1 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
3 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5 2009-08-13 Richard Guenther <rguenther@suse.de>
8 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9 use the constant pointer type.
10 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
11 of CV qualifiers on the target pointer type.
12 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
13 conversion check before restrict check.
15 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
18 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
20 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
22 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
24 2009-08-12 Richard Guenther <rguenther@suse.de>
26 PR tree-optimization/41011
27 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
28 and reference constructing.
30 2009-08-12 Xinliang David Li <davidxl@google.com>
32 PR tree-optimization/41012
33 * tree-flow.h : New external interface.
34 * gimple-low.c (check_call_arg): Change to public function.
35 Remove argument mismatch check in lowering.
36 * tree-inline.h (tree_can_inline_p): Interface change.
37 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
39 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
40 Call change to tree_can_inline_p function.
41 (cgraph_decide_inlining_incrementally): Ditto.
43 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
45 PR tree-optimization/41031
46 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
47 on the partition variable rather than promote_mode on the source
48 type. Assert that the partition variable's type has the same
49 mode as the source value's.
51 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
53 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
55 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
57 * calls.c (expand_call): Fix typo.
58 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
60 * stmt.c (expand_value_return): Use promote_function_mode to copy out
62 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
63 * config/cris/cris.c (cris_promote_function_mode): Likewise.
64 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
65 * config/pa/pa.c (pa_promote_function_mode): Likewise.
67 2009-08-11 Andrew Haley <aph@redhat.com>
69 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
71 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
74 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
76 2009-08-12 Richard Guenther <rguenther@suse.de>
78 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
79 * gimplify.c (gimplify_modify_expr): Do not use
80 lang_hooks.types_compatible_p.
81 * tree-ssa.c (useless_type_conversion_p): For aggregates
82 just return false if the canonical types differ.
84 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
87 * sese.c (convert_for_phi_arg): New.
88 (add_guard_exit_phis): Use convert_for_phi_arg.
90 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
92 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
93 unknown subscript upper bounds.
95 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
96 Pranav Garg <pranav.garg2107@gmail.com>
98 * graphite-interchange.c (gather_access_strides): Removed.
99 (ppl_max_for_le): New.
100 (build_linearized_memory_access): New.
101 (memory_stride_in_loop): New.
102 (pbb_interchange_profitable_p): Reimplemented.
103 * graphite-ppl.h (ppl_new_id_map): New.
104 (ppl_interchange): New.
106 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
108 * graphite-interchange.c (compute_subscript): Removed.
109 (compute_array_size_cstr): Removed.
110 (compute_array_size_poly): Removed.
111 (compute_array_size): Removed.
112 (gather_access_strides_poly): Removed.
113 (gather_access_strides): Empty.
115 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
117 * graphite-dependences.c (dependence_polyhedron_1): Replace
118 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
119 (graphite_legal_transform_dr): Same.
120 (graphite_carried_dependence_level_k): Same.
121 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
122 Initialize PDR_NB_SUBSCRIPTS.
123 (print_pdr_access_layout): Replace pdr_nb_subscripts with
125 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
126 (PDR_NB_SUBSCRIPTS): New.
127 (pdr_nb_subscripts): Removed.
128 (pdr_dim): Simplified.
129 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
130 with PDR_NB_SUBSCRIPTS.
132 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
134 * graphite-interchange.c (compute_array_size): Remove use of
136 * graphite-poly.c (new_poly_dr): Remove argument data_container.
137 Do not initialize PDR_DATA_CONTAINER.
138 (print_pdr): Do not print PDR_DATA_CONTAINER.
139 * graphite-poly.h (struct poly_dr): Remove data_container field.
140 (PDR_DATA_CONTAINER): Removed.
141 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
143 (build_poly_dr): Same.
145 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
146 Sebastian Pop <sebastian.pop@amd.com>
148 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
149 copy of the dependence polyhedron. Free the temporary objects.
150 (graphite_carried_dependence_level_k): Free unused objects before
153 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
154 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
155 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
156 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
157 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
159 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
161 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
162 Early return without analyzing the data dependences if no
163 transform has been done. Call restore_scattering if the transform
165 (graphite-interchange.c): Same.
166 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
167 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
168 (apply_poly_transforms): Do not gcc_assert that
169 the transform is legal.
170 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
171 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
172 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
173 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
174 * graphite-poly.h (struct poly_scattering): New.
175 (struct poly_bb): Add original, transformed, and saved fields.
176 Remove transformed_scattering, original_scattering, nb_local_variables,
177 and nb_scattering_transform fields.
178 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
179 (poly_scattering_new): New.
180 (poly_scattering_free): New.
181 (poly_scattering_copy): New.
182 (store_scattering_pbb): New.
183 (store_scattering): New.
184 (restore_scattering_pbb): New.
185 (restore_scattering): New.
186 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
187 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
189 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
191 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
194 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
196 * Makefile.in (graphite.o): Depends on PREDICT_H.
197 * graphite.c: Include predict.h.
198 (graphite_finalize): Call tree_estimate_probability.
199 * predict.c (predict_loops): Do not call scev_initialize and
201 (tree_estimate_probability_bb): New.
202 (tree_estimate_probability): Do not initialize loops: move that
203 code to the driver. Call tree_estimate_probability_bb.
204 (tree_estimate_probability_driver): New.
205 (pass_profile): Use tree_estimate_probability_driver.
206 * predict.h (tree_estimate_probability): Declared.
208 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
210 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
211 * graphite-dependences.c (graphite_legal_transform): Add time to
212 TV_GRAPHITE_DATA_DEPS.
213 (dependency_between_pbbs_p): Same.
214 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
216 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
218 PR rtl-optimization/41033
219 * alias.c (nonoverlapping_component_refs_p): Punt when strict
220 aliasing is disabled.
222 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
224 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
225 si_mask_operand, and_load_operand, low_bitmask_operand,
226 and_reg_operand, and_operand): New predicates.
227 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
228 * config/mips/mips.c (and_operands_ok): New function.
229 * config/mips/mips-protos.h (and_operands_ok): Declare it.
230 * config/mips/mips.md (move_type): Add ext_ins and logical.
232 (and<mode>3): Use and_reg_operand as the second operand's
234 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
235 shift_shift. Remove commutative constraint modifier.
236 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
238 (*clear_upper32_dext): Remove define_insn_and_split.
239 (*clear_upper32): Turn this define_insn_and_split ...
240 (splitter for ANDing register with 0xffff_ffff): .. into this.
242 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
244 * combine.c (try_widen_shift_mode): Factor out code to check if an
245 integer constant is a low-order bitmask from here ...
246 * rtlanal.c (low_bitmask_len): ... to here.
247 * rtl.h (low_bitmask_len): Declare.
249 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
252 * config/alpha/alpha.md (addsi3): Remove expander.
253 (addsi3): Rename from *addsi3_internal insn pattern.
254 (subsi3): Remove expander.
255 (subsi3): Rename from *subsi3_internal insn pattern.
257 2009-08-11 Douglas B Rupp <rupp@gnat.com>
259 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
262 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
263 Eric Botcazou <botcazou@adacore.com>
264 Douglas B Rupp <rupp@gnat.com>
266 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
267 that records that fit in 64 bits are returned by immediate value,
268 as required by OpenVMS Calling Standard.
269 (function_value): Adjust for above modification.
270 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
271 virtual_incoming_args_rtx as base object, not next_arg.
272 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
274 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
276 * reload.c (find_reloads_subreg_address): Check the original
277 req_equiv_mem address to detect the case where an address is
278 not valid in the outer mode.
280 2009-08-11 Richard Guenther <rguenther@suse.de>
283 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
285 2009-08-10 Douglas B Rupp <rupp@gnat.com>
287 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
288 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
290 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
291 Douglas B Rupp <rupp@gnat.com>
293 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
294 PT_STACK when frame_pointer_needed on OpenVMS.
295 (alpha_pv_save_size, alpha_using_fp): Remove.
296 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
297 with proper processing for PT_NULL.
298 (alpha_vms_initial_elimination_offset): New function. Support for
299 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
300 (alpha_sa_size): Force procedure type to PT_STACK when
301 frame_pointer_needed on OpenVMS.
302 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
303 (alpha_using_fp): Likewise.
304 (alpha_vms_can_eliminate): Add prototype.
305 (alpha_vms_initial_elimination_offset): Likewise.
306 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
307 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
309 2009-08-10 Eric Botcazou <botcazou@adacore.com>
310 Douglas B Rupp <rupp@gnat.com>
312 * config/alpha/alpha.c (common_object_handler): New function.
313 (vms_attribute_table): Declare a single attribute "common_object".
314 (vms_output_aligned_decl_common): New global function.
315 (SECTION_VMS_OVERLAY): Delete.
316 (SECTION_VMS_GLOBAL): Likewise.
317 (SECTION_VMS_INITIALIZE): Likewise.
318 (vms_asm_named_section): Remove support for above flags.
319 (vms_section_type_flags): Delete.
320 (TARGET_SECTION_TYPE_FLAGS): Likewise.
321 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
322 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
323 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
325 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
328 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
329 (sub_ddmmss): Likewise.
331 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
334 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
337 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
340 * reload1.c (reload_as_needed): Use cancel_changes to completely
341 undo a failed replacement attempt.
343 2009-08-10 Richard Guenther <rguenther@suse.de>
346 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
347 (useless_type_conversion_p): ... here. Require pointer targets
350 2009-08-10 Dodji Seketeli <dodji@redhat.com>
353 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
354 loose the original type of the statement list.
356 2009-08-09 Douglas B Rupp <rupp@gnat.com>
358 * config/alpha/alpha.c: Include libfuncs.h
359 (avms_asm_output_extern): New function.
360 (alpha_init_libfuncs): Init some decc libfuncs.
361 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
362 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
363 (DO_CRTL_NAMES): Define.
365 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
366 (LONG_TYPE_SIZE): Define.
367 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
368 (SUBTARGET_SWITCHES): Define malloc64 switch.
369 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
370 (MASK_RETURN_ADDR): Define.
371 doc/invoke.texi (mmalloc64): Document switch.
373 2009-08-09 Olivier Hainque <hainque@adacore.com>
374 Douglas B Rupp <rupp@gnat.com>
376 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
377 uses_condition_handler.
378 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
379 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
380 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
381 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
382 (code_for_builtin): New insn codes for the new alpha_builtins.
383 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
384 (alpha_sa_size): Account for uses_condition_handler.
385 (alpha_expand_prologue): Likewise.
386 (alpha_start_function): Likewise.
387 (alpha_expand_epilogue): Likewise.
388 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
389 establish/revert expanders.
390 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
391 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
392 New expander, resorting to the alpha.c associated function.
393 (builtin_revert_vms_condition_handler): Likewise.
394 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
395 __gcc_shell_handler, the static VMS condition handler used as
396 an indirection wrapper to the current dynamically established
398 * config/alpha/vms-unwind.h: Complete rewrite.
399 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
400 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
402 2009-08-09 Eric Botcazou <botcazou@adacore.com>
403 Douglas B Rupp <rupp@gnat.com>
405 * config/alpha/alpha.c (alpha_links): Add 'target' field.
406 (alpha_need_linkage): Handle aliases. Return function symbol.
407 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
408 Use ultimate alias target for the linkage name.
409 * config/alpha/alpha.md (movmemdi): Use the symbol returned
410 by alpha_need_linkage for the function symbol.
411 (setmemdi): Likewise.
413 2009-08-09 Douglas B Rupp <rupp@gnat.com>
415 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
416 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
417 (ASM_WEAKEN_LABEL): Define.
418 (CRT_CALL_STATIC_FUNCTION): Define.
419 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
420 (ENDFILE_SPEC): Define.
421 (INIT_SECTION_ASM_OP): Define.
422 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
423 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
425 (MULTILIB_OSDIRNAMES): Define.
426 (shlib_version): Define.
428 (SHLIB_OBJS): Define.
429 (SHLIB_NAME): Define.
430 (SHLIB_MULTILIB): Define.
431 (SHLIB_INSTALL): Define.
432 (SHLIB_SYMVEC): Define.
433 (SHLIB_SYMVECX2): Define.
434 (SHLIB_LINK): Define.
436 2009-08-09 Douglas B Rupp <rupp@gnat.com>
438 * config/alpha/alpha.c (alpha_initialize_trampoline):
439 Initialize VMS trampoline IAW ABI for bounded procedure calls.
440 (alpha_start_function): Emit transfer address on nested functions
441 for VMS trampoline call.
442 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
443 since no longer used.
444 * config/alpha/vms-tramp.asm: Remove.
445 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
446 since now only data initialized at runtime.
448 2009-08-09 Douglas B Rupp <rupp@gnat.com>
450 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
451 (LINK_GCC_C_SEQUENCE_SPEC): Define.
452 (MD_EXEC_PREFIX): Remove, no longer used.
453 (MD_STARTFILE_PREFIX): Likewise.
454 (INCLUDE_DEFAULTS): Likewise.
455 * config/alpha/t-vms:
456 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
458 2009-08-09 Richard Guenther <rguenther@suse.de>
460 PR tree-optimization/41016
461 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
462 (operand_precision): Remove.
463 (integral_operand_p): Likewise.
464 (recognize_single_bit_test): Adjust.
466 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
468 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
469 operation overflows. Likewise non-cast unary arithmetic.
470 If one arm of a conditional expression is always taken,
471 inhibit evaluation warnings for the other arm. Likewise inhibit
472 evaluation warnings for the second && or || operand if the first
473 operand is enough to determine the result.
474 * c-typeck.c (build_conditional_expr): Apply the same inhibition
476 (build_binary_op): Prevent duplicate evaluation warnings.
478 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
480 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
481 and destination have different modes, Use promote_mode to
482 determine the signedness of the conversion. Assert that the
483 promoted source mode matches the destination mode. Don't pass
484 the destination and destination mode to expand_expr if the source
485 mode is different. Simplify conversion logic.
487 2009-08-09 Ira Rosen <irar@il.ibm.com>
489 PR tree-optimization/41008
490 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
491 from condition only in case it's a comparison. Adjust checks.
493 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
495 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
496 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
497 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
498 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
499 (dump_cand): Handle them.
500 (struct iv_cand): New members COST_STEP and AINC_USE.
501 (stmt_after_increment): Likewise.
502 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
503 callers changed. Use gimple_uid comparison instead of scanning.
504 (add_candidate_1): When looking for identical candidates, take
505 AINC_USE into account. Set it for new candidates.
506 (force_expr_to_var_cost): Cast target_spill_cost to int.
507 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
508 All callers changed. Check for availability of autoinc addressing
509 modes, both in general for a given mode, and in the specific use case.
510 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
512 (get_computation_cost): Likewise.
513 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
514 add_autoinc_candidates): New static functions.
515 (add_candidate): Call add_autoinc_candidates for candidates based on
517 (find_iv_candidates): Call set_autoinc_for_original_candidates.
518 (determine_use_iv_cost_address): If we have an autoinc candidate at
519 the matching use, verify autoinc is possible and subtract the cost
520 of the candidate's step from the cost.
521 (determine_iv_cost): Record the cost of the increment in the COST_STEP
522 member of the candidate.
523 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
524 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
526 2009-08-09 Douglas B Rupp <rupp@gnat.com>
528 * config.build (ia64-hp-*vms*): New target.
529 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
531 * config.gcc (ia64-hp-*vms*): New target.
532 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
534 * config.host (ia64-hp-*vms*): New target.
535 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
538 2009-08-08 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/40991
541 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
543 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
545 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
546 mode check. Do truncations in an integer mode.
547 (force_to_mode): Handle subregs for all mode types. Only do
548 arithmetic simplifications on integer modes.
550 2009-08-07 Richard Guenther <rguenther@suse.de>
552 PR tree-optimization/40999
553 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
554 (maybe_fold_reference): Lookup constant initializers.
555 (fold_gimple_assign): Likewise.
557 2009-08-07 Richard Guenther <rguenther@suse.de>
559 * tree-ssa.c (useless_type_conversion_p_1): Only for types
560 that require structural equality defer to the langhook.
562 2009-08-07 Martin Jambor <mjambor@suse.cz>
564 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
566 (struct ipa_pass_through_data): New type.
567 (struct ipa_ancestor_jf_data): New type.
568 (union jump_func_value): Removed field formal_id, added fields
569 pass_through and ancestor.
570 (struct ipa_param_call_note): Changed type of formal_id to int from
572 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
573 operations jump functions and ancestor jump functions.
574 (compute_complex_pass_through): New function.
575 (compute_scalar_jump_functions): Call compute_complex_pass_through,
576 reflect changes in the jump function strucutre.
577 (update_jump_functions_after_inlining): Ignore complex pass-through
578 and ancestor jump functions.
579 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
580 polynomial pass-through with operation jump functions.
582 2009-08-07 Jakub Jelinek <jakub@redhat.com>
584 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
585 fde->dw_fde_begin as begin label instead of hot/cold label.
586 Use LLSDAC label instead of LLSDA for second section lsda.
587 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
588 label instead of LLSDA if it is true.
589 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
591 * except.c (add_call_site, dw2_size_of_call_site_table): Add
592 SECTION argument. Use it as index into crtl->eh.call_site_record
594 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
595 use it to determine how to print table entries instead of using
596 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
597 label instead of normal begin label as base.
598 (sjlj_assign_call_site_values): Adjust add_call_site caller.
599 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
600 ensure no EH range spans between sections and that landing pads
601 are always in the corresponding section.
602 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
603 for crtl->eh.call_site_record being an array rather than scalar.
604 (output_one_function_exception_table): New function, copied
605 from output_function_exception_table. Adjust
606 dw2_size_of_call_site_table, dw2_output_call_site_table
607 callers. For SECOND section use *C suffixed labels.
608 (output_function_exception_table): Call
609 output_one_function_exception_table and, when doing hot/cold
610 partitioning, also another time for the second section.
611 * opts.c: Include except.h.
612 (decode_options): Allow -freorder-blocks-and-partition with
613 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
614 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
615 * function.h (struct rtl_eh): Change call_site_record from
616 scalar into array of 2 elements.
618 2009-08-07 Martin Jambor <mjambor@suse.cz>
620 * ipa-prop.c (count_formal_params_1): New function.
621 (ipa_get_vector_of_formal_parms): New function.
622 (get_vector_of_formal_parm_types): New function.
623 (ipa_modify_formal_parameters): New function.
624 (ipa_modify_call_arguments): New function.
625 (index_in_adjustments_multiple_times_p): New function.
626 (ipa_combine_adjustments): New function.
627 (ipa_dump_param_adjustments): New function.
628 * ipa-prop.h (struct ipa_parm_adjustment): New type.
629 (ipa_get_vector_of_formal_parms): Declare.
630 (ipa_modify_formal_parameters): Declare.
631 (ipa_modify_call_arguments): Declare.
632 (ipa_combine_adjustments): Declare.
633 (ipa_dump_param_adjustments): Declare.
634 (build_ref_for_offset): Declare.
635 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
636 * tree-sra.c: Include ipa-prop.c.
637 (build_ref_for_offset): Make public.
639 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
641 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
643 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
645 * gcc/doc/extend.texi (__builtin_extract_return_address)
646 (__builtin_frob_return_address): Document.
648 2009-08-06 Paul Brook <paul@codesourcery.com>
650 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
651 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
652 implementation on ARMv6-M.
654 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
656 * doc/extend.texi (pcs): Document new attribute for ARM.
658 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
660 * arm.c (pcs_attribute_args): Comment out unsupported attribute
663 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
665 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
668 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
670 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
672 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
674 Merge ARM/hard_vfp_branch to trunk.
676 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
678 * arm.c (libcall_eq): New function.
679 (libcall_hash): New function.
680 (add_libcall): New function.
681 (arm_libcall_uses_aapcs_base): New function.
682 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
683 libcalls using the base PCS.
684 (arm_init_cumulative_args): Likewise.
686 2009-07-20 Joseph Myers <joseph@codesourcery.com>
688 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
689 Use base ABI for conversion libfuncs between HFmode and SFmode.
691 2009-05-12 Joseph Myers <joseph@codesourcery.com>
693 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
694 V4SImode as representatives of all 64-bit and 128-bit vector
695 types. Allow vector types without vector modes.
696 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
697 without vector modes like BLKmode.
698 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
699 BLKmode. Avoid unsupported vector modes or TImode moves for
701 (aapcs_vfp_allocate_return_reg): Likewise.
702 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
703 V8QImode if TARGET_NEON || TARGET_IWMMXT.
705 2009-05-12 Joseph Myers <joseph@codesourcery.com>
707 * config/arm/arm.c (arm_handle_pcs_attribute): New.
708 (arm_get_pcs_model): Pass attribute arguments to
709 arm_pcs_from_attribute.
710 (arm_init_cumulative_args): Use base AAPCS for conversions from
711 floating-point types to DImode.
712 (arm_attribute_table): Add pcs attribute.
713 (arm_handle_pcs_attribute): New.
714 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
715 conversions from floating-point types to DImode, also declare them
716 to use base AAPCS and declare functions they call to use base
717 AAPCS and their RTABI names.
719 2009-05-12 Joseph Myers <joseph@codesourcery.com>
721 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
722 -mfloat-abi=hard not being supported for VFP.
724 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
726 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
727 SYMBOL_REF to hard_libcall_value.
729 2009-03-05 Joseph Myers <joseph@codesourcery.com>
730 Richard Earnshaw <rearnsha@arm.com>
732 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
733 has been put on the stack, all remaining co-processory arguments for
734 that co-processor also go on the stack.
736 2009-03-05 Joseph Myers <joseph@codesourcery.com>
738 * config/arm/arm.c (arm_return_in_memory): Handle returning
739 vectors of suitable size in registers also for AAPCS case.
741 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
743 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
745 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
747 ARM Hard-VFP calling convention
748 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
749 * target.h (gcc_target): Add libcall_value to table of call hooks.
750 * targhooks.h (default_libcall_value): Default implementation.
751 * targhooks.c (default_libcall_value): Likewise.
752 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
753 * optabs.c (expand_unop): Use it.
754 * expr.h (hard_libcall_value): Pass the function RTX through.
755 * calls.c (emit_library_call_value_1): Update call to
757 * explow.c (hard_libcall_value): Use new target hook.
758 * testsuite/lib/target-supports.exp
759 (check_effective_target_arm_hard_vfp_ok): New hook.
760 (check_effective_target_arm_neon_ok): Improve test for neon
762 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
763 * config/arm/arm.c: Include cgraph.h
764 (TARGET_FUNCTION_VALUE): Override default hook.
765 (arm_pcs_default): New variable.
766 (arm_override_options): Don't fault hard calling convention with VFP.
767 Add support for AAPCS variants.
768 (arm_function_value): Make static. Handle AAPCS variants.
769 (arm_libcall_value): New function.
770 (arm_apply_result_size): Handle VFP registers in results.
771 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
773 (pcs_attribute_args): New variable.
774 (arm_pcs_from_attribute): New function.
775 (arm_get_pcs_model): New function.
776 (aapcs_vfp_cum_init): New function.
777 (aapcs_vfp_sub_candidate): New function.
778 (aapcs_vfp_is_return_candidate): New function.
779 (aapcs_vfp_is_call_candidate): New function.
780 (aapcs_vfp_allocate): New function.
781 (aapcs_vfp_allocate_return_reg): New function.
782 (aapcs_vfp_advance): New function.
783 (aapcs_cp_arg_layout): New variable.
784 (aapcs_select_call_coproc): New function.
785 (aapcs_select_return_coproc): New function.
786 (aapcs_allocate_return_reg): New function.
787 (aapcs_libcall_value): New function.
788 (aapcs_layout_arg): New function.
789 (arm_init_cumulative_args): Initialize AAPCS args data.
790 (arm_function_arg): Handle AAPCS variants using new interface.
791 (arm_arg_parital_bytes): Likewise.
792 (arm_function_arg_advance): New function.
793 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
795 (arm_setup_incoming_varargs): Handle new AAPCS args data.
796 * arm.h (NUM_VFP_ARG_REGS): Define.
797 (LIBCALL_VALUE): Update.
798 (FUNCTION_VALUE): Delete.
799 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
801 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
802 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
803 (FUNCTION_ARG_REGNO_P): Add VFP regs.
804 * arm-protos.h (arm_function_arg_advance): Add.
805 (aapcs_libcall_value): Add.
806 (arm_function_value): Delete.
808 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
809 H.J. Lu <hongjiu.lu@intel.com>
812 * config/i386/i386.c (standard_sse_mode_p): Remove.
813 (standard_sse_constant_p): Return 2 for integer mode
814 vector_all_ones_operand when SSE2 is enabled.
815 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
816 (ix86_expand_vector_move): Do not check for negative values from
817 standard_sse_constant_p.
819 2009-08-06 Richard Guenther <rguenther@suse.de>
821 * tree-ssa.c (useless_type_conversion_p_1): Make function and
822 array type comparisons frontend independent.
823 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
824 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
825 out array reference lower bound and element size operands.
826 (ao_ref_init_from_vn_reference): Properly compute the offset
828 (vn_reference_fold_indirect): Fill out array reference lower
829 bound and element size operands.
830 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
831 a non gimple valued reference operand which can happen for
832 array reference lower bound or element size.
833 (create_component_ref_by_pieces_1): Properly generate the
834 element size operand for array references.
836 2009-08-06 Richard Guenther <rguenther@suse.de>
838 PR tree-optimization/40964
839 * tree.c (iterative_hash_host_wide_int): Export.
840 * tree.h (iterative_hash_host_wide_int): Declare.
841 * tree-ssa-structalias.c (heapvar_map): New struct.
842 (heapvar_map_eq): New function.
843 (heapvar_map_hash): Likewise.
844 (heapvar_lookup): Adjust.
845 (heapvar_insert): Likewise.
846 (make_constraint_from_heapvar): Allow multiple heap variables
847 per decl at different offsets.
848 (init_alias_heapvars): Adjust.
850 2009-08-04 David Daney <ddaney@caviumnetworks.com>
852 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
853 * mips_output_sync_loop (mips_output_sync_loop): Only emit
854 trailing sync if TARGET_SYNC_AFTER_SC.
856 2009-08-05 David Daney <ddaney@caviumnetworks.com>
858 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
859 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
860 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
861 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
862 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
863 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
864 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
865 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
866 test_and_set_12): Rewrite calls to mips_output_sync_loop.
867 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
868 the prototype declaration match the definition.
869 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
870 instructions explicitly. Add barrier_before and operands
872 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
873 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
874 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
875 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
876 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
877 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
879 2009-08-05 Andrew Pinski <pinskia@gmail.com>
881 * tree-ssa-alias.c: Fix intervals to use [) syntax.
883 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
884 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
887 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
890 2009-08-05 Jakub Jelinek <jakub@redhat.com>
892 PR rtl-optimization/40924
893 * dse.c (canon_address): Before calling cselib_expand_value_rtx
894 make sure canon_rtx (mem_address) isn't simpler than
895 canon_rtx (expanded_mem_address).
897 2009-08-05 Li Feng <nemokingdom@gmail.com>
899 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
901 (build_scop_drs): Build alias set for each SCoP.
903 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
905 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
906 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
907 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
908 (MIPS_ARCH_FLOAT_SPEC): Likewise.
909 (BASE_DRIVER_SELF_SPECS): Likewise.
911 2009-08-04 Andrew Pinski <pinskia@gmail.com>
913 * tree-ssa-alias.c: Fix some comment typos.
915 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
917 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
918 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
920 2009-08-03 Janis Johnson <janis187@us.ibm.com>
923 * simplify-rtx.c (simplify_binary_operation_1): Disable
924 simplifications for decimal float operations.
926 2009-08-03 Jakub Jelinek <jakub@redhat.com>
929 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
930 operand of INDIRECT_REF.
932 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
934 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
935 constants referencing TLS symbols.
937 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
939 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
940 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
942 2009-08-03 Richard Guenther <rguenther@suse.de>
944 * tree.c (make_vector_type): Build a main variant first,
945 get the canonical one and then build the variant.
946 * tree-ssa.c (useless_type_conversion_p_1): Handle
948 (useless_type_conversion_p): Conversions to pointers to
949 incomplete record types are useless.
951 2009-08-03 Richard Guenther <rguenther@suse.de>
953 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
954 file will be created.
955 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
956 * toplev.c (compile_file): Adjust comment.
958 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
960 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
961 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
962 (TARGET_PROMOTE_FUNCTION_MODE): Define.
963 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
964 (sh_promote_function_mode): Fix typo.
966 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
968 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
970 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
972 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
973 declaration arguments.
975 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
977 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
978 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
979 (ix86_split_ashl): Ditto.
980 (ix86_expand_vector_init_one_nonzero): Ditto.
981 (ix86_expand_vector_set): Ditto.
982 (ix86_expand_reduc_v4sf): Ditto.
984 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
986 * explow.c (promote_function_mode): Remove assert.
987 * config/sh/sh.c (sh_promote_function_mode): Declare.
989 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
991 * config/pa/pa.c (pa_promote_function_mode): Declare.
992 Change to static. Fix promote_mode call.
994 * gthr-dce.h (CONST_CAST2): Define if not defined.
995 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
997 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
999 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1001 * expr.c (store_constructor): Use promote_decl_mode. Remove
1002 now write-only variable unsignedp.
1003 (expand_expr_real_1): Use promote_decl_mode.
1004 * expr.h (promote_function_mode, promote_decl_mode): New.
1005 (promote_mode): Remove last argument.
1006 * function.c (assign_temp): Drop last argument of promote_mode.
1007 (assign_parm_find_data_types): Use promote_function_mode.
1008 (assign_parm_setup_reg): Likewise.
1009 (expand_function_end): Use promote_function_mode.
1010 * calls.c (initialize_argument_information): Use promote_function_mode.
1011 (precompute_arguments): Use promote_mode instead of checking if
1012 only PROMOTE_FUNCTION_MODE is defined.
1013 (expand_call): When making sibcall decisions, use promote_function_mode.
1014 Below, remove an if for targetm.calls.promote_function_return and
1015 and use promote_function_mode.
1016 (emit_library_call_value_1): Use promote_function_mode, fix bug
1017 where promote_mode was passed FOR_CALL == 0 for a return value in an
1019 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1020 * explow.c (promote_function_mode, promote_decl_mode): New.
1021 (promote_mode): Keep only the FOR_CALL == 0 case.
1022 * combine.c (setup_incoming_promotion): Remove test of
1023 promote_function_args. Use promote_function_mode.
1024 * stmt.c (expand_value_return): Use promote_decl_mode.
1025 (expand_decl): Use promote_decl_mode.
1027 * expr.c (store_constructor): Use promote_decl_mode. Remove
1028 now write-only variable unsignedp.
1029 (expand_expr_real_1): Use promote_decl_mode.
1030 * expr.h (promote_function_mode, promote_decl_mode): New.
1031 (promote_mode): Remove last argument.
1032 * function.c (assign_temp): Drop last argument of promote_mode.
1033 (assign_parm_find_data_types): Use promote_function_mode.
1034 (assign_parm_setup_reg): Likewise.
1035 (expand_function_end): Use promote_function_mode.
1036 * calls.c (initialize_argument_information): Use promote_function_mode.
1037 (precompute_arguments): Use promote_mode instead of checking if
1038 only PROMOTE_FUNCTION_MODE is defined.
1039 (expand_call): When making sibcall decisions, use promote_function_mode.
1040 Below, remove an if for targetm.calls.promote_function_return and
1041 and use promote_function_mode.
1042 (emit_library_call_value_1): Use promote_function_mode, fix bug
1043 where promote_mode was passed FOR_CALL == 0 for a return value in an
1045 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1046 * explow.c (promote_function_mode, promote_decl_mode): New.
1047 (promote_mode): Keep only the FOR_CALL == 0 case.
1048 * combine.c (setup_incoming_promotion): Remove test of
1049 promote_function_args. Use promote_function_mode.
1050 * stmt.c (expand_value_return): Use promote_decl_mode.
1051 (expand_decl): Use promote_decl_mode.
1053 * explow.c (promote_function_mode): Just call the target hook.
1054 * targhooks.c (default_promote_function_mode,
1055 default_promote_function_mode_always_promote): New.
1056 * targhooks.h (default_promote_function_mode,
1057 default_promote_function_mode_always_promote): Declare.
1058 * target.h (promote_function_args, promote_function_return): Remove.
1059 (promote_function_mode): New.
1060 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1061 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1062 (TARGET_PROMOTE_FUNCTION_MODE): New.
1063 (TARGET_CALLS): Adjust.
1064 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1065 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1067 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1068 * config/s390/s390.c (s390_promote_function_mode): ... here,
1069 with pointer handling.
1070 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1071 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1073 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1074 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1075 with pointer handling.
1076 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1077 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1079 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1080 * config/sh/sh.c (sh_promote_function_mode): New.
1081 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1082 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1084 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1085 * config/cris/cris.c (cris_promote_function_mode): ... here.
1086 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1087 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1089 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1090 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1091 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1092 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1094 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1095 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1096 complex type handling.
1097 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1098 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1100 * config/pa/pa.c (pa_promote_function_mode): New.
1101 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1102 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1104 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1105 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1106 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1107 * config/xtensa/xtensa.c: Likewise.
1108 * config/stormy16/stormy16.c: Likewise.
1109 * config/iq2000/iq2000.c: Likewise.
1110 * config/rs6000/rs6000.c: Likewise.
1111 * config/picochip/picochip.c: Likewise.
1112 * config/arc/arc.c: Likewise.
1113 * config/mcore/mcore.c: Likewise.
1114 * config/score/score.c: Likewise.
1115 * config/mips/mips.c: Likewise.
1116 * config/bfin/bfin.c: Likewise.
1117 * config/ia64/ia64.c: Likewise (disabled though).
1119 * config/frv/frv.h: Remove pointless remark.
1121 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1122 TARGET_PROMOTE_FUNCTION_ARGS,
1123 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1124 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1126 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1128 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1129 -floop-parallelize-all.
1130 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1131 flag_loop_parallelize_all.
1132 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1133 * graphite.c (graphite_transform_loops): Same.
1135 * graphite-poly.c (apply_poly_transforms): Same.
1137 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1139 PR tree-optimization/40914
1140 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1141 if set, then check the delta field of the PMF record.
1142 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1143 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1144 call is stored in the delta.
1146 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1148 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1150 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1152 * config/i386/bsd.h (ASM_BYTE): New define.
1153 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1154 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1155 .byte. Use fputs or putc instead of fprintf where appropriate.
1156 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1157 fputs or putc instead of fprintf where appropriate.
1158 * config/i386/i386elf.h: Ditto.
1159 * config/i386/sysv4.h: Ditto.
1161 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1162 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1163 (*tls_global_dynamic_64): Ditto.
1165 2009-07-31 Christian Bruel <christian.bruel@st.com>
1167 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1169 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1171 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1172 Remove dead code for MINUS.
1174 2009-07-31 Anthony Green <green@moxielogic.com>
1176 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1178 (moxie_expand_epilogue): Ditto for epilogue.
1179 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1181 (moxie_function_arg): Ditto.
1182 (moxie_pass_by_reference): Ditto.
1183 (moxie_arg_partial_bytes): Ditto.
1184 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1185 (FUNCTION_ARG_ADVANCE) Ditto.
1186 (REG_PARM_STACK_SPACE) Ditto.
1187 (FUNCTION_ARG_REGNO_P) Dito.
1189 * config.gcc: Add moxie linux config support.
1190 * gcc/config/moxie/uclinux.h: New file.
1192 2009-07-31 DJ Delorie <dj@redhat.com>
1194 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1195 (UNSPECV_SP_SWITCH_E): New.
1196 (sp_switch_1): Change to an unspec.
1197 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1199 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1200 reference the new stack's address
1202 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1204 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1205 graphite-clast-to-gimple.o, graphite-dependences.o,
1206 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1207 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1208 (graphite-blocking.o,
1209 graphite-clast-to-gimple.o, graphite-dependences.o,
1210 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1211 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1212 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1213 * cfgloop.h (struct loop): Add can_be_parallel field.
1214 * common.opt (fgraphite-identity): Moved up.
1215 (fgraphite-force-parallel): New flag.
1216 * graphite.c: Rewrite.
1217 * graphite.h: Rewrite.
1218 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1220 * toplev.c (graphite_out_file): New file descriptor.
1221 (graphite_in_file): New.
1222 (process_options): flag_graphite_force_parallel cannot be used without
1224 * tree-ssa-loop.c: Include toplev.h.
1225 (gate_graphite_transforms): Enable flag_graphite for
1226 flag_graphite_force_parallel.
1228 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1230 * ChangeLog.graphite: New.
1231 * graphite-blocking.c: New.
1232 * graphite-clast-to-gimple.c: New.
1233 * graphite-clast-to-gimple.h: New.
1234 * graphite-dependences.c: New.
1235 * graphite-dependences.h: New.
1236 * graphite-interchange.c: New.
1237 * graphite-poly.c: New.
1238 * graphite-poly.h: New.
1239 * graphite-ppl.c: New.
1240 * graphite-ppl.h: New.
1241 * graphite-scop-detection.c: New.
1242 * graphite-scop-detection.h: New.
1243 * graphite-sese-to-poly.c: New.
1244 * graphite-sese-to-poly.h: New.
1248 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1250 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1251 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1253 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1255 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1256 (scev_is_linear_expression): Return false if the evolution is not
1257 affine multivariate.
1259 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1261 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1262 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1264 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1266 * tree-data-ref.c (debug_data_references): New.
1267 (debug_data_reference): New.
1268 * tree-data-ref.h (debug_data_references): Declared.
1269 (debug_data_reference): Declared.
1271 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1273 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1274 * tree-data-ref.h (scop_p): Removed.
1275 (struct data_reference): Remove field scop.
1277 (stmt_simple_memref_p): Removed.
1279 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1281 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1282 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1285 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1287 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1289 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1291 * doc/invoke.texi (-fgraphite-identity): Documented.
1293 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1295 * tree-scalar-evolution.c: Fix comment.
1296 (instantiate_scev_1): Return unknow from scev instantiation if the
1297 result is not above instantiate_below.
1299 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1301 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1302 static anymore. Instantiate the symbols that may have been introduced
1304 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1307 2009-07-30 DJ Delorie <dj@redhat.com>
1309 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1310 .vliw directive to VLIW sections.
1312 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1314 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1316 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1317 (AUTOHEADER): New variable.
1318 ($(srcdir)/cstamp-h.in): Use it.
1320 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1321 Pat Haugen <pthaugen@us.ibm.com>
1322 Revital Eres <ERES@il.ibm.com>
1324 * config/rs6000/vector.md (VEC_F): Add VSX support.
1328 (vector_load_<mode>): Ditto.
1329 (vector_store_<mode>): Ditto.
1330 (vector GPR move split): Ditto.
1331 (vec_reload_and_plus_<mptrsize>): Ditto.
1332 (vec_reload_and_reg_<mptrsize>): Ditto.
1333 (add<mode>3): Ditto.
1334 (sub<mode>3): Ditto.
1335 (mul<mode>3): Ditto.
1336 (neg<mode>2): Ditto.
1337 (abs<mode>2): Ditto.
1338 (smin<mode>3): Ditto.
1339 (smax<mode>3): Ditto.
1340 (vector_eq<mode>): Ditto.
1341 (vector_gt<mode>): Ditto.
1342 (vector_ge<mode>): Ditto.
1343 (vector_gtu<mode>): Ditto.
1344 (vector_select_<mode>_uns): Ditto.
1345 (vector_eq_<mode>_p): Ditto.
1346 (vector_gt_<mode>_p): Ditto.
1347 (vector_ge_<mode>_p): Ditto.
1348 (vector_gtu_<mode>_p): Ditto.
1349 (cr6_test_for_zero): Ditto.
1350 (cr6_test_for_zero_reverse): Ditto.
1351 (cr6_test_for_lt): Ditto.
1352 (cr6_test_for_lt_reverse): Ditto.
1353 (xor<mode>3): Ditto.
1354 (ior<mode>3): Ditto.
1355 (and<mode>3): Ditto.
1356 (one_cmpl<mode>2): Ditto.
1357 (nor<mode>2): Ditto.
1358 (andc<mode>2): Ditto.
1359 (float<VEC_int<mode>2): Ditto.
1360 (unsigned_float<VEC_int><mode>2): Ditto.
1361 (fix_trunc<mode><VEC_int>2): Ditto.
1362 (fixuns_trunc<mode><VEC_int>2): Ditto.
1364 (vec_set<mode>): Ditto.
1365 (vec_extract<mode>): Ditto.
1366 (vec_interleave_highv4sf): Ditto.
1367 (vec_interleave_lowv4sf): Ditto.
1368 (vec_realign_load_<mode>): Ditto.
1369 (vec_shl_<mode>): Ditto.
1370 (vec_shr_<mode>): Ditto.
1371 (div<mode>3): New patterns for VSX.
1372 (vec_interleave_highv2df): Ditto.
1373 (vec_interleave_lowv2df): Ditto.
1374 (vec_pack_trunc_v2df): Ditto.
1375 (vec_pack_sfix_trunc_v2df): Ditto.
1376 (vec_pack_ufix_trunc_v2df): Ditto.
1377 (vec_unpacks_hi_v4sf): Ditto.
1378 (vec_unpacks_lo_v4sf): Ditto.
1379 (vec_unpacks_float_hi_v4si): Ditto.
1380 (vec_unpacku_float_lo_v4si): Ditto.
1381 (vec_unpacku_float_hi_v4si): Ditto.
1382 (vec_unpacks_float_lo_v4si): Ditto.
1383 (movmisalign<mode>): Ditto.
1384 (vector_ceil<mode>2): New patterns for vectorizing math library.
1385 (vector_floor<mode>2): Ditto.
1386 (vector_btrunc<mode>2): Ditto.
1387 (vector_copysign<mode>3): Ditto.
1389 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1390 predicate for setting the high bit in each word, used for copysign.
1392 * config/rs6000/ppc-asm.h (f19): Whitespace.
1393 (f32-f63): Define if VSX.
1394 (v0-v31): Define if Altivec.
1395 (vs0-vs63): Define if VSX.
1397 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1399 * config/rs6000/power7.md: New file, provide tuning parameters for
1402 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1403 (rs6000_cpu_cpp_builtins): Ditto.
1404 (altivec_overloaded_builtins): Ditto.
1405 (altivec_resolve_overloaded_builtin): Ditto.
1407 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1408 debug switch to disable vectorizing simple math builtin
1411 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1412 Vectorize simple math builtin functions.
1413 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1414 hook to vectorize math builtins.
1415 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1416 (rs6000_builtin_conversion): Add VSX/power7 support.
1417 (rs6000_builtin_vec_perm): Ditto.
1418 (vsplits_constant): Add support for loading up a vector constant
1419 with just the high bit set in each part.
1420 (rs6000_expand_vector_init): Add VSX/power7 support.
1421 (rs6000_expand_vector_set): Ditto.
1422 (rs6000_expand_vector_extract): Ditto.
1423 (rs6000_emit_move): Ditto.
1424 (bdesc_3arg): Ditto.
1425 (bdesc_2arg): Ditto.
1426 (bdesc_1arg): Ditto.
1427 (rs6000_expand_ternop_builtin): Ditto.
1428 (altivec_expand_builtin): Ditto.
1429 (rs6000_expand_unop_builtin): Ditto.
1430 (rs6000_init_builtins): Ditto.
1431 (altivec_init_builtins): Ditto.
1432 (builtin_function_type): Ditto.
1433 (rs6000_common_init_builtins): Ditto.
1434 (rs6000_handle_altivec_attribute); Ditto.
1435 (rs6000_mangle_type): Ditto.
1436 (rs6000_vector_mode_supported_p): Ditto.
1437 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1440 * config/rs6000/vsx.md: New file for VSX support.
1442 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1443 identifing values with just the most significant bit set.
1444 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1445 vectorized builtins.
1447 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1448 (UNSPEC_VRFIM): Delete.
1449 (splitter for loading up vector with most significant bit): New
1450 splitter for vectorizing copysign.
1451 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1452 vectorizing simple math functions.
1453 (altivec_vrfip): Add support for vectorizing simple math functions.
1454 (altivec_vrfim): Ditto.
1455 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1457 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1458 (power7.md, vsx.md): Include for power7 support.
1459 (copysigndf3): Use VSX instructions if -mvsx.
1460 (negdf2_fpr): Ditto.
1461 (absdf2_fpr): Ditto.
1462 (nabsdf2_fpr): Ditto.
1463 (adddf3_fpr): Ditto.
1464 (subdf3_fpr): Ditto.
1465 (muldf3_fpr): Ditto.
1466 (divdf3_fpr): Ditto.
1467 (fix_truncdfdi2_fpr): Ditto.
1468 (cmpdf_internal1): Ditto.
1469 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1470 (btruncdf2, btruncdf2_fpr): Ditto.
1471 (ceildf2, ceildf2_fpr): Ditto.
1472 (floordf2, floordf2_fpr): Ditto.
1473 (floatdidf2, floatdidf2_fpr): Ditto.
1474 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1475 (fmsubdf4_fpr): Ditto.
1476 (fnmadddf4_fpr_1): Ditto.
1477 (fnmadddf4_fpr_2): Ditto.
1478 (fnmsubdf4_fpr_1): Ditto.
1479 (fnmsubdf4_fpr_2): Ditto.
1480 (fixuns_truncdfdi2): Add expander for VSX support.
1481 (fix_truncdfdi2): Ditto.
1482 (fix_truncdfsi2): Ditto.
1484 (btruncsf2): Whitespace.
1485 (movdf_hardfloat32): Add support for VSX registers.
1486 (movdf_softfloat32): Ditto.
1487 (movdf_hardfloat64): Ditto.
1488 (movdf_hardfloat64_mfpgpr): Ditto.
1489 (movdf_softfloat64): Ditto.
1490 (movti splitters): Add check for vector registers supporting
1491 TImode in the future.
1492 (bpermd): Add power7 bpermd instruction.
1494 * config/rs6000/altivec.h (vec_div): Define if VSX.
1498 (vec_nearbyint): Ditto.
1501 (all predicates): Use the generic builtin function, and not the V4SF
1502 specific function so that the predicates will work with VSX's V2DF.
1506 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1507 Document new VSX functions and types.
1509 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1512 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1513 "wa", and "j" constraints. Modify "v" to talk about Altivec
1514 instead of just vector.
1516 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1519 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1520 location for phi arguments.
1521 (rewrite_update_phi_arguments): Find locations for reaching defs.
1522 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1523 Add location to add_phi_arg calls.
1524 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1525 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1526 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1527 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1528 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1529 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1530 * tree-phinodes.c (make_phi_node): Initialize location.
1531 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1532 (add_phi_arg): Add location parameter.
1533 (remove_phi_arg_num): Move location when moving phi argument.
1534 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1536 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1537 slpeel_update_phi_nodes_for_guard1,
1538 slpeel_update_phi_nodes_for_guard2,
1539 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1540 vect_loop_versioning): Set locations.
1541 * tree-parloops.c (create_phi_for_local_result,
1542 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1543 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1544 * tree-vect-loop.c (get_initial_def_for_induction,
1545 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1547 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1548 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1549 (gimple_phi_arg_set_location): New. Set locus.
1550 (gimple_phi_arg_has_location): New. Check for locus.
1551 (redirect_edge_var_map_location): New. Return locus from var_map.
1552 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1553 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1554 combining PHI arguments.
1555 (cond_store_replacement): Set location.
1556 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1557 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1558 scop_add_exit_phis_edge): Add locations.
1559 * tree-cfgcleanup.c (remove_forwarder_block,
1560 remove_forwarder_block_with_phi): Add locations.
1561 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1562 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1564 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1565 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1566 flush_pending_stmts): Add source location.
1567 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1568 stack to preserve locations.
1569 * tree-vect-stmts.c (vectorizable_load): Add location.
1570 * tree-inline.c (copy_phis_for_bb): Copy locus.
1571 (setup_one_parameter): Add call locus to inlined parameter stmts.
1572 (initialize_inlined_parameters): Pass in call location as parameter
1574 (tree_function_versioning): Pass location to setup_one_parameter.
1575 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1576 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1577 copy and edge lists.
1578 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1579 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1580 locus parameter and override the stmt default if provided.
1581 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1582 elim_graph_add_edge, elim_graph_remove_succ_edge,
1583 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1584 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1585 eliminate_phi): Add locus info in elimination graph for each edge and
1587 (insert_backedge_copies): Copy locus if present.
1588 * tree-flow.h (struct _edge_var_map): Add locus field.
1589 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1590 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1591 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1593 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1595 2009-07-30 Martin Jambor <mjambor@suse.cz>
1597 PR tree-optimization/40570
1598 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1601 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1603 * ssa-loop-manip.c: Include langhooks.h.
1604 (rewrite_phi_with_iv): New.
1605 (rewrite_all_phi_nodes_with_iv): New.
1606 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1607 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1608 * tree-parloops.c (loop_parallel_p): Move out all conditions
1609 except dependency check.
1610 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1611 (gen_parallel_loop): Call canonicalize_loop_ivs without
1612 reduction_list argument.
1613 (build_new_reduction): New.
1614 (gather_scalar_reductions): New.
1615 (try_get_loop_niter): New.
1616 (try_create_reduction_list): New.
1617 (parallleize_loops): Change the parallel conditions check.
1618 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1619 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1621 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1623 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1625 * doc/options.texi (Option properties): Mention new quoting syntax.
1627 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1629 * config/alpha/alpha.c (alpha_start_function):
1630 Handle VMS_DEBUG_MAIN_POINTER
1631 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1632 * doc/invoke.texi: Document -mdebug-main switch.
1634 2009-07-29 Richard Henderson <rth@redhat.com>
1636 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1637 (cgraph_create_edge_including_clones): Likewise.
1638 * tree-inline.c (copy_bb): Operate on the correct edges
1639 when updating the callgraph.
1641 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1643 * config/alpha/vms-cc.c: Deleted.
1644 * config/alpha/vms-ld.c: Deleted.
1645 * config/alpha/t-vms64: Moved to config/vms
1646 * config/alpha/vms-crt0-64.c: Moved to config/vms
1647 * config/alpha/vms-crt0.c: Moved to config/vms
1648 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1649 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1650 * config/alpha/xm-vms.h: Moved to config/vms
1651 * config/alpha/x-vms: Moved to config/vms
1652 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1654 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1655 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1657 * config/vms/t-vms64: Moved here from config/alpha
1658 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1659 (argc,argv,envp): Enforce 32bit malloc'ing.
1660 * config/vms/vms-psxcrt0-64.c: Likewise.
1661 * config/vms/vms-crt0.c: Moved here from config/alpha.
1662 * config/vms/vms-psxcrt0.c: Likewise.
1663 * config/vms/vms-crtl-64.h: New file.
1664 * config/vms/vms-crtl.h: New file.
1665 * config/vms/vms.opt: New file.
1666 * config/vms/xm-vms64.h: New file.
1667 * config/vms/xm-vms.h: Moved here from config/alpha.
1668 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1670 * config/vms/x-vms: Moved here from config/alpha.
1671 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1672 (vms-ld.o, vms-cc.o): Removed.
1673 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1675 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1677 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1678 correct stack (obvious VMS fix).
1680 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1682 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1683 date, version info if VMS_DEBUGGING_INFO defined.
1684 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1685 size, date calculating code moved here.
1687 2009-07-29 Paul Brook <paul@codesourcery.com>
1689 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1692 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1695 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1696 to DImode when generating insq_le insn.
1698 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1700 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1701 New macro set for VMS_DEBUGGGING_INFO.
1702 (AT_string_form): Use it.
1704 2009-07-28 DJ Delorie <dj@redhat.com>
1706 * config/mep/mep.c (vtext_section): New.
1707 (vftext_section): New.
1708 (ftext_section): New.
1709 (mep_select_section): Add support for functions.
1710 (mep_unique_section): Likewise.
1711 (mep_asm_init_sections): Likewise.
1712 (mep_encode_section_info): Remove it from here.
1714 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1716 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1718 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1719 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1721 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1723 * dwarf2out.c (output_file_names): Test new macro
1724 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1725 (add_comp_dir_attribute): Likewise.
1727 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1729 * config/i386/mingw-w64.h (LINK_SPEC): Add
1730 separating space between commands.
1732 2009-07-28 Jan Hubicka <jh@suse.cz>
1734 PR tree-optimization/40759
1735 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1738 2009-07-27 DJ Delorie <dj@redhat.com>
1740 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1741 types are dword-aligned.
1742 (mep_expand_va_start): Likewise.
1744 2009-07-27 Olivier Hainque <hainque@adacore.com>
1745 Douglas B Rupp <rupp@gnat.com>
1747 * convert.c (convert_to_pointer): Don't assume the target
1748 pointer type is POINTER_SIZE long. Fetch its precision instead.
1750 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1752 * system.h (fopen): Undefine if macro.
1754 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1756 * dwarf2out.c (output_cfi_p): Removed.
1757 (output_cfis): New function.
1758 (output_fde): New function, split from output_call_frame_info.
1759 (output_call_frame_info): Use it.
1760 (dwarf2out_switch_text_section): Use output_cfis.
1762 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1764 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1765 TARGET_BI_ARCH is specified without enabling SJLJ.
1766 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1767 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1769 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1771 * arm.md (negdi2): Use DImode if forcing a value into a register.
1773 2009-07-26 Ira Rosen <irar@il.ibm.com>
1775 PR tree-optimization/40801
1776 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1777 of vector operand from the previous copy of vector statement.
1778 Pass the correct definition type value to
1779 vect_get_vec_def_for_stmt_copy().
1781 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1783 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1784 const char ** conversion.
1786 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1788 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1789 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1790 (gcc_unreachable): Invoke __builtin_unreachable() if
1791 !ENABLE_ASSERT_CHECKING.
1793 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1795 PR rtl-optimization/40445
1796 * emit-rtl.c (next_nonnote_insn_bb): New function.
1797 * rtl.h (next_nonnote_insn_bb): Declare new function.
1798 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1799 with no successors that is the successor of the ENTRY_BLOCK.
1800 Continue from the top after removing an empty fallthrough block.
1801 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1802 of next_nonnote_insn.
1804 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1806 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1808 2009-07-25 Martin Jambor <mjambor@suse.cz>
1810 * c-common.c (c_common_attribute_table): New element for noclone.
1811 (handle_noclone_attribute): New function. Forward-declare.
1812 * tree-inline.c (tree_versionable_function_p): Check for noclone
1814 * doc/extend.texi (Labels as Values): Document need for noclone.
1815 (Function Attributes): Document noclone attribute.
1817 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1819 PR rtl-optimization/34999
1820 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1821 and dw_fde_switched_cold_to_hot fields.
1822 (output_cfi_p): New function.
1823 (output_call_frame_info): If fde->dw_fde_switched_sections,
1824 output 2 FDEs instead of one with corrupted header.
1825 (dwarf2out_do_cfi_startproc): New function.
1826 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1827 and fde->dw_fde_switched_cold_to_hot.
1828 (dwarf2out_switch_text_section): Compute
1829 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1830 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1831 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1832 Otherwise, compute fde->dw_fde_switch_cfi.
1834 2009-07-24 Cary Coutant <ccoutant@google.com>
1836 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1838 2009-07-24 Cary Coutant <ccoutant@google.com>
1840 * cfghooks.c (split_block): Copy discriminator to new block.
1841 * tree-cfg.c (assign_discriminator): Check location of last
1842 instruction in block as well as first.
1844 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1846 * config/i386/linux.c: Use fputs or putc instead of fprintf
1848 * config/i386/gas.h: Ditto.
1849 * config/i386/x86-64.h: Ditto.
1850 * config/i386/att.h: Ditto.
1852 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1854 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1857 2009-07-24 Martin Jambor <mjambor@suse.cz>
1859 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1860 (ipa_push_func_to_list_1): Declare.
1861 (ipa_push_func_to_list): New function.
1863 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1864 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1865 (ipa_push_func_to_list): Removed.
1866 (ipa_pop_func_from_list): Clear node_enqueued flag.
1868 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1870 * config/s390/s390.c (override_options): Default
1871 max-unrolled-insns to 100 for z10 tuning.
1873 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1875 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1876 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1877 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1878 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1879 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1880 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1881 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1883 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1885 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1886 use default set in mingw32.h header.
1887 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1888 64-bit /mingw/include path.
1889 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1892 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1894 PR rtl-optimization/40209
1895 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1897 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1899 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1900 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1901 with the rest of string where appropriate. Use fputs or putc
1902 instead of fprintf where appropriate.
1904 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1905 Pat Haugen <pthaugen@us.ibm.com>
1906 Revital Eres <ERES@il.ibm.com>
1908 * config/rs6000/vector.md: New file. Move most of the vector
1909 expander support here from altivec.md to allow for the VSX vector
1910 unit in the future. Add support for secondary_reload patterns.
1911 Rewrite the patterns for vector comparison, and vector comparison
1912 predicate instructions so that the RTL expresses the desired
1913 behavior, instead of using unspec.
1915 * config/rs6000/constraints.md ("f" constraint): Use
1916 rs6000_constraints to hold the precalculated register class.
1917 ("d" constraint): Ditto.
1918 ("wd" constraint): New constraint for VSX.
1919 ("wf" constraint): Ditto.
1920 ("ws" constraint): Ditto.
1921 ("wa" constraint): Ditto.
1922 ("wZ" constraint): Ditto.
1923 ("j" constraint): Ditto.
1925 * config/rs6000/predicates.md (vsx_register_operand): New
1927 (vfloat_operand): New predicate for vector.md.
1928 (vint_operand): Ditto.
1929 (vlogical_operand): Ditto.
1930 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1931 (easy_vector_constant): Add VSX support.
1932 (altivec_indexed_or_indirect_operand): New predicate for
1933 recognizing Altivec style memory references with AND -16.
1935 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1936 for vector secondary reload support.
1937 (rs6000_vector_reg_class): Delete, replacing it with
1939 (rs6000_vsx_reg_class): Ditto.
1940 (rs6000_constraints): New array to hold the register classes of
1941 each of the register constraints that can vary at runtime.
1942 (builtin_mode_to_type): New static array for builtin function type
1944 (builtin_hash_table): New static hash table for builtin function
1946 (TARGET_SECONDARY_RELOAD): Define target hook.
1947 (TARGET_IRA_COVER_CLASSES): Ditto.
1948 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
1949 registers are 128 bits if VSX memory reference instructions are used.
1950 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
1952 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
1953 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
1954 Print several of the scheduling related parameters.
1955 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
1956 rs6000_constraints instead of rs6000_vector_reg_class. Move
1957 -mdebug=reg code to rs6000_debug_reg_global. Add support for
1958 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
1959 Altivec. Add VSX support. Setup for secondary reload support on
1960 Altivec/VSX registers.
1961 (rs6000_override_options): Make power7 set the scheduling groups
1962 like the power5. Add support for new debug switches to override
1963 the scheduling defaults. Temporarily disable -mcpu=power7 from
1964 setting -mvsx. Add support for debug switches -malways-hint,
1965 -msched-groups, and -malign-branch-targets.
1966 (rs6000_buitlin_conversion): Add support for returning unsigned
1967 vector conversion functions to fix regressions due to stricter
1969 (rs6000_builtin_mul_widen_even): Ditto.
1970 (rs6000_builtin_mul_widen_odd): Ditto.
1971 (rs6000_builtin_vec_perm): Ditto.
1972 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
1973 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
1975 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
1977 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
1978 VSX types for bit operations. Changes to accomidate vector.md.
1979 (bdesc_2arg): Ditto.
1980 (bdesc_1arg): Ditto.
1981 (struct builtin_description_predicates): Rewrite predicate
1982 handling so that RTL describes the operation, instead of passing
1983 the instruction to be used as a string argument.
1984 (bdesc_altivec_preds): Ditto.
1985 (altivec_expand_predicate_builtin): Ditto.
1986 (altivec_expand_builtin): Ditto.
1987 (rs6000_expand_ternop_builtin): Use a switch instead of an if
1988 statement for vsldoi support.
1989 (altivec_expand_ld_builtin): Change to use new names from vector.md.
1990 (altivec_expand_st_builtin): Ditto.
1991 (paired_expand_builtin): Whitespace changes.
1992 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
1993 builtin_mode_to_type table for secondary reload. Call
1994 builtin_function_type to build random builtin functions.
1995 (altivec_init_builtins): Change to use builtin_function_type to
1996 create builtin function types dynamically as we need them.
1997 (builtin_hash_function): New support for hashing the tree types
1998 for builtin function as we need it, rather than trying to build
1999 all of the trees that we need. Add initial preliminary VSX support.
2000 (builtin_function_type): Ditto.
2001 (builtin_function_eq): Ditto.
2002 (builtin_hash_struct): Ditto.
2003 (rs6000_init_builtins): Ditto.
2004 (rs6000_common_init_builtins): Ditto.
2005 (altivec_init_builtins): Ditto.
2006 (rs6000_common_init_builtins): Ditto.
2007 (enum reload_reg_type): New enum for simplifing reg classes.
2008 (rs6000_reload_register_type): Simplify register classes into GPR,
2009 Vector, and other registers. Altivec and VSX addresses in reload.
2010 (rs6000_secondary_reload_inner): Ditto.
2011 (rs6000_ira_cover_classes): New target hook, that returns the
2012 appropriate cover classes, based on -mvsx being used or not.
2013 (rs6000_secondary_reload_class): Add VSX support.
2014 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2015 (get_vsel_insn): Ditto.
2016 (rs6000_emit_vector_compare): Rewrite vector conditional support
2017 so that where we can, we use RTL operators, instead of blindly use
2019 (rs6000_emit_vector_select): Ditto.
2020 (rs6000_emit_vector_cond_expr): Ditto.
2021 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2022 (create_TOC_reference): Add -mdebug=addr support.
2023 (emit_frame_save): VSX loads/stores need register indexed addressing.
2025 * config/rs6000/rs6000.md: Include vector.md.
2027 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2029 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2030 support for V2DI, V2DF in logical, permute, select operations.
2032 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2033 switch for vsx/power7.
2034 (-mvsx-scalar-memory): Ditto.
2035 (-mvsx-align-128): Ditto.
2036 (-mallow-movmisalign): Ditto.
2037 (-mallow-df-permute): Ditto.
2038 (-msched-groups): Ditto.
2039 (-malways-hint): Ditto.
2040 (-malign-branch-targets): Ditto.
2042 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2044 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2045 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2046 (rs6000_vector_reg_class): Delete.
2047 (rs6000_vsx_reg_class): Ditto.
2048 (enum rs6000_reg_class_enum): New enum for the constraints that
2049 vary based on target switches.
2050 (rs6000_constraints): New array to hold the register class for all
2051 of the register constraints that vary based on the switches used.
2052 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2053 (enum rs6000_builtins): Add unsigned varients for the builtin
2054 declarations returned by target hooks for expanding multiplies,
2055 select, and permute operations. Add VSX builtins.
2056 (enum rs6000_builtin_type_index): Add entries for VSX.
2057 (V2DI_type_node): Ditto.
2058 (V2DF_type_node): Ditto.
2059 (unsigned_V2DI_type_node): Ditto.
2060 (bool_long_type_node): Ditto.
2061 (intDI_type_internal_node): Ditto.
2062 (uintDI_type_internal_node): Ditto.
2063 (double_type_internal_node): Ditto.
2065 * config/rs6000/altivec.md (whole file): Move all expanders to
2066 vector.md from altivec.md. Rename insn matching functions to be
2068 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2069 (altivec_vcmp*): Ditto.
2070 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2071 (VM): New iterator for moves that includes the VSX types.
2072 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2073 (altivec_vperm_<mode>_uns): New, for unsigned types.
2074 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2075 (altivec_eq<mode>): Ditto.
2076 (altivec_gt<mode>): Ditto.
2077 (altivec_gtu<mode>): Ditto.
2078 (altivec_eqv4sf): Ditto.
2079 (altivec_gev4sf): Ditto.
2080 (altivec_gtv4sf): Ditto.
2081 (altivec_vcmpbfp_p): Ditto.
2083 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2085 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2088 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2091 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2092 ASM_SHORT instead of .word.
2093 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2094 instead of .word in asm template.
2096 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2099 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2100 (process_bb_node_lives): Use it.
2102 * ira.c (setup_cover_and_important_classes): Don't setup
2103 ira_important_class_nums. Add cover classes to the end of
2105 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2107 (find_reg_class_closure): Use reorder_important_classes.
2109 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2111 * config/i386/i386.c (i386_ira_cover_classes): New function.
2112 (TARGET_IRA_COVER_CLASSES): Redefine.
2114 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2115 importance of order of cover classes in the array.
2117 2009-07-22 Diego Novillo <dnovillo@google.com>
2119 * tree-pass.h (TDF_EH): Define.
2120 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2121 contains TDF_EH, print the EH region number holding GS.
2122 * tree-dump.c (dump_options): Add "eh".
2123 * doc/invoke.texi: Document it.
2125 2009-07-22 Doug Kwan <dougkwan@google.com>
2127 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2129 2009-07-22 Michael Matz <matz@suse.de>
2131 PR tree-optimization/35229
2132 PR tree-optimization/39300
2134 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2135 (inhibit_phi_insertion): New function.
2136 (insert_into_preds_of_block): Call it for REFERENCEs.
2137 (init_pre): Initialize and finalize scalar evolutions.
2138 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2140 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2142 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2143 Use CONST_VECTOR_NUNITS to determine number of elements.
2145 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2147 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2148 (U, W): Constraints are now deprecated and will be removed if we
2150 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2152 ("prefetch"): Add the stcmh instruction for prefetching.
2153 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2155 (s390_short_displacement): Return always true if compiling for
2156 machines not providing the long displacement facility.
2157 (s390_mem_constraint): Support the new constraint letter Z.
2158 (s390_check_qrst_address): New function.
2160 2009-07-21 DJ Delorie <dj@redhat.com>
2162 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2165 2009-07-21 Jason Merrill <jason@redhat.com>
2167 * c-common.c (max_tinst_depth): Increase default to 1024.
2169 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2171 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2172 (vec_unpacku_float_lo_v4si): Ditto.
2174 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2177 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2178 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2179 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2180 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2182 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2184 PR tree-optimization/40813
2185 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2188 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2190 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2191 with a NOP_EXPR if needed.
2193 2009-07-21 Paul Brook <paul@codesourcery.com>
2195 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2196 Terminate debug dump with newline.
2198 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2200 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2201 Cast "1" to unsigned HOST_WIDE_INT.
2202 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2203 deposit length to the maximum length - lsb. Extend length if
2204 HOST_BITS_PER_WIDE_INT is 32.
2206 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2208 * cgraph.h (constant_pool_htab): New function.
2209 (constant_descriptor_tree): Move from varasm.c.
2210 * varasm.c (constant_pool_htab): New function.
2211 (constant_descriptor_tree): Move to cgraph.h.
2213 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2215 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2217 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2219 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2222 2009-07-20 Xinliang David Li <davidxl@google.com>
2224 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2226 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2228 * config/mips/mips.md (move_type): Add arith.
2229 (type): Handle arith.
2230 (zero_extendsidi2): Rename this into ...
2231 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2232 (zero_extendsidi2): New expander.
2233 (*zero_extendsidi2_dext): New pattern.
2235 2009-07-20 Nick Clifton <nickc@redhat.com>
2237 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2238 to set MIPS_ABI_DEFAULT.
2239 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2241 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2243 * tree-object-size.c (addr_object_size): Handle unions with
2244 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2246 PR tree-optimization/40792
2247 * tree.c (build_function_type_skip_args): Remove bogus assert.
2249 2009-07-20 Jan Hubicka <jh@suse.cz>
2250 Martin Jambor <mjambor@suse.cz>
2252 * cgraph.h (combined_args_to_skip): New field.
2253 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2254 combined_args_to_skip and args_to_skip.
2255 * tree-inline.c (update_clone_info): New function.
2256 (tree_function_versioning): Call update_clone_info.
2257 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2259 (cgraph_materialize_all_clones): More extensive dumping, working
2260 with combined_args_to_skip rather than args_to_skip.
2262 2009-07-20 Ira Rosen <irar@il.ibm.com>
2264 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2265 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2266 (get_initial_def_for_reduction): Likewise.
2267 (vectorizable_reduction): Skip the check of first operand in case
2268 of COND_EXPR. Add check that it is outer loop vectorization if
2269 nested cycle was detected. Call vectorizable_condition() for
2270 COND_EXPR. If reduction epilogue cannot be created do not fail for
2271 nested cycles (if it is not double reduction). Assert that there
2272 is only one type in the loop in case of COND_EXPR. Call
2273 vectorizable_condition() to vectorize COND_EXPR.
2274 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2275 Add parameters. Allow nested cycles if called from
2276 vectorizable_reduction(). Use reduction vector variable if provided.
2277 (vect_analyze_stmt): Call vectorizable_reduction() before
2278 vectorizable_condition().
2279 (vect_transform_stmt): Update call to vectorizable_condition().
2281 2009-07-20 Christian Bruel <christian.bruel@st.com>
2283 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2284 * doc/invoke.texi (-mfmovd): Likewise.
2285 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2287 2009-07-20 Jan Hubicka <jh@suse.cz>
2289 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2290 when handling SSA name.
2292 2009-07-19 Jan Hubicka <jh@suse.cz>
2294 PR tree-optimization/40676
2295 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2296 virtual PHIs in empty BBs.
2298 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2300 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2301 re-expanded the compound use gen_lowpart instead to convert to the
2304 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2306 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2307 OUTER_CONST arguments.
2308 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2309 the new wider mode will be masked off.
2310 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2312 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2314 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2315 high-order bits are zero.
2317 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2319 * combine.c (simplify_shift_const_1): Split code to determine
2321 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2322 new bits shifted in are identical to the old sign bit.
2324 2009-07-18 Richard Guenther <rguenther@suse.de>
2327 * gimplify.c (gimplify_call_expr): Reject code using results from
2328 functions returning void.
2330 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2332 * doc/md.texi: Document the new PowerPC "es" constraint.
2333 Document that "m" can include automodified addresses on this target,
2334 and explain how %U must be used. Extend the "Q" and "Z" documentation
2335 to suggest "es" as well as "m".
2336 * config/rs6000/constraints.md (es): New memory constraint.
2337 (Q, Z): Update strings to match new documentation.
2339 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2341 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2342 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2343 * config/rs6000/predicates.md (volatile_mem_operand): Use
2344 offsettable_nonstrict_memref_p.
2345 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2346 (*floatunssidf2_internal): Likewise.
2347 (*fix_truncdfsi2_internal): Likewise.
2348 (*fix_trunctfsi2_internal): Likewise.
2350 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2352 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2354 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2356 2009-07-17 Richard Guenther <rguenther@suse.de>
2359 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2360 (pass_warn_unused_result): Likewise.
2361 (TODO_set_props): Remove.
2362 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2364 (pass_diagnose_omp_blocks): Define.
2365 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2366 (c_gimple_diagnostics_recursively): Remove.
2367 (finish_function): Do not call it.
2368 (c_write_global_declarations): Continue after errors.
2369 Finalize the CU here.
2370 * c-gimplify.c (c_genericize): Do not gimplify here.
2371 * c-common.c (c_warn_unused_result): Move ...
2372 * tree-cfg.c (do_warn_unused_result): ... here.
2373 (run_warn_unused_result): New function.
2374 (gate_warn_unused_result): New function.
2375 (pass_warn_unused_result): New pass.
2376 * c-common.h (c_warn_unused_result): Remove.
2377 * flags.h (flag_warn_unused_result): Declare.
2378 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2379 * opts.c (flag_warn_unused_result): Initialize to false.
2380 * toplev.c (compile_file): Add comment.
2381 * omp-low.c (create_omp_child_function): Do not register
2382 the function with the frontend.
2383 (diagnose_omp_structured_block_errors): Prepare to be
2384 called as optimization pass.
2385 (gate_diagnose_omp_blocks): New function.
2386 (pass_diagnose_omp_blocks): New pass.
2387 * cgraph.h (cgraph_optimize): Remove.
2388 (cgraph_analyze_function): Likewise.
2389 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2390 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2391 before their parents here.
2392 (cgraph_finalize_function): Not here.
2393 (cgraph_analyze_function): Gimplify functions here.
2394 (cgraph_finalize_compilation_unit): Continue after errors.
2395 Optimize the callgraph from here.
2396 (cgraph_optimize): Make static.
2397 * langhooks.c (write_global_declarations): Finalize the CU.
2398 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2399 (gimplify_function_tree): Assert we gimplify only once.
2400 Set PROP_gimple_any property.
2401 * tree-nested.c (gimplify_all_functions): New function.
2402 (lower_nested_functions): Gimplify all nested functions.
2403 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2404 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2405 and pass_diagnose_omp_blocks after gimplification. Do not
2406 set TODO_set_props on all_lowering_passes.
2407 (execute_one_pass): Do not handle TODO_set_props.
2408 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2409 (gimplify.o): Add tree-pass.h dependency.
2410 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2411 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2412 (unsave_r): Likewise.
2413 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2416 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2418 * doc/service.texi (Service): Restore previously removed link,
2419 which isn't broken after all.
2421 2009-07-17 Richard Guenther <rguenther@suse.de>
2423 PR tree-optimization/40321
2424 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2425 PHI nodes to the maximal set.
2426 (make_values_for_phi): Add PHI arguments to the maximal set.
2427 (execute_pre): Dump PHI_GEN and the maximal set.
2429 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2432 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2435 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2437 * doc/extend.texi (Nested Functions): Replace broken link with
2439 * doc/service.texi (Service): Remove broken link.
2441 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2444 * builtins.c (expand_builtin_memcmp): Use loc instead of
2445 EXPR_LOCATION (exp).
2446 (expand_builtin_strncmp): Likewise.
2448 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2449 Manuel López-Ibáñez <manu@gcc.gnu.org>
2452 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2453 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2454 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2455 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2456 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2457 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2458 tree-inline.c, c-common.c, c-common.h, gimple.c,
2459 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2460 convert.c: Add location argument to fold_{unary,binary,ternary},
2461 fold_build[123], build_call_expr, build_size_arg,
2462 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2463 fold_build1_initializer, fold_build2_initializer,
2464 fold_build3_initializer, fold_build_call_array,
2465 fold_build_call_array_initializer, fold_single_bit_test,
2466 omit_one_operand, omit_two_operands, invert_truthvalue,
2467 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2468 combine_comparisons, fold_builtin_*, fold_call_expr,
2469 build_range_check, maybe_fold_offset_to_address, round_up,
2472 2009-07-16 Jason Merrill <jason@redhat.com>
2475 * c-common.c (c_common_reswords): Add __is_standard_layout
2477 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2478 * doc/implement-cxx.texi: New.
2479 * doc/gcc.texi: Include it.
2481 2009-07-16 DJ Delorie <dj@redhat.com>
2483 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2484 compares that may be indirectly affected by previous instructions.
2486 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2488 * builtins.c (do_mpc_arg2): New.
2489 (fold_builtin_2): Fold builtin cpow.
2490 * real.h (HAVE_mpc_pow): New.
2492 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2494 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2495 comparison to skip unprofitable schedule
2497 2009-07-16 Simon Baldwin <simonb@google.com>
2499 * gcc.c (option_map): New flag -no-canonical-prefixes.
2500 * (display_help): Print help text for new flag.
2501 * (process_command): Move options translation and language specifics
2502 and handle new flag early. Use it to set a function pointer to a
2503 prefix builder. Replace make_relative_prefix calls with calls to
2504 the function pointed to. Ignore new flag in regular options handling.
2505 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2507 2009-07-15 DJ Delorie <dj@redhat.com>
2509 * config/mep/mep.md (sibcall_internal): Change register to avoid
2511 (sibcall_value_internal): Likewise.
2513 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2515 PR rtl-optimization/40710
2516 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2518 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2520 * config/mips/mips.md (*extenddi_truncate<mode>,
2521 *extendsi_truncate<mode>): Change type attribute to move_type
2522 with shift_shift. Split out code handling exts from here ...
2523 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2525 (*extendhi_truncateqi): Change type attribute to move_type with
2526 shift_shift. Split out code handling exts from here ...
2527 (*extendhi_truncateqi_exts): ... to this new pattern.
2529 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2531 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2532 instead of "and" with inverted sign bit mask value. Use
2533 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2534 Allocate registers only for operand 4 and operand 5.
2536 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2539 * fold-const.c (fold_cond_expr_with_comparison): When folding
2540 < and <= to MIN, make sure the MIN uses the same type as the
2541 comparison's operands.
2543 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2545 * arm.md (ior_xor): New code iterator.
2546 (split for ior/xor with shift and zero-extend): New split pattern.
2547 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2549 2009-07-15 Richard Guenther <rguenther@suse.de>
2551 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2554 2009-07-15 Richard Guenther <rguenther@suse.de>
2557 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2559 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2561 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2562 handle 2.6.30 kernel.
