remove.
4938 (struct c_binding): Add in_struct field.
4939 (c_binding_ptr): Define type, along with VEC.
4940 (struct c_struct_parse_info): Define.
4941 (struct_parse_info): New static variable.
4942 (bind): Initialize in_struct field.
4943 (start_struct): Remove enclosing_in_struct and
4944 enclosing_struct_types parameters. Add
4945 enclosing_struct_parse_info parameter. Change all callers. Set
4946 struct_parse_info rather than in_struct and struct_types.
4947 (grokfield): If -Wc++-compat and there is a symbol binding for the
4948 field name, set the in_struct flag and push it on the
4949 struct_parse_info->fields vector.
4950 (warn_cxx_compat_finish_struct): New static function.
4951 (finish_struct): Remove enclosing_in_struct and
4952 enclosing_struct_types parameters. Add
4953 enclosing_struct_parse_info parameter. Change all callers. Don't
4954 set C_TYPE_DEFINED_IN_STRUCT here. Call
4955 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4956 parameter. Only push on struct_types if warn_cxx_compat.
4957 (finish_enum): Only push on struct_types if warn_cxx_compat.
4958 (declspecs_add_type): Add loc parameter. Change all callers.
4959 Change all error calls to error_at. Pass loc, not input_location,
4960 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4961 defined in a struct. If -Wc++-compat and parsing a struct, record
4962 that a typedef name was used.
4963 * c-parser.c (c_parser_declspecs): Get location to pass to
4965 (c_parser_struct_or_union_specifier): Update calls to start_struct
4967 * c-tree.h (struct c_struct_parse_info): Declare.
4968 (finish_struct, start_struct): Update declarations.
4969 (declspecs_add_type): Update declaration.
4971 2009-06-19 Ian Lance Taylor <iant@google.com>
4973 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4974 variable with an anonymous type.
4976 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4978 * see.c: Remove for real.
4980 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
4982 * optabs.h (enum optab_index): Add new OTI_significand.
4983 (significand_optab): Define corresponding macro.
4984 * optabs.c (init_optabs): Initialize significand_optab.
4985 * genopinit.c (optabs): Implement significand_optab using
4986 significand?f2 patterns.
4987 * builtins.c (expand_builtin_mathfn): Handle
4988 BUILT_IN_SIGNIFICAND{,F,L}.
4989 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
4990 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
4992 * config/i386/i386.md (significandxf2, significand<mode>2): New
4993 expanders to implement significandf, significand and significandl
4994 built-ins as inline x87 intrinsics.
4996 2009-06-18 Anatoly Sokolov <aesok@post.ru>
4998 * config/avr/avr.c (avr_override_options): Remove setting value of
4999 PARAM_INLINE_CALL_COST.
5001 2009-06-18 Richard Henderson <rth@redhat.com>
5004 * tree-pass.h (TDF_ASMNAME): New.
5005 * tree-dump.c (dump_options): Add asmname.
5006 * doc/invoke.texi: Document it.
5008 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5009 (dump_decl_name): ...here.
5010 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5011 (dump_generic_node): Update dump_function_name calls.
5012 (print_call_name): New flags arg; update all dump calls.
5013 * diagnostic.h (print_call_name): Update.
5014 * gimple-pretty-print.c (dump_gimple_call): Update.
5016 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5019 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5021 2009-06-18 Diego Novillo <dnovillo@google.com>
5023 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5024 * plugin.c (str_license): Declare.
5025 (try_init_one_plugin): Assert that the symbol
5026 'plugin_is_GPL_compatible' exists.
5028 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5031 * Makefile.in (OBJS-common): Remove see.o.
5033 * common.opt (fsee): Mark as preserved for backward compatibility.
5034 * opts.c (common_handle_option): Add OPT_fsee to the backward
5035 compatibility section.
5036 * passes.c (init_optimization_passes, pass_see): Remove pass.
5037 * timevar.def (TV_SEE): Remove.
5038 * tree-pass.h (pass_see): Remove declaration.
5039 * doc/invoke.texi (-fsee): Remove documentation.
5041 2009-06-18 Martin Jambor <mjambor@suse.cz>
5043 * tree-sra.c: Include statistics.h
5044 (sra_stats): New variable.
5045 (sra_initialize): Clear sra_stats.
5046 (create_access_replacement): Increment sra_stats.replacements.
5047 (get_access_replacement): Do not return twice.
5048 (analyze_all_variable_accesses): Increment statistics counter by the
5049 number of scalarized aggregates.
5050 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5051 (sra_modify_expr): Increment sra_stats.exprs.
5052 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5053 (sra_modify_assign): Increment sra_stats.exprs,
5054 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5055 (perform_intra_sra): Update statistics counters.
5056 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5058 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5060 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5061 (arm_scalar_mode_supported_p): New function.
5063 2009-06-18 Paul Brook <paul@codesourcery.com>
5064 Sandra Loosemore <sandra@codesourcery.com>
5066 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5067 (__extendhfsf2, __truncsfhf2): Define.
5068 * config/arm/fp16.c: New file.
5069 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5070 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5072 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5074 * doc/extend.texi (Half-Precision): New section.
5075 * doc/invoke.texi (Option Summary): List -mfp16-format.
5076 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5077 * config/arm/arm.opt (mfp16-format=): New.
5078 * config/arm/arm.c: Include intl.h.
5079 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5080 (TARGET_INVALID_RETURN_TYPE): Redefine.
5081 (TARGET_PROMOTED_TYPE): Redefine.
5082 (TARGET_CONVERT_TO_TYPE): Redefine.
5083 (arm_fp16_format): Define.
5084 (all_fpus): Add entry for neon-fp16.
5085 (fp_model_for_fpu): Likewise.
5086 (struct fp16_format): Declare.
5087 (all_fp16_formats): Define.
5088 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5090 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5092 (arm_legitimate_index_p): Treat HFmode like HImode.
5093 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5094 (coproc_secondary_reload_class): Special-case HFmode.
5095 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5096 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5097 (arm_init_fp16_builtins): New.
5098 (arm_init_builtins): Call it.
5099 (arm_invalid_parameter_type): New.
5100 (arm_invalid_return_type): New.
5101 (arm_promoted_type): New.
5102 (arm_convert_to_type).
5103 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5105 (arm_emit_fp16_const): New function.
5106 (arm_mangle_type): Mangle __fp16 as "Dh".
5107 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5109 (TARGET_NEON_FP16): New.
5110 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5111 (enum fputype): Add FPUTYPE_NEON_FP16.
5112 (enum arm_fp16_format_type): Declare.
5113 (arm_fp16_format): Declare.
5114 (LARGEST_EXPONENT_IS_NORMAL): Define.
5115 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5116 * config/arm/arm-modes.def (HFmode): Define.
5117 * config/arm/vfp.md: (*movhf_vfp): New.
5120 * config/arm/arm.md: (fpu): Add neon_fp16.
5121 (floatsihf2, floatdihf2): New.
5122 (fix_trunchfsi2, fix_trunchfdi2): New.
5126 (*arm32_movhf): New.
5127 (*thumb1_movhf): New.
5128 (consttable_2): Add check for HFmode constants.
5129 (consttable_4): Handle HFmode constants.
5131 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5133 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5135 2009-06-17 Olivier Hainque <hainque@adacore.com>
5137 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5138 const char ** conversion in AIX specific section.
5140 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5142 * config/i386/i386.c (ix86_special_builtin_type): Remove
5143 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5144 (bdesc_special_args): Updated.
5145 (ix86_init_mmx_sse_builtins): Likewise.
5146 (ix86_expand_special_args_builtin): Likewise.
5148 2009-06-17 Richard Henderson <rth@redhat.com>
5150 * tree-pretty-print.c (maybe_dump_asm_name): New.
5151 (dump_decl_name): Use it.
5152 (PRINT_FUNCTION_NAME): Merge into...
5153 (dump_function_name): ... here. Use maybe_dump_asm_name.
5155 2009-06-17 Cary Coutant <ccoutant@google.com>
5157 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5159 * debug.c (struct gcc_debug_hooks): Change placeholder for
5161 (debug_nothing_int_charstar_int): Replaced by...
5162 (debug_nothing_int_charstar_int_bool): ...this.
5163 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5164 source_line prototype.
5165 (debug_nothing_int_charstar_int): Replaced by...
5166 (debug_nothing_int_charstar_int_bool): ...this.
5167 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5168 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5169 Output is_stmt operand when necessary.
5170 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5171 (notice_source_line): Add is_stmt parameter.
5172 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5173 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5175 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5176 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5178 2009-06-17 Ian Lance Taylor <iant@google.com>
5180 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5182 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5185 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5187 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5188 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5189 tree_strip_sign_nop_conversions and
5190 tree_ssa_strip_useless_type_conversions rather than stripping
5191 the operations here.
5192 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5194 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5195 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5196 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5197 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5200 2009-06-17 Michael Eager <eager@eagercon.com>
5202 * config/rs6000/constraints.md (register_constraint "d"): New.
5203 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5204 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5205 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5206 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5207 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5208 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5209 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5210 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5211 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5212 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5214 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5215 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5216 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5217 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5218 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5219 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5220 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5221 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5222 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5223 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5224 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5225 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5226 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5227 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5229 2009-06-16 Ian Lance Taylor <iant@google.com>
5231 * profile.c (total_num_never_executed): Don't define.
5232 (compute_branch_probabilities): Don't count or print
5234 (init_branch_prob): Don't set total_num_never_executed.
5235 (end_branch_prob): Don't print total_num_never_executed.
5237 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5239 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5241 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5243 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5244 (nabstd2_fpr): Same.
5246 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5248 * expr.c (expand_assignment): Change complex type check.
5250 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5252 * doc/plugins.texi (Building GCC plugins): Added new section.
5254 2009-06-17 Ian Lance Taylor <iant@google.com>
5256 * c-pch.c (get_ident): Don't set size of templ array.
5257 (pch_init): Don't set size of partial_pch array.
5259 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5260 string constant to intialize an array whose size is the length of
5263 2009-06-17 Richard Guenther <rguenther@suse.de>
5265 PR tree-optimization/40389
5266 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5267 to addressable types.
5268 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5270 2009-06-17 Richard Guenther <rguenther@suse.de>
5273 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5274 if there is no evolution of left in the loop bail out.
5275 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5276 chrec_fold_multiply.
5278 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5279 Janis Johnson <janis187@us.ibm.com>
5282 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5283 for the symbol ref of a constant that is the source of a move
5284 - nor for any other not-obvious-label-ref constants.
5286 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5288 * plugin.c (position_pass): Skip newly inserted pass during list
5289 traversal to avoid repeated insertion.
5291 2009-06-16 Ian Lance Taylor <iant@google.com>
5293 * vec.h (VEC_stack_alloc): Define different version if
5294 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5295 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5296 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5297 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5299 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5301 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5303 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5304 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5305 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5306 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5307 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5308 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5309 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5310 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5311 __builtin_ia32_rdtscp.
5312 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5313 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5314 and __builtin_ia32_rorhi.
5315 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5316 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5317 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5318 (ix86_expand_args_builtin): Likewise.
5319 (ix86_expand_special_args_builtin): Likewise.
5321 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5322 (UNSPECV_RDTSC): Likewise.
5323 (UNSPECV_RDPMC): Likewise.
5324 (*bsr): Renamed to ...
5326 (*bsr_rex64): Renamed to ...
5330 (*rdpmc_rex64): Likewise.
5333 (*rdtsc_rex64): Likewise.
5335 (*rdtscp): Likewise.
5336 (*rdtscp_rex64): Likewise.
5338 * config/i386/ia32intrin.h: New.
5340 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5342 2009-06-16 Ian Lance Taylor <iant@google.com>
5344 * ira-build.c (copy_info_to_removed_store_destinations):
5345 Initialize parent_a.
5347 2009-06-16 Ian Lance Taylor <iant@google.com>
5349 * c-decl.c (grokdeclarator): Change size_varies to bool.
5351 2009-06-16 Ian Lance Taylor <iant@google.com>
5353 * sel-sched.c: Make forward declarations of move_op_hooks and
5354 fur_hooks explicitly extern.
5356 2009-06-16 Ian Lance Taylor <iant@google.com>
5358 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5359 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5361 2009-06-16 Ian Lance Taylor <iant@google.com>
5363 * resource.c (mark_referenced_resources): Change
5364 include_delayed_effects parameter to bool. Change all callers.
5365 (mark_end_of_function_resources): Likewise.
5366 * reorg.c (insn_references_resource_p): Likewise.
5367 (insn_sets_resource_p): Likewise.
5368 * resource.h (mark_referenced_resources): Update declaration.
5369 (mark_end_of_function_resources): Update declaration.
5371 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5373 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5375 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5377 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5378 GCC can bootstrap on AIX with GNU Binutils 2.20.
5380 2009-06-16 Ian Lance Taylor <iant@google.com>
5382 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5384 2009-06-16 Ian Lance Taylor <iant@google.com>
5386 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5387 inline, not extern inline.
5388 (exact_log2): Likewise.
5389 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5391 (exact_log2): Likewise, but don't test CTZ_HWI.
5393 2009-06-16 Ian Lance Taylor <iant@google.com>
5395 * bitmap.c (bitmap_clear): Don't declare as inline.
5396 * gimple.c (gimplify_assign): Likewise.
5397 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5398 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5399 (sched_scan_info): Remove duplicate definition.
5401 2009-06-16 Ian Lance Taylor <iant@google.com>
5403 * c-common.c (skip_evaluation): Don't define.
5404 (c_inhibit_evaluation_warnings): Define global variable.
5405 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5406 than skip_evaluation.
5407 (convert_and_check, warn_for_div_by_zero): Likewise.
5408 * c-common.h (skip_evaluation): Don't declare.
5409 (c_inhibit_evaluation_warnings): Declare.
5410 * c-parser.c (c_parser_typeof_specifier): Set
5411 c_inhibit_evaluation_warnings rather than skip_evaluation.
5412 (c_parser_conditional_expression): Likewise.
5413 (c_parser_binary_expression): Likewise.
5414 (c_parser_sizeof_expression): Likewise.
5415 (c_parser_alignof_expression): Likewise.
5416 * c-typeck.c (build_indirect_ref): Check
5417 c_inhibit_evaluation_warnings rather than skip_evaluation.
5418 (build_conditional_expr, build_binary_op): Likewise.
5420 2009-06-16 Richard Guenther <rguenther@suse.de>
5422 * tree-ssa-alias.c (is_escape_site): Remove.
5423 * tree-ssa-alias.h (enum escape_type): Remove.
5424 (is_escape_site): Likewise.
5425 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5426 via casts and asms without deferring to is_escape_site.
5428 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5431 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5432 use gen_lowpart if op0 has complex mode.
5434 2009-06-16 Richard Guenther <rguenther@suse.de>
5436 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5437 variables add them to ESCAPED.
5438 (find_func_aliases): Do not make all indirectly stored values escaped.
5440 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5442 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5445 2009-06-16 Martin Jambor <mjambor@suse.cz>
5447 PR tree-optimization/40432
5448 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5449 check whether we need to force gimple register operand.
5451 2009-06-16 Martin Jambor <mjambor@suse.cz>
5453 PR tree-optimization/40413
5454 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5455 build_ref_for_offset.
5456 (propagate_subacesses_accross_link): Fix a typo in a comment.
5458 2009-06-16 Ira Rosen <irar@il.ibm.com>
5460 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5461 with additional parameter.
5462 * tree-vectorizer.h (enum vect_def_type): Add new value
5464 (enum vect_relevant): Add comments.
5465 (vect_is_simple_reduction): Add new argument.
5466 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5467 Detect nested cycles.
5468 (vect_is_simple_reduction): Update documentation, add an argument to
5469 distinguish inner-loop reduction from nested cycle, detect nested
5470 cycles, fix printings and indentation, don't swap operands in case
5472 (get_initial_def_for_reduction): Handle subtraction.
5473 (vect_create_epilog_for_reduction): Add new argument to specify
5475 (vect_finalize_reduction): Handle subtraction, fix comments.
5476 (vectorizable_reduction): Handle nested cycles. In case of nested
5477 cycle keep track of the reduction variable position. Call
5478 vect_is_simple_reduction with additional parameter. Use original
5479 statement code in reduction epilogue for nested cycle. Call
5480 vect_create_epilog_for_reduction with additional parameter.
5481 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5482 inner-loop vectorization.
5483 (vect_recog_widen_sum_pattern): Likewise.
5484 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5486 (vect_mark_stmts_to_be_vectorized): Likewise.
5487 (vect_get_vec_def_for_operand): Handle nested cycles.
5489 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5491 * doc/invoke.texi (Debugging Options): Fix option index entries
5492 for -fdump-statistics, -frandom-seed add entries for
5493 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5494 (FRV Options): Fix entries for -mTLS, -mtls.
5495 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5496 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5497 (M68hc1x Options): Fix @itemx for -mnominmax.
5498 (MCore Options): Fix entry for -mno-lsim.
5499 (MMIX Options): Fix entry for -mabi=mmixware.
5500 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5502 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5504 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5505 Mention the plugin mode of gengtype.
5506 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5507 * gengtype.c: Updated copyright.
5508 (plugin_files, nb_plugin_files) Added new static variables.
5509 (measure_input_list) Care about plugin_files.
5510 (write_rtx_next): Added early return in plugin mode.
5511 (create_file): Updated copyright year in generated file. Added
5513 (oprintf): Added early return if NULL outf.
5514 (get_output_file_with_visibility): Care of plugin_files.
5515 (get_output_file_name): May return null.
5516 (write_local): Added early return.
5517 (put_mangled_filename): Ditto.
5518 (finish_root_table): Added check for base_files.
5519 (write_roots): Care about null when plugins.
5520 (main): Added plugin mode.
5522 2009-06-15 Ian Lance Taylor <iant@google.com>
5524 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5525 * gcov.c (read_count_file): Add braces around variables declared
5528 * c.opt (Wjump-misses-init): New warning.
5529 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5530 -Wall and -Wc++-compat if not already set.
5531 (c_common_post_options): Clear warn_jump_misses_init if it was not
5533 * c-decl.c (struct c_binding): Change type field to a union with
5534 new label field. Make it the first field in the struct. Update
5535 references to type to use u.type instead.
5536 (struct c_spot_bindings): Define.
5537 (struct c_goto_bindings): Define.
5538 (c_goto_bindings_p): Define, along with VECs.
5539 (struct c_label_vars): Define.
5540 (struct c_scope): Add has_label_bindings field.
5541 (bind_label, set_spot_bindings): New static functions.
5542 (decl_jump_unsafe, update_spot_bindings): New static functions.
5543 (update_label_decls): New static function.
5544 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5545 Update binding u.label field to shadowed field.
5546 (c_binding_start_stmt_expr): New function.
5547 (c_binding_end_stmt_expr): New function.
5548 (pushdecl): Don't call c_begin_vm_scope.
5549 (make_label): Add defining and p_label_vars parameters. Change
5551 (lookup_label): Correct test for whether a label has not yet been
5552 defined. Call bind_label rather than bind.
5553 (warn_about_goto): New static function.
5554 (lookup_label_for_goto): New function.
5555 (declare_label): Call bind_label rather than bind.
5556 (check_earlier_gotos): New static function.
5557 (define_label): Don't give errors about jumping into statement
5558 expressions or scopes of variably modified types. Call
5559 set_spot_bindings and check_earlier_gotos. Call bind_label
5560 instead of bind. Don't set label_context_stack_se or
5561 label_context_stack_vm.
5562 (c_get_switch_bindings): New function.
5563 (c_release_switch_bindings): New function.
5564 (c_check_switch_jump_warnings): New function.
5565 (start_function): Don't set label_context_stack_se or
5566 label_context_stack_vm.
5567 (finish_function): Likewise.
5568 * c-typeck.c (label_context_stack_se): Don't define.
5569 (label_context_stack_vm): Don't define.
5570 (c_finish_goto_label): Call lookup_label_for_goto rather than
5571 lookup_label. Don't give errors about jumping into a statement
5572 expression or the scope of a variably modified type. Don't set
5573 label_context_stack_se or label_context_stack_vm.
5574 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5575 fields. Add bindings field.
5576 (c_start_case): Don't set deleted fields. Set bindings field.
5577 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5578 or blocked_vm. Call c_check_switch_jump_warnings.
5579 (c_finish_case): Don't test blocked_stmt_expr field. Call
5580 c_release_switch_bindings.
5581 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5582 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5583 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5584 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5585 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5586 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5587 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5588 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5589 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5590 (C_DECL_UNJUMPABLE_VM): Don't define.
5591 (C_DECL_UNDEFINABLE_VM): Don't define.
5592 (struct c_label_list): Don't define.
5593 (struct c_label_context_se): Don't define.
5594 (struct c_label_context_vm): Don't define.
5595 (struct c_spot_bindings): Declare.
5596 (c_bindings_start_stmt_expr): Declare.
5597 (c_bindings_end_stmt_expr): Declare.
5598 (lookup_label_for_goto): Declare.
5599 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5600 (c_check_switch_jump_warnings): Declare.
5601 (label_context_stack_se, label_context_stack_vm): Don't declare.
5602 (c_finish_goto_label): Update declaration.
5603 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5604 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5605 (Warning Options): Document -Wjump-misses-init.
5607 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5609 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5612 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5614 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5616 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5618 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5620 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5622 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5624 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5626 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5627 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5628 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5629 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5630 * dwarf2asm.c (dw2_force_const_mem): Update call to
5632 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5633 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5634 * langhooks.c (lhd_comdat_group): Remove.
5635 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5636 * tree.h (DECL_COMDAT_GROUP): New.
5637 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5638 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5639 (make_decl_one_only): Change signature.
5640 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5642 (make_decl_one_only): Change signature.
5643 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5645 2009-06-15 Richard Guenther <rguenther@suse.de>
5648 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5650 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5652 * tree-ssa-math-opts.c: Remove extra divide.
5654 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5656 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5658 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5660 * passes.c: Add bswap pass.
5661 * tree-pass.h: Add pass_optimize_bswap declaration.
5662 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5663 Include rtl.h, expr.h and optabs.h for optab_handler check.
5664 (struct symbolic_number, pass_optimize_bswap): New definition.
5665 (do_shift_rotate, verify_symbolic_number_p): New functions.
5666 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5667 (gate_optimize_bswap): New function.
5668 * tree.c (widest_int_cst_value): New function.
5669 * tree.h (widest_int_cst_value): Prototype added.
5671 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5673 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5674 REG_EQUAL/REG_EQUIV notes.
5676 2009-06-14 Richard Guenther <rguenther@suse.de>
5679 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5680 has its address taken if NRV was applied and it is addressable.
5681 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5682 function split out from ...
5683 (get_constraint_for_1): ... here.
5684 (handle_rhs_call): Use it to mark the return slot escaped if
5685 it is addressable and NRV was applied.
5687 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5689 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5690 Change first argument type to location_t.
5691 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5692 Do not set input_location.
5693 Use loc instead of input_location throughout.
5695 2009-06-13 Richard Guenther <rguenther@suse.de>
5697 PR tree-optimization/40421
5698 * tree-predcom.c (should_unroll_loop_p): Remove.
5699 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5701 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5703 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5704 Add location argument.
5706 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5708 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5710 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5711 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5712 * config/spu/spu-protos.h: Add location to
5713 spu_resolve_overloaded_builtin.
5714 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5715 spu_build_builtin_va_list.
5716 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5717 argument. Pass location to build_function_call_vec.
5718 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5720 (emit_fpu_switch): Same.
5721 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5722 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5723 to build_decl and create_artificial_label.
5724 (xtensa_gimplify_va_arg_expr): Same.
5725 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5726 (xstormy16_gimplify_va_arg_expr): Same.
5727 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5728 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5729 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5730 (mips16_build_function_stub): Same.
5731 (mips16_build_call_stub): Same.
5733 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5736 * arm/constraints.md (Pa, Pb): New constraints.
5737 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5738 split pattern to deal with them.
5740 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5742 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5743 fix index entry for -Xpreprocessor.
5745 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5747 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5748 Add location argument to build_decl call.
5749 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5750 (rs6000_init_builtins): Same.
5751 (spe_init_builtins): Same.
5752 (rs6000_gimplify_va_arg): Add location argument to
5753 create_artificial_label call.
5755 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5757 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5758 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5759 * Makefile.in: Fix GGC dependency for gcse.o.
5761 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5763 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5764 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5765 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5767 * c-parser.c (c_parser_binary_expression): Use current column while
5768 building binary operations.
5769 * common.opt (fshow-column): Enable by default.
5770 * tree-vrp.c (check_array_ref): Use warning_at.
5771 (check_array_bounds): Use location from call back if expr has no
5773 * tree.h: Add location argument to maybe_fold_*.
5774 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5775 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5776 (maybe_fold_offset_to_component_ref): Same.
5777 (maybe_fold_offset_to_reference): Same.
5778 (maybe_fold_offset_to_address): Same.
5779 (maybe_fold_stmt_indirect): Same.
5780 (maybe_fold_stmt_addition): Same.
5781 (fold_stmt_r): Pass location to maybe_fold_*.
5782 (fold_gimple_assign): Same.
5783 * c-tree.h: Add location argument to finish_decl,
5784 default_function_array_conversion, store_init_value.
5785 * c-decl.c (define_label): Use error_at.
5786 (c_make_fname_decl): Pass location to finish_decl.
5787 (finish_decl): New location argument.
5788 (build_compound_literal): Pass location to store_init_value.
5789 (grokdeclarator): Pass location to finish_decl.
5791 * c-typeck.c (array_to_pointer_conversion): New location argument.
5792 (function_to_pointer_conversion): Same.
5793 (default_function_array_conversion): Same.
5794 (parser_build_unary_op): Pass location to overflow_warning.
5795 (parser_build_binary_op): Same. Use warning_at.
5796 (build_unary_op): Pass location to array_to_pointer_conversion.
5797 (build_c_cast): Pass location to digest_init.
5798 (build_modify_expr): New location argument.
5799 (convert_for_assignment): Same.
5800 (store_init_value): Same.
5801 (digest_init): Same.
5802 (output_init_element): Pass location to digest_init and
5803 array_to_pointer_conversion.
5804 (c_finish_return): Pass location to convert_for_assignment.
5805 * gimplify.c (gimplify_conversion): Pass location to
5806 maybe_fold_offset_to_address.
5807 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5808 to maybe_fold_stmt_addition.
5809 * c-omp.c (c_finish_omp_atomic): Pass new location to
5811 (c_finish_omp_for): Same.
5812 * c-common.c (overflow_warning): New argument.
5813 * c-common.h: New argument to build_modify_expr, overflow_warning.
5814 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5816 (c_parser_initializer): Pass location to
5817 default_function_array_conversion.
5818 (c_parser_initelt): Same.
5819 (c_parser_initval): Same.
5820 (c_parser_asm_operands): Same.
5821 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5822 (c_parser_conditional_expression): Same.
5823 (c_parser_binary_expression): Add location info to stack. Use it.
5824 (c_parser_unary_expression): Pass location to
5825 default_function_array_conversion, parser_build_unary_op,
5826 build_indirect_ref, c_parser_postfix_expression_after_primary.
5827 (c_parser_postfix_expression_after_primary): New location argument.
5829 (c_parser_expression_conv): Pass location to
5830 default_function_array_conversion.
5831 (c_parser_expr_list): Same.
5832 (c_parser_omp_atomic): Same.
5833 (c_parser_omp_for_loop): Same.
5834 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5835 (build_array_declarator): New argument.
5836 * c-decl.c (build_array_declarator): Add location argument.
5837 (grokdeclarator): Set id_loc for cdk_array.
5838 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5839 build_array_declarator.
5840 * tree.c (build_omp_clause): Add location argument.
5841 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5842 (OMP_CLAUSE_LOCATION): New macro.
5843 (struct tree_omp_clause): Add location field.
5844 (build_omp_clause): Add argument.
5845 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5846 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5848 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5849 (cp_parser_omp_clause_collapse): Same.
5850 (cp_parser_omp_clause_default): Same.
5851 (cp_parser_omp_clause_if): Same.
5852 (cp_parser_omp_clause_nowait): Same.
5853 (cp_parser_omp_clause_num_threads): Same.
5854 (cp_parser_omp_clause_ordered): Same.
5855 (cp_parser_omp_clause_schedule): Same.
5856 (cp_parser_omp_clause_untied): Same.
5857 (cp_parser_omp_for_loop): Same.
5858 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5859 * c-tree.h (c_start_case): Add location argument.
5860 (c_process_expr_stmt): Same.
5861 (c_finish_goto_*): Same.
5862 * tree-parloops.c (initialize_reductions): Pass location to
5864 (create_parallel_loop): Same.
5865 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5866 (gfc_trans_omp_reduction_list): Same.
5867 (gfc_trans_omp_clauses): Same.
5868 (gfc_trans_omp_do): Same.
5869 * c-typeck.c (c_finish_goto_label): Same.
5870 (c_finish_goto_ptr): New location argument.
5871 (c_start_case): Same.
5872 (emit_side_effect_warnings): Same.
5873 (c_process_expr_stmt): Same.
5874 (c_finish_stmt_expr): Same.
5875 (c_finish_omp_clauses): Use error_at instead of error.
5876 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5878 * c-omp.c (c_split_parallel_clauses): New location argument.
5879 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5880 to build_omp_clause.
5881 (convert_local_reference_stmt): Same.
5882 (convert_gimple_call): Same.
5883 * c-common.h (c_split_parallel_clauses): New argument.
5884 * c-parser.c (c_parser_statement_after_labels): Pass location to
5885 c_finish_goto_label.
5886 (c_parser_switch_statement): Pass location to c_start_case.
5887 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5888 and c_process_expr_stmt.
5889 (c_parser_omp_variable_list): Add location argument.
5890 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5891 (c_parser_omp_clause_default): Same.
5892 (c_parser_omp_clause_if): Same.
5893 (c_parser_omp_clause_num_threads): Same.
5894 (-c_parser_omp_clause_ordered): Same.
5895 (c_parser_omp_clause_reduction): Pass location to
5896 c_parser_omp_variable_list.
5897 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5898 (c_parser_omp_clause_untied): Same.
5899 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5900 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5902 * c-tree.h (check_for_loop_decls, undeclared_variable,
5903 build_component_ref, build_array_ref, build_external_ref,
5904 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5905 build_conditional_expr, build_compound_expr, c_cast_expr,
5906 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5907 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5909 * c-semantics.c (build_stmt): Same.
5910 (build_case_label): Same.
5911 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5912 (undeclared_variable): New argument.
5914 (lookup_label): Pass location on down.
5915 (define_label): Same.
5916 (finish_decl): Same.
5917 (build_compound_literal): Same.
5918 (finish_struct): Same.
5919 (finish_function): Do not set location here.
5920 (check_for_loop_decls): New argument.
5921 * tree.c (save_expr): Set location.
5922 (build_empty_stmt): New argument.
5923 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5924 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5925 * builtins.c (gimplify_va_arg_expr): Use locations.
5926 (expand_builtin_sync_operation): Same.
5927 * c-typeck.c (build_component_ref): New argument.
5928 (build_array_ref): Same.
5929 (build_external_ref): Same.
5930 (c_expr_sizeof_expr): Same.
5931 (c_expr_sizeof_type): Same.
5932 (parser_build_unary_op): Same.
5933 (build_conditional_expr): Same.
5934 (build_compound_expr): Pass location on down.
5935 (build_compound_expr): New argument.
5936 (build_c_cast): Same.
5937 (c_cast_expr): Same.
5938 (build_asm_expr): Same.
5939 (c_finish_return): Same.
5940 (c_process_expr_stmt): Pass location on down.
5941 (c_finish_stmt_expr): New argument.
5942 (push_clenaup): Same.
5943 (c_finish_omp_parallel): Same.
5944 (c_finish_omp_task): Same.
5945 * gimplify.c (gimplify_call_expr): Pass location on down.
5946 * c-omp.c (c_finish_omp_master): New argument.
5947 (c_finish_omp_critical): Same.
5948 (c_finish_omp_ordered): Same.
5949 (c_finish_omp_barrier): Same.
5950 (-c_finish_omp_taskwait): Same.
5951 (c_finish_omp_atomic): Same.
5952 (c_finish_omp_flush): Same.
5953 * tree-inline.c (copy_tree_body_r): Pass location on down.
5954 (inline_forbidden_p): Remove use of input_location.
5955 * c-gimplify.c (c_build_bind_expr): New argument.
5956 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5957 (c_sizeof_or_alignof_type): New argument.
5958 (c_alignof_expr): Same.
5959 (build_va_arg): Same.
5960 (c_add_case_label): Same.
5961 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5962 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5963 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5964 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5965 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5966 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5968 * stub-objc.c (objc_build_selector_expr): Same.
5969 (objc_build_throw_stmt): Same.
5970 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5971 (c_parser_initelt): Same.
5972 (c_parser_compound_statement): Same.
5973 (c_parser_compound_statement_nostart): Same.
5974 (c_parser_label): Same.
5975 (c_parser_statement_after_labels): Same.
5976 (c_parser_if_body): Same.
5977 (c_parser_else_body): Same.
5978 (c_parser_if_statement): Same.
5979 (c_parser_switch_statement): Same.
5980 (c_parser_while_statement): Same.
5981 (c_parser_do_statement): Same.
5982 (c_parser_for_statement): Same.
5983 (c_parser_asm_statement): Same.
5984 (c_parser_conditional_expression): Same.
5985 (c_parser_binary_expression): Same.
5986 (c_parser_cast_expression): Same.
5987 (c_parser_unary_expression): Same.
5988 (c_parser_sizeof_expression): Same.
5989 (c_parser_alignof_expression): Same.
5990 (c_parser_postfix_expression): Same.
5991 (c_parser_expression): Same.
5992 (c_parser_objc_receiver): Same.
5993 (c_parser_omp_variable_list): Same.
5994 (c_parser_omp_structured_block): Same.
5995 (c_parser_omp_atomic): New argument.
5996 (c_parser_omp_barrier): Same.
5997 (c_parser_omp_critical): Same.
5998 (c_parser_omp_flush): Pass location on down.
5999 (c_parser_omp_for_loop): New argument.
6000 (c_parser_omp_for): Same.
6001 (c_parser_omp_master): Same.
6002 (c_parser_omp_ordered): Same.
6003 (c_parser_omp_sections_scope): Same.
6004 (c_parser_omp_sections): Same.
6005 (c_parser_omp_parallel): Same.
6006 (c_parser_omp_single): Same.
6007 (c_parser_omp_task): Same.
6008 (c_parser_omp_taskwait): Pass location on down.
6009 (c_parser_omp_construct): Same.
6010 (c_parser_omp_threadprivate): Same.
6011 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6012 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6013 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6014 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6015 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6016 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6017 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6018 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6019 config/i386/i386.c, stmt.c:
6020 Add location argument to the following function definitions and/or
6021 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6022 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6023 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6024 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6025 do_case, c_finish_bc_stmt, build_compound_literal,
6026 build_function_call.
6027 * c-decl.c (build_compound_literal): Add location argument.
6028 Make all diagnostic calls use location.
6029 (start_struct): Same.
6030 (finish_struct): Same.
6032 (build_enumerator): Same.
6033 (start_function): Same.
6034 (grokdeclarator): Make all diagnostic calls use location.
6035 (store_parm_decls_oldstyle): Same.
6036 * c-typeck.c (build_function_call): Add location argument.
6037 Make all diagnostic calls use location.
6039 (c_finish_bc_stmt): Same.
6040 * tree-nested.c (get_trampoline_type): Add argument.
6041 Pass location to build_decl.
6042 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6043 * rtl.h (RTL_LOCATION): New.
6044 * c-common.c (c_add_case_label): Add location argument.
6045 Make all diagnostic calls use location.
6046 * c-common.h: Add location argument to make_fname_decl, do_case,
6047 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6048 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6049 Set it appropriately for every case. Pass enum_loc to start_enum
6050 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6052 (c_parser_struct_or_union_specifier): Save location. Use it for
6053 start_struct, finish_struct, and parser_xref_tag.
6055 2009-06-12 Ian Lance Taylor <iant@google.com>
6057 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6059 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6060 cpp_opts->warn_cxx_operator_names.
6062 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6065 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6066 is returns NULL and OP is a VCE, look through the VCE.
6068 2009-06-12 Ian Lance Taylor <iant@google.com>
6071 * collect2.c (main): Use CONST_CAST2 in code inside #if
6072 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6074 2009-06-12 Joey Ye <joey.ye@intel.com>
6077 * cfgexpand.c (get_decl_align_unit): Update
6078 max_used_stack_slot_alignment with align instead of
6079 stack_alignment_needed.
6081 * function.c (assign_stack_local_1): Update
6082 max_used_stack_slot_alignment with alignment_in_bits instead
6083 of stack_alignment_needed.
6084 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6087 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6089 * dwarf2out.c (last_var_location_insn): New variable.
6090 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6091 (dwarf2out_var_location): Don't record anything after last real
6092 insn. Only change labels if there were any real instructions
6093 in between last note and this one, or if changed sections.
6095 2009-06-11 Richard Henderson <rth@redhat.com>
6097 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6098 note when storing the frame pointer in a register.
6099 (FRP): Don't redefine to nothing for epilogue.
6100 (alpha_expand_epilogue): Mark register and sp restores.
6101 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6103 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6104 when gen_lowpart is needed.
6106 2009-06-11 Richard Henderson <rth@redhat.com>
6108 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6110 * dwarf2out.c (need_data_align_sf_opcode): New.
6111 (div_data_align): Move earlier.
6112 (def_cfa_1, reg_save): Use it.
6114 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6116 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6117 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6118 (ix86_handle_option): Handle OPT_mcrc32.
6119 (ix86_target_string): Add -mcrc32.
6120 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6122 * config/i386/i386.h (TARGET_CRC32): New.
6124 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6125 (sse4_2_crc32di): Likewise.
6127 * config/i386/i386.opt (mcrc32): New.
6129 * doc/invoke.texi: Document -mcrc32.
6131 2009-06-11 Richard Henderson <rth@redhat.com>
6133 * common.opt (gdwarf-): Accept a version number.
6134 * doc/invoke.texi (gdwarf-): Update docs.
6135 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6136 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6137 version level, and record it.
6139 * dwarf2.h (DW_CIE_VERSION): Remove.
6140 * dwarf2out.c (DWARF_VERSION): Remove.
6141 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6142 (output_call_frame_info): Use CIE version 3 for dwarf3,
6143 or if the return register column is out of range for version 1.
6144 (dwarf_stack_op_name): Add all dwarf3 values.
6145 (DEBUG_PUBTYPES_SECTION): New.
6146 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6147 encoding change for dwarf3.
6148 (output_die) [dw_val_class_die_ref]: Likewise.
6149 (output_compilation_unit_header): Emit correct version for dwarf3.
6150 (output_line_info): Likewise.
6151 (output_pubnames): Update for DWARF_VERSION removal.
6152 (output_aranges): Likewise.
6153 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6154 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6155 (dwarf2out_finish): Likewise.
6157 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6159 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6162 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6165 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6166 * builtins.c (expand_builtin_unreachable): New function.
6167 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6168 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6169 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6171 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6172 searching for missing barriers.
6174 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6176 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6177 when -fprofile-generate* was passed.
6178 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6180 2009-06-11 Anthony Green <green@moxielogic.com>
6182 * config/moxie/moxie.md: Define length attribute for all instructions.
6184 (*b<cond:code>): Support limited branch ranges for new PC-relative
6185 branch instructions.
6186 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6188 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6190 * config/i386/i386.c (min_insn_size): Use get_attr_length
6191 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6194 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6195 instead of emit_insn_before.
6197 2009-06-10 Ian Lance Taylor <iant@google.com>
6200 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6203 2009-06-10 Revital Eres <eres@il.ibm.com>
6205 * passes.c (init_optimization_passes): Reschedule
6206 predictive-commoning pass before complete unroll pass.
6208 2009-06-10 Martin Jambor <mjambor@suse.cz>
6210 * cgraph.c (cgraph_node_can_be_local_p): New function.
6211 (cgraph_make_node_local): New function.
6212 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6213 (cgraph_make_node_local): Declare.
6215 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6217 * tree.h (tree_base): Add packed_flag and user_align fields.
6218 Decrease size of spare field.
6219 (TYPE_USER_ALIGN): Use user_align from tree_base.
6220 (DECL_USER_ALIGN): Likewise.
6221 (TYPE_PACKED): Use packed_flag from tree_base.
6222 (DECL_PACKED): Likewise.
6223 (tree_type): Delete packed_flag and user_align fields. Widen
6224 precision field. Widen mode field and shuffle fields to align
6225 mode on an 8-bit boundary.
6226 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6227 Renumber decl_flag_* fields. Fix comments. Widen
6228 decl_common_unused field.
6229 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6230 (DECL_EXTERNAL): Likewise.
6231 (DECL_BIT_FIELD): Likewise.
6232 (DECL_NONADDRESSABLE_P): Likewise.
6233 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6234 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6236 2009-06-10 Ian Lance Taylor <iant@google.com>
6238 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6239 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6240 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6241 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6242 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6243 DEF_VEC_ALLOC_FUNC_P.
6244 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6245 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6246 DEF_VEC_ALLOC_FUNC_O.
6247 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6248 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6249 DEF_VEC_ALLOC_FUNC_I.
6250 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6251 (vec_stack_p_reserve_exact_1): Declare.
6252 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6253 (vec_stack_free): Declare.
6254 (VEC_stack_alloc): Define.
6255 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6256 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6257 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6258 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6260 (stack_vecs): New static variable.
6261 (vec_stack_p_reserve_exact_1): New function.
6262 (vec_stack_o_reserve_1): New static function.
6263 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6264 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6265 (vec_stack_free): New function.
6266 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6267 (VEC_df_ref_stack_alloc): Define.
6268 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6269 DEF_VEC_ALLOC_P_STACK.
6270 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6271 (struct df_collection_rec): Change _vec fields to VEC. Remove
6273 (df_free_collection_rec): Adjust for new fields.
6274 (df_insn_rescan): Use new df_collection_rec fields.
6275 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6276 (df_ref_create_structure, df_ref_record): Likewise.
6277 (df_get_conditional_uses, df_get_call_refs): Likewise.
6278 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6279 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6280 (df_record_exit_block_uses, df_bb_verify): Likewise.
6281 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6282 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6283 Remove count parameter. Change return type to void. Change all
6285 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6286 Remove count parameter. Change return type to void. Change all
6288 (df_install_refs): Change old_vec parameter to VEC. Remove count
6289 parameter. Change all callers.
6290 (df_install_mws): Change old_vec parameter to VEC. Remove count
6291 parameter. Change all callers.
6292 (df_refs_verify): Change new_rec parameter to VEC. Change call
6294 (df_mws_verify): Likewise.
6296 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6298 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6300 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6302 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6304 2009-06-10 Anthony Green <green@moxielogic.com>
6306 * config/moxie/crti.asm: New file.
6307 * config/moxie/crtn.asm: New file.
6308 * config/moxie/moxie.c: New file.
6309 * config/moxie/moxie.h: New file.
6310 * config/moxie/sfp-machine.h: New file.
6311 * config/moxie/moxie-protos.h: New file.
6312 * config/moxie/t-moxie: Created.
6313 * config/moxie/t-moxie-softfp: Created.
6314 * config/moxie/moxie.md: Created.
6315 * config/moxie/constraints.md: Created.
6316 * config.gcc: Add moxie support.
6317 * doc/md.texi (Machine Constraints): Add moxie constraints.
6318 * doc/contrib.texi (Contributors): Mention moxie port.
6319 * doc/install.texi (Specific): Mention the moxie port.
6321 2009-06-09 Ian Lance Taylor <iant@google.com>
6323 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6325 * optabs.c (optab_table): Only use designated initializers if
6326 HAVE_DESIGNATED_INITIALIZERS is defined.
6327 (convert_optab_table): Likewise.
6328 (init_optabs): Always call init_insn_codes if
6329 HAVE_DESIGNATED_INITIALIZERS is not defined.
6331 2009-06-09 Ian Lance Taylor <iant@google.com>
6333 * targhooks.c (default_builtin_vectorized_function): Change fn
6334 parameter to unsigned int.
6335 (default_builtin_vectorized_conversion): Change code parameter to
6337 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6338 * targhooks.h: Update declarations.
6339 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6340 parameter to unsigned int.
6342 * c-typeck.c (comptypes_check_enum_int): New static function.
6343 (comptypes_internal): Add enum_and_int_p parameter. Change all
6345 (comp_target_types): Add location parameter. Change all callers.
6346 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6348 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6349 (build_conditional_expr): Add colon_loc parameter. Change all
6351 (convert_for_assignment): Add location parameter. Change all callers.
6352 * c-parser.c (c_parser_conditional_expression): Pass location of
6353 colon to build_conditional_expr.
6354 * c-tree.h (build_conditional_expr): Update declaration.
6356 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6358 * graphite.c: Revert previous patch.
6360 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6363 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6365 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6367 * tree-ssa-loop-prefetch.c
6368 (loop_prefetch_arrays): Fixed a portability problem in printf format
6371 2009-06-09 Martin Jambor <mjambor@suse.cz>
6373 PR tree-optimization/40351
6374 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6375 refrence to a potential artifical subaccess can be constructed.
6377 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6379 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6380 (sh_override_options): Likewise.
6381 * config/sh/sh.c: Include params.h.
6382 (sh_optimization_options): New.
6383 (sh_override_options): Likewise.
6384 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6385 (OVERRIDE_OPTIONS): Use sh_override_options.
6387 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6389 * dwarf2out.c (emit_cfa_remember): New variable.
6390 (add_fde_cfi): If emit_cfa_remember, recurse to add
6391 DW_CFA_remember_state first.
6392 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6393 instead just set emit_cfa_remember.
6395 2009-06-08 Jan Hubicka <jh@suse.cz>
6398 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6400 2009-06-08 Jan Hubicka <jh@suse.cz>
6403 * cgraphunit.c (save_inline_function_body): Do not copy transform
6404 hooks for saved inline bodies.
6405 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6408 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6410 * jump.c (returnjump_p): Handle delayed branches. Add missing
6413 2009-06-08 Jan Hubicka <jh@suse.cz>
6416 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6417 original node might've been modified.
6418 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6420 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6422 * tree-object-size.c (addr_object_size): Add OSI argument.
6423 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6424 (compute_builtin_object_size, expr_object_size): Adjust callers.
6425 (plus_stmt_object_size): Call addr_object_size instead of
6426 compute_builtin_object_size.
6428 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6429 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6431 * tree-ssa-loop-prefetch.c
6432 (gather_memory_references): Introduced a counter for the number of
6434 (anything_to_prefetch_p): Introduced a counter for the number of
6436 (is_loop_prefetching_profitable): New function with a cost model
6438 (loop_prefetch_arrays): Use the new cost model to determine if
6439 prefetching is profitable.
6440 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6441 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6442 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6443 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6444 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
6445 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6447 2009-06-08 Michael Matz <matz@suse.de>
6450 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6451 partitions use the same.
6452 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6453 for basevars of SSA_NAMEs.
6454 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6455 to not expand them twice.
6456 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6459 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6461 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6462 (fdump-final-insns=, gtoggle): New.
6463 * doc/invoke.texi: Document them.
6464 * final.c (rest_of_clean_state): Dump final insn stream.
6465 * gcc.c (invoke_as): Hook in -fcompare-debug.
6466 (static_spec_functions): Add compare-debug-dump-opt,
6467 compare-debug-self-opt and compare-debug-auxbase-opt.
6468 (compare_debug, compare_debug_second, compare_debug_opt): New.
6469 (switches_debug_check, n_switches_debug_check): New.
6470 (debug_auxbase_opt, debug_check_temp_file): New.
6471 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6473 (do_self_spec): Handle arguments after switches.
6474 (do_spec_1): Add .gk extension to temp file basenames for compare.
6475 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6476 (cc1_options): Use it instead of normal auxbase computation for
6477 the second compare-debug compilation.
6478 (compare_files): New.
6479 (main): Set up and implement compare debug mode.
6480 (compare_debug_dump_opt_spec_function): New.
6481 (compare_debug_self_opt_spec_function): New.
6482 (compare_debug_auxbase_opt_spec_function): New.
6483 * toplev.c (process_options): Handle flag_gtoggle,
6484 flag_dump_final_insns.
6485 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6486 during -fcompare-debug-second compilation.
6488 2009-06-07 Ian Lance Taylor <iant@google.com>
6490 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6491 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6493 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6494 with no default node. Change warning with %H to warning_at.
6495 Don't clear warn_switch around case checking.
6496 * doc/invoke.texi (Warning Options): Clarify distinction between
6497 -Wswitch and -Wswitch-enum.
6499 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6501 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6503 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6505 * gbl-ctors.h: Add header guard.
6507 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6509 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6510 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6511 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6512 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6513 prototypes for removed functions.
6514 (expressions_equal_p): Move to ...
6515 * tree-ssa-sccvn.h: ... here and ...
6516 * matrix-reorg.c: ... adjust includes.
6518 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6520 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6522 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6524 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6525 (finish_function): Remove erroneous whitespace.
6527 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6529 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6530 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6532 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6534 * errors.c (internal_error): Commentary typo fix.
6535 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6536 * tree-ssa-pre.c: Ditto.
6538 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6540 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6541 them is supposed to hold actual statements.
6543 2009-06-06 Ian Lance Taylor <iant@google.com>
6545 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6546 empty statements can now have attributes.
6548 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6550 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6551 * config/mips/mips.md: Ditto.
6553 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6555 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6557 (__eabi_uconvert): Likewise.
6559 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6561 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6562 CFI_* definitions with IN_GCC.
6564 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6566 * xcoffout.h (xcoffout_source_line): Update prototype.
6568 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6570 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6571 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6573 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6576 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6577 inlined_function_outer_scope_p blocks for artificial inlines
6579 * tree.c (tree_nonartificial_location): Rewrite using
6580 block_nonartificial_location.
6582 2009-06-05 Revital Eres <eres@il.ibm.com>
6583 Leehod Baruch <leehod@il.ibm.com>
6585 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6586 (expand_expr_real_1): Remove comment.
6587 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6588 Vectorize misaligned access when the target supports it.
6589 (vect_supportable_dr_alignment): Check for unaligned access support.
6590 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6593 2009-06-05 Julian Brown <julian@codesourcery.com>
6595 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6596 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6598 2009-06-05 Richard Guenther <rguenther@suse.de>
6601 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6604 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6606 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6607 (save_gprs): Don't tell unwinder when a global register is saved.
6608 (s390_emit_epilogue): Emit needed epilogue unwind info.
6610 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6612 * dwarf2out.c (deferred_asm_name): New.
6613 (add_name_and_src_coords_attributes): Defer creation of
6614 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6616 (move_linkage_attr): New.
6617 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6620 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6622 * tree-nested.c (finalize_nesting_tree_1): Declare the
6623 frame_decl in the binding tree.
6625 2009-06-04 Cary Coutant <ccoutant@google.com>
6627 * basic-block.h (struct basic_block_def): Add discriminator field.
6628 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6630 * debug.c (do_nothing_debug_hooks): Add additional entry.
6631 (debug_nothing_int_charstar_int): New function.
6632 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6633 (debug_nothing_int_charstar_int): New declaration.
6634 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6635 discriminator value in .loc directive.
6636 * final.c (last_discriminator): New variable.
6637 (discriminator): New variable.
6638 (final_start_function): Initialize above variables, pass current
6639 discriminator to debug hook.
6640 (notice_source_line): Check for discriminator change.
6641 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6642 * sdbout.c (sdbout_source_line): New parameter.
6643 * tree-cfg.c (struct locus_discrim_map): New structure type.
6644 (discriminator_per_locus): New hash table.
6645 (build_gimple_cfg): Allocate and free discriminator hash table.
6646 (make_edges): Call assign_discriminator.
6647 (locus_map_hash): New function.
6648 (locus_map_eq): New function.
6649 (next_discriminator_for_locus): New function.
6650 (same_line_p): New function.
6651 (assign_discriminator): New function.
6652 (make_cond_expr_edges): Call assign_discriminator.
6653 (make_gimple_switch_edges): Likewise.
6654 (first_non_label_stmt): New function.
6655 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6657 * xcoffout.c (xcoffout_source_line): Add new parameter.
6659 * configure.ac (gcc_cv_as_discriminator): New configury check for
6660 gas support for discriminator.
6661 * configure: Regenerate.
6662 * config.in: Regenerate.
6664 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6666 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6667 val after checking for integers.
6669 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6671 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6673 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6674 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6675 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6676 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6677 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6678 X64_SSE_REGPARM_MAX.
6679 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6680 X64_SSE_REGPARM_MAX.
6682 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6684 * gcc.c (report_times_to_file): New.
6685 (execute): Implement it.
6686 (process_command): Support -time=.
6687 * doc/invoke.texi: Document it.
6689 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6691 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6692 that have value exprs.
6694 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6696 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6697 declarations for constants until...
6698 (dw2_output_indirect_constant_1): ... this point.
6700 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6703 * arm.md (arm_addsi3): Don't try to split an add with an
6704 eliminable register until after reload has completed.
6706 2009-06-03 Ian Lance Taylor <iant@google.com>
6708 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6709 * genattrtab.c (write_length_unit_log): Likewise.
6710 * genchecksum.c (dosum): Likewise.
6711 * gengtype.c (write_rtx_next): Likewise.
6712 (finish_root_table, write_roots): Likewise.
6713 * gimple.c (gimple_ops_offset_): Likewise.
6714 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6715 * config/arc/arc.c (arc_attribute_table): Likewise.
6716 * config/arm/arm.c (arm_attribute_table): Likewise.
6717 * config/avr/avr.c (avr_attribute_table): Likewise.
6718 * config/crx/crx.c (crx_attribute_table): Likewise.
6719 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6720 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6721 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6722 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6723 * config/sh/sh.c (sh_attribute_table): Likewise.
6724 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6725 * config/spu/spu.c (spu_attribute_table): Likewise.
6726 * config/v850/v850.c (v850_attribute_table): Likewise.
6728 * config/alpha/alpha.c (vms_attribute_table): Make static.
6729 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6730 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6731 * config/mips/mips.c (mips_attribute_table): Likewise.
6733 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6735 (cc1-checksum.o): Likewise.
6737 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6739 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6741 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6743 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6744 insn if it is changing sp. Use gen_add3_insn instead of
6745 conditionally gen_addsi3 and gen_adddi3.
6746 (offset_below_red_zone_p): New static inline function.
6747 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6748 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6749 * config/rs6000/ppc-asm.h: Include auto-host.h.
6750 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6751 CFI_RESTORE): Define.
6752 * config/rs6000/crtresxgpr.asm: Add unwind info.
6753 * config/rs6000/crtresxfpr.asm: Likewise.
6754 * config/rs6000/crtresgpr.asm: Likewise.
6755 * config/rs6000/crtresfpr.asm: Likewise.
6756 * config/rs6000/crtsavgpr.asm: Likewise.
6757 * config/rs6000/crtsavfpr.asm: Likewise.
6759 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6760 argument of DWARF2_FRAME_REG_OUT macros.
6762 2009-06-03 Julian Brown <julian@codesourcery.com>
6764 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6765 words or less (including TImode) in core registers.
6767 2009-06-03 Richard Guenther <rguenther@suse.de>
6770 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6772 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6774 * statistics.c (statistics_counter_event): Do not record event
6775 in pass dump if its number == -1.
6776 (curr_statistics_hash): Add assert that we never get passes
6777 with static number == -1.
6779 2009-06-03 Richard Guenther <rguenther@suse.de>
6780 Andrey Belevantsev <abel@ispras.ru>
6782 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6783 non-BLKmode arrays addressable.
6785 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6787 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6788 * config/m68k/m68k.h: ... here.
6789 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6792 2009-06-03 Martin Jambor <mjambor@suse.cz>
6794 PR tree-optimization/40323
6795 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6798 2009-06-03 Richard Guenther <rguenther@suse.de>
6800 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6803 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6805 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6806 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6807 JUMP_TABLE_DATA_P where applicable.
6808 * config/sh/sh.c: Ditto.
6809 * config/sh/sh.h: Ditto.
6810 * config/sh/sh.md: Ditto.
6811 * config/sh/symbian.c: Ditto.
6813 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6815 * config/i386/driver-i386.c (describe_cache): Optimize
6816 concatenation of strings. Use snprintf instead of sprintf.
6817 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6818 target when not compiling with GCC.
6820 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6822 * config/sh/sh.c: Revert last change.
6823 (sh_expand_epilogue): Emit a blockage insn before the frame
6824 pointer adjustment unconditionally.
6826 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6828 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6829 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6830 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6831 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6832 to COLLECT_GCC_OPTIONS.
6834 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6836 * collect2.c (target_system_root): New variable.
6837 (main): Handle --sysroot=.
6838 (ignore_library): Strip the sysroot from the library path.
6840 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6842 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6843 (collect2.o): Depend on collect2-aix.h.
6844 (collect2-aix.o): New rule.
6845 * collect2-aix.h: New file.
6846 * collect2-aix.c: Likewise.
6847 * collect2.c: Include collect2-aix.h. Don't undefine
6848 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6849 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6850 Use TARGET_AIX_VERSION instead of _AIX51.
6851 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6852 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6853 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6854 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6855 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6857 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6859 * collect2.c (ignore_library): Avoid premature post-increment
6862 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6864 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6865 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6866 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6867 CROSS_DIRECTORY_STRUCTURE too.
6868 (LINK_LIBG_SPEC): Likewise.
6869 (LIB_SPEC): Add %R to sysroot paths.
6870 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6871 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6872 * config/rs6000/aix51.h: As for aix43.h.
6873 * config/rs6000/aix52.h: Likewise.
6874 * config/rs6000/aix53.h: Likewise.
6875 * config/rs6000/aix61.h: Likewise.
6876 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6877 to the beginning of sysroot paths.
6879 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6881 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6882 INSN_LISTs that are out of the REG_NOTE range.
6884 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6886 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6887 (struct var_to_expand): Likewise.
6888 (struct opt_info): Add head and tail for linked lists of the above.
6889 (analyze_insn_to_expand_var): Initialize next.
6890 (analyze_iv_to_split_insn): Likewise.
6891 (analyze_insns_in_loop): Create linked lists.
6892 (allocate_basic_variable): Simplify for use without hash table.
6893 (insert_var_expansion_initialization): Likewise, make it type-safer.
6894 (combine_var_copies_in_loop_exit): Likewise.
6895 (apply_opt_in_copies): Walk lists rather than hash tables.
6896 (release_var_copies): Simplified and inlined by hand into...
