1 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
3 * final.c (add_debug_prefix_map): Don't use GC memory for
4 old_prefix and new_prefix.
6 2009-08-14 Richard Guenther <rguenther@suse.de>
8 * ipa-prop.c (compute_complex_pass_through): If we cannot
9 compute a non-varying offset for IPA_JF_ANCESTOR punt.
11 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13 * c-lex.c (c_lex_with_flags): Increase size of local variable
14 to avoid memory clobber.
16 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
19 * config/i386/i386.c (ix86_fp_comparison_strategy):
20 Only enable/disable sahf at function granularity.
22 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
24 PR rtl-optimization/41064
25 * reload1.c (reload_as_needed): Don't call extract_insn
26 for known invalid replacements after calling
27 validate_replace_rtx_group and verify_changes.
29 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
32 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
33 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
35 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
36 Assert that operation is supported by ix86_expand_int_vcond.
37 (vcondu<SSEMODE124C8:mode>): Ditto.
39 2009-08-13 DJ Delorie <dj@redhat.com>
41 * config/i386/djgpp-stdint.h: New.
42 * config.gcc (djgpp): Use it.
44 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
46 * config/sh/sh.c (sh_override_options): When flag_exceptions or
47 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
49 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
51 * tree-ssa-loop-prefetch.c
52 (prune_ref_by_group_reuse): Enhance probabilistic analysis
53 for long-stride pruning.
54 (compute_miss_rate): New function to compute the probability
55 that two memory references access different cache lines.
57 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
59 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
61 2009-08-13 Richard Guenther <rguenther@suse.de>
64 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
65 use the constant pointer type.
66 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
67 of CV qualifiers on the target pointer type.
68 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
69 conversion check before restrict check.
71 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
74 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
76 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
78 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
80 2009-08-12 Richard Guenther <rguenther@suse.de>
82 PR tree-optimization/41011
83 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
84 and reference constructing.
86 2009-08-12 Xinliang David Li <davidxl@google.com>
88 PR tree-optimization/41012
89 * tree-flow.h : New external interface.
90 * gimple-low.c (check_call_arg): Change to public function.
91 Remove argument mismatch check in lowering.
92 * tree-inline.h (tree_can_inline_p): Interface change.
93 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
95 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
96 Call change to tree_can_inline_p function.
97 (cgraph_decide_inlining_incrementally): Ditto.
99 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
101 PR tree-optimization/41031
102 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
103 on the partition variable rather than promote_mode on the source
104 type. Assert that the partition variable's type has the same
105 mode as the source value's.
107 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
109 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
111 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
113 * calls.c (expand_call): Fix typo.
114 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
116 * stmt.c (expand_value_return): Use promote_function_mode to copy out
118 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
119 * config/cris/cris.c (cris_promote_function_mode): Likewise.
120 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
121 * config/pa/pa.c (pa_promote_function_mode): Likewise.
123 2009-08-11 Andrew Haley <aph@redhat.com>
125 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
127 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
130 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
132 2009-08-12 Richard Guenther <rguenther@suse.de>
134 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
135 * gimplify.c (gimplify_modify_expr): Do not use
136 lang_hooks.types_compatible_p.
137 * tree-ssa.c (useless_type_conversion_p): For aggregates
138 just return false if the canonical types differ.
140 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
143 * sese.c (convert_for_phi_arg): New.
144 (add_guard_exit_phis): Use convert_for_phi_arg.
146 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
148 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
149 unknown subscript upper bounds.
151 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
152 Pranav Garg <pranav.garg2107@gmail.com>
154 * graphite-interchange.c (gather_access_strides): Removed.
155 (ppl_max_for_le): New.
156 (build_linearized_memory_access): New.
157 (memory_stride_in_loop): New.
158 (pbb_interchange_profitable_p): Reimplemented.
159 * graphite-ppl.h (ppl_new_id_map): New.
160 (ppl_interchange): New.
162 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
164 * graphite-interchange.c (compute_subscript): Removed.
165 (compute_array_size_cstr): Removed.
166 (compute_array_size_poly): Removed.
167 (compute_array_size): Removed.
168 (gather_access_strides_poly): Removed.
169 (gather_access_strides): Empty.
171 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
173 * graphite-dependences.c (dependence_polyhedron_1): Replace
174 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
175 (graphite_legal_transform_dr): Same.
176 (graphite_carried_dependence_level_k): Same.
177 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
178 Initialize PDR_NB_SUBSCRIPTS.
179 (print_pdr_access_layout): Replace pdr_nb_subscripts with
181 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
182 (PDR_NB_SUBSCRIPTS): New.
183 (pdr_nb_subscripts): Removed.
184 (pdr_dim): Simplified.
185 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
186 with PDR_NB_SUBSCRIPTS.
188 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
190 * graphite-interchange.c (compute_array_size): Remove use of
192 * graphite-poly.c (new_poly_dr): Remove argument data_container.
193 Do not initialize PDR_DATA_CONTAINER.
194 (print_pdr): Do not print PDR_DATA_CONTAINER.
195 * graphite-poly.h (struct poly_dr): Remove data_container field.
196 (PDR_DATA_CONTAINER): Removed.
197 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
199 (build_poly_dr): Same.
201 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
202 Sebastian Pop <sebastian.pop@amd.com>
204 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
205 copy of the dependence polyhedron. Free the temporary objects.
206 (graphite_carried_dependence_level_k): Free unused objects before
209 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
210 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
211 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
212 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
213 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
215 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
217 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
218 Early return without analyzing the data dependences if no
219 transform has been done. Call restore_scattering if the transform
221 (graphite-interchange.c): Same.
222 * graphite-poly.c (print_scattering_function): Test for
224 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
225 (apply_poly_transforms): Do not gcc_assert that
226 the transform is legal.
227 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
228 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
229 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
230 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
231 * graphite-poly.h (struct poly_scattering): New.
232 (struct poly_bb): Add original, transformed, and saved fields.
233 Remove transformed_scattering, original_scattering,
234 nb_local_variables and nb_scattering_transform fields.
235 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
236 (poly_scattering_new): New.
237 (poly_scattering_free): New.
238 (poly_scattering_copy): New.
239 (store_scattering_pbb): New.
240 (store_scattering): New.
241 (restore_scattering_pbb): New.
242 (restore_scattering): New.
243 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
244 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
246 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
248 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
251 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
253 * Makefile.in (graphite.o): Depends on PREDICT_H.
254 * graphite.c: Include predict.h.
255 (graphite_finalize): Call tree_estimate_probability.
256 * predict.c (predict_loops): Do not call scev_initialize and
258 (tree_estimate_probability_bb): New.
259 (tree_estimate_probability): Do not initialize loops: move that
260 code to the driver. Call tree_estimate_probability_bb.
261 (tree_estimate_probability_driver): New.
262 (pass_profile): Use tree_estimate_probability_driver.
263 * predict.h (tree_estimate_probability): Declared.
265 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
267 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
268 * graphite-dependences.c (graphite_legal_transform): Add time to
269 TV_GRAPHITE_DATA_DEPS.
270 (dependency_between_pbbs_p): Same.
271 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
273 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
275 PR rtl-optimization/41033
276 * alias.c (nonoverlapping_component_refs_p): Punt when strict
277 aliasing is disabled.
279 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
281 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
282 si_mask_operand, and_load_operand, low_bitmask_operand,
283 and_reg_operand, and_operand): New predicates.
284 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
285 * config/mips/mips.c (and_operands_ok): New function.
286 * config/mips/mips-protos.h (and_operands_ok): Declare it.
287 * config/mips/mips.md (move_type): Add ext_ins and logical.
289 (and<mode>3): Use and_reg_operand as the second operand's predicate.
290 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
291 shift_shift. Remove commutative constraint modifier.
292 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
294 (*clear_upper32_dext): Remove define_insn_and_split.
295 (*clear_upper32): Turn this define_insn_and_split ...
296 (splitter for ANDing register with 0xffff_ffff): .. into this.
298 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
300 * combine.c (try_widen_shift_mode): Factor out code to check if an
301 integer constant is a low-order bitmask from here ...
302 * rtlanal.c (low_bitmask_len): ... to here.
303 * rtl.h (low_bitmask_len): Declare.
305 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
308 * config/alpha/alpha.md (addsi3): Remove expander.
309 (addsi3): Rename from *addsi3_internal insn pattern.
310 (subsi3): Remove expander.
311 (subsi3): Rename from *subsi3_internal insn pattern.
313 2009-08-11 Douglas B Rupp <rupp@gnat.com>
315 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
318 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
319 Eric Botcazou <botcazou@adacore.com>
320 Douglas B Rupp <rupp@gnat.com>
322 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
323 that records that fit in 64 bits are returned by immediate value,
324 as required by OpenVMS Calling Standard.
325 (function_value): Adjust for above modification.
326 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
327 virtual_incoming_args_rtx as base object, not next_arg.
328 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
330 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
332 * reload.c (find_reloads_subreg_address): Check the original
333 req_equiv_mem address to detect the case where an address is
334 not valid in the outer mode.
336 2009-08-11 Richard Guenther <rguenther@suse.de>
339 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
341 2009-08-10 Douglas B Rupp <rupp@gnat.com>
343 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
344 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
346 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
347 Douglas B Rupp <rupp@gnat.com>
349 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
350 PT_STACK when frame_pointer_needed on OpenVMS.
351 (alpha_pv_save_size, alpha_using_fp): Remove.
352 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
353 with proper processing for PT_NULL.
354 (alpha_vms_initial_elimination_offset): New function. Support for
355 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
356 (alpha_sa_size): Force procedure type to PT_STACK when
357 frame_pointer_needed on OpenVMS.
358 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
359 (alpha_using_fp): Likewise.
360 (alpha_vms_can_eliminate): Add prototype.
361 (alpha_vms_initial_elimination_offset): Likewise.
362 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
363 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
365 2009-08-10 Eric Botcazou <botcazou@adacore.com>
366 Douglas B Rupp <rupp@gnat.com>
368 * config/alpha/alpha.c (common_object_handler): New function.
369 (vms_attribute_table): Declare a single attribute "common_object".
370 (vms_output_aligned_decl_common): New global function.
371 (SECTION_VMS_OVERLAY): Delete.
372 (SECTION_VMS_GLOBAL): Likewise.
373 (SECTION_VMS_INITIALIZE): Likewise.
374 (vms_asm_named_section): Remove support for above flags.
375 (vms_section_type_flags): Delete.
376 (TARGET_SECTION_TYPE_FLAGS): Likewise.
377 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
378 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
379 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
381 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
384 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
385 (sub_ddmmss): Likewise.
387 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
390 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
393 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
396 * reload1.c (reload_as_needed): Use cancel_changes to completely
397 undo a failed replacement attempt.
399 2009-08-10 Richard Guenther <rguenther@suse.de>
402 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
403 (useless_type_conversion_p): ... here. Require pointer targets
406 2009-08-10 Dodji Seketeli <dodji@redhat.com>
409 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
410 loose the original type of the statement list.
412 2009-08-09 Douglas B Rupp <rupp@gnat.com>
414 * config/alpha/alpha.c: Include libfuncs.h
415 (avms_asm_output_extern): New function.
416 (alpha_init_libfuncs): Init some decc libfuncs.
417 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
418 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
419 (DO_CRTL_NAMES): Define.
421 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
422 (LONG_TYPE_SIZE): Define.
423 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
424 (SUBTARGET_SWITCHES): Define malloc64 switch.
425 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
426 (MASK_RETURN_ADDR): Define.
427 doc/invoke.texi (mmalloc64): Document switch.
429 2009-08-09 Olivier Hainque <hainque@adacore.com>
430 Douglas B Rupp <rupp@gnat.com>
432 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
433 uses_condition_handler.
434 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
435 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
436 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
437 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
438 (code_for_builtin): New insn codes for the new alpha_builtins.
439 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
440 (alpha_sa_size): Account for uses_condition_handler.
441 (alpha_expand_prologue): Likewise.
442 (alpha_start_function): Likewise.
443 (alpha_expand_epilogue): Likewise.
444 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
445 establish/revert expanders.
446 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
447 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
448 New expander, resorting to the alpha.c associated function.
449 (builtin_revert_vms_condition_handler): Likewise.
450 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
451 __gcc_shell_handler, the static VMS condition handler used as
452 an indirection wrapper to the current dynamically established
454 * config/alpha/vms-unwind.h: Complete rewrite.
455 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
456 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
458 2009-08-09 Eric Botcazou <botcazou@adacore.com>
459 Douglas B Rupp <rupp@gnat.com>
461 * config/alpha/alpha.c (alpha_links): Add 'target' field.
462 (alpha_need_linkage): Handle aliases. Return function symbol.
463 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
464 Use ultimate alias target for the linkage name.
465 * config/alpha/alpha.md (movmemdi): Use the symbol returned
466 by alpha_need_linkage for the function symbol.
467 (setmemdi): Likewise.
469 2009-08-09 Douglas B Rupp <rupp@gnat.com>
471 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
472 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
473 (ASM_WEAKEN_LABEL): Define.
474 (CRT_CALL_STATIC_FUNCTION): Define.
475 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
476 (ENDFILE_SPEC): Define.
477 (INIT_SECTION_ASM_OP): Define.
478 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
479 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
481 (MULTILIB_OSDIRNAMES): Define.
482 (shlib_version): Define.
484 (SHLIB_OBJS): Define.
485 (SHLIB_NAME): Define.
486 (SHLIB_MULTILIB): Define.
487 (SHLIB_INSTALL): Define.
488 (SHLIB_SYMVEC): Define.
489 (SHLIB_SYMVECX2): Define.
490 (SHLIB_LINK): Define.
492 2009-08-09 Douglas B Rupp <rupp@gnat.com>
494 * config/alpha/alpha.c (alpha_initialize_trampoline):
495 Initialize VMS trampoline IAW ABI for bounded procedure calls.
496 (alpha_start_function): Emit transfer address on nested functions
497 for VMS trampoline call.
498 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
499 since no longer used.
500 * config/alpha/vms-tramp.asm: Remove.
501 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
502 since now only data initialized at runtime.
504 2009-08-09 Douglas B Rupp <rupp@gnat.com>
506 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
507 (LINK_GCC_C_SEQUENCE_SPEC): Define.
508 (MD_EXEC_PREFIX): Remove, no longer used.
509 (MD_STARTFILE_PREFIX): Likewise.
510 (INCLUDE_DEFAULTS): Likewise.
511 * config/alpha/t-vms:
512 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
514 2009-08-09 Richard Guenther <rguenther@suse.de>
516 PR tree-optimization/41016
517 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
518 (operand_precision): Remove.
519 (integral_operand_p): Likewise.
520 (recognize_single_bit_test): Adjust.
522 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
524 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
525 operation overflows. Likewise non-cast unary arithmetic.
526 If one arm of a conditional expression is always taken,
527 inhibit evaluation warnings for the other arm. Likewise inhibit
528 evaluation warnings for the second && or || operand if the first
529 operand is enough to determine the result.
530 * c-typeck.c (build_conditional_expr): Apply the same inhibition
532 (build_binary_op): Prevent duplicate evaluation warnings.
534 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
536 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
537 and destination have different modes, Use promote_mode to
538 determine the signedness of the conversion. Assert that the
539 promoted source mode matches the destination mode. Don't pass
540 the destination and destination mode to expand_expr if the source
541 mode is different. Simplify conversion logic.
543 2009-08-09 Ira Rosen <irar@il.ibm.com>
545 PR tree-optimization/41008
546 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
547 from condition only in case it's a comparison. Adjust checks.
549 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
551 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
552 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
553 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
554 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
555 (dump_cand): Handle them.
556 (struct iv_cand): New members COST_STEP and AINC_USE.
557 (stmt_after_increment): Likewise.
558 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
559 callers changed. Use gimple_uid comparison instead of scanning.
560 (add_candidate_1): When looking for identical candidates, take
561 AINC_USE into account. Set it for new candidates.
562 (force_expr_to_var_cost): Cast target_spill_cost to int.
563 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
564 All callers changed. Check for availability of autoinc addressing
565 modes, both in general for a given mode, and in the specific use case.
566 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
568 (get_computation_cost): Likewise.
569 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
570 add_autoinc_candidates): New static functions.
571 (add_candidate): Call add_autoinc_candidates for candidates based on
573 (find_iv_candidates): Call set_autoinc_for_original_candidates.
574 (determine_use_iv_cost_address): If we have an autoinc candidate at
575 the matching use, verify autoinc is possible and subtract the cost
576 of the candidate's step from the cost.
577 (determine_iv_cost): Record the cost of the increment in the COST_STEP
578 member of the candidate.
579 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
580 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
582 2009-08-09 Douglas B Rupp <rupp@gnat.com>
584 * config.build (ia64-hp-*vms*): New target.
585 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
587 * config.gcc (ia64-hp-*vms*): New target.
588 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
590 * config.host (ia64-hp-*vms*): New target.
591 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
594 2009-08-08 Richard Guenther <rguenther@suse.de>
596 PR tree-optimization/40991
597 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
599 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
601 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
602 mode check. Do truncations in an integer mode.
603 (force_to_mode): Handle subregs for all mode types. Only do
604 arithmetic simplifications on integer modes.
606 2009-08-07 Richard Guenther <rguenther@suse.de>
608 PR tree-optimization/40999
609 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
610 (maybe_fold_reference): Lookup constant initializers.
611 (fold_gimple_assign): Likewise.
613 2009-08-07 Richard Guenther <rguenther@suse.de>
615 * tree-ssa.c (useless_type_conversion_p_1): Only for types
616 that require structural equality defer to the langhook.
618 2009-08-07 Martin Jambor <mjambor@suse.cz>
620 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
622 (struct ipa_pass_through_data): New type.
623 (struct ipa_ancestor_jf_data): New type.
624 (union jump_func_value): Removed field formal_id, added fields
625 pass_through and ancestor.
626 (struct ipa_param_call_note): Changed type of formal_id to int from
628 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
629 operations jump functions and ancestor jump functions.
630 (compute_complex_pass_through): New function.
631 (compute_scalar_jump_functions): Call compute_complex_pass_through,
632 reflect changes in the jump function strucutre.
633 (update_jump_functions_after_inlining): Ignore complex pass-through
634 and ancestor jump functions.
635 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
636 polynomial pass-through with operation jump functions.
638 2009-08-07 Jakub Jelinek <jakub@redhat.com>
640 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
641 fde->dw_fde_begin as begin label instead of hot/cold label.
642 Use LLSDAC label instead of LLSDA for second section lsda.
643 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
644 label instead of LLSDA if it is true.
645 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
647 * except.c (add_call_site, dw2_size_of_call_site_table): Add
648 SECTION argument. Use it as index into crtl->eh.call_site_record
650 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
651 use it to determine how to print table entries instead of using
652 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
653 label instead of normal begin label as base.
654 (sjlj_assign_call_site_values): Adjust add_call_site caller.
655 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
656 ensure no EH range spans between sections and that landing pads
657 are always in the corresponding section.
658 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
659 for crtl->eh.call_site_record being an array rather than scalar.
660 (output_one_function_exception_table): New function, copied
661 from output_function_exception_table. Adjust
662 dw2_size_of_call_site_table, dw2_output_call_site_table
663 callers. For SECOND section use *C suffixed labels.
664 (output_function_exception_table): Call
665 output_one_function_exception_table and, when doing hot/cold
666 partitioning, also another time for the second section.
667 * opts.c: Include except.h.
668 (decode_options): Allow -freorder-blocks-and-partition with
669 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
670 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
671 * function.h (struct rtl_eh): Change call_site_record from
672 scalar into array of 2 elements.
674 2009-08-07 Martin Jambor <mjambor@suse.cz>
676 * ipa-prop.c (count_formal_params_1): New function.
677 (ipa_get_vector_of_formal_parms): New function.
678 (get_vector_of_formal_parm_types): New function.
679 (ipa_modify_formal_parameters): New function.
680 (ipa_modify_call_arguments): New function.
681 (index_in_adjustments_multiple_times_p): New function.
682 (ipa_combine_adjustments): New function.
683 (ipa_dump_param_adjustments): New function.
684 * ipa-prop.h (struct ipa_parm_adjustment): New type.
685 (ipa_get_vector_of_formal_parms): Declare.
686 (ipa_modify_formal_parameters): Declare.
687 (ipa_modify_call_arguments): Declare.
688 (ipa_combine_adjustments): Declare.
689 (ipa_dump_param_adjustments): Declare.
690 (build_ref_for_offset): Declare.
691 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
692 * tree-sra.c: Include ipa-prop.c.
693 (build_ref_for_offset): Make public.
695 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
697 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
699 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
701 * gcc/doc/extend.texi (__builtin_extract_return_address)
702 (__builtin_frob_return_address): Document.
704 2009-08-06 Paul Brook <paul@codesourcery.com>
706 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
707 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
708 implementation on ARMv6-M.
710 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
712 * doc/extend.texi (pcs): Document new attribute for ARM.
714 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
716 * arm.c (pcs_attribute_args): Comment out unsupported attribute
719 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
721 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
724 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
726 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
728 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
730 Merge ARM/hard_vfp_branch to trunk.
732 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
734 * arm.c (libcall_eq): New function.
735 (libcall_hash): New function.
736 (add_libcall): New function.
737 (arm_libcall_uses_aapcs_base): New function.
738 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
739 libcalls using the base PCS.
740 (arm_init_cumulative_args): Likewise.
742 2009-07-20 Joseph Myers <joseph@codesourcery.com>
744 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
745 Use base ABI for conversion libfuncs between HFmode and SFmode.
747 2009-05-12 Joseph Myers <joseph@codesourcery.com>
749 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
750 V4SImode as representatives of all 64-bit and 128-bit vector
751 types. Allow vector types without vector modes.
752 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
753 without vector modes like BLKmode.
754 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
755 BLKmode. Avoid unsupported vector modes or TImode moves for
757 (aapcs_vfp_allocate_return_reg): Likewise.
758 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
759 V8QImode if TARGET_NEON || TARGET_IWMMXT.
761 2009-05-12 Joseph Myers <joseph@codesourcery.com>
763 * config/arm/arm.c (arm_handle_pcs_attribute): New.
764 (arm_get_pcs_model): Pass attribute arguments to
765 arm_pcs_from_attribute.
766 (arm_init_cumulative_args): Use base AAPCS for conversions from
767 floating-point types to DImode.
768 (arm_attribute_table): Add pcs attribute.
769 (arm_handle_pcs_attribute): New.
770 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
771 conversions from floating-point types to DImode, also declare them
772 to use base AAPCS and declare functions they call to use base
773 AAPCS and their RTABI names.
775 2009-05-12 Joseph Myers <joseph@codesourcery.com>
777 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
778 -mfloat-abi=hard not being supported for VFP.
780 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
782 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
783 SYMBOL_REF to hard_libcall_value.
785 2009-03-05 Joseph Myers <joseph@codesourcery.com>
786 Richard Earnshaw <rearnsha@arm.com>
788 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
789 has been put on the stack, all remaining co-processory arguments for
790 that co-processor also go on the stack.
792 2009-03-05 Joseph Myers <joseph@codesourcery.com>
794 * config/arm/arm.c (arm_return_in_memory): Handle returning
795 vectors of suitable size in registers also for AAPCS case.
797 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
799 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
801 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
803 ARM Hard-VFP calling convention
804 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
805 * target.h (gcc_target): Add libcall_value to table of call hooks.
806 * targhooks.h (default_libcall_value): Default implementation.
807 * targhooks.c (default_libcall_value): Likewise.
808 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
809 * optabs.c (expand_unop): Use it.
810 * expr.h (hard_libcall_value): Pass the function RTX through.
811 * calls.c (emit_library_call_value_1): Update call to
813 * explow.c (hard_libcall_value): Use new target hook.
814 * testsuite/lib/target-supports.exp
815 (check_effective_target_arm_hard_vfp_ok): New hook.
816 (check_effective_target_arm_neon_ok): Improve test for neon
818 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
819 * config/arm/arm.c: Include cgraph.h
820 (TARGET_FUNCTION_VALUE): Override default hook.
821 (arm_pcs_default): New variable.
822 (arm_override_options): Don't fault hard calling convention with VFP.
823 Add support for AAPCS variants.
824 (arm_function_value): Make static. Handle AAPCS variants.
825 (arm_libcall_value): New function.
826 (arm_apply_result_size): Handle VFP registers in results.
827 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
829 (pcs_attribute_args): New variable.
830 (arm_pcs_from_attribute): New function.
831 (arm_get_pcs_model): New function.
832 (aapcs_vfp_cum_init): New function.
833 (aapcs_vfp_sub_candidate): New function.
834 (aapcs_vfp_is_return_candidate): New function.
835 (aapcs_vfp_is_call_candidate): New function.
836 (aapcs_vfp_allocate): New function.
837 (aapcs_vfp_allocate_return_reg): New function.
838 (aapcs_vfp_advance): New function.
839 (aapcs_cp_arg_layout): New variable.
840 (aapcs_select_call_coproc): New function.
841 (aapcs_select_return_coproc): New function.
842 (aapcs_allocate_return_reg): New function.
843 (aapcs_libcall_value): New function.
844 (aapcs_layout_arg): New function.
845 (arm_init_cumulative_args): Initialize AAPCS args data.
846 (arm_function_arg): Handle AAPCS variants using new interface.
847 (arm_arg_parital_bytes): Likewise.
848 (arm_function_arg_advance): New function.
849 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
851 (arm_setup_incoming_varargs): Handle new AAPCS args data.
852 * arm.h (NUM_VFP_ARG_REGS): Define.
853 (LIBCALL_VALUE): Update.
854 (FUNCTION_VALUE): Delete.
855 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
857 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
858 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
859 (FUNCTION_ARG_REGNO_P): Add VFP regs.
860 * arm-protos.h (arm_function_arg_advance): Add.
861 (aapcs_libcall_value): Add.
862 (arm_function_value): Delete.
864 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
865 H.J. Lu <hongjiu.lu@intel.com>
868 * config/i386/i386.c (standard_sse_mode_p): Remove.
869 (standard_sse_constant_p): Return 2 for integer mode
870 vector_all_ones_operand when SSE2 is enabled.
871 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
872 (ix86_expand_vector_move): Do not check for negative values from
873 standard_sse_constant_p.
875 2009-08-06 Richard Guenther <rguenther@suse.de>
877 * tree-ssa.c (useless_type_conversion_p_1): Make function and
878 array type comparisons frontend independent.
879 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
880 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
881 out array reference lower bound and element size operands.
882 (ao_ref_init_from_vn_reference): Properly compute the offset
884 (vn_reference_fold_indirect): Fill out array reference lower
885 bound and element size operands.
886 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
887 a non gimple valued reference operand which can happen for
888 array reference lower bound or element size.
889 (create_component_ref_by_pieces_1): Properly generate the
890 element size operand for array references.
892 2009-08-06 Richard Guenther <rguenther@suse.de>
894 PR tree-optimization/40964
895 * tree.c (iterative_hash_host_wide_int): Export.
896 * tree.h (iterative_hash_host_wide_int): Declare.
897 * tree-ssa-structalias.c (heapvar_map): New struct.
898 (heapvar_map_eq): New function.
899 (heapvar_map_hash): Likewise.
900 (heapvar_lookup): Adjust.
901 (heapvar_insert): Likewise.
902 (make_constraint_from_heapvar): Allow multiple heap variables
903 per decl at different offsets.
904 (init_alias_heapvars): Adjust.
906 2009-08-04 David Daney <ddaney@caviumnetworks.com>
908 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
909 * mips_output_sync_loop (mips_output_sync_loop): Only emit
910 trailing sync if TARGET_SYNC_AFTER_SC.
912 2009-08-05 David Daney <ddaney@caviumnetworks.com>
914 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
915 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
916 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
917 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
918 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
919 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
920 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
921 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
922 test_and_set_12): Rewrite calls to mips_output_sync_loop.
923 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
924 the prototype declaration match the definition.
925 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
926 instructions explicitly. Add barrier_before and operands
928 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
929 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
930 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
931 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
932 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
933 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
935 2009-08-05 Andrew Pinski <pinskia@gmail.com>
937 * tree-ssa-alias.c: Fix intervals to use [) syntax.
939 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
940 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
943 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
946 2009-08-05 Jakub Jelinek <jakub@redhat.com>
948 PR rtl-optimization/40924
949 * dse.c (canon_address): Before calling cselib_expand_value_rtx
950 make sure canon_rtx (mem_address) isn't simpler than
951 canon_rtx (expanded_mem_address).
953 2009-08-05 Li Feng <nemokingdom@gmail.com>
955 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
957 (build_scop_drs): Build alias set for each SCoP.
959 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
961 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
962 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
963 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
964 (MIPS_ARCH_FLOAT_SPEC): Likewise.
965 (BASE_DRIVER_SELF_SPECS): Likewise.
967 2009-08-04 Andrew Pinski <pinskia@gmail.com>
969 * tree-ssa-alias.c: Fix some comment typos.
971 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
973 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
974 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
976 2009-08-03 Janis Johnson <janis187@us.ibm.com>
979 * simplify-rtx.c (simplify_binary_operation_1): Disable
980 simplifications for decimal float operations.
982 2009-08-03 Jakub Jelinek <jakub@redhat.com>
985 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
986 operand of INDIRECT_REF.
988 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
990 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
991 constants referencing TLS symbols.
993 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
995 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
996 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
998 2009-08-03 Richard Guenther <rguenther@suse.de>
1000 * tree.c (make_vector_type): Build a main variant first,
1001 get the canonical one and then build the variant.
1002 * tree-ssa.c (useless_type_conversion_p_1): Handle
1004 (useless_type_conversion_p): Conversions to pointers to
1005 incomplete record types are useless.
1007 2009-08-03 Richard Guenther <rguenther@suse.de>
1009 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1010 file will be created.
1011 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1012 * toplev.c (compile_file): Adjust comment.
1014 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1016 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1017 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1018 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1019 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1020 (sh_promote_function_mode): Fix typo.
1022 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1024 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1026 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1028 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1029 declaration arguments.
1031 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1033 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1034 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1035 (ix86_split_ashl): Ditto.
1036 (ix86_expand_vector_init_one_nonzero): Ditto.
1037 (ix86_expand_vector_set): Ditto.
1038 (ix86_expand_reduc_v4sf): Ditto.
1040 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1042 * explow.c (promote_function_mode): Remove assert.
1043 * config/sh/sh.c (sh_promote_function_mode): Declare.
1045 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1047 * config/pa/pa.c (pa_promote_function_mode): Declare.
1048 Change to static. Fix promote_mode call.
1050 * gthr-dce.h (CONST_CAST2): Define if not defined.
1051 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1053 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1055 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1057 * expr.c (store_constructor): Use promote_decl_mode. Remove
1058 now write-only variable unsignedp.
1059 (expand_expr_real_1): Use promote_decl_mode.
1060 * expr.h (promote_function_mode, promote_decl_mode): New.
1061 (promote_mode): Remove last argument.
1062 * function.c (assign_temp): Drop last argument of promote_mode.
1063 (assign_parm_find_data_types): Use promote_function_mode.
1064 (assign_parm_setup_reg): Likewise.
1065 (expand_function_end): Use promote_function_mode.
1066 * calls.c (initialize_argument_information): Use promote_function_mode.
1067 (precompute_arguments): Use promote_mode instead of checking if
1068 only PROMOTE_FUNCTION_MODE is defined.
1069 (expand_call): When making sibcall decisions, use promote_function_mode.
1070 Below, remove an if for targetm.calls.promote_function_return and
1071 and use promote_function_mode.
1072 (emit_library_call_value_1): Use promote_function_mode, fix bug
1073 where promote_mode was passed FOR_CALL == 0 for a return value in an
1075 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1076 * explow.c (promote_function_mode, promote_decl_mode): New.
1077 (promote_mode): Keep only the FOR_CALL == 0 case.
1078 * combine.c (setup_incoming_promotion): Remove test of
1079 promote_function_args. Use promote_function_mode.
1080 * stmt.c (expand_value_return): Use promote_decl_mode.
1081 (expand_decl): Use promote_decl_mode.
1083 * expr.c (store_constructor): Use promote_decl_mode. Remove
1084 now write-only variable unsignedp.
1085 (expand_expr_real_1): Use promote_decl_mode.
1086 * expr.h (promote_function_mode, promote_decl_mode): New.
1087 (promote_mode): Remove last argument.
1088 * function.c (assign_temp): Drop last argument of promote_mode.
1089 (assign_parm_find_data_types): Use promote_function_mode.
1090 (assign_parm_setup_reg): Likewise.
1091 (expand_function_end): Use promote_function_mode.
1092 * calls.c (initialize_argument_information): Use promote_function_mode.
1093 (precompute_arguments): Use promote_mode instead of checking if
1094 only PROMOTE_FUNCTION_MODE is defined.
1095 (expand_call): When making sibcall decisions, use promote_function_mode.
1096 Below, remove an if for targetm.calls.promote_function_return and
1097 and use promote_function_mode.
1098 (emit_library_call_value_1): Use promote_function_mode, fix bug
1099 where promote_mode was passed FOR_CALL == 0 for a return value in an
1101 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1102 * explow.c (promote_function_mode, promote_decl_mode): New.
1103 (promote_mode): Keep only the FOR_CALL == 0 case.
1104 * combine.c (setup_incoming_promotion): Remove test of
1105 promote_function_args. Use promote_function_mode.
1106 * stmt.c (expand_value_return): Use promote_decl_mode.
1107 (expand_decl): Use promote_decl_mode.
1109 * explow.c (promote_function_mode): Just call the target hook.
1110 * targhooks.c (default_promote_function_mode,
1111 default_promote_function_mode_always_promote): New.
1112 * targhooks.h (default_promote_function_mode,
1113 default_promote_function_mode_always_promote): Declare.
1114 * target.h (promote_function_args, promote_function_return): Remove.
1115 (promote_function_mode): New.
1116 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1117 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1118 (TARGET_PROMOTE_FUNCTION_MODE): New.
1119 (TARGET_CALLS): Adjust.
1120 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1121 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1123 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1124 * config/s390/s390.c (s390_promote_function_mode): ... here,
1125 with pointer handling.
1126 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1127 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1129 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1130 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1131 with pointer handling.
1132 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1133 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1135 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1136 * config/sh/sh.c (sh_promote_function_mode): New.
1137 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1138 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1140 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1141 * config/cris/cris.c (cris_promote_function_mode): ... here.
1142 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1143 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1145 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1146 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1147 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1148 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1150 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1151 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1152 complex type handling.
1153 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1154 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1156 * config/pa/pa.c (pa_promote_function_mode): New.
1157 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1158 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1160 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1161 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1162 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1163 * config/xtensa/xtensa.c: Likewise.
1164 * config/stormy16/stormy16.c: Likewise.
1165 * config/iq2000/iq2000.c: Likewise.
1166 * config/rs6000/rs6000.c: Likewise.
1167 * config/picochip/picochip.c: Likewise.
1168 * config/arc/arc.c: Likewise.
1169 * config/mcore/mcore.c: Likewise.
1170 * config/score/score.c: Likewise.
1171 * config/mips/mips.c: Likewise.
1172 * config/bfin/bfin.c: Likewise.
1173 * config/ia64/ia64.c: Likewise (disabled though).
1175 * config/frv/frv.h: Remove pointless remark.
1177 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1178 TARGET_PROMOTE_FUNCTION_ARGS,
1179 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1180 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1182 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1184 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1185 -floop-parallelize-all.
1186 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1187 flag_loop_parallelize_all.
1188 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1189 * graphite.c (graphite_transform_loops): Same.
1191 * graphite-poly.c (apply_poly_transforms): Same.
1193 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1195 PR tree-optimization/40914
1196 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1197 if set, then check the delta field of the PMF record.
1198 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1199 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1200 call is stored in the delta.
1202 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1204 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1206 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1208 * config/i386/bsd.h (ASM_BYTE): New define.
1209 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1210 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1211 .byte. Use fputs or putc instead of fprintf where appropriate.
1212 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1213 fputs or putc instead of fprintf where appropriate.
1214 * config/i386/i386elf.h: Ditto.
1215 * config/i386/sysv4.h: Ditto.
1217 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1218 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1219 (*tls_global_dynamic_64): Ditto.
1221 2009-07-31 Christian Bruel <christian.bruel@st.com>
1223 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1225 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1227 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1228 Remove dead code for MINUS.
1230 2009-07-31 Anthony Green <green@moxielogic.com>
1232 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1234 (moxie_expand_epilogue): Ditto for epilogue.
1235 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1237 (moxie_function_arg): Ditto.
1238 (moxie_pass_by_reference): Ditto.
1239 (moxie_arg_partial_bytes): Ditto.
1240 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1241 (FUNCTION_ARG_ADVANCE) Ditto.
1242 (REG_PARM_STACK_SPACE) Ditto.
1243 (FUNCTION_ARG_REGNO_P) Dito.
1245 * config.gcc: Add moxie linux config support.
1246 * gcc/config/moxie/uclinux.h: New file.
1248 2009-07-31 DJ Delorie <dj@redhat.com>
1250 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1251 (UNSPECV_SP_SWITCH_E): New.
1252 (sp_switch_1): Change to an unspec.
1253 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1255 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1256 reference the new stack's address
1258 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1260 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1261 graphite-clast-to-gimple.o, graphite-dependences.o,
1262 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1263 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1264 (graphite-blocking.o,
1265 graphite-clast-to-gimple.o, graphite-dependences.o,
1266 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1267 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1268 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1269 * cfgloop.h (struct loop): Add can_be_parallel field.
1270 * common.opt (fgraphite-identity): Moved up.
1271 (fgraphite-force-parallel): New flag.
1272 * graphite.c: Rewrite.
1273 * graphite.h: Rewrite.
1274 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1276 * toplev.c (graphite_out_file): New file descriptor.
1277 (graphite_in_file): New.
1278 (process_options): flag_graphite_force_parallel cannot be used without
1280 * tree-ssa-loop.c: Include toplev.h.
1281 (gate_graphite_transforms): Enable flag_graphite for
1282 flag_graphite_force_parallel.
1284 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1286 * ChangeLog.graphite: New.
1287 * graphite-blocking.c: New.
1288 * graphite-clast-to-gimple.c: New.
1289 * graphite-clast-to-gimple.h: New.
1290 * graphite-dependences.c: New.
1291 * graphite-dependences.h: New.
1292 * graphite-interchange.c: New.
1293 * graphite-poly.c: New.
1294 * graphite-poly.h: New.
1295 * graphite-ppl.c: New.
1296 * graphite-ppl.h: New.
1297 * graphite-scop-detection.c: New.
1298 * graphite-scop-detection.h: New.
1299 * graphite-sese-to-poly.c: New.
1300 * graphite-sese-to-poly.h: New.
1304 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1306 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1307 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1309 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1311 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1312 (scev_is_linear_expression): Return false if the evolution is not
1313 affine multivariate.
1315 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1317 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1318 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1320 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1322 * tree-data-ref.c (debug_data_references): New.
1323 (debug_data_reference): New.
1324 * tree-data-ref.h (debug_data_references): Declared.
1325 (debug_data_reference): Declared.
1327 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1329 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1330 * tree-data-ref.h (scop_p): Removed.
1331 (struct data_reference): Remove field scop.
1333 (stmt_simple_memref_p): Removed.
1335 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1337 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1338 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1341 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1343 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1345 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1347 * doc/invoke.texi (-fgraphite-identity): Documented.
1349 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1351 * tree-scalar-evolution.c: Fix comment.
1352 (instantiate_scev_1): Return unknow from scev instantiation if the
1353 result is not above instantiate_below.
1355 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1357 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1358 static anymore. Instantiate the symbols that may have been introduced
1360 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1363 2009-07-30 DJ Delorie <dj@redhat.com>
1365 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1366 .vliw directive to VLIW sections.
1368 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1370 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1372 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1373 (AUTOHEADER): New variable.
1374 ($(srcdir)/cstamp-h.in): Use it.
1376 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1377 Pat Haugen <pthaugen@us.ibm.com>
1378 Revital Eres <ERES@il.ibm.com>
1380 * config/rs6000/vector.md (VEC_F): Add VSX support.
1384 (vector_load_<mode>): Ditto.
1385 (vector_store_<mode>): Ditto.
1386 (vector GPR move split): Ditto.
1387 (vec_reload_and_plus_<mptrsize>): Ditto.
1388 (vec_reload_and_reg_<mptrsize>): Ditto.
1389 (add<mode>3): Ditto.
1390 (sub<mode>3): Ditto.
1391 (mul<mode>3): Ditto.
1392 (neg<mode>2): Ditto.
1393 (abs<mode>2): Ditto.
1394 (smin<mode>3): Ditto.
1395 (smax<mode>3): Ditto.
1396 (vector_eq<mode>): Ditto.
1397 (vector_gt<mode>): Ditto.
1398 (vector_ge<mode>): Ditto.
1399 (vector_gtu<mode>): Ditto.
1400 (vector_select_<mode>_uns): Ditto.
1401 (vector_eq_<mode>_p): Ditto.
1402 (vector_gt_<mode>_p): Ditto.
1403 (vector_ge_<mode>_p): Ditto.
1404 (vector_gtu_<mode>_p): Ditto.
1405 (cr6_test_for_zero): Ditto.
1406 (cr6_test_for_zero_reverse): Ditto.
1407 (cr6_test_for_lt): Ditto.
1408 (cr6_test_for_lt_reverse): Ditto.
1409 (xor<mode>3): Ditto.
1410 (ior<mode>3): Ditto.
1411 (and<mode>3): Ditto.
1412 (one_cmpl<mode>2): Ditto.
1413 (nor<mode>2): Ditto.
1414 (andc<mode>2): Ditto.
1415 (float<VEC_int<mode>2): Ditto.
1416 (unsigned_float<VEC_int><mode>2): Ditto.
1417 (fix_trunc<mode><VEC_int>2): Ditto.
1418 (fixuns_trunc<mode><VEC_int>2): Ditto.
1420 (vec_set<mode>): Ditto.
1421 (vec_extract<mode>): Ditto.
1422 (vec_interleave_highv4sf): Ditto.
1423 (vec_interleave_lowv4sf): Ditto.
1424 (vec_realign_load_<mode>): Ditto.
1425 (vec_shl_<mode>): Ditto.
1426 (vec_shr_<mode>): Ditto.
1427 (div<mode>3): New patterns for VSX.
1428 (vec_interleave_highv2df): Ditto.
1429 (vec_interleave_lowv2df): Ditto.
1430 (vec_pack_trunc_v2df): Ditto.
1431 (vec_pack_sfix_trunc_v2df): Ditto.
1432 (vec_pack_ufix_trunc_v2df): Ditto.
1433 (vec_unpacks_hi_v4sf): Ditto.
1434 (vec_unpacks_lo_v4sf): Ditto.
1435 (vec_unpacks_float_hi_v4si): Ditto.
1436 (vec_unpacks_float_lo_v4si): Ditto.
1437 (vec_unpacku_float_hi_v4si): Ditto.
1438 (vec_unpacku_float_lo_v4si): Ditto.
1439 (movmisalign<mode>): Ditto.
1440 (vector_ceil<mode>2): New patterns for vectorizing math library.
1441 (vector_floor<mode>2): Ditto.
1442 (vector_btrunc<mode>2): Ditto.
1443 (vector_copysign<mode>3): Ditto.
1445 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1446 predicate for setting the high bit in each word, used for copysign.
1448 * config/rs6000/ppc-asm.h (f19): Whitespace.
1449 (f32-f63): Define if VSX.
1450 (v0-v31): Define if Altivec.
1451 (vs0-vs63): Define if VSX.
1453 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1455 * config/rs6000/power7.md: New file, provide tuning parameters for
1458 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1459 (rs6000_cpu_cpp_builtins): Ditto.
1460 (altivec_overloaded_builtins): Ditto.
1461 (altivec_resolve_overloaded_builtin): Ditto.
1463 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1464 debug switch to disable vectorizing simple math builtin
1467 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1468 Vectorize simple math builtin functions.
1469 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1470 hook to vectorize math builtins.
1471 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1472 (rs6000_builtin_conversion): Add VSX/power7 support.
1473 (rs6000_builtin_vec_perm): Ditto.
1474 (vsplits_constant): Add support for loading up a vector constant
1475 with just the high bit set in each part.
1476 (rs6000_expand_vector_init): Add VSX/power7 support.
1477 (rs6000_expand_vector_set): Ditto.
1478 (rs6000_expand_vector_extract): Ditto.
1479 (rs6000_emit_move): Ditto.
1480 (bdesc_3arg): Ditto.
1481 (bdesc_2arg): Ditto.
1482 (bdesc_1arg): Ditto.
1483 (rs6000_expand_ternop_builtin): Ditto.
1484 (altivec_expand_builtin): Ditto.
1485 (rs6000_expand_unop_builtin): Ditto.
1486 (rs6000_init_builtins): Ditto.
1487 (altivec_init_builtins): Ditto.
1488 (builtin_function_type): Ditto.
1489 (rs6000_common_init_builtins): Ditto.
1490 (rs6000_handle_altivec_attribute); Ditto.
1491 (rs6000_mangle_type): Ditto.
1492 (rs6000_vector_mode_supported_p): Ditto.
1493 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1496 * config/rs6000/vsx.md: New file for VSX support.
1498 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1499 identifing values with just the most significant bit set.
1500 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1501 vectorized builtins.
1503 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1504 (UNSPEC_VRFIM): Delete.
1505 (splitter for loading up vector with most significant bit): New
1506 splitter for vectorizing copysign.
1507 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1508 vectorizing simple math functions.
1509 (altivec_vrfip): Add support for vectorizing simple math functions.
1510 (altivec_vrfim): Ditto.
1511 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1513 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1514 (power7.md, vsx.md): Include for power7 support.
1515 (copysigndf3): Use VSX instructions if -mvsx.
1516 (negdf2_fpr): Ditto.
1517 (absdf2_fpr): Ditto.
1518 (nabsdf2_fpr): Ditto.
1519 (adddf3_fpr): Ditto.
1520 (subdf3_fpr): Ditto.
1521 (muldf3_fpr): Ditto.
1522 (divdf3_fpr): Ditto.
1523 (fix_truncdfdi2_fpr): Ditto.
1524 (cmpdf_internal1): Ditto.
1525 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1526 (btruncdf2, btruncdf2_fpr): Ditto.
1527 (ceildf2, ceildf2_fpr): Ditto.
1528 (floordf2, floordf2_fpr): Ditto.
1529 (floatdidf2, floatdidf2_fpr): Ditto.
1530 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1531 (fmsubdf4_fpr): Ditto.
1532 (fnmadddf4_fpr_1): Ditto.
1533 (fnmadddf4_fpr_2): Ditto.
1534 (fnmsubdf4_fpr_1): Ditto.
1535 (fnmsubdf4_fpr_2): Ditto.
1536 (fixuns_truncdfdi2): Add expander for VSX support.
1537 (fix_truncdfdi2): Ditto.
1538 (fix_truncdfsi2): Ditto.
1540 (btruncsf2): Whitespace.
1541 (movdf_hardfloat32): Add support for VSX registers.
1542 (movdf_softfloat32): Ditto.
1543 (movdf_hardfloat64): Ditto.
1544 (movdf_hardfloat64_mfpgpr): Ditto.
1545 (movdf_softfloat64): Ditto.
1546 (movti splitters): Add check for vector registers supporting
1547 TImode in the future.
1548 (bpermd): Add power7 bpermd instruction.
1550 * config/rs6000/altivec.h (vec_div): Define if VSX.
1554 (vec_nearbyint): Ditto.
1557 (all predicates): Use the generic builtin function, and not the V4SF
1558 specific function so that the predicates will work with VSX's V2DF.
1562 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1563 Document new VSX functions and types.
1565 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1568 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1569 "wa", and "j" constraints. Modify "v" to talk about Altivec
1570 instead of just vector.
1572 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1575 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1576 location for phi arguments.
1577 (rewrite_update_phi_arguments): Find locations for reaching defs.
1578 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1579 Add location to add_phi_arg calls.
1580 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1581 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1582 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1583 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1584 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1585 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1586 * tree-phinodes.c (make_phi_node): Initialize location.
1587 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1588 (add_phi_arg): Add location parameter.
1589 (remove_phi_arg_num): Move location when moving phi argument.
1590 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1592 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1593 slpeel_update_phi_nodes_for_guard1,
1594 slpeel_update_phi_nodes_for_guard2,
1595 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1596 vect_loop_versioning): Set locations.
1597 * tree-parloops.c (create_phi_for_local_result,
1598 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1599 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1600 * tree-vect-loop.c (get_initial_def_for_induction,
1601 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1603 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1604 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1605 (gimple_phi_arg_set_location): New. Set locus.
1606 (gimple_phi_arg_has_location): New. Check for locus.
1607 (redirect_edge_var_map_location): New. Return locus from var_map.
1608 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1609 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1610 combining PHI arguments.
1611 (cond_store_replacement): Set location.
1612 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1613 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1614 scop_add_exit_phis_edge): Add locations.
1615 * tree-cfgcleanup.c (remove_forwarder_block,
1616 remove_forwarder_block_with_phi): Add locations.
1617 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1618 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1620 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1621 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1622 flush_pending_stmts): Add source location.
1623 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1624 stack to preserve locations.
1625 * tree-vect-stmts.c (vectorizable_load): Add location.
1626 * tree-inline.c (copy_phis_for_bb): Copy locus.
1627 (setup_one_parameter): Add call locus to inlined parameter stmts.
1628 (initialize_inlined_parameters): Pass in call location as parameter
1630 (tree_function_versioning): Pass location to setup_one_parameter.
1631 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1632 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1633 copy and edge lists.
1634 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1635 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1636 locus parameter and override the stmt default if provided.
1637 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1638 elim_graph_add_edge, elim_graph_remove_succ_edge,
1639 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1640 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1641 eliminate_phi): Add locus info in elimination graph for each edge and
1643 (insert_backedge_copies): Copy locus if present.
1644 * tree-flow.h (struct _edge_var_map): Add locus field.
1645 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1646 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1647 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1649 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1651 2009-07-30 Martin Jambor <mjambor@suse.cz>
1653 PR tree-optimization/40570
1654 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1657 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1659 * ssa-loop-manip.c: Include langhooks.h.
1660 (rewrite_phi_with_iv): New.
1661 (rewrite_all_phi_nodes_with_iv): New.
1662 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1663 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1664 * tree-parloops.c (loop_parallel_p): Move out all conditions
1665 except dependency check.
1666 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1667 (gen_parallel_loop): Call canonicalize_loop_ivs without
1668 reduction_list argument.
1669 (build_new_reduction): New.
1670 (gather_scalar_reductions): New.
1671 (try_get_loop_niter): New.
1672 (try_create_reduction_list): New.
1673 (parallleize_loops): Change the parallel conditions check.
1674 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1675 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1677 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1679 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1681 * doc/options.texi (Option properties): Mention new quoting syntax.
1683 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1685 * config/alpha/alpha.c (alpha_start_function):
1686 Handle VMS_DEBUG_MAIN_POINTER
1687 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1688 * doc/invoke.texi: Document -mdebug-main switch.
1690 2009-07-29 Richard Henderson <rth@redhat.com>
1692 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1693 (cgraph_create_edge_including_clones): Likewise.
1694 * tree-inline.c (copy_bb): Operate on the correct edges
1695 when updating the callgraph.
1697 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1699 * config/alpha/vms-cc.c: Deleted.
1700 * config/alpha/vms-ld.c: Deleted.
1701 * config/alpha/t-vms64: Moved to config/vms
1702 * config/alpha/vms-crt0-64.c: Moved to config/vms
1703 * config/alpha/vms-crt0.c: Moved to config/vms
1704 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1705 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1706 * config/alpha/xm-vms.h: Moved to config/vms
1707 * config/alpha/x-vms: Moved to config/vms
1708 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1710 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1711 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1713 * config/vms/t-vms64: Moved here from config/alpha
1714 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1715 (argc,argv,envp): Enforce 32bit malloc'ing.
1716 * config/vms/vms-psxcrt0-64.c: Likewise.
1717 * config/vms/vms-crt0.c: Moved here from config/alpha.
1718 * config/vms/vms-psxcrt0.c: Likewise.
1719 * config/vms/vms-crtl-64.h: New file.
1720 * config/vms/vms-crtl.h: New file.
1721 * config/vms/vms.opt: New file.
1722 * config/vms/xm-vms64.h: New file.
1723 * config/vms/xm-vms.h: Moved here from config/alpha.
1724 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1726 * config/vms/x-vms: Moved here from config/alpha.
1727 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1728 (vms-ld.o, vms-cc.o): Removed.
1729 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1731 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1733 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1734 correct stack (obvious VMS fix).
1736 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1738 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1739 date, version info if VMS_DEBUGGING_INFO defined.
1740 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1741 size, date calculating code moved here.
1743 2009-07-29 Paul Brook <paul@codesourcery.com>
1745 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1748 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1751 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1752 to DImode when generating insq_le insn.
1754 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1756 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1757 New macro set for VMS_DEBUGGGING_INFO.
1758 (AT_string_form): Use it.
1760 2009-07-28 DJ Delorie <dj@redhat.com>
1762 * config/mep/mep.c (vtext_section): New.
1763 (vftext_section): New.
1764 (ftext_section): New.
1765 (mep_select_section): Add support for functions.
1766 (mep_unique_section): Likewise.
1767 (mep_asm_init_sections): Likewise.
1768 (mep_encode_section_info): Remove it from here.
1770 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1772 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1774 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1775 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1777 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1779 * dwarf2out.c (output_file_names): Test new macro
1780 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1781 (add_comp_dir_attribute): Likewise.
1783 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1785 * config/i386/mingw-w64.h (LINK_SPEC): Add
1786 separating space between commands.
1788 2009-07-28 Jan Hubicka <jh@suse.cz>
1790 PR tree-optimization/40759
1791 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1794 2009-07-27 DJ Delorie <dj@redhat.com>
1796 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1797 types are dword-aligned.
1798 (mep_expand_va_start): Likewise.
1800 2009-07-27 Olivier Hainque <hainque@adacore.com>
1801 Douglas B Rupp <rupp@gnat.com>
1803 * convert.c (convert_to_pointer): Don't assume the target
1804 pointer type is POINTER_SIZE long. Fetch its precision instead.
1806 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1808 * system.h (fopen): Undefine if macro.
1810 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1812 * dwarf2out.c (output_cfi_p): Removed.
1813 (output_cfis): New function.
1814 (output_fde): New function, split from output_call_frame_info.
1815 (output_call_frame_info): Use it.
1816 (dwarf2out_switch_text_section): Use output_cfis.
1818 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1820 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1821 TARGET_BI_ARCH is specified without enabling SJLJ.
1822 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1823 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1825 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1827 * arm.md (negdi2): Use DImode if forcing a value into a register.
1829 2009-07-26 Ira Rosen <irar@il.ibm.com>
1831 PR tree-optimization/40801
1832 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1833 of vector operand from the previous copy of vector statement.
1834 Pass the correct definition type value to
1835 vect_get_vec_def_for_stmt_copy().
1837 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1839 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1840 const char ** conversion.
1842 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1844 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1845 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1846 (gcc_unreachable): Invoke __builtin_unreachable() if
1847 !ENABLE_ASSERT_CHECKING.
1849 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1851 PR rtl-optimization/40445
1852 * emit-rtl.c (next_nonnote_insn_bb): New function.
1853 * rtl.h (next_nonnote_insn_bb): Declare new function.
1854 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1855 with no successors that is the successor of the ENTRY_BLOCK.
1856 Continue from the top after removing an empty fallthrough block.
1857 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1858 of next_nonnote_insn.