2564 2009-07-15 DJ Delorie <dj@redhat.com>
2566 * config/mep/mep.md (sibcall_internal): Change register to allow
2567 for 24-bit addresses.
2568 (sibcall_value_internal): Likewise.
2570 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2572 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2573 that are enabled/disabled by the flags introduced by a previous patch.
2575 2009-07-14 DJ Delorie <dj@redhat.com>
2577 * config/mep/mep.md (sibcall_internal): Include non-toggling
2579 (sibcall_value_internal): Likewise.
2581 2009-07-14 Taras Glek <tglek@mozilla.com>
2582 Rafael Espindola <espindola@google.com>
2584 * doc/sourcebuild.texi: Document install-plugin target.
2585 * configure.ac: Added install-plugin target to language makefiles.
2586 * configure: Regenerate.
2587 * Makefile.in: (install-plugin): Install more headers,
2588 depend on lang.install-plugin.
2590 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2592 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2595 2009-07-14 DJ Delorie <dj@redhat.com>
2597 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2598 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2599 * config/mep/mep.md (sibcall_internal): Change test from
2600 mep_vliw_mode_match to mep_vliw_jmp_match.
2601 (sibcall_value_internal): Likewise.
2603 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/sse.md (copysign<mode>3): New expander.
2606 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2607 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2608 Use ix86_build_const_vector.
2609 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2610 IX86_BUILTIN_CPYSGNPD.
2611 (builtin_description): Add __builtin_ia32_copysignps and
2612 __builtin_ia32_copysignpd.
2613 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2614 and BUILT_IN_COPYSIGNF.
2616 2009-07-13 Jason Merrill <jason@redhat.com>
2618 * builtins.c (can_trust_pointer_alignment): New fn.
2619 (get_pointer_alignment): Factor it out from here.
2620 * tree.h: Declare it.
2622 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2624 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2627 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2631 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2633 2009-07-14 Richard Guenther <rguenther@suse.de>
2634 Andrey Belevantsev <abel@ispras.ru>
2637 * cfgexpand.c (partition_stack_vars): Do not bother to update
2638 alias information when not optimizing.
2640 2009-07-14 Richard Guenther <rguenther@suse.de>
2641 Andrey Belevantsev <abel@ispras.ru>
2643 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2644 (pt_solution_set): Likewise.
2645 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2646 * tree-ssa-structalias.c (pt_solution_set): New function.
2647 * final.c (rest_of_clean_state): Free SSA data structures.
2648 * print-rtl.c (print_decl_name): Remove.
2649 (print_mem_expr): Implement in terms of print_generic_expr.
2650 * alias.c (ao_ref_from_mem): New function.
2651 (rtx_refs_may_alias_p): Likewise.
2652 (true_dependence): Query alias-export info.
2653 (canon_true_dependence): Likewise.
2654 (write_dependence_p): Likewise.
2655 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2657 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2658 (mem_expr_equal_p): Use operand_equal_p.
2659 (set_mem_attributes_minus_bitpos): Do not use
2660 component_ref_for_mem_expr.
2661 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2662 (update_alias_info_with_stack_vars): Likewise.
2663 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2664 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2665 explicitly nor clear stmt operands.
2666 Free the decl-to-pointer map.
2667 * tree-optimize.c (execute_free_datastructures): Do not free
2668 SSA data structures here.
2669 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2670 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2671 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2673 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2675 2009-07-13 DJ Delorie <dj@redhat.com>
2677 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2678 unrolling at the right iteration count.
2680 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2683 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2685 * haifa-sched.c (rank_for_schedule): Introduced flags to
2686 enable/disable individual scheduling heuristics.
2687 * common.opt: Introduced flags to enable/disable individual
2688 heuristics in the scheduler.
2689 * doc/invoke.texi: Introduced flags to enable/disable individual
2690 heuristics in the scheduler.
2692 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2694 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2695 config/i386/mingw-tls.c.
2696 * config/i386/mingw-tls.c: Removed.
2698 2009-07-13 Ira Rosen <irar@il.ibm.com>
2700 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2701 checks access only relevant statements.
2702 (vectorizable_reduction): Likewise.
2704 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2706 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2707 just for 32-bit case.
2709 2009-07-12 Jan Hubicka <jh@suse.cz>
2711 PR tree-optimization/40585
2712 * except.c (expand_resx_expr): When there already is resume
2713 instruction, produce linked list.
2714 (build_post_landing_pads): Assert that resume is empty.
2715 (connect_post_landing_pads): Handle resume lists.
2716 (dump_eh_tree): Dump resume list.
2718 2009-07-12 Ira Rosen <irar@il.ibm.com>
2720 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2721 with additional argument.
2722 * tree-vectorizer.h (enum vect_def_type): Add
2723 vect_double_reduction_def.
2724 (vect_is_simple_reduction): Add argument.
2725 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2727 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2728 vect_is_simple_reduction with additional argument.
2729 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2731 (reduction_code_for_scalar_code): Handle additional codes by
2732 returning ERROR_MARK for them. Fix comment and indentation.
2733 (vect_is_simple_reduction): Fix comment, add argument to specify
2734 double reduction. Detect double reduction.
2735 (get_initial_def_for_induction): Fix indentation.
2736 (get_initial_def_for_reduction): Fix comment and indentation.
2737 Handle double reduction. Create initial definitions that do not
2738 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2739 (vect_create_epilog_for_reduction): Fix comment, add argument to
2740 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2741 epilogue result extraction. Create double reduction phi node and
2742 replace relevant uses.
2743 (vectorizable_reduction): Call vect_is_simple_reduction with
2744 additional argument. Fix indentation. Update epilogue code treatment
2745 according to the changes in reduction_code_for_scalar_code. Check
2746 for double reduction. Call vect_create_epilog_for_reduction with
2747 additional argument.
2748 * tree-vect-stmts.c (process_use): Handle double reduction, update
2750 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2751 (vect_get_vec_def_for_operand): Likewise.
2753 2009-07-12 Danny Smith <dansmister@gmail.com>
2755 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2756 dllexport if !TREE_PUBLIC.
2757 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2759 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2761 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2762 (avr_extra_arch_macro) Remove declatation.
2763 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2764 (avr_extra_arch_macro) Declare as static.
2765 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2767 2009-07-11 Jan Hubicka <jh@suse.cz>
2770 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2772 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2775 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2776 cold_in_std_section bits.
2777 (dwarf2out_begin_prologue): Initialize them.
2778 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2779 if already covered by text_section or cold_text_section range.
2781 PR rtl-optimization/40667
2782 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2783 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2784 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2785 * config/i386/i386.c (ix86_minimum_alignment): New function.
2786 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2787 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2788 * emit-rtl.c (gen_reg_rtx): Likewise.
2789 * function.c (assign_parms): Likewise. If nominal_type needs
2790 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2791 rather than passed_type's alignment.
2794 * function.c (assign_parm_setup_stack): Adjust
2795 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2796 from nominal_mode on big endian.
2798 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2800 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2802 2009-07-10 DJ Delorie <dj@redhat.com>
2804 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2806 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2808 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2810 (thumb2_cbnz): Likewise.
2812 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2815 * config.gcc (supported_defaults): Add synci.
2816 (with_synci): Add validation.
2817 (all_defaults): Add synci.
2818 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2821 * config/mips/mips.opt (msynci): New option.
2822 * config/mips/mips.c (mips_override_options): Warn on use of
2823 -msynci for targets that do now support it.
2824 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2826 * gcc/doc/invoke.texi (-msynci): Document the new option.
2827 * doc/install.texi (--with-synci): Document the new option.
2829 2009-07-10 Richard Guenther <rguenther@suse.de>
2831 PR tree-optimization/40496
2832 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2833 the PHI result with a compatible type.
2835 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2839 * c.opt (Wunused-result): New.
2840 * doc/invoke.texi: Document it.
2841 * c-common.c (c_warn_unused_result): Use it.
2843 2009-07-09 DJ Delorie <dj@redhat.com>
2845 * targhooks.c (default_target_can_inline_p): Rename from
2846 default_target_option_can_inline_p.
2847 * targhooks.h (default_target_can_inline_p): Likewise.
2848 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2849 TARGET_OPTION_CAN_INLINE_P.
2850 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2851 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2852 (mep_target_can_inline_p): Rename from
2853 mep_target_option_can_inline_p.
2856 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2857 registers used to pass vectors.
2859 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2861 2009-07-09 Tom Tromey <tromey@redhat.com>
2863 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2864 * config/mmix/mmix.c: Include dwarf2.h.
2865 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2866 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2867 * config/sh/sh.c: Include dwarf2.h.
2868 * config/i386/i386.c: Include dwarf2.h.
2869 * Makefile.in (DWARF2_H): Remove 'elf'.
2870 * except.c: Include dwarf2.h.
2871 * unwind-dw2.c: Include dwarf2.h.
2872 * dwarf2out.c: Include dwarf2.h.
2873 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2874 * unwind-dw2-fde.c: Include dwarf2.h.
2875 * dwarf2asm.c: Include dwarf2.h.
2877 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2879 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2880 (max_issue): Use it.
2881 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2883 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2884 (region_sched_info): Update.
2885 * sched-ebb.c (ebb_sched_info): Update.
2886 * modulo-sched.c (sms_sched_info): Update.
2887 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2889 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2891 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2893 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2895 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2897 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2900 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2901 arg1 with arg01 if arg1 is already INTEGER_CST.
2903 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2905 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2906 Transform (and (truncate)) into (truncate (and)).
2908 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2910 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2911 creating LHS paradoxical subregs. Fix surrounding returns to
2912 use NULL_RTX rather than 0.
2914 2009-07-08 DJ Delorie <dj@redhat.com>
2916 * config/mep/mep.c: (mep_option_can_inline_p): New.
2917 (TARGET_OPTION_CAN_INLINE_P): Define.
2919 2009-07-08 Mark Wielaard <mjw@redhat.com>
2922 * dwarf2out.c (add_data_member_location_attribute): When we have
2923 only a constant offset don't emit a new location description using
2924 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2927 2009-07-08 Richard Henderson <rth@redhat.com>
2930 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2931 (enum reg_class): Add CLOBBERED_REGS.
2932 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2933 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2934 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2935 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2936 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2937 force 64-bit sibcalls into R11.
2938 * config/i386/constraints.md (U): New constraint.
2939 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2940 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2941 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2943 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
2945 * basic-block.h (dump_regset, debug_regset): Remove duplicate
2947 * c-objc-common.h (c_initialize_diagnostics): Ditto.
2948 * ebitmap.h (dump_ebitmap): Ditto.
2949 * optabs.h (optab_libfunc): Ditto.
2950 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
2951 * tree-flow.h (vect_can_force_dr_alignment_p,
2952 get_vectype_for_scalar_type): Ditto.
2953 (vectorize_loops): Move prototype to ...
2954 * tree-vectorizer.h: ... here. Also, adjust comment.
2955 (vect_set_verbosity_level): Remove duplicate prototype.
2956 * tree-ssa-loop.c: Include tree-vectorizer.h.
2957 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2959 2009-07-08 Nick Clifton <nickc@redhat.com>
2961 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
2964 2009-07-08 DJ Delorie <dj@redhat.com>
2966 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
2967 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
2968 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
2970 * config/mep/intrinsics.md: Regenerated.
2971 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
2972 registers when asm() or calls are detected.
2974 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2977 * gimplify.c (gimplify_expr): Propagate no_warning flag when
2979 * gimple (gimple_build_call_from_tree): Likewise.
2980 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
2981 no_warning flag before warning.
2983 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
2985 * tree.c (set_expr_locus): Remove.
2986 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
2987 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
2989 * gimplify.c (internal_get_tmp_var): Likewise.
2990 (gimplify_call_expr): Likewise.
2991 (gimplify_one_sizepos): Likewise.
2993 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
2996 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
2997 to variables for debugging purposes.
2999 2009-06-23 Mark Loeser <mark@halcy0n.com>
3002 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3004 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3006 * pretty-print.c (pp_base_format): Remove %J.
3007 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3008 gcc_cxxdiag_char_table): Likewise.
3009 (init_dynamic_diag_info): Likewise.
3011 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3013 * pretty-print.c (pp_base_format): Remove %H.
3014 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3015 gcc_cxxdiag_char_table): Likewise.
3016 (init_dynamic_diag_info): Likewise.
3017 * config/mep/mep.c (mep_select_section): Likewise.
3019 2009-07-07 Duncan Sands <baldrick@free.fr>
3021 * final.c (pass_clean_state): Give the pass a name.
3022 * passes.c (pass_rest_of_compilation): Likewise.
3023 * tree-optimize.c (pass_all_optimizations): Likewise.
3025 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3027 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3028 an extra 'decl' for error_at.
3030 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3033 * tree-tailcall.c (adjust_return_value_with_ops,
3034 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3035 if it has complex or vector type.
3037 2009-07-07 Olivier Hainque <hainque@adacore.com>
3039 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3042 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3044 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3046 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3048 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3049 * c-decl.c: Likewise.
3050 * function.c: Likewise.
3051 * varasm.c: Likewise.
3052 * tree-ssa.c: Likewise.
3053 * c-common.c: Likewise.
3054 * tree-cfg.c: Likewise.
3055 * config/spu/spu.c: Likewise.
3056 * config/ia64/ia64.c: Likewise.
3057 * config/v850/v850.c: Likewise.
3059 2009-07-06 DJ Delorie <dj@redhat.com>
3061 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3062 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3063 unspecified accesses to control registers.
3064 * config/mep/intrinsics.md: Regenerate.
3065 * config/mep/intrinsics.h: Regenerate.
3066 * config/mep/mep-intrin.h: Regenerate.
3068 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3070 * c-lex.c: Replace %H by an explicit location. Update all calls.
3071 * c-common.c: Likewise.
3072 * c-decl.c: Likewise.
3073 * c-typeck.c: Likewise.
3074 * fold-const.c: Likewise.
3075 * gimplify.c: Likewise.
3077 * tree-cfg.c: Likewise.
3078 * tree-ssa-loop-niter.c: Likewise.
3079 * tree-vrp.c: Likewise.
3080 * value-prof.c: Likewise.
3082 2009-07-06 Diego Novillo <dnovillo@google.com>
3084 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3085 if it has one. Handle cases where VAR does not have an
3086 annotation or cfun is NULL.
3088 2009-07-06 Diego Novillo <dnovillo@google.com>
3090 * tree.c: Include debug.h.
3091 (initialize_tree_contains_struct): New.
3092 (init_ttree): Call it.
3093 (tree_node_structure_for_code): Factor out of ...
3094 (tree_node_structure): ... here.
3095 * treestruct.def (TS_PHI_NODE): Remove.
3096 (TS_GIMPLE_STATEMENT): Remove.
3098 2009-07-06 Diego Novillo <dnovillo@google.com>
3100 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3101 (debug_tree_chain): Handle cycles.
3103 2009-07-06 Nick Clifton <nickc@redhat.com>
3104 DJ Delorie <dj@redhat.com>
3106 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3107 __FMOVD_ENABLED__ is defined.
3109 (TARGET_FMOVD): Provide a default definition.
3110 (MASK_FMOVD): Likewise.
3111 (TARGET_CPU_CPP_BUILTINS): Define
3112 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3113 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3114 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3115 (split for DF load from memory into register): Also handle
3116 MEMs which consist of REG+DISP addressing.
3117 (split for DF store from register to memory): Likewise.
3118 (movsf_ie): Always use single fp_mode.
3119 * config/sh/sh.c (sh_override_options): Do not automatically
3120 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3121 that to the -mfmovd command line switch.
3122 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3123 (fldi_ok): Always allow.
3124 * config/sh/sh.opt (mfmovd): Remove this switch.
3125 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3127 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3128 Kaz Kojima <kkojima@gcc.gnu.org>
3130 PR rtl-optimization/30807
3131 * postreload.c (reload_combine): For every new use of REG_SUM,
3132 record the use of BASE.
3134 2009-07-06 Jan Hubicka <jh@suse.cz>
3136 * params.def: Revert my accidental commit at 2009-06-30.
3138 2009-07-04 Ian Lance Taylor <iant@google.com>
3141 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3143 (mingw_format_attribute_overrides): Likewise.
3145 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3148 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3149 don't check cfa.reg. Instead of cfa.indirect use
3150 fde && fde->drap_reg != INVALID_REGNUM test.
3152 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3154 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3156 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3159 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3161 2009-07-03 Richard Guenther <rguenther@suse.de>
3163 PR tree-optimization/40640
3164 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3167 2009-07-03 Jan Hubicka <jh@suse.cz>
3169 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3170 for size, reduce amount of inlining.
3172 2009-07-03 Richard Guenther <rguenther@suse.de>
3175 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3176 if t +- x is known to not overflow and the conversion widens the
3178 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3180 2009-07-03 Jan Hubicka <jh@suse.cz>
3182 * ipa-pure-const.c (analyze): Update loop optimizer init.
3183 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3184 try_remove_empty_loop, remove_empty_loops): Remove.
3185 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3186 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3187 to mark regular loops as neccesary.
3188 (degenerate_phi_p): New function.
3189 (propagate_necessity, remove_dead_phis): Use it.
3190 (forward_edge_to_pdom): Likewise.
3191 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3192 virtual PHI nodes that became unreachable.
3193 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3194 * tree-flow.h (remove_empty_loops): Remove.
3195 * passes.c (init_optimization_passes): Remove.
3197 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3199 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3200 can_create_pseudo_p.
3201 (*fix_trunc<mode>_i387_1): Ditto.
3202 (*floathi<mode>2_1): Ditto.
3203 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3204 (*fistdi2_1): Ditto.
3205 (*fist<mode>2_1): Ditto.
3206 (frndintxf2_floor): Ditto.
3207 (*fist<mode>2_floor_1): Ditto.
3208 (frndintxf2_ceil): Ditto.
3209 (*fist<mode>2_ceil_1): Ditto.
3210 (frndintxf2_trunc): Ditto.
3211 (frndintxf2_mask_pm): Ditto.
3212 (fxam<mode>2_i387_with_temp): Ditto.
3213 * config/i386/sse.md (mulv16qi3): Ditto.
3214 (*sse2_mulv4si3): Ditto.
3216 (sse4_2_pcmpestr): Ditto.
3217 (sse4_2_pcmpistr): Ditto.
3219 2009-07-03 Jan Hubicka <jh@suse.cz>
3221 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3222 (mark_stmt_necessary): Set it.
3223 (mark_operand_necessary): Set it.
3224 (mark_control_dependent_edges_necessary): Set it.
3225 (mark_virtual_phi_result_for_renaming): New function.
3226 (get_live_post_dom): New function.
3227 (forward_edge_to_pdom): New function.
3228 (remove_dead_stmt): Fix handling of control dependences.
3229 (tree_dce_init): Init new bitmap.
3230 (tree_dce_done): Free it.
3232 2009-07-02 Richard Guenther <rguenther@suse.de>
3235 * tree-ssa-structalias.c (new_var_info): Initialize
3238 2009-07-02 Jan Hubicka <jh@suse.cz>
3240 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3243 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3245 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3246 instead of recomputing it. Adjust calls.
3247 (emit_store_flag): Adjust recursive calls.
3249 2009-07-02 Richard Guenther <rguenther@suse.de>
3251 * tree-ssa-live.c (remove_unused_locals): Do not remove
3253 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3254 of DECL_EXTERNAL for HEAP variables.
3255 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3256 HEAP variables. Do not adjust RESTRICT vars.
3257 (find_what_var_points_to): Nobody cares if something
3260 2009-07-02 Ben Elliston <bje@au.ibm.com>
3262 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3263 pc_low and pc_high declarations to the top of the function.
3265 2009-07-01 DJ Delorie <dj@redhat.com>
3267 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3269 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3270 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3271 unspecified accesses to control registers.
3272 * config/mep/intrinsics.md: Regenerate.
3273 * config/mep/intrinsics.h: Regenerate.
3274 * config/mep/mep-intrin.h: Regenerate.
3276 2009-07-01 Anthony Green <green@moxielogic.com>
3278 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3279 instruction when possible.
3280 (moxie_expand_prologue): Ditto. Also, save an instruction and
3281 some complexity by popping off of $r12 instead of $sp.
3282 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3285 2009-07-01 Richard Henderson <rth@redhat.com>
3288 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3289 contained no insns, reposition note before last insn.
3291 2009-07-01 Richard Henderson <rth@redhat.com>
3294 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3295 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3297 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3300 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3301 darwin9 for printing reg addresses with %y.
3303 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3305 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3306 truncation from operands in binary operations.
3308 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3311 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3312 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3313 subreg of op0 to the original op0.
3315 * expmed.c (store_bit_field_1): Use a temporary as the destination
3316 instead of a paradoxical subreg when we need to truncate the result.
3318 2009-07-01 DJ Delorie <dj@redhat.com>
3320 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3321 names to VLIW variants.
3322 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3323 * config/mep/intrinsics.md: Regenerate.
3324 * config/mep/intrinsics.h: Regenerate.
3325 * config/mep/mep-intrin.h: Regenerate.
3327 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3330 * jump.c (returnjump_p): Revert last patch.
3331 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3333 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3336 * pa.md (casesi32p): Use jump table label to determine the offset
3338 (casesi64p): Likewise.
3340 * pa.c (forward_branch_p): Return bool type. Use instruction
3341 addresses when available. Assert that INSN has a jump label.
3342 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3345 2009-07-01 Richard Guenther <rguenther@suse.de>
3347 PR tree-optimization/19831
3348 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3349 that only act as barriers do not make any previous stores necessary.
3350 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3351 HEAP variables global, do not add a constraint from nonlocal.
3352 (find_func_aliases): Handle escapes through return statements.
3353 (compute_points_to_sets): Make escaped HEAP variables global.
3355 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3358 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3359 after reducing a DImode cstore to SImode.
3361 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3363 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3364 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3366 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3368 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3369 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3371 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3372 and umod_optab if TARGET_BSD_DIVMOD.
3373 * config/vax/lib1funcs.asm: New file.
3374 * config/vax/t-linux: New file.
3375 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3377 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3380 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3381 to type arguments that have void type.
3384 * dwarf2out.c (gen_formal_parameter_die): Call
3385 equate_decl_number_to_die if node is different from origin.
3387 2009-06-30 Anthony Green <green@moxielogic.com>
3389 Clean up moxie port for --enable-build-with-cxx.
3390 * config/moxie/moxie.c (moxie_function_value): First two
3391 parameters are const_tree, not tree.
3392 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3393 (REG_CLASS_NAMES): Ditto.
3394 (REGNO_REG_CLASS): Ditto.
3395 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3396 (moxie_function_value): Fix constyness of arguments.
3398 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3400 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3401 finalize_size_functions before further processing.
3402 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3403 (variable_size): Call self_referential_size on size expressions
3404 that contain a PLACEHOLDER_EXPR.
3405 (size_functions): New static variable.
3406 (copy_self_referential_tree_r): New static function.
3407 (self_referential_size): Likewise.
3408 (finalize_size_functions): New global function.
3409 * tree.c: Include tree-inline.h.
3410 (push_without_duplicates): New static function.
3411 (find_placeholder_in_expr): New global function.
3412 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3414 <tcc_expression>: Likewise.
3415 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3416 the call in the expression.
3417 * tree.h (finalize_size_functions): Declare.
3418 (find_placeholder_in_expr): Likewise.
3419 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3420 (substitute_placeholder_in_expr): Update comment.
3421 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3423 (copy_tree_body_r): Likewise.
3424 (copy_tree_body): New static function.
3425 (maybe_inline_call_in_expr): New global function.
3426 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3427 (maybe_inline_call_in_expr): Declare.
3428 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3429 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3432 2009-06-30 Richard Guenther <rguenther@suse.de>
3434 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3436 (propagate_necessity): Do not mark reaching defs of stores
3439 2009-06-30 Jan Hubicka <jh@suse.cz>
3441 * cfgloopanal.c (check_irred): Move into ...
3442 (mark_irreducible_loops): ... here; return true if ireducible
3444 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3445 (analyze_function): Try to prove loop finiteness.
3446 * cfgloop.h (mark_irreducible_loops): Update prototype.
3447 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3449 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3451 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3453 2009-06-30 Ira Rosen <irar@il.ibm.com>
3455 PR tree-optimization/40542
3456 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3459 2009-06-30 Martin Jambor <mjambor@suse.cz>
3461 PR tree-optimization/40582
3462 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3463 than useless_type_conversion_p.
3464 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3467 2009-06-30 Martin Jambor <mjambor@suse.cz>
3470 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3472 2009-06-30 Richard Guenther <rguenther@suse.de>
3474 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3475 use ao_ref references.
3476 (walk_aliased_vdefs): Likewise.
3477 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3478 * tree-ssa-dce.c (struct ref_data): Remove.
3479 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3480 (mark_aliased_reaching_defs_necessary): Adjust.
3481 (mark_all_reaching_defs_necessary_1): Likewise.
3483 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3486 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3487 (emit_store_flag_1): Extract from emit_store_flag, adjust
3488 calls to (what now is) emit_cstore.
3489 (emit_store_flag): Call emit_store_flag_1 and also use it
3490 for what used to be recursive calls.
3492 2009-06-30 Wei Guozhi <carrot@google.com>
3495 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3496 if the target bb post dominates from bb.
3497 * config/i386/i386.c (memory_address_length): Check existence of base
3498 register before using it.
3500 2009-06-30 Nick Clifton <nickc@redhat.com>
3501 DJ Delorie <dj@redhat.com>
3503 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3504 __FMOVD_ENABLED__ is defined.
3506 (TARGET_FMOVD): Provide a default definition.
3507 (MASK_FMOVD): Likewise.
3508 (TARGET_CPU_CPP_BUILTINS): Define
3509 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3510 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3511 two fmov instructions depending upon whether TARGET_FMOVD is
3513 (split for DF load from memory into register): Also handle
3514 MEMs which consist of REG+DISP addressing.
3515 (split for DF store from register to memory): Likewise.
3516 * config/sh/sh.opt (mfmovd): Remove this switch.
3517 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3518 * config/sh/sh.c (sh_override_options): Do not automatically
3519 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3520 that to the -mfmovd command line switch.
3522 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3524 (fldi_ok): Always allow.
3525 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3527 2009-06-29 DJ Delorie <dj@redhat.com>
3529 * doc/install.texi (mep-x-elf): Correct chip's full name.
3531 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3533 * doc/extend.texi: Fix typo.
3535 2009-06-29 Tom Tromey <tromey@redhat.com>
3538 * Makefile.in (DWARF2_H): New variable.
3540 (dwarf2out.o): Likewise.
3541 (dwarf2asm.o): Likewise.
3542 * config/i386/t-i386: Use DWARF2_H.
3543 * except.c: Include elf/dwarf2.h.
3544 * unwind-dw2.c: Include elf/dwarf2.h.
3545 * dwarf2out.c: Include elf/dwarf2.h.
3546 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3547 <dtprel>: New field.
3548 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3549 (size_of_loc_descr): Likewise.
3550 (output_loc_operands_raw): Likewise.
3551 (output_loc_operands): Handle new dtprel field.
3552 (loc_checksum): Update.
3553 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3554 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3555 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3556 * dwarf2asm.c: Include elf/dwarf2.h.
3557 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3558 * config/mmix/mmix.c: Include elf/dwarf2.h.
3559 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3560 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3561 * config/sh/sh.c: Include elf/dwarf2.h.
3562 * config/i386/i386.c: Include elf/dwarf2.h.
3564 2009-06-29 DJ Delorie <dj@redhat.com>
3566 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3568 * doc/extend.texi: Add MeP attributes and pragmas.
3569 * doc/invoke.text: Add MeP Options.
3570 * doc/contrib.texi: Add MeP contribution.
3571 * doc/md.texi: Add MeP constraints.
3572 * doc/install.texi: Add MeP target.
3574 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3576 * target.h (struct gcc_target): Add frame_pointer_required field.
3577 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3578 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3579 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3581 * reload1.c (update_eliminables): (Ditto.).
3582 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3583 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3584 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3586 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3588 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3589 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3590 (arm_frame_pointer_required): New function.
3592 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3593 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3594 (avr_frame_pointer_required_p): Declare as static.
3595 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3597 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3598 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3599 (bfin_frame_pointer_required): Make as static, change return type
3601 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3603 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3604 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3605 (cris_frame_pointer_required): New function.
3607 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3609 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3610 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3611 (fr30_frame_pointer_required): New function.
3613 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3614 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3615 (frv_frame_pointer_required): Make as static, change return type
3617 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3619 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3620 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3621 (ix86_frame_pointer_required): Make as static, change return type to
3623 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3625 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3626 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3628 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3630 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3632 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3634 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3635 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3636 (mips_frame_pointer_required): Make as static.
3637 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3639 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3640 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3641 (mmix_frame_pointer_required): Mew function.
3643 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3644 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3646 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3648 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3650 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3652 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3653 (CAN_ELIMINATE): Redefine.
3654 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3655 (sparc_frame_pointer_required): New function.
3656 (sparc_can_eliminate): New function.
3657 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3659 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3660 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3662 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3663 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3664 (xtensa_frame_pointer_required): Make as static, change return type
3666 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3669 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3671 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3672 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3673 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3674 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3675 (register_callback): Handle PLUGIN_START_UNIT.
3676 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3678 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3680 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3682 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3683 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3685 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3687 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3690 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3692 * doc/extend.texi (Additional Floating Types): __float128 is also
3693 supported on i386 targets.
3695 2009-06-29 Richard Guenther <rguenther@suse.de>
3698 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3700 (pt_solutions_same_restrict_base): Declare.
3701 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3703 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3704 (make_constraint_from, make_copy_constraint): Move earlier.
3705 (make_constraint_from_heapvar): New function.
3706 (make_constraint_from_restrict): Likewise.
3707 (handle_lhs_call): Use it.
3708 (find_func_aliases): Use it to track conversions to restrict
3710 (struct fieldoff): Add only_restrict_pointers flag.
3711 (push_fields_onto_fieldstack): Initialize it.
3712 (create_variable_info_for): Track global restrict qualified pointers.
3713 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3714 Track restrict qualified pointer arguments.
3715 (set_uids_in_ptset): Use varinfo is_global_var flag.
3716 (find_what_var_points_to): Set the vars_contains_restrict flag.
3717 Always create the points-to solution for sets including restrict tags.
3718 (pt_solutions_same_restrict_base): New function.
3719 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3720 qualified pointers use pt_solutions_same_restrict_base as
3721 additional source for disambiguation.
3723 2009-06-29 Richard Guenther <rguenther@suse.de>
3726 * alias.c (find_base_decl): Remove.
3727 (get_deref_alias_set_1): Remove restrict handling.
3728 * c-common.c (c_apply_type_quals_to_decl): Do not set
3729 DECL_POINTER_ALIAS_SET.
3730 * gimplify.c (find_single_pointer_decl_1): Remove.
3731 (find_single_pointer_decl): Likewise.
3732 (internal_get_tmp_var): Remove restrict handling.
3733 (gimple_regimplify_operands): Likewise.
3734 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3735 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3736 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3737 * tree.c (restrict_base_for_decl): Remove.
3738 (init_ttree): Do not allocate it.
3739 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3740 LABEL_DECL_UID for label decls.
3741 (copy_node_stat): Do not copy restrict information.
3742 (decl_restrict_base_lookup): Remove.
3743 (decl_restrict_base_insert): Likewise.
3744 (print_restrict_base_statistics): Likewise.
3745 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3746 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3747 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3748 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3749 (LABEL_DECL_UID): Adjust.
3750 (DECL_BASED_ON_RESTRICT_P): Remove.
3751 (DECL_GET_RESTRICT_BASE): Likewise.
3752 (SET_DECL_RESTRICT_BASE): Likewise.
3753 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3755 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3756 instead of DECL_POINTER_ALIAS_SET.
3757 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3758 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3759 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3761 2009-06-29 Richard Guenther <rguenther@suse.de>
3763 PR tree-optimization/40579
3764 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3765 the IL to simplify has constants that overflowed.
3767 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3769 PR tree-optimization/40550
3770 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3771 vector_compute_type only when the size of vector_compute_type is
3772 less than the size of type.
3774 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3776 * fold-const.c (contains_label_1): Fix comments.
3777 (contains_label_p): Do not walk trees multiple time.
3779 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3781 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3782 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3783 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3784 ix86_fp_comparison_operator.
3785 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3786 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3787 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3788 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3789 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3790 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3791 (related splits): Change predicate to ix86_fp_comparison_operator.
3792 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3793 instead of ix86_fp_comparison_codes.
3794 (ix86_trivial_fp_comparison_operator,
3795 ix86_fp_comparison_operator): New.
3796 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3797 (ix86_expand_compare): Eliminate last two parameters.
3798 (ix86_fp_jump_nontrivial_p): Kill.
3799 * config/i386/i386.c (put_condition_code): Eliminate call to
3800 ix86_fp_comparison_codes and subsequent assertion.
3801 (ix86_fp_comparison_codes): Eliminate.
3802 (ix86_fp_swap_condition): New.
3803 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3804 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3805 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3806 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3807 and ix86_fp_swap_condition.
3808 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3809 Use ix86_fp_comparison_strategy.
3810 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3811 (ix86_fp_jump_nontrivial_p): Eliminate.
3812 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3813 call to ix86_expand_compare.
3814 (ix86_split_fp_branch, ix86_expand_setcc,
3815 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3816 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3818 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3820 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3821 related to jump_clobbers.
3822 * config/arm/arm.md (conds): Remove jump_clob case.
3823 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3824 splits): Change comparison_operator to arm_comparison_operator.
3825 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3828 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3830 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3831 condition for floating point modes.
3832 * expmed.c (emit_store_flag_1): Move here a bigger part
3834 (emit_store_flag): Try swapping the condition for floating point
3836 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3838 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3840 * expr.c (expand_expr_real_1): Just use do_store_flag.
3841 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3842 emit_store_flag_force.
3843 * expmed.c (emit_store_flag_force): Copy here trick
3844 previously in expand_expr_real_1. Try reversing the comparison.
3845 (emit_store_flag_1): Work if target is NULL.
3846 (emit_store_flag): Work if target is NULL, using the result mode
3847 from the comparison. Use split_comparison, restructure final part
3848 to simplify conditionals.
3850 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3852 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3853 * dojump.c (do_jump): Change handling of floating-point
3854 ops to use just do_compare_and_jump.
3855 (split_comparison): New.
3856 (do_compare_rtx_and_jump): Add here logic coming previously
3857 in do_jump, using split_comparison.
3859 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3862 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3864 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3866 * tree-ssa-alias.c: Fix unintentional commit.
3868 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3870 * passes.c (execute_one_pass): Fix unintentional commit.
3872 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3874 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3875 (df_rd_local_compute, df_md_local_compute): Inline them.
3877 (df_md_scratch): New.
3878 (df_md_alloc, df_md_free): Allocate/free it.
3879 (df_md_local_compute): Only include live registers in init.
3880 (df_md_transfer_function): Prune the in-set computed by
3881 the confluence function, and the gen-set too.
3883 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3885 PR rtl-optimization/26854
3886 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3887 * df-problems.c (df_rd_add_problem): Fix comment.
3888 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3889 df_md_simulate_artificial_defs_at_top,
3890 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3891 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3892 df_md_transfer_function, df_md_init, df_md_confluence_0,
3893 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3894 problem_MD, df_md_add_problem): New.
3895 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3896 df_md_get_bb_info): New.
3897 (DF_LAST_PROBLEM_PLUS1): Adjust.
3899 * Makefile.in (fwprop.o): Include domwalk.h.
3900 * fwprop.c: Include domwalk.h.
3901 (reg_defs, reg_defs_stack): New.
3902 (bitmap_only_bit_between): Remove.
3903 (process_defs): New.
3904 (process_uses): Use reg_defs and local_md instead of
3905 bitmap_only_bit_between and local_rd.
3906 (single_def_use_enter_block): New, from build_single_def_use_links.
3907 (single_def_use_leave_block): New.
3908 (build_single_def_use_links): Remove code moved to
3909 single_def_use_enter_block, invoke domwalk.
3910 (use_killed_between): Adjust comment.
3912 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3914 * bitmap.h (bitmap_ior_and_into): New.
3915 * bitmap.c (bitmap_ior_and_into): New.
3917 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3919 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3920 before_dom_children_before_stmts and after_dom_children_after_stmts.
3921 Rename the two remaining callbacks to just before_dom_children and
3922 after_dom_children. Remove other GIMPLE statement walking bits.
3923 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3924 * graphite.c: Do not include domwalk.h.
3925 * tree-into-ssa.c (interesting_blocks): New global.
3926 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3927 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3928 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3929 now that they're not domwalk callbacks.
3930 (rewrite_initialize_block): Rename to...
3931 (rewrite_enter_block): ... this, place after called functions. Test
3932 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3933 (rewrite_finalize_block): Rename to...
3934 (rewrite_leave_block): ... this, place after called functions.
3935 (rewrite_update_init_block): Rename to...
3936 (rewrite_update_enter_block): ... this, place after called functions.
3937 Test interesting_blocks, call rewrite_update_stmt and
3938 rewrite_update_phi_arguments.
3939 (rewrite_update_fini_block): Rename to...
3940 (rewrite_leave_block): ... this, place after called functions.
3941 (rewrite_blocks): Remove last argument, simplify initialization of
3943 (mark_def_sites_initialize_block): Rename to...
3944 (mark_def_sites_block): ... this, call mark_def_sites.
3945 (mark_def_sites_blocks): Remove argument, simplify initialization of
3947 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
3948 (update_ssa): Likewise.
3949 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
3951 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
3952 (dom_opt_initialize_block): Rename to...
3953 (dom_opt_enter_block): ... this, place after called functions. Walk
3954 statements here, inline propagate_to_outgoing_edges.
3955 (dom_opt_finalize_block): Rename to...
3956 (dom_opt_leave_block): ... this, place after called functions.
3957 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
3959 (dse_enter_block, dse_record_phi): New.
3960 (dse_record_phis): Delete.
3961 (dse_finalize_block): Rename to...
3962 (dse_leave_block): ... this.
3963 (tree_ssa_dse): Simplify initialization of walk_data.
3964 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
3965 Adjust initialization of walk_data.
3966 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
3967 * tree-ssa-loop-phiopt.c (get_non_trapping):
3968 Adjust initialization of walk_data.
3969 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
3970 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
3971 it's not a domwalk callback.
3972 (uncprop_initialize_block): Rename to...
3973 (dse_enter_block): ... this, call uncprop_into_successor_phis.
3974 (dse_finalize_block): Rename to...
3975 (dse_leave_block): ... this.
3976 (tree_ssa_uncprop): Simplify initialization of walk_data.
3977 * Makefile.in: Adjust dependencies.
3979 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
3981 * arm.md (casesi): Fix test for Thumb1.
3982 (thumb1_casesi_internal_pic): Likewise.
3983 (thumb1_casesi_dispatch): Likewise.
3985 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
3987 * config/arm/arm-cores.def: Added core cortex-m0.
3988 * config/arm/arm-tune.md: Regenerated.
3989 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
3991 2009-06-26 DJ Delorie <dj@redhat.com>
3993 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
3995 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
3996 the scheduler doesn't tag jump insns.
3998 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4000 * c-decl.c (merge_decls): Re-indent.
4002 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4005 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4006 Special-case decimal float constants.
4008 2009-06-26 Richard Henderson <rth@redhat.com>
4010 * function.h (struct function): Add cannot_be_copied_reason,
4011 and cannot_be_copied_set.
4012 * tree-inline.c (has_label_address_in_static_1): Rename from
4013 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4014 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4015 don't set inline_forbidden_reason.
4016 (copy_forbidden): New function, split out of inline_forbidden_p.
4017 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4018 (inline_forbidden_p): Use copy_forbidden.
4019 (tree_versionable_function_p): Likewise.
4020 (inlinable_function_p): Merge into tree_inlinable_function_p.
4021 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4022 * ipa-cp.c (ipcp_versionable_function_p): New function.
4023 (ipcp_cloning_candidate_p): Use it.
4024 (ipcp_node_modifiable_p): Likewise.
4026 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4028 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4029 that is marked not to be inlined. Remove flag_mudflap use.
4030 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4031 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4033 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4036 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4037 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4039 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4041 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4043 (__mingwthr_remove_key_dtor): Likewise.
4045 2009-06-26 Richard Guenther <rguenther@suse.de>
4047 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4049 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4052 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4053 try the non-cond_exec path also.
4055 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4058 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4059 (output_cbranch): Use new functions.
4060 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4063 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4064 Pat Haugen <pthaugen@us.ibm.com>
4065 Revital Eres <ERES@il.ibm.com>
4067 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4068 for %c error. Add %x support to print VSX registers as a unified
4069 register set, instead of separate float and altivec registers.
4070 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4071 %y case, and add support for VSX pre-modify addresses.
4072 (output_toc): Add assert for CONST containing an integer constant
4074 (rs6000_adjust_cost): Add POWER7 support.
4075 (insn_must_be_first_in_group): Ditto.
4076 (insn_must_be_last_in_group): Ditto.
4077 (rs6000_emit_popcount): Ditto.
4078 (rs6000_vector_mode_supported_p): Ditto.
4080 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4081 Change some of the functions called by macros to being called
4082 through a pointer, so debug functions can be inserted if
4083 -mdebug=addr or -mdebug=cost.
4084 (rs6000_preferred_reload_class_ptr): Ditto.
4085 (rs6000_secondary_reload_class_ptr): Ditto.
4086 (rs6000_secondary_memory_needed_ptr): Ditto.
4087 (rs6000_cannot_change_mode_class_ptr): Ditto.
4088 (rs6000_secondary_reload_inner): Ditto.
4089 (rs6000_legitimize_reload_address): Ditto.
4090 (rs6000_legitimize_reload_address_ptr): Ditto.
4091 (rs6000_mode_dependent_address): Ditto.
4092 (rs6000_mode_dependent_address_ptr): Ditto.
4094 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4095 function to return true if the mode allows reg + integer
4097 (virtual_stack_registers_memory_p): New function to return true if
4098 the address refers to a virtual stack register.
4099 (rs6000_legitimate_offset_address_p): Move code to say whether a
4100 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4102 (rs6000_legitimate_address_p): Add checks for modes that only can
4103 do reg+reg addressing. Start adding VSX support.
4104 (rs6000_legitimize_reload_address): Ditto.
4105 (rs6000_legitimize_address): Ditto.
4106 (rs6000_debug_legitimate_address_p): New debug functions for
4107 -mdebug=addr and -mdebug=cost.
4108 (rs6000_debug_rtx_costs): Ditto.
4109 (rs6000_debug_address_costs): Ditto.
4110 (rs6000_debug_adjust_cost): Ditto.
4111 (rs6000_debug_legitimize_address): Ditto.
4112 (rs6000_legitimize_reload_address_ptr): Point to call normal
4113 function or debug function. Make functions called via pointer
4115 (rs6000_mode_dependent_address_ptr): Ditto.
4116 (rs6000_secondary_reload_class_ptr): Ditto.
4117 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4118 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4119 into a friendlier error.
4120 (rs6000_init_builtins): Add initial VSX support.
4121 (rs6000_adjust_cost): Fix some spacing issues.
4123 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4124 (REG_CLASS_NAMES): Ditto.
4125 (REG_CLASS_CONTENTS): Ditto.
4126 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4127 pointer, to add -mdebug=addr support.
4128 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4129 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4130 -mdebug=addr support.
4131 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4132 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4133 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4135 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4137 (bswapsi*): Set attribute types for load/store. Add combiner
4138 patterns to eliminate zero extend on 64-bit.
4139 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4140 stdbrx if the hardware supports those instructions.
4142 2009-06-25 Ian Lance Taylor <iant@google.com>
4144 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4145 (Link Options): Document -static-libstdc++.
4147 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4150 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4151 DATA_ALIGNMENT instead.
4153 2009-06-25 Richard Guenther <rguenther@suse.de>
4155 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4156 indirect references against the callused/escaped solutions.
4157 (call_may_clobber_ref_p_1): Likewise.
4159 2009-06-25 Martin Jambor <mjambor@suse.cz>
4161 PR tree-optimization/40493
4162 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4163 (enum unscalarized_data_handling): New type.
4164 (handle_unscalarized_data_in_subtree): Return what has been done.
4165 (load_assign_lhs_subreplacements): Handle left flushes differently.
4166 (sra_modify_assign): Use unscalarized_data_handling, simplified
4167 condition determining whether to remove the statement.
4169 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4171 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4172 excerpt - @ should be doubled for texinfo.
4174 2009-06-24 Ian Lance Taylor <iant@google.com>
4176 * config/arc/arc.c: Include "df.h".
4177 (arc_attribute_table): Make static. Move higher in file.
4178 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4179 (output_shift): Initialize n later to avoid warning.
4180 * config/arm/arm.c (arm_attribute_table): Make static. Move
4182 * config/avr/avr.c (avr_attribute_table): Make static. Move
4184 (reg_class_tab): Change array type from int to enum reg_class.
4185 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4187 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4188 (lshrhi3_out): Likewise.
4189 (class_likely_spilled_p): Change return type to bool.
4190 (avr_rtx_costs): Use local code variable with enum type.
4191 * config/avr/avr.md (movmemhi): Use add_reg_note.
4192 (andhi3, andsi3): Don't use AS2 with "and".
4193 (iorhi3, iorsi3): Don't use AS2 with "or".
4194 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4195 * config/crx/crx.c: Include "df.h".
4196 (crx_attribute_table): Make static.
4197 * config/m32r/m32r.c: Include "df.h".
4198 (m32r_attribute_table): Make static. Move higher in file.
4199 (pop): Use add_reg_note.
4200 (block_move_call): Change 0 to LCT_NORMAL in function call.
4201 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4202 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4203 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4204 declare, not just when TREE_CODE is defined.
4205 * config/m68hc11/m68hc11.c: Include "expr.h".
4206 (m68hc11_attribute_table): Make static. Move higher in file.
4207 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4209 (m68hc11_register_indirect_p): Likewise.
4210 (m68hc11_function_arg_padding): Change return type to enum
4212 (emit_move_after_reload): Use add_reg_note.
4213 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4214 (m68hc11_split_logical): Likewise.
4215 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4217 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4218 to VOIDmode in function call.
4219 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4221 (m68hc11_split_logical): Update declaration.
4222 (m68hc11_function_arg_padding): Update declaration.
4223 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4224 to array of enum reg_class.
4225 (mcore_attribute_table): Make static. Move higher in file.
4226 (mcore_rtx_costs): Add cast to enum type.
4227 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4228 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4229 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4231 * config/sh/predicates.md (trapping_target_operand): Rename and to
4233 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4235 * config/spu/spu.c (spu_attribute_table): Make static. Move
4237 * config/v850/v850.c (v850_attribute_table): Make static. Move
4239 (v850_rtx_costs): Use local code with enum type.
4240 (expand_epilogue): Add cast.
4241 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4243 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4246 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4247 -m2a-single-only and -m2a-nofpu.
4248 * config/sh/sh.opt: Document m2a generates FPU code.
4250 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4252 * defaults.h (CAN_ELIMINATE): Provide default.
4253 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4254 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4255 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4256 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4257 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4258 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4259 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4260 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4261 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4262 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4264 2009-06-24 DJ Delorie <dj@redhat.com>
4266 * mep-ext-cop.cpu: Fix copyright notice.
4267 * mep-default: Fix copyright notice.
4268 * mep-core: Fix copyright notice.
4269 * mep: Fix copyright notice.
4270 * mep-ivc2: Fix copyright notice.
4271 * mep-c5: Fix copyright notice.
4273 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4275 * doc/contrib.texi (Contributors):
4277 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4280 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4281 src and dst operands if necessary.
4283 2009-06-23 DJ Delorie <dj@redhat.com>
4286 * config.gcc: Add mep support.
4287 * recog.c: Resurrect validate_replace_rtx_subexp().
4288 * recog.h: Likewise.
4289 * config/mep/: Add new port:
4290 * config/mep/constraints.md: New file.
4291 * config/mep/default.h: New file.
4292 * config/mep/intrinsics.h: New file.
4293 * config/mep/intrinsics.md: New file.
4294 * config/mep/ivc2-template.h: New file.
4295 * config/mep/mep-c5.cpu: New file.
4296 * config/mep/mep-core.cpu: New file.
4297 * config/mep/mep-default.cpu: New file.
4298 * config/mep/mep-ext-cop.cpu: New file.
4299 * config/mep/mep-intrin.h: New file.
4300 * config/mep/mep-ivc2.cpu: New file.
4301 * config/mep/mep-lib1.asm: New file.
4302 * config/mep/mep-lib2.c: New file.
4303 * config/mep/mep-pragma.c: New file.
4304 * config/mep/mep-protos.h: New file.
4305 * config/mep/mep-tramp.c: New file.
4306 * config/mep/mep.c: New file.
4307 * config/mep/mep.cpu: New file.
4308 * config/mep/mep.h: New file.
4309 * config/mep/mep.md: New file.
4310 * config/mep/mep.opt: New file.
4311 * config/mep/predicates.md: New file.
4312 * config/mep/t-mep: New file.
4314 2009-06-23 Ian Lance Taylor <iant@google.com>
4316 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4317 from loose_warn into c_loose_warn and from strict_warn into
4318 c_strict_warn. Set and substitute warn_cxxflags. Check for
4319 --enable-build-with-cxx. Set and substitute
4320 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4321 * Makefile.in (CXXFLAGS): New variable.
4322 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4323 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4324 the default is the same as $(STRICT_WARN).
4325 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4326 (CXX): New variable.
4327 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4328 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4329 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4330 (HOST_LIBS): New variable.
4331 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4332 (ALL_CXXFLAGS): New variable.
4333 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4334 * doc/install.texi (Configuration): Document
4335 --enable-build-with-cxx, --with-stage1-ldflags,
4336 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4337 * configure: Rebuild.
4339 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4341 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4342 from previous commit.
4344 2009-06-23 Ian Lance Taylor <iant@google.com>
4346 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4348 2009-06-23 Ian Lance Taylor <iant@google.com>
4350 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4351 with ATTRIBUTE_UNUSED.
4353 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4354 Pat Haugen <pthaugen@us.ibm.com>
4355 Revital Eres <eres@il.ibm.com>
4357 * config.in (HAVE_AS_POPCNTD): Add default definition.
4358 (HAVE_AS_LWSYNC): Ditto.
4360 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4362 (gcc_cv_as_powerpc_cmpb): Ditto.
4363 (gcc_cv_as_powerpc_dfp): Ditto.
4364 (gcc_cv_as_powerpc_vsx): Ditto.
4365 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4366 supporting the popcntd/lwsync instructions.
4367 (gcc_cv_as_powerpc_lwsync): Ditto.
4368 * configure: Regenerate.
4370 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4371 -mcpu=native and -mcpu=power7.
4372 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4374 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4375 a variable instead of a mask to reduce the number of mask bits.
4376 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4377 (-mbit-word): Ditto.
4378 (-mregnames): Ditto.
4379 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4380 (-mfused-madd): Ditto.
4382 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4384 (-mvsx): New switch for VSX instructions.
4385 (-misel): Move from a variable to a mask to allow it to be set by
4388 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4389 function declaration to an array declaration.
4390 (rs6000_hard_regno_nregs): New external array declaration.
4392 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4393 files included by rs6000.md.
4395 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4396 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4398 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4400 (rs6000_debug_reg): New -mdebug= variables.
4401 (rs6000_debug_addr): Ditto.
4402 (rs6000_debug_cost): Ditto.
4403 (rs6000_pmode): New variable to hold Pmode.
4404 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4405 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4406 calculated at compiler start.
4407 (rs6000_hard_regno_nregs): Change function to an array which holds
4408 HARD_REGNO_NREGS calculated at compiler start.
4409 (rs6000_explicit_options): Delete isel field.
4410 (rs6000_vector_unit): New array to hold which vector unit
4411 supports arithmetic options for a given type.
4412 (rs6000_vector_mem): New array to hold which vector unit supports
4413 memory reference operations for a given type.
4414 (rs6000_vector_align): New array to given the alignment of each
4416 (power7_cost): New basic costs for power7.
4417 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4418 (rs6000_hard_regno_nregs_internal): New function, moved from
4419 HARD_REGNO_NREGS, to calculate the number of registers each hard
4420 register takes for each type.
4421 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4422 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4423 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4424 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4425 unit information here so it is calculated once at compiler startup
4427 (rs6000_override_options): Make -misel a target mask. Add more
4428 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4429 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4431 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4432 (rs6000_handle_option): Move -misel from variable to target mask.
4433 (rs6000_builtin_mask_for_load): Add VSX support.
4434 (rs6000_conditional_register_usage): Ditto.
4435 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4436 (function_arg_boundary): Ditto.
4437 (rs6000_expand_builtin): Ditto.
4438 (def_builtin): Make abort message a little friendlier.
4439 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4441 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4442 assembler support the popcntd instruction instead of a vsx
4443 instruction to enable power7 support.
4444 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4445 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4446 option to the assembler if -mcpu=native.
4447 (ASM_CPU_NATIVE_SPEC): Ditto.
4448 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4450 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4451 the lwsync instruction.
4452 (enum processor_type): Add PROCESSOR_POWER7.
4453 (rs6000_debug_reg): New -mdebug= options.
4454 (rs6000_debug_addr): Ditto.
4455 (rs6000_debug_cost): Ditto.
4456 (rs6000_isel): Delete.
4457 (enum rs6000_vector): New enum to say what vector unit we have.
4458 (VECTOR_UNIT_*): New macros to say which vector unit has
4459 arithmetic operations for a given type.
4460 (VECTOR_MEM_*): New macros to say which vector unit has memory
4461 operations for a given type.
4462 (TARGET_LDBRX): Whether the machine supports the ldbrx
4464 (TARGET_ISEL): Delete, -misel moved to be a mask.
4465 (TARGET_ISEL64): New macro for 64-bit isel support.
4466 (UNITS_PER_VSX_WORD): New macro.
4467 (POINTER_SIZE): Move to be an external variable, rather than
4468 calculating whether we are generating 32 ot 64-bit code.
4470 (STACK_BOUNDARY): Add VSX support.
4471 (LOCAL_ALIGNMENT): Ditto.
4472 (SLOW_UNALIGNED_ACCESS): Ditto.
4473 (VSX_REGNO_P): New macro for VSX support.
4474 (VFLOAT_REGNO_P): Ditto.
4475 (VINT_REGNO_P): Ditto.
4476 (VLOGICAL_REGNO_P): Ditto.
4477 (VSX_VECTOR_MODE): Ditto.
4478 (VSX_SCALAR_MODE): Ditto.
4480 (VSX_MOVE_MODE): Ditto.
4481 (VSX_REG_CLASS_P): Ditto.
4482 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4484 (UNITS_PER_SIMD_WORD): Add VSX support.
4485 (MODES_TIEABLE_P): Ditto.
4486 (STARTING_FRAME_OFFSET): Ditto.
4487 (STACK_DYNAMIC_OFFSET): Ditto.
4488 (EPILOGUE_USES): Ditto.
4489 (REGNO_REG_CLASS): Move to array lookup.
4490 (CLASS_MAX_NREGS): Ditto.
4491 (rs6000_vector_reg_class): Add declaration.
4492 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4493 overlap with the floating point and Altivec registers.
4495 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4497 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4498 give the appropriate asm switches if -mcpu=native.
4499 (host_detect_local_cpu): Add support for "asm".
4500 (host_detect_local_cpu): Follow GNU code guidelines for name.
4502 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4503 -mbit-word to a variable instead of being a target mask.
4505 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4506 emit the lwsync instruction instead of emitting the instruction as
4507 an integer constant.
4509 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4510 fixuns_trundfsi2, move expander into rs6000.md.
4512 * config/rs6000/rs6000.md (cpu): Add power7.
4513 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4514 (logical predicate patterns): Change the single instruction
4515 primitives that set CR0 to be fast_compare instead of compare.
4517 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4518 (popcntddi2): Ditto.
4519 (popcount<mode>): Ditto.
4520 (floating multiply/add insns): Name the floating point
4522 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4523 (isel_unsigned_<mode>): Ditto.
4524 (fixuns_trundfsi2): Move expander here from spe.md.
4525 (smindi3): Define if we have -misel on 64-bit systems.
4530 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4532 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4534 * config/avr/avr.c (avr_current_device): New variable.
4535 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4536 (avr_arch, mcu_type_s): Move to avr.h.
4537 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4538 default_data_section_start fields.
4539 (avr_arch): Moved from avr.c.
4540 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4541 library_name fields.
4542 (avr_current_device, avr_mcu_types, avr_arch_types,
4543 avr_device_to_arch, avr_device_to_data_start,
4544 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4545 (EXTRA_SPEC_FUNCTIONS): Define.
4546 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4547 options mapping. Use device_to_arch and device_to_data_start insted.
4548 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4549 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4550 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4551 * config/avr/driver-avr.c: New file.
4552 * config/avr/avr-devices.c: New file.
4554 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4556 * var-tracking.c (unshare_variable): Force initialized to
4557 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4558 (set_variable_part): Likewise.
4559 (struct variable_union_info): Remove pos_src field.
4560 (vui_vec, vui_allocated): New variables.
4561 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4562 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4563 == 1 use a simpler sorting algorithm. Compute pos field right
4564 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4565 Avoid quadratic comparison if !flag_var_tracking_uninit.
4566 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4567 unshare_variable unconditionally.
4568 (dataflow_set_different_2): Removed.
4569 (dataflow_set_different): Don't traverse second hash table.
4570 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4571 unconditionally to var_reg_set or var_mem_set.
4572 (emit_notes_in_bb): Likewise.
4573 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4575 (emit_note_insn_var_location): Don't set initialized to
4576 VAR_INIT_STATUS_INITIALIZED early.
4577 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4579 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4581 * tree-object-size.c (addr_object_size): Instead of checking
4582 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4583 are no FIELD_DECLs following it.
4585 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4587 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4588 order to match bswaps with signed source operands.
4590 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4592 * sdbout.c (sdbout_one_type): Fix braces in switch.
4594 2009-06-23 Richard Guenther <rguenther@suse.de>
4596 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4598 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4599 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4600 var_callused, callused_tree, var_storedanything, storedanything_tree,
4601 var_integer, integer_tree): Remove global variables.
4602 (new_var_info): Do not pass new id, append the new var to the
4603 global variable vector.
4604 (do_ds_constraint): Use is_global_var member of the variable-info.
4605 (new_scalar_tmp_constraint_exp): Adjust.
4606 (create_function_info_for): Likewise.
4607 (create_variable_info_for): Likewise.
4608 (find_what_var_points_to): Remove dead code.
4609 (init_base_vars): Simplify.
4610 (compute_points_to_sets): Adjust.
4612 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4614 * combine.c (try_combine): Dump information about the insns we're
4617 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4619 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4620 check when calling force_to_mode on TRUNCATE's operand.
4622 2009-06-22 Ian Lance Taylor <iant@google.com>
4624 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4626 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4628 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4630 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4632 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4633 override library linkage flags such as -static-libgcc or
4636 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4638 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4640 2009-06-22 Ian Lance Taylor <iant@google.com>
4642 * config/linux.opt: Put mglibc ahead of muclibc.
4644 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4645 for duplicate decls.
4647 2009-06-22 Matthias Klose <doko@ubuntu.com>
4649 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4651 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4654 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4655 instead of NULL if a parser error occurs.
4657 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4659 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4660 non-DWARF2_DEBUGGING_INFO version.
4662 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4664 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4665 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4667 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4668 (LIBGCC2_TF_CEXT): Define.
4671 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4674 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4676 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4678 * config/arm/arm.c (arm_override_options): Disable
4679 -mcaller-super-interworking and -mcallee-super-interworking.
4680 * doc/invoke.texi (ARM Options): Document this.
4682 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4684 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4685 * config/arm/constraints.md (j): New constraint for movw operands.
4686 (N): Remove thumb2 meaning.
4687 * config/arm/arm.md (*arm_movw): Delete.
4688 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4689 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4690 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4692 2009-06-22 Martin Jambor <mjambor@suse.cz>
4694 PR tree-optimization/40492
4695 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4696 build_ref_for_offset.
4698 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4700 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4701 JUMP_TABLE_DATA_P predicates where applicable.
4702 * auto-inc-dec.c: Ditto.
4703 * builtins.c: Ditto.
4704 * caller-save.c: Ditto.
4706 * cfgcleanup.c: Ditto.
4707 * cfglayout.c: Ditto.
4710 * combine-stack-adj.c: Ditto.
4716 * dwarf2asm.c: Ditto.
4717 * dwarf2out.c: Ditto.
4718 * emit-rtl.c: Ditto.
4724 * function.c: Ditto.
4727 * genpreds.c: Ditto.
4728 * genrecog.c: Ditto.
4730 * ira-costs.c: Ditto.
4731 * ira-lives.c: Ditto.
4734 * lower-subreg.c: Ditto.
4735 * modulo-sched.c: Ditto.
4737 * postreload.c: Ditto.
4738 * print-rtl.c: Ditto.
4747 * sched-vis.c: Ditto.
4749 * sel-sched-ir.c: Ditto.
4750 * simplify-rtx.c: Ditto.
4751 * targhooks.c: Ditto.
4752 * var-tracking.c: Ditto.
4753 * vmsdbgout.c: Ditto.
4755 2009-06-22 Matthias Klose <doko@ubuntu.com>
4757 * Makefile.in (install-plugin): Always use DESTDIR.
4759 2009-06-22 Olivier Hainque <hainque@adacore.com>
4761 * config/pa/pa.c (output_call): Don't optimize post call jumps
4762 into return address adjustments if the call may throw.
4764 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4766 * arm.c (thumb1_output_casesi): New function.
4767 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4768 optimizing for size or PIC.
4769 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4770 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4771 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4772 (thumb1_casesi_internal_pic): New expand rule.
4773 (thumb1_casesi_dispatch): New pattern.
4774 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4776 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4777 in the text seciton when PIC or optimizing for size.
4778 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4779 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4780 preservation properties of code.
4781 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4782 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4783 (__gnu_thumb1_case_si): New function.
4784 * t-arm (LIB1ASMSRC): Define here.
4785 (LIB1ASMFUNCS): Add some common functions.
4786 * t-arm-elf (LIB1ASMSRC): Delete.
4787 (LIB1ASMFUNCS): Append to existing set.
4788 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4789 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4790 * t-symbian (LIB1ASMFUNCS): Likewise.
4791 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4792 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4794 2009-06-21 Richard Guenther <rguenther@suse.de>
4796 PR tree-optimization/38729
4797 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4798 to loops with a single exit if -fno-expensive-optimizations.
4800 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4802 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4803 (dataflow_set): Change vars type from htab_t to shared_hash.
4804 (shared_hash_pool, empty_shared_hash): New variables.
4805 (vars_clear): Removed.
4806 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4807 shared_hash_find_slot_unshare, shared_hash_find_slot,
4808 shared_hash_find_slot_noinsert, shared_hash_find): New
4810 (shared_hash_unshare, shared_hash_destroy): New functions.
4811 (unshare_variable): Unshare set->vars if shared, use
4813 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4814 (get_init_value, find_src_set_src, dump_dataflow_set,
4815 clobber_variable_part, emit_notes_for_differences): Use
4817 (dataflow_set_init): Remove second argument, set vars to
4818 empty_shared_hash instead of creating a new htab.
4819 (dataflow_set_clear): Call shared_hash_destroy and set vars
4820 to empty_shared_hash instead of calling vars_clear.
4821 (dataflow_set_copy): Don't call vars_copy, instead just share
4822 the src htab with dst.
4823 (variable_union): Use shared_hash_*, use initially NO_INSERT
4824 lookup if set->vars is shared. Don't keep slot cleared before
4825 calling unshare_variable. Unshare set->vars if needed.
4826 Even ->refcount == 1 vars must be unshared if set->vars is shared
4827 and var needs to be modified.
4828 (variable_canonicalize): New function.
4829 (dataflow_set_union): If dst->vars is empty, just share src->vars
4830 with dst->vars and traverse with variable_canonicalize to canonicalize
4831 and unshare what is needed.
4832 (dataflow_set_different): If old_set and new_set use the same shared
4833 htab, they aren't different. If number of htab elements is different,
4834 htabs are different. Use shared_hash_*.
4835 (dataflow_set_destroy): Call shared_hash_destroy instead of
4837 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4838 second argument to dataflow_set_init.
4839 (vt_initialize): Likewise. Initialize shared_hash_pool and
4840 empty_shared_hash, move bb in/out initialization afterwards.
4841 Use variable_htab_free instead of NULL as changed_variables del hook.
4842 (variable_was_changed): Change type of second argument to pointer to
4843 dataflow_set. When inserting var into changed_variables, bump
4844 refcount. Unshare set->vars if set is shared htab and slot needs to
4846 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4847 lookup if set->vars is shared. Unshare set->vars if needed.
4848 Even ->refcount == 1 vars must be unshared if set->vars is shared
4849 and var needs to be modified. Adjust variable_was_changed caller.
4850 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4851 vars must be unshared if set->vars is shared and var needs to be
4852 modified. Adjust variable_was_changed caller.
4853 (emit_note_insn_var_location): Don't pool_free var.
4854 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4856 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4857 free_alloc_pool on shared_hash_pool.
4859 2009-06-20 Anthony Green <green@moxielogic.com>
4861 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4862 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4864 2009-06-20 Richard Guenther <rguenther@suse.de>
4866 * tree-ssa-structalias.c (find_func_aliases): For memset use
4867 a constraint from NULL if we memset to zero.
4868 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4869 we explicitly handle that do not read from memory.
4870 (call_may_clobber_ref_p_1): Properly handle builtins that may
4873 2009-06-20 Richard Guenther <rguenther@suse.de>
4875 PR tree-optimization/40495
4876 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4877 (new_scalar_tmp_constraint_exp): New function.
4878 (process_constraint): Do not create temporary decls.
4879 (process_all_all_constraints): Likewise.
4880 (handle_const_call): Likewise.
4881 (create_function_info_for): Do not set decl.
4883 2009-06-19 Ian Lance Taylor <iant@google.com>
4885 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4886 (rs6000_attribute_table): Make static; move before use.
4888 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4890 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4891 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4892 Propagate the TREE_READONLY flag without overwriting it.
4893 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4894 Propagate the TREE_READONLY flag onto the result.
4895 (process_call_operands): Move around. Use correct constant value.
4897 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4900 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4901 * config/arm/arm.md: Likewise.
4903 2009-06-19 Ian Lance Taylor <iant@google.com>
4905 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4906 to GIMPLE_ERROR_MARK.
4908 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4909 op2_original_type parameters. Warn about using different enum types.
4910 * c-parser.c (c_parser_conditional_expression): Pass original
4911 types to build_conditional_expr.
4912 * c-tree.h (build_conditional_expr): Update declaration.
4914 2009-06-19 Ian Lance Taylor <iant@google.com>
4916 * config/i386/i386.c (ix86_function_specific_save): Test that
4917 fields match values, rather than testing the values are in a
4920 2009-06-19 Richard Guenther <rguenther@suse.de>
4922 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4924 (ptr_derefs_may_alias_p): Likewise.
4925 (ptr_deref_may_alias_ref_p_1): New function.
4926 (ptr_deref_may_alias_ref_p): Likewise.
4927 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4928 covered by looking at the ESCAPED solution.
4929 (call_may_clobber_ref_p_1): Likewise.
4930 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4931 Handle NULL_TREE offset. Do not produce redundant constraints.
4932 (process_all_all_constraints): New helper function.
4933 (do_structure_copy): Use it.
4934 (handle_lhs_call): Likewise.
4935 (find_func_aliases): Handle some builtins with pointer arguments
4936 and/or return values explicitly.
4938 2009-06-19 Ian Lance Taylor <iant@google.com>
4940 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4942 2009-06-19 Ian Lance Taylor <iant@google.com>
4944 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
4946 2009-06-19 Ian Lance Taylor <iant@google.com>
4948 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
4949 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
4952 * c-decl.c (finish_decl): If -Wc++-compat, warn about
4953 uninitialized const.
4955 2009-06-19 Ian Lance Taylor <iant@google.com>
4957 * dse.c (struct store_info): Rename bitmap field to bmap. Change
4960 * c-decl.c (in_struct, struct_types): Remove.
4961 (struct c_binding): Add in_struct field.
4962 (c_binding_ptr): Define type, along with VEC.
4963 (struct c_struct_parse_info): Define.
4964 (struct_parse_info): New static variable.
4965 (bind): Initialize in_struct field.
4966 (start_struct): Remove enclosing_in_struct and
4967 enclosing_struct_types parameters. Add
4968 enclosing_struct_parse_info parameter. Change all callers. Set
4969 struct_parse_info rather than in_struct and struct_types.
4970 (grokfield): If -Wc++-compat and there is a symbol binding for the
4971 field name, set the in_struct flag and push it on the
4972 struct_parse_info->fields vector.
4973 (warn_cxx_compat_finish_struct): New static function.
4974 (finish_struct): Remove enclosing_in_struct and
4975 enclosing_struct_types parameters. Add
4976 enclosing_struct_parse_info parameter. Change all callers. Don't
4977 set C_TYPE_DEFINED_IN_STRUCT here. Call
4978 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
4979 parameter. Only push on struct_types if warn_cxx_compat.
4980 (finish_enum): Only push on struct_types if warn_cxx_compat.
4981 (declspecs_add_type): Add loc parameter. Change all callers.
4982 Change all error calls to error_at. Pass loc, not input_location,
4983 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
4984 defined in a struct. If -Wc++-compat and parsing a struct, record
4985 that a typedef name was used.
4986 * c-parser.c (c_parser_declspecs): Get location to pass to
4988 (c_parser_struct_or_union_specifier): Update calls to start_struct
4990 * c-tree.h (struct c_struct_parse_info): Declare.
4991 (finish_struct, start_struct): Update declarations.
4992 (declspecs_add_type): Update declaration.
4994 2009-06-19 Ian Lance Taylor <iant@google.com>
4996 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
4997 variable with an anonymous type.
4999 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5001 * see.c: Remove for real.
5003 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5005 * optabs.h (enum optab_index): Add new OTI_significand.
5006 (significand_optab): Define corresponding macro.
5007 * optabs.c (init_optabs): Initialize significand_optab.
5008 * genopinit.c (optabs): Implement significand_optab using
5009 significand?f2 patterns.
5010 * builtins.c (expand_builtin_mathfn): Handle
5011 BUILT_IN_SIGNIFICAND{,F,L}.
5012 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5013 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5015 * config/i386/i386.md (significandxf2, significand<mode>2): New
5016 expanders to implement significandf, significand and significandl
5017 built-ins as inline x87 intrinsics.
5019 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5021 * config/avr/avr.c (avr_override_options): Remove setting value of
5022 PARAM_INLINE_CALL_COST.
5024 2009-06-18 Richard Henderson <rth@redhat.com>
5027 * tree-pass.h (TDF_ASMNAME): New.
5028 * tree-dump.c (dump_options): Add asmname.
5029 * doc/invoke.texi: Document it.
5031 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5032 (dump_decl_name): ...here.
5033 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5034 (dump_generic_node): Update dump_function_name calls.
5035 (print_call_name): New flags arg; update all dump calls.
5036 * diagnostic.h (print_call_name): Update.
5037 * gimple-pretty-print.c (dump_gimple_call): Update.
5039 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5042 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5044 2009-06-18 Diego Novillo <dnovillo@google.com>
5046 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5047 * plugin.c (str_license): Declare.
5048 (try_init_one_plugin): Assert that the symbol
5049 'plugin_is_GPL_compatible' exists.
5051 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5054 * Makefile.in (OBJS-common): Remove see.o.
5056 * common.opt (fsee): Mark as preserved for backward compatibility.
5057 * opts.c (common_handle_option): Add OPT_fsee to the backward
5058 compatibility section.
5059 * passes.c (init_optimization_passes, pass_see): Remove pass.
5060 * timevar.def (TV_SEE): Remove.
5061 * tree-pass.h (pass_see): Remove declaration.
5062 * doc/invoke.texi (-fsee): Remove documentation.
5064 2009-06-18 Martin Jambor <mjambor@suse.cz>
5066 * tree-sra.c: Include statistics.h
5067 (sra_stats): New variable.
5068 (sra_initialize): Clear sra_stats.
5069 (create_access_replacement): Increment sra_stats.replacements.
5070 (get_access_replacement): Do not return twice.
5071 (analyze_all_variable_accesses): Increment statistics counter by the
5072 number of scalarized aggregates.
5073 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5074 (sra_modify_expr): Increment sra_stats.exprs.
5075 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5076 (sra_modify_assign): Increment sra_stats.exprs,
5077 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5078 (perform_intra_sra): Update statistics counters.
5079 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5081 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5083 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5084 (arm_scalar_mode_supported_p): New function.
5086 2009-06-18 Paul Brook <paul@codesourcery.com>
5087 Sandra Loosemore <sandra@codesourcery.com>
5089 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5090 (__extendhfsf2, __truncsfhf2): Define.
5091 * config/arm/fp16.c: New file.
5092 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5093 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5095 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5097 * doc/extend.texi (Half-Precision): New section.
5098 * doc/invoke.texi (Option Summary): List -mfp16-format.
5099 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5100 * config/arm/arm.opt (mfp16-format=): New.
5101 * config/arm/arm.c: Include intl.h.
5102 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5103 (TARGET_INVALID_RETURN_TYPE): Redefine.
5104 (TARGET_PROMOTED_TYPE): Redefine.
5105 (TARGET_CONVERT_TO_TYPE): Redefine.
5106 (arm_fp16_format): Define.
5107 (all_fpus): Add entry for neon-fp16.
5108 (fp_model_for_fpu): Likewise.
5109 (struct fp16_format): Declare.
5110 (all_fp16_formats): Define.
5111 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5113 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5115 (arm_legitimate_index_p): Treat HFmode like HImode.
5116 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5117 (coproc_secondary_reload_class): Special-case HFmode.
5118 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5119 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5120 (arm_init_fp16_builtins): New.
5121 (arm_init_builtins): Call it.
5122 (arm_invalid_parameter_type): New.
5123 (arm_invalid_return_type): New.
5124 (arm_promoted_type): New.
5125 (arm_convert_to_type).
5126 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5128 (arm_emit_fp16_const): New function.
5129 (arm_mangle_type): Mangle __fp16 as "Dh".
5130 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5132 (TARGET_NEON_FP16): New.
5133 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5134 (enum fputype): Add FPUTYPE_NEON_FP16.
5135 (enum arm_fp16_format_type): Declare.
5136 (arm_fp16_format): Declare.
5137 (LARGEST_EXPONENT_IS_NORMAL): Define.
5138 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5139 * config/arm/arm-modes.def (HFmode): Define.
5140 * config/arm/vfp.md: (*movhf_vfp): New.
5143 * config/arm/arm.md: (fpu): Add neon_fp16.
5144 (floatsihf2, floatdihf2): New.
5145 (fix_trunchfsi2, fix_trunchfdi2): New.
5149 (*arm32_movhf): New.
5150 (*thumb1_movhf): New.
5151 (consttable_2): Add check for HFmode constants.
5152 (consttable_4): Handle HFmode constants.
5154 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5156 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5158 2009-06-17 Olivier Hainque <hainque@adacore.com>
5160 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5161 const char ** conversion in AIX specific section.
5163 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5165 * config/i386/i386.c (ix86_special_builtin_type): Remove
5166 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5167 (bdesc_special_args): Updated.
5168 (ix86_init_mmx_sse_builtins): Likewise.
5169 (ix86_expand_special_args_builtin): Likewise.
5171 2009-06-17 Richard Henderson <rth@redhat.com>
5173 * tree-pretty-print.c (maybe_dump_asm_name): New.
5174 (dump_decl_name): Use it.
5175 (PRINT_FUNCTION_NAME): Merge into...
5176 (dump_function_name): ... here. Use maybe_dump_asm_name.
5178 2009-06-17 Cary Coutant <ccoutant@google.com>
5180 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5182 * debug.c (struct gcc_debug_hooks): Change placeholder for
5184 (debug_nothing_int_charstar_int): Replaced by...
5185 (debug_nothing_int_charstar_int_bool): ...this.
5186 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5187 source_line prototype.
5188 (debug_nothing_int_charstar_int): Replaced by...
5189 (debug_nothing_int_charstar_int_bool): ...this.
5190 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5191 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5192 Output is_stmt operand when necessary.
5193 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5194 (notice_source_line): Add is_stmt parameter.
5195 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5196 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5198 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5199 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5201 2009-06-17 Ian Lance Taylor <iant@google.com>
5203 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5205 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5208 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5210 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5211 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5212 tree_strip_sign_nop_conversions and
5213 tree_ssa_strip_useless_type_conversions rather than stripping
5214 the operations here.
5215 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5217 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5218 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5219 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5220 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5223 2009-06-17 Michael Eager <eager@eagercon.com>
5225 * config/rs6000/constraints.md (register_constraint "d"): New.