6897 (free_opt_info): ... this function.
6899 2009-06-02 Richard Guenther <rguenther@suse.de>
6901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6904 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6906 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6907 only for builtins that are not overridden.
6909 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6911 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6914 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6916 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6918 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6920 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6922 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6924 * common.opt (fdump-unnumbered-links): New.
6925 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6926 * print-rtl.c (flag_dump_unnumbered_links): New.
6927 (print_rtx): Test it.
6929 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6931 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6932 push/pop multiple to 8-byte alignment.
6934 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6936 * config/i386/i386.c (queued_cfa_restores): New static variable.
6937 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6939 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6940 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6941 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6942 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6943 note unconditionally.
6944 (ix86_emit_restore_regs_using_mov): Likewise.
6945 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6946 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6947 it through to ix86_emit_restore_reg_using_pop.
6948 (ix86_emit_leave): Add RED_OFFSET argument. Call
6949 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6950 instead of adding REG_CFA_OFFSET note unconditionally.
6951 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6952 the above functions. Call ix86_add_queued_cfa_restore_notes when
6955 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6956 force output of the label even for dwarf2out_do_cfi_asm.
6957 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6958 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6959 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6961 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6962 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6963 dwarf2out_cfi_label callers.
6964 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6965 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6966 Adjust dwarf2out_cfi_label callers.
6967 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6969 * config/i386/i386.h (struct machine_cfa_state,
6970 struct machine_function): Guard with ifndef USED_FOR_TARGET
6971 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6974 * emutls.c (__emutls_get_address): Change arr->size to mean number
6975 of allocated arr->data entries instead of # of slots + 1.
6978 * recog.c (peep2_reinit_state): New function.
6979 (peephole2_init_state): Use it at the end of a basic block and also
6980 when seeing a RTX_FRAME_RELATED_P insn.
6982 2009-06-01 Steve Ellcey <sje@cup.hp.com>
6984 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
6985 fixuns_truncrfdi2): New.
6986 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
6987 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
6988 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
6989 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
6990 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
6991 *recip_approx): Remove.
6992 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
6993 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
6994 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
6996 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
6999 2009-06-01 Ian Lance Taylor <iant@google.com>
7001 * attribs.c (register_attribute): Use CONST_CAST.
7002 * collect2.c (main): Use CONST_CAST2.
7003 (scan_prog_file): Likewise.
7004 * gcc.c (process_command, main): Likewise.
7005 * toplev.c (toplev_main): Likewise.
7007 * c-typeck.c (handle_warn_cast_qual): New static function,
7008 partially broken out of build_c_cast.
7009 (build_c_cast): Call handle_warn_cast_qual.
7010 * doc/invoke.texi (Warning Options): Document new effect of
7013 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7015 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7016 (diagnostic_report_current_module): Print columns.
7017 * common.opt (flag_show_column): Enable by default.
7019 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7021 * alias.c (find_base_term): Check for NULL term before returning.
7023 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7025 Revert due to PR40320:
7026 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7027 * calls.c (emit_library_call_value_1): Don't force_operand for move
7030 2009-06-01 Olivier Hainque <hainque@adacore.com>
7031 Eric Botcazou <ebotcazou@adacore.com>
7033 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7034 to be processed as a bitfield for constructor output purposes.
7035 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7037 * varasm.c (oc_local_state): New type, output_constructor
7038 local state to support communication with helpers.
7039 (oc_outer_state): New type, output_constructor outer state of
7040 relevance in recursive calls.
7041 (output_constructor_array_range): New output_constructor helper,
7042 extracted code for an array range element.
7043 (output_constructor_regular_field): New output_constructor helper,
7044 extracted code for an element that is not a bitfield.
7045 (output_constructor_bitfield): New output_constructor helper,
7046 extracted code for a bitfield element. Accept an OUTER state
7047 argument for recursive processing. Recurse on record or array
7048 CONSTRUCTOR values, possibly past noop conversions.
7049 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7050 VALUE is a valid constant-valued expression for use in a static
7051 bit-field initializer.
7052 (output_constructor): Rework to use helpers. Accept and honor an
7053 OUTER state argument for recursive calls. Return total size. Be
7054 prepared for nested constructors initializing bitfields.
7055 (output_constant): Feed OUTER in calls to output_constructor.
7057 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7059 * calls.c (emit_library_call_value_1): Don't force_operand for move
7062 2009-06-01 Nick Clifton <nickc@redhat.com>
7064 * doc/invoke.texi (IA-64 Options): Fix typo.
7066 2009-06-01 Ira Rosen <irar@il.ibm.com>
7068 PR tree-optimization/39129
7069 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7071 (vect_do_peeling_for_loop_bound): Use
7072 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7073 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7074 (vect_loop_versioning): Likewise.
7075 (vect_create_cond_for_alias_checks): Fix indentation.
7076 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7078 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7079 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7080 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7081 "control flow in loop".
7082 (vect_estimate_min_profitable_iters): Use
7083 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7084 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7085 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7086 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7087 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7088 statement belongs to a group of strided accesses with the exact code
7090 (vectorizable_load): Likewise.
7091 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7092 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7094 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7096 * config/freebsd-stdint.h: New file.
7097 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7098 Add freebsd-stdint.h to tm_file.
7100 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7102 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7103 (thumb2_extendhidi2): Likewise.
7105 2009-05-31 Ian Lance Taylor <iant@google.com>
7107 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7109 2009-05-31 Ian Lance Taylor <iant@google.com>
7111 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7112 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7113 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7115 2009-05-31 Jason Merrill <jason@redhat.com>
7117 * tree-pretty-print.c (print_call_name): Take the callee, not the
7118 call itself. Make non-static. Use dump_function_name for functions.
7119 (dump_generic_node): Adjust.
7120 * diagnostic.h: Declare print_call_name.
7121 * gimple-pretty-print.c (dump_gimple_call): Use it.
7123 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7125 * config/sh/sh.md (ashldi3_std): New define_expand.
7128 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7131 * config/sh/sh.c: Include debug.h.
7132 (sh_expand_epilogue): Emit a blockage insn before the frame
7133 pointer adjustment also when dwarf2out_do_frame returns true.
7135 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7137 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7138 (thumb2_extendqidi2): New pattern.
7140 2009-05-31 Ira Rosen <irar@il.ibm.com>
7142 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7143 mark phis for renaming.
7144 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7145 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7146 Call mark_sym_for_renaming.
7147 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7148 * tree-vect-loop.c (vect_transform_loop): Remove
7149 vect_memsyms_to_rename initialization and a call to
7150 mark_set_for_renaming.
7152 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7155 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7156 frame related even if !set_cfa && style < 0.
7158 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7160 * config/i386/mingw-tls.c: New file.
7161 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7162 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7163 defining _WIN32 but not __CYGWIN__.
7165 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7167 * configure.ac: Add MPC support.
7169 * config.in, configure: Regenerate.
7171 2009-05-29 Richard Henderson <rth@redhat.com>
7173 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7174 NOTE_INSN_BASIC_BLOCK.
7175 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7176 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7177 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7179 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7181 (add_cfi): Disable check redefining cfa away from drap.
7182 (lookup_cfa_1): Add remember argument; handle remember/restore.
7183 (lookup_cfa): Pass remember argument.
7184 (cfa_remember): New.
7185 (compute_barrier_args_size_1): Remove sibcall check.
7186 (dwarf2out_frame_debug_def_cfa): New.
7187 (dwarf2out_frame_debug_adjust_cfa): New.
7188 (dwarf2out_frame_debug_cfa_offset): New.
7189 (dwarf2out_frame_debug_cfa_register): New.
7190 (dwarf2out_frame_debug_cfa_restore): New.
7191 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7192 (dwarf2out_begin_epilogue): New.
7193 (dwarf2out_frame_debug_restore_state): New.
7194 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7195 DW_CFA_restore_state.
7196 (output_cfi_directive): Likewise.
7197 (convert_cfa_to_fb_loc_list): Likewise.
7198 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7199 * dwarf2out.h: Update.
7200 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7201 (copy_insn_1): Early out for null.
7202 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7203 and dwarf2out_frame_debug_restore_state.
7204 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7205 (prologue_insn_hash, epilogue_insn_hash): New.
7206 (free_after_compilation): Adjust freeing accordingly.
7207 (record_insns): Create hash table if needed; push insns into
7208 hash instead of array.
7209 (maybe_copy_epilogue_insn): New.
7210 (contains): Search hash table instead of array.
7211 (sibcall_epilogue_contains): Remove.
7212 (thread_prologue_and_epilogue_insns): Split eh_return insns
7213 and mark them as epilogues.
7214 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7215 scanning in terms of basic blocks.
7216 * insn-notes.def (CFA_RESTORE_STATE): New.
7217 * jump.c (returnjump_p_1): Accept EH_RETURN.
7218 (eh_returnjump_p_1, eh_returnjump_p): New.
7219 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7220 CFA_REGISTER, CFA_RESTORE): New.
7221 * rtl.def (EH_RETURN): New.
7222 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7224 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7225 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7227 * config/i386/i386.c (gen_push): Update cfa state.
7228 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7229 add a CFA_ADJUST_CFA note.
7230 (ix86_dwarf_handle_frame_unspec): Remove.
7231 (ix86_expand_prologue): Update cfa state.
7232 (ix86_emit_restore_reg_using_pop): New.
7233 (ix86_emit_restore_regs_using_pop): New.
7234 (ix86_emit_leave): New.
7235 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7236 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7237 * config/i386/i386.h (struct machine_cfa_state): New.
7238 (ix86_cfa_state): New.
7239 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7240 (eh_return_internal): Merge from eh_return_<mode>,
7241 use eh_return rtx, split w/ epilogue.
7243 2009-05-29 Ian Lance Taylor <iant@google.com>
7245 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7247 * calls.c (emit_library_call_value_1): Likewise.
7249 * c-typeck.c (c_build_va_arg): New function.
7250 * c-tree.h (c_build_va_arg): Declare.
7251 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7252 instead of build_va_arg.
7254 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7256 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7257 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7258 (ptr_difference_cost): Use affine combinations to compute it.
7259 (difference_cost): Likewise.
7260 (get_computation_cost_at): Compute more accurate cost for addresses
7261 if the ratio is a multiplier allowed in addresses.
7262 For non-addresses, consider that an additional offset or symbol is
7265 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7267 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7268 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7270 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7271 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7272 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7274 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7275 to 1 for TYPE_SSE{IADD1,CVT1}.
7276 (prefix_vex_imm8): Removed.
7277 (length_vex): Only pass 1 as second argument to
7278 ix86_attr_length_vex_default if prefix_extra is 0.
7279 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7280 (length): For prefix vex computation use length_immediate
7281 attribute instead of prefix_vex_imm8.
7282 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7283 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7284 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7285 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7286 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7287 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7288 a space in between the operands.
7289 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7290 if one operand is 0xff and the other one si, di, bp or sp.
7291 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7292 other one si, di, bp or sp.
7293 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7294 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7295 type and mode attributes.
7296 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7297 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7298 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7299 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7300 prefix_data16 attribute iff MODE_DF.
7301 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7302 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7303 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7304 constm128_operand in length_immediate computation.
7305 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7306 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7307 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7308 length_immediate attribute to 1.
7309 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7310 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7311 for certain alternatives.
7312 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7313 prefix_data16 attribute if MODE_V1DF.
7314 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7315 length_immediate to 1.
7316 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7317 length_address to 4, set mode attribute to MODE_DI.
7318 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7319 (fxam<mode>2_i387): Set length attribute to 4.
7320 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7321 *prefetch_3dnow_rex): Override length_address attribute.
7322 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7324 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7325 (constm128_operand): Removed.
7326 * config/i386/i386.c (memory_address_length): For
7327 disp && !index && !base in 64-bit mode account for SIB byte if
7328 print_operand_address can't optimize disp32 into disp32(%rip)
7329 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7330 for fs: or gs: segment.
7331 (ix86_attr_length_immediate_default): When checking if shortform
7332 is possible, truncate immediate to the length of the non-shortened
7334 (ix86_attr_length_address_default): Ignore MEM_P operands
7336 (ix86_attr_length_vex_default): Only check for DImode on
7337 GENERAL_REG_P operands.
7338 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7339 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7340 (sse_cvttps2pi): Clear prefix_rep attribute.
7341 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7343 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7344 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7345 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7346 iff operand 2 is const_int_operand.
7347 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7348 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7349 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7351 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7353 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7354 prefix_data16 attribute for movlpd and movhpd instructions.
7355 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7356 length_immediate for shufpd instruction.
7357 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7358 (avx_cmpp<avxmodesuffixf2c><mode>3,
7359 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7360 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7361 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7362 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7363 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7364 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7365 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7366 prefix_data16 attribute for the first alternative to 1.
7367 (*avx_loadlps): Override length_immediate for the first alternative.
7368 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7369 attributes for second alternative.
7370 (*vec_concatv2sf_sse4_1): Override length_immediate and
7371 prefix_data16 attributes for second alternative.
7372 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7373 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7374 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7375 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7376 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7377 prefix_data16 and length_immediate to 1.
7378 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7380 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7381 prefix_extra attribute for variants that don't have 0f prefix alone.
7382 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7383 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7384 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7385 *sse4_1_pextrd): Set length_immediate to 1.
7386 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7387 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7389 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7390 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7391 length_immediate to 1 for second alternative.
7392 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7393 prefix_extra and length_immediate attributes for the first
7395 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7397 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7398 to 1 for the first and third alternative.
7399 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7401 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7403 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7405 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7406 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7407 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7408 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7409 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7410 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7411 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7412 ssse3_psign<mode>3): Override prefix_rex attribute.
7413 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7414 (ssse3_palignrti): Override length_immediate to 1.
7415 (ssse3_palignrdi): Override length_immediate to 1, override
7416 prefix_rex attribute.
7417 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7418 (sse4a_extrqi): Override length_immediate to 2.
7419 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7420 (sse4a_insertq): Override prefix_data16 to 0.
7421 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7422 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7423 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7424 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7425 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7426 and length_immediate to 1.
7427 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7428 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7429 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7430 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7431 and length_immediate to 1.
7432 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7433 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7434 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7435 avx_ptest256): Override prefix_extra to 1.
7436 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7437 Override prefix_data16 and length_immediate to 1.
7438 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7439 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7440 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7441 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7442 prefix_data16 to 0 and prefix_extra to 2.
7443 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7444 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7446 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7447 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7448 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7449 and prefix_extra to 2.
7450 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7451 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7452 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7453 avx_vpermilvar<mode>3,
7454 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7455 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7456 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7457 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7458 Override prefix_extra to 1.
7459 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7460 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7461 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7462 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7463 prefix_extra and length_immediate to 1.
7464 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7466 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7467 to 1 for the first alternative.
7468 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7469 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7471 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7472 *movv2sf_internal_avx, *movv2sf_internal): Override
7473 prefix_rep attribute for certain alternatives.
7474 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7475 attributes for certain alternatives.
7476 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7477 attributes for certain alternatives.
7478 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7479 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7480 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7481 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7482 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7483 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7484 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7485 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7486 length_immediate to 1 if operand 2 is const_int_operand.
7487 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7488 *vec_extractv2si_1): Set length_immediate attribute to 1.
7489 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7490 using old 3DNOW insn rather than SSE/3DNOW_A.
7491 (mmx_emms, mmx_femms): Clear modrm attribute.
7493 2009-05-29 Martin Jambor <mjambor@suse.cz>
7495 * tree-sra.c: New implementation of SRA.
7497 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7498 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7499 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7500 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7501 (SRA_MAX_STRUCTURE_COUNT): Removed.
7502 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7503 * doc/invoke.texi (sra-max-structure-size): Removed.
7504 (sra-field-structure-ratio): Removed.
7506 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7509 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7512 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7514 PR rtl-optimization/40101
7515 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7516 seqno. Adjust comment.
7517 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7518 inserting bookkeeping before a jump, the jump is not scheduled.
7519 When no positive seqno found, provide a value. Add comment.
7521 2009-05-29 Richard Guenther <rguenther@suse.de>
7523 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7524 short-cutting on the first component.
7526 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7529 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7530 for trees other than decls/types.
7532 2009-05-29 Richard Guenther <rguenther@suse.de>
7534 * tree-ssa-operands.c (get_expr_operands): Do not handle
7535 INDIRECT_REFs in the handled-component case. Remove
7536 unused get_ref_base_and_extent case.
7537 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7538 tree_low_cst and host_integerp where possible.
7539 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7540 codes for equivalence.
7541 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7543 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7545 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7546 to tmake_file for i[34567]86-*-cygwin*.
7548 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7551 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7552 (altivec_categorize_keyword, init_vector_keywords,
7553 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7556 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7558 * tree.c (handle_dll_attribute): Check if node is
7559 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7561 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7563 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7565 (thumb2_zero_extendqidi2): Likewise.
7567 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7569 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7570 instead of gen_movrt.
7571 * config/sh/sh.md (movrt): Remove.
7573 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7575 * doc/invoke.texi (IA-64 Options):
7576 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7577 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7578 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7579 -msched-prefer-non-control-spec-insns,
7580 -msched-stop-bits-after-every-cycle,
7581 -msched-count-spec-in-critical-path,
7582 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7583 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7584 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7585 and -msched-spec-verbose.
7587 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7589 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7590 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7592 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7594 2009-05-28 Richard Guenther <rguenther@suse.de>
7596 * tree-ssa-alias.c (ao_ref_init): New function.
7597 (ao_ref_base): Likewise.
7598 (ao_ref_base_alias_set): Likewise.
7599 (ao_ref_alias_set): Likewise.
7600 (refs_may_alias_p_1): Change signature.
7601 (refs_may_alias_p): Adjust.
7602 (refs_anti_dependent_p): Likewise.
7603 (refs_output_dependent_p): Likewise.
7604 (call_may_clobber_ref_p_1): Change signature.
7605 (call_may_clobber_ref_p): Adjust.
7606 (stmt_may_clobber_ref_p_1): New function split out from ...
7607 (stmt_may_clobber_ref_p): ... here.
7608 (maybe_skip_until): Adjust signature.
7609 (get_continuation_for_phi): Likewise.
7610 (walk_non_aliased_vuses): Likewise.
7611 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7612 (ao_ref_init): Declare.
7613 (ao_ref_base): Likewise.
7614 (ao_ref_alias_set): Likewise.
7615 (stmt_may_clobber_ref_p_1): Likewise.
7616 (walk_non_aliased_vuses): Adjust.
7617 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7618 (get_ref_from_reference_ops): remove.
7619 (vn_reference_lookup_2): Adjust signature.
7620 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7621 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7622 (vn_reference_lookup): Adjust.
7623 (vn_reference_insert): Likewise.
7624 (vn_reference_insert_pieces): Adjust signature.
7625 (visit_reference_op_call): Adjust.
7626 * tree-ssa-pre.c (get_expr_type): Simplify.
7627 (phi_translate_1): Adjust.
7628 (compute_avail): Likewise.
7629 (translate_vuse_through_block): Do not re-build trees.
7630 (value_dies_in_block_x): Likewise.
7631 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7633 (vn_reference_lookup_pieces): Adjust declaration.
7634 (vn_reference_insert_pieces): Likewise.
7636 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7638 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7639 with checking disabled.
7641 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7645 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7646 macro definition for support of three-operand format aligned
7647 .comm directive in assembler on cygwin/pe/mingw target OS.
7648 * configure: Regenerate.
7649 * config.h: Regenerate.
7651 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7652 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7653 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7655 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7656 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7658 2009-05-28 Ira Rosen <irar@il.ibm.com>
7660 PR tree-optimization/40254
7661 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7662 in analysis of basic blocks.
7664 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7667 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7668 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7669 (TARGET_INITIALIZER): Use it.
7670 * cse.c (CHEAPER): Move it up to the other macros.
7671 (insert): Rename this ...
7672 (insert_with_costs): ... to this. Add cost parameters. Update
7674 (insert): New function. Call insert_with_costs.
7675 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7676 find_reg_offset_for_const, try_const_anchors): New functions.
7677 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7678 when using a const-anchor. Call insert_const_anchors.
7679 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7680 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7682 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7684 * tree-inline.c (remap_decls): Enable nonlocalized variables
7685 when not optimizing.
7687 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7689 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7690 Simplify other tests involving optimize.
7692 2009-05-27 Tom Tromey <tromey@redhat.com>
7694 * unwind-dw2.c (_Unwind_DebugHook): New function.
7695 (uw_install_context): Call _Unwind_DebugHook.
7697 2009-05-27 Tom Tromey <tromey@redhat.com>
7699 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7701 2009-05-27 Ian Lance Taylor <iant@google.com>
7703 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7704 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7705 (ALL_LINKERFLAGS): Define.
7706 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7707 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7708 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7709 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7710 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7711 $(LINKER_FOR_BUILD).
7712 (build/gcov-iov$(build_exeext)): Likewise.
7714 2009-05-27 Julian Brown <julian@codesourcery.com>
7716 * gcse.c (target.h): Include.
7717 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7718 copy of argument to a pseudo register.
7720 2009-05-27 Diego Novillo <dnovillo@google.com>
7722 * tree-ssa-live.c (dump_scope_block): Document arguments.
7723 (dump_scope_blocks): Document.
7724 (debug_scope_blocks): New.
7725 * tree-flow.h (debug_scope_blocks): Declare.
7727 2009-05-21 Denis Chertykov <denisc@overta.ru>
7729 * doc/contrib.texi (Contributors): Add myself to the list.
7731 2009-05-27 Olivier Hainque <hainque@adacore.com>
7733 * expr.c (target_align): New function. Alignment the TARGET of an
7734 assignment may be assume to have.
7735 (highest_pow2_factor_for_target): Use it instead of relying on
7736 immediate tree attributes of TARGET, not necessarily honored when
7737 intermediate bitfields are involved.
7739 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7742 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7743 AVX, SSE4, AES, PCLMUL and POPCNT.
7745 2009-05-27 Diego Novillo <dnovillo@google.com>
7747 * tree-pretty-print.c (dump_location): New.
7748 (dump_generic_node): Call it.
7749 Factor code to handle BLOCK nodes ...
7750 (dump_block_node): ... here.
7752 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7754 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7756 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7758 * gcc-plugin.h: Include config.h and system.h.
7759 (IN_GCC): Define if not defined.
7761 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7764 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7767 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7769 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7771 * config/m32r/m32r.h: Ditto.
7772 * config/m32r/m32r.md: Ditto.
7773 * config/m32r/predicates.md: Ditto.
7775 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7777 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7779 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7782 (Loading plugins): typo.
7783 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7784 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7785 (Interacting with the GCC Garbage Collector): Added new section.
7786 (Giving information about a plugin): Added new section for
7788 * ggc.h (ggc_register_root_tab): Added declaration.
7789 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7790 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7791 (register_callback): Improved comment in declaration.
7792 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7793 (extra_root_vec) Added static variable for dynamic roots registration.
7794 (ggc_register_root_tab) Added new routine.
7795 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7796 PLUGIN_GGC_MARKING event.
7797 * ggc-zone.c: Include plugin.h.
7798 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7799 * ggc-page.c: Include plugin.h.
7800 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7801 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7802 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7803 (register_callback): check lack of callbacks for
7804 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7805 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7806 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7807 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7808 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7809 dependency on plugin.h.
7810 (plugin.o): Added dependency on ggc.h...
7812 2009-05-26 Richard Guenther <rguenther@suse.de>
7816 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7817 with mismatched comparison modes.
7819 * expr.c (expand_expr_real_1): Expand the operand of a
7820 VIEW_CONVERT_EXPR in its natural mode.
7822 2009-05-26 Ian Lance Taylor <iant@google.com>
7824 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7825 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7826 (ALL_COMPILERFLAGS): Define.
7827 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7828 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7829 (collect2$(exeext), collect2.o): Likewise.
7830 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7831 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7832 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7833 (libbackend.o, intl.o, cppdefault.o): Likewise.
7834 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7835 (build/%.o): Use $(COMPILER_FOR_BUILD).
7836 (build/gen%$(build_exeext)): Likewise.
7837 (build/gcov-iov$(build_exeext)): LIkewise.
7838 * config/t-darwin (darwin.o): Use $(COMPILER).
7839 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7840 * config/t-sol2 (sol2-c.o): Likewise.
7842 * config/t-vxworks (vxworks.o): Likewise.
7843 * config/x-darwin (host-darwin.o): Likewise.
7844 * config/x-hpux (host-hpux.o): Likewise.
7845 * config/x-linux (host-linux.o): Likewise.
7846 * config/x-solaris (host-solaris.o): Likewise.
7847 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7848 * config/arm/t-arm (arm-c.o): Likewise.
7849 * config/arm/t-pe (pe.o): Likewise.
7850 * config/arm/t-wince-pe (pe.o): Likewise.
7851 * config/i386/t-cygming (winnt.o): Likewise.
7852 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7853 * config/i386/t-cygwin (cygwin1.o): Likewise.
7854 (cygwin2.o): Likewise.
7855 * config/i386/t-i386 (i386-c.o): Likewise.
7856 * config/i386/t-interix (winnt.o): Likewise.
7857 * config/i386/t-netware (netware.o): Likewise.
7858 * config/i386/t-nwld (nwld.o): Likewise.
7859 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7860 * config/i386/x-i386 (driver-i386.o): Likewise.
7861 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7862 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7863 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7864 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7865 * config/mips/x-native (driver-native.o): Likewise.
7866 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7867 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7868 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7869 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7870 * config/score/t-score-elf (score7.o): Likewise.
7871 (score3.o): Likewise.
7872 * config/sh/t-sh (sh-c.o): Likewise.
7873 * config/sh/t-symbian (sh-c.o): Likewise.
7874 (symbian.o): Likewise.
7875 * config/spu/t-spu-elf (spu-c.o): Likewise.
7876 * config/v850/t-v850 (v850-c.o): Likewise.
7877 * config/v850/t-v850e (v850-c.o): Likewise.
7879 2009-05-26 Richard Guenther <rguenther@suse.de>
7881 PR tree-optimization/40122
7882 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7883 VECTOR_CSTs if possible.
7884 (fold_gimple_assign): Likewise.
7886 2009-05-26 Richard Guenther <rguenther@suse.de>
7889 * fold-const.c (fold_binary): Use the correct types for building
7892 2009-05-26 Richard Guenther <rguenther@suse.de>
7894 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7895 redundant calls to merge_alias_info.
7896 (bump_vector_ptr): Likewise.
7897 * tree-ssa-copy.c (merge_alias_info): Remove.
7898 (replace_exp_1): Remove call to merge_alias_info.
7899 (propagate_tree_value): Likewise.
7900 (fini_copy_prop): Propagate points-to info.
7901 * tree-flow.h (merge_alias_info): Remove.
7903 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7905 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7907 2009-05-25 Jan Hubicka <jh@suse.cz>
7909 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7910 * cgraph.h (struct inline_summary): New filed self_wize,
7911 size_inlining_benefit, self_time and time_inlining_benefit.
7912 (struct cgraph_global_info): Replace insns by time ans size fields.
7913 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7914 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7915 (ipcp_update_callgraph): Do not touch function bodies.
7916 * ipa-inline.c: Include except.h
7917 (MAX_TIME): New constant.
7918 (overall_insns): Remove.
7920 (overall_size, max_benefit): New static variables.
7921 (cgraph_estimate_time_after_inlining): New function.
7922 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7923 (cgraph_clone_inlined_nodes): Update size.
7924 (cgraph_mark_inline_edge): Update size.
7925 (cgraph_estimate_growth): Use size info.
7926 (cgraph_check_inline_limits): Check size.
7927 (cgraph_default_inline_p): Likewise.
7928 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7929 (cgraph_decide_recursive_inlining): Check size.
7930 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7932 (cgraph_decide_inlining): Likewise.
7933 (cgraph_decide_inlining_incrementally): Likewise; honor
7934 PARAM_EARLY_INLINING_INSNS.
7935 (likely_eliminated_by_inlining_p): New predicate.
7936 (estimate_function_body_sizes): New function.
7937 (compute_inline_parameters): Use it.
7938 * except.c (must_not_throw_labels): New function.
7939 * except.h (must_not_throw_labels): Declare.
7940 * tree-inline.c (init_inline_once): Kill inlining_weigths
7941 * tree-ssa-structalias.c: Avoid uninitialized warning.
7942 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7943 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7944 (PARAM_INLINE_CALL_COST): Remove.
7945 (PARAM_EARLY_INLINING_INSNS): New.
7947 2009-05-25 Richard Guenther <rguenther@suse.de>
7949 PR tree-optimization/36327
7950 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7951 callback for reference translation or lookup at the point of may-defs.
7952 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7953 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7954 for union COMPONENT_REFs.
7955 (vn_reference_lookup_3): New callback. Lookup from memset
7956 and CONSTRUCTOR assignment, translate through struct copies.
7957 (vn_reference_lookup_pieces): Make sure to not free the
7958 passed operands array. Adjust walk_non_aliased_vuses call.
7959 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7960 make sure we do not leak memory.
7962 2009-05-25 Richard Guenther <rguenther@suse.de>
7964 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7965 * tree-inline.c (expand_call_inline): Reset the escaped and
7967 * tree-ssa-structalias.c (pass_build_ealias): New.
7968 * tree-pass.h (pass_build_ealias): Declare.
7969 * passes.c (init_optimization_passes): Add PTA during
7970 early optimizations.
7971 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7972 and CALLUSED solutions.
7973 (dump_points_to_solution): New function, split out from ...
7974 (dump_points_to_info_for): ... here.
7975 * tree-parloops.c (parallelize_loops): Reset the escaped and
7978 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7981 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
7982 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
7984 2009-05-25 Ira Rosen <irar@il.ibm.com>
7986 PR tree-optimization/40238
7987 * tree-vect-stmts.c (vect_init_vector): Insert initialization
7988 statements after basic block's labels.
7989 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
7990 to free the allocated memory.
7992 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
7994 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
7995 return address with a USE.
7997 2009-05-24 Richard Guenther <rguenther@suse.de>
8000 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8001 array type from the main variant of the inner type.
8003 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8005 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8006 definition to bool (from int) to un-break build.
8007 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8009 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8011 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8012 discard_stmt_changes): Delete.
8013 * tree-ssa-operands.c (scb_stack): Delete.
8014 (init_ssa_operands): Do not initialize it.
8015 (fini_ssa_operands): Do not free it.
8016 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8018 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8019 update_stmt, remove the others. Fix comments.
8020 * tree-dfa.c (optimize_stack_restore): Likewise.
8021 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8022 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8023 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8024 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8026 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8027 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8028 (dom_opt_finalize_block): Likewise, adjusting access to
8030 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8031 (stmts_to_rescan): Change item type to gimple.
8032 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8034 2009-05-24 Ira Rosen <irar@il.ibm.com>
8036 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8037 * tree-pass.h (pass_slp_vectorize): New pass.
8038 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8039 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8040 * tree-vectorizer.c (timevar.h): Include.
8041 (user_vect_verbosity_level): Declare.
8042 (vect_location): Fix comment.
8043 (vect_set_verbosity_level): Update user_vect_verbosity_level
8044 instead of vect_verbosity_level.
8045 (vect_set_dump_settings): Add an argument. Ignore user defined
8046 verbosity if dump flags require higher level of verbosity. Print to
8047 stderr only for loop vectorization.
8048 (vectorize_loops): Update call to vect_set_dump_settings.
8049 (execute_vect_slp): New function.
8050 (gate_vect_slp): Likewise.
8051 (struct gimple_opt_pass pass_slp_vectorize): New.
8052 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8054 (vec_info_for_bb): New function.
8055 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8056 (VECTORIZATION_ENABLED): New macro.
8057 (SLP_ENABLED, SLP_DISABLED): Likewise.
8058 (vect_is_simple_use): Add bb_vec_info argument.
8059 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8060 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8061 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8062 vect_schedule_slp, vect_analyze_slp): Likewise.
8063 (vect_analyze_stmt): Add slp_tree argument.
8064 (find_bb_location): Declare.
8065 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8066 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8067 (vect_analyze_loop_operations, vect_analyze_loop,
8068 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8069 vect_finalize_reduction, vectorizable_reduction,
8070 vectorizable_live_operation, vect_transform_loop): Likewise.
8071 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8072 skip evolution analysis if analyzing a basic block.
8073 (dr_analyze_indices): Likewise.
8074 (initialize_data_dependence_relation): Skip the test whether the
8075 object is invariant for basic blocks.
8076 (compute_all_dependences): Skip dependence analysis for data
8077 references in basic blocks.
8078 (find_data_references_in_stmt): Don't fail in case of invariant
8079 access in basic block.
8080 (find_data_references_in_bb): New function.
8081 (find_data_references_in_loop): Move code to
8082 find_data_references_in_bb and add a call to it.
8083 (compute_data_dependences_for_bb): New function.
8084 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8085 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8087 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8088 unknown dependence in basic block and fail in case of dependence in
8090 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8091 dependence instances from either loop or basic block vectorization
8093 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8094 before calling nested_in_vect_loop_p.
8095 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8096 dependence instances from either loop or basic block vectorization
8098 (vect_verify_datarefs_alignment): Likewise.
8099 (vect_enhance_data_refs_alignment): Adjust function calls.
8100 (vect_analyze_data_refs_alignment): Likewise.
8101 (vect_analyze_group_access): Fix printing. Skip different checks if
8102 DR_STEP is 0. Keep strided stores either in loop or basic block
8103 vectorization data structure. Fix indentation.
8104 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8106 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8107 dependence instances from either loop or basic block vectorization
8109 (vect_analyze_data_refs): Update comment. Call
8110 compute_data_dependences_for_bb to analyze basic blocks.
8111 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8112 case of loop vectorization. In case of basic block vectorization use
8113 data-ref itself as a base.
8114 (vect_create_data_ref_ptr): In case of basic block vectorization:
8115 don't advance the pointer, add new statements before the current
8116 statement. Adjust function calls.
8117 (vect_supportable_dr_alignment): Support only aligned accesses in
8118 basic block vectorization.
8119 * common.opt (ftree-slp-vectorize): New flag.
8120 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8121 (vect_pattern_recog_1): Likewise.
8122 * tree-vect-stmts.c (process_use): Likewise.
8123 (vect_init_vector): Add new statements in the beginning of the basic
8124 block in case of basic block SLP.
8125 (vect_get_vec_def_for_operand): Adjust function calls.
8126 (vect_finish_stmt_generation): Likewise.
8127 (vectorizable_call): Add assert that it is loop vectorization, adjust
8129 (vectorizable_conversion, vectorizable_assignment): Likewise.
8130 (vectorizable_operation): In case of basic block SLP, take
8131 vectorization factor from statement's type and skip the relevance
8132 check. Adjust function calls.
8133 (vectorizable_type_demotion): Add assert that it is loop
8134 vectorization, adjust function calls.
8135 (vectorizable_type_promotion): Likewise.
8136 (vectorizable_store): Check for outer loop only in case of loop
8137 vectorization. Adjust function calls. For basic blocks, skip the
8138 relevance check and don't advance pointers.
8139 (vectorizable_load): Likewise.
8140 (vectorizable_condition): Add assert that it is loop vectorization,
8141 adjust function calls.
8142 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8143 that it is not reduction, get vector type, call only supported
8144 functions, skip loop specific parts.
8145 (vect_transform_stmt): Check for outer loop only in case of loop
8147 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8148 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8149 for external definition.
8150 * passes.c (pass_slp_vectorize): New pass.
8151 * tree-vect-slp.c (find_bb_location): New function.
8152 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8153 check for patterns only in loops.
8154 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8155 case of multiple types in basic block SLP.
8156 (vect_mark_slp_stmts_relevant): New function.
8157 (vect_supported_load_permutation_p): Fix comment.
8158 (vect_analyze_slp_instance): Add argument. In case of basic block
8159 SLP, take vectorization factor from statement's type, check that
8160 unrolling factor is 1. Adjust function call. Save SLP instance in
8161 either loop or basic block vectorization structure. Return FALSE,
8163 (vect_analyze_slp): Add argument. Get strided stores groups from
8164 either loop or basic block vectorization structure. Return FALSE
8165 if basic block SLP failed.
8166 (new_bb_vec_info): New function.
8167 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8168 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8169 (vect_schedule_slp): Add argument. Get SLP instances from either
8170 loop or basic block vectorization structure. Set vectorization factor
8171 to be 1 for basic block SLP.
8172 (vect_slp_transform_bb): New function.
8173 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8175 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8177 * final.c (shorten_branches): Do not align labels for jump tables.
8178 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8180 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8182 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8183 Remove outdated reference to flow.c and fix nits.
8184 * doc/gccint.texi: Tweak RTL description.
8185 * doc/rtl.texi: Likewise.
8187 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8189 * config/avr/avr.c: Change my email address.
8190 * config/avr/avr.h: Likewise.
8191 * config/avr/avr.md: Likewise.
8192 * config/avr/avr-protos.h: Likewise.
8193 * config/avr/libgcc.S: Likewise.
8195 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8197 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8198 (spu_split_load, spu_split_store): Change return type to int.
8199 (spu_split_convert): Declare.
8200 * config/spu/predicates.md (spu_mem_operand): Remove.
8201 (spu_mov_operand): Update.
8202 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8203 * config/spu/spu.c (regno_aligned_for_load): Remove.
8204 (reg_aligned_for_addr, spu_expand_load): Define.
8205 (spu_expand_extv): Reimplement and handle MEM.
8206 (spu_expand_insv): Handle MEM.
8207 (spu_sched_reorder): Handle insn's with length 0.
8208 (spu_legitimate_address_p): Reimplement.
8209 (store_with_one_insn_p): Return TRUE for any mode with size
8210 larger than 16 bytes.
8211 (address_needs_split): Define.
8212 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8214 (spu_convert_move): Define.
8215 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8216 (spu_split_store): Change all MEM's to TImode.
8217 (spu_init_expanders): Preallocate registers that correspond to
8218 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8220 (spu_split_convert): Define.
8221 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8222 (_move<mode>, _movdi, _movti): Update predicate and condition.
8223 (load, store): Change to define_split.
8224 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8226 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8227 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8228 define_insn_and_split of lshr<mode>3.
8229 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8230 (<v>ashr<mode>3_imm): Define.
8231 (extv, extzv, insv): Allow MEM operands.
8232 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8233 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8234 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8235 (_spu_convert2): Change to define_insn_and_split and remove the
8236 corresponding define_peephole2.
8237 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8238 Change predicates to memory_operand.
8240 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8242 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8244 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8246 PR tree-optimization/40219
8247 * tree.c (iterative_hash_expr): Make sure the builtin function is
8248 a normal builtin function and not a front end or back end builtin
8249 before indexing into the built_in_decls array.
8251 2009-05-22 Richard Guenther <rguenther@suse.de>
8254 * alias.c (write_dependence_p): Do not use TBAA for answering
8255 anti-dependence or output-dependence.
8256 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8257 (emit_pointer_definition): Remove.
8258 (emit_alias_warning): Likewise.
8259 (find_what_var_points_to): Remove TBAA pruning code.
8260 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8262 (compute_points_to_sets): Remove code computing the set of
8263 dereferenced pointers.
8264 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8265 oracle for querying anti and output dependencies.
8266 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8267 if TBAA may be applied.
8268 (refs_anti_dependent_p): New function.
8269 (refs_output_dependent_p): Likewise.
8270 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8271 (refs_output_dependent_p): Likewise.
8272 * doc/tree-ssa.texi (Memory model): New section.
8273 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8274 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8275 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8276 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8277 * expr.c (expand_expr_real_1): Likewise.
8278 * gimple-low.c (lower_stmt): Likewise.
8279 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8280 (dump_gimple_cdt): Remove.
8281 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8282 (gimple_size): Likewise.
8283 (walk_gimple_op): Likewise.
8284 (is_gimple_stmt): Likewise.
8285 (walk_stmt_load_store_addr_ops): Likewise.
8286 (gimple_build_cdt): Remove.
8287 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8288 * gimple.h (gimple_cdt_new_type): Remove.
8289 (gimple_cdt_new_type_ptr): Likewise.
8290 (gimple_cdt_set_new_type): Likewise.
8291 (gimple_cdt_location): Likewise.
8292 (gimple_cdt_location_ptr): Likewise.
8293 (gimple_cdt_set_location): Likewise.
8294 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8295 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8296 GIMPLE_CHANGE_DYNAMIC_TYPE.
8297 (verify_types_in_gimple_stmt): Likewise.
8298 * tree-inline.c (estimate_num_insns): Likewise.
8299 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8300 (copy_decl_to_var): Likewise.
8301 (copy_result_decl_to_var): Likewise.
8302 * tree-pretty-print.c (dump_generic_node): Do not handle
8303 CHANGE_DYNAMIC_TYPE_EXPR.
8304 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8305 * tree-ssa-operands.c (get_expr_operands): Likewise.
8306 * tree-ssa-structalias.c (struct variable_info): Remove
8307 no_tbaa_pruning member.
8308 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8309 (unify_nodes): Do not copy it.
8310 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8311 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8312 (set_uids_in_ptset): Do not check it.
8313 (find_what_var_points_to): Likewise.
8314 (compute_tbaa_pruning): Remove.
8315 (compute_points_to_sets): Do not call it.
8316 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8317 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8318 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8319 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8320 (DECL_NO_TBAA_P): Likewise.
8321 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8322 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8323 (expand_omp_atomic_pipeline): Do not set it.
8324 * print-tree.c (print_node): Do not dump it.
8325 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8328 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8331 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8334 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8336 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8339 2009-05-22 Ben Elliston <bje@au.ibm.com>
8341 * Makefile.in (bversion.h, s-bversion): New targets.
8342 (TOPLEV_H): Add bversion.h.
8343 * toplev.h: Include "bversion.h".
8344 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8345 the __format__ attribute only if compiling with the same version
8346 of GCC as the sources (the "build version").
8348 2009-05-22 Ben Elliston <bje@au.ibm.com>
8350 * c-format.c (handle_format_attribute): Fix comment typo.
8352 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8355 * config/ia64/ia64.opt (mfused-madd): New.
8356 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8357 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8358 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8359 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8360 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8361 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8362 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8363 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8364 instruction if !TARGET_FUSED_MADD.
8365 (fpma, fpms): Remove colon from name.
8367 2009-05-22 Richard Guenther <rguenther@suse.de>
8369 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8370 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8371 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8373 (create_expression_by_pieces): Only convert if necessary.
8374 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8375 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8377 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8379 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8380 regular pattern from a template and rename it ...
8381 (*extzv_truncsi_exts): ... to this.
8383 2009-05-21 Richard Guenther <rguenther@suse.de>
8385 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8386 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8387 (cgraph_default_inline_p): Likewise.
8388 (cgraph_decide_inlining_incrementally): Likewise.
8390 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8391 Uros Bizjak <ubizjak@gmail.com>
8393 * config/i386/cpuid.h (bit_MOVBE): New.
8395 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8397 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8398 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8399 (ix86_handle_option): Handle OPT_mmovbe.
8400 (ix86_target_string): Add -mmovbe.
8401 (pta_flags): Add PTA_MOVBE.
8402 (processor_alias_table): Add PTA_MOVBE to "atom".
8403 (override_options): Handle PTA_MOVBE.
8405 * config/i386/i386.h (TARGET_MOVBE): New.
8407 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8408 (*bswapsi_movbe): New.
8409 (*bswapdi_movbe): Likewise.
8410 (bswapdi2): Renamed to ...
8412 (bswapdi2): New expander.
8414 * config/i386/i386.opt (mmovbe): New.
8416 * doc/invoke.texi: Document -mmovbe.
8418 2009-05-21 Taras Glek <tglek@mozilla.com>
8420 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8421 * gcc-plugin.h (plugin_init): Updated signature.
8422 * gcc-plugin.h (plugin_name_args): Moved to this header.
8423 * doc/plugins.texi (plugin_init): Updated documention to reflect
8425 * doc/plugins.texi (plugin_name_args): Added to documention.
8427 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8429 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8430 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8432 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8434 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8435 JUMP_TABLE_DATA_P predicates where applicable.
8436 * config/i386/predicates.md: Ditto.
8437 * config/i386/sse.md: Ditto.
8439 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8441 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8442 operand2 -128 override length_immediate attribute to 1.
8443 * config/i386/predicates.md (constm128_operand): New predicate.
8445 * config/i386/i386.c (memory_address_length): Handle %r12
8446 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8448 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8449 mode look through optional ZERO_EXTEND and SUBREG.
8450 * config/i386/i386.md (R12_REG): New define_constant.
8451 (prefix_data16): For sse unit set also for MODE_TI insns.
8452 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8453 insns set if operand 1 is ext_QIreg_operand.
8454 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8455 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8457 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8458 mode from MODE_DI to MODE_SI.
8459 (movdi_1_rex64): Override modrm and length_immediate attributes
8460 only for movabs (TYPE_IMOV, alternative 2).
8461 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8462 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8463 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8464 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8465 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8466 prefix_rex attribute if DImode.
8467 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8468 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8469 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8470 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8471 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8472 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8473 Likewise. For TYPE_IMOV clear length_immediate attribute.
8474 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8475 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8476 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8477 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8478 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8479 or one operand TYPE_ISHIFT.
8480 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8481 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8482 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8483 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8484 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8485 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8486 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8487 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8488 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8489 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8490 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8491 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8492 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8493 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8494 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8495 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8496 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8497 set mode attribute, don't override length attribute.
8498 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8500 (return_internal_long): Set length attribute to 2 instead of 1.
8501 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8502 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8503 prefix_rex attribute.
8504 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8506 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8508 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8510 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8512 2009-05-20 Ian Lance Taylor <iant@google.com>
8514 * tree.c (build_tree_list_vec_stat): New function.
8515 (ctor_to_vec): New function.
8516 (build_nt_call_vec): New function.
8517 (build_call_array): Change args to be a const pointer.
8518 (build_call_vec): New function.
8519 * tree.h (build_nt_call_vec): Declare.
8520 (build_tree_list_vec_stat): Declare.
8521 (build_tree_list_vec): Define.
8522 (build_call_array): Update declaration.
8523 (build_call_vec): Declare.
8524 (ctor_to_vec): Declare.
8525 * c-common.c (tree_vector_cache): New static variable.
8526 (make_tree_vector): New function.
8527 (release_tree_vector): New function.
8528 (make_tree_vector_single): New function.
8529 (make_tree_vector_copy): New function.
8530 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8531 (make_tree_vector_single, make_tree_vector_copy): Declare.
8532 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8533 (c_parser_expr_list): Don't manage cache here, instead call
8535 (c_parser_release_expr_list): Remove static function.
8536 (c_parser_vec_to_tree_list): Remove static function.
8537 (c_parser_attributes): Call build_tree_list_vec instead of
8538 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8539 c_parser_release_expr_list.
8540 (c_parser_postfix_expression_after_primary): Likewise.
8541 (c_parser_objc_keywordexpr): Likewise.
8543 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8545 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8546 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8547 TARGET_CONVERT_TO_TYPE.
8548 * hooks.c (hook_tree_const_tree_null): Define.
8549 * hooks.h (hook_tree_const_tree_null): Declare.
8550 * target.h (struct gcc_target): Add invalid_parameter_type,
8551 invalid_return_type, promoted_type, and convert_to_type fields.
8552 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8553 (TARGET_INVALID_RETURN_TYPE): Define.
8554 (TARGET_PROMOTED_TYPE): Define.
8555 (TARGET_CONVERT_TO_TYPE): Define.
8556 (TARGET_INITIALIZER): Update for new fields.
8557 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8558 (grokparms): Check targetm.invalid_parameter_type.
8559 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8560 * c-convert.c (convert): Check targetm.convert_to_type.
8562 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8564 * config/mips/mips.md (*extenddi_truncate<mode>,
8565 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8567 (*extendhi_truncateqi): New define_insn_and_sptit.
8569 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8572 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8573 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8575 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8577 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8578 the operand of VIEW_CONVERT_EXPR.
8580 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8582 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8583 extended family and model for Intel processors. Support Intel Atom.
8585 2009-05-20 Olivier Hainque <hainque@adacore.com>
8587 * gstab.h (stab_code_type): Define, to be used instead of the
8588 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8590 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8591 occurrences by stab_code_type.
8592 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8594 2009-05-20 Martin Jambor <mjambor@suse.cz>
8596 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8597 (sra_insert_before): Likewise.
8598 (sra_insert_after): Likewise.
8599 (sra_init_cache): Likewise.
8600 (sra_type_can_be_decomposed_p): Likewise.
8601 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8602 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8603 (sra_insert_before): Likewise.
8604 (sra_insert_after): Likewise.
8605 (sra_init_cache): Likewise.
8606 (insert_edge_copies_seq): Made static and moved upwards.
8608 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8611 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8613 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8614 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8617 2009-05-20 Richard Guenther <rguenther@suse.de>
8619 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8620 with mismatched comparison modes.
8622 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8624 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8625 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8626 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8627 with shifts for Thumb2.
8628 (orsi_notsi): New for orn.
8629 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8630 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8631 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8632 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8633 Don't invert remainder for IOR.
8635 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8637 PR tree-optimization/40087
8638 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8639 number_of_iterations_ne): Rename never_infinite argument.
8640 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8641 number_of_iterations_le): Handle pointer-type ivs when
8642 exit_must_be_taken is false.
8643 (number_of_iterations_cond): Do not always assume that
8644 exit_must_be_taken if the control variable is a pointer.
8646 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8648 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8649 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8651 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8653 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8654 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8656 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8659 * c.opt (Wlogical-op): Disabled by default.
8660 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8662 * doc/invoke.texi (Wlogical-op): Likewise.
8664 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8666 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8668 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8669 Propagate the type of the first operand.
8670 <ASSERT_EXPR>: Simplify.
8671 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8672 Rewrite using the RHS code as discriminant.
8673 <NOP_EXPR>: Turn into CASE_CONVERT.
8674 <PLUS_EXPR>: Propagate the type of the first operand.
8676 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8678 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8679 (ia64_dconst_0_375): New.
8680 * config/ia64/ia64.c (ia64_override_options): Remove
8681 -minline-sqrt-min-latency warning.
8682 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8683 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8684 * config/ia64/ia64.md (*sqrt_approx): Remove.
8685 (sqrtsf2): Remove #if 0.
8686 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8687 (sqrtdf): Remove assert.
8688 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8689 (sqrtxf2): Remove #if 0.
8690 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8691 * div.md (sqrt_approx_rf): New.
8692 (sqrtsf2_internal_thr): New implementation.
8693 (sqrtsf2_internal_lat): New.
8694 (sqrtdf2_internal_thr: New implementation.
8695 (sqrtxf2_internal): New implementation.
8697 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8698 Hans-Peter Nilsson <hp@axis.com>
8700 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8701 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8702 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8703 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8704 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8705 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8706 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8707 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8708 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8709 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8710 * c-common.c: ...from here.
8712 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8714 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8716 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8718 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8720 2009-05-19 Ben Elliston <bje@au.ibm.com>
8722 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8723 assignments with memcpy calls.
8724 (add_fdes): Likewise.
8725 (binary_search_unencoded_fdes): Likewise.
8726 (linear_search_fdes): Eliminate type puns.
8728 2009-05-19 Richard Guenther <rguenther@suse.de>
8730 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8731 not falsely claim to have propagated into all uses.
8733 2009-05-19 Ben Elliston <bje@au.ibm.com>
8735 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8738 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8740 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8741 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8742 (TARGET_LEGITIMATE_ADDRESS_P): New.
8743 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8744 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8746 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8749 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8750 child of the containing namespace's DIE.
8752 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8754 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8755 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8756 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8759 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8762 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8763 gen_align with gen_pad.
8764 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8765 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8767 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8768 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8770 * config/i386/i386.md (align): Renamed to ...
8771 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8772 ASM_OUTPUT_MAX_SKIP_PAD.
8774 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8776 * config.gcc: Fix variable syntax.
8779 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8780 before calling exact_log2.
8781 (output_iorsi3): Likewise.
8782 (output_xorsi3): Likewise.
8784 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8786 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8787 for the none zero constant operand except for EQ and NE
8788 comprisons even when the first operand is R0.
8790 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8792 * config/s390/2064.md: Remove trailing whitespaces.
8793 * config/s390/2084.md: Likewise.
8794 * config/s390/constraints.md: Likewise.
8795 * config/s390/fixdfdi.h: Likewise.
8796 * config/s390/libgcc-glibc.ver: Likewise.
8797 * config/s390/s390-modes.def: Likewise.
8798 * config/s390/s390-protos.h: Likewise.
8799 * config/s390/s390.c: Likewise.
8800 * config/s390/s390.h: Likewise.
8801 * config/s390/s390.md: Likewise.
8802 * config/s390/tpf-unwind.h: Likewise.
8804 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8806 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8808 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8811 * configure.ac (m68k-*-*): Check if binutils support TLS.
8812 * configure: Regenerate.
8813 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8814 * config/m68k/constraints.md (Cu): New constraint.
8815 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8816 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8817 (movsi): Handle TLS symbols.
8818 (addsi3_5200): Handle XTLS symbols, indent.
8819 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8820 (m68k_tls_reference_p): Declare.
8821 (m68k_legitimize_address): Declare.
8822 (m68k_unwrap_symbol): Declare.
8823 * config/m68k/m68k.opt (mxtls): New option.
8824 * config/m68k/m68k.c (ggc.h): Include.
8825 (m68k_output_dwarf_dtprel): Implement hook.
8826 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8827 (m68k_expand_prologue): Load GOT pointer when function needs it.
8828 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8829 (m68k_legitimate_constant_address_p): Same.
8830 (m68k_decompose_address): Handle TLS references.
8831 (m68k_get_gp): New static function.
8832 (enum m68k_reloc): New contants.
8833 (TLS_RELOC_P): New macro.
8834 (m68k_wrap_symbol): New static function.
8835 (m68k_unwrap_symbol): New function.
8836 (m68k_final_prescan_insn_1): New static function.
8837 (m68k_final_prescan_insn): New function.
8838 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8840 (legitimize_pic_address): Handle TLS references..
8841 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8842 (m68k_libcall_value_in_a0_p)
8843 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8844 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8845 (m68k_legitimize_tls_address): Handle TLS references.
8846 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8848 (m68k_legitimize_address): Handle TLS symbols.
8849 (m68k_get_reloc_decoration): New static function.
8850 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8852 (m68k_output_dwarf_dtprel): Implement hook.
8853 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8854 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8855 m68k_call_* routines.
8856 (sched_attr_op_type): Handle TLS symbols.
8857 (gt-m68k.h): Include.
8858 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8859 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8861 2009-05-18 Martin Jambor <mjambor@suse.cz>
8863 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8864 (visit_store_addr_for_mod_analysis): New function.
8865 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8866 (determine_cst_member_ptr): Use gimple_assign_single_p.
8867 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8868 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8869 operands. Don't check number of operands of a NOP_EXPR.
8871 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8873 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8875 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8878 * c-common.c (warn_logical_operator): Don't warn if one of
8879 expression isn't always true or false.
8881 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8883 * config/i386/biarch32.h: New file.
8884 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8886 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8888 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8889 *zero_extend<mode>_truncqi): Merge these into ...
8890 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8891 Name the pattern following this as *zero_extendhi_truncqi.
8893 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8896 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8897 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8898 (output_info): Make field HOST_WIDEST_INT.
8899 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8900 (dump_bitmat_statistics): Same.
8902 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8904 * config.gcc (use_gcc_stdint): Set to wrap.
8905 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8906 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8907 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8908 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8909 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8910 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8911 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8912 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8914 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8916 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8918 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8919 Move definitions earlier.
8920 (OPT_ARCH64, OPT_ARCH32): Define.
8921 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8924 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8927 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8930 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8932 * arm.md (movdi2): Copy non-reg values to DImode registers.
8934 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8937 * final.c (label_to_max_skip): New function.
8938 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8939 CODE_LABEL_NUMBER <= max_labelno.
8940 * output.h (label_to_max_skip): New prototype.
8941 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8942 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8943 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8944 Handle CODE_LABELs with >= 16 byte alignment or with
8945 max_skip == (1 << align) - 1.
8946 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8947 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8950 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8951 .p2align 3 if MAX_SKIP is smaller than 7.
8952 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8954 2009-05-15 Ian Lance Taylor <iant@google.com>
8956 * alias.c (struct alias_set_entry_d): Rename from struct
8957 alias_set_entry. Change all uses.
8958 * except.c (struct call_site_record_d): Rename from struct
8959 call_site_record. Change all uses.
8960 * except.h (struct eh_region_d): Rename from struct eh_region.
8962 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8964 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8965 ivtype_map_elt. Change all uses.
8966 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8968 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8969 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8971 (struct sese_d): Rename from struct sese. Change all uses.
8972 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8973 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8974 * optabs.h (struct optab_d): Rename from struct optab. Change all
8976 (struct convert_optab_d): Rename from struct convert_optab.
8978 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
8979 ipa_opt_pass. Change all uses.
8980 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
8983 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
8984 defined as a typedef.
8985 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
8988 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
8991 * fold-const.c (make_range,build_range_check,merge_ranges): Move
8993 (merge_ranges): Returns bool.
8994 * tree.h (make_range): .. to here.
8995 (build_range_check): Likewise.
8996 (merge_ranges): Likewise. Renamed from merge_ranges.
8997 * c-typeck.c (parser_build_binary_op): Update calls to
8998 warn_logical_operator.
8999 * c-common.c (warn_logical_operator): Add new warning.
9000 * c-common.h (warn_logical_operator): Update declaration.
9002 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9004 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9006 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9008 * doc/install.texi: Document MPC requirements, flags etc.
9010 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9011 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9012 Evaluate constant arguments.
9013 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9014 (fold_builtin_1): Likewise, also evaluate constant arguments.
9015 Remove superfluous break.
9016 (do_mpc_ckconv): New.
9017 * real.h: Include mpc.h.
9018 * toplev.c (print_version): Output MPC version info if available.
9020 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9022 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9024 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9026 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9029 2009-05-15 Jan Hubicka <jh@suse.cz>
9031 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9032 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9033 (try_inline): Fix return value.
9034 (cgraph_decide_inlining_incrementally): Honor new value.
9035 (cgraph_early_inlining): Handle indirect inlining.
9036 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9038 2009-05-15 Jan Hubicka <jh@suse.cz>
9040 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9041 * cgraphunit.c (cgraph_finalize_function): Set it.
9042 (cgraph_expand_function): Use it.
9044 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9046 * real.c (encode_ieee_half): Define.
9047 (decode_ieee_half): Define.
9048 (ieee_half_format): Define.
9049 (arm_half_format): Define.
9050 * real.h (ieee_half_format): Declare.