1860 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1862 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1864 2009-07-25 Martin Jambor <mjambor@suse.cz>
1866 * c-common.c (c_common_attribute_table): New element for noclone.
1867 (handle_noclone_attribute): New function. Forward-declare.
1868 * tree-inline.c (tree_versionable_function_p): Check for noclone
1870 * doc/extend.texi (Labels as Values): Document need for noclone.
1871 (Function Attributes): Document noclone attribute.
1873 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1875 PR rtl-optimization/34999
1876 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1877 and dw_fde_switched_cold_to_hot fields.
1878 (output_cfi_p): New function.
1879 (output_call_frame_info): If fde->dw_fde_switched_sections,
1880 output 2 FDEs instead of one with corrupted header.
1881 (dwarf2out_do_cfi_startproc): New function.
1882 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1883 and fde->dw_fde_switched_cold_to_hot.
1884 (dwarf2out_switch_text_section): Compute
1885 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1886 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1887 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1888 Otherwise, compute fde->dw_fde_switch_cfi.
1890 2009-07-24 Cary Coutant <ccoutant@google.com>
1892 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1894 2009-07-24 Cary Coutant <ccoutant@google.com>
1896 * cfghooks.c (split_block): Copy discriminator to new block.
1897 * tree-cfg.c (assign_discriminator): Check location of last
1898 instruction in block as well as first.
1900 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/linux.c: Use fputs or putc instead of fprintf
1904 * config/i386/gas.h: Ditto.
1905 * config/i386/x86-64.h: Ditto.
1906 * config/i386/att.h: Ditto.
1908 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1910 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1913 2009-07-24 Martin Jambor <mjambor@suse.cz>
1915 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1916 (ipa_push_func_to_list_1): Declare.
1917 (ipa_push_func_to_list): New function.
1919 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1920 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1921 (ipa_push_func_to_list): Removed.
1922 (ipa_pop_func_from_list): Clear node_enqueued flag.
1924 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1926 * config/s390/s390.c (override_options): Default
1927 max-unrolled-insns to 100 for z10 tuning.
1929 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1931 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1932 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1933 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1934 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1935 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1936 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1937 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1939 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1941 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1942 use default set in mingw32.h header.
1943 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1944 64-bit /mingw/include path.
1945 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1948 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1950 PR rtl-optimization/40209
1951 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1953 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
1955 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
1956 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
1957 with the rest of string where appropriate. Use fputs or putc
1958 instead of fprintf where appropriate.
1960 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1961 Pat Haugen <pthaugen@us.ibm.com>
1962 Revital Eres <ERES@il.ibm.com>
1964 * config/rs6000/vector.md: New file. Move most of the vector
1965 expander support here from altivec.md to allow for the VSX vector
1966 unit in the future. Add support for secondary_reload patterns.
1967 Rewrite the patterns for vector comparison, and vector comparison
1968 predicate instructions so that the RTL expresses the desired
1969 behavior, instead of using unspec.
1971 * config/rs6000/constraints.md ("f" constraint): Use
1972 rs6000_constraints to hold the precalculated register class.
1973 ("d" constraint): Ditto.
1974 ("wd" constraint): New constraint for VSX.
1975 ("wf" constraint): Ditto.
1976 ("ws" constraint): Ditto.
1977 ("wa" constraint): Ditto.
1978 ("wZ" constraint): Ditto.
1979 ("j" constraint): Ditto.
1981 * config/rs6000/predicates.md (vsx_register_operand): New
1983 (vfloat_operand): New predicate for vector.md.
1984 (vint_operand): Ditto.
1985 (vlogical_operand): Ditto.
1986 (easy_fp_constant): If VSX, 0.0 is an easy constant.
1987 (easy_vector_constant): Add VSX support.
1988 (altivec_indexed_or_indirect_operand): New predicate for
1989 recognizing Altivec style memory references with AND -16.
1991 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
1992 for vector secondary reload support.
1993 (rs6000_vector_reg_class): Delete, replacing it with
1995 (rs6000_vsx_reg_class): Ditto.
1996 (rs6000_constraints): New array to hold the register classes of
1997 each of the register constraints that can vary at runtime.
1998 (builtin_mode_to_type): New static array for builtin function type
2000 (builtin_hash_table): New static hash table for builtin function
2002 (TARGET_SECONDARY_RELOAD): Define target hook.
2003 (TARGET_IRA_COVER_CLASSES): Ditto.
2004 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2005 registers are 128 bits if VSX memory reference instructions are used.
2006 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2008 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2009 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2010 Print several of the scheduling related parameters.
2011 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2012 rs6000_constraints instead of rs6000_vector_reg_class. Move
2013 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2014 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2015 Altivec. Add VSX support. Setup for secondary reload support on
2016 Altivec/VSX registers.
2017 (rs6000_override_options): Make power7 set the scheduling groups
2018 like the power5. Add support for new debug switches to override
2019 the scheduling defaults. Temporarily disable -mcpu=power7 from
2020 setting -mvsx. Add support for debug switches -malways-hint,
2021 -msched-groups, and -malign-branch-targets.
2022 (rs6000_buitlin_conversion): Add support for returning unsigned
2023 vector conversion functions to fix regressions due to stricter
2025 (rs6000_builtin_mul_widen_even): Ditto.
2026 (rs6000_builtin_mul_widen_odd): Ditto.
2027 (rs6000_builtin_vec_perm): Ditto.
2028 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2029 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2031 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2033 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2034 VSX types for bit operations. Changes to accomidate vector.md.
2035 (bdesc_2arg): Ditto.
2036 (bdesc_1arg): Ditto.
2037 (struct builtin_description_predicates): Rewrite predicate
2038 handling so that RTL describes the operation, instead of passing
2039 the instruction to be used as a string argument.
2040 (bdesc_altivec_preds): Ditto.
2041 (altivec_expand_predicate_builtin): Ditto.
2042 (altivec_expand_builtin): Ditto.
2043 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2044 statement for vsldoi support.
2045 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2046 (altivec_expand_st_builtin): Ditto.
2047 (paired_expand_builtin): Whitespace changes.
2048 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2049 builtin_mode_to_type table for secondary reload. Call
2050 builtin_function_type to build random builtin functions.
2051 (altivec_init_builtins): Change to use builtin_function_type to
2052 create builtin function types dynamically as we need them.
2053 (builtin_hash_function): New support for hashing the tree types
2054 for builtin function as we need it, rather than trying to build
2055 all of the trees that we need. Add initial preliminary VSX support.
2056 (builtin_function_type): Ditto.
2057 (builtin_function_eq): Ditto.
2058 (builtin_hash_struct): Ditto.
2059 (rs6000_init_builtins): Ditto.
2060 (rs6000_common_init_builtins): Ditto.
2061 (altivec_init_builtins): Ditto.
2062 (rs6000_common_init_builtins): Ditto.
2063 (enum reload_reg_type): New enum for simplifing reg classes.
2064 (rs6000_reload_register_type): Simplify register classes into GPR,
2065 Vector, and other registers. Altivec and VSX addresses in reload.
2066 (rs6000_secondary_reload_inner): Ditto.
2067 (rs6000_ira_cover_classes): New target hook, that returns the
2068 appropriate cover classes, based on -mvsx being used or not.
2069 (rs6000_secondary_reload_class): Add VSX support.
2070 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2071 (get_vsel_insn): Ditto.
2072 (rs6000_emit_vector_compare): Rewrite vector conditional support
2073 so that where we can, we use RTL operators, instead of blindly use
2075 (rs6000_emit_vector_select): Ditto.
2076 (rs6000_emit_vector_cond_expr): Ditto.
2077 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2078 (create_TOC_reference): Add -mdebug=addr support.
2079 (emit_frame_save): VSX loads/stores need register indexed addressing.
2081 * config/rs6000/rs6000.md: Include vector.md.
2083 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2085 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2086 support for V2DI, V2DF in logical, permute, select operations.
2088 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2089 switch for vsx/power7.
2090 (-mvsx-scalar-memory): Ditto.
2091 (-mvsx-align-128): Ditto.
2092 (-mallow-movmisalign): Ditto.
2093 (-mallow-df-permute): Ditto.
2094 (-msched-groups): Ditto.
2095 (-malways-hint): Ditto.
2096 (-malign-branch-targets): Ditto.
2098 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2100 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2101 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2102 (rs6000_vector_reg_class): Delete.
2103 (rs6000_vsx_reg_class): Ditto.
2104 (enum rs6000_reg_class_enum): New enum for the constraints that
2105 vary based on target switches.
2106 (rs6000_constraints): New array to hold the register class for all
2107 of the register constraints that vary based on the switches used.
2108 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2109 (enum rs6000_builtins): Add unsigned varients for the builtin
2110 declarations returned by target hooks for expanding multiplies,
2111 select, and permute operations. Add VSX builtins.
2112 (enum rs6000_builtin_type_index): Add entries for VSX.
2113 (V2DI_type_node): Ditto.
2114 (V2DF_type_node): Ditto.
2115 (unsigned_V2DI_type_node): Ditto.
2116 (bool_long_type_node): Ditto.
2117 (intDI_type_internal_node): Ditto.
2118 (uintDI_type_internal_node): Ditto.
2119 (double_type_internal_node): Ditto.
2121 * config/rs6000/altivec.md (whole file): Move all expanders to
2122 vector.md from altivec.md. Rename insn matching functions to be
2124 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2125 (altivec_vcmp*): Ditto.
2126 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2127 (VM): New iterator for moves that includes the VSX types.
2128 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2129 (altivec_vperm_<mode>_uns): New, for unsigned types.
2130 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2131 (altivec_eq<mode>): Ditto.
2132 (altivec_gt<mode>): Ditto.
2133 (altivec_gtu<mode>): Ditto.
2134 (altivec_eqv4sf): Ditto.
2135 (altivec_gev4sf): Ditto.
2136 (altivec_gtv4sf): Ditto.
2137 (altivec_vcmpbfp_p): Ditto.
2139 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2141 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2144 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2147 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2148 ASM_SHORT instead of .word.
2149 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2150 instead of .word in asm template.
2152 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2155 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2156 (process_bb_node_lives): Use it.
2158 * ira.c (setup_cover_and_important_classes): Don't setup
2159 ira_important_class_nums. Add cover classes to the end of
2161 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2163 (find_reg_class_closure): Use reorder_important_classes.
2165 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2167 * config/i386/i386.c (i386_ira_cover_classes): New function.
2168 (TARGET_IRA_COVER_CLASSES): Redefine.
2170 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2171 importance of order of cover classes in the array.
2173 2009-07-22 Diego Novillo <dnovillo@google.com>
2175 * tree-pass.h (TDF_EH): Define.
2176 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2177 contains TDF_EH, print the EH region number holding GS.
2178 * tree-dump.c (dump_options): Add "eh".
2179 * doc/invoke.texi: Document it.
2181 2009-07-22 Doug Kwan <dougkwan@google.com>
2183 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2185 2009-07-22 Michael Matz <matz@suse.de>
2187 PR tree-optimization/35229
2188 PR tree-optimization/39300
2190 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2191 (inhibit_phi_insertion): New function.
2192 (insert_into_preds_of_block): Call it for REFERENCEs.
2193 (init_pre): Initialize and finalize scalar evolutions.
2194 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2196 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2198 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2199 Use CONST_VECTOR_NUNITS to determine number of elements.
2201 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2203 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2204 (U, W): Constraints are now deprecated and will be removed if we
2206 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2208 ("prefetch"): Add the stcmh instruction for prefetching.
2209 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2211 (s390_short_displacement): Return always true if compiling for
2212 machines not providing the long displacement facility.
2213 (s390_mem_constraint): Support the new constraint letter Z.
2214 (s390_check_qrst_address): New function.
2216 2009-07-21 DJ Delorie <dj@redhat.com>
2218 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2221 2009-07-21 Jason Merrill <jason@redhat.com>
2223 * c-common.c (max_tinst_depth): Increase default to 1024.
2225 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2228 (vec_unpacku_float_lo_v4si): Ditto.
2230 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2233 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2234 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2235 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2236 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2238 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2240 PR tree-optimization/40813
2241 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2244 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2246 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2247 with a NOP_EXPR if needed.
2249 2009-07-21 Paul Brook <paul@codesourcery.com>
2251 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2252 Terminate debug dump with newline.
2254 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2256 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2257 Cast "1" to unsigned HOST_WIDE_INT.
2258 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2259 deposit length to the maximum length - lsb. Extend length if
2260 HOST_BITS_PER_WIDE_INT is 32.
2262 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2264 * cgraph.h (constant_pool_htab): New function.
2265 (constant_descriptor_tree): Move from varasm.c.
2266 * varasm.c (constant_pool_htab): New function.
2267 (constant_descriptor_tree): Move to cgraph.h.
2269 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2271 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2273 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2275 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2278 2009-07-20 Xinliang David Li <davidxl@google.com>
2280 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2282 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2284 * config/mips/mips.md (move_type): Add arith.
2285 (type): Handle arith.
2286 (zero_extendsidi2): Rename this into ...
2287 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2288 (zero_extendsidi2): New expander.
2289 (*zero_extendsidi2_dext): New pattern.
2291 2009-07-20 Nick Clifton <nickc@redhat.com>
2293 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2294 to set MIPS_ABI_DEFAULT.
2295 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2297 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2299 * tree-object-size.c (addr_object_size): Handle unions with
2300 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2302 PR tree-optimization/40792
2303 * tree.c (build_function_type_skip_args): Remove bogus assert.
2305 2009-07-20 Jan Hubicka <jh@suse.cz>
2306 Martin Jambor <mjambor@suse.cz>
2308 * cgraph.h (combined_args_to_skip): New field.
2309 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2310 combined_args_to_skip and args_to_skip.
2311 * tree-inline.c (update_clone_info): New function.
2312 (tree_function_versioning): Call update_clone_info.
2313 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2315 (cgraph_materialize_all_clones): More extensive dumping, working
2316 with combined_args_to_skip rather than args_to_skip.
2318 2009-07-20 Ira Rosen <irar@il.ibm.com>
2320 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2321 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2322 (get_initial_def_for_reduction): Likewise.
2323 (vectorizable_reduction): Skip the check of first operand in case
2324 of COND_EXPR. Add check that it is outer loop vectorization if
2325 nested cycle was detected. Call vectorizable_condition() for
2326 COND_EXPR. If reduction epilogue cannot be created do not fail for
2327 nested cycles (if it is not double reduction). Assert that there
2328 is only one type in the loop in case of COND_EXPR. Call
2329 vectorizable_condition() to vectorize COND_EXPR.
2330 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2331 Add parameters. Allow nested cycles if called from
2332 vectorizable_reduction(). Use reduction vector variable if provided.
2333 (vect_analyze_stmt): Call vectorizable_reduction() before
2334 vectorizable_condition().
2335 (vect_transform_stmt): Update call to vectorizable_condition().
2337 2009-07-20 Christian Bruel <christian.bruel@st.com>
2339 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2340 * doc/invoke.texi (-mfmovd): Likewise.
2341 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2343 2009-07-20 Jan Hubicka <jh@suse.cz>
2345 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2346 when handling SSA name.
2348 2009-07-19 Jan Hubicka <jh@suse.cz>
2350 PR tree-optimization/40676
2351 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2352 virtual PHIs in empty BBs.
2354 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2356 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2357 re-expanded the compound use gen_lowpart instead to convert to the
2360 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2362 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2363 OUTER_CONST arguments.
2364 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2365 the new wider mode will be masked off.
2366 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2368 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2370 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2371 high-order bits are zero.
2373 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2375 * combine.c (simplify_shift_const_1): Split code to determine
2377 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2378 new bits shifted in are identical to the old sign bit.
2380 2009-07-18 Richard Guenther <rguenther@suse.de>
2383 * gimplify.c (gimplify_call_expr): Reject code using results from
2384 functions returning void.
2386 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2388 * doc/md.texi: Document the new PowerPC "es" constraint.
2389 Document that "m" can include automodified addresses on this target,
2390 and explain how %U must be used. Extend the "Q" and "Z" documentation
2391 to suggest "es" as well as "m".
2392 * config/rs6000/constraints.md (es): New memory constraint.
2393 (Q, Z): Update strings to match new documentation.
2395 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2397 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2398 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2399 * config/rs6000/predicates.md (volatile_mem_operand): Use
2400 offsettable_nonstrict_memref_p.
2401 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2402 (*floatunssidf2_internal): Likewise.
2403 (*fix_truncdfsi2_internal): Likewise.
2404 (*fix_trunctfsi2_internal): Likewise.
2406 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2408 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2410 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2412 2009-07-17 Richard Guenther <rguenther@suse.de>
2415 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2416 (pass_warn_unused_result): Likewise.
2417 (TODO_set_props): Remove.
2418 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2420 (pass_diagnose_omp_blocks): Define.
2421 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2422 (c_gimple_diagnostics_recursively): Remove.
2423 (finish_function): Do not call it.
2424 (c_write_global_declarations): Continue after errors.
2425 Finalize the CU here.
2426 * c-gimplify.c (c_genericize): Do not gimplify here.
2427 * c-common.c (c_warn_unused_result): Move ...
2428 * tree-cfg.c (do_warn_unused_result): ... here.
2429 (run_warn_unused_result): New function.
2430 (gate_warn_unused_result): New function.
2431 (pass_warn_unused_result): New pass.
2432 * c-common.h (c_warn_unused_result): Remove.
2433 * flags.h (flag_warn_unused_result): Declare.
2434 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2435 * opts.c (flag_warn_unused_result): Initialize to false.
2436 * toplev.c (compile_file): Add comment.
2437 * omp-low.c (create_omp_child_function): Do not register
2438 the function with the frontend.
2439 (diagnose_omp_structured_block_errors): Prepare to be
2440 called as optimization pass.
2441 (gate_diagnose_omp_blocks): New function.
2442 (pass_diagnose_omp_blocks): New pass.
2443 * cgraph.h (cgraph_optimize): Remove.
2444 (cgraph_analyze_function): Likewise.
2445 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2446 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2447 before their parents here.
2448 (cgraph_finalize_function): Not here.
2449 (cgraph_analyze_function): Gimplify functions here.
2450 (cgraph_finalize_compilation_unit): Continue after errors.
2451 Optimize the callgraph from here.
2452 (cgraph_optimize): Make static.
2453 * langhooks.c (write_global_declarations): Finalize the CU.
2454 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2455 (gimplify_function_tree): Assert we gimplify only once.
2456 Set PROP_gimple_any property.
2457 * tree-nested.c (gimplify_all_functions): New function.
2458 (lower_nested_functions): Gimplify all nested functions.
2459 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2460 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2461 and pass_diagnose_omp_blocks after gimplification. Do not
2462 set TODO_set_props on all_lowering_passes.
2463 (execute_one_pass): Do not handle TODO_set_props.
2464 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2465 (gimplify.o): Add tree-pass.h dependency.
2466 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2467 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2468 (unsave_r): Likewise.
2469 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2472 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2474 * doc/service.texi (Service): Restore previously removed link,
2475 which isn't broken after all.
2477 2009-07-17 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/40321
2480 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2481 PHI nodes to the maximal set.
2482 (make_values_for_phi): Add PHI arguments to the maximal set.
2483 (execute_pre): Dump PHI_GEN and the maximal set.
2485 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2488 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2491 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2493 * doc/extend.texi (Nested Functions): Replace broken link with
2495 * doc/service.texi (Service): Remove broken link.
2497 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2500 * builtins.c (expand_builtin_memcmp): Use loc instead of
2501 EXPR_LOCATION (exp).
2502 (expand_builtin_strncmp): Likewise.
2504 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2505 Manuel López-Ibáñez <manu@gcc.gnu.org>
2508 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2509 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2510 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2511 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2512 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2513 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2514 tree-inline.c, c-common.c, c-common.h, gimple.c,
2515 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2516 convert.c: Add location argument to fold_{unary,binary,ternary},
2517 fold_build[123], build_call_expr, build_size_arg,
2518 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2519 fold_build1_initializer, fold_build2_initializer,
2520 fold_build3_initializer, fold_build_call_array,
2521 fold_build_call_array_initializer, fold_single_bit_test,
2522 omit_one_operand, omit_two_operands, invert_truthvalue,
2523 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2524 combine_comparisons, fold_builtin_*, fold_call_expr,
2525 build_range_check, maybe_fold_offset_to_address, round_up,
2528 2009-07-16 Jason Merrill <jason@redhat.com>
2531 * c-common.c (c_common_reswords): Add __is_standard_layout
2533 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2534 * doc/implement-cxx.texi: New.
2535 * doc/gcc.texi: Include it.
2537 2009-07-16 DJ Delorie <dj@redhat.com>
2539 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2540 compares that may be indirectly affected by previous instructions.
2542 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2544 * builtins.c (do_mpc_arg2): New.
2545 (fold_builtin_2): Fold builtin cpow.
2546 * real.h (HAVE_mpc_pow): New.
2548 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2550 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2551 comparison to skip unprofitable schedule
2553 2009-07-16 Simon Baldwin <simonb@google.com>
2555 * gcc.c (option_map): New flag -no-canonical-prefixes.
2556 * (display_help): Print help text for new flag.
2557 * (process_command): Move options translation and language specifics
2558 and handle new flag early. Use it to set a function pointer to a
2559 prefix builder. Replace make_relative_prefix calls with calls to
2560 the function pointed to. Ignore new flag in regular options handling.
2561 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2563 2009-07-15 DJ Delorie <dj@redhat.com>
2565 * config/mep/mep.md (sibcall_internal): Change register to avoid
2567 (sibcall_value_internal): Likewise.
2569 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2571 PR rtl-optimization/40710
2572 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2574 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2576 * config/mips/mips.md (*extenddi_truncate<mode>,
2577 *extendsi_truncate<mode>): Change type attribute to move_type
2578 with shift_shift. Split out code handling exts from here ...
2579 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2581 (*extendhi_truncateqi): Change type attribute to move_type with
2582 shift_shift. Split out code handling exts from here ...
2583 (*extendhi_truncateqi_exts): ... to this new pattern.
2585 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2587 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2588 instead of "and" with inverted sign bit mask value. Use
2589 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2590 Allocate registers only for operand 4 and operand 5.
2592 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2595 * fold-const.c (fold_cond_expr_with_comparison): When folding
2596 < and <= to MIN, make sure the MIN uses the same type as the
2597 comparison's operands.
2599 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2601 * arm.md (ior_xor): New code iterator.
2602 (split for ior/xor with shift and zero-extend): New split pattern.
2603 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2605 2009-07-15 Richard Guenther <rguenther@suse.de>
2607 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2610 2009-07-15 Richard Guenther <rguenther@suse.de>
2613 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2615 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2617 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2618 handle 2.6.30 kernel.
2620 2009-07-15 DJ Delorie <dj@redhat.com>
2622 * config/mep/mep.md (sibcall_internal): Change register to allow
2623 for 24-bit addresses.
2624 (sibcall_value_internal): Likewise.
2626 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2628 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2629 that are enabled/disabled by the flags introduced by a previous patch.
2631 2009-07-14 DJ Delorie <dj@redhat.com>
2633 * config/mep/mep.md (sibcall_internal): Include non-toggling
2635 (sibcall_value_internal): Likewise.
2637 2009-07-14 Taras Glek <tglek@mozilla.com>
2638 Rafael Espindola <espindola@google.com>
2640 * doc/sourcebuild.texi: Document install-plugin target.
2641 * configure.ac: Added install-plugin target to language makefiles.
2642 * configure: Regenerate.
2643 * Makefile.in: (install-plugin): Install more headers,
2644 depend on lang.install-plugin.
2646 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2648 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2651 2009-07-14 DJ Delorie <dj@redhat.com>
2653 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2654 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2655 * config/mep/mep.md (sibcall_internal): Change test from
2656 mep_vliw_mode_match to mep_vliw_jmp_match.
2657 (sibcall_value_internal): Likewise.
2659 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2661 * config/i386/sse.md (copysign<mode>3): New expander.
2662 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2663 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2664 Use ix86_build_const_vector.
2665 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2666 IX86_BUILTIN_CPYSGNPD.
2667 (builtin_description): Add __builtin_ia32_copysignps and
2668 __builtin_ia32_copysignpd.
2669 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2670 and BUILT_IN_COPYSIGNF.
2672 2009-07-13 Jason Merrill <jason@redhat.com>
2674 * builtins.c (can_trust_pointer_alignment): New fn.
2675 (get_pointer_alignment): Factor it out from here.
2676 * tree.h: Declare it.
2678 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2680 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2683 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2687 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2689 2009-07-14 Richard Guenther <rguenther@suse.de>
2690 Andrey Belevantsev <abel@ispras.ru>
2693 * cfgexpand.c (partition_stack_vars): Do not bother to update
2694 alias information when not optimizing.
2696 2009-07-14 Richard Guenther <rguenther@suse.de>
2697 Andrey Belevantsev <abel@ispras.ru>
2699 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2700 (pt_solution_set): Likewise.
2701 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2702 * tree-ssa-structalias.c (pt_solution_set): New function.
2703 * final.c (rest_of_clean_state): Free SSA data structures.
2704 * print-rtl.c (print_decl_name): Remove.
2705 (print_mem_expr): Implement in terms of print_generic_expr.
2706 * alias.c (ao_ref_from_mem): New function.
2707 (rtx_refs_may_alias_p): Likewise.
2708 (true_dependence): Query alias-export info.
2709 (canon_true_dependence): Likewise.
2710 (write_dependence_p): Likewise.
2711 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2713 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2714 (mem_expr_equal_p): Use operand_equal_p.
2715 (set_mem_attributes_minus_bitpos): Do not use
2716 component_ref_for_mem_expr.
2717 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2718 (update_alias_info_with_stack_vars): Likewise.
2719 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2720 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2721 explicitly nor clear stmt operands.
2722 Free the decl-to-pointer map.
2723 * tree-optimize.c (execute_free_datastructures): Do not free
2724 SSA data structures here.
2725 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2726 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2727 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2729 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2731 2009-07-13 DJ Delorie <dj@redhat.com>
2733 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2734 unrolling at the right iteration count.
2736 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2739 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2741 * haifa-sched.c (rank_for_schedule): Introduced flags to
2742 enable/disable individual scheduling heuristics.
2743 * common.opt: Introduced flags to enable/disable individual
2744 heuristics in the scheduler.
2745 * doc/invoke.texi: Introduced flags to enable/disable individual
2746 heuristics in the scheduler.
2748 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2750 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2751 config/i386/mingw-tls.c.
2752 * config/i386/mingw-tls.c: Removed.
2754 2009-07-13 Ira Rosen <irar@il.ibm.com>
2756 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2757 checks access only relevant statements.
2758 (vectorizable_reduction): Likewise.
2760 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2762 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2763 just for 32-bit case.
2765 2009-07-12 Jan Hubicka <jh@suse.cz>
2767 PR tree-optimization/40585
2768 * except.c (expand_resx_expr): When there already is resume
2769 instruction, produce linked list.
2770 (build_post_landing_pads): Assert that resume is empty.
2771 (connect_post_landing_pads): Handle resume lists.
2772 (dump_eh_tree): Dump resume list.
2774 2009-07-12 Ira Rosen <irar@il.ibm.com>
2776 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2777 with additional argument.
2778 * tree-vectorizer.h (enum vect_def_type): Add
2779 vect_double_reduction_def.
2780 (vect_is_simple_reduction): Add argument.
2781 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2783 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2784 vect_is_simple_reduction with additional argument.
2785 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2787 (reduction_code_for_scalar_code): Handle additional codes by
2788 returning ERROR_MARK for them. Fix comment and indentation.
2789 (vect_is_simple_reduction): Fix comment, add argument to specify
2790 double reduction. Detect double reduction.
2791 (get_initial_def_for_induction): Fix indentation.
2792 (get_initial_def_for_reduction): Fix comment and indentation.
2793 Handle double reduction. Create initial definitions that do not
2794 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2795 (vect_create_epilog_for_reduction): Fix comment, add argument to
2796 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2797 epilogue result extraction. Create double reduction phi node and
2798 replace relevant uses.
2799 (vectorizable_reduction): Call vect_is_simple_reduction with
2800 additional argument. Fix indentation. Update epilogue code treatment
2801 according to the changes in reduction_code_for_scalar_code. Check
2802 for double reduction. Call vect_create_epilog_for_reduction with
2803 additional argument.
2804 * tree-vect-stmts.c (process_use): Handle double reduction, update
2806 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2807 (vect_get_vec_def_for_operand): Likewise.
2809 2009-07-12 Danny Smith <dansmister@gmail.com>
2811 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2812 dllexport if !TREE_PUBLIC.
2813 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2815 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2817 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2818 (avr_extra_arch_macro) Remove declatation.
2819 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2820 (avr_extra_arch_macro) Declare as static.
2821 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2823 2009-07-11 Jan Hubicka <jh@suse.cz>
2826 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2828 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2831 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2832 cold_in_std_section bits.
2833 (dwarf2out_begin_prologue): Initialize them.
2834 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2835 if already covered by text_section or cold_text_section range.
2837 PR rtl-optimization/40667
2838 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2839 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2840 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2841 * config/i386/i386.c (ix86_minimum_alignment): New function.
2842 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2843 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2844 * emit-rtl.c (gen_reg_rtx): Likewise.
2845 * function.c (assign_parms): Likewise. If nominal_type needs
2846 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2847 rather than passed_type's alignment.
2850 * function.c (assign_parm_setup_stack): Adjust
2851 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2852 from nominal_mode on big endian.
2854 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2856 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2858 2009-07-10 DJ Delorie <dj@redhat.com>
2860 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2862 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2864 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2866 (thumb2_cbnz): Likewise.
2868 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2871 * config.gcc (supported_defaults): Add synci.
2872 (with_synci): Add validation.
2873 (all_defaults): Add synci.
2874 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2877 * config/mips/mips.opt (msynci): New option.
2878 * config/mips/mips.c (mips_override_options): Warn on use of
2879 -msynci for targets that do now support it.
2880 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2882 * gcc/doc/invoke.texi (-msynci): Document the new option.
2883 * doc/install.texi (--with-synci): Document the new option.
2885 2009-07-10 Richard Guenther <rguenther@suse.de>
2887 PR tree-optimization/40496
2888 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2889 the PHI result with a compatible type.
2891 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2895 * c.opt (Wunused-result): New.
2896 * doc/invoke.texi: Document it.
2897 * c-common.c (c_warn_unused_result): Use it.
2899 2009-07-09 DJ Delorie <dj@redhat.com>
2901 * targhooks.c (default_target_can_inline_p): Rename from
2902 default_target_option_can_inline_p.
2903 * targhooks.h (default_target_can_inline_p): Likewise.
2904 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2905 TARGET_OPTION_CAN_INLINE_P.
2906 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2907 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2908 (mep_target_can_inline_p): Rename from
2909 mep_target_option_can_inline_p.
2912 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2913 registers used to pass vectors.
2915 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2917 2009-07-09 Tom Tromey <tromey@redhat.com>
2919 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2920 * config/mmix/mmix.c: Include dwarf2.h.
2921 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2922 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2923 * config/sh/sh.c: Include dwarf2.h.
2924 * config/i386/i386.c: Include dwarf2.h.
2925 * Makefile.in (DWARF2_H): Remove 'elf'.
2926 * except.c: Include dwarf2.h.
2927 * unwind-dw2.c: Include dwarf2.h.
2928 * dwarf2out.c: Include dwarf2.h.
2929 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2930 * unwind-dw2-fde.c: Include dwarf2.h.
2931 * dwarf2asm.c: Include dwarf2.h.
2933 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2935 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2936 (max_issue): Use it.
2937 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2939 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2940 (region_sched_info): Update.
2941 * sched-ebb.c (ebb_sched_info): Update.
2942 * modulo-sched.c (sms_sched_info): Update.
2943 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2945 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2947 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2949 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2951 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2953 2009-07-09 Jakub Jelinek <jakub@redhat.com>
2956 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
2957 arg1 with arg01 if arg1 is already INTEGER_CST.
2959 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2961 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
2962 Transform (and (truncate)) into (truncate (and)).
2964 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
2966 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
2967 creating LHS paradoxical subregs. Fix surrounding returns to
2968 use NULL_RTX rather than 0.
2970 2009-07-08 DJ Delorie <dj@redhat.com>
2972 * config/mep/mep.c: (mep_option_can_inline_p): New.
2973 (TARGET_OPTION_CAN_INLINE_P): Define.
2975 2009-07-08 Mark Wielaard <mjw@redhat.com>
2978 * dwarf2out.c (add_data_member_location_attribute): When we have
2979 only a constant offset don't emit a new location description using
2980 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
2983 2009-07-08 Richard Henderson <rth@redhat.com>
2986 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
2987 (enum reg_class): Add CLOBBERED_REGS.
2988 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
2989 * config/i386/i386.c (ix86_conditional_register_usage): Moved
2990 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
2991 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
2992 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
2993 force 64-bit sibcalls into R11.
2994 * config/i386/constraints.md (U): New constraint.
2995 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
2996 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
2997 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2999 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3001 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3003 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3004 * ebitmap.h (dump_ebitmap): Ditto.
3005 * optabs.h (optab_libfunc): Ditto.
3006 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3007 * tree-flow.h (vect_can_force_dr_alignment_p,
3008 get_vectype_for_scalar_type): Ditto.
3009 (vectorize_loops): Move prototype to ...
3010 * tree-vectorizer.h: ... here. Also, adjust comment.
3011 (vect_set_verbosity_level): Remove duplicate prototype.
3012 * tree-ssa-loop.c: Include tree-vectorizer.h.
3013 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3015 2009-07-08 Nick Clifton <nickc@redhat.com>
3017 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3020 2009-07-08 DJ Delorie <dj@redhat.com>
3022 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3023 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3024 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3026 * config/mep/intrinsics.md: Regenerated.
3027 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3028 registers when asm() or calls are detected.
3030 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3033 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3035 * gimple (gimple_build_call_from_tree): Likewise.
3036 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3037 no_warning flag before warning.
3039 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3041 * tree.c (set_expr_locus): Remove.
3042 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3043 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3045 * gimplify.c (internal_get_tmp_var): Likewise.
3046 (gimplify_call_expr): Likewise.
3047 (gimplify_one_sizepos): Likewise.
3049 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3052 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3053 to variables for debugging purposes.
3055 2009-06-23 Mark Loeser <mark@halcy0n.com>
3058 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3060 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3062 * pretty-print.c (pp_base_format): Remove %J.
3063 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3064 gcc_cxxdiag_char_table): Likewise.
3065 (init_dynamic_diag_info): Likewise.
3067 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3069 * pretty-print.c (pp_base_format): Remove %H.
3070 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3071 gcc_cxxdiag_char_table): Likewise.
3072 (init_dynamic_diag_info): Likewise.
3073 * config/mep/mep.c (mep_select_section): Likewise.
3075 2009-07-07 Duncan Sands <baldrick@free.fr>
3077 * final.c (pass_clean_state): Give the pass a name.
3078 * passes.c (pass_rest_of_compilation): Likewise.
3079 * tree-optimize.c (pass_all_optimizations): Likewise.
3081 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3083 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3084 an extra 'decl' for error_at.
3086 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3089 * tree-tailcall.c (adjust_return_value_with_ops,
3090 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3091 if it has complex or vector type.
3093 2009-07-07 Olivier Hainque <hainque@adacore.com>
3095 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3098 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3100 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3102 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3104 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3105 * c-decl.c: Likewise.
3106 * function.c: Likewise.
3107 * varasm.c: Likewise.
3108 * tree-ssa.c: Likewise.
3109 * c-common.c: Likewise.
3110 * tree-cfg.c: Likewise.
3111 * config/spu/spu.c: Likewise.
3112 * config/ia64/ia64.c: Likewise.
3113 * config/v850/v850.c: Likewise.
3115 2009-07-06 DJ Delorie <dj@redhat.com>
3117 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3118 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3119 unspecified accesses to control registers.
3120 * config/mep/intrinsics.md: Regenerate.
3121 * config/mep/intrinsics.h: Regenerate.
3122 * config/mep/mep-intrin.h: Regenerate.
3124 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3126 * c-lex.c: Replace %H by an explicit location. Update all calls.
3127 * c-common.c: Likewise.
3128 * c-decl.c: Likewise.
3129 * c-typeck.c: Likewise.
3130 * fold-const.c: Likewise.
3131 * gimplify.c: Likewise.
3133 * tree-cfg.c: Likewise.
3134 * tree-ssa-loop-niter.c: Likewise.
3135 * tree-vrp.c: Likewise.
3136 * value-prof.c: Likewise.
3138 2009-07-06 Diego Novillo <dnovillo@google.com>
3140 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3141 if it has one. Handle cases where VAR does not have an
3142 annotation or cfun is NULL.
3144 2009-07-06 Diego Novillo <dnovillo@google.com>
3146 * tree.c: Include debug.h.
3147 (initialize_tree_contains_struct): New.
3148 (init_ttree): Call it.
3149 (tree_node_structure_for_code): Factor out of ...
3150 (tree_node_structure): ... here.
3151 * treestruct.def (TS_PHI_NODE): Remove.
3152 (TS_GIMPLE_STATEMENT): Remove.
3154 2009-07-06 Diego Novillo <dnovillo@google.com>
3156 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3157 (debug_tree_chain): Handle cycles.
3159 2009-07-06 Nick Clifton <nickc@redhat.com>
3160 DJ Delorie <dj@redhat.com>
3162 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3163 __FMOVD_ENABLED__ is defined.
3165 (TARGET_FMOVD): Provide a default definition.
3166 (MASK_FMOVD): Likewise.
3167 (TARGET_CPU_CPP_BUILTINS): Define
3168 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3169 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3170 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3171 (split for DF load from memory into register): Also handle
3172 MEMs which consist of REG+DISP addressing.
3173 (split for DF store from register to memory): Likewise.
3174 (movsf_ie): Always use single fp_mode.
3175 * config/sh/sh.c (sh_override_options): Do not automatically
3176 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3177 that to the -mfmovd command line switch.
3178 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3179 (fldi_ok): Always allow.
3180 * config/sh/sh.opt (mfmovd): Remove this switch.
3181 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3183 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3184 Kaz Kojima <kkojima@gcc.gnu.org>
3186 PR rtl-optimization/30807
3187 * postreload.c (reload_combine): For every new use of REG_SUM,
3188 record the use of BASE.
3190 2009-07-06 Jan Hubicka <jh@suse.cz>
3192 * params.def: Revert my accidental commit at 2009-06-30.
3194 2009-07-04 Ian Lance Taylor <iant@google.com>
3197 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3199 (mingw_format_attribute_overrides): Likewise.
3201 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3204 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3205 don't check cfa.reg. Instead of cfa.indirect use
3206 fde && fde->drap_reg != INVALID_REGNUM test.
3208 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3210 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3212 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3215 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3217 2009-07-03 Richard Guenther <rguenther@suse.de>
3219 PR tree-optimization/40640
3220 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3223 2009-07-03 Jan Hubicka <jh@suse.cz>
3225 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3226 for size, reduce amount of inlining.
3228 2009-07-03 Richard Guenther <rguenther@suse.de>
3231 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3232 if t +- x is known to not overflow and the conversion widens the
3234 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3236 2009-07-03 Jan Hubicka <jh@suse.cz>
3238 * ipa-pure-const.c (analyze): Update loop optimizer init.
3239 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3240 try_remove_empty_loop, remove_empty_loops): Remove.
3241 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3242 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3243 to mark regular loops as neccesary.
3244 (degenerate_phi_p): New function.
3245 (propagate_necessity, remove_dead_phis): Use it.
3246 (forward_edge_to_pdom): Likewise.
3247 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3248 virtual PHI nodes that became unreachable.
3249 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3250 * tree-flow.h (remove_empty_loops): Remove.
3251 * passes.c (init_optimization_passes): Remove.
3253 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3255 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3256 can_create_pseudo_p.
3257 (*fix_trunc<mode>_i387_1): Ditto.
3258 (*floathi<mode>2_1): Ditto.
3259 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3260 (*fistdi2_1): Ditto.
3261 (*fist<mode>2_1): Ditto.
3262 (frndintxf2_floor): Ditto.
3263 (*fist<mode>2_floor_1): Ditto.
3264 (frndintxf2_ceil): Ditto.
3265 (*fist<mode>2_ceil_1): Ditto.
3266 (frndintxf2_trunc): Ditto.
3267 (frndintxf2_mask_pm): Ditto.
3268 (fxam<mode>2_i387_with_temp): Ditto.
3269 * config/i386/sse.md (mulv16qi3): Ditto.
3270 (*sse2_mulv4si3): Ditto.
3272 (sse4_2_pcmpestr): Ditto.
3273 (sse4_2_pcmpistr): Ditto.
3275 2009-07-03 Jan Hubicka <jh@suse.cz>
3277 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3278 (mark_stmt_necessary): Set it.
3279 (mark_operand_necessary): Set it.
3280 (mark_control_dependent_edges_necessary): Set it.
3281 (mark_virtual_phi_result_for_renaming): New function.
3282 (get_live_post_dom): New function.
3283 (forward_edge_to_pdom): New function.
3284 (remove_dead_stmt): Fix handling of control dependences.
3285 (tree_dce_init): Init new bitmap.
3286 (tree_dce_done): Free it.
3288 2009-07-02 Richard Guenther <rguenther@suse.de>
3291 * tree-ssa-structalias.c (new_var_info): Initialize
3294 2009-07-02 Jan Hubicka <jh@suse.cz>
3296 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3299 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3301 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3302 instead of recomputing it. Adjust calls.
3303 (emit_store_flag): Adjust recursive calls.
3305 2009-07-02 Richard Guenther <rguenther@suse.de>
3307 * tree-ssa-live.c (remove_unused_locals): Do not remove
3309 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3310 of DECL_EXTERNAL for HEAP variables.
3311 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3312 HEAP variables. Do not adjust RESTRICT vars.
3313 (find_what_var_points_to): Nobody cares if something
3316 2009-07-02 Ben Elliston <bje@au.ibm.com>
3318 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3319 pc_low and pc_high declarations to the top of the function.
3321 2009-07-01 DJ Delorie <dj@redhat.com>
3323 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3325 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3326 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3327 unspecified accesses to control registers.
3328 * config/mep/intrinsics.md: Regenerate.
3329 * config/mep/intrinsics.h: Regenerate.
3330 * config/mep/mep-intrin.h: Regenerate.
3332 2009-07-01 Anthony Green <green@moxielogic.com>
3334 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3335 instruction when possible.
3336 (moxie_expand_prologue): Ditto. Also, save an instruction and
3337 some complexity by popping off of $r12 instead of $sp.
3338 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3341 2009-07-01 Richard Henderson <rth@redhat.com>
3344 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3345 contained no insns, reposition note before last insn.
3347 2009-07-01 Richard Henderson <rth@redhat.com>
3350 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3351 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3353 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3356 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3357 darwin9 for printing reg addresses with %y.
3359 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3361 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3362 truncation from operands in binary operations.
3364 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3367 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3368 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3369 subreg of op0 to the original op0.
3371 * expmed.c (store_bit_field_1): Use a temporary as the destination
3372 instead of a paradoxical subreg when we need to truncate the result.
3374 2009-07-01 DJ Delorie <dj@redhat.com>
3376 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3377 names to VLIW variants.
3378 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3379 * config/mep/intrinsics.md: Regenerate.
3380 * config/mep/intrinsics.h: Regenerate.
3381 * config/mep/mep-intrin.h: Regenerate.
3383 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3386 * jump.c (returnjump_p): Revert last patch.
3387 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3389 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3392 * pa.md (casesi32p): Use jump table label to determine the offset
3394 (casesi64p): Likewise.
3396 * pa.c (forward_branch_p): Return bool type. Use instruction
3397 addresses when available. Assert that INSN has a jump label.
3398 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3401 2009-07-01 Richard Guenther <rguenther@suse.de>
3403 PR tree-optimization/19831
3404 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3405 that only act as barriers do not make any previous stores necessary.
3406 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3407 HEAP variables global, do not add a constraint from nonlocal.
3408 (find_func_aliases): Handle escapes through return statements.
3409 (compute_points_to_sets): Make escaped HEAP variables global.
3411 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3414 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3415 after reducing a DImode cstore to SImode.
3417 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3419 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3420 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3422 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3424 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3425 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3427 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3428 and umod_optab if TARGET_BSD_DIVMOD.
3429 * config/vax/lib1funcs.asm: New file.
3430 * config/vax/t-linux: New file.
3431 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3433 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3436 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3437 to type arguments that have void type.
3440 * dwarf2out.c (gen_formal_parameter_die): Call
3441 equate_decl_number_to_die if node is different from origin.
3443 2009-06-30 Anthony Green <green@moxielogic.com>
3445 Clean up moxie port for --enable-build-with-cxx.
3446 * config/moxie/moxie.c (moxie_function_value): First two
3447 parameters are const_tree, not tree.
3448 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3449 (REG_CLASS_NAMES): Ditto.
3450 (REGNO_REG_CLASS): Ditto.
3451 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3452 (moxie_function_value): Fix constyness of arguments.
3454 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3456 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3457 finalize_size_functions before further processing.
3458 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3459 (variable_size): Call self_referential_size on size expressions
3460 that contain a PLACEHOLDER_EXPR.
3461 (size_functions): New static variable.
3462 (copy_self_referential_tree_r): New static function.
3463 (self_referential_size): Likewise.
3464 (finalize_size_functions): New global function.
3465 * tree.c: Include tree-inline.h.
3466 (push_without_duplicates): New static function.
3467 (find_placeholder_in_expr): New global function.
3468 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3470 <tcc_expression>: Likewise.
3471 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3472 the call in the expression.
3473 * tree.h (finalize_size_functions): Declare.
3474 (find_placeholder_in_expr): Likewise.
3475 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3476 (substitute_placeholder_in_expr): Update comment.
3477 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3479 (copy_tree_body_r): Likewise.
3480 (copy_tree_body): New static function.
3481 (maybe_inline_call_in_expr): New global function.
3482 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3483 (maybe_inline_call_in_expr): Declare.
3484 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3485 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3488 2009-06-30 Richard Guenther <rguenther@suse.de>
3490 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3492 (propagate_necessity): Do not mark reaching defs of stores
3495 2009-06-30 Jan Hubicka <jh@suse.cz>
3497 * cfgloopanal.c (check_irred): Move into ...
3498 (mark_irreducible_loops): ... here; return true if ireducible
3500 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3501 (analyze_function): Try to prove loop finiteness.
3502 * cfgloop.h (mark_irreducible_loops): Update prototype.
3503 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3505 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3507 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3509 2009-06-30 Ira Rosen <irar@il.ibm.com>
3511 PR tree-optimization/40542
3512 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3515 2009-06-30 Martin Jambor <mjambor@suse.cz>
3517 PR tree-optimization/40582
3518 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3519 than useless_type_conversion_p.
3520 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3523 2009-06-30 Martin Jambor <mjambor@suse.cz>
3526 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3528 2009-06-30 Richard Guenther <rguenther@suse.de>
3530 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3531 use ao_ref references.
3532 (walk_aliased_vdefs): Likewise.
3533 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3534 * tree-ssa-dce.c (struct ref_data): Remove.
3535 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3536 (mark_aliased_reaching_defs_necessary): Adjust.
3537 (mark_all_reaching_defs_necessary_1): Likewise.
3539 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3542 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3543 (emit_store_flag_1): Extract from emit_store_flag, adjust
3544 calls to (what now is) emit_cstore.
3545 (emit_store_flag): Call emit_store_flag_1 and also use it
3546 for what used to be recursive calls.
3548 2009-06-30 Wei Guozhi <carrot@google.com>
3551 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3552 if the target bb post dominates from bb.
3553 * config/i386/i386.c (memory_address_length): Check existence of base
3554 register before using it.
3556 2009-06-30 Nick Clifton <nickc@redhat.com>
3557 DJ Delorie <dj@redhat.com>
3559 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3560 __FMOVD_ENABLED__ is defined.
3562 (TARGET_FMOVD): Provide a default definition.
3563 (MASK_FMOVD): Likewise.
3564 (TARGET_CPU_CPP_BUILTINS): Define
3565 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3566 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3567 two fmov instructions depending upon whether TARGET_FMOVD is
3569 (split for DF load from memory into register): Also handle
3570 MEMs which consist of REG+DISP addressing.
3571 (split for DF store from register to memory): Likewise.
3572 * config/sh/sh.opt (mfmovd): Remove this switch.
3573 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3574 * config/sh/sh.c (sh_override_options): Do not automatically
3575 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3576 that to the -mfmovd command line switch.
3578 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3580 (fldi_ok): Always allow.
3581 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3583 2009-06-29 DJ Delorie <dj@redhat.com>
3585 * doc/install.texi (mep-x-elf): Correct chip's full name.
3587 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3589 * doc/extend.texi: Fix typo.
3591 2009-06-29 Tom Tromey <tromey@redhat.com>
3594 * Makefile.in (DWARF2_H): New variable.
3596 (dwarf2out.o): Likewise.
3597 (dwarf2asm.o): Likewise.
3598 * config/i386/t-i386: Use DWARF2_H.
3599 * except.c: Include elf/dwarf2.h.
3600 * unwind-dw2.c: Include elf/dwarf2.h.
3601 * dwarf2out.c: Include elf/dwarf2.h.
3602 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3603 <dtprel>: New field.
3604 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3605 (size_of_loc_descr): Likewise.
3606 (output_loc_operands_raw): Likewise.
3607 (output_loc_operands): Handle new dtprel field.
3608 (loc_checksum): Update.
3609 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3610 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3611 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3612 * dwarf2asm.c: Include elf/dwarf2.h.
3613 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3614 * config/mmix/mmix.c: Include elf/dwarf2.h.
3615 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3616 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3617 * config/sh/sh.c: Include elf/dwarf2.h.
3618 * config/i386/i386.c: Include elf/dwarf2.h.
3620 2009-06-29 DJ Delorie <dj@redhat.com>
3622 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3624 * doc/extend.texi: Add MeP attributes and pragmas.
3625 * doc/invoke.text: Add MeP Options.
3626 * doc/contrib.texi: Add MeP contribution.
3627 * doc/md.texi: Add MeP constraints.
3628 * doc/install.texi: Add MeP target.
3630 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3632 * target.h (struct gcc_target): Add frame_pointer_required field.
3633 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3634 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3635 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3637 * reload1.c (update_eliminables): (Ditto.).
3638 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3639 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3640 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3642 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3644 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3645 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3646 (arm_frame_pointer_required): New function.
3648 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3649 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3650 (avr_frame_pointer_required_p): Declare as static.
3651 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3653 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3654 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3655 (bfin_frame_pointer_required): Make as static, change return type
3657 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3659 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3660 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3661 (cris_frame_pointer_required): New function.
3663 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3665 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3666 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3667 (fr30_frame_pointer_required): New function.
3669 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3670 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3671 (frv_frame_pointer_required): Make as static, change return type
3673 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3675 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3676 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3677 (ix86_frame_pointer_required): Make as static, change return type to
3679 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3681 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3682 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3684 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3686 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3688 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3690 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3691 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3692 (mips_frame_pointer_required): Make as static.
3693 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3695 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3696 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3697 (mmix_frame_pointer_required): Mew function.
3699 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3700 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3702 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3704 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3706 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3708 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3709 (CAN_ELIMINATE): Redefine.
3710 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3711 (sparc_frame_pointer_required): New function.
3712 (sparc_can_eliminate): New function.
3713 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3715 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3716 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3718 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3719 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3720 (xtensa_frame_pointer_required): Make as static, change return type
3722 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3725 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3727 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3728 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3729 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3730 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3731 (register_callback): Handle PLUGIN_START_UNIT.
3732 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3734 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3736 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3738 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3739 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3741 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3743 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3746 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3748 * doc/extend.texi (Additional Floating Types): __float128 is also
3749 supported on i386 targets.
3751 2009-06-29 Richard Guenther <rguenther@suse.de>
3754 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3756 (pt_solutions_same_restrict_base): Declare.
3757 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3759 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3760 (make_constraint_from, make_copy_constraint): Move earlier.
3761 (make_constraint_from_heapvar): New function.
3762 (make_constraint_from_restrict): Likewise.
3763 (handle_lhs_call): Use it.
3764 (find_func_aliases): Use it to track conversions to restrict
3766 (struct fieldoff): Add only_restrict_pointers flag.
3767 (push_fields_onto_fieldstack): Initialize it.
3768 (create_variable_info_for): Track global restrict qualified pointers.
3769 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3770 Track restrict qualified pointer arguments.
3771 (set_uids_in_ptset): Use varinfo is_global_var flag.
3772 (find_what_var_points_to): Set the vars_contains_restrict flag.
3773 Always create the points-to solution for sets including restrict tags.
3774 (pt_solutions_same_restrict_base): New function.
3775 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3776 qualified pointers use pt_solutions_same_restrict_base as
3777 additional source for disambiguation.
3779 2009-06-29 Richard Guenther <rguenther@suse.de>
3782 * alias.c (find_base_decl): Remove.
3783 (get_deref_alias_set_1): Remove restrict handling.
3784 * c-common.c (c_apply_type_quals_to_decl): Do not set
3785 DECL_POINTER_ALIAS_SET.
3786 * gimplify.c (find_single_pointer_decl_1): Remove.
3787 (find_single_pointer_decl): Likewise.
3788 (internal_get_tmp_var): Remove restrict handling.
3789 (gimple_regimplify_operands): Likewise.
3790 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3791 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3792 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3793 * tree.c (restrict_base_for_decl): Remove.
3794 (init_ttree): Do not allocate it.
3795 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3796 LABEL_DECL_UID for label decls.
3797 (copy_node_stat): Do not copy restrict information.
3798 (decl_restrict_base_lookup): Remove.
3799 (decl_restrict_base_insert): Likewise.
3800 (print_restrict_base_statistics): Likewise.
3801 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3802 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3803 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3804 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3805 (LABEL_DECL_UID): Adjust.
3806 (DECL_BASED_ON_RESTRICT_P): Remove.
3807 (DECL_GET_RESTRICT_BASE): Likewise.
3808 (SET_DECL_RESTRICT_BASE): Likewise.
3809 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3811 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3812 instead of DECL_POINTER_ALIAS_SET.
3813 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3814 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3815 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3817 2009-06-29 Richard Guenther <rguenther@suse.de>
3819 PR tree-optimization/40579
3820 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3821 the IL to simplify has constants that overflowed.
3823 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3825 PR tree-optimization/40550
3826 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3827 vector_compute_type only when the size of vector_compute_type is
3828 less than the size of type.
3830 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3832 * fold-const.c (contains_label_1): Fix comments.
3833 (contains_label_p): Do not walk trees multiple time.
3835 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3837 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3838 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3839 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3840 ix86_fp_comparison_operator.
3841 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3842 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3843 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3844 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3845 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3846 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3847 (related splits): Change predicate to ix86_fp_comparison_operator.
3848 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3849 instead of ix86_fp_comparison_codes.
3850 (ix86_trivial_fp_comparison_operator,
3851 ix86_fp_comparison_operator): New.
3852 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3853 (ix86_expand_compare): Eliminate last two parameters.
3854 (ix86_fp_jump_nontrivial_p): Kill.
3855 * config/i386/i386.c (put_condition_code): Eliminate call to
3856 ix86_fp_comparison_codes and subsequent assertion.
3857 (ix86_fp_comparison_codes): Eliminate.
3858 (ix86_fp_swap_condition): New.
3859 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3860 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3861 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3862 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3863 and ix86_fp_swap_condition.
3864 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3865 Use ix86_fp_comparison_strategy.
3866 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3867 (ix86_fp_jump_nontrivial_p): Eliminate.
3868 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3869 call to ix86_expand_compare.
3870 (ix86_split_fp_branch, ix86_expand_setcc,
3871 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3872 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3874 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3876 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3877 related to jump_clobbers.