5226 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5227 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5228 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5229 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5230 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5231 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5232 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5233 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5234 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5235 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5237 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5238 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5239 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5240 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5241 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5242 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5243 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5244 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5245 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5246 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5247 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5248 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5249 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5250 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5252 2009-06-16 Ian Lance Taylor <iant@google.com>
5254 * profile.c (total_num_never_executed): Don't define.
5255 (compute_branch_probabilities): Don't count or print
5257 (init_branch_prob): Don't set total_num_never_executed.
5258 (end_branch_prob): Don't print total_num_never_executed.
5260 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5262 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5264 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5266 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5267 (nabstd2_fpr): Same.
5269 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5271 * expr.c (expand_assignment): Change complex type check.
5273 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5275 * doc/plugins.texi (Building GCC plugins): Added new section.
5277 2009-06-17 Ian Lance Taylor <iant@google.com>
5279 * c-pch.c (get_ident): Don't set size of templ array.
5280 (pch_init): Don't set size of partial_pch array.
5282 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5283 string constant to intialize an array whose size is the length of
5286 2009-06-17 Richard Guenther <rguenther@suse.de>
5288 PR tree-optimization/40389
5289 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5290 to addressable types.
5291 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5293 2009-06-17 Richard Guenther <rguenther@suse.de>
5296 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5297 if there is no evolution of left in the loop bail out.
5298 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5299 chrec_fold_multiply.
5301 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5302 Janis Johnson <janis187@us.ibm.com>
5305 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5306 for the symbol ref of a constant that is the source of a move
5307 - nor for any other not-obvious-label-ref constants.
5309 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5311 * plugin.c (position_pass): Skip newly inserted pass during list
5312 traversal to avoid repeated insertion.
5314 2009-06-16 Ian Lance Taylor <iant@google.com>
5316 * vec.h (VEC_stack_alloc): Define different version if
5317 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5318 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5319 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5320 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5322 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5324 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5326 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5327 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5328 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5329 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5330 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5331 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5332 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5333 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5334 __builtin_ia32_rdtscp.
5335 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5336 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5337 and __builtin_ia32_rorhi.
5338 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5339 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5340 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5341 (ix86_expand_args_builtin): Likewise.
5342 (ix86_expand_special_args_builtin): Likewise.
5344 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5345 (UNSPECV_RDTSC): Likewise.
5346 (UNSPECV_RDPMC): Likewise.
5347 (*bsr): Renamed to ...
5349 (*bsr_rex64): Renamed to ...
5353 (*rdpmc_rex64): Likewise.
5356 (*rdtsc_rex64): Likewise.
5358 (*rdtscp): Likewise.
5359 (*rdtscp_rex64): Likewise.
5361 * config/i386/ia32intrin.h: New.
5363 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5365 2009-06-16 Ian Lance Taylor <iant@google.com>
5367 * ira-build.c (copy_info_to_removed_store_destinations):
5368 Initialize parent_a.
5370 2009-06-16 Ian Lance Taylor <iant@google.com>
5372 * c-decl.c (grokdeclarator): Change size_varies to bool.
5374 2009-06-16 Ian Lance Taylor <iant@google.com>
5376 * sel-sched.c: Make forward declarations of move_op_hooks and
5377 fur_hooks explicitly extern.
5379 2009-06-16 Ian Lance Taylor <iant@google.com>
5381 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5382 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5384 2009-06-16 Ian Lance Taylor <iant@google.com>
5386 * resource.c (mark_referenced_resources): Change
5387 include_delayed_effects parameter to bool. Change all callers.
5388 (mark_end_of_function_resources): Likewise.
5389 * reorg.c (insn_references_resource_p): Likewise.
5390 (insn_sets_resource_p): Likewise.
5391 * resource.h (mark_referenced_resources): Update declaration.
5392 (mark_end_of_function_resources): Update declaration.
5394 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5396 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5398 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5400 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5401 GCC can bootstrap on AIX with GNU Binutils 2.20.
5403 2009-06-16 Ian Lance Taylor <iant@google.com>
5405 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5407 2009-06-16 Ian Lance Taylor <iant@google.com>
5409 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5410 inline, not extern inline.
5411 (exact_log2): Likewise.
5412 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5414 (exact_log2): Likewise, but don't test CTZ_HWI.
5416 2009-06-16 Ian Lance Taylor <iant@google.com>
5418 * bitmap.c (bitmap_clear): Don't declare as inline.
5419 * gimple.c (gimplify_assign): Likewise.
5420 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5421 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5422 (sched_scan_info): Remove duplicate definition.
5424 2009-06-16 Ian Lance Taylor <iant@google.com>
5426 * c-common.c (skip_evaluation): Don't define.
5427 (c_inhibit_evaluation_warnings): Define global variable.
5428 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5429 than skip_evaluation.
5430 (convert_and_check, warn_for_div_by_zero): Likewise.
5431 * c-common.h (skip_evaluation): Don't declare.
5432 (c_inhibit_evaluation_warnings): Declare.
5433 * c-parser.c (c_parser_typeof_specifier): Set
5434 c_inhibit_evaluation_warnings rather than skip_evaluation.
5435 (c_parser_conditional_expression): Likewise.
5436 (c_parser_binary_expression): Likewise.
5437 (c_parser_sizeof_expression): Likewise.
5438 (c_parser_alignof_expression): Likewise.
5439 * c-typeck.c (build_indirect_ref): Check
5440 c_inhibit_evaluation_warnings rather than skip_evaluation.
5441 (build_conditional_expr, build_binary_op): Likewise.
5443 2009-06-16 Richard Guenther <rguenther@suse.de>
5445 * tree-ssa-alias.c (is_escape_site): Remove.
5446 * tree-ssa-alias.h (enum escape_type): Remove.
5447 (is_escape_site): Likewise.
5448 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5449 via casts and asms without deferring to is_escape_site.
5451 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5454 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5455 use gen_lowpart if op0 has complex mode.
5457 2009-06-16 Richard Guenther <rguenther@suse.de>
5459 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5460 variables add them to ESCAPED.
5461 (find_func_aliases): Do not make all indirectly stored values escaped.
5463 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5465 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5468 2009-06-16 Martin Jambor <mjambor@suse.cz>
5470 PR tree-optimization/40432
5471 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5472 check whether we need to force gimple register operand.
5474 2009-06-16 Martin Jambor <mjambor@suse.cz>
5476 PR tree-optimization/40413
5477 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5478 build_ref_for_offset.
5479 (propagate_subacesses_accross_link): Fix a typo in a comment.
5481 2009-06-16 Ira Rosen <irar@il.ibm.com>
5483 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5484 with additional parameter.
5485 * tree-vectorizer.h (enum vect_def_type): Add new value
5487 (enum vect_relevant): Add comments.
5488 (vect_is_simple_reduction): Add new argument.
5489 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5490 Detect nested cycles.
5491 (vect_is_simple_reduction): Update documentation, add an argument to
5492 distinguish inner-loop reduction from nested cycle, detect nested
5493 cycles, fix printings and indentation, don't swap operands in case
5495 (get_initial_def_for_reduction): Handle subtraction.
5496 (vect_create_epilog_for_reduction): Add new argument to specify
5498 (vect_finalize_reduction): Handle subtraction, fix comments.
5499 (vectorizable_reduction): Handle nested cycles. In case of nested
5500 cycle keep track of the reduction variable position. Call
5501 vect_is_simple_reduction with additional parameter. Use original
5502 statement code in reduction epilogue for nested cycle. Call
5503 vect_create_epilog_for_reduction with additional parameter.
5504 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5505 inner-loop vectorization.
5506 (vect_recog_widen_sum_pattern): Likewise.
5507 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5509 (vect_mark_stmts_to_be_vectorized): Likewise.
5510 (vect_get_vec_def_for_operand): Handle nested cycles.
5512 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5514 * doc/invoke.texi (Debugging Options): Fix option index entries
5515 for -fdump-statistics, -frandom-seed add entries for
5516 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5517 (FRV Options): Fix entries for -mTLS, -mtls.
5518 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5519 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5520 (M68hc1x Options): Fix @itemx for -mnominmax.
5521 (MCore Options): Fix entry for -mno-lsim.
5522 (MMIX Options): Fix entry for -mabi=mmixware.
5523 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5525 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5527 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5528 Mention the plugin mode of gengtype.
5529 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5530 * gengtype.c: Updated copyright.
5531 (plugin_files, nb_plugin_files) Added new static variables.
5532 (measure_input_list) Care about plugin_files.
5533 (write_rtx_next): Added early return in plugin mode.
5534 (create_file): Updated copyright year in generated file. Added
5536 (oprintf): Added early return if NULL outf.
5537 (get_output_file_with_visibility): Care of plugin_files.
5538 (get_output_file_name): May return null.
5539 (write_local): Added early return.
5540 (put_mangled_filename): Ditto.
5541 (finish_root_table): Added check for base_files.
5542 (write_roots): Care about null when plugins.
5543 (main): Added plugin mode.
5545 2009-06-15 Ian Lance Taylor <iant@google.com>
5547 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5548 * gcov.c (read_count_file): Add braces around variables declared
5551 * c.opt (Wjump-misses-init): New warning.
5552 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5553 -Wall and -Wc++-compat if not already set.
5554 (c_common_post_options): Clear warn_jump_misses_init if it was not
5556 * c-decl.c (struct c_binding): Change type field to a union with
5557 new label field. Make it the first field in the struct. Update
5558 references to type to use u.type instead.
5559 (struct c_spot_bindings): Define.
5560 (struct c_goto_bindings): Define.
5561 (c_goto_bindings_p): Define, along with VECs.
5562 (struct c_label_vars): Define.
5563 (struct c_scope): Add has_label_bindings field.
5564 (bind_label, set_spot_bindings): New static functions.
5565 (decl_jump_unsafe, update_spot_bindings): New static functions.
5566 (update_label_decls): New static function.
5567 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5568 Update binding u.label field to shadowed field.
5569 (c_binding_start_stmt_expr): New function.
5570 (c_binding_end_stmt_expr): New function.
5571 (pushdecl): Don't call c_begin_vm_scope.
5572 (make_label): Add defining and p_label_vars parameters. Change
5574 (lookup_label): Correct test for whether a label has not yet been
5575 defined. Call bind_label rather than bind.
5576 (warn_about_goto): New static function.
5577 (lookup_label_for_goto): New function.
5578 (declare_label): Call bind_label rather than bind.
5579 (check_earlier_gotos): New static function.
5580 (define_label): Don't give errors about jumping into statement
5581 expressions or scopes of variably modified types. Call
5582 set_spot_bindings and check_earlier_gotos. Call bind_label
5583 instead of bind. Don't set label_context_stack_se or
5584 label_context_stack_vm.
5585 (c_get_switch_bindings): New function.
5586 (c_release_switch_bindings): New function.
5587 (c_check_switch_jump_warnings): New function.
5588 (start_function): Don't set label_context_stack_se or
5589 label_context_stack_vm.
5590 (finish_function): Likewise.
5591 * c-typeck.c (label_context_stack_se): Don't define.
5592 (label_context_stack_vm): Don't define.
5593 (c_finish_goto_label): Call lookup_label_for_goto rather than
5594 lookup_label. Don't give errors about jumping into a statement
5595 expression or the scope of a variably modified type. Don't set
5596 label_context_stack_se or label_context_stack_vm.
5597 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5598 fields. Add bindings field.
5599 (c_start_case): Don't set deleted fields. Set bindings field.
5600 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5601 or blocked_vm. Call c_check_switch_jump_warnings.
5602 (c_finish_case): Don't test blocked_stmt_expr field. Call
5603 c_release_switch_bindings.
5604 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5605 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5606 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5607 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5608 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5609 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5610 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5611 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5612 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5613 (C_DECL_UNJUMPABLE_VM): Don't define.
5614 (C_DECL_UNDEFINABLE_VM): Don't define.
5615 (struct c_label_list): Don't define.
5616 (struct c_label_context_se): Don't define.
5617 (struct c_label_context_vm): Don't define.
5618 (struct c_spot_bindings): Declare.
5619 (c_bindings_start_stmt_expr): Declare.
5620 (c_bindings_end_stmt_expr): Declare.
5621 (lookup_label_for_goto): Declare.
5622 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5623 (c_check_switch_jump_warnings): Declare.
5624 (label_context_stack_se, label_context_stack_vm): Don't declare.
5625 (c_finish_goto_label): Update declaration.
5626 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5627 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5628 (Warning Options): Document -Wjump-misses-init.
5630 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5632 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5635 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5637 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5639 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5641 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5643 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5645 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5647 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5649 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5650 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5651 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5652 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5653 * dwarf2asm.c (dw2_force_const_mem): Update call to
5655 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5656 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5657 * langhooks.c (lhd_comdat_group): Remove.
5658 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5659 * tree.h (DECL_COMDAT_GROUP): New.
5660 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5661 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5662 (make_decl_one_only): Change signature.
5663 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5665 (make_decl_one_only): Change signature.
5666 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5668 2009-06-15 Richard Guenther <rguenther@suse.de>
5671 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5673 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5675 * tree-ssa-math-opts.c: Remove extra divide.
5677 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5679 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5681 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5683 * passes.c: Add bswap pass.
5684 * tree-pass.h: Add pass_optimize_bswap declaration.
5685 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5686 Include rtl.h, expr.h and optabs.h for optab_handler check.
5687 (struct symbolic_number, pass_optimize_bswap): New definition.
5688 (do_shift_rotate, verify_symbolic_number_p): New functions.
5689 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5690 (gate_optimize_bswap): New function.
5691 * tree.c (widest_int_cst_value): New function.
5692 * tree.h (widest_int_cst_value): Prototype added.
5694 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5696 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5697 REG_EQUAL/REG_EQUIV notes.
5699 2009-06-14 Richard Guenther <rguenther@suse.de>
5702 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5703 has its address taken if NRV was applied and it is addressable.
5704 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5705 function split out from ...
5706 (get_constraint_for_1): ... here.
5707 (handle_rhs_call): Use it to mark the return slot escaped if
5708 it is addressable and NRV was applied.
5710 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5712 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5713 Change first argument type to location_t.
5714 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5715 Do not set input_location.
5716 Use loc instead of input_location throughout.
5718 2009-06-13 Richard Guenther <rguenther@suse.de>
5720 PR tree-optimization/40421
5721 * tree-predcom.c (should_unroll_loop_p): Remove.
5722 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5724 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5726 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5727 Add location argument.
5729 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5731 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5733 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5734 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5735 * config/spu/spu-protos.h: Add location to
5736 spu_resolve_overloaded_builtin.
5737 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5738 spu_build_builtin_va_list.
5739 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5740 argument. Pass location to build_function_call_vec.
5741 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5743 (emit_fpu_switch): Same.
5744 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5745 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5746 to build_decl and create_artificial_label.
5747 (xtensa_gimplify_va_arg_expr): Same.
5748 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5749 (xstormy16_gimplify_va_arg_expr): Same.
5750 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5751 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5752 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5753 (mips16_build_function_stub): Same.
5754 (mips16_build_call_stub): Same.
5756 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5759 * arm/constraints.md (Pa, Pb): New constraints.
5760 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5761 split pattern to deal with them.
5763 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5765 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5766 fix index entry for -Xpreprocessor.
5768 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5771 Add location argument to build_decl call.
5772 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5773 (rs6000_init_builtins): Same.
5774 (spe_init_builtins): Same.
5775 (rs6000_gimplify_va_arg): Add location argument to
5776 create_artificial_label call.
5778 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5780 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5781 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5782 * Makefile.in: Fix GGC dependency for gcse.o.
5784 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5786 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5787 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5788 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5790 * c-parser.c (c_parser_binary_expression): Use current column while
5791 building binary operations.
5792 * common.opt (fshow-column): Enable by default.
5793 * tree-vrp.c (check_array_ref): Use warning_at.
5794 (check_array_bounds): Use location from call back if expr has no
5796 * tree.h: Add location argument to maybe_fold_*.
5797 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5798 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5799 (maybe_fold_offset_to_component_ref): Same.
5800 (maybe_fold_offset_to_reference): Same.
5801 (maybe_fold_offset_to_address): Same.
5802 (maybe_fold_stmt_indirect): Same.
5803 (maybe_fold_stmt_addition): Same.
5804 (fold_stmt_r): Pass location to maybe_fold_*.
5805 (fold_gimple_assign): Same.
5806 * c-tree.h: Add location argument to finish_decl,
5807 default_function_array_conversion, store_init_value.
5808 * c-decl.c (define_label): Use error_at.
5809 (c_make_fname_decl): Pass location to finish_decl.
5810 (finish_decl): New location argument.
5811 (build_compound_literal): Pass location to store_init_value.
5812 (grokdeclarator): Pass location to finish_decl.
5814 * c-typeck.c (array_to_pointer_conversion): New location argument.
5815 (function_to_pointer_conversion): Same.
5816 (default_function_array_conversion): Same.
5817 (parser_build_unary_op): Pass location to overflow_warning.
5818 (parser_build_binary_op): Same. Use warning_at.
5819 (build_unary_op): Pass location to array_to_pointer_conversion.
5820 (build_c_cast): Pass location to digest_init.
5821 (build_modify_expr): New location argument.
5822 (convert_for_assignment): Same.
5823 (store_init_value): Same.
5824 (digest_init): Same.
5825 (output_init_element): Pass location to digest_init and
5826 array_to_pointer_conversion.
5827 (c_finish_return): Pass location to convert_for_assignment.
5828 * gimplify.c (gimplify_conversion): Pass location to
5829 maybe_fold_offset_to_address.
5830 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5831 to maybe_fold_stmt_addition.
5832 * c-omp.c (c_finish_omp_atomic): Pass new location to
5834 (c_finish_omp_for): Same.
5835 * c-common.c (overflow_warning): New argument.
5836 * c-common.h: New argument to build_modify_expr, overflow_warning.
5837 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5839 (c_parser_initializer): Pass location to
5840 default_function_array_conversion.
5841 (c_parser_initelt): Same.
5842 (c_parser_initval): Same.
5843 (c_parser_asm_operands): Same.
5844 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5845 (c_parser_conditional_expression): Same.
5846 (c_parser_binary_expression): Add location info to stack. Use it.
5847 (c_parser_unary_expression): Pass location to
5848 default_function_array_conversion, parser_build_unary_op,
5849 build_indirect_ref, c_parser_postfix_expression_after_primary.
5850 (c_parser_postfix_expression_after_primary): New location argument.
5852 (c_parser_expression_conv): Pass location to
5853 default_function_array_conversion.
5854 (c_parser_expr_list): Same.
5855 (c_parser_omp_atomic): Same.
5856 (c_parser_omp_for_loop): Same.
5857 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5858 (build_array_declarator): New argument.
5859 * c-decl.c (build_array_declarator): Add location argument.
5860 (grokdeclarator): Set id_loc for cdk_array.
5861 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5862 build_array_declarator.
5863 * tree.c (build_omp_clause): Add location argument.
5864 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5865 (OMP_CLAUSE_LOCATION): New macro.
5866 (struct tree_omp_clause): Add location field.
5867 (build_omp_clause): Add argument.
5868 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5869 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5871 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5872 (cp_parser_omp_clause_collapse): Same.
5873 (cp_parser_omp_clause_default): Same.
5874 (cp_parser_omp_clause_if): Same.
5875 (cp_parser_omp_clause_nowait): Same.
5876 (cp_parser_omp_clause_num_threads): Same.
5877 (cp_parser_omp_clause_ordered): Same.
5878 (cp_parser_omp_clause_schedule): Same.
5879 (cp_parser_omp_clause_untied): Same.
5880 (cp_parser_omp_for_loop): Same.
5881 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5882 * c-tree.h (c_start_case): Add location argument.
5883 (c_process_expr_stmt): Same.
5884 (c_finish_goto_*): Same.
5885 * tree-parloops.c (initialize_reductions): Pass location to
5887 (create_parallel_loop): Same.
5888 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5889 (gfc_trans_omp_reduction_list): Same.
5890 (gfc_trans_omp_clauses): Same.
5891 (gfc_trans_omp_do): Same.
5892 * c-typeck.c (c_finish_goto_label): Same.
5893 (c_finish_goto_ptr): New location argument.
5894 (c_start_case): Same.
5895 (emit_side_effect_warnings): Same.
5896 (c_process_expr_stmt): Same.
5897 (c_finish_stmt_expr): Same.
5898 (c_finish_omp_clauses): Use error_at instead of error.
5899 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5901 * c-omp.c (c_split_parallel_clauses): New location argument.
5902 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5903 to build_omp_clause.
5904 (convert_local_reference_stmt): Same.
5905 (convert_gimple_call): Same.
5906 * c-common.h (c_split_parallel_clauses): New argument.
5907 * c-parser.c (c_parser_statement_after_labels): Pass location to
5908 c_finish_goto_label.
5909 (c_parser_switch_statement): Pass location to c_start_case.
5910 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5911 and c_process_expr_stmt.
5912 (c_parser_omp_variable_list): Add location argument.
5913 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5914 (c_parser_omp_clause_default): Same.
5915 (c_parser_omp_clause_if): Same.
5916 (c_parser_omp_clause_num_threads): Same.
5917 (-c_parser_omp_clause_ordered): Same.
5918 (c_parser_omp_clause_reduction): Pass location to
5919 c_parser_omp_variable_list.
5920 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5921 (c_parser_omp_clause_untied): Same.
5922 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5923 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5925 * c-tree.h (check_for_loop_decls, undeclared_variable,
5926 build_component_ref, build_array_ref, build_external_ref,
5927 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5928 build_conditional_expr, build_compound_expr, c_cast_expr,
5929 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5930 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5932 * c-semantics.c (build_stmt): Same.
5933 (build_case_label): Same.
5934 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5935 (undeclared_variable): New argument.
5937 (lookup_label): Pass location on down.
5938 (define_label): Same.
5939 (finish_decl): Same.
5940 (build_compound_literal): Same.
5941 (finish_struct): Same.
5942 (finish_function): Do not set location here.
5943 (check_for_loop_decls): New argument.
5944 * tree.c (save_expr): Set location.
5945 (build_empty_stmt): New argument.
5946 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
5947 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
5948 * builtins.c (gimplify_va_arg_expr): Use locations.
5949 (expand_builtin_sync_operation): Same.
5950 * c-typeck.c (build_component_ref): New argument.
5951 (build_array_ref): Same.
5952 (build_external_ref): Same.
5953 (c_expr_sizeof_expr): Same.
5954 (c_expr_sizeof_type): Same.
5955 (parser_build_unary_op): Same.
5956 (build_conditional_expr): Same.
5957 (build_compound_expr): Pass location on down.
5958 (build_compound_expr): New argument.
5959 (build_c_cast): Same.
5960 (c_cast_expr): Same.
5961 (build_asm_expr): Same.
5962 (c_finish_return): Same.
5963 (c_process_expr_stmt): Pass location on down.
5964 (c_finish_stmt_expr): New argument.
5965 (push_clenaup): Same.
5966 (c_finish_omp_parallel): Same.
5967 (c_finish_omp_task): Same.
5968 * gimplify.c (gimplify_call_expr): Pass location on down.
5969 * c-omp.c (c_finish_omp_master): New argument.
5970 (c_finish_omp_critical): Same.
5971 (c_finish_omp_ordered): Same.
5972 (c_finish_omp_barrier): Same.
5973 (-c_finish_omp_taskwait): Same.
5974 (c_finish_omp_atomic): Same.
5975 (c_finish_omp_flush): Same.
5976 * tree-inline.c (copy_tree_body_r): Pass location on down.
5977 (inline_forbidden_p): Remove use of input_location.
5978 * c-gimplify.c (c_build_bind_expr): New argument.
5979 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
5980 (c_sizeof_or_alignof_type): New argument.
5981 (c_alignof_expr): Same.
5982 (build_va_arg): Same.
5983 (c_add_case_label): Same.
5984 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
5985 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
5986 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
5987 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
5988 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
5989 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
5991 * stub-objc.c (objc_build_selector_expr): Same.
5992 (objc_build_throw_stmt): Same.
5993 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
5994 (c_parser_initelt): Same.
5995 (c_parser_compound_statement): Same.
5996 (c_parser_compound_statement_nostart): Same.
5997 (c_parser_label): Same.
5998 (c_parser_statement_after_labels): Same.
5999 (c_parser_if_body): Same.
6000 (c_parser_else_body): Same.
6001 (c_parser_if_statement): Same.
6002 (c_parser_switch_statement): Same.
6003 (c_parser_while_statement): Same.
6004 (c_parser_do_statement): Same.
6005 (c_parser_for_statement): Same.
6006 (c_parser_asm_statement): Same.
6007 (c_parser_conditional_expression): Same.
6008 (c_parser_binary_expression): Same.
6009 (c_parser_cast_expression): Same.
6010 (c_parser_unary_expression): Same.
6011 (c_parser_sizeof_expression): Same.
6012 (c_parser_alignof_expression): Same.
6013 (c_parser_postfix_expression): Same.
6014 (c_parser_expression): Same.
6015 (c_parser_objc_receiver): Same.
6016 (c_parser_omp_variable_list): Same.
6017 (c_parser_omp_structured_block): Same.
6018 (c_parser_omp_atomic): New argument.
6019 (c_parser_omp_barrier): Same.
6020 (c_parser_omp_critical): Same.
6021 (c_parser_omp_flush): Pass location on down.
6022 (c_parser_omp_for_loop): New argument.
6023 (c_parser_omp_for): Same.
6024 (c_parser_omp_master): Same.
6025 (c_parser_omp_ordered): Same.
6026 (c_parser_omp_sections_scope): Same.
6027 (c_parser_omp_sections): Same.
6028 (c_parser_omp_parallel): Same.
6029 (c_parser_omp_single): Same.
6030 (c_parser_omp_task): Same.
6031 (c_parser_omp_taskwait): Pass location on down.
6032 (c_parser_omp_construct): Same.
6033 (c_parser_omp_threadprivate): Same.
6034 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6035 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6036 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6037 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6038 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6039 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6040 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6041 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6042 config/i386/i386.c, stmt.c:
6043 Add location argument to the following function definitions and/or
6044 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6045 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6046 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6047 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6048 do_case, c_finish_bc_stmt, build_compound_literal,
6049 build_function_call.
6050 * c-decl.c (build_compound_literal): Add location argument.
6051 Make all diagnostic calls use location.
6052 (start_struct): Same.
6053 (finish_struct): Same.
6055 (build_enumerator): Same.
6056 (start_function): Same.
6057 (grokdeclarator): Make all diagnostic calls use location.
6058 (store_parm_decls_oldstyle): Same.
6059 * c-typeck.c (build_function_call): Add location argument.
6060 Make all diagnostic calls use location.
6062 (c_finish_bc_stmt): Same.
6063 * tree-nested.c (get_trampoline_type): Add argument.
6064 Pass location to build_decl.
6065 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6066 * rtl.h (RTL_LOCATION): New.
6067 * c-common.c (c_add_case_label): Add location argument.
6068 Make all diagnostic calls use location.
6069 * c-common.h: Add location argument to make_fname_decl, do_case,
6070 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6071 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6072 Set it appropriately for every case. Pass enum_loc to start_enum
6073 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6075 (c_parser_struct_or_union_specifier): Save location. Use it for
6076 start_struct, finish_struct, and parser_xref_tag.
6078 2009-06-12 Ian Lance Taylor <iant@google.com>
6080 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6082 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6083 cpp_opts->warn_cxx_operator_names.
6085 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6088 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6089 is returns NULL and OP is a VCE, look through the VCE.
6091 2009-06-12 Ian Lance Taylor <iant@google.com>
6094 * collect2.c (main): Use CONST_CAST2 in code inside #if
6095 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6097 2009-06-12 Joey Ye <joey.ye@intel.com>
6100 * cfgexpand.c (get_decl_align_unit): Update
6101 max_used_stack_slot_alignment with align instead of
6102 stack_alignment_needed.
6104 * function.c (assign_stack_local_1): Update
6105 max_used_stack_slot_alignment with alignment_in_bits instead
6106 of stack_alignment_needed.
6107 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6110 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6112 * dwarf2out.c (last_var_location_insn): New variable.
6113 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6114 (dwarf2out_var_location): Don't record anything after last real
6115 insn. Only change labels if there were any real instructions
6116 in between last note and this one, or if changed sections.
6118 2009-06-11 Richard Henderson <rth@redhat.com>
6120 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6121 note when storing the frame pointer in a register.
6122 (FRP): Don't redefine to nothing for epilogue.
6123 (alpha_expand_epilogue): Mark register and sp restores.
6124 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6126 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6127 when gen_lowpart is needed.
6129 2009-06-11 Richard Henderson <rth@redhat.com>
6131 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6133 * dwarf2out.c (need_data_align_sf_opcode): New.
6134 (div_data_align): Move earlier.
6135 (def_cfa_1, reg_save): Use it.
6137 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6139 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6140 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6141 (ix86_handle_option): Handle OPT_mcrc32.
6142 (ix86_target_string): Add -mcrc32.
6143 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6145 * config/i386/i386.h (TARGET_CRC32): New.
6147 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6148 (sse4_2_crc32di): Likewise.
6150 * config/i386/i386.opt (mcrc32): New.
6152 * doc/invoke.texi: Document -mcrc32.
6154 2009-06-11 Richard Henderson <rth@redhat.com>
6156 * common.opt (gdwarf-): Accept a version number.
6157 * doc/invoke.texi (gdwarf-): Update docs.
6158 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6159 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6160 version level, and record it.
6162 * dwarf2.h (DW_CIE_VERSION): Remove.
6163 * dwarf2out.c (DWARF_VERSION): Remove.
6164 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6165 (output_call_frame_info): Use CIE version 3 for dwarf3,
6166 or if the return register column is out of range for version 1.
6167 (dwarf_stack_op_name): Add all dwarf3 values.
6168 (DEBUG_PUBTYPES_SECTION): New.
6169 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6170 encoding change for dwarf3.
6171 (output_die) [dw_val_class_die_ref]: Likewise.
6172 (output_compilation_unit_header): Emit correct version for dwarf3.
6173 (output_line_info): Likewise.
6174 (output_pubnames): Update for DWARF_VERSION removal.
6175 (output_aranges): Likewise.
6176 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6177 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6178 (dwarf2out_finish): Likewise.
6180 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6182 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6185 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6188 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6189 * builtins.c (expand_builtin_unreachable): New function.
6190 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6191 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6192 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6194 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6195 searching for missing barriers.
6197 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6199 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6200 when -fprofile-generate* was passed.
6201 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6203 2009-06-11 Anthony Green <green@moxielogic.com>
6205 * config/moxie/moxie.md: Define length attribute for all instructions.
6207 (*b<cond:code>): Support limited branch ranges for new PC-relative
6208 branch instructions.
6209 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6211 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6213 * config/i386/i386.c (min_insn_size): Use get_attr_length
6214 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6217 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6218 instead of emit_insn_before.
6220 2009-06-10 Ian Lance Taylor <iant@google.com>
6223 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6226 2009-06-10 Revital Eres <eres@il.ibm.com>
6228 * passes.c (init_optimization_passes): Reschedule
6229 predictive-commoning pass before complete unroll pass.
6231 2009-06-10 Martin Jambor <mjambor@suse.cz>
6233 * cgraph.c (cgraph_node_can_be_local_p): New function.
6234 (cgraph_make_node_local): New function.
6235 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6236 (cgraph_make_node_local): Declare.
6238 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6240 * tree.h (tree_base): Add packed_flag and user_align fields.
6241 Decrease size of spare field.
6242 (TYPE_USER_ALIGN): Use user_align from tree_base.
6243 (DECL_USER_ALIGN): Likewise.
6244 (TYPE_PACKED): Use packed_flag from tree_base.
6245 (DECL_PACKED): Likewise.
6246 (tree_type): Delete packed_flag and user_align fields. Widen
6247 precision field. Widen mode field and shuffle fields to align
6248 mode on an 8-bit boundary.
6249 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6250 Renumber decl_flag_* fields. Fix comments. Widen
6251 decl_common_unused field.
6252 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6253 (DECL_EXTERNAL): Likewise.
6254 (DECL_BIT_FIELD): Likewise.
6255 (DECL_NONADDRESSABLE_P): Likewise.
6256 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6257 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6259 2009-06-10 Ian Lance Taylor <iant@google.com>
6261 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6262 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6263 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6264 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6265 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6266 DEF_VEC_ALLOC_FUNC_P.
6267 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6268 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6269 DEF_VEC_ALLOC_FUNC_O.
6270 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6271 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6272 DEF_VEC_ALLOC_FUNC_I.
6273 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6274 (vec_stack_p_reserve_exact_1): Declare.
6275 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6276 (vec_stack_free): Declare.
6277 (VEC_stack_alloc): Define.
6278 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6279 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6280 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6281 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6283 (stack_vecs): New static variable.
6284 (vec_stack_p_reserve_exact_1): New function.
6285 (vec_stack_o_reserve_1): New static function.
6286 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6287 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6288 (vec_stack_free): New function.
6289 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6290 (VEC_df_ref_stack_alloc): Define.
6291 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6292 DEF_VEC_ALLOC_P_STACK.
6293 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6294 (struct df_collection_rec): Change _vec fields to VEC. Remove
6296 (df_free_collection_rec): Adjust for new fields.
6297 (df_insn_rescan): Use new df_collection_rec fields.
6298 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6299 (df_ref_create_structure, df_ref_record): Likewise.
6300 (df_get_conditional_uses, df_get_call_refs): Likewise.
6301 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6302 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6303 (df_record_exit_block_uses, df_bb_verify): Likewise.
6304 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6305 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6306 Remove count parameter. Change return type to void. Change all
6308 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6309 Remove count parameter. Change return type to void. Change all
6311 (df_install_refs): Change old_vec parameter to VEC. Remove count
6312 parameter. Change all callers.
6313 (df_install_mws): Change old_vec parameter to VEC. Remove count
6314 parameter. Change all callers.
6315 (df_refs_verify): Change new_rec parameter to VEC. Change call
6317 (df_mws_verify): Likewise.
6319 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6321 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6323 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6325 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6327 2009-06-10 Anthony Green <green@moxielogic.com>
6329 * config/moxie/crti.asm: New file.
6330 * config/moxie/crtn.asm: New file.
6331 * config/moxie/moxie.c: New file.
6332 * config/moxie/moxie.h: New file.
6333 * config/moxie/sfp-machine.h: New file.
6334 * config/moxie/moxie-protos.h: New file.
6335 * config/moxie/t-moxie: Created.
6336 * config/moxie/t-moxie-softfp: Created.
6337 * config/moxie/moxie.md: Created.
6338 * config/moxie/constraints.md: Created.
6339 * config.gcc: Add moxie support.
6340 * doc/md.texi (Machine Constraints): Add moxie constraints.
6341 * doc/contrib.texi (Contributors): Mention moxie port.
6342 * doc/install.texi (Specific): Mention the moxie port.
6344 2009-06-09 Ian Lance Taylor <iant@google.com>
6346 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6348 * optabs.c (optab_table): Only use designated initializers if
6349 HAVE_DESIGNATED_INITIALIZERS is defined.
6350 (convert_optab_table): Likewise.
6351 (init_optabs): Always call init_insn_codes if
6352 HAVE_DESIGNATED_INITIALIZERS is not defined.
6354 2009-06-09 Ian Lance Taylor <iant@google.com>
6356 * targhooks.c (default_builtin_vectorized_function): Change fn
6357 parameter to unsigned int.
6358 (default_builtin_vectorized_conversion): Change code parameter to
6360 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6361 * targhooks.h: Update declarations.
6362 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6363 parameter to unsigned int.
6365 * c-typeck.c (comptypes_check_enum_int): New static function.
6366 (comptypes_internal): Add enum_and_int_p parameter. Change all
6368 (comp_target_types): Add location parameter. Change all callers.
6369 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6371 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6372 (build_conditional_expr): Add colon_loc parameter. Change all
6374 (convert_for_assignment): Add location parameter. Change all callers.
6375 * c-parser.c (c_parser_conditional_expression): Pass location of
6376 colon to build_conditional_expr.
6377 * c-tree.h (build_conditional_expr): Update declaration.
6379 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6381 * graphite.c: Revert previous patch.
6383 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6386 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6388 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6390 * tree-ssa-loop-prefetch.c
6391 (loop_prefetch_arrays): Fixed a portability problem in printf format
6394 2009-06-09 Martin Jambor <mjambor@suse.cz>
6396 PR tree-optimization/40351
6397 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6398 refrence to a potential artifical subaccess can be constructed.
6400 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6402 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6403 (sh_override_options): Likewise.
6404 * config/sh/sh.c: Include params.h.
6405 (sh_optimization_options): New.
6406 (sh_override_options): Likewise.
6407 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6408 (OVERRIDE_OPTIONS): Use sh_override_options.
6410 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6412 * dwarf2out.c (emit_cfa_remember): New variable.
6413 (add_fde_cfi): If emit_cfa_remember, recurse to add
6414 DW_CFA_remember_state first.
6415 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6416 instead just set emit_cfa_remember.
6418 2009-06-08 Jan Hubicka <jh@suse.cz>
6421 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6423 2009-06-08 Jan Hubicka <jh@suse.cz>
6426 * cgraphunit.c (save_inline_function_body): Do not copy transform
6427 hooks for saved inline bodies.
6428 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6431 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6433 * jump.c (returnjump_p): Handle delayed branches. Add missing
6436 2009-06-08 Jan Hubicka <jh@suse.cz>
6439 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6440 original node might've been modified.
6441 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6443 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6445 * tree-object-size.c (addr_object_size): Add OSI argument.
6446 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6447 (compute_builtin_object_size, expr_object_size): Adjust callers.
6448 (plus_stmt_object_size): Call addr_object_size instead of
6449 compute_builtin_object_size.
6451 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6452 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6454 * tree-ssa-loop-prefetch.c
6455 (gather_memory_references): Introduced a counter for the number of
6457 (anything_to_prefetch_p): Introduced a counter for the number of
6459 (is_loop_prefetching_profitable): New function with a cost model
6461 (loop_prefetch_arrays): Use the new cost model to determine if
6462 prefetching is profitable.
6463 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6464 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6465 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6466 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6467 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
6468 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6470 2009-06-08 Michael Matz <matz@suse.de>
6473 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6474 partitions use the same.
6475 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6476 for basevars of SSA_NAMEs.
6477 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6478 to not expand them twice.
6479 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6482 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6484 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6485 (fdump-final-insns=, gtoggle): New.
6486 * doc/invoke.texi: Document them.
6487 * final.c (rest_of_clean_state): Dump final insn stream.
6488 * gcc.c (invoke_as): Hook in -fcompare-debug.
6489 (static_spec_functions): Add compare-debug-dump-opt,
6490 compare-debug-self-opt and compare-debug-auxbase-opt.
6491 (compare_debug, compare_debug_second, compare_debug_opt): New.
6492 (switches_debug_check, n_switches_debug_check): New.
6493 (debug_auxbase_opt, debug_check_temp_file): New.
6494 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6496 (do_self_spec): Handle arguments after switches.
6497 (do_spec_1): Add .gk extension to temp file basenames for compare.
6498 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6499 (cc1_options): Use it instead of normal auxbase computation for
6500 the second compare-debug compilation.
6501 (compare_files): New.
6502 (main): Set up and implement compare debug mode.
6503 (compare_debug_dump_opt_spec_function): New.
6504 (compare_debug_self_opt_spec_function): New.
6505 (compare_debug_auxbase_opt_spec_function): New.
6506 * toplev.c (process_options): Handle flag_gtoggle,
6507 flag_dump_final_insns.
6508 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6509 during -fcompare-debug-second compilation.
6511 2009-06-07 Ian Lance Taylor <iant@google.com>
6513 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6514 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6516 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6517 with no default node. Change warning with %H to warning_at.
6518 Don't clear warn_switch around case checking.
6519 * doc/invoke.texi (Warning Options): Clarify distinction between
6520 -Wswitch and -Wswitch-enum.
6522 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6524 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6526 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6528 * gbl-ctors.h: Add header guard.
6530 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6532 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6533 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6534 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6535 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6536 prototypes for removed functions.
6537 (expressions_equal_p): Move to ...
6538 * tree-ssa-sccvn.h: ... here and ...
6539 * matrix-reorg.c: ... adjust includes.
6541 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6543 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6545 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6547 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6548 (finish_function): Remove erroneous whitespace.
6550 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6552 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6553 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6555 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6557 * errors.c (internal_error): Commentary typo fix.
6558 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6559 * tree-ssa-pre.c: Ditto.
6561 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6563 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6564 them is supposed to hold actual statements.
6566 2009-06-06 Ian Lance Taylor <iant@google.com>
6568 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6569 empty statements can now have attributes.
6571 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6573 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6574 * config/mips/mips.md: Ditto.
6576 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6578 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6580 (__eabi_uconvert): Likewise.
6582 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6584 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6585 CFI_* definitions with IN_GCC.
6587 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6589 * xcoffout.h (xcoffout_source_line): Update prototype.
6591 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6593 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6594 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6596 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6599 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6600 inlined_function_outer_scope_p blocks for artificial inlines
6602 * tree.c (tree_nonartificial_location): Rewrite using
6603 block_nonartificial_location.
6605 2009-06-05 Revital Eres <eres@il.ibm.com>
6606 Leehod Baruch <leehod@il.ibm.com>
6608 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6609 (expand_expr_real_1): Remove comment.
6610 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6611 Vectorize misaligned access when the target supports it.
6612 (vect_supportable_dr_alignment): Check for unaligned access support.
6613 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6616 2009-06-05 Julian Brown <julian@codesourcery.com>
6618 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6619 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6621 2009-06-05 Richard Guenther <rguenther@suse.de>
6624 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6627 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6629 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6630 (save_gprs): Don't tell unwinder when a global register is saved.
6631 (s390_emit_epilogue): Emit needed epilogue unwind info.
6633 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6635 * dwarf2out.c (deferred_asm_name): New.
6636 (add_name_and_src_coords_attributes): Defer creation of
6637 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6639 (move_linkage_attr): New.
6640 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6643 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6645 * tree-nested.c (finalize_nesting_tree_1): Declare the
6646 frame_decl in the binding tree.
6648 2009-06-04 Cary Coutant <ccoutant@google.com>
6650 * basic-block.h (struct basic_block_def): Add discriminator field.
6651 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6653 * debug.c (do_nothing_debug_hooks): Add additional entry.
6654 (debug_nothing_int_charstar_int): New function.
6655 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6656 (debug_nothing_int_charstar_int): New declaration.
6657 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6658 discriminator value in .loc directive.
6659 * final.c (last_discriminator): New variable.
6660 (discriminator): New variable.
6661 (final_start_function): Initialize above variables, pass current
6662 discriminator to debug hook.
6663 (notice_source_line): Check for discriminator change.
6664 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6665 * sdbout.c (sdbout_source_line): New parameter.
6666 * tree-cfg.c (struct locus_discrim_map): New structure type.
6667 (discriminator_per_locus): New hash table.
6668 (build_gimple_cfg): Allocate and free discriminator hash table.
6669 (make_edges): Call assign_discriminator.
6670 (locus_map_hash): New function.
6671 (locus_map_eq): New function.
6672 (next_discriminator_for_locus): New function.
6673 (same_line_p): New function.
6674 (assign_discriminator): New function.
6675 (make_cond_expr_edges): Call assign_discriminator.
6676 (make_gimple_switch_edges): Likewise.
6677 (first_non_label_stmt): New function.
6678 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6680 * xcoffout.c (xcoffout_source_line): Add new parameter.
6682 * configure.ac (gcc_cv_as_discriminator): New configury check for
6683 gas support for discriminator.
6684 * configure: Regenerate.
6685 * config.in: Regenerate.
6687 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6689 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6690 val after checking for integers.
6692 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6694 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6696 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6697 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6698 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6699 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6700 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6701 X64_SSE_REGPARM_MAX.
6702 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6703 X64_SSE_REGPARM_MAX.
6705 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6707 * gcc.c (report_times_to_file): New.
6708 (execute): Implement it.
6709 (process_command): Support -time=.
6710 * doc/invoke.texi: Document it.
6712 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6714 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6715 that have value exprs.
6717 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6719 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6720 declarations for constants until...
6721 (dw2_output_indirect_constant_1): ... this point.
6723 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6726 * arm.md (arm_addsi3): Don't try to split an add with an
6727 eliminable register until after reload has completed.
6729 2009-06-03 Ian Lance Taylor <iant@google.com>
6731 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6732 * genattrtab.c (write_length_unit_log): Likewise.
6733 * genchecksum.c (dosum): Likewise.
6734 * gengtype.c (write_rtx_next): Likewise.
6735 (finish_root_table, write_roots): Likewise.
6736 * gimple.c (gimple_ops_offset_): Likewise.
6737 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6738 * config/arc/arc.c (arc_attribute_table): Likewise.
6739 * config/arm/arm.c (arm_attribute_table): Likewise.
6740 * config/avr/avr.c (avr_attribute_table): Likewise.
6741 * config/crx/crx.c (crx_attribute_table): Likewise.
6742 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6743 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6744 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6745 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6746 * config/sh/sh.c (sh_attribute_table): Likewise.
6747 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6748 * config/spu/spu.c (spu_attribute_table): Likewise.
6749 * config/v850/v850.c (v850_attribute_table): Likewise.
6751 * config/alpha/alpha.c (vms_attribute_table): Make static.
6752 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6753 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6754 * config/mips/mips.c (mips_attribute_table): Likewise.
6756 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6758 (cc1-checksum.o): Likewise.
6760 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6762 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6764 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6766 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6767 insn if it is changing sp. Use gen_add3_insn instead of
6768 conditionally gen_addsi3 and gen_adddi3.
6769 (offset_below_red_zone_p): New static inline function.
6770 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6771 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6772 * config/rs6000/ppc-asm.h: Include auto-host.h.
6773 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6774 CFI_RESTORE): Define.
6775 * config/rs6000/crtresxgpr.asm: Add unwind info.
6776 * config/rs6000/crtresxfpr.asm: Likewise.
6777 * config/rs6000/crtresgpr.asm: Likewise.
6778 * config/rs6000/crtresfpr.asm: Likewise.
6779 * config/rs6000/crtsavgpr.asm: Likewise.
6780 * config/rs6000/crtsavfpr.asm: Likewise.
6782 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6783 argument of DWARF2_FRAME_REG_OUT macros.
6785 2009-06-03 Julian Brown <julian@codesourcery.com>
6787 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6788 words or less (including TImode) in core registers.
6790 2009-06-03 Richard Guenther <rguenther@suse.de>
6793 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6795 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6797 * statistics.c (statistics_counter_event): Do not record event
6798 in pass dump if its number == -1.
6799 (curr_statistics_hash): Add assert that we never get passes
6800 with static number == -1.
6802 2009-06-03 Richard Guenther <rguenther@suse.de>
6803 Andrey Belevantsev <abel@ispras.ru>
6805 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6806 non-BLKmode arrays addressable.
6808 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6810 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6811 * config/m68k/m68k.h: ... here.
6812 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6815 2009-06-03 Martin Jambor <mjambor@suse.cz>
6817 PR tree-optimization/40323
6818 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6821 2009-06-03 Richard Guenther <rguenther@suse.de>
6823 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6826 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6828 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6829 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6830 JUMP_TABLE_DATA_P where applicable.
6831 * config/sh/sh.c: Ditto.
6832 * config/sh/sh.h: Ditto.
6833 * config/sh/sh.md: Ditto.
6834 * config/sh/symbian.c: Ditto.
6836 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6838 * config/i386/driver-i386.c (describe_cache): Optimize
6839 concatenation of strings. Use snprintf instead of sprintf.
6840 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6841 target when not compiling with GCC.
6843 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6845 * config/sh/sh.c: Revert last change.
6846 (sh_expand_epilogue): Emit a blockage insn before the frame
6847 pointer adjustment unconditionally.
6849 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6851 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6852 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6853 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6854 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6855 to COLLECT_GCC_OPTIONS.
6857 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6859 * collect2.c (target_system_root): New variable.
6860 (main): Handle --sysroot=.
6861 (ignore_library): Strip the sysroot from the library path.
6863 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6865 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6866 (collect2.o): Depend on collect2-aix.h.
6867 (collect2-aix.o): New rule.
6868 * collect2-aix.h: New file.
6869 * collect2-aix.c: Likewise.
6870 * collect2.c: Include collect2-aix.h. Don't undefine
6871 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6872 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6873 Use TARGET_AIX_VERSION instead of _AIX51.
6874 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6875 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6876 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6877 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6878 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6880 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6882 * collect2.c (ignore_library): Avoid premature post-increment
6885 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6887 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6888 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6889 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6890 CROSS_DIRECTORY_STRUCTURE too.
6891 (LINK_LIBG_SPEC): Likewise.
6892 (LIB_SPEC): Add %R to sysroot paths.
6893 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6894 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6895 * config/rs6000/aix51.h: As for aix43.h.
6896 * config/rs6000/aix52.h: Likewise.
6897 * config/rs6000/aix53.h: Likewise.
6898 * config/rs6000/aix61.h: Likewise.
6899 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6900 to the beginning of sysroot paths.
6902 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6904 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6905 INSN_LISTs that are out of the REG_NOTE range.
6907 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6909 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6910 (struct var_to_expand): Likewise.
6911 (struct opt_info): Add head and tail for linked lists of the above.
6912 (analyze_insn_to_expand_var): Initialize next.
6913 (analyze_iv_to_split_insn): Likewise.
6914 (analyze_insns_in_loop): Create linked lists.
6915 (allocate_basic_variable): Simplify for use without hash table.
6916 (insert_var_expansion_initialization): Likewise, make it type-safer.
6917 (combine_var_copies_in_loop_exit): Likewise.
6918 (apply_opt_in_copies): Walk lists rather than hash tables.
6919 (release_var_copies): Simplified and inlined by hand into...
6920 (free_opt_info): ... this function.
6922 2009-06-02 Richard Guenther <rguenther@suse.de>
6924 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6927 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6929 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6930 only for builtins that are not overridden.
6932 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6934 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6937 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6939 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6941 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6943 * combine.c (move_deaths): Compare LUIDs within the same BB only.
6945 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6947 * common.opt (fdump-unnumbered-links): New.
6948 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
6949 * print-rtl.c (flag_dump_unnumbered_links): New.
6950 (print_rtx): Test it.
6952 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
6954 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
6955 push/pop multiple to 8-byte alignment.
6957 2009-06-01 Jakub Jelinek <jakub@redhat.com>
6959 * config/i386/i386.c (queued_cfa_restores): New static variable.
6960 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
6962 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
6963 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
6964 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
6965 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
6966 note unconditionally.
6967 (ix86_emit_restore_regs_using_mov): Likewise.
6968 (ix86_emit_restore_sse_regs_using_mov): Likewise.
6969 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
6970 it through to ix86_emit_restore_reg_using_pop.
6971 (ix86_emit_leave): Add RED_OFFSET argument. Call
6972 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
6973 instead of adding REG_CFA_OFFSET note unconditionally.
6974 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
6975 the above functions. Call ix86_add_queued_cfa_restore_notes when
6978 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
6979 force output of the label even for dwarf2out_do_cfi_asm.
6980 (add_fde_cfi): If -g2 and above and cfi might change CFA,
6981 force creation of CFI label and chain DW_CFA_set_loc jumping to it
6982 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
6984 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
6985 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
6986 dwarf2out_cfi_label callers.
6987 * tree.h (dwarf2out_cfi_label): Adjust prototype.
6988 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
6989 Adjust dwarf2out_cfi_label callers.
6990 * config/vax/vax.c (vax_output_function_prologue): Likewise.
6992 * config/i386/i386.h (struct machine_cfa_state,
6993 struct machine_function): Guard with ifndef USED_FOR_TARGET
6994 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
6997 * emutls.c (__emutls_get_address): Change arr->size to mean number
6998 of allocated arr->data entries instead of # of slots + 1.
7001 * recog.c (peep2_reinit_state): New function.
7002 (peephole2_init_state): Use it at the end of a basic block and also
7003 when seeing a RTX_FRAME_RELATED_P insn.
7005 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7007 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7008 fixuns_truncrfdi2): New.
7009 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7010 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7011 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7012 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7013 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7014 *recip_approx): Remove.
7015 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7016 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7017 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7019 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7022 2009-06-01 Ian Lance Taylor <iant@google.com>
7024 * attribs.c (register_attribute): Use CONST_CAST.
7025 * collect2.c (main): Use CONST_CAST2.
7026 (scan_prog_file): Likewise.
7027 * gcc.c (process_command, main): Likewise.
7028 * toplev.c (toplev_main): Likewise.
7030 * c-typeck.c (handle_warn_cast_qual): New static function,
7031 partially broken out of build_c_cast.
7032 (build_c_cast): Call handle_warn_cast_qual.
7033 * doc/invoke.texi (Warning Options): Document new effect of
7036 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7038 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7039 (diagnostic_report_current_module): Print columns.
7040 * common.opt (flag_show_column): Enable by default.
7042 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7044 * alias.c (find_base_term): Check for NULL term before returning.
7046 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7048 Revert due to PR40320:
7049 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7050 * calls.c (emit_library_call_value_1): Don't force_operand for move
7053 2009-06-01 Olivier Hainque <hainque@adacore.com>
7054 Eric Botcazou <ebotcazou@adacore.com>
7056 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7057 to be processed as a bitfield for constructor output purposes.
7058 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7060 * varasm.c (oc_local_state): New type, output_constructor
7061 local state to support communication with helpers.
7062 (oc_outer_state): New type, output_constructor outer state of
7063 relevance in recursive calls.
7064 (output_constructor_array_range): New output_constructor helper,
7065 extracted code for an array range element.
7066 (output_constructor_regular_field): New output_constructor helper,
7067 extracted code for an element that is not a bitfield.
7068 (output_constructor_bitfield): New output_constructor helper,
7069 extracted code for a bitfield element. Accept an OUTER state
7070 argument for recursive processing. Recurse on record or array
7071 CONSTRUCTOR values, possibly past noop conversions.
7072 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7073 VALUE is a valid constant-valued expression for use in a static
7074 bit-field initializer.
7075 (output_constructor): Rework to use helpers. Accept and honor an
7076 OUTER state argument for recursive calls. Return total size. Be
7077 prepared for nested constructors initializing bitfields.
7078 (output_constant): Feed OUTER in calls to output_constructor.
7080 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7082 * calls.c (emit_library_call_value_1): Don't force_operand for move
7085 2009-06-01 Nick Clifton <nickc@redhat.com>
7087 * doc/invoke.texi (IA-64 Options): Fix typo.
7089 2009-06-01 Ira Rosen <irar@il.ibm.com>
7091 PR tree-optimization/39129
7092 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7094 (vect_do_peeling_for_loop_bound): Use
7095 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7096 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7097 (vect_loop_versioning): Likewise.
7098 (vect_create_cond_for_alias_checks): Fix indentation.
7099 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7101 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7102 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7103 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7104 "control flow in loop".
7105 (vect_estimate_min_profitable_iters): Use
7106 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7107 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7108 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7109 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7110 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7111 statement belongs to a group of strided accesses with the exact code
7113 (vectorizable_load): Likewise.
7114 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7115 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7117 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7119 * config/freebsd-stdint.h: New file.
7120 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7121 Add freebsd-stdint.h to tm_file.
7123 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7125 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7126 (thumb2_extendhidi2): Likewise.
7128 2009-05-31 Ian Lance Taylor <iant@google.com>
7130 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7132 2009-05-31 Ian Lance Taylor <iant@google.com>
7134 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7135 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7136 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7138 2009-05-31 Jason Merrill <jason@redhat.com>
7140 * tree-pretty-print.c (print_call_name): Take the callee, not the
7141 call itself. Make non-static. Use dump_function_name for functions.
7142 (dump_generic_node): Adjust.
7143 * diagnostic.h: Declare print_call_name.
7144 * gimple-pretty-print.c (dump_gimple_call): Use it.
7146 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7148 * config/sh/sh.md (ashldi3_std): New define_expand.
7151 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7154 * config/sh/sh.c: Include debug.h.
7155 (sh_expand_epilogue): Emit a blockage insn before the frame
7156 pointer adjustment also when dwarf2out_do_frame returns true.
7158 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7160 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7161 (thumb2_extendqidi2): New pattern.
7163 2009-05-31 Ira Rosen <irar@il.ibm.com>
7165 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7166 mark phis for renaming.
7167 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7168 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7169 Call mark_sym_for_renaming.
7170 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7171 * tree-vect-loop.c (vect_transform_loop): Remove
7172 vect_memsyms_to_rename initialization and a call to
7173 mark_set_for_renaming.
7175 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7178 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7179 frame related even if !set_cfa && style < 0.
7181 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7183 * config/i386/mingw-tls.c: New file.
7184 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7185 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7186 defining _WIN32 but not __CYGWIN__.
7188 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7190 * configure.ac: Add MPC support.
7192 * config.in, configure: Regenerate.
7194 2009-05-29 Richard Henderson <rth@redhat.com>
7196 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7197 NOTE_INSN_BASIC_BLOCK.
7198 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7199 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7200 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7202 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7204 (add_cfi): Disable check redefining cfa away from drap.
7205 (lookup_cfa_1): Add remember argument; handle remember/restore.
7206 (lookup_cfa): Pass remember argument.
7207 (cfa_remember): New.
7208 (compute_barrier_args_size_1): Remove sibcall check.
7209 (dwarf2out_frame_debug_def_cfa): New.
7210 (dwarf2out_frame_debug_adjust_cfa): New.
7211 (dwarf2out_frame_debug_cfa_offset): New.
7212 (dwarf2out_frame_debug_cfa_register): New.
7213 (dwarf2out_frame_debug_cfa_restore): New.
7214 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7215 (dwarf2out_begin_epilogue): New.
7216 (dwarf2out_frame_debug_restore_state): New.
7217 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7218 DW_CFA_restore_state.
7219 (output_cfi_directive): Likewise.
7220 (convert_cfa_to_fb_loc_list): Likewise.
7221 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7222 * dwarf2out.h: Update.
7223 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7224 (copy_insn_1): Early out for null.
7225 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7226 and dwarf2out_frame_debug_restore_state.
7227 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7228 (prologue_insn_hash, epilogue_insn_hash): New.
7229 (free_after_compilation): Adjust freeing accordingly.
7230 (record_insns): Create hash table if needed; push insns into
7231 hash instead of array.
7232 (maybe_copy_epilogue_insn): New.
7233 (contains): Search hash table instead of array.
7234 (sibcall_epilogue_contains): Remove.
7235 (thread_prologue_and_epilogue_insns): Split eh_return insns
7236 and mark them as epilogues.
7237 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7238 scanning in terms of basic blocks.
7239 * insn-notes.def (CFA_RESTORE_STATE): New.
7240 * jump.c (returnjump_p_1): Accept EH_RETURN.
7241 (eh_returnjump_p_1, eh_returnjump_p): New.
7242 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7243 CFA_REGISTER, CFA_RESTORE): New.
7244 * rtl.def (EH_RETURN): New.
7245 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7247 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7248 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7250 * config/i386/i386.c (gen_push): Update cfa state.
7251 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7252 add a CFA_ADJUST_CFA note.
7253 (ix86_dwarf_handle_frame_unspec): Remove.
7254 (ix86_expand_prologue): Update cfa state.
7255 (ix86_emit_restore_reg_using_pop): New.
7256 (ix86_emit_restore_regs_using_pop): New.
7257 (ix86_emit_leave): New.
7258 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7259 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7260 * config/i386/i386.h (struct machine_cfa_state): New.
7261 (ix86_cfa_state): New.
7262 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7263 (eh_return_internal): Merge from eh_return_<mode>,
7264 use eh_return rtx, split w/ epilogue.
7266 2009-05-29 Ian Lance Taylor <iant@google.com>
7268 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7270 * calls.c (emit_library_call_value_1): Likewise.
7272 * c-typeck.c (c_build_va_arg): New function.
7273 * c-tree.h (c_build_va_arg): Declare.
7274 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7275 instead of build_va_arg.
7277 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7279 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7280 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7281 (ptr_difference_cost): Use affine combinations to compute it.
7282 (difference_cost): Likewise.
7283 (get_computation_cost_at): Compute more accurate cost for addresses
7284 if the ratio is a multiplier allowed in addresses.
7285 For non-addresses, consider that an additional offset or symbol is
7288 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7290 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7291 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7293 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7294 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7295 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7297 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7298 to 1 for TYPE_SSE{IADD1,CVT1}.
7299 (prefix_vex_imm8): Removed.
7300 (length_vex): Only pass 1 as second argument to
7301 ix86_attr_length_vex_default if prefix_extra is 0.
7302 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7303 (length): For prefix vex computation use length_immediate
7304 attribute instead of prefix_vex_imm8.
7305 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7306 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7307 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7308 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7309 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7310 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7311 a space in between the operands.
7312 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7313 if one operand is 0xff and the other one si, di, bp or sp.
7314 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7315 other one si, di, bp or sp.
7316 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7317 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7318 type and mode attributes.
7319 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7320 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7321 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7322 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7323 prefix_data16 attribute iff MODE_DF.
7324 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7325 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7326 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7327 constm128_operand in length_immediate computation.
7328 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7329 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7330 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7331 length_immediate attribute to 1.
7332 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7333 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7334 for certain alternatives.
7335 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7336 prefix_data16 attribute if MODE_V1DF.
7337 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7338 length_immediate to 1.
7339 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7340 length_address to 4, set mode attribute to MODE_DI.
7341 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7342 (fxam<mode>2_i387): Set length attribute to 4.
7343 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7344 *prefetch_3dnow_rex): Override length_address attribute.
7345 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7347 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7348 (constm128_operand): Removed.
7349 * config/i386/i386.c (memory_address_length): For
7350 disp && !index && !base in 64-bit mode account for SIB byte if
7351 print_operand_address can't optimize disp32 into disp32(%rip)
7352 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7353 for fs: or gs: segment.
7354 (ix86_attr_length_immediate_default): When checking if shortform
7355 is possible, truncate immediate to the length of the non-shortened
7357 (ix86_attr_length_address_default): Ignore MEM_P operands
7359 (ix86_attr_length_vex_default): Only check for DImode on
7360 GENERAL_REG_P operands.
7361 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7362 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7363 (sse_cvttps2pi): Clear prefix_rep attribute.
7364 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7366 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7367 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7368 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7369 iff operand 2 is const_int_operand.
7370 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7371 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7372 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7374 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7376 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7377 prefix_data16 attribute for movlpd and movhpd instructions.
7378 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7379 length_immediate for shufpd instruction.
7380 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7381 (avx_cmpp<avxmodesuffixf2c><mode>3,
7382 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7383 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7384 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7385 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7386 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7387 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7388 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7389 prefix_data16 attribute for the first alternative to 1.
7390 (*avx_loadlps): Override length_immediate for the first alternative.
7391 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7392 attributes for second alternative.
7393 (*vec_concatv2sf_sse4_1): Override length_immediate and
7394 prefix_data16 attributes for second alternative.
7395 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7396 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7397 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7398 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7399 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7400 prefix_data16 and length_immediate to 1.
7401 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7403 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7404 prefix_extra attribute for variants that don't have 0f prefix alone.
7405 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7406 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7407 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7408 *sse4_1_pextrd): Set length_immediate to 1.
7409 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7410 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7412 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7413 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7414 length_immediate to 1 for second alternative.
7415 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7416 prefix_extra and length_immediate attributes for the first
7418 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7420 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7421 to 1 for the first and third alternative.
7422 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7424 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7426 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7428 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7429 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7430 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7431 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7432 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7433 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7434 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7435 ssse3_psign<mode>3): Override prefix_rex attribute.
7436 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7437 (ssse3_palignrti): Override length_immediate to 1.
7438 (ssse3_palignrdi): Override length_immediate to 1, override
7439 prefix_rex attribute.
7440 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7441 (sse4a_extrqi): Override length_immediate to 2.
7442 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7443 (sse4a_insertq): Override prefix_data16 to 0.
7444 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7445 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7446 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7447 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7448 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7449 and length_immediate to 1.
7450 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7451 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7452 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7453 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7454 and length_immediate to 1.
7455 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7456 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7457 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7458 avx_ptest256): Override prefix_extra to 1.
7459 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7460 Override prefix_data16 and length_immediate to 1.
7461 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7462 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7463 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7464 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7465 prefix_data16 to 0 and prefix_extra to 2.
7466 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7467 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7469 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7470 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7471 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7472 and prefix_extra to 2.
7473 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7474 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7475 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7476 avx_vpermilvar<mode>3,
7477 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7478 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7479 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7480 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7481 Override prefix_extra to 1.
7482 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7483 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7484 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7485 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7486 prefix_extra and length_immediate to 1.
7487 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7489 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7490 to 1 for the first alternative.
7491 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7492 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7494 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7495 *movv2sf_internal_avx, *movv2sf_internal): Override
7496 prefix_rep attribute for certain alternatives.
7497 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7498 attributes for certain alternatives.
7499 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7500 attributes for certain alternatives.
7501 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7502 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7503 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7504 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7505 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7506 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7507 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7508 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7509 length_immediate to 1 if operand 2 is const_int_operand.
7510 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7511 *vec_extractv2si_1): Set length_immediate attribute to 1.
7512 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7513 using old 3DNOW insn rather than SSE/3DNOW_A.
7514 (mmx_emms, mmx_femms): Clear modrm attribute.
7516 2009-05-29 Martin Jambor <mjambor@suse.cz>
7518 * tree-sra.c: New implementation of SRA.
7520 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7521 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7522 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7523 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7524 (SRA_MAX_STRUCTURE_COUNT): Removed.
7525 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7526 * doc/invoke.texi (sra-max-structure-size): Removed.
7527 (sra-field-structure-ratio): Removed.
7529 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7532 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7535 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7537 PR rtl-optimization/40101
7538 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7539 seqno. Adjust comment.
7540 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7541 inserting bookkeeping before a jump, the jump is not scheduled.
7542 When no positive seqno found, provide a value. Add comment.
7544 2009-05-29 Richard Guenther <rguenther@suse.de>
7546 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7547 short-cutting on the first component.
7549 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7552 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7553 for trees other than decls/types.
7555 2009-05-29 Richard Guenther <rguenther@suse.de>
7557 * tree-ssa-operands.c (get_expr_operands): Do not handle
7558 INDIRECT_REFs in the handled-component case. Remove
7559 unused get_ref_base_and_extent case.
7560 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7561 tree_low_cst and host_integerp where possible.
7562 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7563 codes for equivalence.
7564 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7566 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7568 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7569 to tmake_file for i[34567]86-*-cygwin*.
7571 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7574 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7575 (altivec_categorize_keyword, init_vector_keywords,
7576 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7579 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7581 * tree.c (handle_dll_attribute): Check if node is
7582 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7584 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7586 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7588 (thumb2_zero_extendqidi2): Likewise.
7590 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7592 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7593 instead of gen_movrt.
7594 * config/sh/sh.md (movrt): Remove.
7596 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7598 * doc/invoke.texi (IA-64 Options):
7599 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7600 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7601 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7602 -msched-prefer-non-control-spec-insns,
7603 -msched-stop-bits-after-every-cycle,
7604 -msched-count-spec-in-critical-path,
7605 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7606 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7607 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7608 and -msched-spec-verbose.
7610 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7612 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7613 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7615 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7617 2009-05-28 Richard Guenther <rguenther@suse.de>
7619 * tree-ssa-alias.c (ao_ref_init): New function.
7620 (ao_ref_base): Likewise.
7621 (ao_ref_base_alias_set): Likewise.
7622 (ao_ref_alias_set): Likewise.
7623 (refs_may_alias_p_1): Change signature.
7624 (refs_may_alias_p): Adjust.
7625 (refs_anti_dependent_p): Likewise.
7626 (refs_output_dependent_p): Likewise.
7627 (call_may_clobber_ref_p_1): Change signature.
7628 (call_may_clobber_ref_p): Adjust.
7629 (stmt_may_clobber_ref_p_1): New function split out from ...
7630 (stmt_may_clobber_ref_p): ... here.
7631 (maybe_skip_until): Adjust signature.
7632 (get_continuation_for_phi): Likewise.
7633 (walk_non_aliased_vuses): Likewise.
7634 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7635 (ao_ref_init): Declare.
7636 (ao_ref_base): Likewise.
7637 (ao_ref_alias_set): Likewise.
7638 (stmt_may_clobber_ref_p_1): Likewise.
7639 (walk_non_aliased_vuses): Adjust.
7640 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7641 (get_ref_from_reference_ops): remove.
7642 (vn_reference_lookup_2): Adjust signature.
7643 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7644 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7645 (vn_reference_lookup): Adjust.
7646 (vn_reference_insert): Likewise.
7647 (vn_reference_insert_pieces): Adjust signature.
7648 (visit_reference_op_call): Adjust.
7649 * tree-ssa-pre.c (get_expr_type): Simplify.
7650 (phi_translate_1): Adjust.
7651 (compute_avail): Likewise.
7652 (translate_vuse_through_block): Do not re-build trees.
7653 (value_dies_in_block_x): Likewise.
7654 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7656 (vn_reference_lookup_pieces): Adjust declaration.
7657 (vn_reference_insert_pieces): Likewise.
7659 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7661 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7662 with checking disabled.
7664 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7668 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7669 macro definition for support of three-operand format aligned
7670 .comm directive in assembler on cygwin/pe/mingw target OS.
7671 * configure: Regenerate.
7672 * config.h: Regenerate.
7674 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7675 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7676 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7678 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7679 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7681 2009-05-28 Ira Rosen <irar@il.ibm.com>
7683 PR tree-optimization/40254
7684 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7685 in analysis of basic blocks.
7687 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7690 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7691 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7692 (TARGET_INITIALIZER): Use it.
7693 * cse.c (CHEAPER): Move it up to the other macros.
7694 (insert): Rename this ...
7695 (insert_with_costs): ... to this. Add cost parameters. Update
7697 (insert): New function. Call insert_with_costs.
7698 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7699 find_reg_offset_for_const, try_const_anchors): New functions.
7700 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7701 when using a const-anchor. Call insert_const_anchors.
7702 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7703 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7705 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7707 * tree-inline.c (remap_decls): Enable nonlocalized variables
7708 when not optimizing.
7710 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7712 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7713 Simplify other tests involving optimize.
7715 2009-05-27 Tom Tromey <tromey@redhat.com>
7717 * unwind-dw2.c (_Unwind_DebugHook): New function.
7718 (uw_install_context): Call _Unwind_DebugHook.
7720 2009-05-27 Tom Tromey <tromey@redhat.com>
7722 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7724 2009-05-27 Ian Lance Taylor <iant@google.com>
7726 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7727 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7728 (ALL_LINKERFLAGS): Define.
7729 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7730 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7731 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7732 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7733 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7734 $(LINKER_FOR_BUILD).
7735 (build/gcov-iov$(build_exeext)): Likewise.
7737 2009-05-27 Julian Brown <julian@codesourcery.com>
7739 * gcse.c (target.h): Include.
7740 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7741 copy of argument to a pseudo register.
7743 2009-05-27 Diego Novillo <dnovillo@google.com>
7745 * tree-ssa-live.c (dump_scope_block): Document arguments.
7746 (dump_scope_blocks): Document.
7747 (debug_scope_blocks): New.
7748 * tree-flow.h (debug_scope_blocks): Declare.
7750 2009-05-21 Denis Chertykov <denisc@overta.ru>
7752 * doc/contrib.texi (Contributors): Add myself to the list.
7754 2009-05-27 Olivier Hainque <hainque@adacore.com>
7756 * expr.c (target_align): New function. Alignment the TARGET of an
7757 assignment may be assume to have.
7758 (highest_pow2_factor_for_target): Use it instead of relying on
7759 immediate tree attributes of TARGET, not necessarily honored when
7760 intermediate bitfields are involved.
7762 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7765 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7766 AVX, SSE4, AES, PCLMUL and POPCNT.
7768 2009-05-27 Diego Novillo <dnovillo@google.com>
7770 * tree-pretty-print.c (dump_location): New.
7771 (dump_generic_node): Call it.
7772 Factor code to handle BLOCK nodes ...
7773 (dump_block_node): ... here.
7775 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7777 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7779 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7781 * gcc-plugin.h: Include config.h and system.h.
7782 (IN_GCC): Define if not defined.
7784 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7787 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7790 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7792 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7794 * config/m32r/m32r.h: Ditto.
7795 * config/m32r/m32r.md: Ditto.
7796 * config/m32r/predicates.md: Ditto.
7798 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7800 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7802 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7805 (Loading plugins): typo.
7806 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7807 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7808 (Interacting with the GCC Garbage Collector): Added new section.
7809 (Giving information about a plugin): Added new section for
7811 * ggc.h (ggc_register_root_tab): Added declaration.
7812 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7813 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7814 (register_callback): Improved comment in declaration.
7815 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7816 (extra_root_vec) Added static variable for dynamic roots registration.
7817 (ggc_register_root_tab) Added new routine.
7818 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7819 PLUGIN_GGC_MARKING event.
7820 * ggc-zone.c: Include plugin.h.
7821 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7822 * ggc-page.c: Include plugin.h.
7823 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7824 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7825 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7826 (register_callback): check lack of callbacks for
7827 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7828 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7829 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7830 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7831 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7832 dependency on plugin.h.
7833 (plugin.o): Added dependency on ggc.h...
7835 2009-05-26 Richard Guenther <rguenther@suse.de>
7839 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7840 with mismatched comparison modes.
7842 * expr.c (expand_expr_real_1): Expand the operand of a
7843 VIEW_CONVERT_EXPR in its natural mode.
7845 2009-05-26 Ian Lance Taylor <iant@google.com>
7847 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7848 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7849 (ALL_COMPILERFLAGS): Define.
7850 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7851 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7852 (collect2$(exeext), collect2.o): Likewise.
7853 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7854 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7855 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7856 (libbackend.o, intl.o, cppdefault.o): Likewise.
7857 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7858 (build/%.o): Use $(COMPILER_FOR_BUILD).
7859 (build/gen%$(build_exeext)): Likewise.
7860 (build/gcov-iov$(build_exeext)): LIkewise.
7861 * config/t-darwin (darwin.o): Use $(COMPILER).
7862 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7863 * config/t-sol2 (sol2-c.o): Likewise.
7865 * config/t-vxworks (vxworks.o): Likewise.
7866 * config/x-darwin (host-darwin.o): Likewise.
7867 * config/x-hpux (host-hpux.o): Likewise.
7868 * config/x-linux (host-linux.o): Likewise.
7869 * config/x-solaris (host-solaris.o): Likewise.
7870 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7871 * config/arm/t-arm (arm-c.o): Likewise.
7872 * config/arm/t-pe (pe.o): Likewise.
7873 * config/arm/t-wince-pe (pe.o): Likewise.
7874 * config/i386/t-cygming (winnt.o): Likewise.
7875 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7876 * config/i386/t-cygwin (cygwin1.o): Likewise.
7877 (cygwin2.o): Likewise.
7878 * config/i386/t-i386 (i386-c.o): Likewise.
7879 * config/i386/t-interix (winnt.o): Likewise.
7880 * config/i386/t-netware (netware.o): Likewise.
7881 * config/i386/t-nwld (nwld.o): Likewise.
7882 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7883 * config/i386/x-i386 (driver-i386.o): Likewise.
7884 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7885 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7886 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7887 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7888 * config/mips/x-native (driver-native.o): Likewise.
7889 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7890 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7891 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7892 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7893 * config/score/t-score-elf (score7.o): Likewise.
7894 (score3.o): Likewise.
7895 * config/sh/t-sh (sh-c.o): Likewise.
7896 * config/sh/t-symbian (sh-c.o): Likewise.
7897 (symbian.o): Likewise.
7898 * config/spu/t-spu-elf (spu-c.o): Likewise.
7899 * config/v850/t-v850 (v850-c.o): Likewise.
7900 * config/v850/t-v850e (v850-c.o): Likewise.
7902 2009-05-26 Richard Guenther <rguenther@suse.de>
7904 PR tree-optimization/40122
7905 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7906 VECTOR_CSTs if possible.
7907 (fold_gimple_assign): Likewise.
7909 2009-05-26 Richard Guenther <rguenther@suse.de>
7912 * fold-const.c (fold_binary): Use the correct types for building
7915 2009-05-26 Richard Guenther <rguenther@suse.de>
7917 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7918 redundant calls to merge_alias_info.
7919 (bump_vector_ptr): Likewise.
7920 * tree-ssa-copy.c (merge_alias_info): Remove.
7921 (replace_exp_1): Remove call to merge_alias_info.
7922 (propagate_tree_value): Likewise.
7923 (fini_copy_prop): Propagate points-to info.
7924 * tree-flow.h (merge_alias_info): Remove.
7926 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7928 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7930 2009-05-25 Jan Hubicka <jh@suse.cz>
7932 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7933 * cgraph.h (struct inline_summary): New filed self_wize,
7934 size_inlining_benefit, self_time and time_inlining_benefit.