9051 (arm_half_format): Declare.
9053 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9055 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9056 swapped, and reversed optabs exist before trying to use them.
9058 2009-05-15 Paul Brook <paul@codesourcery.com>
9059 Sandra Loosemore <sandra@codesourcery.com>
9061 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9062 loads. Allow PRE_DEC.
9063 (output_move_neon): Handle PRE_DEC.
9064 (arm_print_operand): Add 'A' for neon structure loads.
9065 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9066 * config/arm/neon.md (neon_mov): Update comment.
9067 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9069 (Um): New constraint.
9071 2009-05-15 Jan Hubicka <jh@suse.cz>
9073 Revert the following patch until testsuite fallout is fixed:
9074 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9075 * cgraph.h (struct inline_summary): New filed self_wize,
9076 size_inlining_benefit, self_time and time_inlining_benefit.
9077 (struct cgraph_global_info): Replace insns by time ans size fields.
9078 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9079 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9080 (ipcp_update_callgraph): Do not touch function bodies.
9081 * ipa-inline.c: Include except.h
9082 (MAX_TIME): New constant.
9083 (overall_insns): Remove
9084 (overall_size, max_benefit): New static variables.
9085 (cgraph_estimate_time_after_inlining): New function.
9086 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9087 (cgraph_clone_inlined_nodes): Update size.
9088 (cgraph_mark_inline_edge): Update size.
9089 (cgraph_estimate_growth): Use size info.
9090 (cgraph_check_inline_limits): Check size.
9091 (cgraph_default_inline_p): Likewise.
9092 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9093 (cgraph_decide_recursive_inlining): Check size.
9094 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9096 (cgraph_decide_inlining): Likewise.
9097 (cgraph_decide_inlining_incrementally): Likewise; honor
9098 PARAM_EARLY_INLINING_INSNS.
9099 (likely_eliminated_by_inlining_p): New predicate.
9100 (estimate_function_body_sizes): New function.
9101 (compute_inline_parameters): Use it.
9102 * except.c (must_not_throw_labels): New function.
9103 * except.h (must_not_throw_labels): Declare.
9104 * tree-inline.c (init_inline_once): Kill inlining_weigths
9105 * tree-ssa-structalias.c: Avoid uninitialized warning.
9106 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9107 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9108 (PARAM_INLINE_CALL_COST): Remove.
9109 (PARAM_EARLY_INLINING_INSNS): New.
9111 2009-05-15 Richard Guenther <rguenther@suse.de>
9113 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9114 not TODO_update_ssa.
9116 2009-05-15 Richard Guenther <rguenther@suse.de>
9118 PR tree-optimization/39999
9119 * gimple.h (gimple_expr_type): Use the expression type looking
9120 through useless conversions.
9121 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9122 (vn_nary_op_insert_stmt): Likewise.
9123 (simplify_binary_expression): Likewise.
9125 2009-05-15 Richard Guenther <rguenther@suse.de>
9127 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9128 New options, enabled by default.
9129 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9131 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9132 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9133 * tree-ssa-structalias.c (gate_tree_pta): New function.
9134 (pass_build_alias): Use it.
9136 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9138 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9139 recurse on an invariant address if a conversion from a pointer
9140 type to a wider integer type is involved.
9142 2009-05-15 Jan Hubicka <jh@suse.cz>
9144 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9145 * cgraph.h (struct inline_summary): New filed self_wize,
9146 size_inlining_benefit, self_time and time_inlining_benefit.
9147 (struct cgraph_global_info): Replace insns by time ans size fields.
9148 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9149 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9150 (ipcp_update_callgraph): Do not touch function bodies.
9151 * ipa-inline.c: Include except.h
9152 (MAX_TIME): New constant.
9153 (overall_insns): Remove
9154 (overall_size, max_benefit): New static variables.
9155 (cgraph_estimate_time_after_inlining): New function.
9156 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9157 (cgraph_clone_inlined_nodes): Update size.
9158 (cgraph_mark_inline_edge): Update size.
9159 (cgraph_estimate_growth): Use size info.
9160 (cgraph_check_inline_limits): Check size.
9161 (cgraph_default_inline_p): Likewise.
9162 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9163 (cgraph_decide_recursive_inlining): Check size.
9164 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9166 (cgraph_decide_inlining): Likewise.
9167 (cgraph_decide_inlining_incrementally): Likewise; honor
9168 PARAM_EARLY_INLINING_INSNS.
9169 (likely_eliminated_by_inlining_p): New predicate.
9170 (estimate_function_body_sizes): New function.
9171 (compute_inline_parameters): Use it.
9172 * except.c (must_not_throw_labels): New function.
9173 * except.h (must_not_throw_labels): Declare.
9174 * tree-inline.c (init_inline_once): Kill inlining_weigths
9175 * tree-ssa-structalias.c: Avoid uninitialized warning.
9176 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9177 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9178 (PARAM_INLINE_CALL_COST): Remove.
9179 (PARAM_EARLY_INLINING_INSNS): New.
9180 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9181 (inline-call-cost): Remove.
9182 (early-inlining-insns): New.
9184 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9186 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9188 (print_int_cst_bounds_in_octal_p): Likewise.
9189 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9191 * dwarf2out.c (base_type_die): Likewise.
9192 (is_subrange_type): Delete.
9193 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9194 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9195 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9196 if the destination type is boolean.
9197 (build_range_check): Do not special-case subtypes.
9198 (fold_sign_changed_comparison): Likewise.
9199 (fold_unary): Likewise.
9200 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9201 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9202 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9203 * tree.c (subrange_type_for_debug_p): New predicate based on the
9204 former is_subrange_type.
9205 * tree.h (subrange_type_for_debug_p): Declare.
9206 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9207 (convert_affine_scev): Remove call to above function.
9208 (chrec_convert_aggressive): Likewise.
9209 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9210 false for conversions involving subtypes.
9211 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9212 (vrp_val_min): Likewise.
9213 (needs_overflow_infinity): Likewise.
9214 (extract_range_from_unary_expr): Likewise.
9216 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9218 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9219 * config/frv/frv.c: Likewise.
9220 * config/s390/s390.c: Likewise.
9221 * config/sparc/sparc.h: Likewise.
9222 * config/i386/i386.h: Likewise.
9223 * config/i386/i386.c: Likewise.
9224 * config/crx/crx.c: Likewise.
9225 * config/m68hc11/m68hc11.h: Likewise.
9226 * config/iq2000/iq2000.c: Likewise.
9227 * config/mn10300/mn10300.h: Likewise.
9228 * config/mn10300/mn10300.c: Likewise.
9229 * config/m68k/m68k.c: Likewise.
9230 * config/rs6000/rs6000.c: Likewise.
9231 * config/rs6000/xcoff.h: Likewise.
9232 * config/rs6000/linux64.h: Likewise.
9233 * config/rs6000/sysv4.h: Likewise.
9234 * config/score/score3.c: Likewise.
9235 * config/score/score7.c: Likewise.
9236 * config/score/score.c: Likewise.
9237 * config/arm/arm.md: Likewise.
9238 * config/mips/mips.c: Likewise.
9239 * config/mips/mips.md: Likewise.
9240 * config/bfin/bfin.h: Likewise.
9241 * config/pa/pa.c: Likewise.
9242 * config/pa/constraints.md: Likewise.
9244 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9245 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9246 * config/pdp11/pdp11.h: Use memory_address_p instead.
9248 2009-05-14 Ian Lance Taylor <iant@google.com>
9250 * passes.c (finish_optimization_passes): Change i to int.
9251 * plugin.c (plugins_active_p): Change event to int.
9252 (dump_active_plugins): Likewise.
9253 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9255 * tree.c (tree_range_check_failed): Change c to unsigned int.
9256 (omp_clause_range_check_failed): Likewise.
9257 (build_common_builtin_nodes): Change mode to int. Add cast.
9258 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9259 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9261 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9262 ++ or -- with a variable of enum type.
9264 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9267 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9269 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9271 * store-motion.c: Do not include params.h
9272 * Makefile.in: Fix dependencies for various files.
9274 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9276 * auto-inc-dec.c: Fix pass description, remove apparent
9277 accidental duplication.
9279 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9282 * ipa-utils.h (memory_identifier_string): Moved to ...
9283 * tree.h (memory_identifier_string): Here. Add GTY(()).
9285 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9287 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9288 in the former documentation of...
9289 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9290 * ira-conflicts.c (get_dup_num): Use address_operand.
9291 * targhooks.c (default_legitimate_address_p): New.
9292 * targhooks.h (default_legitimate_address_p): New.
9293 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9295 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9296 * target.h (struct target): Add legitimate_address_p.
9297 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9298 (TARGET_INITIALIZER): Include it.
9300 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9301 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9302 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9303 (TARGET_LEGITIMATE_ADDRESS_P): New.
9305 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9306 (REG_OK_STRICT_P): Delete.
9307 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9308 (frv_legitimate_address_p_1): ... this.
9309 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9310 (frv_legitimate_address_p_1): ... the renamed old
9311 frv_legitimate_address_p.
9312 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9313 (TARGET_LEGITIMATE_ADDRESS_P): New.
9315 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9316 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9317 * config/s390/s390.c (legitimate_address_p): Rename to...
9318 (s390_legitimate_address_p): ... this, make static.
9319 (legitimize_address): Adjust call.
9320 (TARGET_LEGITIMATE_ADDRESS_P): New.
9321 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9323 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9324 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9325 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9326 (TARGET_LEGITIMATE_ADDRESS_P): New.
9328 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9329 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9330 * config/spu/spu.c (spu_legitimate_address): Rename to...
9331 (spu_legitimate_address_p): ... this, make static.
9332 (TARGET_LEGITIMATE_ADDRESS_P): New.
9334 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9335 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9336 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9337 (sparc_legitimate_address_p): ... this, make static and return bool.
9338 (legitimize_address): Adjust call.
9339 (TARGET_LEGITIMATE_ADDRESS_P): New.
9341 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9342 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9343 * config/i386/i386.c (legitimate_address_p): Rename to...
9344 (ix86_legitimate_address_p): ... this, make static.
9345 (constant_address_p): Move after it, adjust call.
9346 (TARGET_LEGITIMATE_ADDRESS_P): New.
9348 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9349 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9350 * config/avr/avr.c (legitimate_address_p): Rename to...
9351 (avr_legitimate_address_p): ... this, make static.
9352 (legitimize_address): Adjust call.
9353 (TARGET_LEGITIMATE_ADDRESS_P): New.
9355 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9356 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9357 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9358 (TARGET_LEGITIMATE_ADDRESS_P): New.
9360 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9361 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9362 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9363 (TARGET_LEGITIMATE_ADDRESS_P): New.
9365 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9366 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9368 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9370 (TARGET_LEGITIMATE_ADDRESS_P): New.
9372 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9373 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9375 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9377 (m68hc11_legitimate_address_p): ... this, make static.
9378 (go_if_legitimate_address_internal): Rename to...
9379 (m68hc11_legitimate_address_p_1): ... this.
9380 (legitimize_address): Adjust call.
9381 (TARGET_LEGITIMATE_ADDRESS_P): New.
9383 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9384 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9385 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9386 (TARGET_LEGITIMATE_ADDRESS_P): New.
9388 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9389 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9390 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9391 (mn10300_legitimate_address_p): ... this, make static.
9392 (TARGET_LEGITIMATE_ADDRESS_P): New.
9394 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9395 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9396 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9397 (TARGET_LEGITIMATE_ADDRESS_P): New.
9399 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9400 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9401 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9402 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9403 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9404 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9405 (rs6000_legitimate_address_p): ... this, make static.
9406 (TARGET_LEGITIMATE_ADDRESS_P): New.
9407 (REG_MODE_OK_FOR_BASE_P): Delete.
9408 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9410 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9411 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9413 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9414 static, adjust types.
9415 (TARGET_LEGITIMATE_ADDRESS_P): New.
9417 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9418 * config/score/score.c (score_address_p): Rename to...
9419 (score_legitimate_address_p): ... this.
9420 (TARGET_LEGITIMATE_ADDRESS_P): New.
9421 * config/score/score3.c (score3_address_p): Rename to...
9422 (score3_legitimate_address_p): ... this.
9423 * config/score/score7.c (score7_address_p): Rename to...
9424 (score7_legitimate_address_p): ... this.
9426 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9427 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9428 GO_IF_LEGITIMATE_ADDRESS): Delete.
9429 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9430 thumb2_legitimate_address_p): Delete.
9431 (arm_legitimate_address_p): Rename to...
9432 (arm_legitimate_address_outer_p): ... this.
9433 * config/arm/constraints.md ("Uq"): Adjust call.
9434 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9435 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9437 (arm_legitimate_address_outer_p): ... this.
9438 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9440 (TARGET_LEGITIMATE_ADDRESS_P): New.
9442 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9443 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9444 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9445 (TARGET_LEGITIMATE_ADDRESS_P): New.
9447 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9448 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9449 * config/vax/vax.c (legitimate_address_p): Rename to...
9450 (vax_legitimate_address_p): ... this, make static.
9451 (TARGET_LEGITIMATE_ADDRESS_P): New.
9453 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9454 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9455 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9456 (TARGET_LEGITIMATE_ADDRESS_P): New.
9458 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9459 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9460 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9461 (mmix_legitimate_address_p): ... this, make static.
9462 (TARGET_LEGITIMATE_ADDRESS_P): New.
9464 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9465 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9466 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9467 (TARGET_LEGITIMATE_ADDRESS_P): New.
9469 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9471 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9472 of MODE_COMPLEX_INT.
9474 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9476 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9477 LCT_NORMAL in function call.
9478 * mips-tdump.c (print_file_desc): Add cast to enum type.
9479 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9480 (mark_stabs): Add casts to enum types.
9481 (parse_stabs_common): Add casts to enum types.
9483 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9485 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9486 Check for invalid values of LETTER.
9488 2009-05-13 Taras Glek <tglek@mozilla.com>
9490 * attribs.c (register_attribute): moved out attribute registration
9491 into register_attribute.
9492 * doc/plugins.texi: Documented register_attribute and
9494 * gcc-plugin.h: Added forward decl for register_attribute.
9495 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9496 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9497 PLUGIN_ATTRIBUTES boilerplate.
9499 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9501 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9502 values even in sentinel and empty entries.
9503 (ms_printf_flag_specs): Likewise.
9504 (ms_scanf_flag_specs): Likewise.
9505 (ms_strftime_flag_specs): Likewise.
9506 (ms_print_char_table): Likewise.
9507 (ms_scan_char_table): Likewise.
9508 (ms_time_char_table): Likewise.
9510 2009-05-13 Doug Kwan <dougkwan@google.com>
9512 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9514 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9516 * config/mips/mips.md (store): Add attributes for QI and HI.
9518 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9519 (truncdi<mode>2): ... this new pattern.
9521 2009-05-13 Brad Hards <bradh@kde.org>
9523 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9525 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9526 Ben Elliston <bje@au.ibm.com>
9529 * dse.c (check_mem_read_rtx): Guard against width == -1.
9531 2009-05-13 Michael Matz <matz@suse.de>
9534 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9535 (trivially_conflicts_p): New function.
9536 (insert_backedge_copies): Use it.
9538 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9540 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9541 (handle_stdc_pragma): Use new enum constant names.
9542 (handle_pragma_float_const_decimal64): Ditto.
9544 2009-05-13 Ian Lance Taylor <iant@google.com>
9546 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9549 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9551 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9552 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9554 * config/m68k/m68k.h (FL_UCLINUX): Define.
9556 2009-05-13 Jan Hubicka <jh@suse.cz>
9558 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9560 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9562 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9563 unless -fschedule-insns is specified.
9565 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9568 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9569 TARGET_EXPAND_CBRANCHDI4.
9570 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9571 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9572 (cmpeqdi): Fix comment.
9574 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9576 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9577 (sh_legitimate_address_p): Likewise.
9578 * config/sh/sh.c (sh_legitimate_index_p): New.
9579 (sh_legitimate_address_p): Likewise.
9580 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9581 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9582 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9583 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9584 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9585 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9586 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9587 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9588 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9590 2009-05-12 Jan Hubicka <jh@suse.cz>
9592 * tree-inline.c (estimate_operator_cost): Add operands;
9593 when division happens by constant, it is cheap.
9594 (estimate_num_insns): Loads and stores are not having cost of 0;
9595 EH magic stuff is cheap; when computing runtime cost of switch,
9596 use log2 base of amount of its cases; builtin_expect has cost of 0;
9597 compute cost for moving return value of call.
9598 (init_inline_once): Initialize time_based flags.
9599 * tree-inline.h (eni_weights_d): Add time_based flag.
9601 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9603 * df-core.c: Update head documentation.
9605 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9608 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9609 shadowing exisiting variable op1.
9611 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9614 * config/i386/driver-i386.c (processor_signatures): New enum.
9615 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9616 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9617 processor signature to detect geode processor.
9619 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9623 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9625 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9626 causes spurious differences between trunk and cond-optab branch.
9628 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9630 * dojump.c (compare_from_rtx): Delete.
9631 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9632 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9633 if the comparison does not satisfy the predicate; test predicates for
9634 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9635 further if one existing pattern fails.
9636 * expr.h (compare_from_rtx): Delete.
9637 (prepare_operand): Declare it.
9638 * optabs.c: Change "lib call" to "libcall" throughout.
9639 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9640 HAVE_conditional_trap, emit_cmp_insn): Delete.
9641 (can_compare_p): Delete cmp_optab case.
9642 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9643 Accept other parameters by value.
9644 (prepare_operand): Make non-static.
9645 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9646 other parameters by value. Try to widen operands here based on
9647 an optab_methods argument and looking at cbranch_optab.
9648 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9649 loop. Use cbranch_optab directly.
9650 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9651 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9653 (emit_conditional_move, emit_conditional_add): Inline what's needed
9654 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9655 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9656 with COMPARE. Move cmov_optab and cstore_optab above
9657 with cbranch_optab, move cmp_optab down with ucmp_optab,
9658 remove tst_otpab. Do not initialize trap_rtx.
9659 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9660 for trap code. Do not check HAVE_conditional_trap. Use
9661 prepare_cmp_insn. Accept no predicate for operand 3.
9662 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9663 (OTI_ctrap, ctrap_optab): New.
9664 (tst_optab): Delete.
9665 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9666 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9667 with lookup of ctrap_optab.
9668 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9672 * combine.c (combine_simplify_rtx, simplify_set): Do not
9673 special case comparing against zero for cc0 machines.
9674 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9675 COMPARE on cc0 machines.
9676 (simplify_relational_operation): Return a new expression when
9677 a COMPARE could be removed.
9678 * final.c (final_scan_insn): Compare cc_status values
9679 against LHS of a (compare FOO (const_int 0)) cc0 source.
9680 Also check if cc_status.value is the full compare.
9682 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9683 (cstoreMM4): Document.
9684 (conditional_trap): Document ctrapMM4 instead.
9685 (sync_compare_and_swapMM): Refer to cbranchcc4.
9686 (Dependent Patterns): Eliminate obsolete information referring to
9687 the old jump optimization phase.
9688 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9689 of compares with 0 on cc0 machines.
9690 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9691 avoiding references to cc0. Remove text about storing operands
9693 * doc/tm.texi (Condition Codes): Include blurb on different
9694 condition code representations, separate into subsections for
9695 CC0, MODE_CC and conditional execution.
9697 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9698 alpha_emit_setcc): Accept operands and a machine mode.
9699 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9700 Get code/op0/op1 from operands, use machine mode argument
9701 instead of alpha_compare.fp_p. Emit the branch here.
9702 (alpha_emit_setcc): Likewise, and return boolean.
9703 (alpha_emit_conditional_move): Likewise. Assert that
9704 cmp_op_mode == cmp_mode, and simplify accordingly.
9705 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9706 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9707 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9709 (stack probe test): Use cbranchdi4.
9710 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9712 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9713 * config/arc/arc.h (movsicc, movsfcc): Use it.
9714 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9715 (cbranchsi4, cstoresi4): New.
9716 (cmpsi, bCC and sCC expanders): Remove.
9718 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9719 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9720 * config/arm/predicates.md (arm_comparison_operator): Only include
9721 floating-point operators if there is a hardware floating-point unit.
9722 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9723 deferring to cbranch_cc and cstore_cc respectively.
9724 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9725 cbranch_cc, cstore_cc): New.
9726 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9728 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9730 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9731 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9733 (adjust_insn_length): Adjust calls.
9734 (avr_reorg): Handle (compare (foo) (const_int 0)).
9735 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9736 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9737 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9738 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9740 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9741 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9743 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9744 (cbranchsi4, cstorebi4, cstoresi4): New.
9745 (movbisi): This insn is duplicate, split it to zero_extend.
9746 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9747 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9748 (bfin_optimize_loop): Use cbranch expander.
9749 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9750 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9751 (bfin_bimode_comparison_operator): ... this.
9752 (bfin_direct_comparison_operator): New.
9754 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9755 inside (compare FOO (const_int 0)).
9756 (cris_rtx_costs): Handle ZERO_EXTRACT.
9757 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9758 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9759 (*tstdi_v32): Delete.
9760 (*cmpdi_non_v32): Add M alternative for operand 1.
9761 (cmpsi, cmp<mode>): Make private.
9762 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9764 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9766 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9767 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9768 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9769 (cc_reg_operand): New.
9771 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9772 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9773 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9774 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9775 crx_expand_scond): Delete.
9777 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9779 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9780 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9782 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9783 cstoresi4, cstoresf4, cstoredf4): New.
9784 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9785 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9786 Receive the entire operands array.
9787 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9788 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9789 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9790 Get test/op0/op1 from the operands array.
9791 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9793 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9794 (h8300_expand_store): New.
9795 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9797 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9798 (h8300_expand_store): New.
9799 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9800 or do not try to produce (set (cc0) REG).
9801 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9802 change a compare into a move to a scratch register. Disable some
9803 peepholes when comparing with zero.
9804 (tstsi, tsthi, tstsi, cmpqi): Make private.
9807 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9810 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9811 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9812 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9813 (ix86_emit_i387_log1p): Use cbranchxf2.
9814 (ix86_expand_setcc): Return void.
9815 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9816 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9817 cmp<MODEF>, cmpcc): Remove.
9818 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9819 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9820 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9821 (sCC and bCC expanders): Remove.
9822 (stack_protect_test): Use cbranchcc4.
9824 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9826 (ia64_expand_compare): Accept three rtx by reference and return void.
9827 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9828 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9829 from *expr. Update *expr with the BImode comparison to do.
9830 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9831 cmptf, bCC, sCC, conditional_trap): Delete.
9832 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9833 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9834 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9835 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9836 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9838 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9839 type of last argument.
9840 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9841 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9842 use machine mode argument instead of branch_type. Remove dead
9843 code for floating-point comparisons.
9844 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9845 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9847 (cbranchsi4, cstoresi4): New.
9848 * config/iq2000/predicates.md (reg_or_const_operand): New.
9850 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9851 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9852 (b<code>_op): Rewrite to...
9853 (bcc_op): ... this, using match_operator.
9854 (s<code>_op): Rewrite to...
9855 (scc_op): ... this, using match_operator.
9856 (s<code>_24_op): Rewrite to...
9857 (scc_op_24): ... this, using match_operator.
9858 (s<code>_<mode>): Rewrite to...
9859 (cstore<mode>4): ... this, using match_operator.
9860 (s<code>_<mode>_24): Rewrite to...
9861 (cstore<mode>4_24): ... this, using match_operator.
9862 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9863 m32c_unpend_compare, m32c_expand_scc): Delete.
9864 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9865 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9866 (m32c_expand_movcc): Change NE to EQ if necessary.
9867 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9869 * config/m32r/m32r-protos.h (gen_cond_store): New.
9870 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9871 (gen_cond_store): New, from sCC patterns.
9872 (m32r_expand_block_move): Use cbranchsi4.
9873 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9874 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9875 (cbranchsi4, cstoresi4): New.
9877 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9879 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9880 (m68hc11_notice_update_cc): Look into a compare with 0.
9881 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9883 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9884 cmphi, cmpqi, bCC): Delete.
9885 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9886 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9887 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9890 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9891 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9892 * config/m68k/constraints.md (H): New.
9893 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9894 the define_insn below.
9895 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9896 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9897 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9898 patterns): Wrap RHS with COMPARE.
9899 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9900 (*cmpdi_internal): Name this pattern.
9901 (cmpdi): Change to define_insn.
9902 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9903 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9904 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9906 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9907 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9908 (conditional_trap): Change to...
9909 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9910 (*conditional_trap): Use the ordered_comparison_operator and
9911 const1_operand predicates.
9912 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9913 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9914 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9915 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9917 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9918 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9919 (mcore_gen_compare): New.
9920 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9921 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9922 (mcore_gen_compare): ... this.
9923 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9924 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9925 (stack probe pattern): Use cbranchsi4.
9927 * config/mips/predicates.md (mips_cstore_operator): New.
9928 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9929 * config/mips/mips.md (any_cond): Delete.
9930 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9932 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9933 fixuns_truncsfdi2): Use cbranch patterns.
9934 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9935 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9936 Adjust call to mips_expand_conditional_branch.
9937 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9939 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9940 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9941 * config/mips/mips.c (cmp_operands): Delete.
9942 (mips_emit_compare): Get comparison operands from *op0/*op1.
9943 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9944 that it succeeds. Use op0/op1 instead of cmp_operands.
9945 (mips_expand_conditional_branch, mips_expand_conditional_move,
9946 mips_expand_conditional_trap): Likewise.
9947 (mips_block_move_loop): Use cbranch patterns.
9948 * config/mips/mips.h (cmp_operands): Delete.
9950 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9951 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9952 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9953 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9954 (*cmpcc_folded): Rename to...
9955 (*cmpdi_folded): this.
9956 (*cmpcc): Rename to...
9958 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9961 (cbranchdf4): New. Handle invalid comparisons here.
9962 * config/mmix/predicates.md (float_comparison_operator): New.
9964 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9965 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9966 * config/mn10300/mn10300.md (tst): Delete.
9967 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9968 Name these patterns and wrap RHS in a compare.
9969 (*cmpsi): Make this pattern private. Include tst.
9970 (*cmpsf): Make this pattern private.
9971 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9972 (compare with zero peepholes): Likewise.
9974 (cbranchsi4, cbranchsf4): New.
9975 (casesi): Use cbranchsi4.
9977 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
9978 hppa_branch_type): Delete.
9979 (return_addr_rtx): Use cbranchsi4.
9980 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
9981 Emit CCFPmode comparison here.
9982 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
9983 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
9984 hppa_branch_type): Delete.
9985 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
9986 (movsicc, movdicc): Remove references to hppa_compare_op0,
9987 hppa_compare_op1 and compare_from_rtx.
9988 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
9989 (casesi): Use cbranchsi4.
9991 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
9992 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
9993 * config/pdp11/pdp11.md (register_or_const0_operand): New.
9994 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
9995 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
9997 (cbranchdf4, cbranchhi4, cbranchqi4): New.
9998 (*branch, *branch_inverted): New.
10000 * config/picochip/picochip.md (cbranchhi4): Use
10001 ordered_comparison_operator.
10002 (cmphi, bCC): Remove.
10004 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10005 (trap_comparison_operator): Delete.
10006 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10007 rs6000_emit_cbranch): Accept mode and operands.
10008 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10009 rs6000_compare_fp_p): Delete.
10010 (rs6000_generate_compare): Accept mode and comparison. Extract code
10011 and op0/op1 from there. Replace references to rs6000_compare_op0
10012 and rs6000_compare_op1.
10013 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10014 extract result from passed operands.
10015 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10016 extract loc from passed operands.
10017 (rs6000_emit_cmove): Likewise.
10018 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10019 rs6000_compare_fp_p): Delete.
10020 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10021 (cbranch<GPR>4, cbranch<FP>4): New.
10022 (cstore<mode>4): New. Consolidate here all choices about when to use
10023 portable or specialized sCC sequences.
10024 (stack_protect_test): Use cbranchsi4.
10025 (conditional_trap): Replace with ctrap<GPR>4.
10026 (conditional trap insn): Replace trap_comparison_operator with
10027 ordered_comparison_operator.
10029 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10030 (s390_emit_prologue): Use ctrap.
10031 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10032 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10033 New predicates replacing...
10034 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10035 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10036 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10037 (add<mode>cc): Do not use s390_compare_op0/op1.
10038 (s<code>): Change to...
10039 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10040 (seq): Change to...
10041 (cstorecc4): ... this. Handle EQ or NE equally.
10042 (*sne): Un-privatize for use in cstorecc4.
10043 (b<code>): Change to...
10044 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10045 (conditional_trap): Replace with...
10046 (ctrap<GPR>4, ctrap<FP>4): ... these.
10047 (stack_protect): Use cbranchcc4.
10049 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10050 * config/score/score-protos.h (score_gen_cmp): Delete.
10051 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10052 (score_block_move-loop): Use cbranchsi4.
10053 * config/score/score.md (cbranchsi4): New.
10054 (cmpsi, bCC): Delete.
10055 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10056 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10057 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10058 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10059 * config/score/score3.h (score3_gen_cmp): Delete.
10060 * config/score/score7.h (score7_gen_cmp): Delete.
10062 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10063 (sh_emit_scc_to_t): ... this. Return void.
10064 (from_compare): Rename to...
10065 (sh_emit_compare_and_branch): ... this.
10066 (sh_emit_compare_and_set): New.
10067 (sh_expand_t_scc): Accept operands.
10068 * config/sh/predicates.md (sh_float_comparison_operator): New.
10069 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10070 (prepare_scc_operands): Rename to...
10071 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10073 (sh_emit_cheap_store_flag): New.
10074 (sh_emit_set_t_insn): New.
10075 (from_compare): Rename to...
10076 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10077 handling of TARGET_SH2E floating point to avoid recursive call.
10078 Generate branch here.
10079 (sh_emit_compare_and_set): New.
10080 (sh_expand_t_scc): Get op0/op1 from arguments.
10081 (sh_emit_cheap_store_flag): New.
10082 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10084 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10085 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10086 (movsicc, movdicc): Do nothing when it recreated operands from
10087 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10088 prepare_scc_operands (now sh_emit_scc_to_t).
10089 (udivdi3): Use cstoresi4.
10090 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10091 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10092 (cbranchint4_media, cbranchfp4_media): New.
10093 (casesi): Use cbranchdi4.
10094 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10096 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10097 (movnegt): Remove second operand.
10098 (cbranchsf4, cbranchdf4): New.
10099 (stack_protect): Use cbranchdi4/cbranchsi4.
10101 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10102 (gen_compare_reg): Accept comparison, extract part of it to...
10103 (gen_compare_reg_1): ... this.
10104 (gen_compare_operator): Delete.
10105 (gen_v9_scc): Accept separate destination, comparison code and arms.
10106 Do not use sparc_compare_op0/sparc_compare_op1.
10107 (emit_scc_insn, emit_conditional_branch_insn): New.
10108 (emit_v9_brxx): Make static. Remove useless assertion.
10109 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10111 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10112 * config/sparc/sparc-protos.h (gen_compare_reg,
10113 sparc_emit_float_lib_cmp): Adjust prototype.
10114 (emit_scc_insn, emit_conditional_branch_insn): New.
10115 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10116 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10117 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10118 iterators to the top.
10119 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10120 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10121 snedi_special_trunc): Delete.
10122 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10123 and snedi_special_trunc.
10124 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10125 cbranchdi4, cbranch<F:mode>4): New.
10126 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10127 here. Use gen_compare_reg instead of gen_compare_operator.
10128 (conditional_trap): Replace with...
10129 (ctrapsi4, ctrapdi4): ... this.
10130 (stack_protect_test): Use cbranchcc4.
10132 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10134 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10135 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10136 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10137 from operands[0] or operands[3] depending on is_set.
10138 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10139 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10140 cmpdf, bCC), sCC: Remove.
10141 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10142 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10144 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10145 spu_emit_branch_or_set.
10147 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10149 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10150 xstormy16_compare_op1): Delete.
10151 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10152 xstormy16_compare_op1): Delete.
10153 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10155 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10156 (cmphi, cmpsi, bCC): Remove.
10158 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10159 (*cmpsi): ... this one.
10160 (cbranchsi4, cstoresi4): New.
10161 (bCC expanders): Delete.
10162 (sCC insns): Fold into...
10163 (*setcc): ... this one.
10164 (casesi): Do not use gen_cmpsi and gen_bgtu.
10165 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10166 (movsicc): Simplify.
10167 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10169 * config/vax/vax-protos.h (cond_name): New.
10170 (vax_output_conditional_branch): Remove.
10171 * config/vax/vax.c (cond_name): New.
10172 (vax_output_conditional_branch): Remove.
10173 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10174 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10175 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10176 (bit<VAXint>): Wrap source with (compare).
10177 (b<code> and following unnamed pattern): Rename to *branch and
10178 *branch_reversed. Change macroization to match_operator.
10179 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10181 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10182 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10183 Change last argument to machine_mode.
10184 (xtensa_expand_scc): Add machine_mode argument.
10185 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10186 (gen_conditional_move, xtensa_expand_conditional_branch,
10187 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10188 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10189 Adjust operand numbers.
10190 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10192 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10193 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10194 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10196 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10198 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10199 causes spurious differences between trunk and cond-optab branch.
10201 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10204 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10206 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10208 * tree.c (iterative_hash_pointer): Delete.
10209 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10210 Hash UIDs and versions of SSA names. Don't special-case built-in
10211 function declarations.
10213 2009-05-11 Ian Lance Taylor <iant@google.com>
10216 * graphite.c: Force -Wc++-compat to only be a warning before
10217 #including "cloog/cloog.h".
10219 2009-05-11 Martin Jambor <mjambor@suse.cz>
10221 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10223 2009-05-11 Jan Hubicka <jh@suse.cz>
10225 * tree-ssa-loop-ivcanon.c: Include target.h
10226 (struct loop_size): new structure.
10227 (constant_after_peeling): New predicate.
10228 (tree_estimate_loop_size): New function.
10229 (estimated_unrolled_size): Rewrite for new estimates.
10230 (try_unroll_loop_completely): Use new estimates.
10231 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10233 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10235 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10236 libcpp interface change.
10237 (spu_macro_to_expand): Likewise.
10239 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10241 PR tree-optimization/40026
10242 * gimplify.c (gimplify_init_constructor): Change initial conditional
10243 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10244 optimize_compound_literals_in_ctor.
10246 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10248 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10250 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10252 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10254 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10255 HOST_WIDE_INT for gap.
10257 2009-05-11 Ira Rosen <irar@il.ibm.com>
10259 PR tree-optimization/40074
10260 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10261 account in group size and step comparison.
10263 2009-05-11 Richard Guenther <rguenther@suse.de>
10265 * passes.c (init_optimization_passes): Strip now incorrect comment.
10266 (execute_function_todo): Do not set PROP_alias.
10267 * tree-pass.h (PROP_alias): Remove.
10268 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10269 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10270 * tree-nrv.c (pass_return_slot): Likewise.
10271 * tree-object-size.c (pass_object_sizes): Likewise.
10272 * tree-ssa-dom.c (pass_dominator): Likewise.
10273 (pass_phi_only_cprop): Likewise.
10274 * tree-ssa-dse.c (pass_dse): Likewise.
10275 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10276 (pass_cselim): Likewise.
10277 * tree-ssa-pre.c (pass_pre): Likewise.
10278 (pass_fre): Likewise.
10279 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10280 * tree-ssa-sink.c (pass_sink_code): Likewise.
10281 * tree-stdarg.c (pass_stdarg): Likewise.
10282 * tree-tailcall.c (pass_tail_calls): Likewise.
10283 * tree-vrp.c (pass_vrp): Likewise.
10285 2009-05-10 Ian Lance Taylor <iant@google.com>
10287 * basic-block.h (enum profile_status): Break out of struct
10288 control_flow_graph.
10289 * cgraph.h (struct inline_summary): Break out of struct
10291 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10292 of struct cgraph_order_sort.
10293 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10294 * cse.c (struct branch_path): Break out of struct
10295 cse_basic_block_data.
10296 * except.h (enum eh_region_type): Break out of struct eh_region.
10297 * gcc.c (enum add_del): Break out of struct modify_target.
10298 * genrecog.c (enum decision_type): Break out of struct decision_test.
10299 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10301 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10302 * regmove.c (enum match_use): New enum, broken out of struct match.
10303 * sched-int.h (enum post_call_group): New enum, broken out of
10305 (struct deps_reg): Break out of struct deps.
10306 * target.h (struct asm_int_op): Break out of struct gcc_target.
10307 * tree-eh.c (struct goto_queue_node): Break out of struct
10309 * tree-inline.h (enum copy_body_cge_which): Break out of
10311 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10313 * c-decl.c (in_struct, struct_types): New static variables.
10314 (pushtag): Add loc parameter. Change all callers.
10315 (lookup_tag): Add ploc parameter. Change all callers.
10316 (check_compound_literal_type): New function.
10317 (parser_xref_tag): Add loc parameter. Change all callers. If
10318 -Wc++-compat, warn about struct/union/enum types defined within a
10320 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10321 and loc parameters. Change all callers. Change error calls to
10322 error_at, using loc. For a redefinition, if the location of the
10323 original definition is known, report it. Set in_struct and
10324 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10325 (finish_struct): Add new parameters enclosing_in_struct and
10326 enclosing_struct_types. Change all callers. Set
10327 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10328 in the struct. If in a struct, add this struct to struct_types.
10329 (start_enum): Add loc parameter. Change all callers. Use
10330 error_at for errors, using loc. For a redefinition, if the
10331 location of the original definition is known, report it. If in a
10332 struct, add this enum type to struct_types. If -Wc++-compat warn
10333 if in sizeof, typeof, or alignof.
10334 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10335 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10336 (c_parser_enum_specifier): Get enum location for start_enum.
10337 (c_parser_struct_or_union_specifier): Get struct location for
10338 start_struct. Save in_struct and struct_types status between
10339 start_struct and finish_struct.
10340 (c_parser_cast_expression): Get location of cast.
10341 (c_parser_alignof_expression): Get location of type.
10342 (c_parser_postfix_expression): Likewise.
10343 (c_parser_postfix_expression_after_paren_type): Add type_loc
10344 parameter. Change all callers. Call check_compound_literal_type.
10345 Use type_loc for error about variable size type.
10346 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10347 of an enum constant from an enum type defined in a struct or union.
10348 (c_cast_expr): Add loc parameter. Change all callers. If
10349 -Wc++-compat, warn about defining a type in a cast.
10350 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10351 (start_enum, start_struct, finish_struct): Update declarations.
10352 (parser_xref_tag, c_cast_expr): Update declarations.
10353 (check_compound_literal_type): Declare.
10355 2009-05-11 Ben Elliston <bje@au.ibm.com>
10357 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10358 for recent libcpp interface change.
10359 (rs6000_macro_to_expand): Likewise.
10361 2009-05-10 Michael Matz <matz@suse.de>
10364 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10365 not at entry of function.
10367 2009-05-10 Richard Guenther <rguenther@suse.de>
10369 PR tree-optimization/40081
10371 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10372 using the main variant of the element type. Do not fiddle with
10373 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10375 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10376 structs with volatile fields.
10378 2009-05-10 Jan Hubicka <jh@suse.cz>
10380 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10381 (estimate_move_cost): Assert that it does not get called for
10383 (estimate_num_insns): Skip VOID types in argument handling.
10384 (optimize_inline_calls): Delete unreachable blocks and verify that
10385 callgraph is valid.
10387 2009-05-10 Jan Hubicka <jh@suse.cz>
10389 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10390 * cgraph.c (cgraph_mark_address_taken_node): New function.
10391 (dump_cgraph_node): Dump new flag.
10392 * cgraph.h (struct cgraph_node): Add address_taken.
10393 (cgraph_mark_address_taken_node): New function.
10394 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10395 since new direct calls can be born.
10397 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10399 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10400 tok->val.node.node.
10402 2009-05-10 Jan Hubicka <jh@suse.cz>
10404 PR middle-end/40084
10405 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10407 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10408 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10409 * tree-inline.c (copy_bb): Set frequency correctly.
10410 (fold_marked_statements): Update call to
10411 cgraph_update_edges_for_call_stmt.
10413 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10415 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10416 identifiers in diagnostics.
10417 * config/arm/arm.c (arm_handle_fndecl_attribute,
10418 arm_handle_isr_attribute): Likewise.
10419 * config/avr/avr.c (avr_handle_progmem_attribute,
10420 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10421 * config/bfin/bfin.c (handle_int_attribute,
10422 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10423 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10424 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10426 * config/darwin.c (darwin_handle_kext_attribute,
10427 darwin_handle_weak_import_attribute): Likewise.
10428 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10429 h8300_handle_eightbit_data_attribute,
10430 h8300_handle_tiny_data_attribute): Likewise.
10431 * config/i386/i386.c (ix86_handle_cconv_attribute,
10432 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10433 * config/i386/winnt.c (ix86_handle_shared_attribute,
10434 ix86_handle_selectany_attribute): Likewise.
10435 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10436 * config/m32c/m32c.c (function_vector_handler): Likewise.
10437 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10438 m68hc11_handle_fntype_attribute): Likewise.
10439 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10440 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10441 * config/mips/mips.c (mips_insert_attributes,
10442 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10443 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10444 rs6000_handle_struct_attribute): Likewise.
10445 * config/sh/sh.c (sh_insert_attributes,
10446 sh_handle_resbank_handler_attribute,
10447 sh_handle_interrupt_handler_attribute,
10448 sh2a_handle_function_vector_handler_attribute,
10449 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10451 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10452 * config/spu/spu.c (spu_handle_fndecl_attribute,
10453 spu_handle_vector_attribute): Likewise.
10454 * config/stormy16/stormy16.c
10455 (xstormy16_handle_interrupt_attribute): Likewise.
10456 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10457 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10459 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10461 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10462 (pp_translate_identifiers): New.
10463 (pp_identifier): Only conditionally translate identifier to locale
10465 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10466 (pp_base_tree_identifier): Only conditionally translate identifier
10467 to locale character set.
10468 * c-pretty-print.c (M_): Define.
10469 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10470 fragments for conditional translation with M_.
10471 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10472 identifier translation.
10474 2009-05-10 Richard Guenther <rguenther@suse.de>
10476 PR tree-optimization/40081
10477 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10478 using the main variant of the element type. Do not fiddle with
10479 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10481 2009-05-09 Jan Hubicka <jh@suse.cz>
10483 PR middle-end/40080
10484 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10485 indirect calls; verify cgraph afterwards.
10487 2009-05-09 Jan Hubicka <jh@suse.cz>
10490 * ipa.c (update_inlined_to_pointer): New function.
10491 (cgraph_remove_unreachable_nodes): Use it.
10493 2009-05-09 Jan Hubicka <jh@suse.cz>
10495 * tree-eh.c (struct leh_state): Remove prev_try.
10496 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10497 not track prev_try.
10498 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10499 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10500 remove_eh_handler_and_replace, foreach_reachable_handler,
10501 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10502 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10503 (gen_eh_region_cleanup): Update prototype.
10505 2009-05-09 Jan Hubicka <jh@suse.cz>
10507 PR middle-end/40043
10508 * except.c (copy_eh_region): Always set prev_try.
10509 (redirect_eh_edge_to_label): Find outer try.
10510 (foreach_reachable_handler): When looking for prev try
10511 handle case where previous try is not going to be taken.
10513 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10515 PR tree-optimization/40049
10516 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10517 only vector/vector shifts, convert the type of the constant to the
10518 appropriate type to avoid building incorrect trees, which
10519 eventually have problems with garbage collection.
10521 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10523 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10524 -1 for complex floating-point types if honoring signed zeros.
10526 2009-05-08 Jan Hubicka <jh@suse.cz>
10528 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10529 argument; handle correctly when profile is absent.
10530 (build_cgraph_edges): Update.
10531 (rebuild_cgraph_edges): Update.
10532 * cgraph.c: Do not include varray.h.
10533 (cgraph_set_call_stmt_including_clones): New function.
10534 (cgraph_create_edge_including_clones): Likewise
10535 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10536 (cgraph_update_edges_for_call_stmt): Handle clones.
10537 (cgraph_remove_node): Handle clone tree.
10538 (cgraph_remove_node_and_inline_clones): New function.
10539 (dump_cgraph_node): Dump clone tree.
10540 (cgraph_clone_node): Handle clone tree.
10541 (clone_function_name): Bring here from tree-inline.c.
10542 (cgraph_create_virtual_clone): New function.
10543 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10544 (cgraph_clone_info): New function.
10545 (strut cgraph_node): Add clone_info and new clone tree pointers.
10546 (cgraph_remove_node_and_inline_clones,
10547 cgraph_set_call_stmt_including_clones,
10548 cgraph_create_edge_including_clones,
10549 cgraph_create_virtual_clone): Declare.
10550 (cgraph_function_versioning): Use VEC argument.
10551 (compute_call_stmt_bb_frequency): Update prototype.
10552 (cgraph_materialize_all_clones): New function.
10553 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10554 (ipcp_create_replace_map): Update to VECtors.
10555 (ipcp_update_callgraph): Use virtual clones.
10556 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10557 (ipcp_update_profiling): Do not update local profiling.
10558 (ipcp_insert_stage): Use VECtors and virtual clones.
10559 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10560 (clone_of_p): New function.
10561 (cgraph_preserve_function_body_p): Use clone tree.
10562 (cgraph_optimize): Materialize clones.
10563 (cgraph_function_versioning): Update for VECtors.
10564 (save_inline_function_body): Use clone tree.
10565 (cgraph_materialize_clone): New function.
10566 (cgraph_materialize_all_clones): Likewise.
10567 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10568 * ipa.c: Include gimple.h.
10569 (cgraph_remove_unreachable_nodes): Use clone tree.
10570 * ipa-prop.c (ipa_note_param_call): Update call to
10571 compute_call_stmt_bb_frequencycall.
10572 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10573 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10574 (copy_bb): Handle updating of clone tree; add new edge when new call
10576 (expand_call_inline): Be strict about every call having edge.
10577 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10578 (delete_unreachable_blocks_update_callgraph): New function.
10579 (tree_function_versioning): Use VECtors; always remove unreachable
10580 blocks and fold conditionals.
10581 * tree-inline.h: Do not include varray.h.
10582 (tree_function_versioning): Remove.
10583 * Makefile.in (GTFILES): Remove tree-inline.c
10584 * passes.c (do_per_function): Do only functions having body.
10585 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10588 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10589 Andrew Morrow <acm@google.com>
10592 * c-common.c (c_common_attribute_table): Permit deprecated
10593 attribute to take an optional argument.
10594 (handle_deprecated_attribute): If the optional argument to
10595 __attribute__((deprecated)) is not a string ignore the attribute
10596 and emit a warning.
10598 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10599 * c-typeck.c (build_component_ref): Likewise.
10600 (build_external_ref): Likewise.
10602 * toplev.c (warn_deprecated_use): Add an attribute argument.
10603 Emit the message associated with __attribute__((deprecated)).
10605 * toplev.h (warn_deprecated_use): Updated.
10607 * doc/extend.texi: Document new optional parameter to
10608 __attribute__((deprecated))
10610 2009-05-08 Michael Eager <eager@eagercon.com>
10612 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10613 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10615 2009-05-08 Richard Guenther <rguenther@suse.de>
10617 PR tree-optimization/40062
10618 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10619 Avoid exponential behavior.
10621 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10623 PR rtl-optimization/33928
10625 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10626 process_uses, build_single_def_use_links): New.
10627 (update_df): Update use_def_ref.
10628 (forward_propagate_into): Use get_def_for_use instead of use-def
10630 (fwprop_init): Call build_single_def_use_links and let it initialize
10632 (fwprop_done): Free use_def_ref.
10633 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10634 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10635 df_rd_simulate_one_insn): New.
10636 (df_rd_bb_local_compute_process_def): Update head comment.
10637 (df_chain_create_bb): Use the new RD simulation functions.
10638 * df.h (df_rd_simulate_artificial_defs_at_top,
10639 df_rd_simulate_one_insn): New.
10640 * opts.c (decode_options): Enable fwprop at -O1.
10641 * doc/invoke.texi (-fforward-propagate): Document this.
10643 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10646 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10647 and one complex operand specially.
10648 * tree-complex.c (some_nonzerop): Do not identify a real value as
10649 zero if flag_signed_zeros.
10651 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10653 PR rtl-optimization/33928
10654 * loop-invariant.c (record_use): Fix && vs. || mishap.
10656 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10658 PR rtl-optimization/33928
10659 * loop-invariant.c (struct use): Add addr_use_p.
10660 (struct def): Add n_addr_uses.
10661 (struct invariant): Add cheap_address.
10662 (create_new_invariant): Set cheap_address.
10663 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10664 (record_uses): Pass df_ref to record_use.
10665 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10668 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10670 * config/sh/sh.c: Do not include c-pragma.h.
10672 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10674 * config/spu/spu.c: Remove include of c-common.h.
10676 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10679 * c-common.h (mark_valid_location_for_stdc_pragma,
10680 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10681 clear_float_const_decimal64, float_const_decimal64_p): New.
10682 * c.opt (Wunsuffixed-float-constants): New.
10683 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10684 unsuffixed float constant, handle new warning.
10685 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10686 * c-decl.c (c_scope): New flag float_const_decimal64.
10687 (set_float_const_decimal64, clear_float_const_decimal64,
10688 float_const_decimal64_p): New.
10689 (push_scope): Set new flag.
10690 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10691 to use STDC pragmas.
10692 (c_parser_external_declaration): Ditto.
10693 (c_parser_compound_statement_nostart): Ditto.
10694 * c-pragma.c (valid_location_for_stdc_pragma,
10695 mark_valid_location_for_stdc_pragma,
10696 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10697 handle_pragma_float_const_decimal64): New.
10698 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10699 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10700 set_float_const_decimal64, clear_float_const_decimal64,
10701 float_const_decimal64_p): New dummy functions.
10702 * doc/extend.texi (Decimal Float): Remove statement that the
10703 pragma, and suffix for double constants, are not supported.
10704 * doc/invoke.texi (Warning Options): List new option.
10705 (-Wunsuffixed-float-constants): New.
10707 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10709 * config/i386/i386.c: Do not include c-common.h.
10711 2009-05-07 Mark Heffernan <meheff@google.com>
10713 * doc/invoke.texi (Debugging Options): Document change of debugging
10715 * opts.c (decode_options): Make dump_base_name relative to
10716 aux_base_name directory.
10718 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10720 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10721 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10723 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10725 * Makefile.in (install-plugin): Simplify a bit.
10727 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10729 * Makefile.in (OBJS-common): Add regcprop.o.
10731 * timevar.def (TV_CPROP_REGISTERS): New.
10732 * regrename.c (regrename_optimize): Return 0.
10733 (rest_of_handle_regrename): Delete.
10734 (pass_rename_registers): Point to regrename_optimize.
10735 (struct value_data_entry, struct value_data,
10736 kill_value_one_regno, kill_value_regno, kill_value,
10737 set_value_regno, init_value_data, kill_clobbered_value,
10738 kill_set_value, kill_autoinc_value, copy_value,
10739 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10740 replace_oldest_value_reg, replace_oldest_value_addr,
10741 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10742 debug_value_data, validate_value_data): Move...
10743 * regcprop.c: ... here.
10744 (rest_of_handle_cprop): Delete.
10745 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10747 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10749 PR middle-end/40057
10750 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10751 GEN_INT for 1 << bitnum.
10752 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10753 build_int_cst_type.
10755 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10757 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10758 Remove wrong description of "nand" operation.
10760 2009-05-06 Richard Guenther <rguenther@suse.de>
10761 Adam Nemet <anemet@caviumnetworks.com>
10763 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10764 comment. Add that if LHS is not a gimple register, then RHS1 has
10765 to be a single object (GIMPLE_SINGLE_RHS).
10767 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10769 * expr.c (get_def_for_expr): Move it up in the file.
10770 (store_field): When expanding a bit-field store, look at the
10771 defining gimple stmt for the masking conversion.
10773 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10775 PR middle-end/39986
10776 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10777 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10778 32-bit memcpy into long.
10780 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10782 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10783 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10785 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10786 instead of appending DW_OP_deref*.
10788 2009-05-06 Michael Matz <matz@suse.de>
10790 PR middle-end/40021
10791 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10792 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10794 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10796 * Makefile.in (install-plugin): Fix srcdir handling.
10798 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10800 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10801 when processing for not_regs_needed bitmap.
10802 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10803 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10804 handling it for rhs.
10806 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10808 * config/i386/i386.md (unnamed inc/dec peephole): Use
10809 optimize_insn_for_size_p instead of optimize_size.
10810 * config/i386/predicates.md (incdec_operand): Likewise.
10811 (aligned_operand): Likewise.
10812 * config/i386/sse.md (divv8sf3): Likewise.
10813 (sqrtv8sf2): Likewise.
10815 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10817 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10819 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10821 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10823 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10824 ssemodesuffixf2c with avxmodesuffixf2c.
10826 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10829 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10831 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10833 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10834 (struct tree_base): Adjust spacing for 8 bit boundaries.
10835 (struct tree_decl_common): Add decl_by_reference_flag bit.
10836 (DECL_BY_REFERENCE): Adjust.
10837 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10838 print DECL_BY_REFERENCE bit.
10839 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10840 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10841 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10842 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10845 PR middle-end/39666
10846 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10847 range of the type, but default label is missing, add it with one
10848 of the existing labels instead of adding a new label for it.
10850 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10854 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10856 * Makefile.in (enable_plugin, plugin_includedir): New.
10857 (install): Depend on install-plugin.
10858 (PLUGIN_HEADERS): New.
10859 (install-plugin): New.
10860 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10862 2009-05-05 Richard Guenther <rguenther@suse.de>
10864 PR tree-optimization/40022
10865 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10867 (phivn_valid_p): Fix tuplification error, simplify.
10868 (phiprop_insert_phi): Add dumps.
10869 (propagate_with_phi): Simplify.
10871 2009-05-05 Richard Guenther <rguenther@suse.de>
10873 PR middle-end/40023
10874 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10876 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10878 * tree.h (strip_float_extensions): Remove duplicate declaration.
10879 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10880 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10881 block_ultimate_origin): Rearrange the declarations line to match the
10882 comment that indicates the .c file which the functions are defined.
10883 (dwarf2out_*, set_decl_rtl): Add comment.
10884 (get_base_address): Adjust comment.
10885 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10886 declarations line and add comment.
10887 (is_builtin_name): Add blank after function name, for clarity.
10889 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10891 * attribs.c (decl_attributes): Use %qE for identifiers in
10893 * cgraphunit.c (verify_cgraph_node): Translate function names to
10894 locale character set in diagnostics.
10895 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10897 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10898 Document that functions are named in UTF-8.
10899 * expr.c (expand_expr_real_1): Translate function names to locale
10900 character set in diagnostics.
10901 * gimplify.c (omp_notice_variable, omp_is_private,
10902 gimplify_scan_omp_clauses): Use %qE for identifiers in
10904 * langhooks.c (lhd_print_error_function): Translate function names
10905 to locale character set.
10906 * langhooks.h (decl_printable_name): Document that return value is
10907 in internal character set.
10908 * stmt.c: Include pretty-print.h
10909 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10911 (resolve_operand_name_1): Translate named operand name to locale
10913 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10915 * toplev.c (announce_function): Translate function names to locale
10917 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10918 (default_tree_printer): Use pp_identifier or translate identifiers
10919 to locale character set. Mark "<anonymous>" for translation.
10920 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10921 for identifiers in diagnostics.
10922 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10924 * varasm.c (output_constructor): Use %qE for identifiers in
10927 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10929 * configure.ac: use ` ` instead of $()
10930 * configure: Regenerate.
10932 2009-05-05 Ben Elliston <bje@au.ibm.com>
10934 * config/pa/linux-atomic.c: Eliminate conditional include of
10935 errno.h on non-LP64 systems to simplify build requirements.
10937 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10939 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10941 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10942 and pass value to identifier_to_locale.
10943 (warn_variable_length_array): Make name a tree.
10944 (grokdeclarator): Separate diagnostic texts for named and unnamed
10945 declarators. Use %qE for named declarators.
10946 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10948 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10949 identifiers in diagnostics.
10950 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10951 identifier_to_locale. Mark "anonymous" strings for translation.
10953 2009-05-04 Michael Eager <eager@eagercon.com>
10955 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10956 address for DImode/DFmode only if double-precision FP regs.
10958 2009-05-04 Michael Eager <eager@eagercon.com>
10960 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10961 TARGET_SINGLE_FLOAT check.
10963 2009-05-04 Michael Eager <eager@eagercon.com>
10965 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10967 2009-05-04 Michael Eager <eager@eagercon.com>
10969 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10970 * config/rs6000/t-xilinx: New
10972 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10974 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10975 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10976 * gcc/explow.c (memory_address): Use target hook.
10977 * gcc/targhooks.c (default_legitimize_address): New.
10978 * gcc/targhooks.h (default_legitimize_address): New.
10979 * gcc/target.h (legitimize_address): New.
10980 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
10981 (TARGET_INITIALIZER): Include it.
10982 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
10984 * config/bfin/bfin-protos.h (legitimize_address): Remove.
10985 * config/bfin/bfin.c (legitimize_address): Remove.
10986 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
10987 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
10989 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
10990 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
10992 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
10993 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
10994 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
10995 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
10996 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
10997 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
10998 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
10999 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11000 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11001 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11002 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11003 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11004 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11005 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11006 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11007 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11008 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11009 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11010 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11011 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11012 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11013 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11014 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11016 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11017 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11018 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11019 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11020 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11021 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11022 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11023 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11024 (thumb_legitimize_address): Delete.
11025 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11026 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11027 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11028 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11029 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11030 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11032 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11035 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11036 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11037 * config/m32r/m32r.c (m32r_legitimize_address): New.
11038 * config/m68k/m68k.c (m68k_legitimize_address): New.
11039 * config/score/score.c (score_legitimize_address): Standardize.
11040 * config/score/score3.c (score3_legitimize_address): Standardize.
11041 * config/score/score3.h (score3_legitimize_address): Adjust.
11042 * config/score/score7.c (score7_legitimize_address): Standardize.
11043 * config/score/score7.h (score7_legitimize_address): Adjust.
11044 * config/sh/sh.c (sh_legitimize_address): New.
11045 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11047 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11048 (s390_legitimize_address): ... this.
11049 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11050 (sparc_legitimize_address): ... this.
11051 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11052 (ix86_legitimize_address): ... this.
11053 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11054 (avr_legitimize_address): ... this.
11055 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11056 (mn10300_legitimize_address): ... this.