3878 * config/arm/arm.md (conds): Remove jump_clob case.
3879 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3880 splits): Change comparison_operator to arm_comparison_operator.
3881 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3884 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3886 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3887 condition for floating point modes.
3888 * expmed.c (emit_store_flag_1): Move here a bigger part
3890 (emit_store_flag): Try swapping the condition for floating point
3892 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3894 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3896 * expr.c (expand_expr_real_1): Just use do_store_flag.
3897 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3898 emit_store_flag_force.
3899 * expmed.c (emit_store_flag_force): Copy here trick
3900 previously in expand_expr_real_1. Try reversing the comparison.
3901 (emit_store_flag_1): Work if target is NULL.
3902 (emit_store_flag): Work if target is NULL, using the result mode
3903 from the comparison. Use split_comparison, restructure final part
3904 to simplify conditionals.
3906 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3908 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3909 * dojump.c (do_jump): Change handling of floating-point
3910 ops to use just do_compare_and_jump.
3911 (split_comparison): New.
3912 (do_compare_rtx_and_jump): Add here logic coming previously
3913 in do_jump, using split_comparison.
3915 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3918 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3920 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3922 * tree-ssa-alias.c: Fix unintentional commit.
3924 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3926 * passes.c (execute_one_pass): Fix unintentional commit.
3928 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3930 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3931 (df_rd_local_compute, df_md_local_compute): Inline them.
3933 (df_md_scratch): New.
3934 (df_md_alloc, df_md_free): Allocate/free it.
3935 (df_md_local_compute): Only include live registers in init.
3936 (df_md_transfer_function): Prune the in-set computed by
3937 the confluence function, and the gen-set too.
3939 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3941 PR rtl-optimization/26854
3942 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3943 * df-problems.c (df_rd_add_problem): Fix comment.
3944 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3945 df_md_simulate_artificial_defs_at_top,
3946 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3947 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3948 df_md_transfer_function, df_md_init, df_md_confluence_0,
3949 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3950 problem_MD, df_md_add_problem): New.
3951 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3952 df_md_get_bb_info): New.
3953 (DF_LAST_PROBLEM_PLUS1): Adjust.
3955 * Makefile.in (fwprop.o): Include domwalk.h.
3956 * fwprop.c: Include domwalk.h.
3957 (reg_defs, reg_defs_stack): New.
3958 (bitmap_only_bit_between): Remove.
3959 (process_defs): New.
3960 (process_uses): Use reg_defs and local_md instead of
3961 bitmap_only_bit_between and local_rd.
3962 (single_def_use_enter_block): New, from build_single_def_use_links.
3963 (single_def_use_leave_block): New.
3964 (build_single_def_use_links): Remove code moved to
3965 single_def_use_enter_block, invoke domwalk.
3966 (use_killed_between): Adjust comment.
3968 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3970 * bitmap.h (bitmap_ior_and_into): New.
3971 * bitmap.c (bitmap_ior_and_into): New.
3973 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3975 * domwalk.h (struct dom_walk_data): Remove all callbacks except
3976 before_dom_children_before_stmts and after_dom_children_after_stmts.
3977 Rename the two remaining callbacks to just before_dom_children and
3978 after_dom_children. Remove other GIMPLE statement walking bits.
3979 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
3980 * graphite.c: Do not include domwalk.h.
3981 * tree-into-ssa.c (interesting_blocks): New global.
3982 (struct mark_def_sites_global_data): Remove it and names_to_rename.
3983 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
3984 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
3985 now that they're not domwalk callbacks.
3986 (rewrite_initialize_block): Rename to...
3987 (rewrite_enter_block): ... this, place after called functions. Test
3988 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
3989 (rewrite_finalize_block): Rename to...
3990 (rewrite_leave_block): ... this, place after called functions.
3991 (rewrite_update_init_block): Rename to...
3992 (rewrite_update_enter_block): ... this, place after called functions.
3993 Test interesting_blocks, call rewrite_update_stmt and
3994 rewrite_update_phi_arguments.
3995 (rewrite_update_fini_block): Rename to...
3996 (rewrite_leave_block): ... this, place after called functions.
3997 (rewrite_blocks): Remove last argument, simplify initialization of
3999 (mark_def_sites_initialize_block): Rename to...
4000 (mark_def_sites_block): ... this, call mark_def_sites.
4001 (mark_def_sites_blocks): Remove argument, simplify initialization of
4003 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4004 (update_ssa): Likewise.
4005 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4007 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4008 (dom_opt_initialize_block): Rename to...
4009 (dom_opt_enter_block): ... this, place after called functions. Walk
4010 statements here, inline propagate_to_outgoing_edges.
4011 (dom_opt_finalize_block): Rename to...
4012 (dom_opt_leave_block): ... this, place after called functions.
4013 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4015 (dse_enter_block, dse_record_phi): New.
4016 (dse_record_phis): Delete.
4017 (dse_finalize_block): Rename to...
4018 (dse_leave_block): ... this.
4019 (tree_ssa_dse): Simplify initialization of walk_data.
4020 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4021 Adjust initialization of walk_data.
4022 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4023 * tree-ssa-loop-phiopt.c (get_non_trapping):
4024 Adjust initialization of walk_data.
4025 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4026 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4027 it's not a domwalk callback.
4028 (uncprop_initialize_block): Rename to...
4029 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4030 (dse_finalize_block): Rename to...
4031 (dse_leave_block): ... this.
4032 (tree_ssa_uncprop): Simplify initialization of walk_data.
4033 * Makefile.in: Adjust dependencies.
4035 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4037 * arm.md (casesi): Fix test for Thumb1.
4038 (thumb1_casesi_internal_pic): Likewise.
4039 (thumb1_casesi_dispatch): Likewise.
4041 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4043 * config/arm/arm-cores.def: Added core cortex-m0.
4044 * config/arm/arm-tune.md: Regenerated.
4045 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4047 2009-06-26 DJ Delorie <dj@redhat.com>
4049 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4051 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4052 the scheduler doesn't tag jump insns.
4054 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4056 * c-decl.c (merge_decls): Re-indent.
4058 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4061 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4062 Special-case decimal float constants.
4064 2009-06-26 Richard Henderson <rth@redhat.com>
4066 * function.h (struct function): Add cannot_be_copied_reason,
4067 and cannot_be_copied_set.
4068 * tree-inline.c (has_label_address_in_static_1): Rename from
4069 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4070 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4071 don't set inline_forbidden_reason.
4072 (copy_forbidden): New function, split out of inline_forbidden_p.
4073 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4074 (inline_forbidden_p): Use copy_forbidden.
4075 (tree_versionable_function_p): Likewise.
4076 (inlinable_function_p): Merge into tree_inlinable_function_p.
4077 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4078 * ipa-cp.c (ipcp_versionable_function_p): New function.
4079 (ipcp_cloning_candidate_p): Use it.
4080 (ipcp_node_modifiable_p): Likewise.
4082 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4084 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4085 that is marked not to be inlined. Remove flag_mudflap use.
4086 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4087 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4089 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4092 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4093 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4095 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4097 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4099 (__mingwthr_remove_key_dtor): Likewise.
4101 2009-06-26 Richard Guenther <rguenther@suse.de>
4103 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4105 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4108 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4109 try the non-cond_exec path also.
4111 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4114 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4115 (output_cbranch): Use new functions.
4116 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4119 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4120 Pat Haugen <pthaugen@us.ibm.com>
4121 Revital Eres <ERES@il.ibm.com>
4123 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4124 for %c error. Add %x support to print VSX registers as a unified
4125 register set, instead of separate float and altivec registers.
4126 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4127 %y case, and add support for VSX pre-modify addresses.
4128 (output_toc): Add assert for CONST containing an integer constant
4130 (rs6000_adjust_cost): Add POWER7 support.
4131 (insn_must_be_first_in_group): Ditto.
4132 (insn_must_be_last_in_group): Ditto.
4133 (rs6000_emit_popcount): Ditto.
4134 (rs6000_vector_mode_supported_p): Ditto.
4136 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4137 Change some of the functions called by macros to being called
4138 through a pointer, so debug functions can be inserted if
4139 -mdebug=addr or -mdebug=cost.
4140 (rs6000_preferred_reload_class_ptr): Ditto.
4141 (rs6000_secondary_reload_class_ptr): Ditto.
4142 (rs6000_secondary_memory_needed_ptr): Ditto.
4143 (rs6000_cannot_change_mode_class_ptr): Ditto.
4144 (rs6000_secondary_reload_inner): Ditto.
4145 (rs6000_legitimize_reload_address): Ditto.
4146 (rs6000_legitimize_reload_address_ptr): Ditto.
4147 (rs6000_mode_dependent_address): Ditto.
4148 (rs6000_mode_dependent_address_ptr): Ditto.
4150 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4151 function to return true if the mode allows reg + integer
4153 (virtual_stack_registers_memory_p): New function to return true if
4154 the address refers to a virtual stack register.
4155 (rs6000_legitimate_offset_address_p): Move code to say whether a
4156 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4158 (rs6000_legitimate_address_p): Add checks for modes that only can
4159 do reg+reg addressing. Start adding VSX support.
4160 (rs6000_legitimize_reload_address): Ditto.
4161 (rs6000_legitimize_address): Ditto.
4162 (rs6000_debug_legitimate_address_p): New debug functions for
4163 -mdebug=addr and -mdebug=cost.
4164 (rs6000_debug_rtx_costs): Ditto.
4165 (rs6000_debug_address_costs): Ditto.
4166 (rs6000_debug_adjust_cost): Ditto.
4167 (rs6000_debug_legitimize_address): Ditto.
4168 (rs6000_legitimize_reload_address_ptr): Point to call normal
4169 function or debug function. Make functions called via pointer
4171 (rs6000_mode_dependent_address_ptr): Ditto.
4172 (rs6000_secondary_reload_class_ptr): Ditto.
4173 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4174 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4175 into a friendlier error.
4176 (rs6000_init_builtins): Add initial VSX support.
4177 (rs6000_adjust_cost): Fix some spacing issues.
4179 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4180 (REG_CLASS_NAMES): Ditto.
4181 (REG_CLASS_CONTENTS): Ditto.
4182 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4183 pointer, to add -mdebug=addr support.
4184 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4185 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4186 -mdebug=addr support.
4187 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4188 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4189 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4191 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4193 (bswapsi*): Set attribute types for load/store. Add combiner
4194 patterns to eliminate zero extend on 64-bit.
4195 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4196 stdbrx if the hardware supports those instructions.
4198 2009-06-25 Ian Lance Taylor <iant@google.com>
4200 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4201 (Link Options): Document -static-libstdc++.
4203 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4206 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4207 DATA_ALIGNMENT instead.
4209 2009-06-25 Richard Guenther <rguenther@suse.de>
4211 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4212 indirect references against the callused/escaped solutions.
4213 (call_may_clobber_ref_p_1): Likewise.
4215 2009-06-25 Martin Jambor <mjambor@suse.cz>
4217 PR tree-optimization/40493
4218 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4219 (enum unscalarized_data_handling): New type.
4220 (handle_unscalarized_data_in_subtree): Return what has been done.
4221 (load_assign_lhs_subreplacements): Handle left flushes differently.
4222 (sra_modify_assign): Use unscalarized_data_handling, simplified
4223 condition determining whether to remove the statement.
4225 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4227 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4228 excerpt - @ should be doubled for texinfo.
4230 2009-06-24 Ian Lance Taylor <iant@google.com>
4232 * config/arc/arc.c: Include "df.h".
4233 (arc_attribute_table): Make static. Move higher in file.
4234 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4235 (output_shift): Initialize n later to avoid warning.
4236 * config/arm/arm.c (arm_attribute_table): Make static. Move
4238 * config/avr/avr.c (avr_attribute_table): Make static. Move
4240 (reg_class_tab): Change array type from int to enum reg_class.
4241 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4243 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4244 (lshrhi3_out): Likewise.
4245 (class_likely_spilled_p): Change return type to bool.
4246 (avr_rtx_costs): Use local code variable with enum type.
4247 * config/avr/avr.md (movmemhi): Use add_reg_note.
4248 (andhi3, andsi3): Don't use AS2 with "and".
4249 (iorhi3, iorsi3): Don't use AS2 with "or".
4250 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4251 * config/crx/crx.c: Include "df.h".
4252 (crx_attribute_table): Make static.
4253 * config/m32r/m32r.c: Include "df.h".
4254 (m32r_attribute_table): Make static. Move higher in file.
4255 (pop): Use add_reg_note.
4256 (block_move_call): Change 0 to LCT_NORMAL in function call.
4257 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4258 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4259 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4260 declare, not just when TREE_CODE is defined.
4261 * config/m68hc11/m68hc11.c: Include "expr.h".
4262 (m68hc11_attribute_table): Make static. Move higher in file.
4263 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4265 (m68hc11_register_indirect_p): Likewise.
4266 (m68hc11_function_arg_padding): Change return type to enum
4268 (emit_move_after_reload): Use add_reg_note.
4269 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4270 (m68hc11_split_logical): Likewise.
4271 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4273 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4274 to VOIDmode in function call.
4275 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4277 (m68hc11_split_logical): Update declaration.
4278 (m68hc11_function_arg_padding): Update declaration.
4279 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4280 to array of enum reg_class.
4281 (mcore_attribute_table): Make static. Move higher in file.
4282 (mcore_rtx_costs): Add cast to enum type.
4283 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4284 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4285 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4287 * config/sh/predicates.md (trapping_target_operand): Rename and to
4289 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4291 * config/spu/spu.c (spu_attribute_table): Make static. Move
4293 * config/v850/v850.c (v850_attribute_table): Make static. Move
4295 (v850_rtx_costs): Use local code with enum type.
4296 (expand_epilogue): Add cast.
4297 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4299 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4302 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4303 -m2a-single-only and -m2a-nofpu.
4304 * config/sh/sh.opt: Document m2a generates FPU code.
4306 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4308 * defaults.h (CAN_ELIMINATE): Provide default.
4309 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4310 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4311 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4312 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4313 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4314 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4315 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4316 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4317 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4318 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4320 2009-06-24 DJ Delorie <dj@redhat.com>
4322 * mep-ext-cop.cpu: Fix copyright notice.
4323 * mep-default: Fix copyright notice.
4324 * mep-core: Fix copyright notice.
4325 * mep: Fix copyright notice.
4326 * mep-ivc2: Fix copyright notice.
4327 * mep-c5: Fix copyright notice.
4329 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4331 * doc/contrib.texi (Contributors):
4333 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4336 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4337 src and dst operands if necessary.
4339 2009-06-23 DJ Delorie <dj@redhat.com>
4342 * config.gcc: Add mep support.
4343 * recog.c: Resurrect validate_replace_rtx_subexp().
4344 * recog.h: Likewise.
4345 * config/mep/: Add new port:
4346 * config/mep/constraints.md: New file.
4347 * config/mep/default.h: New file.
4348 * config/mep/intrinsics.h: New file.
4349 * config/mep/intrinsics.md: New file.
4350 * config/mep/ivc2-template.h: New file.
4351 * config/mep/mep-c5.cpu: New file.
4352 * config/mep/mep-core.cpu: New file.
4353 * config/mep/mep-default.cpu: New file.
4354 * config/mep/mep-ext-cop.cpu: New file.
4355 * config/mep/mep-intrin.h: New file.
4356 * config/mep/mep-ivc2.cpu: New file.
4357 * config/mep/mep-lib1.asm: New file.
4358 * config/mep/mep-lib2.c: New file.
4359 * config/mep/mep-pragma.c: New file.
4360 * config/mep/mep-protos.h: New file.
4361 * config/mep/mep-tramp.c: New file.
4362 * config/mep/mep.c: New file.
4363 * config/mep/mep.cpu: New file.
4364 * config/mep/mep.h: New file.
4365 * config/mep/mep.md: New file.
4366 * config/mep/mep.opt: New file.
4367 * config/mep/predicates.md: New file.
4368 * config/mep/t-mep: New file.
4370 2009-06-23 Ian Lance Taylor <iant@google.com>
4372 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4373 from loose_warn into c_loose_warn and from strict_warn into
4374 c_strict_warn. Set and substitute warn_cxxflags. Check for
4375 --enable-build-with-cxx. Set and substitute
4376 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4377 * Makefile.in (CXXFLAGS): New variable.
4378 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4379 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4380 the default is the same as $(STRICT_WARN).
4381 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4382 (CXX): New variable.
4383 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4384 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4385 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4386 (HOST_LIBS): New variable.
4387 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4388 (ALL_CXXFLAGS): New variable.
4389 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4390 * doc/install.texi (Configuration): Document
4391 --enable-build-with-cxx, --with-stage1-ldflags,
4392 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4393 * configure: Rebuild.
4395 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4397 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4398 from previous commit.
4400 2009-06-23 Ian Lance Taylor <iant@google.com>
4402 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4404 2009-06-23 Ian Lance Taylor <iant@google.com>
4406 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4407 with ATTRIBUTE_UNUSED.
4409 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4410 Pat Haugen <pthaugen@us.ibm.com>
4411 Revital Eres <eres@il.ibm.com>
4413 * config.in (HAVE_AS_POPCNTD): Add default definition.
4414 (HAVE_AS_LWSYNC): Ditto.
4416 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4418 (gcc_cv_as_powerpc_cmpb): Ditto.
4419 (gcc_cv_as_powerpc_dfp): Ditto.
4420 (gcc_cv_as_powerpc_vsx): Ditto.
4421 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4422 supporting the popcntd/lwsync instructions.
4423 (gcc_cv_as_powerpc_lwsync): Ditto.
4424 * configure: Regenerate.
4426 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4427 -mcpu=native and -mcpu=power7.
4428 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4430 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4431 a variable instead of a mask to reduce the number of mask bits.
4432 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4433 (-mbit-word): Ditto.
4434 (-mregnames): Ditto.
4435 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4436 (-mfused-madd): Ditto.
4438 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4440 (-mvsx): New switch for VSX instructions.
4441 (-misel): Move from a variable to a mask to allow it to be set by
4444 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4445 function declaration to an array declaration.
4446 (rs6000_hard_regno_nregs): New external array declaration.
4448 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4449 files included by rs6000.md.
4451 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4452 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4454 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4456 (rs6000_debug_reg): New -mdebug= variables.
4457 (rs6000_debug_addr): Ditto.
4458 (rs6000_debug_cost): Ditto.
4459 (rs6000_pmode): New variable to hold Pmode.
4460 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4461 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4462 calculated at compiler start.
4463 (rs6000_hard_regno_nregs): Change function to an array which holds
4464 HARD_REGNO_NREGS calculated at compiler start.
4465 (rs6000_explicit_options): Delete isel field.
4466 (rs6000_vector_unit): New array to hold which vector unit
4467 supports arithmetic options for a given type.
4468 (rs6000_vector_mem): New array to hold which vector unit supports
4469 memory reference operations for a given type.
4470 (rs6000_vector_align): New array to given the alignment of each
4472 (power7_cost): New basic costs for power7.
4473 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4474 (rs6000_hard_regno_nregs_internal): New function, moved from
4475 HARD_REGNO_NREGS, to calculate the number of registers each hard
4476 register takes for each type.
4477 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4478 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4479 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4480 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4481 unit information here so it is calculated once at compiler startup
4483 (rs6000_override_options): Make -misel a target mask. Add more
4484 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4485 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4487 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4488 (rs6000_handle_option): Move -misel from variable to target mask.
4489 (rs6000_builtin_mask_for_load): Add VSX support.
4490 (rs6000_conditional_register_usage): Ditto.
4491 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4492 (function_arg_boundary): Ditto.
4493 (rs6000_expand_builtin): Ditto.
4494 (def_builtin): Make abort message a little friendlier.
4495 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4497 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4498 assembler support the popcntd instruction instead of a vsx
4499 instruction to enable power7 support.
4500 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4501 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4502 option to the assembler if -mcpu=native.
4503 (ASM_CPU_NATIVE_SPEC): Ditto.
4504 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4506 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4507 the lwsync instruction.
4508 (enum processor_type): Add PROCESSOR_POWER7.
4509 (rs6000_debug_reg): New -mdebug= options.
4510 (rs6000_debug_addr): Ditto.
4511 (rs6000_debug_cost): Ditto.
4512 (rs6000_isel): Delete.
4513 (enum rs6000_vector): New enum to say what vector unit we have.
4514 (VECTOR_UNIT_*): New macros to say which vector unit has
4515 arithmetic operations for a given type.
4516 (VECTOR_MEM_*): New macros to say which vector unit has memory
4517 operations for a given type.
4518 (TARGET_LDBRX): Whether the machine supports the ldbrx
4520 (TARGET_ISEL): Delete, -misel moved to be a mask.
4521 (TARGET_ISEL64): New macro for 64-bit isel support.
4522 (UNITS_PER_VSX_WORD): New macro.
4523 (POINTER_SIZE): Move to be an external variable, rather than
4524 calculating whether we are generating 32 ot 64-bit code.
4526 (STACK_BOUNDARY): Add VSX support.
4527 (LOCAL_ALIGNMENT): Ditto.
4528 (SLOW_UNALIGNED_ACCESS): Ditto.
4529 (VSX_REGNO_P): New macro for VSX support.
4530 (VFLOAT_REGNO_P): Ditto.
4531 (VINT_REGNO_P): Ditto.
4532 (VLOGICAL_REGNO_P): Ditto.
4533 (VSX_VECTOR_MODE): Ditto.
4534 (VSX_SCALAR_MODE): Ditto.
4536 (VSX_MOVE_MODE): Ditto.
4537 (VSX_REG_CLASS_P): Ditto.
4538 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4540 (UNITS_PER_SIMD_WORD): Add VSX support.
4541 (MODES_TIEABLE_P): Ditto.
4542 (STARTING_FRAME_OFFSET): Ditto.
4543 (STACK_DYNAMIC_OFFSET): Ditto.
4544 (EPILOGUE_USES): Ditto.
4545 (REGNO_REG_CLASS): Move to array lookup.
4546 (CLASS_MAX_NREGS): Ditto.
4547 (rs6000_vector_reg_class): Add declaration.
4548 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4549 overlap with the floating point and Altivec registers.
4551 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4553 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4554 give the appropriate asm switches if -mcpu=native.
4555 (host_detect_local_cpu): Add support for "asm".
4556 (host_detect_local_cpu): Follow GNU code guidelines for name.
4558 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4559 -mbit-word to a variable instead of being a target mask.
4561 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4562 emit the lwsync instruction instead of emitting the instruction as
4563 an integer constant.
4565 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4566 fixuns_trundfsi2, move expander into rs6000.md.
4568 * config/rs6000/rs6000.md (cpu): Add power7.
4569 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4570 (logical predicate patterns): Change the single instruction
4571 primitives that set CR0 to be fast_compare instead of compare.
4573 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4574 (popcntddi2): Ditto.
4575 (popcount<mode>): Ditto.
4576 (floating multiply/add insns): Name the floating point
4578 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4579 (isel_unsigned_<mode>): Ditto.
4580 (fixuns_trundfsi2): Move expander here from spe.md.
4581 (smindi3): Define if we have -misel on 64-bit systems.
4586 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4588 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4590 * config/avr/avr.c (avr_current_device): New variable.
4591 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4592 (avr_arch, mcu_type_s): Move to avr.h.
4593 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4594 default_data_section_start fields.
4595 (avr_arch): Moved from avr.c.
4596 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4597 library_name fields.
4598 (avr_current_device, avr_mcu_types, avr_arch_types,
4599 avr_device_to_arch, avr_device_to_data_start,
4600 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4601 (EXTRA_SPEC_FUNCTIONS): Define.
4602 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4603 options mapping. Use device_to_arch and device_to_data_start insted.
4604 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4605 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4606 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4607 * config/avr/driver-avr.c: New file.
4608 * config/avr/avr-devices.c: New file.
4610 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4612 * var-tracking.c (unshare_variable): Force initialized to
4613 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4614 (set_variable_part): Likewise.
4615 (struct variable_union_info): Remove pos_src field.
4616 (vui_vec, vui_allocated): New variables.
4617 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4618 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4619 == 1 use a simpler sorting algorithm. Compute pos field right
4620 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4621 Avoid quadratic comparison if !flag_var_tracking_uninit.
4622 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4623 unshare_variable unconditionally.
4624 (dataflow_set_different_2): Removed.
4625 (dataflow_set_different): Don't traverse second hash table.
4626 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4627 unconditionally to var_reg_set or var_mem_set.
4628 (emit_notes_in_bb): Likewise.
4629 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4631 (emit_note_insn_var_location): Don't set initialized to
4632 VAR_INIT_STATUS_INITIALIZED early.
4633 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4635 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4637 * tree-object-size.c (addr_object_size): Instead of checking
4638 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4639 are no FIELD_DECLs following it.
4641 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4643 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4644 order to match bswaps with signed source operands.
4646 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4648 * sdbout.c (sdbout_one_type): Fix braces in switch.
4650 2009-06-23 Richard Guenther <rguenther@suse.de>
4652 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4654 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4655 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4656 var_callused, callused_tree, var_storedanything, storedanything_tree,
4657 var_integer, integer_tree): Remove global variables.
4658 (new_var_info): Do not pass new id, append the new var to the
4659 global variable vector.
4660 (do_ds_constraint): Use is_global_var member of the variable-info.
4661 (new_scalar_tmp_constraint_exp): Adjust.
4662 (create_function_info_for): Likewise.
4663 (create_variable_info_for): Likewise.
4664 (find_what_var_points_to): Remove dead code.
4665 (init_base_vars): Simplify.
4666 (compute_points_to_sets): Adjust.
4668 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4670 * combine.c (try_combine): Dump information about the insns we're
4673 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4675 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4676 check when calling force_to_mode on TRUNCATE's operand.
4678 2009-06-22 Ian Lance Taylor <iant@google.com>
4680 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4682 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4684 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4686 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4688 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4689 override library linkage flags such as -static-libgcc or
4692 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4694 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4696 2009-06-22 Ian Lance Taylor <iant@google.com>
4698 * config/linux.opt: Put mglibc ahead of muclibc.
4700 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4701 for duplicate decls.
4703 2009-06-22 Matthias Klose <doko@ubuntu.com>
4705 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4707 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4710 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4711 instead of NULL if a parser error occurs.
4713 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4715 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4716 non-DWARF2_DEBUGGING_INFO version.
4718 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4720 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4721 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4723 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4724 (LIBGCC2_TF_CEXT): Define.
4727 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4730 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4732 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4734 * config/arm/arm.c (arm_override_options): Disable
4735 -mcaller-super-interworking and -mcallee-super-interworking.
4736 * doc/invoke.texi (ARM Options): Document this.
4738 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4740 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4741 * config/arm/constraints.md (j): New constraint for movw operands.
4742 (N): Remove thumb2 meaning.
4743 * config/arm/arm.md (*arm_movw): Delete.
4744 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4745 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4746 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4748 2009-06-22 Martin Jambor <mjambor@suse.cz>
4750 PR tree-optimization/40492
4751 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4752 build_ref_for_offset.
4754 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4756 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4757 JUMP_TABLE_DATA_P predicates where applicable.
4758 * auto-inc-dec.c: Ditto.
4759 * builtins.c: Ditto.
4760 * caller-save.c: Ditto.
4762 * cfgcleanup.c: Ditto.
4763 * cfglayout.c: Ditto.
4766 * combine-stack-adj.c: Ditto.
4772 * dwarf2asm.c: Ditto.
4773 * dwarf2out.c: Ditto.
4774 * emit-rtl.c: Ditto.
4780 * function.c: Ditto.
4783 * genpreds.c: Ditto.
4784 * genrecog.c: Ditto.
4786 * ira-costs.c: Ditto.
4787 * ira-lives.c: Ditto.
4790 * lower-subreg.c: Ditto.
4791 * modulo-sched.c: Ditto.
4793 * postreload.c: Ditto.
4794 * print-rtl.c: Ditto.
4803 * sched-vis.c: Ditto.
4805 * sel-sched-ir.c: Ditto.
4806 * simplify-rtx.c: Ditto.
4807 * targhooks.c: Ditto.
4808 * var-tracking.c: Ditto.
4809 * vmsdbgout.c: Ditto.
4811 2009-06-22 Matthias Klose <doko@ubuntu.com>
4813 * Makefile.in (install-plugin): Always use DESTDIR.
4815 2009-06-22 Olivier Hainque <hainque@adacore.com>
4817 * config/pa/pa.c (output_call): Don't optimize post call jumps
4818 into return address adjustments if the call may throw.
4820 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4822 * arm.c (thumb1_output_casesi): New function.
4823 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4824 optimizing for size or PIC.
4825 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4826 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4827 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4828 (thumb1_casesi_internal_pic): New expand rule.
4829 (thumb1_casesi_dispatch): New pattern.
4830 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4832 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4833 in the text seciton when PIC or optimizing for size.
4834 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4835 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4836 preservation properties of code.
4837 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4838 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4839 (__gnu_thumb1_case_si): New function.
4840 * t-arm (LIB1ASMSRC): Define here.
4841 (LIB1ASMFUNCS): Add some common functions.
4842 * t-arm-elf (LIB1ASMSRC): Delete.
4843 (LIB1ASMFUNCS): Append to existing set.
4844 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4845 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4846 * t-symbian (LIB1ASMFUNCS): Likewise.
4847 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4848 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4850 2009-06-21 Richard Guenther <rguenther@suse.de>
4852 PR tree-optimization/38729
4853 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4854 to loops with a single exit if -fno-expensive-optimizations.
4856 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4858 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4859 (dataflow_set): Change vars type from htab_t to shared_hash.
4860 (shared_hash_pool, empty_shared_hash): New variables.
4861 (vars_clear): Removed.
4862 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4863 shared_hash_find_slot_unshare, shared_hash_find_slot,
4864 shared_hash_find_slot_noinsert, shared_hash_find): New
4866 (shared_hash_unshare, shared_hash_destroy): New functions.
4867 (unshare_variable): Unshare set->vars if shared, use
4869 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4870 (get_init_value, find_src_set_src, dump_dataflow_set,
4871 clobber_variable_part, emit_notes_for_differences): Use
4873 (dataflow_set_init): Remove second argument, set vars to
4874 empty_shared_hash instead of creating a new htab.
4875 (dataflow_set_clear): Call shared_hash_destroy and set vars
4876 to empty_shared_hash instead of calling vars_clear.
4877 (dataflow_set_copy): Don't call vars_copy, instead just share
4878 the src htab with dst.
4879 (variable_union): Use shared_hash_*, use initially NO_INSERT
4880 lookup if set->vars is shared. Don't keep slot cleared before
4881 calling unshare_variable. Unshare set->vars if needed.
4882 Even ->refcount == 1 vars must be unshared if set->vars is shared
4883 and var needs to be modified.
4884 (variable_canonicalize): New function.
4885 (dataflow_set_union): If dst->vars is empty, just share src->vars
4886 with dst->vars and traverse with variable_canonicalize to canonicalize
4887 and unshare what is needed.
4888 (dataflow_set_different): If old_set and new_set use the same shared
4889 htab, they aren't different. If number of htab elements is different,
4890 htabs are different. Use shared_hash_*.
4891 (dataflow_set_destroy): Call shared_hash_destroy instead of
4893 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4894 second argument to dataflow_set_init.
4895 (vt_initialize): Likewise. Initialize shared_hash_pool and
4896 empty_shared_hash, move bb in/out initialization afterwards.
4897 Use variable_htab_free instead of NULL as changed_variables del hook.
4898 (variable_was_changed): Change type of second argument to pointer to
4899 dataflow_set. When inserting var into changed_variables, bump
4900 refcount. Unshare set->vars if set is shared htab and slot needs to
4902 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4903 lookup if set->vars is shared. Unshare set->vars if needed.
4904 Even ->refcount == 1 vars must be unshared if set->vars is shared
4905 and var needs to be modified. Adjust variable_was_changed caller.
4906 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4907 vars must be unshared if set->vars is shared and var needs to be
4908 modified. Adjust variable_was_changed caller.
4909 (emit_note_insn_var_location): Don't pool_free var.
4910 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4912 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4913 free_alloc_pool on shared_hash_pool.
4915 2009-06-20 Anthony Green <green@moxielogic.com>
4917 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4918 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4920 2009-06-20 Richard Guenther <rguenther@suse.de>
4922 * tree-ssa-structalias.c (find_func_aliases): For memset use
4923 a constraint from NULL if we memset to zero.
4924 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4925 we explicitly handle that do not read from memory.
4926 (call_may_clobber_ref_p_1): Properly handle builtins that may
4929 2009-06-20 Richard Guenther <rguenther@suse.de>
4931 PR tree-optimization/40495
4932 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4933 (new_scalar_tmp_constraint_exp): New function.
4934 (process_constraint): Do not create temporary decls.
4935 (process_all_all_constraints): Likewise.
4936 (handle_const_call): Likewise.
4937 (create_function_info_for): Do not set decl.
4939 2009-06-19 Ian Lance Taylor <iant@google.com>
4941 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4942 (rs6000_attribute_table): Make static; move before use.
4944 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4946 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4947 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4948 Propagate the TREE_READONLY flag without overwriting it.
4949 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4950 Propagate the TREE_READONLY flag onto the result.
4951 (process_call_operands): Move around. Use correct constant value.
4953 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4956 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
4957 * config/arm/arm.md: Likewise.
4959 2009-06-19 Ian Lance Taylor <iant@google.com>
4961 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
4962 to GIMPLE_ERROR_MARK.
4964 * c-typeck.c (build_conditional_expr): Add op1_original_type and
4965 op2_original_type parameters. Warn about using different enum types.
4966 * c-parser.c (c_parser_conditional_expression): Pass original
4967 types to build_conditional_expr.
4968 * c-tree.h (build_conditional_expr): Update declaration.
4970 2009-06-19 Ian Lance Taylor <iant@google.com>
4972 * config/i386/i386.c (ix86_function_specific_save): Test that
4973 fields match values, rather than testing the values are in a
4976 2009-06-19 Richard Guenther <rguenther@suse.de>
4978 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
4980 (ptr_derefs_may_alias_p): Likewise.
4981 (ptr_deref_may_alias_ref_p_1): New function.
4982 (ptr_deref_may_alias_ref_p): Likewise.
4983 (ref_maybe_used_by_call_p_1): Handle builtins that are not
4984 covered by looking at the ESCAPED solution.
4985 (call_may_clobber_ref_p_1): Likewise.
4986 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
4987 Handle NULL_TREE offset. Do not produce redundant constraints.
4988 (process_all_all_constraints): New helper function.
4989 (do_structure_copy): Use it.
4990 (handle_lhs_call): Likewise.
4991 (find_func_aliases): Handle some builtins with pointer arguments
4992 and/or return values explicitly.
4994 2009-06-19 Ian Lance Taylor <iant@google.com>
4996 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
4998 2009-06-19 Ian Lance Taylor <iant@google.com>
5000 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5002 2009-06-19 Ian Lance Taylor <iant@google.com>
5004 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5005 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5008 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5009 uninitialized const.
5011 2009-06-19 Ian Lance Taylor <iant@google.com>
5013 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5016 * c-decl.c (in_struct, struct_types): Remove.
5017 (struct c_binding): Add in_struct field.
5018 (c_binding_ptr): Define type, along with VEC.
5019 (struct c_struct_parse_info): Define.
5020 (struct_parse_info): New static variable.
5021 (bind): Initialize in_struct field.
5022 (start_struct): Remove enclosing_in_struct and
5023 enclosing_struct_types parameters. Add
5024 enclosing_struct_parse_info parameter. Change all callers. Set
5025 struct_parse_info rather than in_struct and struct_types.
5026 (grokfield): If -Wc++-compat and there is a symbol binding for the
5027 field name, set the in_struct flag and push it on the
5028 struct_parse_info->fields vector.
5029 (warn_cxx_compat_finish_struct): New static function.
5030 (finish_struct): Remove enclosing_in_struct and
5031 enclosing_struct_types parameters. Add
5032 enclosing_struct_parse_info parameter. Change all callers. Don't
5033 set C_TYPE_DEFINED_IN_STRUCT here. Call
5034 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5035 parameter. Only push on struct_types if warn_cxx_compat.
5036 (finish_enum): Only push on struct_types if warn_cxx_compat.
5037 (declspecs_add_type): Add loc parameter. Change all callers.
5038 Change all error calls to error_at. Pass loc, not input_location,
5039 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5040 defined in a struct. If -Wc++-compat and parsing a struct, record
5041 that a typedef name was used.
5042 * c-parser.c (c_parser_declspecs): Get location to pass to
5044 (c_parser_struct_or_union_specifier): Update calls to start_struct
5046 * c-tree.h (struct c_struct_parse_info): Declare.
5047 (finish_struct, start_struct): Update declarations.
5048 (declspecs_add_type): Update declaration.
5050 2009-06-19 Ian Lance Taylor <iant@google.com>
5052 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5053 variable with an anonymous type.
5055 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5057 * see.c: Remove for real.
5059 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5061 * optabs.h (enum optab_index): Add new OTI_significand.
5062 (significand_optab): Define corresponding macro.
5063 * optabs.c (init_optabs): Initialize significand_optab.
5064 * genopinit.c (optabs): Implement significand_optab using
5065 significand?f2 patterns.
5066 * builtins.c (expand_builtin_mathfn): Handle
5067 BUILT_IN_SIGNIFICAND{,F,L}.
5068 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5069 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5071 * config/i386/i386.md (significandxf2, significand<mode>2): New
5072 expanders to implement significandf, significand and significandl
5073 built-ins as inline x87 intrinsics.
5075 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5077 * config/avr/avr.c (avr_override_options): Remove setting value of
5078 PARAM_INLINE_CALL_COST.
5080 2009-06-18 Richard Henderson <rth@redhat.com>
5083 * tree-pass.h (TDF_ASMNAME): New.
5084 * tree-dump.c (dump_options): Add asmname.
5085 * doc/invoke.texi: Document it.
5087 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5088 (dump_decl_name): ...here.
5089 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5090 (dump_generic_node): Update dump_function_name calls.
5091 (print_call_name): New flags arg; update all dump calls.
5092 * diagnostic.h (print_call_name): Update.
5093 * gimple-pretty-print.c (dump_gimple_call): Update.
5095 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5098 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5100 2009-06-18 Diego Novillo <dnovillo@google.com>
5102 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5103 * plugin.c (str_license): Declare.
5104 (try_init_one_plugin): Assert that the symbol
5105 'plugin_is_GPL_compatible' exists.
5107 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5110 * Makefile.in (OBJS-common): Remove see.o.
5112 * common.opt (fsee): Mark as preserved for backward compatibility.
5113 * opts.c (common_handle_option): Add OPT_fsee to the backward
5114 compatibility section.
5115 * passes.c (init_optimization_passes, pass_see): Remove pass.
5116 * timevar.def (TV_SEE): Remove.
5117 * tree-pass.h (pass_see): Remove declaration.
5118 * doc/invoke.texi (-fsee): Remove documentation.
5120 2009-06-18 Martin Jambor <mjambor@suse.cz>
5122 * tree-sra.c: Include statistics.h
5123 (sra_stats): New variable.
5124 (sra_initialize): Clear sra_stats.
5125 (create_access_replacement): Increment sra_stats.replacements.
5126 (get_access_replacement): Do not return twice.
5127 (analyze_all_variable_accesses): Increment statistics counter by the
5128 number of scalarized aggregates.
5129 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5130 (sra_modify_expr): Increment sra_stats.exprs.
5131 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5132 (sra_modify_assign): Increment sra_stats.exprs,
5133 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5134 (perform_intra_sra): Update statistics counters.
5135 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5137 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5139 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5140 (arm_scalar_mode_supported_p): New function.
5142 2009-06-18 Paul Brook <paul@codesourcery.com>
5143 Sandra Loosemore <sandra@codesourcery.com>
5145 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5146 (__extendhfsf2, __truncsfhf2): Define.
5147 * config/arm/fp16.c: New file.
5148 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5149 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5151 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5153 * doc/extend.texi (Half-Precision): New section.
5154 * doc/invoke.texi (Option Summary): List -mfp16-format.
5155 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5156 * config/arm/arm.opt (mfp16-format=): New.
5157 * config/arm/arm.c: Include intl.h.
5158 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5159 (TARGET_INVALID_RETURN_TYPE): Redefine.
5160 (TARGET_PROMOTED_TYPE): Redefine.
5161 (TARGET_CONVERT_TO_TYPE): Redefine.
5162 (arm_fp16_format): Define.
5163 (all_fpus): Add entry for neon-fp16.
5164 (fp_model_for_fpu): Likewise.
5165 (struct fp16_format): Declare.
5166 (all_fp16_formats): Define.
5167 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5169 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5171 (arm_legitimate_index_p): Treat HFmode like HImode.
5172 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5173 (coproc_secondary_reload_class): Special-case HFmode.
5174 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5175 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5176 (arm_init_fp16_builtins): New.
5177 (arm_init_builtins): Call it.
5178 (arm_invalid_parameter_type): New.
5179 (arm_invalid_return_type): New.
5180 (arm_promoted_type): New.
5181 (arm_convert_to_type).
5182 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5184 (arm_emit_fp16_const): New function.
5185 (arm_mangle_type): Mangle __fp16 as "Dh".
5186 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5188 (TARGET_NEON_FP16): New.
5189 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5190 (enum fputype): Add FPUTYPE_NEON_FP16.
5191 (enum arm_fp16_format_type): Declare.
5192 (arm_fp16_format): Declare.
5193 (LARGEST_EXPONENT_IS_NORMAL): Define.
5194 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5195 * config/arm/arm-modes.def (HFmode): Define.
5196 * config/arm/vfp.md: (*movhf_vfp): New.
5199 * config/arm/arm.md: (fpu): Add neon_fp16.
5200 (floatsihf2, floatdihf2): New.
5201 (fix_trunchfsi2, fix_trunchfdi2): New.
5205 (*arm32_movhf): New.
5206 (*thumb1_movhf): New.
5207 (consttable_2): Add check for HFmode constants.
5208 (consttable_4): Handle HFmode constants.
5210 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5212 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5214 2009-06-17 Olivier Hainque <hainque@adacore.com>
5216 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5217 const char ** conversion in AIX specific section.
5219 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5221 * config/i386/i386.c (ix86_special_builtin_type): Remove
5222 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5223 (bdesc_special_args): Updated.
5224 (ix86_init_mmx_sse_builtins): Likewise.
5225 (ix86_expand_special_args_builtin): Likewise.
5227 2009-06-17 Richard Henderson <rth@redhat.com>
5229 * tree-pretty-print.c (maybe_dump_asm_name): New.
5230 (dump_decl_name): Use it.
5231 (PRINT_FUNCTION_NAME): Merge into...
5232 (dump_function_name): ... here. Use maybe_dump_asm_name.
5234 2009-06-17 Cary Coutant <ccoutant@google.com>
5236 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5238 * debug.c (struct gcc_debug_hooks): Change placeholder for
5240 (debug_nothing_int_charstar_int): Replaced by...
5241 (debug_nothing_int_charstar_int_bool): ...this.
5242 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5243 source_line prototype.
5244 (debug_nothing_int_charstar_int): Replaced by...
5245 (debug_nothing_int_charstar_int_bool): ...this.
5246 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5247 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5248 Output is_stmt operand when necessary.
5249 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5250 (notice_source_line): Add is_stmt parameter.
5251 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5252 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5254 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5255 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5257 2009-06-17 Ian Lance Taylor <iant@google.com>
5259 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5261 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5264 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5266 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5267 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5268 tree_strip_sign_nop_conversions and
5269 tree_ssa_strip_useless_type_conversions rather than stripping
5270 the operations here.
5271 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5273 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5274 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5275 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5276 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5279 2009-06-17 Michael Eager <eager@eagercon.com>
5281 * config/rs6000/constraints.md (register_constraint "d"): New.
5282 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5283 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5284 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5285 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5286 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5287 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5288 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5289 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5290 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5291 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5293 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5294 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5295 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5296 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5297 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5298 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5299 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5300 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5301 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5302 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5303 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5304 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5305 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5306 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5308 2009-06-16 Ian Lance Taylor <iant@google.com>
5310 * profile.c (total_num_never_executed): Don't define.
5311 (compute_branch_probabilities): Don't count or print
5313 (init_branch_prob): Don't set total_num_never_executed.
5314 (end_branch_prob): Don't print total_num_never_executed.
5316 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5318 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5320 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5322 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5323 (nabstd2_fpr): Same.
5325 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5327 * expr.c (expand_assignment): Change complex type check.
5329 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5331 * doc/plugins.texi (Building GCC plugins): Added new section.
5333 2009-06-17 Ian Lance Taylor <iant@google.com>
5335 * c-pch.c (get_ident): Don't set size of templ array.
5336 (pch_init): Don't set size of partial_pch array.
5338 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5339 string constant to intialize an array whose size is the length of
5342 2009-06-17 Richard Guenther <rguenther@suse.de>
5344 PR tree-optimization/40389
5345 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5346 to addressable types.
5347 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5349 2009-06-17 Richard Guenther <rguenther@suse.de>
5352 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5353 if there is no evolution of left in the loop bail out.
5354 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5355 chrec_fold_multiply.
5357 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5358 Janis Johnson <janis187@us.ibm.com>
5361 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5362 for the symbol ref of a constant that is the source of a move
5363 - nor for any other not-obvious-label-ref constants.
5365 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5367 * plugin.c (position_pass): Skip newly inserted pass during list
5368 traversal to avoid repeated insertion.
5370 2009-06-16 Ian Lance Taylor <iant@google.com>
5372 * vec.h (VEC_stack_alloc): Define different version if
5373 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5374 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5375 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5376 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5378 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5380 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5382 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5383 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5384 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5385 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5386 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5387 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5388 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5389 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5390 __builtin_ia32_rdtscp.
5391 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5392 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5393 and __builtin_ia32_rorhi.
5394 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5395 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5396 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5397 (ix86_expand_args_builtin): Likewise.
5398 (ix86_expand_special_args_builtin): Likewise.
5400 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5401 (UNSPECV_RDTSC): Likewise.
5402 (UNSPECV_RDPMC): Likewise.
5403 (*bsr): Renamed to ...
5405 (*bsr_rex64): Renamed to ...
5409 (*rdpmc_rex64): Likewise.
5412 (*rdtsc_rex64): Likewise.
5414 (*rdtscp): Likewise.
5415 (*rdtscp_rex64): Likewise.
5417 * config/i386/ia32intrin.h: New.
5419 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5421 2009-06-16 Ian Lance Taylor <iant@google.com>
5423 * ira-build.c (copy_info_to_removed_store_destinations):
5424 Initialize parent_a.
5426 2009-06-16 Ian Lance Taylor <iant@google.com>
5428 * c-decl.c (grokdeclarator): Change size_varies to bool.
5430 2009-06-16 Ian Lance Taylor <iant@google.com>
5432 * sel-sched.c: Make forward declarations of move_op_hooks and
5433 fur_hooks explicitly extern.
5435 2009-06-16 Ian Lance Taylor <iant@google.com>
5437 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5438 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5440 2009-06-16 Ian Lance Taylor <iant@google.com>
5442 * resource.c (mark_referenced_resources): Change
5443 include_delayed_effects parameter to bool. Change all callers.
5444 (mark_end_of_function_resources): Likewise.
5445 * reorg.c (insn_references_resource_p): Likewise.
5446 (insn_sets_resource_p): Likewise.
5447 * resource.h (mark_referenced_resources): Update declaration.
5448 (mark_end_of_function_resources): Update declaration.
5450 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5452 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5454 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5456 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5457 GCC can bootstrap on AIX with GNU Binutils 2.20.
5459 2009-06-16 Ian Lance Taylor <iant@google.com>
5461 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5463 2009-06-16 Ian Lance Taylor <iant@google.com>
5465 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5466 inline, not extern inline.
5467 (exact_log2): Likewise.
5468 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5470 (exact_log2): Likewise, but don't test CTZ_HWI.
5472 2009-06-16 Ian Lance Taylor <iant@google.com>
5474 * bitmap.c (bitmap_clear): Don't declare as inline.
5475 * gimple.c (gimplify_assign): Likewise.
5476 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5477 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5478 (sched_scan_info): Remove duplicate definition.
5480 2009-06-16 Ian Lance Taylor <iant@google.com>
5482 * c-common.c (skip_evaluation): Don't define.
5483 (c_inhibit_evaluation_warnings): Define global variable.
5484 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5485 than skip_evaluation.
5486 (convert_and_check, warn_for_div_by_zero): Likewise.
5487 * c-common.h (skip_evaluation): Don't declare.
5488 (c_inhibit_evaluation_warnings): Declare.
5489 * c-parser.c (c_parser_typeof_specifier): Set
5490 c_inhibit_evaluation_warnings rather than skip_evaluation.
5491 (c_parser_conditional_expression): Likewise.
5492 (c_parser_binary_expression): Likewise.
5493 (c_parser_sizeof_expression): Likewise.
5494 (c_parser_alignof_expression): Likewise.
5495 * c-typeck.c (build_indirect_ref): Check
5496 c_inhibit_evaluation_warnings rather than skip_evaluation.
5497 (build_conditional_expr, build_binary_op): Likewise.
5499 2009-06-16 Richard Guenther <rguenther@suse.de>
5501 * tree-ssa-alias.c (is_escape_site): Remove.
5502 * tree-ssa-alias.h (enum escape_type): Remove.
5503 (is_escape_site): Likewise.
5504 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5505 via casts and asms without deferring to is_escape_site.
5507 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5510 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5511 use gen_lowpart if op0 has complex mode.
5513 2009-06-16 Richard Guenther <rguenther@suse.de>
5515 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5516 variables add them to ESCAPED.
5517 (find_func_aliases): Do not make all indirectly stored values escaped.
5519 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5521 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5524 2009-06-16 Martin Jambor <mjambor@suse.cz>
5526 PR tree-optimization/40432
5527 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5528 check whether we need to force gimple register operand.
5530 2009-06-16 Martin Jambor <mjambor@suse.cz>
5532 PR tree-optimization/40413
5533 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5534 build_ref_for_offset.
5535 (propagate_subacesses_accross_link): Fix a typo in a comment.
5537 2009-06-16 Ira Rosen <irar@il.ibm.com>
5539 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5540 with additional parameter.
5541 * tree-vectorizer.h (enum vect_def_type): Add new value
5543 (enum vect_relevant): Add comments.
5544 (vect_is_simple_reduction): Add new argument.
5545 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5546 Detect nested cycles.
5547 (vect_is_simple_reduction): Update documentation, add an argument to
5548 distinguish inner-loop reduction from nested cycle, detect nested
5549 cycles, fix printings and indentation, don't swap operands in case
5551 (get_initial_def_for_reduction): Handle subtraction.
5552 (vect_create_epilog_for_reduction): Add new argument to specify
5554 (vect_finalize_reduction): Handle subtraction, fix comments.
5555 (vectorizable_reduction): Handle nested cycles. In case of nested
5556 cycle keep track of the reduction variable position. Call
5557 vect_is_simple_reduction with additional parameter. Use original
5558 statement code in reduction epilogue for nested cycle. Call
5559 vect_create_epilog_for_reduction with additional parameter.
5560 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5561 inner-loop vectorization.
5562 (vect_recog_widen_sum_pattern): Likewise.
5563 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5565 (vect_mark_stmts_to_be_vectorized): Likewise.
5566 (vect_get_vec_def_for_operand): Handle nested cycles.
5568 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5570 * doc/invoke.texi (Debugging Options): Fix option index entries
5571 for -fdump-statistics, -frandom-seed add entries for
5572 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5573 (FRV Options): Fix entries for -mTLS, -mtls.
5574 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5575 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5576 (M68hc1x Options): Fix @itemx for -mnominmax.
5577 (MCore Options): Fix entry for -mno-lsim.
5578 (MMIX Options): Fix entry for -mabi=mmixware.
5579 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5581 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5583 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5584 Mention the plugin mode of gengtype.
5585 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5586 * gengtype.c: Updated copyright.
5587 (plugin_files, nb_plugin_files) Added new static variables.
5588 (measure_input_list) Care about plugin_files.
5589 (write_rtx_next): Added early return in plugin mode.
5590 (create_file): Updated copyright year in generated file. Added
5592 (oprintf): Added early return if NULL outf.
5593 (get_output_file_with_visibility): Care of plugin_files.
5594 (get_output_file_name): May return null.
5595 (write_local): Added early return.
5596 (put_mangled_filename): Ditto.
5597 (finish_root_table): Added check for base_files.
5598 (write_roots): Care about null when plugins.
5599 (main): Added plugin mode.
5601 2009-06-15 Ian Lance Taylor <iant@google.com>
5603 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5604 * gcov.c (read_count_file): Add braces around variables declared
5607 * c.opt (Wjump-misses-init): New warning.
5608 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5609 -Wall and -Wc++-compat if not already set.
5610 (c_common_post_options): Clear warn_jump_misses_init if it was not
5612 * c-decl.c (struct c_binding): Change type field to a union with
5613 new label field. Make it the first field in the struct. Update
5614 references to type to use u.type instead.
5615 (struct c_spot_bindings): Define.
5616 (struct c_goto_bindings): Define.
5617 (c_goto_bindings_p): Define, along with VECs.
5618 (struct c_label_vars): Define.
5619 (struct c_scope): Add has_label_bindings field.
5620 (bind_label, set_spot_bindings): New static functions.
5621 (decl_jump_unsafe, update_spot_bindings): New static functions.
5622 (update_label_decls): New static function.
5623 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5624 Update binding u.label field to shadowed field.
5625 (c_binding_start_stmt_expr): New function.
5626 (c_binding_end_stmt_expr): New function.
5627 (pushdecl): Don't call c_begin_vm_scope.
5628 (make_label): Add defining and p_label_vars parameters. Change
5630 (lookup_label): Correct test for whether a label has not yet been
5631 defined. Call bind_label rather than bind.
5632 (warn_about_goto): New static function.
5633 (lookup_label_for_goto): New function.
5634 (declare_label): Call bind_label rather than bind.
5635 (check_earlier_gotos): New static function.
5636 (define_label): Don't give errors about jumping into statement
5637 expressions or scopes of variably modified types. Call
5638 set_spot_bindings and check_earlier_gotos. Call bind_label
5639 instead of bind. Don't set label_context_stack_se or
5640 label_context_stack_vm.
5641 (c_get_switch_bindings): New function.
5642 (c_release_switch_bindings): New function.
5643 (c_check_switch_jump_warnings): New function.
5644 (start_function): Don't set label_context_stack_se or
5645 label_context_stack_vm.
5646 (finish_function): Likewise.
5647 * c-typeck.c (label_context_stack_se): Don't define.
5648 (label_context_stack_vm): Don't define.
5649 (c_finish_goto_label): Call lookup_label_for_goto rather than
5650 lookup_label. Don't give errors about jumping into a statement
5651 expression or the scope of a variably modified type. Don't set
5652 label_context_stack_se or label_context_stack_vm.
5653 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5654 fields. Add bindings field.
5655 (c_start_case): Don't set deleted fields. Set bindings field.
5656 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5657 or blocked_vm. Call c_check_switch_jump_warnings.
5658 (c_finish_case): Don't test blocked_stmt_expr field. Call
5659 c_release_switch_bindings.
5660 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5661 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5662 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5663 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5664 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5665 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5666 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5667 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5668 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5669 (C_DECL_UNJUMPABLE_VM): Don't define.
5670 (C_DECL_UNDEFINABLE_VM): Don't define.
5671 (struct c_label_list): Don't define.
5672 (struct c_label_context_se): Don't define.
5673 (struct c_label_context_vm): Don't define.
5674 (struct c_spot_bindings): Declare.
5675 (c_bindings_start_stmt_expr): Declare.