7935 (struct cgraph_global_info): Replace insns by time ans size fields.
7936 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7937 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7938 (ipcp_update_callgraph): Do not touch function bodies.
7939 * ipa-inline.c: Include except.h
7940 (MAX_TIME): New constant.
7941 (overall_insns): Remove.
7943 (overall_size, max_benefit): New static variables.
7944 (cgraph_estimate_time_after_inlining): New function.
7945 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
7946 (cgraph_clone_inlined_nodes): Update size.
7947 (cgraph_mark_inline_edge): Update size.
7948 (cgraph_estimate_growth): Use size info.
7949 (cgraph_check_inline_limits): Check size.
7950 (cgraph_default_inline_p): Likewise.
7951 (cgraph_edge_badness): Compute badness based on benefit and size cost.
7952 (cgraph_decide_recursive_inlining): Check size.
7953 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
7955 (cgraph_decide_inlining): Likewise.
7956 (cgraph_decide_inlining_incrementally): Likewise; honor
7957 PARAM_EARLY_INLINING_INSNS.
7958 (likely_eliminated_by_inlining_p): New predicate.
7959 (estimate_function_body_sizes): New function.
7960 (compute_inline_parameters): Use it.
7961 * except.c (must_not_throw_labels): New function.
7962 * except.h (must_not_throw_labels): Declare.
7963 * tree-inline.c (init_inline_once): Kill inlining_weigths
7964 * tree-ssa-structalias.c: Avoid uninitialized warning.
7965 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
7966 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
7967 (PARAM_INLINE_CALL_COST): Remove.
7968 (PARAM_EARLY_INLINING_INSNS): New.
7970 2009-05-25 Richard Guenther <rguenther@suse.de>
7972 PR tree-optimization/36327
7973 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
7974 callback for reference translation or lookup at the point of may-defs.
7975 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
7976 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
7977 for union COMPONENT_REFs.
7978 (vn_reference_lookup_3): New callback. Lookup from memset
7979 and CONSTRUCTOR assignment, translate through struct copies.
7980 (vn_reference_lookup_pieces): Make sure to not free the
7981 passed operands array. Adjust walk_non_aliased_vuses call.
7982 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
7983 make sure we do not leak memory.
7985 2009-05-25 Richard Guenther <rguenther@suse.de>
7987 * tree-ssa-alias.h (dump_points_to_solution): Declare.
7988 * tree-inline.c (expand_call_inline): Reset the escaped and
7990 * tree-ssa-structalias.c (pass_build_ealias): New.
7991 * tree-pass.h (pass_build_ealias): Declare.
7992 * passes.c (init_optimization_passes): Add PTA during
7993 early optimizations.
7994 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
7995 and CALLUSED solutions.
7996 (dump_points_to_solution): New function, split out from ...
7997 (dump_points_to_info_for): ... here.
7998 * tree-parloops.c (parallelize_loops): Reset the escaped and
8001 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8004 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8005 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8007 2009-05-25 Ira Rosen <irar@il.ibm.com>
8009 PR tree-optimization/40238
8010 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8011 statements after basic block's labels.
8012 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8013 to free the allocated memory.
8015 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8017 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8018 return address with a USE.
8020 2009-05-24 Richard Guenther <rguenther@suse.de>
8023 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8024 array type from the main variant of the inner type.
8026 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8028 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8029 definition to bool (from int) to un-break build.
8030 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8032 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8034 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8035 discard_stmt_changes): Delete.
8036 * tree-ssa-operands.c (scb_stack): Delete.
8037 (init_ssa_operands): Do not initialize it.
8038 (fini_ssa_operands): Do not free it.
8039 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8041 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8042 update_stmt, remove the others. Fix comments.
8043 * tree-dfa.c (optimize_stack_restore): Likewise.
8044 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8045 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8046 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8047 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8049 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8050 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8051 (dom_opt_finalize_block): Likewise, adjusting access to
8053 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8054 (stmts_to_rescan): Change item type to gimple.
8055 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8057 2009-05-24 Ira Rosen <irar@il.ibm.com>
8059 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8060 * tree-pass.h (pass_slp_vectorize): New pass.
8061 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8062 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8063 * tree-vectorizer.c (timevar.h): Include.
8064 (user_vect_verbosity_level): Declare.
8065 (vect_location): Fix comment.
8066 (vect_set_verbosity_level): Update user_vect_verbosity_level
8067 instead of vect_verbosity_level.
8068 (vect_set_dump_settings): Add an argument. Ignore user defined
8069 verbosity if dump flags require higher level of verbosity. Print to
8070 stderr only for loop vectorization.
8071 (vectorize_loops): Update call to vect_set_dump_settings.
8072 (execute_vect_slp): New function.
8073 (gate_vect_slp): Likewise.
8074 (struct gimple_opt_pass pass_slp_vectorize): New.
8075 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8077 (vec_info_for_bb): New function.
8078 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8079 (VECTORIZATION_ENABLED): New macro.
8080 (SLP_ENABLED, SLP_DISABLED): Likewise.
8081 (vect_is_simple_use): Add bb_vec_info argument.
8082 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8083 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8084 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8085 vect_schedule_slp, vect_analyze_slp): Likewise.
8086 (vect_analyze_stmt): Add slp_tree argument.
8087 (find_bb_location): Declare.
8088 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8089 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8090 (vect_analyze_loop_operations, vect_analyze_loop,
8091 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8092 vect_finalize_reduction, vectorizable_reduction,
8093 vectorizable_live_operation, vect_transform_loop): Likewise.
8094 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8095 skip evolution analysis if analyzing a basic block.
8096 (dr_analyze_indices): Likewise.
8097 (initialize_data_dependence_relation): Skip the test whether the
8098 object is invariant for basic blocks.
8099 (compute_all_dependences): Skip dependence analysis for data
8100 references in basic blocks.
8101 (find_data_references_in_stmt): Don't fail in case of invariant
8102 access in basic block.
8103 (find_data_references_in_bb): New function.
8104 (find_data_references_in_loop): Move code to
8105 find_data_references_in_bb and add a call to it.
8106 (compute_data_dependences_for_bb): New function.
8107 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8108 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8110 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8111 unknown dependence in basic block and fail in case of dependence in
8113 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8114 dependence instances from either loop or basic block vectorization
8116 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8117 before calling nested_in_vect_loop_p.
8118 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8119 dependence instances from either loop or basic block vectorization
8121 (vect_verify_datarefs_alignment): Likewise.
8122 (vect_enhance_data_refs_alignment): Adjust function calls.
8123 (vect_analyze_data_refs_alignment): Likewise.
8124 (vect_analyze_group_access): Fix printing. Skip different checks if
8125 DR_STEP is 0. Keep strided stores either in loop or basic block
8126 vectorization data structure. Fix indentation.
8127 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8129 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8130 dependence instances from either loop or basic block vectorization
8132 (vect_analyze_data_refs): Update comment. Call
8133 compute_data_dependences_for_bb to analyze basic blocks.
8134 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8135 case of loop vectorization. In case of basic block vectorization use
8136 data-ref itself as a base.
8137 (vect_create_data_ref_ptr): In case of basic block vectorization:
8138 don't advance the pointer, add new statements before the current
8139 statement. Adjust function calls.
8140 (vect_supportable_dr_alignment): Support only aligned accesses in
8141 basic block vectorization.
8142 * common.opt (ftree-slp-vectorize): New flag.
8143 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8144 (vect_pattern_recog_1): Likewise.
8145 * tree-vect-stmts.c (process_use): Likewise.
8146 (vect_init_vector): Add new statements in the beginning of the basic
8147 block in case of basic block SLP.
8148 (vect_get_vec_def_for_operand): Adjust function calls.
8149 (vect_finish_stmt_generation): Likewise.
8150 (vectorizable_call): Add assert that it is loop vectorization, adjust
8152 (vectorizable_conversion, vectorizable_assignment): Likewise.
8153 (vectorizable_operation): In case of basic block SLP, take
8154 vectorization factor from statement's type and skip the relevance
8155 check. Adjust function calls.
8156 (vectorizable_type_demotion): Add assert that it is loop
8157 vectorization, adjust function calls.
8158 (vectorizable_type_promotion): Likewise.
8159 (vectorizable_store): Check for outer loop only in case of loop
8160 vectorization. Adjust function calls. For basic blocks, skip the
8161 relevance check and don't advance pointers.
8162 (vectorizable_load): Likewise.
8163 (vectorizable_condition): Add assert that it is loop vectorization,
8164 adjust function calls.
8165 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8166 that it is not reduction, get vector type, call only supported
8167 functions, skip loop specific parts.
8168 (vect_transform_stmt): Check for outer loop only in case of loop
8170 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8171 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8172 for external definition.
8173 * passes.c (pass_slp_vectorize): New pass.
8174 * tree-vect-slp.c (find_bb_location): New function.
8175 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8176 check for patterns only in loops.
8177 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8178 case of multiple types in basic block SLP.
8179 (vect_mark_slp_stmts_relevant): New function.
8180 (vect_supported_load_permutation_p): Fix comment.
8181 (vect_analyze_slp_instance): Add argument. In case of basic block
8182 SLP, take vectorization factor from statement's type, check that
8183 unrolling factor is 1. Adjust function call. Save SLP instance in
8184 either loop or basic block vectorization structure. Return FALSE,
8186 (vect_analyze_slp): Add argument. Get strided stores groups from
8187 either loop or basic block vectorization structure. Return FALSE
8188 if basic block SLP failed.
8189 (new_bb_vec_info): New function.
8190 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8191 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8192 (vect_schedule_slp): Add argument. Get SLP instances from either
8193 loop or basic block vectorization structure. Set vectorization factor
8194 to be 1 for basic block SLP.
8195 (vect_slp_transform_bb): New function.
8196 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8198 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8200 * final.c (shorten_branches): Do not align labels for jump tables.
8201 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8203 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8205 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8206 Remove outdated reference to flow.c and fix nits.
8207 * doc/gccint.texi: Tweak RTL description.
8208 * doc/rtl.texi: Likewise.
8210 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8212 * config/avr/avr.c: Change my email address.
8213 * config/avr/avr.h: Likewise.
8214 * config/avr/avr.md: Likewise.
8215 * config/avr/avr-protos.h: Likewise.
8216 * config/avr/libgcc.S: Likewise.
8218 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8220 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8221 (spu_split_load, spu_split_store): Change return type to int.
8222 (spu_split_convert): Declare.
8223 * config/spu/predicates.md (spu_mem_operand): Remove.
8224 (spu_mov_operand): Update.
8225 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8226 * config/spu/spu.c (regno_aligned_for_load): Remove.
8227 (reg_aligned_for_addr, spu_expand_load): Define.
8228 (spu_expand_extv): Reimplement and handle MEM.
8229 (spu_expand_insv): Handle MEM.
8230 (spu_sched_reorder): Handle insn's with length 0.
8231 (spu_legitimate_address_p): Reimplement.
8232 (store_with_one_insn_p): Return TRUE for any mode with size
8233 larger than 16 bytes.
8234 (address_needs_split): Define.
8235 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8237 (spu_convert_move): Define.
8238 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8239 (spu_split_store): Change all MEM's to TImode.
8240 (spu_init_expanders): Preallocate registers that correspond to
8241 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8243 (spu_split_convert): Define.
8244 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8245 (_move<mode>, _movdi, _movti): Update predicate and condition.
8246 (load, store): Change to define_split.
8247 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8249 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8250 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8251 define_insn_and_split of lshr<mode>3.
8252 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8253 (<v>ashr<mode>3_imm): Define.
8254 (extv, extzv, insv): Allow MEM operands.
8255 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8256 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8257 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8258 (_spu_convert2): Change to define_insn_and_split and remove the
8259 corresponding define_peephole2.
8260 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8261 Change predicates to memory_operand.
8263 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8265 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8267 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8269 PR tree-optimization/40219
8270 * tree.c (iterative_hash_expr): Make sure the builtin function is
8271 a normal builtin function and not a front end or back end builtin
8272 before indexing into the built_in_decls array.
8274 2009-05-22 Richard Guenther <rguenther@suse.de>
8277 * alias.c (write_dependence_p): Do not use TBAA for answering
8278 anti-dependence or output-dependence.
8279 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8280 (emit_pointer_definition): Remove.
8281 (emit_alias_warning): Likewise.
8282 (find_what_var_points_to): Remove TBAA pruning code.
8283 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8285 (compute_points_to_sets): Remove code computing the set of
8286 dereferenced pointers.
8287 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8288 oracle for querying anti and output dependencies.
8289 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8290 if TBAA may be applied.
8291 (refs_anti_dependent_p): New function.
8292 (refs_output_dependent_p): Likewise.
8293 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8294 (refs_output_dependent_p): Likewise.
8295 * doc/tree-ssa.texi (Memory model): New section.
8296 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8297 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8298 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8299 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8300 * expr.c (expand_expr_real_1): Likewise.
8301 * gimple-low.c (lower_stmt): Likewise.
8302 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8303 (dump_gimple_cdt): Remove.
8304 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8305 (gimple_size): Likewise.
8306 (walk_gimple_op): Likewise.
8307 (is_gimple_stmt): Likewise.
8308 (walk_stmt_load_store_addr_ops): Likewise.
8309 (gimple_build_cdt): Remove.
8310 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8311 * gimple.h (gimple_cdt_new_type): Remove.
8312 (gimple_cdt_new_type_ptr): Likewise.
8313 (gimple_cdt_set_new_type): Likewise.
8314 (gimple_cdt_location): Likewise.
8315 (gimple_cdt_location_ptr): Likewise.
8316 (gimple_cdt_set_location): Likewise.
8317 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8318 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8319 GIMPLE_CHANGE_DYNAMIC_TYPE.
8320 (verify_types_in_gimple_stmt): Likewise.
8321 * tree-inline.c (estimate_num_insns): Likewise.
8322 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8323 (copy_decl_to_var): Likewise.
8324 (copy_result_decl_to_var): Likewise.
8325 * tree-pretty-print.c (dump_generic_node): Do not handle
8326 CHANGE_DYNAMIC_TYPE_EXPR.
8327 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8328 * tree-ssa-operands.c (get_expr_operands): Likewise.
8329 * tree-ssa-structalias.c (struct variable_info): Remove
8330 no_tbaa_pruning member.
8331 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8332 (unify_nodes): Do not copy it.
8333 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8334 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8335 (set_uids_in_ptset): Do not check it.
8336 (find_what_var_points_to): Likewise.
8337 (compute_tbaa_pruning): Remove.
8338 (compute_points_to_sets): Do not call it.
8339 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8340 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8341 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8342 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8343 (DECL_NO_TBAA_P): Likewise.
8344 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8345 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8346 (expand_omp_atomic_pipeline): Do not set it.
8347 * print-tree.c (print_node): Do not dump it.
8348 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8351 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8354 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8357 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8359 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8362 2009-05-22 Ben Elliston <bje@au.ibm.com>
8364 * Makefile.in (bversion.h, s-bversion): New targets.
8365 (TOPLEV_H): Add bversion.h.
8366 * toplev.h: Include "bversion.h".
8367 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8368 the __format__ attribute only if compiling with the same version
8369 of GCC as the sources (the "build version").
8371 2009-05-22 Ben Elliston <bje@au.ibm.com>
8373 * c-format.c (handle_format_attribute): Fix comment typo.
8375 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8378 * config/ia64/ia64.opt (mfused-madd): New.
8379 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8380 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8381 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8382 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8383 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8384 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8385 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8386 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8387 instruction if !TARGET_FUSED_MADD.
8388 (fpma, fpms): Remove colon from name.
8390 2009-05-22 Richard Guenther <rguenther@suse.de>
8392 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8393 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8394 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8396 (create_expression_by_pieces): Only convert if necessary.
8397 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8398 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8400 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8402 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8403 regular pattern from a template and rename it ...
8404 (*extzv_truncsi_exts): ... to this.
8406 2009-05-21 Richard Guenther <rguenther@suse.de>
8408 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8409 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8410 (cgraph_default_inline_p): Likewise.
8411 (cgraph_decide_inlining_incrementally): Likewise.
8413 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8414 Uros Bizjak <ubizjak@gmail.com>
8416 * config/i386/cpuid.h (bit_MOVBE): New.
8418 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8420 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8421 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8422 (ix86_handle_option): Handle OPT_mmovbe.
8423 (ix86_target_string): Add -mmovbe.
8424 (pta_flags): Add PTA_MOVBE.
8425 (processor_alias_table): Add PTA_MOVBE to "atom".
8426 (override_options): Handle PTA_MOVBE.
8428 * config/i386/i386.h (TARGET_MOVBE): New.
8430 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8431 (*bswapsi_movbe): New.
8432 (*bswapdi_movbe): Likewise.
8433 (bswapdi2): Renamed to ...
8435 (bswapdi2): New expander.
8437 * config/i386/i386.opt (mmovbe): New.
8439 * doc/invoke.texi: Document -mmovbe.
8441 2009-05-21 Taras Glek <tglek@mozilla.com>
8443 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8444 * gcc-plugin.h (plugin_init): Updated signature.
8445 * gcc-plugin.h (plugin_name_args): Moved to this header.
8446 * doc/plugins.texi (plugin_init): Updated documention to reflect
8448 * doc/plugins.texi (plugin_name_args): Added to documention.
8450 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8452 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8453 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8455 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8457 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8458 JUMP_TABLE_DATA_P predicates where applicable.
8459 * config/i386/predicates.md: Ditto.
8460 * config/i386/sse.md: Ditto.
8462 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8464 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8465 operand2 -128 override length_immediate attribute to 1.
8466 * config/i386/predicates.md (constm128_operand): New predicate.
8468 * config/i386/i386.c (memory_address_length): Handle %r12
8469 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8471 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8472 mode look through optional ZERO_EXTEND and SUBREG.
8473 * config/i386/i386.md (R12_REG): New define_constant.
8474 (prefix_data16): For sse unit set also for MODE_TI insns.
8475 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8476 insns set if operand 1 is ext_QIreg_operand.
8477 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8478 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8480 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8481 mode from MODE_DI to MODE_SI.
8482 (movdi_1_rex64): Override modrm and length_immediate attributes
8483 only for movabs (TYPE_IMOV, alternative 2).
8484 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8485 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8486 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8487 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8488 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8489 prefix_rex attribute if DImode.
8490 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8491 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8492 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8493 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8494 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8495 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8496 Likewise. For TYPE_IMOV clear length_immediate attribute.
8497 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8498 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8499 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8500 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8501 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8502 or one operand TYPE_ISHIFT.
8503 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8504 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8505 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8506 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8507 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8508 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8509 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8510 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8511 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8512 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8513 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8514 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8515 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8516 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8517 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8518 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8519 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8520 set mode attribute, don't override length attribute.
8521 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8523 (return_internal_long): Set length attribute to 2 instead of 1.
8524 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8525 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8526 prefix_rex attribute.
8527 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8529 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8531 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8533 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8535 2009-05-20 Ian Lance Taylor <iant@google.com>
8537 * tree.c (build_tree_list_vec_stat): New function.
8538 (ctor_to_vec): New function.
8539 (build_nt_call_vec): New function.
8540 (build_call_array): Change args to be a const pointer.
8541 (build_call_vec): New function.
8542 * tree.h (build_nt_call_vec): Declare.
8543 (build_tree_list_vec_stat): Declare.
8544 (build_tree_list_vec): Define.
8545 (build_call_array): Update declaration.
8546 (build_call_vec): Declare.
8547 (ctor_to_vec): Declare.
8548 * c-common.c (tree_vector_cache): New static variable.
8549 (make_tree_vector): New function.
8550 (release_tree_vector): New function.
8551 (make_tree_vector_single): New function.
8552 (make_tree_vector_copy): New function.
8553 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8554 (make_tree_vector_single, make_tree_vector_copy): Declare.
8555 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8556 (c_parser_expr_list): Don't manage cache here, instead call
8558 (c_parser_release_expr_list): Remove static function.
8559 (c_parser_vec_to_tree_list): Remove static function.
8560 (c_parser_attributes): Call build_tree_list_vec instead of
8561 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8562 c_parser_release_expr_list.
8563 (c_parser_postfix_expression_after_primary): Likewise.
8564 (c_parser_objc_keywordexpr): Likewise.
8566 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8568 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8569 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8570 TARGET_CONVERT_TO_TYPE.
8571 * hooks.c (hook_tree_const_tree_null): Define.
8572 * hooks.h (hook_tree_const_tree_null): Declare.
8573 * target.h (struct gcc_target): Add invalid_parameter_type,
8574 invalid_return_type, promoted_type, and convert_to_type fields.
8575 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8576 (TARGET_INVALID_RETURN_TYPE): Define.
8577 (TARGET_PROMOTED_TYPE): Define.
8578 (TARGET_CONVERT_TO_TYPE): Define.
8579 (TARGET_INITIALIZER): Update for new fields.
8580 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8581 (grokparms): Check targetm.invalid_parameter_type.
8582 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8583 * c-convert.c (convert): Check targetm.convert_to_type.
8585 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8587 * config/mips/mips.md (*extenddi_truncate<mode>,
8588 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8590 (*extendhi_truncateqi): New define_insn_and_sptit.
8592 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8595 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8596 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8598 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8600 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8601 the operand of VIEW_CONVERT_EXPR.
8603 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8605 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8606 extended family and model for Intel processors. Support Intel Atom.
8608 2009-05-20 Olivier Hainque <hainque@adacore.com>
8610 * gstab.h (stab_code_type): Define, to be used instead of the
8611 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8613 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8614 occurrences by stab_code_type.
8615 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8617 2009-05-20 Martin Jambor <mjambor@suse.cz>
8619 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8620 (sra_insert_before): Likewise.
8621 (sra_insert_after): Likewise.
8622 (sra_init_cache): Likewise.
8623 (sra_type_can_be_decomposed_p): Likewise.
8624 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8625 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8626 (sra_insert_before): Likewise.
8627 (sra_insert_after): Likewise.
8628 (sra_init_cache): Likewise.
8629 (insert_edge_copies_seq): Made static and moved upwards.
8631 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8634 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8636 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8637 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8640 2009-05-20 Richard Guenther <rguenther@suse.de>
8642 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8643 with mismatched comparison modes.
8645 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8647 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8648 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8649 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8650 with shifts for Thumb2.
8651 (orsi_notsi): New for orn.
8652 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8653 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8654 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8655 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8656 Don't invert remainder for IOR.
8658 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8660 PR tree-optimization/40087
8661 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8662 number_of_iterations_ne): Rename never_infinite argument.
8663 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8664 number_of_iterations_le): Handle pointer-type ivs when
8665 exit_must_be_taken is false.
8666 (number_of_iterations_cond): Do not always assume that
8667 exit_must_be_taken if the control variable is a pointer.
8669 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8671 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8672 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8674 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8676 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8677 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8679 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8682 * c.opt (Wlogical-op): Disabled by default.
8683 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8685 * doc/invoke.texi (Wlogical-op): Likewise.
8687 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8689 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8691 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8692 Propagate the type of the first operand.
8693 <ASSERT_EXPR>: Simplify.
8694 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8695 Rewrite using the RHS code as discriminant.
8696 <NOP_EXPR>: Turn into CASE_CONVERT.
8697 <PLUS_EXPR>: Propagate the type of the first operand.
8699 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8701 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8702 (ia64_dconst_0_375): New.
8703 * config/ia64/ia64.c (ia64_override_options): Remove
8704 -minline-sqrt-min-latency warning.
8705 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8706 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8707 * config/ia64/ia64.md (*sqrt_approx): Remove.
8708 (sqrtsf2): Remove #if 0.
8709 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8710 (sqrtdf): Remove assert.
8711 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8712 (sqrtxf2): Remove #if 0.
8713 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8714 * div.md (sqrt_approx_rf): New.
8715 (sqrtsf2_internal_thr): New implementation.
8716 (sqrtsf2_internal_lat): New.
8717 (sqrtdf2_internal_thr: New implementation.
8718 (sqrtxf2_internal): New implementation.
8720 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8721 Hans-Peter Nilsson <hp@axis.com>
8723 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8724 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8725 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8726 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8727 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8728 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8729 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8730 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8731 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8732 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8733 * c-common.c: ...from here.
8735 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8737 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8739 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8741 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8743 2009-05-19 Ben Elliston <bje@au.ibm.com>
8745 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8746 assignments with memcpy calls.
8747 (add_fdes): Likewise.
8748 (binary_search_unencoded_fdes): Likewise.
8749 (linear_search_fdes): Eliminate type puns.
8751 2009-05-19 Richard Guenther <rguenther@suse.de>
8753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8754 not falsely claim to have propagated into all uses.
8756 2009-05-19 Ben Elliston <bje@au.ibm.com>
8758 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8761 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8763 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8764 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8765 (TARGET_LEGITIMATE_ADDRESS_P): New.
8766 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8767 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8769 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8772 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8773 child of the containing namespace's DIE.
8775 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8777 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8778 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8779 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8782 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8785 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8786 gen_align with gen_pad.
8787 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8788 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8790 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8791 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8793 * config/i386/i386.md (align): Renamed to ...
8794 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8795 ASM_OUTPUT_MAX_SKIP_PAD.
8797 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8799 * config.gcc: Fix variable syntax.
8802 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8803 before calling exact_log2.
8804 (output_iorsi3): Likewise.
8805 (output_xorsi3): Likewise.
8807 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8809 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8810 for the none zero constant operand except for EQ and NE
8811 comprisons even when the first operand is R0.
8813 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8815 * config/s390/2064.md: Remove trailing whitespaces.
8816 * config/s390/2084.md: Likewise.
8817 * config/s390/constraints.md: Likewise.
8818 * config/s390/fixdfdi.h: Likewise.
8819 * config/s390/libgcc-glibc.ver: Likewise.
8820 * config/s390/s390-modes.def: Likewise.
8821 * config/s390/s390-protos.h: Likewise.
8822 * config/s390/s390.c: Likewise.
8823 * config/s390/s390.h: Likewise.
8824 * config/s390/s390.md: Likewise.
8825 * config/s390/tpf-unwind.h: Likewise.
8827 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8829 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8831 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8834 * configure.ac (m68k-*-*): Check if binutils support TLS.
8835 * configure: Regenerate.
8836 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8837 * config/m68k/constraints.md (Cu): New constraint.
8838 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8839 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8840 (movsi): Handle TLS symbols.
8841 (addsi3_5200): Handle XTLS symbols, indent.
8842 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8843 (m68k_tls_reference_p): Declare.
8844 (m68k_legitimize_address): Declare.
8845 (m68k_unwrap_symbol): Declare.
8846 * config/m68k/m68k.opt (mxtls): New option.
8847 * config/m68k/m68k.c (ggc.h): Include.
8848 (m68k_output_dwarf_dtprel): Implement hook.
8849 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8850 (m68k_expand_prologue): Load GOT pointer when function needs it.
8851 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8852 (m68k_legitimate_constant_address_p): Same.
8853 (m68k_decompose_address): Handle TLS references.
8854 (m68k_get_gp): New static function.
8855 (enum m68k_reloc): New contants.
8856 (TLS_RELOC_P): New macro.
8857 (m68k_wrap_symbol): New static function.
8858 (m68k_unwrap_symbol): New function.
8859 (m68k_final_prescan_insn_1): New static function.
8860 (m68k_final_prescan_insn): New function.
8861 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8863 (legitimize_pic_address): Handle TLS references..
8864 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8865 (m68k_libcall_value_in_a0_p)
8866 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8867 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8868 (m68k_legitimize_tls_address): Handle TLS references.
8869 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8871 (m68k_legitimize_address): Handle TLS symbols.
8872 (m68k_get_reloc_decoration): New static function.
8873 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8875 (m68k_output_dwarf_dtprel): Implement hook.
8876 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8877 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8878 m68k_call_* routines.
8879 (sched_attr_op_type): Handle TLS symbols.
8880 (gt-m68k.h): Include.
8881 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8882 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8884 2009-05-18 Martin Jambor <mjambor@suse.cz>
8886 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8887 (visit_store_addr_for_mod_analysis): New function.
8888 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8889 (determine_cst_member_ptr): Use gimple_assign_single_p.
8890 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8891 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8892 operands. Don't check number of operands of a NOP_EXPR.
8894 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8896 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8898 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8901 * c-common.c (warn_logical_operator): Don't warn if one of
8902 expression isn't always true or false.
8904 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8906 * config/i386/biarch32.h: New file.
8907 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8909 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8911 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8912 *zero_extend<mode>_truncqi): Merge these into ...
8913 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8914 Name the pattern following this as *zero_extendhi_truncqi.
8916 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8919 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8920 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8921 (output_info): Make field HOST_WIDEST_INT.
8922 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8923 (dump_bitmat_statistics): Same.
8925 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8927 * config.gcc (use_gcc_stdint): Set to wrap.
8928 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8929 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8930 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8931 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8932 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8933 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8934 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8935 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8937 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8939 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8941 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8942 Move definitions earlier.
8943 (OPT_ARCH64, OPT_ARCH32): Define.
8944 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
8947 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8950 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
8953 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
8955 * arm.md (movdi2): Copy non-reg values to DImode registers.
8957 2009-05-16 Jakub Jelinek <jakub@redhat.com>
8960 * final.c (label_to_max_skip): New function.
8961 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
8962 CODE_LABEL_NUMBER <= max_labelno.
8963 * output.h (label_to_max_skip): New prototype.
8964 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
8965 (ix86_avoid_jump_mispredicts): ... this. Don't define if
8966 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
8967 Handle CODE_LABELs with >= 16 byte alignment or with
8968 max_skip == (1 << align) - 1.
8969 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
8970 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
8973 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
8974 .p2align 3 if MAX_SKIP is smaller than 7.
8975 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
8977 2009-05-15 Ian Lance Taylor <iant@google.com>
8979 * alias.c (struct alias_set_entry_d): Rename from struct
8980 alias_set_entry. Change all uses.
8981 * except.c (struct call_site_record_d): Rename from struct
8982 call_site_record. Change all uses.
8983 * except.h (struct eh_region_d): Rename from struct eh_region.
8985 * gcse.c (struct hash_table_d): Rename from struct hash_table.
8987 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
8988 ivtype_map_elt. Change all uses.
8989 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
8991 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
8992 * graphite.h (struct name_tree_d): Rename from struct name_tree.
8994 (struct sese_d): Rename from struct sese. Change all uses.
8995 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
8996 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
8997 * optabs.h (struct optab_d): Rename from struct optab. Change all
8999 (struct convert_optab_d): Rename from struct convert_optab.
9001 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9002 ipa_opt_pass. Change all uses.
9003 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9006 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9007 defined as a typedef.
9008 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9011 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9014 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9016 (merge_ranges): Returns bool.
9017 * tree.h (make_range): .. to here.
9018 (build_range_check): Likewise.
9019 (merge_ranges): Likewise. Renamed from merge_ranges.
9020 * c-typeck.c (parser_build_binary_op): Update calls to
9021 warn_logical_operator.
9022 * c-common.c (warn_logical_operator): Add new warning.
9023 * c-common.h (warn_logical_operator): Update declaration.
9025 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9027 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9029 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9031 * doc/install.texi: Document MPC requirements, flags etc.
9033 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9034 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9035 Evaluate constant arguments.
9036 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9037 (fold_builtin_1): Likewise, also evaluate constant arguments.
9038 Remove superfluous break.
9039 (do_mpc_ckconv): New.
9040 * real.h: Include mpc.h.
9041 * toplev.c (print_version): Output MPC version info if available.
9043 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9045 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9047 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9049 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9052 2009-05-15 Jan Hubicka <jh@suse.cz>
9054 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9055 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9056 (try_inline): Fix return value.
9057 (cgraph_decide_inlining_incrementally): Honor new value.
9058 (cgraph_early_inlining): Handle indirect inlining.
9059 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9061 2009-05-15 Jan Hubicka <jh@suse.cz>
9063 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9064 * cgraphunit.c (cgraph_finalize_function): Set it.
9065 (cgraph_expand_function): Use it.
9067 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9069 * real.c (encode_ieee_half): Define.
9070 (decode_ieee_half): Define.
9071 (ieee_half_format): Define.
9072 (arm_half_format): Define.
9073 * real.h (ieee_half_format): Declare.
9074 (arm_half_format): Declare.
9076 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9078 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9079 swapped, and reversed optabs exist before trying to use them.
9081 2009-05-15 Paul Brook <paul@codesourcery.com>
9082 Sandra Loosemore <sandra@codesourcery.com>
9084 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9085 loads. Allow PRE_DEC.
9086 (output_move_neon): Handle PRE_DEC.
9087 (arm_print_operand): Add 'A' for neon structure loads.
9088 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9089 * config/arm/neon.md (neon_mov): Update comment.
9090 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9092 (Um): New constraint.
9094 2009-05-15 Jan Hubicka <jh@suse.cz>
9096 Revert the following patch until testsuite fallout is fixed:
9097 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9098 * cgraph.h (struct inline_summary): New filed self_wize,
9099 size_inlining_benefit, self_time and time_inlining_benefit.
9100 (struct cgraph_global_info): Replace insns by time ans size fields.
9101 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9102 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9103 (ipcp_update_callgraph): Do not touch function bodies.
9104 * ipa-inline.c: Include except.h
9105 (MAX_TIME): New constant.
9106 (overall_insns): Remove
9107 (overall_size, max_benefit): New static variables.
9108 (cgraph_estimate_time_after_inlining): New function.
9109 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9110 (cgraph_clone_inlined_nodes): Update size.
9111 (cgraph_mark_inline_edge): Update size.
9112 (cgraph_estimate_growth): Use size info.
9113 (cgraph_check_inline_limits): Check size.
9114 (cgraph_default_inline_p): Likewise.
9115 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9116 (cgraph_decide_recursive_inlining): Check size.
9117 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9119 (cgraph_decide_inlining): Likewise.
9120 (cgraph_decide_inlining_incrementally): Likewise; honor
9121 PARAM_EARLY_INLINING_INSNS.
9122 (likely_eliminated_by_inlining_p): New predicate.
9123 (estimate_function_body_sizes): New function.
9124 (compute_inline_parameters): Use it.
9125 * except.c (must_not_throw_labels): New function.
9126 * except.h (must_not_throw_labels): Declare.
9127 * tree-inline.c (init_inline_once): Kill inlining_weigths
9128 * tree-ssa-structalias.c: Avoid uninitialized warning.
9129 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9130 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9131 (PARAM_INLINE_CALL_COST): Remove.
9132 (PARAM_EARLY_INLINING_INSNS): New.
9134 2009-05-15 Richard Guenther <rguenther@suse.de>
9136 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9137 not TODO_update_ssa.
9139 2009-05-15 Richard Guenther <rguenther@suse.de>
9141 PR tree-optimization/39999
9142 * gimple.h (gimple_expr_type): Use the expression type looking
9143 through useless conversions.
9144 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9145 (vn_nary_op_insert_stmt): Likewise.
9146 (simplify_binary_expression): Likewise.
9148 2009-05-15 Richard Guenther <rguenther@suse.de>
9150 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9151 New options, enabled by default.
9152 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9154 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9155 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9156 * tree-ssa-structalias.c (gate_tree_pta): New function.
9157 (pass_build_alias): Use it.
9159 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9161 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9162 recurse on an invariant address if a conversion from a pointer
9163 type to a wider integer type is involved.
9165 2009-05-15 Jan Hubicka <jh@suse.cz>
9167 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9168 * cgraph.h (struct inline_summary): New filed self_wize,
9169 size_inlining_benefit, self_time and time_inlining_benefit.
9170 (struct cgraph_global_info): Replace insns by time ans size fields.
9171 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9172 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9173 (ipcp_update_callgraph): Do not touch function bodies.
9174 * ipa-inline.c: Include except.h
9175 (MAX_TIME): New constant.
9176 (overall_insns): Remove
9177 (overall_size, max_benefit): New static variables.
9178 (cgraph_estimate_time_after_inlining): New function.
9179 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9180 (cgraph_clone_inlined_nodes): Update size.
9181 (cgraph_mark_inline_edge): Update size.
9182 (cgraph_estimate_growth): Use size info.
9183 (cgraph_check_inline_limits): Check size.
9184 (cgraph_default_inline_p): Likewise.
9185 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9186 (cgraph_decide_recursive_inlining): Check size.
9187 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9189 (cgraph_decide_inlining): Likewise.
9190 (cgraph_decide_inlining_incrementally): Likewise; honor
9191 PARAM_EARLY_INLINING_INSNS.
9192 (likely_eliminated_by_inlining_p): New predicate.
9193 (estimate_function_body_sizes): New function.
9194 (compute_inline_parameters): Use it.
9195 * except.c (must_not_throw_labels): New function.
9196 * except.h (must_not_throw_labels): Declare.
9197 * tree-inline.c (init_inline_once): Kill inlining_weigths
9198 * tree-ssa-structalias.c: Avoid uninitialized warning.
9199 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9200 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9201 (PARAM_INLINE_CALL_COST): Remove.
9202 (PARAM_EARLY_INLINING_INSNS): New.
9203 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9204 (inline-call-cost): Remove.
9205 (early-inlining-insns): New.
9207 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9209 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9211 (print_int_cst_bounds_in_octal_p): Likewise.
9212 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9214 * dwarf2out.c (base_type_die): Likewise.
9215 (is_subrange_type): Delete.
9216 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9217 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9218 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9219 if the destination type is boolean.
9220 (build_range_check): Do not special-case subtypes.
9221 (fold_sign_changed_comparison): Likewise.
9222 (fold_unary): Likewise.
9223 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9224 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9225 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9226 * tree.c (subrange_type_for_debug_p): New predicate based on the
9227 former is_subrange_type.
9228 * tree.h (subrange_type_for_debug_p): Declare.
9229 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9230 (convert_affine_scev): Remove call to above function.
9231 (chrec_convert_aggressive): Likewise.
9232 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9233 false for conversions involving subtypes.
9234 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9235 (vrp_val_min): Likewise.
9236 (needs_overflow_infinity): Likewise.
9237 (extract_range_from_unary_expr): Likewise.
9239 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9241 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9242 * config/frv/frv.c: Likewise.
9243 * config/s390/s390.c: Likewise.
9244 * config/sparc/sparc.h: Likewise.
9245 * config/i386/i386.h: Likewise.
9246 * config/i386/i386.c: Likewise.
9247 * config/crx/crx.c: Likewise.
9248 * config/m68hc11/m68hc11.h: Likewise.
9249 * config/iq2000/iq2000.c: Likewise.
9250 * config/mn10300/mn10300.h: Likewise.
9251 * config/mn10300/mn10300.c: Likewise.
9252 * config/m68k/m68k.c: Likewise.
9253 * config/rs6000/rs6000.c: Likewise.
9254 * config/rs6000/xcoff.h: Likewise.
9255 * config/rs6000/linux64.h: Likewise.
9256 * config/rs6000/sysv4.h: Likewise.
9257 * config/score/score3.c: Likewise.
9258 * config/score/score7.c: Likewise.
9259 * config/score/score.c: Likewise.
9260 * config/arm/arm.md: Likewise.
9261 * config/mips/mips.c: Likewise.
9262 * config/mips/mips.md: Likewise.
9263 * config/bfin/bfin.h: Likewise.
9264 * config/pa/pa.c: Likewise.
9265 * config/pa/constraints.md: Likewise.
9267 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9268 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9269 * config/pdp11/pdp11.h: Use memory_address_p instead.
9271 2009-05-14 Ian Lance Taylor <iant@google.com>
9273 * passes.c (finish_optimization_passes): Change i to int.
9274 * plugin.c (plugins_active_p): Change event to int.
9275 (dump_active_plugins): Likewise.
9276 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9278 * tree.c (tree_range_check_failed): Change c to unsigned int.
9279 (omp_clause_range_check_failed): Likewise.
9280 (build_common_builtin_nodes): Change mode to int. Add cast.
9281 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9282 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9284 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9285 ++ or -- with a variable of enum type.
9287 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9290 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9292 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9294 * store-motion.c: Do not include params.h
9295 * Makefile.in: Fix dependencies for various files.
9297 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9299 * auto-inc-dec.c: Fix pass description, remove apparent
9300 accidental duplication.
9302 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9305 * ipa-utils.h (memory_identifier_string): Moved to ...
9306 * tree.h (memory_identifier_string): Here. Add GTY(()).
9308 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9310 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9311 in the former documentation of...
9312 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9313 * ira-conflicts.c (get_dup_num): Use address_operand.
9314 * targhooks.c (default_legitimate_address_p): New.
9315 * targhooks.h (default_legitimate_address_p): New.
9316 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9318 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9319 * target.h (struct target): Add legitimate_address_p.
9320 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9321 (TARGET_INITIALIZER): Include it.
9323 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9324 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9325 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9326 (TARGET_LEGITIMATE_ADDRESS_P): New.
9328 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9329 (REG_OK_STRICT_P): Delete.
9330 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9331 (frv_legitimate_address_p_1): ... this.
9332 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9333 (frv_legitimate_address_p_1): ... the renamed old
9334 frv_legitimate_address_p.
9335 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9336 (TARGET_LEGITIMATE_ADDRESS_P): New.
9338 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9339 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9340 * config/s390/s390.c (legitimate_address_p): Rename to...
9341 (s390_legitimate_address_p): ... this, make static.
9342 (legitimize_address): Adjust call.
9343 (TARGET_LEGITIMATE_ADDRESS_P): New.
9344 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9346 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9347 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9348 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9349 (TARGET_LEGITIMATE_ADDRESS_P): New.
9351 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9352 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9353 * config/spu/spu.c (spu_legitimate_address): Rename to...
9354 (spu_legitimate_address_p): ... this, make static.
9355 (TARGET_LEGITIMATE_ADDRESS_P): New.
9357 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9358 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9359 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9360 (sparc_legitimate_address_p): ... this, make static and return bool.
9361 (legitimize_address): Adjust call.
9362 (TARGET_LEGITIMATE_ADDRESS_P): New.
9364 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9365 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9366 * config/i386/i386.c (legitimate_address_p): Rename to...
9367 (ix86_legitimate_address_p): ... this, make static.
9368 (constant_address_p): Move after it, adjust call.
9369 (TARGET_LEGITIMATE_ADDRESS_P): New.
9371 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9372 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9373 * config/avr/avr.c (legitimate_address_p): Rename to...
9374 (avr_legitimate_address_p): ... this, make static.
9375 (legitimize_address): Adjust call.
9376 (TARGET_LEGITIMATE_ADDRESS_P): New.
9378 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9379 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9380 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9381 (TARGET_LEGITIMATE_ADDRESS_P): New.
9383 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9384 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9385 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9386 (TARGET_LEGITIMATE_ADDRESS_P): New.
9388 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9389 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9391 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9393 (TARGET_LEGITIMATE_ADDRESS_P): New.
9395 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9396 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9398 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9400 (m68hc11_legitimate_address_p): ... this, make static.
9401 (go_if_legitimate_address_internal): Rename to...
9402 (m68hc11_legitimate_address_p_1): ... this.
9403 (legitimize_address): Adjust call.
9404 (TARGET_LEGITIMATE_ADDRESS_P): New.
9406 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9407 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9408 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9409 (TARGET_LEGITIMATE_ADDRESS_P): New.
9411 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9412 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9413 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9414 (mn10300_legitimate_address_p): ... this, make static.
9415 (TARGET_LEGITIMATE_ADDRESS_P): New.
9417 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9418 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9419 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9420 (TARGET_LEGITIMATE_ADDRESS_P): New.
9422 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9423 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9424 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9425 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9426 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9427 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9428 (rs6000_legitimate_address_p): ... this, make static.
9429 (TARGET_LEGITIMATE_ADDRESS_P): New.
9430 (REG_MODE_OK_FOR_BASE_P): Delete.
9431 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9433 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9434 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9436 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9437 static, adjust types.
9438 (TARGET_LEGITIMATE_ADDRESS_P): New.
9440 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9441 * config/score/score.c (score_address_p): Rename to...
9442 (score_legitimate_address_p): ... this.
9443 (TARGET_LEGITIMATE_ADDRESS_P): New.
9444 * config/score/score3.c (score3_address_p): Rename to...
9445 (score3_legitimate_address_p): ... this.
9446 * config/score/score7.c (score7_address_p): Rename to...
9447 (score7_legitimate_address_p): ... this.
9449 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9450 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9451 GO_IF_LEGITIMATE_ADDRESS): Delete.
9452 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9453 thumb2_legitimate_address_p): Delete.
9454 (arm_legitimate_address_p): Rename to...
9455 (arm_legitimate_address_outer_p): ... this.
9456 * config/arm/constraints.md ("Uq"): Adjust call.
9457 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9458 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9460 (arm_legitimate_address_outer_p): ... this.
9461 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9463 (TARGET_LEGITIMATE_ADDRESS_P): New.
9465 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9466 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9467 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9468 (TARGET_LEGITIMATE_ADDRESS_P): New.
9470 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9471 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9472 * config/vax/vax.c (legitimate_address_p): Rename to...
9473 (vax_legitimate_address_p): ... this, make static.
9474 (TARGET_LEGITIMATE_ADDRESS_P): New.
9476 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9477 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9478 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9479 (TARGET_LEGITIMATE_ADDRESS_P): New.
9481 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9482 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9483 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9484 (mmix_legitimate_address_p): ... this, make static.
9485 (TARGET_LEGITIMATE_ADDRESS_P): New.
9487 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9488 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9489 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9490 (TARGET_LEGITIMATE_ADDRESS_P): New.
9492 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9494 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9495 of MODE_COMPLEX_INT.
9497 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9499 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9500 LCT_NORMAL in function call.
9501 * mips-tdump.c (print_file_desc): Add cast to enum type.
9502 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9503 (mark_stabs): Add casts to enum types.
9504 (parse_stabs_common): Add casts to enum types.
9506 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9508 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9509 Check for invalid values of LETTER.
9511 2009-05-13 Taras Glek <tglek@mozilla.com>
9513 * attribs.c (register_attribute): moved out attribute registration
9514 into register_attribute.
9515 * doc/plugins.texi: Documented register_attribute and
9517 * gcc-plugin.h: Added forward decl for register_attribute.
9518 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9519 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9520 PLUGIN_ATTRIBUTES boilerplate.
9522 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9524 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9525 values even in sentinel and empty entries.
9526 (ms_printf_flag_specs): Likewise.
9527 (ms_scanf_flag_specs): Likewise.
9528 (ms_strftime_flag_specs): Likewise.
9529 (ms_print_char_table): Likewise.
9530 (ms_scan_char_table): Likewise.
9531 (ms_time_char_table): Likewise.
9533 2009-05-13 Doug Kwan <dougkwan@google.com>
9535 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9537 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9539 * config/mips/mips.md (store): Add attributes for QI and HI.
9541 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9542 (truncdi<mode>2): ... this new pattern.
9544 2009-05-13 Brad Hards <bradh@kde.org>
9546 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9548 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9549 Ben Elliston <bje@au.ibm.com>
9552 * dse.c (check_mem_read_rtx): Guard against width == -1.
9554 2009-05-13 Michael Matz <matz@suse.de>
9557 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9558 (trivially_conflicts_p): New function.
9559 (insert_backedge_copies): Use it.
9561 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9563 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9564 (handle_stdc_pragma): Use new enum constant names.
9565 (handle_pragma_float_const_decimal64): Ditto.
9567 2009-05-13 Ian Lance Taylor <iant@google.com>
9569 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9572 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9574 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9575 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9577 * config/m68k/m68k.h (FL_UCLINUX): Define.
9579 2009-05-13 Jan Hubicka <jh@suse.cz>
9581 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9583 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9585 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9586 unless -fschedule-insns is specified.
9588 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9591 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9592 TARGET_EXPAND_CBRANCHDI4.
9593 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9594 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9595 (cmpeqdi): Fix comment.
9597 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9599 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9600 (sh_legitimate_address_p): Likewise.
9601 * config/sh/sh.c (sh_legitimate_index_p): New.
9602 (sh_legitimate_address_p): Likewise.
9603 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9604 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9605 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9606 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9607 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9608 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9609 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9610 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9611 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9613 2009-05-12 Jan Hubicka <jh@suse.cz>
9615 * tree-inline.c (estimate_operator_cost): Add operands;
9616 when division happens by constant, it is cheap.
9617 (estimate_num_insns): Loads and stores are not having cost of 0;
9618 EH magic stuff is cheap; when computing runtime cost of switch,
9619 use log2 base of amount of its cases; builtin_expect has cost of 0;
9620 compute cost for moving return value of call.
9621 (init_inline_once): Initialize time_based flags.
9622 * tree-inline.h (eni_weights_d): Add time_based flag.
9624 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9626 * df-core.c: Update head documentation.
9628 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9631 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9632 shadowing exisiting variable op1.
9634 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/driver-i386.c (processor_signatures): New enum.
9638 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9639 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9640 processor signature to detect geode processor.
9642 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9646 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9648 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9649 causes spurious differences between trunk and cond-optab branch.
9651 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9653 * dojump.c (compare_from_rtx): Delete.
9654 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9655 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9656 if the comparison does not satisfy the predicate; test predicates for
9657 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9658 further if one existing pattern fails.
9659 * expr.h (compare_from_rtx): Delete.
9660 (prepare_operand): Declare it.
9661 * optabs.c: Change "lib call" to "libcall" throughout.
9662 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9663 HAVE_conditional_trap, emit_cmp_insn): Delete.
9664 (can_compare_p): Delete cmp_optab case.
9665 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9666 Accept other parameters by value.
9667 (prepare_operand): Make non-static.
9668 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9669 other parameters by value. Try to widen operands here based on
9670 an optab_methods argument and looking at cbranch_optab.
9671 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9672 loop. Use cbranch_optab directly.
9673 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9674 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9676 (emit_conditional_move, emit_conditional_add): Inline what's needed
9677 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9678 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9679 with COMPARE. Move cmov_optab and cstore_optab above
9680 with cbranch_optab, move cmp_optab down with ucmp_optab,
9681 remove tst_otpab. Do not initialize trap_rtx.
9682 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9683 for trap code. Do not check HAVE_conditional_trap. Use
9684 prepare_cmp_insn. Accept no predicate for operand 3.
9685 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9686 (OTI_ctrap, ctrap_optab): New.
9687 (tst_optab): Delete.
9688 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9689 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9690 with lookup of ctrap_optab.
9691 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9695 * combine.c (combine_simplify_rtx, simplify_set): Do not
9696 special case comparing against zero for cc0 machines.
9697 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9698 COMPARE on cc0 machines.
9699 (simplify_relational_operation): Return a new expression when
9700 a COMPARE could be removed.
9701 * final.c (final_scan_insn): Compare cc_status values
9702 against LHS of a (compare FOO (const_int 0)) cc0 source.
9703 Also check if cc_status.value is the full compare.
9705 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9706 (cstoreMM4): Document.
9707 (conditional_trap): Document ctrapMM4 instead.
9708 (sync_compare_and_swapMM): Refer to cbranchcc4.
9709 (Dependent Patterns): Eliminate obsolete information referring to
9710 the old jump optimization phase.
9711 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9712 of compares with 0 on cc0 machines.
9713 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9714 avoiding references to cc0. Remove text about storing operands
9716 * doc/tm.texi (Condition Codes): Include blurb on different
9717 condition code representations, separate into subsections for
9718 CC0, MODE_CC and conditional execution.
9720 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9721 alpha_emit_setcc): Accept operands and a machine mode.
9722 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9723 Get code/op0/op1 from operands, use machine mode argument
9724 instead of alpha_compare.fp_p. Emit the branch here.
9725 (alpha_emit_setcc): Likewise, and return boolean.
9726 (alpha_emit_conditional_move): Likewise. Assert that
9727 cmp_op_mode == cmp_mode, and simplify accordingly.
9728 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9729 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9730 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9732 (stack probe test): Use cbranchdi4.
9733 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9735 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9736 * config/arc/arc.h (movsicc, movsfcc): Use it.
9737 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9738 (cbranchsi4, cstoresi4): New.
9739 (cmpsi, bCC and sCC expanders): Remove.
9741 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9742 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9743 * config/arm/predicates.md (arm_comparison_operator): Only include
9744 floating-point operators if there is a hardware floating-point unit.
9745 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9746 deferring to cbranch_cc and cstore_cc respectively.
9747 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9748 cbranch_cc, cstore_cc): New.
9749 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9751 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9753 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9754 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9756 (adjust_insn_length): Adjust calls.
9757 (avr_reorg): Handle (compare (foo) (const_int 0)).
9758 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9759 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9760 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9761 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9763 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9764 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9766 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9767 (cbranchsi4, cstorebi4, cstoresi4): New.
9768 (movbisi): This insn is duplicate, split it to zero_extend.
9769 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9770 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9771 (bfin_optimize_loop): Use cbranch expander.
9772 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9773 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9774 (bfin_bimode_comparison_operator): ... this.
9775 (bfin_direct_comparison_operator): New.
9777 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9778 inside (compare FOO (const_int 0)).
9779 (cris_rtx_costs): Handle ZERO_EXTRACT.
9780 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9781 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9782 (*tstdi_v32): Delete.
9783 (*cmpdi_non_v32): Add M alternative for operand 1.
9784 (cmpsi, cmp<mode>): Make private.
9785 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9787 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9789 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9790 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9791 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9792 (cc_reg_operand): New.
9794 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9795 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9796 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9797 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9798 crx_expand_scond): Delete.
9800 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9802 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9803 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9805 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9806 cstoresi4, cstoresf4, cstoredf4): New.
9807 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9808 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9809 Receive the entire operands array.
9810 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9811 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9812 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9813 Get test/op0/op1 from the operands array.
9814 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9816 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9817 (h8300_expand_store): New.
9818 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9820 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9821 (h8300_expand_store): New.
9822 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9823 or do not try to produce (set (cc0) REG).
9824 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9825 change a compare into a move to a scratch register. Disable some
9826 peepholes when comparing with zero.
9827 (tstsi, tsthi, tstsi, cmpqi): Make private.
9830 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9833 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9834 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9835 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9836 (ix86_emit_i387_log1p): Use cbranchxf2.
9837 (ix86_expand_setcc): Return void.
9838 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9839 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9840 cmp<MODEF>, cmpcc): Remove.
9841 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9842 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9843 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9844 (sCC and bCC expanders): Remove.
9845 (stack_protect_test): Use cbranchcc4.
9847 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9849 (ia64_expand_compare): Accept three rtx by reference and return void.
9850 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9851 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9852 from *expr. Update *expr with the BImode comparison to do.
9853 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9854 cmptf, bCC, sCC, conditional_trap): Delete.
9855 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9856 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9857 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9858 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9859 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9861 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9862 type of last argument.
9863 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9864 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9865 use machine mode argument instead of branch_type. Remove dead
9866 code for floating-point comparisons.
9867 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9868 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9870 (cbranchsi4, cstoresi4): New.
9871 * config/iq2000/predicates.md (reg_or_const_operand): New.
9873 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9874 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9875 (b<code>_op): Rewrite to...
9876 (bcc_op): ... this, using match_operator.
9877 (s<code>_op): Rewrite to...
9878 (scc_op): ... this, using match_operator.
9879 (s<code>_24_op): Rewrite to...
9880 (scc_op_24): ... this, using match_operator.
9881 (s<code>_<mode>): Rewrite to...
9882 (cstore<mode>4): ... this, using match_operator.
9883 (s<code>_<mode>_24): Rewrite to...
9884 (cstore<mode>4_24): ... this, using match_operator.
9885 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9886 m32c_unpend_compare, m32c_expand_scc): Delete.
9887 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9888 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9889 (m32c_expand_movcc): Change NE to EQ if necessary.
9890 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9892 * config/m32r/m32r-protos.h (gen_cond_store): New.
9893 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9894 (gen_cond_store): New, from sCC patterns.
9895 (m32r_expand_block_move): Use cbranchsi4.
9896 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9897 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9898 (cbranchsi4, cstoresi4): New.
9900 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9902 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9903 (m68hc11_notice_update_cc): Look into a compare with 0.
9904 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9906 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9907 cmphi, cmpqi, bCC): Delete.
9908 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9909 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9910 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9913 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9914 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9915 * config/m68k/constraints.md (H): New.
9916 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9917 the define_insn below.
9918 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9919 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9920 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9921 patterns): Wrap RHS with COMPARE.
9922 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9923 (*cmpdi_internal): Name this pattern.
9924 (cmpdi): Change to define_insn.
9925 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9926 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9927 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9929 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9930 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9931 (conditional_trap): Change to...
9932 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9933 (*conditional_trap): Use the ordered_comparison_operator and
9934 const1_operand predicates.
9935 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9936 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9937 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9938 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9940 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9941 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9942 (mcore_gen_compare): New.
9943 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
9944 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
9945 (mcore_gen_compare): ... this.
9946 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
9947 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
9948 (stack probe pattern): Use cbranchsi4.
9950 * config/mips/predicates.md (mips_cstore_operator): New.
9951 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
9952 * config/mips/mips.md (any_cond): Delete.
9953 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
9955 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
9956 fixuns_truncsfdi2): Use cbranch patterns.
9957 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
9958 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
9959 Adjust call to mips_expand_conditional_branch.
9960 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
9962 * config/mips/mips-protos.h (mips_expand_conditional_branch,
9963 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
9964 * config/mips/mips.c (cmp_operands): Delete.
9965 (mips_emit_compare): Get comparison operands from *op0/*op1.
9966 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
9967 that it succeeds. Use op0/op1 instead of cmp_operands.
9968 (mips_expand_conditional_branch, mips_expand_conditional_move,
9969 mips_expand_conditional_trap): Likewise.
9970 (mips_block_move_loop): Use cbranch patterns.
9971 * config/mips/mips.h (cmp_operands): Delete.
9973 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
9974 (mmix_gen_compare_reg): Just return a register in the right CC mode.
9975 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
9976 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
9977 (*cmpcc_folded): Rename to...
9978 (*cmpdi_folded): this.
9979 (*cmpcc): Rename to...
9981 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
9984 (cbranchdf4): New. Handle invalid comparisons here.
9985 * config/mmix/predicates.md (float_comparison_operator): New.
9987 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
9988 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
9989 * config/mn10300/mn10300.md (tst): Delete.
9990 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
9991 Name these patterns and wrap RHS in a compare.
9992 (*cmpsi): Make this pattern private. Include tst.
9993 (*cmpsf): Make this pattern private.
9994 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
9995 (compare with zero peepholes): Likewise.
9997 (cbranchsi4, cbranchsf4): New.
9998 (casesi): Use cbranchsi4.
10000 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10001 hppa_branch_type): Delete.
10002 (return_addr_rtx): Use cbranchsi4.
10003 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10004 Emit CCFPmode comparison here.
10005 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10006 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10007 hppa_branch_type): Delete.
10008 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10009 (movsicc, movdicc): Remove references to hppa_compare_op0,
10010 hppa_compare_op1 and compare_from_rtx.
10011 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10012 (casesi): Use cbranchsi4.
10014 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10015 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10016 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10017 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10018 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10020 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10021 (*branch, *branch_inverted): New.
10023 * config/picochip/picochip.md (cbranchhi4): Use
10024 ordered_comparison_operator.
10025 (cmphi, bCC): Remove.
10027 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10028 (trap_comparison_operator): Delete.
10029 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10030 rs6000_emit_cbranch): Accept mode and operands.
10031 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10032 rs6000_compare_fp_p): Delete.
10033 (rs6000_generate_compare): Accept mode and comparison. Extract code
10034 and op0/op1 from there. Replace references to rs6000_compare_op0
10035 and rs6000_compare_op1.
10036 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10037 extract result from passed operands.
10038 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10039 extract loc from passed operands.
10040 (rs6000_emit_cmove): Likewise.
10041 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10042 rs6000_compare_fp_p): Delete.
10043 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10044 (cbranch<GPR>4, cbranch<FP>4): New.
10045 (cstore<mode>4): New. Consolidate here all choices about when to use
10046 portable or specialized sCC sequences.
10047 (stack_protect_test): Use cbranchsi4.
10048 (conditional_trap): Replace with ctrap<GPR>4.
10049 (conditional trap insn): Replace trap_comparison_operator with
10050 ordered_comparison_operator.
10052 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10053 (s390_emit_prologue): Use ctrap.
10054 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10055 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10056 New predicates replacing...
10057 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10058 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10059 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10060 (add<mode>cc): Do not use s390_compare_op0/op1.
10061 (s<code>): Change to...
10062 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10063 (seq): Change to...
10064 (cstorecc4): ... this. Handle EQ or NE equally.
10065 (*sne): Un-privatize for use in cstorecc4.
10066 (b<code>): Change to...
10067 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10068 (conditional_trap): Replace with...
10069 (ctrap<GPR>4, ctrap<FP>4): ... these.
10070 (stack_protect): Use cbranchcc4.
10072 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10073 * config/score/score-protos.h (score_gen_cmp): Delete.
10074 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10075 (score_block_move-loop): Use cbranchsi4.
10076 * config/score/score.md (cbranchsi4): New.
10077 (cmpsi, bCC): Delete.
10078 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10079 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10080 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10081 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10082 * config/score/score3.h (score3_gen_cmp): Delete.
10083 * config/score/score7.h (score7_gen_cmp): Delete.
10085 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10086 (sh_emit_scc_to_t): ... this. Return void.
10087 (from_compare): Rename to...
10088 (sh_emit_compare_and_branch): ... this.
10089 (sh_emit_compare_and_set): New.
10090 (sh_expand_t_scc): Accept operands.
10091 * config/sh/predicates.md (sh_float_comparison_operator): New.
10092 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10093 (prepare_scc_operands): Rename to...
10094 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10096 (sh_emit_cheap_store_flag): New.
10097 (sh_emit_set_t_insn): New.
10098 (from_compare): Rename to...
10099 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10100 handling of TARGET_SH2E floating point to avoid recursive call.
10101 Generate branch here.
10102 (sh_emit_compare_and_set): New.
10103 (sh_expand_t_scc): Get op0/op1 from arguments.
10104 (sh_emit_cheap_store_flag): New.
10105 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10107 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10108 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10109 (movsicc, movdicc): Do nothing when it recreated operands from
10110 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10111 prepare_scc_operands (now sh_emit_scc_to_t).
10112 (udivdi3): Use cstoresi4.
10113 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10114 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10115 (cbranchint4_media, cbranchfp4_media): New.
10116 (casesi): Use cbranchdi4.
10117 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10119 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10120 (movnegt): Remove second operand.
10121 (cbranchsf4, cbranchdf4): New.
10122 (stack_protect): Use cbranchdi4/cbranchsi4.
10124 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10125 (gen_compare_reg): Accept comparison, extract part of it to...
10126 (gen_compare_reg_1): ... this.
10127 (gen_compare_operator): Delete.
10128 (gen_v9_scc): Accept separate destination, comparison code and arms.
10129 Do not use sparc_compare_op0/sparc_compare_op1.
10130 (emit_scc_insn, emit_conditional_branch_insn): New.
10131 (emit_v9_brxx): Make static. Remove useless assertion.
10132 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10134 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10135 * config/sparc/sparc-protos.h (gen_compare_reg,
10136 sparc_emit_float_lib_cmp): Adjust prototype.
10137 (emit_scc_insn, emit_conditional_branch_insn): New.
10138 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10139 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10140 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10141 iterators to the top.
10142 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10143 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10144 snedi_special_trunc): Delete.
10145 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10146 and snedi_special_trunc.
10147 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10148 cbranchdi4, cbranch<F:mode>4): New.
10149 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10150 here. Use gen_compare_reg instead of gen_compare_operator.
10151 (conditional_trap): Replace with...
10152 (ctrapsi4, ctrapdi4): ... this.
10153 (stack_protect_test): Use cbranchcc4.
10155 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10157 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10158 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10159 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10160 from operands[0] or operands[3] depending on is_set.
10161 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10162 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10163 cmpdf, bCC), sCC: Remove.
10164 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10165 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10167 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10168 spu_emit_branch_or_set.
10170 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10172 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10173 xstormy16_compare_op1): Delete.
10174 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10175 xstormy16_compare_op1): Delete.
10176 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10178 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10179 (cmphi, cmpsi, bCC): Remove.
10181 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10182 (*cmpsi): ... this one.
10183 (cbranchsi4, cstoresi4): New.
10184 (bCC expanders): Delete.
10185 (sCC insns): Fold into...
10186 (*setcc): ... this one.
10187 (casesi): Do not use gen_cmpsi and gen_bgtu.
10188 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10189 (movsicc): Simplify.
10190 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10192 * config/vax/vax-protos.h (cond_name): New.
10193 (vax_output_conditional_branch): Remove.
10194 * config/vax/vax.c (cond_name): New.
10195 (vax_output_conditional_branch): Remove.
10196 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10197 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10198 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10199 (bit<VAXint>): Wrap source with (compare).
10200 (b<code> and following unnamed pattern): Rename to *branch and
10201 *branch_reversed. Change macroization to match_operator.
10202 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10204 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10205 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10206 Change last argument to machine_mode.
10207 (xtensa_expand_scc): Add machine_mode argument.
10208 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10209 (gen_conditional_move, xtensa_expand_conditional_branch,
10210 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10211 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10212 Adjust operand numbers.
10213 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10215 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10216 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10217 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10219 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10221 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10222 causes spurious differences between trunk and cond-optab branch.
10224 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10227 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10229 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10231 * tree.c (iterative_hash_pointer): Delete.
10232 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10233 Hash UIDs and versions of SSA names. Don't special-case built-in
10234 function declarations.
10236 2009-05-11 Ian Lance Taylor <iant@google.com>
10239 * graphite.c: Force -Wc++-compat to only be a warning before
10240 #including "cloog/cloog.h".
10242 2009-05-11 Martin Jambor <mjambor@suse.cz>
10244 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10246 2009-05-11 Jan Hubicka <jh@suse.cz>
10248 * tree-ssa-loop-ivcanon.c: Include target.h
10249 (struct loop_size): new structure.
10250 (constant_after_peeling): New predicate.
10251 (tree_estimate_loop_size): New function.
10252 (estimated_unrolled_size): Rewrite for new estimates.
10253 (try_unroll_loop_completely): Use new estimates.
10254 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10256 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10258 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10259 libcpp interface change.
10260 (spu_macro_to_expand): Likewise.
10262 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10264 PR tree-optimization/40026
10265 * gimplify.c (gimplify_init_constructor): Change initial conditional
10266 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10267 optimize_compound_literals_in_ctor.
10269 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10271 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10273 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10275 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10277 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10278 HOST_WIDE_INT for gap.
10280 2009-05-11 Ira Rosen <irar@il.ibm.com>
10282 PR tree-optimization/40074
10283 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10284 account in group size and step comparison.
10286 2009-05-11 Richard Guenther <rguenther@suse.de>
10288 * passes.c (init_optimization_passes): Strip now incorrect comment.
10289 (execute_function_todo): Do not set PROP_alias.
10290 * tree-pass.h (PROP_alias): Remove.
10291 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10292 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10293 * tree-nrv.c (pass_return_slot): Likewise.
10294 * tree-object-size.c (pass_object_sizes): Likewise.
10295 * tree-ssa-dom.c (pass_dominator): Likewise.
10296 (pass_phi_only_cprop): Likewise.
10297 * tree-ssa-dse.c (pass_dse): Likewise.
10298 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10299 (pass_cselim): Likewise.
10300 * tree-ssa-pre.c (pass_pre): Likewise.
10301 (pass_fre): Likewise.
10302 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10303 * tree-ssa-sink.c (pass_sink_code): Likewise.
10304 * tree-stdarg.c (pass_stdarg): Likewise.
10305 * tree-tailcall.c (pass_tail_calls): Likewise.
10306 * tree-vrp.c (pass_vrp): Likewise.
10308 2009-05-10 Ian Lance Taylor <iant@google.com>
10310 * basic-block.h (enum profile_status): Break out of struct
10311 control_flow_graph.
10312 * cgraph.h (struct inline_summary): Break out of struct
10314 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10315 of struct cgraph_order_sort.
10316 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10317 * cse.c (struct branch_path): Break out of struct
10318 cse_basic_block_data.
10319 * except.h (enum eh_region_type): Break out of struct eh_region.
10320 * gcc.c (enum add_del): Break out of struct modify_target.
10321 * genrecog.c (enum decision_type): Break out of struct decision_test.
10322 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10324 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10325 * regmove.c (enum match_use): New enum, broken out of struct match.
10326 * sched-int.h (enum post_call_group): New enum, broken out of
10328 (struct deps_reg): Break out of struct deps.
10329 * target.h (struct asm_int_op): Break out of struct gcc_target.
10330 * tree-eh.c (struct goto_queue_node): Break out of struct
10332 * tree-inline.h (enum copy_body_cge_which): Break out of
10334 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10336 * c-decl.c (in_struct, struct_types): New static variables.
10337 (pushtag): Add loc parameter. Change all callers.
10338 (lookup_tag): Add ploc parameter. Change all callers.
10339 (check_compound_literal_type): New function.
10340 (parser_xref_tag): Add loc parameter. Change all callers. If
10341 -Wc++-compat, warn about struct/union/enum types defined within a
10343 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10344 and loc parameters. Change all callers. Change error calls to
10345 error_at, using loc. For a redefinition, if the location of the
10346 original definition is known, report it. Set in_struct and
10347 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10348 (finish_struct): Add new parameters enclosing_in_struct and
10349 enclosing_struct_types. Change all callers. Set
10350 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10351 in the struct. If in a struct, add this struct to struct_types.
10352 (start_enum): Add loc parameter. Change all callers. Use
10353 error_at for errors, using loc. For a redefinition, if the
10354 location of the original definition is known, report it. If in a
10355 struct, add this enum type to struct_types. If -Wc++-compat warn
10356 if in sizeof, typeof, or alignof.
10357 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10358 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10359 (c_parser_enum_specifier): Get enum location for start_enum.
10360 (c_parser_struct_or_union_specifier): Get struct location for
10361 start_struct. Save in_struct and struct_types status between
10362 start_struct and finish_struct.
10363 (c_parser_cast_expression): Get location of cast.
10364 (c_parser_alignof_expression): Get location of type.
10365 (c_parser_postfix_expression): Likewise.
10366 (c_parser_postfix_expression_after_paren_type): Add type_loc
10367 parameter. Change all callers. Call check_compound_literal_type.
10368 Use type_loc for error about variable size type.
10369 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10370 of an enum constant from an enum type defined in a struct or union.
10371 (c_cast_expr): Add loc parameter. Change all callers. If
10372 -Wc++-compat, warn about defining a type in a cast.
10373 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10374 (start_enum, start_struct, finish_struct): Update declarations.
10375 (parser_xref_tag, c_cast_expr): Update declarations.
10376 (check_compound_literal_type): Declare.
10378 2009-05-11 Ben Elliston <bje@au.ibm.com>
10380 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10381 for recent libcpp interface change.
10382 (rs6000_macro_to_expand): Likewise.
10384 2009-05-10 Michael Matz <matz@suse.de>
10387 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10388 not at entry of function.
10390 2009-05-10 Richard Guenther <rguenther@suse.de>
10392 PR tree-optimization/40081
10394 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10395 using the main variant of the element type. Do not fiddle with
10396 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10398 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10399 structs with volatile fields.
10401 2009-05-10 Jan Hubicka <jh@suse.cz>
10403 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10404 (estimate_move_cost): Assert that it does not get called for
10406 (estimate_num_insns): Skip VOID types in argument handling.
10407 (optimize_inline_calls): Delete unreachable blocks and verify that
10408 callgraph is valid.
10410 2009-05-10 Jan Hubicka <jh@suse.cz>
10412 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10413 * cgraph.c (cgraph_mark_address_taken_node): New function.
10414 (dump_cgraph_node): Dump new flag.
10415 * cgraph.h (struct cgraph_node): Add address_taken.
10416 (cgraph_mark_address_taken_node): New function.
10417 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10418 since new direct calls can be born.
10420 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10422 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10423 tok->val.node.node.
10425 2009-05-10 Jan Hubicka <jh@suse.cz>
10427 PR middle-end/40084
10428 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10430 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10431 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10432 * tree-inline.c (copy_bb): Set frequency correctly.
10433 (fold_marked_statements): Update call to
10434 cgraph_update_edges_for_call_stmt.
10436 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10438 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10439 identifiers in diagnostics.
10440 * config/arm/arm.c (arm_handle_fndecl_attribute,
10441 arm_handle_isr_attribute): Likewise.
10442 * config/avr/avr.c (avr_handle_progmem_attribute,
10443 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10444 * config/bfin/bfin.c (handle_int_attribute,
10445 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10446 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10447 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10449 * config/darwin.c (darwin_handle_kext_attribute,
10450 darwin_handle_weak_import_attribute): Likewise.
10451 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10452 h8300_handle_eightbit_data_attribute,
10453 h8300_handle_tiny_data_attribute): Likewise.
10454 * config/i386/i386.c (ix86_handle_cconv_attribute,
10455 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10456 * config/i386/winnt.c (ix86_handle_shared_attribute,
10457 ix86_handle_selectany_attribute): Likewise.
10458 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10459 * config/m32c/m32c.c (function_vector_handler): Likewise.
10460 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10461 m68hc11_handle_fntype_attribute): Likewise.
10462 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10463 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10464 * config/mips/mips.c (mips_insert_attributes,
10465 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10466 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10467 rs6000_handle_struct_attribute): Likewise.
10468 * config/sh/sh.c (sh_insert_attributes,
10469 sh_handle_resbank_handler_attribute,
10470 sh_handle_interrupt_handler_attribute,
10471 sh2a_handle_function_vector_handler_attribute,
10472 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10474 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10475 * config/spu/spu.c (spu_handle_fndecl_attribute,
10476 spu_handle_vector_attribute): Likewise.
10477 * config/stormy16/stormy16.c
10478 (xstormy16_handle_interrupt_attribute): Likewise.
10479 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10480 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10482 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10484 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10485 (pp_translate_identifiers): New.
10486 (pp_identifier): Only conditionally translate identifier to locale
10488 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10489 (pp_base_tree_identifier): Only conditionally translate identifier
10490 to locale character set.
10491 * c-pretty-print.c (M_): Define.
10492 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10493 fragments for conditional translation with M_.
10494 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10495 identifier translation.
10497 2009-05-10 Richard Guenther <rguenther@suse.de>
10499 PR tree-optimization/40081
10500 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10501 using the main variant of the element type. Do not fiddle with
10502 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10504 2009-05-09 Jan Hubicka <jh@suse.cz>
10506 PR middle-end/40080
10507 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10508 indirect calls; verify cgraph afterwards.
10510 2009-05-09 Jan Hubicka <jh@suse.cz>
10513 * ipa.c (update_inlined_to_pointer): New function.
10514 (cgraph_remove_unreachable_nodes): Use it.
10516 2009-05-09 Jan Hubicka <jh@suse.cz>
10518 * tree-eh.c (struct leh_state): Remove prev_try.
10519 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10520 not track prev_try.
10521 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10522 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10523 remove_eh_handler_and_replace, foreach_reachable_handler,
10524 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10525 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10526 (gen_eh_region_cleanup): Update prototype.
10528 2009-05-09 Jan Hubicka <jh@suse.cz>
10530 PR middle-end/40043
10531 * except.c (copy_eh_region): Always set prev_try.
10532 (redirect_eh_edge_to_label): Find outer try.
10533 (foreach_reachable_handler): When looking for prev try
10534 handle case where previous try is not going to be taken.
10536 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10538 PR tree-optimization/40049
10539 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10540 only vector/vector shifts, convert the type of the constant to the
10541 appropriate type to avoid building incorrect trees, which
10542 eventually have problems with garbage collection.
10544 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10546 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10547 -1 for complex floating-point types if honoring signed zeros.
10549 2009-05-08 Jan Hubicka <jh@suse.cz>
10551 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10552 argument; handle correctly when profile is absent.
10553 (build_cgraph_edges): Update.
10554 (rebuild_cgraph_edges): Update.
10555 * cgraph.c: Do not include varray.h.
10556 (cgraph_set_call_stmt_including_clones): New function.
10557 (cgraph_create_edge_including_clones): Likewise
10558 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10559 (cgraph_update_edges_for_call_stmt): Handle clones.
10560 (cgraph_remove_node): Handle clone tree.
10561 (cgraph_remove_node_and_inline_clones): New function.
10562 (dump_cgraph_node): Dump clone tree.
10563 (cgraph_clone_node): Handle clone tree.
10564 (clone_function_name): Bring here from tree-inline.c.
10565 (cgraph_create_virtual_clone): New function.
10566 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10567 (cgraph_clone_info): New function.
10568 (strut cgraph_node): Add clone_info and new clone tree pointers.
10569 (cgraph_remove_node_and_inline_clones,
10570 cgraph_set_call_stmt_including_clones,
10571 cgraph_create_edge_including_clones,
10572 cgraph_create_virtual_clone): Declare.