11057 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11058 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11059 (alpha_expand_mov): Adjust call.
11061 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11062 * config/spu/spu.c (spu_legitimize_address): Likewise.
11063 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11064 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11066 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11068 * intl.c (locale_encoding, locale_utf8): New.
11069 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11070 * intl.h (locale_encoding, locale_utf8): Declare.
11071 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11072 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11074 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11076 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11077 (pp_base_tree_identifier): Declare as function.
11078 (identifier_to_locale): Declare.
11079 * Makefile.in (pretty-print.o): Update dependencies.
11080 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11082 2009-05-04 Richard Guenther <rguenther@suse.de>
11084 PR middle-end/40015
11085 * builtins.c (fold_builtin_memory_op): Do not decay to element
11086 type if the size matches the whole array.
11088 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11090 * expmed.c (synth_mult): When trying out a shift, pass the result
11093 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11095 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11096 (shiftsub1_cost): New.
11097 (init_expmed): Compute shiftsub1_cost.
11098 (synth_mult): Optimize multiplications by constants of the form
11099 -(2^^m-1) for some constant positive integer m.
11101 2009-05-03 Richard Guenther <rguenther@suse.de>
11104 * c-typeck.c (array_to_pointer_conversion): Do not built
11105 ADDR_EXPRs of arrays of pointer-to-element type.
11106 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11107 up wrong ADDR_EXPRs after-the-fact.
11108 * c-common.c (strict_aliasing_warning): Strip pointer
11109 conversions for obtaining the original type.
11110 * builtins.c (fold_builtin_memset): Handle array types.
11111 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11114 2009-05-03 Richard Guenther <rguenther@suse.de>
11116 PR middle-end/23329
11117 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11118 Do not lose casts from array types with unknown extent to array
11119 types with known extent.
11120 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11121 alias set compatibility.
11123 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11125 * flags.h (extra_warnings): Delete.
11126 * toplev.c (process_options): Handle Wuninitialized here.
11127 * opts.c (extra_warnings): Delete.
11128 (set_Wextra): Delete.
11129 (common_handle_option): -Wextra can be handled automatically.
11130 * c-opts.c (c_common_handle_option): Delete obsolete code.
11131 (c_common_post_options): Simplify comment.
11132 * common.opt (W): Add Var.
11134 (Wuninitialized): Initialize to -1.
11136 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11137 Richard Guenther <rguenther@suse.de>
11139 * expr.c (get_def_for_expr): New function.
11140 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11141 SSA rather than trees.
11142 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11143 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11145 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11147 * c-common.c (reswords): Add _Imaginary.
11148 * c-common.c (enum rid): Add RID_IMAGINARY.
11150 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11152 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11153 Patch by Richard Guenther.
11155 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11157 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11158 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11159 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11160 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11161 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11162 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11163 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11164 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11165 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11166 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11167 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11168 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11169 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11170 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11171 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11172 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11173 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11174 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11176 2009-05-02 Richard Guenther <rguenther@suse.de>
11178 PR tree-optimization/39940
11179 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11182 2009-05-02 Richard Guenther <rguenther@suse.de>
11184 PR middle-end/40001
11185 * tree-ssa.c (execute_update_addresses_taken): Properly check
11186 if we can mark a variable DECL_GIMPLE_REG_P.
11187 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11188 back to the end of the function.
11189 (is_gimple_reg_type): Remove complex type special casing.
11190 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11193 2009-05-02 Ben Elliston <bje@au.ibm.com>
11195 * doc/collect2.texi (Collect2): Document search path behaviour
11196 when configured with --with-ld.
11198 2009-05-02 Jan Hubicka <jh@suse.cz>
11200 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11201 parameter; update callers.
11202 (coalesce_cost_edge): EH edges are costier because they needs
11203 splitting even if not critical and even more costier when there are
11204 multiple EH predecestors.
11206 2009-05-02 Jan Hubicka <jh@suse.cz>
11208 * except.c (remove_eh_handler_and_replace): Handle updating after
11209 removing TRY blocks.
11211 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11213 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11215 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11217 * varasm.c: Do not include c-pragma.h.
11218 * attribs.c: Do not incude c-common.h.
11220 2009-05-01 Michael Matz <matz@suse.de>
11222 * calls.c (initialize_argument_information): Handle SSA names like
11223 decls with a non MEM_P DECL_RTL.
11225 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11227 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11228 * ipa-utils.c: Likewise.
11229 * ipa-type-escape.c: Likewise.
11230 * cgraphunit.c Do not include c-common.h.
11231 * ipa-pure-const.c: Likewise.
11232 * tree-if-conv.c: Likewise.
11233 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11234 * ipa-struct-reorg.c: Likewise.
11235 * tree-nomudflap.c: Likewise.
11236 * tree-ssa-structalias.c: Likewise.
11238 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11240 * store-motion.c: Many cleanups to make this pass a first-class
11241 citizen instead of an appendix to gcse load motion. Add TODO list
11242 to make this pass faster/cleaner/better.
11244 (struct ls_expr): Post gcse.c-split cleanups.
11245 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11246 "stores" field to "avail_stores".
11247 (pre_ldst_mems): Rename to store_motion_mems.
11248 (pre_ldst_table): Rename to store_motion_mems_table.
11249 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11250 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11251 (ldst_entry): Rename to st_expr_entry, update users.
11252 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11253 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11254 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11256 (first_ls_expr): Rename to first_st_expr, update users.
11257 (next_ls_expr): Rename to next_st_expr, update users.
11258 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11259 fields properly for store motion instead of names inherited from load
11261 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11262 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11265 (ae_kill): Rename to st_kill, update users.
11266 (ae_gen): Rename to st_avloc, update users.
11267 (transp): Rename to st_transp, update users.
11268 (pre_insert_map): Rename to st_insert_map, update users.
11269 (pre_delete_map): Rename to st_delete_map, update users.
11270 (insert_store, build_store_vectors, free_store_memory,
11271 one_store_motion_pass): Update for abovementioned changes.
11273 (gcse_subst_count, gcse_create_count): Remove.
11274 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11275 and "n_stores_created", local variables.
11277 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11280 (regvec, compute_store_table_current_insn): Remove.
11281 (reg_set_info, reg_clear_last_set): Remove.
11282 (compute_store_table): Use DF caches instead of local dataflow
11285 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11287 * c-objc-common.c (c_tree_printer): Print identifiers with
11288 pp_identifier, not pp_string. Mark "({anonymous})" for
11290 * c-pretty-print.c (pp_c_ws_string): New.
11291 (pp_c_cv_qualifier, pp_c_type_specifier,
11292 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11293 pp_c_storage_class_specifier, pp_c_function_specifier,
11294 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11295 pp_c_primary_expression, pp_c_postfix_expression,
11296 pp_c_unary_expression, pp_c_shift_expression,
11297 pp_c_relational_expression, pp_c_equality_expression,
11298 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11299 use pp_string and pp_c_ws_string in place of pp_identifier and
11300 pp_c_identifier for non-identifiers. Mark English strings for
11302 * c-pretty-print.h (pp_c_ws_string): Declare.
11304 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11305 Roland McGrath <roland@redhat.com>
11307 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11308 (ENABLE_LD_BUILDID): New configuration option.
11309 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11310 (LINK_BUILDID_SPEC): New macro.
11311 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11313 * doc/install.texi: Document --enable-linker-build-id option.
11314 * configure: Rebuild.
11315 * config.in: Rebuild.
11317 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11319 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11320 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11321 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11322 MIPS_GP_SAVE_AREA_SIZE.
11323 * config/mips/mips.c (struct mips_frame_info): Update comment
11324 before arg_pointer_offset and hard_frame_pointer_offset.
11325 (mips_compute_frame_info): Update diagram before function: to
11326 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11327 indicate the position of frame_pointer_rtx with -fstack-protector and
11328 to show args_size. Don't allocate cprestore area for leaf functions
11329 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11331 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11333 2009-04-30 Michael Matz <matz@suse.de>
11335 PR tree-optimization/39955
11336 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11338 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11340 * ira.c (setup_cover_and_important_classes): Use safe macro
11341 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11343 * genpreds.c (write_tm_preds_h): Output suitable definition of
11344 REG_CLASS_FOR_CONSTRAINT.
11346 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11348 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11350 * bitmap.c (bitmap_descriptor): Likewise.
11351 * ggc-common.c (loc_descriptor): Likewise.
11352 * varray.c (varray_descriptor): Likewise.
11353 * vec.c (vec_descriptor): Likewise.
11355 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11357 * Makefile.in (dce.o): Add $(EXCEPT_H).
11358 * dce.c: Include except.h and delete redundant vector definitions.
11359 (deletable_insn_p): Return false for non-call insns that can throw
11362 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11364 * gcse.c (ae_gen): Remove.
11365 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11366 and make non-static function to make it available in store-motion.c.
11367 Update call sites with search-and-replace.
11368 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11369 extract_mentioned_regs, extract_mentioned_regs_helper,
11370 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11371 store_killed_in_insn, store_killed_after, store_killed_before,
11372 build_store_vectors, insert_insn_start_basic_block, insert-store,
11373 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11374 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11375 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11376 * store-motion.c: ...new file. Also copy data structures from gcse.c
11377 and clean up to remove parts not used by store motion.
11378 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11379 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11381 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11384 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11385 when optimizing for size.
11387 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11389 * gcse.c (gcse_constant_p): Fix typo in last change.
11391 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11393 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11395 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11397 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11399 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11401 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11402 CONST_HIGH_PART result.
11404 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11406 * config/avr/avr.c (initial_elimination_offset): Rename to
11407 avr_initial_elimination_offset.
11408 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11409 change return type to bool.
11410 (avr_can_eliminate): New function.
11411 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11412 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11413 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11414 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11415 avr_initial_elimination_offset.
11416 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11417 (avr_initial_elimination_offset): Define.
11419 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11420 Steven Bosscher <steven@gcc.gnu.org>
11422 PR rtl-optimization/39938
11423 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11424 * cfgrtl.c: Include insn-attr.h.
11425 (rest_of_pass_free_cfg): New function.
11426 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11427 * resource.c (init_resource_info): Remove call to df_analyze.
11429 2009-04-29 Richard Guenther <rguenther@suse.de>
11432 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11433 allow conversion to signed integers.
11435 2009-04-29 Richard Guenther <rguenther@suse.de>
11437 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11438 shifts of floating point vectors if the shift amount is
11439 a constant multiple of the element size.
11441 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11442 Michael Matz <matz@suse.de>
11444 PR middle-end/39927
11446 * tree-outof-ssa.c (emit_partition_copy): New function.
11447 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11448 insert_part_to_rtx_on_edge): Perform the partition base var
11449 copy using emit_partition_copy.
11450 (insert_value_copy_on_edge): Convert constants to the right mode.
11451 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11452 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11454 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11456 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11457 scan backwards to try to find a constant to initialize it.
11459 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11460 insn before the loop_end instruction, don't look past labels.
11462 2009-04-29 Richard Guenther <rguenther@suse.de>
11464 PR middle-end/39937
11465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11466 loose type conversions.
11467 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11468 stmts only if there are no uses of its definition.
11470 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11472 * config/bfin/bfin.h (splitting_loops): Declare.
11473 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11474 Reorder bit definitions to be ascending.
11475 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11476 * config/bfin/bfin.c (splitting_loops): New variable.
11477 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11478 (struct loop_info): Remove members INIT and LOOP_INIT.
11479 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11480 the LSETUP sequence. Allow LC to be loaded from any register, but
11481 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11482 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11484 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11485 of reload_completed.
11488 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11490 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11492 * Makefile.in (PLUGIN_VERSION_H): New.
11493 (OBJS-common): Remove plugin-version.o.
11494 (plugin.o): Depend on (PLUGIN_VERSION_H).
11495 (plugin-version.o): Remove.
11496 * configure: Regenerate
11497 * configure.ac: Create plugin-version.h.
11498 * gcc-plugin.h (plugin_gcc_version): Remove.
11499 (plugin_default_version_check): Change signature.
11500 * plugin-version.c: Remove.
11501 * plugin.c: Include plugin-version.h.
11502 (str_plugin_gcc_version_name): Remove.
11503 (try_init_one_plugin): Pass gcc version to plugin_init.
11504 (plugin_default_version_check): Both gcc and plugin versions are now
11507 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11509 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11510 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11511 Remove special case testing for last insn of inner loops. Don't fail
11512 if the loop ends with a jump, emit an extra nop instead.
11514 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11515 DREGS rather than comparing directly. Remove code that tries to
11516 account for latencies.
11518 2009-04-29 Richard Guenther <rguenther@suse.de>
11520 PR tree-optimization/39941
11521 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11522 eliminating an indirect call.
11524 2009-04-29 Richard Guenther <rguenther@suse.de>
11526 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11527 parameter. Allow invariants as base if !require_lvalue.
11528 (verify_gimple_assign_single): Adjust.
11530 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11532 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11533 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11534 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11535 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11536 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11538 * config/bfin/bfin.c (bfin_expand_builtin,
11539 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11541 2009-04-28 Richard Guenther <rguenther@suse.de>
11543 * tree-vect-loop.c (get_initial_def_for_induction): Use
11544 correct types for pointer increment.
11546 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11548 * toplev.c (print_version): Update GMP version string calculation.
11550 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11552 PR rtl-optimization/39938
11553 * resource.c (init_resource_info): Add call to df_analyze.
11555 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11557 * config/alpha/alpha.md (usegp): Cast the result of
11558 alpha_find_lo_sum_using_gp to enum attr_usegp.
11559 * config/alpha/alpha.c (override_options): Remove end-of-structure
11560 marker element from cpu_table. Use array size of cpu_table to handle
11561 -mcpu and -mtune options.
11562 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11564 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11566 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11567 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11568 tune_32 and tune_64.
11569 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11570 support on PowerPC.
11571 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11572 * config/rs6000/option-defaults.h: ... here. New file.
11573 (OPT_64, OPT_32): Define.
11574 (MASK_64BIT): Define to 0 if not already defined.
11575 (OPT_ARCH64, OPT_ARCH32): Define.
11576 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11579 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11581 * config/arm/arm.c (arm_override_options): Emit error on using
11584 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11586 PR rtl-optimization/39914
11587 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11588 registers for allocnos created from user-defined variables only
11589 when not optimizing.
11591 2009-04-28 Richard Guenther <rguenther@suse.de>
11593 PR middle-end/39937
11594 * fold-const.c (fold_binary): Use distribute_real_division only
11597 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11599 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11600 add hpux-stdint.h to tm_file.
11601 (hppa[12]*-*-hpux11*): Ditto.
11602 (ia64*-*-hpux*): Ditto.
11603 * config/hpux-stdint.h: New.
11604 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11605 __STDC_EXT__ for all compiles.
11606 * config/pa/pa-hpux.h: Ditto.
11607 * config/pa/pa-hpux10.h: Ditto.
11608 * config/pa/pa-hpux11.h: Ditto.
11610 2009-04-28 Catherine Moore <clm@codesourcery.com>
11612 * debug.h (set_name): Add comment.
11614 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11617 * config/darwin.c (machopic_gen_offset): Check
11618 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11619 * config/arm/arm.c (require_pic_register): Likewise.
11621 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11623 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11624 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11625 m32c_promote_prototypes): Delete.
11627 2009-04-28 Michael Matz <matz@suse.de>
11629 PR middle-end/39922
11630 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11633 2009-04-28 Richard Guenther <rguenther@suse.de>
11635 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11637 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11639 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11640 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11641 * config/arm/arm-tune.md: Regenerate.
11643 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11645 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11646 block if there are complex incoming edges.
11647 (sel_merge_blocks): Remove useless assert.
11648 (sel_redirect_edge_and_branch): Check that edge was redirected.
11649 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11650 (sel_find_rgns): Delete declaration.
11651 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11652 the region when it is not a preheader.
11654 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11657 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11659 2009-04-28 Richard Guenther <rguenther@suse.de>
11661 * tree.h (SSA_NAME_VALUE): Remove.
11662 (struct tree_ssa_name): Remove value_handle member.
11663 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11664 array for jump threading.
11665 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11667 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11668 * tree-flow.h (threadedge_initialize_values): Declare.
11669 (threadedge_finalize_values): Likewise.
11670 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11671 (SSA_NAME_VALUE): Define.
11672 (threadedge_initialize_values): New function.
11673 (threadedge_finalize_values): Likewise.
11674 * tree-ssa-dom.c (ssa_name_values): New global variable.
11675 (SSA_NAME_VALUE): Define.
11676 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11678 2009-04-28 Ira Rosen <irar@il.ibm.com>
11680 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11681 Use REPORT_VECTORIZED_LOCATIONS instead
11682 REPORT_VECTORIZED_LOOPS.
11683 * tree-vectorizer.c (vect_verbosity_level): Make static.
11684 (vect_loop_location): Rename to vect_location.
11685 (vect_set_verbosity_level): Update comment.
11686 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11688 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11689 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11690 instead REPORT_UNVECTORIZED_LOOPS.
11691 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11692 and vect_loop_def to vect_external_def and vect_internal_def.
11693 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11694 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11695 REPORT_UNVECTORIZED_LOCATIONS.
11696 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11697 and vect_used_in_loop and to vect_unused_in_scope and
11698 vect_used_in_scope.
11699 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11700 (vect_verbosity_level): Remove declaration.
11701 (vect_analyze_operations): Likewise.
11702 (vect_analyze_stmt): Declare.
11703 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11704 REPORT_UNVECTORIZED_LOCATIONS.
11705 (vect_get_loop_niters): Fix indentation.
11706 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11707 (vect_analyze_loop_operations): New function.
11708 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11709 vect_analyze_operations.
11710 (vect_is_simple_reduction): Use new names.
11711 (vectorizable_live_operation, vect_transform_loop): Likewise.
11712 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11713 to specify whether the data references can be a part of interleaving
11715 (vect_analyze_data_ref_dependence): Use new names.
11716 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11717 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11718 * tree-vect-patterns.c (widened_name_p): Use new names.
11719 (vect_recog_dot_prod_pattern): Likewise.
11720 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11721 (process_use, vect_mark_stmts_to_be_vectorized,
11722 vect_model_simple_cost, vect_model_store_cost,
11723 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11724 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11725 vectorizable_operation, vectorizable_type_demotion,
11726 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11727 vectorizable_condition): Likewise.
11728 (vect_analyze_operations): Split into vect_analyze_loop_operations
11730 (vect_analyze_stmt): ... new function.
11731 (new_stmt_vec_info): Use new names.
11732 (vect_is_simple_use): Use new names and fix comment.
11733 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11734 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11736 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11739 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11740 and integer modes for x87 operands. Do not ICE for unsupported size,
11741 generate error instead. Generate error for unsupported operand types.
11742 ['z']: Do not handle HImode memory operands specially. Warning
11743 for floating-point operands. Fallthru to 'Z' for unsupported operand
11744 types. Do not ICE for unsupported size, generate error instead.
11745 (output_387_binary_op): Use %Z to output operands.
11746 (output_fp_compare): Ditto.
11747 (output_387_reg_move): Ditto.
11749 2009-04-28 Ben Elliston <bje@au.ibm.com>
11754 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11756 * builtins.c (c_strlen): Do not warn here.
11757 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11758 * c-common.c (pointer_int_sum): Take an explicit location.
11759 Warn about offsets out of bounds.
11760 * c-common.h (pointer_int_sum): Adjust declaration.
11762 2009-04-27 Ian Lance Taylor <iant@google.com>
11764 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11766 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11767 * df-core.c (df_set_flags): Change return type to int. Change
11768 type of old_flags to int.
11769 (df_clear_flags): Likewise.
11770 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11771 (df_get_conditional_uses): Likewise.
11772 * df.h (df_set_flags, df_clear_flags): Update declarations.
11773 * dwarf2out.c (struct indirect_string_node): Change type of form
11774 field to enum dwarf_form.
11775 (AT_string_form): Change return type to enum dwarf_form.
11776 * fixed-value.c (fixed_compare): Add cast to enum type.
11777 * fwprop.c (update_df): Change 0 to VOIDmode.
11778 * gensupport.c: Change 0 to UNKNOWN.
11779 * gimple.h (gimple_cond_code): Add cast to enum type.
11780 * haifa-sched.c (reemit_notes): Add cast to enum type.
11781 * hooks.c (hook_int_void_no_regs): Remove function.
11782 * hooks.h (hook_int_void_no_regs): Remove declaration.
11783 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11784 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11785 * real.c (real_arithmetic): Add cast to enum type.
11786 (real_compare): Likewise.
11787 * target.h (struct gcc_target): Change return type of
11788 branch_target_register_class to enum reg_class.
11789 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11790 default_branch_target_register_class.
11791 * targhooks.c (default_branch_target_register_class): New function.
11792 * targhooks.h (default_branch_target_register_class): Declare.
11793 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11794 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11796 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11798 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11799 vect_uninitialized_def. Change 0 to ERROR_MARK.
11800 * tree-vect-stmts.c (supportable_widening_operation): Don't
11801 initialize icode1 and icode2.
11802 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11803 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11805 (cmn_err_flag_specs): Change 0 to STD_C89.
11806 (cmn_err_char_table): Likewise.
11807 * config/arm/arm.c (get_arm_condition_code): Change type of code
11808 to enum arm_cond_code.
11809 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11810 (IWMMXT_BUILTIN2): Likewise.
11811 (neon_builtin_type_bits): Don't define typedef.
11812 (neon_builtin_datum): Change type of bits field to int.
11813 (arm_expand_neon_args): Add cast to enum type.
11814 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11816 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11817 casts to enum type.
11818 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11820 * config/mips/mips.md (jal_macro): Return enum constant.
11821 (single_insn): Likewise.
11822 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11824 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11825 casts to enum type.
11826 * config/s390/s390.c (s390_tune_flags): Change type to int.
11827 (s390_arch_flags): Likewise.
11828 (s390_handle_arch_option): Change flags field of struct pta to int.
11829 * config/s390/s390.h (s390_tune_flags): Update declaration.
11830 (s390_arch_flags): Likewise.
11831 * config/sh/sh.c (prepare_move_operands): Compare
11832 tls_symbolic_operand result with enum constant.
11833 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11834 (sh_expand_prologue): Add cast to enum type.
11835 (sh_expand_epilogue): Likewise.
11836 (tls_symbolic_operand): Change return type to enum tls_model.
11837 (fpscr_set_from_mem): Add cast to enum type.
11838 (legitimize_pic_address): Compare tls_symbolic_operand result with
11840 (sh_target_reg_class): Change return type to enum reg_class.
11841 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11843 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11844 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11845 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11846 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11847 (delayed_branch, tls_call_delay): Likewise.
11848 (eligible_for_sibcall_delay): Likewise.
11849 (eligible_for_return_delay): Likewise.
11850 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11851 (spu_expand_builtin_1): Likewise.
11853 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11854 for all types of conversions.
11855 (output_init_element): Issue -Wc++-compat warning if needed when
11856 initializing a bitfield with enum type.
11857 * c-parser.c (c_parser_expression): Set original_type to
11858 original_type of right hand operand of comman operator.
11860 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11862 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11864 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11865 * doc/cpp.texi (Standard Predefined Macros)
11866 (Implementation-defined behavior): Likewise.
11867 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11868 * doc/gimple.texi (GIMPLE Exception Handling)
11869 (@code{GIMPLE_ASSIGN}): Likewise.
11870 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11871 * doc/invoke.texi (Warning Options, Optimize Options)
11872 (AVR Options, Darwin Options): Likewise.
11873 (Optimize Options): Reformulate -fwhole-program description.
11874 * doc/loop.texi (Lambda): Likewise.
11875 * doc/md.texi (Output Template, Define Constraints)
11876 (Standard Names, Insn Splitting): Likewise.
11877 * doc/options.texi (Option properties): Likewise.
11878 * doc/passes.texi (Tree-SSA passes): Likewise.
11879 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11880 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11881 (File Names and DBX): Likewise.
11882 * doc/trouble.texi (Incompatibilities): Likewise.
11884 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11886 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11887 instruction is correct.
11889 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11891 Allow non-constant arguments to conversion intrinsics.
11892 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11893 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11894 * spu.c (print_operand): Handle 'v' and 'w'.
11895 (exp2_immediate_p, spu_gen_exp2): Define.
11896 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11897 spu_convtf_1): Update parameter descriptions.
11898 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11899 * constraints.md ('v', 'w'): New.
11900 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11902 (i2f, I2F): New define_mode_attr.
11903 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11904 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11905 fixuns_truncv4sfv4si2): Update to use mode attribute.
11906 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11907 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11908 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11909 patterns for combine.
11911 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11913 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11914 (cprop, hoist, pre, store_motion): New debug counters.
11915 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11916 is not an RTL pass anymore.
11917 (pass_profiling): Remove extern decl for pass removed in 2005.
11918 (pass_gcse, pass_jump_bypass): Remove.
11919 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11920 to 0 for clean state.
11921 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11922 * cse.c (gate_handle_cse_after_global_opts,
11923 rest_of_handle_cse_after_global_opts): New functions.
11924 (pass_cse_after_global_opts): New pass, does local CSE.
11925 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11926 (TV_CPROP): New timevar.
11927 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11928 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11929 (gcse_main, recompute_all_luids): Remove.
11930 (compute_hash_table_work): Call max_reg_num instead of reading
11932 (cprop_jump): Don't set run_jump_opt_after_gcse.
11933 (constprop_register): Always allow to alter jumps.
11934 (cprop_insn): Likewise.
11935 (do_local_cprop): Likewise.
11936 (local_cprop_pass): Likewise. Return non-zero if something changed.
11937 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11938 (find_implicit_sets): Add note about missed optimization opportunity.
11939 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11940 pass_rtl_cprop execute function.
11941 Don't bother tracking the pass number, each pass gets its own dumpfile
11943 Always allow to alter jumpsand bypass jumps.
11944 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11945 will just find no suitable set.
11946 (pre_edge_insert): Fix dumping, this function is for PRE only.
11947 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11948 pass_rtl_pre execute function.
11949 (hoist_code): Return non-zero if something changed. Keep track of
11950 substitutions and insertions for statistics gathering similar to PRE.
11951 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11952 called from the pass_rtl_hoist execute function. Show pass statistics.
11953 (compute_store_table): Use max_reg_num directly instead of using the
11954 formerly global max_gcse_regno.
11955 (build_store_vectors): Likewise.
11956 (replace_store_insn): Fix dumping.
11957 (store_motion): Rename to ...
11958 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11959 pass, called from the pass_rtl_store_motion execute function. Keep
11960 track of substitutions and insertions for statistics gathering similar
11962 (bypass_jumps): Remove, fold interesting bits into ...
11963 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11964 from the pass_rtl_cprop execute function.
11965 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11966 pass_jump_bypass): Remove.
11967 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11968 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11969 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11970 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11971 (gate_rtl_store_motion, execute_rtl_store_motion,
11972 pass_rtl_store_motion): New.
11973 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11974 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11975 * passes.c (init_optimization_passes): Remove pass_gcse and
11976 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
11977 and cse_after_global_opts in place of pass_gcse. Schedule cprop
11978 instead of pass_jump_bypass.
11980 2009-04-27 Richard Guenther <rguenther@suse.de>
11982 PR middle-end/39928
11983 * gimplify.c (gimplify_expr): If we are required to create
11984 a temporary make sure it ends up as register.
11986 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
11989 * config/i386/i386.c (construct_container): Don't call
11990 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
11991 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
11993 2009-04-27 Michael Matz <matz@suse.de>
11995 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
11996 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
11997 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
11998 (dump_replaceable_exprs): Take a bitmap.
11999 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12001 (expand_gimple_basic_block): Likewise.
12002 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12003 replaceable_expressions member a bitmap.
12004 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12005 (mark_replaceable): Likewise.
12006 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12007 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12009 2009-04-27 Richard Guenther <rguenther@suse.de>
12011 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12012 (verify_stmts): Dispatch to gimple/type verification code.
12013 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12014 issue with call argument types.
12016 2009-04-27 Michael Matz <matz@suse.de>
12018 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12019 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12022 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12023 Eric Botcazou <ebotcazou@adacore.com>
12025 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12026 a label's basic block.
12027 (mark_target_live_regs): Tidy and rework obsolete comments.
12028 Change back DF problem to LIVE. If a label starts a basic block,
12029 assume that all registers that used to be live then still are.
12030 (init_resource_info): If a label starts a basic block, set its
12031 BLOCK_FOR_INSN accordingly.
12032 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12034 2009-04-27 Richard Guenther <rguenther@suse.de>
12036 * tree-flow-inline.h (function_ann): Remove.
12037 (get_function_ann): Likewise.
12038 * tree-dfa.c (create_function_ann): Remove.
12039 * tree-flow.h (struct static_var_ann_d): Remove.
12040 (struct function_ann_d): Likewise.
12041 (union tree_ann_d): Remove fdecl member.
12042 (function_ann_t): Remove.
12043 (function_ann, get_function_ann, create_function_ann): Remove
12046 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12048 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12050 2009-04-27 Jan Hubicka <jh@suse.cz>
12052 * ipa-pure-const.c (struct funct_state_d): New fields
12053 state_previously_known, looping_previously_known; remove
12054 state_set_in_source.
12055 (analyze_function): Use new fields.
12056 (propagate): Avoid assumption that state_set_in_source imply
12059 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12060 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12061 * cfgloop.h (finite_loop_p): Declare.
12063 2009-04-26 Michael Matz <matz@suse.de>
12065 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12067 2009-04-26 Michael Matz <matz@suse.de>
12069 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12070 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12071 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12072 pass_mark_used_blocks): Remove.
12073 * tree-optimize.c (pass_free_datastructures,
12074 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12075 * passes.c (init_optimization_passes): Don't call
12076 pass_mark_used_blocks, remove dead code.
12078 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12080 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12081 * tree-ssa-live.h (register_ssa_partition): Likewise.
12083 2009-04-26 Michael Matz <matz@suse.de>
12086 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12087 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12088 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12090 (compare_pairs): Swap cost comparison.
12091 (coalesce_ssa_name): Don't use change_partition_var.
12092 * tree-nrv.c (struct nrv_data): Add modified member.
12093 (finalize_nrv_r): Set it.
12094 (tree_nrv): Use it to update statements.
12095 (pass_nrv): Require PROP_ssa.
12096 * tree-mudflap.c (mf_decl_cache_locals,
12097 mf_build_check_statement_for): Use make_rename_temp.
12098 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12099 * alias.c (find_base_decl): Handle SSA names.
12100 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12101 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12102 * rtl.h (set_reg_attrs_for_parm): Declare.
12103 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12104 to "optimized", remove unused locals at finish.
12105 (execute_free_datastructures): Make global, call
12106 delete_tree_cfg_annotations.
12107 (execute_free_cfg_annotations): Don't call
12108 delete_tree_cfg_annotations.
12110 * ssaexpand.h: New file.
12111 * expr.c (toplevel): Include ssaexpand.h.
12112 (expand_assignment): Handle SSA names the same as register variables.
12113 (expand_expr_real_1): Expand SSA names.
12114 * cfgexpand.c (toplevel): Include ssaexpand.h.
12115 (SA): New global variable.
12116 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12117 (SSAVAR): New macro.
12118 (set_rtl): New helper function.
12119 (add_stack_var): Deal with SSA names, use set_rtl.
12120 (expand_one_stack_var_at): Likewise.
12121 (expand_one_stack_var): Deal with SSA names.
12122 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12123 before unique numbers.
12124 (expand_stack_vars): Use set_rtl.
12125 (expand_one_var): Accept SSA names, add asserts for them, feed them
12126 to above subroutines.
12127 (expand_used_vars): Expand all partitions (without default defs),
12128 then only the local decls (ignoring those expanded already).
12129 (expand_gimple_cond): Remove edges when jumpif() expands an
12130 unconditional jump.
12131 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12132 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12134 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12135 members of SA; deal with PARM_DECL partitions here; expand
12136 all PHI nodes, free tree datastructures and SA. Commit instructions
12137 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12138 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12139 info and statements at start, collect garbage at finish.
12140 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12141 (VAR_ANN_PARTITION) Remove.
12142 (change_partition_var): Don't declare.
12143 (partition_to_var): Always return SSA names.
12144 (var_to_partition): Only accept SSA names.
12145 (register_ssa_partition): Only check argument.
12146 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12148 (delete_var_map): Don't free it.
12149 (var_union): Only accept SSA names, simplify.
12150 (partition_view_init): Mark only useful SSA names as used.
12151 (partition_view_fini): Only deal with SSA names.
12152 (change_partition_var): Remove.
12153 (dump_var_map): Use ssa_name instead of partition_to_var member.
12154 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12156 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12157 (struct _elim_graph): New member const_dests; nodes member vector of
12159 (set_location_for_edge): New static helper.
12160 (create_temp): Remove.
12161 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12162 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12163 (new_elim_graph): Allocate const_dests member.
12164 (clean_elim_graph): Truncate const_dests member.
12165 (delete_elim_graph): Free const_dests member.
12166 (elim_graph_size): Adapt to new type of nodes member.
12167 (elim_graph_add_node): Likewise.
12168 (eliminate_name): Likewise.
12169 (eliminate_build): Don't take basic block argument, deal only with
12170 partition numbers, not variables.
12171 (get_temp_reg): New static helper.
12172 (elim_create): Use it, deal with RTL temporaries instead of trees.
12173 (eliminate_phi): Adjust all calls to new signature.
12174 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12175 (rewrite_trees): Only do checking.
12176 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12177 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12178 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12179 contains_tree_r, MAX_STMTS_IN_LATCH,
12180 process_single_block_loop_latch, analyze_edges_for_bb,
12181 perform_edge_inserts): Remove.
12182 (expand_phi_nodes): New global function.
12183 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12184 functions, initialize new parameter, remember partitions having a
12186 (finish_out_of_ssa): New global function.
12187 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12188 don't reset in_ssa_p here, don't disable TER when mudflap.
12189 (pass_del_ssa): Remove.
12190 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12192 (execute_free_datastructures): Declare.
12193 * Makefile.in (SSAEXPAND_H): New variable.
12194 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12195 * basic-block.h (commit_one_edge_insertion): Declare.
12196 * passes.c (init_optimization_passes): Move pass_nrv and
12197 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12198 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12199 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12200 (redirect_branch_edge): Deal with super block when expanding, split
12201 out jump patching itself into ...
12202 (patch_jump_insn): ... here, new static helper.
12204 2009-04-26 Michael Matz <matz@suse.de>
12206 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12207 beyond num_ssa_names.
12208 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12209 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12211 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12213 PR inline-asm/39543
12214 * fwprop.c (forward_propagate_asm): New function.
12215 (forward_propagate_and_simplify): Propagate also into __asm, if it
12216 doesn't increase the number of referenced registers.
12219 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12221 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12223 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12224 note_nonlocal_vla_type for nonlocal VLAs.
12225 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12226 contains_remapped_vars, remap_vla_decls): New functions.
12227 (convert_nonlocal_reference_stmt): If not optimizing, call
12228 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12229 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12230 if it wasn't found in var_map.
12231 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12232 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12233 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12235 * gimplify.c (nonlocal_vlas): New variable.
12236 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12238 (gimplify_body): Create and destroy nonlocal_vlas.
12240 * dwarf2out.c (loc_descr_plus_const): New function.
12241 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12242 mem_loc_descriptor, loc_descriptor_from_tree_1,
12243 descr_info_loc, gen_variable_die): Use it.
12245 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12246 !TREE_STATIC VAR_DECLs.
12247 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12248 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12249 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12250 DECL_BY_REFERENCE is valid.
12251 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12252 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12253 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12254 Copy DECL_BY_REFERENCE.
12255 (struct nesting_copy_body_data): New type.
12256 (nesting_copy_decl): New function.
12257 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12258 if they have variable length.
12260 2009-04-26 Michael Matz <matz@suse.de>
12262 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12263 mark new temporaries for renaming.
12265 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12268 * c-decl.c (global_bindings_p): Return negative value.
12269 (c_variable_size): New. Based on variable_size from
12271 (grokdeclarator): Call c_variable_size not variable_size.
12273 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12275 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12277 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12279 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12280 Redefine it to just use mingw/include.
12281 (ASM_SPEC): Rules for -m32 and -m64.
12282 (LINK_SPEC): Use Likewise.
12283 (SPEC_32): New define.
12284 (SPEC_64): Likewise.
12285 (SUB_LINK_SPEC): Likewise.
12286 (MULTILIB_DEFAULTS): New define.
12287 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12288 Add multilib options.
12289 (MULTILIB_DIRNAMES): Likewise.
12290 (MULTILIB_OSDIRNAMES): Likewise.
12291 (LIBGCC): Likewise.
12292 (INSTALL_LIBGCC): Likewise.
12294 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12297 * c-tree.h (enum c_inline_static_type): New.
12298 (record_inline_static): Declare.
12299 * c-decl.c (struct c_inline_static, c_inline_statics,
12300 record_inline_static, check_inline_statics): New.
12301 (pop_file_scope): Call check_inline_statics.
12302 (start_decl): Call record_inline_static instead of pedwarning
12303 directly for static in inline function.
12304 * c-typeck.c (build_external_ref): Call record_inline_static
12305 instead of pedwarning directly for static referenced in inline
12308 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12310 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12311 not new but only being rescanned.
12312 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12313 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12314 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12315 record_set_info, compute_set, grealloc): Remove.
12316 (recompute_all_luids): New function.
12317 (gcse_main): Don't compute sets, and don't do related memory
12318 allocations/free-ing. If something changed before the end of the
12319 pass, update LUIDs using recompute_all_luids.
12320 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12321 (free_gcse_mem): Don't free it either.
12322 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12323 Use the df insn LUIDs.
12324 (load_killed_in_block): Likewise.
12325 (compute_hash_table_work): Don't compute reg_set_in_block.
12326 (compute_transp): Use DF_REG_DEF_CHAINs.
12327 (local_cprop_pass): Don't use compute_sets and related functions.
12328 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12329 Use get_max_uid() instead of max_cuid.
12330 (insert_insn_end_basic_block, pre_insert_copy_insn,
12331 update_ld_motion_stores): Don't try to
12332 keep reg_set tables up to date.
12333 (pre_insert_copies): Use df insn LUIDs.
12334 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12335 (reg_set_info): Don't use extra bitmap argument.
12336 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12337 information to compute regs_set_in_block.
12338 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12339 (bypass_jumps): Don't use compute_sets and friends.
12341 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12344 * opts.c (undocumented_msg): Do not leave blank even with
12347 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12349 * c-decl.c (build_enumerator): Allow values folding to integer
12350 constants but not integer constant expressions with a pedwarn if
12353 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12356 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12357 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12358 type is an integer constant.
12360 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12363 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12366 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12369 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12370 with variably modified return type and no storage class
12371 specifiers, except for the case of nested functions. Distinguish
12372 extern declarations of functions with variably modified return
12373 types from those of objects with variably modified types.
12375 2009-04-25 Jan Hubicka <jh@suse.cz>
12377 * tree.c (list_equal_p): New function.
12378 * tree.h (list_equal_p): Declare.
12379 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12380 basic_block_def, basic_block, const_basic_block): New.
12381 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12382 (redirect_eh_edge): New function.
12383 (make_eh_edge_update_phi): EH edges are not abnormal.
12384 * except.c: Include tree-flow.h.
12385 (list_match): New function.
12386 (eh_region_replaceable_by_p): New function.
12387 (replace_region): New function.
12388 (hash_type_list): New function.
12389 (hash_eh_region): New function.
12390 (eh_regions_equal_p): New function.
12391 (merge_peers): New function.
12392 (remove_unreachable_regions): Verify EH tree when checking;
12394 (copy_eh_region_1): New function.
12395 (copy_eh_region): New function.
12396 (push_reachable_handler): New function.
12397 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12398 regions without label but with live RESX.
12399 * except.h (redirect_eh_edge_to_label): New.
12400 * tree-flow.h (redirect_eh_edge): New.
12401 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12402 basic_block_def, basic_block, const_basic_block): Remove.
12403 * Makefile.in (except.o): Add dependency on tree-flow.h
12404 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12405 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12408 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12411 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12412 on the destination of memcpy.
12414 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12416 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12417 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12418 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12420 2009-04-25 Jan Hubicka <jh@suse.cz>
12422 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12423 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12424 to be reached by different label than left.
12425 (update_eh_edges): Update comment; remove edge_to_remove if possible
12426 and return true if suceeded.
12427 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12428 (cleanup_eh): Compute sharing map.
12429 * except.c (remove_eh_handler_and_replace): Add argument if we should
12431 (remove_unreachable_regions): Update for label sharing.
12432 (label_to_region_map): Likewise.
12433 (get_next_region_sharing_label): New function.
12434 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12436 (remove_eh_handler): Update.
12437 (remove_eh_region_and_replace_by_outer_of): New function.
12438 * except.h (struct eh_region): Add next_region_sharing_label.
12439 (remove_eh_region_and_replace_by_outer_of,
12440 get_next_region_sharing_label): Declare.
12441 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12443 2009-04-25 Jan Hubicka <jh@suse.cz>
12445 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12446 insert code even if they are not critical.
12448 2009-04-25 Jan Hubicka <jh@suse.cz>
12450 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12451 (gimple_can_remove_branch_p): EH edges won't remove branch by
12453 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12454 updating of non-abnormal EH edges.
12455 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12456 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12457 (split_critical_edges): Split also edges where emitting code on them
12458 will lead to splitting later.
12460 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12461 H.J. Lu <hongjiu.lu@intel.com>
12464 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12465 the configured assembler supports fildq and fistpq mnemonics.
12466 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12467 * configure: Regenerated.
12468 * config.in: Ditto.
12470 * config/i386/i386.c (print_operand): Handle 'Z'.
12471 ['z']: Remove handling of special fild/fist suffixes.
12472 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12473 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12474 suffix of fild insn.
12475 (*floatsi<mode>2_vector_mixed): Ditto.
12476 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12477 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12478 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12479 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12480 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12482 2009-04-25 Ben Elliston <bje@au.ibm.com>
12484 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12485 the source of a set operation.
12487 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12489 * target.h (struct gcc_target): Add case_values_threshold field.
12490 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12491 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12492 * targhooks.c (default_case_values_threshold): New function.
12493 * targhooks.h (default_case_values_threshold): Declare function.
12494 * stmt.c (expand_case): Use case_values_threshold target hook.
12495 * expr.h (case_values_threshold): Remove declartation.
12496 * expr.c (case_values_threshold): Remove function.
12497 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12499 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12500 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12501 (avr_case_values_threshold): Declare as static.
12502 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12504 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12505 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12506 (mn10300_case_values_threshold): New function.
12508 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12510 * ira.c (setup_cover_and_important_classes): Add enum cast.
12512 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12514 * genpreds.c (write_enum_constraint_num): Output definition of
12515 CONSTRAINT_NUM_DEFINED_P macro.
12516 * ira.c (setup_cover_and_important_classes): Use
12517 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12519 2009-04-24 DJ Delorie <dj@redhat.com>
12521 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12522 __SH2A_SINGLE_ONLY__ also.
12524 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12526 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12527 (movdf_internal): Ditto.
12528 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12529 SFmode and DFmode constants.
12530 (ia64_print_operand): Add 'G' format for printing
12531 floating point constants.
12533 2009-04-24 Richard Guenther <rguenther@suse.de>
12535 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12536 from unsigned additions.
12538 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12540 * c-typeck.c (set_init_index): Allow array designators that are
12541 not integer constant expressions with a pedwarn if pedantic.
12543 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12545 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12546 zero if no overlap in nonzero bits between the operands.
12548 2009-04-24 Ian Lance Taylor <iant@google.com>
12550 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12551 (record_dead_and_set_regs): Likewise.
12552 * df.h (struct df_mw_hardreg): Change flags field to int.
12553 (struct df_base_ref): Likewise.
12554 (struct df): Change changeable_flags field to int.
12555 * df-scan.c (df_defs_record): Change clobber_flags to int.
12556 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12557 constants rather than #define macros.
12558 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12559 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12560 (enum dwarf_calling_convention): Likewise.
12561 (enum dwarf_line_number_x_ops): Likewise.
12562 (enum dwarf_call_frame_info): Likewise.
12563 (enum dwarf_source_language): Likewise.
12564 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12565 (add_calling_convention_attribute): Likewise.
12566 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12567 (combine_comparisons): Change compcode to int. Add cast to enum type.
12568 * genrecog.c (maybe_both_true_2): Change c to int.
12569 (write_switch): Likewise. Add cast to enum type.
12570 * gimplify.c (gimplify_omp_for): Handle return values from
12571 gimplify_expr using MIN rather than bitwise or.
12572 (gimplify_expr): Add cast to enum type.
12573 * ipa-prop.c (update_jump_functions_after_inlining): Change
12574 IPA_BOTTOM to IPA_JF_UNKNOWN.
12575 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12576 Add casts to enum type.
12577 (setup_cover_and_important_classes): Change cl to int. Add casts
12579 (setup_class_translate): Change cl and mode to int.
12580 (ira_init_once): Change mode to int.
12581 (free_register_move_costs): Likewise.
12582 (setup_prohibited_mode_move_regs): Add casts to enum type.
12583 * langhooks.c (add_builtin_function_common): Rework assertion that
12584 value fits bitfield.
12585 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12586 * omega.c (omega_do_elimination): Avoid math on enum types.
12587 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12588 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12589 int local to handle integral_argment value.
12590 * regmove.c (try_auto_increment): Change PUT_MODE to
12592 * reload.c (push_secondary_reload): Add casts to enum type.
12593 (secondary_reload_class, find_valid_class): Likewise.
12594 * reload1.c (emit_input_reload_insns): Likewise.
12595 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12596 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12597 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12599 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12600 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12602 (expand_complex_libcall): Add casts to enum type.
12603 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12604 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12605 with ERROR_MARK, not NUM_TREE_CODES.
12606 (vect_create_epilog_for_reduction): Likewise.
12607 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12608 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12609 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12611 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12612 vect_unused_in_loop. Change 0 to loop_vect.
12613 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12614 * var-tracking.c (get_init_value): Change return type to enum
12616 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12617 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12619 (arm_override_options): Add casts to enum type.
12620 (arm_emit_tls_decoration): Likewise.
12621 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12623 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12624 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12625 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12627 * config/s390/s390.c (code_for_builtin_64): Change to array of
12629 (code_for_builtin_31): Likewise.
12630 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12632 * config/sparc/sparc.c (sparc_override_options): Change value
12633 field in struct code_model to enum cmodel. In initializer change
12634 0 to NULL and add cast to enum type.
12636 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12637 Change all callers. Issue a -Wc++-compat warning using
12638 lhs_origtype if necessary.
12639 (convert_for_assignment): Issue -Wc++-compat warnings about
12640 invalid conversions to enum type on assignment.
12641 * c-common.h (build_modify_expr): Update declaration.
12643 2009-04-24 Nick Clifton <nickc@redhat.com>
12645 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12646 (function_arg_advance): Likewise.
12647 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12650 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12652 * config/s390/constraints.md ('I', 'J'): Fix condition.
12654 2009-04-24 Diego Novillo <dnovillo@google.com>
12656 * gengtype-parse.c (parse_error): Add newline after message.
12658 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12660 * config/i386/sse.md (avxmodesuffixs): Removed.
12661 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12662 (*avx_pinsr<ssevecsize>): This.
12664 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12666 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12667 follow chains of regs with a single definition, and allow expressions
12668 that are function_invariant_p.
12669 (simple_rhs_p): Allow expressions that are function_invariant_p.
12671 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12673 PR middle-end/39867
12674 * fold-const.c (fold_cond_expr_with_comparison): When folding
12675 > and >= to MAX, make sure the MAX uses the same type as the
12676 comparison's operands.
12678 2009-04-24 Nick Clifton <nickc@redhat.com>
12680 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12681 addressing for DImode accesses.
12682 (frv_print_operand_address): Handle PLUS case.
12683 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12685 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12687 PR rtl-optimization/39794
12688 * alias.c (canon_true_dependence): Add x_addr argument.
12689 * rtl.h (canon_true_dependence): Adjust prototype.
12690 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12691 * cselib.c (cselib_invalidate_mem): Likewise.
12692 * gcse.c (compute_transp): Likewise.
12693 * dse.c (scan_reads_nospill): Likewise.
12694 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12695 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12696 canon_base_addr of the group, plus optional offset.
12697 (struct group_info): Rename canon_base_mem to
12699 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12700 canon_rtx of base_mem.
12702 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12704 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12705 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12707 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12709 * config/spu/spu-builtins.h: Delete file.
12711 * config/spu/spu.h (enum spu_builtin_type): Move here from
12713 (struct spu_builtin_description): Likewise. Add GTY marker.
12714 Do not use enum spu_function_code or enum insn_code.
12715 (spu_builtins): Add extern declaration.
12717 * config/spu/spu.c: Do not include "spu-builtins.h".
12718 (enum spu_function_code, enum spu_builtin_type_index,
12719 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12720 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12721 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12722 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12723 (spu_builtin_types): Make static. Add GTY marker.
12724 (spu_builtins): Add extern declaration with GTY marker.
12725 Include "gt-spu.h".
12727 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12728 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12729 Check programmatically whether all parameters are scalar.
12731 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12733 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12735 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12736 assignment from the constructor either if the target is volatile.
12738 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12740 * config/arm/arm.md (insv): Do not share operands[0].
12742 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12744 * config/vxlib-tls.c (active_tls_threads): Delete.
12745 (delete_hook_installed): New.
12746 (tls_delete_hook): Don't delete the delete hook.
12747 (tls_destructor): Delete it here.
12748 (__gthread_set_specific): Adjust installing the delete hook.
12749 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12750 __gthread_leave_tsd_dtor_context.
12752 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12754 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12756 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12758 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12760 (alpha_rtx_costs): Ditto.
12761 (emit_unlikely_jump): Use add_reg_note.
12762 (emit_frame_store_1): Ditto.
12763 (alpha_expand_prologue): Ditto.
12764 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12765 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12767 2009-04-23 Nick Clifton <nickc@redhat.com>
12769 * config/v850/v850.md (epilogue): Remove suppressed code.
12770 (return): Rename to return_simple and remove test of frame size.
12771 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12772 to gen_return_simple.
12774 2009-04-22 Jing Yu <jingyu@google.com>
12777 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12779 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12782 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12783 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12784 value is a VECTOR_CST, the element type is the element type of the
12787 2009-04-22 DJ Delorie <dj@redhat.com>
12789 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12791 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12793 * alias.c (find_base_term): Move around LO_SUM case, so that
12794 CONST falls through into PLUS/MINUS handling.
12797 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12798 into 0, use omit_one_operand.
12800 2009-04-23 Ben Elliston <bje@au.ibm.com>
12802 * config/rs6000/linux-unwind.h (get_regs): Remove type
12803 puns. Change the type of `pc' to an array of unsigned ints and
12804 update all users. Constify frame24.
12806 2009-04-22 DJ Delorie <dj@redhat.com>
12808 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12809 declarations before code.
12810 (current_function_special_page_vector): Likewise.
12811 (m32c_expand_insv): Silence a warning.
12813 2009-04-21 Taras Glek <tglek@mozilla.com>
12815 * alias.c: Update GTY annotations to new syntax.
12816 * basic-block.h: Likewise.
12817 * bitmap.h: Likewise.
12818 * c-common.h: Likewise.
12819 * c-decl.c: Likewise.
12820 * c-parser.c: Likewise.
12821 * c-pragma.c: Likewise.
12822 * c-tree.h: Likewise.
12823 * cfgloop.h: Likewise.
12824 * cgraph.h: Likewise.
12825 * config/alpha/alpha.c: Likewise.
12826 * config/arm/arm.h: Likewise.
12827 * config/avr/avr.h: Likewise.
12828 * config/bfin/bfin.c: Likewise.
12829 * config/cris/cris.c: Likewise.
12830 * config/darwin.c: Likewise.
12831 * config/frv/frv.c: Likewise.
12832 * config/i386/i386.c: Likewise.
12833 * config/i386/i386.h: Likewise.
12834 * config/i386/winnt.c: Likewise.
12835 * config/ia64/ia64.h: Likewise.
12836 * config/iq2000/iq2000.c: Likewise.
12837 * config/mips/mips.c: Likewise.
12838 * config/mmix/mmix.h: Likewise.
12839 * config/pa/pa.c: Likewise.
12840 * config/pa/pa.h: Likewise.
12841 * config/rs6000/rs6000.c: Likewise.
12842 * config/s390/s390.c: Likewise.
12843 * config/sparc/sparc.c: Likewise.
12844 * config/xtensa/xtensa.c: Likewise.
12845 * cselib.h: Likewise.
12846 * dbxout.c: Likewise.
12847 * dwarf2out.c: Likewise.
12848 * except.c: Likewise.
12849 * except.h: Likewise.
12850 * fixed-value.h: Likewise.
12851 * function.c: Likewise.
12852 * function.h: Likewise.
12853 * gimple.h: Likewise.
12854 * integrate.c: Likewise.
12855 * optabs.c: Likewise.
12856 * output.h: Likewise.
12857 * real.h: Likewise.
12859 * stringpool.c: Likewise.
12860 * tree-data-ref.c: Likewise.
12861 * tree-flow.h: Likewise.
12862 * tree-scalar-evolution.c: Likewise.
12863 * tree-ssa-address.c: Likewise.
12864 * tree-ssa-alias.h: Likewise.
12865 * tree-ssa-operands.h: Likewise.
12866 * tree.c: Likewise.
12867 * tree.h: Likewise.
12868 * varasm.c: Likewise.
12869 * varray.h: Likewise.
12871 * coretypes.h: Do not define GTY macro if it is already defined.
12872 * doc/gty.texi: Update GTY documentation to new syntax.
12873 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12874 annotations on structs.
12875 * gengtype-parse.c: Likewise.
12877 2009-04-22 Mark Heffernan <meheff@google.com>
12879 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12881 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12883 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12886 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12888 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12889 the same as a PLUS without a shift. Increase the cost of a
12892 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12894 * Makefile.in: Update dependencies.
12895 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12896 * errors.h: Remove bogus comment about compatibility.
12897 (warning): Update declaration.
12898 * genautomata.c: Update all calls to warning.
12899 * gimple.c: Do not include errors.h. Include toplev.h.
12900 * tree-ssa-structalias.c: Do not include errors.h.
12901 * omega.c: Likewise.
12902 * tree-ssa-reassoc.c: Likewise.
12903 * config/spu/spu-c.c: Likewise.
12904 * config/spu/t-spu-elf: Update dependencies.
12906 2009-04-22 Richard Guenther <rguenther@suse.de>
12908 PR tree-optimization/39824
12909 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12910 make sure the types are compatible.
12912 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12915 * c-common.c (c_parse_error): Take a token_flags parameter.
12916 Use token_type for the token type instead.
12917 Pass token_flags to cpp_type2name.
12918 * c-common.h (c_parse_error): Update declaration.
12919 * c-parser.c (c_parser_error): Pass 0 as token flags.
12921 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12923 PR rtl-optimization/39580
12924 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12926 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12928 * function.c (expand_function_end): Do not emit a jump to the "naked"
12929 return label for fall-through returns.
12930 * except.c (sjlj_emit_function_exit): Always place the call to the
12931 unregister function at the location installed by expand_function_end.
12933 2009-04-22 Richard Guenther <rguenther@suse.de>
12935 PR tree-optimization/39845
12936 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12937 (gen_inbound_check): Likewise.
12939 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12941 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12943 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12944 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12946 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12948 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12949 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12950 shift counts to avoid out-of-bounds array accesses.
12952 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12954 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12955 (Pmode): Move above.
12957 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12959 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12960 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12961 GET_CODE macro. Use IN_RANGE macro where appropriate.
12962 * config/alpha/alpha.h: Ditto.
12963 * config/alpha/alpha.md: Ditto.
12964 * config/alpha/constraints.md: Ditto.
12965 * config/alpha/predicates.md: Ditto.
12967 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12969 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12970 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12971 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12972 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12973 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12974 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12975 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12976 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12977 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12978 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12979 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12980 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12981 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12982 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12983 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12984 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12985 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12986 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12987 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12988 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12989 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12990 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12991 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12992 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12993 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12994 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12995 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12997 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12999 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13000 references from comments.
13001 * cfgbuild.c: (count_basic_blocks): Delete.
13002 (find_basic_blocks_1): Delete.
13003 (find_basic_blocks): Delete.
13004 * except.c (finish_eh_generation): Make static. Move comment from
13005 except.h here. Remove find_basic_blocks references from comments.
13006 * except.h (finish_eh_generation): Delete.
13007 * basic-block.h (find_basic_blocks): Delete.
13008 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13010 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13012 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13013 (sdbout_parms): Likewise.
13015 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13017 * config/sh/sh.c (prepare_cbranch_operands): Use
13018 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13019 (expand_cbranchdi4): Likewise.
13020 (from_compare): Add cast to enum type.
13021 (expand_cbranchsi4): Use add_reg_note.
13022 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13023 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13024 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13025 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13026 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13027 instead of CODE_FOR_nothing.
13028 (cbranchdi4): Likewise. Fix the order of arguments for
13030 (push_fpscr): Use add_reg_note.
13031 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13032 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13034 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13036 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13037 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13038 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13039 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13040 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13041 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13042 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13043 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13044 config/alpha/x-vms, config/arc/t-arc,
13045 config/arm/README-interworking, config/arm/arm-c.c,
13046 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13047 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13048 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13049 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13050 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13051 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13052 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13053 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13054 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13055 config/cris/t-elfmulti, config/crx/t-crx,
13056 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13057 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13058 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13059 config/h8300/t-h8300, config/i386/athlon.md,
13060 config/i386/darwin-libgcc.10.4.ver,
13061 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13062 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13063 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13064 config/i386/t-linux64, config/i386/t-nwld,
13065 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13066 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13067 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13068 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13069 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13070 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13071 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13072 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13073 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13074 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13075 config/m68k/t-uclinux, config/mcore/t-mcore,
13076 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13077 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13078 config/mips/crtn.asm, config/mips/irix-crti.asm,
13079 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13080 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13081 config/mips/mips-fixed.md, config/mips/sb1.md,
13082 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13083 config/mips/t-iris6, config/mips/t-isa3264,
13084 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13085 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13086 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13087 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13088 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13089 config/mn10300/t-linux, config/mn10300/t-mn10300,
13090 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13091 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13092 config/picochip/libgccExtras/clzsi2.asm,
13093 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13094 config/rs6000/darwin-libgcc.10.4.ver,
13095 config/rs6000/darwin-libgcc.10.5.ver,
13096 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13097 config/rs6000/t-aix43, config/rs6000/t-aix52,
13098 config/rs6000/t-darwin, config/rs6000/t-fprules,
13099 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13100 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13101 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13102 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13103 config/rs6000/t-rtems, config/rs6000/t-spe,
13104 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13105 config/score/t-score-elf, config/sh/divcost-analysis,
13106 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13107 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13108 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13109 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13110 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13111 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13112 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13113 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13114 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13115 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13116 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13117 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13118 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13119 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13120 * config/h8300/genmova.sh: Include copyright and license notices
13121 in generated output.