5676 (c_bindings_end_stmt_expr): Declare.
5677 (lookup_label_for_goto): Declare.
5678 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5679 (c_check_switch_jump_warnings): Declare.
5680 (label_context_stack_se, label_context_stack_vm): Don't declare.
5681 (c_finish_goto_label): Update declaration.
5682 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5683 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5684 (Warning Options): Document -Wjump-misses-init.
5686 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5688 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5691 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5693 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5695 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5697 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5699 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5701 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5703 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5705 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5706 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5707 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5708 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5709 * dwarf2asm.c (dw2_force_const_mem): Update call to
5711 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5712 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5713 * langhooks.c (lhd_comdat_group): Remove.
5714 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5715 * tree.h (DECL_COMDAT_GROUP): New.
5716 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5717 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5718 (make_decl_one_only): Change signature.
5719 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5721 (make_decl_one_only): Change signature.
5722 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5724 2009-06-15 Richard Guenther <rguenther@suse.de>
5727 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5729 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5731 * tree-ssa-math-opts.c: Remove extra divide.
5733 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5735 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5737 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5739 * passes.c: Add bswap pass.
5740 * tree-pass.h: Add pass_optimize_bswap declaration.
5741 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5742 Include rtl.h, expr.h and optabs.h for optab_handler check.
5743 (struct symbolic_number, pass_optimize_bswap): New definition.
5744 (do_shift_rotate, verify_symbolic_number_p): New functions.
5745 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5746 (gate_optimize_bswap): New function.
5747 * tree.c (widest_int_cst_value): New function.
5748 * tree.h (widest_int_cst_value): Prototype added.
5750 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5752 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5753 REG_EQUAL/REG_EQUIV notes.
5755 2009-06-14 Richard Guenther <rguenther@suse.de>
5758 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5759 has its address taken if NRV was applied and it is addressable.
5760 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5761 function split out from ...
5762 (get_constraint_for_1): ... here.
5763 (handle_rhs_call): Use it to mark the return slot escaped if
5764 it is addressable and NRV was applied.
5766 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5768 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5769 Change first argument type to location_t.
5770 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5771 Do not set input_location.
5772 Use loc instead of input_location throughout.
5774 2009-06-13 Richard Guenther <rguenther@suse.de>
5776 PR tree-optimization/40421
5777 * tree-predcom.c (should_unroll_loop_p): Remove.
5778 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5780 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5782 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5783 Add location argument.
5785 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5787 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5789 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5790 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5791 * config/spu/spu-protos.h: Add location to
5792 spu_resolve_overloaded_builtin.
5793 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5794 spu_build_builtin_va_list.
5795 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5796 argument. Pass location to build_function_call_vec.
5797 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5799 (emit_fpu_switch): Same.
5800 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5801 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5802 to build_decl and create_artificial_label.
5803 (xtensa_gimplify_va_arg_expr): Same.
5804 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5805 (xstormy16_gimplify_va_arg_expr): Same.
5806 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5807 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5808 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5809 (mips16_build_function_stub): Same.
5810 (mips16_build_call_stub): Same.
5812 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5815 * arm/constraints.md (Pa, Pb): New constraints.
5816 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5817 split pattern to deal with them.
5819 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5821 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5822 fix index entry for -Xpreprocessor.
5824 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5826 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5827 Add location argument to build_decl call.
5828 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5829 (rs6000_init_builtins): Same.
5830 (spe_init_builtins): Same.
5831 (rs6000_gimplify_va_arg): Add location argument to
5832 create_artificial_label call.
5834 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5836 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5837 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5838 * Makefile.in: Fix GGC dependency for gcse.o.
5840 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5842 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5843 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5844 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5846 * c-parser.c (c_parser_binary_expression): Use current column while
5847 building binary operations.
5848 * common.opt (fshow-column): Enable by default.
5849 * tree-vrp.c (check_array_ref): Use warning_at.
5850 (check_array_bounds): Use location from call back if expr has no
5852 * tree.h: Add location argument to maybe_fold_*.
5853 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5854 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5855 (maybe_fold_offset_to_component_ref): Same.
5856 (maybe_fold_offset_to_reference): Same.
5857 (maybe_fold_offset_to_address): Same.
5858 (maybe_fold_stmt_indirect): Same.
5859 (maybe_fold_stmt_addition): Same.
5860 (fold_stmt_r): Pass location to maybe_fold_*.
5861 (fold_gimple_assign): Same.
5862 * c-tree.h: Add location argument to finish_decl,
5863 default_function_array_conversion, store_init_value.
5864 * c-decl.c (define_label): Use error_at.
5865 (c_make_fname_decl): Pass location to finish_decl.
5866 (finish_decl): New location argument.
5867 (build_compound_literal): Pass location to store_init_value.
5868 (grokdeclarator): Pass location to finish_decl.
5870 * c-typeck.c (array_to_pointer_conversion): New location argument.
5871 (function_to_pointer_conversion): Same.
5872 (default_function_array_conversion): Same.
5873 (parser_build_unary_op): Pass location to overflow_warning.
5874 (parser_build_binary_op): Same. Use warning_at.
5875 (build_unary_op): Pass location to array_to_pointer_conversion.
5876 (build_c_cast): Pass location to digest_init.
5877 (build_modify_expr): New location argument.
5878 (convert_for_assignment): Same.
5879 (store_init_value): Same.
5880 (digest_init): Same.
5881 (output_init_element): Pass location to digest_init and
5882 array_to_pointer_conversion.
5883 (c_finish_return): Pass location to convert_for_assignment.
5884 * gimplify.c (gimplify_conversion): Pass location to
5885 maybe_fold_offset_to_address.
5886 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5887 to maybe_fold_stmt_addition.
5888 * c-omp.c (c_finish_omp_atomic): Pass new location to
5890 (c_finish_omp_for): Same.
5891 * c-common.c (overflow_warning): New argument.
5892 * c-common.h: New argument to build_modify_expr, overflow_warning.
5893 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5895 (c_parser_initializer): Pass location to
5896 default_function_array_conversion.
5897 (c_parser_initelt): Same.
5898 (c_parser_initval): Same.
5899 (c_parser_asm_operands): Same.
5900 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5901 (c_parser_conditional_expression): Same.
5902 (c_parser_binary_expression): Add location info to stack. Use it.
5903 (c_parser_unary_expression): Pass location to
5904 default_function_array_conversion, parser_build_unary_op,
5905 build_indirect_ref, c_parser_postfix_expression_after_primary.
5906 (c_parser_postfix_expression_after_primary): New location argument.
5908 (c_parser_expression_conv): Pass location to
5909 default_function_array_conversion.
5910 (c_parser_expr_list): Same.
5911 (c_parser_omp_atomic): Same.
5912 (c_parser_omp_for_loop): Same.
5913 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5914 (build_array_declarator): New argument.
5915 * c-decl.c (build_array_declarator): Add location argument.
5916 (grokdeclarator): Set id_loc for cdk_array.
5917 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5918 build_array_declarator.
5919 * tree.c (build_omp_clause): Add location argument.
5920 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5921 (OMP_CLAUSE_LOCATION): New macro.
5922 (struct tree_omp_clause): Add location field.
5923 (build_omp_clause): Add argument.
5924 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5925 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5927 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5928 (cp_parser_omp_clause_collapse): Same.
5929 (cp_parser_omp_clause_default): Same.
5930 (cp_parser_omp_clause_if): Same.
5931 (cp_parser_omp_clause_nowait): Same.
5932 (cp_parser_omp_clause_num_threads): Same.
5933 (cp_parser_omp_clause_ordered): Same.
5934 (cp_parser_omp_clause_schedule): Same.
5935 (cp_parser_omp_clause_untied): Same.
5936 (cp_parser_omp_for_loop): Same.
5937 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5938 * c-tree.h (c_start_case): Add location argument.
5939 (c_process_expr_stmt): Same.
5940 (c_finish_goto_*): Same.
5941 * tree-parloops.c (initialize_reductions): Pass location to
5943 (create_parallel_loop): Same.
5944 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5945 (gfc_trans_omp_reduction_list): Same.
5946 (gfc_trans_omp_clauses): Same.
5947 (gfc_trans_omp_do): Same.
5948 * c-typeck.c (c_finish_goto_label): Same.
5949 (c_finish_goto_ptr): New location argument.
5950 (c_start_case): Same.
5951 (emit_side_effect_warnings): Same.
5952 (c_process_expr_stmt): Same.
5953 (c_finish_stmt_expr): Same.
5954 (c_finish_omp_clauses): Use error_at instead of error.
5955 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
5957 * c-omp.c (c_split_parallel_clauses): New location argument.
5958 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
5959 to build_omp_clause.
5960 (convert_local_reference_stmt): Same.
5961 (convert_gimple_call): Same.
5962 * c-common.h (c_split_parallel_clauses): New argument.
5963 * c-parser.c (c_parser_statement_after_labels): Pass location to
5964 c_finish_goto_label.
5965 (c_parser_switch_statement): Pass location to c_start_case.
5966 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
5967 and c_process_expr_stmt.
5968 (c_parser_omp_variable_list): Add location argument.
5969 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
5970 (c_parser_omp_clause_default): Same.
5971 (c_parser_omp_clause_if): Same.
5972 (c_parser_omp_clause_num_threads): Same.
5973 (-c_parser_omp_clause_ordered): Same.
5974 (c_parser_omp_clause_reduction): Pass location to
5975 c_parser_omp_variable_list.
5976 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
5977 (c_parser_omp_clause_untied): Same.
5978 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
5979 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5981 * c-tree.h (check_for_loop_decls, undeclared_variable,
5982 build_component_ref, build_array_ref, build_external_ref,
5983 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
5984 build_conditional_expr, build_compound_expr, c_cast_expr,
5985 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
5986 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
5988 * c-semantics.c (build_stmt): Same.
5989 (build_case_label): Same.
5990 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
5991 (undeclared_variable): New argument.
5993 (lookup_label): Pass location on down.
5994 (define_label): Same.
5995 (finish_decl): Same.
5996 (build_compound_literal): Same.
5997 (finish_struct): Same.
5998 (finish_function): Do not set location here.
5999 (check_for_loop_decls): New argument.
6000 * tree.c (save_expr): Set location.
6001 (build_empty_stmt): New argument.
6002 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6003 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6004 * builtins.c (gimplify_va_arg_expr): Use locations.
6005 (expand_builtin_sync_operation): Same.
6006 * c-typeck.c (build_component_ref): New argument.
6007 (build_array_ref): Same.
6008 (build_external_ref): Same.
6009 (c_expr_sizeof_expr): Same.
6010 (c_expr_sizeof_type): Same.
6011 (parser_build_unary_op): Same.
6012 (build_conditional_expr): Same.
6013 (build_compound_expr): Pass location on down.
6014 (build_compound_expr): New argument.
6015 (build_c_cast): Same.
6016 (c_cast_expr): Same.
6017 (build_asm_expr): Same.
6018 (c_finish_return): Same.
6019 (c_process_expr_stmt): Pass location on down.
6020 (c_finish_stmt_expr): New argument.
6021 (push_clenaup): Same.
6022 (c_finish_omp_parallel): Same.
6023 (c_finish_omp_task): Same.
6024 * gimplify.c (gimplify_call_expr): Pass location on down.
6025 * c-omp.c (c_finish_omp_master): New argument.
6026 (c_finish_omp_critical): Same.
6027 (c_finish_omp_ordered): Same.
6028 (c_finish_omp_barrier): Same.
6029 (-c_finish_omp_taskwait): Same.
6030 (c_finish_omp_atomic): Same.
6031 (c_finish_omp_flush): Same.
6032 * tree-inline.c (copy_tree_body_r): Pass location on down.
6033 (inline_forbidden_p): Remove use of input_location.
6034 * c-gimplify.c (c_build_bind_expr): New argument.
6035 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6036 (c_sizeof_or_alignof_type): New argument.
6037 (c_alignof_expr): Same.
6038 (build_va_arg): Same.
6039 (c_add_case_label): Same.
6040 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6041 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6042 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6043 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6044 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6045 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6047 * stub-objc.c (objc_build_selector_expr): Same.
6048 (objc_build_throw_stmt): Same.
6049 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6050 (c_parser_initelt): Same.
6051 (c_parser_compound_statement): Same.
6052 (c_parser_compound_statement_nostart): Same.
6053 (c_parser_label): Same.
6054 (c_parser_statement_after_labels): Same.
6055 (c_parser_if_body): Same.
6056 (c_parser_else_body): Same.
6057 (c_parser_if_statement): Same.
6058 (c_parser_switch_statement): Same.
6059 (c_parser_while_statement): Same.
6060 (c_parser_do_statement): Same.
6061 (c_parser_for_statement): Same.
6062 (c_parser_asm_statement): Same.
6063 (c_parser_conditional_expression): Same.
6064 (c_parser_binary_expression): Same.
6065 (c_parser_cast_expression): Same.
6066 (c_parser_unary_expression): Same.
6067 (c_parser_sizeof_expression): Same.
6068 (c_parser_alignof_expression): Same.
6069 (c_parser_postfix_expression): Same.
6070 (c_parser_expression): Same.
6071 (c_parser_objc_receiver): Same.
6072 (c_parser_omp_variable_list): Same.
6073 (c_parser_omp_structured_block): Same.
6074 (c_parser_omp_atomic): New argument.
6075 (c_parser_omp_barrier): Same.
6076 (c_parser_omp_critical): Same.
6077 (c_parser_omp_flush): Pass location on down.
6078 (c_parser_omp_for_loop): New argument.
6079 (c_parser_omp_for): Same.
6080 (c_parser_omp_master): Same.
6081 (c_parser_omp_ordered): Same.
6082 (c_parser_omp_sections_scope): Same.
6083 (c_parser_omp_sections): Same.
6084 (c_parser_omp_parallel): Same.
6085 (c_parser_omp_single): Same.
6086 (c_parser_omp_task): Same.
6087 (c_parser_omp_taskwait): Pass location on down.
6088 (c_parser_omp_construct): Same.
6089 (c_parser_omp_threadprivate): Same.
6090 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6091 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6092 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6093 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6094 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6095 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6096 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6097 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6098 config/i386/i386.c, stmt.c:
6099 Add location argument to the following function definitions and/or
6100 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6101 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6102 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6103 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6104 do_case, c_finish_bc_stmt, build_compound_literal,
6105 build_function_call.
6106 * c-decl.c (build_compound_literal): Add location argument.
6107 Make all diagnostic calls use location.
6108 (start_struct): Same.
6109 (finish_struct): Same.
6111 (build_enumerator): Same.
6112 (start_function): Same.
6113 (grokdeclarator): Make all diagnostic calls use location.
6114 (store_parm_decls_oldstyle): Same.
6115 * c-typeck.c (build_function_call): Add location argument.
6116 Make all diagnostic calls use location.
6118 (c_finish_bc_stmt): Same.
6119 * tree-nested.c (get_trampoline_type): Add argument.
6120 Pass location to build_decl.
6121 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6122 * rtl.h (RTL_LOCATION): New.
6123 * c-common.c (c_add_case_label): Add location argument.
6124 Make all diagnostic calls use location.
6125 * c-common.h: Add location argument to make_fname_decl, do_case,
6126 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6127 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6128 Set it appropriately for every case. Pass enum_loc to start_enum
6129 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6131 (c_parser_struct_or_union_specifier): Save location. Use it for
6132 start_struct, finish_struct, and parser_xref_tag.
6134 2009-06-12 Ian Lance Taylor <iant@google.com>
6136 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6138 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6139 cpp_opts->warn_cxx_operator_names.
6141 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6144 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6145 is returns NULL and OP is a VCE, look through the VCE.
6147 2009-06-12 Ian Lance Taylor <iant@google.com>
6150 * collect2.c (main): Use CONST_CAST2 in code inside #if
6151 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6153 2009-06-12 Joey Ye <joey.ye@intel.com>
6156 * cfgexpand.c (get_decl_align_unit): Update
6157 max_used_stack_slot_alignment with align instead of
6158 stack_alignment_needed.
6160 * function.c (assign_stack_local_1): Update
6161 max_used_stack_slot_alignment with alignment_in_bits instead
6162 of stack_alignment_needed.
6163 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6166 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6168 * dwarf2out.c (last_var_location_insn): New variable.
6169 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6170 (dwarf2out_var_location): Don't record anything after last real
6171 insn. Only change labels if there were any real instructions
6172 in between last note and this one, or if changed sections.
6174 2009-06-11 Richard Henderson <rth@redhat.com>
6176 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6177 note when storing the frame pointer in a register.
6178 (FRP): Don't redefine to nothing for epilogue.
6179 (alpha_expand_epilogue): Mark register and sp restores.
6180 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6182 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6183 when gen_lowpart is needed.
6185 2009-06-11 Richard Henderson <rth@redhat.com>
6187 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6189 * dwarf2out.c (need_data_align_sf_opcode): New.
6190 (div_data_align): Move earlier.
6191 (def_cfa_1, reg_save): Use it.
6193 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6195 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6196 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6197 (ix86_handle_option): Handle OPT_mcrc32.
6198 (ix86_target_string): Add -mcrc32.
6199 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6201 * config/i386/i386.h (TARGET_CRC32): New.
6203 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6204 (sse4_2_crc32di): Likewise.
6206 * config/i386/i386.opt (mcrc32): New.
6208 * doc/invoke.texi: Document -mcrc32.
6210 2009-06-11 Richard Henderson <rth@redhat.com>
6212 * common.opt (gdwarf-): Accept a version number.
6213 * doc/invoke.texi (gdwarf-): Update docs.
6214 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6215 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6216 version level, and record it.
6218 * dwarf2.h (DW_CIE_VERSION): Remove.
6219 * dwarf2out.c (DWARF_VERSION): Remove.
6220 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6221 (output_call_frame_info): Use CIE version 3 for dwarf3,
6222 or if the return register column is out of range for version 1.
6223 (dwarf_stack_op_name): Add all dwarf3 values.
6224 (DEBUG_PUBTYPES_SECTION): New.
6225 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6226 encoding change for dwarf3.
6227 (output_die) [dw_val_class_die_ref]: Likewise.
6228 (output_compilation_unit_header): Emit correct version for dwarf3.
6229 (output_line_info): Likewise.
6230 (output_pubnames): Update for DWARF_VERSION removal.
6231 (output_aranges): Likewise.
6232 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6233 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6234 (dwarf2out_finish): Likewise.
6236 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6238 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6241 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6244 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6245 * builtins.c (expand_builtin_unreachable): New function.
6246 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6247 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6248 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6250 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6251 searching for missing barriers.
6253 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6255 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6256 when -fprofile-generate* was passed.
6257 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6259 2009-06-11 Anthony Green <green@moxielogic.com>
6261 * config/moxie/moxie.md: Define length attribute for all instructions.
6263 (*b<cond:code>): Support limited branch ranges for new PC-relative
6264 branch instructions.
6265 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6267 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6269 * config/i386/i386.c (min_insn_size): Use get_attr_length
6270 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6273 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6274 instead of emit_insn_before.
6276 2009-06-10 Ian Lance Taylor <iant@google.com>
6279 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6282 2009-06-10 Revital Eres <eres@il.ibm.com>
6284 * passes.c (init_optimization_passes): Reschedule
6285 predictive-commoning pass before complete unroll pass.
6287 2009-06-10 Martin Jambor <mjambor@suse.cz>
6289 * cgraph.c (cgraph_node_can_be_local_p): New function.
6290 (cgraph_make_node_local): New function.
6291 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6292 (cgraph_make_node_local): Declare.
6294 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6296 * tree.h (tree_base): Add packed_flag and user_align fields.
6297 Decrease size of spare field.
6298 (TYPE_USER_ALIGN): Use user_align from tree_base.
6299 (DECL_USER_ALIGN): Likewise.
6300 (TYPE_PACKED): Use packed_flag from tree_base.
6301 (DECL_PACKED): Likewise.
6302 (tree_type): Delete packed_flag and user_align fields. Widen
6303 precision field. Widen mode field and shuffle fields to align
6304 mode on an 8-bit boundary.
6305 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6306 Renumber decl_flag_* fields. Fix comments. Widen
6307 decl_common_unused field.
6308 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6309 (DECL_EXTERNAL): Likewise.
6310 (DECL_BIT_FIELD): Likewise.
6311 (DECL_NONADDRESSABLE_P): Likewise.
6312 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6313 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6315 2009-06-10 Ian Lance Taylor <iant@google.com>
6317 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6318 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6319 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6320 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6321 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6322 DEF_VEC_ALLOC_FUNC_P.
6323 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6324 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6325 DEF_VEC_ALLOC_FUNC_O.
6326 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6327 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6328 DEF_VEC_ALLOC_FUNC_I.
6329 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6330 (vec_stack_p_reserve_exact_1): Declare.
6331 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6332 (vec_stack_free): Declare.
6333 (VEC_stack_alloc): Define.
6334 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6335 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6336 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6337 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6339 (stack_vecs): New static variable.
6340 (vec_stack_p_reserve_exact_1): New function.
6341 (vec_stack_o_reserve_1): New static function.
6342 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6343 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6344 (vec_stack_free): New function.
6345 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6346 (VEC_df_ref_stack_alloc): Define.
6347 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6348 DEF_VEC_ALLOC_P_STACK.
6349 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6350 (struct df_collection_rec): Change _vec fields to VEC. Remove
6352 (df_free_collection_rec): Adjust for new fields.
6353 (df_insn_rescan): Use new df_collection_rec fields.
6354 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6355 (df_ref_create_structure, df_ref_record): Likewise.
6356 (df_get_conditional_uses, df_get_call_refs): Likewise.
6357 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6358 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6359 (df_record_exit_block_uses, df_bb_verify): Likewise.
6360 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6361 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6362 Remove count parameter. Change return type to void. Change all
6364 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6365 Remove count parameter. Change return type to void. Change all
6367 (df_install_refs): Change old_vec parameter to VEC. Remove count
6368 parameter. Change all callers.
6369 (df_install_mws): Change old_vec parameter to VEC. Remove count
6370 parameter. Change all callers.
6371 (df_refs_verify): Change new_rec parameter to VEC. Change call
6373 (df_mws_verify): Likewise.
6375 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6377 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6379 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6381 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6383 2009-06-10 Anthony Green <green@moxielogic.com>
6385 * config/moxie/crti.asm: New file.
6386 * config/moxie/crtn.asm: New file.
6387 * config/moxie/moxie.c: New file.
6388 * config/moxie/moxie.h: New file.
6389 * config/moxie/sfp-machine.h: New file.
6390 * config/moxie/moxie-protos.h: New file.
6391 * config/moxie/t-moxie: Created.
6392 * config/moxie/t-moxie-softfp: Created.
6393 * config/moxie/moxie.md: Created.
6394 * config/moxie/constraints.md: Created.
6395 * config.gcc: Add moxie support.
6396 * doc/md.texi (Machine Constraints): Add moxie constraints.
6397 * doc/contrib.texi (Contributors): Mention moxie port.
6398 * doc/install.texi (Specific): Mention the moxie port.
6400 2009-06-09 Ian Lance Taylor <iant@google.com>
6402 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6404 * optabs.c (optab_table): Only use designated initializers if
6405 HAVE_DESIGNATED_INITIALIZERS is defined.
6406 (convert_optab_table): Likewise.
6407 (init_optabs): Always call init_insn_codes if
6408 HAVE_DESIGNATED_INITIALIZERS is not defined.
6410 2009-06-09 Ian Lance Taylor <iant@google.com>
6412 * targhooks.c (default_builtin_vectorized_function): Change fn
6413 parameter to unsigned int.
6414 (default_builtin_vectorized_conversion): Change code parameter to
6416 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6417 * targhooks.h: Update declarations.
6418 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6419 parameter to unsigned int.
6421 * c-typeck.c (comptypes_check_enum_int): New static function.
6422 (comptypes_internal): Add enum_and_int_p parameter. Change all
6424 (comp_target_types): Add location parameter. Change all callers.
6425 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6427 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6428 (build_conditional_expr): Add colon_loc parameter. Change all
6430 (convert_for_assignment): Add location parameter. Change all callers.
6431 * c-parser.c (c_parser_conditional_expression): Pass location of
6432 colon to build_conditional_expr.
6433 * c-tree.h (build_conditional_expr): Update declaration.
6435 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6437 * graphite.c: Revert previous patch.
6439 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6442 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6444 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6446 * tree-ssa-loop-prefetch.c
6447 (loop_prefetch_arrays): Fixed a portability problem in printf format
6450 2009-06-09 Martin Jambor <mjambor@suse.cz>
6452 PR tree-optimization/40351
6453 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6454 refrence to a potential artifical subaccess can be constructed.
6456 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6458 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6459 (sh_override_options): Likewise.
6460 * config/sh/sh.c: Include params.h.
6461 (sh_optimization_options): New.
6462 (sh_override_options): Likewise.
6463 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6464 (OVERRIDE_OPTIONS): Use sh_override_options.
6466 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6468 * dwarf2out.c (emit_cfa_remember): New variable.
6469 (add_fde_cfi): If emit_cfa_remember, recurse to add
6470 DW_CFA_remember_state first.
6471 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6472 instead just set emit_cfa_remember.
6474 2009-06-08 Jan Hubicka <jh@suse.cz>
6477 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6479 2009-06-08 Jan Hubicka <jh@suse.cz>
6482 * cgraphunit.c (save_inline_function_body): Do not copy transform
6483 hooks for saved inline bodies.
6484 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6487 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6489 * jump.c (returnjump_p): Handle delayed branches. Add missing
6492 2009-06-08 Jan Hubicka <jh@suse.cz>
6495 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6496 original node might've been modified.
6497 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6499 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6501 * tree-object-size.c (addr_object_size): Add OSI argument.
6502 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6503 (compute_builtin_object_size, expr_object_size): Adjust callers.
6504 (plus_stmt_object_size): Call addr_object_size instead of
6505 compute_builtin_object_size.
6507 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6508 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6510 * tree-ssa-loop-prefetch.c
6511 (gather_memory_references): Introduced a counter for the number of
6513 (anything_to_prefetch_p): Introduced a counter for the number of
6515 (is_loop_prefetching_profitable): New function with a cost model
6517 (loop_prefetch_arrays): Use the new cost model to determine if
6518 prefetching is profitable.
6519 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6520 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6521 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6522 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6523 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6524 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6526 2009-06-08 Michael Matz <matz@suse.de>
6529 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6530 partitions use the same.
6531 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6532 for basevars of SSA_NAMEs.
6533 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6534 to not expand them twice.
6535 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6538 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6540 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6541 (fdump-final-insns=, gtoggle): New.
6542 * doc/invoke.texi: Document them.
6543 * final.c (rest_of_clean_state): Dump final insn stream.
6544 * gcc.c (invoke_as): Hook in -fcompare-debug.
6545 (static_spec_functions): Add compare-debug-dump-opt,
6546 compare-debug-self-opt and compare-debug-auxbase-opt.
6547 (compare_debug, compare_debug_second, compare_debug_opt): New.
6548 (switches_debug_check, n_switches_debug_check): New.
6549 (debug_auxbase_opt, debug_check_temp_file): New.
6550 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6552 (do_self_spec): Handle arguments after switches.
6553 (do_spec_1): Add .gk extension to temp file basenames for compare.
6554 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6555 (cc1_options): Use it instead of normal auxbase computation for
6556 the second compare-debug compilation.
6557 (compare_files): New.
6558 (main): Set up and implement compare debug mode.
6559 (compare_debug_dump_opt_spec_function): New.
6560 (compare_debug_self_opt_spec_function): New.
6561 (compare_debug_auxbase_opt_spec_function): New.
6562 * toplev.c (process_options): Handle flag_gtoggle,
6563 flag_dump_final_insns.
6564 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6565 during -fcompare-debug-second compilation.
6567 2009-06-07 Ian Lance Taylor <iant@google.com>
6569 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6570 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6572 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6573 with no default node. Change warning with %H to warning_at.
6574 Don't clear warn_switch around case checking.
6575 * doc/invoke.texi (Warning Options): Clarify distinction between
6576 -Wswitch and -Wswitch-enum.
6578 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6580 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6582 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6584 * gbl-ctors.h: Add header guard.
6586 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6588 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6589 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6590 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6591 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6592 prototypes for removed functions.
6593 (expressions_equal_p): Move to ...
6594 * tree-ssa-sccvn.h: ... here and ...
6595 * matrix-reorg.c: ... adjust includes.
6597 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6599 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6601 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6603 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6604 (finish_function): Remove erroneous whitespace.
6606 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6608 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6609 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6613 * errors.c (internal_error): Commentary typo fix.
6614 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6615 * tree-ssa-pre.c: Ditto.
6617 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6619 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6620 them is supposed to hold actual statements.
6622 2009-06-06 Ian Lance Taylor <iant@google.com>
6624 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6625 empty statements can now have attributes.
6627 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6629 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6630 * config/mips/mips.md: Ditto.
6632 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6634 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6636 (__eabi_uconvert): Likewise.
6638 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6640 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6641 CFI_* definitions with IN_GCC.
6643 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6645 * xcoffout.h (xcoffout_source_line): Update prototype.
6647 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6649 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6650 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6652 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6655 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6656 inlined_function_outer_scope_p blocks for artificial inlines
6658 * tree.c (tree_nonartificial_location): Rewrite using
6659 block_nonartificial_location.
6661 2009-06-05 Revital Eres <eres@il.ibm.com>
6662 Leehod Baruch <leehod@il.ibm.com>
6664 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6665 (expand_expr_real_1): Remove comment.
6666 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6667 Vectorize misaligned access when the target supports it.
6668 (vect_supportable_dr_alignment): Check for unaligned access support.
6669 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6672 2009-06-05 Julian Brown <julian@codesourcery.com>
6674 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6675 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6677 2009-06-05 Richard Guenther <rguenther@suse.de>
6680 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6683 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6685 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6686 (save_gprs): Don't tell unwinder when a global register is saved.
6687 (s390_emit_epilogue): Emit needed epilogue unwind info.
6689 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6691 * dwarf2out.c (deferred_asm_name): New.
6692 (add_name_and_src_coords_attributes): Defer creation of
6693 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6695 (move_linkage_attr): New.
6696 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6699 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6701 * tree-nested.c (finalize_nesting_tree_1): Declare the
6702 frame_decl in the binding tree.
6704 2009-06-04 Cary Coutant <ccoutant@google.com>
6706 * basic-block.h (struct basic_block_def): Add discriminator field.
6707 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6709 * debug.c (do_nothing_debug_hooks): Add additional entry.
6710 (debug_nothing_int_charstar_int): New function.
6711 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6712 (debug_nothing_int_charstar_int): New declaration.
6713 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6714 discriminator value in .loc directive.
6715 * final.c (last_discriminator): New variable.
6716 (discriminator): New variable.
6717 (final_start_function): Initialize above variables, pass current
6718 discriminator to debug hook.
6719 (notice_source_line): Check for discriminator change.
6720 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6721 * sdbout.c (sdbout_source_line): New parameter.
6722 * tree-cfg.c (struct locus_discrim_map): New structure type.
6723 (discriminator_per_locus): New hash table.
6724 (build_gimple_cfg): Allocate and free discriminator hash table.
6725 (make_edges): Call assign_discriminator.
6726 (locus_map_hash): New function.
6727 (locus_map_eq): New function.
6728 (next_discriminator_for_locus): New function.
6729 (same_line_p): New function.
6730 (assign_discriminator): New function.
6731 (make_cond_expr_edges): Call assign_discriminator.
6732 (make_gimple_switch_edges): Likewise.
6733 (first_non_label_stmt): New function.
6734 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6736 * xcoffout.c (xcoffout_source_line): Add new parameter.
6738 * configure.ac (gcc_cv_as_discriminator): New configury check for
6739 gas support for discriminator.
6740 * configure: Regenerate.
6741 * config.in: Regenerate.
6743 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6745 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6746 val after checking for integers.
6748 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6750 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6752 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6753 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6754 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6755 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6756 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6757 X64_SSE_REGPARM_MAX.
6758 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6759 X64_SSE_REGPARM_MAX.
6761 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6763 * gcc.c (report_times_to_file): New.
6764 (execute): Implement it.
6765 (process_command): Support -time=.
6766 * doc/invoke.texi: Document it.
6768 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6770 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6771 that have value exprs.
6773 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6775 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6776 declarations for constants until...
6777 (dw2_output_indirect_constant_1): ... this point.
6779 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6782 * arm.md (arm_addsi3): Don't try to split an add with an
6783 eliminable register until after reload has completed.
6785 2009-06-03 Ian Lance Taylor <iant@google.com>
6787 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6788 * genattrtab.c (write_length_unit_log): Likewise.
6789 * genchecksum.c (dosum): Likewise.
6790 * gengtype.c (write_rtx_next): Likewise.
6791 (finish_root_table, write_roots): Likewise.
6792 * gimple.c (gimple_ops_offset_): Likewise.
6793 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6794 * config/arc/arc.c (arc_attribute_table): Likewise.
6795 * config/arm/arm.c (arm_attribute_table): Likewise.
6796 * config/avr/avr.c (avr_attribute_table): Likewise.
6797 * config/crx/crx.c (crx_attribute_table): Likewise.
6798 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6799 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6800 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6801 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6802 * config/sh/sh.c (sh_attribute_table): Likewise.
6803 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6804 * config/spu/spu.c (spu_attribute_table): Likewise.
6805 * config/v850/v850.c (v850_attribute_table): Likewise.
6807 * config/alpha/alpha.c (vms_attribute_table): Make static.
6808 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6809 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6810 * config/mips/mips.c (mips_attribute_table): Likewise.
6812 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6814 (cc1-checksum.o): Likewise.
6816 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6818 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6820 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6822 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6823 insn if it is changing sp. Use gen_add3_insn instead of
6824 conditionally gen_addsi3 and gen_adddi3.
6825 (offset_below_red_zone_p): New static inline function.
6826 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6827 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6828 * config/rs6000/ppc-asm.h: Include auto-host.h.
6829 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6830 CFI_RESTORE): Define.
6831 * config/rs6000/crtresxgpr.asm: Add unwind info.
6832 * config/rs6000/crtresxfpr.asm: Likewise.
6833 * config/rs6000/crtresgpr.asm: Likewise.
6834 * config/rs6000/crtresfpr.asm: Likewise.
6835 * config/rs6000/crtsavgpr.asm: Likewise.
6836 * config/rs6000/crtsavfpr.asm: Likewise.
6838 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6839 argument of DWARF2_FRAME_REG_OUT macros.
6841 2009-06-03 Julian Brown <julian@codesourcery.com>
6843 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6844 words or less (including TImode) in core registers.
6846 2009-06-03 Richard Guenther <rguenther@suse.de>
6849 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6851 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6853 * statistics.c (statistics_counter_event): Do not record event
6854 in pass dump if its number == -1.
6855 (curr_statistics_hash): Add assert that we never get passes
6856 with static number == -1.
6858 2009-06-03 Richard Guenther <rguenther@suse.de>
6859 Andrey Belevantsev <abel@ispras.ru>
6861 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6862 non-BLKmode arrays addressable.
6864 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6866 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6867 * config/m68k/m68k.h: ... here.
6868 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6871 2009-06-03 Martin Jambor <mjambor@suse.cz>
6873 PR tree-optimization/40323
6874 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6877 2009-06-03 Richard Guenther <rguenther@suse.de>
6879 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6882 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6884 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6885 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6886 JUMP_TABLE_DATA_P where applicable.
6887 * config/sh/sh.c: Ditto.
6888 * config/sh/sh.h: Ditto.
6889 * config/sh/sh.md: Ditto.
6890 * config/sh/symbian.c: Ditto.
6892 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6894 * config/i386/driver-i386.c (describe_cache): Optimize
6895 concatenation of strings. Use snprintf instead of sprintf.
6896 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6897 target when not compiling with GCC.
6899 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6901 * config/sh/sh.c: Revert last change.
6902 (sh_expand_epilogue): Emit a blockage insn before the frame
6903 pointer adjustment unconditionally.
6905 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6907 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6908 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6909 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6910 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6911 to COLLECT_GCC_OPTIONS.
6913 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6915 * collect2.c (target_system_root): New variable.
6916 (main): Handle --sysroot=.
6917 (ignore_library): Strip the sysroot from the library path.
6919 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6921 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6922 (collect2.o): Depend on collect2-aix.h.
6923 (collect2-aix.o): New rule.
6924 * collect2-aix.h: New file.
6925 * collect2-aix.c: Likewise.
6926 * collect2.c: Include collect2-aix.h. Don't undefine
6927 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6928 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6929 Use TARGET_AIX_VERSION instead of _AIX51.
6930 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6931 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6932 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6933 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6934 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6936 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6938 * collect2.c (ignore_library): Avoid premature post-increment
6941 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6943 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6944 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6945 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6946 CROSS_DIRECTORY_STRUCTURE too.
6947 (LINK_LIBG_SPEC): Likewise.
6948 (LIB_SPEC): Add %R to sysroot paths.
6949 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6950 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6951 * config/rs6000/aix51.h: As for aix43.h.
6952 * config/rs6000/aix52.h: Likewise.
6953 * config/rs6000/aix53.h: Likewise.
6954 * config/rs6000/aix61.h: Likewise.
6955 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
6956 to the beginning of sysroot paths.
6958 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6960 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
6961 INSN_LISTs that are out of the REG_NOTE range.
6963 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6965 * loop-unroll.c (struct iv_to_split): Add pointer to next.
6966 (struct var_to_expand): Likewise.
6967 (struct opt_info): Add head and tail for linked lists of the above.
6968 (analyze_insn_to_expand_var): Initialize next.
6969 (analyze_iv_to_split_insn): Likewise.
6970 (analyze_insns_in_loop): Create linked lists.
6971 (allocate_basic_variable): Simplify for use without hash table.
6972 (insert_var_expansion_initialization): Likewise, make it type-safer.
6973 (combine_var_copies_in_loop_exit): Likewise.
6974 (apply_opt_in_copies): Walk lists rather than hash tables.
6975 (release_var_copies): Simplified and inlined by hand into...
6976 (free_opt_info): ... this function.
6978 2009-06-02 Richard Guenther <rguenther@suse.de>
6980 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6983 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6985 * cfgexpand.c (gimple_expand_cfg): Discard the source location
6986 only for builtins that are not overridden.
6988 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6990 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
6993 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6995 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
6997 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
6999 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7001 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7003 * common.opt (fdump-unnumbered-links): New.
7004 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7005 * print-rtl.c (flag_dump_unnumbered_links): New.
7006 (print_rtx): Test it.
7008 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7010 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7011 push/pop multiple to 8-byte alignment.
7013 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7015 * config/i386/i386.c (queued_cfa_restores): New static variable.
7016 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7018 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7019 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7020 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7021 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7022 note unconditionally.
7023 (ix86_emit_restore_regs_using_mov): Likewise.
7024 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7025 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7026 it through to ix86_emit_restore_reg_using_pop.
7027 (ix86_emit_leave): Add RED_OFFSET argument. Call
7028 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7029 instead of adding REG_CFA_OFFSET note unconditionally.
7030 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7031 the above functions. Call ix86_add_queued_cfa_restore_notes when
7034 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7035 force output of the label even for dwarf2out_do_cfi_asm.
7036 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7037 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7038 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7040 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7041 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7042 dwarf2out_cfi_label callers.
7043 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7044 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7045 Adjust dwarf2out_cfi_label callers.
7046 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7048 * config/i386/i386.h (struct machine_cfa_state,
7049 struct machine_function): Guard with ifndef USED_FOR_TARGET
7050 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7053 * emutls.c (__emutls_get_address): Change arr->size to mean number
7054 of allocated arr->data entries instead of # of slots + 1.
7057 * recog.c (peep2_reinit_state): New function.
7058 (peephole2_init_state): Use it at the end of a basic block and also
7059 when seeing a RTX_FRAME_RELATED_P insn.
7061 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7063 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7064 fixuns_truncrfdi2): New.
7065 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7066 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7067 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7068 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7069 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7070 *recip_approx): Remove.
7071 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7072 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7073 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7075 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7078 2009-06-01 Ian Lance Taylor <iant@google.com>
7080 * attribs.c (register_attribute): Use CONST_CAST.
7081 * collect2.c (main): Use CONST_CAST2.
7082 (scan_prog_file): Likewise.
7083 * gcc.c (process_command, main): Likewise.
7084 * toplev.c (toplev_main): Likewise.
7086 * c-typeck.c (handle_warn_cast_qual): New static function,
7087 partially broken out of build_c_cast.
7088 (build_c_cast): Call handle_warn_cast_qual.
7089 * doc/invoke.texi (Warning Options): Document new effect of
7092 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7094 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7095 (diagnostic_report_current_module): Print columns.
7096 * common.opt (flag_show_column): Enable by default.
7098 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7100 * alias.c (find_base_term): Check for NULL term before returning.
7102 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7104 Revert due to PR40320:
7105 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7106 * calls.c (emit_library_call_value_1): Don't force_operand for move
7109 2009-06-01 Olivier Hainque <hainque@adacore.com>
7110 Eric Botcazou <ebotcazou@adacore.com>
7112 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7113 to be processed as a bitfield for constructor output purposes.
7114 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7116 * varasm.c (oc_local_state): New type, output_constructor
7117 local state to support communication with helpers.
7118 (oc_outer_state): New type, output_constructor outer state of
7119 relevance in recursive calls.
7120 (output_constructor_array_range): New output_constructor helper,
7121 extracted code for an array range element.
7122 (output_constructor_regular_field): New output_constructor helper,
7123 extracted code for an element that is not a bitfield.
7124 (output_constructor_bitfield): New output_constructor helper,
7125 extracted code for a bitfield element. Accept an OUTER state
7126 argument for recursive processing. Recurse on record or array
7127 CONSTRUCTOR values, possibly past noop conversions.
7128 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7129 VALUE is a valid constant-valued expression for use in a static
7130 bit-field initializer.
7131 (output_constructor): Rework to use helpers. Accept and honor an
7132 OUTER state argument for recursive calls. Return total size. Be
7133 prepared for nested constructors initializing bitfields.
7134 (output_constant): Feed OUTER in calls to output_constructor.
7136 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7138 * calls.c (emit_library_call_value_1): Don't force_operand for move
7141 2009-06-01 Nick Clifton <nickc@redhat.com>
7143 * doc/invoke.texi (IA-64 Options): Fix typo.
7145 2009-06-01 Ira Rosen <irar@il.ibm.com>
7147 PR tree-optimization/39129
7148 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7150 (vect_do_peeling_for_loop_bound): Use
7151 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7152 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7153 (vect_loop_versioning): Likewise.
7154 (vect_create_cond_for_alias_checks): Fix indentation.
7155 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7157 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7158 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7159 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7160 "control flow in loop".
7161 (vect_estimate_min_profitable_iters): Use
7162 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7163 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7164 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7165 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7166 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7167 statement belongs to a group of strided accesses with the exact code
7169 (vectorizable_load): Likewise.
7170 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7171 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7173 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7175 * config/freebsd-stdint.h: New file.
7176 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7177 Add freebsd-stdint.h to tm_file.
7179 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7181 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7182 (thumb2_extendhidi2): Likewise.
7184 2009-05-31 Ian Lance Taylor <iant@google.com>
7186 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7188 2009-05-31 Ian Lance Taylor <iant@google.com>
7190 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7191 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7192 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7194 2009-05-31 Jason Merrill <jason@redhat.com>
7196 * tree-pretty-print.c (print_call_name): Take the callee, not the
7197 call itself. Make non-static. Use dump_function_name for functions.
7198 (dump_generic_node): Adjust.
7199 * diagnostic.h: Declare print_call_name.
7200 * gimple-pretty-print.c (dump_gimple_call): Use it.
7202 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7204 * config/sh/sh.md (ashldi3_std): New define_expand.
7207 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7210 * config/sh/sh.c: Include debug.h.
7211 (sh_expand_epilogue): Emit a blockage insn before the frame
7212 pointer adjustment also when dwarf2out_do_frame returns true.
7214 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7216 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7217 (thumb2_extendqidi2): New pattern.
7219 2009-05-31 Ira Rosen <irar@il.ibm.com>
7221 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7222 mark phis for renaming.
7223 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7224 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7225 Call mark_sym_for_renaming.
7226 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7227 * tree-vect-loop.c (vect_transform_loop): Remove
7228 vect_memsyms_to_rename initialization and a call to
7229 mark_set_for_renaming.
7231 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7234 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7235 frame related even if !set_cfa && style < 0.
7237 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7239 * config/i386/mingw-tls.c: New file.
7240 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7241 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7242 defining _WIN32 but not __CYGWIN__.
7244 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7246 * configure.ac: Add MPC support.
7248 * config.in, configure: Regenerate.
7250 2009-05-29 Richard Henderson <rth@redhat.com>
7252 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7253 NOTE_INSN_BASIC_BLOCK.
7254 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7255 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7256 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7258 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7260 (add_cfi): Disable check redefining cfa away from drap.
7261 (lookup_cfa_1): Add remember argument; handle remember/restore.
7262 (lookup_cfa): Pass remember argument.
7263 (cfa_remember): New.
7264 (compute_barrier_args_size_1): Remove sibcall check.
7265 (dwarf2out_frame_debug_def_cfa): New.
7266 (dwarf2out_frame_debug_adjust_cfa): New.
7267 (dwarf2out_frame_debug_cfa_offset): New.
7268 (dwarf2out_frame_debug_cfa_register): New.
7269 (dwarf2out_frame_debug_cfa_restore): New.
7270 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7271 (dwarf2out_begin_epilogue): New.
7272 (dwarf2out_frame_debug_restore_state): New.
7273 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7274 DW_CFA_restore_state.
7275 (output_cfi_directive): Likewise.
7276 (convert_cfa_to_fb_loc_list): Likewise.
7277 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7278 * dwarf2out.h: Update.
7279 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7280 (copy_insn_1): Early out for null.
7281 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7282 and dwarf2out_frame_debug_restore_state.
7283 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7284 (prologue_insn_hash, epilogue_insn_hash): New.
7285 (free_after_compilation): Adjust freeing accordingly.
7286 (record_insns): Create hash table if needed; push insns into
7287 hash instead of array.
7288 (maybe_copy_epilogue_insn): New.
7289 (contains): Search hash table instead of array.
7290 (sibcall_epilogue_contains): Remove.
7291 (thread_prologue_and_epilogue_insns): Split eh_return insns
7292 and mark them as epilogues.
7293 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7294 scanning in terms of basic blocks.
7295 * insn-notes.def (CFA_RESTORE_STATE): New.
7296 * jump.c (returnjump_p_1): Accept EH_RETURN.
7297 (eh_returnjump_p_1, eh_returnjump_p): New.
7298 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7299 CFA_REGISTER, CFA_RESTORE): New.
7300 * rtl.def (EH_RETURN): New.
7301 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7303 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7304 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7306 * config/i386/i386.c (gen_push): Update cfa state.
7307 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7308 add a CFA_ADJUST_CFA note.
7309 (ix86_dwarf_handle_frame_unspec): Remove.
7310 (ix86_expand_prologue): Update cfa state.
7311 (ix86_emit_restore_reg_using_pop): New.
7312 (ix86_emit_restore_regs_using_pop): New.
7313 (ix86_emit_leave): New.
7314 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7315 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7316 * config/i386/i386.h (struct machine_cfa_state): New.
7317 (ix86_cfa_state): New.
7318 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7319 (eh_return_internal): Merge from eh_return_<mode>,
7320 use eh_return rtx, split w/ epilogue.
7322 2009-05-29 Ian Lance Taylor <iant@google.com>
7324 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7326 * calls.c (emit_library_call_value_1): Likewise.
7328 * c-typeck.c (c_build_va_arg): New function.
7329 * c-tree.h (c_build_va_arg): Declare.
7330 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7331 instead of build_va_arg.
7333 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7335 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7336 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7337 (ptr_difference_cost): Use affine combinations to compute it.
7338 (difference_cost): Likewise.
7339 (get_computation_cost_at): Compute more accurate cost for addresses
7340 if the ratio is a multiplier allowed in addresses.
7341 For non-addresses, consider that an additional offset or symbol is
7344 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7346 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7347 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7349 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7350 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7351 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7353 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7354 to 1 for TYPE_SSE{IADD1,CVT1}.
7355 (prefix_vex_imm8): Removed.
7356 (length_vex): Only pass 1 as second argument to
7357 ix86_attr_length_vex_default if prefix_extra is 0.
7358 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7359 (length): For prefix vex computation use length_immediate
7360 attribute instead of prefix_vex_imm8.
7361 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7362 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7363 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7364 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7365 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7366 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7367 a space in between the operands.
7368 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7369 if one operand is 0xff and the other one si, di, bp or sp.
7370 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7371 other one si, di, bp or sp.
7372 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7373 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7374 type and mode attributes.
7375 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7376 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7377 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7378 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7379 prefix_data16 attribute iff MODE_DF.
7380 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7381 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7382 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7383 constm128_operand in length_immediate computation.
7384 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7385 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7386 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7387 length_immediate attribute to 1.
7388 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7389 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7390 for certain alternatives.
7391 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7392 prefix_data16 attribute if MODE_V1DF.
7393 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7394 length_immediate to 1.
7395 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7396 length_address to 4, set mode attribute to MODE_DI.
7397 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7398 (fxam<mode>2_i387): Set length attribute to 4.
7399 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7400 *prefetch_3dnow_rex): Override length_address attribute.
7401 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7403 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7404 (constm128_operand): Removed.
7405 * config/i386/i386.c (memory_address_length): For
7406 disp && !index && !base in 64-bit mode account for SIB byte if
7407 print_operand_address can't optimize disp32 into disp32(%rip)
7408 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7409 for fs: or gs: segment.
7410 (ix86_attr_length_immediate_default): When checking if shortform
7411 is possible, truncate immediate to the length of the non-shortened
7413 (ix86_attr_length_address_default): Ignore MEM_P operands
7415 (ix86_attr_length_vex_default): Only check for DImode on
7416 GENERAL_REG_P operands.
7417 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7418 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7419 (sse_cvttps2pi): Clear prefix_rep attribute.
7420 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7422 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7423 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7424 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7425 iff operand 2 is const_int_operand.
7426 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7427 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7428 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7430 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7432 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7433 prefix_data16 attribute for movlpd and movhpd instructions.
7434 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7435 length_immediate for shufpd instruction.
7436 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7437 (avx_cmpp<avxmodesuffixf2c><mode>3,
7438 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7439 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7440 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7441 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7442 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7443 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7444 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7445 prefix_data16 attribute for the first alternative to 1.
7446 (*avx_loadlps): Override length_immediate for the first alternative.
7447 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7448 attributes for second alternative.
7449 (*vec_concatv2sf_sse4_1): Override length_immediate and
7450 prefix_data16 attributes for second alternative.
7451 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7452 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7453 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7454 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7455 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7456 prefix_data16 and length_immediate to 1.
7457 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7459 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7460 prefix_extra attribute for variants that don't have 0f prefix alone.
7461 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7462 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7463 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7464 *sse4_1_pextrd): Set length_immediate to 1.
7465 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7466 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7468 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7469 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7470 length_immediate to 1 for second alternative.
7471 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7472 prefix_extra and length_immediate attributes for the first
7474 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7476 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7477 to 1 for the first and third alternative.
7478 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7480 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7482 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7484 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7485 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7486 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7487 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7488 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7489 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7490 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7491 ssse3_psign<mode>3): Override prefix_rex attribute.
7492 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7493 (ssse3_palignrti): Override length_immediate to 1.
7494 (ssse3_palignrdi): Override length_immediate to 1, override
7495 prefix_rex attribute.
7496 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7497 (sse4a_extrqi): Override length_immediate to 2.
7498 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7499 (sse4a_insertq): Override prefix_data16 to 0.
7500 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7501 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7502 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7503 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7504 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7505 and length_immediate to 1.
7506 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7507 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7508 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7509 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7510 and length_immediate to 1.
7511 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7512 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7513 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7514 avx_ptest256): Override prefix_extra to 1.
7515 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7516 Override prefix_data16 and length_immediate to 1.
7517 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7518 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7519 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7520 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7521 prefix_data16 to 0 and prefix_extra to 2.
7522 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7523 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7525 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7526 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7527 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7528 and prefix_extra to 2.
7529 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7530 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7531 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7532 avx_vpermilvar<mode>3,
7533 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7534 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7535 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7536 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7537 Override prefix_extra to 1.
7538 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7539 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7540 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7541 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7542 prefix_extra and length_immediate to 1.
7543 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7545 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7546 to 1 for the first alternative.
7547 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7548 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7550 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7551 *movv2sf_internal_avx, *movv2sf_internal): Override
7552 prefix_rep attribute for certain alternatives.
7553 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7554 attributes for certain alternatives.
7555 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7556 attributes for certain alternatives.
7557 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7558 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7559 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7560 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7561 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7562 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7563 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7564 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7565 length_immediate to 1 if operand 2 is const_int_operand.
7566 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7567 *vec_extractv2si_1): Set length_immediate attribute to 1.
7568 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7569 using old 3DNOW insn rather than SSE/3DNOW_A.
7570 (mmx_emms, mmx_femms): Clear modrm attribute.
7572 2009-05-29 Martin Jambor <mjambor@suse.cz>
7574 * tree-sra.c: New implementation of SRA.
7576 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7577 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7578 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7579 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7580 (SRA_MAX_STRUCTURE_COUNT): Removed.
7581 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7582 * doc/invoke.texi (sra-max-structure-size): Removed.
7583 (sra-field-structure-ratio): Removed.
7585 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7588 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7591 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7593 PR rtl-optimization/40101
7594 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7595 seqno. Adjust comment.
7596 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7597 inserting bookkeeping before a jump, the jump is not scheduled.
7598 When no positive seqno found, provide a value. Add comment.
7600 2009-05-29 Richard Guenther <rguenther@suse.de>
7602 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7603 short-cutting on the first component.
7605 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7608 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7609 for trees other than decls/types.
7611 2009-05-29 Richard Guenther <rguenther@suse.de>
7613 * tree-ssa-operands.c (get_expr_operands): Do not handle
7614 INDIRECT_REFs in the handled-component case. Remove
7615 unused get_ref_base_and_extent case.
7616 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7617 tree_low_cst and host_integerp where possible.
7618 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7619 codes for equivalence.
7620 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7622 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7624 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7625 to tmake_file for i[34567]86-*-cygwin*.
7627 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7630 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7631 (altivec_categorize_keyword, init_vector_keywords,
7632 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7635 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7637 * tree.c (handle_dll_attribute): Check if node is
7638 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7640 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7642 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7644 (thumb2_zero_extendqidi2): Likewise.
7646 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7648 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7649 instead of gen_movrt.
7650 * config/sh/sh.md (movrt): Remove.
7652 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7654 * doc/invoke.texi (IA-64 Options):
7655 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7656 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7657 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7658 -msched-prefer-non-control-spec-insns,
7659 -msched-stop-bits-after-every-cycle,
7660 -msched-count-spec-in-critical-path,
7661 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7662 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7663 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7664 and -msched-spec-verbose.
7666 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7668 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7669 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7671 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7673 2009-05-28 Richard Guenther <rguenther@suse.de>
7675 * tree-ssa-alias.c (ao_ref_init): New function.
7676 (ao_ref_base): Likewise.
7677 (ao_ref_base_alias_set): Likewise.
7678 (ao_ref_alias_set): Likewise.
7679 (refs_may_alias_p_1): Change signature.
7680 (refs_may_alias_p): Adjust.
7681 (refs_anti_dependent_p): Likewise.
7682 (refs_output_dependent_p): Likewise.
7683 (call_may_clobber_ref_p_1): Change signature.
7684 (call_may_clobber_ref_p): Adjust.