10573 (cgraph_function_versioning): Use VEC argument.
10574 (compute_call_stmt_bb_frequency): Update prototype.
10575 (cgraph_materialize_all_clones): New function.
10576 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10577 (ipcp_create_replace_map): Update to VECtors.
10578 (ipcp_update_callgraph): Use virtual clones.
10579 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10580 (ipcp_update_profiling): Do not update local profiling.
10581 (ipcp_insert_stage): Use VECtors and virtual clones.
10582 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10583 (clone_of_p): New function.
10584 (cgraph_preserve_function_body_p): Use clone tree.
10585 (cgraph_optimize): Materialize clones.
10586 (cgraph_function_versioning): Update for VECtors.
10587 (save_inline_function_body): Use clone tree.
10588 (cgraph_materialize_clone): New function.
10589 (cgraph_materialize_all_clones): Likewise.
10590 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10591 * ipa.c: Include gimple.h.
10592 (cgraph_remove_unreachable_nodes): Use clone tree.
10593 * ipa-prop.c (ipa_note_param_call): Update call to
10594 compute_call_stmt_bb_frequencycall.
10595 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10596 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10597 (copy_bb): Handle updating of clone tree; add new edge when new call
10599 (expand_call_inline): Be strict about every call having edge.
10600 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10601 (delete_unreachable_blocks_update_callgraph): New function.
10602 (tree_function_versioning): Use VECtors; always remove unreachable
10603 blocks and fold conditionals.
10604 * tree-inline.h: Do not include varray.h.
10605 (tree_function_versioning): Remove.
10606 * Makefile.in (GTFILES): Remove tree-inline.c
10607 * passes.c (do_per_function): Do only functions having body.
10608 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10611 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10612 Andrew Morrow <acm@google.com>
10615 * c-common.c (c_common_attribute_table): Permit deprecated
10616 attribute to take an optional argument.
10617 (handle_deprecated_attribute): If the optional argument to
10618 __attribute__((deprecated)) is not a string ignore the attribute
10619 and emit a warning.
10621 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10622 * c-typeck.c (build_component_ref): Likewise.
10623 (build_external_ref): Likewise.
10625 * toplev.c (warn_deprecated_use): Add an attribute argument.
10626 Emit the message associated with __attribute__((deprecated)).
10628 * toplev.h (warn_deprecated_use): Updated.
10630 * doc/extend.texi: Document new optional parameter to
10631 __attribute__((deprecated))
10633 2009-05-08 Michael Eager <eager@eagercon.com>
10635 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10636 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10638 2009-05-08 Richard Guenther <rguenther@suse.de>
10640 PR tree-optimization/40062
10641 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10642 Avoid exponential behavior.
10644 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10646 PR rtl-optimization/33928
10648 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10649 process_uses, build_single_def_use_links): New.
10650 (update_df): Update use_def_ref.
10651 (forward_propagate_into): Use get_def_for_use instead of use-def
10653 (fwprop_init): Call build_single_def_use_links and let it initialize
10655 (fwprop_done): Free use_def_ref.
10656 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10657 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10658 df_rd_simulate_one_insn): New.
10659 (df_rd_bb_local_compute_process_def): Update head comment.
10660 (df_chain_create_bb): Use the new RD simulation functions.
10661 * df.h (df_rd_simulate_artificial_defs_at_top,
10662 df_rd_simulate_one_insn): New.
10663 * opts.c (decode_options): Enable fwprop at -O1.
10664 * doc/invoke.texi (-fforward-propagate): Document this.
10666 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10669 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10670 and one complex operand specially.
10671 * tree-complex.c (some_nonzerop): Do not identify a real value as
10672 zero if flag_signed_zeros.
10674 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10676 PR rtl-optimization/33928
10677 * loop-invariant.c (record_use): Fix && vs. || mishap.
10679 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10681 PR rtl-optimization/33928
10682 * loop-invariant.c (struct use): Add addr_use_p.
10683 (struct def): Add n_addr_uses.
10684 (struct invariant): Add cheap_address.
10685 (create_new_invariant): Set cheap_address.
10686 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10687 (record_uses): Pass df_ref to record_use.
10688 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10691 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10693 * config/sh/sh.c: Do not include c-pragma.h.
10695 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10697 * config/spu/spu.c: Remove include of c-common.h.
10699 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10702 * c-common.h (mark_valid_location_for_stdc_pragma,
10703 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10704 clear_float_const_decimal64, float_const_decimal64_p): New.
10705 * c.opt (Wunsuffixed-float-constants): New.
10706 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10707 unsuffixed float constant, handle new warning.
10708 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10709 * c-decl.c (c_scope): New flag float_const_decimal64.
10710 (set_float_const_decimal64, clear_float_const_decimal64,
10711 float_const_decimal64_p): New.
10712 (push_scope): Set new flag.
10713 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10714 to use STDC pragmas.
10715 (c_parser_external_declaration): Ditto.
10716 (c_parser_compound_statement_nostart): Ditto.
10717 * c-pragma.c (valid_location_for_stdc_pragma,
10718 mark_valid_location_for_stdc_pragma,
10719 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10720 handle_pragma_float_const_decimal64): New.
10721 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10722 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10723 set_float_const_decimal64, clear_float_const_decimal64,
10724 float_const_decimal64_p): New dummy functions.
10725 * doc/extend.texi (Decimal Float): Remove statement that the
10726 pragma, and suffix for double constants, are not supported.
10727 * doc/invoke.texi (Warning Options): List new option.
10728 (-Wunsuffixed-float-constants): New.
10730 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10732 * config/i386/i386.c: Do not include c-common.h.
10734 2009-05-07 Mark Heffernan <meheff@google.com>
10736 * doc/invoke.texi (Debugging Options): Document change of debugging
10738 * opts.c (decode_options): Make dump_base_name relative to
10739 aux_base_name directory.
10741 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10743 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10744 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10746 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10748 * Makefile.in (install-plugin): Simplify a bit.
10750 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10752 * Makefile.in (OBJS-common): Add regcprop.o.
10754 * timevar.def (TV_CPROP_REGISTERS): New.
10755 * regrename.c (regrename_optimize): Return 0.
10756 (rest_of_handle_regrename): Delete.
10757 (pass_rename_registers): Point to regrename_optimize.
10758 (struct value_data_entry, struct value_data,
10759 kill_value_one_regno, kill_value_regno, kill_value,
10760 set_value_regno, init_value_data, kill_clobbered_value,
10761 kill_set_value, kill_autoinc_value, copy_value,
10762 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10763 replace_oldest_value_reg, replace_oldest_value_addr,
10764 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10765 debug_value_data, validate_value_data): Move...
10766 * regcprop.c: ... here.
10767 (rest_of_handle_cprop): Delete.
10768 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10770 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10772 PR middle-end/40057
10773 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10774 GEN_INT for 1 << bitnum.
10775 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10776 build_int_cst_type.
10778 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10780 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10781 Remove wrong description of "nand" operation.
10783 2009-05-06 Richard Guenther <rguenther@suse.de>
10784 Adam Nemet <anemet@caviumnetworks.com>
10786 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10787 comment. Add that if LHS is not a gimple register, then RHS1 has
10788 to be a single object (GIMPLE_SINGLE_RHS).
10790 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10792 * expr.c (get_def_for_expr): Move it up in the file.
10793 (store_field): When expanding a bit-field store, look at the
10794 defining gimple stmt for the masking conversion.
10796 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10798 PR middle-end/39986
10799 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10800 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10801 32-bit memcpy into long.
10803 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10805 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10806 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10808 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10809 instead of appending DW_OP_deref*.
10811 2009-05-06 Michael Matz <matz@suse.de>
10813 PR middle-end/40021
10814 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10815 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10817 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10819 * Makefile.in (install-plugin): Fix srcdir handling.
10821 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10823 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10824 when processing for not_regs_needed bitmap.
10825 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10826 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10827 handling it for rhs.
10829 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10831 * config/i386/i386.md (unnamed inc/dec peephole): Use
10832 optimize_insn_for_size_p instead of optimize_size.
10833 * config/i386/predicates.md (incdec_operand): Likewise.
10834 (aligned_operand): Likewise.
10835 * config/i386/sse.md (divv8sf3): Likewise.
10836 (sqrtv8sf2): Likewise.
10838 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10840 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10842 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10844 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10846 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10847 ssemodesuffixf2c with avxmodesuffixf2c.
10849 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10852 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10854 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10856 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10857 (struct tree_base): Adjust spacing for 8 bit boundaries.
10858 (struct tree_decl_common): Add decl_by_reference_flag bit.
10859 (DECL_BY_REFERENCE): Adjust.
10860 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10861 print DECL_BY_REFERENCE bit.
10862 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10863 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10864 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10865 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10868 PR middle-end/39666
10869 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10870 range of the type, but default label is missing, add it with one
10871 of the existing labels instead of adding a new label for it.
10873 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10877 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10879 * Makefile.in (enable_plugin, plugin_includedir): New.
10880 (install): Depend on install-plugin.
10881 (PLUGIN_HEADERS): New.
10882 (install-plugin): New.
10883 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10885 2009-05-05 Richard Guenther <rguenther@suse.de>
10887 PR tree-optimization/40022
10888 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10890 (phivn_valid_p): Fix tuplification error, simplify.
10891 (phiprop_insert_phi): Add dumps.
10892 (propagate_with_phi): Simplify.
10894 2009-05-05 Richard Guenther <rguenther@suse.de>
10896 PR middle-end/40023
10897 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10899 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10901 * tree.h (strip_float_extensions): Remove duplicate declaration.
10902 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10903 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10904 block_ultimate_origin): Rearrange the declarations line to match the
10905 comment that indicates the .c file which the functions are defined.
10906 (dwarf2out_*, set_decl_rtl): Add comment.
10907 (get_base_address): Adjust comment.
10908 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10909 declarations line and add comment.
10910 (is_builtin_name): Add blank after function name, for clarity.
10912 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10914 * attribs.c (decl_attributes): Use %qE for identifiers in
10916 * cgraphunit.c (verify_cgraph_node): Translate function names to
10917 locale character set in diagnostics.
10918 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10920 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10921 Document that functions are named in UTF-8.
10922 * expr.c (expand_expr_real_1): Translate function names to locale
10923 character set in diagnostics.
10924 * gimplify.c (omp_notice_variable, omp_is_private,
10925 gimplify_scan_omp_clauses): Use %qE for identifiers in
10927 * langhooks.c (lhd_print_error_function): Translate function names
10928 to locale character set.
10929 * langhooks.h (decl_printable_name): Document that return value is
10930 in internal character set.
10931 * stmt.c: Include pretty-print.h
10932 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10934 (resolve_operand_name_1): Translate named operand name to locale
10936 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10938 * toplev.c (announce_function): Translate function names to locale
10940 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10941 (default_tree_printer): Use pp_identifier or translate identifiers
10942 to locale character set. Mark "<anonymous>" for translation.
10943 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
10944 for identifiers in diagnostics.
10945 * tree.c (handle_dll_attribute): Use %qE for identifiers in
10947 * varasm.c (output_constructor): Use %qE for identifiers in
10950 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
10952 * configure.ac: use ` ` instead of $()
10953 * configure: Regenerate.
10955 2009-05-05 Ben Elliston <bje@au.ibm.com>
10957 * config/pa/linux-atomic.c: Eliminate conditional include of
10958 errno.h on non-LP64 systems to simplify build requirements.
10960 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10962 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
10964 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
10965 and pass value to identifier_to_locale.
10966 (warn_variable_length_array): Make name a tree.
10967 (grokdeclarator): Separate diagnostic texts for named and unnamed
10968 declarators. Use %qE for named declarators.
10969 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
10971 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
10972 identifiers in diagnostics.
10973 * c-typeck.c (push_member_name, start_init): Pass identifiers to
10974 identifier_to_locale. Mark "anonymous" strings for translation.
10976 2009-05-04 Michael Eager <eager@eagercon.com>
10978 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
10979 address for DImode/DFmode only if double-precision FP regs.
10981 2009-05-04 Michael Eager <eager@eagercon.com>
10983 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
10984 TARGET_SINGLE_FLOAT check.
10986 2009-05-04 Michael Eager <eager@eagercon.com>
10988 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
10990 2009-05-04 Michael Eager <eager@eagercon.com>
10992 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
10993 * config/rs6000/t-xilinx: New
10995 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
10997 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
10998 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
10999 * gcc/explow.c (memory_address): Use target hook.
11000 * gcc/targhooks.c (default_legitimize_address): New.
11001 * gcc/targhooks.h (default_legitimize_address): New.
11002 * gcc/target.h (legitimize_address): New.
11003 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11004 (TARGET_INITIALIZER): Include it.
11005 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11007 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11008 * config/bfin/bfin.c (legitimize_address): Remove.
11009 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11010 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11012 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11013 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11015 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11016 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11017 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11018 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11019 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11020 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11021 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11022 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11023 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11024 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11025 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11026 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11027 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11028 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11029 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11030 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11031 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11032 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11033 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11034 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11035 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11036 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11037 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11039 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11040 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11041 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11042 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11043 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11044 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11045 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11046 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11047 (thumb_legitimize_address): Delete.
11048 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11049 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11050 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11051 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11052 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11053 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11055 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11058 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11059 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11060 * config/m32r/m32r.c (m32r_legitimize_address): New.
11061 * config/m68k/m68k.c (m68k_legitimize_address): New.
11062 * config/score/score.c (score_legitimize_address): Standardize.
11063 * config/score/score3.c (score3_legitimize_address): Standardize.
11064 * config/score/score3.h (score3_legitimize_address): Adjust.
11065 * config/score/score7.c (score7_legitimize_address): Standardize.
11066 * config/score/score7.h (score7_legitimize_address): Adjust.
11067 * config/sh/sh.c (sh_legitimize_address): New.
11068 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11070 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11071 (s390_legitimize_address): ... this.
11072 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11073 (sparc_legitimize_address): ... this.
11074 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11075 (ix86_legitimize_address): ... this.
11076 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11077 (avr_legitimize_address): ... this.
11078 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11079 (mn10300_legitimize_address): ... this.
11080 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11081 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11082 (alpha_expand_mov): Adjust call.
11084 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11085 * config/spu/spu.c (spu_legitimize_address): Likewise.
11086 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11087 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11089 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11091 * intl.c (locale_encoding, locale_utf8): New.
11092 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11093 * intl.h (locale_encoding, locale_utf8): Declare.
11094 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11095 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11097 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11099 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11100 (pp_base_tree_identifier): Declare as function.
11101 (identifier_to_locale): Declare.
11102 * Makefile.in (pretty-print.o): Update dependencies.
11103 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11105 2009-05-04 Richard Guenther <rguenther@suse.de>
11107 PR middle-end/40015
11108 * builtins.c (fold_builtin_memory_op): Do not decay to element
11109 type if the size matches the whole array.
11111 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11113 * expmed.c (synth_mult): When trying out a shift, pass the result
11116 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11118 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11119 (shiftsub1_cost): New.
11120 (init_expmed): Compute shiftsub1_cost.
11121 (synth_mult): Optimize multiplications by constants of the form
11122 -(2^^m-1) for some constant positive integer m.
11124 2009-05-03 Richard Guenther <rguenther@suse.de>
11127 * c-typeck.c (array_to_pointer_conversion): Do not built
11128 ADDR_EXPRs of arrays of pointer-to-element type.
11129 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11130 up wrong ADDR_EXPRs after-the-fact.
11131 * c-common.c (strict_aliasing_warning): Strip pointer
11132 conversions for obtaining the original type.
11133 * builtins.c (fold_builtin_memset): Handle array types.
11134 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11137 2009-05-03 Richard Guenther <rguenther@suse.de>
11139 PR middle-end/23329
11140 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11141 Do not lose casts from array types with unknown extent to array
11142 types with known extent.
11143 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11144 alias set compatibility.
11146 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11148 * flags.h (extra_warnings): Delete.
11149 * toplev.c (process_options): Handle Wuninitialized here.
11150 * opts.c (extra_warnings): Delete.
11151 (set_Wextra): Delete.
11152 (common_handle_option): -Wextra can be handled automatically.
11153 * c-opts.c (c_common_handle_option): Delete obsolete code.
11154 (c_common_post_options): Simplify comment.
11155 * common.opt (W): Add Var.
11157 (Wuninitialized): Initialize to -1.
11159 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11160 Richard Guenther <rguenther@suse.de>
11162 * expr.c (get_def_for_expr): New function.
11163 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11164 SSA rather than trees.
11165 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11166 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11168 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11170 * c-common.c (reswords): Add _Imaginary.
11171 * c-common.c (enum rid): Add RID_IMAGINARY.
11173 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11175 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11176 Patch by Richard Guenther.
11178 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11180 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11181 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11182 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11183 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11184 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11185 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11186 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11187 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11188 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11189 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11190 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11191 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11192 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11193 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11194 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11195 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11196 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11197 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11199 2009-05-02 Richard Guenther <rguenther@suse.de>
11201 PR tree-optimization/39940
11202 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11205 2009-05-02 Richard Guenther <rguenther@suse.de>
11207 PR middle-end/40001
11208 * tree-ssa.c (execute_update_addresses_taken): Properly check
11209 if we can mark a variable DECL_GIMPLE_REG_P.
11210 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11211 back to the end of the function.
11212 (is_gimple_reg_type): Remove complex type special casing.
11213 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11216 2009-05-02 Ben Elliston <bje@au.ibm.com>
11218 * doc/collect2.texi (Collect2): Document search path behaviour
11219 when configured with --with-ld.
11221 2009-05-02 Jan Hubicka <jh@suse.cz>
11223 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11224 parameter; update callers.
11225 (coalesce_cost_edge): EH edges are costier because they needs
11226 splitting even if not critical and even more costier when there are
11227 multiple EH predecestors.
11229 2009-05-02 Jan Hubicka <jh@suse.cz>
11231 * except.c (remove_eh_handler_and_replace): Handle updating after
11232 removing TRY blocks.
11234 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11236 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11238 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11240 * varasm.c: Do not include c-pragma.h.
11241 * attribs.c: Do not incude c-common.h.
11243 2009-05-01 Michael Matz <matz@suse.de>
11245 * calls.c (initialize_argument_information): Handle SSA names like
11246 decls with a non MEM_P DECL_RTL.
11248 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11250 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11251 * ipa-utils.c: Likewise.
11252 * ipa-type-escape.c: Likewise.
11253 * cgraphunit.c Do not include c-common.h.
11254 * ipa-pure-const.c: Likewise.
11255 * tree-if-conv.c: Likewise.
11256 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11257 * ipa-struct-reorg.c: Likewise.
11258 * tree-nomudflap.c: Likewise.
11259 * tree-ssa-structalias.c: Likewise.
11261 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11263 * store-motion.c: Many cleanups to make this pass a first-class
11264 citizen instead of an appendix to gcse load motion. Add TODO list
11265 to make this pass faster/cleaner/better.
11267 (struct ls_expr): Post gcse.c-split cleanups.
11268 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11269 "stores" field to "avail_stores".
11270 (pre_ldst_mems): Rename to store_motion_mems.
11271 (pre_ldst_table): Rename to store_motion_mems_table.
11272 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11273 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11274 (ldst_entry): Rename to st_expr_entry, update users.
11275 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11276 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11277 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11279 (first_ls_expr): Rename to first_st_expr, update users.
11280 (next_ls_expr): Rename to next_st_expr, update users.
11281 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11282 fields properly for store motion instead of names inherited from load
11284 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11285 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11288 (ae_kill): Rename to st_kill, update users.
11289 (ae_gen): Rename to st_avloc, update users.
11290 (transp): Rename to st_transp, update users.
11291 (pre_insert_map): Rename to st_insert_map, update users.
11292 (pre_delete_map): Rename to st_delete_map, update users.
11293 (insert_store, build_store_vectors, free_store_memory,
11294 one_store_motion_pass): Update for abovementioned changes.
11296 (gcse_subst_count, gcse_create_count): Remove.
11297 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11298 and "n_stores_created", local variables.
11300 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11303 (regvec, compute_store_table_current_insn): Remove.
11304 (reg_set_info, reg_clear_last_set): Remove.
11305 (compute_store_table): Use DF caches instead of local dataflow
11308 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11310 * c-objc-common.c (c_tree_printer): Print identifiers with
11311 pp_identifier, not pp_string. Mark "({anonymous})" for
11313 * c-pretty-print.c (pp_c_ws_string): New.
11314 (pp_c_cv_qualifier, pp_c_type_specifier,
11315 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11316 pp_c_storage_class_specifier, pp_c_function_specifier,
11317 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11318 pp_c_primary_expression, pp_c_postfix_expression,
11319 pp_c_unary_expression, pp_c_shift_expression,
11320 pp_c_relational_expression, pp_c_equality_expression,
11321 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11322 use pp_string and pp_c_ws_string in place of pp_identifier and
11323 pp_c_identifier for non-identifiers. Mark English strings for
11325 * c-pretty-print.h (pp_c_ws_string): Declare.
11327 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11328 Roland McGrath <roland@redhat.com>
11330 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11331 (ENABLE_LD_BUILDID): New configuration option.
11332 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11333 (LINK_BUILDID_SPEC): New macro.
11334 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11336 * doc/install.texi: Document --enable-linker-build-id option.
11337 * configure: Rebuild.
11338 * config.in: Rebuild.
11340 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11342 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11343 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11344 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11345 MIPS_GP_SAVE_AREA_SIZE.
11346 * config/mips/mips.c (struct mips_frame_info): Update comment
11347 before arg_pointer_offset and hard_frame_pointer_offset.
11348 (mips_compute_frame_info): Update diagram before function: to
11349 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11350 indicate the position of frame_pointer_rtx with -fstack-protector and
11351 to show args_size. Don't allocate cprestore area for leaf functions
11352 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11354 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11356 2009-04-30 Michael Matz <matz@suse.de>
11358 PR tree-optimization/39955
11359 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11361 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11363 * ira.c (setup_cover_and_important_classes): Use safe macro
11364 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11366 * genpreds.c (write_tm_preds_h): Output suitable definition of
11367 REG_CLASS_FOR_CONSTRAINT.
11369 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11371 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11373 * bitmap.c (bitmap_descriptor): Likewise.
11374 * ggc-common.c (loc_descriptor): Likewise.
11375 * varray.c (varray_descriptor): Likewise.
11376 * vec.c (vec_descriptor): Likewise.
11378 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11380 * Makefile.in (dce.o): Add $(EXCEPT_H).
11381 * dce.c: Include except.h and delete redundant vector definitions.
11382 (deletable_insn_p): Return false for non-call insns that can throw
11385 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11387 * gcse.c (ae_gen): Remove.
11388 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11389 and make non-static function to make it available in store-motion.c.
11390 Update call sites with search-and-replace.
11391 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11392 extract_mentioned_regs, extract_mentioned_regs_helper,
11393 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11394 store_killed_in_insn, store_killed_after, store_killed_before,
11395 build_store_vectors, insert_insn_start_basic_block, insert-store,
11396 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11397 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11398 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11399 * store-motion.c: ...new file. Also copy data structures from gcse.c
11400 and clean up to remove parts not used by store motion.
11401 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11402 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11404 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11407 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11408 when optimizing for size.
11410 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11412 * gcse.c (gcse_constant_p): Fix typo in last change.
11414 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11416 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11418 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11420 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11422 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11424 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11425 CONST_HIGH_PART result.
11427 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11429 * config/avr/avr.c (initial_elimination_offset): Rename to
11430 avr_initial_elimination_offset.
11431 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11432 change return type to bool.
11433 (avr_can_eliminate): New function.
11434 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11435 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11436 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11437 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11438 avr_initial_elimination_offset.
11439 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11440 (avr_initial_elimination_offset): Define.
11442 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11443 Steven Bosscher <steven@gcc.gnu.org>
11445 PR rtl-optimization/39938
11446 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11447 * cfgrtl.c: Include insn-attr.h.
11448 (rest_of_pass_free_cfg): New function.
11449 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11450 * resource.c (init_resource_info): Remove call to df_analyze.
11452 2009-04-29 Richard Guenther <rguenther@suse.de>
11455 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11456 allow conversion to signed integers.
11458 2009-04-29 Richard Guenther <rguenther@suse.de>
11460 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11461 shifts of floating point vectors if the shift amount is
11462 a constant multiple of the element size.
11464 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11465 Michael Matz <matz@suse.de>
11467 PR middle-end/39927
11469 * tree-outof-ssa.c (emit_partition_copy): New function.
11470 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11471 insert_part_to_rtx_on_edge): Perform the partition base var
11472 copy using emit_partition_copy.
11473 (insert_value_copy_on_edge): Convert constants to the right mode.
11474 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11475 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11477 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11479 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11480 scan backwards to try to find a constant to initialize it.
11482 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11483 insn before the loop_end instruction, don't look past labels.
11485 2009-04-29 Richard Guenther <rguenther@suse.de>
11487 PR middle-end/39937
11488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11489 loose type conversions.
11490 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11491 stmts only if there are no uses of its definition.
11493 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11495 * config/bfin/bfin.h (splitting_loops): Declare.
11496 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11497 Reorder bit definitions to be ascending.
11498 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11499 * config/bfin/bfin.c (splitting_loops): New variable.
11500 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11501 (struct loop_info): Remove members INIT and LOOP_INIT.
11502 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11503 the LSETUP sequence. Allow LC to be loaded from any register, but
11504 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11505 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11507 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11508 of reload_completed.
11511 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11513 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11515 * Makefile.in (PLUGIN_VERSION_H): New.
11516 (OBJS-common): Remove plugin-version.o.
11517 (plugin.o): Depend on (PLUGIN_VERSION_H).
11518 (plugin-version.o): Remove.
11519 * configure: Regenerate
11520 * configure.ac: Create plugin-version.h.
11521 * gcc-plugin.h (plugin_gcc_version): Remove.
11522 (plugin_default_version_check): Change signature.
11523 * plugin-version.c: Remove.
11524 * plugin.c: Include plugin-version.h.
11525 (str_plugin_gcc_version_name): Remove.
11526 (try_init_one_plugin): Pass gcc version to plugin_init.
11527 (plugin_default_version_check): Both gcc and plugin versions are now
11530 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11532 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11533 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11534 Remove special case testing for last insn of inner loops. Don't fail
11535 if the loop ends with a jump, emit an extra nop instead.
11537 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11538 DREGS rather than comparing directly. Remove code that tries to
11539 account for latencies.
11541 2009-04-29 Richard Guenther <rguenther@suse.de>
11543 PR tree-optimization/39941
11544 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11545 eliminating an indirect call.
11547 2009-04-29 Richard Guenther <rguenther@suse.de>
11549 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11550 parameter. Allow invariants as base if !require_lvalue.
11551 (verify_gimple_assign_single): Adjust.
11553 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11555 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11556 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11557 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11558 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11559 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11561 * config/bfin/bfin.c (bfin_expand_builtin,
11562 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11564 2009-04-28 Richard Guenther <rguenther@suse.de>
11566 * tree-vect-loop.c (get_initial_def_for_induction): Use
11567 correct types for pointer increment.
11569 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11571 * toplev.c (print_version): Update GMP version string calculation.
11573 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11575 PR rtl-optimization/39938
11576 * resource.c (init_resource_info): Add call to df_analyze.
11578 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11580 * config/alpha/alpha.md (usegp): Cast the result of
11581 alpha_find_lo_sum_using_gp to enum attr_usegp.
11582 * config/alpha/alpha.c (override_options): Remove end-of-structure
11583 marker element from cpu_table. Use array size of cpu_table to handle
11584 -mcpu and -mtune options.
11585 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11587 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11589 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11590 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11591 tune_32 and tune_64.
11592 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11593 support on PowerPC.
11594 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11595 * config/rs6000/option-defaults.h: ... here. New file.
11596 (OPT_64, OPT_32): Define.
11597 (MASK_64BIT): Define to 0 if not already defined.
11598 (OPT_ARCH64, OPT_ARCH32): Define.
11599 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11602 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11604 * config/arm/arm.c (arm_override_options): Emit error on using
11607 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11609 PR rtl-optimization/39914
11610 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11611 registers for allocnos created from user-defined variables only
11612 when not optimizing.
11614 2009-04-28 Richard Guenther <rguenther@suse.de>
11616 PR middle-end/39937
11617 * fold-const.c (fold_binary): Use distribute_real_division only
11620 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11622 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11623 add hpux-stdint.h to tm_file.
11624 (hppa[12]*-*-hpux11*): Ditto.
11625 (ia64*-*-hpux*): Ditto.
11626 * config/hpux-stdint.h: New.
11627 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11628 __STDC_EXT__ for all compiles.
11629 * config/pa/pa-hpux.h: Ditto.
11630 * config/pa/pa-hpux10.h: Ditto.
11631 * config/pa/pa-hpux11.h: Ditto.
11633 2009-04-28 Catherine Moore <clm@codesourcery.com>
11635 * debug.h (set_name): Add comment.
11637 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11640 * config/darwin.c (machopic_gen_offset): Check
11641 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11642 * config/arm/arm.c (require_pic_register): Likewise.
11644 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11646 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11647 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11648 m32c_promote_prototypes): Delete.
11650 2009-04-28 Michael Matz <matz@suse.de>
11652 PR middle-end/39922
11653 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11656 2009-04-28 Richard Guenther <rguenther@suse.de>
11658 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11660 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11662 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11663 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11664 * config/arm/arm-tune.md: Regenerate.
11666 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11668 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11669 block if there are complex incoming edges.
11670 (sel_merge_blocks): Remove useless assert.
11671 (sel_redirect_edge_and_branch): Check that edge was redirected.
11672 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11673 (sel_find_rgns): Delete declaration.
11674 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11675 the region when it is not a preheader.
11677 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11680 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11682 2009-04-28 Richard Guenther <rguenther@suse.de>
11684 * tree.h (SSA_NAME_VALUE): Remove.
11685 (struct tree_ssa_name): Remove value_handle member.
11686 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11687 array for jump threading.
11688 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11690 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11691 * tree-flow.h (threadedge_initialize_values): Declare.
11692 (threadedge_finalize_values): Likewise.
11693 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11694 (SSA_NAME_VALUE): Define.
11695 (threadedge_initialize_values): New function.
11696 (threadedge_finalize_values): Likewise.
11697 * tree-ssa-dom.c (ssa_name_values): New global variable.
11698 (SSA_NAME_VALUE): Define.
11699 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11701 2009-04-28 Ira Rosen <irar@il.ibm.com>
11703 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11704 Use REPORT_VECTORIZED_LOCATIONS instead
11705 REPORT_VECTORIZED_LOOPS.
11706 * tree-vectorizer.c (vect_verbosity_level): Make static.
11707 (vect_loop_location): Rename to vect_location.
11708 (vect_set_verbosity_level): Update comment.
11709 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11711 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11712 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11713 instead REPORT_UNVECTORIZED_LOOPS.
11714 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11715 and vect_loop_def to vect_external_def and vect_internal_def.
11716 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11717 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11718 REPORT_UNVECTORIZED_LOCATIONS.
11719 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11720 and vect_used_in_loop and to vect_unused_in_scope and
11721 vect_used_in_scope.
11722 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11723 (vect_verbosity_level): Remove declaration.
11724 (vect_analyze_operations): Likewise.
11725 (vect_analyze_stmt): Declare.
11726 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11727 REPORT_UNVECTORIZED_LOCATIONS.
11728 (vect_get_loop_niters): Fix indentation.
11729 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11730 (vect_analyze_loop_operations): New function.
11731 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11732 vect_analyze_operations.
11733 (vect_is_simple_reduction): Use new names.
11734 (vectorizable_live_operation, vect_transform_loop): Likewise.
11735 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11736 to specify whether the data references can be a part of interleaving
11738 (vect_analyze_data_ref_dependence): Use new names.
11739 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11740 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11741 * tree-vect-patterns.c (widened_name_p): Use new names.
11742 (vect_recog_dot_prod_pattern): Likewise.
11743 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11744 (process_use, vect_mark_stmts_to_be_vectorized,
11745 vect_model_simple_cost, vect_model_store_cost,
11746 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11747 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11748 vectorizable_operation, vectorizable_type_demotion,
11749 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11750 vectorizable_condition): Likewise.
11751 (vect_analyze_operations): Split into vect_analyze_loop_operations
11753 (vect_analyze_stmt): ... new function.
11754 (new_stmt_vec_info): Use new names.
11755 (vect_is_simple_use): Use new names and fix comment.
11756 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11757 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11759 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11762 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11763 and integer modes for x87 operands. Do not ICE for unsupported size,
11764 generate error instead. Generate error for unsupported operand types.
11765 ['z']: Do not handle HImode memory operands specially. Warning
11766 for floating-point operands. Fallthru to 'Z' for unsupported operand
11767 types. Do not ICE for unsupported size, generate error instead.
11768 (output_387_binary_op): Use %Z to output operands.
11769 (output_fp_compare): Ditto.
11770 (output_387_reg_move): Ditto.
11772 2009-04-28 Ben Elliston <bje@au.ibm.com>
11777 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11779 * builtins.c (c_strlen): Do not warn here.
11780 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11781 * c-common.c (pointer_int_sum): Take an explicit location.
11782 Warn about offsets out of bounds.
11783 * c-common.h (pointer_int_sum): Adjust declaration.
11785 2009-04-27 Ian Lance Taylor <iant@google.com>
11787 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11789 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11790 * df-core.c (df_set_flags): Change return type to int. Change
11791 type of old_flags to int.
11792 (df_clear_flags): Likewise.
11793 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11794 (df_get_conditional_uses): Likewise.
11795 * df.h (df_set_flags, df_clear_flags): Update declarations.
11796 * dwarf2out.c (struct indirect_string_node): Change type of form
11797 field to enum dwarf_form.
11798 (AT_string_form): Change return type to enum dwarf_form.
11799 * fixed-value.c (fixed_compare): Add cast to enum type.
11800 * fwprop.c (update_df): Change 0 to VOIDmode.
11801 * gensupport.c: Change 0 to UNKNOWN.
11802 * gimple.h (gimple_cond_code): Add cast to enum type.
11803 * haifa-sched.c (reemit_notes): Add cast to enum type.
11804 * hooks.c (hook_int_void_no_regs): Remove function.
11805 * hooks.h (hook_int_void_no_regs): Remove declaration.
11806 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11807 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11808 * real.c (real_arithmetic): Add cast to enum type.
11809 (real_compare): Likewise.
11810 * target.h (struct gcc_target): Change return type of
11811 branch_target_register_class to enum reg_class.
11812 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11813 default_branch_target_register_class.
11814 * targhooks.c (default_branch_target_register_class): New function.
11815 * targhooks.h (default_branch_target_register_class): Declare.
11816 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11817 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11819 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11821 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11822 vect_uninitialized_def. Change 0 to ERROR_MARK.
11823 * tree-vect-stmts.c (supportable_widening_operation): Don't
11824 initialize icode1 and icode2.
11825 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11826 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11828 (cmn_err_flag_specs): Change 0 to STD_C89.
11829 (cmn_err_char_table): Likewise.
11830 * config/arm/arm.c (get_arm_condition_code): Change type of code
11831 to enum arm_cond_code.
11832 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11833 (IWMMXT_BUILTIN2): Likewise.
11834 (neon_builtin_type_bits): Don't define typedef.
11835 (neon_builtin_datum): Change type of bits field to int.
11836 (arm_expand_neon_args): Add cast to enum type.
11837 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11839 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11840 casts to enum type.
11841 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11843 * config/mips/mips.md (jal_macro): Return enum constant.
11844 (single_insn): Likewise.
11845 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11847 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11848 casts to enum type.
11849 * config/s390/s390.c (s390_tune_flags): Change type to int.
11850 (s390_arch_flags): Likewise.
11851 (s390_handle_arch_option): Change flags field of struct pta to int.
11852 * config/s390/s390.h (s390_tune_flags): Update declaration.
11853 (s390_arch_flags): Likewise.
11854 * config/sh/sh.c (prepare_move_operands): Compare
11855 tls_symbolic_operand result with enum constant.
11856 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11857 (sh_expand_prologue): Add cast to enum type.
11858 (sh_expand_epilogue): Likewise.
11859 (tls_symbolic_operand): Change return type to enum tls_model.
11860 (fpscr_set_from_mem): Add cast to enum type.
11861 (legitimize_pic_address): Compare tls_symbolic_operand result with
11863 (sh_target_reg_class): Change return type to enum reg_class.
11864 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11866 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11867 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11868 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11869 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11870 (delayed_branch, tls_call_delay): Likewise.
11871 (eligible_for_sibcall_delay): Likewise.
11872 (eligible_for_return_delay): Likewise.
11873 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11874 (spu_expand_builtin_1): Likewise.
11876 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11877 for all types of conversions.
11878 (output_init_element): Issue -Wc++-compat warning if needed when
11879 initializing a bitfield with enum type.
11880 * c-parser.c (c_parser_expression): Set original_type to
11881 original_type of right hand operand of comman operator.
11883 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11885 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11887 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11888 * doc/cpp.texi (Standard Predefined Macros)
11889 (Implementation-defined behavior): Likewise.
11890 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11891 * doc/gimple.texi (GIMPLE Exception Handling)
11892 (@code{GIMPLE_ASSIGN}): Likewise.
11893 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11894 * doc/invoke.texi (Warning Options, Optimize Options)
11895 (AVR Options, Darwin Options): Likewise.
11896 (Optimize Options): Reformulate -fwhole-program description.
11897 * doc/loop.texi (Lambda): Likewise.
11898 * doc/md.texi (Output Template, Define Constraints)
11899 (Standard Names, Insn Splitting): Likewise.
11900 * doc/options.texi (Option properties): Likewise.
11901 * doc/passes.texi (Tree-SSA passes): Likewise.
11902 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11903 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11904 (File Names and DBX): Likewise.
11905 * doc/trouble.texi (Incompatibilities): Likewise.
11907 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11909 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11910 instruction is correct.
11912 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11914 Allow non-constant arguments to conversion intrinsics.
11915 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11916 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11917 * spu.c (print_operand): Handle 'v' and 'w'.
11918 (exp2_immediate_p, spu_gen_exp2): Define.
11919 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11920 spu_convtf_1): Update parameter descriptions.
11921 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11922 * constraints.md ('v', 'w'): New.
11923 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11925 (i2f, I2F): New define_mode_attr.
11926 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11927 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11928 fixuns_truncv4sfv4si2): Update to use mode attribute.
11929 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11930 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11931 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11932 patterns for combine.
11934 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11936 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11937 (cprop, hoist, pre, store_motion): New debug counters.
11938 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11939 is not an RTL pass anymore.
11940 (pass_profiling): Remove extern decl for pass removed in 2005.
11941 (pass_gcse, pass_jump_bypass): Remove.
11942 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11943 to 0 for clean state.
11944 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
11945 * cse.c (gate_handle_cse_after_global_opts,
11946 rest_of_handle_cse_after_global_opts): New functions.
11947 (pass_cse_after_global_opts): New pass, does local CSE.
11948 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
11949 (TV_CPROP): New timevar.
11950 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
11951 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
11952 (gcse_main, recompute_all_luids): Remove.
11953 (compute_hash_table_work): Call max_reg_num instead of reading
11955 (cprop_jump): Don't set run_jump_opt_after_gcse.
11956 (constprop_register): Always allow to alter jumps.
11957 (cprop_insn): Likewise.
11958 (do_local_cprop): Likewise.
11959 (local_cprop_pass): Likewise. Return non-zero if something changed.
11960 (cprop): Remove function, fold interesting bits into one_cprop_pass.
11961 (find_implicit_sets): Add note about missed optimization opportunity.
11962 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
11963 pass_rtl_cprop execute function.
11964 Don't bother tracking the pass number, each pass gets its own dumpfile
11966 Always allow to alter jumpsand bypass jumps.
11967 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
11968 will just find no suitable set.
11969 (pre_edge_insert): Fix dumping, this function is for PRE only.
11970 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
11971 pass_rtl_pre execute function.
11972 (hoist_code): Return non-zero if something changed. Keep track of
11973 substitutions and insertions for statistics gathering similar to PRE.
11974 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
11975 called from the pass_rtl_hoist execute function. Show pass statistics.
11976 (compute_store_table): Use max_reg_num directly instead of using the
11977 formerly global max_gcse_regno.
11978 (build_store_vectors): Likewise.
11979 (replace_store_insn): Fix dumping.
11980 (store_motion): Rename to ...
11981 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
11982 pass, called from the pass_rtl_store_motion execute function. Keep
11983 track of substitutions and insertions for statistics gathering similar
11985 (bypass_jumps): Remove, fold interesting bits into ...
11986 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
11987 from the pass_rtl_cprop execute function.
11988 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
11989 pass_jump_bypass): Remove.
11990 (gate_handle_gcse, rest_of_handle_gcse): Remove.
11991 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
11992 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
11993 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
11994 (gate_rtl_store_motion, execute_rtl_store_motion,
11995 pass_rtl_store_motion): New.
11996 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
11997 make it clear that -fcse-skip-blocks is a no-op for backward compat.
11998 * passes.c (init_optimization_passes): Remove pass_gcse and
11999 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12000 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12001 instead of pass_jump_bypass.
12003 2009-04-27 Richard Guenther <rguenther@suse.de>
12005 PR middle-end/39928
12006 * gimplify.c (gimplify_expr): If we are required to create
12007 a temporary make sure it ends up as register.
12009 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12012 * config/i386/i386.c (construct_container): Don't call
12013 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12014 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12016 2009-04-27 Michael Matz <matz@suse.de>
12018 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12019 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12020 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12021 (dump_replaceable_exprs): Take a bitmap.
12022 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12024 (expand_gimple_basic_block): Likewise.
12025 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12026 replaceable_expressions member a bitmap.
12027 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12028 (mark_replaceable): Likewise.
12029 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12030 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12032 2009-04-27 Richard Guenther <rguenther@suse.de>
12034 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12035 (verify_stmts): Dispatch to gimple/type verification code.
12036 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12037 issue with call argument types.
12039 2009-04-27 Michael Matz <matz@suse.de>
12041 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12042 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12045 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12046 Eric Botcazou <ebotcazou@adacore.com>
12048 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12049 a label's basic block.
12050 (mark_target_live_regs): Tidy and rework obsolete comments.
12051 Change back DF problem to LIVE. If a label starts a basic block,
12052 assume that all registers that used to be live then still are.
12053 (init_resource_info): If a label starts a basic block, set its
12054 BLOCK_FOR_INSN accordingly.
12055 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12057 2009-04-27 Richard Guenther <rguenther@suse.de>
12059 * tree-flow-inline.h (function_ann): Remove.
12060 (get_function_ann): Likewise.
12061 * tree-dfa.c (create_function_ann): Remove.
12062 * tree-flow.h (struct static_var_ann_d): Remove.
12063 (struct function_ann_d): Likewise.
12064 (union tree_ann_d): Remove fdecl member.
12065 (function_ann_t): Remove.
12066 (function_ann, get_function_ann, create_function_ann): Remove
12069 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12071 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12073 2009-04-27 Jan Hubicka <jh@suse.cz>
12075 * ipa-pure-const.c (struct funct_state_d): New fields
12076 state_previously_known, looping_previously_known; remove
12077 state_set_in_source.
12078 (analyze_function): Use new fields.
12079 (propagate): Avoid assumption that state_set_in_source imply
12082 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12083 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12084 * cfgloop.h (finite_loop_p): Declare.
12086 2009-04-26 Michael Matz <matz@suse.de>
12088 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12090 2009-04-26 Michael Matz <matz@suse.de>
12092 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12093 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12094 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12095 pass_mark_used_blocks): Remove.
12096 * tree-optimize.c (pass_free_datastructures,
12097 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12098 * passes.c (init_optimization_passes): Don't call
12099 pass_mark_used_blocks, remove dead code.
12101 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12103 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12104 * tree-ssa-live.h (register_ssa_partition): Likewise.
12106 2009-04-26 Michael Matz <matz@suse.de>
12109 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12110 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12111 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12113 (compare_pairs): Swap cost comparison.
12114 (coalesce_ssa_name): Don't use change_partition_var.
12115 * tree-nrv.c (struct nrv_data): Add modified member.
12116 (finalize_nrv_r): Set it.
12117 (tree_nrv): Use it to update statements.
12118 (pass_nrv): Require PROP_ssa.
12119 * tree-mudflap.c (mf_decl_cache_locals,
12120 mf_build_check_statement_for): Use make_rename_temp.
12121 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12122 * alias.c (find_base_decl): Handle SSA names.
12123 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12124 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12125 * rtl.h (set_reg_attrs_for_parm): Declare.
12126 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12127 to "optimized", remove unused locals at finish.
12128 (execute_free_datastructures): Make global, call
12129 delete_tree_cfg_annotations.
12130 (execute_free_cfg_annotations): Don't call
12131 delete_tree_cfg_annotations.
12133 * ssaexpand.h: New file.
12134 * expr.c (toplevel): Include ssaexpand.h.
12135 (expand_assignment): Handle SSA names the same as register variables.
12136 (expand_expr_real_1): Expand SSA names.
12137 * cfgexpand.c (toplevel): Include ssaexpand.h.
12138 (SA): New global variable.
12139 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12140 (SSAVAR): New macro.
12141 (set_rtl): New helper function.
12142 (add_stack_var): Deal with SSA names, use set_rtl.
12143 (expand_one_stack_var_at): Likewise.
12144 (expand_one_stack_var): Deal with SSA names.
12145 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12146 before unique numbers.
12147 (expand_stack_vars): Use set_rtl.
12148 (expand_one_var): Accept SSA names, add asserts for them, feed them
12149 to above subroutines.
12150 (expand_used_vars): Expand all partitions (without default defs),
12151 then only the local decls (ignoring those expanded already).
12152 (expand_gimple_cond): Remove edges when jumpif() expands an
12153 unconditional jump.
12154 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12155 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12157 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12158 members of SA; deal with PARM_DECL partitions here; expand
12159 all PHI nodes, free tree datastructures and SA. Commit instructions
12160 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12161 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12162 info and statements at start, collect garbage at finish.
12163 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12164 (VAR_ANN_PARTITION) Remove.
12165 (change_partition_var): Don't declare.
12166 (partition_to_var): Always return SSA names.
12167 (var_to_partition): Only accept SSA names.
12168 (register_ssa_partition): Only check argument.
12169 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12171 (delete_var_map): Don't free it.
12172 (var_union): Only accept SSA names, simplify.
12173 (partition_view_init): Mark only useful SSA names as used.
12174 (partition_view_fini): Only deal with SSA names.
12175 (change_partition_var): Remove.
12176 (dump_var_map): Use ssa_name instead of partition_to_var member.
12177 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12179 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12180 (struct _elim_graph): New member const_dests; nodes member vector of
12182 (set_location_for_edge): New static helper.
12183 (create_temp): Remove.
12184 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12185 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12186 (new_elim_graph): Allocate const_dests member.
12187 (clean_elim_graph): Truncate const_dests member.
12188 (delete_elim_graph): Free const_dests member.
12189 (elim_graph_size): Adapt to new type of nodes member.
12190 (elim_graph_add_node): Likewise.
12191 (eliminate_name): Likewise.
12192 (eliminate_build): Don't take basic block argument, deal only with
12193 partition numbers, not variables.
12194 (get_temp_reg): New static helper.
12195 (elim_create): Use it, deal with RTL temporaries instead of trees.
12196 (eliminate_phi): Adjust all calls to new signature.
12197 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12198 (rewrite_trees): Only do checking.
12199 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12200 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12201 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12202 contains_tree_r, MAX_STMTS_IN_LATCH,
12203 process_single_block_loop_latch, analyze_edges_for_bb,
12204 perform_edge_inserts): Remove.
12205 (expand_phi_nodes): New global function.
12206 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12207 functions, initialize new parameter, remember partitions having a
12209 (finish_out_of_ssa): New global function.
12210 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12211 don't reset in_ssa_p here, don't disable TER when mudflap.
12212 (pass_del_ssa): Remove.
12213 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12215 (execute_free_datastructures): Declare.
12216 * Makefile.in (SSAEXPAND_H): New variable.
12217 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12218 * basic-block.h (commit_one_edge_insertion): Declare.
12219 * passes.c (init_optimization_passes): Move pass_nrv and
12220 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12221 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12222 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12223 (redirect_branch_edge): Deal with super block when expanding, split
12224 out jump patching itself into ...
12225 (patch_jump_insn): ... here, new static helper.
12227 2009-04-26 Michael Matz <matz@suse.de>
12229 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12230 beyond num_ssa_names.
12231 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12232 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12234 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12236 PR inline-asm/39543
12237 * fwprop.c (forward_propagate_asm): New function.
12238 (forward_propagate_and_simplify): Propagate also into __asm, if it
12239 doesn't increase the number of referenced registers.
12242 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12244 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12246 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12247 note_nonlocal_vla_type for nonlocal VLAs.
12248 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12249 contains_remapped_vars, remap_vla_decls): New functions.
12250 (convert_nonlocal_reference_stmt): If not optimizing, call
12251 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12252 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12253 if it wasn't found in var_map.
12254 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12255 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12256 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12258 * gimplify.c (nonlocal_vlas): New variable.
12259 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12261 (gimplify_body): Create and destroy nonlocal_vlas.
12263 * dwarf2out.c (loc_descr_plus_const): New function.
12264 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12265 mem_loc_descriptor, loc_descriptor_from_tree_1,
12266 descr_info_loc, gen_variable_die): Use it.
12268 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12269 !TREE_STATIC VAR_DECLs.
12270 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12271 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12272 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12273 DECL_BY_REFERENCE is valid.
12274 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12275 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12276 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12277 Copy DECL_BY_REFERENCE.
12278 (struct nesting_copy_body_data): New type.
12279 (nesting_copy_decl): New function.
12280 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12281 if they have variable length.
12283 2009-04-26 Michael Matz <matz@suse.de>
12285 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12286 mark new temporaries for renaming.
12288 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12291 * c-decl.c (global_bindings_p): Return negative value.
12292 (c_variable_size): New. Based on variable_size from
12294 (grokdeclarator): Call c_variable_size not variable_size.
12296 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12298 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12300 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12302 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12303 Redefine it to just use mingw/include.
12304 (ASM_SPEC): Rules for -m32 and -m64.
12305 (LINK_SPEC): Use Likewise.
12306 (SPEC_32): New define.
12307 (SPEC_64): Likewise.
12308 (SUB_LINK_SPEC): Likewise.
12309 (MULTILIB_DEFAULTS): New define.
12310 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12311 Add multilib options.
12312 (MULTILIB_DIRNAMES): Likewise.
12313 (MULTILIB_OSDIRNAMES): Likewise.
12314 (LIBGCC): Likewise.
12315 (INSTALL_LIBGCC): Likewise.
12317 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12320 * c-tree.h (enum c_inline_static_type): New.
12321 (record_inline_static): Declare.
12322 * c-decl.c (struct c_inline_static, c_inline_statics,
12323 record_inline_static, check_inline_statics): New.
12324 (pop_file_scope): Call check_inline_statics.
12325 (start_decl): Call record_inline_static instead of pedwarning
12326 directly for static in inline function.
12327 * c-typeck.c (build_external_ref): Call record_inline_static
12328 instead of pedwarning directly for static referenced in inline
12331 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12333 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12334 not new but only being rescanned.
12335 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12336 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12337 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12338 record_set_info, compute_set, grealloc): Remove.
12339 (recompute_all_luids): New function.
12340 (gcse_main): Don't compute sets, and don't do related memory
12341 allocations/free-ing. If something changed before the end of the
12342 pass, update LUIDs using recompute_all_luids.
12343 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12344 (free_gcse_mem): Don't free it either.
12345 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12346 Use the df insn LUIDs.
12347 (load_killed_in_block): Likewise.
12348 (compute_hash_table_work): Don't compute reg_set_in_block.
12349 (compute_transp): Use DF_REG_DEF_CHAINs.
12350 (local_cprop_pass): Don't use compute_sets and related functions.
12351 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12352 Use get_max_uid() instead of max_cuid.
12353 (insert_insn_end_basic_block, pre_insert_copy_insn,
12354 update_ld_motion_stores): Don't try to
12355 keep reg_set tables up to date.
12356 (pre_insert_copies): Use df insn LUIDs.
12357 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12358 (reg_set_info): Don't use extra bitmap argument.
12359 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12360 information to compute regs_set_in_block.
12361 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12362 (bypass_jumps): Don't use compute_sets and friends.
12364 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12367 * opts.c (undocumented_msg): Do not leave blank even with
12370 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12372 * c-decl.c (build_enumerator): Allow values folding to integer
12373 constants but not integer constant expressions with a pedwarn if
12376 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12379 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12380 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12381 type is an integer constant.
12383 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12386 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12389 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12392 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12393 with variably modified return type and no storage class
12394 specifiers, except for the case of nested functions. Distinguish
12395 extern declarations of functions with variably modified return
12396 types from those of objects with variably modified types.
12398 2009-04-25 Jan Hubicka <jh@suse.cz>
12400 * tree.c (list_equal_p): New function.
12401 * tree.h (list_equal_p): Declare.
12402 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12403 basic_block_def, basic_block, const_basic_block): New.
12404 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12405 (redirect_eh_edge): New function.
12406 (make_eh_edge_update_phi): EH edges are not abnormal.
12407 * except.c: Include tree-flow.h.
12408 (list_match): New function.
12409 (eh_region_replaceable_by_p): New function.
12410 (replace_region): New function.
12411 (hash_type_list): New function.
12412 (hash_eh_region): New function.
12413 (eh_regions_equal_p): New function.
12414 (merge_peers): New function.
12415 (remove_unreachable_regions): Verify EH tree when checking;
12417 (copy_eh_region_1): New function.
12418 (copy_eh_region): New function.
12419 (push_reachable_handler): New function.
12420 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12421 regions without label but with live RESX.
12422 * except.h (redirect_eh_edge_to_label): New.
12423 * tree-flow.h (redirect_eh_edge): New.
12424 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12425 basic_block_def, basic_block, const_basic_block): Remove.
12426 * Makefile.in (except.o): Add dependency on tree-flow.h
12427 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12428 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12431 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12434 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12435 on the destination of memcpy.
12437 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12439 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12440 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12441 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12443 2009-04-25 Jan Hubicka <jh@suse.cz>
12445 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12446 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12447 to be reached by different label than left.
12448 (update_eh_edges): Update comment; remove edge_to_remove if possible
12449 and return true if suceeded.
12450 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12451 (cleanup_eh): Compute sharing map.
12452 * except.c (remove_eh_handler_and_replace): Add argument if we should
12454 (remove_unreachable_regions): Update for label sharing.
12455 (label_to_region_map): Likewise.
12456 (get_next_region_sharing_label): New function.
12457 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12459 (remove_eh_handler): Update.
12460 (remove_eh_region_and_replace_by_outer_of): New function.
12461 * except.h (struct eh_region): Add next_region_sharing_label.
12462 (remove_eh_region_and_replace_by_outer_of,
12463 get_next_region_sharing_label): Declare.
12464 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12466 2009-04-25 Jan Hubicka <jh@suse.cz>
12468 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12469 insert code even if they are not critical.
12471 2009-04-25 Jan Hubicka <jh@suse.cz>
12473 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12474 (gimple_can_remove_branch_p): EH edges won't remove branch by
12476 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12477 updating of non-abnormal EH edges.
12478 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12479 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12480 (split_critical_edges): Split also edges where emitting code on them
12481 will lead to splitting later.
12483 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12484 H.J. Lu <hongjiu.lu@intel.com>
12487 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12488 the configured assembler supports fildq and fistpq mnemonics.
12489 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12490 * configure: Regenerated.
12491 * config.in: Ditto.
12493 * config/i386/i386.c (print_operand): Handle 'Z'.
12494 ['z']: Remove handling of special fild/fist suffixes.
12495 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12496 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12497 suffix of fild insn.
12498 (*floatsi<mode>2_vector_mixed): Ditto.
12499 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12500 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12501 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12502 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12503 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12505 2009-04-25 Ben Elliston <bje@au.ibm.com>
12507 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12508 the source of a set operation.
12510 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12512 * target.h (struct gcc_target): Add case_values_threshold field.
12513 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12514 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12515 * targhooks.c (default_case_values_threshold): New function.
12516 * targhooks.h (default_case_values_threshold): Declare function.
12517 * stmt.c (expand_case): Use case_values_threshold target hook.
12518 * expr.h (case_values_threshold): Remove declartation.
12519 * expr.c (case_values_threshold): Remove function.
12520 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12522 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12523 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12524 (avr_case_values_threshold): Declare as static.
12525 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12527 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12528 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12529 (mn10300_case_values_threshold): New function.
12531 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12533 * ira.c (setup_cover_and_important_classes): Add enum cast.
12535 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12537 * genpreds.c (write_enum_constraint_num): Output definition of
12538 CONSTRAINT_NUM_DEFINED_P macro.
12539 * ira.c (setup_cover_and_important_classes): Use
12540 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12542 2009-04-24 DJ Delorie <dj@redhat.com>
12544 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12545 __SH2A_SINGLE_ONLY__ also.
12547 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12549 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12550 (movdf_internal): Ditto.
12551 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12552 SFmode and DFmode constants.
12553 (ia64_print_operand): Add 'G' format for printing
12554 floating point constants.
12556 2009-04-24 Richard Guenther <rguenther@suse.de>
12558 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12559 from unsigned additions.
12561 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12563 * c-typeck.c (set_init_index): Allow array designators that are
12564 not integer constant expressions with a pedwarn if pedantic.
12566 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12568 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12569 zero if no overlap in nonzero bits between the operands.
12571 2009-04-24 Ian Lance Taylor <iant@google.com>
12573 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12574 (record_dead_and_set_regs): Likewise.
12575 * df.h (struct df_mw_hardreg): Change flags field to int.
12576 (struct df_base_ref): Likewise.
12577 (struct df): Change changeable_flags field to int.
12578 * df-scan.c (df_defs_record): Change clobber_flags to int.
12579 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12580 constants rather than #define macros.
12581 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12582 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12583 (enum dwarf_calling_convention): Likewise.
12584 (enum dwarf_line_number_x_ops): Likewise.
12585 (enum dwarf_call_frame_info): Likewise.
12586 (enum dwarf_source_language): Likewise.
12587 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12588 (add_calling_convention_attribute): Likewise.
12589 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12590 (combine_comparisons): Change compcode to int. Add cast to enum type.
12591 * genrecog.c (maybe_both_true_2): Change c to int.
12592 (write_switch): Likewise. Add cast to enum type.
12593 * gimplify.c (gimplify_omp_for): Handle return values from
12594 gimplify_expr using MIN rather than bitwise or.
12595 (gimplify_expr): Add cast to enum type.
12596 * ipa-prop.c (update_jump_functions_after_inlining): Change
12597 IPA_BOTTOM to IPA_JF_UNKNOWN.
12598 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12599 Add casts to enum type.
12600 (setup_cover_and_important_classes): Change cl to int. Add casts
12602 (setup_class_translate): Change cl and mode to int.
12603 (ira_init_once): Change mode to int.
12604 (free_register_move_costs): Likewise.
12605 (setup_prohibited_mode_move_regs): Add casts to enum type.
12606 * langhooks.c (add_builtin_function_common): Rework assertion that
12607 value fits bitfield.
12608 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12609 * omega.c (omega_do_elimination): Avoid math on enum types.
12610 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12611 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12612 int local to handle integral_argment value.
12613 * regmove.c (try_auto_increment): Change PUT_MODE to
12615 * reload.c (push_secondary_reload): Add casts to enum type.
12616 (secondary_reload_class, find_valid_class): Likewise.
12617 * reload1.c (emit_input_reload_insns): Likewise.
12618 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12619 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12620 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12622 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12623 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12625 (expand_complex_libcall): Add casts to enum type.
12626 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12627 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12628 with ERROR_MARK, not NUM_TREE_CODES.
12629 (vect_create_epilog_for_reduction): Likewise.
12630 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12631 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12632 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12634 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12635 vect_unused_in_loop. Change 0 to loop_vect.
12636 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12637 * var-tracking.c (get_init_value): Change return type to enum
12639 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12640 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12642 (arm_override_options): Add casts to enum type.
12643 (arm_emit_tls_decoration): Likewise.
12644 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12646 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12647 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12648 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12650 * config/s390/s390.c (code_for_builtin_64): Change to array of
12652 (code_for_builtin_31): Likewise.
12653 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12655 * config/sparc/sparc.c (sparc_override_options): Change value
12656 field in struct code_model to enum cmodel. In initializer change
12657 0 to NULL and add cast to enum type.
12659 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12660 Change all callers. Issue a -Wc++-compat warning using
12661 lhs_origtype if necessary.
12662 (convert_for_assignment): Issue -Wc++-compat warnings about
12663 invalid conversions to enum type on assignment.
12664 * c-common.h (build_modify_expr): Update declaration.
12666 2009-04-24 Nick Clifton <nickc@redhat.com>
12668 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12669 (function_arg_advance): Likewise.
12670 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12673 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12675 * config/s390/constraints.md ('I', 'J'): Fix condition.
12677 2009-04-24 Diego Novillo <dnovillo@google.com>
12679 * gengtype-parse.c (parse_error): Add newline after message.
12681 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12683 * config/i386/sse.md (avxmodesuffixs): Removed.
12684 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12685 (*avx_pinsr<ssevecsize>): This.
12687 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12689 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12690 follow chains of regs with a single definition, and allow expressions
12691 that are function_invariant_p.
12692 (simple_rhs_p): Allow expressions that are function_invariant_p.
12694 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12696 PR middle-end/39867
12697 * fold-const.c (fold_cond_expr_with_comparison): When folding
12698 > and >= to MAX, make sure the MAX uses the same type as the
12699 comparison's operands.
12701 2009-04-24 Nick Clifton <nickc@redhat.com>
12703 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12704 addressing for DImode accesses.
12705 (frv_print_operand_address): Handle PLUS case.
12706 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12708 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12710 PR rtl-optimization/39794
12711 * alias.c (canon_true_dependence): Add x_addr argument.
12712 * rtl.h (canon_true_dependence): Adjust prototype.
12713 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12714 * cselib.c (cselib_invalidate_mem): Likewise.
12715 * gcse.c (compute_transp): Likewise.
12716 * dse.c (scan_reads_nospill): Likewise.
12717 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12718 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12719 canon_base_addr of the group, plus optional offset.
12720 (struct group_info): Rename canon_base_mem to
12722 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12723 canon_rtx of base_mem.
12725 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12727 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12728 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12730 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12732 * config/spu/spu-builtins.h: Delete file.
12734 * config/spu/spu.h (enum spu_builtin_type): Move here from
12736 (struct spu_builtin_description): Likewise. Add GTY marker.
12737 Do not use enum spu_function_code or enum insn_code.
12738 (spu_builtins): Add extern declaration.
12740 * config/spu/spu.c: Do not include "spu-builtins.h".
12741 (enum spu_function_code, enum spu_builtin_type_index,
12742 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12743 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12744 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12745 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12746 (spu_builtin_types): Make static. Add GTY marker.
12747 (spu_builtins): Add extern declaration with GTY marker.
12748 Include "gt-spu.h".
12750 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12751 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12752 Check programmatically whether all parameters are scalar.
12754 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12756 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12758 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12759 assignment from the constructor either if the target is volatile.
12761 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12763 * config/arm/arm.md (insv): Do not share operands[0].
12765 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12767 * config/vxlib-tls.c (active_tls_threads): Delete.
12768 (delete_hook_installed): New.
12769 (tls_delete_hook): Don't delete the delete hook.
12770 (tls_destructor): Delete it here.
12771 (__gthread_set_specific): Adjust installing the delete hook.
12772 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12773 __gthread_leave_tsd_dtor_context.
12775 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12777 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12779 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12781 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12783 (alpha_rtx_costs): Ditto.
12784 (emit_unlikely_jump): Use add_reg_note.
12785 (emit_frame_store_1): Ditto.
12786 (alpha_expand_prologue): Ditto.
12787 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12788 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12790 2009-04-23 Nick Clifton <nickc@redhat.com>
12792 * config/v850/v850.md (epilogue): Remove suppressed code.
12793 (return): Rename to return_simple and remove test of frame size.
12794 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12795 to gen_return_simple.
12797 2009-04-22 Jing Yu <jingyu@google.com>
12800 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12802 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12805 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12806 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12807 value is a VECTOR_CST, the element type is the element type of the
12810 2009-04-22 DJ Delorie <dj@redhat.com>
12812 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12814 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12816 * alias.c (find_base_term): Move around LO_SUM case, so that
12817 CONST falls through into PLUS/MINUS handling.
12820 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12821 into 0, use omit_one_operand.
12823 2009-04-23 Ben Elliston <bje@au.ibm.com>
12825 * config/rs6000/linux-unwind.h (get_regs): Remove type
12826 puns. Change the type of `pc' to an array of unsigned ints and
12827 update all users. Constify frame24.
12829 2009-04-22 DJ Delorie <dj@redhat.com>
12831 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12832 declarations before code.
12833 (current_function_special_page_vector): Likewise.
12834 (m32c_expand_insv): Silence a warning.
12836 2009-04-21 Taras Glek <tglek@mozilla.com>
12838 * alias.c: Update GTY annotations to new syntax.
12839 * basic-block.h: Likewise.
12840 * bitmap.h: Likewise.
12841 * c-common.h: Likewise.
12842 * c-decl.c: Likewise.
12843 * c-parser.c: Likewise.
12844 * c-pragma.c: Likewise.
12845 * c-tree.h: Likewise.
12846 * cfgloop.h: Likewise.
12847 * cgraph.h: Likewise.
12848 * config/alpha/alpha.c: Likewise.
12849 * config/arm/arm.h: Likewise.
12850 * config/avr/avr.h: Likewise.
12851 * config/bfin/bfin.c: Likewise.
12852 * config/cris/cris.c: Likewise.
12853 * config/darwin.c: Likewise.
12854 * config/frv/frv.c: Likewise.
12855 * config/i386/i386.c: Likewise.
12856 * config/i386/i386.h: Likewise.
12857 * config/i386/winnt.c: Likewise.
12858 * config/ia64/ia64.h: Likewise.
12859 * config/iq2000/iq2000.c: Likewise.
12860 * config/mips/mips.c: Likewise.
12861 * config/mmix/mmix.h: Likewise.
12862 * config/pa/pa.c: Likewise.
12863 * config/pa/pa.h: Likewise.
12864 * config/rs6000/rs6000.c: Likewise.
12865 * config/s390/s390.c: Likewise.
12866 * config/sparc/sparc.c: Likewise.
12867 * config/xtensa/xtensa.c: Likewise.
12868 * cselib.h: Likewise.
12869 * dbxout.c: Likewise.
12870 * dwarf2out.c: Likewise.
12871 * except.c: Likewise.
12872 * except.h: Likewise.
12873 * fixed-value.h: Likewise.
12874 * function.c: Likewise.
12875 * function.h: Likewise.
12876 * gimple.h: Likewise.
12877 * integrate.c: Likewise.
12878 * optabs.c: Likewise.
12879 * output.h: Likewise.
12880 * real.h: Likewise.
12882 * stringpool.c: Likewise.
12883 * tree-data-ref.c: Likewise.
12884 * tree-flow.h: Likewise.
12885 * tree-scalar-evolution.c: Likewise.
12886 * tree-ssa-address.c: Likewise.
12887 * tree-ssa-alias.h: Likewise.
12888 * tree-ssa-operands.h: Likewise.
12889 * tree.c: Likewise.
12890 * tree.h: Likewise.
12891 * varasm.c: Likewise.
12892 * varray.h: Likewise.
12894 * coretypes.h: Do not define GTY macro if it is already defined.
12895 * doc/gty.texi: Update GTY documentation to new syntax.
12896 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12897 annotations on structs.
12898 * gengtype-parse.c: Likewise.
12900 2009-04-22 Mark Heffernan <meheff@google.com>
12902 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12904 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12906 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12909 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12911 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12912 the same as a PLUS without a shift. Increase the cost of a
12915 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12917 * Makefile.in: Update dependencies.
12918 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12919 * errors.h: Remove bogus comment about compatibility.
12920 (warning): Update declaration.
12921 * genautomata.c: Update all calls to warning.
12922 * gimple.c: Do not include errors.h. Include toplev.h.
12923 * tree-ssa-structalias.c: Do not include errors.h.
12924 * omega.c: Likewise.
12925 * tree-ssa-reassoc.c: Likewise.
12926 * config/spu/spu-c.c: Likewise.
12927 * config/spu/t-spu-elf: Update dependencies.
12929 2009-04-22 Richard Guenther <rguenther@suse.de>
12931 PR tree-optimization/39824
12932 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12933 make sure the types are compatible.
12935 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12938 * c-common.c (c_parse_error): Take a token_flags parameter.
12939 Use token_type for the token type instead.
12940 Pass token_flags to cpp_type2name.
12941 * c-common.h (c_parse_error): Update declaration.
12942 * c-parser.c (c_parser_error): Pass 0 as token flags.
12944 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
12946 PR rtl-optimization/39580
12947 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
12949 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12951 * function.c (expand_function_end): Do not emit a jump to the "naked"
12952 return label for fall-through returns.
12953 * except.c (sjlj_emit_function_exit): Always place the call to the
12954 unregister function at the location installed by expand_function_end.
12956 2009-04-22 Richard Guenther <rguenther@suse.de>
12958 PR tree-optimization/39845
12959 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
12960 (gen_inbound_check): Likewise.
12962 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
12964 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
12966 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
12967 * config/vxlib.c (__gthread_once): Add race guard for PPC.
12969 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12971 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
12972 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
12973 shift counts to avoid out-of-bounds array accesses.
12975 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12977 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
12978 (Pmode): Move above.
12980 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
12982 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
12983 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
12984 GET_CODE macro. Use IN_RANGE macro where appropriate.
12985 * config/alpha/alpha.h: Ditto.
12986 * config/alpha/alpha.md: Ditto.
12987 * config/alpha/constraints.md: Ditto.
12988 * config/alpha/predicates.md: Ditto.
12990 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
12992 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
12993 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12994 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12995 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12996 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12997 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12998 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
12999 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13000 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13001 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13002 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13003 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13004 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13005 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13006 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13007 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13008 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13009 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13010 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13011 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13012 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13013 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13014 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13015 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13016 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13017 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13018 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13020 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13022 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13023 references from comments.
13024 * cfgbuild.c: (count_basic_blocks): Delete.
13025 (find_basic_blocks_1): Delete.
13026 (find_basic_blocks): Delete.
13027 * except.c (finish_eh_generation): Make static. Move comment from
13028 except.h here. Remove find_basic_blocks references from comments.
13029 * except.h (finish_eh_generation): Delete.
13030 * basic-block.h (find_basic_blocks): Delete.
13031 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13033 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13035 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13036 (sdbout_parms): Likewise.
13038 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13040 * config/sh/sh.c (prepare_cbranch_operands): Use
13041 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13042 (expand_cbranchdi4): Likewise.
13043 (from_compare): Add cast to enum type.
13044 (expand_cbranchsi4): Use add_reg_note.
13045 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13046 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13047 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13048 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13049 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13050 instead of CODE_FOR_nothing.
13051 (cbranchdi4): Likewise. Fix the order of arguments for
13053 (push_fpscr): Use add_reg_note.
13054 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13055 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13057 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13059 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13060 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13061 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13062 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13063 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13064 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13065 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13066 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13067 config/alpha/x-vms, config/arc/t-arc,
13068 config/arm/README-interworking, config/arm/arm-c.c,
13069 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13070 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13071 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13072 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13073 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13074 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13075 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13076 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13077 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13078 config/cris/t-elfmulti, config/crx/t-crx,
13079 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13080 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13081 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13082 config/h8300/t-h8300, config/i386/athlon.md,
13083 config/i386/darwin-libgcc.10.4.ver,
13084 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13085 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13086 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13087 config/i386/t-linux64, config/i386/t-nwld,
13088 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13089 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13090 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13091 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13092 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13093 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13094 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13095 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13096 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13097 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13098 config/m68k/t-uclinux, config/mcore/t-mcore,
13099 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13100 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13101 config/mips/crtn.asm, config/mips/irix-crti.asm,
13102 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13103 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13104 config/mips/mips-fixed.md, config/mips/sb1.md,
13105 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13106 config/mips/t-iris6, config/mips/t-isa3264,
13107 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13108 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13109 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13110 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13111 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13112 config/mn10300/t-linux, config/mn10300/t-mn10300,
13113 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13114 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13115 config/picochip/libgccExtras/clzsi2.asm,
13116 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13117 config/rs6000/darwin-libgcc.10.4.ver,
13118 config/rs6000/darwin-libgcc.10.5.ver,
13119 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13120 config/rs6000/t-aix43, config/rs6000/t-aix52,
13121 config/rs6000/t-darwin, config/rs6000/t-fprules,
13122 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13123 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13124 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13125 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13126 config/rs6000/t-rtems, config/rs6000/t-spe,
13127 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13128 config/score/t-score-elf, config/sh/divcost-analysis,
13129 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13130 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13131 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13132 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13133 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13134 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13135 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13136 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13137 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13138 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13139 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13140 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13141 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13142 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13143 * config/h8300/genmova.sh: Include copyright and license notices
13144 in generated output.
13145 * config/h8300/mova.md: Regenerate.
13146 * doc/install.texi2html: Include word "Copyright" in copyright
13147 notice and use name "Free Software Foundation, Inc.".
13148 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13149 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13150 ChangeLog-2007, ChangeLog-2008: Correct dates.
13152 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13154 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13155 NE_EXPR operations as well.
13156 * c-parser.c (c_parser_condition): Do not set location information on
13158 (c_parser_conditional_expression): Likewise.
13159 (c_parser_binary_expression): Set location information on operators.
13160 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13161 TRUTH_NOT_EXPR has been folded.
13162 * fold-const.c (fold_truth_not_expr): Copy location information from
13163 the incoming expression to the outgoing one.
13164 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13165 recursive calls on the LHS of the operator but pass that of the
13166 operator to recursive calls on the RHS of the operator. Set it
13168 (shortcut_cond_expr): Set the locus of the operator on the second
13169 COND_EXPR and that of the expression on the first in degenerate cases.
13170 Pass the locus of the expression to calls to shortcut_cond_r.
13171 Set the locus of the 'then' block on the associated jump, if any.
13172 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13173 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13174 expression to call to gimplify_boolean_expr.
13176 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13178 * config.gcc: Add additional configuration for
13179 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13180 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13181 (CPP_SPEC): Redefine for allowing -municode option.
13182 (STARTFILE_SPEC): Likewise.
13183 * config/i386/t-mingw-w64: New.
13184 * config/i386/mingw-w64.opt: New.
13185 (municode): Add new target option.
13186 * doc/invoke.texi (municode): Add documentation for new option.
13188 2009-04-21 Ian Lance Taylor <iant@google.com>
13190 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13191 Correct test for number of arguments.
13192 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13194 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13196 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13197 argument of emit_library_call.
13199 2009-04-21 Richard Guenther <rguenther@suse.de>
13201 PR middle-end/39829
13202 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13203 inside VIEW_CONVERT_EXPRs.
13205 2009-04-21 Martin Jambor <mjambor@suse.cz>
13207 * tree-switch-conversion.c (build_constructors): Split a long line.
13208 (constructor_contains_same_values_p): New function.
13209 (build_one_array): Create assigns of constants if possible, do not
13210 call mark_sym_for_renaming, call update_stmt.
13211 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13212 make_rename_temp. Do not call mark_symbols_for_renaming, call
13214 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13215 find_new_referenced_vars, call update_stmt.
13216 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13217 instead of calling make_rename_temp. Do not call
13218 find_new_referenced_vars or mark_symbols_for_renaming, call
13221 2009-04-21 Richard Guenther <rguenther@suse.de>
13223 PR tree-optimization/39827
13224 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13225 (tree_ssa_phiprop): Pass the correct array size.
13227 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13229 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13231 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13234 * c-typeck.c (lvalue_p): Move declaration ...
13235 * c-common.h (lvalue_p): ... to here.
13236 * c-common.c (candidate_equal_p): New.
13237 (add_tlist): Use it.
13238 (merge_tlist): Use it.
13239 (warn_for_collisions_1): Likewise.
13240 (warning_candidate_p): Accept more candidates.
13241 (verify_tree): A warning candidate can be an expression. Use
13244 2009-04-21 Ben Elliston <bje@au.ibm.com>
13247 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13248 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13249 options. Remove -mcall-solaris documentation.
13251 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13254 * doc/invoke.texi (-Wlong-long): Update description.
13255 * c-lex (interpret_integer): Only warn if there was no previous
13256 overflow and -Wlong-long is enabled.
13257 * c-decl.c (declspecs_add_type): Drop redundant flags.
13258 * c.opt (Wlong-long): Init to -1.
13259 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13260 and front-end warn_long_long. Wlong-long only depends on other
13261 flags if it is uninitialized.