13122 * config/h8300/mova.md: Regenerate.
13123 * doc/install.texi2html: Include word "Copyright" in copyright
13124 notice and use name "Free Software Foundation, Inc.".
13125 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13126 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13127 ChangeLog-2007, ChangeLog-2008: Correct dates.
13129 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13131 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13132 NE_EXPR operations as well.
13133 * c-parser.c (c_parser_condition): Do not set location information on
13135 (c_parser_conditional_expression): Likewise.
13136 (c_parser_binary_expression): Set location information on operators.
13137 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13138 TRUTH_NOT_EXPR has been folded.
13139 * fold-const.c (fold_truth_not_expr): Copy location information from
13140 the incoming expression to the outgoing one.
13141 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13142 recursive calls on the LHS of the operator but pass that of the
13143 operator to recursive calls on the RHS of the operator. Set it
13145 (shortcut_cond_expr): Set the locus of the operator on the second
13146 COND_EXPR and that of the expression on the first in degenerate cases.
13147 Pass the locus of the expression to calls to shortcut_cond_r.
13148 Set the locus of the 'then' block on the associated jump, if any.
13149 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13150 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13151 expression to call to gimplify_boolean_expr.
13153 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13155 * config.gcc: Add additional configuration for
13156 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13157 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13158 (CPP_SPEC): Redefine for allowing -municode option.
13159 (STARTFILE_SPEC): Likewise.
13160 * config/i386/t-mingw-w64: New.
13161 * config/i386/mingw-w64.opt: New.
13162 (municode): Add new target option.
13163 * doc/invoke.texi (municode): Add documentation for new option.
13165 2009-04-21 Ian Lance Taylor <iant@google.com>
13167 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13168 Correct test for number of arguments.
13169 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13171 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13173 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13174 argument of emit_library_call.
13176 2009-04-21 Richard Guenther <rguenther@suse.de>
13178 PR middle-end/39829
13179 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13180 inside VIEW_CONVERT_EXPRs.
13182 2009-04-21 Martin Jambor <mjambor@suse.cz>
13184 * tree-switch-conversion.c (build_constructors): Split a long line.
13185 (constructor_contains_same_values_p): New function.
13186 (build_one_array): Create assigns of constants if possible, do not
13187 call mark_sym_for_renaming, call update_stmt.
13188 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13189 make_rename_temp. Do not call mark_symbols_for_renaming, call
13191 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13192 find_new_referenced_vars, call update_stmt.
13193 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13194 instead of calling make_rename_temp. Do not call
13195 find_new_referenced_vars or mark_symbols_for_renaming, call
13198 2009-04-21 Richard Guenther <rguenther@suse.de>
13200 PR tree-optimization/39827
13201 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13202 (tree_ssa_phiprop): Pass the correct array size.
13204 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13206 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13208 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13211 * c-typeck.c (lvalue_p): Move declaration ...
13212 * c-common.h (lvalue_p): ... to here.
13213 * c-common.c (candidate_equal_p): New.
13214 (add_tlist): Use it.
13215 (merge_tlist): Use it.
13216 (warn_for_collisions_1): Likewise.
13217 (warning_candidate_p): Accept more candidates.
13218 (verify_tree): A warning candidate can be an expression. Use
13221 2009-04-21 Ben Elliston <bje@au.ibm.com>
13224 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13225 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13226 options. Remove -mcall-solaris documentation.
13228 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13231 * doc/invoke.texi (-Wlong-long): Update description.
13232 * c-lex (interpret_integer): Only warn if there was no previous
13233 overflow and -Wlong-long is enabled.
13234 * c-decl.c (declspecs_add_type): Drop redundant flags.
13235 * c.opt (Wlong-long): Init to -1.
13236 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13237 and front-end warn_long_long. Wlong-long only depends on other
13238 flags if it is uninitialized.
13239 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13240 the same for CPP and FE.
13241 (restore_extension_diagnostics): Likewise.
13243 2009-04-20 Ian Lance Taylor <iant@google.com>
13245 Fix enum conversions which are invalid in C++:
13246 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13247 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13248 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13249 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13250 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13251 (dbxout_parms): Likewise.
13252 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13253 (df_clear_flags): Likewise.
13254 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13255 top_flag parameter to int.
13256 (df_chain_create_bb_process_use): Likewise.
13257 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13259 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13260 (df_ref_create_structure, df_def_record_1): Likewise.
13261 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13262 (df_notes_rescan): Change 0 to VOIDmode in function call.
13263 (df_get_call_refs, df_insn_refs_collect): Likewise.
13264 (df_bb_regs_collect): Likewise.
13265 (df_entry_block_defs_collect): Likewise.
13266 (df_exit_block_uses_collect): Likewise.
13267 * df.h: Update declarations.
13268 * double-int.c (double_int_divmod): Add cast to enum type.
13269 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13270 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13271 (based_loc_descr): Likewise.
13272 (loc_descriptor_from_tree_1): Change first_op and second_op to
13273 enum dwarf_location_atom. Add cast to enum type.
13274 * expmed.c (init_expmed): Change 0 to SET in function call.
13275 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13276 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13277 (do_store_flag): Likewise.
13278 * fixed-value.h (struct fixed_value): Change mode to enum
13280 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13281 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13283 (insert_insn_decl, insert_decl, insert_state): Likewise.
13284 (automata_list_finish): Likewise.
13285 * genrecog.c (process_define_predicate): Add cast to enum type.
13286 * gensupport.c (init_predicate_table): Add cast to enum type.
13287 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13289 (gimple_build_call_1, gimple_build_label): Likewise.
13290 (gimple_build_goto, gimple_build_asm_1): Likewise.
13291 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13292 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13293 (enum fallback): Rename from enum fallback_t.
13294 (fallback_t): Typedef as int.
13295 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13296 GSI_SAME_STMT in function call.
13297 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13299 (setup_reg_class_relations): Likewise.
13300 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13301 (setup_prohibited_class_mode_regs): Add cast to enum type.
13302 (setup_prohibited_mode_move_regs): Likewise.
13303 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13304 (record_address_regs): Change i to enum reg_class.
13305 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13306 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13307 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13308 (GET_MODE_2XWIDER_MODE): Likewise.
13309 (GET_CLASS_NARROWEST_MODE): Likewise.
13310 * omp-low.c (expand_omp_for): Add cast to enum type.
13311 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13312 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13313 * postreload.c (reload_cse_simplify_operands): Change rclass local
13315 * predict.c (combine_predictions_for_insn): Change best_predictor
13316 and predictor to enum br_predictor.
13317 (combine_predictions_for_bb): Likewise.
13318 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13319 use SET_PREDICT_EXPR_OUTCOME.
13320 * real.c (real_arithmetic): Change icode to code in function call.
13321 * reginfo.c (init_move_cost): Add casts to enum type.
13322 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13323 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13325 * reload.c (find_valid_class): Add casts to enum type.
13326 (push_reload): Change 0 to NO_REGS in function call.
13327 (find_reloads): Change this_alternative to array of enum
13328 reg_class. Remove some now-unnecessary casts.
13329 (make_memloc): Change 0 to VOIDmode in function call.
13330 * reload1.c (reload): Change 0 to VOIDmode in function call.
13331 (eliminate_regs_1, elimination_effects): Likewise.
13332 (eliminate_regs_in_insn): Likewise.
13333 (emit_input_reload_insns): Add cast to enum type.
13334 (delete_output_reload): Change 0 to VOIDmode in function call.
13335 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13336 to enum type in function call.
13337 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13338 (SET_PREDICT_EXPR_OUTCOME): Define.
13339 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13340 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13341 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13342 (dump_function): Likewise.
13343 * tree-dump.h: Update declarations.
13344 * tree-pass.h: Update declarations.
13345 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13346 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13348 (arm_rtx_costs_1): Correct parenthesization.
13349 (arm_rtx_costs): Add casts to enum type.
13350 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13351 (vfp_emit_fstmd): Use add_rg_note.
13352 (emit_multi_reg_push, emit_sfm): Likewise.
13353 (thumb_set_frame_pointer): Likewise.
13354 (arm_expand_prologue): Likewise.
13355 (arm_regno_class): Change return type to enum reg_class.
13356 (thumb1_expand_prologue): Use add_reg_note.
13357 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13358 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13360 * config/arm/gentune.sh: Add cast to enum type.
13361 * config/arm/arm-tune.md: Rebuild.
13362 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13363 (ix86_split_fp_branch, predict_jump): Likewise.
13364 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13365 insn_code to enum rtx_code.
13366 (ix86_builtin_vectorized_function): Add cast to enum type.
13367 * config/i386/i386.md (truncdfsf2): Change slot to enum
13369 (truncxf<mode>2, isinf<mode>2): Likewise.
13370 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13372 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13373 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13374 (insert_bundle_state): Change 1 to INSERT in function call.
13375 (ia64_add_bundle_selector_before): Likewise.
13376 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13377 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13378 (restore_stack_nonlocal): Likewise.
13379 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13381 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13383 (mips_rtx_costs): Likewise.
13384 (mips_override_options): Add casts to enum type.
13385 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13387 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13388 (store_reg, set_reg_plus_d): Likewise.
13389 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13390 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13392 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13394 (emit_unlikely_jump): Use add_reg_note.
13395 (rs6000_emit_allocate_stack): Likewise.
13396 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13397 (output_toc): Change 1 to INSERT in function call.
13398 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13399 (rs6000_initialize_trampoline): Likewise.
13400 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13402 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13403 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13404 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13405 (save_gprs): Use add_reg_note.
13406 (s390_emit_prologue): Likewise.
13407 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13408 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13409 (sparc_fold_builtin): Add cast to enum type.
13410 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13412 (spu_expand_prologue): Use add_reg_note.
13413 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13415 2009-04-20 Ian Lance Taylor <iant@google.com>
13417 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13418 (c_parser_postfix_expression_after_primary): Get VEC for list of
13419 arguments. Get original types of arguments. Call
13420 build_function_call_vec.
13421 (cached_expr_list_1, cached_expr_list_2): New static variables.
13422 (c_parser_expr_list): Change return type to VEC *. Add
13423 p_orig_types parameter. Change all callers.
13424 (c_parser_release_expr): New static function.
13425 (c_parser_vec_to_tree_list): New static function.
13426 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13427 call build_function_call_vec.
13428 (build_function_call_vec): New function, based on old
13429 build_function_call.
13430 (convert_arguments): Remove nargs and argarray parameters. Change
13431 values to a VEC. Add origtypes parameter.
13432 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13433 (convert_for_assignment): Add origtype parameter. Change all
13434 callers. If warn_cxx_compat, check for conversion to an enum
13435 type when calling a function.
13436 (store_init_value): Add origtype parameter. Change all callers.
13437 (digest_init): Likewise.
13438 (struct init_node): Add origtype field.
13439 (add_pending_init): Add origtype parameter. Change all callers.
13440 (output_init_element): Likewise.
13441 (output_pending_init_elements): Pass origtype from init_node to
13442 output_init_element.
13443 (process_init_element): Pass origtype from c_expr to
13444 output_init_element.
13445 (c_finish_return): Add origtype parameter. Change all callers.
13446 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13448 (sync_resolve_params): Likewise.
13449 (sync_resolve_return): Change params to first_param. Change caller.
13450 (resolve_overloaded_builtins): Change params to VEC *. Change
13451 callers. Save first parameter around call to build_function_call_vec.
13452 * c-decl.c (finish_decl): Add origtype parameter. Change all
13453 callers. Call build_function_call_vec rather than
13454 build_function_call for cleanup.
13455 * c-tree.h: Update declarations.
13456 * c-common.h: Update declarations.
13457 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13458 params to first_param.
13459 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13460 params parameter from tree to void *.
13461 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13462 Change arglist parameter to have type void *, and to be a pointer
13464 * config/rs6000/rs6000-protos.h
13465 (altivec_resolve_overloaded_builtin): Update declaration.
13466 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13467 fnargs parameter to have type void *, and to be a pointer to a
13468 VEC. Call build_function_call_vec instead of
13469 build_function_call.
13470 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13472 2009-04-20 Joey Ye <joey.ye@intel.com>
13473 Xuepeng Guo <xuepeng.guo@intel.com>
13474 H.J. Lu <hongjiu.lu@intel.com>
13476 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13478 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13479 (IX86_LEA_PRIORITY): Likewise.
13480 (distance_non_agu_define): New function.
13481 (distance_agu_use): Likewise.
13482 (ix86_lea_for_add_ok): Likewise.
13483 (ix86_dep_by_shift_count): Likewise.
13485 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13486 should split for LEA.
13488 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13490 (ix86_dep_by_shift_count): Likewise.
13492 2009-04-20 Richard Guenther <rguenther@suse.de>
13494 * expr.c (handled_component_p): Move ...
13495 * tree.h (handled_component_p): ... here.
13496 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13497 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13498 and REALPART_EXPR to be in one group.
13500 2009-04-20 Richard Guenther <rguenther@suse.de>
13502 * basic-block.h (get_all_dominated_blocks): Declare.
13503 * dominance.c (get_all_dominated_blocks): New function.
13504 * tree-cfg.c (get_all_dominated_blocks): Remove.
13505 (remove_edge_and_dominated_blocks): Adjust.
13506 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13507 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13508 instead of recursing.
13510 2009-04-20 Doug Kwan <dougkwan@google.com>
13512 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13513 (struct cgraph_node_set_def): New type.
13514 (cgraph_node_set) New type. Also declare vector functions.
13515 (struct cgraph_node_set_element_def): New type.
13516 (cgraph_node_set_element): Ditto.
13517 (cgraph_node_set_iterator): New iterator type.
13518 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13519 cgraph_node_set_remove, dump_cgraph_node_set,
13520 debug_cgraph_node_set): New prototypes.
13521 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13522 cgraph_node_set_size): New inlines.
13523 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13524 including cgraph.h.
13525 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13526 argument to function 'write_summary'.
13527 * ipa.c: Include ggc.h.
13528 (hash_cgraph_node_set_element,
13529 eq_cgraph_node_set_element, cgraph_node_set_new,
13530 cgraph_node_set_add, cgraph_node_set_remove,
13531 cgraph_node_set_find, dump_cgraph_node_set,
13532 debug_cgraph_node_set): New functions.
13533 * Makefile.in (ipa.o): Add dependency on GGC_H.
13535 2009-04-20 Ira Rosen <irar@il.ibm.com>
13537 PR tree-optimization/39675
13538 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13539 check of the return code of vect_schedule_slp. Check that
13540 stmt_vec_info still exists for the statement, before checking its
13541 vectorization type.
13543 2009-04-20 Michael Matz <matz@suse.de>
13545 * Makefile.in (generated_files): Take out $(simple_generated_c).
13547 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13549 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13550 (UINTPTR_TYPE): Likewise.
13552 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13555 * c-typeck.c (digest_init): Check for initializing an array with a
13558 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13561 * c-semantics.c (pop_stmt_list): Propagate
13562 STATEMENT_LIST_HAS_LABEL to parent statement list.
13564 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13566 * config/mips/mips.h (mips_tune_attr): New macro.
13567 * config/mips/mips.md (cpu): Use it.
13569 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13572 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13575 2009-04-19 Diego Novillo <dnovillo@google.com>
13577 * toplev.c (compile_file): Move call to coverage_finish ...
13578 * cgraphunit.c (ipa_passes): ... here.
13579 Call cgraph_process_new_functions.
13580 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13581 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13583 2009-04-19 Jan Hubicka <jh@suse.cz>
13585 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13587 (dump_cgraph_node): Dump can throw external flag.
13588 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13590 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13594 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13595 * common.opt (Wlogical-op): Move from here...
13596 * c.opt (Wlogical-op): ... to here.
13597 * c-typeck.c (parser_build_binary_op): Update call to
13598 warn_logical_operator.
13599 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13601 * c-common.c (warn_logical_op): Update.
13602 * c-common.h (warn_logical_op): Update declaration.
13604 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13606 * tree.c (protected_set_expr_location): Fix formatting.
13608 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13611 * c-typeck.c (readonly_warning): new.
13612 (build_unary_op, build_modify_expr): Use readonly_warning for
13613 storing into something readonly but not const-qualified.
13615 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13618 * c-typeck.c (build_unary_op): Check for taking address of
13619 expression of type void.
13621 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13624 * c-typeck.c (build_function_call): Check for calling a function
13625 with qualified void return types. Call require_complete_type when
13628 2009-04-18 Jan Hubicka <jh@suse.cz>
13630 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13632 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13633 can_throw_external flag.
13634 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13635 * ipa-pure-const.c (ignore_edge): New function.
13636 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13637 only over can_throw_external edges.
13638 (local_pure_const): Add nothrow flag.
13639 * ipa-utils.c (searchc): Add ignore_edge callback.
13640 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13641 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13642 (set_nothrow_function_flags): Update cgraph.
13643 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13645 2009-04-18 Richard Guenther <rguenther@suse.de>
13647 PR middle-end/39804
13648 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13649 (fold_stmt): ... this and ...
13650 (fold_stmt_inplace): ... this.
13651 (fold_stmt_1): Fold references in calls and asms.
13652 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13654 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13656 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13657 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13659 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13661 * tree.c (function_args_count): Remove.
13662 * tree.h: Remove the prototype for function_args_count.
13664 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13666 * tree-iterator.c (expr_only): Remove.
13667 * tree.h: Remove the prototype for expr_only.
13669 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13671 * reginfo.c (cannot_change_mode_set_regs): Remove.
13672 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13674 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13676 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13677 whether operands 0 and 1 overlaps.
13679 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13681 PR middle-end/36902
13682 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13683 pointer. Use warning_at instead of warning.
13684 (search_for_addr_array): Likewise.
13685 (check_array_bounds): Likewise.
13686 (check_all_array_refs): Check that the incoming edge is not in the
13687 list of edges to be removed.
13688 (check_all_array_refs): Avoid the temporal pointer.
13689 (vrp_visit_cond_stmt): Fix typo.
13690 (simplify_switch_using_ranges): Handle the case where the switch
13691 index is an integer constant.
13693 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13695 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13697 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13699 * doc/extend.texi, doc/invoke.texi: Fix typos.
13701 2009-04-17 Cary Coutant <ccoutant@google.com>
13703 * tree-flow-inline.h (get_lineno): Fix inverted test.
13705 2009-04-17 Diego Novillo <dnovillo@google.com>
13707 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13708 assertion for AVAIL_OUT.
13710 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13713 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13714 * config/sh/linux-atomic.asm: Likewise.
13716 2009-04-17 Diego Novillo <dnovillo@google.com>
13718 * except.c (debug_eh_tree): New.
13719 (struct eh_region, struct eh_status): Move ...
13720 * except.h: ... here.
13721 (add_type_for_runtime): Declare extern.
13722 (lookup_type_for_runtime): Likewise.
13723 (debug_eh_tree): Declare.
13724 * Makefile.in (GTFILES): List except.h before except.c
13726 2009-04-17 Diego Novillo <dnovillo@google.com>
13728 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13729 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13730 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13731 (find_vars_r): ... here.
13732 * tree-flow.h (find_referenced_vars_in): Declare.
13733 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13734 that AVAIL_OUT exists for BLOCK.
13735 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13736 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13737 (tree-parloops.o): Likewise.
13739 2009-04-17 Simon Baldwin <simonb@google.com>
13741 * toplev.c (default_tree_printer): Add handling for %E format.
13743 2009-04-17 Diego Novillo <dnovillo@google.com>
13745 * tree-pretty-print.c (dump_generic_node): Add break after
13746 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13747 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13748 FUNCTION_TYPE together. Call print_struct_decl when printing
13749 structures and TDF_SLIM is not given.
13750 (print_struct_decl): Fix logic for detecting recursion.
13752 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13755 * gcc.c (create_at_file): New.
13756 (compile_input_file_p): New.
13757 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13758 * main.c (main): Update call to toplev_main.
13759 * toplev.c (toplev_main): Change signature. Call expandargv.
13760 * toplev.h (toplev_main): Change signature.
13762 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13764 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13765 if the latter is not constant.
13767 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13769 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13771 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13773 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13774 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13776 2009-04-17 Richard Guenther <rguenther@suse.de>
13778 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13779 Handle component references view-converting an invariant address.
13781 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13783 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13784 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13785 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13786 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13787 Use @deftypevr rather than @deftypevar.
13789 2009-04-17 Richard Guenther <rguenther@suse.de>
13791 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13792 (get_prop_source_stmt): Likewise.
13793 (can_propagate_from): Likewise.
13795 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13797 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13798 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13799 (--with-multilib-list): Add default value.
13800 * configure: Regenerate.
13801 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13802 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13803 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13804 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13805 Don't add default cpu to multilib list unnecessarily, but do enable
13806 the relevant compiler option..
13807 Add support for --with-multilib-list=<blank> and
13808 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13809 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13810 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13811 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13812 TM_MULTILIB_CONFIG.
13813 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13814 (MULTILIB_OSDIRNAMES): New variable.
13815 * config/sh/t-1e: Delete file.
13816 * config/sh/t-mlib-sh1: Delete file.
13817 * config/sh/t-mlib-sh2: Delete file.
13818 * config/sh/t-mlib-sh2a: Delete file.
13819 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13820 * config/sh/t-mlib-sh2a-single: Delete file.
13821 * config/sh/t-mlib-sh2a-single-only: Delete file.
13822 * config/sh/t-mlib-sh2e: Delete file.
13823 * config/sh/t-mlib-sh3e: Delete file.
13824 * config/sh/t-mlib-sh4: Delete file.
13825 * config/sh/t-mlib-sh4-nofpu: Delete file.
13826 * config/sh/t-mlib-sh4-single: Delete file.
13827 * config/sh/t-mlib-sh4-single-only: Delete file.
13828 * config/sh/t-mlib-sh4a: Delete file.
13829 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13830 * config/sh/t-mlib-sh4a-single: Delete file.
13831 * config/sh/t-mlib-sh4a-single-only: Delete file.
13832 * config/sh/t-mlib-sh4al: Delete file.
13833 * config/sh/t-mlib-sh5-32media: Delete file.
13834 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13835 * config/sh/t-mlib-sh5-64media: Delete file.
13836 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13837 * config/sh/t-mlib-sh5-compact: Delete file.
13838 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13839 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13840 * doc/install.texi (Options specification): Add
13841 --with-multilib-list and --with-endian.
13843 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13845 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13847 (OBJS-common): Add plugin-version.o.
13848 (plugin-version.o): New.
13849 * gcc-plugin.h (plugin_gcc_version): New.
13850 (plugin_default_version_check): New.
13851 (plugin_init_func, plugin_init): Add version argument.
13852 * plugin-version.c: New.
13853 * plugin.c (str_plugin_gcc_version_name): New.
13854 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13855 pass it to the init function.
13856 (plugin_default_version_check): New.
13858 2009-04-17 Richard Guenther <rguenther@suse.de>
13860 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13861 for decl-vs-decl disambiguation.
13863 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13865 * config/s390/s390.h (s390_tune_attr): New macro definition.
13866 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13868 2009-04-17 Richard Guenther <rguenther@suse.de>
13870 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13871 (fold_stmt_r): Likewise.
13872 (maybe_fold_reference): New function.
13873 (fold_gimple_assign): Handle cases fold_stmt_r did.
13874 (fold_stmt): Do not use fold_stmt_r.
13875 (fold_stmt_inplace): Likewise.
13877 2009-04-17 Richard Guenther <rguenther@suse.de>
13879 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13880 (record_equivalences_from_stmt): Remove useless checks and
13882 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13883 the type is already suitable.
13885 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13887 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13889 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13891 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13892 (CMPtype): Define as __gcc_CMPtype.
13894 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13896 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13897 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13899 2009-04-17 Richard Guenther <rguenther@suse.de>
13901 PR tree-optimization/39746
13902 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13903 special-casing for builtins and static variable use/def.
13904 (call_may_clobber_ref_p_1): Likewise.
13906 2009-04-16 Ian Lance Taylor <iant@google.com>
13908 * df.h: Include "timevar.h".
13909 (struct df_problem): Change tv_id field to timevar_id_t.
13910 * tree-pass.h: Include "timevar.h".
13911 (struct opt_pass): Change tv_id field to timevar_id_t.
13912 * timevar.h (timevar_id_t): Define TV_NONE.
13913 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13914 TV_NONE rather than tv_id != 0.
13915 (execute_one_pass): Likewise.
13916 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13917 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13918 dependencies to $(TREE_PASS_H).
13919 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13921 (pass_branch_target_load_optimize2): Likewise.
13922 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13923 (pass_outof_cfg_layout_mode): Likewise.
13924 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13925 (pass_rebuild_cgraph_edges): Likewise.
13926 (pass_remove_cgraph_callee_edges): Likewise.
13927 * df-core.c (pass_df_initialize_opt): Likewise.
13928 (pass_df_initialize_no_opt): Likewise.
13929 (pass_df_finish): Likewise.
13930 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13931 * except.c (pass_set_nothrow_function_flags): Likewise.
13932 (pass_convert_to_eh_region_ranges): Likewise.
13933 * final.c (pass_compute_alignments): Likewise.
13934 * function.c (pass_instantiate_virtual_regs): Likewise.
13935 (pass_init_function): Likewise.
13936 (pass_leaf_regs): Likewise.
13937 (pass_match_asm_constraints): Likewise.
13938 * gimple-low.c (pass_lower_cf): Likewise.
13939 (pass_mark_used_blocks): Likewise.
13940 * init-regs.c (pass_initialize_regs): Likewise.
13941 * integrate.c (pass_initial_value_sets): Likewise.
13942 * ira.c (pass_ira): Likewise.
13943 * jump.c (pass_cleanup_barriers): Likewise.
13944 * omp-low.c (pass_expand_omp): Likewise.
13945 (pass_lower_omp): Likewise.
13946 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13947 * recog.c (pass_split_all_insns): Likewise.
13948 (pass_split_after_reload): Likewise.
13949 (pass_split_before_regstack): Likewise.
13950 (pass_split_before_sched2): Likewise.
13951 (pass_split_for_shorten_branches): Likewise.
13952 * reginfo.c (pass_reginfo_init): Likewise.
13953 (pass_subregs_of_mode_init): Likewise.
13954 (pass_subregs_of_mode_finish): Likewise.
13955 * passes.c (pass_postreload): Likewise.
13956 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13957 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13958 (pass_warn_function_return): Likewise.
13959 (pass_warn_function_noreturn): Likewise.
13960 * tree-complex.c (pass_lower_complex): Likewise.
13961 (pass_lower_complex_O0): Likewise.
13962 * tree-if-conv.c (pass_if_conversion): Likewise.
13963 * tree-into-ssa.c (pass_build_ssa): Likewise.
13964 * tree-mudflap.c (pass_mudflap_1): Likewise.
13965 (pass_mudflap_2): Likewise.
13966 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13967 (pass_mudflap_2): Likewise.
13968 * tree-nrv.c (pass_return_slot): Likewise.
13969 * tree-object-size.c (pass_object_sizes): Likewise.
13970 * tree-optimize.c (pass_all_optimizations): Likewise.
13971 (pass_early_local_passes): Likewise.
13972 (pass_all_early_optimizations): Likewise.
13973 (pass_cleanup_cfg): Likewise.
13974 (pass_cleanup_cfg_post_optimizing): Likewise.
13975 (pass_free_datastructures): Likewise.
13976 (pass_free_cfg_annotations): Likewise.
13977 (pass_fixup_cfg): Likewise.
13978 (pass_init_datastructures): Likewise.
13979 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
13980 (pass_late_warn_uninitialized): Likewise.
13981 (pass_update_address_taken): Likewise.
13982 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
13983 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
13984 (pass_cse_sincos): Likewise.
13985 (pass_convert_to_rsqrt): Likewise.
13986 * tree-ssa-structalias.c (pass_build_alias): Likewise.
13987 * tree-stdarg.c (pass_stdarg): Likewise.
13988 * tree-tailcall.c (pass_tail_recursion): Likewise.
13989 (pass_tail_calls): Likewise.
13990 * tree-vect-generic.c (pass_lower_vector): Likewise.
13991 (pass_lower_vector_ssa): Likewise.
13992 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
13994 2009-04-16 Joseph Myers <joseph@codesourcery.com>
13996 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
13998 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14000 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14001 logical and signext.
14003 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14006 * config/sh/predicates.md (arith_operand): Check if the operand
14007 of TRUNCATE is a REG.
14009 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14011 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14012 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14014 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14016 * tree-iterator.c (tsi_split_statement_list_after,
14017 tsi_split_statement_list_before): Remove.
14018 * tree-iterator.h: Remove the prototypes for
14019 tsi_split_statement_list_after and tsi_split_statement_list_before.
14021 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14023 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14024 * tree-ssa-propagate.h: Remove the prototype for
14025 stmt_makes_single_load.
14027 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14029 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14030 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14032 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14034 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14036 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14038 * except.c (eh_region_outer_p): Remove.
14039 * except.h: Remove the prototype for eh_region_outer_p.
14041 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14043 * function.c (current_function_assembler_name): Remove.
14044 * function.h: Remove the prototype for
14045 current_function_assembler_name.
14047 2009-04-16 Ian Lance Taylor <iant@google.com>
14049 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14050 (add_reg_note): Call alloc_reg_note.
14051 * rtl.h (alloc_reg_note): Declare.
14052 * combine.c (try_combine): Use alloc_reg_note.
14053 (recog_for_combine, move_deaths): Likewise.
14054 (distribute_notes): Use alloc_reg_note and add_reg_note.
14055 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14056 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14057 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14059 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14061 PR rtl-optimization/39762
14062 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14063 ira_may_move_out_cost): Add comments about way of their usage.
14064 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14066 * ira-conflicts.c (process_regs_for_copy): Use function
14067 ira_get_register_move_cost instead of global
14068 ira_register_move_cost.
14070 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14071 color_pass, move_spill_restore, update_curr_costs): Ditto.
14073 * ira-lives.c (process_single_reg_class_operands): Ditto.
14075 * ira-emit.c (emit_move_list): Ditto.
14077 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14078 (record_reg_classes): Ditto. Use functions
14079 ira_get_register_move_cost and ira_get_may_move_cost instead of
14080 global vars ira_register_move_cost, ira_may_move_out_cost and
14081 ira_may_move_in_cost.
14082 (record_address_regs): Don't call ira_init_register_move_cost.
14083 Use function ira_get_may_move_cost instead of global
14084 ira_may_move_in_cost.
14085 (process_bb_node_for_hard_reg_moves): Use function
14086 ira_get_register_move_cost instead of global ira_register_move_cost.
14087 (ira_costs): Don't call ira_init_register_move_cost.
14089 2009-04-16 Richard Guenther <rguenther@suse.de>
14091 * tree-cfg.c (verify_gimple_assign_binary):
14092 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14093 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14094 (create_general_new_stmt): Note that this function is broken.
14096 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14098 * common.opt (fhelp): Add Var(help_flag).
14099 * gcc-plugin.h (plugin_info): Add help.
14100 * plugin.c (plugin_name_args): Add help.
14101 (register_plugin_info): Set plugin->help.
14102 (print_help_one_plugin): New.
14103 (print_plugins_help): New.
14104 * plugin.h (print_plugins_help): New.
14105 * toplev.c (toplev_main): Call print_plugins_help if needed.
14107 2009-04-16 Richard Guenther <rguenther@suse.de>
14109 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14110 (gimple_ior_addresses_taken_1): New function.
14111 (gimple_ior_addresses_taken): Likewise.
14112 * gimple.h (struct gimple_statement_with_ops_base): Remove
14113 addresses_taken member.
14114 (gimple_ior_addresses_taken): Declare.
14115 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14116 gimple_set_addresses_taken): Remove.
14117 * ipa-reference.c (mark_address): New function.
14118 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14119 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14120 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14121 (gimple_add_to_addresses_taken): Remove.
14122 (get_tmr_operands): Call mark_address_taken.
14123 (get_asm_expr_operands): Likewise.
14124 (get_expr_operands): Likewise.
14125 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14126 (free_stmt_operands): Do not free it.
14127 * tree-ssa.c (delete_tree_ssa): Likewise.
14128 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14130 2009-04-16 Richard Guenther <rguenther@suse.de>
14132 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14133 (walk_stmt_load_store_ops): Likewise.
14134 * gimple.c (get_base_loadstore): New function.
14135 (walk_stmt_load_store_addr_ops): Likewise.
14136 (walk_stmt_load_store_ops): Likewise.
14137 * ipa-pure-const.c (check_op): Simplify.
14138 (check_load, check_store): New functions.
14139 (check_stmt): Use walk_stmt_load_store_ops.
14140 * ipa-reference.c (mark_load): Adjust signature.
14141 (mark_store): Likewise.
14142 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14144 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14146 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14147 (plugin_info): New.
14148 * opts.c (common_handle_option): Don't call print_version.
14149 * plugin.c (plugin_name_args): Add version.
14150 (register_plugin_info): New.
14151 (register_callback): Handle PLUGIN_INFO.
14152 (try_init_one_plugin): New.
14153 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14155 (finalize_one_plugin): New.
14156 (finalize_plugins): New.
14157 (print_one_plugin): New.
14158 (print_plugins_versions): New.
14159 * plugin.h (print_plugins_versions): New.
14160 (finalize_plugins): New.
14161 * toplev.c (compile_file): Don't call initialize_plugins.
14162 (print_version): Call print_plugins_versions.
14163 (toplev_main): Call initialize_plugins. Print version if needed.
14164 Call finalize_plugins.
14166 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14168 * common.opt (fversion): New.
14169 * gcc.c (print_version): New.
14170 (process_command): Don't print the version. Just set print_version.
14171 (main): Print version. Call subprocesses if print_version and
14172 verbose_flag are set.
14173 * opts.c (common_handle_option): Handle OPT_fversion.
14175 2009-04-16 Richard Guenther <rguenther@suse.de>
14176 Ira Rosen <irar@il.ibm.com>
14178 PR tree-optimization/39698
14179 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14180 type of the reduction variable. Only generate the def if
14183 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14184 make sure to first convert to an integer of the same precision.
14185 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14186 the type of the evolution correctly in computing the new
14187 induction variable base.
14189 2009-04-16 Richard Guenther <rguenther@suse.de>
14191 PR middle-end/39625
14192 * tree-cfg.c (make_blocks): Split statements with to-be
14193 abnormal SSA names on the lhs.
14195 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14197 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14198 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14199 * c-typeck.c (really_start_incremental_init): Likewise.
14200 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14201 (TARGET_INITIALIZER): Remove it.
14202 * target.h (struct target): Remove vector_opaque_p.
14203 * tree.c (build_opaque_vector_type): New.
14204 * tree.h (TYPE_VECTOR_OPAQUE): New.
14205 (build_opaque_vector_type): Declare.
14206 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14207 * config/rs6000/rs6000.c (build_opaque_vector_type,
14208 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14209 (rs6000_init_builtins): Use build_opaque_vector_type for
14210 opaque_V4SI_type_node.
14212 2009-04-15 Catherine Moore <clm@codesourcery.com>
14214 * debug.h (set_name): Declare.
14215 * dwarf2out.c (dwarf2out_set_name): Declare.
14216 (dwarf2_debug_hooks): Add set_name.
14217 (find_AT_string): New.
14218 (add_AT_string): Call find_AT_string.
14219 (dwarf2out_set_name): New.
14220 * cp/decl.c (grokdeclarator): Call set_name.
14221 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14222 * debug.c (do_nothing_debug_hooks): Likewise.
14223 * dbxout.c (dbx_debug_hooks): Likewise.
14224 * sdbout.c (sdb_debug_hooks): Likewise.
14226 2009-04-15 Michael Eager <eager@eagercon.com>
14228 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14229 reg for single-precision FPU.
14230 * config/rs6000/rs6000.md (movsi_internal1): Only for
14231 !TARGET_SINGLE_FPU.
14232 (movsi_internal1_single): New. Add pattern to move SI values to/from
14233 single-precision FP regs.
14235 2009-04-15 Richard Guenther <rguenther@suse.de>
14237 * omp-low.c (lower_rec_input_clauses): Build correct address
14239 (expand_omp_for_generic): Fix multiplication type.
14240 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14241 (generate_memset_zero): Fix types.
14242 * tree-profile.c (prepare_instrumented_value): Correctly
14245 2009-04-15 Ian Lance Taylor <iant@google.com>
14247 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14248 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14249 for -Wall and for -Wc++-compat.
14250 (c_common_post_options): For C++, set warn_enum_compare if not
14252 * c-tree.h (struct c_expr): Add field original_type.
14253 (build_external_ref): Update declaration.
14254 * c-parser.c (c_parser_braced_init): Set original_type.
14255 (c_parser_initelt): Likewise.
14256 (c_parser_expr_no_commas): Likewise.
14257 (c_parser_conditional_expression): Likewise.
14258 (c_parser_cast_expression): Likewise.
14259 (c_parser_unary_expression): Likewise. Pull setting of
14260 original_code to top of function.
14261 (c_parser_sizeof_expression): Set original_type.
14262 (c_parser_alignof_expression): Likewise.
14263 (c_parser_postfix_expression): Likewise. Pull setting of
14264 original_code to top of function.
14265 (c_parser_postfix_expression_after_paren_type): Set original_type.
14266 (c_parser_postfix_expression_after_primary): Likewise.
14267 (c_parser_expression): Likewise.
14268 * c-typeck.c (build_external_ref): Add type parameter. Change all
14270 (c_expr_sizeof_expr): Set original_type field.
14271 (parser_build_unary_op): Likewise.
14272 (parser_build_binary_op): Likewise. Optionally warn about
14273 comparisons of enums of different types.
14274 (digest_init): Set original_type field.
14275 (really_start_incremental_init): Likewise.
14276 (push_init_level, pop_init_level): Likewise.
14277 * doc/invoke.texi (Warning Options): -Wenum-compare now
14280 2009-04-15 Richard Guenther <rguenther@suse.de>
14282 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14283 out a necessary conversion.
14284 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14285 names we didn't value number.
14286 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14288 2009-04-15 Richard Guenther <rguenther@suse.de>
14290 PR tree-optimization/39764
14291 * tree-ssa-ccp.c (get_value): Canonicalize value with
14292 canonicalize_float_value.
14294 2009-04-15 Jan Hubicka <jh@suse.cz>
14296 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14297 Wrong version of patch.
14299 2009-04-15 Jan Hubicka <jh@suse.cz>
14301 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14303 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14305 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14306 our distinct integral and vector types.
14308 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14310 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14311 * init.c (build_vtbl_address): Remove call to assemble_external.
14313 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14315 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14316 output for other floating point modes.
14318 2009-04-14 Diego Novillo <dnovillo@google.com>
14320 * diagnostic.c (diagnostic_report_diagnostic): Do not
14321 warn about loaded plugins for DK_ERROR and DK_WARNING.
14322 * c-decl.c (declspecs_add_type): Move call to
14323 invoke_plugin_callbacks ...
14324 * c-parser.c (c_parser_declspecs): ... here.
14325 * plugin.c (dump_active_plugins): Tidy output.
14327 2009-04-14 Diego Novillo <dnovillo@google.com>
14328 Le-Chun Wu <lcwu@google.com>
14330 * configure.ac: Add --enable-plugin support.
14331 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14332 * Makefile.in (PLUGIN_H): Define.
14333 Export ENABLE_PLUGIN and GMPINC to site.exp.
14334 Add PLUGINLIBS to link command.
14335 Add/modify dependencies for plugin.o and files including plugin.h.
14337 * config.in: Regenerate.
14339 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14342 2009-04-14 Le-Chun Wu <lcwu@google.com>
14344 * tree-pass.h (register_one_dump_file): Add a prototype for
14345 register_one_dump_file.
14346 * toplev.c (compile_file): Call initialize_plugins.
14347 (do_compile): Call invoke_plugin_callbacks.
14348 (toplev_main): Call invoke_plugin_callbacks.
14349 * common.opt: Add -fplugin= and -fplugin-arg-.
14350 * gcc-plugin.h: New public header file for plugins to include.
14351 * plugin.c: New source file.
14352 * plugin.h: New internal header file.
14353 * passes.c (register_one_dump_file): Make it external.
14355 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14357 2009-04-14 Diego Novillo <dnovillo@google.com>
14359 * doc/plugins.texi: New.
14360 * doc/gccint.texi: Add reference to Plugins chapter.
14361 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14362 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14363 loaded plugins, if any.
14364 * timevar.def (TV_PLUGIN_INIT): Define.
14365 (TV_PLUGIN_RUN): Define.
14366 * plugin.c: Include timevar.h
14367 (plugins_active_p): New.
14368 (dump_active_plugins): New.
14369 (debug_active_plugins): New.
14371 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14373 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14375 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14377 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14379 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14380 the same as a minus without a shift.
14382 2009-04-14 Nick Clifton <nickc@redhat.com>
14384 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14385 comparisons with small integers will always produce a short
14388 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14391 2008-12-19 Diego Novillo <dnovillo@google.com>
14393 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14395 2009-04-14 Richard Guenther <rguenther@suse.de>
14397 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14399 (verify_gimple_assign_binary): Likewise. Handle shifts and
14401 (verify_gimple_phi): Print the mismatched argument position.
14402 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14404 (vect_update_init_of_dr): Likewise.
14405 * matrix-reorg.c (transform_access_sites): Do what the
14407 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14409 2009-04-13 Michael Eager <eager@eagercon.com>
14411 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14412 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14413 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14414 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14415 remove duplicate config
14417 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14419 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14420 file_name:line_number type locator of the call site.
14422 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14424 * genautomata.c: Put blank after comma.
14425 (automaton_decls): New.
14426 (struct unit_usage): Add comments to member next.
14427 (store_alt_unit_usage): Keep the list ordered.
14428 (unit_present_on_list_p, equal_alternatives_p): New.
14429 (check_regexp_units_distribution): Check units distribution
14430 correctness correctly.
14431 (main): Don't write automata if error is found. Return correct
14434 * config/m68k/cf.md (cfv4_ds): Remove.
14435 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14436 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14438 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14439 power4-load-ext, power4-store, power4-store-update,
14440 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14441 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14442 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14443 power4-sqrt, power4-isync): Modify reservation to make correct
14444 unit distribution to automata.
14446 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14447 power5-store-update, power5-two, power5-three, power5-lmul,
14448 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14450 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14452 * except.c (pass_set_nothrow_function_flags): Set name and add
14454 (set_nothrow_function_flags): Mention in the dump file when
14455 changing a function to nothrow.
14457 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14460 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14461 instead of unsigned long.
14463 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14465 * config/arm/arm.c (return_used_this_function): Remove.
14466 (arm_output_function_prologue): Remove use of
14467 return_used_this_function.
14468 (output_return_instruction): Replace use of
14469 return_used_this_function
14470 by cfun->machine->return_used_this_function.
14471 (arm_output_epilogue): Likewise.
14472 (arm_output_function_epilogue): Likewise.
14473 (thumb_unexpanded_epilogue): Likewise.
14474 * config/arm/arm.h (struct machine_function):
14475 New member return_used_this_function.
14477 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14479 * doc/install.texi: Correct description of default directory for
14480 --with-gxx-include-dir.
14482 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14484 * fold-const.c (build_range_check): Properly deal with enumeral and
14485 boolean base types.
14487 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14489 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14490 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14491 * params.h (MAX_GCSE_PASSES): Remove.
14492 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14493 in sequence. Remove ability to run multiple passes.
14494 (bypass_jumps): Report run as third CPROP pass.
14496 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14498 PR middle-end/39651
14499 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14500 when deciding whether the whole SEQUENCE can throw.
14502 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14505 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14506 offseted label references.
14508 2009-04-11 Jan Hubicka <jh@suse.cz>
14510 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14512 2009-04-11 Richard Guenther <rguenther@suse.de>
14514 PR middle-end/39732
14515 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14516 return variables as TREE_ADDRESSABLE.
14518 2009-04-11 Richard Guenther <rguenther@suse.de>
14520 PR tree-optimization/39713
14521 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14522 reference trees have SSA_NAME operands.
14524 2009-04-11 Richard Guenther <rguenther@suse.de>
14527 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14528 address expressions.
14530 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14532 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14533 match changes in Cygwin 1.7
14534 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14535 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14537 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14539 PR tree-optimization/39701
14540 * doc/invoke.texi (Optimization Options): Document change in
14541 meaning and initialization of -fdelete-null-pointer-checks.
14543 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14545 PR middle-end/39701
14546 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14548 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14551 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14553 2009-04-10 Chao-ying Fu <fu@mips.com>
14555 * doc/tm.texi (Instruction Output): Document
14556 TARGET_ASM_FINAL_POSTSCAN_INSN.
14557 * target.h (final_postscan_insn): New field in asm_out.
14558 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14559 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14560 * final.c (final_scan_insn): Call
14561 targetm.asm_out.final_postscan_insn after outputting
14562 an asm macro and a normal instruction.
14564 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14565 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14566 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14567 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14568 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14570 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14572 PR middle-end/39701
14573 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14574 variables as non-NULL even with -fdelete-null-pointer-checks.
14576 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14578 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14580 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14583 * config/i386/i386.c (classify_argument): Handle SCmode with
14584 (bit_offset % 64) != 0.
14586 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14588 * doc/invoke.texi (Optimize Options): Add cross-reference to
14589 -Q --help=optimizers examples.
14591 2009-04-10 Ben Elliston <bje@au.ibm.com>
14594 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14595 regalign for the reg == fpr and TDmode case.
14597 2009-04-09 David Ayers <ayers@fsfe.org>
14600 * objc/objc-act.c (warn_with_method): Remove helper function.
14601 (check_duplicates): Call warning and inform directly.
14602 (really_start_method): Likewise.
14604 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14606 * expmed.c (expand_divmod): Always use a comparison for a division
14607 by a large unsigned integer.
14609 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14610 for things others than variables or functions as nonzero.
14612 2009-04-09 Nick Clifton <nickc@redhat.com>
14614 * unwind-compat.c: Change copyright header to refer to version
14615 3 of the GNU General Public License with version 3.1 of the
14616 GCC Runtime Library Exception and to point readers at the
14617 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14618 * config/alpha/crtfastmath.c: Likewise.
14619 * config/alpha/linux-unwind.h: Likewise.
14620 * config/alpha/qrnnd.asm: Likewise.
14621 * config/alpha/vms-crt0-64.c: Likewise.
14622 * config/alpha/vms-crt0.c: Likewise.
14623 * config/alpha/vms-dwarf2.asm: Likewise.
14624 * config/alpha/vms-dwarf2eh.asm: Likewise.
14625 * config/alpha/vms-psxcrt0-64.c: Likewise.
14626 * config/alpha/vms-psxcrt0.c: Likewise.
14627 * config/alpha/vms_tramp.asm: Likewise.
14628 * config/arc/initfini.c: Likewise.
14629 * config/arc/lib1funcs.asm: Likewise.
14630 * config/arm/bpabi-v6m.S: Likewise.
14631 * config/arm/bpabi.S: Likewise.
14632 * config/arm/bpabi.c: Likewise.
14633 * config/arm/crti.asm: Likewise.
14634 * config/arm/crtn.asm: Likewise.
14635 * config/arm/ieee754-df.S: Likewise.
14636 * config/arm/ieee754-sf.S: Likewise.
14637 * config/arm/lib1funcs.asm: Likewise.
14638 * config/arm/libunwind.S: Likewise.
14639 * config/arm/linux-atomic.c: Likewise.
14640 * config/arm/mmintrin.h: Likewise.
14641 * config/arm/pr-support.c: Likewise.
14642 * config/arm/unaligned-funcs.c: Likewise.
14643 * config/arm/unwind-arm.c: Likewise.
14644 * config/arm/unwind-arm.h: Likewise.
14645 * config/avr/libgcc.S: Likewise.
14646 * config/bfin/crti.s: Likewise.
14647 * config/bfin/crtlibid.s: Likewise.
14648 * config/bfin/crtn.s: Likewise.
14649 * config/bfin/lib1funcs.asm: Likewise.
14650 * config/bfin/linux-unwind.h: Likewise.
14651 * config/cris/arit.c: Likewise.
14652 * config/cris/cris_abi_symbol.c: Likewise.
14653 * config/darwin-64.c: Likewise.
14654 * config/darwin-crt2.c: Likewise.
14655 * config/darwin-crt3.c: Likewise.
14656 * config/darwin.h: Likewise.
14657 * config/dbxelf.h: Likewise.
14658 * config/dfp-bit.c: Likewise.
14659 * config/dfp-bit.h: Likewise.
14660 * config/elfos.h: Likewise.
14661 * config/fixed-bit.c: Likewise.
14662 * config/fixed-bit.h: Likewise.
14663 * config/fp-bit.c: Likewise.
14664 * config/fp-bit.h: Likewise.
14665 * config/fr30/crti.asm: Likewise.
14666 * config/fr30/crtn.asm: Likewise.
14667 * config/fr30/lib1funcs.asm: Likewise.
14668 * config/freebsd-spec.h: Likewise.
14669 * config/frv/cmovd.c: Likewise.
14670 * config/frv/cmovh.c: Likewise.
14671 * config/frv/cmovw.c: Likewise.
14672 * config/frv/frvbegin.c: Likewise.
14673 * config/frv/frvend.c: Likewise.
14674 * config/frv/lib1funcs.asm: Likewise.
14675 * config/glibc-stdint.h: Likewise.
14676 * config/h8300/clzhi2.c: Likewise.
14677 * config/h8300/crti.asm: Likewise.
14678 * config/h8300/crtn.asm: Likewise.
14679 * config/h8300/ctzhi2.c: Likewise.
14680 * config/h8300/fixunssfsi.c: Likewise.
14681 * config/h8300/lib1funcs.asm: Likewise.
14682 * config/h8300/parityhi2.c: Likewise.
14683 * config/h8300/popcounthi2.c: Likewise.
14684 * config/i386/ammintrin.h: Likewise.
14685 * config/i386/att.h: Likewise.
14686 * config/i386/avxintrin.h: Likewise.
14687 * config/i386/biarch64.h: Likewise.
14688 * config/i386/bmmintrin.h: Likewise.
14689 * config/i386/cpuid.h: Likewise.
14690 * config/i386/cross-stdarg.h: Likewise.
14691 * config/i386/crtfastmath.c: Likewise.
14692 * config/i386/crtprec.c: Likewise.
14693 * config/i386/cygming-crtbegin.c: Likewise.
14694 * config/i386/cygming-crtend.c: Likewise.
14695 * config/i386/cygwin.asm: Likewise.
14696 * config/i386/emmintrin.h: Likewise.
14697 * config/i386/gmm_malloc.h: Likewise.
14698 * config/i386/gthr-win32.c: Likewise.
14699 * config/i386/i386.h: Likewise.
14700 * config/i386/immintrin.h: Likewise.
14701 * config/i386/linux-unwind.h: Likewise.
14702 * config/i386/linux64.h: Likewise.
14703 * config/i386/mm3dnow.h: Likewise.
14704 * config/i386/mmintrin-common.h: Likewise.
14705 * config/i386/mmintrin.h: Likewise.
14706 * config/i386/nmmintrin.h: Likewise.
14707 * config/i386/pmm_malloc.h: Likewise.
14708 * config/i386/pmmintrin.h: Likewise.
14709 * config/i386/smmintrin.h: Likewise.
14710 * config/i386/sol2-c1.asm: Likewise.
14711 * config/i386/sol2-ci.asm: Likewise.
14712 * config/i386/sol2-cn.asm: Likewise.
14713 * config/i386/sol2-gc1.asm: Likewise.
14714 * config/i386/tmmintrin.h: Likewise.
14715 * config/i386/unix.h: Likewise.
14716 * config/i386/w32-unwind.h: Likewise.
14717 * config/i386/wmmintrin.h: Likewise.
14718 * config/i386/x86-64.h: Likewise.
14719 * config/i386/x86intrin.h: Likewise.
14720 * config/i386/xmmintrin.h: Likewise.
14721 * config/ia64/crtbegin.asm: Likewise.
14722 * config/ia64/crtend.asm: Likewise.
14723 * config/ia64/crtfastmath.c: Likewise.
14724 * config/ia64/crti.asm: Likewise.
14725 * config/ia64/crtn.asm: Likewise.
14726 * config/ia64/fde-glibc.c: Likewise.
14727 * config/ia64/lib1funcs.asm: Likewise.
14728 * config/ia64/linux-unwind.h: Likewise.
14729 * config/ia64/quadlib.c: Likewise.
14730 * config/ia64/unwind-ia64.c: Likewise.
14731 * config/linux.h: Likewise.
14732 * config/m32c/m32c-lib1.S: Likewise.
14733 * config/m32c/m32c-lib2-trapv.c: Likewise.
14734 * config/m32c/m32c-lib2.c: Likewise.
14735 * config/m32r/initfini.c: Likewise.
14736 * config/m68hc11/larith.asm: Likewise.
14737 * config/m68hc11/m68hc11-crt0.S: Likewise.
14738 * config/m68k/cf.md: Likewise.
14739 * config/m68k/crti.s: Likewise.
14740 * config/m68k/crtn.s: Likewise.
14741 * config/m68k/lb1sf68.asm: Likewise.
14742 * config/m68k/linux-unwind.h: Likewise.
14743 * config/mcore/crti.asm: Likewise.
14744 * config/mcore/crtn.asm: Likewise.
14745 * config/mcore/lib1.asm: Likewise.
14746 * config/mips/linux-unwind.h: Likewise.
14747 * config/mips/loongson.h: Likewise.
14748 * config/mips/mips16.S: Likewise.
14749 * config/mmix/crti.asm: Likewise.
14750 * config/mmix/crtn.asm: Likewise.
14751 * config/pa/fptr.c: Likewise.
14752 * config/pa/hpux-unwind.h: Likewise.
14753 * config/pa/lib2funcs.asm: Likewise.
14754 * config/pa/linux-atomic.c: Likewise.
14755 * config/pa/linux-unwind.h: Likewise.
14756 * config/pa/milli64.S: Likewise.
14757 * config/pa/quadlib.c: Likewise.
14758 * config/pa/stublib.c: Likewise.
14759 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14760 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14761 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14762 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14763 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14764 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14765 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14766 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14767 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14768 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14769 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14770 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14771 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14772 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14773 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14774 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14775 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14776 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14777 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14778 * config/rs6000/750cl.h: Likewise.
14779 * config/rs6000/altivec.h: Likewise.
14780 * config/rs6000/biarch64.h: Likewise.
14781 * config/rs6000/crtresfpr.asm: Likewise.
14782 * config/rs6000/crtresgpr.asm: Likewise.
14783 * config/rs6000/crtresxfpr.asm: Likewise.
14784 * config/rs6000/crtresxgpr.asm: Likewise.
14785 * config/rs6000/crtsavfpr.asm: Likewise.
14786 * config/rs6000/crtsavgpr.asm: Likewise.
14787 * config/rs6000/darwin-asm.h: Likewise.
14788 * config/rs6000/darwin-fallback.c: Likewise.
14789 * config/rs6000/darwin-fpsave.asm: Likewise.
14790 * config/rs6000/darwin-ldouble.c: Likewise.
14791 * config/rs6000/darwin-tramp.asm: Likewise.
14792 * config/rs6000/darwin-unwind.h: Likewise.
14793 * config/rs6000/darwin-vecsave.asm: Likewise.
14794 * config/rs6000/darwin-world.asm: Likewise.
14795 * config/rs6000/e500crtres32gpr.asm: Likewise.
14796 * config/rs6000/e500crtres64gpr.asm: Likewise.
14797 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14798 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14799 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14800 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14801 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14802 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14803 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14804 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14805 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14806 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14807 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14808 * config/rs6000/eabi-ci.asm: Likewise.
14809 * config/rs6000/eabi-cn.asm: Likewise.
14810 * config/rs6000/eabi.asm: Likewise.
14811 * config/rs6000/linux-unwind.h: Likewise.
14812 * config/rs6000/linux64.h: Likewise.
14813 * config/rs6000/paired.h: Likewise.
14814 * config/rs6000/paired.md: Likewise.
14815 * config/rs6000/ppc64-fp.c: Likewise.
14816 * config/rs6000/ppu_intrinsics.h: Likewise.
14817 * config/rs6000/rs6000.h: Likewise.
14818 * config/rs6000/si2vmx.h: Likewise.
14819 * config/rs6000/sol-ci.asm: Likewise.
14820 * config/rs6000/sol-cn.asm: Likewise.
14821 * config/rs6000/spe.h: Likewise.
14822 * config/rs6000/spu2vmx.h: Likewise.
14823 * config/rs6000/sysv4.h: Likewise.
14824 * config/rs6000/tramp.asm: Likewise.
14825 * config/rs6000/vec_types.h: Likewise.
14826 * config/s390/linux-unwind.h: Likewise.
14827 * config/s390/tpf-unwind.h: Likewise.
14828 * config/score/crti.asm: Likewise.
14829 * config/score/crtn.asm: Likewise.
14830 * config/sh/crt1.asm: Likewise.
14831 * config/sh/crti.asm: Likewise.
14832 * config/sh/crtn.asm: Likewise.
14833 * config/sh/divtab-sh4-300.c: Likewise.
14834 * config/sh/divtab-sh4.c: Likewise.
14835 * config/sh/divtab.c: Likewise.
14836 * config/sh/lib1funcs-4-300.asm: Likewise.
14837 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14838 * config/sh/lib1funcs.asm: Likewise.
14839 * config/sh/lib1funcs.h: Likewise.
14840 * config/sh/linux-atomic.asm: Likewise.
14841 * config/sh/linux-unwind.h: Likewise.
14842 * config/sh/shmedia.h: Likewise.
14843 * config/sh/sshmedia.h: Likewise.
14844 * config/sh/ushmedia.h: Likewise.
14845 * config/sparc/crtfastmath.c: Likewise.
14846 * config/sparc/linux-unwind.h: Likewise.
14847 * config/sparc/sol2-c1.asm: Likewise.
14848 * config/sparc/sol2-ci.asm: Likewise.
14849 * config/sparc/sol2-cn.asm: Likewise.
14850 * config/spu/divmodti4.c: Likewise.
14851 * config/spu/divv2df3.c: Likewise.