7685 (stmt_may_clobber_ref_p_1): New function split out from ...
7686 (stmt_may_clobber_ref_p): ... here.
7687 (maybe_skip_until): Adjust signature.
7688 (get_continuation_for_phi): Likewise.
7689 (walk_non_aliased_vuses): Likewise.
7690 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7691 (ao_ref_init): Declare.
7692 (ao_ref_base): Likewise.
7693 (ao_ref_alias_set): Likewise.
7694 (stmt_may_clobber_ref_p_1): Likewise.
7695 (walk_non_aliased_vuses): Adjust.
7696 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7697 (get_ref_from_reference_ops): remove.
7698 (vn_reference_lookup_2): Adjust signature.
7699 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7700 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7701 (vn_reference_lookup): Adjust.
7702 (vn_reference_insert): Likewise.
7703 (vn_reference_insert_pieces): Adjust signature.
7704 (visit_reference_op_call): Adjust.
7705 * tree-ssa-pre.c (get_expr_type): Simplify.
7706 (phi_translate_1): Adjust.
7707 (compute_avail): Likewise.
7708 (translate_vuse_through_block): Do not re-build trees.
7709 (value_dies_in_block_x): Likewise.
7710 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7712 (vn_reference_lookup_pieces): Adjust declaration.
7713 (vn_reference_insert_pieces): Likewise.
7715 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7717 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7718 with checking disabled.
7720 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7724 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7725 macro definition for support of three-operand format aligned
7726 .comm directive in assembler on cygwin/pe/mingw target OS.
7727 * configure: Regenerate.
7728 * config.h: Regenerate.
7730 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7731 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7732 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7734 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7735 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7737 2009-05-28 Ira Rosen <irar@il.ibm.com>
7739 PR tree-optimization/40254
7740 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7741 in analysis of basic blocks.
7743 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7746 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7747 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7748 (TARGET_INITIALIZER): Use it.
7749 * cse.c (CHEAPER): Move it up to the other macros.
7750 (insert): Rename this ...
7751 (insert_with_costs): ... to this. Add cost parameters. Update
7753 (insert): New function. Call insert_with_costs.
7754 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7755 find_reg_offset_for_const, try_const_anchors): New functions.
7756 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7757 when using a const-anchor. Call insert_const_anchors.
7758 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7759 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7761 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7763 * tree-inline.c (remap_decls): Enable nonlocalized variables
7764 when not optimizing.
7766 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7768 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7769 Simplify other tests involving optimize.
7771 2009-05-27 Tom Tromey <tromey@redhat.com>
7773 * unwind-dw2.c (_Unwind_DebugHook): New function.
7774 (uw_install_context): Call _Unwind_DebugHook.
7776 2009-05-27 Tom Tromey <tromey@redhat.com>
7778 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7780 2009-05-27 Ian Lance Taylor <iant@google.com>
7782 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7783 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7784 (ALL_LINKERFLAGS): Define.
7785 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7786 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7787 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7788 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7789 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7790 $(LINKER_FOR_BUILD).
7791 (build/gcov-iov$(build_exeext)): Likewise.
7793 2009-05-27 Julian Brown <julian@codesourcery.com>
7795 * gcse.c (target.h): Include.
7796 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7797 copy of argument to a pseudo register.
7799 2009-05-27 Diego Novillo <dnovillo@google.com>
7801 * tree-ssa-live.c (dump_scope_block): Document arguments.
7802 (dump_scope_blocks): Document.
7803 (debug_scope_blocks): New.
7804 * tree-flow.h (debug_scope_blocks): Declare.
7806 2009-05-21 Denis Chertykov <denisc@overta.ru>
7808 * doc/contrib.texi (Contributors): Add myself to the list.
7810 2009-05-27 Olivier Hainque <hainque@adacore.com>
7812 * expr.c (target_align): New function. Alignment the TARGET of an
7813 assignment may be assume to have.
7814 (highest_pow2_factor_for_target): Use it instead of relying on
7815 immediate tree attributes of TARGET, not necessarily honored when
7816 intermediate bitfields are involved.
7818 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7821 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7822 AVX, SSE4, AES, PCLMUL and POPCNT.
7824 2009-05-27 Diego Novillo <dnovillo@google.com>
7826 * tree-pretty-print.c (dump_location): New.
7827 (dump_generic_node): Call it.
7828 Factor code to handle BLOCK nodes ...
7829 (dump_block_node): ... here.
7831 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7833 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7835 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7837 * gcc-plugin.h: Include config.h and system.h.
7838 (IN_GCC): Define if not defined.
7840 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7843 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7846 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7848 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7850 * config/m32r/m32r.h: Ditto.
7851 * config/m32r/m32r.md: Ditto.
7852 * config/m32r/predicates.md: Ditto.
7854 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7856 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7858 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7861 (Loading plugins): typo.
7862 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7863 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7864 (Interacting with the GCC Garbage Collector): Added new section.
7865 (Giving information about a plugin): Added new section for
7867 * ggc.h (ggc_register_root_tab): Added declaration.
7868 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7869 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7870 (register_callback): Improved comment in declaration.
7871 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7872 (extra_root_vec) Added static variable for dynamic roots registration.
7873 (ggc_register_root_tab) Added new routine.
7874 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7875 PLUGIN_GGC_MARKING event.
7876 * ggc-zone.c: Include plugin.h.
7877 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7878 * ggc-page.c: Include plugin.h.
7879 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7880 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7881 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7882 (register_callback): check lack of callbacks for
7883 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7884 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7885 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7886 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7887 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7888 dependency on plugin.h.
7889 (plugin.o): Added dependency on ggc.h...
7891 2009-05-26 Richard Guenther <rguenther@suse.de>
7895 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7896 with mismatched comparison modes.
7898 * expr.c (expand_expr_real_1): Expand the operand of a
7899 VIEW_CONVERT_EXPR in its natural mode.
7901 2009-05-26 Ian Lance Taylor <iant@google.com>
7903 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7904 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7905 (ALL_COMPILERFLAGS): Define.
7906 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7907 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7908 (collect2$(exeext), collect2.o): Likewise.
7909 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7910 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7911 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7912 (libbackend.o, intl.o, cppdefault.o): Likewise.
7913 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7914 (build/%.o): Use $(COMPILER_FOR_BUILD).
7915 (build/gen%$(build_exeext)): Likewise.
7916 (build/gcov-iov$(build_exeext)): LIkewise.
7917 * config/t-darwin (darwin.o): Use $(COMPILER).
7918 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7919 * config/t-sol2 (sol2-c.o): Likewise.
7921 * config/t-vxworks (vxworks.o): Likewise.
7922 * config/x-darwin (host-darwin.o): Likewise.
7923 * config/x-hpux (host-hpux.o): Likewise.
7924 * config/x-linux (host-linux.o): Likewise.
7925 * config/x-solaris (host-solaris.o): Likewise.
7926 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7927 * config/arm/t-arm (arm-c.o): Likewise.
7928 * config/arm/t-pe (pe.o): Likewise.
7929 * config/arm/t-wince-pe (pe.o): Likewise.
7930 * config/i386/t-cygming (winnt.o): Likewise.
7931 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7932 * config/i386/t-cygwin (cygwin1.o): Likewise.
7933 (cygwin2.o): Likewise.
7934 * config/i386/t-i386 (i386-c.o): Likewise.
7935 * config/i386/t-interix (winnt.o): Likewise.
7936 * config/i386/t-netware (netware.o): Likewise.
7937 * config/i386/t-nwld (nwld.o): Likewise.
7938 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7939 * config/i386/x-i386 (driver-i386.o): Likewise.
7940 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7941 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7942 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7943 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7944 * config/mips/x-native (driver-native.o): Likewise.
7945 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7946 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7947 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7948 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7949 * config/score/t-score-elf (score7.o): Likewise.
7950 (score3.o): Likewise.
7951 * config/sh/t-sh (sh-c.o): Likewise.
7952 * config/sh/t-symbian (sh-c.o): Likewise.
7953 (symbian.o): Likewise.
7954 * config/spu/t-spu-elf (spu-c.o): Likewise.
7955 * config/v850/t-v850 (v850-c.o): Likewise.
7956 * config/v850/t-v850e (v850-c.o): Likewise.
7958 2009-05-26 Richard Guenther <rguenther@suse.de>
7960 PR tree-optimization/40122
7961 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
7962 VECTOR_CSTs if possible.
7963 (fold_gimple_assign): Likewise.
7965 2009-05-26 Richard Guenther <rguenther@suse.de>
7968 * fold-const.c (fold_binary): Use the correct types for building
7971 2009-05-26 Richard Guenther <rguenther@suse.de>
7973 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
7974 redundant calls to merge_alias_info.
7975 (bump_vector_ptr): Likewise.
7976 * tree-ssa-copy.c (merge_alias_info): Remove.
7977 (replace_exp_1): Remove call to merge_alias_info.
7978 (propagate_tree_value): Likewise.
7979 (fini_copy_prop): Propagate points-to info.
7980 * tree-flow.h (merge_alias_info): Remove.
7982 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
7984 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
7986 2009-05-25 Jan Hubicka <jh@suse.cz>
7988 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
7989 * cgraph.h (struct inline_summary): New filed self_wize,
7990 size_inlining_benefit, self_time and time_inlining_benefit.
7991 (struct cgraph_global_info): Replace insns by time ans size fields.
7992 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
7993 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
7994 (ipcp_update_callgraph): Do not touch function bodies.
7995 * ipa-inline.c: Include except.h
7996 (MAX_TIME): New constant.
7997 (overall_insns): Remove.
7999 (overall_size, max_benefit): New static variables.
8000 (cgraph_estimate_time_after_inlining): New function.
8001 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8002 (cgraph_clone_inlined_nodes): Update size.
8003 (cgraph_mark_inline_edge): Update size.
8004 (cgraph_estimate_growth): Use size info.
8005 (cgraph_check_inline_limits): Check size.
8006 (cgraph_default_inline_p): Likewise.
8007 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8008 (cgraph_decide_recursive_inlining): Check size.
8009 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8011 (cgraph_decide_inlining): Likewise.
8012 (cgraph_decide_inlining_incrementally): Likewise; honor
8013 PARAM_EARLY_INLINING_INSNS.
8014 (likely_eliminated_by_inlining_p): New predicate.
8015 (estimate_function_body_sizes): New function.
8016 (compute_inline_parameters): Use it.
8017 * except.c (must_not_throw_labels): New function.
8018 * except.h (must_not_throw_labels): Declare.
8019 * tree-inline.c (init_inline_once): Kill inlining_weigths
8020 * tree-ssa-structalias.c: Avoid uninitialized warning.
8021 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8022 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8023 (PARAM_INLINE_CALL_COST): Remove.
8024 (PARAM_EARLY_INLINING_INSNS): New.
8026 2009-05-25 Richard Guenther <rguenther@suse.de>
8028 PR tree-optimization/36327
8029 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8030 callback for reference translation or lookup at the point of may-defs.
8031 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8032 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8033 for union COMPONENT_REFs.
8034 (vn_reference_lookup_3): New callback. Lookup from memset
8035 and CONSTRUCTOR assignment, translate through struct copies.
8036 (vn_reference_lookup_pieces): Make sure to not free the
8037 passed operands array. Adjust walk_non_aliased_vuses call.
8038 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8039 make sure we do not leak memory.
8041 2009-05-25 Richard Guenther <rguenther@suse.de>
8043 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8044 * tree-inline.c (expand_call_inline): Reset the escaped and
8046 * tree-ssa-structalias.c (pass_build_ealias): New.
8047 * tree-pass.h (pass_build_ealias): Declare.
8048 * passes.c (init_optimization_passes): Add PTA during
8049 early optimizations.
8050 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8051 and CALLUSED solutions.
8052 (dump_points_to_solution): New function, split out from ...
8053 (dump_points_to_info_for): ... here.
8054 * tree-parloops.c (parallelize_loops): Reset the escaped and
8057 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8060 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8061 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8063 2009-05-25 Ira Rosen <irar@il.ibm.com>
8065 PR tree-optimization/40238
8066 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8067 statements after basic block's labels.
8068 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8069 to free the allocated memory.
8071 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8073 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8074 return address with a USE.
8076 2009-05-24 Richard Guenther <rguenther@suse.de>
8079 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8080 array type from the main variant of the inner type.
8082 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8084 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8085 definition to bool (from int) to un-break build.
8086 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8088 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8090 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8091 discard_stmt_changes): Delete.
8092 * tree-ssa-operands.c (scb_stack): Delete.
8093 (init_ssa_operands): Do not initialize it.
8094 (fini_ssa_operands): Do not free it.
8095 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8097 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8098 update_stmt, remove the others. Fix comments.
8099 * tree-dfa.c (optimize_stack_restore): Likewise.
8100 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8101 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8102 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8103 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8105 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8106 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8107 (dom_opt_finalize_block): Likewise, adjusting access to
8109 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8110 (stmts_to_rescan): Change item type to gimple.
8111 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8113 2009-05-24 Ira Rosen <irar@il.ibm.com>
8115 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8116 * tree-pass.h (pass_slp_vectorize): New pass.
8117 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8118 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8119 * tree-vectorizer.c (timevar.h): Include.
8120 (user_vect_verbosity_level): Declare.
8121 (vect_location): Fix comment.
8122 (vect_set_verbosity_level): Update user_vect_verbosity_level
8123 instead of vect_verbosity_level.
8124 (vect_set_dump_settings): Add an argument. Ignore user defined
8125 verbosity if dump flags require higher level of verbosity. Print to
8126 stderr only for loop vectorization.
8127 (vectorize_loops): Update call to vect_set_dump_settings.
8128 (execute_vect_slp): New function.
8129 (gate_vect_slp): Likewise.
8130 (struct gimple_opt_pass pass_slp_vectorize): New.
8131 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8133 (vec_info_for_bb): New function.
8134 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8135 (VECTORIZATION_ENABLED): New macro.
8136 (SLP_ENABLED, SLP_DISABLED): Likewise.
8137 (vect_is_simple_use): Add bb_vec_info argument.
8138 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8139 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8140 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8141 vect_schedule_slp, vect_analyze_slp): Likewise.
8142 (vect_analyze_stmt): Add slp_tree argument.
8143 (find_bb_location): Declare.
8144 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8145 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8146 (vect_analyze_loop_operations, vect_analyze_loop,
8147 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8148 vect_finalize_reduction, vectorizable_reduction,
8149 vectorizable_live_operation, vect_transform_loop): Likewise.
8150 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8151 skip evolution analysis if analyzing a basic block.
8152 (dr_analyze_indices): Likewise.
8153 (initialize_data_dependence_relation): Skip the test whether the
8154 object is invariant for basic blocks.
8155 (compute_all_dependences): Skip dependence analysis for data
8156 references in basic blocks.
8157 (find_data_references_in_stmt): Don't fail in case of invariant
8158 access in basic block.
8159 (find_data_references_in_bb): New function.
8160 (find_data_references_in_loop): Move code to
8161 find_data_references_in_bb and add a call to it.
8162 (compute_data_dependences_for_bb): New function.
8163 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8164 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8166 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8167 unknown dependence in basic block and fail in case of dependence in
8169 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8170 dependence instances from either loop or basic block vectorization
8172 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8173 before calling nested_in_vect_loop_p.
8174 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8175 dependence instances from either loop or basic block vectorization
8177 (vect_verify_datarefs_alignment): Likewise.
8178 (vect_enhance_data_refs_alignment): Adjust function calls.
8179 (vect_analyze_data_refs_alignment): Likewise.
8180 (vect_analyze_group_access): Fix printing. Skip different checks if
8181 DR_STEP is 0. Keep strided stores either in loop or basic block
8182 vectorization data structure. Fix indentation.
8183 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8185 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8186 dependence instances from either loop or basic block vectorization
8188 (vect_analyze_data_refs): Update comment. Call
8189 compute_data_dependences_for_bb to analyze basic blocks.
8190 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8191 case of loop vectorization. In case of basic block vectorization use
8192 data-ref itself as a base.
8193 (vect_create_data_ref_ptr): In case of basic block vectorization:
8194 don't advance the pointer, add new statements before the current
8195 statement. Adjust function calls.
8196 (vect_supportable_dr_alignment): Support only aligned accesses in
8197 basic block vectorization.
8198 * common.opt (ftree-slp-vectorize): New flag.
8199 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8200 (vect_pattern_recog_1): Likewise.
8201 * tree-vect-stmts.c (process_use): Likewise.
8202 (vect_init_vector): Add new statements in the beginning of the basic
8203 block in case of basic block SLP.
8204 (vect_get_vec_def_for_operand): Adjust function calls.
8205 (vect_finish_stmt_generation): Likewise.
8206 (vectorizable_call): Add assert that it is loop vectorization, adjust
8208 (vectorizable_conversion, vectorizable_assignment): Likewise.
8209 (vectorizable_operation): In case of basic block SLP, take
8210 vectorization factor from statement's type and skip the relevance
8211 check. Adjust function calls.
8212 (vectorizable_type_demotion): Add assert that it is loop
8213 vectorization, adjust function calls.
8214 (vectorizable_type_promotion): Likewise.
8215 (vectorizable_store): Check for outer loop only in case of loop
8216 vectorization. Adjust function calls. For basic blocks, skip the
8217 relevance check and don't advance pointers.
8218 (vectorizable_load): Likewise.
8219 (vectorizable_condition): Add assert that it is loop vectorization,
8220 adjust function calls.
8221 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8222 that it is not reduction, get vector type, call only supported
8223 functions, skip loop specific parts.
8224 (vect_transform_stmt): Check for outer loop only in case of loop
8226 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8227 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8228 for external definition.
8229 * passes.c (pass_slp_vectorize): New pass.
8230 * tree-vect-slp.c (find_bb_location): New function.
8231 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8232 check for patterns only in loops.
8233 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8234 case of multiple types in basic block SLP.
8235 (vect_mark_slp_stmts_relevant): New function.
8236 (vect_supported_load_permutation_p): Fix comment.
8237 (vect_analyze_slp_instance): Add argument. In case of basic block
8238 SLP, take vectorization factor from statement's type, check that
8239 unrolling factor is 1. Adjust function call. Save SLP instance in
8240 either loop or basic block vectorization structure. Return FALSE,
8242 (vect_analyze_slp): Add argument. Get strided stores groups from
8243 either loop or basic block vectorization structure. Return FALSE
8244 if basic block SLP failed.
8245 (new_bb_vec_info): New function.
8246 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8247 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8248 (vect_schedule_slp): Add argument. Get SLP instances from either
8249 loop or basic block vectorization structure. Set vectorization factor
8250 to be 1 for basic block SLP.
8251 (vect_slp_transform_bb): New function.
8252 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8254 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8256 * final.c (shorten_branches): Do not align labels for jump tables.
8257 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8259 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8261 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8262 Remove outdated reference to flow.c and fix nits.
8263 * doc/gccint.texi: Tweak RTL description.
8264 * doc/rtl.texi: Likewise.
8266 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8268 * config/avr/avr.c: Change my email address.
8269 * config/avr/avr.h: Likewise.
8270 * config/avr/avr.md: Likewise.
8271 * config/avr/avr-protos.h: Likewise.
8272 * config/avr/libgcc.S: Likewise.
8274 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8276 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8277 (spu_split_load, spu_split_store): Change return type to int.
8278 (spu_split_convert): Declare.
8279 * config/spu/predicates.md (spu_mem_operand): Remove.
8280 (spu_mov_operand): Update.
8281 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8282 * config/spu/spu.c (regno_aligned_for_load): Remove.
8283 (reg_aligned_for_addr, spu_expand_load): Define.
8284 (spu_expand_extv): Reimplement and handle MEM.
8285 (spu_expand_insv): Handle MEM.
8286 (spu_sched_reorder): Handle insn's with length 0.
8287 (spu_legitimate_address_p): Reimplement.
8288 (store_with_one_insn_p): Return TRUE for any mode with size
8289 larger than 16 bytes.
8290 (address_needs_split): Define.
8291 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8293 (spu_convert_move): Define.
8294 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8295 (spu_split_store): Change all MEM's to TImode.
8296 (spu_init_expanders): Preallocate registers that correspond to
8297 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8299 (spu_split_convert): Define.
8300 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8301 (_move<mode>, _movdi, _movti): Update predicate and condition.
8302 (load, store): Change to define_split.
8303 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8305 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8306 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8307 define_insn_and_split of lshr<mode>3.
8308 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8309 (<v>ashr<mode>3_imm): Define.
8310 (extv, extzv, insv): Allow MEM operands.
8311 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8312 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8313 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8314 (_spu_convert2): Change to define_insn_and_split and remove the
8315 corresponding define_peephole2.
8316 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8317 Change predicates to memory_operand.
8319 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8321 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8323 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8325 PR tree-optimization/40219
8326 * tree.c (iterative_hash_expr): Make sure the builtin function is
8327 a normal builtin function and not a front end or back end builtin
8328 before indexing into the built_in_decls array.
8330 2009-05-22 Richard Guenther <rguenther@suse.de>
8333 * alias.c (write_dependence_p): Do not use TBAA for answering
8334 anti-dependence or output-dependence.
8335 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8336 (emit_pointer_definition): Remove.
8337 (emit_alias_warning): Likewise.
8338 (find_what_var_points_to): Remove TBAA pruning code.
8339 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8341 (compute_points_to_sets): Remove code computing the set of
8342 dereferenced pointers.
8343 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8344 oracle for querying anti and output dependencies.
8345 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8346 if TBAA may be applied.
8347 (refs_anti_dependent_p): New function.
8348 (refs_output_dependent_p): Likewise.
8349 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8350 (refs_output_dependent_p): Likewise.
8351 * doc/tree-ssa.texi (Memory model): New section.
8352 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8353 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8354 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8355 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8356 * expr.c (expand_expr_real_1): Likewise.
8357 * gimple-low.c (lower_stmt): Likewise.
8358 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8359 (dump_gimple_cdt): Remove.
8360 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8361 (gimple_size): Likewise.
8362 (walk_gimple_op): Likewise.
8363 (is_gimple_stmt): Likewise.
8364 (walk_stmt_load_store_addr_ops): Likewise.
8365 (gimple_build_cdt): Remove.
8366 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8367 * gimple.h (gimple_cdt_new_type): Remove.
8368 (gimple_cdt_new_type_ptr): Likewise.
8369 (gimple_cdt_set_new_type): Likewise.
8370 (gimple_cdt_location): Likewise.
8371 (gimple_cdt_location_ptr): Likewise.
8372 (gimple_cdt_set_location): Likewise.
8373 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8374 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8375 GIMPLE_CHANGE_DYNAMIC_TYPE.
8376 (verify_types_in_gimple_stmt): Likewise.
8377 * tree-inline.c (estimate_num_insns): Likewise.
8378 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8379 (copy_decl_to_var): Likewise.
8380 (copy_result_decl_to_var): Likewise.
8381 * tree-pretty-print.c (dump_generic_node): Do not handle
8382 CHANGE_DYNAMIC_TYPE_EXPR.
8383 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8384 * tree-ssa-operands.c (get_expr_operands): Likewise.
8385 * tree-ssa-structalias.c (struct variable_info): Remove
8386 no_tbaa_pruning member.
8387 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8388 (unify_nodes): Do not copy it.
8389 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8390 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8391 (set_uids_in_ptset): Do not check it.
8392 (find_what_var_points_to): Likewise.
8393 (compute_tbaa_pruning): Remove.
8394 (compute_points_to_sets): Do not call it.
8395 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8396 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8397 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8398 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8399 (DECL_NO_TBAA_P): Likewise.
8400 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8401 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8402 (expand_omp_atomic_pipeline): Do not set it.
8403 * print-tree.c (print_node): Do not dump it.
8404 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8407 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8410 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8413 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8415 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8418 2009-05-22 Ben Elliston <bje@au.ibm.com>
8420 * Makefile.in (bversion.h, s-bversion): New targets.
8421 (TOPLEV_H): Add bversion.h.
8422 * toplev.h: Include "bversion.h".
8423 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8424 the __format__ attribute only if compiling with the same version
8425 of GCC as the sources (the "build version").
8427 2009-05-22 Ben Elliston <bje@au.ibm.com>
8429 * c-format.c (handle_format_attribute): Fix comment typo.
8431 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8434 * config/ia64/ia64.opt (mfused-madd): New.
8435 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8436 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8437 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8438 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8439 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8440 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8441 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8442 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8443 instruction if !TARGET_FUSED_MADD.
8444 (fpma, fpms): Remove colon from name.
8446 2009-05-22 Richard Guenther <rguenther@suse.de>
8448 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8449 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8450 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8452 (create_expression_by_pieces): Only convert if necessary.
8453 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8454 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8456 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8458 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8459 regular pattern from a template and rename it ...
8460 (*extzv_truncsi_exts): ... to this.
8462 2009-05-21 Richard Guenther <rguenther@suse.de>
8464 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8465 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8466 (cgraph_default_inline_p): Likewise.
8467 (cgraph_decide_inlining_incrementally): Likewise.
8469 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8470 Uros Bizjak <ubizjak@gmail.com>
8472 * config/i386/cpuid.h (bit_MOVBE): New.
8474 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8476 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8477 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8478 (ix86_handle_option): Handle OPT_mmovbe.
8479 (ix86_target_string): Add -mmovbe.
8480 (pta_flags): Add PTA_MOVBE.
8481 (processor_alias_table): Add PTA_MOVBE to "atom".
8482 (override_options): Handle PTA_MOVBE.
8484 * config/i386/i386.h (TARGET_MOVBE): New.
8486 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8487 (*bswapsi_movbe): New.
8488 (*bswapdi_movbe): Likewise.
8489 (bswapdi2): Renamed to ...
8491 (bswapdi2): New expander.
8493 * config/i386/i386.opt (mmovbe): New.
8495 * doc/invoke.texi: Document -mmovbe.
8497 2009-05-21 Taras Glek <tglek@mozilla.com>
8499 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8500 * gcc-plugin.h (plugin_init): Updated signature.
8501 * gcc-plugin.h (plugin_name_args): Moved to this header.
8502 * doc/plugins.texi (plugin_init): Updated documention to reflect
8504 * doc/plugins.texi (plugin_name_args): Added to documention.
8506 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8508 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8509 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8511 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8513 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8514 JUMP_TABLE_DATA_P predicates where applicable.
8515 * config/i386/predicates.md: Ditto.
8516 * config/i386/sse.md: Ditto.
8518 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8520 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8521 operand2 -128 override length_immediate attribute to 1.
8522 * config/i386/predicates.md (constm128_operand): New predicate.
8524 * config/i386/i386.c (memory_address_length): Handle %r12
8525 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8527 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8528 mode look through optional ZERO_EXTEND and SUBREG.
8529 * config/i386/i386.md (R12_REG): New define_constant.
8530 (prefix_data16): For sse unit set also for MODE_TI insns.
8531 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8532 insns set if operand 1 is ext_QIreg_operand.
8533 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8534 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8536 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8537 mode from MODE_DI to MODE_SI.
8538 (movdi_1_rex64): Override modrm and length_immediate attributes
8539 only for movabs (TYPE_IMOV, alternative 2).
8540 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8541 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8542 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8543 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8544 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8545 prefix_rex attribute if DImode.
8546 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8547 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8548 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8549 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8550 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8551 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8552 Likewise. For TYPE_IMOV clear length_immediate attribute.
8553 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8554 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8555 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8556 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8557 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8558 or one operand TYPE_ISHIFT.
8559 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8560 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8561 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8562 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8563 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8564 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8565 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8566 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8567 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8568 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8569 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8570 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8571 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8572 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8573 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8574 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8575 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8576 set mode attribute, don't override length attribute.
8577 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8579 (return_internal_long): Set length attribute to 2 instead of 1.
8580 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8581 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8582 prefix_rex attribute.
8583 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8585 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8587 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8589 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8591 2009-05-20 Ian Lance Taylor <iant@google.com>
8593 * tree.c (build_tree_list_vec_stat): New function.
8594 (ctor_to_vec): New function.
8595 (build_nt_call_vec): New function.
8596 (build_call_array): Change args to be a const pointer.
8597 (build_call_vec): New function.
8598 * tree.h (build_nt_call_vec): Declare.
8599 (build_tree_list_vec_stat): Declare.
8600 (build_tree_list_vec): Define.
8601 (build_call_array): Update declaration.
8602 (build_call_vec): Declare.
8603 (ctor_to_vec): Declare.
8604 * c-common.c (tree_vector_cache): New static variable.
8605 (make_tree_vector): New function.
8606 (release_tree_vector): New function.
8607 (make_tree_vector_single): New function.
8608 (make_tree_vector_copy): New function.
8609 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8610 (make_tree_vector_single, make_tree_vector_copy): Declare.
8611 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8612 (c_parser_expr_list): Don't manage cache here, instead call
8614 (c_parser_release_expr_list): Remove static function.
8615 (c_parser_vec_to_tree_list): Remove static function.
8616 (c_parser_attributes): Call build_tree_list_vec instead of
8617 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8618 c_parser_release_expr_list.
8619 (c_parser_postfix_expression_after_primary): Likewise.
8620 (c_parser_objc_keywordexpr): Likewise.
8622 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8624 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8625 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8626 TARGET_CONVERT_TO_TYPE.
8627 * hooks.c (hook_tree_const_tree_null): Define.
8628 * hooks.h (hook_tree_const_tree_null): Declare.
8629 * target.h (struct gcc_target): Add invalid_parameter_type,
8630 invalid_return_type, promoted_type, and convert_to_type fields.
8631 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8632 (TARGET_INVALID_RETURN_TYPE): Define.
8633 (TARGET_PROMOTED_TYPE): Define.
8634 (TARGET_CONVERT_TO_TYPE): Define.
8635 (TARGET_INITIALIZER): Update for new fields.
8636 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8637 (grokparms): Check targetm.invalid_parameter_type.
8638 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8639 * c-convert.c (convert): Check targetm.convert_to_type.
8641 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8643 * config/mips/mips.md (*extenddi_truncate<mode>,
8644 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8646 (*extendhi_truncateqi): New define_insn_and_sptit.
8648 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8651 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8652 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8654 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8656 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8657 the operand of VIEW_CONVERT_EXPR.
8659 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8661 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8662 extended family and model for Intel processors. Support Intel Atom.
8664 2009-05-20 Olivier Hainque <hainque@adacore.com>
8666 * gstab.h (stab_code_type): Define, to be used instead of the
8667 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8669 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8670 occurrences by stab_code_type.
8671 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8673 2009-05-20 Martin Jambor <mjambor@suse.cz>
8675 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8676 (sra_insert_before): Likewise.
8677 (sra_insert_after): Likewise.
8678 (sra_init_cache): Likewise.
8679 (sra_type_can_be_decomposed_p): Likewise.
8680 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8681 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8682 (sra_insert_before): Likewise.
8683 (sra_insert_after): Likewise.
8684 (sra_init_cache): Likewise.
8685 (insert_edge_copies_seq): Made static and moved upwards.
8687 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8690 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8692 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8693 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8696 2009-05-20 Richard Guenther <rguenther@suse.de>
8698 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8699 with mismatched comparison modes.
8701 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8703 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8704 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8705 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8706 with shifts for Thumb2.
8707 (orsi_notsi): New for orn.
8708 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8709 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8710 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8711 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8712 Don't invert remainder for IOR.
8714 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8716 PR tree-optimization/40087
8717 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8718 number_of_iterations_ne): Rename never_infinite argument.
8719 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8720 number_of_iterations_le): Handle pointer-type ivs when
8721 exit_must_be_taken is false.
8722 (number_of_iterations_cond): Do not always assume that
8723 exit_must_be_taken if the control variable is a pointer.
8725 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8727 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8728 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8730 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8732 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8733 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8735 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8738 * c.opt (Wlogical-op): Disabled by default.
8739 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8741 * doc/invoke.texi (Wlogical-op): Likewise.
8743 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8745 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8747 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8748 Propagate the type of the first operand.
8749 <ASSERT_EXPR>: Simplify.
8750 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8751 Rewrite using the RHS code as discriminant.
8752 <NOP_EXPR>: Turn into CASE_CONVERT.
8753 <PLUS_EXPR>: Propagate the type of the first operand.
8755 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8757 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8758 (ia64_dconst_0_375): New.
8759 * config/ia64/ia64.c (ia64_override_options): Remove
8760 -minline-sqrt-min-latency warning.
8761 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8762 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8763 * config/ia64/ia64.md (*sqrt_approx): Remove.
8764 (sqrtsf2): Remove #if 0.
8765 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8766 (sqrtdf): Remove assert.
8767 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8768 (sqrtxf2): Remove #if 0.
8769 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8770 * div.md (sqrt_approx_rf): New.
8771 (sqrtsf2_internal_thr): New implementation.
8772 (sqrtsf2_internal_lat): New.
8773 (sqrtdf2_internal_thr: New implementation.
8774 (sqrtxf2_internal): New implementation.
8776 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8777 Hans-Peter Nilsson <hp@axis.com>
8779 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8780 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8781 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8782 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8783 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8784 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8785 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8786 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8787 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8788 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8789 * c-common.c: ...from here.
8791 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8793 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8795 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8797 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8799 2009-05-19 Ben Elliston <bje@au.ibm.com>
8801 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8802 assignments with memcpy calls.
8803 (add_fdes): Likewise.
8804 (binary_search_unencoded_fdes): Likewise.
8805 (linear_search_fdes): Eliminate type puns.
8807 2009-05-19 Richard Guenther <rguenther@suse.de>
8809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8810 not falsely claim to have propagated into all uses.
8812 2009-05-19 Ben Elliston <bje@au.ibm.com>
8814 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8817 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8819 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8820 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8821 (TARGET_LEGITIMATE_ADDRESS_P): New.
8822 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8823 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8825 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8828 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8829 child of the containing namespace's DIE.
8831 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8833 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8834 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8835 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8838 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8841 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8842 gen_align with gen_pad.
8843 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8844 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8846 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8847 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8849 * config/i386/i386.md (align): Renamed to ...
8850 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8851 ASM_OUTPUT_MAX_SKIP_PAD.
8853 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8855 * config.gcc: Fix variable syntax.
8858 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8859 before calling exact_log2.
8860 (output_iorsi3): Likewise.
8861 (output_xorsi3): Likewise.
8863 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8865 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8866 for the none zero constant operand except for EQ and NE
8867 comprisons even when the first operand is R0.
8869 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8871 * config/s390/2064.md: Remove trailing whitespaces.
8872 * config/s390/2084.md: Likewise.
8873 * config/s390/constraints.md: Likewise.
8874 * config/s390/fixdfdi.h: Likewise.
8875 * config/s390/libgcc-glibc.ver: Likewise.
8876 * config/s390/s390-modes.def: Likewise.
8877 * config/s390/s390-protos.h: Likewise.
8878 * config/s390/s390.c: Likewise.
8879 * config/s390/s390.h: Likewise.
8880 * config/s390/s390.md: Likewise.
8881 * config/s390/tpf-unwind.h: Likewise.
8883 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8885 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8887 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8890 * configure.ac (m68k-*-*): Check if binutils support TLS.
8891 * configure: Regenerate.
8892 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8893 * config/m68k/constraints.md (Cu): New constraint.
8894 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8895 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8896 (movsi): Handle TLS symbols.
8897 (addsi3_5200): Handle XTLS symbols, indent.
8898 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8899 (m68k_tls_reference_p): Declare.
8900 (m68k_legitimize_address): Declare.
8901 (m68k_unwrap_symbol): Declare.
8902 * config/m68k/m68k.opt (mxtls): New option.
8903 * config/m68k/m68k.c (ggc.h): Include.
8904 (m68k_output_dwarf_dtprel): Implement hook.
8905 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8906 (m68k_expand_prologue): Load GOT pointer when function needs it.
8907 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8908 (m68k_legitimate_constant_address_p): Same.
8909 (m68k_decompose_address): Handle TLS references.
8910 (m68k_get_gp): New static function.
8911 (enum m68k_reloc): New contants.
8912 (TLS_RELOC_P): New macro.
8913 (m68k_wrap_symbol): New static function.
8914 (m68k_unwrap_symbol): New function.
8915 (m68k_final_prescan_insn_1): New static function.
8916 (m68k_final_prescan_insn): New function.
8917 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8919 (legitimize_pic_address): Handle TLS references..
8920 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8921 (m68k_libcall_value_in_a0_p)
8922 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8923 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8924 (m68k_legitimize_tls_address): Handle TLS references.
8925 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8927 (m68k_legitimize_address): Handle TLS symbols.
8928 (m68k_get_reloc_decoration): New static function.
8929 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8931 (m68k_output_dwarf_dtprel): Implement hook.
8932 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8933 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8934 m68k_call_* routines.
8935 (sched_attr_op_type): Handle TLS symbols.
8936 (gt-m68k.h): Include.
8937 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8938 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8940 2009-05-18 Martin Jambor <mjambor@suse.cz>
8942 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8943 (visit_store_addr_for_mod_analysis): New function.
8944 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8945 (determine_cst_member_ptr): Use gimple_assign_single_p.
8946 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8947 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8948 operands. Don't check number of operands of a NOP_EXPR.
8950 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8952 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8954 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
8957 * c-common.c (warn_logical_operator): Don't warn if one of
8958 expression isn't always true or false.
8960 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
8962 * config/i386/biarch32.h: New file.
8963 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
8965 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
8967 * config/mips/mips.md (*zero_extend<mode>_trunchi,
8968 *zero_extend<mode>_truncqi): Merge these into ...
8969 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
8970 Name the pattern following this as *zero_extendhi_truncqi.
8972 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
8975 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
8976 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
8977 (output_info): Make field HOST_WIDEST_INT.
8978 (print_statistics): Use HOST_WIDEST_INT_PRINT.
8979 (dump_bitmat_statistics): Same.
8981 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
8983 * config.gcc (use_gcc_stdint): Set to wrap.
8984 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
8985 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
8986 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
8987 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
8988 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
8989 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
8990 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
8991 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
8993 2009-05-16 Joseph Myers <joseph@codesourcery.com>
8995 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
8997 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
8998 Move definitions earlier.
8999 (OPT_ARCH64, OPT_ARCH32): Define.
9000 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9003 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9006 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9009 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9011 * arm.md (movdi2): Copy non-reg values to DImode registers.
9013 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9016 * final.c (label_to_max_skip): New function.
9017 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9018 CODE_LABEL_NUMBER <= max_labelno.
9019 * output.h (label_to_max_skip): New prototype.
9020 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9021 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9022 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9023 Handle CODE_LABELs with >= 16 byte alignment or with
9024 max_skip == (1 << align) - 1.
9025 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9026 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9029 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9030 .p2align 3 if MAX_SKIP is smaller than 7.
9031 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9033 2009-05-15 Ian Lance Taylor <iant@google.com>
9035 * alias.c (struct alias_set_entry_d): Rename from struct
9036 alias_set_entry. Change all uses.
9037 * except.c (struct call_site_record_d): Rename from struct
9038 call_site_record. Change all uses.
9039 * except.h (struct eh_region_d): Rename from struct eh_region.
9041 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9043 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9044 ivtype_map_elt. Change all uses.
9045 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9047 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9048 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9050 (struct sese_d): Rename from struct sese. Change all uses.
9051 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9052 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9053 * optabs.h (struct optab_d): Rename from struct optab. Change all
9055 (struct convert_optab_d): Rename from struct convert_optab.
9057 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9058 ipa_opt_pass. Change all uses.
9059 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9062 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9063 defined as a typedef.
9064 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9067 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9070 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9072 (merge_ranges): Returns bool.
9073 * tree.h (make_range): .. to here.
9074 (build_range_check): Likewise.
9075 (merge_ranges): Likewise. Renamed from merge_ranges.
9076 * c-typeck.c (parser_build_binary_op): Update calls to
9077 warn_logical_operator.
9078 * c-common.c (warn_logical_operator): Add new warning.
9079 * c-common.h (warn_logical_operator): Update declaration.
9081 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9083 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9085 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9087 * doc/install.texi: Document MPC requirements, flags etc.
9089 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9090 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9091 Evaluate constant arguments.
9092 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9093 (fold_builtin_1): Likewise, also evaluate constant arguments.
9094 Remove superfluous break.
9095 (do_mpc_ckconv): New.
9096 * real.h: Include mpc.h.
9097 * toplev.c (print_version): Output MPC version info if available.
9099 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9101 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9103 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9105 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9108 2009-05-15 Jan Hubicka <jh@suse.cz>
9110 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9111 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9112 (try_inline): Fix return value.
9113 (cgraph_decide_inlining_incrementally): Honor new value.
9114 (cgraph_early_inlining): Handle indirect inlining.
9115 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9117 2009-05-15 Jan Hubicka <jh@suse.cz>
9119 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9120 * cgraphunit.c (cgraph_finalize_function): Set it.
9121 (cgraph_expand_function): Use it.
9123 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9125 * real.c (encode_ieee_half): Define.
9126 (decode_ieee_half): Define.
9127 (ieee_half_format): Define.
9128 (arm_half_format): Define.
9129 * real.h (ieee_half_format): Declare.
9130 (arm_half_format): Declare.
9132 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9134 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9135 swapped, and reversed optabs exist before trying to use them.
9137 2009-05-15 Paul Brook <paul@codesourcery.com>
9138 Sandra Loosemore <sandra@codesourcery.com>
9140 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9141 loads. Allow PRE_DEC.
9142 (output_move_neon): Handle PRE_DEC.
9143 (arm_print_operand): Add 'A' for neon structure loads.
9144 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9145 * config/arm/neon.md (neon_mov): Update comment.
9146 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9148 (Um): New constraint.
9150 2009-05-15 Jan Hubicka <jh@suse.cz>
9152 Revert the following patch until testsuite fallout is fixed:
9153 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9154 * cgraph.h (struct inline_summary): New filed self_wize,
9155 size_inlining_benefit, self_time and time_inlining_benefit.
9156 (struct cgraph_global_info): Replace insns by time ans size fields.
9157 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9158 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9159 (ipcp_update_callgraph): Do not touch function bodies.
9160 * ipa-inline.c: Include except.h
9161 (MAX_TIME): New constant.
9162 (overall_insns): Remove
9163 (overall_size, max_benefit): New static variables.
9164 (cgraph_estimate_time_after_inlining): New function.
9165 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9166 (cgraph_clone_inlined_nodes): Update size.
9167 (cgraph_mark_inline_edge): Update size.
9168 (cgraph_estimate_growth): Use size info.
9169 (cgraph_check_inline_limits): Check size.
9170 (cgraph_default_inline_p): Likewise.
9171 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9172 (cgraph_decide_recursive_inlining): Check size.
9173 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9175 (cgraph_decide_inlining): Likewise.
9176 (cgraph_decide_inlining_incrementally): Likewise; honor
9177 PARAM_EARLY_INLINING_INSNS.
9178 (likely_eliminated_by_inlining_p): New predicate.
9179 (estimate_function_body_sizes): New function.
9180 (compute_inline_parameters): Use it.
9181 * except.c (must_not_throw_labels): New function.
9182 * except.h (must_not_throw_labels): Declare.
9183 * tree-inline.c (init_inline_once): Kill inlining_weigths
9184 * tree-ssa-structalias.c: Avoid uninitialized warning.
9185 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9186 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9187 (PARAM_INLINE_CALL_COST): Remove.
9188 (PARAM_EARLY_INLINING_INSNS): New.
9190 2009-05-15 Richard Guenther <rguenther@suse.de>
9192 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9193 not TODO_update_ssa.
9195 2009-05-15 Richard Guenther <rguenther@suse.de>
9197 PR tree-optimization/39999
9198 * gimple.h (gimple_expr_type): Use the expression type looking
9199 through useless conversions.
9200 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9201 (vn_nary_op_insert_stmt): Likewise.
9202 (simplify_binary_expression): Likewise.
9204 2009-05-15 Richard Guenther <rguenther@suse.de>
9206 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9207 New options, enabled by default.
9208 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9210 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9211 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9212 * tree-ssa-structalias.c (gate_tree_pta): New function.
9213 (pass_build_alias): Use it.
9215 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9218 recurse on an invariant address if a conversion from a pointer
9219 type to a wider integer type is involved.
9221 2009-05-15 Jan Hubicka <jh@suse.cz>
9223 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9224 * cgraph.h (struct inline_summary): New filed self_wize,
9225 size_inlining_benefit, self_time and time_inlining_benefit.
9226 (struct cgraph_global_info): Replace insns by time ans size fields.
9227 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9228 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9229 (ipcp_update_callgraph): Do not touch function bodies.
9230 * ipa-inline.c: Include except.h
9231 (MAX_TIME): New constant.
9232 (overall_insns): Remove
9233 (overall_size, max_benefit): New static variables.
9234 (cgraph_estimate_time_after_inlining): New function.
9235 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9236 (cgraph_clone_inlined_nodes): Update size.
9237 (cgraph_mark_inline_edge): Update size.
9238 (cgraph_estimate_growth): Use size info.
9239 (cgraph_check_inline_limits): Check size.
9240 (cgraph_default_inline_p): Likewise.
9241 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9242 (cgraph_decide_recursive_inlining): Check size.
9243 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9245 (cgraph_decide_inlining): Likewise.
9246 (cgraph_decide_inlining_incrementally): Likewise; honor
9247 PARAM_EARLY_INLINING_INSNS.
9248 (likely_eliminated_by_inlining_p): New predicate.
9249 (estimate_function_body_sizes): New function.
9250 (compute_inline_parameters): Use it.
9251 * except.c (must_not_throw_labels): New function.
9252 * except.h (must_not_throw_labels): Declare.
9253 * tree-inline.c (init_inline_once): Kill inlining_weigths
9254 * tree-ssa-structalias.c: Avoid uninitialized warning.
9255 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9256 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9257 (PARAM_INLINE_CALL_COST): Remove.
9258 (PARAM_EARLY_INLINING_INSNS): New.
9259 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9260 (inline-call-cost): Remove.
9261 (early-inlining-insns): New.
9263 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9265 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9267 (print_int_cst_bounds_in_octal_p): Likewise.
9268 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9270 * dwarf2out.c (base_type_die): Likewise.
9271 (is_subrange_type): Delete.
9272 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9273 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9274 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9275 if the destination type is boolean.
9276 (build_range_check): Do not special-case subtypes.
9277 (fold_sign_changed_comparison): Likewise.
9278 (fold_unary): Likewise.
9279 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9280 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9281 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9282 * tree.c (subrange_type_for_debug_p): New predicate based on the
9283 former is_subrange_type.
9284 * tree.h (subrange_type_for_debug_p): Declare.
9285 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9286 (convert_affine_scev): Remove call to above function.
9287 (chrec_convert_aggressive): Likewise.
9288 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9289 false for conversions involving subtypes.
9290 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9291 (vrp_val_min): Likewise.
9292 (needs_overflow_infinity): Likewise.
9293 (extract_range_from_unary_expr): Likewise.
9295 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9297 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9298 * config/frv/frv.c: Likewise.
9299 * config/s390/s390.c: Likewise.
9300 * config/sparc/sparc.h: Likewise.
9301 * config/i386/i386.h: Likewise.
9302 * config/i386/i386.c: Likewise.
9303 * config/crx/crx.c: Likewise.
9304 * config/m68hc11/m68hc11.h: Likewise.
9305 * config/iq2000/iq2000.c: Likewise.
9306 * config/mn10300/mn10300.h: Likewise.
9307 * config/mn10300/mn10300.c: Likewise.
9308 * config/m68k/m68k.c: Likewise.
9309 * config/rs6000/rs6000.c: Likewise.
9310 * config/rs6000/xcoff.h: Likewise.
9311 * config/rs6000/linux64.h: Likewise.
9312 * config/rs6000/sysv4.h: Likewise.
9313 * config/score/score3.c: Likewise.
9314 * config/score/score7.c: Likewise.
9315 * config/score/score.c: Likewise.
9316 * config/arm/arm.md: Likewise.
9317 * config/mips/mips.c: Likewise.
9318 * config/mips/mips.md: Likewise.
9319 * config/bfin/bfin.h: Likewise.
9320 * config/pa/pa.c: Likewise.
9321 * config/pa/constraints.md: Likewise.
9323 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9324 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9325 * config/pdp11/pdp11.h: Use memory_address_p instead.
9327 2009-05-14 Ian Lance Taylor <iant@google.com>
9329 * passes.c (finish_optimization_passes): Change i to int.
9330 * plugin.c (plugins_active_p): Change event to int.
9331 (dump_active_plugins): Likewise.
9332 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9334 * tree.c (tree_range_check_failed): Change c to unsigned int.
9335 (omp_clause_range_check_failed): Likewise.
9336 (build_common_builtin_nodes): Change mode to int. Add cast.
9337 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9338 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9340 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9341 ++ or -- with a variable of enum type.
9343 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9346 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9348 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9350 * store-motion.c: Do not include params.h
9351 * Makefile.in: Fix dependencies for various files.
9353 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9355 * auto-inc-dec.c: Fix pass description, remove apparent
9356 accidental duplication.
9358 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9361 * ipa-utils.h (memory_identifier_string): Moved to ...
9362 * tree.h (memory_identifier_string): Here. Add GTY(()).
9364 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9366 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9367 in the former documentation of...
9368 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9369 * ira-conflicts.c (get_dup_num): Use address_operand.
9370 * targhooks.c (default_legitimate_address_p): New.
9371 * targhooks.h (default_legitimate_address_p): New.
9372 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9374 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9375 * target.h (struct target): Add legitimate_address_p.
9376 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9377 (TARGET_INITIALIZER): Include it.
9379 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9380 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9381 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9382 (TARGET_LEGITIMATE_ADDRESS_P): New.
9384 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9385 (REG_OK_STRICT_P): Delete.
9386 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9387 (frv_legitimate_address_p_1): ... this.
9388 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9389 (frv_legitimate_address_p_1): ... the renamed old
9390 frv_legitimate_address_p.
9391 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9392 (TARGET_LEGITIMATE_ADDRESS_P): New.
9394 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9395 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9396 * config/s390/s390.c (legitimate_address_p): Rename to...
9397 (s390_legitimate_address_p): ... this, make static.
9398 (legitimize_address): Adjust call.
9399 (TARGET_LEGITIMATE_ADDRESS_P): New.
9400 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9402 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9403 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9404 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9405 (TARGET_LEGITIMATE_ADDRESS_P): New.
9407 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9408 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9409 * config/spu/spu.c (spu_legitimate_address): Rename to...
9410 (spu_legitimate_address_p): ... this, make static.
9411 (TARGET_LEGITIMATE_ADDRESS_P): New.
9413 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9414 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9415 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9416 (sparc_legitimate_address_p): ... this, make static and return bool.
9417 (legitimize_address): Adjust call.
9418 (TARGET_LEGITIMATE_ADDRESS_P): New.
9420 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9421 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9422 * config/i386/i386.c (legitimate_address_p): Rename to...
9423 (ix86_legitimate_address_p): ... this, make static.
9424 (constant_address_p): Move after it, adjust call.
9425 (TARGET_LEGITIMATE_ADDRESS_P): New.
9427 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9428 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9429 * config/avr/avr.c (legitimate_address_p): Rename to...
9430 (avr_legitimate_address_p): ... this, make static.
9431 (legitimize_address): Adjust call.
9432 (TARGET_LEGITIMATE_ADDRESS_P): New.
9434 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9435 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9436 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9437 (TARGET_LEGITIMATE_ADDRESS_P): New.
9439 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9440 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9441 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9442 (TARGET_LEGITIMATE_ADDRESS_P): New.
9444 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9445 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9447 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9449 (TARGET_LEGITIMATE_ADDRESS_P): New.
9451 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9452 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9454 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9456 (m68hc11_legitimate_address_p): ... this, make static.
9457 (go_if_legitimate_address_internal): Rename to...
9458 (m68hc11_legitimate_address_p_1): ... this.
9459 (legitimize_address): Adjust call.
9460 (TARGET_LEGITIMATE_ADDRESS_P): New.
9462 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9463 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9464 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9465 (TARGET_LEGITIMATE_ADDRESS_P): New.
9467 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9468 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9469 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9470 (mn10300_legitimate_address_p): ... this, make static.
9471 (TARGET_LEGITIMATE_ADDRESS_P): New.
9473 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9474 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9475 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9476 (TARGET_LEGITIMATE_ADDRESS_P): New.
9478 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9479 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9480 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9481 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9482 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9483 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9484 (rs6000_legitimate_address_p): ... this, make static.
9485 (TARGET_LEGITIMATE_ADDRESS_P): New.
9486 (REG_MODE_OK_FOR_BASE_P): Delete.
9487 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9489 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9490 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9492 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9493 static, adjust types.
9494 (TARGET_LEGITIMATE_ADDRESS_P): New.
9496 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9497 * config/score/score.c (score_address_p): Rename to...
9498 (score_legitimate_address_p): ... this.
9499 (TARGET_LEGITIMATE_ADDRESS_P): New.
9500 * config/score/score3.c (score3_address_p): Rename to...
9501 (score3_legitimate_address_p): ... this.
9502 * config/score/score7.c (score7_address_p): Rename to...
9503 (score7_legitimate_address_p): ... this.
9505 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9506 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9507 GO_IF_LEGITIMATE_ADDRESS): Delete.
9508 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9509 thumb2_legitimate_address_p): Delete.
9510 (arm_legitimate_address_p): Rename to...
9511 (arm_legitimate_address_outer_p): ... this.
9512 * config/arm/constraints.md ("Uq"): Adjust call.
9513 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9514 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9516 (arm_legitimate_address_outer_p): ... this.
9517 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9519 (TARGET_LEGITIMATE_ADDRESS_P): New.
9521 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9522 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9523 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9524 (TARGET_LEGITIMATE_ADDRESS_P): New.
9526 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9527 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9528 * config/vax/vax.c (legitimate_address_p): Rename to...
9529 (vax_legitimate_address_p): ... this, make static.
9530 (TARGET_LEGITIMATE_ADDRESS_P): New.
9532 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9533 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9534 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9535 (TARGET_LEGITIMATE_ADDRESS_P): New.
9537 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9538 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9539 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9540 (mmix_legitimate_address_p): ... this, make static.
9541 (TARGET_LEGITIMATE_ADDRESS_P): New.
9543 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9544 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9545 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9546 (TARGET_LEGITIMATE_ADDRESS_P): New.
9548 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9550 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9551 of MODE_COMPLEX_INT.
9553 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9555 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9556 LCT_NORMAL in function call.
9557 * mips-tdump.c (print_file_desc): Add cast to enum type.
9558 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9559 (mark_stabs): Add casts to enum types.
9560 (parse_stabs_common): Add casts to enum types.
9562 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9564 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9565 Check for invalid values of LETTER.
9567 2009-05-13 Taras Glek <tglek@mozilla.com>
9569 * attribs.c (register_attribute): moved out attribute registration
9570 into register_attribute.
9571 * doc/plugins.texi: Documented register_attribute and
9573 * gcc-plugin.h: Added forward decl for register_attribute.
9574 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9575 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9576 PLUGIN_ATTRIBUTES boilerplate.
9578 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9580 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9581 values even in sentinel and empty entries.
9582 (ms_printf_flag_specs): Likewise.
9583 (ms_scanf_flag_specs): Likewise.
9584 (ms_strftime_flag_specs): Likewise.
9585 (ms_print_char_table): Likewise.
9586 (ms_scan_char_table): Likewise.
9587 (ms_time_char_table): Likewise.
9589 2009-05-13 Doug Kwan <dougkwan@google.com>
9591 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9593 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9595 * config/mips/mips.md (store): Add attributes for QI and HI.
9597 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9598 (truncdi<mode>2): ... this new pattern.