13262 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13263 the same for CPP and FE.
13264 (restore_extension_diagnostics): Likewise.
13266 2009-04-20 Ian Lance Taylor <iant@google.com>
13268 Fix enum conversions which are invalid in C++:
13269 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13270 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13271 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13272 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13273 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13274 (dbxout_parms): Likewise.
13275 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13276 (df_clear_flags): Likewise.
13277 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13278 top_flag parameter to int.
13279 (df_chain_create_bb_process_use): Likewise.
13280 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13282 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13283 (df_ref_create_structure, df_def_record_1): Likewise.
13284 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13285 (df_notes_rescan): Change 0 to VOIDmode in function call.
13286 (df_get_call_refs, df_insn_refs_collect): Likewise.
13287 (df_bb_regs_collect): Likewise.
13288 (df_entry_block_defs_collect): Likewise.
13289 (df_exit_block_uses_collect): Likewise.
13290 * df.h: Update declarations.
13291 * double-int.c (double_int_divmod): Add cast to enum type.
13292 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13293 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13294 (based_loc_descr): Likewise.
13295 (loc_descriptor_from_tree_1): Change first_op and second_op to
13296 enum dwarf_location_atom. Add cast to enum type.
13297 * expmed.c (init_expmed): Change 0 to SET in function call.
13298 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13299 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13300 (do_store_flag): Likewise.
13301 * fixed-value.h (struct fixed_value): Change mode to enum
13303 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13304 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13306 (insert_insn_decl, insert_decl, insert_state): Likewise.
13307 (automata_list_finish): Likewise.
13308 * genrecog.c (process_define_predicate): Add cast to enum type.
13309 * gensupport.c (init_predicate_table): Add cast to enum type.
13310 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13312 (gimple_build_call_1, gimple_build_label): Likewise.
13313 (gimple_build_goto, gimple_build_asm_1): Likewise.
13314 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13315 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13316 (enum fallback): Rename from enum fallback_t.
13317 (fallback_t): Typedef as int.
13318 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13319 GSI_SAME_STMT in function call.
13320 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13322 (setup_reg_class_relations): Likewise.
13323 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13324 (setup_prohibited_class_mode_regs): Add cast to enum type.
13325 (setup_prohibited_mode_move_regs): Likewise.
13326 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13327 (record_address_regs): Change i to enum reg_class.
13328 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13329 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13330 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13331 (GET_MODE_2XWIDER_MODE): Likewise.
13332 (GET_CLASS_NARROWEST_MODE): Likewise.
13333 * omp-low.c (expand_omp_for): Add cast to enum type.
13334 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13335 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13336 * postreload.c (reload_cse_simplify_operands): Change rclass local
13338 * predict.c (combine_predictions_for_insn): Change best_predictor
13339 and predictor to enum br_predictor.
13340 (combine_predictions_for_bb): Likewise.
13341 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13342 use SET_PREDICT_EXPR_OUTCOME.
13343 * real.c (real_arithmetic): Change icode to code in function call.
13344 * reginfo.c (init_move_cost): Add casts to enum type.
13345 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13346 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13348 * reload.c (find_valid_class): Add casts to enum type.
13349 (push_reload): Change 0 to NO_REGS in function call.
13350 (find_reloads): Change this_alternative to array of enum
13351 reg_class. Remove some now-unnecessary casts.
13352 (make_memloc): Change 0 to VOIDmode in function call.
13353 * reload1.c (reload): Change 0 to VOIDmode in function call.
13354 (eliminate_regs_1, elimination_effects): Likewise.
13355 (eliminate_regs_in_insn): Likewise.
13356 (emit_input_reload_insns): Add cast to enum type.
13357 (delete_output_reload): Change 0 to VOIDmode in function call.
13358 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13359 to enum type in function call.
13360 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13361 (SET_PREDICT_EXPR_OUTCOME): Define.
13362 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13363 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13364 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13365 (dump_function): Likewise.
13366 * tree-dump.h: Update declarations.
13367 * tree-pass.h: Update declarations.
13368 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13369 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13371 (arm_rtx_costs_1): Correct parenthesization.
13372 (arm_rtx_costs): Add casts to enum type.
13373 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13374 (vfp_emit_fstmd): Use add_rg_note.
13375 (emit_multi_reg_push, emit_sfm): Likewise.
13376 (thumb_set_frame_pointer): Likewise.
13377 (arm_expand_prologue): Likewise.
13378 (arm_regno_class): Change return type to enum reg_class.
13379 (thumb1_expand_prologue): Use add_reg_note.
13380 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13381 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13383 * config/arm/gentune.sh: Add cast to enum type.
13384 * config/arm/arm-tune.md: Rebuild.
13385 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13386 (ix86_split_fp_branch, predict_jump): Likewise.
13387 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13388 insn_code to enum rtx_code.
13389 (ix86_builtin_vectorized_function): Add cast to enum type.
13390 * config/i386/i386.md (truncdfsf2): Change slot to enum
13392 (truncxf<mode>2, isinf<mode>2): Likewise.
13393 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13395 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13396 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13397 (insert_bundle_state): Change 1 to INSERT in function call.
13398 (ia64_add_bundle_selector_before): Likewise.
13399 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13400 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13401 (restore_stack_nonlocal): Likewise.
13402 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13404 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13406 (mips_rtx_costs): Likewise.
13407 (mips_override_options): Add casts to enum type.
13408 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13410 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13411 (store_reg, set_reg_plus_d): Likewise.
13412 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13413 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13415 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13417 (emit_unlikely_jump): Use add_reg_note.
13418 (rs6000_emit_allocate_stack): Likewise.
13419 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13420 (output_toc): Change 1 to INSERT in function call.
13421 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13422 (rs6000_initialize_trampoline): Likewise.
13423 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13425 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13426 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13427 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13428 (save_gprs): Use add_reg_note.
13429 (s390_emit_prologue): Likewise.
13430 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13431 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13432 (sparc_fold_builtin): Add cast to enum type.
13433 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13435 (spu_expand_prologue): Use add_reg_note.
13436 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13438 2009-04-20 Ian Lance Taylor <iant@google.com>
13440 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13441 (c_parser_postfix_expression_after_primary): Get VEC for list of
13442 arguments. Get original types of arguments. Call
13443 build_function_call_vec.
13444 (cached_expr_list_1, cached_expr_list_2): New static variables.
13445 (c_parser_expr_list): Change return type to VEC *. Add
13446 p_orig_types parameter. Change all callers.
13447 (c_parser_release_expr): New static function.
13448 (c_parser_vec_to_tree_list): New static function.
13449 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13450 call build_function_call_vec.
13451 (build_function_call_vec): New function, based on old
13452 build_function_call.
13453 (convert_arguments): Remove nargs and argarray parameters. Change
13454 values to a VEC. Add origtypes parameter.
13455 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13456 (convert_for_assignment): Add origtype parameter. Change all
13457 callers. If warn_cxx_compat, check for conversion to an enum
13458 type when calling a function.
13459 (store_init_value): Add origtype parameter. Change all callers.
13460 (digest_init): Likewise.
13461 (struct init_node): Add origtype field.
13462 (add_pending_init): Add origtype parameter. Change all callers.
13463 (output_init_element): Likewise.
13464 (output_pending_init_elements): Pass origtype from init_node to
13465 output_init_element.
13466 (process_init_element): Pass origtype from c_expr to
13467 output_init_element.
13468 (c_finish_return): Add origtype parameter. Change all callers.
13469 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13471 (sync_resolve_params): Likewise.
13472 (sync_resolve_return): Change params to first_param. Change caller.
13473 (resolve_overloaded_builtins): Change params to VEC *. Change
13474 callers. Save first parameter around call to build_function_call_vec.
13475 * c-decl.c (finish_decl): Add origtype parameter. Change all
13476 callers. Call build_function_call_vec rather than
13477 build_function_call for cleanup.
13478 * c-tree.h: Update declarations.
13479 * c-common.h: Update declarations.
13480 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13481 params to first_param.
13482 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13483 params parameter from tree to void *.
13484 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13485 Change arglist parameter to have type void *, and to be a pointer
13487 * config/rs6000/rs6000-protos.h
13488 (altivec_resolve_overloaded_builtin): Update declaration.
13489 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13490 fnargs parameter to have type void *, and to be a pointer to a
13491 VEC. Call build_function_call_vec instead of
13492 build_function_call.
13493 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13495 2009-04-20 Joey Ye <joey.ye@intel.com>
13496 Xuepeng Guo <xuepeng.guo@intel.com>
13497 H.J. Lu <hongjiu.lu@intel.com>
13499 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13501 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13502 (IX86_LEA_PRIORITY): Likewise.
13503 (distance_non_agu_define): New function.
13504 (distance_agu_use): Likewise.
13505 (ix86_lea_for_add_ok): Likewise.
13506 (ix86_dep_by_shift_count): Likewise.
13508 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13509 should split for LEA.
13511 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13513 (ix86_dep_by_shift_count): Likewise.
13515 2009-04-20 Richard Guenther <rguenther@suse.de>
13517 * expr.c (handled_component_p): Move ...
13518 * tree.h (handled_component_p): ... here.
13519 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13520 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13521 and REALPART_EXPR to be in one group.
13523 2009-04-20 Richard Guenther <rguenther@suse.de>
13525 * basic-block.h (get_all_dominated_blocks): Declare.
13526 * dominance.c (get_all_dominated_blocks): New function.
13527 * tree-cfg.c (get_all_dominated_blocks): Remove.
13528 (remove_edge_and_dominated_blocks): Adjust.
13529 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13530 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13531 instead of recursing.
13533 2009-04-20 Doug Kwan <dougkwan@google.com>
13535 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13536 (struct cgraph_node_set_def): New type.
13537 (cgraph_node_set) New type. Also declare vector functions.
13538 (struct cgraph_node_set_element_def): New type.
13539 (cgraph_node_set_element): Ditto.
13540 (cgraph_node_set_iterator): New iterator type.
13541 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13542 cgraph_node_set_remove, dump_cgraph_node_set,
13543 debug_cgraph_node_set): New prototypes.
13544 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13545 cgraph_node_set_size): New inlines.
13546 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13547 including cgraph.h.
13548 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13549 argument to function 'write_summary'.
13550 * ipa.c: Include ggc.h.
13551 (hash_cgraph_node_set_element,
13552 eq_cgraph_node_set_element, cgraph_node_set_new,
13553 cgraph_node_set_add, cgraph_node_set_remove,
13554 cgraph_node_set_find, dump_cgraph_node_set,
13555 debug_cgraph_node_set): New functions.
13556 * Makefile.in (ipa.o): Add dependency on GGC_H.
13558 2009-04-20 Ira Rosen <irar@il.ibm.com>
13560 PR tree-optimization/39675
13561 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13562 check of the return code of vect_schedule_slp. Check that
13563 stmt_vec_info still exists for the statement, before checking its
13564 vectorization type.
13566 2009-04-20 Michael Matz <matz@suse.de>
13568 * Makefile.in (generated_files): Take out $(simple_generated_c).
13570 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13572 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13573 (UINTPTR_TYPE): Likewise.
13575 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13578 * c-typeck.c (digest_init): Check for initializing an array with a
13581 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13584 * c-semantics.c (pop_stmt_list): Propagate
13585 STATEMENT_LIST_HAS_LABEL to parent statement list.
13587 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13589 * config/mips/mips.h (mips_tune_attr): New macro.
13590 * config/mips/mips.md (cpu): Use it.
13592 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13595 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13598 2009-04-19 Diego Novillo <dnovillo@google.com>
13600 * toplev.c (compile_file): Move call to coverage_finish ...
13601 * cgraphunit.c (ipa_passes): ... here.
13602 Call cgraph_process_new_functions.
13603 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13604 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13606 2009-04-19 Jan Hubicka <jh@suse.cz>
13608 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13610 (dump_cgraph_node): Dump can throw external flag.
13611 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13613 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13617 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13618 * common.opt (Wlogical-op): Move from here...
13619 * c.opt (Wlogical-op): ... to here.
13620 * c-typeck.c (parser_build_binary_op): Update call to
13621 warn_logical_operator.
13622 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13624 * c-common.c (warn_logical_op): Update.
13625 * c-common.h (warn_logical_op): Update declaration.
13627 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13629 * tree.c (protected_set_expr_location): Fix formatting.
13631 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13634 * c-typeck.c (readonly_warning): new.
13635 (build_unary_op, build_modify_expr): Use readonly_warning for
13636 storing into something readonly but not const-qualified.
13638 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13641 * c-typeck.c (build_unary_op): Check for taking address of
13642 expression of type void.
13644 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13647 * c-typeck.c (build_function_call): Check for calling a function
13648 with qualified void return types. Call require_complete_type when
13651 2009-04-18 Jan Hubicka <jh@suse.cz>
13653 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13655 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13656 can_throw_external flag.
13657 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13658 * ipa-pure-const.c (ignore_edge): New function.
13659 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13660 only over can_throw_external edges.
13661 (local_pure_const): Add nothrow flag.
13662 * ipa-utils.c (searchc): Add ignore_edge callback.
13663 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13664 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13665 (set_nothrow_function_flags): Update cgraph.
13666 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13668 2009-04-18 Richard Guenther <rguenther@suse.de>
13670 PR middle-end/39804
13671 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13672 (fold_stmt): ... this and ...
13673 (fold_stmt_inplace): ... this.
13674 (fold_stmt_1): Fold references in calls and asms.
13675 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13677 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13679 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13680 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13682 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13684 * tree.c (function_args_count): Remove.
13685 * tree.h: Remove the prototype for function_args_count.
13687 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13689 * tree-iterator.c (expr_only): Remove.
13690 * tree.h: Remove the prototype for expr_only.
13692 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13694 * reginfo.c (cannot_change_mode_set_regs): Remove.
13695 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13697 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13699 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13700 whether operands 0 and 1 overlaps.
13702 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13704 PR middle-end/36902
13705 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13706 pointer. Use warning_at instead of warning.
13707 (search_for_addr_array): Likewise.
13708 (check_array_bounds): Likewise.
13709 (check_all_array_refs): Check that the incoming edge is not in the
13710 list of edges to be removed.
13711 (check_all_array_refs): Avoid the temporal pointer.
13712 (vrp_visit_cond_stmt): Fix typo.
13713 (simplify_switch_using_ranges): Handle the case where the switch
13714 index is an integer constant.
13716 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13718 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13720 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13722 * doc/extend.texi, doc/invoke.texi: Fix typos.
13724 2009-04-17 Cary Coutant <ccoutant@google.com>
13726 * tree-flow-inline.h (get_lineno): Fix inverted test.
13728 2009-04-17 Diego Novillo <dnovillo@google.com>
13730 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13731 assertion for AVAIL_OUT.
13733 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13736 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13737 * config/sh/linux-atomic.asm: Likewise.
13739 2009-04-17 Diego Novillo <dnovillo@google.com>
13741 * except.c (debug_eh_tree): New.
13742 (struct eh_region, struct eh_status): Move ...
13743 * except.h: ... here.
13744 (add_type_for_runtime): Declare extern.
13745 (lookup_type_for_runtime): Likewise.
13746 (debug_eh_tree): Declare.
13747 * Makefile.in (GTFILES): List except.h before except.c
13749 2009-04-17 Diego Novillo <dnovillo@google.com>
13751 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13752 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13753 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13754 (find_vars_r): ... here.
13755 * tree-flow.h (find_referenced_vars_in): Declare.
13756 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13757 that AVAIL_OUT exists for BLOCK.
13758 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13759 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13760 (tree-parloops.o): Likewise.
13762 2009-04-17 Simon Baldwin <simonb@google.com>
13764 * toplev.c (default_tree_printer): Add handling for %E format.
13766 2009-04-17 Diego Novillo <dnovillo@google.com>
13768 * tree-pretty-print.c (dump_generic_node): Add break after
13769 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13770 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13771 FUNCTION_TYPE together. Call print_struct_decl when printing
13772 structures and TDF_SLIM is not given.
13773 (print_struct_decl): Fix logic for detecting recursion.
13775 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13778 * gcc.c (create_at_file): New.
13779 (compile_input_file_p): New.
13780 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13781 * main.c (main): Update call to toplev_main.
13782 * toplev.c (toplev_main): Change signature. Call expandargv.
13783 * toplev.h (toplev_main): Change signature.
13785 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13787 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13788 if the latter is not constant.
13790 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13792 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13794 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13796 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13797 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13799 2009-04-17 Richard Guenther <rguenther@suse.de>
13801 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13802 Handle component references view-converting an invariant address.
13804 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13806 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13807 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13808 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13809 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13810 Use @deftypevr rather than @deftypevar.
13812 2009-04-17 Richard Guenther <rguenther@suse.de>
13814 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13815 (get_prop_source_stmt): Likewise.
13816 (can_propagate_from): Likewise.
13818 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13820 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13821 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13822 (--with-multilib-list): Add default value.
13823 * configure: Regenerate.
13824 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13825 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13826 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13827 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13828 Don't add default cpu to multilib list unnecessarily, but do enable
13829 the relevant compiler option..
13830 Add support for --with-multilib-list=<blank> and
13831 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13832 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13833 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13834 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13835 TM_MULTILIB_CONFIG.
13836 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13837 (MULTILIB_OSDIRNAMES): New variable.
13838 * config/sh/t-1e: Delete file.
13839 * config/sh/t-mlib-sh1: Delete file.
13840 * config/sh/t-mlib-sh2: Delete file.
13841 * config/sh/t-mlib-sh2a: Delete file.
13842 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13843 * config/sh/t-mlib-sh2a-single: Delete file.
13844 * config/sh/t-mlib-sh2a-single-only: Delete file.
13845 * config/sh/t-mlib-sh2e: Delete file.
13846 * config/sh/t-mlib-sh3e: Delete file.
13847 * config/sh/t-mlib-sh4: Delete file.
13848 * config/sh/t-mlib-sh4-nofpu: Delete file.
13849 * config/sh/t-mlib-sh4-single: Delete file.
13850 * config/sh/t-mlib-sh4-single-only: Delete file.
13851 * config/sh/t-mlib-sh4a: Delete file.
13852 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13853 * config/sh/t-mlib-sh4a-single: Delete file.
13854 * config/sh/t-mlib-sh4a-single-only: Delete file.
13855 * config/sh/t-mlib-sh4al: Delete file.
13856 * config/sh/t-mlib-sh5-32media: Delete file.
13857 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13858 * config/sh/t-mlib-sh5-64media: Delete file.
13859 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13860 * config/sh/t-mlib-sh5-compact: Delete file.
13861 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13862 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13863 * doc/install.texi (Options specification): Add
13864 --with-multilib-list and --with-endian.
13866 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13868 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13870 (OBJS-common): Add plugin-version.o.
13871 (plugin-version.o): New.
13872 * gcc-plugin.h (plugin_gcc_version): New.
13873 (plugin_default_version_check): New.
13874 (plugin_init_func, plugin_init): Add version argument.
13875 * plugin-version.c: New.
13876 * plugin.c (str_plugin_gcc_version_name): New.
13877 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13878 pass it to the init function.
13879 (plugin_default_version_check): New.
13881 2009-04-17 Richard Guenther <rguenther@suse.de>
13883 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13884 for decl-vs-decl disambiguation.
13886 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13888 * config/s390/s390.h (s390_tune_attr): New macro definition.
13889 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13891 2009-04-17 Richard Guenther <rguenther@suse.de>
13893 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13894 (fold_stmt_r): Likewise.
13895 (maybe_fold_reference): New function.
13896 (fold_gimple_assign): Handle cases fold_stmt_r did.
13897 (fold_stmt): Do not use fold_stmt_r.
13898 (fold_stmt_inplace): Likewise.
13900 2009-04-17 Richard Guenther <rguenther@suse.de>
13902 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13903 (record_equivalences_from_stmt): Remove useless checks and
13905 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13906 the type is already suitable.
13908 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13910 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13912 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13914 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13915 (CMPtype): Define as __gcc_CMPtype.
13917 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13919 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13920 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13922 2009-04-17 Richard Guenther <rguenther@suse.de>
13924 PR tree-optimization/39746
13925 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13926 special-casing for builtins and static variable use/def.
13927 (call_may_clobber_ref_p_1): Likewise.
13929 2009-04-16 Ian Lance Taylor <iant@google.com>
13931 * df.h: Include "timevar.h".
13932 (struct df_problem): Change tv_id field to timevar_id_t.
13933 * tree-pass.h: Include "timevar.h".
13934 (struct opt_pass): Change tv_id field to timevar_id_t.
13935 * timevar.h (timevar_id_t): Define TV_NONE.
13936 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13937 TV_NONE rather than tv_id != 0.
13938 (execute_one_pass): Likewise.
13939 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13940 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13941 dependencies to $(TREE_PASS_H).
13942 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
13944 (pass_branch_target_load_optimize2): Likewise.
13945 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
13946 (pass_outof_cfg_layout_mode): Likewise.
13947 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
13948 (pass_rebuild_cgraph_edges): Likewise.
13949 (pass_remove_cgraph_callee_edges): Likewise.
13950 * df-core.c (pass_df_initialize_opt): Likewise.
13951 (pass_df_initialize_no_opt): Likewise.
13952 (pass_df_finish): Likewise.
13953 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
13954 * except.c (pass_set_nothrow_function_flags): Likewise.
13955 (pass_convert_to_eh_region_ranges): Likewise.
13956 * final.c (pass_compute_alignments): Likewise.
13957 * function.c (pass_instantiate_virtual_regs): Likewise.
13958 (pass_init_function): Likewise.
13959 (pass_leaf_regs): Likewise.
13960 (pass_match_asm_constraints): Likewise.
13961 * gimple-low.c (pass_lower_cf): Likewise.
13962 (pass_mark_used_blocks): Likewise.
13963 * init-regs.c (pass_initialize_regs): Likewise.
13964 * integrate.c (pass_initial_value_sets): Likewise.
13965 * ira.c (pass_ira): Likewise.
13966 * jump.c (pass_cleanup_barriers): Likewise.
13967 * omp-low.c (pass_expand_omp): Likewise.
13968 (pass_lower_omp): Likewise.
13969 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
13970 * recog.c (pass_split_all_insns): Likewise.
13971 (pass_split_after_reload): Likewise.
13972 (pass_split_before_regstack): Likewise.
13973 (pass_split_before_sched2): Likewise.
13974 (pass_split_for_shorten_branches): Likewise.
13975 * reginfo.c (pass_reginfo_init): Likewise.
13976 (pass_subregs_of_mode_init): Likewise.
13977 (pass_subregs_of_mode_finish): Likewise.
13978 * passes.c (pass_postreload): Likewise.
13979 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
13980 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
13981 (pass_warn_function_return): Likewise.
13982 (pass_warn_function_noreturn): Likewise.
13983 * tree-complex.c (pass_lower_complex): Likewise.
13984 (pass_lower_complex_O0): Likewise.
13985 * tree-if-conv.c (pass_if_conversion): Likewise.
13986 * tree-into-ssa.c (pass_build_ssa): Likewise.
13987 * tree-mudflap.c (pass_mudflap_1): Likewise.
13988 (pass_mudflap_2): Likewise.
13989 * tree-nomudflap.c (pass_mudflap_1): Likewise.
13990 (pass_mudflap_2): Likewise.
13991 * tree-nrv.c (pass_return_slot): Likewise.
13992 * tree-object-size.c (pass_object_sizes): Likewise.
13993 * tree-optimize.c (pass_all_optimizations): Likewise.
13994 (pass_early_local_passes): Likewise.
13995 (pass_all_early_optimizations): Likewise.
13996 (pass_cleanup_cfg): Likewise.
13997 (pass_cleanup_cfg_post_optimizing): Likewise.
13998 (pass_free_datastructures): Likewise.
13999 (pass_free_cfg_annotations): Likewise.
14000 (pass_fixup_cfg): Likewise.
14001 (pass_init_datastructures): Likewise.
14002 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14003 (pass_late_warn_uninitialized): Likewise.
14004 (pass_update_address_taken): Likewise.
14005 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14006 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14007 (pass_cse_sincos): Likewise.
14008 (pass_convert_to_rsqrt): Likewise.
14009 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14010 * tree-stdarg.c (pass_stdarg): Likewise.
14011 * tree-tailcall.c (pass_tail_recursion): Likewise.
14012 (pass_tail_calls): Likewise.
14013 * tree-vect-generic.c (pass_lower_vector): Likewise.
14014 (pass_lower_vector_ssa): Likewise.
14015 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14017 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14019 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14021 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14023 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14024 logical and signext.
14026 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14029 * config/sh/predicates.md (arith_operand): Check if the operand
14030 of TRUNCATE is a REG.
14032 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14034 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14035 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14037 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14039 * tree-iterator.c (tsi_split_statement_list_after,
14040 tsi_split_statement_list_before): Remove.
14041 * tree-iterator.h: Remove the prototypes for
14042 tsi_split_statement_list_after and tsi_split_statement_list_before.
14044 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14046 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14047 * tree-ssa-propagate.h: Remove the prototype for
14048 stmt_makes_single_load.
14050 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14052 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14053 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14055 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14057 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14059 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14061 * except.c (eh_region_outer_p): Remove.
14062 * except.h: Remove the prototype for eh_region_outer_p.
14064 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14066 * function.c (current_function_assembler_name): Remove.
14067 * function.h: Remove the prototype for
14068 current_function_assembler_name.
14070 2009-04-16 Ian Lance Taylor <iant@google.com>
14072 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14073 (add_reg_note): Call alloc_reg_note.
14074 * rtl.h (alloc_reg_note): Declare.
14075 * combine.c (try_combine): Use alloc_reg_note.
14076 (recog_for_combine, move_deaths): Likewise.
14077 (distribute_notes): Use alloc_reg_note and add_reg_note.
14078 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14079 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14080 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14082 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14084 PR rtl-optimization/39762
14085 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14086 ira_may_move_out_cost): Add comments about way of their usage.
14087 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14089 * ira-conflicts.c (process_regs_for_copy): Use function
14090 ira_get_register_move_cost instead of global
14091 ira_register_move_cost.
14093 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14094 color_pass, move_spill_restore, update_curr_costs): Ditto.
14096 * ira-lives.c (process_single_reg_class_operands): Ditto.
14098 * ira-emit.c (emit_move_list): Ditto.
14100 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14101 (record_reg_classes): Ditto. Use functions
14102 ira_get_register_move_cost and ira_get_may_move_cost instead of
14103 global vars ira_register_move_cost, ira_may_move_out_cost and
14104 ira_may_move_in_cost.
14105 (record_address_regs): Don't call ira_init_register_move_cost.
14106 Use function ira_get_may_move_cost instead of global
14107 ira_may_move_in_cost.
14108 (process_bb_node_for_hard_reg_moves): Use function
14109 ira_get_register_move_cost instead of global ira_register_move_cost.
14110 (ira_costs): Don't call ira_init_register_move_cost.
14112 2009-04-16 Richard Guenther <rguenther@suse.de>
14114 * tree-cfg.c (verify_gimple_assign_binary):
14115 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14116 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14117 (create_general_new_stmt): Note that this function is broken.
14119 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14121 * common.opt (fhelp): Add Var(help_flag).
14122 * gcc-plugin.h (plugin_info): Add help.
14123 * plugin.c (plugin_name_args): Add help.
14124 (register_plugin_info): Set plugin->help.
14125 (print_help_one_plugin): New.
14126 (print_plugins_help): New.
14127 * plugin.h (print_plugins_help): New.
14128 * toplev.c (toplev_main): Call print_plugins_help if needed.
14130 2009-04-16 Richard Guenther <rguenther@suse.de>
14132 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14133 (gimple_ior_addresses_taken_1): New function.
14134 (gimple_ior_addresses_taken): Likewise.
14135 * gimple.h (struct gimple_statement_with_ops_base): Remove
14136 addresses_taken member.
14137 (gimple_ior_addresses_taken): Declare.
14138 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14139 gimple_set_addresses_taken): Remove.
14140 * ipa-reference.c (mark_address): New function.
14141 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14142 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14143 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14144 (gimple_add_to_addresses_taken): Remove.
14145 (get_tmr_operands): Call mark_address_taken.
14146 (get_asm_expr_operands): Likewise.
14147 (get_expr_operands): Likewise.
14148 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14149 (free_stmt_operands): Do not free it.
14150 * tree-ssa.c (delete_tree_ssa): Likewise.
14151 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14153 2009-04-16 Richard Guenther <rguenther@suse.de>
14155 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14156 (walk_stmt_load_store_ops): Likewise.
14157 * gimple.c (get_base_loadstore): New function.
14158 (walk_stmt_load_store_addr_ops): Likewise.
14159 (walk_stmt_load_store_ops): Likewise.
14160 * ipa-pure-const.c (check_op): Simplify.
14161 (check_load, check_store): New functions.
14162 (check_stmt): Use walk_stmt_load_store_ops.
14163 * ipa-reference.c (mark_load): Adjust signature.
14164 (mark_store): Likewise.
14165 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14167 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14169 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14170 (plugin_info): New.
14171 * opts.c (common_handle_option): Don't call print_version.
14172 * plugin.c (plugin_name_args): Add version.
14173 (register_plugin_info): New.
14174 (register_callback): Handle PLUGIN_INFO.
14175 (try_init_one_plugin): New.
14176 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14178 (finalize_one_plugin): New.
14179 (finalize_plugins): New.
14180 (print_one_plugin): New.
14181 (print_plugins_versions): New.
14182 * plugin.h (print_plugins_versions): New.
14183 (finalize_plugins): New.
14184 * toplev.c (compile_file): Don't call initialize_plugins.
14185 (print_version): Call print_plugins_versions.
14186 (toplev_main): Call initialize_plugins. Print version if needed.
14187 Call finalize_plugins.
14189 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14191 * common.opt (fversion): New.
14192 * gcc.c (print_version): New.
14193 (process_command): Don't print the version. Just set print_version.
14194 (main): Print version. Call subprocesses if print_version and
14195 verbose_flag are set.
14196 * opts.c (common_handle_option): Handle OPT_fversion.
14198 2009-04-16 Richard Guenther <rguenther@suse.de>
14199 Ira Rosen <irar@il.ibm.com>
14201 PR tree-optimization/39698
14202 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14203 type of the reduction variable. Only generate the def if
14206 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14207 make sure to first convert to an integer of the same precision.
14208 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14209 the type of the evolution correctly in computing the new
14210 induction variable base.
14212 2009-04-16 Richard Guenther <rguenther@suse.de>
14214 PR middle-end/39625
14215 * tree-cfg.c (make_blocks): Split statements with to-be
14216 abnormal SSA names on the lhs.
14218 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14220 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14221 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14222 * c-typeck.c (really_start_incremental_init): Likewise.
14223 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14224 (TARGET_INITIALIZER): Remove it.
14225 * target.h (struct target): Remove vector_opaque_p.
14226 * tree.c (build_opaque_vector_type): New.
14227 * tree.h (TYPE_VECTOR_OPAQUE): New.
14228 (build_opaque_vector_type): Declare.
14229 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14230 * config/rs6000/rs6000.c (build_opaque_vector_type,
14231 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14232 (rs6000_init_builtins): Use build_opaque_vector_type for
14233 opaque_V4SI_type_node.
14235 2009-04-15 Catherine Moore <clm@codesourcery.com>
14237 * debug.h (set_name): Declare.
14238 * dwarf2out.c (dwarf2out_set_name): Declare.
14239 (dwarf2_debug_hooks): Add set_name.
14240 (find_AT_string): New.
14241 (add_AT_string): Call find_AT_string.
14242 (dwarf2out_set_name): New.
14243 * cp/decl.c (grokdeclarator): Call set_name.
14244 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14245 * debug.c (do_nothing_debug_hooks): Likewise.
14246 * dbxout.c (dbx_debug_hooks): Likewise.
14247 * sdbout.c (sdb_debug_hooks): Likewise.
14249 2009-04-15 Michael Eager <eager@eagercon.com>
14251 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14252 reg for single-precision FPU.
14253 * config/rs6000/rs6000.md (movsi_internal1): Only for
14254 !TARGET_SINGLE_FPU.
14255 (movsi_internal1_single): New. Add pattern to move SI values to/from
14256 single-precision FP regs.
14258 2009-04-15 Richard Guenther <rguenther@suse.de>
14260 * omp-low.c (lower_rec_input_clauses): Build correct address
14262 (expand_omp_for_generic): Fix multiplication type.
14263 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14264 (generate_memset_zero): Fix types.
14265 * tree-profile.c (prepare_instrumented_value): Correctly
14268 2009-04-15 Ian Lance Taylor <iant@google.com>
14270 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14271 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14272 for -Wall and for -Wc++-compat.
14273 (c_common_post_options): For C++, set warn_enum_compare if not
14275 * c-tree.h (struct c_expr): Add field original_type.
14276 (build_external_ref): Update declaration.
14277 * c-parser.c (c_parser_braced_init): Set original_type.
14278 (c_parser_initelt): Likewise.
14279 (c_parser_expr_no_commas): Likewise.
14280 (c_parser_conditional_expression): Likewise.
14281 (c_parser_cast_expression): Likewise.
14282 (c_parser_unary_expression): Likewise. Pull setting of
14283 original_code to top of function.
14284 (c_parser_sizeof_expression): Set original_type.
14285 (c_parser_alignof_expression): Likewise.
14286 (c_parser_postfix_expression): Likewise. Pull setting of
14287 original_code to top of function.
14288 (c_parser_postfix_expression_after_paren_type): Set original_type.
14289 (c_parser_postfix_expression_after_primary): Likewise.
14290 (c_parser_expression): Likewise.
14291 * c-typeck.c (build_external_ref): Add type parameter. Change all
14293 (c_expr_sizeof_expr): Set original_type field.
14294 (parser_build_unary_op): Likewise.
14295 (parser_build_binary_op): Likewise. Optionally warn about
14296 comparisons of enums of different types.
14297 (digest_init): Set original_type field.
14298 (really_start_incremental_init): Likewise.
14299 (push_init_level, pop_init_level): Likewise.
14300 * doc/invoke.texi (Warning Options): -Wenum-compare now
14303 2009-04-15 Richard Guenther <rguenther@suse.de>
14305 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14306 out a necessary conversion.
14307 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14308 names we didn't value number.
14309 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14311 2009-04-15 Richard Guenther <rguenther@suse.de>
14313 PR tree-optimization/39764
14314 * tree-ssa-ccp.c (get_value): Canonicalize value with
14315 canonicalize_float_value.
14317 2009-04-15 Jan Hubicka <jh@suse.cz>
14319 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14320 Wrong version of patch.
14322 2009-04-15 Jan Hubicka <jh@suse.cz>
14324 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14326 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14328 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14329 our distinct integral and vector types.
14331 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14333 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14334 * init.c (build_vtbl_address): Remove call to assemble_external.
14336 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14338 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14339 output for other floating point modes.
14341 2009-04-14 Diego Novillo <dnovillo@google.com>
14343 * diagnostic.c (diagnostic_report_diagnostic): Do not
14344 warn about loaded plugins for DK_ERROR and DK_WARNING.
14345 * c-decl.c (declspecs_add_type): Move call to
14346 invoke_plugin_callbacks ...
14347 * c-parser.c (c_parser_declspecs): ... here.
14348 * plugin.c (dump_active_plugins): Tidy output.
14350 2009-04-14 Diego Novillo <dnovillo@google.com>
14351 Le-Chun Wu <lcwu@google.com>
14353 * configure.ac: Add --enable-plugin support.
14354 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14355 * Makefile.in (PLUGIN_H): Define.
14356 Export ENABLE_PLUGIN and GMPINC to site.exp.
14357 Add PLUGINLIBS to link command.
14358 Add/modify dependencies for plugin.o and files including plugin.h.
14360 * config.in: Regenerate.
14362 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14365 2009-04-14 Le-Chun Wu <lcwu@google.com>
14367 * tree-pass.h (register_one_dump_file): Add a prototype for
14368 register_one_dump_file.
14369 * toplev.c (compile_file): Call initialize_plugins.
14370 (do_compile): Call invoke_plugin_callbacks.
14371 (toplev_main): Call invoke_plugin_callbacks.
14372 * common.opt: Add -fplugin= and -fplugin-arg-.
14373 * gcc-plugin.h: New public header file for plugins to include.
14374 * plugin.c: New source file.
14375 * plugin.h: New internal header file.
14376 * passes.c (register_one_dump_file): Make it external.
14378 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14380 2009-04-14 Diego Novillo <dnovillo@google.com>
14382 * doc/plugins.texi: New.
14383 * doc/gccint.texi: Add reference to Plugins chapter.
14384 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14385 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14386 loaded plugins, if any.
14387 * timevar.def (TV_PLUGIN_INIT): Define.
14388 (TV_PLUGIN_RUN): Define.
14389 * plugin.c: Include timevar.h
14390 (plugins_active_p): New.
14391 (dump_active_plugins): New.
14392 (debug_active_plugins): New.
14394 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14396 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14398 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14400 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14402 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14403 the same as a minus without a shift.
14405 2009-04-14 Nick Clifton <nickc@redhat.com>
14407 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14408 comparisons with small integers will always produce a short
14411 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14414 2008-12-19 Diego Novillo <dnovillo@google.com>
14416 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14418 2009-04-14 Richard Guenther <rguenther@suse.de>
14420 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14422 (verify_gimple_assign_binary): Likewise. Handle shifts and
14424 (verify_gimple_phi): Print the mismatched argument position.
14425 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14427 (vect_update_init_of_dr): Likewise.
14428 * matrix-reorg.c (transform_access_sites): Do what the
14430 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14432 2009-04-13 Michael Eager <eager@eagercon.com>
14434 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14435 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14436 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14437 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14438 remove duplicate config
14440 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14442 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14443 file_name:line_number type locator of the call site.
14445 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14447 * genautomata.c: Put blank after comma.
14448 (automaton_decls): New.
14449 (struct unit_usage): Add comments to member next.
14450 (store_alt_unit_usage): Keep the list ordered.
14451 (unit_present_on_list_p, equal_alternatives_p): New.
14452 (check_regexp_units_distribution): Check units distribution
14453 correctness correctly.
14454 (main): Don't write automata if error is found. Return correct
14457 * config/m68k/cf.md (cfv4_ds): Remove.
14458 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14459 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14461 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14462 power4-load-ext, power4-store, power4-store-update,
14463 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14464 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14465 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14466 power4-sqrt, power4-isync): Modify reservation to make correct
14467 unit distribution to automata.
14469 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14470 power5-store-update, power5-two, power5-three, power5-lmul,
14471 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14473 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14475 * except.c (pass_set_nothrow_function_flags): Set name and add
14477 (set_nothrow_function_flags): Mention in the dump file when
14478 changing a function to nothrow.
14480 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14483 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14484 instead of unsigned long.
14486 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14488 * config/arm/arm.c (return_used_this_function): Remove.
14489 (arm_output_function_prologue): Remove use of
14490 return_used_this_function.
14491 (output_return_instruction): Replace use of
14492 return_used_this_function
14493 by cfun->machine->return_used_this_function.
14494 (arm_output_epilogue): Likewise.
14495 (arm_output_function_epilogue): Likewise.
14496 (thumb_unexpanded_epilogue): Likewise.
14497 * config/arm/arm.h (struct machine_function):
14498 New member return_used_this_function.
14500 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14502 * doc/install.texi: Correct description of default directory for
14503 --with-gxx-include-dir.
14505 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14507 * fold-const.c (build_range_check): Properly deal with enumeral and
14508 boolean base types.
14510 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14512 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14513 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14514 * params.h (MAX_GCSE_PASSES): Remove.
14515 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14516 in sequence. Remove ability to run multiple passes.
14517 (bypass_jumps): Report run as third CPROP pass.
14519 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14521 PR middle-end/39651
14522 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14523 when deciding whether the whole SEQUENCE can throw.
14525 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14528 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14529 offseted label references.
14531 2009-04-11 Jan Hubicka <jh@suse.cz>
14533 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14535 2009-04-11 Richard Guenther <rguenther@suse.de>
14537 PR middle-end/39732
14538 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14539 return variables as TREE_ADDRESSABLE.
14541 2009-04-11 Richard Guenther <rguenther@suse.de>
14543 PR tree-optimization/39713
14544 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14545 reference trees have SSA_NAME operands.
14547 2009-04-11 Richard Guenther <rguenther@suse.de>
14550 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14551 address expressions.
14553 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14555 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14556 match changes in Cygwin 1.7
14557 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14558 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14560 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14562 PR tree-optimization/39701
14563 * doc/invoke.texi (Optimization Options): Document change in
14564 meaning and initialization of -fdelete-null-pointer-checks.
14566 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14568 PR middle-end/39701
14569 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14571 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14574 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14576 2009-04-10 Chao-ying Fu <fu@mips.com>
14578 * doc/tm.texi (Instruction Output): Document
14579 TARGET_ASM_FINAL_POSTSCAN_INSN.
14580 * target.h (final_postscan_insn): New field in asm_out.
14581 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14582 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14583 * final.c (final_scan_insn): Call
14584 targetm.asm_out.final_postscan_insn after outputting
14585 an asm macro and a normal instruction.
14587 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14588 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14589 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14590 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14591 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14593 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14595 PR middle-end/39701
14596 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14597 variables as non-NULL even with -fdelete-null-pointer-checks.
14599 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14601 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14603 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14606 * config/i386/i386.c (classify_argument): Handle SCmode with
14607 (bit_offset % 64) != 0.
14609 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14611 * doc/invoke.texi (Optimize Options): Add cross-reference to
14612 -Q --help=optimizers examples.
14614 2009-04-10 Ben Elliston <bje@au.ibm.com>
14617 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14618 regalign for the reg == fpr and TDmode case.
14620 2009-04-09 David Ayers <ayers@fsfe.org>
14623 * objc/objc-act.c (warn_with_method): Remove helper function.
14624 (check_duplicates): Call warning and inform directly.
14625 (really_start_method): Likewise.
14627 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14629 * expmed.c (expand_divmod): Always use a comparison for a division
14630 by a large unsigned integer.
14632 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14633 for things others than variables or functions as nonzero.
14635 2009-04-09 Nick Clifton <nickc@redhat.com>
14637 * unwind-compat.c: Change copyright header to refer to version
14638 3 of the GNU General Public License with version 3.1 of the
14639 GCC Runtime Library Exception and to point readers at the
14640 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14641 * config/alpha/crtfastmath.c: Likewise.
14642 * config/alpha/linux-unwind.h: Likewise.
14643 * config/alpha/qrnnd.asm: Likewise.
14644 * config/alpha/vms-crt0-64.c: Likewise.
14645 * config/alpha/vms-crt0.c: Likewise.
14646 * config/alpha/vms-dwarf2.asm: Likewise.
14647 * config/alpha/vms-dwarf2eh.asm: Likewise.
14648 * config/alpha/vms-psxcrt0-64.c: Likewise.
14649 * config/alpha/vms-psxcrt0.c: Likewise.
14650 * config/alpha/vms_tramp.asm: Likewise.
14651 * config/arc/initfini.c: Likewise.
14652 * config/arc/lib1funcs.asm: Likewise.
14653 * config/arm/bpabi-v6m.S: Likewise.
14654 * config/arm/bpabi.S: Likewise.
14655 * config/arm/bpabi.c: Likewise.
14656 * config/arm/crti.asm: Likewise.
14657 * config/arm/crtn.asm: Likewise.
14658 * config/arm/ieee754-df.S: Likewise.
14659 * config/arm/ieee754-sf.S: Likewise.
14660 * config/arm/lib1funcs.asm: Likewise.
14661 * config/arm/libunwind.S: Likewise.
14662 * config/arm/linux-atomic.c: Likewise.
14663 * config/arm/mmintrin.h: Likewise.
14664 * config/arm/pr-support.c: Likewise.
14665 * config/arm/unaligned-funcs.c: Likewise.
14666 * config/arm/unwind-arm.c: Likewise.
14667 * config/arm/unwind-arm.h: Likewise.
14668 * config/avr/libgcc.S: Likewise.
14669 * config/bfin/crti.s: Likewise.
14670 * config/bfin/crtlibid.s: Likewise.
14671 * config/bfin/crtn.s: Likewise.
14672 * config/bfin/lib1funcs.asm: Likewise.
14673 * config/bfin/linux-unwind.h: Likewise.
14674 * config/cris/arit.c: Likewise.
14675 * config/cris/cris_abi_symbol.c: Likewise.
14676 * config/darwin-64.c: Likewise.
14677 * config/darwin-crt2.c: Likewise.
14678 * config/darwin-crt3.c: Likewise.
14679 * config/darwin.h: Likewise.
14680 * config/dbxelf.h: Likewise.
14681 * config/dfp-bit.c: Likewise.
14682 * config/dfp-bit.h: Likewise.
14683 * config/elfos.h: Likewise.
14684 * config/fixed-bit.c: Likewise.
14685 * config/fixed-bit.h: Likewise.
14686 * config/fp-bit.c: Likewise.
14687 * config/fp-bit.h: Likewise.
14688 * config/fr30/crti.asm: Likewise.
14689 * config/fr30/crtn.asm: Likewise.
14690 * config/fr30/lib1funcs.asm: Likewise.
14691 * config/freebsd-spec.h: Likewise.
14692 * config/frv/cmovd.c: Likewise.
14693 * config/frv/cmovh.c: Likewise.
14694 * config/frv/cmovw.c: Likewise.
14695 * config/frv/frvbegin.c: Likewise.
14696 * config/frv/frvend.c: Likewise.
14697 * config/frv/lib1funcs.asm: Likewise.
14698 * config/glibc-stdint.h: Likewise.
14699 * config/h8300/clzhi2.c: Likewise.
14700 * config/h8300/crti.asm: Likewise.
14701 * config/h8300/crtn.asm: Likewise.
14702 * config/h8300/ctzhi2.c: Likewise.
14703 * config/h8300/fixunssfsi.c: Likewise.
14704 * config/h8300/lib1funcs.asm: Likewise.
14705 * config/h8300/parityhi2.c: Likewise.
14706 * config/h8300/popcounthi2.c: Likewise.
14707 * config/i386/ammintrin.h: Likewise.
14708 * config/i386/att.h: Likewise.
14709 * config/i386/avxintrin.h: Likewise.
14710 * config/i386/biarch64.h: Likewise.
14711 * config/i386/bmmintrin.h: Likewise.
14712 * config/i386/cpuid.h: Likewise.
14713 * config/i386/cross-stdarg.h: Likewise.
14714 * config/i386/crtfastmath.c: Likewise.
14715 * config/i386/crtprec.c: Likewise.
14716 * config/i386/cygming-crtbegin.c: Likewise.
14717 * config/i386/cygming-crtend.c: Likewise.
14718 * config/i386/cygwin.asm: Likewise.
14719 * config/i386/emmintrin.h: Likewise.
14720 * config/i386/gmm_malloc.h: Likewise.
14721 * config/i386/gthr-win32.c: Likewise.
14722 * config/i386/i386.h: Likewise.
14723 * config/i386/immintrin.h: Likewise.
14724 * config/i386/linux-unwind.h: Likewise.
14725 * config/i386/linux64.h: Likewise.
14726 * config/i386/mm3dnow.h: Likewise.
14727 * config/i386/mmintrin-common.h: Likewise.
14728 * config/i386/mmintrin.h: Likewise.
14729 * config/i386/nmmintrin.h: Likewise.
14730 * config/i386/pmm_malloc.h: Likewise.
14731 * config/i386/pmmintrin.h: Likewise.
14732 * config/i386/smmintrin.h: Likewise.
14733 * config/i386/sol2-c1.asm: Likewise.
14734 * config/i386/sol2-ci.asm: Likewise.
14735 * config/i386/sol2-cn.asm: Likewise.
14736 * config/i386/sol2-gc1.asm: Likewise.
14737 * config/i386/tmmintrin.h: Likewise.
14738 * config/i386/unix.h: Likewise.
14739 * config/i386/w32-unwind.h: Likewise.
14740 * config/i386/wmmintrin.h: Likewise.
14741 * config/i386/x86-64.h: Likewise.
14742 * config/i386/x86intrin.h: Likewise.
14743 * config/i386/xmmintrin.h: Likewise.
14744 * config/ia64/crtbegin.asm: Likewise.
14745 * config/ia64/crtend.asm: Likewise.
14746 * config/ia64/crtfastmath.c: Likewise.
14747 * config/ia64/crti.asm: Likewise.
14748 * config/ia64/crtn.asm: Likewise.
14749 * config/ia64/fde-glibc.c: Likewise.
14750 * config/ia64/lib1funcs.asm: Likewise.
14751 * config/ia64/linux-unwind.h: Likewise.
14752 * config/ia64/quadlib.c: Likewise.
14753 * config/ia64/unwind-ia64.c: Likewise.
14754 * config/linux.h: Likewise.
14755 * config/m32c/m32c-lib1.S: Likewise.
14756 * config/m32c/m32c-lib2-trapv.c: Likewise.
14757 * config/m32c/m32c-lib2.c: Likewise.
14758 * config/m32r/initfini.c: Likewise.
14759 * config/m68hc11/larith.asm: Likewise.
14760 * config/m68hc11/m68hc11-crt0.S: Likewise.
14761 * config/m68k/cf.md: Likewise.
14762 * config/m68k/crti.s: Likewise.
14763 * config/m68k/crtn.s: Likewise.
14764 * config/m68k/lb1sf68.asm: Likewise.
14765 * config/m68k/linux-unwind.h: Likewise.
14766 * config/mcore/crti.asm: Likewise.
14767 * config/mcore/crtn.asm: Likewise.
14768 * config/mcore/lib1.asm: Likewise.
14769 * config/mips/linux-unwind.h: Likewise.
14770 * config/mips/loongson.h: Likewise.
14771 * config/mips/mips16.S: Likewise.
14772 * config/mmix/crti.asm: Likewise.
14773 * config/mmix/crtn.asm: Likewise.
14774 * config/pa/fptr.c: Likewise.
14775 * config/pa/hpux-unwind.h: Likewise.
14776 * config/pa/lib2funcs.asm: Likewise.
14777 * config/pa/linux-atomic.c: Likewise.
14778 * config/pa/linux-unwind.h: Likewise.
14779 * config/pa/milli64.S: Likewise.
14780 * config/pa/quadlib.c: Likewise.
14781 * config/pa/stublib.c: Likewise.
14782 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14783 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14784 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14785 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14786 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14787 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14788 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14789 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14790 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14791 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14792 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14793 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14794 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14795 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14796 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14797 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14798 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14799 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14800 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14801 * config/rs6000/750cl.h: Likewise.
14802 * config/rs6000/altivec.h: Likewise.
14803 * config/rs6000/biarch64.h: Likewise.
14804 * config/rs6000/crtresfpr.asm: Likewise.
14805 * config/rs6000/crtresgpr.asm: Likewise.
14806 * config/rs6000/crtresxfpr.asm: Likewise.
14807 * config/rs6000/crtresxgpr.asm: Likewise.
14808 * config/rs6000/crtsavfpr.asm: Likewise.
14809 * config/rs6000/crtsavgpr.asm: Likewise.
14810 * config/rs6000/darwin-asm.h: Likewise.
14811 * config/rs6000/darwin-fallback.c: Likewise.
14812 * config/rs6000/darwin-fpsave.asm: Likewise.
14813 * config/rs6000/darwin-ldouble.c: Likewise.
14814 * config/rs6000/darwin-tramp.asm: Likewise.
14815 * config/rs6000/darwin-unwind.h: Likewise.
14816 * config/rs6000/darwin-vecsave.asm: Likewise.
14817 * config/rs6000/darwin-world.asm: Likewise.
14818 * config/rs6000/e500crtres32gpr.asm: Likewise.
14819 * config/rs6000/e500crtres64gpr.asm: Likewise.
14820 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14821 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14822 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14823 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14824 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14825 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14826 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14827 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14828 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14829 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14830 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14831 * config/rs6000/eabi-ci.asm: Likewise.
14832 * config/rs6000/eabi-cn.asm: Likewise.
14833 * config/rs6000/eabi.asm: Likewise.
14834 * config/rs6000/linux-unwind.h: Likewise.
14835 * config/rs6000/linux64.h: Likewise.
14836 * config/rs6000/paired.h: Likewise.
14837 * config/rs6000/paired.md: Likewise.
14838 * config/rs6000/ppc64-fp.c: Likewise.
14839 * config/rs6000/ppu_intrinsics.h: Likewise.
14840 * config/rs6000/rs6000.h: Likewise.
14841 * config/rs6000/si2vmx.h: Likewise.
14842 * config/rs6000/sol-ci.asm: Likewise.
14843 * config/rs6000/sol-cn.asm: Likewise.
14844 * config/rs6000/spe.h: Likewise.
14845 * config/rs6000/spu2vmx.h: Likewise.
14846 * config/rs6000/sysv4.h: Likewise.
14847 * config/rs6000/tramp.asm: Likewise.
14848 * config/rs6000/vec_types.h: Likewise.
14849 * config/s390/linux-unwind.h: Likewise.
14850 * config/s390/tpf-unwind.h: Likewise.
14851 * config/score/crti.asm: Likewise.
14852 * config/score/crtn.asm: Likewise.
14853 * config/sh/crt1.asm: Likewise.
14854 * config/sh/crti.asm: Likewise.
14855 * config/sh/crtn.asm: Likewise.
14856 * config/sh/divtab-sh4-300.c: Likewise.
14857 * config/sh/divtab-sh4.c: Likewise.
14858 * config/sh/divtab.c: Likewise.
14859 * config/sh/lib1funcs-4-300.asm: Likewise.
14860 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14861 * config/sh/lib1funcs.asm: Likewise.
14862 * config/sh/lib1funcs.h: Likewise.
14863 * config/sh/linux-atomic.asm: Likewise.
14864 * config/sh/linux-unwind.h: Likewise.
14865 * config/sh/shmedia.h: Likewise.
14866 * config/sh/sshmedia.h: Likewise.
14867 * config/sh/ushmedia.h: Likewise.
14868 * config/sparc/crtfastmath.c: Likewise.
14869 * config/sparc/linux-unwind.h: Likewise.
14870 * config/sparc/sol2-c1.asm: Likewise.
14871 * config/sparc/sol2-ci.asm: Likewise.
14872 * config/sparc/sol2-cn.asm: Likewise.
14873 * config/spu/divmodti4.c: Likewise.
14874 * config/spu/divv2df3.c: Likewise.
14875 * config/spu/float_disf.c: Likewise.
14876 * config/spu/float_unsdidf.c: Likewise.
14877 * config/spu/float_unsdisf.c: Likewise.
14878 * config/spu/float_unssidf.c: Likewise.
14879 * config/spu/mfc_multi_tag_release.c: Likewise.
14880 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14881 * config/spu/mfc_tag_release.c: Likewise.
14882 * config/spu/mfc_tag_reserve.c: Likewise.
14883 * config/spu/mfc_tag_table.c: Likewise.
14884 * config/spu/multi3.c: Likewise.
14885 * config/spu/spu_internals.h: Likewise.
14886 * config/spu/spu_intrinsics.h: Likewise.
14887 * config/spu/spu_mfcio.h: Likewise.
14888 * config/spu/vec_types.h: Likewise.
14889 * config/spu/vmx2spu.h: Likewise.
14890 * config/stormy16/stormy16-lib2.c: Likewise.
14891 * config/svr4.h: Likewise.
14892 * config/sync.c: Likewise.
14893 * config/v850/lib1funcs.asm: Likewise.
14894 * config/vxlib-tls.c: Likewise.
14895 * config/vxlib.c: Likewise.
14896 * config/vxworks-dummy.h: Likewise.
14897 * config/xtensa/crti.asm: Likewise.
14898 * config/xtensa/crtn.asm: Likewise.
14899 * config/xtensa/ieee754-df.S: Likewise.
14900 * config/xtensa/ieee754-sf.S: Likewise.
14901 * config/xtensa/lib1funcs.asm: Likewise.
14902 * config/xtensa/lib2funcs.S: Likewise.
14903 * config/xtensa/linux-unwind.h: Likewise.
14904 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14905 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14906 * coretypes.h: Likewise.
14907 * crtstuff.c: Likewise.
14908 * defaults.h: Likewise.
14909 * dwarf2.h: Likewise.
14910 * emutls.c: Likewise.
14911 * gbl-ctors.h: Likewise.
14912 * gcov-io.h: Likewise.
14913 * ginclude/float.h: Likewise.
14914 * ginclude/iso646.h: Likewise.
14915 * ginclude/stdarg.h: Likewise.
14916 * ginclude/stdbool.h: Likewise.
14917 * ginclude/stddef.h: Likewise.
14918 * ginclude/stdfix.h: Likewise.
14919 * ginclude/stdint-gcc.h: Likewise.
14920 * ginclude/tgmath.h: Likewise.
14921 * gthr-aix.h: Likewise.
14922 * gthr-dce.h: Likewise.
14923 * gthr-gnat.c: Likewise.
14924 * gthr-gnat.h: Likewise.
14925 * gthr-lynx.h: Likewise.
14926 * gthr-mipssde.h: Likewise.
14927 * gthr-nks.h: Likewise.
14928 * gthr-posix.c: Likewise.
14929 * gthr-posix.h: Likewise.
14930 * gthr-posix95.h: Likewise.
14931 * gthr-rtems.h: Likewise.
14932 * gthr-single.h: Likewise.
14933 * gthr-solaris.h: Likewise.
14934 * gthr-tpf.h: Likewise.
14935 * gthr-vxworks.h: Likewise.
14936 * gthr-win32.h: Likewise.
14937 * gthr.h: Likewise.
14938 * libgcc2.c: Likewise.
14939 * libgcc2.h: Likewise.
14940 * libgcov.c: Likewise.
14941 * tsystem.h: Likewise.
14942 * typeclass.h: Likewise.
14943 * unwind-c.c: Likewise.
14944 * unwind-compat.h: Likewise.
14945 * unwind-dw2-fde-compat.c: Likewise.
14946 * unwind-dw2-fde-darwin.c: Likewise.
14947 * unwind-dw2-fde-glibc.c: Likewise.
14948 * unwind-dw2-fde.c: Likewise.
14949 * unwind-dw2-fde.h: Likewise.
14950 * unwind-dw2.c: Likewise.
14951 * unwind-dw2.h: Likewise.
14952 * unwind-generic.h: Likewise.
14953 * unwind-pe.h: Likewise.
14954 * unwind-sjlj.c: Likewise.
14955 * unwind.inc: Likewise.
14956 * config/arm/neon-gen.ml: Change generated copyright header to
14957 refer to version 3 of the GNU General Public License with
14958 version 3.1 of the GCC Runtime Library Exception and to point
14959 readers at the COPYING3 and COPYING3.RUNTIME files and the
14960 FSF's license web page.
14961 * config/arm/arm_neon.h: Regenerate.
14963 2009-04-09 Jakub Jelinek <jakub@redhat.com>
14965 * config/cris/cris.md: Change copyright header to refer to version
14966 3 of the GNU General Public License.
14967 * doc/install.texi2html: Change copyright header to refer to version
14968 3 of the GNU General Public License and to point readers at the
14969 COPYING3 file and the FSF's license web page.
14970 * config/vax/linux.h: Likewise.
14972 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14974 * config/i386/i386.md (cmpcc): New.
14975 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
14976 (sync_compare_and_swap_cc*): Delete.
14978 * config/s390/s390.c (s390_compare_emitted): Remove.
14979 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
14980 s390_compare_emitted used to be handled. Assert that modes match.
14981 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
14982 refer to sync_compare_and_swap_ccsi.
14983 * config/s390/s390.h (s390_compare_emitted): Remove.
14984 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
14985 instead of s390_compare_emitted.
14986 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
14987 instead of s390_compare_emitted.
14988 * config/s390/s390.md (cmpcc): New.
14989 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
14990 CC_REGNUM, do not pretend it's set.
14991 (sync_compare_and_swap_cc*): Delete.
14992 * config/s390/predicates.md (cc_reg_operand): New.
14994 * expr.c (sync_compare_and_swap_cc): Delete.
14995 * optabs.h (sync_compare_and_swap_cc): Delete.
14996 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
14997 is being used with can_compare_p.
14998 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
14999 (find_cc_set): New.
15000 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15001 look for a MODE_CC set instead. Use emit_store_flag.
15002 (expand_compare_and_swap_loop): Likewise, with some additional
15003 complication to avoid a force_reg when useless. Use
15004 emit_cmp_and_jump_insns.
15005 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15006 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15007 sync_compare_and_swap documentation.
15009 2009-04-09 Jan Hubicka <jh@suse.cz>
15011 * except.c (find_prev_try): Break out from ....
15012 (duplicate_eh_regions): ... here; properly update prev_try pointers
15013 when duplication part of tree.
15014 (dump_eh_tree): Improve dumping.
15015 (verify_eh_region): New.
15016 (verify_eh_tree): Use it.
15018 2009-04-06 Richard Guenther <rguenther@suse.de>
15020 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15021 &ARRAY addresses by adjusting their types and prepending
15023 * tree-cfg.c (verify_gimple_assign_single): Verify that
15024 addresses are correct.
15026 2009-04-09 Richard Guenther <rguenther@suse.de>
15028 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15029 indices into an array reference if possible.
15030 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15031 Fold POINTER_PLUS_EXPR statements with invariant address.
15033 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15036 * config.gcc (powerpc64-*-linux*): Always build biarch.
15038 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15041 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15042 it and pedwarn if this results in an INTEGER_CST.
15044 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15046 * doc/install.texi: Update minimum GMP version. Remove obsolete
15047 text in MPFR section.
15049 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15051 * dwarf2out.c (class_scope_p): New static inline.
15052 (class_or_namespace_scope_p): Use it.
15053 (gen_variable_die): Use DW_TAG_member tag for static data member
15054 declarations instead of DW_TAG_variable.
15056 PR middle-end/39573
15057 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15060 2009-04-08 Richard Guenther <rguenther@suse.de>
15062 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15063 valueize random data.
15065 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15067 * config.gcc (aix tm_file): Add aix-stdint.h.
15068 (aix tm clause use_gcc_stdint): Set to wrap.
15069 * config/rs6000/aix-stdint.h: New file.
15071 2009-04-08 Richard Guenther <rguenther@suse.de>
15073 PR middle-end/36291
15074 * tree-dfa.c (add_referenced_var): Do not recurse into
15075 global initializers.
15076 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15078 (fold_const_aggregate_ref): Likewise.
15080 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15082 * recog.c (ordered_comparison_operator): New.
15083 * gensupport.c (std_preds): Add it.
15084 * doc/md.texi (Machine-Independent Predicates): Document it.
15086 2009-04-08 Jan Hubicka <jh@suse.cz>
15088 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15089 * function.h (rtl_eh): Remove exception_handler_label_map.
15090 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15091 remove_exception_handler_label, for_each_eh_label_1): Remove.
15092 (rtl_remove_unreachable_regions): Remove.
15093 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15094 (find_exception_handler_labels): Don't build the hashtable.
15095 (maybe_remove_eh_handler): Remove.
15096 (for_each_eh_label): Rewrite to walk the tree.
15097 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15098 * except.h (maybe_remove_eh_handler): Remove.
15099 * passes.c (init_optimization_passes): Schedule second EH cleanup
15101 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15102 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15104 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15106 * genoutput.c (validate_optab_operands): New.
15107 (gen_insn, gen_expand): Call it.
15109 * genflags.c (gen_insn): Detect misused iterators.
15110 (main): Pass line_no to gen_insn, exit with status 1 on error.
15112 * genextract.c (line_no): Make global.
15113 (VEC_safe_set_locstr): Change assertion to error message.
15114 (main): Exit with status 1 on error.
15116 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15120 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15121 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15122 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15123 * c-convert.c (convert): Do not call fold on results of conversion
15124 functions when the result is a C_MAYBE_CONST_EXPR.
15125 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15126 of __builtin_choose_expr.
15127 * c-typeck.c (remove_c_maybe_const_expr): New.
15128 (build_unary_op, build_conditional_expr, build_compound_expr,
15129 build_binary_op, c_objc_common_truthvalue_conversion): Call
15130 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15133 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15135 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15136 CODE to produce a new one. Add a prototype to use fold_convert_const
15138 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15141 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15142 mix declarations and code.
15144 2009-04-08 Ben Elliston <bje@au.ibm.com>
15146 * gcc.c: Replace `CC' with `GCC' throughout.
15148 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15150 * doc/invoke.texi: Document Atom support.
15152 2009-04-07 Jason Merrill <jason@redhat.com>
15155 * c-common.h, c-common.c: Add flag_pretty_templates.
15156 * c-opts.c (c_common_handle_option): Set it.
15157 * c.opt: Add -fno-pretty-templates.
15158 * doc/invoke.texi (C++ Dialect Options): Likewise.
15160 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15162 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15163 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15164 (ia64_expand_builtin): Likewise.
15166 2009-04-07 Martin Jambor <mjambor@suse.cz>
15168 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15169 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15170 ADDR_EXPRS are include too.
15172 2009-04-07 Richard Guenther <rguenther@suse.de>
15174 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15175 decls are only used if passes as parameters or if they are
15176 local statics and the call is not to a builtin.
15177 (call_may_clobber_ref_p_1): Likewise.
15179 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15181 * expr.c (do_store_flag): Remove last argument. Simplify code
15182 to avoid duplication of tests already done by can_compare_p.
15183 (expand_expr_real_1): Adjust caller.
15185 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15187 * optabs.c (can_compare_p): Test the predicate of a
15188 cbranch and cstore pattern.
15190 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15192 * expr.c (convert_move): Use emit_store_flag instead of
15195 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15197 * config/i386/i386.c (ix86_compare_emitted): Remove.
15198 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15199 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15200 * config/i386/i386.h (ix86_compare_emitted): Remove.
15201 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15202 instead of ix86_compare_emitted.
15203 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15205 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15207 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15208 Add t-sysroot-suffix to tmake_file.
15209 * config/print-sysroot-suffix.sh: New file.
15210 * config/t-sysroot-suffix: New file.
15212 2009-04-07 Ben Elliston <bje@au.ibm.com>
15214 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15215 as the latter produces a warning when the target does not support
15218 2009-04-07 Ben Elliston <bje@au.ibm.com>
15220 * dfp.c: Replace type punning assignments with memcpy throughout.
15221 * Makefile.in (dfp.o-warn): Remove.
15223 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15226 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15227 Include soft-fp/t-softfp after rs6000/t-linux64.
15229 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15231 * stor-layout.c (set_sizetype): Use the full precision of their
15232 machine mode for bitsize types.
15234 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15236 * config/i386/i386.md: Revert 2 accidental checkins.
15238 2009-04-06 Joey Ye <joey.ye@intel.com>
15239 Xuepeng Guo <xuepeng.guo@intel.com>
15240 H.J. Lu <hongjiu.lu@intel.com>
15242 Atom pipeline model, tuning and insn selection.
15243 * config.gcc (atom): Add atom config options and target.
15245 * config/i386/atom.md: New.
15247 * config/i386/i386.c (atom_cost): New cost.
15248 (m_ATOM): New macro flag.
15249 (initial_ix86_tune_features): Set m_ATOM.
15250 (x86_accumulate_outgoing_args): Likewise.
15251 (x86_arch_always_fancy_math_387): Likewise.
15252 (processor_target): Add Atom cost.
15253 (cpu_names): Add Atom cpu name.
15254 (override_options): Set Atom ISA.
15255 (ix86_issue_rate): New case PROCESSOR_ATOM.
15256 (ix86_adjust_cost): Likewise.
15258 * config/i386/i386.h (TARGET_ATOM): New target macro.
15259 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15260 (TARGET_OPT_AGU): New target option.
15261 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15262 (processor_type): Add PROCESSOR_ATOM.
15264 * config/i386/i386.md (cpu): Add new value "atom".
15265 (use_carry, movu): New attr.
15266 (atom.md): Include atom.md.
15267 (adddi3_carry_rex64): Set attr "use_carry".
15268 (addqi3_carry): Likewise.
15269 (addhi3_carry): Likewise.
15270 (addsi3_carry): Likewise.
15271 (*addsi3_carry_zext): Likewise.
15272 (subdi3_carry_rex64): Likewise.
15273 (subqi3_carry): Likewise.
15274 (subhi3_carry): Likewise.
15275 (subsi3_carry): Likewise.
15276 (x86_movdicc_0_m1_rex64): Likewise.
15277 (*x86_movdicc_0_m1_se): Likewise.
15278 (x86_movsicc_0_m1): Likewise.
15279 (*x86_movsicc_0_m1_se): Likewise.
15280 (*adddi_1_rex64): Emit add insn as much as possible.
15281 (*addsi_1): Likewise.
15282 (return_internal): Set atom_unit.
15283 (return_internal_long): Likewise.
15284 (return_pop_internal): Likewise.
15285 (*rcpsf2_sse): Set atom_sse_attr attr.
15286 (*qrt<mode>2_sse): Likewise.
15287 (*prefetch_sse): Likewise.
15289 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15291 (ix86_target_macros_internal): Likewise.
15293 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15294 (*prefetch_sse_rex): Likewise.
15295 (sse_rcpv4sf2): Likewise.
15296 (sse_vmrcpv4sf2): Likewise.
15297 (sse_sqrtv4sf2): Likewise.
15298 (<sse>_vmsqrt<mode>2): Likewise.
15299 (sse_ldmxcsr): Likewise.
15300 (sse_stmxcsr): Likewise.
15301 (*sse_sfence): Likewise.
15302 (sse2_clflush): Likewise.
15303 (*sse2_mfence): Likewise.
15304 (*sse2_lfence): Likewise.
15305 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15306 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15307 (avx_movdqu<avxmodesuffix>): Likewise.
15308 (avx_lddqu<avxmodesuffix>): Likewise.
15309 (sse2_movntv2di): Change attr "type" to "ssemov".
15310 (sse2_movntsi): Likewise.
15311 (rsqrtv8sf2): Change attr "type" to "sseadd".
15312 (sse3_addsubv2df3): Set attr "atom_unit".
15313 (sse3_h<plusminus_insn>v4sf3): Likewise.
15314 (*sse2_pmaddwd): Likewise.
15315 (*vec_extractv2di_1_rex64): Likewise.
15316 (*vec_extractv2di_1_avx): Likewise.
15317 (sse2_psadbw): Likewise.
15318 (ssse3_phaddwv8hi3): Likewise.
15319 (ssse3_phaddwv4hi3): Likewise.
15320 (ssse3_phadddv4si3): Likewise.
15321 (ssse3_phadddv2si3): Likewise.
15322 (ssse3_phaddswv8hi3): Likewise.
15323 (ssse3_phaddswv4hi3): Likewise.
15324 (ssse3_phsubwv8hi3): Likewise.
15325 (ssse3_phsubwv4hi3): Likewise.
15326 (ssse3_phsubdv4si3): Likewise.
15327 (ssse3_phsubdv2si3): Likewise.
15328 (ssse3_phsubswv8hi3): Likewise.
15329 (ssse3_phsubswv4hi3): Likewise.
15330 (ssse3_pmaddubsw128): Likewise.
15331 (sse3_pmaddubsw: Likewise.
15332 (ssse3_palignrti): Likewise.
15333 (ssse3_palignrdi): Likewise.
15335 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15337 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15339 2009-04-06 Richard Guenther <rguenther@suse.de>
15341 PR tree-optimization/28868
15342 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15343 of which PHI results we inserted.
15344 (insert_into_preds_of_block): Record inserted PHIs.
15345 (eliminate): Eliminate redundant PHI nodes.
15346 (init_pre): Init inserted_phi_names.
15348 2009-04-06 Richard Guenther <rguenther@suse.de>
15350 PR tree-optimization/39643
15351 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15352 IMAGPART_EXPRs of complex constants.
15353 (execute_fold_all_builtins): If we folded a call queue
15354 TODO_update_address_taken.
15356 2009-04-06 Jan Hubicka <jh@suse.cz>
15358 PR middle-end/39659
15359 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15362 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15364 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15366 (ic_invalidate_array): Likewise.
15368 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15370 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15371 alignment for library calls.
15373 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15375 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15376 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15377 * config/i386/mingw-stdint.h: New file.
15379 2009-04-05 Richard Guenther <rguenther@suse.de>
15381 PR tree-optimization/39648
15382 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15383 our &A vs. &A[0] IL deficiencies.
15385 2009-04-04 Jan Hubicka <jh@suse.cz>
15387 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15388 removed toplevel regions.
15389 (sjlj_mark_call_sites): Likewise.
15391 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15393 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15394 (cygwin tm clause use_gcc_stdint): Set to wrap.
15395 * config/i386/cygwin-stdint.h: New file.
15397 2009-04-04 Richard Guenther <rguenther@suse.de>
15399 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15400 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15401 single-argument PHIs if we are in loop-closed SSA form.
15402 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15403 for the pre-condition.
15404 (slpeel_tree_peel_loop_to_edge): Likewise.
15405 (vect_build_loop_niters): Take an optional sequence to append stmts.
15406 (vect_generate_tmps_on_preheader): Likewise.
15407 (vect_do_peeling_for_loop_bound): Take extra guards for the
15409 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15410 the cost model check.
15411 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15412 guards if we are going to peel. Do not apply versioning in that case.
15413 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15414 (vect_do_peeling_for_loop_bound): Likewise.
15415 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15416 loop bound only record extra pre-conditions, do not apply loop
15419 2009-04-04 Richard Guenther <rguenther@suse.de>
15421 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15424 2009-04-04 Jan Hubicka <jh@suse.cz>
15426 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15427 last_basic_block for size of bb->index indexed array.
15428 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15429 compute_out, link_btr_uses, build_btr_def_use_webs,
15430 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15432 2009-04-04 Jan Hubicka <jh@suse.cz>
15434 * except.c (remove_eh_handler_and_replace): Break out from ...
15435 (remove_eh_handler): ... here.
15436 (bring_to_root): New function.
15437 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15438 handled ones, bring others to root of tree.
15440 2009-04-04 Jan Hubicka <jh@suse.cz>
15442 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15443 (all_phis_safe_to_merge): New function.
15444 (update_info): New structure.
15445 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15446 (cleanup_empty_eh): Update SSA if possible.
15448 2009-04-04 Richard Guenther <rguenther@suse.de>
15450 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15451 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15452 (append_vuse): Likewise.
15454 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15456 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15457 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15458 instead of REG_UNSAVED for DW_CFA_undefined.
15459 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15460 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15463 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15466 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15467 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15468 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15470 2009-04-04 Richard Guenther <rguenther@suse.de>
15472 PR tree-optimization/8781
15473 PR tree-optimization/37892
15474 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15475 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15476 (valueize_refs): Call it for *& valueizations.
15477 (shared_reference_ops_from_ref): Rename to ...
15478 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15479 (shared_reference_ops_from_call): Rename to ...
15480 (valueize_shared_reference_ops_from_call): ... this and valueize.
15481 (vn_reference_lookup): Update.
15482 (visit_reference_op_call): Likewise.
15483 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15484 (eliminate): Value-replace the call address in call statements.
15486 2009-04-04 Richard Guenther <rguenther@suse.de>
15488 PR tree-optimization/39636
15489 * tree-ssa-forwprop.c
15490 (forward_propagate_addr_into_variable_array_index): Check for
15491 GIMPLE_ASSIGN before accessing the rhs code.
15493 2009-04-03 Jason Merrill <jason@redhat.com>
15495 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15497 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15499 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15500 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15501 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15502 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15503 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15504 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15505 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15506 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15507 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15508 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15509 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15510 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15511 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15512 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15513 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15514 Use fr_reg_or_fp01_operand instead of fr_register_operand
15516 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15517 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15518 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15520 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15522 PR rtl-optimization/39607
15523 PR rtl-optimization/39631
15527 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15528 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15529 instead of DF_LR_OUT.
15530 * ira-lives.c (process_bb_node_lives): Ditto.
15531 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15532 instead of DF_LR_{OUT,IN}.
15533 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15534 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15536 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15538 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15539 (execute_lower_omp): Always run but take the short way out if -fopenmp
15541 (gate_lower_omp): Remove, forcing the pass manager to always run the
15542 pass and always set PROP_gimple_lomp.
15543 (pass_lower_omp): Remove gate function.
15544 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15545 PROP_trees. Instead, require it.
15546 * ipa-cp.c (pass_ipa_cp): Likewise.
15547 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15548 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15549 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15550 and PROP_gimple_leh.
15552 2009-04-03 Richard Guenther <rguenther@suse.de>
15554 PR middle-end/13146
15555 PR tree-optimization/23940
15556 PR tree-optimization/33237
15557 PR middle-end/33974
15558 PR middle-end/34093
15559 PR tree-optimization/36201
15560 PR tree-optimization/36230
15561 PR tree-optimization/38049
15562 PR tree-optimization/38207
15563 PR tree-optimization/38230
15564 PR tree-optimization/38301
15565 PR tree-optimization/38585
15566 PR middle-end/38895
15567 PR tree-optimization/38985
15568 PR tree-optimization/39299
15569 * tree-ssa-structalias.h: Remove.