14852 * config/spu/float_disf.c: Likewise.
14853 * config/spu/float_unsdidf.c: Likewise.
14854 * config/spu/float_unsdisf.c: Likewise.
14855 * config/spu/float_unssidf.c: Likewise.
14856 * config/spu/mfc_multi_tag_release.c: Likewise.
14857 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14858 * config/spu/mfc_tag_release.c: Likewise.
14859 * config/spu/mfc_tag_reserve.c: Likewise.
14860 * config/spu/mfc_tag_table.c: Likewise.
14861 * config/spu/multi3.c: Likewise.
14862 * config/spu/spu_internals.h: Likewise.
14863 * config/spu/spu_intrinsics.h: Likewise.
14864 * config/spu/spu_mfcio.h: Likewise.
14865 * config/spu/vec_types.h: Likewise.
14866 * config/spu/vmx2spu.h: Likewise.
14867 * config/stormy16/stormy16-lib2.c: Likewise.
14868 * config/svr4.h: Likewise.
14869 * config/sync.c: Likewise.
14870 * config/v850/lib1funcs.asm: Likewise.
14871 * config/vxlib-tls.c: Likewise.
14872 * config/vxlib.c: Likewise.
14873 * config/vxworks-dummy.h: Likewise.
14874 * config/xtensa/crti.asm: Likewise.
14875 * config/xtensa/crtn.asm: Likewise.
14876 * config/xtensa/ieee754-df.S: Likewise.
14877 * config/xtensa/ieee754-sf.S: Likewise.
14878 * config/xtensa/lib1funcs.asm: Likewise.
14879 * config/xtensa/lib2funcs.S: Likewise.
14880 * config/xtensa/linux-unwind.h: Likewise.
14881 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14882 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14883 * coretypes.h: Likewise.
14884 * crtstuff.c: Likewise.
14885 * defaults.h: Likewise.
14886 * dwarf2.h: Likewise.
14887 * emutls.c: Likewise.
14888 * gbl-ctors.h: Likewise.
14889 * gcov-io.h: Likewise.
14890 * ginclude/float.h: Likewise.
14891 * ginclude/iso646.h: Likewise.
14892 * ginclude/stdarg.h: Likewise.
14893 * ginclude/stdbool.h: Likewise.
14894 * ginclude/stddef.h: Likewise.
14895 * ginclude/stdfix.h: Likewise.
14896 * ginclude/stdint-gcc.h: Likewise.
14897 * ginclude/tgmath.h: Likewise.
14898 * gthr-aix.h: Likewise.
14899 * gthr-dce.h: Likewise.
14900 * gthr-gnat.c: Likewise.
14901 * gthr-gnat.h: Likewise.
14902 * gthr-lynx.h: Likewise.
14903 * gthr-mipssde.h: Likewise.
14904 * gthr-nks.h: Likewise.
14905 * gthr-posix.c: Likewise.
14906 * gthr-posix.h: Likewise.
14907 * gthr-posix95.h: Likewise.
14908 * gthr-rtems.h: Likewise.
14909 * gthr-single.h: Likewise.
14910 * gthr-solaris.h: Likewise.
14911 * gthr-tpf.h: Likewise.
14912 * gthr-vxworks.h: Likewise.
14913 * gthr-win32.h: Likewise.
14914 * gthr.h: Likewise.
14915 * libgcc2.c: Likewise.
14916 * libgcc2.h: Likewise.
14917 * libgcov.c: Likewise.
14918 * tsystem.h: Likewise.
14919 * typeclass.h: Likewise.
14920 * unwind-c.c: Likewise.
14921 * unwind-compat.h: Likewise.
14922 * unwind-dw2-fde-compat.c: Likewise.
14923 * unwind-dw2-fde-darwin.c: Likewise.
14924 * unwind-dw2-fde-glibc.c: Likewise.
14925 * unwind-dw2-fde.c: Likewise.
14926 * unwind-dw2-fde.h: Likewise.
14927 * unwind-dw2.c: Likewise.
14928 * unwind-dw2.h: Likewise.
14929 * unwind-generic.h: Likewise.
14930 * unwind-pe.h: Likewise.
14931 * unwind-sjlj.c: Likewise.
14932 * unwind.inc: Likewise.
14933 * config/arm/neon-gen.ml: Change generated copyright header to
14934 refer to version 3 of the GNU General Public License with
14935 version 3.1 of the GCC Runtime Library Exception and to point
14936 readers at the COPYING3 and COPYING3.RUNTIME files and the
14937 FSF's license web page.
14938 * config/arm/arm_neon.h: Regenerate.
14940 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14942 * config/cris/cris.md: Change copyright header to refer to version
14943 3 of the GNU General Public License.
14944 * doc/install.texi2html: Change copyright header to refer to version
14945 3 of the GNU General Public License and to point readers at the
14946 COPYING3 file and the FSF's license web page.
14947 * config/vax/linux.h: Likewise.
14949 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14951 * config/i386/i386.md (cmpcc): New.
14952 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14953 (sync_compare_and_swap_cc*): Delete.
14955 * config/s390/s390.c (s390_compare_emitted): Remove.
14956 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14957 s390_compare_emitted used to be handled. Assert that modes match.
14958 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14959 refer to sync_compare_and_swap_ccsi.
14960 * config/s390/s390.h (s390_compare_emitted): Remove.
14961 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14962 instead of s390_compare_emitted.
14963 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14964 instead of s390_compare_emitted.
14965 * config/s390/s390.md (cmpcc): New.
14966 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14967 CC_REGNUM, do not pretend it's set.
14968 (sync_compare_and_swap_cc*): Delete.
14969 * config/s390/predicates.md (cc_reg_operand): New.
14971 * expr.c (sync_compare_and_swap_cc): Delete.
14972 * optabs.h (sync_compare_and_swap_cc): Delete.
14973 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14974 is being used with can_compare_p.
14975 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14976 (find_cc_set): New.
14977 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
14978 look for a MODE_CC set instead. Use emit_store_flag.
14979 (expand_compare_and_swap_loop): Likewise, with some additional
14980 complication to avoid a force_reg when useless. Use
14981 emit_cmp_and_jump_insns.
14982 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
14983 * doc/md.texi (sync_compare_and_swap_cc): Merge with
14984 sync_compare_and_swap documentation.
14986 2009-04-09 Jan Hubicka <jh@suse.cz>
14988 * except.c (find_prev_try): Break out from ....
14989 (duplicate_eh_regions): ... here; properly update prev_try pointers
14990 when duplication part of tree.
14991 (dump_eh_tree): Improve dumping.
14992 (verify_eh_region): New.
14993 (verify_eh_tree): Use it.
14995 2009-04-06 Richard Guenther <rguenther@suse.de>
14997 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
14998 &ARRAY addresses by adjusting their types and prepending
15000 * tree-cfg.c (verify_gimple_assign_single): Verify that
15001 addresses are correct.
15003 2009-04-09 Richard Guenther <rguenther@suse.de>
15005 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15006 indices into an array reference if possible.
15007 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15008 Fold POINTER_PLUS_EXPR statements with invariant address.
15010 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15013 * config.gcc (powerpc64-*-linux*): Always build biarch.
15015 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15018 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15019 it and pedwarn if this results in an INTEGER_CST.
15021 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15023 * doc/install.texi: Update minimum GMP version. Remove obsolete
15024 text in MPFR section.
15026 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15028 * dwarf2out.c (class_scope_p): New static inline.
15029 (class_or_namespace_scope_p): Use it.
15030 (gen_variable_die): Use DW_TAG_member tag for static data member
15031 declarations instead of DW_TAG_variable.
15033 PR middle-end/39573
15034 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15037 2009-04-08 Richard Guenther <rguenther@suse.de>
15039 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15040 valueize random data.
15042 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15044 * config.gcc (aix tm_file): Add aix-stdint.h.
15045 (aix tm clause use_gcc_stdint): Set to wrap.
15046 * config/rs6000/aix-stdint.h: New file.
15048 2009-04-08 Richard Guenther <rguenther@suse.de>
15050 PR middle-end/36291
15051 * tree-dfa.c (add_referenced_var): Do not recurse into
15052 global initializers.
15053 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15055 (fold_const_aggregate_ref): Likewise.
15057 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15059 * recog.c (ordered_comparison_operator): New.
15060 * gensupport.c (std_preds): Add it.
15061 * doc/md.texi (Machine-Independent Predicates): Document it.
15063 2009-04-08 Jan Hubicka <jh@suse.cz>
15065 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15066 * function.h (rtl_eh): Remove exception_handler_label_map.
15067 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15068 remove_exception_handler_label, for_each_eh_label_1): Remove.
15069 (rtl_remove_unreachable_regions): Remove.
15070 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15071 (find_exception_handler_labels): Don't build the hashtable.
15072 (maybe_remove_eh_handler): Remove.
15073 (for_each_eh_label): Rewrite to walk the tree.
15074 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15075 * except.h (maybe_remove_eh_handler): Remove.
15076 * passes.c (init_optimization_passes): Schedule second EH cleanup
15078 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15079 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15081 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15083 * genoutput.c (validate_optab_operands): New.
15084 (gen_insn, gen_expand): Call it.
15086 * genflags.c (gen_insn): Detect misused iterators.
15087 (main): Pass line_no to gen_insn, exit with status 1 on error.
15089 * genextract.c (line_no): Make global.
15090 (VEC_safe_set_locstr): Change assertion to error message.
15091 (main): Exit with status 1 on error.
15093 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15097 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15098 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15099 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15100 * c-convert.c (convert): Do not call fold on results of conversion
15101 functions when the result is a C_MAYBE_CONST_EXPR.
15102 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15103 of __builtin_choose_expr.
15104 * c-typeck.c (remove_c_maybe_const_expr): New.
15105 (build_unary_op, build_conditional_expr, build_compound_expr,
15106 build_binary_op, c_objc_common_truthvalue_conversion): Call
15107 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15110 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15112 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15113 CODE to produce a new one. Add a prototype to use fold_convert_const
15115 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15118 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15119 mix declarations and code.
15121 2009-04-08 Ben Elliston <bje@au.ibm.com>
15123 * gcc.c: Replace `CC' with `GCC' throughout.
15125 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15127 * doc/invoke.texi: Document Atom support.
15129 2009-04-07 Jason Merrill <jason@redhat.com>
15132 * c-common.h, c-common.c: Add flag_pretty_templates.
15133 * c-opts.c (c_common_handle_option): Set it.
15134 * c.opt: Add -fno-pretty-templates.
15135 * doc/invoke.texi (C++ Dialect Options): Likewise.
15137 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15139 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15140 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15141 (ia64_expand_builtin): Likewise.
15143 2009-04-07 Martin Jambor <mjambor@suse.cz>
15145 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15146 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15147 ADDR_EXPRS are include too.
15149 2009-04-07 Richard Guenther <rguenther@suse.de>
15151 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15152 decls are only used if passes as parameters or if they are
15153 local statics and the call is not to a builtin.
15154 (call_may_clobber_ref_p_1): Likewise.
15156 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15158 * expr.c (do_store_flag): Remove last argument. Simplify code
15159 to avoid duplication of tests already done by can_compare_p.
15160 (expand_expr_real_1): Adjust caller.
15162 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15164 * optabs.c (can_compare_p): Test the predicate of a
15165 cbranch and cstore pattern.
15167 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15169 * expr.c (convert_move): Use emit_store_flag instead of
15172 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15174 * config/i386/i386.c (ix86_compare_emitted): Remove.
15175 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15176 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15177 * config/i386/i386.h (ix86_compare_emitted): Remove.
15178 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15179 instead of ix86_compare_emitted.
15180 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15182 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15184 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15185 Add t-sysroot-suffix to tmake_file.
15186 * config/print-sysroot-suffix.sh: New file.
15187 * config/t-sysroot-suffix: New file.
15189 2009-04-07 Ben Elliston <bje@au.ibm.com>
15191 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15192 as the latter produces a warning when the target does not support
15195 2009-04-07 Ben Elliston <bje@au.ibm.com>
15197 * dfp.c: Replace type punning assignments with memcpy throughout.
15198 * Makefile.in (dfp.o-warn): Remove.
15200 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15203 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15204 Include soft-fp/t-softfp after rs6000/t-linux64.
15206 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15208 * stor-layout.c (set_sizetype): Use the full precision of their
15209 machine mode for bitsize types.
15211 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15213 * config/i386/i386.md: Revert 2 accidental checkins.
15215 2009-04-06 Joey Ye <joey.ye@intel.com>
15216 Xuepeng Guo <xuepeng.guo@intel.com>
15217 H.J. Lu <hongjiu.lu@intel.com>
15219 Atom pipeline model, tuning and insn selection.
15220 * config.gcc (atom): Add atom config options and target.
15222 * config/i386/atom.md: New.
15224 * config/i386/i386.c (atom_cost): New cost.
15225 (m_ATOM): New macro flag.
15226 (initial_ix86_tune_features): Set m_ATOM.
15227 (x86_accumulate_outgoing_args): Likewise.
15228 (x86_arch_always_fancy_math_387): Likewise.
15229 (processor_target): Add Atom cost.
15230 (cpu_names): Add Atom cpu name.
15231 (override_options): Set Atom ISA.
15232 (ix86_issue_rate): New case PROCESSOR_ATOM.
15233 (ix86_adjust_cost): Likewise.
15235 * config/i386/i386.h (TARGET_ATOM): New target macro.
15236 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15237 (TARGET_OPT_AGU): New target option.
15238 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15239 (processor_type): Add PROCESSOR_ATOM.
15241 * config/i386/i386.md (cpu): Add new value "atom".
15242 (use_carry, movu): New attr.
15243 (atom.md): Include atom.md.
15244 (adddi3_carry_rex64): Set attr "use_carry".
15245 (addqi3_carry): Likewise.
15246 (addhi3_carry): Likewise.
15247 (addsi3_carry): Likewise.
15248 (*addsi3_carry_zext): Likewise.
15249 (subdi3_carry_rex64): Likewise.
15250 (subqi3_carry): Likewise.
15251 (subhi3_carry): Likewise.
15252 (subsi3_carry): Likewise.
15253 (x86_movdicc_0_m1_rex64): Likewise.
15254 (*x86_movdicc_0_m1_se): Likewise.
15255 (x86_movsicc_0_m1): Likewise.
15256 (*x86_movsicc_0_m1_se): Likewise.
15257 (*adddi_1_rex64): Emit add insn as much as possible.
15258 (*addsi_1): Likewise.
15259 (return_internal): Set atom_unit.
15260 (return_internal_long): Likewise.
15261 (return_pop_internal): Likewise.
15262 (*rcpsf2_sse): Set atom_sse_attr attr.
15263 (*qrt<mode>2_sse): Likewise.
15264 (*prefetch_sse): Likewise.
15266 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15268 (ix86_target_macros_internal): Likewise.
15270 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15271 (*prefetch_sse_rex): Likewise.
15272 (sse_rcpv4sf2): Likewise.
15273 (sse_vmrcpv4sf2): Likewise.
15274 (sse_sqrtv4sf2): Likewise.
15275 (<sse>_vmsqrt<mode>2): Likewise.
15276 (sse_ldmxcsr): Likewise.
15277 (sse_stmxcsr): Likewise.
15278 (*sse_sfence): Likewise.
15279 (sse2_clflush): Likewise.
15280 (*sse2_mfence): Likewise.
15281 (*sse2_lfence): Likewise.
15282 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15283 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15284 (avx_movdqu<avxmodesuffix>): Likewise.
15285 (avx_lddqu<avxmodesuffix>): Likewise.
15286 (sse2_movntv2di): Change attr "type" to "ssemov".
15287 (sse2_movntsi): Likewise.
15288 (rsqrtv8sf2): Change attr "type" to "sseadd".
15289 (sse3_addsubv2df3): Set attr "atom_unit".
15290 (sse3_h<plusminus_insn>v4sf3): Likewise.
15291 (*sse2_pmaddwd): Likewise.
15292 (*vec_extractv2di_1_rex64): Likewise.
15293 (*vec_extractv2di_1_avx): Likewise.
15294 (sse2_psadbw): Likewise.
15295 (ssse3_phaddwv8hi3): Likewise.
15296 (ssse3_phaddwv4hi3): Likewise.
15297 (ssse3_phadddv4si3): Likewise.
15298 (ssse3_phadddv2si3): Likewise.
15299 (ssse3_phaddswv8hi3): Likewise.
15300 (ssse3_phaddswv4hi3): Likewise.
15301 (ssse3_phsubwv8hi3): Likewise.
15302 (ssse3_phsubwv4hi3): Likewise.
15303 (ssse3_phsubdv4si3): Likewise.
15304 (ssse3_phsubdv2si3): Likewise.
15305 (ssse3_phsubswv8hi3): Likewise.
15306 (ssse3_phsubswv4hi3): Likewise.
15307 (ssse3_pmaddubsw128): Likewise.
15308 (sse3_pmaddubsw: Likewise.
15309 (ssse3_palignrti): Likewise.
15310 (ssse3_palignrdi): Likewise.
15312 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15314 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15316 2009-04-06 Richard Guenther <rguenther@suse.de>
15318 PR tree-optimization/28868
15319 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15320 of which PHI results we inserted.
15321 (insert_into_preds_of_block): Record inserted PHIs.
15322 (eliminate): Eliminate redundant PHI nodes.
15323 (init_pre): Init inserted_phi_names.
15325 2009-04-06 Richard Guenther <rguenther@suse.de>
15327 PR tree-optimization/39643
15328 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15329 IMAGPART_EXPRs of complex constants.
15330 (execute_fold_all_builtins): If we folded a call queue
15331 TODO_update_address_taken.
15333 2009-04-06 Jan Hubicka <jh@suse.cz>
15335 PR middle-end/39659
15336 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15339 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15341 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15343 (ic_invalidate_array): Likewise.
15345 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15347 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15348 alignment for library calls.
15350 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15352 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15353 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15354 * config/i386/mingw-stdint.h: New file.
15356 2009-04-05 Richard Guenther <rguenther@suse.de>
15358 PR tree-optimization/39648
15359 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15360 our &A vs. &A[0] IL deficiencies.
15362 2009-04-04 Jan Hubicka <jh@suse.cz>
15364 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15365 removed toplevel regions.
15366 (sjlj_mark_call_sites): Likewise.
15368 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15370 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15371 (cygwin tm clause use_gcc_stdint): Set to wrap.
15372 * config/i386/cygwin-stdint.h: New file.
15374 2009-04-04 Richard Guenther <rguenther@suse.de>
15376 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15377 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15378 single-argument PHIs if we are in loop-closed SSA form.
15379 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15380 for the pre-condition.
15381 (slpeel_tree_peel_loop_to_edge): Likewise.
15382 (vect_build_loop_niters): Take an optional sequence to append stmts.
15383 (vect_generate_tmps_on_preheader): Likewise.
15384 (vect_do_peeling_for_loop_bound): Take extra guards for the
15386 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15387 the cost model check.
15388 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15389 guards if we are going to peel. Do not apply versioning in that case.
15390 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15391 (vect_do_peeling_for_loop_bound): Likewise.
15392 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15393 loop bound only record extra pre-conditions, do not apply loop
15396 2009-04-04 Richard Guenther <rguenther@suse.de>
15398 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15401 2009-04-04 Jan Hubicka <jh@suse.cz>
15403 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15404 last_basic_block for size of bb->index indexed array.
15405 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15406 compute_out, link_btr_uses, build_btr_def_use_webs,
15407 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15409 2009-04-04 Jan Hubicka <jh@suse.cz>
15411 * except.c (remove_eh_handler_and_replace): Break out from ...
15412 (remove_eh_handler): ... here.
15413 (bring_to_root): New function.
15414 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15415 handled ones, bring others to root of tree.
15417 2009-04-04 Jan Hubicka <jh@suse.cz>
15419 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15420 (all_phis_safe_to_merge): New function.
15421 (update_info): New structure.
15422 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15423 (cleanup_empty_eh): Update SSA if possible.
15425 2009-04-04 Richard Guenther <rguenther@suse.de>
15427 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15428 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15429 (append_vuse): Likewise.
15431 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15433 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15434 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15435 instead of REG_UNSAVED for DW_CFA_undefined.
15436 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15437 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15440 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15443 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15444 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15445 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15447 2009-04-04 Richard Guenther <rguenther@suse.de>
15449 PR tree-optimization/8781
15450 PR tree-optimization/37892
15451 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15452 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15453 (valueize_refs): Call it for *& valueizations.
15454 (shared_reference_ops_from_ref): Rename to ...
15455 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15456 (shared_reference_ops_from_call): Rename to ...
15457 (valueize_shared_reference_ops_from_call): ... this and valueize.
15458 (vn_reference_lookup): Update.
15459 (visit_reference_op_call): Likewise.
15460 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15461 (eliminate): Value-replace the call address in call statements.
15463 2009-04-04 Richard Guenther <rguenther@suse.de>
15465 PR tree-optimization/39636
15466 * tree-ssa-forwprop.c
15467 (forward_propagate_addr_into_variable_array_index): Check for
15468 GIMPLE_ASSIGN before accessing the rhs code.
15470 2009-04-03 Jason Merrill <jason@redhat.com>
15472 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15474 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15476 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15477 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15478 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15479 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15480 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15481 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15482 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15483 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15484 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15485 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15486 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15487 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15488 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15489 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15490 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15491 Use fr_reg_or_fp01_operand instead of fr_register_operand
15493 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15494 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15495 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15497 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15499 PR rtl-optimization/39607
15500 PR rtl-optimization/39631
15504 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15505 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15506 instead of DF_LR_OUT.
15507 * ira-lives.c (process_bb_node_lives): Ditto.
15508 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15509 instead of DF_LR_{OUT,IN}.
15510 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15511 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15513 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15515 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15516 (execute_lower_omp): Always run but take the short way out if -fopenmp
15518 (gate_lower_omp): Remove, forcing the pass manager to always run the
15519 pass and always set PROP_gimple_lomp.
15520 (pass_lower_omp): Remove gate function.
15521 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15522 PROP_trees. Instead, require it.
15523 * ipa-cp.c (pass_ipa_cp): Likewise.
15524 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15525 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15526 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15527 and PROP_gimple_leh.
15529 2009-04-03 Richard Guenther <rguenther@suse.de>
15531 PR middle-end/13146
15532 PR tree-optimization/23940
15533 PR tree-optimization/33237
15534 PR middle-end/33974
15535 PR middle-end/34093
15536 PR tree-optimization/36201
15537 PR tree-optimization/36230
15538 PR tree-optimization/38049
15539 PR tree-optimization/38207
15540 PR tree-optimization/38230
15541 PR tree-optimization/38301
15542 PR tree-optimization/38585
15543 PR middle-end/38895
15544 PR tree-optimization/38985
15545 PR tree-optimization/39299
15546 * tree-ssa-structalias.h: Remove.
15547 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15548 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15549 (struct vuse_element_d): Remove.
15550 (struct vuse_vec_d): Likewise.
15551 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15552 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15553 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15554 VUSE_ELEMENT_VAR): Likewise.
15555 (struct voptype_d): Likewise.
15556 (NUM_VOP_FREE_BUCKETS): Likewise.
15557 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15558 (struct stmt_operands_d): Remove.
15559 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15560 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15561 VDEF_NUM, VDEF_VECT): Likewise.
15562 (copy_virtual_operands): Remove.
15563 (operand_build_cmp): Likewise.
15564 (create_ssa_artificial_load_stmt): Likewise.
15565 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15566 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15567 vuse_index and mayuse_index members. Pack and move done and iter_type
15568 members to the front.
15569 (SSA_OP_VMAYUSE): Remove.
15570 (SSA_OP_VIRTUAL_USES): Adjust.
15571 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15572 (unlink_stmt_vdef): Declare.
15573 (add_to_addressable_set): Remove.
15574 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15575 (vrp_visit_stmt): Likewise.
15576 * doc/tree-ssa.texi (Alias analysis): Update.
15577 * doc/invoke.texi (max-aliased-vops): Remove docs.
15578 (avg-aliased-vops): Likewise.
15579 * tree-into-ssa.c (syms_to_rename): Remove.
15580 (need_to_update_vops_p): Likewise.
15581 (need_to_initialize_update_ssa_p): Rename to ...
15582 (update_ssa_initialized_fn): ... this. Track function we are
15584 (symbol_marked_for_renaming): Simplify.
15585 (add_new_name_mapping): Do not set need_to_update_vops_p.
15586 (dump_currdefs): Use SYMS_TO_RENAME.
15587 (rewrite_update_stmt): Always walk all uses/defs.
15588 (dump_update_ssa): Adjust.
15589 (init_update_ssa): Take function argument. Track what we are
15591 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15592 (create_new_def_for): Initialize for cfun, assert we are initialized
15594 (mark_sym_for_renaming): Simplify.
15595 (mark_set_for_renaming): Do not initialize update-ssa.
15596 (need_ssa_update_p): Simplify. Take function argument.
15597 (name_mappings_registered_p): Assert we ask for the correct function.
15598 (name_registered_for_update_p): Likewise.
15599 (ssa_names_to_replace): Likewise.
15600 (release_ssa_name_after_update_ssa): Likewise.
15601 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15602 (dump_decl_set): Do not print a newline.
15603 (debug_decl_set): Do it here.
15604 (dump_update_ssa): And here.
15605 * tree-ssa-loop-im.c (move_computations): Adjust.
15606 (movement_possibility): Likewise.
15607 (determine_max_movement): Likewise.
15608 (gather_mem_refs_stmt): Likewise.
15609 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15610 or NAME_MEMORY_TAG.
15611 * tree-complex.c (update_all_vops): Remove.
15612 (expand_complex_move): Adjust.
15613 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15614 Simplify test for memory referencing statement. Exclude
15615 non-invariant ADDR_EXPRs.
15616 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15617 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15618 (rdg_flag_uses): Likewise.
15619 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15621 (tree_optimize_tail_calls_1): Also split the
15622 edge from the entry block if we have degenerate PHI nodes in
15623 the first basic block.
15624 * tree.c (init_ttree): Remove memory-tag related code.
15625 (tree_code_size): Likewise.
15626 (tree_node_structure): Likewise.
15627 (build7_stat): Re-write to be build6_stat.
15628 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15629 (SSA_VAR_P): Adjust.
15630 (struct tree_memory_tag): Remove.
15631 (struct tree_memory_partition_tag): Likewise.
15632 (union tree_node): Adjust.
15633 (build7): Re-write to be build6.
15634 * tree-pass.h (pass_reset_cc_flags): Remove.
15635 (TODO_update_address_taken): New flag.
15636 (pass_simple_dse): Remove.
15637 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15638 * params.h (MAX_ALIASED_VOPS): Remove.
15639 (AVG_ALIASED_VOPS): Likewise.
15640 * omp-low.c (expand_omp_taskreg): Update SSA form.
15641 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15642 aliases the lhs in a copy stmt.
15643 * tree-ssa-dse.c (struct address_walk_data): Remove.
15644 (memory_ssa_name_same): Likewise.
15645 (memory_address_same): Likewise.
15646 (get_kill_of_stmt_lhs): Likewise.
15647 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15648 unused stores. Look through PHI nodes into post-dominated regions.
15649 (dse_optimize_stmt): Simplify. Properly remove stores.
15650 (tree_ssa_dse): Compute dominators.
15651 (execute_simple_dse): Remove.
15652 (pass_simple_dse): Likewise.
15653 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15654 gimple_loaded_syms and gimple_stored_syms computation.
15655 * toplev.c (dump_memory_report): Dump alias and pta stats.
15656 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15657 (vn_reference_eq): Likewise.
15658 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15659 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15660 valueize_vuses): Remove.
15661 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15662 (get_def_ref_stmt_vuse): ... this.
15663 (vn_reference_lookup_2): New function.
15664 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15665 walking equivalent vuses. Simplify.
15666 (vn_reference_lookup): Likewise.
15667 (vn_reference_insert): Likewise.
15668 (vn_reference_insert_pieces): Likewise.
15669 (visit_reference_op_call): Simplify.
15670 (visit_reference_op_load): Likewise.
15671 (visit_reference_op_store): Likewise.
15672 (init_scc_vn): Remove shared_lookup_vuses initialization.
15673 (free_scc_vn): Remove shared_lookup_vuses freeing.
15674 (sort_vuses, sort_vuses_heap): Remove.
15675 (get_ref_from_reference_ops): Export.
15676 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15677 vector with single vuse pointer.
15678 (vn_reference_lookup_pieces, vn_reference_lookup,
15679 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15680 (shared_vuses_from_stmt): Remove.
15681 (get_ref_from_reference_ops): Declare.
15682 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15683 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15684 memory-tag related code.
15685 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15686 (likely_value): Add comment, skip static-chain of call statements.
15687 (surely_varying_stmt_p): Adjust.
15688 (gimplify_and_update_call_from_tree): Likewise.
15689 (execute_fold_all_builtins): Do not rebuild alias info.
15690 (gimplify_and_update_call_from_tree): Properly update VOPs.
15691 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15692 (copy_ref_info): Remove memory-tag related code.
15693 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15694 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15695 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15697 * tree-ssa-dom.c (gimple_p): Remove typedef.
15698 (eliminate_redundant_computations): Adjust.
15699 (record_equivalences_from_stmt): Likewise.
15700 (avail_expr_hash): Likewise.
15701 (avail_expr_eq): Likewise.
15702 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15703 (stmt_makes_single_load): Likewise.
15704 (stmt_makes_single_store): Likewise.
15705 * tree-ssa-alias.c: Rewrite completely.
15706 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15707 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15708 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15709 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15710 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15711 Remove public functions.
15712 (pass_reset_cc_flags): Remove.
15713 (pass_build_alias): Move ...
15714 * tree-ssa-structalias.c (pass_build_alias): ... here.
15715 * tree-ssa-alias.c (may_be_aliased): Move ...
15716 * tree-flow-inline.h (may_be_aliased): ... here.
15717 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15718 count_uses_and_derefs): Move ...
15719 * gimple.c: ... here.
15720 * gimple.h (count_uses_and_derefs): Declare.
15721 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15722 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15723 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15724 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15725 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15726 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15727 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15729 * tree-dfa.c (refs_may_alias_p): Move ...
15730 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15731 * tree-ssa-alias.h: New file.
15732 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15733 (statement_sink_location): Likewise.
15734 * opts.c (decode_options): Do not adjust max-aliased-vops or
15735 avg-aliased-vops values.
15736 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15737 (TV_CALL_CLOBBER): Likewise.
15738 (TV_FLOW_SENSITIVE): Likewise.
15739 (TV_FLOW_INSENSITIVE): Likewise.
15740 (TV_MEMORY_PARTITIONING): Likewise.
15741 (TV_ALIAS_STMT_WALK): New timevar.
15742 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15743 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15744 (get_address_description): Remove memory-tag related code.
15745 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15746 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15747 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15748 and immediate uses in statements. Document.
15749 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15750 (dump_symbols): Remove.
15751 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15752 * alias.c (get_deref_alias_set): New function split out from ...
15753 (get_alias_set): ... here.
15754 * alias.h (get_deref_alias_set): Declare.
15755 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15756 type parameter. Remove restrict pointer handling. Create a
15757 ref-all pointer in case type-based alias sets do not conflict.
15758 (vect_analyze_data_refs): Remove SMT related code.
15759 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15760 (vectorizable_load): Likewise.
15761 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15762 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15763 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15764 Ignore vops and SMTs.
15765 (dr_analyze_alias): Likewise..
15766 (free_data_ref): Likewise.
15767 (create_data_ref): Likewise.
15768 (analyze_all_data_dependences): Likewise.
15769 (get_references_in_stmt): Adjust.
15770 * tree-flow-inline.h (gimple_aliases_computed_p,
15771 gimple_addressable_vars, gimple_call_clobbered_vars,
15772 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15773 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15774 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15775 gimple_mem_ref_stats): Remove.
15776 (gimple_vop): New function.
15777 (op_iter_next_use): Remove vuses and mayuses cases.
15778 (op_iter_next_def): Remove vdefs case.
15779 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15780 (clear_and_done_ssa_iter): Do not set removed fields.
15781 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15782 Assert we are not iterating over vuses or vdefs if not also
15783 iterating over uses or defs.
15784 (op_iter_init_use): Likewise.
15785 (op_iter_init_def): Likewise.
15786 (op_iter_next_vdef): Remove.
15787 (op_iter_next_mustdef): Likewise.
15788 (op_iter_init_vdef): Likewise.
15789 (compare_ssa_operands_equal): Likewise.
15790 (link_use_stmts_after): Handle vuse operand.
15791 (is_call_used): Use is_call_clobbered.
15792 (is_call_clobbered): Global variables are always call clobbered,
15793 query the call-clobbers bitmap.
15794 (mark_call_clobbered): Ignore global variables.
15795 (clear_call_clobbered): Likewise.
15796 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15797 virtual operands sanity check.
15798 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15800 (TARGET_MEM_REF): Remove TMR_TAG operand.
15801 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15802 Remove call-clobber related code.
15803 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15804 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15805 partitions or escape reason.
15806 (get_single_def_stmt, get_single_def_stmt_from_phi,
15807 get_single_def_stmt_with_phi): Remove.
15808 (dump_referenced_vars): Tidy.
15809 (get_ref_base_and_extent): Allow bare decls.
15810 (collect_dfa_stats): Adjust.
15811 * graphite.c (rename_variables_in_stmt): Adjust.
15812 (graphite_copy_stmts_from_block): Likewise.
15813 (translate_clast): Likewise.
15814 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15816 (translate_vuse_through_block): Use the oracle.
15817 (phi_translate_1): Adjust.
15818 (value_dies_in_block_x): Use the oracle. Cache the outcome
15820 (valid_in_sets): Check if the VUSE for
15821 a REFERENCE is available.
15822 (eliminate): Do not remove stmts during elimination,
15823 instead queue and remove them afterwards.
15824 (do_pre): Do not rebuild alias info.
15825 (pass_pre): Run TODO_rebuild_alias before PRE.
15826 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15827 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15828 (mark_all_v_defs_stmt): Remove.
15829 (mark_all_v_defs_seq): Adjust.
15830 (sra_replace): Likewise.
15831 (scalarize_use): Likewise.
15832 (scalarize_copy): Likewise.
15833 (scalarize_init): Likewise.
15834 (scalarize_ldst): Likewise.
15835 (todoflags): Remove.
15836 (tree_sra): Do not rebuild alias info.
15837 (tree_sra_early): Adjust.
15838 (pass_sra): Run TODO_update_address_taken before SRA.
15839 * tree-predcom.c (set_alias_info): Remove.
15840 (prepare_initializers_chain): Do not call it.
15841 (mark_virtual_ops_for_renaming): Adjust.
15842 (mark_virtual_ops_for_renaming_list): Remove.
15843 (initialize_root_vars): Adjust.
15844 (initialize_root_vars_lm): Likewise.
15845 (prepare_initializers_chain): Likewise.
15846 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15847 (may_propagate_copy_into_stmt): Likewise.
15848 (merge_alias_info): Do nothing for now.
15849 (propagate_tree_value_into_stmt): Adjust.
15850 (stmt_may_generate_copy): Likewise.
15851 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15852 not mark symbols for renaming.
15853 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15854 with the same statement, make sure to update the new pointed-to one.
15855 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15856 call statements, do not mark symbols for renaming.
15857 (mark_operand_necessary): Dump something.
15858 (ref_may_be_aliased): New function.
15859 (mark_aliased_reaching_defs_necessary_1): New helper function.
15860 (mark_aliased_reaching_defs_necessary): Likewise.
15861 (mark_all_reaching_defs_necessary_1): Likewise.
15862 (mark_all_reaching_defs_necessary): Likewise.
15863 (propagate_necessity): Do not process virtual PHIs. For
15864 non-aliased loads mark all reaching definitions as necessary.
15865 For aliased loads and stores mark the immediate dominating
15866 aliased clobbers as necessary.
15867 (visited): New global static.
15868 (perform_tree_ssa_dce): Free visited bitmap after propagating
15870 (remove_dead_phis): Perform simple dead virtual PHI removal.
15871 (remove_dead_stmt): Properly unlink virtual operands when
15873 (eliminate_unnecessary_stmts): Schedule PHI removal after
15875 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15876 (process_replaceable): Likewise.
15877 (find_replaceable_in_bb): Likewise.
15878 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15879 based on the single gimple vop.
15880 (verify_flow_insensitive_alias_info): Remove.
15881 (verify_flow_sensitive_alias_info): Likewise.
15882 (verify_call_clobbering): Likewise.
15883 (verify_memory_partitions): Likewise.
15884 (verify_alias_info): Likewise.
15885 (verify_ssa): Adjust..
15886 (execute_update_addresses_taken): Export. Update SSA
15887 manually. Optimize only when optimizing. Use a local bitmap.
15888 (pass_update_address_taken): Remove TODO_update_ssa, add
15890 (pass_update_address_taken): Just use TODO_update_address_taken.
15891 (init_tree_ssa): Do not initialize addressable_vars.
15892 (verify_ssa): Verify new VUSE / VDEF properties.
15893 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15894 Do not call verify_alias_info.
15895 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15896 Do not free the loaded and stored syms bitmaps. Reset the escaped
15897 and callused solutions. Do not free addressable_vars.
15898 Remove memory-tag related code.
15899 (warn_uninitialized_var): Aliases are always available.
15900 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15901 * lambda-code.c (can_put_in_inner_loop): Adjust.
15902 (can_put_after_inner_loop): Likewise.
15903 (perfect_nestify): Likewise.
15904 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15905 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15906 (vectorizable_conversion): Do not mark symbols for renaming.
15907 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15908 (expand_call_inline): Unlink the calls virtual operands before
15910 (tree_function_versioning): Do not call update_ssa if we are not
15911 updating clones. Simplify.
15912 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15913 (propagate_with_phi): Likewise..
15914 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15915 clobber code. Assert we are not aliased or global.
15916 * tree-flow.h: Include tree-ssa-alias.h
15917 (enum escape_type): Remove.
15918 (struct mem_sym_stats_d): Likewise.
15919 (struct mem_ref_stats_d): Likewise.
15920 (struct gimple_df): Add vop member. Remove global_var,
15921 call_clobbered_vars, call_used_vars, addressable_vars,
15922 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15923 escaped and callused members.
15924 (struct ptr_info_def): Remove all members, add points-to solution
15926 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15927 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15928 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15929 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15930 (tree-ssa-alias.o): Likewise.
15931 (toplev.o): Add tree-ssa-alias.h
15932 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15933 * gimple.c (gimple_set_bb): Fix off-by-one error.
15934 (is_gimple_reg): Do not handle memory tags.
15935 (gimple_copy): Also copy virtual operands.
15936 Delay updating the statement. Do not reset loaded and stored syms.
15937 (gimple_set_stored_syms): Remove.
15938 (gimple_set_loaded_syms): Likewise.
15939 (gimple_call_copy_skip_args): Copy the virtual operands
15940 and mark the new statement modified.
15941 * tree-ssa-structalias.c (may_alias_p): Remove.
15942 (set_uids_in_ptset): Take the alias set to prune with as
15943 parameter. Fold in the alias test of may_alias_p.
15944 (compute_points_to_sets): Compute whether a ptr is dereferenced
15945 in a local sbitmap.
15946 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15947 other ADDRESSOF constraints on the lhs.
15948 (get_constraint_for_component_ref): Assert that we don't get
15949 ADDRESSOF constraints from the base of the reference.
15950 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15951 (struct variable_info): Remove collapsed_to member.
15952 (get_varinfo_fc): Remove.
15953 (new_var_info): Do not set collapsed_to.
15954 (dump_constraint): Do not follow cycles.
15955 (dump_constraint_graph): Likewise.
15956 (build_pred_graph): Likewise.
15957 (build_succ_graph): Likewise.
15958 (rewrite_constraints): Likewise.
15959 (do_simple_structure_copy): Remove.
15960 (do_rhs_deref_structure_copy): Remove.
15961 (do_lhs_deref_structure_copy): Remove.
15962 (collapse_rest_of_var): Remove.
15963 (do_structure_copy): Re-implement.
15964 (pta_stats): New global variable.
15965 (dump_pta_stats): New function.
15966 (struct constraint_expr): Make offset signed.
15967 (UNKNOWN_OFFSET): Define special value.
15968 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15969 (solution_set_expand): New helper function split out from ...
15970 (do_sd_constraint): ... here.
15971 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15972 (do_ds_constraint): Likewise.
15973 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15974 and CALLUSED = *CALLUSED.
15975 (set_union_with_increment): Make inc argument signed.
15976 (type_safe): Remove.
15977 (get_constraint_for_ptr_offset): Handle unknown and negative
15979 (first_vi_for_offset): Handle offsets before start. Bail
15980 out early for offsets beyond the variable extent.
15981 (first_or_preceding_vi_for_offset): New function.
15982 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
15983 Together with ESCAPED = *ESCAPED this properly computes reachability.
15984 (find_what_var_points_to): New function.
15985 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
15986 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
15987 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
15988 pt_solutions_intersect): New functions.
15989 (compute_call_used_vars): Remove.
15990 (compute_may_aliases): New main entry into PTA computation.
15991 * gimple.h (gimple_p): New typedef.
15992 (struct gimple_statement_base): Remove references_memory_p.
15993 (struct gimple_statement_with_memory_ops_base): Remove
15994 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
15996 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
15997 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
15998 gimple_set_references_memory): Remove.
15999 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16000 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16002 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16003 (verify_expr): Allow RESULT_DECL.
16004 (gimple_duplicate_bb): Do not copy virtual operands.
16005 (gimple_duplicate_sese_region): Adjust.
16006 (gimple_duplicate_sese_tail): Likewise.
16007 (mark_virtual_ops_in_region): Remove.
16008 (move_sese_region_to_fn): Do not call it.
16009 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16010 and pass_simple_dse.
16011 (execute_function_todo): Handle TODO_update_address_taken,
16012 call execute_update_addresses_taken for TODO_rebuild_alias.
16013 (execute_todo): Adjust.
16014 (execute_one_pass): Init dump files early.
16015 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16017 (create_general_new_stmt): Clear vops.
16018 * tree-ssa-reassoc.c (get_rank): Adjust.
16019 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16020 symbols for renaming.
16021 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16022 (PARAM_AVG_ALIASED_VOPS): Likewise.
16023 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16024 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16025 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16026 (operand_build_cmp, copy_virtual_operands,
16027 create_ssa_artificial_load_stmt, add_to_addressable_set,
16028 gimple_add_to_addresses_taken): Remove public functions.
16029 (unlink_stmt_vdef): New function.
16031 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16033 * config.gcc (powerpc-*-linux*): Merge variants.
16035 2009-04-02 Chao-ying Fu <fu@mips.com>
16036 James Grosbach <james.grosbach@microchip.com>
16038 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16039 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16041 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16042 keep_interrupts_masked_p, use_debug_exception_return_p.
16043 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16044 keep_interrupts_masked, use_debug_exception_return.
16045 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16046 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16048 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16049 (mips_print_operand): Process COP0 registers to print $0 .. $31
16050 correctly for GAS to process.
16051 (mips_interrupt_extra_call_saved_reg_p): New function.
16052 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16054 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16055 (mips_compute_frame_info): Add supports for interrupt context that
16056 includes doubleword accumulators and COP0 registers.
16057 (mips_for_each_saved_acc): New function.
16058 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16059 mips_for_each_saved_reg.
16060 (mips_save_reg): Save accumulators.
16061 (mips_kernel_reg_p): A new for_each_rtx callback.
16062 (mips_expand_prologue): Support interrupt handlers.
16063 (mips_restore_reg): Restore accumulators.
16064 (mips_expand_epilogue): Support interrupt handlers.
16065 (mips_can_use_return_insn): Return false for interrupt handlers.
16066 (mips_epilogue_uses): New function.
16067 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16068 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16069 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16070 cop0_move): New instructions.
16071 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16072 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16074 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16076 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16077 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16078 interrupt handlers, we use K0 as the temporary register.
16079 (EPILOGUE_USES): Change to a function call.
16080 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16081 handlers, we use K0 as the temporary register.
16083 * doc/extend.texi (Function Attributes): Document interrupt,
16084 use_shadow_register_set, keep_interrupts_masked,
16085 use_debug_exception_return for MIPS attributes.
16087 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16089 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16090 Remove a number of t-files from tmake_file.
16091 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16092 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16093 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16094 target_prototype, not TARGET_PROTOTYPE.
16095 (LINK_OS_GNU_SPEC): Define.
16096 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16097 and darwin-ldoubdle.c.
16099 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16102 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16103 (cpp_options): Ditto.
16104 (default_compilers): Ditto.
16105 (display_help): Ditto.
16106 (process_command): Ditto.
16107 (do_spec_1): Ditto.
16108 (set_input): Use lbasename instead of duplicate code.
16109 (save_temps_prefix): New static for -save-temps=obj.
16110 (save_temps_length): Ditto.
16112 * doc/invoke.texi (-save-temps=obj): Document new variant to
16113 -save-temps switch.
16115 2009-04-02 Jeff Law <law@redhat.com>
16117 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16120 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16122 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16123 * configure: Regenerated.
16125 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16127 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16128 share the argument list.
16130 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16134 2009-02-12 Diego Novillo <dnovillo@google.com>
16136 * varpool.c (debug_varpool): New.
16137 * cgraph.h (debug_varpool): Declare.
16139 2009-04-02 Jan Hubicka <jh@suse.cz>
16141 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16144 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16146 * config/i386/i386.c (ix86_abi): Move initialization to ...
16147 (override_options): Here.
16149 2009-04-02 Christian Bruel <christian.bruel@st.com>
16151 * config/sh/sh.c (sh_dwarf_register_span): New function.
16152 (TARGET_DWARF_REGISTER_SPAN): Define.
16153 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16155 2009-04-02 Ira Rosen <irar@il.ibm.com>
16157 PR tree-optimization/39595
16158 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16159 interleaved loads group is not greater than the SLP group size.
16161 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16163 * builtins.c (is_builtin_name): New.
16164 (called_as_built_in): Use is_builtin_name.
16165 * tree.h (is_builtin_name): New.
16166 * varasm.c (incorporeal_function_p): Use is_builtin_name
16168 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16170 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16172 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16175 * c-decl.c (clone_underlying_type): Move this ...
16176 * c-common.c (set_underlying_type): ... here.
16177 Also, make sure the function properly sets TYPE_STUB_DECL() on
16178 the newly created typedef variant type.
16179 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16180 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16183 2009-04-02 Richard Guenther <rguenther@suse.de>
16185 PR tree-optimization/37221
16186 * tree-flow.h (degenerate_phi_result): Declare.
16187 * tree-ssa-dom.c (degenerate_phi_result): Export.
16188 * tree-scalar-evolution.c (analyze_initial_condition): If
16189 the initial condition is defined by a degenerate PHI node
16190 use the degenerate value.
16192 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16194 PR rtl-optimization/39588
16195 * combine.c (merge_outer_ops): Do not set the constant when this
16197 (simplify_shift_const_1): Do not modify it either in this case.
16199 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16201 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16202 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16204 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16207 * c-lex.c (interpret_float): Default (no suffix) is double.
16209 2009-04-1 Xinliang David Li <davidxl@google.com>
16211 * config/i386/i386.c (legitimate_constant_p): Recognize
16212 all one vector constant.
16214 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16216 * config/vax/vax.c: Add #includes to silence warnings.
16217 Change #include order to silence two warnings.
16219 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16221 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16222 (ASM_SPEC): Pass -k to the assembler for PIC code.
16224 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16226 * config.gcc: Add vax-*-linux* to the switch.
16227 * config/vax/linux.h: New file. (TARGET_VERSION,
16228 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16230 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16232 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16233 Use predicate macros instead of GET_CODE() == foo.
16234 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16235 ashlsi3, rotrsi3, <unnamed>): Likewise.
16237 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16239 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16240 jbbccihi, jbbccisi): Remova trailing whitespace.
16241 * config/vax/constraints.md: Likewise.
16242 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16243 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16244 * config/vax/predicates.md: Likewise.
16245 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16246 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16247 * config/vax/vax.h: Likewise.
16248 * config/vax/vax.md (nonlocal_goto): Likewise.
16250 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16252 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16253 (indirectable_address_p, adjacent_operands_p): Add spaces around
16255 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16257 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16259 * config/vax/vax.c (legitimate_constant_address_p,
16260 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16261 index_term_p, reg_plus_index_p, legitimate_address_p,
16262 vax_mode_dependent_address_p): Update comments to match functions
16263 modified by the recent int->bool conversion.
16265 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16267 * config/vax/builtins.md: Update copyright message.
16268 * config/vax/constraints.md: Likewise.
16269 * config/vax/netbsd-elf.h: Likewise.
16270 * config/vax/predicates.md: Likewise.
16271 * config/vax/vax-protos.h: Likewise.
16272 * config/vax/vax.c: Likewise.
16273 * config/vax/vax.h: Likewise.
16274 * config/vax/vax.md: Likewise.
16275 * config/vax/vax.opt: Likewise.
16277 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16279 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16280 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16281 * config/vax/constraints.md (B, R): Likewise.
16282 * config/vax/predicates.md (external_memory_operand,
16283 nonimmediate_addsub_di_operand): Likewise.
16284 * config/vax/vax.c (vax_output_int_add): Likewise.
16285 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16286 untyped_call): Likewise.
16288 2009-04-01 Matt Thomas <matt@3am-software.com>
16290 * config/vax/predicates.md: New file.
16291 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16292 external_const_operand, nonsymbolic_operand, external_memory_operand,
16293 indirect_memory_operand, indexed_memory_operand,
16294 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16295 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16297 * config/vax/constraints.md: New file.
16298 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16300 * config/vax/builtins.md: New file.
16301 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16302 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16304 * config/vax/vax.opt (mqmath): Add option.
16305 * config/vax/vax.md (isfx): Extend with DI.
16306 (VAXintQH, VAXintQHSD): Define.
16307 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16308 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16309 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16310 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16311 (movdi): Update constraints and use vax_output_int_move().
16312 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16313 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16314 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16315 nonlocal_goto): New.
16316 (mov<mode>): Extend accepted operand types.
16317 (subdi3_old): Rename from subdi3, change update constraints and use
16318 a new implementation.
16319 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16320 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16321 MOVE_RATIO, CLEAR_RATIO): Define.
16322 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16323 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16324 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16325 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16326 (split_quadword_operands): Make static and really allow variable
16328 (print_operand_address): Update for PIC generation.
16329 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16330 indexable_address_p, fixup_mathdi_operand,
16331 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16332 (vax_float_literal, legitimate_constant_p,
16333 indirectable_constant_address_p, index_term_p,
16334 reg_plus_index_p): Return bool instead of int.
16335 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16337 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16339 (vax_output_conditional_branch): Indent.
16340 (legitimate_constant_address_p, indirectable_constant_address_p,
16341 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16342 vax_mode_dependent_address_p): Return bool instead of int, update for
16344 * config/vax/vax-protos.h (legitimate_constant_address_p,
16345 legitimate_constant_p, legitimate_address_p,
16346 vax_mode_dependent_address_p): Change declaration to bool.
16347 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16348 vax_expand_addsub_di_operands, vax_output_int_subtract,
16349 vax_output_movmemsi): Declare.
16350 (split_quadword_operands, vax_float_literal): Delete declaration.
16351 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16352 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16353 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16354 ASM_OUTPUT_DWARF_PCREL): Define.
16355 (ASM_SPEC): Change definition to allow PIC generation.
16357 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16359 * doc/sourcebuild.texi: Update front-end requirements.
16361 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16364 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16365 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16366 (booldi3_internal3): Use boolean_or_operator instead of
16369 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16372 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16373 declarator whose size is not an integer constant expression but
16374 folds to an integer constant, then treat it as a constant
16377 2009-04-01 Richard Guenther <rguenther@suse.de>
16379 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16380 i * 4 + 2 to (i * 2 + 1) * 2.
16382 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16385 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16386 return if c_parser_asm_string_literal returned NULL.
16388 2009-04-01 Nick Clifton <nickc@redhat.com>
16390 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16392 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16393 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16394 other typedefs to avoid conflicts with libgcc2.c. Define labels
16395 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16397 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16398 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16401 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16403 * varasm.c (default_function_rodata_section): Declare DOT as
16406 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16407 Andrey Galkin <agalkin@hypercom.com>
16410 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16411 Make object_name unique for each process.
16413 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16416 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16417 addressable variables in the parallel that could go out of scope while
16418 running queued tasks.
16420 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16422 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16423 (CASE_VALUES_THRESHOLD): Redefine.
16424 * config/avr/avr.c (avr_override_options): Remove initialization of
16425 avr_case_values_threshold variable.
16426 (avr_case_values_threshold): Remove variable. Add new function.
16427 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16428 * config/avr/avr.opt (mno-tablejump): Remove option.
16429 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16431 2009-04-01 DJ Delorie <dj@redhat.com>
16433 * varasm.c (default_function_rodata_section): Don't assume
16434 anything about where the first '.' in the section name is.
16436 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16438 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16439 rs6000_emit_stack_tie.
16441 2009-03-31 Ian Lance Taylor <iant@google.com>
16443 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16444 gimple_code with GIMPLE_RESX, not RESX.
16446 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16448 * c-common.c (c_get_ident): New.
16449 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16451 2009-04-01 Ben Elliston <bje@au.ibm.com>
16453 * config/rs6000/sysv4.opt (msdata): Improve option description.
16455 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16457 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16458 (divdf3_internal_lat): Remove.
16459 (divxf3_internal_lat): Remove.
16460 (divxf3_internal_thr): Remove.
16461 (divxf): Use divxf3_internal.
16462 * config/ia64/div.md (divsf3_internal_lat): New.
16463 (divdf3_internal_lat): New.
16464 (divxf3_internal): New.
16466 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16469 * Makefile.in (USE_GCC_STDINT): Define.
16470 (stmp-int-hdrs): Install stdint.h if applicable.
16471 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16473 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16474 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16475 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16476 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16477 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16478 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16479 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16480 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16481 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16482 (c_common_nodes_and_builtins): Initialize
16483 underlying_wchar_type_node. Do not initialize
16484 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16485 nodes for new types.
16486 (c_stddef_cpp_builtins): Define macros for new types.
16487 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16489 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16490 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16491 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16492 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16493 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16494 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16495 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16496 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16497 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16498 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16499 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16500 int16_type_node, int32_type_node, int64_type_node,
16501 uint8_type_node, uint16_type_node, c_uint32_type_node,
16502 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16503 int_least32_type_node, int_least64_type_node,
16504 uint_least8_type_node, uint_least16_type_node,
16505 uint_least32_type_node, uint_least64_type_node,
16506 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16507 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16508 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16509 uintptr_type_node): Define.
16510 * c-cppbuiltin.c (builtin_define_constants,
16511 builtin_define_type_minmax): New.
16512 (builtin_define_stdint_macros): Define more macros.
16513 (c_cpp_builtins): Define more limit macros.
16514 (type_suffix): New.
16515 (builtin_define_type_max): Define in terms of
16516 builtin_define_type_minmax. Remove is_long parameter. All
16518 * config.gcc (use_gcc_stdint): Define.
16519 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16520 Add newlib-stdint.h for generic targets.
16521 * config/glibc-stdint.h, config/newlib-stdint.h,
16522 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16523 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16524 * config/score/score.h (UINTPTR_TYPE): Define.
16525 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16526 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16527 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16528 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16529 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16530 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16531 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16532 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16533 * config/spu/spu.h (STDINT_LONG32): Define.
16534 * configure.ac (use_gcc_stdint): Substitute.
16535 * configure: Regenerate.
16536 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16537 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16538 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16539 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16540 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16541 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16542 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16543 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16544 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16545 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16546 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16547 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16548 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16549 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16550 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16551 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16552 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16553 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16554 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16555 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16556 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16557 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16558 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16559 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16560 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16561 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16562 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16563 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16564 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16566 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16568 * loop-iv.c (suitable_set_for_replacement): Renamed from
16569 simplify_using_assignment; changed to return bool and to accept new
16570 args DEST and SRC. Return true iff we find a source/destination pair
16571 that can be used to make a replacement, and fill SRC and DEST if so.
16572 Remove arg ALTERED. Don't deal with altered regs here. All callers
16574 (simplify_using_initial_values): Deal with altered regs here and track
16575 more precisely the effect they have on the validity of our expression.
16577 * loop-iv.c (simplify_using_condition): A condition of the form
16578 (EQ REG CONST) can be used to simply make a substitution.
16579 (simplify_using_initial_values): Keep track of conditions we have seen
16580 and keep using them to simplify new expressions, while applying the
16581 same substitutions to them as to the expression.
16583 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16584 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16587 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16588 changed. Use this when trying to improve the upper bound.
16589 Generate the comparison by using simplify_gen_relational.
16591 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16593 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16595 (simplify_using_assignment, simplify_using_initial_values): Call
16596 replace_in_expr to make replacements. Call replace_single_def_regs
16597 once on the initial version of the expression.
16599 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16602 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16604 2009-03-31 Richard Guenther <rguenther@suse.de>
16606 PR middle-end/31029
16607 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16608 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16610 2009-03-31 Richard Guenther <rguenther@suse.de>
16612 * tree.h (div_if_zero_remainder): Declare.
16613 * fold-const.c (div_if_zero_remainder): Export.
16614 * tree-ssa-forwprop.c
16615 (forward_propagate_addr_into_variable_array_index): Handle
16616 constant array index addition outside of the variable index.
16618 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16621 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16622 define_splits, floatunssi<mode>2): Require x87 conversions from
16623 DImode to be permitted.
16625 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16627 PR preprocessor/15638
16628 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16630 2009-03-31 Richard Guenther <rguenther@suse.de>
16632 PR middle-end/23401
16633 PR middle-end/27810
16634 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16635 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16636 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16637 a separate statement.
16638 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16639 (lookup_tmp_var): Likewise.
16640 (is_gimple_formal_tmp_or_call_rhs): Remove.
16641 (is_gimple_reg_or_call_rhs): Rename to ...
16642 (is_gimple_reg_rhs_or_call): ... this.
16643 (is_gimple_mem_or_call_rhs): Rename to ...
16644 (is_gimple_mem_rhs_or_call): ... this.
16645 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16646 DECL_GIMPLE_REG_P only if is_formal is true.
16647 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16648 for non-proper post-modify expression gimplification.
16649 (gimplify_self_mod_expr): For post-modify expressions gimplify
16650 the lvalue to a minimal lvalue.
16651 (rhs_predicate_for): Remove formal temp case.
16652 (gimplify_modify_expr_rhs): Likewise.
16653 (gimplify_addr_expr): Use is_gimple_reg.