9600 2009-05-13 Brad Hards <bradh@kde.org>
9602 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9604 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9605 Ben Elliston <bje@au.ibm.com>
9608 * dse.c (check_mem_read_rtx): Guard against width == -1.
9610 2009-05-13 Michael Matz <matz@suse.de>
9613 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9614 (trivially_conflicts_p): New function.
9615 (insert_backedge_copies): Use it.
9617 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9619 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9620 (handle_stdc_pragma): Use new enum constant names.
9621 (handle_pragma_float_const_decimal64): Ditto.
9623 2009-05-13 Ian Lance Taylor <iant@google.com>
9625 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9628 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9630 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9631 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9633 * config/m68k/m68k.h (FL_UCLINUX): Define.
9635 2009-05-13 Jan Hubicka <jh@suse.cz>
9637 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9639 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9641 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9642 unless -fschedule-insns is specified.
9644 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9647 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9648 TARGET_EXPAND_CBRANCHDI4.
9649 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9650 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9651 (cmpeqdi): Fix comment.
9653 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9655 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9656 (sh_legitimate_address_p): Likewise.
9657 * config/sh/sh.c (sh_legitimate_index_p): New.
9658 (sh_legitimate_address_p): Likewise.
9659 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9660 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9661 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9662 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9663 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9664 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9665 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9666 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9667 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9669 2009-05-12 Jan Hubicka <jh@suse.cz>
9671 * tree-inline.c (estimate_operator_cost): Add operands;
9672 when division happens by constant, it is cheap.
9673 (estimate_num_insns): Loads and stores are not having cost of 0;
9674 EH magic stuff is cheap; when computing runtime cost of switch,
9675 use log2 base of amount of its cases; builtin_expect has cost of 0;
9676 compute cost for moving return value of call.
9677 (init_inline_once): Initialize time_based flags.
9678 * tree-inline.h (eni_weights_d): Add time_based flag.
9680 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9682 * df-core.c: Update head documentation.
9684 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9687 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9688 shadowing exisiting variable op1.
9690 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9693 * config/i386/driver-i386.c (processor_signatures): New enum.
9694 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9695 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9696 processor signature to detect geode processor.
9698 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9702 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9704 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9705 causes spurious differences between trunk and cond-optab branch.
9707 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9709 * dojump.c (compare_from_rtx): Delete.
9710 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9711 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9712 if the comparison does not satisfy the predicate; test predicates for
9713 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9714 further if one existing pattern fails.
9715 * expr.h (compare_from_rtx): Delete.
9716 (prepare_operand): Declare it.
9717 * optabs.c: Change "lib call" to "libcall" throughout.
9718 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9719 HAVE_conditional_trap, emit_cmp_insn): Delete.
9720 (can_compare_p): Delete cmp_optab case.
9721 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9722 Accept other parameters by value.
9723 (prepare_operand): Make non-static.
9724 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9725 other parameters by value. Try to widen operands here based on
9726 an optab_methods argument and looking at cbranch_optab.
9727 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9728 loop. Use cbranch_optab directly.
9729 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9730 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9732 (emit_conditional_move, emit_conditional_add): Inline what's needed
9733 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9734 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9735 with COMPARE. Move cmov_optab and cstore_optab above
9736 with cbranch_optab, move cmp_optab down with ucmp_optab,
9737 remove tst_otpab. Do not initialize trap_rtx.
9738 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9739 for trap code. Do not check HAVE_conditional_trap. Use
9740 prepare_cmp_insn. Accept no predicate for operand 3.
9741 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9742 (OTI_ctrap, ctrap_optab): New.
9743 (tst_optab): Delete.
9744 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9745 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9746 with lookup of ctrap_optab.
9747 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9751 * combine.c (combine_simplify_rtx, simplify_set): Do not
9752 special case comparing against zero for cc0 machines.
9753 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9754 COMPARE on cc0 machines.
9755 (simplify_relational_operation): Return a new expression when
9756 a COMPARE could be removed.
9757 * final.c (final_scan_insn): Compare cc_status values
9758 against LHS of a (compare FOO (const_int 0)) cc0 source.
9759 Also check if cc_status.value is the full compare.
9761 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9762 (cstoreMM4): Document.
9763 (conditional_trap): Document ctrapMM4 instead.
9764 (sync_compare_and_swapMM): Refer to cbranchcc4.
9765 (Dependent Patterns): Eliminate obsolete information referring to
9766 the old jump optimization phase.
9767 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9768 of compares with 0 on cc0 machines.
9769 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9770 avoiding references to cc0. Remove text about storing operands
9772 * doc/tm.texi (Condition Codes): Include blurb on different
9773 condition code representations, separate into subsections for
9774 CC0, MODE_CC and conditional execution.
9776 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9777 alpha_emit_setcc): Accept operands and a machine mode.
9778 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9779 Get code/op0/op1 from operands, use machine mode argument
9780 instead of alpha_compare.fp_p. Emit the branch here.
9781 (alpha_emit_setcc): Likewise, and return boolean.
9782 (alpha_emit_conditional_move): Likewise. Assert that
9783 cmp_op_mode == cmp_mode, and simplify accordingly.
9784 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9785 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9786 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9788 (stack probe test): Use cbranchdi4.
9789 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9791 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9792 * config/arc/arc.h (movsicc, movsfcc): Use it.
9793 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9794 (cbranchsi4, cstoresi4): New.
9795 (cmpsi, bCC and sCC expanders): Remove.
9797 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9798 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9799 * config/arm/predicates.md (arm_comparison_operator): Only include
9800 floating-point operators if there is a hardware floating-point unit.
9801 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9802 deferring to cbranch_cc and cstore_cc respectively.
9803 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9804 cbranch_cc, cstore_cc): New.
9805 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9807 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9809 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9810 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9812 (adjust_insn_length): Adjust calls.
9813 (avr_reorg): Handle (compare (foo) (const_int 0)).
9814 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9815 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9816 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9817 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9819 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9820 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9822 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9823 (cbranchsi4, cstorebi4, cstoresi4): New.
9824 (movbisi): This insn is duplicate, split it to zero_extend.
9825 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9826 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9827 (bfin_optimize_loop): Use cbranch expander.
9828 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9829 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9830 (bfin_bimode_comparison_operator): ... this.
9831 (bfin_direct_comparison_operator): New.
9833 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9834 inside (compare FOO (const_int 0)).
9835 (cris_rtx_costs): Handle ZERO_EXTRACT.
9836 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9837 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9838 (*tstdi_v32): Delete.
9839 (*cmpdi_non_v32): Add M alternative for operand 1.
9840 (cmpsi, cmp<mode>): Make private.
9841 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9843 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9845 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9846 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9847 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9848 (cc_reg_operand): New.
9850 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9851 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9852 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9853 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9854 crx_expand_scond): Delete.
9856 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9858 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9859 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9861 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9862 cstoresi4, cstoresf4, cstoredf4): New.
9863 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9864 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9865 Receive the entire operands array.
9866 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9867 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9868 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9869 Get test/op0/op1 from the operands array.
9870 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9872 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9873 (h8300_expand_store): New.
9874 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9876 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9877 (h8300_expand_store): New.
9878 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9879 or do not try to produce (set (cc0) REG).
9880 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9881 change a compare into a move to a scratch register. Disable some
9882 peepholes when comparing with zero.
9883 (tstsi, tsthi, tstsi, cmpqi): Make private.
9886 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9889 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9890 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9891 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9892 (ix86_emit_i387_log1p): Use cbranchxf2.
9893 (ix86_expand_setcc): Return void.
9894 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9895 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9896 cmp<MODEF>, cmpcc): Remove.
9897 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9898 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9899 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9900 (sCC and bCC expanders): Remove.
9901 (stack_protect_test): Use cbranchcc4.
9903 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9905 (ia64_expand_compare): Accept three rtx by reference and return void.
9906 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9907 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9908 from *expr. Update *expr with the BImode comparison to do.
9909 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9910 cmptf, bCC, sCC, conditional_trap): Delete.
9911 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9912 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9913 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9914 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9915 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9917 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9918 type of last argument.
9919 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9920 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9921 use machine mode argument instead of branch_type. Remove dead
9922 code for floating-point comparisons.
9923 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9924 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9926 (cbranchsi4, cstoresi4): New.
9927 * config/iq2000/predicates.md (reg_or_const_operand): New.
9929 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9930 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9931 (b<code>_op): Rewrite to...
9932 (bcc_op): ... this, using match_operator.
9933 (s<code>_op): Rewrite to...
9934 (scc_op): ... this, using match_operator.
9935 (s<code>_24_op): Rewrite to...
9936 (scc_op_24): ... this, using match_operator.
9937 (s<code>_<mode>): Rewrite to...
9938 (cstore<mode>4): ... this, using match_operator.
9939 (s<code>_<mode>_24): Rewrite to...
9940 (cstore<mode>4_24): ... this, using match_operator.
9941 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9942 m32c_unpend_compare, m32c_expand_scc): Delete.
9943 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9944 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9945 (m32c_expand_movcc): Change NE to EQ if necessary.
9946 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9948 * config/m32r/m32r-protos.h (gen_cond_store): New.
9949 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9950 (gen_cond_store): New, from sCC patterns.
9951 (m32r_expand_block_move): Use cbranchsi4.
9952 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9953 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9954 (cbranchsi4, cstoresi4): New.
9956 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
9958 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
9959 (m68hc11_notice_update_cc): Look into a compare with 0.
9960 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
9962 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
9963 cmphi, cmpqi, bCC): Delete.
9964 (cbranchsi4, cbranchhi4, cbranchqi4): New.
9965 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
9966 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
9969 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
9970 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
9971 * config/m68k/constraints.md (H): New.
9972 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
9973 the define_insn below.
9974 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
9975 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
9976 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
9977 patterns): Wrap RHS with COMPARE.
9978 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
9979 (*cmpdi_internal): Name this pattern.
9980 (cmpdi): Change to define_insn.
9981 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
9982 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
9983 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
9985 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
9986 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
9987 (conditional_trap): Change to...
9988 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
9989 (*conditional_trap): Use the ordered_comparison_operator and
9990 const1_operand predicates.
9991 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
9992 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
9993 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
9994 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
9996 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
9997 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
9998 (mcore_gen_compare): New.
9999 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10000 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10001 (mcore_gen_compare): ... this.
10002 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10003 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10004 (stack probe pattern): Use cbranchsi4.
10006 * config/mips/predicates.md (mips_cstore_operator): New.
10007 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10008 * config/mips/mips.md (any_cond): Delete.
10009 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10011 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10012 fixuns_truncsfdi2): Use cbranch patterns.
10013 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10014 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10015 Adjust call to mips_expand_conditional_branch.
10016 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10018 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10019 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10020 * config/mips/mips.c (cmp_operands): Delete.
10021 (mips_emit_compare): Get comparison operands from *op0/*op1.
10022 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10023 that it succeeds. Use op0/op1 instead of cmp_operands.
10024 (mips_expand_conditional_branch, mips_expand_conditional_move,
10025 mips_expand_conditional_trap): Likewise.
10026 (mips_block_move_loop): Use cbranch patterns.
10027 * config/mips/mips.h (cmp_operands): Delete.
10029 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10030 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10031 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10032 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10033 (*cmpcc_folded): Rename to...
10034 (*cmpdi_folded): this.
10035 (*cmpcc): Rename to...
10037 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10040 (cbranchdf4): New. Handle invalid comparisons here.
10041 * config/mmix/predicates.md (float_comparison_operator): New.
10043 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10044 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10045 * config/mn10300/mn10300.md (tst): Delete.
10046 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10047 Name these patterns and wrap RHS in a compare.
10048 (*cmpsi): Make this pattern private. Include tst.
10049 (*cmpsf): Make this pattern private.
10050 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10051 (compare with zero peepholes): Likewise.
10053 (cbranchsi4, cbranchsf4): New.
10054 (casesi): Use cbranchsi4.
10056 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10057 hppa_branch_type): Delete.
10058 (return_addr_rtx): Use cbranchsi4.
10059 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10060 Emit CCFPmode comparison here.
10061 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10062 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10063 hppa_branch_type): Delete.
10064 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10065 (movsicc, movdicc): Remove references to hppa_compare_op0,
10066 hppa_compare_op1 and compare_from_rtx.
10067 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10068 (casesi): Use cbranchsi4.
10070 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10071 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10072 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10073 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10074 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10076 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10077 (*branch, *branch_inverted): New.
10079 * config/picochip/picochip.md (cbranchhi4): Use
10080 ordered_comparison_operator.
10081 (cmphi, bCC): Remove.
10083 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10084 (trap_comparison_operator): Delete.
10085 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10086 rs6000_emit_cbranch): Accept mode and operands.
10087 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10088 rs6000_compare_fp_p): Delete.
10089 (rs6000_generate_compare): Accept mode and comparison. Extract code
10090 and op0/op1 from there. Replace references to rs6000_compare_op0
10091 and rs6000_compare_op1.
10092 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10093 extract result from passed operands.
10094 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10095 extract loc from passed operands.
10096 (rs6000_emit_cmove): Likewise.
10097 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10098 rs6000_compare_fp_p): Delete.
10099 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10100 (cbranch<GPR>4, cbranch<FP>4): New.
10101 (cstore<mode>4): New. Consolidate here all choices about when to use
10102 portable or specialized sCC sequences.
10103 (stack_protect_test): Use cbranchsi4.
10104 (conditional_trap): Replace with ctrap<GPR>4.
10105 (conditional trap insn): Replace trap_comparison_operator with
10106 ordered_comparison_operator.
10108 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10109 (s390_emit_prologue): Use ctrap.
10110 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10111 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10112 New predicates replacing...
10113 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10114 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10115 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10116 (add<mode>cc): Do not use s390_compare_op0/op1.
10117 (s<code>): Change to...
10118 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10119 (seq): Change to...
10120 (cstorecc4): ... this. Handle EQ or NE equally.
10121 (*sne): Un-privatize for use in cstorecc4.
10122 (b<code>): Change to...
10123 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10124 (conditional_trap): Replace with...
10125 (ctrap<GPR>4, ctrap<FP>4): ... these.
10126 (stack_protect): Use cbranchcc4.
10128 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10129 * config/score/score-protos.h (score_gen_cmp): Delete.
10130 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10131 (score_block_move-loop): Use cbranchsi4.
10132 * config/score/score.md (cbranchsi4): New.
10133 (cmpsi, bCC): Delete.
10134 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10135 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10136 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10137 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10138 * config/score/score3.h (score3_gen_cmp): Delete.
10139 * config/score/score7.h (score7_gen_cmp): Delete.
10141 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10142 (sh_emit_scc_to_t): ... this. Return void.
10143 (from_compare): Rename to...
10144 (sh_emit_compare_and_branch): ... this.
10145 (sh_emit_compare_and_set): New.
10146 (sh_expand_t_scc): Accept operands.
10147 * config/sh/predicates.md (sh_float_comparison_operator): New.
10148 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10149 (prepare_scc_operands): Rename to...
10150 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10152 (sh_emit_cheap_store_flag): New.
10153 (sh_emit_set_t_insn): New.
10154 (from_compare): Rename to...
10155 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10156 handling of TARGET_SH2E floating point to avoid recursive call.
10157 Generate branch here.
10158 (sh_emit_compare_and_set): New.
10159 (sh_expand_t_scc): Get op0/op1 from arguments.
10160 (sh_emit_cheap_store_flag): New.
10161 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10163 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10164 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10165 (movsicc, movdicc): Do nothing when it recreated operands from
10166 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10167 prepare_scc_operands (now sh_emit_scc_to_t).
10168 (udivdi3): Use cstoresi4.
10169 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10170 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10171 (cbranchint4_media, cbranchfp4_media): New.
10172 (casesi): Use cbranchdi4.
10173 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10175 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10176 (movnegt): Remove second operand.
10177 (cbranchsf4, cbranchdf4): New.
10178 (stack_protect): Use cbranchdi4/cbranchsi4.
10180 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10181 (gen_compare_reg): Accept comparison, extract part of it to...
10182 (gen_compare_reg_1): ... this.
10183 (gen_compare_operator): Delete.
10184 (gen_v9_scc): Accept separate destination, comparison code and arms.
10185 Do not use sparc_compare_op0/sparc_compare_op1.
10186 (emit_scc_insn, emit_conditional_branch_insn): New.
10187 (emit_v9_brxx): Make static. Remove useless assertion.
10188 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10190 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10191 * config/sparc/sparc-protos.h (gen_compare_reg,
10192 sparc_emit_float_lib_cmp): Adjust prototype.
10193 (emit_scc_insn, emit_conditional_branch_insn): New.
10194 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10195 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10196 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10197 iterators to the top.
10198 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10199 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10200 snedi_special_trunc): Delete.
10201 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10202 and snedi_special_trunc.
10203 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10204 cbranchdi4, cbranch<F:mode>4): New.
10205 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10206 here. Use gen_compare_reg instead of gen_compare_operator.
10207 (conditional_trap): Replace with...
10208 (ctrapsi4, ctrapdi4): ... this.
10209 (stack_protect_test): Use cbranchcc4.
10211 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10213 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10214 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10215 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10216 from operands[0] or operands[3] depending on is_set.
10217 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10218 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10219 cmpdf, bCC), sCC: Remove.
10220 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10221 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10223 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10224 spu_emit_branch_or_set.
10226 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10228 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10229 xstormy16_compare_op1): Delete.
10230 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10231 xstormy16_compare_op1): Delete.
10232 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10234 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10235 (cmphi, cmpsi, bCC): Remove.
10237 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10238 (*cmpsi): ... this one.
10239 (cbranchsi4, cstoresi4): New.
10240 (bCC expanders): Delete.
10241 (sCC insns): Fold into...
10242 (*setcc): ... this one.
10243 (casesi): Do not use gen_cmpsi and gen_bgtu.
10244 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10245 (movsicc): Simplify.
10246 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10248 * config/vax/vax-protos.h (cond_name): New.
10249 (vax_output_conditional_branch): Remove.
10250 * config/vax/vax.c (cond_name): New.
10251 (vax_output_conditional_branch): Remove.
10252 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10253 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10254 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10255 (bit<VAXint>): Wrap source with (compare).
10256 (b<code> and following unnamed pattern): Rename to *branch and
10257 *branch_reversed. Change macroization to match_operator.
10258 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10260 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10261 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10262 Change last argument to machine_mode.
10263 (xtensa_expand_scc): Add machine_mode argument.
10264 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10265 (gen_conditional_move, xtensa_expand_conditional_branch,
10266 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10267 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10268 Adjust operand numbers.
10269 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10271 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10272 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10273 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10275 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10277 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10278 causes spurious differences between trunk and cond-optab branch.
10280 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10283 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10285 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10287 * tree.c (iterative_hash_pointer): Delete.
10288 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10289 Hash UIDs and versions of SSA names. Don't special-case built-in
10290 function declarations.
10292 2009-05-11 Ian Lance Taylor <iant@google.com>
10295 * graphite.c: Force -Wc++-compat to only be a warning before
10296 #including "cloog/cloog.h".
10298 2009-05-11 Martin Jambor <mjambor@suse.cz>
10300 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10302 2009-05-11 Jan Hubicka <jh@suse.cz>
10304 * tree-ssa-loop-ivcanon.c: Include target.h
10305 (struct loop_size): new structure.
10306 (constant_after_peeling): New predicate.
10307 (tree_estimate_loop_size): New function.
10308 (estimated_unrolled_size): Rewrite for new estimates.
10309 (try_unroll_loop_completely): Use new estimates.
10310 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10312 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10314 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10315 libcpp interface change.
10316 (spu_macro_to_expand): Likewise.
10318 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10320 PR tree-optimization/40026
10321 * gimplify.c (gimplify_init_constructor): Change initial conditional
10322 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10323 optimize_compound_literals_in_ctor.
10325 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10327 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10329 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10331 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10333 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10334 HOST_WIDE_INT for gap.
10336 2009-05-11 Ira Rosen <irar@il.ibm.com>
10338 PR tree-optimization/40074
10339 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10340 account in group size and step comparison.
10342 2009-05-11 Richard Guenther <rguenther@suse.de>
10344 * passes.c (init_optimization_passes): Strip now incorrect comment.
10345 (execute_function_todo): Do not set PROP_alias.
10346 * tree-pass.h (PROP_alias): Remove.
10347 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10348 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10349 * tree-nrv.c (pass_return_slot): Likewise.
10350 * tree-object-size.c (pass_object_sizes): Likewise.
10351 * tree-ssa-dom.c (pass_dominator): Likewise.
10352 (pass_phi_only_cprop): Likewise.
10353 * tree-ssa-dse.c (pass_dse): Likewise.
10354 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10355 (pass_cselim): Likewise.
10356 * tree-ssa-pre.c (pass_pre): Likewise.
10357 (pass_fre): Likewise.
10358 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10359 * tree-ssa-sink.c (pass_sink_code): Likewise.
10360 * tree-stdarg.c (pass_stdarg): Likewise.
10361 * tree-tailcall.c (pass_tail_calls): Likewise.
10362 * tree-vrp.c (pass_vrp): Likewise.
10364 2009-05-10 Ian Lance Taylor <iant@google.com>
10366 * basic-block.h (enum profile_status): Break out of struct
10367 control_flow_graph.
10368 * cgraph.h (struct inline_summary): Break out of struct
10370 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10371 of struct cgraph_order_sort.
10372 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10373 * cse.c (struct branch_path): Break out of struct
10374 cse_basic_block_data.
10375 * except.h (enum eh_region_type): Break out of struct eh_region.
10376 * gcc.c (enum add_del): Break out of struct modify_target.
10377 * genrecog.c (enum decision_type): Break out of struct decision_test.
10378 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10380 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10381 * regmove.c (enum match_use): New enum, broken out of struct match.
10382 * sched-int.h (enum post_call_group): New enum, broken out of
10384 (struct deps_reg): Break out of struct deps.
10385 * target.h (struct asm_int_op): Break out of struct gcc_target.
10386 * tree-eh.c (struct goto_queue_node): Break out of struct
10388 * tree-inline.h (enum copy_body_cge_which): Break out of
10390 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10392 * c-decl.c (in_struct, struct_types): New static variables.
10393 (pushtag): Add loc parameter. Change all callers.
10394 (lookup_tag): Add ploc parameter. Change all callers.
10395 (check_compound_literal_type): New function.
10396 (parser_xref_tag): Add loc parameter. Change all callers. If
10397 -Wc++-compat, warn about struct/union/enum types defined within a
10399 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10400 and loc parameters. Change all callers. Change error calls to
10401 error_at, using loc. For a redefinition, if the location of the
10402 original definition is known, report it. Set in_struct and
10403 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10404 (finish_struct): Add new parameters enclosing_in_struct and
10405 enclosing_struct_types. Change all callers. Set
10406 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10407 in the struct. If in a struct, add this struct to struct_types.
10408 (start_enum): Add loc parameter. Change all callers. Use
10409 error_at for errors, using loc. For a redefinition, if the
10410 location of the original definition is known, report it. If in a
10411 struct, add this enum type to struct_types. If -Wc++-compat warn
10412 if in sizeof, typeof, or alignof.
10413 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10414 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10415 (c_parser_enum_specifier): Get enum location for start_enum.
10416 (c_parser_struct_or_union_specifier): Get struct location for
10417 start_struct. Save in_struct and struct_types status between
10418 start_struct and finish_struct.
10419 (c_parser_cast_expression): Get location of cast.
10420 (c_parser_alignof_expression): Get location of type.
10421 (c_parser_postfix_expression): Likewise.
10422 (c_parser_postfix_expression_after_paren_type): Add type_loc
10423 parameter. Change all callers. Call check_compound_literal_type.
10424 Use type_loc for error about variable size type.
10425 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10426 of an enum constant from an enum type defined in a struct or union.
10427 (c_cast_expr): Add loc parameter. Change all callers. If
10428 -Wc++-compat, warn about defining a type in a cast.
10429 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10430 (start_enum, start_struct, finish_struct): Update declarations.
10431 (parser_xref_tag, c_cast_expr): Update declarations.
10432 (check_compound_literal_type): Declare.
10434 2009-05-11 Ben Elliston <bje@au.ibm.com>
10436 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10437 for recent libcpp interface change.
10438 (rs6000_macro_to_expand): Likewise.
10440 2009-05-10 Michael Matz <matz@suse.de>
10443 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10444 not at entry of function.
10446 2009-05-10 Richard Guenther <rguenther@suse.de>
10448 PR tree-optimization/40081
10450 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10451 using the main variant of the element type. Do not fiddle with
10452 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10454 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10455 structs with volatile fields.
10457 2009-05-10 Jan Hubicka <jh@suse.cz>
10459 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10460 (estimate_move_cost): Assert that it does not get called for
10462 (estimate_num_insns): Skip VOID types in argument handling.
10463 (optimize_inline_calls): Delete unreachable blocks and verify that
10464 callgraph is valid.
10466 2009-05-10 Jan Hubicka <jh@suse.cz>
10468 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10469 * cgraph.c (cgraph_mark_address_taken_node): New function.
10470 (dump_cgraph_node): Dump new flag.
10471 * cgraph.h (struct cgraph_node): Add address_taken.
10472 (cgraph_mark_address_taken_node): New function.
10473 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10474 since new direct calls can be born.
10476 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10478 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10479 tok->val.node.node.
10481 2009-05-10 Jan Hubicka <jh@suse.cz>
10483 PR middle-end/40084
10484 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10486 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10487 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10488 * tree-inline.c (copy_bb): Set frequency correctly.
10489 (fold_marked_statements): Update call to
10490 cgraph_update_edges_for_call_stmt.
10492 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10494 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10495 identifiers in diagnostics.
10496 * config/arm/arm.c (arm_handle_fndecl_attribute,
10497 arm_handle_isr_attribute): Likewise.
10498 * config/avr/avr.c (avr_handle_progmem_attribute,
10499 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10500 * config/bfin/bfin.c (handle_int_attribute,
10501 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10502 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10503 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10505 * config/darwin.c (darwin_handle_kext_attribute,
10506 darwin_handle_weak_import_attribute): Likewise.
10507 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10508 h8300_handle_eightbit_data_attribute,
10509 h8300_handle_tiny_data_attribute): Likewise.
10510 * config/i386/i386.c (ix86_handle_cconv_attribute,
10511 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10512 * config/i386/winnt.c (ix86_handle_shared_attribute,
10513 ix86_handle_selectany_attribute): Likewise.
10514 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10515 * config/m32c/m32c.c (function_vector_handler): Likewise.
10516 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10517 m68hc11_handle_fntype_attribute): Likewise.
10518 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10519 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10520 * config/mips/mips.c (mips_insert_attributes,
10521 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10522 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10523 rs6000_handle_struct_attribute): Likewise.
10524 * config/sh/sh.c (sh_insert_attributes,
10525 sh_handle_resbank_handler_attribute,
10526 sh_handle_interrupt_handler_attribute,
10527 sh2a_handle_function_vector_handler_attribute,
10528 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10530 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10531 * config/spu/spu.c (spu_handle_fndecl_attribute,
10532 spu_handle_vector_attribute): Likewise.
10533 * config/stormy16/stormy16.c
10534 (xstormy16_handle_interrupt_attribute): Likewise.
10535 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10536 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10538 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10540 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10541 (pp_translate_identifiers): New.
10542 (pp_identifier): Only conditionally translate identifier to locale
10544 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10545 (pp_base_tree_identifier): Only conditionally translate identifier
10546 to locale character set.
10547 * c-pretty-print.c (M_): Define.
10548 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10549 fragments for conditional translation with M_.
10550 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10551 identifier translation.
10553 2009-05-10 Richard Guenther <rguenther@suse.de>
10555 PR tree-optimization/40081
10556 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10557 using the main variant of the element type. Do not fiddle with
10558 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10560 2009-05-09 Jan Hubicka <jh@suse.cz>
10562 PR middle-end/40080
10563 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10564 indirect calls; verify cgraph afterwards.
10566 2009-05-09 Jan Hubicka <jh@suse.cz>
10569 * ipa.c (update_inlined_to_pointer): New function.
10570 (cgraph_remove_unreachable_nodes): Use it.
10572 2009-05-09 Jan Hubicka <jh@suse.cz>
10574 * tree-eh.c (struct leh_state): Remove prev_try.
10575 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10576 not track prev_try.
10577 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10578 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10579 remove_eh_handler_and_replace, foreach_reachable_handler,
10580 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10581 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10582 (gen_eh_region_cleanup): Update prototype.
10584 2009-05-09 Jan Hubicka <jh@suse.cz>
10586 PR middle-end/40043
10587 * except.c (copy_eh_region): Always set prev_try.
10588 (redirect_eh_edge_to_label): Find outer try.
10589 (foreach_reachable_handler): When looking for prev try
10590 handle case where previous try is not going to be taken.
10592 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10594 PR tree-optimization/40049
10595 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10596 only vector/vector shifts, convert the type of the constant to the
10597 appropriate type to avoid building incorrect trees, which
10598 eventually have problems with garbage collection.
10600 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10602 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10603 -1 for complex floating-point types if honoring signed zeros.
10605 2009-05-08 Jan Hubicka <jh@suse.cz>
10607 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10608 argument; handle correctly when profile is absent.
10609 (build_cgraph_edges): Update.
10610 (rebuild_cgraph_edges): Update.
10611 * cgraph.c: Do not include varray.h.
10612 (cgraph_set_call_stmt_including_clones): New function.
10613 (cgraph_create_edge_including_clones): Likewise
10614 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10615 (cgraph_update_edges_for_call_stmt): Handle clones.
10616 (cgraph_remove_node): Handle clone tree.
10617 (cgraph_remove_node_and_inline_clones): New function.
10618 (dump_cgraph_node): Dump clone tree.
10619 (cgraph_clone_node): Handle clone tree.
10620 (clone_function_name): Bring here from tree-inline.c.
10621 (cgraph_create_virtual_clone): New function.
10622 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10623 (cgraph_clone_info): New function.
10624 (strut cgraph_node): Add clone_info and new clone tree pointers.
10625 (cgraph_remove_node_and_inline_clones,
10626 cgraph_set_call_stmt_including_clones,
10627 cgraph_create_edge_including_clones,
10628 cgraph_create_virtual_clone): Declare.
10629 (cgraph_function_versioning): Use VEC argument.
10630 (compute_call_stmt_bb_frequency): Update prototype.
10631 (cgraph_materialize_all_clones): New function.
10632 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10633 (ipcp_create_replace_map): Update to VECtors.
10634 (ipcp_update_callgraph): Use virtual clones.
10635 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10636 (ipcp_update_profiling): Do not update local profiling.
10637 (ipcp_insert_stage): Use VECtors and virtual clones.
10638 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10639 (clone_of_p): New function.
10640 (cgraph_preserve_function_body_p): Use clone tree.
10641 (cgraph_optimize): Materialize clones.
10642 (cgraph_function_versioning): Update for VECtors.
10643 (save_inline_function_body): Use clone tree.
10644 (cgraph_materialize_clone): New function.
10645 (cgraph_materialize_all_clones): Likewise.
10646 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10647 * ipa.c: Include gimple.h.
10648 (cgraph_remove_unreachable_nodes): Use clone tree.
10649 * ipa-prop.c (ipa_note_param_call): Update call to
10650 compute_call_stmt_bb_frequencycall.
10651 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10652 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10653 (copy_bb): Handle updating of clone tree; add new edge when new call
10655 (expand_call_inline): Be strict about every call having edge.
10656 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10657 (delete_unreachable_blocks_update_callgraph): New function.
10658 (tree_function_versioning): Use VECtors; always remove unreachable
10659 blocks and fold conditionals.
10660 * tree-inline.h: Do not include varray.h.
10661 (tree_function_versioning): Remove.
10662 * Makefile.in (GTFILES): Remove tree-inline.c
10663 * passes.c (do_per_function): Do only functions having body.
10664 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10667 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10668 Andrew Morrow <acm@google.com>
10671 * c-common.c (c_common_attribute_table): Permit deprecated
10672 attribute to take an optional argument.
10673 (handle_deprecated_attribute): If the optional argument to
10674 __attribute__((deprecated)) is not a string ignore the attribute
10675 and emit a warning.
10677 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10678 * c-typeck.c (build_component_ref): Likewise.
10679 (build_external_ref): Likewise.
10681 * toplev.c (warn_deprecated_use): Add an attribute argument.
10682 Emit the message associated with __attribute__((deprecated)).
10684 * toplev.h (warn_deprecated_use): Updated.
10686 * doc/extend.texi: Document new optional parameter to
10687 __attribute__((deprecated))
10689 2009-05-08 Michael Eager <eager@eagercon.com>
10691 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10692 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10694 2009-05-08 Richard Guenther <rguenther@suse.de>
10696 PR tree-optimization/40062
10697 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10698 Avoid exponential behavior.
10700 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10702 PR rtl-optimization/33928
10704 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10705 process_uses, build_single_def_use_links): New.
10706 (update_df): Update use_def_ref.
10707 (forward_propagate_into): Use get_def_for_use instead of use-def
10709 (fwprop_init): Call build_single_def_use_links and let it initialize
10711 (fwprop_done): Free use_def_ref.
10712 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10713 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10714 df_rd_simulate_one_insn): New.
10715 (df_rd_bb_local_compute_process_def): Update head comment.
10716 (df_chain_create_bb): Use the new RD simulation functions.
10717 * df.h (df_rd_simulate_artificial_defs_at_top,
10718 df_rd_simulate_one_insn): New.
10719 * opts.c (decode_options): Enable fwprop at -O1.
10720 * doc/invoke.texi (-fforward-propagate): Document this.
10722 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10725 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10726 and one complex operand specially.
10727 * tree-complex.c (some_nonzerop): Do not identify a real value as
10728 zero if flag_signed_zeros.
10730 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10732 PR rtl-optimization/33928
10733 * loop-invariant.c (record_use): Fix && vs. || mishap.
10735 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10737 PR rtl-optimization/33928
10738 * loop-invariant.c (struct use): Add addr_use_p.
10739 (struct def): Add n_addr_uses.
10740 (struct invariant): Add cheap_address.
10741 (create_new_invariant): Set cheap_address.
10742 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10743 (record_uses): Pass df_ref to record_use.
10744 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10747 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10749 * config/sh/sh.c: Do not include c-pragma.h.
10751 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10753 * config/spu/spu.c: Remove include of c-common.h.
10755 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10758 * c-common.h (mark_valid_location_for_stdc_pragma,
10759 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10760 clear_float_const_decimal64, float_const_decimal64_p): New.
10761 * c.opt (Wunsuffixed-float-constants): New.
10762 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10763 unsuffixed float constant, handle new warning.
10764 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10765 * c-decl.c (c_scope): New flag float_const_decimal64.
10766 (set_float_const_decimal64, clear_float_const_decimal64,
10767 float_const_decimal64_p): New.
10768 (push_scope): Set new flag.
10769 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10770 to use STDC pragmas.
10771 (c_parser_external_declaration): Ditto.
10772 (c_parser_compound_statement_nostart): Ditto.
10773 * c-pragma.c (valid_location_for_stdc_pragma,
10774 mark_valid_location_for_stdc_pragma,
10775 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10776 handle_pragma_float_const_decimal64): New.
10777 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10778 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10779 set_float_const_decimal64, clear_float_const_decimal64,
10780 float_const_decimal64_p): New dummy functions.
10781 * doc/extend.texi (Decimal Float): Remove statement that the
10782 pragma, and suffix for double constants, are not supported.
10783 * doc/invoke.texi (Warning Options): List new option.
10784 (-Wunsuffixed-float-constants): New.
10786 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10788 * config/i386/i386.c: Do not include c-common.h.
10790 2009-05-07 Mark Heffernan <meheff@google.com>
10792 * doc/invoke.texi (Debugging Options): Document change of debugging
10794 * opts.c (decode_options): Make dump_base_name relative to
10795 aux_base_name directory.
10797 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10799 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10800 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10802 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10804 * Makefile.in (install-plugin): Simplify a bit.
10806 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10808 * Makefile.in (OBJS-common): Add regcprop.o.
10810 * timevar.def (TV_CPROP_REGISTERS): New.
10811 * regrename.c (regrename_optimize): Return 0.
10812 (rest_of_handle_regrename): Delete.
10813 (pass_rename_registers): Point to regrename_optimize.
10814 (struct value_data_entry, struct value_data,
10815 kill_value_one_regno, kill_value_regno, kill_value,
10816 set_value_regno, init_value_data, kill_clobbered_value,
10817 kill_set_value, kill_autoinc_value, copy_value,
10818 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10819 replace_oldest_value_reg, replace_oldest_value_addr,
10820 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10821 debug_value_data, validate_value_data): Move...
10822 * regcprop.c: ... here.
10823 (rest_of_handle_cprop): Delete.
10824 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10826 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10828 PR middle-end/40057
10829 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10830 GEN_INT for 1 << bitnum.
10831 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10832 build_int_cst_type.
10834 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10836 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10837 Remove wrong description of "nand" operation.
10839 2009-05-06 Richard Guenther <rguenther@suse.de>
10840 Adam Nemet <anemet@caviumnetworks.com>
10842 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10843 comment. Add that if LHS is not a gimple register, then RHS1 has
10844 to be a single object (GIMPLE_SINGLE_RHS).
10846 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10848 * expr.c (get_def_for_expr): Move it up in the file.
10849 (store_field): When expanding a bit-field store, look at the
10850 defining gimple stmt for the masking conversion.
10852 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10854 PR middle-end/39986
10855 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10856 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10857 32-bit memcpy into long.
10859 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10861 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10862 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10864 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10865 instead of appending DW_OP_deref*.
10867 2009-05-06 Michael Matz <matz@suse.de>
10869 PR middle-end/40021
10870 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10871 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10873 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10875 * Makefile.in (install-plugin): Fix srcdir handling.
10877 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10879 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10880 when processing for not_regs_needed bitmap.
10881 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10882 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10883 handling it for rhs.
10885 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10887 * config/i386/i386.md (unnamed inc/dec peephole): Use
10888 optimize_insn_for_size_p instead of optimize_size.
10889 * config/i386/predicates.md (incdec_operand): Likewise.
10890 (aligned_operand): Likewise.
10891 * config/i386/sse.md (divv8sf3): Likewise.
10892 (sqrtv8sf2): Likewise.
10894 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10896 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10898 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10900 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10902 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10903 ssemodesuffixf2c with avxmodesuffixf2c.
10905 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10908 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10910 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10912 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10913 (struct tree_base): Adjust spacing for 8 bit boundaries.
10914 (struct tree_decl_common): Add decl_by_reference_flag bit.
10915 (DECL_BY_REFERENCE): Adjust.
10916 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10917 print DECL_BY_REFERENCE bit.
10918 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10919 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10920 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10921 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10924 PR middle-end/39666
10925 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10926 range of the type, but default label is missing, add it with one
10927 of the existing labels instead of adding a new label for it.
10929 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10933 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10935 * Makefile.in (enable_plugin, plugin_includedir): New.
10936 (install): Depend on install-plugin.
10937 (PLUGIN_HEADERS): New.
10938 (install-plugin): New.
10939 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10941 2009-05-05 Richard Guenther <rguenther@suse.de>
10943 PR tree-optimization/40022
10944 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10946 (phivn_valid_p): Fix tuplification error, simplify.
10947 (phiprop_insert_phi): Add dumps.
10948 (propagate_with_phi): Simplify.
10950 2009-05-05 Richard Guenther <rguenther@suse.de>
10952 PR middle-end/40023
10953 * builtins.c (gimplify_va_arg_expr): Properly build the address.
10955 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
10957 * tree.h (strip_float_extensions): Remove duplicate declaration.
10958 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
10959 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
10960 block_ultimate_origin): Rearrange the declarations line to match the
10961 comment that indicates the .c file which the functions are defined.
10962 (dwarf2out_*, set_decl_rtl): Add comment.
10963 (get_base_address): Adjust comment.
10964 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
10965 declarations line and add comment.
10966 (is_builtin_name): Add blank after function name, for clarity.
10968 2009-05-04 Joseph Myers <joseph@codesourcery.com>
10970 * attribs.c (decl_attributes): Use %qE for identifiers in
10972 * cgraphunit.c (verify_cgraph_node): Translate function names to
10973 locale character set in diagnostics.
10974 * coverage.c (get_coverage_counts): Use %qE for identifiers in
10976 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
10977 Document that functions are named in UTF-8.
10978 * expr.c (expand_expr_real_1): Translate function names to locale
10979 character set in diagnostics.
10980 * gimplify.c (omp_notice_variable, omp_is_private,
10981 gimplify_scan_omp_clauses): Use %qE for identifiers in
10983 * langhooks.c (lhd_print_error_function): Translate function names
10984 to locale character set.
10985 * langhooks.h (decl_printable_name): Document that return value is
10986 in internal character set.
10987 * stmt.c: Include pretty-print.h
10988 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
10990 (resolve_operand_name_1): Translate named operand name to locale
10992 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
10994 * toplev.c (announce_function): Translate function names to locale
10996 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
10997 (default_tree_printer): Use pp_identifier or translate identifiers
10998 to locale character set. Mark "<anonymous>" for translation.
10999 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11000 for identifiers in diagnostics.
11001 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11003 * varasm.c (output_constructor): Use %qE for identifiers in
11006 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11008 * configure.ac: use ` ` instead of $()
11009 * configure: Regenerate.
11011 2009-05-05 Ben Elliston <bje@au.ibm.com>
11013 * config/pa/linux-atomic.c: Eliminate conditional include of
11014 errno.h on non-LP64 systems to simplify build requirements.
11016 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11018 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11020 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11021 and pass value to identifier_to_locale.
11022 (warn_variable_length_array): Make name a tree.
11023 (grokdeclarator): Separate diagnostic texts for named and unnamed
11024 declarators. Use %qE for named declarators.
11025 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11027 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11028 identifiers in diagnostics.
11029 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11030 identifier_to_locale. Mark "anonymous" strings for translation.
11032 2009-05-04 Michael Eager <eager@eagercon.com>
11034 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11035 address for DImode/DFmode only if double-precision FP regs.
11037 2009-05-04 Michael Eager <eager@eagercon.com>
11039 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11040 TARGET_SINGLE_FLOAT check.
11042 2009-05-04 Michael Eager <eager@eagercon.com>
11044 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11046 2009-05-04 Michael Eager <eager@eagercon.com>
11048 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11049 * config/rs6000/t-xilinx: New
11051 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11053 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11054 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11055 * gcc/explow.c (memory_address): Use target hook.
11056 * gcc/targhooks.c (default_legitimize_address): New.
11057 * gcc/targhooks.h (default_legitimize_address): New.
11058 * gcc/target.h (legitimize_address): New.
11059 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11060 (TARGET_INITIALIZER): Include it.
11061 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11063 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11064 * config/bfin/bfin.c (legitimize_address): Remove.
11065 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11066 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11068 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11069 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11071 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11072 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11073 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11074 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11075 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11076 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11077 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11078 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11079 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11080 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11081 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11082 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11083 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11084 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11085 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11086 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11087 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11088 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11089 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11090 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11091 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11092 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11093 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11095 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11096 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11097 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11098 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11099 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11100 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11101 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11102 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11103 (thumb_legitimize_address): Delete.
11104 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11105 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11106 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11107 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11108 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11109 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11111 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11114 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11115 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11116 * config/m32r/m32r.c (m32r_legitimize_address): New.
11117 * config/m68k/m68k.c (m68k_legitimize_address): New.
11118 * config/score/score.c (score_legitimize_address): Standardize.
11119 * config/score/score3.c (score3_legitimize_address): Standardize.
11120 * config/score/score3.h (score3_legitimize_address): Adjust.
11121 * config/score/score7.c (score7_legitimize_address): Standardize.
11122 * config/score/score7.h (score7_legitimize_address): Adjust.
11123 * config/sh/sh.c (sh_legitimize_address): New.
11124 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11126 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11127 (s390_legitimize_address): ... this.
11128 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11129 (sparc_legitimize_address): ... this.
11130 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11131 (ix86_legitimize_address): ... this.
11132 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11133 (avr_legitimize_address): ... this.
11134 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11135 (mn10300_legitimize_address): ... this.
11136 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11137 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11138 (alpha_expand_mov): Adjust call.
11140 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11141 * config/spu/spu.c (spu_legitimize_address): Likewise.
11142 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11143 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11145 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11147 * intl.c (locale_encoding, locale_utf8): New.
11148 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11149 * intl.h (locale_encoding, locale_utf8): Declare.
11150 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11151 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11153 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11155 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11156 (pp_base_tree_identifier): Declare as function.
11157 (identifier_to_locale): Declare.
11158 * Makefile.in (pretty-print.o): Update dependencies.
11159 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11161 2009-05-04 Richard Guenther <rguenther@suse.de>
11163 PR middle-end/40015
11164 * builtins.c (fold_builtin_memory_op): Do not decay to element
11165 type if the size matches the whole array.
11167 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11169 * expmed.c (synth_mult): When trying out a shift, pass the result
11172 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11174 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11175 (shiftsub1_cost): New.
11176 (init_expmed): Compute shiftsub1_cost.
11177 (synth_mult): Optimize multiplications by constants of the form
11178 -(2^^m-1) for some constant positive integer m.
11180 2009-05-03 Richard Guenther <rguenther@suse.de>
11183 * c-typeck.c (array_to_pointer_conversion): Do not built
11184 ADDR_EXPRs of arrays of pointer-to-element type.
11185 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11186 up wrong ADDR_EXPRs after-the-fact.
11187 * c-common.c (strict_aliasing_warning): Strip pointer
11188 conversions for obtaining the original type.
11189 * builtins.c (fold_builtin_memset): Handle array types.
11190 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11193 2009-05-03 Richard Guenther <rguenther@suse.de>
11195 PR middle-end/23329
11196 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11197 Do not lose casts from array types with unknown extent to array
11198 types with known extent.
11199 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11200 alias set compatibility.
11202 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11204 * flags.h (extra_warnings): Delete.
11205 * toplev.c (process_options): Handle Wuninitialized here.
11206 * opts.c (extra_warnings): Delete.
11207 (set_Wextra): Delete.
11208 (common_handle_option): -Wextra can be handled automatically.
11209 * c-opts.c (c_common_handle_option): Delete obsolete code.
11210 (c_common_post_options): Simplify comment.
11211 * common.opt (W): Add Var.
11213 (Wuninitialized): Initialize to -1.
11215 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11216 Richard Guenther <rguenther@suse.de>
11218 * expr.c (get_def_for_expr): New function.
11219 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11220 SSA rather than trees.
11221 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11222 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11224 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11226 * c-common.c (reswords): Add _Imaginary.
11227 * c-common.c (enum rid): Add RID_IMAGINARY.
11229 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11231 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11232 Patch by Richard Guenther.
11234 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11236 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11237 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11238 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11239 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11240 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11241 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11242 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11243 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11244 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11245 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11246 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11247 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11248 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11249 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11250 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11251 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11252 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11253 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11255 2009-05-02 Richard Guenther <rguenther@suse.de>
11257 PR tree-optimization/39940
11258 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11261 2009-05-02 Richard Guenther <rguenther@suse.de>
11263 PR middle-end/40001
11264 * tree-ssa.c (execute_update_addresses_taken): Properly check
11265 if we can mark a variable DECL_GIMPLE_REG_P.
11266 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11267 back to the end of the function.
11268 (is_gimple_reg_type): Remove complex type special casing.
11269 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11272 2009-05-02 Ben Elliston <bje@au.ibm.com>
11274 * doc/collect2.texi (Collect2): Document search path behaviour
11275 when configured with --with-ld.
11277 2009-05-02 Jan Hubicka <jh@suse.cz>
11279 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11280 parameter; update callers.
11281 (coalesce_cost_edge): EH edges are costier because they needs
11282 splitting even if not critical and even more costier when there are
11283 multiple EH predecestors.
11285 2009-05-02 Jan Hubicka <jh@suse.cz>
11287 * except.c (remove_eh_handler_and_replace): Handle updating after
11288 removing TRY blocks.
11290 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11292 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11294 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11296 * varasm.c: Do not include c-pragma.h.
11297 * attribs.c: Do not incude c-common.h.
11299 2009-05-01 Michael Matz <matz@suse.de>
11301 * calls.c (initialize_argument_information): Handle SSA names like
11302 decls with a non MEM_P DECL_RTL.
11304 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11306 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11307 * ipa-utils.c: Likewise.
11308 * ipa-type-escape.c: Likewise.
11309 * cgraphunit.c Do not include c-common.h.
11310 * ipa-pure-const.c: Likewise.
11311 * tree-if-conv.c: Likewise.
11312 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11313 * ipa-struct-reorg.c: Likewise.
11314 * tree-nomudflap.c: Likewise.
11315 * tree-ssa-structalias.c: Likewise.
11317 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11319 * store-motion.c: Many cleanups to make this pass a first-class
11320 citizen instead of an appendix to gcse load motion. Add TODO list
11321 to make this pass faster/cleaner/better.
11323 (struct ls_expr): Post gcse.c-split cleanups.
11324 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11325 "stores" field to "avail_stores".
11326 (pre_ldst_mems): Rename to store_motion_mems.
11327 (pre_ldst_table): Rename to store_motion_mems_table.
11328 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11329 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11330 (ldst_entry): Rename to st_expr_entry, update users.
11331 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11332 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11333 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11335 (first_ls_expr): Rename to first_st_expr, update users.
11336 (next_ls_expr): Rename to next_st_expr, update users.
11337 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11338 fields properly for store motion instead of names inherited from load
11340 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11341 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11344 (ae_kill): Rename to st_kill, update users.
11345 (ae_gen): Rename to st_avloc, update users.
11346 (transp): Rename to st_transp, update users.
11347 (pre_insert_map): Rename to st_insert_map, update users.
11348 (pre_delete_map): Rename to st_delete_map, update users.
11349 (insert_store, build_store_vectors, free_store_memory,
11350 one_store_motion_pass): Update for abovementioned changes.
11352 (gcse_subst_count, gcse_create_count): Remove.
11353 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11354 and "n_stores_created", local variables.
11356 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11359 (regvec, compute_store_table_current_insn): Remove.
11360 (reg_set_info, reg_clear_last_set): Remove.
11361 (compute_store_table): Use DF caches instead of local dataflow
11364 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11366 * c-objc-common.c (c_tree_printer): Print identifiers with
11367 pp_identifier, not pp_string. Mark "({anonymous})" for
11369 * c-pretty-print.c (pp_c_ws_string): New.
11370 (pp_c_cv_qualifier, pp_c_type_specifier,
11371 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11372 pp_c_storage_class_specifier, pp_c_function_specifier,
11373 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11374 pp_c_primary_expression, pp_c_postfix_expression,
11375 pp_c_unary_expression, pp_c_shift_expression,
11376 pp_c_relational_expression, pp_c_equality_expression,
11377 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11378 use pp_string and pp_c_ws_string in place of pp_identifier and
11379 pp_c_identifier for non-identifiers. Mark English strings for
11381 * c-pretty-print.h (pp_c_ws_string): Declare.
11383 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11384 Roland McGrath <roland@redhat.com>
11386 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11387 (ENABLE_LD_BUILDID): New configuration option.
11388 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11389 (LINK_BUILDID_SPEC): New macro.
11390 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11392 * doc/install.texi: Document --enable-linker-build-id option.
11393 * configure: Rebuild.
11394 * config.in: Rebuild.
11396 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11398 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11399 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11400 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11401 MIPS_GP_SAVE_AREA_SIZE.
11402 * config/mips/mips.c (struct mips_frame_info): Update comment
11403 before arg_pointer_offset and hard_frame_pointer_offset.
11404 (mips_compute_frame_info): Update diagram before function: to
11405 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11406 indicate the position of frame_pointer_rtx with -fstack-protector and
11407 to show args_size. Don't allocate cprestore area for leaf functions
11408 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11410 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11412 2009-04-30 Michael Matz <matz@suse.de>
11414 PR tree-optimization/39955
11415 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11417 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11419 * ira.c (setup_cover_and_important_classes): Use safe macro
11420 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11422 * genpreds.c (write_tm_preds_h): Output suitable definition of
11423 REG_CLASS_FOR_CONSTRAINT.
11425 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11427 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11429 * bitmap.c (bitmap_descriptor): Likewise.
11430 * ggc-common.c (loc_descriptor): Likewise.
11431 * varray.c (varray_descriptor): Likewise.
11432 * vec.c (vec_descriptor): Likewise.
11434 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11436 * Makefile.in (dce.o): Add $(EXCEPT_H).
11437 * dce.c: Include except.h and delete redundant vector definitions.
11438 (deletable_insn_p): Return false for non-call insns that can throw
11441 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11443 * gcse.c (ae_gen): Remove.
11444 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11445 and make non-static function to make it available in store-motion.c.
11446 Update call sites with search-and-replace.
11447 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11448 extract_mentioned_regs, extract_mentioned_regs_helper,
11449 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11450 store_killed_in_insn, store_killed_after, store_killed_before,
11451 build_store_vectors, insert_insn_start_basic_block, insert-store,
11452 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11453 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11454 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11455 * store-motion.c: ...new file. Also copy data structures from gcse.c
11456 and clean up to remove parts not used by store motion.
11457 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11458 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11460 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11463 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11464 when optimizing for size.
11466 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11468 * gcse.c (gcse_constant_p): Fix typo in last change.
11470 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11472 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11474 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11476 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11478 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11480 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11481 CONST_HIGH_PART result.
11483 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11485 * config/avr/avr.c (initial_elimination_offset): Rename to
11486 avr_initial_elimination_offset.
11487 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11488 change return type to bool.
11489 (avr_can_eliminate): New function.
11490 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11491 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11492 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11493 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11494 avr_initial_elimination_offset.
11495 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11496 (avr_initial_elimination_offset): Define.
11498 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11499 Steven Bosscher <steven@gcc.gnu.org>
11501 PR rtl-optimization/39938
11502 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11503 * cfgrtl.c: Include insn-attr.h.
11504 (rest_of_pass_free_cfg): New function.
11505 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11506 * resource.c (init_resource_info): Remove call to df_analyze.
11508 2009-04-29 Richard Guenther <rguenther@suse.de>
11511 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11512 allow conversion to signed integers.
11514 2009-04-29 Richard Guenther <rguenther@suse.de>
11516 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11517 shifts of floating point vectors if the shift amount is
11518 a constant multiple of the element size.
11520 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11521 Michael Matz <matz@suse.de>
11523 PR middle-end/39927
11525 * tree-outof-ssa.c (emit_partition_copy): New function.
11526 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11527 insert_part_to_rtx_on_edge): Perform the partition base var
11528 copy using emit_partition_copy.
11529 (insert_value_copy_on_edge): Convert constants to the right mode.
11530 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11531 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11533 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11535 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11536 scan backwards to try to find a constant to initialize it.
11538 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11539 insn before the loop_end instruction, don't look past labels.
11541 2009-04-29 Richard Guenther <rguenther@suse.de>
11543 PR middle-end/39937
11544 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11545 loose type conversions.
11546 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11547 stmts only if there are no uses of its definition.
11549 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11551 * config/bfin/bfin.h (splitting_loops): Declare.
11552 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11553 Reorder bit definitions to be ascending.
11554 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11555 * config/bfin/bfin.c (splitting_loops): New variable.
11556 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11557 (struct loop_info): Remove members INIT and LOOP_INIT.
11558 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11559 the LSETUP sequence. Allow LC to be loaded from any register, but
11560 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11561 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11563 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11564 of reload_completed.
11567 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11569 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11571 * Makefile.in (PLUGIN_VERSION_H): New.
11572 (OBJS-common): Remove plugin-version.o.
11573 (plugin.o): Depend on (PLUGIN_VERSION_H).
11574 (plugin-version.o): Remove.
11575 * configure: Regenerate
11576 * configure.ac: Create plugin-version.h.