15570 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15571 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15572 (struct vuse_element_d): Remove.
15573 (struct vuse_vec_d): Likewise.
15574 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15575 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15576 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15577 VUSE_ELEMENT_VAR): Likewise.
15578 (struct voptype_d): Likewise.
15579 (NUM_VOP_FREE_BUCKETS): Likewise.
15580 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15581 (struct stmt_operands_d): Remove.
15582 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15583 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15584 VDEF_NUM, VDEF_VECT): Likewise.
15585 (copy_virtual_operands): Remove.
15586 (operand_build_cmp): Likewise.
15587 (create_ssa_artificial_load_stmt): Likewise.
15588 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15589 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15590 vuse_index and mayuse_index members. Pack and move done and iter_type
15591 members to the front.
15592 (SSA_OP_VMAYUSE): Remove.
15593 (SSA_OP_VIRTUAL_USES): Adjust.
15594 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15595 (unlink_stmt_vdef): Declare.
15596 (add_to_addressable_set): Remove.
15597 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15598 (vrp_visit_stmt): Likewise.
15599 * doc/tree-ssa.texi (Alias analysis): Update.
15600 * doc/invoke.texi (max-aliased-vops): Remove docs.
15601 (avg-aliased-vops): Likewise.
15602 * tree-into-ssa.c (syms_to_rename): Remove.
15603 (need_to_update_vops_p): Likewise.
15604 (need_to_initialize_update_ssa_p): Rename to ...
15605 (update_ssa_initialized_fn): ... this. Track function we are
15607 (symbol_marked_for_renaming): Simplify.
15608 (add_new_name_mapping): Do not set need_to_update_vops_p.
15609 (dump_currdefs): Use SYMS_TO_RENAME.
15610 (rewrite_update_stmt): Always walk all uses/defs.
15611 (dump_update_ssa): Adjust.
15612 (init_update_ssa): Take function argument. Track what we are
15614 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15615 (create_new_def_for): Initialize for cfun, assert we are initialized
15617 (mark_sym_for_renaming): Simplify.
15618 (mark_set_for_renaming): Do not initialize update-ssa.
15619 (need_ssa_update_p): Simplify. Take function argument.
15620 (name_mappings_registered_p): Assert we ask for the correct function.
15621 (name_registered_for_update_p): Likewise.
15622 (ssa_names_to_replace): Likewise.
15623 (release_ssa_name_after_update_ssa): Likewise.
15624 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15625 (dump_decl_set): Do not print a newline.
15626 (debug_decl_set): Do it here.
15627 (dump_update_ssa): And here.
15628 * tree-ssa-loop-im.c (move_computations): Adjust.
15629 (movement_possibility): Likewise.
15630 (determine_max_movement): Likewise.
15631 (gather_mem_refs_stmt): Likewise.
15632 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15633 or NAME_MEMORY_TAG.
15634 * tree-complex.c (update_all_vops): Remove.
15635 (expand_complex_move): Adjust.
15636 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15637 Simplify test for memory referencing statement. Exclude
15638 non-invariant ADDR_EXPRs.
15639 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15640 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15641 (rdg_flag_uses): Likewise.
15642 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15644 (tree_optimize_tail_calls_1): Also split the
15645 edge from the entry block if we have degenerate PHI nodes in
15646 the first basic block.
15647 * tree.c (init_ttree): Remove memory-tag related code.
15648 (tree_code_size): Likewise.
15649 (tree_node_structure): Likewise.
15650 (build7_stat): Re-write to be build6_stat.
15651 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15652 (SSA_VAR_P): Adjust.
15653 (struct tree_memory_tag): Remove.
15654 (struct tree_memory_partition_tag): Likewise.
15655 (union tree_node): Adjust.
15656 (build7): Re-write to be build6.
15657 * tree-pass.h (pass_reset_cc_flags): Remove.
15658 (TODO_update_address_taken): New flag.
15659 (pass_simple_dse): Remove.
15660 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15661 * params.h (MAX_ALIASED_VOPS): Remove.
15662 (AVG_ALIASED_VOPS): Likewise.
15663 * omp-low.c (expand_omp_taskreg): Update SSA form.
15664 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15665 aliases the lhs in a copy stmt.
15666 * tree-ssa-dse.c (struct address_walk_data): Remove.
15667 (memory_ssa_name_same): Likewise.
15668 (memory_address_same): Likewise.
15669 (get_kill_of_stmt_lhs): Likewise.
15670 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15671 unused stores. Look through PHI nodes into post-dominated regions.
15672 (dse_optimize_stmt): Simplify. Properly remove stores.
15673 (tree_ssa_dse): Compute dominators.
15674 (execute_simple_dse): Remove.
15675 (pass_simple_dse): Likewise.
15676 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15677 gimple_loaded_syms and gimple_stored_syms computation.
15678 * toplev.c (dump_memory_report): Dump alias and pta stats.
15679 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15680 (vn_reference_eq): Likewise.
15681 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15682 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15683 valueize_vuses): Remove.
15684 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15685 (get_def_ref_stmt_vuse): ... this.
15686 (vn_reference_lookup_2): New function.
15687 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15688 walking equivalent vuses. Simplify.
15689 (vn_reference_lookup): Likewise.
15690 (vn_reference_insert): Likewise.
15691 (vn_reference_insert_pieces): Likewise.
15692 (visit_reference_op_call): Simplify.
15693 (visit_reference_op_load): Likewise.
15694 (visit_reference_op_store): Likewise.
15695 (init_scc_vn): Remove shared_lookup_vuses initialization.
15696 (free_scc_vn): Remove shared_lookup_vuses freeing.
15697 (sort_vuses, sort_vuses_heap): Remove.
15698 (get_ref_from_reference_ops): Export.
15699 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15700 vector with single vuse pointer.
15701 (vn_reference_lookup_pieces, vn_reference_lookup,
15702 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15703 (shared_vuses_from_stmt): Remove.
15704 (get_ref_from_reference_ops): Declare.
15705 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15706 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15707 memory-tag related code.
15708 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15709 (likely_value): Add comment, skip static-chain of call statements.
15710 (surely_varying_stmt_p): Adjust.
15711 (gimplify_and_update_call_from_tree): Likewise.
15712 (execute_fold_all_builtins): Do not rebuild alias info.
15713 (gimplify_and_update_call_from_tree): Properly update VOPs.
15714 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15715 (copy_ref_info): Remove memory-tag related code.
15716 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15717 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15718 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15720 * tree-ssa-dom.c (gimple_p): Remove typedef.
15721 (eliminate_redundant_computations): Adjust.
15722 (record_equivalences_from_stmt): Likewise.
15723 (avail_expr_hash): Likewise.
15724 (avail_expr_eq): Likewise.
15725 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15726 (stmt_makes_single_load): Likewise.
15727 (stmt_makes_single_store): Likewise.
15728 * tree-ssa-alias.c: Rewrite completely.
15729 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15730 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15731 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15732 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15733 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15734 Remove public functions.
15735 (pass_reset_cc_flags): Remove.
15736 (pass_build_alias): Move ...
15737 * tree-ssa-structalias.c (pass_build_alias): ... here.
15738 * tree-ssa-alias.c (may_be_aliased): Move ...
15739 * tree-flow-inline.h (may_be_aliased): ... here.
15740 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15741 count_uses_and_derefs): Move ...
15742 * gimple.c: ... here.
15743 * gimple.h (count_uses_and_derefs): Declare.
15744 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15745 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15746 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15747 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15748 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15749 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15750 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15752 * tree-dfa.c (refs_may_alias_p): Move ...
15753 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15754 * tree-ssa-alias.h: New file.
15755 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15756 (statement_sink_location): Likewise.
15757 * opts.c (decode_options): Do not adjust max-aliased-vops or
15758 avg-aliased-vops values.
15759 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15760 (TV_CALL_CLOBBER): Likewise.
15761 (TV_FLOW_SENSITIVE): Likewise.
15762 (TV_FLOW_INSENSITIVE): Likewise.
15763 (TV_MEMORY_PARTITIONING): Likewise.
15764 (TV_ALIAS_STMT_WALK): New timevar.
15765 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15766 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15767 (get_address_description): Remove memory-tag related code.
15768 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15769 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15770 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15771 and immediate uses in statements. Document.
15772 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15773 (dump_symbols): Remove.
15774 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15775 * alias.c (get_deref_alias_set): New function split out from ...
15776 (get_alias_set): ... here.
15777 * alias.h (get_deref_alias_set): Declare.
15778 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15779 type parameter. Remove restrict pointer handling. Create a
15780 ref-all pointer in case type-based alias sets do not conflict.
15781 (vect_analyze_data_refs): Remove SMT related code.
15782 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15783 (vectorizable_load): Likewise.
15784 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15785 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15786 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15787 Ignore vops and SMTs.
15788 (dr_analyze_alias): Likewise..
15789 (free_data_ref): Likewise.
15790 (create_data_ref): Likewise.
15791 (analyze_all_data_dependences): Likewise.
15792 (get_references_in_stmt): Adjust.
15793 * tree-flow-inline.h (gimple_aliases_computed_p,
15794 gimple_addressable_vars, gimple_call_clobbered_vars,
15795 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15796 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15797 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15798 gimple_mem_ref_stats): Remove.
15799 (gimple_vop): New function.
15800 (op_iter_next_use): Remove vuses and mayuses cases.
15801 (op_iter_next_def): Remove vdefs case.
15802 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15803 (clear_and_done_ssa_iter): Do not set removed fields.
15804 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15805 Assert we are not iterating over vuses or vdefs if not also
15806 iterating over uses or defs.
15807 (op_iter_init_use): Likewise.
15808 (op_iter_init_def): Likewise.
15809 (op_iter_next_vdef): Remove.
15810 (op_iter_next_mustdef): Likewise.
15811 (op_iter_init_vdef): Likewise.
15812 (compare_ssa_operands_equal): Likewise.
15813 (link_use_stmts_after): Handle vuse operand.
15814 (is_call_used): Use is_call_clobbered.
15815 (is_call_clobbered): Global variables are always call clobbered,
15816 query the call-clobbers bitmap.
15817 (mark_call_clobbered): Ignore global variables.
15818 (clear_call_clobbered): Likewise.
15819 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15820 virtual operands sanity check.
15821 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15823 (TARGET_MEM_REF): Remove TMR_TAG operand.
15824 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15825 Remove call-clobber related code.
15826 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15827 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15828 partitions or escape reason.
15829 (get_single_def_stmt, get_single_def_stmt_from_phi,
15830 get_single_def_stmt_with_phi): Remove.
15831 (dump_referenced_vars): Tidy.
15832 (get_ref_base_and_extent): Allow bare decls.
15833 (collect_dfa_stats): Adjust.
15834 * graphite.c (rename_variables_in_stmt): Adjust.
15835 (graphite_copy_stmts_from_block): Likewise.
15836 (translate_clast): Likewise.
15837 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15839 (translate_vuse_through_block): Use the oracle.
15840 (phi_translate_1): Adjust.
15841 (value_dies_in_block_x): Use the oracle. Cache the outcome
15843 (valid_in_sets): Check if the VUSE for
15844 a REFERENCE is available.
15845 (eliminate): Do not remove stmts during elimination,
15846 instead queue and remove them afterwards.
15847 (do_pre): Do not rebuild alias info.
15848 (pass_pre): Run TODO_rebuild_alias before PRE.
15849 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15850 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15851 (mark_all_v_defs_stmt): Remove.
15852 (mark_all_v_defs_seq): Adjust.
15853 (sra_replace): Likewise.
15854 (scalarize_use): Likewise.
15855 (scalarize_copy): Likewise.
15856 (scalarize_init): Likewise.
15857 (scalarize_ldst): Likewise.
15858 (todoflags): Remove.
15859 (tree_sra): Do not rebuild alias info.
15860 (tree_sra_early): Adjust.
15861 (pass_sra): Run TODO_update_address_taken before SRA.
15862 * tree-predcom.c (set_alias_info): Remove.
15863 (prepare_initializers_chain): Do not call it.
15864 (mark_virtual_ops_for_renaming): Adjust.
15865 (mark_virtual_ops_for_renaming_list): Remove.
15866 (initialize_root_vars): Adjust.
15867 (initialize_root_vars_lm): Likewise.
15868 (prepare_initializers_chain): Likewise.
15869 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15870 (may_propagate_copy_into_stmt): Likewise.
15871 (merge_alias_info): Do nothing for now.
15872 (propagate_tree_value_into_stmt): Adjust.
15873 (stmt_may_generate_copy): Likewise.
15874 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15875 not mark symbols for renaming.
15876 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15877 with the same statement, make sure to update the new pointed-to one.
15878 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15879 call statements, do not mark symbols for renaming.
15880 (mark_operand_necessary): Dump something.
15881 (ref_may_be_aliased): New function.
15882 (mark_aliased_reaching_defs_necessary_1): New helper function.
15883 (mark_aliased_reaching_defs_necessary): Likewise.
15884 (mark_all_reaching_defs_necessary_1): Likewise.
15885 (mark_all_reaching_defs_necessary): Likewise.
15886 (propagate_necessity): Do not process virtual PHIs. For
15887 non-aliased loads mark all reaching definitions as necessary.
15888 For aliased loads and stores mark the immediate dominating
15889 aliased clobbers as necessary.
15890 (visited): New global static.
15891 (perform_tree_ssa_dce): Free visited bitmap after propagating
15893 (remove_dead_phis): Perform simple dead virtual PHI removal.
15894 (remove_dead_stmt): Properly unlink virtual operands when
15896 (eliminate_unnecessary_stmts): Schedule PHI removal after
15898 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15899 (process_replaceable): Likewise.
15900 (find_replaceable_in_bb): Likewise.
15901 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15902 based on the single gimple vop.
15903 (verify_flow_insensitive_alias_info): Remove.
15904 (verify_flow_sensitive_alias_info): Likewise.
15905 (verify_call_clobbering): Likewise.
15906 (verify_memory_partitions): Likewise.
15907 (verify_alias_info): Likewise.
15908 (verify_ssa): Adjust..
15909 (execute_update_addresses_taken): Export. Update SSA
15910 manually. Optimize only when optimizing. Use a local bitmap.
15911 (pass_update_address_taken): Remove TODO_update_ssa, add
15913 (pass_update_address_taken): Just use TODO_update_address_taken.
15914 (init_tree_ssa): Do not initialize addressable_vars.
15915 (verify_ssa): Verify new VUSE / VDEF properties.
15916 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15917 Do not call verify_alias_info.
15918 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15919 Do not free the loaded and stored syms bitmaps. Reset the escaped
15920 and callused solutions. Do not free addressable_vars.
15921 Remove memory-tag related code.
15922 (warn_uninitialized_var): Aliases are always available.
15923 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15924 * lambda-code.c (can_put_in_inner_loop): Adjust.
15925 (can_put_after_inner_loop): Likewise.
15926 (perfect_nestify): Likewise.
15927 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15928 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15929 (vectorizable_conversion): Do not mark symbols for renaming.
15930 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15931 (expand_call_inline): Unlink the calls virtual operands before
15933 (tree_function_versioning): Do not call update_ssa if we are not
15934 updating clones. Simplify.
15935 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15936 (propagate_with_phi): Likewise..
15937 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15938 clobber code. Assert we are not aliased or global.
15939 * tree-flow.h: Include tree-ssa-alias.h
15940 (enum escape_type): Remove.
15941 (struct mem_sym_stats_d): Likewise.
15942 (struct mem_ref_stats_d): Likewise.
15943 (struct gimple_df): Add vop member. Remove global_var,
15944 call_clobbered_vars, call_used_vars, addressable_vars,
15945 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
15946 escaped and callused members.
15947 (struct ptr_info_def): Remove all members, add points-to solution
15949 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
15950 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
15951 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
15952 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
15953 (tree-ssa-alias.o): Likewise.
15954 (toplev.o): Add tree-ssa-alias.h
15955 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
15956 * gimple.c (gimple_set_bb): Fix off-by-one error.
15957 (is_gimple_reg): Do not handle memory tags.
15958 (gimple_copy): Also copy virtual operands.
15959 Delay updating the statement. Do not reset loaded and stored syms.
15960 (gimple_set_stored_syms): Remove.
15961 (gimple_set_loaded_syms): Likewise.
15962 (gimple_call_copy_skip_args): Copy the virtual operands
15963 and mark the new statement modified.
15964 * tree-ssa-structalias.c (may_alias_p): Remove.
15965 (set_uids_in_ptset): Take the alias set to prune with as
15966 parameter. Fold in the alias test of may_alias_p.
15967 (compute_points_to_sets): Compute whether a ptr is dereferenced
15968 in a local sbitmap.
15969 (process_constraint): Deal with &ANYTHING on the lhs, reject all
15970 other ADDRESSOF constraints on the lhs.
15971 (get_constraint_for_component_ref): Assert that we don't get
15972 ADDRESSOF constraints from the base of the reference.
15973 Properly generate UNKNOWN_OFFSET for DEREF if needed.
15974 (struct variable_info): Remove collapsed_to member.
15975 (get_varinfo_fc): Remove.
15976 (new_var_info): Do not set collapsed_to.
15977 (dump_constraint): Do not follow cycles.
15978 (dump_constraint_graph): Likewise.
15979 (build_pred_graph): Likewise.
15980 (build_succ_graph): Likewise.
15981 (rewrite_constraints): Likewise.
15982 (do_simple_structure_copy): Remove.
15983 (do_rhs_deref_structure_copy): Remove.
15984 (do_lhs_deref_structure_copy): Remove.
15985 (collapse_rest_of_var): Remove.
15986 (do_structure_copy): Re-implement.
15987 (pta_stats): New global variable.
15988 (dump_pta_stats): New function.
15989 (struct constraint_expr): Make offset signed.
15990 (UNKNOWN_OFFSET): Define special value.
15991 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
15992 (solution_set_expand): New helper function split out from ...
15993 (do_sd_constraint): ... here.
15994 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
15995 (do_ds_constraint): Likewise.
15996 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
15997 and CALLUSED = *CALLUSED.
15998 (set_union_with_increment): Make inc argument signed.
15999 (type_safe): Remove.
16000 (get_constraint_for_ptr_offset): Handle unknown and negative
16002 (first_vi_for_offset): Handle offsets before start. Bail
16003 out early for offsets beyond the variable extent.
16004 (first_or_preceding_vi_for_offset): New function.
16005 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16006 Together with ESCAPED = *ESCAPED this properly computes reachability.
16007 (find_what_var_points_to): New function.
16008 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16009 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16010 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16011 pt_solutions_intersect): New functions.
16012 (compute_call_used_vars): Remove.
16013 (compute_may_aliases): New main entry into PTA computation.
16014 * gimple.h (gimple_p): New typedef.
16015 (struct gimple_statement_base): Remove references_memory_p.
16016 (struct gimple_statement_with_memory_ops_base): Remove
16017 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16019 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16020 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16021 gimple_set_references_memory): Remove.
16022 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16023 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16025 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16026 (verify_expr): Allow RESULT_DECL.
16027 (gimple_duplicate_bb): Do not copy virtual operands.
16028 (gimple_duplicate_sese_region): Adjust.
16029 (gimple_duplicate_sese_tail): Likewise.
16030 (mark_virtual_ops_in_region): Remove.
16031 (move_sese_region_to_fn): Do not call it.
16032 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16033 and pass_simple_dse.
16034 (execute_function_todo): Handle TODO_update_address_taken,
16035 call execute_update_addresses_taken for TODO_rebuild_alias.
16036 (execute_todo): Adjust.
16037 (execute_one_pass): Init dump files early.
16038 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16040 (create_general_new_stmt): Clear vops.
16041 * tree-ssa-reassoc.c (get_rank): Adjust.
16042 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16043 symbols for renaming.
16044 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16045 (PARAM_AVG_ALIASED_VOPS): Likewise.
16046 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16047 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16048 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16049 (operand_build_cmp, copy_virtual_operands,
16050 create_ssa_artificial_load_stmt, add_to_addressable_set,
16051 gimple_add_to_addresses_taken): Remove public functions.
16052 (unlink_stmt_vdef): New function.
16054 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16056 * config.gcc (powerpc-*-linux*): Merge variants.
16058 2009-04-02 Chao-ying Fu <fu@mips.com>
16059 James Grosbach <james.grosbach@microchip.com>
16061 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16062 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16064 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16065 keep_interrupts_masked_p, use_debug_exception_return_p.
16066 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16067 keep_interrupts_masked, use_debug_exception_return.
16068 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16069 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16071 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16072 (mips_print_operand): Process COP0 registers to print $0 .. $31
16073 correctly for GAS to process.
16074 (mips_interrupt_extra_call_saved_reg_p): New function.
16075 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16077 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16078 (mips_compute_frame_info): Add supports for interrupt context that
16079 includes doubleword accumulators and COP0 registers.
16080 (mips_for_each_saved_acc): New function.
16081 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16082 mips_for_each_saved_reg.
16083 (mips_save_reg): Save accumulators.
16084 (mips_kernel_reg_p): A new for_each_rtx callback.
16085 (mips_expand_prologue): Support interrupt handlers.
16086 (mips_restore_reg): Restore accumulators.
16087 (mips_expand_epilogue): Support interrupt handlers.
16088 (mips_can_use_return_insn): Return false for interrupt handlers.
16089 (mips_epilogue_uses): New function.
16090 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16091 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16092 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16093 cop0_move): New instructions.
16094 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16095 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16097 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16099 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16100 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16101 interrupt handlers, we use K0 as the temporary register.
16102 (EPILOGUE_USES): Change to a function call.
16103 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16104 handlers, we use K0 as the temporary register.
16106 * doc/extend.texi (Function Attributes): Document interrupt,
16107 use_shadow_register_set, keep_interrupts_masked,
16108 use_debug_exception_return for MIPS attributes.
16110 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16112 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16113 Remove a number of t-files from tmake_file.
16114 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16115 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16116 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16117 target_prototype, not TARGET_PROTOTYPE.
16118 (LINK_OS_GNU_SPEC): Define.
16119 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16120 and darwin-ldoubdle.c.
16122 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16125 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16126 (cpp_options): Ditto.
16127 (default_compilers): Ditto.
16128 (display_help): Ditto.
16129 (process_command): Ditto.
16130 (do_spec_1): Ditto.
16131 (set_input): Use lbasename instead of duplicate code.
16132 (save_temps_prefix): New static for -save-temps=obj.
16133 (save_temps_length): Ditto.
16135 * doc/invoke.texi (-save-temps=obj): Document new variant to
16136 -save-temps switch.
16138 2009-04-02 Jeff Law <law@redhat.com>
16140 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16143 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16145 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16146 * configure: Regenerated.
16148 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16150 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16151 share the argument list.
16153 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16157 2009-02-12 Diego Novillo <dnovillo@google.com>
16159 * varpool.c (debug_varpool): New.
16160 * cgraph.h (debug_varpool): Declare.
16162 2009-04-02 Jan Hubicka <jh@suse.cz>
16164 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16167 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16169 * config/i386/i386.c (ix86_abi): Move initialization to ...
16170 (override_options): Here.
16172 2009-04-02 Christian Bruel <christian.bruel@st.com>
16174 * config/sh/sh.c (sh_dwarf_register_span): New function.
16175 (TARGET_DWARF_REGISTER_SPAN): Define.
16176 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16178 2009-04-02 Ira Rosen <irar@il.ibm.com>
16180 PR tree-optimization/39595
16181 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16182 interleaved loads group is not greater than the SLP group size.
16184 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16186 * builtins.c (is_builtin_name): New.
16187 (called_as_built_in): Use is_builtin_name.
16188 * tree.h (is_builtin_name): New.
16189 * varasm.c (incorporeal_function_p): Use is_builtin_name
16191 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16193 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16195 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16198 * c-decl.c (clone_underlying_type): Move this ...
16199 * c-common.c (set_underlying_type): ... here.
16200 Also, make sure the function properly sets TYPE_STUB_DECL() on
16201 the newly created typedef variant type.
16202 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16203 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16206 2009-04-02 Richard Guenther <rguenther@suse.de>
16208 PR tree-optimization/37221
16209 * tree-flow.h (degenerate_phi_result): Declare.
16210 * tree-ssa-dom.c (degenerate_phi_result): Export.
16211 * tree-scalar-evolution.c (analyze_initial_condition): If
16212 the initial condition is defined by a degenerate PHI node
16213 use the degenerate value.
16215 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16217 PR rtl-optimization/39588
16218 * combine.c (merge_outer_ops): Do not set the constant when this
16220 (simplify_shift_const_1): Do not modify it either in this case.
16222 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16224 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16225 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16227 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16230 * c-lex.c (interpret_float): Default (no suffix) is double.
16232 2009-04-1 Xinliang David Li <davidxl@google.com>
16234 * config/i386/i386.c (legitimate_constant_p): Recognize
16235 all one vector constant.
16237 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16239 * config/vax/vax.c: Add #includes to silence warnings.
16240 Change #include order to silence two warnings.
16242 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16244 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16245 (ASM_SPEC): Pass -k to the assembler for PIC code.
16247 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16249 * config.gcc: Add vax-*-linux* to the switch.
16250 * config/vax/linux.h: New file. (TARGET_VERSION,
16251 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16253 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16255 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16256 Use predicate macros instead of GET_CODE() == foo.
16257 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16258 ashlsi3, rotrsi3, <unnamed>): Likewise.
16260 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16262 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16263 jbbccihi, jbbccisi): Remova trailing whitespace.
16264 * config/vax/constraints.md: Likewise.
16265 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16266 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16267 * config/vax/predicates.md: Likewise.
16268 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16269 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16270 * config/vax/vax.h: Likewise.
16271 * config/vax/vax.md (nonlocal_goto): Likewise.
16273 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16275 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16276 (indirectable_address_p, adjacent_operands_p): Add spaces around
16278 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16280 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16282 * config/vax/vax.c (legitimate_constant_address_p,
16283 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16284 index_term_p, reg_plus_index_p, legitimate_address_p,
16285 vax_mode_dependent_address_p): Update comments to match functions
16286 modified by the recent int->bool conversion.
16288 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16290 * config/vax/builtins.md: Update copyright message.
16291 * config/vax/constraints.md: Likewise.
16292 * config/vax/netbsd-elf.h: Likewise.
16293 * config/vax/predicates.md: Likewise.
16294 * config/vax/vax-protos.h: Likewise.
16295 * config/vax/vax.c: Likewise.
16296 * config/vax/vax.h: Likewise.
16297 * config/vax/vax.md: Likewise.
16298 * config/vax/vax.opt: Likewise.
16300 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16302 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16303 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16304 * config/vax/constraints.md (B, R): Likewise.
16305 * config/vax/predicates.md (external_memory_operand,
16306 nonimmediate_addsub_di_operand): Likewise.
16307 * config/vax/vax.c (vax_output_int_add): Likewise.
16308 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16309 untyped_call): Likewise.
16311 2009-04-01 Matt Thomas <matt@3am-software.com>
16313 * config/vax/predicates.md: New file.
16314 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16315 external_const_operand, nonsymbolic_operand, external_memory_operand,
16316 indirect_memory_operand, indexed_memory_operand,
16317 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16318 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16320 * config/vax/constraints.md: New file.
16321 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16323 * config/vax/builtins.md: New file.
16324 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16325 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16327 * config/vax/vax.opt (mqmath): Add option.
16328 * config/vax/vax.md (isfx): Extend with DI.
16329 (VAXintQH, VAXintQHSD): Define.
16330 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16331 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16332 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16333 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16334 (movdi): Update constraints and use vax_output_int_move().
16335 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16336 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16337 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16338 nonlocal_goto): New.
16339 (mov<mode>): Extend accepted operand types.
16340 (subdi3_old): Rename from subdi3, change update constraints and use
16341 a new implementation.
16342 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16343 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16344 MOVE_RATIO, CLEAR_RATIO): Define.
16345 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16346 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16347 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16348 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16349 (split_quadword_operands): Make static and really allow variable
16351 (print_operand_address): Update for PIC generation.
16352 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16353 indexable_address_p, fixup_mathdi_operand,
16354 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16355 (vax_float_literal, legitimate_constant_p,
16356 indirectable_constant_address_p, index_term_p,
16357 reg_plus_index_p): Return bool instead of int.
16358 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16360 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16362 (vax_output_conditional_branch): Indent.
16363 (legitimate_constant_address_p, indirectable_constant_address_p,
16364 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16365 vax_mode_dependent_address_p): Return bool instead of int, update for
16367 * config/vax/vax-protos.h (legitimate_constant_address_p,
16368 legitimate_constant_p, legitimate_address_p,
16369 vax_mode_dependent_address_p): Change declaration to bool.
16370 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16371 vax_expand_addsub_di_operands, vax_output_int_subtract,
16372 vax_output_movmemsi): Declare.
16373 (split_quadword_operands, vax_float_literal): Delete declaration.
16374 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16375 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16376 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16377 ASM_OUTPUT_DWARF_PCREL): Define.
16378 (ASM_SPEC): Change definition to allow PIC generation.
16380 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16382 * doc/sourcebuild.texi: Update front-end requirements.
16384 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16387 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16388 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16389 (booldi3_internal3): Use boolean_or_operator instead of
16392 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16395 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16396 declarator whose size is not an integer constant expression but
16397 folds to an integer constant, then treat it as a constant
16400 2009-04-01 Richard Guenther <rguenther@suse.de>
16402 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16403 i * 4 + 2 to (i * 2 + 1) * 2.
16405 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16408 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16409 return if c_parser_asm_string_literal returned NULL.
16411 2009-04-01 Nick Clifton <nickc@redhat.com>
16413 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16415 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16416 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16417 other typedefs to avoid conflicts with libgcc2.c. Define labels
16418 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16420 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16421 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16424 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16426 * varasm.c (default_function_rodata_section): Declare DOT as
16429 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16430 Andrey Galkin <agalkin@hypercom.com>
16433 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16434 Make object_name unique for each process.
16436 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16439 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16440 addressable variables in the parallel that could go out of scope while
16441 running queued tasks.
16443 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16445 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16446 (CASE_VALUES_THRESHOLD): Redefine.
16447 * config/avr/avr.c (avr_override_options): Remove initialization of
16448 avr_case_values_threshold variable.
16449 (avr_case_values_threshold): Remove variable. Add new function.
16450 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16451 * config/avr/avr.opt (mno-tablejump): Remove option.
16452 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16454 2009-04-01 DJ Delorie <dj@redhat.com>
16456 * varasm.c (default_function_rodata_section): Don't assume
16457 anything about where the first '.' in the section name is.
16459 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16461 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16462 rs6000_emit_stack_tie.
16464 2009-03-31 Ian Lance Taylor <iant@google.com>
16466 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16467 gimple_code with GIMPLE_RESX, not RESX.
16469 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16471 * c-common.c (c_get_ident): New.
16472 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16474 2009-04-01 Ben Elliston <bje@au.ibm.com>
16476 * config/rs6000/sysv4.opt (msdata): Improve option description.
16478 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16480 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16481 (divdf3_internal_lat): Remove.
16482 (divxf3_internal_lat): Remove.
16483 (divxf3_internal_thr): Remove.
16484 (divxf): Use divxf3_internal.
16485 * config/ia64/div.md (divsf3_internal_lat): New.
16486 (divdf3_internal_lat): New.
16487 (divxf3_internal): New.
16489 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16492 * Makefile.in (USE_GCC_STDINT): Define.
16493 (stmp-int-hdrs): Install stdint.h if applicable.
16494 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16496 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16497 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16498 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16499 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16500 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16501 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16502 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16503 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16504 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16505 (c_common_nodes_and_builtins): Initialize
16506 underlying_wchar_type_node. Do not initialize
16507 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16508 nodes for new types.
16509 (c_stddef_cpp_builtins): Define macros for new types.
16510 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16512 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16513 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16514 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16515 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16516 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16517 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16518 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16519 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16520 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16521 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16522 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16523 int16_type_node, int32_type_node, int64_type_node,
16524 uint8_type_node, uint16_type_node, c_uint32_type_node,
16525 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16526 int_least32_type_node, int_least64_type_node,
16527 uint_least8_type_node, uint_least16_type_node,
16528 uint_least32_type_node, uint_least64_type_node,
16529 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16530 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16531 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16532 uintptr_type_node): Define.
16533 * c-cppbuiltin.c (builtin_define_constants,
16534 builtin_define_type_minmax): New.
16535 (builtin_define_stdint_macros): Define more macros.
16536 (c_cpp_builtins): Define more limit macros.
16537 (type_suffix): New.
16538 (builtin_define_type_max): Define in terms of
16539 builtin_define_type_minmax. Remove is_long parameter. All
16541 * config.gcc (use_gcc_stdint): Define.
16542 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16543 Add newlib-stdint.h for generic targets.
16544 * config/glibc-stdint.h, config/newlib-stdint.h,
16545 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16546 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16547 * config/score/score.h (UINTPTR_TYPE): Define.
16548 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16549 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16550 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16551 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16552 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16553 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16554 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16555 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16556 * config/spu/spu.h (STDINT_LONG32): Define.
16557 * configure.ac (use_gcc_stdint): Substitute.
16558 * configure: Regenerate.
16559 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16560 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16561 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16562 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16563 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16564 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16565 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16566 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16567 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16568 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16569 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16570 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16571 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16572 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16573 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16574 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16575 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16576 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16577 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16578 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16579 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16580 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16581 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16582 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16583 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16584 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16585 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16586 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16587 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16589 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16591 * loop-iv.c (suitable_set_for_replacement): Renamed from
16592 simplify_using_assignment; changed to return bool and to accept new
16593 args DEST and SRC. Return true iff we find a source/destination pair
16594 that can be used to make a replacement, and fill SRC and DEST if so.
16595 Remove arg ALTERED. Don't deal with altered regs here. All callers
16597 (simplify_using_initial_values): Deal with altered regs here and track
16598 more precisely the effect they have on the validity of our expression.
16600 * loop-iv.c (simplify_using_condition): A condition of the form
16601 (EQ REG CONST) can be used to simply make a substitution.
16602 (simplify_using_initial_values): Keep track of conditions we have seen
16603 and keep using them to simplify new expressions, while applying the
16604 same substitutions to them as to the expression.
16606 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16607 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16610 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16611 changed. Use this when trying to improve the upper bound.
16612 Generate the comparison by using simplify_gen_relational.
16614 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16616 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16618 (simplify_using_assignment, simplify_using_initial_values): Call
16619 replace_in_expr to make replacements. Call replace_single_def_regs
16620 once on the initial version of the expression.
16622 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16625 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16627 2009-03-31 Richard Guenther <rguenther@suse.de>
16629 PR middle-end/31029
16630 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16631 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16633 2009-03-31 Richard Guenther <rguenther@suse.de>
16635 * tree.h (div_if_zero_remainder): Declare.
16636 * fold-const.c (div_if_zero_remainder): Export.
16637 * tree-ssa-forwprop.c
16638 (forward_propagate_addr_into_variable_array_index): Handle
16639 constant array index addition outside of the variable index.
16641 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16644 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16645 define_splits, floatunssi<mode>2): Require x87 conversions from
16646 DImode to be permitted.
16648 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16650 PR preprocessor/15638
16651 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16653 2009-03-31 Richard Guenther <rguenther@suse.de>
16655 PR middle-end/23401
16656 PR middle-end/27810
16657 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16658 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16659 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16660 a separate statement.
16661 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16662 (lookup_tmp_var): Likewise.
16663 (is_gimple_formal_tmp_or_call_rhs): Remove.
16664 (is_gimple_reg_or_call_rhs): Rename to ...
16665 (is_gimple_reg_rhs_or_call): ... this.
16666 (is_gimple_mem_or_call_rhs): Rename to ...
16667 (is_gimple_mem_rhs_or_call): ... this.
16668 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16669 DECL_GIMPLE_REG_P only if is_formal is true.
16670 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16671 for non-proper post-modify expression gimplification.
16672 (gimplify_self_mod_expr): For post-modify expressions gimplify
16673 the lvalue to a minimal lvalue.
16674 (rhs_predicate_for): Remove formal temp case.
16675 (gimplify_modify_expr_rhs): Likewise.
16676 (gimplify_addr_expr): Use is_gimple_reg.
16677 (gimplify_expr): Remove formal temp cases.
16678 (gimple_regimplify_operands): Likewise.
16679 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16680 and FILTER_EXPR like constants.
16681 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16683 (is_gimple_formal_tmp_rhs): Remove.
16684 (is_gimple_reg_rhs): Remove special casing.
16685 (is_gimple_mem_rhs): Fix.
16686 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16687 (is_gimple_formal_tmp_var): Remove.
16688 (is_gimple_formal_tmp_reg): Likewise.
16689 (is_gimple_min_lval): Allow invariant component ref parts.
16690 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16691 is_gimple_formal_tmp_reg): Remove declarations.
16692 * tree-cfg.c (verify_expr): Verify that variables with address
16693 taken do not have DECL_GIMPLE_REG_P set.
16694 * tree-mudflap.c (mf_build_check_statement_for): Use
16695 force_gimple_operand instead of gimplify_expr.
16697 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16699 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16700 schedulable rows to compute_split_row.
16702 2009-03-31 Ben Elliston <bje@au.ibm.com>
16705 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16708 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16710 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16711 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16712 * configure: Regenerate.
16713 * config.in: Regenerate.
16714 * config/rs6000/rs6000.opt (mtls-markers): Add.
16715 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16716 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16717 (tls_ld_aix, tls_ld_sysv): Likewise.
16718 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16719 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16721 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16723 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16725 2009-03-30 Jan Hubicka <jh@suse.cz>
16727 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16729 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16730 detection and label handling.
16732 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16734 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16735 left_conflicts_size.
16736 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16737 ALLOCNO_LEFT_CONFLICTS_SIZE.
16739 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16740 remove_allocno_from_bucket_and_push,
16741 allocno_spill_priority_compare, push_allocnos_to_stack,
16742 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16743 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16744 (setup_allocno_left_conflicts_num): Ditto. Rename to
16745 setup_allocno_left_conflicts_size.
16746 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16747 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16748 setup_allocno_left_conflicts_size instead of
16749 setup_allocno_left_conflicts_num.
16751 * ira-build.c (ira_create_allocno): Use
16752 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16753 ALLOCNO_LEFT_CONFLICTS_NUM.
16755 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16757 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16758 instead of DF_LR_OUT.
16760 * ira-lives.c (process_bb_node_lives): Ditto.
16762 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16763 instead of DF_LR_{OUT,IN}.
16765 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16767 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16769 2009-03-30 Jan Hubicka <jh@suse.cz>
16771 * except.c (label_to_region_map): Fix thinko.
16773 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16775 PR middle-end/38237
16776 * tree.h (tree_find_value): New declaration.
16777 * tree.c (tree_find_value): New function.
16778 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16780 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16783 * c-decl.c (struct c_binding): Add locus field.
16784 (bind): Add locus argument, set locus field from it.
16785 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16786 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16787 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16788 implicitly_declare, undeclared_variable, lookup_label,
16789 declare_label, c_make_fname_decl, c_builtin_function,
16790 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16793 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16796 * config/i386/i386.c (classify_argument): Check total size of
16799 2009-03-30 Martin Jambor <mjambor@suse.cz>
16801 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16802 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16803 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16806 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16807 seen_variable_array_ref while also traversing a union.
16809 * tree-inline.c (optimize_inline_calls): Do not call
16810 cgraph_node_remove_callees.
16811 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16812 (pass_remove_cgraph_callee_edges): New variable.
16813 * passes.c (init_optimization_passes): Add
16814 pass_remove_cgraph_callee_edges after early inlining and before all
16815 late intraprocedural passes.
16817 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16819 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16821 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16822 Fix typos in names.
16824 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16826 * combine.c (simplify_comparison): Use have_insn_for.
16827 * dojump.c (do_jump): Likewise.
16829 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16831 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16832 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16833 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16834 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16835 instead of sparc_compare_emitted.
16836 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16837 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16838 instead of sparc_compare_emitted.
16840 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16842 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16843 enter/exit cfglayout mode.
16844 (pass_partition_block): Require it.
16845 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16846 (combine_instructions): Track basic blocks instead of labels.
16847 (update_cfg_for_uncondjump): New.
16848 (try_combine): Use it. Update jumps after rescanning.
16849 (pass_combine): Require PROP_cfglayout.
16850 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16852 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16854 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16855 Provide/destroy PROP_cfglayout respectively.
16856 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16857 * tree-pass.h (PROP_cfglayout): New.
16859 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16861 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16862 fold_convert_const_fixed_from_fixed,
16863 fold_convert_const_fixed_from_int,
16864 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16865 set TREE_CONSTANT_OVERFLOW.
16866 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16867 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16869 2009-03-30 Ira Rosen <irar@il.ibm.com>
16871 * tree-vect-loop-manip.c: New file.
16872 * tree-vectorizer.c: Update documentation and included files.
16873 (vect_loop_location): Make extern.
16874 (rename_use_op): Move to tree-vect-loop-manip.c
16875 (rename_variables_in_bb, rename_variables_in_loop,
16876 slpeel_update_phis_for_duplicate_loop,
16877 slpeel_update_phi_nodes_for_guard1,
16878 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16879 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16880 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16881 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16882 find_loop_location): Likewise.
16883 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16884 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16885 get_vectype_for_scalar_type, vect_is_simple_use,
16886 supportable_widening_operation, supportable_narrowing_operation):
16888 (bb_in_loop_p): Move to tree-vect-loop.c.
16889 (new_loop_vec_info, destroy_loop_vec_info,
16890 reduction_code_for_scalar_code, report_vect_op,
16891 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16892 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16893 (vect_supportable_dr_alignment): Likewise.
16894 * tree-vectorizer.h (tree-data-ref.h): Include.
16895 (vect_loop_location): Declare.
16896 Reorganize function declarations according to the new file structure.
16897 * tree-vect-loop.c: New file.
16898 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16899 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16900 * tree-vect-data-refs.c: New file.
16901 * tree-vect-patterns.c (timevar.h): Don't include.
16902 * tree-vect-stmts.c: New file.
16903 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16904 tree-vect-slp.c, tree-vect-loop.c.
16905 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16906 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16907 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16908 (tree-vect-analyze.o): Remove.
16909 (tree-vect-transform.o): Likewise.
16910 (tree-vect-data-refs.o): Add rule.
16911 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16912 tree-vect-slp.o): Likewise.
16913 (tree-vect-patterns.o): Remove redundant dependencies.
16914 (tree-vectorizer.o): Likewise.
16915 * tree-vect-slp.c: New file.
16917 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16919 * optc-gen.awk: Warn if an option flag has multiple different
16922 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16924 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16925 -floop-block): Document dependences on PPL, CLooG and Graphite.
16927 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16929 PR rtl-optimization/323
16930 * c-common.c (c_fully_fold, convert_and_check,
16931 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16932 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16933 * c-common.def (EXCESS_PRECISION_EXPR): New.
16934 * c-cppbuiltin.c (builtin_define_float_constants): Define
16935 constants with enough digits for long double.
16936 * c-lex.c (interpret_float): Interpret constant with excess
16937 precision where appropriate.
16938 * c-opts.c (c_common_post_options): Set
16939 flag_excess_precision_cmdline. Give an error for
16940 -fexcess-precision=standard for C++ for processors where the
16941 option is significant.
16942 * c-parser.c (c_parser_conditional_expression): Handle excess
16943 precision in condition.
16944 * c-typeck.c (convert_arguments): Handle arguments with excess
16946 (build_unary_op): Move excess precision outside operation.
16947 (build_conditional_expr): Likewise.
16948 (build_compound_expr): Likewise.
16949 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
16950 (build_modify_expr): Handle excess precision in RHS.
16951 (convert_for_assignment): Handle excess precision in converted
16953 (digest_init, output_init_element, process_init_element): Handle
16954 excess precision in initializer.
16955 (c_finish_return): Handle excess precision in return value.
16956 (build_binary_op): Handle excess precision in operands and add
16957 excess precision as needed for operation.
16958 * common.opt (-fexcess-precision=): New option.
16959 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
16960 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
16961 For standard excess precision, output explicit conversion to and
16962 truncation from XFmode.
16963 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
16964 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
16965 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
16966 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
16967 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
16968 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
16969 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
16970 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
16971 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
16972 define_splits, sqrt<mode>2): Disable where appropriate for
16973 standard excess precision.
16974 * convert.c (convert_to_real): Do not shorten arithmetic to type
16975 for which excess precision would be used.
16976 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
16977 * doc/invoke.texi (-fexcess-precision=): Document option.
16978 (-mfpmath=): Correct index entry.
16979 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
16980 flag_excess_precision): New.
16981 * langhooks.c (lhd_post_options): Set
16982 flag_excess_precision_cmdline.
16983 * opts.c (common_handle_option): Handle -fexcess-precision=.
16984 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
16985 init_excess_precision): New.
16986 (lang_dependent_init_target): Call init_excess_precision.
16987 * tree.c (excess_precision_type): New.
16988 * tree.h (excess_precision_type): Declare.
16990 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16993 * c-typeck.c (build_component_ref): Do not copy qualifiers from
16994 non-lvalue to component.
16996 2009-03-29 Joseph Myers <joseph@codesourcery.com>
16998 PR preprocessor/34695
16999 * Makefile.in (c-opts.o): Depend on c-tree.h.
17000 * c-common.c: Move down include of diagnostic.h.
17001 (done_lexing, c_cpp_error): New.
17002 * c-common.h (done_lexing): Declare.
17003 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17005 * c-opts.c: Include c-tree.h.
17006 (c_common_init_options): Set preprocessor error callback.
17007 (c_common_handle_option): Do not set preprocessor
17008 inhibit_warnings, warnings_are_errors, warn_system_headers,
17009 pedantic_errors or inhibit_warnings flags.
17010 (c_common_post_options): Do not check cpp_errors (parse_in).
17011 (c_common_finish): Do not output dependencies if there were
17012 errors. Do not check return value of cpp_finish.
17013 * c-ppoutput.c (pp_file_change): Set input_location.
17014 * c-tree.h (c_cpp_error): Declare.
17015 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17017 (diagnostic_build_prefix): Check override_column.
17018 * diagnostic.h (diagnostic_info): Add override_column field.
17019 (diagnostic_override_column): Define.
17021 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17023 * c-common.c (c_expand_expr, c_staticp): Remove.
17024 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17025 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17026 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17027 * c-gimplify.c (gimplify_compound_literal_expr,
17028 optimize_compound_literals_in_ctor): Remove.
17029 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17030 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17031 * c-semantics.c (emit_local_var): Remove.
17033 * langhooks-def.h (lhd_expand_expr): Remove.
17034 * langhooks.c (lhd_expand_expr): Remove.
17035 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17037 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17038 handling from c-semantics.c; don't call into langhook.
17039 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17040 * gimplify.c (gimplify_compound_literal_expr,
17041 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17042 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17043 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17044 as was done in c-gimplify.c.
17045 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17046 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17047 Move from c-common.h.
17048 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17050 * tree.c (staticp): Do not call langhook.
17051 * langhooks.c (lhd_staticp): Delete.
17052 * langhooks-def.h (lhd_staticp): Delete prototype.
17053 (LANG_HOOKS_STATICP): Delete.
17054 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17056 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17057 instead of DECL_STMTs.
17059 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17067 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17069 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17070 contained expression.
17071 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17072 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17073 conditional expressions for C.
17074 (decl_constant_value_for_optimization): Move from
17075 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17076 whether optimizing and that the expression is a VAR_DECL not of
17077 array type instead of doing such checks in the caller. Do not
17078 check pedantic. Call gcc_unreachable for C++.
17079 * c-common.def (C_MAYBE_CONST_EXPR): New.
17080 * c-common.h (c_fully_fold, c_save_expr,
17081 decl_constant_value_for_optimization): New prototypes.
17082 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17083 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17084 EXPR_INT_CONST_OPERANDS): Define.
17085 * c-convert.c (convert): Strip nops from expression.
17086 * c-decl.c (groktypename): Take extra parameters expr and
17087 expr_const_operands. Update call to grokdeclarator.
17088 (start_decl): Update call to grokdeclarator. Add statement for
17089 expressions used in type of decl.
17090 (grokparm): Update call to grokdeclarator.
17091 (push_parm_decl): Update call to grokdeclarator.
17092 (build_compound_literal): Add parameter non_const and build a
17093 C_MAYBE_COSNT_EXPR if applicable.
17094 (grokdeclarator): Take extra parameters expr and
17095 expr_const_operands. Track expressions used in declaration
17096 specifiers and declarators. Fold array sizes and track whether
17097 they are constant expressions and whether they are integer
17098 constant expressions.
17099 (parser_xref_tag): Set expr and expr_const_operands fields in
17101 (grokfield): Update call to grokdeclarator.
17102 (start_function): Update call to grokdeclarator.
17103 (build_null_declspecs): Set expr and expr_const_operands fields in
17105 (declspecs_add_type): Handle expressions in typeof specifiers.
17106 * c-parser.c (c_parser_declspecs): Set expr and
17107 expr_const_operands fields for declaration specifiers.
17108 (c_parser_enum_specifier): Likewise.
17109 (c_parser_struct_or_union_specifier): Likewise.
17110 (c_parser_typeof_specifier): Likewise. Update call to
17111 groktypename. Fold expression as needed. Return expressions with
17112 type instead of adding statements.
17113 (c_parser_attributes): Update calls to c_parser_expr_list.
17114 (c_parser_statement_after_labels): Fold expression before passing
17115 to objc_build_throw_stmt.
17116 (c_parser_condition): Fold expression.
17117 (c_parser_asm_operands): Fold expression.
17118 (c_parser_conditional_expression): Use c_save_expr. Update call
17119 to build_conditional_expr.
17120 (c_parser_alignof_expression): Update call to groktypename.
17121 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17122 original_code. Fold expression argument of va_arg. Create
17123 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17124 argument to va_arg. Update calls to groktypename. Fold array
17125 index for offsetof. Verify that first argument to
17126 __builtin_choose_expr has integer type.
17127 (c_parser_postfix_expression_after_paren_type): Update calls to
17128 groktypename and build_compound_literal. Handle expressions with
17129 side effects in type name.
17130 (c_parser_postfix_expression_after_primary): Update call to
17131 c_parser_expr_list. Set original_code for calls to
17132 __builtin_constant_p.
17133 (c_parser_expr_list): Take extra parameter fold_p. Fold
17134 expressions if requested.
17135 (c_parser_objc_type_name): Update call to groktypename.
17136 (c_parser_objc_synchronized_statement): Fold expression.
17137 (c_parser_objc_receiver): Fold expression.
17138 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17139 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17140 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17141 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17142 (struct c_typespec): Add elements expr and expr_const_operands.
17143 (struct c_declspecs): Add elements expr and expr_const_operands.
17144 (groktypename, build_conditional_expr, build_compound_literal):
17146 (in_late_binary_op): Declare.
17147 * c-typeck.c (note_integer_operands): New function.
17148 (in_late_binary_op): New variable.
17149 (decl_constant_value_for_broken_optimization): Move to c-common.c
17150 and rename to decl_constant_value_for_optimization.
17151 (default_function_array_conversion): Do not strip nops.
17152 (default_conversion): Do not call
17153 decl_constant_value_for_broken_optimization.
17154 (build_array_ref): Do not fold result.
17155 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17156 result when operand is a VLA.
17157 (c_expr_sizeof_type): Update call to groktypename. Handle
17158 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17159 result when operand names a VLA type.
17160 (build_function_call): Update call to build_compound_literal.
17161 Only fold result for calls to __builtin_* functions. Strip
17162 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17163 the function designator.
17164 (convert_arguments): Fold arguments. Update call to
17165 convert_for_assignment.
17166 (build_unary_op): Handle increment and decrement of
17167 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17168 decrement earlier. Fold operand of increment and decrement.
17169 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17170 built for integer operand. Wrap returns that are INTEGER_CSTs
17171 without being integer constant expressions or that have integer
17172 constant operands without being INTEGER_CSTs.
17173 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17174 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17175 result is an integer constant expression or can be used in
17176 unevaluated parts of one and avoid folding and wrap as
17177 appropriate. Fold operands before possibly doing -Wsign-compare
17179 (build_compound_expr): Wrap result for C99 if operands can be used
17180 in integer constant expressions.
17181 (build_c_cast): Update call to digest_init. Do not ignore
17182 overflow from casting floating-point constants to integers. Wrap
17183 results that could be confused with integer constant expressions,
17184 null pointer constants or floating-point constants.
17185 (c_cast_expr): Update call to groktypename. Handle expressions
17186 included in type name.
17187 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17188 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17189 Update calls to convert_for_assignment.
17190 (convert_for_assignment): Take new parameter
17191 null_pointer_constant. Do not strip nops or call
17192 decl_constant_value_for_broken_optimization. Set
17193 in_late_binary_op for conversions to boolean.
17194 (store_init_value): Update call to digest_init.
17195 (digest_init): Take new parameter null_pointer_constant. Do not
17196 call decl_constant_value_for_broken_optimization. pedwarn for
17197 initializers not constant expressions. Update calls to
17198 convert_for_assignment.
17199 (constructor_nonconst): New.
17200 (struct constructor_stack): Add nonconst element.
17201 (really_start_incremental_init, push_init_level, pop_init_level):
17202 Handle constructor_nonconst and nonconst element.
17203 (set_init_index): Call constant_expression_warning for array
17205 (output_init_element): Fold value. Set constructor_nonconst as
17206 applicable. pedwarn for initializers not constant expressions.
17207 Update call to digest_init. Call constant_expression_warning
17208 where constant initializers are required.
17209 (process_init_element): Use c_save_expr.
17210 (c_finish_goto_ptr): Fold expression.
17211 (c_finish_return): Fold return value. Update call to
17212 convert_for_assignment.
17213 (c_start_case): Fold switch expression.
17214 (c_process_expr_stmt): Fold expression.
17215 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17216 ensure statement expression is not evaluated in constant expression.
17217 (build_binary_op): Track whether results are integer constant
17218 expressions or may occur in such, disable folding and wrap results
17219 as applicable. Fold operands for -Wsign-compare warnings unless
17221 (c_objc_common_truthvalue_conversion): Handle results folded to
17222 integer constants that are not integer constant expressions.
17223 * doc/extend.texi: Document when typeof operands are evaluated,
17224 that condition of __builtin_choose_expr is an integer constant
17225 expression, and more about use of __builtin_constant_p in
17228 2009-03-29 Richard Guenther <rguenther@suse.de>
17230 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17231 propagate addresses of array references.
17233 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17235 * regmove.c (perhaps_ends_bb_p): Remove.
17236 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17237 from INSN and check that the main loop stays within that basic block.
17238 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17239 (regmove_forward_pass): Split out from regmove_optimize. Use
17240 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17241 (regmove_backward_pass): Split out from regmove_optimize. Use
17242 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17243 (regmove_optimize): Simplify.
17245 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17248 * config/i386/i386.c (classify_argument): Ignore flexible array
17249 member in struct and warn ABI change.
17251 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17253 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17255 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17256 (ix86_adjust_cost): Updated.
17258 2009-03-29 Jan Hubicka <jh@suse.cz>
17260 PR middle-end/28850
17261 * tree-pass.h (pass_cleanup_eh): New function.
17262 (remove_unreachable_regions): Break code handling RTL
17263 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17264 that can not be reached by runtime.
17265 (can_be_reached_by_runtime): New function.
17266 (label_to_region_map): New function.
17267 (num_eh_regions): New function.
17268 (rtl_remove_unreachable_regions): New function.
17269 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17270 (remove_eh_region): New function.
17271 * except.h: Include sbitmap and vecprim.
17272 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17273 num_eh_regions): Declare.
17274 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17275 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17276 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17277 (tree_empty_eh_handler_p): New function.
17278 (cleanup_empty_eh): New function.
17279 (cleanup_eh): New function.
17280 (pass_cleanup_eh): New function.
17282 2009-03-29 Jan Hubicka <jh@suse.cz>
17284 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17285 for removed regions.
17287 2009-03-29 Jan Hubicka <jh@suse.cz>
17289 * except.c (dump_eh_tree): Dump all datastructures.
17291 2009-03-29 Jan Hubicka <jh@suse.cz>
17293 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17294 (duplicate_eh_regions_1): Likewise.
17295 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17296 vector; call EH verification.
17297 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17298 Be ready for region being removed.
17300 2009-03-29 Jan Hubicka <jh@suse.cz>
17302 * bitmap.c (bitmap_last_set_bit): New function.
17303 * bitmap.h (bitmap_last_set_bit): Declare.
17305 2009-03-29 David Ayers <ayers@fsfe.org>
17308 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17309 by calling objc_compare_types and surpress warnings about
17310 incompatible C pointers that are compatible ObjC pointers.
17312 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17314 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17315 call initialize_inline_failed.
17316 (initialize_inline_failed): Move it from here ...
17317 * cgraph.c (initialize_inline_failed): ... to here.
17318 (cgraph_create_edge): Call initialize_inline_failed rather than
17319 setting inline_failed directly.
17321 2009-03-29 Ben Elliston <bje@au.ibm.com>
17324 * sysv4.opt (msdata): Improve comment.
17325 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17326 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17328 2009-03-29 Ben Elliston <bje@au.ibm.com>
17331 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17332 load and store attributes.
17334 2009-03-29 Ben Elliston <bje@au.ibm.com>
17336 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17337 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17338 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17339 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17340 __builtin_infq and __builtin_huge_valq.
17342 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17344 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17346 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17347 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17349 2009-03-28 Xinliang David Li <davidxl@google.com>
17351 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17352 (do_dbg_cnt): New function.
17354 2009-03-28 Jan Hubicka <jh@suse.cz>
17356 Merge from pretty-ipa:
17358 2009-03-27 Jan Hubicka <jh@suse.cz>
17360 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17361 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17362 * passes.c (function_called_by_processed_nodes_p): New.
17363 * ipa-pure-const.c (check_call): Fix handling of operands.
17364 (analyze_function): Dump debug output for skipped bodies.
17365 (local_pure_const): Use function_called_by_processed_nodes_p.
17366 * dwarf2out.c (reference_to_unused): Use output.
17367 * passes.c (do_per_function_toporder): Likewise.
17369 2008-11-12 Jan Hubicka <jh@suse.cz>
17371 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17372 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17373 state_set_in_source enum
17374 (check_decl): Ignore memory tags; do not set fake looping flags;
17376 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17377 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17378 (check_call, analyze_function): Rewrite.
17380 (add_new_function): Update call of analyze_function.
17381 (generate_summary): Add call of analyze_function.
17382 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17383 (local_pure_const): New function.
17384 (pass_local_pure_const): New pass.
17385 * ipa-inline.c (inline_transform): Set after_inlining.
17386 * tree-eh.c (stmt_can_throw_external): New.
17387 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17388 work with aliasing built.
17389 * tree-flow.h (stmt_can_throw_external): New.
17390 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17391 and local pure/const pass in early and late optimization queue.
17393 2009-03-28 Martin Jambor <mjambor@suse.cz>
17395 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17397 (fold_binary): Allow function decl aligment consideration is the
17398 second argument is integer constant one.
17399 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17400 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17401 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17403 2009-03-28 Jan Hubicka <jh@suse.cz>
17405 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17406 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17407 * function.h (rtl_data): Add nothrow flag.
17408 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17409 set DECL_NOTHROW for AVAILABLE functions.
17411 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17413 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17414 following vector keyword has expansion starting with pixel or bool
17415 keyword, expand vector to __vector and pixel or bool to __pixel or
17419 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17420 warn_if_disallowed_function_p): Removed.
17421 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17422 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17423 warning_if_disallowed_function_p.
17424 * flags.h (warn_if_disallowed_function_p,
17425 warn_disallowed_functions): Removed.
17426 * common.opt (Wdisallowed-function-list=): Removed.
17427 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17429 2009-03-28 Richard Guenther <rguenther@suse.de>
17431 PR tree-optimization/38723
17432 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17435 2009-03-28 Jan Hubicka <jh@suse.cz>
17437 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17438 test introduced by my previous patch.
17440 2009-03-28 Richard Guenther <rguenther@suse.de>
17442 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17443 the PHIs value undefined.
17445 2009-03-28 Jan Hubicka <jh@suse.cz>
17447 * tree-pass.h (pass_fixup_cfg): New pass.
17448 * ipa-inline.c (inline_transform): Set
17449 always_inline_functions_inlined/after_inlining.
17450 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17451 (pass_fixup_cfg): New pass.
17452 * passes.c (init_optimization_passes): Add fixup_cfg.
17454 2009-03-28 Richard Guenther <rguenther@suse.de>
17456 PR tree-optimization/38458
17457 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17458 argument use the arguments copy-of value.
17460 2009-03-28 Richard Guenther <rguenther@suse.de>
17462 PR tree-optimization/38180
17463 * tree-ssa-ccp.c (get_default_value): Simplify.
17464 (likely_value): Likewise.
17465 (surely_varying_stmt_p): Properly handle VOP case.
17466 (ccp_initialize): Likewise.
17467 (ccp_fold): Handle propagating through *&.
17468 (fold_const_aggregate_ref): Also handle decls.
17470 2009-03-28 Jan Hubicka <jh@suse.cz>
17472 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17473 * cgraph.h (cgraph_node): Likewise.
17474 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17475 (cgraph_reset_node): Use process flag.
17476 (cgraph_mark_functions_to_output): Likewise.
17477 (cgraph_expand_function): Likewise.
17478 (cgraph_expand_all_functions): Likewise.
17479 (cgraph_output_in_order): Likewise.
17480 * dwarf2out.c (reference_to_unused): Likewise.
17481 * passes.c do_per_function_toporder): Likewise.
17483 2009-03-28 Jan Hubicka <jh@suse.cz>
17485 Bring from lto-branch:
17487 2008-09-03 Doug Kwan <dougkwan@google.com>
17489 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17490 enums instead of reason strings.
17491 * cgraph.c (cgraph_create_edge): Same.
17492 (cgraph_inline_failed_string): New function.
17493 * cgraph.h (cgraph_inline_failed_t): New enum type.
17494 (cgraph_inline_failed_string): New prototype.
17495 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17496 char pointer to cgraph_inline_failed_t.
17497 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17498 (cgraph_default_inline_p): Ditto.
17499 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17500 to cgraph_inline_failed_t pointer.
17501 * cif-code.def: New file.
17502 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17504 (cgraph_check_inline_limits): Change type of REASON to pointer to
17505 cgraph_inline_failed_t. Replace reason strings with enums.
17506 (cgraph_default_inline_p): Ditto.
17507 (cgraph_recursive_inlining_p): Ditto.
17508 (update_caller_keys): Change type of FAILED_REASON to
17509 cgraph_inline_failed_t.
17510 (cgraph_set_inline_failed): Change type of REASON to pointer to
17511 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17512 convert enums to strings for text output.
17513 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17514 to be of type cgraph_inline_failed_t. Replace reason strings with
17515 enums. Call cgraph_inline_failed_string to covert enums
17516 to strings for text output.
17517 (cgraph_decide_inlining): Replace reason strings with enums.
17518 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17519 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17521 * tree-inline.c (expand_call_inline): Change type of REASON
17522 to cgraph_inline_failed_t. Replace reason strings with enums.
17523 Call cgraph_inline_failed_string for text output.
17524 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17527 2009-03-28 Jan Hubicka <jh@suse.cz>
17529 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17530 cgraph_clone_node): Remove master clone handling.
17531 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17532 * cgraph.h (master_clone): Remove.
17533 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17534 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17535 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17537 2009-03-28 Jan Hubicka <jh@suse.cz>
17539 * cgraph.c (cgraph_function_body_availability): Functions declared
17540 inline are always safe to assume that it is not going to be replaced.
17542 2009-03-28 Richard Guenther <rguenther@suse.de>
17544 PR tree-optimization/38513
17545 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17546 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17547 EXC_PTR_EXPR and FILTER_EXPR.
17548 (get_ref_from_reference_ops): Likewise.
17550 2009-03-28 Richard Guenther <rguenther@suse.de>
17552 PR tree-optimization/38968
17553 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17554 Use FLOOR_MOD_EXPR to compute misalignment.
17556 2009-03-28 Richard Guenther <rguenther@suse.de>
17558 PR tree-optimization/37795
17559 * tree.h (combine_comparisons): Declare.
17560 * fold-const.c (combine_comparisons): Export.
17561 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17563 (ifcombine_iforif): Use combine_comparisons.
17565 2009-03-28 Jan Hubicka <jh@suse.cz>
17567 * tree-eh.c (inlinable_call_p): New function.
17568 (make_eh_edges): Use it.
17569 (verify_eh_edges): Use it.
17570 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17571 * except.c (reachable_next_level): Add inlinable_function argument
17572 (sjlj_find_directly_reachable_regions): Update.
17573 (add_reachable_handler): Do not set saw_any_handlers.
17574 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17575 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17576 Add new inlinable call parameter.
17577 (can_throw_internal, can_throw_external): Update.
17578 * except.h (can_throw_internal_1, can_throw_external_1,
17579 foreach_reachable_handler): Update declaration.
17581 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17583 * config/arm/t-arm-coff, config/h8300/coff.h,
17584 config/i386/i386-aout.h, config/i386/i386-coff.h,
17585 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17586 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17587 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17588 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17589 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17590 sys-types.h: Remove.
17591 * Makefile.in: Remove protoize and fixproto support and references
17593 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17594 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17596 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17597 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17598 unprotoize$(exeext).
17599 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17600 (.PHONY): Don't depend on proto.
17601 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17602 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17603 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17604 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17605 build/gen-protos.o, build/scan.o, xsys-protos.h,
17606 build/fix-header$(build_exeext), build/fix-header.o,
17607 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17608 stmp-install-fixproto): Remove.
17609 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17610 SYSCALLS.c or fixproto files.
17611 (install-common): Don't install protoize.
17612 (install-headers-tar, install-headers-cpio, install-headers-cp):
17613 Don't depend on $(STMP_FIXPROTO).
17614 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17615 install fixproto files or write out fixproto settings.
17616 (uninstall): Don't uninstall protoize.
17617 * config.gcc (use_fixproto): Remove.
17618 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17619 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17620 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17621 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17622 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17623 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17624 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17625 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17626 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17627 * config/t-vxworks (STMP_FIXPROTO): Remove.
17628 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17629 STMP_FIXPROTO): Remove.
17630 * config.in, configure: Regenerate.
17631 * crtstuff.c (gid_t, uid_t): Don't undefine.
17632 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17633 (arm-*-coff, arm-*-aout: Remove target entries.
17634 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17635 Remove mention of AIX 4.1.
17636 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17637 * doc/invoke.texi (Running Protoize): Remove.
17638 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17639 (Protoize Caveats): Remove.
17640 * tsystem.h: Update comments on headers assumed to exist.
17642 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17644 * genautomata.c: Add a new year to the copyright. Add a new
17646 (struct insn_reserv_decl): Add comments for member bypass_list.
17647 (find_bypass): Remove.
17648 (insert_bypass): New.
17649 (process_decls): Use insert_bypass.
17650 (output_internal_insn_latency_func): Output all bypasses with the
17651 same input insn in one switch case.
17653 * rtl.def (define_bypass): Describe bypass choice.
17654 * doc/md.texi (define_bypass): Ditto.
17656 2009-03-27 Richard Guenther <rguenther@suse.de>
17658 * gimplify.c (mark_addressable): Export.
17659 * tree-flow.h (mark_addressable): Declare.
17660 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17661 * tree-ssa.c (verify_phi_args): Verify that address taken
17662 variables have TREE_ADDRESSABLE set.
17664 2009-03-27 Richard Guenther <rguenther@suse.de>
17666 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17667 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17668 Do not mark decls TREE_ADDRESSABLE.
17669 (build_fold_addr_expr): Adjust.
17670 (fold_addr_expr): Remove.
17671 (fold_unary): Use build_fold_addr_expr.
17672 (fold_comparison): Likewise.
17673 (split_address_to_core_and_offset): Likewise.
17674 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17676 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17677 (gimplify_modify_expr_to_memcpy): Mark source and destination
17679 * omp-low.c (create_omp_child_function): Mark the object decl
17681 (lower_rec_input_clauses): Mark the var we take the address of
17683 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17685 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17687 PR middle-end/39315
17688 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17689 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17691 2009-03-27 Richard Guenther <rguenther@suse.de>
17693 PR tree-optimization/39120
17694 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17696 (handle_lhs_call): Process return constraints. Add escape
17697 constraints if necessary.
17698 (handle_const_call): Fill out return constraints. Make nested
17699 case more precise. Avoid consttmp if possible.
17700 (handle_pure_call): Fill out return constraints. Avoid
17701 callused if possible.
17702 (find_func_aliases): Simplify call handling.
17704 2009-03-27 Richard Guenther <rguenther@suse.de>
17706 PR tree-optimization/39120
17707 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17708 as a representative.
17709 (solve_graph): Do propagate CALLUSED.
17710 (handle_pure_call): Use a scalar constraint from CALLUSED for
17712 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17715 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17718 * c-common.c (handle_aligned_attribute): Properly check alignment
17719 overflow. Use (1U << i) instead of (1 << i).
17721 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17723 * expr.h (get_mem_align_offset): Updated.
17725 * tree.h (tree_decl_common): Change align to "unsigned int" and
17726 move it before pointer_alias_set.
17728 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17729 Jakub Jelinek <jakub@redhat.com>
17732 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17733 gr_register_operand with gr_reg_or_0_operand.
17734 (cmpxchg_rel_di): Likewise.
17735 (sync_lock_test_and_set<mode>): Likewise.
17737 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17739 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17740 (true_regnum): Likewise.
17742 * rtlanal.c (subreg_info): Moved to ...
17743 * rtl.h (subreg_info): Here. New.
17744 (subreg_get_info): New.
17746 * rtlanal.c (subreg_get_info): Make it extern.
17748 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17751 * config/i386/i386.c (ix86_abi): New.
17752 (override_options): Handle -mabi=.
17753 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17754 (ix86_call_abi_override): Likewise.
17755 (init_cumulative_args): Likewise.
17756 (function_arg_advance): Likewise.
17757 (function_arg_64): Likewise.
17758 (function_arg): Likewise.
17759 (ix86_pass_by_reference): Likewise.
17760 (ix86_function_value_regno_p): Likewise.
17761 (ix86_build_builtin_va_list_abi): Likewise.
17762 (setup_incoming_varargs_64): Likewise.
17763 (is_va_list_char_pointer): Likewise.
17764 (ix86_init_machine_status): Likewise.
17765 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17766 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17767 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17768 (ix86_function_abi): Make it static and return enum calling_abi.
17769 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17771 (ix86_fn_abi_va_list): Updated.
17773 * config/i386/i386.h (ix86_abi): New.
17774 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17775 (CONDITIONAL_REGISTER_USAGE): Likewise.
17776 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17777 (machine_function): Likewise.
17779 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17781 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17782 (STACK_BOUNDARY): Likewise.
17783 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17785 * config/i386/i386.opt (mabi=): New.
17787 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17788 return enum calling_abi.
17789 (ix86_function_type_abi): Likewise.
17790 (ix86_function_abi): Removed.
17792 * doc/invoke.texi: Document -mabi= option for x86.
17794 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17796 * builtins.c (real_dconstp): Delete.
17797 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17799 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17800 Jakub Jelinek <jakub@redhat.com>
17803 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17804 (gen_subprogram_die): When a function is explicit, generate the
17805 DW_AT_explicit attribute.
17806 * langhooks.h (struct lang_hooks_for_decls): Add
17807 function_decl_explicit_p langhook.
17808 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17809 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17811 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17813 * builtins.c (fold_builtin_memory_op): Optimize memmove
17814 into memcpy if we can prove source and destination don't overlap.
17816 * tree-inline.c: Include gt-tree-inline.h.
17817 (clone_fn_id_num): New variable.
17818 (clone_function_name): New function.
17819 (tree_function_versioning): Use it.
17820 * Makefile.in (GTFILES): Add tree-inline.c.
17822 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17824 * BASE-VER: Change to 4.5.0.
17826 2009-03-27 Xinliang David Li <davidxl@google.com>
17828 PR tree-optimization/39557
17829 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17831 2009-03-27 Xinliang David Li <davidxl@google.com>
17833 PR tree-optimization/39548
17834 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17837 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17839 * c-common.c (pointer_int_sum): Use %wd on return from
17842 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17844 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17845 on return from tree_low_cst.
17847 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17850 * ginclude/stdarg.h (va_copy): Define also for
17851 __GXX_EXPERIMENTAL_CXX0X__.
17853 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17856 * builtins.h (c_strlen): Do not warn here.
17857 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17858 * c-common.c (pointer_int_sum): Take an explicit location.
17859 Warn about offsets out of bounds.
17860 * c-common.h (pointer_int_sum): Adjust declaration.
17862 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17864 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17867 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17870 * opts.c (warn_if_disallowed_function_p): Don't assume
17871 get_callee_fndecl must return non-NULL.
17873 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17875 PR rtl-optimization/39522
17876 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17877 when reg_reloaded_valid is set.
17879 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17881 * config/spu/divv2df3.c: New file.
17882 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17883 (DPBIT_FUNCS): Filter out _div_df.
17885 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17887 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17888 a jump insn, count that jump in the distance to the loop start.
17890 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17893 * config/sh/sh.c (calc_live_regs): Fix condition for global
17894 registers except PIC_OFFSET_TABLE_REGNUM.
17896 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17899 * doc/invoke.texi (-mconsole): New.
17901 (-mno-cygwin): New.
17903 (-mnop-fun-dllimport): New.
17907 (sub section "i386 and x86-64 Windows Options"): New.
17909 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17911 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17912 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17914 2009-03-25 Richard Guenther <rguenther@suse.de>
17916 PR middle-end/39497
17917 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17920 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17922 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17923 neither of haifa/selective schedulers are working.
17925 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17927 * doc/invoke.texi (Debugging Options): Fix description of
17928 -fno-merge-debug-strings.
17930 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17932 * config/cris/libgcc.ver: New version-script.
17933 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17935 * configure.ac <GAS features, nop mnemonic>: Add pattern
17936 crisv32-*-* for "nop".
17937 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17938 * configure: Regenerate.
17940 2009-03-24 Ira Rosen <irar@il.ibm.com>
17942 PR tree-optimization/39529
17943 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
17944 mark_sym_for_renaming for the tag copied to the new vector
17947 2009-03-24 Arthur Loiret <aloiret@debian.org>
17949 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
17950 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
17951 EXTRA_SPEC_FUNCTIONS.
17952 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
17953 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
17954 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
17955 -march and -mtune options.
17957 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
17959 * config/m68k/t-rtems: Add m5329 multilib.
17961 2009-03-24 Dodji Seketeli <dodji@redhat.com>
17962 Jakub Jelinek <jakub@redhat.com>
17965 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
17968 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17971 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
17972 instead of c_parser_expression_conv, if original_code isn't one of the
17973 4 allowed comparison codes, fail.
17975 2009-03-23 Richard Guenther <rguenther@suse.de>
17977 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
17978 * tree.h (struct tree_type): Likewise.
17979 * reload.h (struct insn_chain): Likewise.
17980 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
17981 * function.h (struct function): Likewise.
17982 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
17984 2009-03-23 Jakub Jelinek <jakub@redhat.com>
17986 PR tree-optimization/39516
17987 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
17989 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
17991 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
17992 should be set true if BITS_PER_WORD of target is bigger than 32
17994 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
17996 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
17997 Translate -B-options to -rpath-link. Correct existing
17998 rpath-link and conditionalize on !nostdlib.
18000 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18002 * doc/extend.texi (Function Attributes, Variable Attributes):
18004 * doc/invoke.texi (Debugging Options, Optimize Options)
18005 (i386 and x86-64 Options, MCore Options): Likewise.
18007 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18010 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18011 it for block local namespace aliases.
18012 (gen_decl_die): Pass context_die to gen_namespace_die.
18014 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18017 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18018 minimum or maximum value.
18020 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18022 * reginfo.c (globalize_reg): Recompute derived reg sets.
18024 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18027 * libgcc2.c (mprotect): Do not use signed arguments for
18028 VirtualProtect, use DWORD arguments. Also fix the 'may
18029 be used uninitialized' warning for the np variable.
18031 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18034 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18035 functions using regparm calling conventions when not optimizing.
18036 (ix86_function_sseregparm): Similarly for sseregparm calling
18039 2009-03-19 Li Feng <nemokingdom@gmail.com>
18041 PR middle-end/39500
18042 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18043 dependence if the first conflict is after niter iterations.
18045 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18047 PR middle-end/38609
18048 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18049 functions with dynamic stack-pointer adjustments.
18051 2009-03-19 Ben Elliston <bje@au.ibm.com>
18053 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18054 option; change to -msdata=data.
18056 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18058 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18061 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18064 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18066 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18068 * doc/invoke.texi (Code Gen Options): Expand discussion of
18071 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18073 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18074 * matrix-reorg.c (struct matrix_info): Likewise.