16654 (gimplify_expr): Remove formal temp cases.
16655 (gimple_regimplify_operands): Likewise.
16656 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16657 and FILTER_EXPR like constants.
16658 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16660 (is_gimple_formal_tmp_rhs): Remove.
16661 (is_gimple_reg_rhs): Remove special casing.
16662 (is_gimple_mem_rhs): Fix.
16663 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16664 (is_gimple_formal_tmp_var): Remove.
16665 (is_gimple_formal_tmp_reg): Likewise.
16666 (is_gimple_min_lval): Allow invariant component ref parts.
16667 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16668 is_gimple_formal_tmp_reg): Remove declarations.
16669 * tree-cfg.c (verify_expr): Verify that variables with address
16670 taken do not have DECL_GIMPLE_REG_P set.
16671 * tree-mudflap.c (mf_build_check_statement_for): Use
16672 force_gimple_operand instead of gimplify_expr.
16674 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16676 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16677 schedulable rows to compute_split_row.
16679 2009-03-31 Ben Elliston <bje@au.ibm.com>
16682 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16685 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16687 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16688 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16689 * configure: Regenerate.
16690 * config.in: Regenerate.
16691 * config/rs6000/rs6000.opt (mtls-markers): Add.
16692 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16693 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16694 (tls_ld_aix, tls_ld_sysv): Likewise.
16695 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16696 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16698 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16700 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16702 2009-03-30 Jan Hubicka <jh@suse.cz>
16704 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16706 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16707 detection and label handling.
16709 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16711 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16712 left_conflicts_size.
16713 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16714 ALLOCNO_LEFT_CONFLICTS_SIZE.
16716 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16717 remove_allocno_from_bucket_and_push,
16718 allocno_spill_priority_compare, push_allocnos_to_stack,
16719 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16720 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16721 (setup_allocno_left_conflicts_num): Ditto. Rename to
16722 setup_allocno_left_conflicts_size.
16723 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16724 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16725 setup_allocno_left_conflicts_size instead of
16726 setup_allocno_left_conflicts_num.
16728 * ira-build.c (ira_create_allocno): Use
16729 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16730 ALLOCNO_LEFT_CONFLICTS_NUM.
16732 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16734 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16735 instead of DF_LR_OUT.
16737 * ira-lives.c (process_bb_node_lives): Ditto.
16739 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16740 instead of DF_LR_{OUT,IN}.
16742 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16744 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16746 2009-03-30 Jan Hubicka <jh@suse.cz>
16748 * except.c (label_to_region_map): Fix thinko.
16750 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16752 PR middle-end/38237
16753 * tree.h (tree_find_value): New declaration.
16754 * tree.c (tree_find_value): New function.
16755 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16757 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16760 * c-decl.c (struct c_binding): Add locus field.
16761 (bind): Add locus argument, set locus field from it.
16762 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16763 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16764 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16765 implicitly_declare, undeclared_variable, lookup_label,
16766 declare_label, c_make_fname_decl, c_builtin_function,
16767 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16770 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16773 * config/i386/i386.c (classify_argument): Check total size of
16776 2009-03-30 Martin Jambor <mjambor@suse.cz>
16778 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16779 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16780 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16783 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16784 seen_variable_array_ref while also traversing a union.
16786 * tree-inline.c (optimize_inline_calls): Do not call
16787 cgraph_node_remove_callees.
16788 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16789 (pass_remove_cgraph_callee_edges): New variable.
16790 * passes.c (init_optimization_passes): Add
16791 pass_remove_cgraph_callee_edges after early inlining and before all
16792 late intraprocedural passes.
16794 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16796 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16798 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16799 Fix typos in names.
16801 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16803 * combine.c (simplify_comparison): Use have_insn_for.
16804 * dojump.c (do_jump): Likewise.
16806 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16808 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16809 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16810 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16811 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16812 instead of sparc_compare_emitted.
16813 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16814 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16815 instead of sparc_compare_emitted.
16817 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16819 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16820 enter/exit cfglayout mode.
16821 (pass_partition_block): Require it.
16822 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16823 (combine_instructions): Track basic blocks instead of labels.
16824 (update_cfg_for_uncondjump): New.
16825 (try_combine): Use it. Update jumps after rescanning.
16826 (pass_combine): Require PROP_cfglayout.
16827 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16829 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16831 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16832 Provide/destroy PROP_cfglayout respectively.
16833 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16834 * tree-pass.h (PROP_cfglayout): New.
16836 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16838 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16839 fold_convert_const_fixed_from_fixed,
16840 fold_convert_const_fixed_from_int,
16841 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16842 set TREE_CONSTANT_OVERFLOW.
16843 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16844 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16846 2009-03-30 Ira Rosen <irar@il.ibm.com>
16848 * tree-vect-loop-manip.c: New file.
16849 * tree-vectorizer.c: Update documentation and included files.
16850 (vect_loop_location): Make extern.
16851 (rename_use_op): Move to tree-vect-loop-manip.c
16852 (rename_variables_in_bb, rename_variables_in_loop,
16853 slpeel_update_phis_for_duplicate_loop,
16854 slpeel_update_phi_nodes_for_guard1,
16855 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16856 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16857 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16858 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16859 find_loop_location): Likewise.
16860 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16861 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16862 get_vectype_for_scalar_type, vect_is_simple_use,
16863 supportable_widening_operation, supportable_narrowing_operation):
16865 (bb_in_loop_p): Move to tree-vect-loop.c.
16866 (new_loop_vec_info, destroy_loop_vec_info,
16867 reduction_code_for_scalar_code, report_vect_op,
16868 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16869 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16870 (vect_supportable_dr_alignment): Likewise.
16871 * tree-vectorizer.h (tree-data-ref.h): Include.
16872 (vect_loop_location): Declare.
16873 Reorganize function declarations according to the new file structure.
16874 * tree-vect-loop.c: New file.
16875 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16876 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16877 * tree-vect-data-refs.c: New file.
16878 * tree-vect-patterns.c (timevar.h): Don't include.
16879 * tree-vect-stmts.c: New file.
16880 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16881 tree-vect-slp.c, tree-vect-loop.c.
16882 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16883 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16884 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16885 (tree-vect-analyze.o): Remove.
16886 (tree-vect-transform.o): Likewise.
16887 (tree-vect-data-refs.o): Add rule.
16888 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16889 tree-vect-slp.o): Likewise.
16890 (tree-vect-patterns.o): Remove redundant dependencies.
16891 (tree-vectorizer.o): Likewise.
16892 * tree-vect-slp.c: New file.
16894 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16896 * optc-gen.awk: Warn if an option flag has multiple different
16899 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16901 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16902 -floop-block): Document dependences on PPL, CLooG and Graphite.
16904 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16906 PR rtl-optimization/323
16907 * c-common.c (c_fully_fold, convert_and_check,
16908 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16909 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16910 * c-common.def (EXCESS_PRECISION_EXPR): New.
16911 * c-cppbuiltin.c (builtin_define_float_constants): Define
16912 constants with enough digits for long double.
16913 * c-lex.c (interpret_float): Interpret constant with excess
16914 precision where appropriate.
16915 * c-opts.c (c_common_post_options): Set
16916 flag_excess_precision_cmdline. Give an error for
16917 -fexcess-precision=standard for C++ for processors where the
16918 option is significant.
16919 * c-parser.c (c_parser_conditional_expression): Handle excess
16920 precision in condition.
16921 * c-typeck.c (convert_arguments): Handle arguments with excess
16923 (build_unary_op): Move excess precision outside operation.
16924 (build_conditional_expr): Likewise.
16925 (build_compound_expr): Likewise.
16926 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16927 (build_modify_expr): Handle excess precision in RHS.
16928 (convert_for_assignment): Handle excess precision in converted
16930 (digest_init, output_init_element, process_init_element): Handle
16931 excess precision in initializer.
16932 (c_finish_return): Handle excess precision in return value.
16933 (build_binary_op): Handle excess precision in operands and add
16934 excess precision as needed for operation.
16935 * common.opt (-fexcess-precision=): New option.
16936 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16937 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16938 For standard excess precision, output explicit conversion to and
16939 truncation from XFmode.
16940 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16941 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16942 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16943 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16944 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16945 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16946 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16947 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16948 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16949 define_splits, sqrt<mode>2): Disable where appropriate for
16950 standard excess precision.
16951 * convert.c (convert_to_real): Do not shorten arithmetic to type
16952 for which excess precision would be used.
16953 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16954 * doc/invoke.texi (-fexcess-precision=): Document option.
16955 (-mfpmath=): Correct index entry.
16956 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16957 flag_excess_precision): New.
16958 * langhooks.c (lhd_post_options): Set
16959 flag_excess_precision_cmdline.
16960 * opts.c (common_handle_option): Handle -fexcess-precision=.
16961 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16962 init_excess_precision): New.
16963 (lang_dependent_init_target): Call init_excess_precision.
16964 * tree.c (excess_precision_type): New.
16965 * tree.h (excess_precision_type): Declare.
16967 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16970 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16971 non-lvalue to component.
16973 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16975 PR preprocessor/34695
16976 * Makefile.in (c-opts.o): Depend on c-tree.h.
16977 * c-common.c: Move down include of diagnostic.h.
16978 (done_lexing, c_cpp_error): New.
16979 * c-common.h (done_lexing): Declare.
16980 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
16982 * c-opts.c: Include c-tree.h.
16983 (c_common_init_options): Set preprocessor error callback.
16984 (c_common_handle_option): Do not set preprocessor
16985 inhibit_warnings, warnings_are_errors, warn_system_headers,
16986 pedantic_errors or inhibit_warnings flags.
16987 (c_common_post_options): Do not check cpp_errors (parse_in).
16988 (c_common_finish): Do not output dependencies if there were
16989 errors. Do not check return value of cpp_finish.
16990 * c-ppoutput.c (pp_file_change): Set input_location.
16991 * c-tree.h (c_cpp_error): Declare.
16992 * diagnostic.c (diagnostic_set_info_translated): Also initialize
16994 (diagnostic_build_prefix): Check override_column.
16995 * diagnostic.h (diagnostic_info): Add override_column field.
16996 (diagnostic_override_column): Define.
16998 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17000 * c-common.c (c_expand_expr, c_staticp): Remove.
17001 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17002 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17003 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17004 * c-gimplify.c (gimplify_compound_literal_expr,
17005 optimize_compound_literals_in_ctor): Remove.
17006 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17007 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17008 * c-semantics.c (emit_local_var): Remove.
17010 * langhooks-def.h (lhd_expand_expr): Remove.
17011 * langhooks.c (lhd_expand_expr): Remove.
17012 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17014 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17015 handling from c-semantics.c; don't call into langhook.
17016 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17017 * gimplify.c (gimplify_compound_literal_expr,
17018 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17019 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17020 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17021 as was done in c-gimplify.c.
17022 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17023 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17024 Move from c-common.h.
17025 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17027 * tree.c (staticp): Do not call langhook.
17028 * langhooks.c (lhd_staticp): Delete.
17029 * langhooks-def.h (lhd_staticp): Delete prototype.
17030 (LANG_HOOKS_STATICP): Delete.
17031 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17033 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17034 instead of DECL_STMTs.
17036 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17044 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17046 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17047 contained expression.
17048 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17049 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17050 conditional expressions for C.
17051 (decl_constant_value_for_optimization): Move from
17052 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17053 whether optimizing and that the expression is a VAR_DECL not of
17054 array type instead of doing such checks in the caller. Do not
17055 check pedantic. Call gcc_unreachable for C++.
17056 * c-common.def (C_MAYBE_CONST_EXPR): New.
17057 * c-common.h (c_fully_fold, c_save_expr,
17058 decl_constant_value_for_optimization): New prototypes.
17059 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17060 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17061 EXPR_INT_CONST_OPERANDS): Define.
17062 * c-convert.c (convert): Strip nops from expression.
17063 * c-decl.c (groktypename): Take extra parameters expr and
17064 expr_const_operands. Update call to grokdeclarator.
17065 (start_decl): Update call to grokdeclarator. Add statement for
17066 expressions used in type of decl.
17067 (grokparm): Update call to grokdeclarator.
17068 (push_parm_decl): Update call to grokdeclarator.
17069 (build_compound_literal): Add parameter non_const and build a
17070 C_MAYBE_COSNT_EXPR if applicable.
17071 (grokdeclarator): Take extra parameters expr and
17072 expr_const_operands. Track expressions used in declaration
17073 specifiers and declarators. Fold array sizes and track whether
17074 they are constant expressions and whether they are integer
17075 constant expressions.
17076 (parser_xref_tag): Set expr and expr_const_operands fields in
17078 (grokfield): Update call to grokdeclarator.
17079 (start_function): Update call to grokdeclarator.
17080 (build_null_declspecs): Set expr and expr_const_operands fields in
17082 (declspecs_add_type): Handle expressions in typeof specifiers.
17083 * c-parser.c (c_parser_declspecs): Set expr and
17084 expr_const_operands fields for declaration specifiers.
17085 (c_parser_enum_specifier): Likewise.
17086 (c_parser_struct_or_union_specifier): Likewise.
17087 (c_parser_typeof_specifier): Likewise. Update call to
17088 groktypename. Fold expression as needed. Return expressions with
17089 type instead of adding statements.
17090 (c_parser_attributes): Update calls to c_parser_expr_list.
17091 (c_parser_statement_after_labels): Fold expression before passing
17092 to objc_build_throw_stmt.
17093 (c_parser_condition): Fold expression.
17094 (c_parser_asm_operands): Fold expression.
17095 (c_parser_conditional_expression): Use c_save_expr. Update call
17096 to build_conditional_expr.
17097 (c_parser_alignof_expression): Update call to groktypename.
17098 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17099 original_code. Fold expression argument of va_arg. Create
17100 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17101 argument to va_arg. Update calls to groktypename. Fold array
17102 index for offsetof. Verify that first argument to
17103 __builtin_choose_expr has integer type.
17104 (c_parser_postfix_expression_after_paren_type): Update calls to
17105 groktypename and build_compound_literal. Handle expressions with
17106 side effects in type name.
17107 (c_parser_postfix_expression_after_primary): Update call to
17108 c_parser_expr_list. Set original_code for calls to
17109 __builtin_constant_p.
17110 (c_parser_expr_list): Take extra parameter fold_p. Fold
17111 expressions if requested.
17112 (c_parser_objc_type_name): Update call to groktypename.
17113 (c_parser_objc_synchronized_statement): Fold expression.
17114 (c_parser_objc_receiver): Fold expression.
17115 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17116 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17117 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17118 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17119 (struct c_typespec): Add elements expr and expr_const_operands.
17120 (struct c_declspecs): Add elements expr and expr_const_operands.
17121 (groktypename, build_conditional_expr, build_compound_literal):
17123 (in_late_binary_op): Declare.
17124 * c-typeck.c (note_integer_operands): New function.
17125 (in_late_binary_op): New variable.
17126 (decl_constant_value_for_broken_optimization): Move to c-common.c
17127 and rename to decl_constant_value_for_optimization.
17128 (default_function_array_conversion): Do not strip nops.
17129 (default_conversion): Do not call
17130 decl_constant_value_for_broken_optimization.
17131 (build_array_ref): Do not fold result.
17132 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17133 result when operand is a VLA.
17134 (c_expr_sizeof_type): Update call to groktypename. Handle
17135 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17136 result when operand names a VLA type.
17137 (build_function_call): Update call to build_compound_literal.
17138 Only fold result for calls to __builtin_* functions. Strip
17139 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17140 the function designator.
17141 (convert_arguments): Fold arguments. Update call to
17142 convert_for_assignment.
17143 (build_unary_op): Handle increment and decrement of
17144 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17145 decrement earlier. Fold operand of increment and decrement.
17146 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17147 built for integer operand. Wrap returns that are INTEGER_CSTs
17148 without being integer constant expressions or that have integer
17149 constant operands without being INTEGER_CSTs.
17150 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17151 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17152 result is an integer constant expression or can be used in
17153 unevaluated parts of one and avoid folding and wrap as
17154 appropriate. Fold operands before possibly doing -Wsign-compare
17156 (build_compound_expr): Wrap result for C99 if operands can be used
17157 in integer constant expressions.
17158 (build_c_cast): Update call to digest_init. Do not ignore
17159 overflow from casting floating-point constants to integers. Wrap
17160 results that could be confused with integer constant expressions,
17161 null pointer constants or floating-point constants.
17162 (c_cast_expr): Update call to groktypename. Handle expressions
17163 included in type name.
17164 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17165 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17166 Update calls to convert_for_assignment.
17167 (convert_for_assignment): Take new parameter
17168 null_pointer_constant. Do not strip nops or call
17169 decl_constant_value_for_broken_optimization. Set
17170 in_late_binary_op for conversions to boolean.
17171 (store_init_value): Update call to digest_init.
17172 (digest_init): Take new parameter null_pointer_constant. Do not
17173 call decl_constant_value_for_broken_optimization. pedwarn for
17174 initializers not constant expressions. Update calls to
17175 convert_for_assignment.
17176 (constructor_nonconst): New.
17177 (struct constructor_stack): Add nonconst element.
17178 (really_start_incremental_init, push_init_level, pop_init_level):
17179 Handle constructor_nonconst and nonconst element.
17180 (set_init_index): Call constant_expression_warning for array
17182 (output_init_element): Fold value. Set constructor_nonconst as
17183 applicable. pedwarn for initializers not constant expressions.
17184 Update call to digest_init. Call constant_expression_warning
17185 where constant initializers are required.
17186 (process_init_element): Use c_save_expr.
17187 (c_finish_goto_ptr): Fold expression.
17188 (c_finish_return): Fold return value. Update call to
17189 convert_for_assignment.
17190 (c_start_case): Fold switch expression.
17191 (c_process_expr_stmt): Fold expression.
17192 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17193 ensure statement expression is not evaluated in constant expression.
17194 (build_binary_op): Track whether results are integer constant
17195 expressions or may occur in such, disable folding and wrap results
17196 as applicable. Fold operands for -Wsign-compare warnings unless
17198 (c_objc_common_truthvalue_conversion): Handle results folded to
17199 integer constants that are not integer constant expressions.
17200 * doc/extend.texi: Document when typeof operands are evaluated,
17201 that condition of __builtin_choose_expr is an integer constant
17202 expression, and more about use of __builtin_constant_p in
17205 2009-03-29 Richard Guenther <rguenther@suse.de>
17207 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17208 propagate addresses of array references.
17210 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17212 * regmove.c (perhaps_ends_bb_p): Remove.
17213 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17214 from INSN and check that the main loop stays within that basic block.
17215 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17216 (regmove_forward_pass): Split out from regmove_optimize. Use
17217 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17218 (regmove_backward_pass): Split out from regmove_optimize. Use
17219 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17220 (regmove_optimize): Simplify.
17222 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17225 * config/i386/i386.c (classify_argument): Ignore flexible array
17226 member in struct and warn ABI change.
17228 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17230 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17232 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17233 (ix86_adjust_cost): Updated.
17235 2009-03-29 Jan Hubicka <jh@suse.cz>
17237 PR middle-end/28850
17238 * tree-pass.h (pass_cleanup_eh): New function.
17239 (remove_unreachable_regions): Break code handling RTL
17240 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17241 that can not be reached by runtime.
17242 (can_be_reached_by_runtime): New function.
17243 (label_to_region_map): New function.
17244 (num_eh_regions): New function.
17245 (rtl_remove_unreachable_regions): New function.
17246 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17247 (remove_eh_region): New function.
17248 * except.h: Include sbitmap and vecprim.
17249 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17250 num_eh_regions): Declare.
17251 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17252 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17253 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17254 (tree_empty_eh_handler_p): New function.
17255 (cleanup_empty_eh): New function.
17256 (cleanup_eh): New function.
17257 (pass_cleanup_eh): New function.
17259 2009-03-29 Jan Hubicka <jh@suse.cz>
17261 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17262 for removed regions.
17264 2009-03-29 Jan Hubicka <jh@suse.cz>
17266 * except.c (dump_eh_tree): Dump all datastructures.
17268 2009-03-29 Jan Hubicka <jh@suse.cz>
17270 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17271 (duplicate_eh_regions_1): Likewise.
17272 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17273 vector; call EH verification.
17274 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17275 Be ready for region being removed.
17277 2009-03-29 Jan Hubicka <jh@suse.cz>
17279 * bitmap.c (bitmap_last_set_bit): New function.
17280 * bitmap.h (bitmap_last_set_bit): Declare.
17282 2009-03-29 David Ayers <ayers@fsfe.org>
17285 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17286 by calling objc_compare_types and surpress warnings about
17287 incompatible C pointers that are compatible ObjC pointers.
17289 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17291 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17292 call initialize_inline_failed.
17293 (initialize_inline_failed): Move it from here ...
17294 * cgraph.c (initialize_inline_failed): ... to here.
17295 (cgraph_create_edge): Call initialize_inline_failed rather than
17296 setting inline_failed directly.
17298 2009-03-29 Ben Elliston <bje@au.ibm.com>
17301 * sysv4.opt (msdata): Improve comment.
17302 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17303 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17305 2009-03-29 Ben Elliston <bje@au.ibm.com>
17308 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17309 load and store attributes.
17311 2009-03-29 Ben Elliston <bje@au.ibm.com>
17313 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17314 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17315 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17316 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17317 __builtin_infq and __builtin_huge_valq.
17319 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17321 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17323 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17324 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17326 2009-03-28 Xinliang David Li <davidxl@google.com>
17328 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17329 (do_dbg_cnt): New function.
17331 2009-03-28 Jan Hubicka <jh@suse.cz>
17333 Merge from pretty-ipa:
17335 2009-03-27 Jan Hubicka <jh@suse.cz>
17337 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17338 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17339 * passes.c (function_called_by_processed_nodes_p): New.
17340 * ipa-pure-const.c (check_call): Fix handling of operands.
17341 (analyze_function): Dump debug output for skipped bodies.
17342 (local_pure_const): Use function_called_by_processed_nodes_p.
17343 * dwarf2out.c (reference_to_unused): Use output.
17344 * passes.c (do_per_function_toporder): Likewise.
17346 2008-11-12 Jan Hubicka <jh@suse.cz>
17348 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17349 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17350 state_set_in_source enum
17351 (check_decl): Ignore memory tags; do not set fake looping flags;
17353 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17354 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17355 (check_call, analyze_function): Rewrite.
17357 (add_new_function): Update call of analyze_function.
17358 (generate_summary): Add call of analyze_function.
17359 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17360 (local_pure_const): New function.
17361 (pass_local_pure_const): New pass.
17362 * ipa-inline.c (inline_transform): Set after_inlining.
17363 * tree-eh.c (stmt_can_throw_external): New.
17364 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17365 work with aliasing built.
17366 * tree-flow.h (stmt_can_throw_external): New.
17367 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17368 and local pure/const pass in early and late optimization queue.
17370 2009-03-28 Martin Jambor <mjambor@suse.cz>
17372 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17374 (fold_binary): Allow function decl aligment consideration is the
17375 second argument is integer constant one.
17376 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17377 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17378 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17380 2009-03-28 Jan Hubicka <jh@suse.cz>
17382 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17383 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17384 * function.h (rtl_data): Add nothrow flag.
17385 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17386 set DECL_NOTHROW for AVAILABLE functions.
17388 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17390 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17391 following vector keyword has expansion starting with pixel or bool
17392 keyword, expand vector to __vector and pixel or bool to __pixel or
17396 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17397 warn_if_disallowed_function_p): Removed.
17398 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17399 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17400 warning_if_disallowed_function_p.
17401 * flags.h (warn_if_disallowed_function_p,
17402 warn_disallowed_functions): Removed.
17403 * common.opt (Wdisallowed-function-list=): Removed.
17404 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17406 2009-03-28 Richard Guenther <rguenther@suse.de>
17408 PR tree-optimization/38723
17409 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17412 2009-03-28 Jan Hubicka <jh@suse.cz>
17414 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17415 test introduced by my previous patch.
17417 2009-03-28 Richard Guenther <rguenther@suse.de>
17419 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17420 the PHIs value undefined.
17422 2009-03-28 Jan Hubicka <jh@suse.cz>
17424 * tree-pass.h (pass_fixup_cfg): New pass.
17425 * ipa-inline.c (inline_transform): Set
17426 always_inline_functions_inlined/after_inlining.
17427 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17428 (pass_fixup_cfg): New pass.
17429 * passes.c (init_optimization_passes): Add fixup_cfg.
17431 2009-03-28 Richard Guenther <rguenther@suse.de>
17433 PR tree-optimization/38458
17434 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17435 argument use the arguments copy-of value.
17437 2009-03-28 Richard Guenther <rguenther@suse.de>
17439 PR tree-optimization/38180
17440 * tree-ssa-ccp.c (get_default_value): Simplify.
17441 (likely_value): Likewise.
17442 (surely_varying_stmt_p): Properly handle VOP case.
17443 (ccp_initialize): Likewise.
17444 (ccp_fold): Handle propagating through *&.
17445 (fold_const_aggregate_ref): Also handle decls.
17447 2009-03-28 Jan Hubicka <jh@suse.cz>
17449 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17450 * cgraph.h (cgraph_node): Likewise.
17451 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17452 (cgraph_reset_node): Use process flag.
17453 (cgraph_mark_functions_to_output): Likewise.
17454 (cgraph_expand_function): Likewise.
17455 (cgraph_expand_all_functions): Likewise.
17456 (cgraph_output_in_order): Likewise.
17457 * dwarf2out.c (reference_to_unused): Likewise.
17458 * passes.c do_per_function_toporder): Likewise.
17460 2009-03-28 Jan Hubicka <jh@suse.cz>
17462 Bring from lto-branch:
17464 2008-09-03 Doug Kwan <dougkwan@google.com>
17466 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17467 enums instead of reason strings.
17468 * cgraph.c (cgraph_create_edge): Same.
17469 (cgraph_inline_failed_string): New function.
17470 * cgraph.h (cgraph_inline_failed_t): New enum type.
17471 (cgraph_inline_failed_string): New prototype.
17472 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17473 char pointer to cgraph_inline_failed_t.
17474 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17475 (cgraph_default_inline_p): Ditto.
17476 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17477 to cgraph_inline_failed_t pointer.
17478 * cif-code.def: New file.
17479 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17481 (cgraph_check_inline_limits): Change type of REASON to pointer to
17482 cgraph_inline_failed_t. Replace reason strings with enums.
17483 (cgraph_default_inline_p): Ditto.
17484 (cgraph_recursive_inlining_p): Ditto.
17485 (update_caller_keys): Change type of FAILED_REASON to
17486 cgraph_inline_failed_t.
17487 (cgraph_set_inline_failed): Change type of REASON to pointer to
17488 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17489 convert enums to strings for text output.
17490 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17491 to be of type cgraph_inline_failed_t. Replace reason strings with
17492 enums. Call cgraph_inline_failed_string to covert enums
17493 to strings for text output.
17494 (cgraph_decide_inlining): Replace reason strings with enums.
17495 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17496 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17498 * tree-inline.c (expand_call_inline): Change type of REASON
17499 to cgraph_inline_failed_t. Replace reason strings with enums.
17500 Call cgraph_inline_failed_string for text output.
17501 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17504 2009-03-28 Jan Hubicka <jh@suse.cz>
17506 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17507 cgraph_clone_node): Remove master clone handling.
17508 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17509 * cgraph.h (master_clone): Remove.
17510 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17511 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17512 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17514 2009-03-28 Jan Hubicka <jh@suse.cz>
17516 * cgraph.c (cgraph_function_body_availability): Functions declared
17517 inline are always safe to assume that it is not going to be replaced.
17519 2009-03-28 Richard Guenther <rguenther@suse.de>
17521 PR tree-optimization/38513
17522 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17523 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17524 EXC_PTR_EXPR and FILTER_EXPR.
17525 (get_ref_from_reference_ops): Likewise.
17527 2009-03-28 Richard Guenther <rguenther@suse.de>
17529 PR tree-optimization/38968
17530 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17531 Use FLOOR_MOD_EXPR to compute misalignment.
17533 2009-03-28 Richard Guenther <rguenther@suse.de>
17535 PR tree-optimization/37795
17536 * tree.h (combine_comparisons): Declare.
17537 * fold-const.c (combine_comparisons): Export.
17538 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17540 (ifcombine_iforif): Use combine_comparisons.
17542 2009-03-28 Jan Hubicka <jh@suse.cz>
17544 * tree-eh.c (inlinable_call_p): New function.
17545 (make_eh_edges): Use it.
17546 (verify_eh_edges): Use it.
17547 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17548 * except.c (reachable_next_level): Add inlinable_function argument
17549 (sjlj_find_directly_reachable_regions): Update.
17550 (add_reachable_handler): Do not set saw_any_handlers.
17551 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17552 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17553 Add new inlinable call parameter.
17554 (can_throw_internal, can_throw_external): Update.
17555 * except.h (can_throw_internal_1, can_throw_external_1,
17556 foreach_reachable_handler): Update declaration.
17558 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17560 * config/arm/t-arm-coff, config/h8300/coff.h,
17561 config/i386/i386-aout.h, config/i386/i386-coff.h,
17562 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17563 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17564 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17565 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17566 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17567 sys-types.h: Remove.
17568 * Makefile.in: Remove protoize and fixproto support and references
17570 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17571 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17573 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17574 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17575 unprotoize$(exeext).
17576 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17577 (.PHONY): Don't depend on proto.
17578 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17579 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17580 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17581 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17582 build/gen-protos.o, build/scan.o, xsys-protos.h,
17583 build/fix-header$(build_exeext), build/fix-header.o,
17584 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17585 stmp-install-fixproto): Remove.
17586 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17587 SYSCALLS.c or fixproto files.
17588 (install-common): Don't install protoize.
17589 (install-headers-tar, install-headers-cpio, install-headers-cp):
17590 Don't depend on $(STMP_FIXPROTO).
17591 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17592 install fixproto files or write out fixproto settings.
17593 (uninstall): Don't uninstall protoize.
17594 * config.gcc (use_fixproto): Remove.
17595 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17596 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17597 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17598 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17599 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17600 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17601 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17602 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17603 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17604 * config/t-vxworks (STMP_FIXPROTO): Remove.
17605 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17606 STMP_FIXPROTO): Remove.
17607 * config.in, configure: Regenerate.
17608 * crtstuff.c (gid_t, uid_t): Don't undefine.
17609 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17610 (arm-*-coff, arm-*-aout: Remove target entries.
17611 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17612 Remove mention of AIX 4.1.
17613 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17614 * doc/invoke.texi (Running Protoize): Remove.
17615 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17616 (Protoize Caveats): Remove.
17617 * tsystem.h: Update comments on headers assumed to exist.
17619 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17621 * genautomata.c: Add a new year to the copyright. Add a new
17623 (struct insn_reserv_decl): Add comments for member bypass_list.
17624 (find_bypass): Remove.
17625 (insert_bypass): New.
17626 (process_decls): Use insert_bypass.
17627 (output_internal_insn_latency_func): Output all bypasses with the
17628 same input insn in one switch case.
17630 * rtl.def (define_bypass): Describe bypass choice.
17631 * doc/md.texi (define_bypass): Ditto.
17633 2009-03-27 Richard Guenther <rguenther@suse.de>
17635 * gimplify.c (mark_addressable): Export.
17636 * tree-flow.h (mark_addressable): Declare.
17637 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17638 * tree-ssa.c (verify_phi_args): Verify that address taken
17639 variables have TREE_ADDRESSABLE set.
17641 2009-03-27 Richard Guenther <rguenther@suse.de>
17643 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17644 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17645 Do not mark decls TREE_ADDRESSABLE.
17646 (build_fold_addr_expr): Adjust.
17647 (fold_addr_expr): Remove.
17648 (fold_unary): Use build_fold_addr_expr.
17649 (fold_comparison): Likewise.
17650 (split_address_to_core_and_offset): Likewise.
17651 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17653 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17654 (gimplify_modify_expr_to_memcpy): Mark source and destination
17656 * omp-low.c (create_omp_child_function): Mark the object decl
17658 (lower_rec_input_clauses): Mark the var we take the address of
17660 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17662 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17664 PR middle-end/39315
17665 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17666 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17668 2009-03-27 Richard Guenther <rguenther@suse.de>
17670 PR tree-optimization/39120
17671 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17673 (handle_lhs_call): Process return constraints. Add escape
17674 constraints if necessary.
17675 (handle_const_call): Fill out return constraints. Make nested
17676 case more precise. Avoid consttmp if possible.
17677 (handle_pure_call): Fill out return constraints. Avoid
17678 callused if possible.
17679 (find_func_aliases): Simplify call handling.
17681 2009-03-27 Richard Guenther <rguenther@suse.de>
17683 PR tree-optimization/39120
17684 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17685 as a representative.
17686 (solve_graph): Do propagate CALLUSED.
17687 (handle_pure_call): Use a scalar constraint from CALLUSED for
17689 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17692 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17695 * c-common.c (handle_aligned_attribute): Properly check alignment
17696 overflow. Use (1U << i) instead of (1 << i).
17698 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17700 * expr.h (get_mem_align_offset): Updated.
17702 * tree.h (tree_decl_common): Change align to "unsigned int" and
17703 move it before pointer_alias_set.
17705 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17706 Jakub Jelinek <jakub@redhat.com>
17709 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17710 gr_register_operand with gr_reg_or_0_operand.
17711 (cmpxchg_rel_di): Likewise.
17712 (sync_lock_test_and_set<mode>): Likewise.
17714 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17716 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17717 (true_regnum): Likewise.
17719 * rtlanal.c (subreg_info): Moved to ...
17720 * rtl.h (subreg_info): Here. New.
17721 (subreg_get_info): New.
17723 * rtlanal.c (subreg_get_info): Make it extern.
17725 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17728 * config/i386/i386.c (ix86_abi): New.
17729 (override_options): Handle -mabi=.
17730 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17731 (ix86_call_abi_override): Likewise.
17732 (init_cumulative_args): Likewise.
17733 (function_arg_advance): Likewise.
17734 (function_arg_64): Likewise.
17735 (function_arg): Likewise.
17736 (ix86_pass_by_reference): Likewise.
17737 (ix86_function_value_regno_p): Likewise.
17738 (ix86_build_builtin_va_list_abi): Likewise.
17739 (setup_incoming_varargs_64): Likewise.
17740 (is_va_list_char_pointer): Likewise.
17741 (ix86_init_machine_status): Likewise.
17742 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17743 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17744 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17745 (ix86_function_abi): Make it static and return enum calling_abi.
17746 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17748 (ix86_fn_abi_va_list): Updated.
17750 * config/i386/i386.h (ix86_abi): New.
17751 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17752 (CONDITIONAL_REGISTER_USAGE): Likewise.
17753 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17754 (machine_function): Likewise.
17756 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17758 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17759 (STACK_BOUNDARY): Likewise.
17760 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17762 * config/i386/i386.opt (mabi=): New.
17764 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17765 return enum calling_abi.
17766 (ix86_function_type_abi): Likewise.
17767 (ix86_function_abi): Removed.
17769 * doc/invoke.texi: Document -mabi= option for x86.
17771 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17773 * builtins.c (real_dconstp): Delete.
17774 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17776 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17777 Jakub Jelinek <jakub@redhat.com>
17780 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17781 (gen_subprogram_die): When a function is explicit, generate the
17782 DW_AT_explicit attribute.
17783 * langhooks.h (struct lang_hooks_for_decls): Add
17784 function_decl_explicit_p langhook.
17785 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17786 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17788 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17790 * builtins.c (fold_builtin_memory_op): Optimize memmove
17791 into memcpy if we can prove source and destination don't overlap.
17793 * tree-inline.c: Include gt-tree-inline.h.
17794 (clone_fn_id_num): New variable.
17795 (clone_function_name): New function.
17796 (tree_function_versioning): Use it.
17797 * Makefile.in (GTFILES): Add tree-inline.c.
17799 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17801 * BASE-VER: Change to 4.5.0.
17803 2009-03-27 Xinliang David Li <davidxl@google.com>
17805 PR tree-optimization/39557
17806 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17808 2009-03-27 Xinliang David Li <davidxl@google.com>
17810 PR tree-optimization/39548
17811 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17814 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17816 * c-common.c (pointer_int_sum): Use %wd on return from
17819 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17821 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17822 on return from tree_low_cst.
17824 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17827 * ginclude/stdarg.h (va_copy): Define also for
17828 __GXX_EXPERIMENTAL_CXX0X__.
17830 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17833 * builtins.h (c_strlen): Do not warn here.
17834 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17835 * c-common.c (pointer_int_sum): Take an explicit location.
17836 Warn about offsets out of bounds.
17837 * c-common.h (pointer_int_sum): Adjust declaration.
17839 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17841 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17844 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17847 * opts.c (warn_if_disallowed_function_p): Don't assume
17848 get_callee_fndecl must return non-NULL.
17850 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17852 PR rtl-optimization/39522
17853 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17854 when reg_reloaded_valid is set.
17856 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17858 * config/spu/divv2df3.c: New file.
17859 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17860 (DPBIT_FUNCS): Filter out _div_df.
17862 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17864 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17865 a jump insn, count that jump in the distance to the loop start.
17867 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17870 * config/sh/sh.c (calc_live_regs): Fix condition for global
17871 registers except PIC_OFFSET_TABLE_REGNUM.
17873 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17876 * doc/invoke.texi (-mconsole): New.
17878 (-mno-cygwin): New.
17880 (-mnop-fun-dllimport): New.
17884 (sub section "i386 and x86-64 Windows Options"): New.
17886 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17888 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17889 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17891 2009-03-25 Richard Guenther <rguenther@suse.de>
17893 PR middle-end/39497
17894 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17897 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17899 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17900 neither of haifa/selective schedulers are working.
17902 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17904 * doc/invoke.texi (Debugging Options): Fix description of
17905 -fno-merge-debug-strings.
17907 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17909 * config/cris/libgcc.ver: New version-script.
17910 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17912 * configure.ac <GAS features, nop mnemonic>: Add pattern
17913 crisv32-*-* for "nop".
17914 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17915 * configure: Regenerate.
17917 2009-03-24 Ira Rosen <irar@il.ibm.com>
17919 PR tree-optimization/39529
17920 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17921 mark_sym_for_renaming for the tag copied to the new vector
17924 2009-03-24 Arthur Loiret <aloiret@debian.org>
17926 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17927 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17928 EXTRA_SPEC_FUNCTIONS.
17929 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17930 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17931 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17932 -march and -mtune options.
17934 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17936 * config/m68k/t-rtems: Add m5329 multilib.
17938 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17939 Jakub Jelinek <jakub@redhat.com>
17942 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17945 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17948 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17949 instead of c_parser_expression_conv, if original_code isn't one of the
17950 4 allowed comparison codes, fail.
17952 2009-03-23 Richard Guenther <rguenther@suse.de>
17954 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17955 * tree.h (struct tree_type): Likewise.
17956 * reload.h (struct insn_chain): Likewise.
17957 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17958 * function.h (struct function): Likewise.
17959 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17961 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17963 PR tree-optimization/39516
17964 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17966 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17968 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17969 should be set true if BITS_PER_WORD of target is bigger than 32
17971 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17973 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17974 Translate -B-options to -rpath-link. Correct existing
17975 rpath-link and conditionalize on !nostdlib.
17977 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17979 * doc/extend.texi (Function Attributes, Variable Attributes):
17981 * doc/invoke.texi (Debugging Options, Optimize Options)
17982 (i386 and x86-64 Options, MCore Options): Likewise.
17984 2009-03-20 Jakub Jelinek <jakub@redhat.com>
17987 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
17988 it for block local namespace aliases.
17989 (gen_decl_die): Pass context_die to gen_namespace_die.
17991 2009-03-19 Jakub Jelinek <jakub@redhat.com>
17994 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
17995 minimum or maximum value.
17997 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
17999 * reginfo.c (globalize_reg): Recompute derived reg sets.
18001 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18004 * libgcc2.c (mprotect): Do not use signed arguments for
18005 VirtualProtect, use DWORD arguments. Also fix the 'may
18006 be used uninitialized' warning for the np variable.
18008 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18011 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18012 functions using regparm calling conventions when not optimizing.
18013 (ix86_function_sseregparm): Similarly for sseregparm calling
18016 2009-03-19 Li Feng <nemokingdom@gmail.com>
18018 PR middle-end/39500
18019 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18020 dependence if the first conflict is after niter iterations.
18022 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18024 PR middle-end/38609
18025 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18026 functions with dynamic stack-pointer adjustments.
18028 2009-03-19 Ben Elliston <bje@au.ibm.com>
18030 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18031 option; change to -msdata=data.
18033 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18035 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18038 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18041 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18043 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18045 * doc/invoke.texi (Code Gen Options): Expand discussion of
18048 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18050 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18051 * matrix-reorg.c (struct matrix_info): Likewise.
18052 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18053 * rtl.h (struct mem_attrs): Likewise.
18054 * df.h (struct df): Likewise.
18055 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18056 * ira-int.h (struct ira_allocno): Likewise.
18057 * df-scan.c (struct df_collection_rec): Likewise.
18058 * ira.c (struct equivalence): Likewise.
18059 * function.c (struct temp_slot): Likewise.
18060 * cfgloop.h (struct loop): Likewise.
18063 * function.c (use_register_for_decl): When not optimizing, disregard
18064 register keyword for variables with types containing methods.
18066 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18068 PR middle-end/39447
18069 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18070 (is_simple_operand): Call contains_component_ref_p before calling data
18071 reference analysis that would fail on COMPONENT_REFs.
18073 * tree-vrp.c (search_for_addr_array): Fix formatting.
18075 2009-03-18 Richard Guenther <rguenther@suse.de>
18077 * tree-vect-transform.c (vect_loop_versioning): Fold the
18078 generated comparisons.
18079 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18080 (slpeel_tree_peel_loop_to_edge): Likewise.
18082 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18084 PR middle-end/37805
18085 * opts.c (print_specific_help): In addition to `undocumented',
18086 accept `separate' and `joined' flags if passed alone. Describe
18087 output by the first matched one of those.
18088 (common_handle_option): Skip over empty strings.
18089 * gcc.c (display_help): Fix help string for `--help='.
18090 * doc/invoke.texi (Option Summary, Overall Options): With
18091 `--help=', classes and qualifiers can both be repeated, but
18092 only the latter can be negated. One should not pass only
18093 negated qualifiers. Fix markup and examples.
18096 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18097 PR middle-end/37805
18098 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18099 and -fhelp=separate.
18101 2009-03-17 Jing Yu <jingyu@google.com>
18103 PR middle-end/39378
18104 * function.h (struct rtl_data): Move is_thunk from here...
18105 (struct function): ...to here.
18106 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18107 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18109 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18111 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18112 (alpha_output_function_end_prologue): Likewise.
18113 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18114 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18115 (rs6000_output_function_epilogue): Likewise.
18116 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18118 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18121 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18122 from different units in a single alternative.
18123 (*truncdfsf_i387): Ditto.
18124 (*truncxfsf2_mixed): Ditto.
18125 (*truncxfdf2_mixed): Ditto.
18127 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18129 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18130 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18133 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18134 unused non-artificial variables when not optimizing.
18137 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18138 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18139 NAMESPACE_DECL in its DECL_INITIAL.
18141 PR middle-end/39443
18142 * optabs.c (set_user_assembler_libfunc): New function.
18143 * expr.h (set_user_assembler_libfunc): New prototype.
18144 * c-common.c: Include libfuncs.h.
18145 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18146 for memcmp, memset, memcpy, memmove and abort.
18147 * Makefile.in (c-common.o): Depend on libfuncs.h.
18150 * dwarf2out.c (gen_inlined_enumeration_type_die,
18151 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18152 gen_tagged_type_instantiation_die): Removed.
18153 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18156 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18159 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18161 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18162 (check-parallel-%): Ditto.
18163 (check-consistency): Ditto.
18165 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18167 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18168 local variable rhs by NULL_TREE.
18170 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18173 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18175 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18178 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18180 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18183 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18184 for ms->sysv ABI calls only in 64bit mode.
18186 * config/i386/i386.md (untyped_call): Support 32bit.
18188 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18190 * doc/extend.texi: Replace x86_65 with x86_64.
18192 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18194 PR tree-optimization/39455
18195 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18196 mismatches for POINTER_TYPE_P (type).
18197 (number_of_iterations_le): Likewise.
18199 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18201 * config/picochip/picochip.c: Removed profiling support.
18202 * config/picochip/picochip.md: Removed profiling instruction.
18203 * config/picochip/picochip.h: Removed profiling builtin.
18205 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18207 * doc/install.texi (--with-host-libstdcxx): Document.
18209 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18212 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18213 generate a warning if the function name does not begin with
18214 "__vector" and the function has either the 'signal' or 'interrupt'
18215 attribute, from here to ...
18216 (avr_declare_function_name): ...here. New function.
18217 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18218 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18220 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18223 * cse.c (fold_rtx): Don't modify original const_arg1 when
18224 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18225 separate variable instead.
18226 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18227 from out of range shift counts.
18228 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18230 2009-03-13 Catherine Moore <clm@codesourcery.com>
18232 * config/i386/x-mingw32 (host-mingw32.o): Replace
18233 diagnostic.h with $(DIAGNOSTIC_H).
18235 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18238 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18240 * config/i386/sync.md (sync_compare_and_swap<mode>,
18241 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18242 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18244 (sync_double_compare_and_swapdi_pic,
18245 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18246 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18248 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18251 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18253 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18256 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18257 (avx_addsubv4df3): Likewise.
18258 (*avx_addsubv4sf3): Likewise.
18259 (sse3_addsubv4sf3): Likewise.
18261 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18264 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18266 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18269 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18270 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18271 registers for allocnos created from user-defined variables.
18273 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18276 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18277 of non-integer mode as well.
18279 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18281 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18282 for functions for which the parameter types are unknown.
18284 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18287 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18288 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18289 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18290 * config/i386/i386.c (ix86_local_alignment): For
18291 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18292 long long variables on the stack to avoid dynamic realignment.
18293 Allow the first argument to be a decl rather than type.
18294 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18296 2009-03-11 Nick Clifton <nickc@redhat.com>
18299 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18301 Add description to mno-lsim option.
18302 * config/mcore/mcore.h: Remove comment about deprecated m4align
18304 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18305 * doc/invoke.texi: Add description of mno-lsim and
18306 mstack-increment options.
18308 * config/fr30/fr30.opt: Document the -mno-lsim option.
18309 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18310 and -mno-lsim options.
18312 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18314 * fold-const.c (fold_comparison): Only call fold_inf_compare
18315 if the mode supports infinities.
18317 2009-03-11 Jason Merrill <jason@redhat.com>
18320 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18321 end already did. Notice GIMPLE_CALL modifications of the result.
18322 Don't copy debug information from an ignored decl or a decl from
18325 2009-03-10 Richard Guenther <rguenther@suse.de>
18326 Nathan Froyd <froydnj@codesourcery.com>
18328 PR middle-end/37850
18329 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18330 (__divMODE3): Likewise.
18332 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18334 PR tree-optimization/39394
18335 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18336 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18338 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18340 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18341 inline asms for register asm ("") declarations.
18343 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18345 * fold-const.c (fold_unary): Fix comment.
18347 2009-03-07 Jan Hubicka <jh@suse.cz>
18350 * tree-inline.c (setup_one_parameter): Do replacement of const
18351 argument by constant in SSA form.
18353 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18355 PR middle-end/38028
18356 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18357 determine alignment passed to assign_stack_local.
18358 (assign_parms_unsplit_complex): Likewise.
18359 * except.c (sjlj_build_landing_pads): Likewise.
18361 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18363 PR middle-end/39360
18364 * tree-flow.h (add_referenced_var): Return bool instead of void.
18365 * tree-dfa.c (add_referenced_var): Return result of
18366 referenced_var_check_and_insert call.
18367 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18368 of referenced_var_check_and_insert.
18371 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18372 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18373 DIE, don't emit it if abstract origin already has it.
18374 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18375 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18377 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18379 * genpreds.c (needs_variable): Fix parentheses at variable name
18381 (write_tm_constrs_h): Indent generated code.
18383 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18385 * doc/extend.texi (Function Attributes): Add documentation
18386 for isr attributes.
18388 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18391 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18392 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18394 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18396 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18399 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18402 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18403 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18405 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18407 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18408 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18409 constants instead of magic numbers.
18410 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18412 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18413 (x86_64_ms_abi_int_parameter_registers): Ditto.
18414 (x86_64_int_return_registers): Ditto.
18415 (ix86_maybe_switch_abi): Ditto.
18416 (ix86_expand_call): Ditto for clobbered_registers array.
18417 (ix86_hard_regno_mode_ok): Ditto.
18418 (x86_extended_QIreg_mentioned_p): Ditto.
18420 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18422 PR tree-optimization/39349
18423 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18425 * combine.c (gen_lowpart_for_combine): Use omode when generating
18428 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18430 PR rtl-optimization/39235
18431 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18433 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18435 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18437 2009-03-04 Richard Guenther <rguenther@suse.de>
18439 PR tree-optimization/39362
18440 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18441 that occur in abnormal PHIs should be varying.
18443 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18445 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18447 (simple_iv): Take loop as an argument instead of statement.
18448 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18449 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18451 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18453 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18454 * matrix-reorg.c (analyze_transpose): Ditto.
18455 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18456 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18457 * tree-predcom.c (ref_at_iteration): Ditto.
18458 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18460 2009-03-04 Richard Guenther <rguenther@suse.de>
18462 PR tree-optimization/39358
18463 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18464 escaped_id and callused_id.
18465 (solve_graph): Likewise.
18467 2009-03-04 Richard Guenther <rguenther@suse.de>
18469 PR tree-optimization/39339
18470 * tree-sra.c (try_instantiate_multiple_fields): Make it
18471 no longer ICE on the above.
18473 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18475 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18476 that fits within Pmode.
18478 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18480 PR middle-end/10109
18481 * tm.texi (LIBCALL_VALUE): Update description.
18483 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18485 PR middle-end/34443
18486 * doc/extend.texi (section): Update description.
18488 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18490 PR middle-end/39345
18491 * tree-inline.c (remapped_type): New.
18492 (can_be_nonlocal): Call remapped_type instead of remap_type.
18494 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18497 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18498 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18500 2009-03-03 Richard Guenther <rguenther@suse.de>
18502 PR middle-end/39272
18503 * tree.c (tree_nonartificial_location): New function.
18504 * tree.h (tree_nonartificial_location): Declare.
18505 * builtins.c (expand_builtin_memory_chk): Provide location
18506 of the call location for artificial function pieces.
18507 (maybe_emit_chk_warning): Likewise.
18508 (maybe_emit_sprintf_chk_warning): Likewise.
18509 (maybe_emit_free_warning): Likewise.
18510 * expr.c (expand_expr_real_1): Likewise.
18512 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18514 PR tree-optimization/39343
18515 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18516 COMPONENT_REF t has ARRAY_TYPE.
18518 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18520 PR middle-end/39335
18521 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18522 when the type precision of the induction variable should be
18523 larger than the type precision of nit.
18524 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18525 * graphite.c (graphite_loop_normal_form): Same.
18526 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18528 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18530 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18531 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18532 numbers to describe clobbered registers.
18533 (*call_value_0_rex64_ms_sysv): Ditto.
18534 * config/i386/mmx.md (mmx_emms): Ditto.
18535 (mmx_femms): Ditto.
18537 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18539 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18542 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18544 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18545 (spu_section_type_flags): New function.
18547 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18549 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18550 reg_class_contents of FLOAT_REGS into a temporary.
18552 2009-03-02 Richard Guenther <rguenther@suse.de>
18553 Ira Rosen <irar@il.ibm.com>
18555 PR tree-optimization/39318
18556 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18557 information to the vectorized statement.
18559 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18561 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18562 variable. Use defined names instead of magic constants for REX SSE
18565 2009-03-01 Richard Guenther <rguenther@suse.de>
18567 PR tree-optimization/39331
18568 * omp-low.c (lower_send_shared_vars): Do not receive new
18569 values for the reference of DECL_BY_REFERENCE parms or results.
18571 2009-03-01 Jan Hubicka <jh@suse.cz>
18574 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18575 BLOCK_NONLOCALIZED_VAR): New macros.
18576 (tree_block): Add nonlocalized_vars.
18577 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18578 gen_decl_die): Add origin argument. Allow generation of die with
18579 origin at hand only.
18580 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18581 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18583 (gen_block_die): Fix checking for unused blocks.
18584 (process_scope_var): Break out from .... ; work with origins only.
18585 (decls_for_scope) ... here; process nonlocalized list.
18586 (dwarf2out_ignore_block): Look for nonlocalized vars.
18587 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18589 (dump_scope_block): Dump them.
18590 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18591 (remap_block): Likewise.
18592 (can_be_nonlocal): New predicate.
18593 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18595 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18597 * configure: Regenerate.
18599 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18601 * optc-gen.awk: No need to duplicate option flags twice.
18602 Reuse help texts for duplicate options which do not have any.
18604 * gcc.c (display_help): Document --version.
18606 * gcc.c (main): If print_help_list and verbose_flag, ensure
18607 driver output comes before subprocess output.
18609 * optc-gen.awk: Assign all remaining fields to help string,
18610 space-separated, for multi-line help in *.opt.
18612 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18613 -Wno-pedantic-ms-format is for MinGW targets only.
18615 * doc/options.texi (Option file format): Fix bad indentation,
18616 restoring dropped sentence.
18618 2009-02-28 Jan Hubicka <jh@suse.cz>
18620 * tree-inline.c (tree_function_versioning): Output debug info.
18622 2009-02-28 Jan Hubicka <jh@suse.cz>
18625 * tree-inline.c (setup_one_parameter): Do not copy propagate
18626 arguments when not optimizing.
18628 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18631 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18632 (avx_addsubv4df3): Likewise.
18633 (*avx_addsubv4sf3): Likewise.
18634 (sse3_addsubv4sf3): Likewise.
18635 (*avx_addsubv2df3): Likewise.
18636 (sse3_addsubv2df3): Likewise.
18637 (avx_unpckhps256): Correct item selectors.
18638 (avx_unpcklps256): Likewise.
18639 (avx_unpckhpd256): Likewise.
18640 (avx_unpcklpd256): Likewise.
18642 2009-02-28 Jan Hubicka <jh@suse.cz>
18644 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18646 (copy_arguments_for_versioning): If var is declared don't declare it.
18647 (tree_function_versioning): First setup substitutions and then copy
18650 2009-02-27 Jan Hubicka <jh@suse.cz>
18653 * cgraph.h (varpool_output_debug_info): Remove.
18654 * cgraphunit.c (varpool_output_debug_info): Remove.
18655 * dwarf2out.c (deferred_locations_struct): New struct
18656 (deferred_locations): New type.
18657 (deferred_locations_list): New static var.
18658 (deffer_location): New function.
18659 (gen_variable_die): Use it.
18660 (decls_for_scope): Output info on local static vars.
18661 (dwarf2out_finish): Process deferred locations.
18662 * varpool.c (varpool_output_debug_info): Remove.
18664 2009-02-27 Jan Hubicka <jh@suse.cz>
18667 * tree.h (TREE_PROTECTED): Fix comment.
18668 (BLOCK_HANDLER_BLOCK): Remove.
18669 (struct tree_block): Remove handler_block add body_block.
18670 (inlined_function_outer_scope_p): New.
18671 (is_body_block): Remove.
18672 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18673 * dwarf2out.c (is_inlined_entry_point): Remove.
18674 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18675 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18677 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18678 * gimplify.c (gimplify_expr): Gimplify body blocks.
18679 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18680 block with multiple subblocks.
18681 (dump_scope_block): Prettier output; dump more flags and info.
18682 (dump_scope_blocks): New.
18683 (remove_unused_locals): Use dump_scope_blocks.
18684 * tree-flow.h (dump_scope_blocks): Declare.
18685 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18686 * stmt.c (is_body_block): Remove.
18687 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18688 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18690 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18692 PR middle-end/39308
18693 * graphite.c (graphite_loop_normal_form): Do not call
18694 number_of_iterations_exit from a gcc_assert.
18696 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18698 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18699 jumps if COND is NULL.
18700 (find_cond_jump): New function.
18701 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18702 * config/s390/s390.md: Remove z10_cobra attribute value.
18704 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18706 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18707 force_const_mem returns NULL_RTX.
18709 2009-02-26 Jan Hubicka <jh@suse.cz>
18712 * cgraph.h (varpool_output_debug_info): Remove.
18713 * cgraphunit.c (varpool_output_debug_info): Remove.
18714 * dwarf2out.c (deferred_locations_struct): New struct
18715 (deferred_locations): New type.
18716 (deferred_locations_list): New static var.
18717 (deffer_location): New function.
18718 (gen_variable_die): Use it.
18719 (decls_for_scope): Output info on local static vars.
18720 (dwarf2out_finish): Process deferred locations.
18721 * varpool.c (varpool_output_debug_info): Remove.
18723 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18725 PR rtl-optimization/39241
18726 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18727 to subreg_offset_representable_p.
18729 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18731 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18732 execute function prototype. Get f and nregs from max_reg_num
18733 and get_insns. Remove the first backward pass as it's dead,
18734 guard the forward pass by flag_expensive_optimizations.
18735 (rest_of_handle_regmove): Delete.
18736 (pass_regmove): Replace it with regmove_optimize.
18738 2009-02-25 Martin Jambor <mjambor@suse.cz>
18740 PR tree-optimization/39259
18741 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18742 calls_alloca function flags.
18743 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18744 calls are detected.
18746 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18748 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18749 flags_set_1_rtx, flags_set_1_set): Delete.
18750 (regmove_optimize): Do not call mark_flags_life_zones.
18752 2009-02-24 Julian Brown <julian@codesourcery.com>
18755 * config/arm/arm.c (require_pic_register): Only set
18756 cfun->machine->pic_reg once per function.
18758 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18760 * doc/invoke.texi (Link Options): Document an easier way to pass
18761 options that take arguments to the GNU linker using -Xlinker and -Wl.
18763 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18766 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18768 2009-02-24 Richard Guenther <rguenther@suse.de>
18771 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18773 2009-02-24 Richard Guenther <rguenther@suse.de>
18774 Zdenek Dvorak <ook@ucw.cz>
18776 PR tree-optimization/39233
18777 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18778 from converting them to a generic type.
18780 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18782 PR tree-optimization/39260
18783 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18784 contains a condition with a real type.
18785 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18787 2009-02-23 Jason Merrill <jason@redhat.com>
18790 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18791 narrowing_initializer_constant_valid_p.
18792 (narrowing_initializer_constant_valid_p): Don't return
18793 null_pointer_node for adding a pointer to itself.