11577 * gcc-plugin.h (plugin_gcc_version): Remove.
11578 (plugin_default_version_check): Change signature.
11579 * plugin-version.c: Remove.
11580 * plugin.c: Include plugin-version.h.
11581 (str_plugin_gcc_version_name): Remove.
11582 (try_init_one_plugin): Pass gcc version to plugin_init.
11583 (plugin_default_version_check): Both gcc and plugin versions are now
11586 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11588 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11589 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11590 Remove special case testing for last insn of inner loops. Don't fail
11591 if the loop ends with a jump, emit an extra nop instead.
11593 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11594 DREGS rather than comparing directly. Remove code that tries to
11595 account for latencies.
11597 2009-04-29 Richard Guenther <rguenther@suse.de>
11599 PR tree-optimization/39941
11600 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11601 eliminating an indirect call.
11603 2009-04-29 Richard Guenther <rguenther@suse.de>
11605 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11606 parameter. Allow invariants as base if !require_lvalue.
11607 (verify_gimple_assign_single): Adjust.
11609 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11611 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11612 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11613 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11614 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11615 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11617 * config/bfin/bfin.c (bfin_expand_builtin,
11618 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11620 2009-04-28 Richard Guenther <rguenther@suse.de>
11622 * tree-vect-loop.c (get_initial_def_for_induction): Use
11623 correct types for pointer increment.
11625 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11627 * toplev.c (print_version): Update GMP version string calculation.
11629 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11631 PR rtl-optimization/39938
11632 * resource.c (init_resource_info): Add call to df_analyze.
11634 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11636 * config/alpha/alpha.md (usegp): Cast the result of
11637 alpha_find_lo_sum_using_gp to enum attr_usegp.
11638 * config/alpha/alpha.c (override_options): Remove end-of-structure
11639 marker element from cpu_table. Use array size of cpu_table to handle
11640 -mcpu and -mtune options.
11641 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11643 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11645 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11646 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11647 tune_32 and tune_64.
11648 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11649 support on PowerPC.
11650 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11651 * config/rs6000/option-defaults.h: ... here. New file.
11652 (OPT_64, OPT_32): Define.
11653 (MASK_64BIT): Define to 0 if not already defined.
11654 (OPT_ARCH64, OPT_ARCH32): Define.
11655 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11658 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11660 * config/arm/arm.c (arm_override_options): Emit error on using
11663 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11665 PR rtl-optimization/39914
11666 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11667 registers for allocnos created from user-defined variables only
11668 when not optimizing.
11670 2009-04-28 Richard Guenther <rguenther@suse.de>
11672 PR middle-end/39937
11673 * fold-const.c (fold_binary): Use distribute_real_division only
11676 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11678 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11679 add hpux-stdint.h to tm_file.
11680 (hppa[12]*-*-hpux11*): Ditto.
11681 (ia64*-*-hpux*): Ditto.
11682 * config/hpux-stdint.h: New.
11683 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11684 __STDC_EXT__ for all compiles.
11685 * config/pa/pa-hpux.h: Ditto.
11686 * config/pa/pa-hpux10.h: Ditto.
11687 * config/pa/pa-hpux11.h: Ditto.
11689 2009-04-28 Catherine Moore <clm@codesourcery.com>
11691 * debug.h (set_name): Add comment.
11693 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11696 * config/darwin.c (machopic_gen_offset): Check
11697 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11698 * config/arm/arm.c (require_pic_register): Likewise.
11700 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11702 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11703 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11704 m32c_promote_prototypes): Delete.
11706 2009-04-28 Michael Matz <matz@suse.de>
11708 PR middle-end/39922
11709 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11712 2009-04-28 Richard Guenther <rguenther@suse.de>
11714 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11716 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11718 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11719 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11720 * config/arm/arm-tune.md: Regenerate.
11722 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11724 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11725 block if there are complex incoming edges.
11726 (sel_merge_blocks): Remove useless assert.
11727 (sel_redirect_edge_and_branch): Check that edge was redirected.
11728 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11729 (sel_find_rgns): Delete declaration.
11730 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11731 the region when it is not a preheader.
11733 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11736 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11738 2009-04-28 Richard Guenther <rguenther@suse.de>
11740 * tree.h (SSA_NAME_VALUE): Remove.
11741 (struct tree_ssa_name): Remove value_handle member.
11742 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11743 array for jump threading.
11744 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11746 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11747 * tree-flow.h (threadedge_initialize_values): Declare.
11748 (threadedge_finalize_values): Likewise.
11749 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11750 (SSA_NAME_VALUE): Define.
11751 (threadedge_initialize_values): New function.
11752 (threadedge_finalize_values): Likewise.
11753 * tree-ssa-dom.c (ssa_name_values): New global variable.
11754 (SSA_NAME_VALUE): Define.
11755 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11757 2009-04-28 Ira Rosen <irar@il.ibm.com>
11759 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11760 Use REPORT_VECTORIZED_LOCATIONS instead
11761 REPORT_VECTORIZED_LOOPS.
11762 * tree-vectorizer.c (vect_verbosity_level): Make static.
11763 (vect_loop_location): Rename to vect_location.
11764 (vect_set_verbosity_level): Update comment.
11765 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11767 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11768 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11769 instead REPORT_UNVECTORIZED_LOOPS.
11770 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11771 and vect_loop_def to vect_external_def and vect_internal_def.
11772 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11773 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11774 REPORT_UNVECTORIZED_LOCATIONS.
11775 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11776 and vect_used_in_loop and to vect_unused_in_scope and
11777 vect_used_in_scope.
11778 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11779 (vect_verbosity_level): Remove declaration.
11780 (vect_analyze_operations): Likewise.
11781 (vect_analyze_stmt): Declare.
11782 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11783 REPORT_UNVECTORIZED_LOCATIONS.
11784 (vect_get_loop_niters): Fix indentation.
11785 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11786 (vect_analyze_loop_operations): New function.
11787 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11788 vect_analyze_operations.
11789 (vect_is_simple_reduction): Use new names.
11790 (vectorizable_live_operation, vect_transform_loop): Likewise.
11791 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11792 to specify whether the data references can be a part of interleaving
11794 (vect_analyze_data_ref_dependence): Use new names.
11795 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11796 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11797 * tree-vect-patterns.c (widened_name_p): Use new names.
11798 (vect_recog_dot_prod_pattern): Likewise.
11799 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11800 (process_use, vect_mark_stmts_to_be_vectorized,
11801 vect_model_simple_cost, vect_model_store_cost,
11802 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11803 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11804 vectorizable_operation, vectorizable_type_demotion,
11805 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11806 vectorizable_condition): Likewise.
11807 (vect_analyze_operations): Split into vect_analyze_loop_operations
11809 (vect_analyze_stmt): ... new function.
11810 (new_stmt_vec_info): Use new names.
11811 (vect_is_simple_use): Use new names and fix comment.
11812 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11813 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11815 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11818 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11819 and integer modes for x87 operands. Do not ICE for unsupported size,
11820 generate error instead. Generate error for unsupported operand types.
11821 ['z']: Do not handle HImode memory operands specially. Warning
11822 for floating-point operands. Fallthru to 'Z' for unsupported operand
11823 types. Do not ICE for unsupported size, generate error instead.
11824 (output_387_binary_op): Use %Z to output operands.
11825 (output_fp_compare): Ditto.
11826 (output_387_reg_move): Ditto.
11828 2009-04-28 Ben Elliston <bje@au.ibm.com>
11833 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11835 * builtins.c (c_strlen): Do not warn here.
11836 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11837 * c-common.c (pointer_int_sum): Take an explicit location.
11838 Warn about offsets out of bounds.
11839 * c-common.h (pointer_int_sum): Adjust declaration.
11841 2009-04-27 Ian Lance Taylor <iant@google.com>
11843 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11845 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11846 * df-core.c (df_set_flags): Change return type to int. Change
11847 type of old_flags to int.
11848 (df_clear_flags): Likewise.
11849 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11850 (df_get_conditional_uses): Likewise.
11851 * df.h (df_set_flags, df_clear_flags): Update declarations.
11852 * dwarf2out.c (struct indirect_string_node): Change type of form
11853 field to enum dwarf_form.
11854 (AT_string_form): Change return type to enum dwarf_form.
11855 * fixed-value.c (fixed_compare): Add cast to enum type.
11856 * fwprop.c (update_df): Change 0 to VOIDmode.
11857 * gensupport.c: Change 0 to UNKNOWN.
11858 * gimple.h (gimple_cond_code): Add cast to enum type.
11859 * haifa-sched.c (reemit_notes): Add cast to enum type.
11860 * hooks.c (hook_int_void_no_regs): Remove function.
11861 * hooks.h (hook_int_void_no_regs): Remove declaration.
11862 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11863 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11864 * real.c (real_arithmetic): Add cast to enum type.
11865 (real_compare): Likewise.
11866 * target.h (struct gcc_target): Change return type of
11867 branch_target_register_class to enum reg_class.
11868 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11869 default_branch_target_register_class.
11870 * targhooks.c (default_branch_target_register_class): New function.
11871 * targhooks.h (default_branch_target_register_class): Declare.
11872 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11873 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11875 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11877 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11878 vect_uninitialized_def. Change 0 to ERROR_MARK.
11879 * tree-vect-stmts.c (supportable_widening_operation): Don't
11880 initialize icode1 and icode2.
11881 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11882 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11884 (cmn_err_flag_specs): Change 0 to STD_C89.
11885 (cmn_err_char_table): Likewise.
11886 * config/arm/arm.c (get_arm_condition_code): Change type of code
11887 to enum arm_cond_code.
11888 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11889 (IWMMXT_BUILTIN2): Likewise.
11890 (neon_builtin_type_bits): Don't define typedef.
11891 (neon_builtin_datum): Change type of bits field to int.
11892 (arm_expand_neon_args): Add cast to enum type.
11893 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11895 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11896 casts to enum type.
11897 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11899 * config/mips/mips.md (jal_macro): Return enum constant.
11900 (single_insn): Likewise.
11901 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11903 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11904 casts to enum type.
11905 * config/s390/s390.c (s390_tune_flags): Change type to int.
11906 (s390_arch_flags): Likewise.
11907 (s390_handle_arch_option): Change flags field of struct pta to int.
11908 * config/s390/s390.h (s390_tune_flags): Update declaration.
11909 (s390_arch_flags): Likewise.
11910 * config/sh/sh.c (prepare_move_operands): Compare
11911 tls_symbolic_operand result with enum constant.
11912 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11913 (sh_expand_prologue): Add cast to enum type.
11914 (sh_expand_epilogue): Likewise.
11915 (tls_symbolic_operand): Change return type to enum tls_model.
11916 (fpscr_set_from_mem): Add cast to enum type.
11917 (legitimize_pic_address): Compare tls_symbolic_operand result with
11919 (sh_target_reg_class): Change return type to enum reg_class.
11920 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11922 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11923 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11924 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11925 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11926 (delayed_branch, tls_call_delay): Likewise.
11927 (eligible_for_sibcall_delay): Likewise.
11928 (eligible_for_return_delay): Likewise.
11929 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11930 (spu_expand_builtin_1): Likewise.
11932 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11933 for all types of conversions.
11934 (output_init_element): Issue -Wc++-compat warning if needed when
11935 initializing a bitfield with enum type.
11936 * c-parser.c (c_parser_expression): Set original_type to
11937 original_type of right hand operand of comman operator.
11939 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11941 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11943 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11944 * doc/cpp.texi (Standard Predefined Macros)
11945 (Implementation-defined behavior): Likewise.
11946 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11947 * doc/gimple.texi (GIMPLE Exception Handling)
11948 (@code{GIMPLE_ASSIGN}): Likewise.
11949 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11950 * doc/invoke.texi (Warning Options, Optimize Options)
11951 (AVR Options, Darwin Options): Likewise.
11952 (Optimize Options): Reformulate -fwhole-program description.
11953 * doc/loop.texi (Lambda): Likewise.
11954 * doc/md.texi (Output Template, Define Constraints)
11955 (Standard Names, Insn Splitting): Likewise.
11956 * doc/options.texi (Option properties): Likewise.
11957 * doc/passes.texi (Tree-SSA passes): Likewise.
11958 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
11959 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
11960 (File Names and DBX): Likewise.
11961 * doc/trouble.texi (Incompatibilities): Likewise.
11963 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11965 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
11966 instruction is correct.
11968 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11970 Allow non-constant arguments to conversion intrinsics.
11971 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
11972 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
11973 * spu.c (print_operand): Handle 'v' and 'w'.
11974 (exp2_immediate_p, spu_gen_exp2): Define.
11975 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
11976 spu_convtf_1): Update parameter descriptions.
11977 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
11978 * constraints.md ('v', 'w'): New.
11979 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
11981 (i2f, I2F): New define_mode_attr.
11982 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
11983 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
11984 fixuns_truncv4sfv4si2): Update to use mode attribute.
11985 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
11986 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
11987 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
11988 patterns for combine.
11990 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
11992 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
11993 (cprop, hoist, pre, store_motion): New debug counters.
11994 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
11995 is not an RTL pass anymore.
11996 (pass_profiling): Remove extern decl for pass removed in 2005.
11997 (pass_gcse, pass_jump_bypass): Remove.
11998 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11999 to 0 for clean state.
12000 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12001 * cse.c (gate_handle_cse_after_global_opts,
12002 rest_of_handle_cse_after_global_opts): New functions.
12003 (pass_cse_after_global_opts): New pass, does local CSE.
12004 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12005 (TV_CPROP): New timevar.
12006 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12007 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12008 (gcse_main, recompute_all_luids): Remove.
12009 (compute_hash_table_work): Call max_reg_num instead of reading
12011 (cprop_jump): Don't set run_jump_opt_after_gcse.
12012 (constprop_register): Always allow to alter jumps.
12013 (cprop_insn): Likewise.
12014 (do_local_cprop): Likewise.
12015 (local_cprop_pass): Likewise. Return non-zero if something changed.
12016 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12017 (find_implicit_sets): Add note about missed optimization opportunity.
12018 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12019 pass_rtl_cprop execute function.
12020 Don't bother tracking the pass number, each pass gets its own dumpfile
12022 Always allow to alter jumpsand bypass jumps.
12023 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12024 will just find no suitable set.
12025 (pre_edge_insert): Fix dumping, this function is for PRE only.
12026 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12027 pass_rtl_pre execute function.
12028 (hoist_code): Return non-zero if something changed. Keep track of
12029 substitutions and insertions for statistics gathering similar to PRE.
12030 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12031 called from the pass_rtl_hoist execute function. Show pass statistics.
12032 (compute_store_table): Use max_reg_num directly instead of using the
12033 formerly global max_gcse_regno.
12034 (build_store_vectors): Likewise.
12035 (replace_store_insn): Fix dumping.
12036 (store_motion): Rename to ...
12037 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12038 pass, called from the pass_rtl_store_motion execute function. Keep
12039 track of substitutions and insertions for statistics gathering similar
12041 (bypass_jumps): Remove, fold interesting bits into ...
12042 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12043 from the pass_rtl_cprop execute function.
12044 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12045 pass_jump_bypass): Remove.
12046 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12047 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12048 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12049 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12050 (gate_rtl_store_motion, execute_rtl_store_motion,
12051 pass_rtl_store_motion): New.
12052 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12053 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12054 * passes.c (init_optimization_passes): Remove pass_gcse and
12055 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12056 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12057 instead of pass_jump_bypass.
12059 2009-04-27 Richard Guenther <rguenther@suse.de>
12061 PR middle-end/39928
12062 * gimplify.c (gimplify_expr): If we are required to create
12063 a temporary make sure it ends up as register.
12065 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12068 * config/i386/i386.c (construct_container): Don't call
12069 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12070 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12072 2009-04-27 Michael Matz <matz@suse.de>
12074 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12075 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12076 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12077 (dump_replaceable_exprs): Take a bitmap.
12078 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12080 (expand_gimple_basic_block): Likewise.
12081 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12082 replaceable_expressions member a bitmap.
12083 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12084 (mark_replaceable): Likewise.
12085 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12086 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12088 2009-04-27 Richard Guenther <rguenther@suse.de>
12090 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12091 (verify_stmts): Dispatch to gimple/type verification code.
12092 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12093 issue with call argument types.
12095 2009-04-27 Michael Matz <matz@suse.de>
12097 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12098 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12101 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12102 Eric Botcazou <ebotcazou@adacore.com>
12104 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12105 a label's basic block.
12106 (mark_target_live_regs): Tidy and rework obsolete comments.
12107 Change back DF problem to LIVE. If a label starts a basic block,
12108 assume that all registers that used to be live then still are.
12109 (init_resource_info): If a label starts a basic block, set its
12110 BLOCK_FOR_INSN accordingly.
12111 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12113 2009-04-27 Richard Guenther <rguenther@suse.de>
12115 * tree-flow-inline.h (function_ann): Remove.
12116 (get_function_ann): Likewise.
12117 * tree-dfa.c (create_function_ann): Remove.
12118 * tree-flow.h (struct static_var_ann_d): Remove.
12119 (struct function_ann_d): Likewise.
12120 (union tree_ann_d): Remove fdecl member.
12121 (function_ann_t): Remove.
12122 (function_ann, get_function_ann, create_function_ann): Remove
12125 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12127 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12129 2009-04-27 Jan Hubicka <jh@suse.cz>
12131 * ipa-pure-const.c (struct funct_state_d): New fields
12132 state_previously_known, looping_previously_known; remove
12133 state_set_in_source.
12134 (analyze_function): Use new fields.
12135 (propagate): Avoid assumption that state_set_in_source imply
12138 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12139 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12140 * cfgloop.h (finite_loop_p): Declare.
12142 2009-04-26 Michael Matz <matz@suse.de>
12144 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12146 2009-04-26 Michael Matz <matz@suse.de>
12148 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12149 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12150 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12151 pass_mark_used_blocks): Remove.
12152 * tree-optimize.c (pass_free_datastructures,
12153 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12154 * passes.c (init_optimization_passes): Don't call
12155 pass_mark_used_blocks, remove dead code.
12157 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12159 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12160 * tree-ssa-live.h (register_ssa_partition): Likewise.
12162 2009-04-26 Michael Matz <matz@suse.de>
12165 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12166 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12167 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12169 (compare_pairs): Swap cost comparison.
12170 (coalesce_ssa_name): Don't use change_partition_var.
12171 * tree-nrv.c (struct nrv_data): Add modified member.
12172 (finalize_nrv_r): Set it.
12173 (tree_nrv): Use it to update statements.
12174 (pass_nrv): Require PROP_ssa.
12175 * tree-mudflap.c (mf_decl_cache_locals,
12176 mf_build_check_statement_for): Use make_rename_temp.
12177 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12178 * alias.c (find_base_decl): Handle SSA names.
12179 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12180 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12181 * rtl.h (set_reg_attrs_for_parm): Declare.
12182 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12183 to "optimized", remove unused locals at finish.
12184 (execute_free_datastructures): Make global, call
12185 delete_tree_cfg_annotations.
12186 (execute_free_cfg_annotations): Don't call
12187 delete_tree_cfg_annotations.
12189 * ssaexpand.h: New file.
12190 * expr.c (toplevel): Include ssaexpand.h.
12191 (expand_assignment): Handle SSA names the same as register variables.
12192 (expand_expr_real_1): Expand SSA names.
12193 * cfgexpand.c (toplevel): Include ssaexpand.h.
12194 (SA): New global variable.
12195 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12196 (SSAVAR): New macro.
12197 (set_rtl): New helper function.
12198 (add_stack_var): Deal with SSA names, use set_rtl.
12199 (expand_one_stack_var_at): Likewise.
12200 (expand_one_stack_var): Deal with SSA names.
12201 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12202 before unique numbers.
12203 (expand_stack_vars): Use set_rtl.
12204 (expand_one_var): Accept SSA names, add asserts for them, feed them
12205 to above subroutines.
12206 (expand_used_vars): Expand all partitions (without default defs),
12207 then only the local decls (ignoring those expanded already).
12208 (expand_gimple_cond): Remove edges when jumpif() expands an
12209 unconditional jump.
12210 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12211 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12213 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12214 members of SA; deal with PARM_DECL partitions here; expand
12215 all PHI nodes, free tree datastructures and SA. Commit instructions
12216 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12217 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12218 info and statements at start, collect garbage at finish.
12219 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12220 (VAR_ANN_PARTITION) Remove.
12221 (change_partition_var): Don't declare.
12222 (partition_to_var): Always return SSA names.
12223 (var_to_partition): Only accept SSA names.
12224 (register_ssa_partition): Only check argument.
12225 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12227 (delete_var_map): Don't free it.
12228 (var_union): Only accept SSA names, simplify.
12229 (partition_view_init): Mark only useful SSA names as used.
12230 (partition_view_fini): Only deal with SSA names.
12231 (change_partition_var): Remove.
12232 (dump_var_map): Use ssa_name instead of partition_to_var member.
12233 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12235 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12236 (struct _elim_graph): New member const_dests; nodes member vector of
12238 (set_location_for_edge): New static helper.
12239 (create_temp): Remove.
12240 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12241 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12242 (new_elim_graph): Allocate const_dests member.
12243 (clean_elim_graph): Truncate const_dests member.
12244 (delete_elim_graph): Free const_dests member.
12245 (elim_graph_size): Adapt to new type of nodes member.
12246 (elim_graph_add_node): Likewise.
12247 (eliminate_name): Likewise.
12248 (eliminate_build): Don't take basic block argument, deal only with
12249 partition numbers, not variables.
12250 (get_temp_reg): New static helper.
12251 (elim_create): Use it, deal with RTL temporaries instead of trees.
12252 (eliminate_phi): Adjust all calls to new signature.
12253 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12254 (rewrite_trees): Only do checking.
12255 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12256 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12257 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12258 contains_tree_r, MAX_STMTS_IN_LATCH,
12259 process_single_block_loop_latch, analyze_edges_for_bb,
12260 perform_edge_inserts): Remove.
12261 (expand_phi_nodes): New global function.
12262 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12263 functions, initialize new parameter, remember partitions having a
12265 (finish_out_of_ssa): New global function.
12266 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12267 don't reset in_ssa_p here, don't disable TER when mudflap.
12268 (pass_del_ssa): Remove.
12269 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12271 (execute_free_datastructures): Declare.
12272 * Makefile.in (SSAEXPAND_H): New variable.
12273 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12274 * basic-block.h (commit_one_edge_insertion): Declare.
12275 * passes.c (init_optimization_passes): Move pass_nrv and
12276 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12277 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12278 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12279 (redirect_branch_edge): Deal with super block when expanding, split
12280 out jump patching itself into ...
12281 (patch_jump_insn): ... here, new static helper.
12283 2009-04-26 Michael Matz <matz@suse.de>
12285 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12286 beyond num_ssa_names.
12287 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12288 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12290 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12292 PR inline-asm/39543
12293 * fwprop.c (forward_propagate_asm): New function.
12294 (forward_propagate_and_simplify): Propagate also into __asm, if it
12295 doesn't increase the number of referenced registers.
12298 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12300 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12302 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12303 note_nonlocal_vla_type for nonlocal VLAs.
12304 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12305 contains_remapped_vars, remap_vla_decls): New functions.
12306 (convert_nonlocal_reference_stmt): If not optimizing, call
12307 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12308 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12309 if it wasn't found in var_map.
12310 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12311 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12312 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12314 * gimplify.c (nonlocal_vlas): New variable.
12315 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12317 (gimplify_body): Create and destroy nonlocal_vlas.
12319 * dwarf2out.c (loc_descr_plus_const): New function.
12320 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12321 mem_loc_descriptor, loc_descriptor_from_tree_1,
12322 descr_info_loc, gen_variable_die): Use it.
12324 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12325 !TREE_STATIC VAR_DECLs.
12326 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12327 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12328 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12329 DECL_BY_REFERENCE is valid.
12330 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12331 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12332 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12333 Copy DECL_BY_REFERENCE.
12334 (struct nesting_copy_body_data): New type.
12335 (nesting_copy_decl): New function.
12336 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12337 if they have variable length.
12339 2009-04-26 Michael Matz <matz@suse.de>
12341 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12342 mark new temporaries for renaming.
12344 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12347 * c-decl.c (global_bindings_p): Return negative value.
12348 (c_variable_size): New. Based on variable_size from
12350 (grokdeclarator): Call c_variable_size not variable_size.
12352 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12354 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12356 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12358 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12359 Redefine it to just use mingw/include.
12360 (ASM_SPEC): Rules for -m32 and -m64.
12361 (LINK_SPEC): Use Likewise.
12362 (SPEC_32): New define.
12363 (SPEC_64): Likewise.
12364 (SUB_LINK_SPEC): Likewise.
12365 (MULTILIB_DEFAULTS): New define.
12366 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12367 Add multilib options.
12368 (MULTILIB_DIRNAMES): Likewise.
12369 (MULTILIB_OSDIRNAMES): Likewise.
12370 (LIBGCC): Likewise.
12371 (INSTALL_LIBGCC): Likewise.
12373 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12376 * c-tree.h (enum c_inline_static_type): New.
12377 (record_inline_static): Declare.
12378 * c-decl.c (struct c_inline_static, c_inline_statics,
12379 record_inline_static, check_inline_statics): New.
12380 (pop_file_scope): Call check_inline_statics.
12381 (start_decl): Call record_inline_static instead of pedwarning
12382 directly for static in inline function.
12383 * c-typeck.c (build_external_ref): Call record_inline_static
12384 instead of pedwarning directly for static referenced in inline
12387 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12389 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12390 not new but only being rescanned.
12391 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12392 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12393 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12394 record_set_info, compute_set, grealloc): Remove.
12395 (recompute_all_luids): New function.
12396 (gcse_main): Don't compute sets, and don't do related memory
12397 allocations/free-ing. If something changed before the end of the
12398 pass, update LUIDs using recompute_all_luids.
12399 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12400 (free_gcse_mem): Don't free it either.
12401 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12402 Use the df insn LUIDs.
12403 (load_killed_in_block): Likewise.
12404 (compute_hash_table_work): Don't compute reg_set_in_block.
12405 (compute_transp): Use DF_REG_DEF_CHAINs.
12406 (local_cprop_pass): Don't use compute_sets and related functions.
12407 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12408 Use get_max_uid() instead of max_cuid.
12409 (insert_insn_end_basic_block, pre_insert_copy_insn,
12410 update_ld_motion_stores): Don't try to
12411 keep reg_set tables up to date.
12412 (pre_insert_copies): Use df insn LUIDs.
12413 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12414 (reg_set_info): Don't use extra bitmap argument.
12415 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12416 information to compute regs_set_in_block.
12417 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12418 (bypass_jumps): Don't use compute_sets and friends.
12420 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12423 * opts.c (undocumented_msg): Do not leave blank even with
12426 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12428 * c-decl.c (build_enumerator): Allow values folding to integer
12429 constants but not integer constant expressions with a pedwarn if
12432 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12435 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12436 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12437 type is an integer constant.
12439 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12442 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12445 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12448 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12449 with variably modified return type and no storage class
12450 specifiers, except for the case of nested functions. Distinguish
12451 extern declarations of functions with variably modified return
12452 types from those of objects with variably modified types.
12454 2009-04-25 Jan Hubicka <jh@suse.cz>
12456 * tree.c (list_equal_p): New function.
12457 * tree.h (list_equal_p): Declare.
12458 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12459 basic_block_def, basic_block, const_basic_block): New.
12460 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12461 (redirect_eh_edge): New function.
12462 (make_eh_edge_update_phi): EH edges are not abnormal.
12463 * except.c: Include tree-flow.h.
12464 (list_match): New function.
12465 (eh_region_replaceable_by_p): New function.
12466 (replace_region): New function.
12467 (hash_type_list): New function.
12468 (hash_eh_region): New function.
12469 (eh_regions_equal_p): New function.
12470 (merge_peers): New function.
12471 (remove_unreachable_regions): Verify EH tree when checking;
12473 (copy_eh_region_1): New function.
12474 (copy_eh_region): New function.
12475 (push_reachable_handler): New function.
12476 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12477 regions without label but with live RESX.
12478 * except.h (redirect_eh_edge_to_label): New.
12479 * tree-flow.h (redirect_eh_edge): New.
12480 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12481 basic_block_def, basic_block, const_basic_block): Remove.
12482 * Makefile.in (except.o): Add dependency on tree-flow.h
12483 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12484 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12487 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12490 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12491 on the destination of memcpy.
12493 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12495 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12496 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12497 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12499 2009-04-25 Jan Hubicka <jh@suse.cz>
12501 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12502 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12503 to be reached by different label than left.
12504 (update_eh_edges): Update comment; remove edge_to_remove if possible
12505 and return true if suceeded.
12506 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12507 (cleanup_eh): Compute sharing map.
12508 * except.c (remove_eh_handler_and_replace): Add argument if we should
12510 (remove_unreachable_regions): Update for label sharing.
12511 (label_to_region_map): Likewise.
12512 (get_next_region_sharing_label): New function.
12513 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12515 (remove_eh_handler): Update.
12516 (remove_eh_region_and_replace_by_outer_of): New function.
12517 * except.h (struct eh_region): Add next_region_sharing_label.
12518 (remove_eh_region_and_replace_by_outer_of,
12519 get_next_region_sharing_label): Declare.
12520 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12522 2009-04-25 Jan Hubicka <jh@suse.cz>
12524 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12525 insert code even if they are not critical.
12527 2009-04-25 Jan Hubicka <jh@suse.cz>
12529 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12530 (gimple_can_remove_branch_p): EH edges won't remove branch by
12532 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12533 updating of non-abnormal EH edges.
12534 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12535 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12536 (split_critical_edges): Split also edges where emitting code on them
12537 will lead to splitting later.
12539 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12540 H.J. Lu <hongjiu.lu@intel.com>
12543 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12544 the configured assembler supports fildq and fistpq mnemonics.
12545 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12546 * configure: Regenerated.
12547 * config.in: Ditto.
12549 * config/i386/i386.c (print_operand): Handle 'Z'.
12550 ['z']: Remove handling of special fild/fist suffixes.
12551 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12552 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12553 suffix of fild insn.
12554 (*floatsi<mode>2_vector_mixed): Ditto.
12555 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12556 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12557 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12558 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12559 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12561 2009-04-25 Ben Elliston <bje@au.ibm.com>
12563 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12564 the source of a set operation.
12566 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12568 * target.h (struct gcc_target): Add case_values_threshold field.
12569 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12570 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12571 * targhooks.c (default_case_values_threshold): New function.
12572 * targhooks.h (default_case_values_threshold): Declare function.
12573 * stmt.c (expand_case): Use case_values_threshold target hook.
12574 * expr.h (case_values_threshold): Remove declartation.
12575 * expr.c (case_values_threshold): Remove function.
12576 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12578 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12579 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12580 (avr_case_values_threshold): Declare as static.
12581 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12583 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12584 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12585 (mn10300_case_values_threshold): New function.
12587 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12589 * ira.c (setup_cover_and_important_classes): Add enum cast.
12591 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12593 * genpreds.c (write_enum_constraint_num): Output definition of
12594 CONSTRAINT_NUM_DEFINED_P macro.
12595 * ira.c (setup_cover_and_important_classes): Use
12596 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12598 2009-04-24 DJ Delorie <dj@redhat.com>
12600 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12601 __SH2A_SINGLE_ONLY__ also.
12603 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12605 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12606 (movdf_internal): Ditto.
12607 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12608 SFmode and DFmode constants.
12609 (ia64_print_operand): Add 'G' format for printing
12610 floating point constants.
12612 2009-04-24 Richard Guenther <rguenther@suse.de>
12614 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12615 from unsigned additions.
12617 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12619 * c-typeck.c (set_init_index): Allow array designators that are
12620 not integer constant expressions with a pedwarn if pedantic.
12622 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12624 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12625 zero if no overlap in nonzero bits between the operands.
12627 2009-04-24 Ian Lance Taylor <iant@google.com>
12629 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12630 (record_dead_and_set_regs): Likewise.
12631 * df.h (struct df_mw_hardreg): Change flags field to int.
12632 (struct df_base_ref): Likewise.
12633 (struct df): Change changeable_flags field to int.
12634 * df-scan.c (df_defs_record): Change clobber_flags to int.
12635 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12636 constants rather than #define macros.
12637 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12638 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12639 (enum dwarf_calling_convention): Likewise.
12640 (enum dwarf_line_number_x_ops): Likewise.
12641 (enum dwarf_call_frame_info): Likewise.
12642 (enum dwarf_source_language): Likewise.
12643 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12644 (add_calling_convention_attribute): Likewise.
12645 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12646 (combine_comparisons): Change compcode to int. Add cast to enum type.
12647 * genrecog.c (maybe_both_true_2): Change c to int.
12648 (write_switch): Likewise. Add cast to enum type.
12649 * gimplify.c (gimplify_omp_for): Handle return values from
12650 gimplify_expr using MIN rather than bitwise or.
12651 (gimplify_expr): Add cast to enum type.
12652 * ipa-prop.c (update_jump_functions_after_inlining): Change
12653 IPA_BOTTOM to IPA_JF_UNKNOWN.
12654 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12655 Add casts to enum type.
12656 (setup_cover_and_important_classes): Change cl to int. Add casts
12658 (setup_class_translate): Change cl and mode to int.
12659 (ira_init_once): Change mode to int.
12660 (free_register_move_costs): Likewise.
12661 (setup_prohibited_mode_move_regs): Add casts to enum type.
12662 * langhooks.c (add_builtin_function_common): Rework assertion that
12663 value fits bitfield.
12664 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12665 * omega.c (omega_do_elimination): Avoid math on enum types.
12666 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12667 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12668 int local to handle integral_argment value.
12669 * regmove.c (try_auto_increment): Change PUT_MODE to
12671 * reload.c (push_secondary_reload): Add casts to enum type.
12672 (secondary_reload_class, find_valid_class): Likewise.
12673 * reload1.c (emit_input_reload_insns): Likewise.
12674 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12675 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12676 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12678 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12679 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12681 (expand_complex_libcall): Add casts to enum type.
12682 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12683 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12684 with ERROR_MARK, not NUM_TREE_CODES.
12685 (vect_create_epilog_for_reduction): Likewise.
12686 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12687 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12688 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12690 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12691 vect_unused_in_loop. Change 0 to loop_vect.
12692 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12693 * var-tracking.c (get_init_value): Change return type to enum
12695 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12696 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12698 (arm_override_options): Add casts to enum type.
12699 (arm_emit_tls_decoration): Likewise.
12700 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12702 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12703 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12704 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12706 * config/s390/s390.c (code_for_builtin_64): Change to array of
12708 (code_for_builtin_31): Likewise.
12709 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12711 * config/sparc/sparc.c (sparc_override_options): Change value
12712 field in struct code_model to enum cmodel. In initializer change
12713 0 to NULL and add cast to enum type.
12715 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12716 Change all callers. Issue a -Wc++-compat warning using
12717 lhs_origtype if necessary.
12718 (convert_for_assignment): Issue -Wc++-compat warnings about
12719 invalid conversions to enum type on assignment.
12720 * c-common.h (build_modify_expr): Update declaration.
12722 2009-04-24 Nick Clifton <nickc@redhat.com>
12724 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12725 (function_arg_advance): Likewise.
12726 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12729 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12731 * config/s390/constraints.md ('I', 'J'): Fix condition.
12733 2009-04-24 Diego Novillo <dnovillo@google.com>
12735 * gengtype-parse.c (parse_error): Add newline after message.
12737 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12739 * config/i386/sse.md (avxmodesuffixs): Removed.
12740 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12741 (*avx_pinsr<ssevecsize>): This.
12743 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12745 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12746 follow chains of regs with a single definition, and allow expressions
12747 that are function_invariant_p.
12748 (simple_rhs_p): Allow expressions that are function_invariant_p.
12750 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12752 PR middle-end/39867
12753 * fold-const.c (fold_cond_expr_with_comparison): When folding
12754 > and >= to MAX, make sure the MAX uses the same type as the
12755 comparison's operands.
12757 2009-04-24 Nick Clifton <nickc@redhat.com>
12759 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12760 addressing for DImode accesses.
12761 (frv_print_operand_address): Handle PLUS case.
12762 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12764 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12766 PR rtl-optimization/39794
12767 * alias.c (canon_true_dependence): Add x_addr argument.
12768 * rtl.h (canon_true_dependence): Adjust prototype.
12769 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12770 * cselib.c (cselib_invalidate_mem): Likewise.
12771 * gcse.c (compute_transp): Likewise.
12772 * dse.c (scan_reads_nospill): Likewise.
12773 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12774 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12775 canon_base_addr of the group, plus optional offset.
12776 (struct group_info): Rename canon_base_mem to
12778 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12779 canon_rtx of base_mem.
12781 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12783 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12784 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12786 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12788 * config/spu/spu-builtins.h: Delete file.
12790 * config/spu/spu.h (enum spu_builtin_type): Move here from
12792 (struct spu_builtin_description): Likewise. Add GTY marker.
12793 Do not use enum spu_function_code or enum insn_code.
12794 (spu_builtins): Add extern declaration.
12796 * config/spu/spu.c: Do not include "spu-builtins.h".
12797 (enum spu_function_code, enum spu_builtin_type_index,
12798 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12799 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12800 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12801 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12802 (spu_builtin_types): Make static. Add GTY marker.
12803 (spu_builtins): Add extern declaration with GTY marker.
12804 Include "gt-spu.h".
12806 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12807 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12808 Check programmatically whether all parameters are scalar.
12810 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12812 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12814 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12815 assignment from the constructor either if the target is volatile.
12817 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12819 * config/arm/arm.md (insv): Do not share operands[0].
12821 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12823 * config/vxlib-tls.c (active_tls_threads): Delete.
12824 (delete_hook_installed): New.
12825 (tls_delete_hook): Don't delete the delete hook.
12826 (tls_destructor): Delete it here.
12827 (__gthread_set_specific): Adjust installing the delete hook.
12828 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12829 __gthread_leave_tsd_dtor_context.
12831 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12833 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12835 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12837 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12839 (alpha_rtx_costs): Ditto.
12840 (emit_unlikely_jump): Use add_reg_note.
12841 (emit_frame_store_1): Ditto.
12842 (alpha_expand_prologue): Ditto.
12843 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12844 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12846 2009-04-23 Nick Clifton <nickc@redhat.com>
12848 * config/v850/v850.md (epilogue): Remove suppressed code.
12849 (return): Rename to return_simple and remove test of frame size.
12850 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12851 to gen_return_simple.
12853 2009-04-22 Jing Yu <jingyu@google.com>
12856 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12858 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12861 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12862 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12863 value is a VECTOR_CST, the element type is the element type of the
12866 2009-04-22 DJ Delorie <dj@redhat.com>
12868 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12870 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12872 * alias.c (find_base_term): Move around LO_SUM case, so that
12873 CONST falls through into PLUS/MINUS handling.
12876 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12877 into 0, use omit_one_operand.
12879 2009-04-23 Ben Elliston <bje@au.ibm.com>
12881 * config/rs6000/linux-unwind.h (get_regs): Remove type
12882 puns. Change the type of `pc' to an array of unsigned ints and
12883 update all users. Constify frame24.
12885 2009-04-22 DJ Delorie <dj@redhat.com>
12887 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12888 declarations before code.
12889 (current_function_special_page_vector): Likewise.
12890 (m32c_expand_insv): Silence a warning.
12892 2009-04-21 Taras Glek <tglek@mozilla.com>
12894 * alias.c: Update GTY annotations to new syntax.
12895 * basic-block.h: Likewise.
12896 * bitmap.h: Likewise.
12897 * c-common.h: Likewise.
12898 * c-decl.c: Likewise.
12899 * c-parser.c: Likewise.
12900 * c-pragma.c: Likewise.
12901 * c-tree.h: Likewise.
12902 * cfgloop.h: Likewise.
12903 * cgraph.h: Likewise.
12904 * config/alpha/alpha.c: Likewise.
12905 * config/arm/arm.h: Likewise.
12906 * config/avr/avr.h: Likewise.
12907 * config/bfin/bfin.c: Likewise.
12908 * config/cris/cris.c: Likewise.
12909 * config/darwin.c: Likewise.
12910 * config/frv/frv.c: Likewise.
12911 * config/i386/i386.c: Likewise.
12912 * config/i386/i386.h: Likewise.
12913 * config/i386/winnt.c: Likewise.
12914 * config/ia64/ia64.h: Likewise.
12915 * config/iq2000/iq2000.c: Likewise.
12916 * config/mips/mips.c: Likewise.
12917 * config/mmix/mmix.h: Likewise.
12918 * config/pa/pa.c: Likewise.
12919 * config/pa/pa.h: Likewise.
12920 * config/rs6000/rs6000.c: Likewise.
12921 * config/s390/s390.c: Likewise.
12922 * config/sparc/sparc.c: Likewise.
12923 * config/xtensa/xtensa.c: Likewise.
12924 * cselib.h: Likewise.
12925 * dbxout.c: Likewise.
12926 * dwarf2out.c: Likewise.
12927 * except.c: Likewise.
12928 * except.h: Likewise.
12929 * fixed-value.h: Likewise.
12930 * function.c: Likewise.
12931 * function.h: Likewise.
12932 * gimple.h: Likewise.
12933 * integrate.c: Likewise.
12934 * optabs.c: Likewise.
12935 * output.h: Likewise.
12936 * real.h: Likewise.
12938 * stringpool.c: Likewise.
12939 * tree-data-ref.c: Likewise.
12940 * tree-flow.h: Likewise.
12941 * tree-scalar-evolution.c: Likewise.
12942 * tree-ssa-address.c: Likewise.
12943 * tree-ssa-alias.h: Likewise.
12944 * tree-ssa-operands.h: Likewise.
12945 * tree.c: Likewise.
12946 * tree.h: Likewise.
12947 * varasm.c: Likewise.
12948 * varray.h: Likewise.
12950 * coretypes.h: Do not define GTY macro if it is already defined.
12951 * doc/gty.texi: Update GTY documentation to new syntax.
12952 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12953 annotations on structs.
12954 * gengtype-parse.c: Likewise.
12956 2009-04-22 Mark Heffernan <meheff@google.com>
12958 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
12960 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12962 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
12965 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
12967 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
12968 the same as a PLUS without a shift. Increase the cost of a
12971 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12973 * Makefile.in: Update dependencies.
12974 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
12975 * errors.h: Remove bogus comment about compatibility.
12976 (warning): Update declaration.
12977 * genautomata.c: Update all calls to warning.
12978 * gimple.c: Do not include errors.h. Include toplev.h.
12979 * tree-ssa-structalias.c: Do not include errors.h.
12980 * omega.c: Likewise.
12981 * tree-ssa-reassoc.c: Likewise.
12982 * config/spu/spu-c.c: Likewise.
12983 * config/spu/t-spu-elf: Update dependencies.
12985 2009-04-22 Richard Guenther <rguenther@suse.de>
12987 PR tree-optimization/39824
12988 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
12989 make sure the types are compatible.
12991 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12994 * c-common.c (c_parse_error): Take a token_flags parameter.
12995 Use token_type for the token type instead.
12996 Pass token_flags to cpp_type2name.
12997 * c-common.h (c_parse_error): Update declaration.
12998 * c-parser.c (c_parser_error): Pass 0 as token flags.
13000 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13002 PR rtl-optimization/39580
13003 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13005 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13007 * function.c (expand_function_end): Do not emit a jump to the "naked"
13008 return label for fall-through returns.
13009 * except.c (sjlj_emit_function_exit): Always place the call to the
13010 unregister function at the location installed by expand_function_end.
13012 2009-04-22 Richard Guenther <rguenther@suse.de>
13014 PR tree-optimization/39845
13015 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13016 (gen_inbound_check): Likewise.
13018 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13020 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13022 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13023 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13025 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13027 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13028 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13029 shift counts to avoid out-of-bounds array accesses.
13031 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13033 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13034 (Pmode): Move above.
13036 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13038 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13039 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13040 GET_CODE macro. Use IN_RANGE macro where appropriate.
13041 * config/alpha/alpha.h: Ditto.
13042 * config/alpha/alpha.md: Ditto.
13043 * config/alpha/constraints.md: Ditto.
13044 * config/alpha/predicates.md: Ditto.
13046 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13048 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13049 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13050 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13051 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13052 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13053 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13054 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13055 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13056 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13057 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13058 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13059 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13060 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13061 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13062 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13063 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13064 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13065 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13066 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13067 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13068 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13069 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13070 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13071 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13072 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13073 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13074 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13076 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13078 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13079 references from comments.
13080 * cfgbuild.c: (count_basic_blocks): Delete.
13081 (find_basic_blocks_1): Delete.
13082 (find_basic_blocks): Delete.
13083 * except.c (finish_eh_generation): Make static. Move comment from
13084 except.h here. Remove find_basic_blocks references from comments.
13085 * except.h (finish_eh_generation): Delete.
13086 * basic-block.h (find_basic_blocks): Delete.
13087 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13089 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13091 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13092 (sdbout_parms): Likewise.
13094 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13096 * config/sh/sh.c (prepare_cbranch_operands): Use
13097 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13098 (expand_cbranchdi4): Likewise.
13099 (from_compare): Add cast to enum type.
13100 (expand_cbranchsi4): Use add_reg_note.
13101 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13102 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13103 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13104 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13105 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13106 instead of CODE_FOR_nothing.
13107 (cbranchdi4): Likewise. Fix the order of arguments for
13109 (push_fpscr): Use add_reg_note.
13110 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13111 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13113 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13115 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13116 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13117 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13118 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13119 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13120 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13121 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13122 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13123 config/alpha/x-vms, config/arc/t-arc,
13124 config/arm/README-interworking, config/arm/arm-c.c,
13125 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13126 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13127 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13128 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13129 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13130 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13131 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13132 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13133 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13134 config/cris/t-elfmulti, config/crx/t-crx,
13135 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13136 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13137 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13138 config/h8300/t-h8300, config/i386/athlon.md,
13139 config/i386/darwin-libgcc.10.4.ver,
13140 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13141 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13142 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13143 config/i386/t-linux64, config/i386/t-nwld,
13144 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13145 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13146 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13147 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13148 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13149 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13150 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13151 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13152 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13153 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13154 config/m68k/t-uclinux, config/mcore/t-mcore,
13155 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13156 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13157 config/mips/crtn.asm, config/mips/irix-crti.asm,
13158 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13159 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13160 config/mips/mips-fixed.md, config/mips/sb1.md,
13161 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13162 config/mips/t-iris6, config/mips/t-isa3264,
13163 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13164 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13165 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13166 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13167 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13168 config/mn10300/t-linux, config/mn10300/t-mn10300,
13169 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13170 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13171 config/picochip/libgccExtras/clzsi2.asm,
13172 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13173 config/rs6000/darwin-libgcc.10.4.ver,
13174 config/rs6000/darwin-libgcc.10.5.ver,
13175 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13176 config/rs6000/t-aix43, config/rs6000/t-aix52,
13177 config/rs6000/t-darwin, config/rs6000/t-fprules,
13178 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13179 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13180 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13181 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13182 config/rs6000/t-rtems, config/rs6000/t-spe,
13183 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13184 config/score/t-score-elf, config/sh/divcost-analysis,
13185 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13186 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13187 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13188 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13189 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13190 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13191 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13192 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13193 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13194 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13195 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13196 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13197 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13198 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13199 * config/h8300/genmova.sh: Include copyright and license notices
13200 in generated output.
13201 * config/h8300/mova.md: Regenerate.
13202 * doc/install.texi2html: Include word "Copyright" in copyright
13203 notice and use name "Free Software Foundation, Inc.".
13204 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13205 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13206 ChangeLog-2007, ChangeLog-2008: Correct dates.
13208 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13210 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13211 NE_EXPR operations as well.
13212 * c-parser.c (c_parser_condition): Do not set location information on
13214 (c_parser_conditional_expression): Likewise.
13215 (c_parser_binary_expression): Set location information on operators.
13216 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13217 TRUTH_NOT_EXPR has been folded.
13218 * fold-const.c (fold_truth_not_expr): Copy location information from
13219 the incoming expression to the outgoing one.
13220 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13221 recursive calls on the LHS of the operator but pass that of the
13222 operator to recursive calls on the RHS of the operator. Set it
13224 (shortcut_cond_expr): Set the locus of the operator on the second
13225 COND_EXPR and that of the expression on the first in degenerate cases.
13226 Pass the locus of the expression to calls to shortcut_cond_r.
13227 Set the locus of the 'then' block on the associated jump, if any.
13228 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13229 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13230 expression to call to gimplify_boolean_expr.
13232 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13234 * config.gcc: Add additional configuration for
13235 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13236 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13237 (CPP_SPEC): Redefine for allowing -municode option.
13238 (STARTFILE_SPEC): Likewise.
13239 * config/i386/t-mingw-w64: New.
13240 * config/i386/mingw-w64.opt: New.
13241 (municode): Add new target option.
13242 * doc/invoke.texi (municode): Add documentation for new option.
13244 2009-04-21 Ian Lance Taylor <iant@google.com>
13246 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13247 Correct test for number of arguments.
13248 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13250 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13252 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13253 argument of emit_library_call.
13255 2009-04-21 Richard Guenther <rguenther@suse.de>
13257 PR middle-end/39829
13258 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13259 inside VIEW_CONVERT_EXPRs.
13261 2009-04-21 Martin Jambor <mjambor@suse.cz>
13263 * tree-switch-conversion.c (build_constructors): Split a long line.
13264 (constructor_contains_same_values_p): New function.
13265 (build_one_array): Create assigns of constants if possible, do not
13266 call mark_sym_for_renaming, call update_stmt.
13267 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13268 make_rename_temp. Do not call mark_symbols_for_renaming, call
13270 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13271 find_new_referenced_vars, call update_stmt.
13272 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13273 instead of calling make_rename_temp. Do not call
13274 find_new_referenced_vars or mark_symbols_for_renaming, call
13277 2009-04-21 Richard Guenther <rguenther@suse.de>
13279 PR tree-optimization/39827
13280 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13281 (tree_ssa_phiprop): Pass the correct array size.
13283 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13285 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13287 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13290 * c-typeck.c (lvalue_p): Move declaration ...
13291 * c-common.h (lvalue_p): ... to here.
13292 * c-common.c (candidate_equal_p): New.
13293 (add_tlist): Use it.
13294 (merge_tlist): Use it.
13295 (warn_for_collisions_1): Likewise.
13296 (warning_candidate_p): Accept more candidates.
13297 (verify_tree): A warning candidate can be an expression. Use
13300 2009-04-21 Ben Elliston <bje@au.ibm.com>
13303 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13304 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13305 options. Remove -mcall-solaris documentation.
13307 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13310 * doc/invoke.texi (-Wlong-long): Update description.
13311 * c-lex (interpret_integer): Only warn if there was no previous
13312 overflow and -Wlong-long is enabled.
13313 * c-decl.c (declspecs_add_type): Drop redundant flags.
13314 * c.opt (Wlong-long): Init to -1.
13315 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13316 and front-end warn_long_long. Wlong-long only depends on other
13317 flags if it is uninitialized.
13318 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13319 the same for CPP and FE.
13320 (restore_extension_diagnostics): Likewise.
13322 2009-04-20 Ian Lance Taylor <iant@google.com>
13324 Fix enum conversions which are invalid in C++:
13325 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13326 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13327 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13328 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13329 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13330 (dbxout_parms): Likewise.
13331 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13332 (df_clear_flags): Likewise.
13333 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13334 top_flag parameter to int.
13335 (df_chain_create_bb_process_use): Likewise.
13336 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13338 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13339 (df_ref_create_structure, df_def_record_1): Likewise.
13340 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13341 (df_notes_rescan): Change 0 to VOIDmode in function call.
13342 (df_get_call_refs, df_insn_refs_collect): Likewise.
13343 (df_bb_regs_collect): Likewise.
13344 (df_entry_block_defs_collect): Likewise.
13345 (df_exit_block_uses_collect): Likewise.
13346 * df.h: Update declarations.
13347 * double-int.c (double_int_divmod): Add cast to enum type.
13348 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13349 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13350 (based_loc_descr): Likewise.
13351 (loc_descriptor_from_tree_1): Change first_op and second_op to
13352 enum dwarf_location_atom. Add cast to enum type.
13353 * expmed.c (init_expmed): Change 0 to SET in function call.
13354 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13355 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13356 (do_store_flag): Likewise.
13357 * fixed-value.h (struct fixed_value): Change mode to enum
13359 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13360 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13362 (insert_insn_decl, insert_decl, insert_state): Likewise.
13363 (automata_list_finish): Likewise.
13364 * genrecog.c (process_define_predicate): Add cast to enum type.
13365 * gensupport.c (init_predicate_table): Add cast to enum type.
13366 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13368 (gimple_build_call_1, gimple_build_label): Likewise.
13369 (gimple_build_goto, gimple_build_asm_1): Likewise.
13370 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13371 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13372 (enum fallback): Rename from enum fallback_t.
13373 (fallback_t): Typedef as int.
13374 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13375 GSI_SAME_STMT in function call.
13376 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13378 (setup_reg_class_relations): Likewise.
13379 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13380 (setup_prohibited_class_mode_regs): Add cast to enum type.
13381 (setup_prohibited_mode_move_regs): Likewise.
13382 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13383 (record_address_regs): Change i to enum reg_class.
13384 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13385 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13386 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13387 (GET_MODE_2XWIDER_MODE): Likewise.
13388 (GET_CLASS_NARROWEST_MODE): Likewise.
13389 * omp-low.c (expand_omp_for): Add cast to enum type.
13390 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13391 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13392 * postreload.c (reload_cse_simplify_operands): Change rclass local
13394 * predict.c (combine_predictions_for_insn): Change best_predictor
13395 and predictor to enum br_predictor.
13396 (combine_predictions_for_bb): Likewise.
13397 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13398 use SET_PREDICT_EXPR_OUTCOME.
13399 * real.c (real_arithmetic): Change icode to code in function call.
13400 * reginfo.c (init_move_cost): Add casts to enum type.
13401 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13402 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13404 * reload.c (find_valid_class): Add casts to enum type.
13405 (push_reload): Change 0 to NO_REGS in function call.
13406 (find_reloads): Change this_alternative to array of enum
13407 reg_class. Remove some now-unnecessary casts.
13408 (make_memloc): Change 0 to VOIDmode in function call.
13409 * reload1.c (reload): Change 0 to VOIDmode in function call.
13410 (eliminate_regs_1, elimination_effects): Likewise.
13411 (eliminate_regs_in_insn): Likewise.
13412 (emit_input_reload_insns): Add cast to enum type.
13413 (delete_output_reload): Change 0 to VOIDmode in function call.
13414 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13415 to enum type in function call.
13416 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13417 (SET_PREDICT_EXPR_OUTCOME): Define.
13418 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13419 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13420 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13421 (dump_function): Likewise.
13422 * tree-dump.h: Update declarations.
13423 * tree-pass.h: Update declarations.
13424 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13425 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13427 (arm_rtx_costs_1): Correct parenthesization.
13428 (arm_rtx_costs): Add casts to enum type.
13429 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13430 (vfp_emit_fstmd): Use add_rg_note.
13431 (emit_multi_reg_push, emit_sfm): Likewise.
13432 (thumb_set_frame_pointer): Likewise.
13433 (arm_expand_prologue): Likewise.
13434 (arm_regno_class): Change return type to enum reg_class.
13435 (thumb1_expand_prologue): Use add_reg_note.
13436 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13437 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13439 * config/arm/gentune.sh: Add cast to enum type.
13440 * config/arm/arm-tune.md: Rebuild.
13441 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13442 (ix86_split_fp_branch, predict_jump): Likewise.
13443 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13444 insn_code to enum rtx_code.