18075 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18076 * rtl.h (struct mem_attrs): Likewise.
18077 * df.h (struct df): Likewise.
18078 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18079 * ira-int.h (struct ira_allocno): Likewise.
18080 * df-scan.c (struct df_collection_rec): Likewise.
18081 * ira.c (struct equivalence): Likewise.
18082 * function.c (struct temp_slot): Likewise.
18083 * cfgloop.h (struct loop): Likewise.
18086 * function.c (use_register_for_decl): When not optimizing, disregard
18087 register keyword for variables with types containing methods.
18089 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18091 PR middle-end/39447
18092 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18093 (is_simple_operand): Call contains_component_ref_p before calling data
18094 reference analysis that would fail on COMPONENT_REFs.
18096 * tree-vrp.c (search_for_addr_array): Fix formatting.
18098 2009-03-18 Richard Guenther <rguenther@suse.de>
18100 * tree-vect-transform.c (vect_loop_versioning): Fold the
18101 generated comparisons.
18102 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18103 (slpeel_tree_peel_loop_to_edge): Likewise.
18105 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18107 PR middle-end/37805
18108 * opts.c (print_specific_help): In addition to `undocumented',
18109 accept `separate' and `joined' flags if passed alone. Describe
18110 output by the first matched one of those.
18111 (common_handle_option): Skip over empty strings.
18112 * gcc.c (display_help): Fix help string for `--help='.
18113 * doc/invoke.texi (Option Summary, Overall Options): With
18114 `--help=', classes and qualifiers can both be repeated, but
18115 only the latter can be negated. One should not pass only
18116 negated qualifiers. Fix markup and examples.
18119 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18120 PR middle-end/37805
18121 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18122 and -fhelp=separate.
18124 2009-03-17 Jing Yu <jingyu@google.com>
18126 PR middle-end/39378
18127 * function.h (struct rtl_data): Move is_thunk from here...
18128 (struct function): ...to here.
18129 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18130 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18132 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18134 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18135 (alpha_output_function_end_prologue): Likewise.
18136 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18137 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18138 (rs6000_output_function_epilogue): Likewise.
18139 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18141 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18144 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18145 from different units in a single alternative.
18146 (*truncdfsf_i387): Ditto.
18147 (*truncxfsf2_mixed): Ditto.
18148 (*truncxfdf2_mixed): Ditto.
18150 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18152 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18153 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18156 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18157 unused non-artificial variables when not optimizing.
18160 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18161 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18162 NAMESPACE_DECL in its DECL_INITIAL.
18164 PR middle-end/39443
18165 * optabs.c (set_user_assembler_libfunc): New function.
18166 * expr.h (set_user_assembler_libfunc): New prototype.
18167 * c-common.c: Include libfuncs.h.
18168 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18169 for memcmp, memset, memcpy, memmove and abort.
18170 * Makefile.in (c-common.o): Depend on libfuncs.h.
18173 * dwarf2out.c (gen_inlined_enumeration_type_die,
18174 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18175 gen_tagged_type_instantiation_die): Removed.
18176 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18179 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18182 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18184 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18185 (check-parallel-%): Ditto.
18186 (check-consistency): Ditto.
18188 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18190 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18191 local variable rhs by NULL_TREE.
18193 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18196 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18198 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18201 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18203 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18206 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18207 for ms->sysv ABI calls only in 64bit mode.
18209 * config/i386/i386.md (untyped_call): Support 32bit.
18211 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18213 * doc/extend.texi: Replace x86_65 with x86_64.
18215 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18217 PR tree-optimization/39455
18218 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18219 mismatches for POINTER_TYPE_P (type).
18220 (number_of_iterations_le): Likewise.
18222 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18224 * config/picochip/picochip.c: Removed profiling support.
18225 * config/picochip/picochip.md: Removed profiling instruction.
18226 * config/picochip/picochip.h: Removed profiling builtin.
18228 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18230 * doc/install.texi (--with-host-libstdcxx): Document.
18232 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18235 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18236 generate a warning if the function name does not begin with
18237 "__vector" and the function has either the 'signal' or 'interrupt'
18238 attribute, from here to ...
18239 (avr_declare_function_name): ...here. New function.
18240 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18241 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18243 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18246 * cse.c (fold_rtx): Don't modify original const_arg1 when
18247 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18248 separate variable instead.
18249 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18250 from out of range shift counts.
18251 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18253 2009-03-13 Catherine Moore <clm@codesourcery.com>
18255 * config/i386/x-mingw32 (host-mingw32.o): Replace
18256 diagnostic.h with $(DIAGNOSTIC_H).
18258 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18261 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18263 * config/i386/sync.md (sync_compare_and_swap<mode>,
18264 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18265 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18267 (sync_double_compare_and_swapdi_pic,
18268 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18269 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18271 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18274 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18276 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18279 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18280 (avx_addsubv4df3): Likewise.
18281 (*avx_addsubv4sf3): Likewise.
18282 (sse3_addsubv4sf3): Likewise.
18284 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18287 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18289 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18292 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18293 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18294 registers for allocnos created from user-defined variables.
18296 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18299 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18300 of non-integer mode as well.
18302 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18304 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18305 for functions for which the parameter types are unknown.
18307 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18310 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18311 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18312 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18313 * config/i386/i386.c (ix86_local_alignment): For
18314 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18315 long long variables on the stack to avoid dynamic realignment.
18316 Allow the first argument to be a decl rather than type.
18317 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18319 2009-03-11 Nick Clifton <nickc@redhat.com>
18322 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18324 Add description to mno-lsim option.
18325 * config/mcore/mcore.h: Remove comment about deprecated m4align
18327 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18328 * doc/invoke.texi: Add description of mno-lsim and
18329 mstack-increment options.
18331 * config/fr30/fr30.opt: Document the -mno-lsim option.
18332 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18333 and -mno-lsim options.
18335 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18337 * fold-const.c (fold_comparison): Only call fold_inf_compare
18338 if the mode supports infinities.
18340 2009-03-11 Jason Merrill <jason@redhat.com>
18343 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18344 end already did. Notice GIMPLE_CALL modifications of the result.
18345 Don't copy debug information from an ignored decl or a decl from
18348 2009-03-10 Richard Guenther <rguenther@suse.de>
18349 Nathan Froyd <froydnj@codesourcery.com>
18351 PR middle-end/37850
18352 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18353 (__divMODE3): Likewise.
18355 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18357 PR tree-optimization/39394
18358 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18359 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18361 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18363 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18364 inline asms for register asm ("") declarations.
18366 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18368 * fold-const.c (fold_unary): Fix comment.
18370 2009-03-07 Jan Hubicka <jh@suse.cz>
18373 * tree-inline.c (setup_one_parameter): Do replacement of const
18374 argument by constant in SSA form.
18376 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18378 PR middle-end/38028
18379 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18380 determine alignment passed to assign_stack_local.
18381 (assign_parms_unsplit_complex): Likewise.
18382 * except.c (sjlj_build_landing_pads): Likewise.
18384 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18386 PR middle-end/39360
18387 * tree-flow.h (add_referenced_var): Return bool instead of void.
18388 * tree-dfa.c (add_referenced_var): Return result of
18389 referenced_var_check_and_insert call.
18390 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18391 of referenced_var_check_and_insert.
18394 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18395 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18396 DIE, don't emit it if abstract origin already has it.
18397 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18398 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18400 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18402 * genpreds.c (needs_variable): Fix parentheses at variable name
18404 (write_tm_constrs_h): Indent generated code.
18406 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18408 * doc/extend.texi (Function Attributes): Add documentation
18409 for isr attributes.
18411 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18414 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18415 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18417 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18419 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18422 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18425 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18426 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18428 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18430 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18431 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18432 constants instead of magic numbers.
18433 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18435 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18436 (x86_64_ms_abi_int_parameter_registers): Ditto.
18437 (x86_64_int_return_registers): Ditto.
18438 (ix86_maybe_switch_abi): Ditto.
18439 (ix86_expand_call): Ditto for clobbered_registers array.
18440 (ix86_hard_regno_mode_ok): Ditto.
18441 (x86_extended_QIreg_mentioned_p): Ditto.
18443 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18445 PR tree-optimization/39349
18446 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18448 * combine.c (gen_lowpart_for_combine): Use omode when generating
18451 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18453 PR rtl-optimization/39235
18454 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18456 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18458 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18460 2009-03-04 Richard Guenther <rguenther@suse.de>
18462 PR tree-optimization/39362
18463 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18464 that occur in abnormal PHIs should be varying.
18466 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18468 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18470 (simple_iv): Take loop as an argument instead of statement.
18471 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18472 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18474 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18476 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18477 * matrix-reorg.c (analyze_transpose): Ditto.
18478 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18479 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18480 * tree-predcom.c (ref_at_iteration): Ditto.
18481 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18483 2009-03-04 Richard Guenther <rguenther@suse.de>
18485 PR tree-optimization/39358
18486 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18487 escaped_id and callused_id.
18488 (solve_graph): Likewise.
18490 2009-03-04 Richard Guenther <rguenther@suse.de>
18492 PR tree-optimization/39339
18493 * tree-sra.c (try_instantiate_multiple_fields): Make it
18494 no longer ICE on the above.
18496 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18498 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18499 that fits within Pmode.
18501 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18503 PR middle-end/10109
18504 * tm.texi (LIBCALL_VALUE): Update description.
18506 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18508 PR middle-end/34443
18509 * doc/extend.texi (section): Update description.
18511 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18513 PR middle-end/39345
18514 * tree-inline.c (remapped_type): New.
18515 (can_be_nonlocal): Call remapped_type instead of remap_type.
18517 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18520 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18521 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18523 2009-03-03 Richard Guenther <rguenther@suse.de>
18525 PR middle-end/39272
18526 * tree.c (tree_nonartificial_location): New function.
18527 * tree.h (tree_nonartificial_location): Declare.
18528 * builtins.c (expand_builtin_memory_chk): Provide location
18529 of the call location for artificial function pieces.
18530 (maybe_emit_chk_warning): Likewise.
18531 (maybe_emit_sprintf_chk_warning): Likewise.
18532 (maybe_emit_free_warning): Likewise.
18533 * expr.c (expand_expr_real_1): Likewise.
18535 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18537 PR tree-optimization/39343
18538 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18539 COMPONENT_REF t has ARRAY_TYPE.
18541 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18543 PR middle-end/39335
18544 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18545 when the type precision of the induction variable should be
18546 larger than the type precision of nit.
18547 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18548 * graphite.c (graphite_loop_normal_form): Same.
18549 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18551 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18553 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18554 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18555 numbers to describe clobbered registers.
18556 (*call_value_0_rex64_ms_sysv): Ditto.
18557 * config/i386/mmx.md (mmx_emms): Ditto.
18558 (mmx_femms): Ditto.
18560 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18562 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18565 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18567 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18568 (spu_section_type_flags): New function.
18570 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18572 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18573 reg_class_contents of FLOAT_REGS into a temporary.
18575 2009-03-02 Richard Guenther <rguenther@suse.de>
18576 Ira Rosen <irar@il.ibm.com>
18578 PR tree-optimization/39318
18579 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18580 information to the vectorized statement.
18582 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18584 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18585 variable. Use defined names instead of magic constants for REX SSE
18588 2009-03-01 Richard Guenther <rguenther@suse.de>
18590 PR tree-optimization/39331
18591 * omp-low.c (lower_send_shared_vars): Do not receive new
18592 values for the reference of DECL_BY_REFERENCE parms or results.
18594 2009-03-01 Jan Hubicka <jh@suse.cz>
18597 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18598 BLOCK_NONLOCALIZED_VAR): New macros.
18599 (tree_block): Add nonlocalized_vars.
18600 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18601 gen_decl_die): Add origin argument. Allow generation of die with
18602 origin at hand only.
18603 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18604 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18606 (gen_block_die): Fix checking for unused blocks.
18607 (process_scope_var): Break out from .... ; work with origins only.
18608 (decls_for_scope) ... here; process nonlocalized list.
18609 (dwarf2out_ignore_block): Look for nonlocalized vars.
18610 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18612 (dump_scope_block): Dump them.
18613 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18614 (remap_block): Likewise.
18615 (can_be_nonlocal): New predicate.
18616 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18618 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18620 * configure: Regenerate.
18622 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18624 * optc-gen.awk: No need to duplicate option flags twice.
18625 Reuse help texts for duplicate options which do not have any.
18627 * gcc.c (display_help): Document --version.
18629 * gcc.c (main): If print_help_list and verbose_flag, ensure
18630 driver output comes before subprocess output.
18632 * optc-gen.awk: Assign all remaining fields to help string,
18633 space-separated, for multi-line help in *.opt.
18635 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18636 -Wno-pedantic-ms-format is for MinGW targets only.
18638 * doc/options.texi (Option file format): Fix bad indentation,
18639 restoring dropped sentence.
18641 2009-02-28 Jan Hubicka <jh@suse.cz>
18643 * tree-inline.c (tree_function_versioning): Output debug info.
18645 2009-02-28 Jan Hubicka <jh@suse.cz>
18648 * tree-inline.c (setup_one_parameter): Do not copy propagate
18649 arguments when not optimizing.
18651 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18654 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18655 (avx_addsubv4df3): Likewise.
18656 (*avx_addsubv4sf3): Likewise.
18657 (sse3_addsubv4sf3): Likewise.
18658 (*avx_addsubv2df3): Likewise.
18659 (sse3_addsubv2df3): Likewise.
18660 (avx_unpckhps256): Correct item selectors.
18661 (avx_unpcklps256): Likewise.
18662 (avx_unpckhpd256): Likewise.
18663 (avx_unpcklpd256): Likewise.
18665 2009-02-28 Jan Hubicka <jh@suse.cz>
18667 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18669 (copy_arguments_for_versioning): If var is declared don't declare it.
18670 (tree_function_versioning): First setup substitutions and then copy
18673 2009-02-27 Jan Hubicka <jh@suse.cz>
18676 * cgraph.h (varpool_output_debug_info): Remove.
18677 * cgraphunit.c (varpool_output_debug_info): Remove.
18678 * dwarf2out.c (deferred_locations_struct): New struct
18679 (deferred_locations): New type.
18680 (deferred_locations_list): New static var.
18681 (deffer_location): New function.
18682 (gen_variable_die): Use it.
18683 (decls_for_scope): Output info on local static vars.
18684 (dwarf2out_finish): Process deferred locations.
18685 * varpool.c (varpool_output_debug_info): Remove.
18687 2009-02-27 Jan Hubicka <jh@suse.cz>
18690 * tree.h (TREE_PROTECTED): Fix comment.
18691 (BLOCK_HANDLER_BLOCK): Remove.
18692 (struct tree_block): Remove handler_block add body_block.
18693 (inlined_function_outer_scope_p): New.
18694 (is_body_block): Remove.
18695 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18696 * dwarf2out.c (is_inlined_entry_point): Remove.
18697 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18698 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18700 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18701 * gimplify.c (gimplify_expr): Gimplify body blocks.
18702 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18703 block with multiple subblocks.
18704 (dump_scope_block): Prettier output; dump more flags and info.
18705 (dump_scope_blocks): New.
18706 (remove_unused_locals): Use dump_scope_blocks.
18707 * tree-flow.h (dump_scope_blocks): Declare.
18708 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18709 * stmt.c (is_body_block): Remove.
18710 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18711 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18713 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18715 PR middle-end/39308
18716 * graphite.c (graphite_loop_normal_form): Do not call
18717 number_of_iterations_exit from a gcc_assert.
18719 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18721 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18722 jumps if COND is NULL.
18723 (find_cond_jump): New function.
18724 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18725 * config/s390/s390.md: Remove z10_cobra attribute value.
18727 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18729 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18730 force_const_mem returns NULL_RTX.
18732 2009-02-26 Jan Hubicka <jh@suse.cz>
18735 * cgraph.h (varpool_output_debug_info): Remove.
18736 * cgraphunit.c (varpool_output_debug_info): Remove.
18737 * dwarf2out.c (deferred_locations_struct): New struct
18738 (deferred_locations): New type.
18739 (deferred_locations_list): New static var.
18740 (deffer_location): New function.
18741 (gen_variable_die): Use it.
18742 (decls_for_scope): Output info on local static vars.
18743 (dwarf2out_finish): Process deferred locations.
18744 * varpool.c (varpool_output_debug_info): Remove.
18746 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18748 PR rtl-optimization/39241
18749 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18750 to subreg_offset_representable_p.
18752 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18754 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18755 execute function prototype. Get f and nregs from max_reg_num
18756 and get_insns. Remove the first backward pass as it's dead,
18757 guard the forward pass by flag_expensive_optimizations.
18758 (rest_of_handle_regmove): Delete.
18759 (pass_regmove): Replace it with regmove_optimize.
18761 2009-02-25 Martin Jambor <mjambor@suse.cz>
18763 PR tree-optimization/39259
18764 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18765 calls_alloca function flags.
18766 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18767 calls are detected.
18769 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18771 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18772 flags_set_1_rtx, flags_set_1_set): Delete.
18773 (regmove_optimize): Do not call mark_flags_life_zones.
18775 2009-02-24 Julian Brown <julian@codesourcery.com>
18778 * config/arm/arm.c (require_pic_register): Only set
18779 cfun->machine->pic_reg once per function.
18781 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18783 * doc/invoke.texi (Link Options): Document an easier way to pass
18784 options that take arguments to the GNU linker using -Xlinker and -Wl.
18786 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18789 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18791 2009-02-24 Richard Guenther <rguenther@suse.de>
18794 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18796 2009-02-24 Richard Guenther <rguenther@suse.de>
18797 Zdenek Dvorak <ook@ucw.cz>
18799 PR tree-optimization/39233
18800 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18801 from converting them to a generic type.
18803 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18805 PR tree-optimization/39260
18806 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18807 contains a condition with a real type.
18808 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18810 2009-02-23 Jason Merrill <jason@redhat.com>
18813 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18814 narrowing_initializer_constant_valid_p.
18815 (narrowing_initializer_constant_valid_p): Don't return
18816 null_pointer_node for adding a pointer to itself.
18818 2009-02-23 Jan Hubicka <jh@suse.cz>
18821 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18824 2009-02-23 Jan Hubicka <jh@suse.cz>
18826 PR tree-optimization/37709
18827 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18828 * tree.h (block_ultimate_origin): Declare.
18829 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18830 * tree-ssa-live.c (remove_unused_scope_block_p):
18831 Eliminate blocks containig no instructions nor live variables nor
18833 (dump_scope_block): New function.
18834 (remove_unused_locals): Enable removal of dead blocks by default;
18835 enable dumping at TDF_DETAILS.
18837 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18839 * config/i386/i386.c (classify_argument): Don't allow COImode
18841 (function_arg_advance_32): Don't allow OImode.
18842 (function_arg_32): Likewise.
18843 (function_value_32): Likewise.
18844 (return_in_memory_32): Likewise.
18845 (function_arg_64): Remove OImode comment.
18847 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18850 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18851 ix86_expand_vector_set for V4DImode in 64bit mode only.
18852 (ix86_expand_vector_init_one_var): Likewise.
18854 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18856 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18858 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18861 * loop-iv.c: Revert last change.
18862 * emit-rtl.c: Likewise.
18864 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18867 * config/i386/i386.c (type_natural_mode): Remove an extra
18868 space in the warning message.
18869 (function_value_32): Handle 32-byte vector modes.
18870 (return_in_memory_32): Likewise.
18872 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18874 * loop-iv.c (truncate_value): New function.
18875 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18877 (lowpart_subreg): Move to...
18878 * emit-rtl.c: ...here.
18880 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18882 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18883 accidental and undocumented change at revision 140860.
18885 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18887 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18888 take gimple_seq * arguments.
18889 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18890 types_compatible_p langhook.
18892 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18893 Joseph Myers <joseph@codesourcery.com>
18895 * config/arm/arm.c (arm_builtin_va_list): New function.
18896 (arm_expand_builtin_va_start): Likewise.
18897 (arm_gimplify_va_arg_expr): Likewise.
18898 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18899 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18900 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18901 (va_list_type): New variable.
18902 (arm_mangle_type): Mangle va_list_type appropriately.
18904 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18906 PR middle-end/39157
18907 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18908 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18909 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18910 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18911 parameter to 1000 for -O1 by default.
18912 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18914 * loop-invariant.c: Include params.h.
18915 (move_loop_invariants): Don't call move_single_loop_invariants on
18918 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18920 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18921 offset when calculating bounds for indexing stack_usage_map. Fixes
18922 a buffer overflow with certain target setups.
18924 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18927 * calls.c (expand_call): Clear try_tail_call if caller and callee
18928 disagree in promotion of function return value.
18930 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18933 * c-common.c (c_determine_visibility): If visibility changed and
18934 DECL_RTL has been already set, call make_decl_rtl to update symbol
18937 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18940 * varasm.c (assemble_variable): Don't check DECL_NAME when
18941 globalizing a variable.
18943 2009-02-19 Joseph Myers <joseph@codesourcery.com>
18946 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
18947 expression before any __builtin_trap call.
18948 * c-typeck.c (build_function_call): Convert and check function
18949 arguments before generating a call to a trap. Evaluate the
18950 function arguments before the trap.
18952 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
18955 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
18956 (UNSPEC_FXAM_MEM): New unspec.
18957 (fxam<mode>2_i387_with_temp): New insn and split pattern.
18958 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
18959 memory using fxam<mode>2_i387_with_temp to remove excess precision.
18961 2009-02-19 Richard Guenther <rguenther@suse.de>
18963 PR tree-optimization/39207
18964 PR tree-optimization/39074
18965 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
18966 storedanything_tree): New.
18967 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
18968 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
18969 (build_succ_graph): Add edges from STOREDANYTHING to all
18971 (init_base_vars): Initialize STOREDANYTHING.
18972 (compute_points_to_sets): Free substitution info after
18973 building the succ graph.
18974 (ipa_pta_execute): Likewise.
18976 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
18978 (do_ds_constraint): Do not add to special var or non-pointer
18980 (type_could_have_pointers): Split out from ...
18981 (could_have_pointers): ... here. For arrays use the element type.
18982 (create_variable_info_for): Initialize may_have_pointers.
18983 (new_var_info): Likewise.
18984 (handle_lhs_call): Make the HEAP variable unknown-sized.
18985 (intra_create_variable_infos): Use a type with pointers for
18986 PARM_NOALIAS, make it unknown-sized.
18988 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
18991 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
18993 2009-02-18 Jason Merrill <jason@redhat.com>
18996 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
18997 value if DECL_EXTERNAL.
18998 * tree-sra.c (sra_walk_gimple_assign): Likewise.
18999 * target.h (gcc_target::binds_local_p): Clarify "module".
19000 * tree.h (TREE_PUBLIC): Clarify "module".
19002 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19005 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19006 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19008 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19011 * c.opt (Wabi): Support C and ObjC.
19014 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19016 * config/i386/i386.c (classify_argument): Warn once about the ABI
19017 change when passing union with long double.
19019 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19021 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19024 * c-parser.c (c_parser_compound_statement): Always enter and leave
19027 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19030 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19032 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19034 PR tree-optimization/36922
19035 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19036 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19039 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19041 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19044 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19046 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19048 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19050 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19053 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19054 Richard Sandiford <rdsandiford@googlemail.com>
19056 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19057 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19058 (loongson_biadd): ...this.
19060 2009-02-17 Richard Guenther <rguenther@suse.de>
19062 PR tree-optimization/39202
19063 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19064 a var make sure to follow existing collapses.
19066 2009-02-17 Richard Guenther <rguenther@suse.de>
19068 PR middle-end/39214
19069 * langhooks.c (lhd_print_error_function): Check for NULL block.
19071 2009-02-17 Richard Guenther <rguenther@suse.de>
19073 PR tree-optimization/39204
19074 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19077 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19079 * config/soft-fp/double.h: Update from glibc CVS.
19081 2009-02-17 Richard Guenther <rguenther@suse.de>
19083 PR tree-optimization/39207
19084 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19085 strict-aliasing warnings for pointers pointing to NULL.
19087 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19090 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19091 skipping until next close brace.
19093 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19096 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19097 to function argument boundary.
19099 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19101 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19102 in the lea_add. Reload eventually constraints it properly.
19103 * config/picochip/constraints.md: Remove the target constraint
19104 "b", since it is not needed anymore.
19106 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19108 * gthr-dce.h: Uglify function parameter and local variable names.
19109 * gthr-gnat.h: Likewise.
19110 * gthr-mipssde.h: Likewise.
19111 * gthr-nks.h: Likewise.
19112 * gthr-posix95.h: Likewise.
19113 * gthr-posix.h: Likewise.
19114 * gthr-rtems.h: Likewise.
19115 * gthr-single.h: Likewise.
19116 * gthr-solaris.h: Likewise.
19117 * gthr-tpf.h: Likewise.
19118 * gthr-vxworks.h: Likewise.
19119 * gthr-win32.h: Likewise.
19121 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19124 * config/i386/i386.md: Restrict the new peephole2 to move
19125 between MMX/SSE registers.
19127 2009-02-15 Richard Guenther <rguenther@suse.de>
19130 2009-02-13 Richard Guenther <rguenther@suse.de>
19132 * configure.ac: Enable LFS.
19133 * configure: Re-generate.
19134 * config.in: Likewise.
19136 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19138 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19139 spu_srqwbyte, spu_srqwbytebc): Define.
19140 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19141 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19142 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19143 "shrqby_<mode>"): New insn-and-split patterns.
19144 * config/spu/spu.c (expand_builtin_args): Determine and return
19145 number of operands using spu_builtin_description data.
19146 (spu_expand_builtin_1): Use it.
19148 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19151 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19154 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19157 * config/i386/i386.c (override_options): Correct warning
19158 messages for -malign-loops, -malign-jumps and -malign-functions.
19160 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19163 * config/i386/i386.md: Restrict the new peephole2 to move
19164 between the general purpose registers.
19166 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19169 * config/i386/i386.c (type_natural_mode): Add a new argument.
19170 Return the original mode and warn ABI change if vector size is 32byte.
19171 (function_arg_advance): Updated.
19172 (function_arg): Likewise.
19173 (ix86_function_value): Likewise.
19174 (ix86_return_in_memory): Likewise.
19175 (ix86_sol10_return_in_memory): Likewise.
19176 (ix86_gimplify_va_arg): Likewise.
19177 (function_arg_32): Don't warn ABX ABI change here.
19178 (function_arg_64): Likewise.
19180 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19182 * loop-iv.c (implies_p): In the final case, test that operands 0
19183 of the two comparisons match.
19185 * config/bfin/bfin.c (find_prev_insn_start): New function.
19186 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19187 (find_next_insn_start): Move.
19189 2009-02-13 Richard Guenther <rguenther@suse.de>
19191 * configure.ac: Enable LFS.
19192 * configure: Re-generate.
19193 * config.in: Likewise.
19195 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19198 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19199 sizes on syntax error after some arguments have been parsed.
19201 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19203 * doc/invoke.texi (-fira): Remove.
19205 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19207 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19208 * recog.c: Likewise.
19211 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19213 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19214 (umul_ppmm): Likewise.
19215 (count_leading_zeros): Likewise.
19216 (count_trailing_zeros): Likewise.
19217 (UMUL_TIME): Likewise.
19219 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19221 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19222 soft-fp/t-softfp to tmake_file.
19224 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19225 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19226 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19227 IA64_BUILTIN_INFQ]: New.
19228 (ia64_init_builtins): Initialize __builtin_infq,
19229 __builtin_fabsq and __builtin_copysignq if not HPUX.
19230 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19231 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19233 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19235 (__fixtfti): Likewise.
19236 (__fixunstfti): Likewise.
19237 (__floattitf): Likewise.
19239 * config/ia64/libgcc-glibc.ver: New.
19240 * config/ia64/t-fprules-softfp: Likewise.
19241 * config/ia64/sfp-machine.h: Likewise.
19243 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19244 (LIBGCC2_TF_CEXT): Likewise.
19245 (TF_SIZE): Likewise.
19246 (TARGET_INIT_LIBFUNCS): Likewise.
19248 * config/ia64/t-glibc (SHLINB_MAPFILES):
19249 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19251 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19253 * config/i386/i386.c (construct_container): Rewrite processing
19254 BLKmode with X86_64_SSE_CLASS.
19256 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19259 * config/i386/i386.md: Replace simplify_replace_rtx with
19260 replace_rtx in the new peephole2.
19262 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19264 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19265 loop unrolling do not happen at -O2.
19267 2009-02-12 Michael Matz <matz@suse.de>
19269 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19271 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19273 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19276 2009-02-12 Ben Elliston <bje@au.ibm.com>
19278 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19279 patterns when updating the back chain. Missed in the 2009-02-10
19282 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19284 * doc/extend.texi (Decimal Floating Types): Update identifier of
19285 draft TR and list of missing support.
19287 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19289 PR middle-end/39154
19290 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19291 bit to variable length decl's flags, add it also to its
19292 pointer replacement variable.
19294 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19295 Jakub Jelinek <jakub@redhat.com>
19298 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19299 (memory_blockage): New expander.
19300 (*memory_blockage): New insn pattern.
19301 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19302 instead of general blockage at the end of function prologue when
19303 frame pointer is used to access red zone area. Do not emit blockage
19304 when profiling, it is emitted in generic code.
19305 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19306 function epilogue when frame pointer is used to access red zone area.
19308 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19311 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19312 by arithmetic with memory operands.
19313 * config/i386/predicates.md (commutative_operator): New.
19315 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19317 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19320 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19322 * alias.h (record_alias_subset): Declare.
19323 * alias.c (record_alias_subset): Make global.
19325 2009-02-10 Nick Clifton <nickc@redhat.com>
19327 * tree-parloops.c: Change license to GPLv3.
19328 * ipa-struct-reorg.c: Change license to GPLv3.
19329 * ipa-struct-reorg.h: Change license to GPLv3.
19331 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19334 * c-decl.c (start_struct): Return NULL on error.
19336 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19338 PR middle-end/39124
19339 * cfgloopmanip.c (remove_path): Call remove_bbs after
19340 cancel_loop_tree, not before it.
19343 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19344 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19345 VAR_DECLs were seen.
19346 * tree-ssa-live.c (remove_unused_locals): Recompute
19347 cfun->has_local_explicit_reg_vars.
19348 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19349 copies or clearings if cfun->has_local_explicit_reg_vars.
19351 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19354 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19355 of function prologue when frame pointer is used to access
19358 2009-02-10 Richard Guenther <rguenther@suse.de>
19360 PR middle-end/39127
19361 * gimplify.c (gimple_regimplify_operands): Always look if
19362 we need to create a temporary.
19364 2009-02-10 Richard Guenther <rguenther@suse.de>
19366 PR tree-optimization/39132
19367 * tree-loop-distribution.c (todo): New global var.
19368 (generate_memset_zero): Trigger TODO_rebuild_alias.
19369 (tree_loop_distribution): Return todo.
19371 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19374 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19375 (x86_64_reg_class_name): Removed.
19376 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19377 first one isn't X86_64_SSE_CLASS or any other ones aren't
19378 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19379 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19380 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19381 and 3 X86_64_SSEUP_CLASS.
19382 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19383 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19385 2009-02-10 Ben Elliston <bje@au.ibm.com>
19387 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19388 form instruction to update the stack back chain word, even if the
19389 user has disabled the generation of update instructions.
19390 (movdi_<mode>_update_stack): New.
19391 (movsi_update_stack): Likewise.
19392 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19393 always use an update form instruction to update the stack back
19396 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19398 PR middle-end/38953
19399 * graphite.c (if_region_set_false_region): After moving a region in
19400 the false branch of a condition, remove the empty dummy basic block.
19401 (gloog): Remove wrong fix for PR38953.
19403 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19405 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19406 generation due to implicit sign extension.
19408 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19410 PR middle-end/38981
19411 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19412 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19414 2009-02-09 Richard Guenther <rguenther@suse.de>
19416 PR middle-end/35202
19417 * convert.c (convert_to_real): Disable (float)fn((double)x)
19418 to fnf(x) conversion if errno differences may occur and
19419 -fmath-errno is set.
19421 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19423 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19424 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19425 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19427 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19430 * c-common.c (handle_alias_attribute): Disallow attribute for
19431 anything not a FUNCTION_DECL or VAR_DECL.
19433 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19436 * real.c (do_compare): Special-case compare of zero against
19437 decimal float value.
19439 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19442 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19443 as indicating flexible array members unless the field itself is
19444 being declarared as the incomplete array.
19446 2009-02-06 Jan Hubicka <jh@suse.cz>
19448 PR tree-optimization/38844
19449 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19450 is already inlined.
19452 2009-02-06 Richard Guenther <rguenther@suse.de>
19454 PR middle-end/38977
19455 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19456 fork because we may expand it as __gcov_fork.
19458 2009-02-06 Nick Clifton <nickc@redhat.com>
19460 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19462 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19464 PR tree-optimization/35659
19465 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19466 vn_phi_eq): Shortcut if hashcode does not match.
19467 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19469 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19470 and avoid iterative_hash_expr.
19471 (FOR_EACH_VALUE_ID_IN_SET): New.
19472 (value_id_compare): Remove.
19473 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19474 sort expressions by value id.
19476 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19479 * config/sh/predicates.md (general_movsrc_operand): Don't check
19480 the subreg of system registers here.
19482 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19485 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19486 on the copied decl.
19488 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19490 PR rtl-optimization/39110
19491 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19492 addresses, not aligned ones.
19494 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19495 Richard Guenther <rguenther@suse.de>
19497 PR tree-optimization/39100
19498 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19499 comment says and add edges.
19501 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19504 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19505 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19507 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19509 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19510 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19511 register_bb_in_sese, new_sese, free_sese): Moved.
19512 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19513 outermost_loop_in_scop, build_scop_iteration_domain,
19514 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19515 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19516 Use loop_in_sese_p instead of loop_in_scop_p.
19517 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19518 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19519 (scopdet_basic_block_info): Fix bug in scop detection.
19520 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19521 eq_loop_to_cloog_loop): Remove.
19522 (nb_loops_around_loop_in_scop, nb_loop
19523 ref_nb_loops): Moved here...
19524 * graphite.h (ref_nb_loops): ... from here.
19525 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19526 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19527 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19528 * testsuite/gcc.dg/graphite/scop-19.c: New
19530 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19531 Hans-Peter Nilsson <hp@axis.com>
19533 PR rtl-optimization/37889
19534 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19535 Move offset handling from PLUS to before the switch. Use new
19536 arguments when considering SYMBOL_REFs too.
19537 (rtx_addr_can_trap_p): Pass dummy offset and size.
19538 (enum may_trap_p_flags): Remove.
19539 (may_trap_p_1): Pass size from MEM_SIZE.
19541 PR rtl-optimization/38921
19542 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19543 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19544 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19545 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19547 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19549 AVX Programming Reference (January, 2009)
19550 * config/i386/sse.md (*vpclmulqdq): New.
19552 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19554 PR tree-optimization/38977
19555 PR gcov-profile/38292
19556 * calls.c (special_function_p): Disregard __builtin_ prefix.
19558 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19560 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19561 non-indexable addresses even before reload.
19563 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19566 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19567 as having variable size. Do not give an error for unnamed
19568 parameters with [*] declarators. Give a warning for type names
19569 with [*] declarators and mark them as variable size.
19570 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19571 for sizeof applied to [*] type names.
19573 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19576 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19578 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19580 * gcc.c (process_command): Update copyright notice dates.
19581 * gcov.c (print_version): Likewise.
19582 * gcov-dump.c (print_version): Likewise.
19583 * mips-tfile.c (main): Likewise.
19584 * mips-tdump.c (main): Likewise.
19586 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19589 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19590 for composite type involving a zero-length array type.
19592 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19595 * function.c (match_asm_constraints_1): Skip over
19596 initial optional % in the constraint.
19598 PR inline-asm/39059
19599 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19600 supported, don't accept FIXED_CSTs.
19601 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19602 and _Sat is used without _Fract/_Accum. Set specs->type to
19603 integer_type_node for cts_fract/cts_accum if fixed point is not
19606 2009-02-02 Catherine Moore <clm@codesourcery.com>
19608 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19610 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19612 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19613 (ABI_HAS_64BIT_SYMBOLS): Use it.
19614 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19616 2009-02-02 Paul Brook <paul@codesourcery.com>
19618 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19620 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19622 PR inline-asm/39058
19623 * recog.h (asm_operand_ok): Add constraints argument.
19624 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19625 recurse on matching constraint.
19626 (check_asm_operands): Pass constraints as 3rd argument to
19627 asm_operand_ok. Don't look up matching constraint here.
19628 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19631 2009-02-02 Ben Elliston <bje@au.ibm.com>
19633 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19634 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19636 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19638 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19639 information. Remove some obsolete information. Reorganize.
19641 * config/pa/fptr.c: Revert license to GPL 2.
19642 * config/pa/milli64.S: Likewise.
19644 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19647 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19648 LIBRARY name in, instead of hard-coding it.
19649 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19650 extra target make frag to tmake_files according to EH model.
19651 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19652 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19653 frags that define makefile variable EH_MODEL appropriately.
19654 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19655 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19656 to "-sjlj" according to type of EH configured.
19657 (LIBGCC_SONAME): Concatenate it to shared library base name.
19658 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19659 to "_sjlj" according to type of EH configured.
19660 (LIBGCC_SONAME): Concatenate it to shared library base name.
19661 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19662 (SHLIB_LINK): Add missing semicolon to if-else construct.
19663 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19664 string value of "pe_dll" command-line option.
19665 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19666 (SHLIB_SONAME): Use it when overriding t-cygming default.
19667 (SHLIB_IMPLIB): Override t-cygming default.
19668 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19669 string value of "pe_dll" command-line option.
19671 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19674 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19675 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19677 2009-01-31 Richard Guenther <rguenther@suse.de>
19679 PR tree-optimization/38937
19680 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19681 computing the transitive closure.
19683 2009-01-30 Richard Guenther <rguenther@suse.de>
19685 PR tree-optimization/39041
19686 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19687 Propagate variable indices only if the types match for this stmt.
19689 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19692 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19693 inline but never defined.
19695 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19697 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19698 (*insv_h_di_reg_extimm): New insn.
19699 (*insv_l<mode>_reg_extimm): New insn.
19701 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19703 * config/picochip/picochip.c (flag_conserve_stack): set
19704 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19705 fconserve-stack. Reduce call-overhead used by inliner.
19707 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19710 * common.opt (flag_conserve_stack): Initialised to zero.
19712 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19715 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19716 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19719 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19721 * ira-color.c (allocno_reload_assign): Update comments.
19722 * regmove.c (regmove_optimize): Likewise.
19726 2009-01-29 Robert Millan <rmh@aybabtu.com>
19728 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19729 * config/i386/kopensolaris-gnu.h: New file. Undefine
19730 `MD_UNWIND_SUPPORT'.
19731 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19733 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19735 PR tree-optimization/39007
19736 * tree-loop-distribution.c (generate_builtin): Use
19737 recompute_dominator to compute the immediate dominator of the
19738 basic block just after the loop.
19740 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19742 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19743 (ASM_OUTPUT_DWARF_PCREL): Define.
19745 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19747 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19748 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19749 global. Modify entries about regmove and IRA.
19751 * ra-conflict.c: Remove the file.
19753 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19755 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19756 (pass_regclass_init): Rename to pass_reginfo_init.
19758 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19760 * toplev.h (flag_ira): Remove.
19762 * caller-save.c (setup_save_areas): Remove flag_ira.
19764 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19766 * global.c: Remove the file.
19768 * opts.c (decode_options): Remove flag_ira.
19770 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19772 * regmove.c: Modify file description.
19773 (find_use_as_address, try_auto_increment): Define them only if
19774 AUTO_INC_DEC is defined.
19775 (replacement_quality, replace_in_call_usage, fixup_match_1,
19776 stable_and_no_regs_but_for_p): Remove.
19777 (reg_set_in_bb): Make it static.
19778 (regmove_optimize): Remove flag_ira and code which worked for
19781 * local-alloc.c: Remove the file.
19783 * common.opt (fira): Remove.
19785 * ira.c: Include except.h.
19786 (eliminable_regset): Move from global.c.
19787 (mark_elimination): Ditto. Remove flag_ira.
19788 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19789 equiv_mem_modified, validate_equiv_mem_from_store,
19790 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19791 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19792 no_equiv, recorded_label_ref): Move from local-alloc.c.
19793 (update_equiv_regs): Ditto. Make it static.
19794 (print_insn_chain, print_insn_chains): Move it from global.c.
19795 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19796 (build_insn_chain): Ditto. Make it static.
19797 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19798 Rename to init_live_subregs.
19799 (gate_ira): Remove flag_ira.
19801 * regclass.c: Rename reginfo.c. Change file description.
19802 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19803 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19804 (init_reg_sets_1): Remove code for evaluation of
19805 reg_class_superclasses and losing_caller_save_reg_set.
19806 (init_regs): Remove init_reg_autoinc.
19807 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19808 ok_for_base_p_nonstrict): Remove.
19809 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19810 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19811 corresponding entries.
19812 (dump_regclass, record_operand_costs, scan_one_insn,
19813 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19814 record_address_regs, auto_inc_dec_reg_p): Remove.
19815 (gt-regclass.h): Rename to gt-reginfo.h.
19817 * rtl.h (dump_global_regs, retry_global_alloc,
19818 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19820 * Makefile.in (RA_H): Remove.
19821 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19822 Rename regclass.o to reginfo.o.
19823 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19825 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19826 (GTFILES): Rename regclass.c to reginfo.c.
19828 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19829 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19831 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19832 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19834 (finish_spills): Ditto. Remove code for !flag_ira.
19836 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19838 PR middle-end/35854
19839 * doc/invoke.texi (rtl debug options): Complete rewrite.
19840 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19842 * mode-switching.c (pass_mode_switching): Rename pass from
19843 "mode-sw" to "mode_sw".
19844 * except.c (pass_convert_to_eh_ranges): Rename pass from
19845 "eh-ranges" to "eh_ranges".
19846 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19850 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19851 Alexander Monakov <amonakov@ispras.ru>
19853 PR middle-end/38857
19854 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19856 (move_exprs_to_boundary): Change return type and pass through
19857 should_move from move_op. Relax assert. Update usage ...
19858 (schedule_expr_on_boundary): ... here. Use should_move instead of
19860 (move_op_orig_expr_found): Indicate that insn was disconnected from
19862 (code_motion_process_successors): Do not call after_merge_succs
19863 callback if original expression was not found when traversing any of
19865 (code_motion_path_driver): Change return type. Update prototype.
19866 (move_op): Update comment. Add a new parameter (should_move). Update
19867 prototype. Set *should_move based on indication provided by
19868 move_op_orig_expr_found.
19870 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19872 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19873 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19874 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19875 * config/rs6000/rs6000.c (rs6000_override_options): Default
19876 avoid-indexed-addresses on for Power6, off for everything else.
19877 (avoiding_indexed_address_p): New function.
19878 (rs6000_legitimize_address): Use it.
19879 (rs6000_legitimate_address): Likewise.
19880 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19882 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19884 PR tree-optimization/38997
19885 * tree-loop-distribution.c (generate_memset_zero): Use
19886 POINTER_PLUS_EXPR for a pointer addition.
19888 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19890 * config/s390/s390.md (bswap<mode>2): New pattern added.
19892 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19894 * config/s390/s390.md (*tls_load_31): Added type attribute.
19896 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19898 * config/s390/s390.md: Fix a few comments.
19900 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19902 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19903 (*tm<mode>_full): Fixed z10prop attribute.
19904 (*tst<mode>_extimm): Fixed z10prop attribute.
19905 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19906 (*tstqiCCT_cconly): Fixed z10prop attribute.
19907 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19908 (*movsi_larl): Fixed z10prop attribute.
19909 (*movsi_zarch): Fixed z10prop attribute.
19910 (*movsi_eas): Fixed z10prop attribute.
19911 (*movhi): Fixed z10prop attribute.
19912 (*movqi): Fixed z10prop attribute.
19913 (*movstrictqi): Fixed z10prop attribute.
19914 (*mov<mode>): Fixed z10prop attribute.
19915 (*movcc): Fixed z10prop attribute.
19916 (*sethighpartdi_64): Fixed z10prop attribute.
19917 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19918 (*negdi2_sign_cc): Fixed z10prop attribute.
19919 (*negdi2_sign): Fixed z10prop attribute.
19920 (*absdi2_sign_cc): Fixed z10prop attribute.
19921 (*absdi2_sign): Fixed z10prop attribute.
19922 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19923 (*negabsdi2_sign): Fixed z10prop attribute.
19924 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19925 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19926 (doloop_si64): Fixed z10prop attribute.
19927 (doloop_si31): Fixed z10prop attribute.
19928 (doloop_long): Fixed z10prop attribute.
19929 (indirect_jump): Fixed z10prop attribute.
19930 (nop): Fixed z10prop attribute.
19931 (main_base_64): Fixed z10prop attribute.
19932 (reload_base_64): Fixed z10prop attribute.
19934 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19936 PR rtl-optimization/38740
19937 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19939 * config/mips/mips.c (mips_reorg): Likewise.
19941 2009-01-28 Richard Guenther <rguenther@suse.de>
19943 PR tree-optimization/38926
19944 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
19945 with the correct value id to a value.
19946 (do_regular_insertion): Use the value number of edoubleprime
19947 for the value number of the expr.
19950 2008-08-21 Richard Guenther <rguenther@suse.de>
19952 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
19953 a PHI ask VN if it is already available.
19954 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
19955 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
19957 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19959 PR middle-end/38934
19960 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
19961 set to varying whenever max has TREE_OVERFLOW set, similarly
19962 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
19964 2009-01-28 Richard Guenther <rguenther@suse.de>
19966 PR middle-end/38908
19967 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
19968 uninitialized aggregate uses in call arguments.
19970 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
19972 PR tree-optimization/38984
19973 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
19974 the nothing_id variable if -fno-delete-null-pointer-checks.
19976 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
19979 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
19980 (set_got_offset_rex64): Ditto.
19982 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
19985 * doc/extend.texi: Improve local variable with asm reg.
19987 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
19989 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
19990 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
19991 was not supplied then set warn_packed_bitfield_compat to the
19992 default value of 1.
19993 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
19996 2009-01-27 Richard Guenther <rguenther@suse.de>
19998 PR tree-optimization/38503
19999 * cfgexpand.c (expand_gimple_basic_block): Ignore
20000 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20001 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20002 variables that cannot have TBAA applied.
20003 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20006 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20008 PR middle-end/38969
20009 * calls.c (initialize_argument_information): Do not wrap complex
20010 arguments in SAVE_EXPR.
20012 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20014 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20015 (INSTALL_LIBGCC): Revert typo commit.
20017 2009-01-26 Richard Guenther <rguenther@suse.de>
20019 PR tree-optimization/38745
20020 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20021 from special handling.
20023 2009-01-26 Richard Guenther <rguenther@suse.de>
20025 PR tree-optimization/38745
20026 * tree-ssa.c (execute_update_addresses_taken): Do not include
20027 variables that cannot possibly be a register in not_reg_needs.
20028 Do not clear TREE_ADDRESSABLE on vars that may not become
20030 * tree-ssa.c (update_alias_info_1): Include those in the set
20031 of addressable vars.
20033 2009-01-26 Richard Guenther <rguenther@suse.de>
20035 PR middle-end/38851
20036 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20037 * tree-ssa-dse.c: Include langhooks.h
20038 (execute_simple_dse): Remove stores with zero size.
20040 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20043 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20046 2009-01-24 Julian Brown <julian@codesourcery.com>
20048 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20049 config/arm/linux-atomic.c.
20050 * config/arm/linux-atomic.c: New.
20052 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20054 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20055 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20056 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20058 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20061 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20064 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20066 PR tree-optimization/38953
20067 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20068 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20069 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20070 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20073 2009-01-24 Paul Brook <paul@codesourcery.com>
20075 * config/arm/neon.md (neon_type): Move to arm.md.
20076 (neon_mov<VSTRUCT>): Add neon_type attribute.
20077 * config/arm/arm.md (neon_type): Move to here.
20078 (conds): Add "unconditioal" and use as default for NEON insns.
20080 2009-01-24 Ben Elliston <bje@au.ibm.com>
20082 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20083 void *' warning from -Wc++-compat.
20084 * Makefile.in (dominance.o-warn): Remove.
20086 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20088 PR tree-optimization/38932
20089 * fold-const.c (fold_unary_ignore_overflow): New.
20090 * tree.h (fold_unary_ignore_overflow): Declare.
20091 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20092 * tree-ssa-sccvn.c (visit_reference_op_load,
20093 simplify_unary_expression): Likewise.
20095 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20097 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20098 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20099 regardless of their type.
20100 * c-common.c (handle_packed_attribute): Don't ignore packed on
20102 * c.opt (Wpacked-bitfield-compat): New warning option.
20103 * stor-layout.c (place_field): Warn if offset of a field changed.
20104 * doc/extend.texi (packed): Mention the ABI change.
20105 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20106 (Warning Options): Add it to the list.
20108 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20110 * c-opts.c (c_common_post_options): Fix a typo in comments.
20112 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20114 PR middle-end/38615
20115 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20116 variables to static.
20117 * doc/invoke.texi (-fmerge-all-constants): Update description.
20119 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20122 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20123 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20125 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20127 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20129 (LOCAL_ALIGNMENT): Similarly.
20131 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20132 Joseph Myers <joseph@codesourcery.com>
20134 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20135 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20136 * config/arm/arm-tune.md: Regenerate.
20137 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20140 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20142 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20143 version number to five.
20145 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20148 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20149 * c-common.c (set_underlying_type): Likewise.
20150 (is_typedef_decl ): Likewise
20152 (set_underlying_type): Likewise.
20153 (is_typedef_type): Likewise.
20155 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20157 PR middle-end/38587
20158 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20161 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20164 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20165 (LIBGCC_SPEC): Don't define.
20166 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20168 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20170 PR rtl-optimization/38879
20171 * alias.c (base_alias_check): Unaligned access via AND address can
20172 alias all surrounding object types except those with sizes equal
20173 or wider than the size of unaligned access.
20175 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20178 * c-decl.c (clone_underlying_type): Move this ...
20179 * c-common.c (set_underlying_type): ... here.
20180 Also, make sure the function properly sets TYPE_STUB_DECL() on
20181 the newly created typedef variant type.
20182 (is_typedef_decl ): New entry point.
20183 * tree.h: Added a new member member_types_needing_access_check to
20184 struct tree_decl_non_common.
20185 (set_underlying_type): New entry point.
20186 (is_typedef_type): Likewise.
20188 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20190 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20191 Check whether two instructions have memory references that
20192 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20193 are helper functions for traversing.
20194 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20195 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20196 not to draw dependency edge for instructions with non-conflicting
20199 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20202 * longlong.h: Update copyright years. Use soft-fp license notice.
20203 Sync __clz_tab declaration with glibc.
20205 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20208 * doc/extend.texi (syscall_linkage): New.
20209 (version_id): Modify.
20211 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20212 Richard Guenther <rguenther@suse.de>
20214 PR tree-optimization/38747
20215 PR tree-optimization/38748
20216 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20217 conversion if the base address is an indirect reference and the
20218 aliasing sets could cause issues.
20220 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20222 * common.opt (fgraphite, fgraphite-identity): Add comment for
20223 explaining why these options are not documented.
20225 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20227 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20228 gimple_call_lhs is NULL.
20230 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20233 * emit-rtl.c (adjust_address_1): Make sure memref is never
20236 2009-01-20 Ben Elliston <bje@au.ibm.com>
20238 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20239 const qualifier from arg parameter. Remove unnecessary cast to char *.
20240 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20241 const qualifier from arg 2.
20243 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20245 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20247 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20250 * rtl.h (reinit_regs): New prototype.
20251 * regclass.c: Include ira.h.
20252 (reinit_regs): New.
20253 * Makefile.in (regclass.o): Add ira.h.
20254 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20256 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20259 * c-common.c (handle_aligned_attribute): Use
20260 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20261 default alignment value.
20263 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20265 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20266 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20268 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20269 __BIGGEST_ALIGNMENT__.
20271 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20273 2009-01-18 Richard Guenther <rguenther@suse.de>
20275 PR tree-optimization/38819
20276 * tree-flow.h (operation_could_trap_helper_p): Declare.
20277 * tree-eh.c (operation_could_trap_helper_p): Export.
20278 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20279 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20280 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20281 are about to insert a possibly trapping instruction and fail
20284 2009-01-18 Andreas Schwab <schwab@suse.de>
20286 * doc/install.texi (Configuration): Remove obsolete paragraph
20287 about use of --with-gnu-ld with --with-gnu-as.
20289 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20291 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20292 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20293 Follow spelling conventions.
20295 2009-01-18 Ben Elliston <bje@au.ibm.com>
20297 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20298 C++ warning about implicit conversion from void * to struct
20300 (bitmap_obstack_free): Likewise for bitmap_element *.
20301 * Makefile.in (bitmap.o-warn): Remove.
20303 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20305 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20307 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20308 Tobias Grosser <tobi.grosser@amd.com>
20310 * graphite.c (graphite_trans_scop_block): Do not block single
20313 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20315 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20316 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20317 test with assertion.
20319 2009-01-16 Richard Guenther <rguenther@suse.de>
20321 PR tree-optimization/38835
20322 PR middle-end/36227
20323 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20324 and INT + PTR -> (INT)(PTR p+ INT) folding.
20325 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20327 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20330 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20331 the subreg from a lowpart subreg if it is also casting the value.
20333 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20334 Tobias Grosser <tobi.grosser@amd.com>
20336 * graphite.c (compare_prefix_loops): New.
20337 (build_scop_canonical_schedules): Rewritten.
20338 (graphite_transform_loops): Move build_scop_canonical_schedules
20339 after build_scop_iteration_domain.
20341 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20342 Tobias Grosser <tobi.grosser@amd.com>
20344 * graphite.c (add_conditions_to_domain): Add the loops to
20345 the dimension of the iteration domain. Do copy the domain
20346 only when it exists.
20347 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20348 (add_conditions_to_constraints): New.
20349 (can_generate_code_stmt, can_generate_code): Removed.
20350 (gloog): Do not call can_generate_code.
20351 (graphite_transform_loops): Call add_conditions_to_constraints
20352 after building the iteration domain.
20354 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20356 PR tree-optimization/38789
20357 * tree-ssa-threadedge.c
20358 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20359 __builtin_constant_p.
20361 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20363 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20364 examined before deleting them.
20366 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20368 * function.c (aggregate_value_p): Correctly extract the function
20369 type from CALL_EXPR_FN lookup.
20371 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20373 * config/picochip/picochip.c (picochip_override_options): Revert
20374 CFI asm flag disable commited previously.
20376 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20377 Tobias Grosser <tobi.grosser@amd.com>
20378 Jan Sjodin <jan.sjodin@amd.com>
20380 * graphite.c (scan_tree_for_params): On substractions negate
20381 all the coefficients of the term.
20382 (clast_to_gcc_expression_red): New. Handle reduction expressions
20383 of more than two operands.
20384 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20385 (get_vdef_before_scop): Handle also the case of default definitions.
20387 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20389 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20390 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20391 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20393 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20394 Joey Ye <joey.ye@intel.com>
20396 PR middle-end/37843
20397 * cfgexpand.c (expand_stack_alignment): Don't update stack
20398 boundary nor check incoming stack boundary here.
20399 (gimple_expand_cfg): Update stack boundary and check incoming
20400 stack boundary here.
20402 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20404 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20406 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20408 PR rtl-optimization/38245
20409 * calls.c (expand_call): Add stack arguments to
20410 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20411 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20412 in regs and partially in memory or BLKmode arguments.
20413 (emit_library_call_value_1): Add stack arguments to
20414 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20415 ACCUMULATE_OUTGOING_ARGS).
20416 * dce.c: Include tm_p.h.
20417 (find_call_stack_args): New function.
20418 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20420 (mark_insn): Call find_call_stack_args for CALL_Ps.
20421 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20422 forwards. Allocate and free arg_stores bitmap if needed, pass it
20423 down to deletable_insn_p, don't mark stores set in arg_stores
20424 bitmap, clear the bitmap at the beginning of each bb.
20425 * Makefile.in (dce.o): Depend on $(TM_P_H).
20427 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20430 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20431 to make sure the insn is a conditional test (bug 22599). Reformat a
20434 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20436 PR middle-end/38431
20437 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20438 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20439 (gloog): Do not call cleanup_tree_cfg.
20440 (graphite_transform_loops): Call cleanup_tree_cfg after all
20441 scops have been code generated.
20443 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20444 * doc/gty.texi (Invoking the garbage collector): Added new node
20445 and section documenting ggc_collect.
20447 2009-01-14 Richard Guenther <rguenther@suse.de>
20449 PR tree-optimization/38826
20450 PR middle-end/38477
20451 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20452 initialization notes only if we actually emitted a warning.
20453 (intra_create_variable_infos): Add constraints for a result decl
20454 that is passed by hidden reference.
20455 (build_pred_graph): Mark all related variables non-direct on
20458 2009-01-14 Nick Clifton <nickc@redhat.com>
20460 * ira-conflicts.c: Include addresses.h for the definition of
20462 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20463 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20465 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20468 * Makefile.in (ira-lives.o): Add except.h.
20470 * ira-lives.c: Include except.h.
20471 (process_bb_node_lives): Process can_throw_internal.
20473 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20475 PR rtl-optimization/38774
20476 * combine.c (simplify_set): When undoing cc_use change, don't do
20477 PUT_CODE on the newly created comparison, but instead put back the
20480 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20482 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20483 values. Remove duplicate arm8 entry.
20485 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20487 PR tree-optimization/38786
20488 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20489 the SSA_NAME case of expand_scalar_variables_expr.
20490 Set the type of an expression to the type of its assign statement.
20491 (expand_scalar_variables_expr): Also gather the scalar computation
20492 used to index the memory access. Do not pass loop_p.
20493 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20494 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20495 the gimple_stmt_iterator where it inserts new code.
20496 Do not pass loop_p.
20497 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20498 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20500 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20502 * graphite.h (debug_value): Removed.
20503 * graphite.c (debug_value): Removed.
20505 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20507 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20508 ldrd/strd with two 32-bit instructions.
20510 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20512 * config/arm/arm.c (struct processors): Pass for speed down into
20513 cost helper functions.
20514 (const_ok_for_op): Handle COMPARE and inequality nodes.
20515 (arm_rtx_costs_1): Rewrite.
20516 (arm_size_rtx_costs): Update prototype.
20517 (arm_rtx_costs): Pass speed down to helper functions.
20518 (arm_slowmul_rtx_costs): Rework cost calculations.
20519 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20520 (arm_9e_rtx_costs): Likewise.
20522 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20524 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20525 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20526 (alpha_legitimize_address): Do not split local symbols wider than
20527 UNITS_PER_WORD into HIGH/LO_SUM parts.
20529 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20532 * gcc.c (process_command): Replace call to execvp with calls
20533 to pex_one and exit.
20535 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20538 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20539 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20540 variant for devices with 3-byte PC.
20541 (__tablejump_elpm__): New.
20543 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20546 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20547 offsetof member-designator, handle it as `[0].'.
20549 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20551 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20552 function when not using named sections on targets with named sections
20553 if branch distance is less than 262132.
20555 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20557 * combine.c (combine_instructions): Recompute
20558 optimize_this_for_speed_p for each BB in the main combine loop.
20560 2009-01-12 Tomas Bily <tbily@suse.cz>
20563 * tree-loop-distribution.c (prop_phis): New function.
20564 (generate_builtin): Call prop_phis.
20565 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20567 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20569 PR tree-optimization/38807
20570 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20571 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20573 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20575 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20576 subreg of op0 to the original op0.
20578 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20580 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20582 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20585 * mips-tfile.c (parse_def): Fix parsing of def strings
20586 starting with digits.
20588 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20591 * config/arm/arm.c (arm_is_long_call_p): Don't call
20592 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20594 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20596 * regrename.c (regrename_optimize): Fix dumping.
20597 (find_oldest_value_reg): Preserve REG_POINTER.
20598 (copy_hardreg_forward_1): Likewise.
20600 2009-01-09 Diego Novillo <dnovillo@google.com>
20602 * gimple.h (struct gimple_statement_base) <uid>: Document
20603 the restrictions on its use.
20604 (gimple_uid): Tidy.
20605 (gimple_set_uid): Tidy.
20607 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20609 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20610 zero guard even if align_bytes != 0 and count is smaller than
20613 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20615 PR rtl-optimization/38495
20616 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20617 (add_range_and_copies_from_move_list): Print all added ranges.
20618 Add ranges to memory optimized destination.
20620 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20624 * config/i386/i386.c (override_options): Reject
20625 -mstringop-strategy=rep_8byte with -m32.
20626 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20627 to 1. Do count comparison against epilogue_size_needed at compile
20628 time even when count_exp was constant forced into register. For
20629 size_needed don't jump to epilogue, instead just avoid aligning
20630 and invoke the body algorithm. If need_zero_guard, add zero guard
20631 even if count is non-zero, but smaller than size_needed + number of
20632 bytes that could be stored for alignment.
20633 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20634 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20635 but smaller than size_needed + number of bytes that could be stored
20636 for alignment. Compare size_needed with epilogue_size_needed instead
20637 of desired_align - align, don't adjust size_needed, pass
20638 epilogue_size_needed to the epilogue expanders.
20641 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20643 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20645 * pa.c (last_address): Change to unsigned.
20646 (update_total_code_bytes): Change argument to unsigned. Don't
20647 check if insn addresses are set.
20648 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20649 addresses are not set.
20650 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20652 2009-01-09 Nick Clifton <nickc@redhat.com>
20654 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20655 DECL_DECLARED_INLINE_P.
20657 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20659 PR middle-end/38347
20660 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20661 GET_MODE (op0) in operand_subword_force calls.
20663 PR middle-end/38771
20664 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20665 fold_convert arg0 operands to TREE_TYPE (op0) first.
20667 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20669 * params.def (ira-max-conflict-table-size): Decrease default value
20672 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20674 PR tree-optimization/37031
20675 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20677 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20678 allocate it using gc instead of heap, use VEC_quick_push instead of
20680 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20681 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20682 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20683 allocated vector from heap allocated.
20684 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20685 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20686 vector only after perfect_loop_nest_depth call.
20688 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20689 Jan Sjodin <jan.sjodin@amd.com>
20691 PR tree-optimization/38559
20692 * graphite.c (debug_value, copy_constraint,
20693 swap_constraint_variables, scale_constraint_variable, ): New.
20694 (get_lower_bound, get_upper_bound): Removed.
20695 (graphite_trans_bb_strip_mine): Clean up this code that works
20696 only for constant number of iterations. Fully copy upper and
20697 lower bound constraints, not only the constant part of them.
20698 * graphite.h (debug_value): Declared.
20700 2009-01-08 Ira Rosen <irar@il.ibm.com>
20702 PR tree-optimization/37194
20703 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20704 Don't add the cost of cost model guard in prologue to scalar
20705 outside cost in case of known number of iterations.
20707 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20708 Alan Modra <amodra@bigpond.net.au>
20710 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20711 non-word-aligned REG+CONST addressing.
20713 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20716 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20717 free_after_compilation when outputting a thunk.
20718 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20719 Do not call free_after_compilation here.
20721 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20723 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20724 (ix86_valid_target_attribute_inner_p): Ditto.
20726 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20728 PR tree-optimization/38492
20729 PR tree-optimization/38498
20730 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20731 * tree-chrec.h (scev_is_linear_expression): Declared.
20732 * graphite.c (graphite_cannot_represent_loop_niter): New.
20733 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20734 (graphite_loop_normal_form): Use gcc_assert.
20735 (scan_tree_for_params): Use CASE_CONVERT.
20736 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20737 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20738 Use gcc_assert. Discard scops that contain unhandled cases.
20739 (build_scop_conditions): Return a boolean status for unhandled cases.
20740 (strip_mine_profitable_p): Print the loop number, not its depth.
20741 (is_interchange_valid): Pass the depth of the loop nest, don't
20742 recompute it wrongly.
20743 (graphite_trans_bb_block): Same.
20744 (graphite_trans_bb_block): Print tentative of loop blocking.
20745 (graphite_trans_scop_block): Do not print that the loop has been
20747 (graphite_transform_loops): Do not handle scops that contain condition
20750 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20752 AVX Programming Reference (December, 2008)
20753 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20754 (_mm256_stream_pd): Likewise.
20755 (_mm256_stream_ps): Likewise.
20757 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20758 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20759 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20760 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20761 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20762 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20763 (ix86_expand_special_args_builtin): Likewise.
20765 * config/i386/sse.md (AVXMODEDI): New.
20766 (avx_movnt<mode>): Likewise.
20767 (avx_movnt<mode>): Likewise.
20768 (<sse>_movnt<mode>): Remove AVX support.
20769 (sse2_movntv2di): Likewise.
20771 2009-01-07 Richard Guenther <rguenther@suse.de>
20773 PR middle-end/38751
20774 * fold-const.c (extract_muldiv): Remove obsolete comment.
20775 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20776 to PLUS_EXPR canonicalization for the canonicalization.
20778 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20780 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20781 hosted cross-compilers generating less efficient code.
20783 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20785 * function.h (rtl_data): Add a dbr_scheduled_p field.
20786 * reorg.c (dbr_schedule): Set it.
20787 (gate_handle_delay_slots): Check it.
20788 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20789 (mips_reorg): Check flag_delayed_branch instead of
20790 mips_base_delayed_branch.
20791 (mips_override_options): Don't set mips_base_delayed_branch
20792 or flag_delayed_branch.
20794 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20796 PR rtl-optimization/38426.
20797 * ira.c (ira): Set current_function_is_leaf earlier.
20799 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20801 PR rtl-optimization/38722
20802 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20803 too early, only set a flag and modify after last possible
20806 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20809 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20810 * real.c (decimal_single_format): Correct values of emin and emax.
20811 (decimal_double_format): Ditto.
20812 (decimal_quad_format): Ditto.
20813 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20814 computation of DECnn_MIN and DECnn_MAX for corrected values of
20815 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20816 __DECnn_MIN__, and adjust its computation for the corrected value
20819 2009-01-06 Jan Hubicka <jh@suse.cz>
20822 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20824 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20826 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20827 Add Robert Clark to the list of testers.
20829 2009-01-06 Jan Hubicka <jh@suse.cz>
20830 Kai Tietz <kai.tietz@onevision.com>
20832 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20833 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20835 2009-01-06 Jan Hubicka <jh@suse.cz>
20836 Kai Tietz <kai.tietz@onevision.com>
20838 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20840 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20841 (ix86_nsaved_regs): Count only general purpose regs.
20842 (ix86_nsaved_sseregs): New.
20843 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20844 to 16 for w64; compute padding and size of sse reg save area.
20845 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20846 general purpose regs.
20847 (ix86_emit_save_sse_regs_using_mov): New.
20848 (ix86_expand_prologue): Save SSE regs if needed.
20849 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20850 (ix86_emit_restore_sse_regs_using_mov): New.
20851 (ix86_expand_epilogue): Save SSE regs if needed.
20853 2009-01-06 Jan Hubicka <jh@suse.cz>
20854 Kai Tietz <kai.tietz@onevision.com>
20856 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20857 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20858 functions when accumulate outgoing args is off.
20860 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20863 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20864 before using pseudos_have_intersected_live_ranges_p.
20866 * ira-int.h (ira_assert): Always define.
20868 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20870 AVX Programming Reference (December, 2008)
20871 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20872 (_mm256_permute2_pd): Likewise.
20873 (_mm_permute2_ps): Likewise.
20874 (_mm256_permute2_ps): Likewise.
20875 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20876 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20878 * config/i386/i386.c (ix86_builtins): Remove
20879 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20880 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20881 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20882 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20883 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20884 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20885 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20886 __builtin_ia32_vpermil2ps256.
20887 (ix86_init_mmx_sse_builtins): Updated.
20888 (ix86_expand_args_builtin): Likewise.
20890 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20892 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20893 long absolute calls when generating PA 2.0 code.
20895 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20897 PR rtl-optimization/38583
20898 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20900 * params.def (ira-max-conflict-table-size): New.
20902 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20904 * ira.h (ira_conflicts_p): New external definition.
20906 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20907 table. Report this. Return result of building.
20908 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20909 building conflict table.
20911 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20912 (ira_color): Use ira_conflicts_p.
20914 * global.c: Include ira.h.
20915 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20918 * Makefile.in (global.o): Add ira.h.
20920 * ira-build.c (mark_all_loops_for_removal,
20921 propagate_some_info_from_allocno): New.
20922 (remove_unnecessary_allocnos): Call
20923 propagate_some_info_from_allocno.
20924 (remove_low_level_allocnos): New.
20925 (remove_unnecessary_regions): Add parameter. Call
20926 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20927 parameter to remove_unnecessary_regions.
20928 (ira_build): Remove all regions but root if the conflict table was
20929 not built. Update conflict hard regs for allocnos crossing calls.
20931 * ira.c (ira_conflicts_p): New global.
20932 (ira): Define and use ira_conflicts_p.
20934 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20935 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20936 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20938 2009-01-06 Ben Elliston <bje@au.ibm.com>
20940 * gengtype-lex.l (YY_NO_INPUT): Define.
20942 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20945 * c-common.c (handle_vector_size_attribute): Also reject
20946 BOOLEAN_TYPE types.
20948 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
20950 PR tree-optimization/38492
20951 * graphite.c (rename_map_elt, debug_rename_elt,
20952 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
20953 rename_map_elt_info, eq_rename_map_elts,
20954 get_new_name_from_old_name, bb_in_sese_p): Moved around.
20955 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
20956 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
20957 (sese_build_livein_liveouts): New.
20958 (new_sese, free_sese): New.
20959 (new_scop): Call new_sese.
20960 (free_scop): Call free_sese.
20961 (rename_variables_from_edge, rename_phis_end_scop): Removed.
20962 (register_old_new_names): Renamed register_old_and_new_names.
20963 (register_scop_liveout_renames, add_loop_exit_phis,
20964 insert_loop_close_phis, struct igp,
20965 default_liveout_before_guard, add_guard_exit_phis,
20966 insert_guard_phis, copy_renames): New.
20967 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
20968 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
20969 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
20970 (scop_adjust_phis_for_liveouts): New.
20971 (gloog): Call scop_adjust_phis_for_liveouts.
20973 * graphite.h (struct sese): Documented. Added fields liveout,
20974 num_ver and livein.
20975 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
20976 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
20977 (struct scop): Added field liveout_renames.
20978 (SCOP_LIVEOUT_RENAMES): New.
20980 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20982 PR tree-optimization/38510
20983 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
20984 (translate_clast): Call recompute_all_dominators before
20986 (gloog): Call recompute_all_dominators before graphite_verify.
20988 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
20989 Jan Sjodin <jan.sjodin@amd.com>
20991 PR tree-optimization/38500
20992 * graphite.c (create_sese_edges): Call fix_loop_structure after
20995 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
20997 * config.gcc: Add m32r*-*-rtems*.
20998 * config/m32r/rtems.h: New file.
21000 2009-01-05 Ben Elliston <bje@au.ibm.com>
21002 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21003 (.po.pox): Likewise.
21004 (po/gcc.pot): Likewise.
21006 2009-01-04 David S. Miller <davem@davemloft.net>
21008 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21009 (STARTING_FRAME_OFFSET): Always set to zero.
21011 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21013 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21014 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21015 fixed-point types, and vectors of the same.
21017 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21019 * config/mips/sync.md (*mb_barrier): Rename to...
21020 (*memory_barrier): ...this.
21022 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21024 * doc/extend.texi (Function Attributes): Move @cindex after @item
21025 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21026 and put in alphabetical order. Fix 'target' name and put in order.
21027 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21030 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21032 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21033 (memory_barrier): Expand as unspec instead of unspec_volatile.
21034 Remove mem:BLK from insn operands. Use Pmode scratch register.
21035 (*memory_barrier): Define as unspec instead of unspec_volatile.
21036 Use (match_dup 0) as input operand.
21038 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21039 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21040 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21041 scratch register. Remove operand 1.
21042 (*stbar): Define as unspec instead of unspec_volatile.
21043 Use (match_dup 0) as input operand, remove (const_int 8).
21044 (*membar): Define as unspec instead of unspec_volatile.
21045 Use (match_dup 0) as input operand, remove input operand 2.
21047 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21048 (memory_barrier): Expand as unspec instead of unspec_volatile.
21049 Remove mem:BLK from insn operands. Use Pmode scratch register.
21050 (*memory_barrier): Define as unspec instead of unspec_volatile.
21051 Use (match_dup 0) as input operand.
21053 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21054 Remove mem:BLK from insn operands. Use Pmode scratch register.
21055 Set volatile flag on operand 0.
21056 (*memory_barrier): New insn pattern.
21058 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21060 (*memory_barrier): Use (match_dup 0) as input operand.
21062 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21063 Remove mem:BLK from insn operands. Use Pmode scratch register.
21064 Set volatile flag on operand 0.
21065 (*mb_internal): New insn pattern.
21067 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21069 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21071 PR middle-end/38586
21072 * function.c (struct temp_slot): Move to the section of the file
21073 that deals with temp slots. Remove field 'address'.
21074 (temp_slot_address_table): New hash table of address -> temp slot.
21075 (struct temp_slot_address_entry): New struct, items for the table.
21076 (temp_slot_address_compute_hash, temp_slot_address_hash,
21077 temp_slot_address_eq, insert_temp_slot_address): Support functions
21079 (find_temp_slot_from_address): Rewrite to use the new hash table.
21080 (remove_unused_temp_slot_addresses): Remove addresses of temp
21081 slots that have been made available.
21082 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21083 worker function for remove_unused_temp_slot_addresses.
21084 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21085 Add the temp slot address to the address -> temp slot map.
21086 (update_temp_slot_address): Update via insert_temp_slot_address.
21087 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21088 (pop_temp_slots): Likewise.
21089 (init_temp_slots): Allocate the address -> temp slot map, or empty
21090 the map if it is already allocated.
21091 (prepare_function_start): Initialize temp slot processing.
21093 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21095 PR middle-end/38584
21096 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21097 Calculate the size of all stack vars assuming no packing of stack
21098 vars will happen, replacing a quadratic algorithm with a linear one.
21100 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21103 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21106 2009-01-03 Diego Novillo <dnovillo@google.com>
21108 * doc/contrib.texi: Update contributions.
21110 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21113 * builtins.c (fold_builtin_memory_op): Give up if either operand
21114 is volatile. Set srctype or desttype to non-qualified version
21118 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21119 and FUNCTION_DECLs.
21121 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21123 PR rtl-optimization/35805
21124 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21125 problem if fast dce is able to remove any instructions.
21126 * dce.c (dce_process_block): Fix dump message.
21128 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21131 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21133 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21135 PR middle-end/38690
21136 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21137 * tree-pretty-print.c (op_code_prio): New function.
21138 (op_prio): No longer static. Use op_code_prio.
21139 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21140 Use op_prio and op_code_prio to determine if () should be
21141 printed around operand(s) or not.
21143 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21144 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21145 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21146 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21147 pp_character instead of pp_string for single letter printing.
21149 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21151 * doc/extend.texi: Fix '#pragma GCC option' typo.
21153 2009-01-02 Richard Guenther <rguenther@suse.de>
21155 * doc/install.texi (--enable-checking): Mention different
21156 default for stage1.
21157 (--enable-stage1-checking): Document.
21159 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21161 PR middle-end/30142
21162 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21163 case to be an error.
21165 2009-01-02 Ben Elliston <bje@au.ibm.com>
21167 * config/fp-bit.h (pack_d): Constify argument.
21168 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21169 (isnan): Constify argument.
21171 (iszero): Likewise.
21172 (pack_d): Likewise.
21173 (_fpadd_parts): Constify return type.
21174 (_fpmul_parts): Likewise.
21175 (_fpdiv_parts): Likewise.
21177 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21180 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21181 warn about overwriting initializer with side-effects or
21182 -Woverride-init if !IMPLICIT.
21183 (output_init_element): Likewise. Pass IMPLICIT down to
21185 (process_init_element): Add IMPLICIT argument. Pass it down
21186 to output_init_element.
21187 (push_init_element, pop_init_level, set_designator): Adjust
21188 process_init_element callers.
21189 (set_nonincremental_init, set_nonincremental_init_from_string):
21190 Adjust add_pending_init callers.
21191 (output_pending_init_elements): Adjust output_init_element callers.
21192 * c-tree.h (process_init_element): Adjust prototype.
21193 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21194 process_init_element callers.
21197 Copyright (C) 2009 Free Software Foundation, Inc.
21199 Copying and distribution of this file, with or without modification,
21200 are permitted in any medium without royalty provided the copyright
21201 notice and this notice are preserved.