18795 2009-02-23 Jan Hubicka <jh@suse.cz>
18798 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18801 2009-02-23 Jan Hubicka <jh@suse.cz>
18803 PR tree-optimization/37709
18804 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18805 * tree.h (block_ultimate_origin): Declare.
18806 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18807 * tree-ssa-live.c (remove_unused_scope_block_p):
18808 Eliminate blocks containig no instructions nor live variables nor
18810 (dump_scope_block): New function.
18811 (remove_unused_locals): Enable removal of dead blocks by default;
18812 enable dumping at TDF_DETAILS.
18814 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18816 * config/i386/i386.c (classify_argument): Don't allow COImode
18818 (function_arg_advance_32): Don't allow OImode.
18819 (function_arg_32): Likewise.
18820 (function_value_32): Likewise.
18821 (return_in_memory_32): Likewise.
18822 (function_arg_64): Remove OImode comment.
18824 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18827 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18828 ix86_expand_vector_set for V4DImode in 64bit mode only.
18829 (ix86_expand_vector_init_one_var): Likewise.
18831 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18833 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18835 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18838 * loop-iv.c: Revert last change.
18839 * emit-rtl.c: Likewise.
18841 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18844 * config/i386/i386.c (type_natural_mode): Remove an extra
18845 space in the warning message.
18846 (function_value_32): Handle 32-byte vector modes.
18847 (return_in_memory_32): Likewise.
18849 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18851 * loop-iv.c (truncate_value): New function.
18852 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18854 (lowpart_subreg): Move to...
18855 * emit-rtl.c: ...here.
18857 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18859 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18860 accidental and undocumented change at revision 140860.
18862 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18864 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18865 take gimple_seq * arguments.
18866 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18867 types_compatible_p langhook.
18869 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18870 Joseph Myers <joseph@codesourcery.com>
18872 * config/arm/arm.c (arm_builtin_va_list): New function.
18873 (arm_expand_builtin_va_start): Likewise.
18874 (arm_gimplify_va_arg_expr): Likewise.
18875 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18876 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18877 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18878 (va_list_type): New variable.
18879 (arm_mangle_type): Mangle va_list_type appropriately.
18881 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18883 PR middle-end/39157
18884 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18885 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18886 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18887 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18888 parameter to 1000 for -O1 by default.
18889 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18891 * loop-invariant.c: Include params.h.
18892 (move_loop_invariants): Don't call move_single_loop_invariants on
18895 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18897 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18898 offset when calculating bounds for indexing stack_usage_map. Fixes
18899 a buffer overflow with certain target setups.
18901 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18904 * calls.c (expand_call): Clear try_tail_call if caller and callee
18905 disagree in promotion of function return value.
18907 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18910 * c-common.c (c_determine_visibility): If visibility changed and
18911 DECL_RTL has been already set, call make_decl_rtl to update symbol
18914 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18917 * varasm.c (assemble_variable): Don't check DECL_NAME when
18918 globalizing a variable.
18920 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18923 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18924 expression before any __builtin_trap call.
18925 * c-typeck.c (build_function_call): Convert and check function
18926 arguments before generating a call to a trap. Evaluate the
18927 function arguments before the trap.
18929 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18932 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18933 (UNSPEC_FXAM_MEM): New unspec.
18934 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18935 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18936 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18938 2009-02-19 Richard Guenther <rguenther@suse.de>
18940 PR tree-optimization/39207
18941 PR tree-optimization/39074
18942 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18943 storedanything_tree): New.
18944 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18945 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18946 (build_succ_graph): Add edges from STOREDANYTHING to all
18948 (init_base_vars): Initialize STOREDANYTHING.
18949 (compute_points_to_sets): Free substitution info after
18950 building the succ graph.
18951 (ipa_pta_execute): Likewise.
18953 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18955 (do_ds_constraint): Do not add to special var or non-pointer
18957 (type_could_have_pointers): Split out from ...
18958 (could_have_pointers): ... here. For arrays use the element type.
18959 (create_variable_info_for): Initialize may_have_pointers.
18960 (new_var_info): Likewise.
18961 (handle_lhs_call): Make the HEAP variable unknown-sized.
18962 (intra_create_variable_infos): Use a type with pointers for
18963 PARM_NOALIAS, make it unknown-sized.
18965 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18968 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18970 2009-02-18 Jason Merrill <jason@redhat.com>
18973 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18974 value if DECL_EXTERNAL.
18975 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18976 * target.h (gcc_target::binds_local_p): Clarify "module".
18977 * tree.h (TREE_PUBLIC): Clarify "module".
18979 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
18982 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
18983 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
18985 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
18988 * c.opt (Wabi): Support C and ObjC.
18991 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
18993 * config/i386/i386.c (classify_argument): Warn once about the ABI
18994 change when passing union with long double.
18996 * doc/invoke.texi: Update -Wabi for warning psABI changes.
18998 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19001 * c-parser.c (c_parser_compound_statement): Always enter and leave
19004 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19007 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19009 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19011 PR tree-optimization/36922
19012 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19013 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19016 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19018 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19021 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19023 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19025 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19027 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19030 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19031 Richard Sandiford <rdsandiford@googlemail.com>
19033 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19034 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19035 (loongson_biadd): ...this.
19037 2009-02-17 Richard Guenther <rguenther@suse.de>
19039 PR tree-optimization/39202
19040 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19041 a var make sure to follow existing collapses.
19043 2009-02-17 Richard Guenther <rguenther@suse.de>
19045 PR middle-end/39214
19046 * langhooks.c (lhd_print_error_function): Check for NULL block.
19048 2009-02-17 Richard Guenther <rguenther@suse.de>
19050 PR tree-optimization/39204
19051 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19054 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19056 * config/soft-fp/double.h: Update from glibc CVS.
19058 2009-02-17 Richard Guenther <rguenther@suse.de>
19060 PR tree-optimization/39207
19061 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19062 strict-aliasing warnings for pointers pointing to NULL.
19064 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19067 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19068 skipping until next close brace.
19070 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19073 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19074 to function argument boundary.
19076 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19078 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19079 in the lea_add. Reload eventually constraints it properly.
19080 * config/picochip/constraints.md: Remove the target constraint
19081 "b", since it is not needed anymore.
19083 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19085 * gthr-dce.h: Uglify function parameter and local variable names.
19086 * gthr-gnat.h: Likewise.
19087 * gthr-mipssde.h: Likewise.
19088 * gthr-nks.h: Likewise.
19089 * gthr-posix95.h: Likewise.
19090 * gthr-posix.h: Likewise.
19091 * gthr-rtems.h: Likewise.
19092 * gthr-single.h: Likewise.
19093 * gthr-solaris.h: Likewise.
19094 * gthr-tpf.h: Likewise.
19095 * gthr-vxworks.h: Likewise.
19096 * gthr-win32.h: Likewise.
19098 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19101 * config/i386/i386.md: Restrict the new peephole2 to move
19102 between MMX/SSE registers.
19104 2009-02-15 Richard Guenther <rguenther@suse.de>
19107 2009-02-13 Richard Guenther <rguenther@suse.de>
19109 * configure.ac: Enable LFS.
19110 * configure: Re-generate.
19111 * config.in: Likewise.
19113 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19115 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19116 spu_srqwbyte, spu_srqwbytebc): Define.
19117 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19118 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19119 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19120 "shrqby_<mode>"): New insn-and-split patterns.
19121 * config/spu/spu.c (expand_builtin_args): Determine and return
19122 number of operands using spu_builtin_description data.
19123 (spu_expand_builtin_1): Use it.
19125 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19128 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19131 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19134 * config/i386/i386.c (override_options): Correct warning
19135 messages for -malign-loops, -malign-jumps and -malign-functions.
19137 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19140 * config/i386/i386.md: Restrict the new peephole2 to move
19141 between the general purpose registers.
19143 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19146 * config/i386/i386.c (type_natural_mode): Add a new argument.
19147 Return the original mode and warn ABI change if vector size is 32byte.
19148 (function_arg_advance): Updated.
19149 (function_arg): Likewise.
19150 (ix86_function_value): Likewise.
19151 (ix86_return_in_memory): Likewise.
19152 (ix86_sol10_return_in_memory): Likewise.
19153 (ix86_gimplify_va_arg): Likewise.
19154 (function_arg_32): Don't warn ABX ABI change here.
19155 (function_arg_64): Likewise.
19157 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19159 * loop-iv.c (implies_p): In the final case, test that operands 0
19160 of the two comparisons match.
19162 * config/bfin/bfin.c (find_prev_insn_start): New function.
19163 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19164 (find_next_insn_start): Move.
19166 2009-02-13 Richard Guenther <rguenther@suse.de>
19168 * configure.ac: Enable LFS.
19169 * configure: Re-generate.
19170 * config.in: Likewise.
19172 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19175 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19176 sizes on syntax error after some arguments have been parsed.
19178 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19180 * doc/invoke.texi (-fira): Remove.
19182 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19184 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19185 * recog.c: Likewise.
19188 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19190 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19191 (umul_ppmm): Likewise.
19192 (count_leading_zeros): Likewise.
19193 (count_trailing_zeros): Likewise.
19194 (UMUL_TIME): Likewise.
19196 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19198 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19199 soft-fp/t-softfp to tmake_file.
19201 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19202 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19203 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19204 IA64_BUILTIN_INFQ]: New.
19205 (ia64_init_builtins): Initialize __builtin_infq,
19206 __builtin_fabsq and __builtin_copysignq if not HPUX.
19207 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19208 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19210 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19212 (__fixtfti): Likewise.
19213 (__fixunstfti): Likewise.
19214 (__floattitf): Likewise.
19216 * config/ia64/libgcc-glibc.ver: New.
19217 * config/ia64/t-fprules-softfp: Likewise.
19218 * config/ia64/sfp-machine.h: Likewise.
19220 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19221 (LIBGCC2_TF_CEXT): Likewise.
19222 (TF_SIZE): Likewise.
19223 (TARGET_INIT_LIBFUNCS): Likewise.
19225 * config/ia64/t-glibc (SHLINB_MAPFILES):
19226 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19228 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19230 * config/i386/i386.c (construct_container): Rewrite processing
19231 BLKmode with X86_64_SSE_CLASS.
19233 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19236 * config/i386/i386.md: Replace simplify_replace_rtx with
19237 replace_rtx in the new peephole2.
19239 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19241 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19242 loop unrolling do not happen at -O2.
19244 2009-02-12 Michael Matz <matz@suse.de>
19246 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19248 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19250 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19253 2009-02-12 Ben Elliston <bje@au.ibm.com>
19255 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19256 patterns when updating the back chain. Missed in the 2009-02-10
19259 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19261 * doc/extend.texi (Decimal Floating Types): Update identifier of
19262 draft TR and list of missing support.
19264 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19266 PR middle-end/39154
19267 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19268 bit to variable length decl's flags, add it also to its
19269 pointer replacement variable.
19271 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19272 Jakub Jelinek <jakub@redhat.com>
19275 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19276 (memory_blockage): New expander.
19277 (*memory_blockage): New insn pattern.
19278 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19279 instead of general blockage at the end of function prologue when
19280 frame pointer is used to access red zone area. Do not emit blockage
19281 when profiling, it is emitted in generic code.
19282 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19283 function epilogue when frame pointer is used to access red zone area.
19285 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19288 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19289 by arithmetic with memory operands.
19290 * config/i386/predicates.md (commutative_operator): New.
19292 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19294 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19297 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19299 * alias.h (record_alias_subset): Declare.
19300 * alias.c (record_alias_subset): Make global.
19302 2009-02-10 Nick Clifton <nickc@redhat.com>
19304 * tree-parloops.c: Change license to GPLv3.
19305 * ipa-struct-reorg.c: Change license to GPLv3.
19306 * ipa-struct-reorg.h: Change license to GPLv3.
19308 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19311 * c-decl.c (start_struct): Return NULL on error.
19313 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19315 PR middle-end/39124
19316 * cfgloopmanip.c (remove_path): Call remove_bbs after
19317 cancel_loop_tree, not before it.
19320 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19321 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19322 VAR_DECLs were seen.
19323 * tree-ssa-live.c (remove_unused_locals): Recompute
19324 cfun->has_local_explicit_reg_vars.
19325 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19326 copies or clearings if cfun->has_local_explicit_reg_vars.
19328 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19331 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19332 of function prologue when frame pointer is used to access
19335 2009-02-10 Richard Guenther <rguenther@suse.de>
19337 PR middle-end/39127
19338 * gimplify.c (gimple_regimplify_operands): Always look if
19339 we need to create a temporary.
19341 2009-02-10 Richard Guenther <rguenther@suse.de>
19343 PR tree-optimization/39132
19344 * tree-loop-distribution.c (todo): New global var.
19345 (generate_memset_zero): Trigger TODO_rebuild_alias.
19346 (tree_loop_distribution): Return todo.
19348 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19351 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19352 (x86_64_reg_class_name): Removed.
19353 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19354 first one isn't X86_64_SSE_CLASS or any other ones aren't
19355 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19356 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19357 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19358 and 3 X86_64_SSEUP_CLASS.
19359 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19360 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19362 2009-02-10 Ben Elliston <bje@au.ibm.com>
19364 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19365 form instruction to update the stack back chain word, even if the
19366 user has disabled the generation of update instructions.
19367 (movdi_<mode>_update_stack): New.
19368 (movsi_update_stack): Likewise.
19369 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19370 always use an update form instruction to update the stack back
19373 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19375 PR middle-end/38953
19376 * graphite.c (if_region_set_false_region): After moving a region in
19377 the false branch of a condition, remove the empty dummy basic block.
19378 (gloog): Remove wrong fix for PR38953.
19380 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19382 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19383 generation due to implicit sign extension.
19385 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19387 PR middle-end/38981
19388 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19389 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19391 2009-02-09 Richard Guenther <rguenther@suse.de>
19393 PR middle-end/35202
19394 * convert.c (convert_to_real): Disable (float)fn((double)x)
19395 to fnf(x) conversion if errno differences may occur and
19396 -fmath-errno is set.
19398 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19400 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19401 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19402 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19404 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19407 * c-common.c (handle_alias_attribute): Disallow attribute for
19408 anything not a FUNCTION_DECL or VAR_DECL.
19410 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19413 * real.c (do_compare): Special-case compare of zero against
19414 decimal float value.
19416 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19419 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19420 as indicating flexible array members unless the field itself is
19421 being declarared as the incomplete array.
19423 2009-02-06 Jan Hubicka <jh@suse.cz>
19425 PR tree-optimization/38844
19426 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19427 is already inlined.
19429 2009-02-06 Richard Guenther <rguenther@suse.de>
19431 PR middle-end/38977
19432 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19433 fork because we may expand it as __gcov_fork.
19435 2009-02-06 Nick Clifton <nickc@redhat.com>
19437 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19439 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19441 PR tree-optimization/35659
19442 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19443 vn_phi_eq): Shortcut if hashcode does not match.
19444 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19446 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19447 and avoid iterative_hash_expr.
19448 (FOR_EACH_VALUE_ID_IN_SET): New.
19449 (value_id_compare): Remove.
19450 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19451 sort expressions by value id.
19453 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19456 * config/sh/predicates.md (general_movsrc_operand): Don't check
19457 the subreg of system registers here.
19459 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19462 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19463 on the copied decl.
19465 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19467 PR rtl-optimization/39110
19468 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19469 addresses, not aligned ones.
19471 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19472 Richard Guenther <rguenther@suse.de>
19474 PR tree-optimization/39100
19475 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19476 comment says and add edges.
19478 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19481 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19482 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19484 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19486 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19487 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19488 register_bb_in_sese, new_sese, free_sese): Moved.
19489 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19490 outermost_loop_in_scop, build_scop_iteration_domain,
19491 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19492 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19493 Use loop_in_sese_p instead of loop_in_scop_p.
19494 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19495 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19496 (scopdet_basic_block_info): Fix bug in scop detection.
19497 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19498 eq_loop_to_cloog_loop): Remove.
19499 (nb_loops_around_loop_in_scop, nb_loop
19500 ref_nb_loops): Moved here...
19501 * graphite.h (ref_nb_loops): ... from here.
19502 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19503 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19504 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19505 * testsuite/gcc.dg/graphite/scop-19.c: New
19507 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19508 Hans-Peter Nilsson <hp@axis.com>
19510 PR rtl-optimization/37889
19511 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19512 Move offset handling from PLUS to before the switch. Use new
19513 arguments when considering SYMBOL_REFs too.
19514 (rtx_addr_can_trap_p): Pass dummy offset and size.
19515 (enum may_trap_p_flags): Remove.
19516 (may_trap_p_1): Pass size from MEM_SIZE.
19518 PR rtl-optimization/38921
19519 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19520 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19521 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19522 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19524 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19526 AVX Programming Reference (January, 2009)
19527 * config/i386/sse.md (*vpclmulqdq): New.
19529 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19531 PR tree-optimization/38977
19532 PR gcov-profile/38292
19533 * calls.c (special_function_p): Disregard __builtin_ prefix.
19535 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19537 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19538 non-indexable addresses even before reload.
19540 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19543 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19544 as having variable size. Do not give an error for unnamed
19545 parameters with [*] declarators. Give a warning for type names
19546 with [*] declarators and mark them as variable size.
19547 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19548 for sizeof applied to [*] type names.
19550 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19553 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19555 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19557 * gcc.c (process_command): Update copyright notice dates.
19558 * gcov.c (print_version): Likewise.
19559 * gcov-dump.c (print_version): Likewise.
19560 * mips-tfile.c (main): Likewise.
19561 * mips-tdump.c (main): Likewise.
19563 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19566 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19567 for composite type involving a zero-length array type.
19569 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19572 * function.c (match_asm_constraints_1): Skip over
19573 initial optional % in the constraint.
19575 PR inline-asm/39059
19576 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19577 supported, don't accept FIXED_CSTs.
19578 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19579 and _Sat is used without _Fract/_Accum. Set specs->type to
19580 integer_type_node for cts_fract/cts_accum if fixed point is not
19583 2009-02-02 Catherine Moore <clm@codesourcery.com>
19585 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19587 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19589 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19590 (ABI_HAS_64BIT_SYMBOLS): Use it.
19591 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19593 2009-02-02 Paul Brook <paul@codesourcery.com>
19595 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19597 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19599 PR inline-asm/39058
19600 * recog.h (asm_operand_ok): Add constraints argument.
19601 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19602 recurse on matching constraint.
19603 (check_asm_operands): Pass constraints as 3rd argument to
19604 asm_operand_ok. Don't look up matching constraint here.
19605 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19608 2009-02-02 Ben Elliston <bje@au.ibm.com>
19610 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19611 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19613 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19615 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19616 information. Remove some obsolete information. Reorganize.
19618 * config/pa/fptr.c: Revert license to GPL 2.
19619 * config/pa/milli64.S: Likewise.
19621 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19624 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19625 LIBRARY name in, instead of hard-coding it.
19626 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19627 extra target make frag to tmake_files according to EH model.
19628 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19629 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19630 frags that define makefile variable EH_MODEL appropriately.
19631 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19632 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19633 to "-sjlj" according to type of EH configured.
19634 (LIBGCC_SONAME): Concatenate it to shared library base name.
19635 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19636 to "_sjlj" according to type of EH configured.
19637 (LIBGCC_SONAME): Concatenate it to shared library base name.
19638 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19639 (SHLIB_LINK): Add missing semicolon to if-else construct.
19640 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19641 string value of "pe_dll" command-line option.
19642 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19643 (SHLIB_SONAME): Use it when overriding t-cygming default.
19644 (SHLIB_IMPLIB): Override t-cygming default.
19645 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19646 string value of "pe_dll" command-line option.
19648 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19651 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19652 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19654 2009-01-31 Richard Guenther <rguenther@suse.de>
19656 PR tree-optimization/38937
19657 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19658 computing the transitive closure.
19660 2009-01-30 Richard Guenther <rguenther@suse.de>
19662 PR tree-optimization/39041
19663 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19664 Propagate variable indices only if the types match for this stmt.
19666 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19669 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19670 inline but never defined.
19672 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19674 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19675 (*insv_h_di_reg_extimm): New insn.
19676 (*insv_l<mode>_reg_extimm): New insn.
19678 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19680 * config/picochip/picochip.c (flag_conserve_stack): set
19681 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19682 fconserve-stack. Reduce call-overhead used by inliner.
19684 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19687 * common.opt (flag_conserve_stack): Initialised to zero.
19689 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19692 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19693 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19696 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19698 * ira-color.c (allocno_reload_assign): Update comments.
19699 * regmove.c (regmove_optimize): Likewise.
19703 2009-01-29 Robert Millan <rmh@aybabtu.com>
19705 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19706 * config/i386/kopensolaris-gnu.h: New file. Undefine
19707 `MD_UNWIND_SUPPORT'.
19708 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19710 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19712 PR tree-optimization/39007
19713 * tree-loop-distribution.c (generate_builtin): Use
19714 recompute_dominator to compute the immediate dominator of the
19715 basic block just after the loop.
19717 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19719 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19720 (ASM_OUTPUT_DWARF_PCREL): Define.
19722 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19724 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19725 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19726 global. Modify entries about regmove and IRA.
19728 * ra-conflict.c: Remove the file.
19730 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19732 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19733 (pass_regclass_init): Rename to pass_reginfo_init.
19735 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19737 * toplev.h (flag_ira): Remove.
19739 * caller-save.c (setup_save_areas): Remove flag_ira.
19741 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19743 * global.c: Remove the file.
19745 * opts.c (decode_options): Remove flag_ira.
19747 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19749 * regmove.c: Modify file description.
19750 (find_use_as_address, try_auto_increment): Define them only if
19751 AUTO_INC_DEC is defined.
19752 (replacement_quality, replace_in_call_usage, fixup_match_1,
19753 stable_and_no_regs_but_for_p): Remove.
19754 (reg_set_in_bb): Make it static.
19755 (regmove_optimize): Remove flag_ira and code which worked for
19758 * local-alloc.c: Remove the file.
19760 * common.opt (fira): Remove.
19762 * ira.c: Include except.h.
19763 (eliminable_regset): Move from global.c.
19764 (mark_elimination): Ditto. Remove flag_ira.
19765 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19766 equiv_mem_modified, validate_equiv_mem_from_store,
19767 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19768 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19769 no_equiv, recorded_label_ref): Move from local-alloc.c.
19770 (update_equiv_regs): Ditto. Make it static.
19771 (print_insn_chain, print_insn_chains): Move it from global.c.
19772 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19773 (build_insn_chain): Ditto. Make it static.
19774 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19775 Rename to init_live_subregs.
19776 (gate_ira): Remove flag_ira.
19778 * regclass.c: Rename reginfo.c. Change file description.
19779 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19780 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19781 (init_reg_sets_1): Remove code for evaluation of
19782 reg_class_superclasses and losing_caller_save_reg_set.
19783 (init_regs): Remove init_reg_autoinc.
19784 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19785 ok_for_base_p_nonstrict): Remove.
19786 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19787 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19788 corresponding entries.
19789 (dump_regclass, record_operand_costs, scan_one_insn,
19790 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19791 record_address_regs, auto_inc_dec_reg_p): Remove.
19792 (gt-regclass.h): Rename to gt-reginfo.h.
19794 * rtl.h (dump_global_regs, retry_global_alloc,
19795 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19797 * Makefile.in (RA_H): Remove.
19798 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19799 Rename regclass.o to reginfo.o.
19800 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19802 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19803 (GTFILES): Rename regclass.c to reginfo.c.
19805 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19806 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19808 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19809 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19811 (finish_spills): Ditto. Remove code for !flag_ira.
19813 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19815 PR middle-end/35854
19816 * doc/invoke.texi (rtl debug options): Complete rewrite.
19817 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19819 * mode-switching.c (pass_mode_switching): Rename pass from
19820 "mode-sw" to "mode_sw".
19821 * except.c (pass_convert_to_eh_ranges): Rename pass from
19822 "eh-ranges" to "eh_ranges".
19823 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19827 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19828 Alexander Monakov <amonakov@ispras.ru>
19830 PR middle-end/38857
19831 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19833 (move_exprs_to_boundary): Change return type and pass through
19834 should_move from move_op. Relax assert. Update usage ...
19835 (schedule_expr_on_boundary): ... here. Use should_move instead of
19837 (move_op_orig_expr_found): Indicate that insn was disconnected from
19839 (code_motion_process_successors): Do not call after_merge_succs
19840 callback if original expression was not found when traversing any of
19842 (code_motion_path_driver): Change return type. Update prototype.
19843 (move_op): Update comment. Add a new parameter (should_move). Update
19844 prototype. Set *should_move based on indication provided by
19845 move_op_orig_expr_found.
19847 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19849 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19850 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19851 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19852 * config/rs6000/rs6000.c (rs6000_override_options): Default
19853 avoid-indexed-addresses on for Power6, off for everything else.
19854 (avoiding_indexed_address_p): New function.
19855 (rs6000_legitimize_address): Use it.
19856 (rs6000_legitimate_address): Likewise.
19857 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19859 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19861 PR tree-optimization/38997
19862 * tree-loop-distribution.c (generate_memset_zero): Use
19863 POINTER_PLUS_EXPR for a pointer addition.
19865 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19867 * config/s390/s390.md (bswap<mode>2): New pattern added.
19869 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19871 * config/s390/s390.md (*tls_load_31): Added type attribute.
19873 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19875 * config/s390/s390.md: Fix a few comments.
19877 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19879 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19880 (*tm<mode>_full): Fixed z10prop attribute.
19881 (*tst<mode>_extimm): Fixed z10prop attribute.
19882 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19883 (*tstqiCCT_cconly): Fixed z10prop attribute.
19884 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19885 (*movsi_larl): Fixed z10prop attribute.
19886 (*movsi_zarch): Fixed z10prop attribute.
19887 (*movsi_eas): Fixed z10prop attribute.
19888 (*movhi): Fixed z10prop attribute.
19889 (*movqi): Fixed z10prop attribute.
19890 (*movstrictqi): Fixed z10prop attribute.
19891 (*mov<mode>): Fixed z10prop attribute.
19892 (*movcc): Fixed z10prop attribute.
19893 (*sethighpartdi_64): Fixed z10prop attribute.
19894 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19895 (*negdi2_sign_cc): Fixed z10prop attribute.
19896 (*negdi2_sign): Fixed z10prop attribute.
19897 (*absdi2_sign_cc): Fixed z10prop attribute.
19898 (*absdi2_sign): Fixed z10prop attribute.
19899 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19900 (*negabsdi2_sign): Fixed z10prop attribute.
19901 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19902 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19903 (doloop_si64): Fixed z10prop attribute.
19904 (doloop_si31): Fixed z10prop attribute.
19905 (doloop_long): Fixed z10prop attribute.
19906 (indirect_jump): Fixed z10prop attribute.
19907 (nop): Fixed z10prop attribute.
19908 (main_base_64): Fixed z10prop attribute.
19909 (reload_base_64): Fixed z10prop attribute.
19911 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19913 PR rtl-optimization/38740
19914 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19916 * config/mips/mips.c (mips_reorg): Likewise.
19918 2009-01-28 Richard Guenther <rguenther@suse.de>
19920 PR tree-optimization/38926
19921 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19922 with the correct value id to a value.
19923 (do_regular_insertion): Use the value number of edoubleprime
19924 for the value number of the expr.
19927 2008-08-21 Richard Guenther <rguenther@suse.de>
19929 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19930 a PHI ask VN if it is already available.
19931 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19932 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19934 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19936 PR middle-end/38934
19937 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19938 set to varying whenever max has TREE_OVERFLOW set, similarly
19939 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19941 2009-01-28 Richard Guenther <rguenther@suse.de>
19943 PR middle-end/38908
19944 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19945 uninitialized aggregate uses in call arguments.
19947 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19949 PR tree-optimization/38984
19950 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19951 the nothing_id variable if -fno-delete-null-pointer-checks.
19953 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19956 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19957 (set_got_offset_rex64): Ditto.
19959 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19962 * doc/extend.texi: Improve local variable with asm reg.
19964 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19966 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19967 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19968 was not supplied then set warn_packed_bitfield_compat to the
19969 default value of 1.
19970 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19973 2009-01-27 Richard Guenther <rguenther@suse.de>
19975 PR tree-optimization/38503
19976 * cfgexpand.c (expand_gimple_basic_block): Ignore
19977 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
19978 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
19979 variables that cannot have TBAA applied.
19980 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
19983 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
19985 PR middle-end/38969
19986 * calls.c (initialize_argument_information): Do not wrap complex
19987 arguments in SAVE_EXPR.
19989 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
19991 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
19992 (INSTALL_LIBGCC): Revert typo commit.
19994 2009-01-26 Richard Guenther <rguenther@suse.de>
19996 PR tree-optimization/38745
19997 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
19998 from special handling.
20000 2009-01-26 Richard Guenther <rguenther@suse.de>
20002 PR tree-optimization/38745
20003 * tree-ssa.c (execute_update_addresses_taken): Do not include
20004 variables that cannot possibly be a register in not_reg_needs.
20005 Do not clear TREE_ADDRESSABLE on vars that may not become
20007 * tree-ssa.c (update_alias_info_1): Include those in the set
20008 of addressable vars.
20010 2009-01-26 Richard Guenther <rguenther@suse.de>
20012 PR middle-end/38851
20013 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20014 * tree-ssa-dse.c: Include langhooks.h
20015 (execute_simple_dse): Remove stores with zero size.
20017 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20020 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20023 2009-01-24 Julian Brown <julian@codesourcery.com>
20025 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20026 config/arm/linux-atomic.c.
20027 * config/arm/linux-atomic.c: New.
20029 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20031 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20032 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20033 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20035 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20038 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20041 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20043 PR tree-optimization/38953
20044 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20045 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20046 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20047 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20050 2009-01-24 Paul Brook <paul@codesourcery.com>
20052 * config/arm/neon.md (neon_type): Move to arm.md.
20053 (neon_mov<VSTRUCT>): Add neon_type attribute.
20054 * config/arm/arm.md (neon_type): Move to here.
20055 (conds): Add "unconditioal" and use as default for NEON insns.
20057 2009-01-24 Ben Elliston <bje@au.ibm.com>
20059 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20060 void *' warning from -Wc++-compat.
20061 * Makefile.in (dominance.o-warn): Remove.
20063 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20065 PR tree-optimization/38932
20066 * fold-const.c (fold_unary_ignore_overflow): New.
20067 * tree.h (fold_unary_ignore_overflow): Declare.
20068 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20069 * tree-ssa-sccvn.c (visit_reference_op_load,
20070 simplify_unary_expression): Likewise.
20072 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20074 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20075 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20076 regardless of their type.
20077 * c-common.c (handle_packed_attribute): Don't ignore packed on
20079 * c.opt (Wpacked-bitfield-compat): New warning option.
20080 * stor-layout.c (place_field): Warn if offset of a field changed.
20081 * doc/extend.texi (packed): Mention the ABI change.
20082 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20083 (Warning Options): Add it to the list.
20085 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20087 * c-opts.c (c_common_post_options): Fix a typo in comments.
20089 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20091 PR middle-end/38615
20092 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20093 variables to static.
20094 * doc/invoke.texi (-fmerge-all-constants): Update description.
20096 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20099 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20100 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20102 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20104 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20106 (LOCAL_ALIGNMENT): Similarly.
20108 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20109 Joseph Myers <joseph@codesourcery.com>
20111 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20112 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20113 * config/arm/arm-tune.md: Regenerate.
20114 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20117 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20119 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20120 version number to five.
20122 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20125 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20126 * c-common.c (set_underlying_type): Likewise.
20127 (is_typedef_decl ): Likewise
20129 (set_underlying_type): Likewise.
20130 (is_typedef_type): Likewise.
20132 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20134 PR middle-end/38587
20135 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20138 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20141 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20142 (LIBGCC_SPEC): Don't define.
20143 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20145 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20147 PR rtl-optimization/38879
20148 * alias.c (base_alias_check): Unaligned access via AND address can
20149 alias all surrounding object types except those with sizes equal
20150 or wider than the size of unaligned access.
20152 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20155 * c-decl.c (clone_underlying_type): Move this ...
20156 * c-common.c (set_underlying_type): ... here.
20157 Also, make sure the function properly sets TYPE_STUB_DECL() on
20158 the newly created typedef variant type.
20159 (is_typedef_decl ): New entry point.
20160 * tree.h: Added a new member member_types_needing_access_check to
20161 struct tree_decl_non_common.
20162 (set_underlying_type): New entry point.
20163 (is_typedef_type): Likewise.
20165 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20167 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20168 Check whether two instructions have memory references that
20169 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20170 are helper functions for traversing.
20171 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20172 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20173 not to draw dependency edge for instructions with non-conflicting
20176 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20179 * longlong.h: Update copyright years. Use soft-fp license notice.
20180 Sync __clz_tab declaration with glibc.
20182 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20185 * doc/extend.texi (syscall_linkage): New.
20186 (version_id): Modify.
20188 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20189 Richard Guenther <rguenther@suse.de>
20191 PR tree-optimization/38747
20192 PR tree-optimization/38748
20193 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20194 conversion if the base address is an indirect reference and the
20195 aliasing sets could cause issues.
20197 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20199 * common.opt (fgraphite, fgraphite-identity): Add comment for
20200 explaining why these options are not documented.
20202 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20204 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20205 gimple_call_lhs is NULL.
20207 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20210 * emit-rtl.c (adjust_address_1): Make sure memref is never
20213 2009-01-20 Ben Elliston <bje@au.ibm.com>
20215 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20216 const qualifier from arg parameter. Remove unnecessary cast to char *.
20217 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20218 const qualifier from arg 2.
20220 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20222 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20224 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20227 * rtl.h (reinit_regs): New prototype.
20228 * regclass.c: Include ira.h.
20229 (reinit_regs): New.
20230 * Makefile.in (regclass.o): Add ira.h.
20231 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20233 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20236 * c-common.c (handle_aligned_attribute): Use
20237 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20238 default alignment value.
20240 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20242 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20243 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20245 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20246 __BIGGEST_ALIGNMENT__.
20248 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20250 2009-01-18 Richard Guenther <rguenther@suse.de>
20252 PR tree-optimization/38819
20253 * tree-flow.h (operation_could_trap_helper_p): Declare.
20254 * tree-eh.c (operation_could_trap_helper_p): Export.
20255 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20256 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20257 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20258 are about to insert a possibly trapping instruction and fail
20261 2009-01-18 Andreas Schwab <schwab@suse.de>
20263 * doc/install.texi (Configuration): Remove obsolete paragraph
20264 about use of --with-gnu-ld with --with-gnu-as.
20266 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20268 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20269 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20270 Follow spelling conventions.
20272 2009-01-18 Ben Elliston <bje@au.ibm.com>
20274 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20275 C++ warning about implicit conversion from void * to struct
20277 (bitmap_obstack_free): Likewise for bitmap_element *.
20278 * Makefile.in (bitmap.o-warn): Remove.
20280 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20282 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20284 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20285 Tobias Grosser <tobi.grosser@amd.com>
20287 * graphite.c (graphite_trans_scop_block): Do not block single
20290 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20292 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20293 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20294 test with assertion.
20296 2009-01-16 Richard Guenther <rguenther@suse.de>
20298 PR tree-optimization/38835
20299 PR middle-end/36227
20300 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20301 and INT + PTR -> (INT)(PTR p+ INT) folding.
20302 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20304 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20307 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20308 the subreg from a lowpart subreg if it is also casting the value.
20310 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20311 Tobias Grosser <tobi.grosser@amd.com>
20313 * graphite.c (compare_prefix_loops): New.
20314 (build_scop_canonical_schedules): Rewritten.
20315 (graphite_transform_loops): Move build_scop_canonical_schedules
20316 after build_scop_iteration_domain.
20318 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20319 Tobias Grosser <tobi.grosser@amd.com>
20321 * graphite.c (add_conditions_to_domain): Add the loops to
20322 the dimension of the iteration domain. Do copy the domain
20323 only when it exists.
20324 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20325 (add_conditions_to_constraints): New.
20326 (can_generate_code_stmt, can_generate_code): Removed.
20327 (gloog): Do not call can_generate_code.
20328 (graphite_transform_loops): Call add_conditions_to_constraints
20329 after building the iteration domain.
20331 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20333 PR tree-optimization/38789
20334 * tree-ssa-threadedge.c
20335 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20336 __builtin_constant_p.
20338 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20340 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20341 examined before deleting them.
20343 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20345 * function.c (aggregate_value_p): Correctly extract the function
20346 type from CALL_EXPR_FN lookup.
20348 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20350 * config/picochip/picochip.c (picochip_override_options): Revert
20351 CFI asm flag disable commited previously.
20353 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20354 Tobias Grosser <tobi.grosser@amd.com>
20355 Jan Sjodin <jan.sjodin@amd.com>
20357 * graphite.c (scan_tree_for_params): On substractions negate
20358 all the coefficients of the term.
20359 (clast_to_gcc_expression_red): New. Handle reduction expressions
20360 of more than two operands.
20361 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20362 (get_vdef_before_scop): Handle also the case of default definitions.
20364 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20366 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20367 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20368 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20370 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20371 Joey Ye <joey.ye@intel.com>
20373 PR middle-end/37843
20374 * cfgexpand.c (expand_stack_alignment): Don't update stack
20375 boundary nor check incoming stack boundary here.
20376 (gimple_expand_cfg): Update stack boundary and check incoming
20377 stack boundary here.
20379 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20381 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20383 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20385 PR rtl-optimization/38245
20386 * calls.c (expand_call): Add stack arguments to
20387 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20388 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20389 in regs and partially in memory or BLKmode arguments.
20390 (emit_library_call_value_1): Add stack arguments to
20391 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20392 ACCUMULATE_OUTGOING_ARGS).
20393 * dce.c: Include tm_p.h.
20394 (find_call_stack_args): New function.
20395 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20397 (mark_insn): Call find_call_stack_args for CALL_Ps.
20398 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20399 forwards. Allocate and free arg_stores bitmap if needed, pass it
20400 down to deletable_insn_p, don't mark stores set in arg_stores
20401 bitmap, clear the bitmap at the beginning of each bb.
20402 * Makefile.in (dce.o): Depend on $(TM_P_H).
20404 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20407 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20408 to make sure the insn is a conditional test (bug 22599). Reformat a
20411 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20413 PR middle-end/38431
20414 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20415 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20416 (gloog): Do not call cleanup_tree_cfg.
20417 (graphite_transform_loops): Call cleanup_tree_cfg after all
20418 scops have been code generated.
20420 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20421 * doc/gty.texi (Invoking the garbage collector): Added new node
20422 and section documenting ggc_collect.
20424 2009-01-14 Richard Guenther <rguenther@suse.de>
20426 PR tree-optimization/38826
20427 PR middle-end/38477
20428 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20429 initialization notes only if we actually emitted a warning.
20430 (intra_create_variable_infos): Add constraints for a result decl
20431 that is passed by hidden reference.
20432 (build_pred_graph): Mark all related variables non-direct on
20435 2009-01-14 Nick Clifton <nickc@redhat.com>
20437 * ira-conflicts.c: Include addresses.h for the definition of
20439 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20440 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20442 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20445 * Makefile.in (ira-lives.o): Add except.h.
20447 * ira-lives.c: Include except.h.
20448 (process_bb_node_lives): Process can_throw_internal.
20450 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20452 PR rtl-optimization/38774
20453 * combine.c (simplify_set): When undoing cc_use change, don't do
20454 PUT_CODE on the newly created comparison, but instead put back the
20457 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20459 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20460 values. Remove duplicate arm8 entry.
20462 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20464 PR tree-optimization/38786
20465 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20466 the SSA_NAME case of expand_scalar_variables_expr.
20467 Set the type of an expression to the type of its assign statement.
20468 (expand_scalar_variables_expr): Also gather the scalar computation
20469 used to index the memory access. Do not pass loop_p.
20470 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20471 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20472 the gimple_stmt_iterator where it inserts new code.
20473 Do not pass loop_p.
20474 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20475 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20477 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20479 * graphite.h (debug_value): Removed.
20480 * graphite.c (debug_value): Removed.
20482 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20484 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20485 ldrd/strd with two 32-bit instructions.
20487 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20489 * config/arm/arm.c (struct processors): Pass for speed down into
20490 cost helper functions.
20491 (const_ok_for_op): Handle COMPARE and inequality nodes.
20492 (arm_rtx_costs_1): Rewrite.
20493 (arm_size_rtx_costs): Update prototype.
20494 (arm_rtx_costs): Pass speed down to helper functions.
20495 (arm_slowmul_rtx_costs): Rework cost calculations.
20496 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20497 (arm_9e_rtx_costs): Likewise.
20499 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20501 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20502 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20503 (alpha_legitimize_address): Do not split local symbols wider than
20504 UNITS_PER_WORD into HIGH/LO_SUM parts.
20506 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20509 * gcc.c (process_command): Replace call to execvp with calls
20510 to pex_one and exit.
20512 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20515 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20516 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20517 variant for devices with 3-byte PC.
20518 (__tablejump_elpm__): New.
20520 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20523 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20524 offsetof member-designator, handle it as `[0].'.
20526 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20528 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20529 function when not using named sections on targets with named sections
20530 if branch distance is less than 262132.
20532 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20534 * combine.c (combine_instructions): Recompute
20535 optimize_this_for_speed_p for each BB in the main combine loop.
20537 2009-01-12 Tomas Bily <tbily@suse.cz>
20540 * tree-loop-distribution.c (prop_phis): New function.
20541 (generate_builtin): Call prop_phis.
20542 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20544 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20546 PR tree-optimization/38807
20547 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20548 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20550 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20552 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20553 subreg of op0 to the original op0.
20555 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20557 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20559 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20562 * mips-tfile.c (parse_def): Fix parsing of def strings
20563 starting with digits.
20565 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20568 * config/arm/arm.c (arm_is_long_call_p): Don't call
20569 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20571 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20573 * regrename.c (regrename_optimize): Fix dumping.
20574 (find_oldest_value_reg): Preserve REG_POINTER.
20575 (copy_hardreg_forward_1): Likewise.
20577 2009-01-09 Diego Novillo <dnovillo@google.com>
20579 * gimple.h (struct gimple_statement_base) <uid>: Document
20580 the restrictions on its use.
20581 (gimple_uid): Tidy.
20582 (gimple_set_uid): Tidy.
20584 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20586 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20587 zero guard even if align_bytes != 0 and count is smaller than
20590 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20592 PR rtl-optimization/38495
20593 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20594 (add_range_and_copies_from_move_list): Print all added ranges.
20595 Add ranges to memory optimized destination.
20597 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20601 * config/i386/i386.c (override_options): Reject
20602 -mstringop-strategy=rep_8byte with -m32.
20603 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20604 to 1. Do count comparison against epilogue_size_needed at compile
20605 time even when count_exp was constant forced into register. For
20606 size_needed don't jump to epilogue, instead just avoid aligning
20607 and invoke the body algorithm. If need_zero_guard, add zero guard
20608 even if count is non-zero, but smaller than size_needed + number of
20609 bytes that could be stored for alignment.
20610 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20611 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20612 but smaller than size_needed + number of bytes that could be stored
20613 for alignment. Compare size_needed with epilogue_size_needed instead
20614 of desired_align - align, don't adjust size_needed, pass
20615 epilogue_size_needed to the epilogue expanders.
20618 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20620 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20622 * pa.c (last_address): Change to unsigned.
20623 (update_total_code_bytes): Change argument to unsigned. Don't
20624 check if insn addresses are set.
20625 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20626 addresses are not set.
20627 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20629 2009-01-09 Nick Clifton <nickc@redhat.com>
20631 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20632 DECL_DECLARED_INLINE_P.
20634 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20636 PR middle-end/38347
20637 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20638 GET_MODE (op0) in operand_subword_force calls.
20640 PR middle-end/38771
20641 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20642 fold_convert arg0 operands to TREE_TYPE (op0) first.
20644 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20646 * params.def (ira-max-conflict-table-size): Decrease default value
20649 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20651 PR tree-optimization/37031
20652 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20654 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20655 allocate it using gc instead of heap, use VEC_quick_push instead of
20657 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20658 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20659 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20660 allocated vector from heap allocated.
20661 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20662 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20663 vector only after perfect_loop_nest_depth call.
20665 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20666 Jan Sjodin <jan.sjodin@amd.com>
20668 PR tree-optimization/38559
20669 * graphite.c (debug_value, copy_constraint,
20670 swap_constraint_variables, scale_constraint_variable, ): New.
20671 (get_lower_bound, get_upper_bound): Removed.
20672 (graphite_trans_bb_strip_mine): Clean up this code that works
20673 only for constant number of iterations. Fully copy upper and
20674 lower bound constraints, not only the constant part of them.
20675 * graphite.h (debug_value): Declared.
20677 2009-01-08 Ira Rosen <irar@il.ibm.com>
20679 PR tree-optimization/37194
20680 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20681 Don't add the cost of cost model guard in prologue to scalar
20682 outside cost in case of known number of iterations.
20684 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20685 Alan Modra <amodra@bigpond.net.au>
20687 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20688 non-word-aligned REG+CONST addressing.
20690 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20693 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20694 free_after_compilation when outputting a thunk.
20695 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20696 Do not call free_after_compilation here.
20698 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20700 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20701 (ix86_valid_target_attribute_inner_p): Ditto.
20703 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20705 PR tree-optimization/38492
20706 PR tree-optimization/38498
20707 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20708 * tree-chrec.h (scev_is_linear_expression): Declared.
20709 * graphite.c (graphite_cannot_represent_loop_niter): New.
20710 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20711 (graphite_loop_normal_form): Use gcc_assert.
20712 (scan_tree_for_params): Use CASE_CONVERT.
20713 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20714 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20715 Use gcc_assert. Discard scops that contain unhandled cases.
20716 (build_scop_conditions): Return a boolean status for unhandled cases.
20717 (strip_mine_profitable_p): Print the loop number, not its depth.
20718 (is_interchange_valid): Pass the depth of the loop nest, don't
20719 recompute it wrongly.
20720 (graphite_trans_bb_block): Same.
20721 (graphite_trans_bb_block): Print tentative of loop blocking.
20722 (graphite_trans_scop_block): Do not print that the loop has been
20724 (graphite_transform_loops): Do not handle scops that contain condition
20727 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20729 AVX Programming Reference (December, 2008)
20730 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20731 (_mm256_stream_pd): Likewise.
20732 (_mm256_stream_ps): Likewise.
20734 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20735 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20736 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20737 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20738 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20739 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20740 (ix86_expand_special_args_builtin): Likewise.
20742 * config/i386/sse.md (AVXMODEDI): New.
20743 (avx_movnt<mode>): Likewise.
20744 (avx_movnt<mode>): Likewise.
20745 (<sse>_movnt<mode>): Remove AVX support.
20746 (sse2_movntv2di): Likewise.
20748 2009-01-07 Richard Guenther <rguenther@suse.de>
20750 PR middle-end/38751
20751 * fold-const.c (extract_muldiv): Remove obsolete comment.
20752 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20753 to PLUS_EXPR canonicalization for the canonicalization.
20755 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20757 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20758 hosted cross-compilers generating less efficient code.
20760 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20762 * function.h (rtl_data): Add a dbr_scheduled_p field.
20763 * reorg.c (dbr_schedule): Set it.
20764 (gate_handle_delay_slots): Check it.
20765 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20766 (mips_reorg): Check flag_delayed_branch instead of
20767 mips_base_delayed_branch.
20768 (mips_override_options): Don't set mips_base_delayed_branch
20769 or flag_delayed_branch.
20771 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20773 PR rtl-optimization/38426.
20774 * ira.c (ira): Set current_function_is_leaf earlier.
20776 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20778 PR rtl-optimization/38722
20779 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20780 too early, only set a flag and modify after last possible
20783 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20786 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20787 * real.c (decimal_single_format): Correct values of emin and emax.
20788 (decimal_double_format): Ditto.
20789 (decimal_quad_format): Ditto.
20790 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20791 computation of DECnn_MIN and DECnn_MAX for corrected values of
20792 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20793 __DECnn_MIN__, and adjust its computation for the corrected value
20796 2009-01-06 Jan Hubicka <jh@suse.cz>
20799 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20801 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20803 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20804 Add Robert Clark to the list of testers.
20806 2009-01-06 Jan Hubicka <jh@suse.cz>
20807 Kai Tietz <kai.tietz@onevision.com>
20809 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20810 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20812 2009-01-06 Jan Hubicka <jh@suse.cz>
20813 Kai Tietz <kai.tietz@onevision.com>
20815 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20817 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20818 (ix86_nsaved_regs): Count only general purpose regs.
20819 (ix86_nsaved_sseregs): New.
20820 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20821 to 16 for w64; compute padding and size of sse reg save area.
20822 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20823 general purpose regs.
20824 (ix86_emit_save_sse_regs_using_mov): New.
20825 (ix86_expand_prologue): Save SSE regs if needed.
20826 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20827 (ix86_emit_restore_sse_regs_using_mov): New.
20828 (ix86_expand_epilogue): Save SSE regs if needed.
20830 2009-01-06 Jan Hubicka <jh@suse.cz>
20831 Kai Tietz <kai.tietz@onevision.com>
20833 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20834 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20835 functions when accumulate outgoing args is off.
20837 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20840 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20841 before using pseudos_have_intersected_live_ranges_p.
20843 * ira-int.h (ira_assert): Always define.
20845 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20847 AVX Programming Reference (December, 2008)
20848 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20849 (_mm256_permute2_pd): Likewise.
20850 (_mm_permute2_ps): Likewise.
20851 (_mm256_permute2_ps): Likewise.
20852 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20853 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20855 * config/i386/i386.c (ix86_builtins): Remove
20856 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20857 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20858 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20859 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20860 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20861 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20862 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20863 __builtin_ia32_vpermil2ps256.
20864 (ix86_init_mmx_sse_builtins): Updated.
20865 (ix86_expand_args_builtin): Likewise.
20867 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20869 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20870 long absolute calls when generating PA 2.0 code.
20872 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20874 PR rtl-optimization/38583
20875 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20877 * params.def (ira-max-conflict-table-size): New.
20879 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20881 * ira.h (ira_conflicts_p): New external definition.
20883 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20884 table. Report this. Return result of building.
20885 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20886 building conflict table.
20888 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20889 (ira_color): Use ira_conflicts_p.
20891 * global.c: Include ira.h.
20892 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20895 * Makefile.in (global.o): Add ira.h.
20897 * ira-build.c (mark_all_loops_for_removal,
20898 propagate_some_info_from_allocno): New.
20899 (remove_unnecessary_allocnos): Call
20900 propagate_some_info_from_allocno.
20901 (remove_low_level_allocnos): New.
20902 (remove_unnecessary_regions): Add parameter. Call
20903 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20904 parameter to remove_unnecessary_regions.
20905 (ira_build): Remove all regions but root if the conflict table was
20906 not built. Update conflict hard regs for allocnos crossing calls.
20908 * ira.c (ira_conflicts_p): New global.
20909 (ira): Define and use ira_conflicts_p.
20911 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20912 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20913 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20915 2009-01-06 Ben Elliston <bje@au.ibm.com>
20917 * gengtype-lex.l (YY_NO_INPUT): Define.
20919 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20922 * c-common.c (handle_vector_size_attribute): Also reject
20923 BOOLEAN_TYPE types.
20925 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20927 PR tree-optimization/38492
20928 * graphite.c (rename_map_elt, debug_rename_elt,
20929 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20930 rename_map_elt_info, eq_rename_map_elts,
20931 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20932 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20933 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20934 (sese_build_livein_liveouts): New.
20935 (new_sese, free_sese): New.
20936 (new_scop): Call new_sese.
20937 (free_scop): Call free_sese.
20938 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20939 (register_old_new_names): Renamed register_old_and_new_names.
20940 (register_scop_liveout_renames, add_loop_exit_phis,
20941 insert_loop_close_phis, struct igp,
20942 default_liveout_before_guard, add_guard_exit_phis,
20943 insert_guard_phis, copy_renames): New.
20944 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20945 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20946 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20947 (scop_adjust_phis_for_liveouts): New.
20948 (gloog): Call scop_adjust_phis_for_liveouts.
20950 * graphite.h (struct sese): Documented. Added fields liveout,
20951 num_ver and livein.
20952 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20953 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20954 (struct scop): Added field liveout_renames.
20955 (SCOP_LIVEOUT_RENAMES): New.
20957 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20959 PR tree-optimization/38510
20960 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20961 (translate_clast): Call recompute_all_dominators before
20963 (gloog): Call recompute_all_dominators before graphite_verify.
20965 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20966 Jan Sjodin <jan.sjodin@amd.com>
20968 PR tree-optimization/38500
20969 * graphite.c (create_sese_edges): Call fix_loop_structure after
20972 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20974 * config.gcc: Add m32r*-*-rtems*.
20975 * config/m32r/rtems.h: New file.
20977 2009-01-05 Ben Elliston <bje@au.ibm.com>
20979 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
20980 (.po.pox): Likewise.
20981 (po/gcc.pot): Likewise.
20983 2009-01-04 David S. Miller <davem@davemloft.net>
20985 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
20986 (STARTING_FRAME_OFFSET): Always set to zero.
20988 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20990 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
20991 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
20992 fixed-point types, and vectors of the same.
20994 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
20996 * config/mips/sync.md (*mb_barrier): Rename to...
20997 (*memory_barrier): ...this.
20999 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21001 * doc/extend.texi (Function Attributes): Move @cindex after @item
21002 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21003 and put in alphabetical order. Fix 'target' name and put in order.
21004 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21007 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21009 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21010 (memory_barrier): Expand as unspec instead of unspec_volatile.
21011 Remove mem:BLK from insn operands. Use Pmode scratch register.
21012 (*memory_barrier): Define as unspec instead of unspec_volatile.
21013 Use (match_dup 0) as input operand.
21015 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21016 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21017 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21018 scratch register. Remove operand 1.
21019 (*stbar): Define as unspec instead of unspec_volatile.
21020 Use (match_dup 0) as input operand, remove (const_int 8).
21021 (*membar): Define as unspec instead of unspec_volatile.
21022 Use (match_dup 0) as input operand, remove input operand 2.
21024 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21025 (memory_barrier): Expand as unspec instead of unspec_volatile.
21026 Remove mem:BLK from insn operands. Use Pmode scratch register.
21027 (*memory_barrier): Define as unspec instead of unspec_volatile.
21028 Use (match_dup 0) as input operand.
21030 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21031 Remove mem:BLK from insn operands. Use Pmode scratch register.
21032 Set volatile flag on operand 0.
21033 (*memory_barrier): New insn pattern.
21035 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21037 (*memory_barrier): Use (match_dup 0) as input operand.
21039 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21040 Remove mem:BLK from insn operands. Use Pmode scratch register.
21041 Set volatile flag on operand 0.
21042 (*mb_internal): New insn pattern.
21044 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21046 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21048 PR middle-end/38586
21049 * function.c (struct temp_slot): Move to the section of the file
21050 that deals with temp slots. Remove field 'address'.
21051 (temp_slot_address_table): New hash table of address -> temp slot.
21052 (struct temp_slot_address_entry): New struct, items for the table.
21053 (temp_slot_address_compute_hash, temp_slot_address_hash,
21054 temp_slot_address_eq, insert_temp_slot_address): Support functions
21056 (find_temp_slot_from_address): Rewrite to use the new hash table.
21057 (remove_unused_temp_slot_addresses): Remove addresses of temp
21058 slots that have been made available.
21059 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21060 worker function for remove_unused_temp_slot_addresses.
21061 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21062 Add the temp slot address to the address -> temp slot map.
21063 (update_temp_slot_address): Update via insert_temp_slot_address.
21064 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21065 (pop_temp_slots): Likewise.
21066 (init_temp_slots): Allocate the address -> temp slot map, or empty
21067 the map if it is already allocated.
21068 (prepare_function_start): Initialize temp slot processing.
21070 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21072 PR middle-end/38584
21073 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21074 Calculate the size of all stack vars assuming no packing of stack
21075 vars will happen, replacing a quadratic algorithm with a linear one.
21077 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21080 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21083 2009-01-03 Diego Novillo <dnovillo@google.com>
21085 * doc/contrib.texi: Update contributions.
21087 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21090 * builtins.c (fold_builtin_memory_op): Give up if either operand
21091 is volatile. Set srctype or desttype to non-qualified version
21095 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21096 and FUNCTION_DECLs.
21098 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21100 PR rtl-optimization/35805
21101 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21102 problem if fast dce is able to remove any instructions.
21103 * dce.c (dce_process_block): Fix dump message.
21105 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21108 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21110 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21112 PR middle-end/38690
21113 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21114 * tree-pretty-print.c (op_code_prio): New function.
21115 (op_prio): No longer static. Use op_code_prio.
21116 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21117 Use op_prio and op_code_prio to determine if () should be
21118 printed around operand(s) or not.
21120 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21121 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21122 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21123 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21124 pp_character instead of pp_string for single letter printing.
21126 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21128 * doc/extend.texi: Fix '#pragma GCC option' typo.
21130 2009-01-02 Richard Guenther <rguenther@suse.de>
21132 * doc/install.texi (--enable-checking): Mention different
21133 default for stage1.
21134 (--enable-stage1-checking): Document.
21136 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21138 PR middle-end/30142
21139 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21140 case to be an error.
21142 2009-01-02 Ben Elliston <bje@au.ibm.com>
21144 * config/fp-bit.h (pack_d): Constify argument.
21145 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21146 (isnan): Constify argument.
21148 (iszero): Likewise.
21149 (pack_d): Likewise.
21150 (_fpadd_parts): Constify return type.
21151 (_fpmul_parts): Likewise.
21152 (_fpdiv_parts): Likewise.
21154 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21157 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21158 warn about overwriting initializer with side-effects or
21159 -Woverride-init if !IMPLICIT.
21160 (output_init_element): Likewise. Pass IMPLICIT down to
21162 (process_init_element): Add IMPLICIT argument. Pass it down
21163 to output_init_element.
21164 (push_init_element, pop_init_level, set_designator): Adjust
21165 process_init_element callers.
21166 (set_nonincremental_init, set_nonincremental_init_from_string):
21167 Adjust add_pending_init callers.
21168 (output_pending_init_elements): Adjust output_init_element callers.
21169 * c-tree.h (process_init_element): Adjust prototype.
21170 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21171 process_init_element callers.
21174 Copyright (C) 2009 Free Software Foundation, Inc.
21176 Copying and distribution of this file, with or without modification,
21177 are permitted in any medium without royalty provided the copyright
21178 notice and this notice are preserved.