13445 (ix86_builtin_vectorized_function): Add cast to enum type.
13446 * config/i386/i386.md (truncdfsf2): Change slot to enum
13448 (truncxf<mode>2, isinf<mode>2): Likewise.
13449 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13451 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13452 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13453 (insert_bundle_state): Change 1 to INSERT in function call.
13454 (ia64_add_bundle_selector_before): Likewise.
13455 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13456 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13457 (restore_stack_nonlocal): Likewise.
13458 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13460 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13462 (mips_rtx_costs): Likewise.
13463 (mips_override_options): Add casts to enum type.
13464 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13466 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13467 (store_reg, set_reg_plus_d): Likewise.
13468 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13469 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13471 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13473 (emit_unlikely_jump): Use add_reg_note.
13474 (rs6000_emit_allocate_stack): Likewise.
13475 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13476 (output_toc): Change 1 to INSERT in function call.
13477 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13478 (rs6000_initialize_trampoline): Likewise.
13479 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13481 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13482 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13483 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13484 (save_gprs): Use add_reg_note.
13485 (s390_emit_prologue): Likewise.
13486 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13487 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13488 (sparc_fold_builtin): Add cast to enum type.
13489 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13491 (spu_expand_prologue): Use add_reg_note.
13492 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13494 2009-04-20 Ian Lance Taylor <iant@google.com>
13496 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13497 (c_parser_postfix_expression_after_primary): Get VEC for list of
13498 arguments. Get original types of arguments. Call
13499 build_function_call_vec.
13500 (cached_expr_list_1, cached_expr_list_2): New static variables.
13501 (c_parser_expr_list): Change return type to VEC *. Add
13502 p_orig_types parameter. Change all callers.
13503 (c_parser_release_expr): New static function.
13504 (c_parser_vec_to_tree_list): New static function.
13505 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13506 call build_function_call_vec.
13507 (build_function_call_vec): New function, based on old
13508 build_function_call.
13509 (convert_arguments): Remove nargs and argarray parameters. Change
13510 values to a VEC. Add origtypes parameter.
13511 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13512 (convert_for_assignment): Add origtype parameter. Change all
13513 callers. If warn_cxx_compat, check for conversion to an enum
13514 type when calling a function.
13515 (store_init_value): Add origtype parameter. Change all callers.
13516 (digest_init): Likewise.
13517 (struct init_node): Add origtype field.
13518 (add_pending_init): Add origtype parameter. Change all callers.
13519 (output_init_element): Likewise.
13520 (output_pending_init_elements): Pass origtype from init_node to
13521 output_init_element.
13522 (process_init_element): Pass origtype from c_expr to
13523 output_init_element.
13524 (c_finish_return): Add origtype parameter. Change all callers.
13525 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13527 (sync_resolve_params): Likewise.
13528 (sync_resolve_return): Change params to first_param. Change caller.
13529 (resolve_overloaded_builtins): Change params to VEC *. Change
13530 callers. Save first parameter around call to build_function_call_vec.
13531 * c-decl.c (finish_decl): Add origtype parameter. Change all
13532 callers. Call build_function_call_vec rather than
13533 build_function_call for cleanup.
13534 * c-tree.h: Update declarations.
13535 * c-common.h: Update declarations.
13536 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13537 params to first_param.
13538 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13539 params parameter from tree to void *.
13540 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13541 Change arglist parameter to have type void *, and to be a pointer
13543 * config/rs6000/rs6000-protos.h
13544 (altivec_resolve_overloaded_builtin): Update declaration.
13545 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13546 fnargs parameter to have type void *, and to be a pointer to a
13547 VEC. Call build_function_call_vec instead of
13548 build_function_call.
13549 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13551 2009-04-20 Joey Ye <joey.ye@intel.com>
13552 Xuepeng Guo <xuepeng.guo@intel.com>
13553 H.J. Lu <hongjiu.lu@intel.com>
13555 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13557 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13558 (IX86_LEA_PRIORITY): Likewise.
13559 (distance_non_agu_define): New function.
13560 (distance_agu_use): Likewise.
13561 (ix86_lea_for_add_ok): Likewise.
13562 (ix86_dep_by_shift_count): Likewise.
13564 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13565 should split for LEA.
13567 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13569 (ix86_dep_by_shift_count): Likewise.
13571 2009-04-20 Richard Guenther <rguenther@suse.de>
13573 * expr.c (handled_component_p): Move ...
13574 * tree.h (handled_component_p): ... here.
13575 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13576 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13577 and REALPART_EXPR to be in one group.
13579 2009-04-20 Richard Guenther <rguenther@suse.de>
13581 * basic-block.h (get_all_dominated_blocks): Declare.
13582 * dominance.c (get_all_dominated_blocks): New function.
13583 * tree-cfg.c (get_all_dominated_blocks): Remove.
13584 (remove_edge_and_dominated_blocks): Adjust.
13585 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13586 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13587 instead of recursing.
13589 2009-04-20 Doug Kwan <dougkwan@google.com>
13591 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13592 (struct cgraph_node_set_def): New type.
13593 (cgraph_node_set) New type. Also declare vector functions.
13594 (struct cgraph_node_set_element_def): New type.
13595 (cgraph_node_set_element): Ditto.
13596 (cgraph_node_set_iterator): New iterator type.
13597 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13598 cgraph_node_set_remove, dump_cgraph_node_set,
13599 debug_cgraph_node_set): New prototypes.
13600 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13601 cgraph_node_set_size): New inlines.
13602 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13603 including cgraph.h.
13604 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13605 argument to function 'write_summary'.
13606 * ipa.c: Include ggc.h.
13607 (hash_cgraph_node_set_element,
13608 eq_cgraph_node_set_element, cgraph_node_set_new,
13609 cgraph_node_set_add, cgraph_node_set_remove,
13610 cgraph_node_set_find, dump_cgraph_node_set,
13611 debug_cgraph_node_set): New functions.
13612 * Makefile.in (ipa.o): Add dependency on GGC_H.
13614 2009-04-20 Ira Rosen <irar@il.ibm.com>
13616 PR tree-optimization/39675
13617 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13618 check of the return code of vect_schedule_slp. Check that
13619 stmt_vec_info still exists for the statement, before checking its
13620 vectorization type.
13622 2009-04-20 Michael Matz <matz@suse.de>
13624 * Makefile.in (generated_files): Take out $(simple_generated_c).
13626 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13628 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13629 (UINTPTR_TYPE): Likewise.
13631 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13634 * c-typeck.c (digest_init): Check for initializing an array with a
13637 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13640 * c-semantics.c (pop_stmt_list): Propagate
13641 STATEMENT_LIST_HAS_LABEL to parent statement list.
13643 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13645 * config/mips/mips.h (mips_tune_attr): New macro.
13646 * config/mips/mips.md (cpu): Use it.
13648 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13651 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13654 2009-04-19 Diego Novillo <dnovillo@google.com>
13656 * toplev.c (compile_file): Move call to coverage_finish ...
13657 * cgraphunit.c (ipa_passes): ... here.
13658 Call cgraph_process_new_functions.
13659 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13660 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13662 2009-04-19 Jan Hubicka <jh@suse.cz>
13664 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13666 (dump_cgraph_node): Dump can throw external flag.
13667 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13669 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13673 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13674 * common.opt (Wlogical-op): Move from here...
13675 * c.opt (Wlogical-op): ... to here.
13676 * c-typeck.c (parser_build_binary_op): Update call to
13677 warn_logical_operator.
13678 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13680 * c-common.c (warn_logical_op): Update.
13681 * c-common.h (warn_logical_op): Update declaration.
13683 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13685 * tree.c (protected_set_expr_location): Fix formatting.
13687 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13690 * c-typeck.c (readonly_warning): new.
13691 (build_unary_op, build_modify_expr): Use readonly_warning for
13692 storing into something readonly but not const-qualified.
13694 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13697 * c-typeck.c (build_unary_op): Check for taking address of
13698 expression of type void.
13700 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13703 * c-typeck.c (build_function_call): Check for calling a function
13704 with qualified void return types. Call require_complete_type when
13707 2009-04-18 Jan Hubicka <jh@suse.cz>
13709 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13711 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13712 can_throw_external flag.
13713 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13714 * ipa-pure-const.c (ignore_edge): New function.
13715 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13716 only over can_throw_external edges.
13717 (local_pure_const): Add nothrow flag.
13718 * ipa-utils.c (searchc): Add ignore_edge callback.
13719 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13720 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13721 (set_nothrow_function_flags): Update cgraph.
13722 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13724 2009-04-18 Richard Guenther <rguenther@suse.de>
13726 PR middle-end/39804
13727 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13728 (fold_stmt): ... this and ...
13729 (fold_stmt_inplace): ... this.
13730 (fold_stmt_1): Fold references in calls and asms.
13731 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13733 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13735 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13736 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13738 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13740 * tree.c (function_args_count): Remove.
13741 * tree.h: Remove the prototype for function_args_count.
13743 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13745 * tree-iterator.c (expr_only): Remove.
13746 * tree.h: Remove the prototype for expr_only.
13748 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13750 * reginfo.c (cannot_change_mode_set_regs): Remove.
13751 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13753 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13755 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13756 whether operands 0 and 1 overlaps.
13758 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13760 PR middle-end/36902
13761 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13762 pointer. Use warning_at instead of warning.
13763 (search_for_addr_array): Likewise.
13764 (check_array_bounds): Likewise.
13765 (check_all_array_refs): Check that the incoming edge is not in the
13766 list of edges to be removed.
13767 (check_all_array_refs): Avoid the temporal pointer.
13768 (vrp_visit_cond_stmt): Fix typo.
13769 (simplify_switch_using_ranges): Handle the case where the switch
13770 index is an integer constant.
13772 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13774 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13776 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13778 * doc/extend.texi, doc/invoke.texi: Fix typos.
13780 2009-04-17 Cary Coutant <ccoutant@google.com>
13782 * tree-flow-inline.h (get_lineno): Fix inverted test.
13784 2009-04-17 Diego Novillo <dnovillo@google.com>
13786 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13787 assertion for AVAIL_OUT.
13789 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13792 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13793 * config/sh/linux-atomic.asm: Likewise.
13795 2009-04-17 Diego Novillo <dnovillo@google.com>
13797 * except.c (debug_eh_tree): New.
13798 (struct eh_region, struct eh_status): Move ...
13799 * except.h: ... here.
13800 (add_type_for_runtime): Declare extern.
13801 (lookup_type_for_runtime): Likewise.
13802 (debug_eh_tree): Declare.
13803 * Makefile.in (GTFILES): List except.h before except.c
13805 2009-04-17 Diego Novillo <dnovillo@google.com>
13807 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13808 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13809 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13810 (find_vars_r): ... here.
13811 * tree-flow.h (find_referenced_vars_in): Declare.
13812 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13813 that AVAIL_OUT exists for BLOCK.
13814 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13815 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13816 (tree-parloops.o): Likewise.
13818 2009-04-17 Simon Baldwin <simonb@google.com>
13820 * toplev.c (default_tree_printer): Add handling for %E format.
13822 2009-04-17 Diego Novillo <dnovillo@google.com>
13824 * tree-pretty-print.c (dump_generic_node): Add break after
13825 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13826 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13827 FUNCTION_TYPE together. Call print_struct_decl when printing
13828 structures and TDF_SLIM is not given.
13829 (print_struct_decl): Fix logic for detecting recursion.
13831 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13834 * gcc.c (create_at_file): New.
13835 (compile_input_file_p): New.
13836 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13837 * main.c (main): Update call to toplev_main.
13838 * toplev.c (toplev_main): Change signature. Call expandargv.
13839 * toplev.h (toplev_main): Change signature.
13841 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13843 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13844 if the latter is not constant.
13846 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13848 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13850 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13852 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13853 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13855 2009-04-17 Richard Guenther <rguenther@suse.de>
13857 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13858 Handle component references view-converting an invariant address.
13860 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13862 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13863 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13864 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13865 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13866 Use @deftypevr rather than @deftypevar.
13868 2009-04-17 Richard Guenther <rguenther@suse.de>
13870 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13871 (get_prop_source_stmt): Likewise.
13872 (can_propagate_from): Likewise.
13874 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13876 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13877 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13878 (--with-multilib-list): Add default value.
13879 * configure: Regenerate.
13880 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13881 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13882 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13883 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13884 Don't add default cpu to multilib list unnecessarily, but do enable
13885 the relevant compiler option..
13886 Add support for --with-multilib-list=<blank> and
13887 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13888 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13889 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13890 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13891 TM_MULTILIB_CONFIG.
13892 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13893 (MULTILIB_OSDIRNAMES): New variable.
13894 * config/sh/t-1e: Delete file.
13895 * config/sh/t-mlib-sh1: Delete file.
13896 * config/sh/t-mlib-sh2: Delete file.
13897 * config/sh/t-mlib-sh2a: Delete file.
13898 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13899 * config/sh/t-mlib-sh2a-single: Delete file.
13900 * config/sh/t-mlib-sh2a-single-only: Delete file.
13901 * config/sh/t-mlib-sh2e: Delete file.
13902 * config/sh/t-mlib-sh3e: Delete file.
13903 * config/sh/t-mlib-sh4: Delete file.
13904 * config/sh/t-mlib-sh4-nofpu: Delete file.
13905 * config/sh/t-mlib-sh4-single: Delete file.
13906 * config/sh/t-mlib-sh4-single-only: Delete file.
13907 * config/sh/t-mlib-sh4a: Delete file.
13908 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13909 * config/sh/t-mlib-sh4a-single: Delete file.
13910 * config/sh/t-mlib-sh4a-single-only: Delete file.
13911 * config/sh/t-mlib-sh4al: Delete file.
13912 * config/sh/t-mlib-sh5-32media: Delete file.
13913 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13914 * config/sh/t-mlib-sh5-64media: Delete file.
13915 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13916 * config/sh/t-mlib-sh5-compact: Delete file.
13917 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13918 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13919 * doc/install.texi (Options specification): Add
13920 --with-multilib-list and --with-endian.
13922 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13924 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13926 (OBJS-common): Add plugin-version.o.
13927 (plugin-version.o): New.
13928 * gcc-plugin.h (plugin_gcc_version): New.
13929 (plugin_default_version_check): New.
13930 (plugin_init_func, plugin_init): Add version argument.
13931 * plugin-version.c: New.
13932 * plugin.c (str_plugin_gcc_version_name): New.
13933 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13934 pass it to the init function.
13935 (plugin_default_version_check): New.
13937 2009-04-17 Richard Guenther <rguenther@suse.de>
13939 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13940 for decl-vs-decl disambiguation.
13942 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13944 * config/s390/s390.h (s390_tune_attr): New macro definition.
13945 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13947 2009-04-17 Richard Guenther <rguenther@suse.de>
13949 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13950 (fold_stmt_r): Likewise.
13951 (maybe_fold_reference): New function.
13952 (fold_gimple_assign): Handle cases fold_stmt_r did.
13953 (fold_stmt): Do not use fold_stmt_r.
13954 (fold_stmt_inplace): Likewise.
13956 2009-04-17 Richard Guenther <rguenther@suse.de>
13958 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
13959 (record_equivalences_from_stmt): Remove useless checks and
13961 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
13962 the type is already suitable.
13964 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
13966 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
13968 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
13970 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
13971 (CMPtype): Define as __gcc_CMPtype.
13973 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
13975 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
13976 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
13978 2009-04-17 Richard Guenther <rguenther@suse.de>
13980 PR tree-optimization/39746
13981 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
13982 special-casing for builtins and static variable use/def.
13983 (call_may_clobber_ref_p_1): Likewise.
13985 2009-04-16 Ian Lance Taylor <iant@google.com>
13987 * df.h: Include "timevar.h".
13988 (struct df_problem): Change tv_id field to timevar_id_t.
13989 * tree-pass.h: Include "timevar.h".
13990 (struct opt_pass): Change tv_id field to timevar_id_t.
13991 * timevar.h (timevar_id_t): Define TV_NONE.
13992 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
13993 TV_NONE rather than tv_id != 0.
13994 (execute_one_pass): Likewise.
13995 * Makefile.in (DF_H): Add $(TIMEVAR_H).
13996 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
13997 dependencies to $(TREE_PASS_H).
13998 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14000 (pass_branch_target_load_optimize2): Likewise.
14001 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14002 (pass_outof_cfg_layout_mode): Likewise.
14003 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14004 (pass_rebuild_cgraph_edges): Likewise.
14005 (pass_remove_cgraph_callee_edges): Likewise.
14006 * df-core.c (pass_df_initialize_opt): Likewise.
14007 (pass_df_initialize_no_opt): Likewise.
14008 (pass_df_finish): Likewise.
14009 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14010 * except.c (pass_set_nothrow_function_flags): Likewise.
14011 (pass_convert_to_eh_region_ranges): Likewise.
14012 * final.c (pass_compute_alignments): Likewise.
14013 * function.c (pass_instantiate_virtual_regs): Likewise.
14014 (pass_init_function): Likewise.
14015 (pass_leaf_regs): Likewise.
14016 (pass_match_asm_constraints): Likewise.
14017 * gimple-low.c (pass_lower_cf): Likewise.
14018 (pass_mark_used_blocks): Likewise.
14019 * init-regs.c (pass_initialize_regs): Likewise.
14020 * integrate.c (pass_initial_value_sets): Likewise.
14021 * ira.c (pass_ira): Likewise.
14022 * jump.c (pass_cleanup_barriers): Likewise.
14023 * omp-low.c (pass_expand_omp): Likewise.
14024 (pass_lower_omp): Likewise.
14025 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14026 * recog.c (pass_split_all_insns): Likewise.
14027 (pass_split_after_reload): Likewise.
14028 (pass_split_before_regstack): Likewise.
14029 (pass_split_before_sched2): Likewise.
14030 (pass_split_for_shorten_branches): Likewise.
14031 * reginfo.c (pass_reginfo_init): Likewise.
14032 (pass_subregs_of_mode_init): Likewise.
14033 (pass_subregs_of_mode_finish): Likewise.
14034 * passes.c (pass_postreload): Likewise.
14035 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14036 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14037 (pass_warn_function_return): Likewise.
14038 (pass_warn_function_noreturn): Likewise.
14039 * tree-complex.c (pass_lower_complex): Likewise.
14040 (pass_lower_complex_O0): Likewise.
14041 * tree-if-conv.c (pass_if_conversion): Likewise.
14042 * tree-into-ssa.c (pass_build_ssa): Likewise.
14043 * tree-mudflap.c (pass_mudflap_1): Likewise.
14044 (pass_mudflap_2): Likewise.
14045 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14046 (pass_mudflap_2): Likewise.
14047 * tree-nrv.c (pass_return_slot): Likewise.
14048 * tree-object-size.c (pass_object_sizes): Likewise.
14049 * tree-optimize.c (pass_all_optimizations): Likewise.
14050 (pass_early_local_passes): Likewise.
14051 (pass_all_early_optimizations): Likewise.
14052 (pass_cleanup_cfg): Likewise.
14053 (pass_cleanup_cfg_post_optimizing): Likewise.
14054 (pass_free_datastructures): Likewise.
14055 (pass_free_cfg_annotations): Likewise.
14056 (pass_fixup_cfg): Likewise.
14057 (pass_init_datastructures): Likewise.
14058 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14059 (pass_late_warn_uninitialized): Likewise.
14060 (pass_update_address_taken): Likewise.
14061 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14062 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14063 (pass_cse_sincos): Likewise.
14064 (pass_convert_to_rsqrt): Likewise.
14065 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14066 * tree-stdarg.c (pass_stdarg): Likewise.
14067 * tree-tailcall.c (pass_tail_recursion): Likewise.
14068 (pass_tail_calls): Likewise.
14069 * tree-vect-generic.c (pass_lower_vector): Likewise.
14070 (pass_lower_vector_ssa): Likewise.
14071 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14073 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14075 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14077 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14079 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14080 logical and signext.
14082 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14085 * config/sh/predicates.md (arith_operand): Check if the operand
14086 of TRUNCATE is a REG.
14088 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14090 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14091 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14093 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14095 * tree-iterator.c (tsi_split_statement_list_after,
14096 tsi_split_statement_list_before): Remove.
14097 * tree-iterator.h: Remove the prototypes for
14098 tsi_split_statement_list_after and tsi_split_statement_list_before.
14100 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14102 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14103 * tree-ssa-propagate.h: Remove the prototype for
14104 stmt_makes_single_load.
14106 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14108 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14109 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14111 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14113 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14115 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14117 * except.c (eh_region_outer_p): Remove.
14118 * except.h: Remove the prototype for eh_region_outer_p.
14120 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14122 * function.c (current_function_assembler_name): Remove.
14123 * function.h: Remove the prototype for
14124 current_function_assembler_name.
14126 2009-04-16 Ian Lance Taylor <iant@google.com>
14128 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14129 (add_reg_note): Call alloc_reg_note.
14130 * rtl.h (alloc_reg_note): Declare.
14131 * combine.c (try_combine): Use alloc_reg_note.
14132 (recog_for_combine, move_deaths): Likewise.
14133 (distribute_notes): Use alloc_reg_note and add_reg_note.
14134 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14135 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14136 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14138 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14140 PR rtl-optimization/39762
14141 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14142 ira_may_move_out_cost): Add comments about way of their usage.
14143 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14145 * ira-conflicts.c (process_regs_for_copy): Use function
14146 ira_get_register_move_cost instead of global
14147 ira_register_move_cost.
14149 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14150 color_pass, move_spill_restore, update_curr_costs): Ditto.
14152 * ira-lives.c (process_single_reg_class_operands): Ditto.
14154 * ira-emit.c (emit_move_list): Ditto.
14156 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14157 (record_reg_classes): Ditto. Use functions
14158 ira_get_register_move_cost and ira_get_may_move_cost instead of
14159 global vars ira_register_move_cost, ira_may_move_out_cost and
14160 ira_may_move_in_cost.
14161 (record_address_regs): Don't call ira_init_register_move_cost.
14162 Use function ira_get_may_move_cost instead of global
14163 ira_may_move_in_cost.
14164 (process_bb_node_for_hard_reg_moves): Use function
14165 ira_get_register_move_cost instead of global ira_register_move_cost.
14166 (ira_costs): Don't call ira_init_register_move_cost.
14168 2009-04-16 Richard Guenther <rguenther@suse.de>
14170 * tree-cfg.c (verify_gimple_assign_binary):
14171 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14172 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14173 (create_general_new_stmt): Note that this function is broken.
14175 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14177 * common.opt (fhelp): Add Var(help_flag).
14178 * gcc-plugin.h (plugin_info): Add help.
14179 * plugin.c (plugin_name_args): Add help.
14180 (register_plugin_info): Set plugin->help.
14181 (print_help_one_plugin): New.
14182 (print_plugins_help): New.
14183 * plugin.h (print_plugins_help): New.
14184 * toplev.c (toplev_main): Call print_plugins_help if needed.
14186 2009-04-16 Richard Guenther <rguenther@suse.de>
14188 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14189 (gimple_ior_addresses_taken_1): New function.
14190 (gimple_ior_addresses_taken): Likewise.
14191 * gimple.h (struct gimple_statement_with_ops_base): Remove
14192 addresses_taken member.
14193 (gimple_ior_addresses_taken): Declare.
14194 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14195 gimple_set_addresses_taken): Remove.
14196 * ipa-reference.c (mark_address): New function.
14197 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14198 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14199 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14200 (gimple_add_to_addresses_taken): Remove.
14201 (get_tmr_operands): Call mark_address_taken.
14202 (get_asm_expr_operands): Likewise.
14203 (get_expr_operands): Likewise.
14204 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14205 (free_stmt_operands): Do not free it.
14206 * tree-ssa.c (delete_tree_ssa): Likewise.
14207 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14209 2009-04-16 Richard Guenther <rguenther@suse.de>
14211 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14212 (walk_stmt_load_store_ops): Likewise.
14213 * gimple.c (get_base_loadstore): New function.
14214 (walk_stmt_load_store_addr_ops): Likewise.
14215 (walk_stmt_load_store_ops): Likewise.
14216 * ipa-pure-const.c (check_op): Simplify.
14217 (check_load, check_store): New functions.
14218 (check_stmt): Use walk_stmt_load_store_ops.
14219 * ipa-reference.c (mark_load): Adjust signature.
14220 (mark_store): Likewise.
14221 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14223 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14225 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14226 (plugin_info): New.
14227 * opts.c (common_handle_option): Don't call print_version.
14228 * plugin.c (plugin_name_args): Add version.
14229 (register_plugin_info): New.
14230 (register_callback): Handle PLUGIN_INFO.
14231 (try_init_one_plugin): New.
14232 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14234 (finalize_one_plugin): New.
14235 (finalize_plugins): New.
14236 (print_one_plugin): New.
14237 (print_plugins_versions): New.
14238 * plugin.h (print_plugins_versions): New.
14239 (finalize_plugins): New.
14240 * toplev.c (compile_file): Don't call initialize_plugins.
14241 (print_version): Call print_plugins_versions.
14242 (toplev_main): Call initialize_plugins. Print version if needed.
14243 Call finalize_plugins.
14245 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14247 * common.opt (fversion): New.
14248 * gcc.c (print_version): New.
14249 (process_command): Don't print the version. Just set print_version.
14250 (main): Print version. Call subprocesses if print_version and
14251 verbose_flag are set.
14252 * opts.c (common_handle_option): Handle OPT_fversion.
14254 2009-04-16 Richard Guenther <rguenther@suse.de>
14255 Ira Rosen <irar@il.ibm.com>
14257 PR tree-optimization/39698
14258 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14259 type of the reduction variable. Only generate the def if
14262 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14263 make sure to first convert to an integer of the same precision.
14264 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14265 the type of the evolution correctly in computing the new
14266 induction variable base.
14268 2009-04-16 Richard Guenther <rguenther@suse.de>
14270 PR middle-end/39625
14271 * tree-cfg.c (make_blocks): Split statements with to-be
14272 abnormal SSA names on the lhs.
14274 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14276 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14277 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14278 * c-typeck.c (really_start_incremental_init): Likewise.
14279 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14280 (TARGET_INITIALIZER): Remove it.
14281 * target.h (struct target): Remove vector_opaque_p.
14282 * tree.c (build_opaque_vector_type): New.
14283 * tree.h (TYPE_VECTOR_OPAQUE): New.
14284 (build_opaque_vector_type): Declare.
14285 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14286 * config/rs6000/rs6000.c (build_opaque_vector_type,
14287 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14288 (rs6000_init_builtins): Use build_opaque_vector_type for
14289 opaque_V4SI_type_node.
14291 2009-04-15 Catherine Moore <clm@codesourcery.com>
14293 * debug.h (set_name): Declare.
14294 * dwarf2out.c (dwarf2out_set_name): Declare.
14295 (dwarf2_debug_hooks): Add set_name.
14296 (find_AT_string): New.
14297 (add_AT_string): Call find_AT_string.
14298 (dwarf2out_set_name): New.
14299 * cp/decl.c (grokdeclarator): Call set_name.
14300 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14301 * debug.c (do_nothing_debug_hooks): Likewise.
14302 * dbxout.c (dbx_debug_hooks): Likewise.
14303 * sdbout.c (sdb_debug_hooks): Likewise.
14305 2009-04-15 Michael Eager <eager@eagercon.com>
14307 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14308 reg for single-precision FPU.
14309 * config/rs6000/rs6000.md (movsi_internal1): Only for
14310 !TARGET_SINGLE_FPU.
14311 (movsi_internal1_single): New. Add pattern to move SI values to/from
14312 single-precision FP regs.
14314 2009-04-15 Richard Guenther <rguenther@suse.de>
14316 * omp-low.c (lower_rec_input_clauses): Build correct address
14318 (expand_omp_for_generic): Fix multiplication type.
14319 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14320 (generate_memset_zero): Fix types.
14321 * tree-profile.c (prepare_instrumented_value): Correctly
14324 2009-04-15 Ian Lance Taylor <iant@google.com>
14326 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14327 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14328 for -Wall and for -Wc++-compat.
14329 (c_common_post_options): For C++, set warn_enum_compare if not
14331 * c-tree.h (struct c_expr): Add field original_type.
14332 (build_external_ref): Update declaration.
14333 * c-parser.c (c_parser_braced_init): Set original_type.
14334 (c_parser_initelt): Likewise.
14335 (c_parser_expr_no_commas): Likewise.
14336 (c_parser_conditional_expression): Likewise.
14337 (c_parser_cast_expression): Likewise.
14338 (c_parser_unary_expression): Likewise. Pull setting of
14339 original_code to top of function.
14340 (c_parser_sizeof_expression): Set original_type.
14341 (c_parser_alignof_expression): Likewise.
14342 (c_parser_postfix_expression): Likewise. Pull setting of
14343 original_code to top of function.
14344 (c_parser_postfix_expression_after_paren_type): Set original_type.
14345 (c_parser_postfix_expression_after_primary): Likewise.
14346 (c_parser_expression): Likewise.
14347 * c-typeck.c (build_external_ref): Add type parameter. Change all
14349 (c_expr_sizeof_expr): Set original_type field.
14350 (parser_build_unary_op): Likewise.
14351 (parser_build_binary_op): Likewise. Optionally warn about
14352 comparisons of enums of different types.
14353 (digest_init): Set original_type field.
14354 (really_start_incremental_init): Likewise.
14355 (push_init_level, pop_init_level): Likewise.
14356 * doc/invoke.texi (Warning Options): -Wenum-compare now
14359 2009-04-15 Richard Guenther <rguenther@suse.de>
14361 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14362 out a necessary conversion.
14363 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14364 names we didn't value number.
14365 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14367 2009-04-15 Richard Guenther <rguenther@suse.de>
14369 PR tree-optimization/39764
14370 * tree-ssa-ccp.c (get_value): Canonicalize value with
14371 canonicalize_float_value.
14373 2009-04-15 Jan Hubicka <jh@suse.cz>
14375 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14376 Wrong version of patch.
14378 2009-04-15 Jan Hubicka <jh@suse.cz>
14380 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14382 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14384 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14385 our distinct integral and vector types.
14387 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14389 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14390 * init.c (build_vtbl_address): Remove call to assemble_external.
14392 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14394 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14395 output for other floating point modes.
14397 2009-04-14 Diego Novillo <dnovillo@google.com>
14399 * diagnostic.c (diagnostic_report_diagnostic): Do not
14400 warn about loaded plugins for DK_ERROR and DK_WARNING.
14401 * c-decl.c (declspecs_add_type): Move call to
14402 invoke_plugin_callbacks ...
14403 * c-parser.c (c_parser_declspecs): ... here.
14404 * plugin.c (dump_active_plugins): Tidy output.
14406 2009-04-14 Diego Novillo <dnovillo@google.com>
14407 Le-Chun Wu <lcwu@google.com>
14409 * configure.ac: Add --enable-plugin support.
14410 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14411 * Makefile.in (PLUGIN_H): Define.
14412 Export ENABLE_PLUGIN and GMPINC to site.exp.
14413 Add PLUGINLIBS to link command.
14414 Add/modify dependencies for plugin.o and files including plugin.h.
14416 * config.in: Regenerate.
14418 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14421 2009-04-14 Le-Chun Wu <lcwu@google.com>
14423 * tree-pass.h (register_one_dump_file): Add a prototype for
14424 register_one_dump_file.
14425 * toplev.c (compile_file): Call initialize_plugins.
14426 (do_compile): Call invoke_plugin_callbacks.
14427 (toplev_main): Call invoke_plugin_callbacks.
14428 * common.opt: Add -fplugin= and -fplugin-arg-.
14429 * gcc-plugin.h: New public header file for plugins to include.
14430 * plugin.c: New source file.
14431 * plugin.h: New internal header file.
14432 * passes.c (register_one_dump_file): Make it external.
14434 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14436 2009-04-14 Diego Novillo <dnovillo@google.com>
14438 * doc/plugins.texi: New.
14439 * doc/gccint.texi: Add reference to Plugins chapter.
14440 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14441 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14442 loaded plugins, if any.
14443 * timevar.def (TV_PLUGIN_INIT): Define.
14444 (TV_PLUGIN_RUN): Define.
14445 * plugin.c: Include timevar.h
14446 (plugins_active_p): New.
14447 (dump_active_plugins): New.
14448 (debug_active_plugins): New.
14450 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14452 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14454 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14456 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14458 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14459 the same as a minus without a shift.
14461 2009-04-14 Nick Clifton <nickc@redhat.com>
14463 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14464 comparisons with small integers will always produce a short
14467 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14470 2008-12-19 Diego Novillo <dnovillo@google.com>
14472 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14474 2009-04-14 Richard Guenther <rguenther@suse.de>
14476 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14478 (verify_gimple_assign_binary): Likewise. Handle shifts and
14480 (verify_gimple_phi): Print the mismatched argument position.
14481 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14483 (vect_update_init_of_dr): Likewise.
14484 * matrix-reorg.c (transform_access_sites): Do what the
14486 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14488 2009-04-13 Michael Eager <eager@eagercon.com>
14490 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14491 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14492 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14493 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14494 remove duplicate config
14496 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14498 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14499 file_name:line_number type locator of the call site.
14501 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14503 * genautomata.c: Put blank after comma.
14504 (automaton_decls): New.
14505 (struct unit_usage): Add comments to member next.
14506 (store_alt_unit_usage): Keep the list ordered.
14507 (unit_present_on_list_p, equal_alternatives_p): New.
14508 (check_regexp_units_distribution): Check units distribution
14509 correctness correctly.
14510 (main): Don't write automata if error is found. Return correct
14513 * config/m68k/cf.md (cfv4_ds): Remove.
14514 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14515 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14517 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14518 power4-load-ext, power4-store, power4-store-update,
14519 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14520 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14521 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14522 power4-sqrt, power4-isync): Modify reservation to make correct
14523 unit distribution to automata.
14525 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14526 power5-store-update, power5-two, power5-three, power5-lmul,
14527 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14529 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14531 * except.c (pass_set_nothrow_function_flags): Set name and add
14533 (set_nothrow_function_flags): Mention in the dump file when
14534 changing a function to nothrow.
14536 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14539 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14540 instead of unsigned long.
14542 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14544 * config/arm/arm.c (return_used_this_function): Remove.
14545 (arm_output_function_prologue): Remove use of
14546 return_used_this_function.
14547 (output_return_instruction): Replace use of
14548 return_used_this_function
14549 by cfun->machine->return_used_this_function.
14550 (arm_output_epilogue): Likewise.
14551 (arm_output_function_epilogue): Likewise.
14552 (thumb_unexpanded_epilogue): Likewise.
14553 * config/arm/arm.h (struct machine_function):
14554 New member return_used_this_function.
14556 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14558 * doc/install.texi: Correct description of default directory for
14559 --with-gxx-include-dir.
14561 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14563 * fold-const.c (build_range_check): Properly deal with enumeral and
14564 boolean base types.
14566 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14568 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14569 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14570 * params.h (MAX_GCSE_PASSES): Remove.
14571 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14572 in sequence. Remove ability to run multiple passes.
14573 (bypass_jumps): Report run as third CPROP pass.
14575 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14577 PR middle-end/39651
14578 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14579 when deciding whether the whole SEQUENCE can throw.
14581 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14584 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14585 offseted label references.
14587 2009-04-11 Jan Hubicka <jh@suse.cz>
14589 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14591 2009-04-11 Richard Guenther <rguenther@suse.de>
14593 PR middle-end/39732
14594 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14595 return variables as TREE_ADDRESSABLE.
14597 2009-04-11 Richard Guenther <rguenther@suse.de>
14599 PR tree-optimization/39713
14600 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14601 reference trees have SSA_NAME operands.
14603 2009-04-11 Richard Guenther <rguenther@suse.de>
14606 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14607 address expressions.
14609 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14611 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14612 match changes in Cygwin 1.7
14613 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14614 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14616 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14618 PR tree-optimization/39701
14619 * doc/invoke.texi (Optimization Options): Document change in
14620 meaning and initialization of -fdelete-null-pointer-checks.
14622 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14624 PR middle-end/39701
14625 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14627 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14630 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14632 2009-04-10 Chao-ying Fu <fu@mips.com>
14634 * doc/tm.texi (Instruction Output): Document
14635 TARGET_ASM_FINAL_POSTSCAN_INSN.
14636 * target.h (final_postscan_insn): New field in asm_out.
14637 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14638 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14639 * final.c (final_scan_insn): Call
14640 targetm.asm_out.final_postscan_insn after outputting
14641 an asm macro and a normal instruction.
14643 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14644 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14645 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14646 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14647 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14649 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14651 PR middle-end/39701
14652 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14653 variables as non-NULL even with -fdelete-null-pointer-checks.
14655 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14657 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14659 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14662 * config/i386/i386.c (classify_argument): Handle SCmode with
14663 (bit_offset % 64) != 0.
14665 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14667 * doc/invoke.texi (Optimize Options): Add cross-reference to
14668 -Q --help=optimizers examples.
14670 2009-04-10 Ben Elliston <bje@au.ibm.com>
14673 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14674 regalign for the reg == fpr and TDmode case.
14676 2009-04-09 David Ayers <ayers@fsfe.org>
14679 * objc/objc-act.c (warn_with_method): Remove helper function.
14680 (check_duplicates): Call warning and inform directly.
14681 (really_start_method): Likewise.
14683 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14685 * expmed.c (expand_divmod): Always use a comparison for a division
14686 by a large unsigned integer.
14688 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14689 for things others than variables or functions as nonzero.
14691 2009-04-09 Nick Clifton <nickc@redhat.com>
14693 * unwind-compat.c: Change copyright header to refer to version
14694 3 of the GNU General Public License with version 3.1 of the
14695 GCC Runtime Library Exception and to point readers at the
14696 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14697 * config/alpha/crtfastmath.c: Likewise.
14698 * config/alpha/linux-unwind.h: Likewise.
14699 * config/alpha/qrnnd.asm: Likewise.
14700 * config/alpha/vms-crt0-64.c: Likewise.
14701 * config/alpha/vms-crt0.c: Likewise.
14702 * config/alpha/vms-dwarf2.asm: Likewise.
14703 * config/alpha/vms-dwarf2eh.asm: Likewise.
14704 * config/alpha/vms-psxcrt0-64.c: Likewise.
14705 * config/alpha/vms-psxcrt0.c: Likewise.
14706 * config/alpha/vms_tramp.asm: Likewise.
14707 * config/arc/initfini.c: Likewise.
14708 * config/arc/lib1funcs.asm: Likewise.
14709 * config/arm/bpabi-v6m.S: Likewise.
14710 * config/arm/bpabi.S: Likewise.
14711 * config/arm/bpabi.c: Likewise.
14712 * config/arm/crti.asm: Likewise.
14713 * config/arm/crtn.asm: Likewise.
14714 * config/arm/ieee754-df.S: Likewise.
14715 * config/arm/ieee754-sf.S: Likewise.
14716 * config/arm/lib1funcs.asm: Likewise.
14717 * config/arm/libunwind.S: Likewise.
14718 * config/arm/linux-atomic.c: Likewise.
14719 * config/arm/mmintrin.h: Likewise.
14720 * config/arm/pr-support.c: Likewise.
14721 * config/arm/unaligned-funcs.c: Likewise.
14722 * config/arm/unwind-arm.c: Likewise.
14723 * config/arm/unwind-arm.h: Likewise.
14724 * config/avr/libgcc.S: Likewise.
14725 * config/bfin/crti.s: Likewise.
14726 * config/bfin/crtlibid.s: Likewise.
14727 * config/bfin/crtn.s: Likewise.
14728 * config/bfin/lib1funcs.asm: Likewise.
14729 * config/bfin/linux-unwind.h: Likewise.
14730 * config/cris/arit.c: Likewise.
14731 * config/cris/cris_abi_symbol.c: Likewise.
14732 * config/darwin-64.c: Likewise.
14733 * config/darwin-crt2.c: Likewise.
14734 * config/darwin-crt3.c: Likewise.
14735 * config/darwin.h: Likewise.
14736 * config/dbxelf.h: Likewise.
14737 * config/dfp-bit.c: Likewise.
14738 * config/dfp-bit.h: Likewise.
14739 * config/elfos.h: Likewise.
14740 * config/fixed-bit.c: Likewise.
14741 * config/fixed-bit.h: Likewise.
14742 * config/fp-bit.c: Likewise.
14743 * config/fp-bit.h: Likewise.
14744 * config/fr30/crti.asm: Likewise.
14745 * config/fr30/crtn.asm: Likewise.
14746 * config/fr30/lib1funcs.asm: Likewise.
14747 * config/freebsd-spec.h: Likewise.
14748 * config/frv/cmovd.c: Likewise.
14749 * config/frv/cmovh.c: Likewise.
14750 * config/frv/cmovw.c: Likewise.
14751 * config/frv/frvbegin.c: Likewise.
14752 * config/frv/frvend.c: Likewise.
14753 * config/frv/lib1funcs.asm: Likewise.
14754 * config/glibc-stdint.h: Likewise.
14755 * config/h8300/clzhi2.c: Likewise.
14756 * config/h8300/crti.asm: Likewise.
14757 * config/h8300/crtn.asm: Likewise.
14758 * config/h8300/ctzhi2.c: Likewise.
14759 * config/h8300/fixunssfsi.c: Likewise.
14760 * config/h8300/lib1funcs.asm: Likewise.
14761 * config/h8300/parityhi2.c: Likewise.
14762 * config/h8300/popcounthi2.c: Likewise.
14763 * config/i386/ammintrin.h: Likewise.
14764 * config/i386/att.h: Likewise.
14765 * config/i386/avxintrin.h: Likewise.
14766 * config/i386/biarch64.h: Likewise.
14767 * config/i386/bmmintrin.h: Likewise.
14768 * config/i386/cpuid.h: Likewise.
14769 * config/i386/cross-stdarg.h: Likewise.
14770 * config/i386/crtfastmath.c: Likewise.
14771 * config/i386/crtprec.c: Likewise.
14772 * config/i386/cygming-crtbegin.c: Likewise.
14773 * config/i386/cygming-crtend.c: Likewise.
14774 * config/i386/cygwin.asm: Likewise.
14775 * config/i386/emmintrin.h: Likewise.
14776 * config/i386/gmm_malloc.h: Likewise.
14777 * config/i386/gthr-win32.c: Likewise.
14778 * config/i386/i386.h: Likewise.
14779 * config/i386/immintrin.h: Likewise.
14780 * config/i386/linux-unwind.h: Likewise.
14781 * config/i386/linux64.h: Likewise.
14782 * config/i386/mm3dnow.h: Likewise.
14783 * config/i386/mmintrin-common.h: Likewise.
14784 * config/i386/mmintrin.h: Likewise.
14785 * config/i386/nmmintrin.h: Likewise.
14786 * config/i386/pmm_malloc.h: Likewise.
14787 * config/i386/pmmintrin.h: Likewise.
14788 * config/i386/smmintrin.h: Likewise.
14789 * config/i386/sol2-c1.asm: Likewise.
14790 * config/i386/sol2-ci.asm: Likewise.
14791 * config/i386/sol2-cn.asm: Likewise.
14792 * config/i386/sol2-gc1.asm: Likewise.
14793 * config/i386/tmmintrin.h: Likewise.
14794 * config/i386/unix.h: Likewise.
14795 * config/i386/w32-unwind.h: Likewise.
14796 * config/i386/wmmintrin.h: Likewise.
14797 * config/i386/x86-64.h: Likewise.
14798 * config/i386/x86intrin.h: Likewise.
14799 * config/i386/xmmintrin.h: Likewise.
14800 * config/ia64/crtbegin.asm: Likewise.
14801 * config/ia64/crtend.asm: Likewise.
14802 * config/ia64/crtfastmath.c: Likewise.
14803 * config/ia64/crti.asm: Likewise.
14804 * config/ia64/crtn.asm: Likewise.
14805 * config/ia64/fde-glibc.c: Likewise.
14806 * config/ia64/lib1funcs.asm: Likewise.
14807 * config/ia64/linux-unwind.h: Likewise.
14808 * config/ia64/quadlib.c: Likewise.
14809 * config/ia64/unwind-ia64.c: Likewise.
14810 * config/linux.h: Likewise.
14811 * config/m32c/m32c-lib1.S: Likewise.
14812 * config/m32c/m32c-lib2-trapv.c: Likewise.
14813 * config/m32c/m32c-lib2.c: Likewise.
14814 * config/m32r/initfini.c: Likewise.
14815 * config/m68hc11/larith.asm: Likewise.
14816 * config/m68hc11/m68hc11-crt0.S: Likewise.
14817 * config/m68k/cf.md: Likewise.
14818 * config/m68k/crti.s: Likewise.
14819 * config/m68k/crtn.s: Likewise.
14820 * config/m68k/lb1sf68.asm: Likewise.
14821 * config/m68k/linux-unwind.h: Likewise.
14822 * config/mcore/crti.asm: Likewise.
14823 * config/mcore/crtn.asm: Likewise.
14824 * config/mcore/lib1.asm: Likewise.
14825 * config/mips/linux-unwind.h: Likewise.
14826 * config/mips/loongson.h: Likewise.
14827 * config/mips/mips16.S: Likewise.
14828 * config/mmix/crti.asm: Likewise.
14829 * config/mmix/crtn.asm: Likewise.
14830 * config/pa/fptr.c: Likewise.
14831 * config/pa/hpux-unwind.h: Likewise.
14832 * config/pa/lib2funcs.asm: Likewise.
14833 * config/pa/linux-atomic.c: Likewise.
14834 * config/pa/linux-unwind.h: Likewise.
14835 * config/pa/milli64.S: Likewise.
14836 * config/pa/quadlib.c: Likewise.
14837 * config/pa/stublib.c: Likewise.
14838 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14839 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14840 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14841 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14842 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14843 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14844 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14845 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14846 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14847 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14848 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14849 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14850 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14851 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14852 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14853 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14854 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14855 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14856 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14857 * config/rs6000/750cl.h: Likewise.
14858 * config/rs6000/altivec.h: Likewise.
14859 * config/rs6000/biarch64.h: Likewise.
14860 * config/rs6000/crtresfpr.asm: Likewise.
14861 * config/rs6000/crtresgpr.asm: Likewise.
14862 * config/rs6000/crtresxfpr.asm: Likewise.
14863 * config/rs6000/crtresxgpr.asm: Likewise.
14864 * config/rs6000/crtsavfpr.asm: Likewise.
14865 * config/rs6000/crtsavgpr.asm: Likewise.
14866 * config/rs6000/darwin-asm.h: Likewise.
14867 * config/rs6000/darwin-fallback.c: Likewise.
14868 * config/rs6000/darwin-fpsave.asm: Likewise.
14869 * config/rs6000/darwin-ldouble.c: Likewise.
14870 * config/rs6000/darwin-tramp.asm: Likewise.
14871 * config/rs6000/darwin-unwind.h: Likewise.
14872 * config/rs6000/darwin-vecsave.asm: Likewise.
14873 * config/rs6000/darwin-world.asm: Likewise.
14874 * config/rs6000/e500crtres32gpr.asm: Likewise.
14875 * config/rs6000/e500crtres64gpr.asm: Likewise.
14876 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14877 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14878 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14879 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14880 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14881 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14882 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14883 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14884 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14885 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14886 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14887 * config/rs6000/eabi-ci.asm: Likewise.
14888 * config/rs6000/eabi-cn.asm: Likewise.
14889 * config/rs6000/eabi.asm: Likewise.
14890 * config/rs6000/linux-unwind.h: Likewise.
14891 * config/rs6000/linux64.h: Likewise.
14892 * config/rs6000/paired.h: Likewise.
14893 * config/rs6000/paired.md: Likewise.
14894 * config/rs6000/ppc64-fp.c: Likewise.
14895 * config/rs6000/ppu_intrinsics.h: Likewise.
14896 * config/rs6000/rs6000.h: Likewise.
14897 * config/rs6000/si2vmx.h: Likewise.
14898 * config/rs6000/sol-ci.asm: Likewise.
14899 * config/rs6000/sol-cn.asm: Likewise.
14900 * config/rs6000/spe.h: Likewise.
14901 * config/rs6000/spu2vmx.h: Likewise.
14902 * config/rs6000/sysv4.h: Likewise.
14903 * config/rs6000/tramp.asm: Likewise.
14904 * config/rs6000/vec_types.h: Likewise.
14905 * config/s390/linux-unwind.h: Likewise.
14906 * config/s390/tpf-unwind.h: Likewise.
14907 * config/score/crti.asm: Likewise.
14908 * config/score/crtn.asm: Likewise.
14909 * config/sh/crt1.asm: Likewise.
14910 * config/sh/crti.asm: Likewise.
14911 * config/sh/crtn.asm: Likewise.
14912 * config/sh/divtab-sh4-300.c: Likewise.
14913 * config/sh/divtab-sh4.c: Likewise.
14914 * config/sh/divtab.c: Likewise.
14915 * config/sh/lib1funcs-4-300.asm: Likewise.
14916 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14917 * config/sh/lib1funcs.asm: Likewise.
14918 * config/sh/lib1funcs.h: Likewise.
14919 * config/sh/linux-atomic.asm: Likewise.
14920 * config/sh/linux-unwind.h: Likewise.
14921 * config/sh/shmedia.h: Likewise.
14922 * config/sh/sshmedia.h: Likewise.
14923 * config/sh/ushmedia.h: Likewise.
14924 * config/sparc/crtfastmath.c: Likewise.
14925 * config/sparc/linux-unwind.h: Likewise.
14926 * config/sparc/sol2-c1.asm: Likewise.
14927 * config/sparc/sol2-ci.asm: Likewise.
14928 * config/sparc/sol2-cn.asm: Likewise.
14929 * config/spu/divmodti4.c: Likewise.
14930 * config/spu/divv2df3.c: Likewise.
14931 * config/spu/float_disf.c: Likewise.
14932 * config/spu/float_unsdidf.c: Likewise.
14933 * config/spu/float_unsdisf.c: Likewise.
14934 * config/spu/float_unssidf.c: Likewise.
14935 * config/spu/mfc_multi_tag_release.c: Likewise.
14936 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14937 * config/spu/mfc_tag_release.c: Likewise.
14938 * config/spu/mfc_tag_reserve.c: Likewise.
14939 * config/spu/mfc_tag_table.c: Likewise.
14940 * config/spu/multi3.c: Likewise.
14941 * config/spu/spu_internals.h: Likewise.
14942 * config/spu/spu_intrinsics.h: Likewise.
14943 * config/spu/spu_mfcio.h: Likewise.
14944 * config/spu/vec_types.h: Likewise.
14945 * config/spu/vmx2spu.h: Likewise.
14946 * config/stormy16/stormy16-lib2.c: Likewise.
14947 * config/svr4.h: Likewise.
14948 * config/sync.c: Likewise.
14949 * config/v850/lib1funcs.asm: Likewise.
14950 * config/vxlib-tls.c: Likewise.
14951 * config/vxlib.c: Likewise.
14952 * config/vxworks-dummy.h: Likewise.
14953 * config/xtensa/crti.asm: Likewise.
14954 * config/xtensa/crtn.asm: Likewise.
14955 * config/xtensa/ieee754-df.S: Likewise.
14956 * config/xtensa/ieee754-sf.S: Likewise.
14957 * config/xtensa/lib1funcs.asm: Likewise.
14958 * config/xtensa/lib2funcs.S: Likewise.
14959 * config/xtensa/linux-unwind.h: Likewise.
14960 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
14961 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
14962 * coretypes.h: Likewise.
14963 * crtstuff.c: Likewise.
14964 * defaults.h: Likewise.
14965 * dwarf2.h: Likewise.
14966 * emutls.c: Likewise.
14967 * gbl-ctors.h: Likewise.
14968 * gcov-io.h: Likewise.
14969 * ginclude/float.h: Likewise.
14970 * ginclude/iso646.h: Likewise.
14971 * ginclude/stdarg.h: Likewise.
14972 * ginclude/stdbool.h: Likewise.
14973 * ginclude/stddef.h: Likewise.
14974 * ginclude/stdfix.h: Likewise.
14975 * ginclude/stdint-gcc.h: Likewise.
14976 * ginclude/tgmath.h: Likewise.
14977 * gthr-aix.h: Likewise.
14978 * gthr-dce.h: Likewise.
14979 * gthr-gnat.c: Likewise.
14980 * gthr-gnat.h: Likewise.
14981 * gthr-lynx.h: Likewise.
14982 * gthr-mipssde.h: Likewise.
14983 * gthr-nks.h: Likewise.
14984 * gthr-posix.c: Likewise.
14985 * gthr-posix.h: Likewise.
14986 * gthr-posix95.h: Likewise.
14987 * gthr-rtems.h: Likewise.
14988 * gthr-single.h: Likewise.
14989 * gthr-solaris.h: Likewise.
14990 * gthr-tpf.h: Likewise.
14991 * gthr-vxworks.h: Likewise.
14992 * gthr-win32.h: Likewise.
14993 * gthr.h: Likewise.
14994 * libgcc2.c: Likewise.
14995 * libgcc2.h: Likewise.
14996 * libgcov.c: Likewise.
14997 * tsystem.h: Likewise.
14998 * typeclass.h: Likewise.
14999 * unwind-c.c: Likewise.
15000 * unwind-compat.h: Likewise.
15001 * unwind-dw2-fde-compat.c: Likewise.
15002 * unwind-dw2-fde-darwin.c: Likewise.
15003 * unwind-dw2-fde-glibc.c: Likewise.
15004 * unwind-dw2-fde.c: Likewise.
15005 * unwind-dw2-fde.h: Likewise.
15006 * unwind-dw2.c: Likewise.
15007 * unwind-dw2.h: Likewise.
15008 * unwind-generic.h: Likewise.
15009 * unwind-pe.h: Likewise.
15010 * unwind-sjlj.c: Likewise.
15011 * unwind.inc: Likewise.
15012 * config/arm/neon-gen.ml: Change generated copyright header to
15013 refer to version 3 of the GNU General Public License with
15014 version 3.1 of the GCC Runtime Library Exception and to point
15015 readers at the COPYING3 and COPYING3.RUNTIME files and the
15016 FSF's license web page.
15017 * config/arm/arm_neon.h: Regenerate.
15019 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15021 * config/cris/cris.md: Change copyright header to refer to version
15022 3 of the GNU General Public License.
15023 * doc/install.texi2html: Change copyright header to refer to version
15024 3 of the GNU General Public License and to point readers at the
15025 COPYING3 file and the FSF's license web page.
15026 * config/vax/linux.h: Likewise.
15028 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15030 * config/i386/i386.md (cmpcc): New.
15031 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15032 (sync_compare_and_swap_cc*): Delete.
15034 * config/s390/s390.c (s390_compare_emitted): Remove.
15035 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15036 s390_compare_emitted used to be handled. Assert that modes match.
15037 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15038 refer to sync_compare_and_swap_ccsi.
15039 * config/s390/s390.h (s390_compare_emitted): Remove.
15040 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15041 instead of s390_compare_emitted.
15042 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15043 instead of s390_compare_emitted.
15044 * config/s390/s390.md (cmpcc): New.
15045 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15046 CC_REGNUM, do not pretend it's set.
15047 (sync_compare_and_swap_cc*): Delete.
15048 * config/s390/predicates.md (cc_reg_operand): New.
15050 * expr.c (sync_compare_and_swap_cc): Delete.
15051 * optabs.h (sync_compare_and_swap_cc): Delete.
15052 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15053 is being used with can_compare_p.
15054 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15055 (find_cc_set): New.
15056 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15057 look for a MODE_CC set instead. Use emit_store_flag.
15058 (expand_compare_and_swap_loop): Likewise, with some additional
15059 complication to avoid a force_reg when useless. Use
15060 emit_cmp_and_jump_insns.
15061 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15062 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15063 sync_compare_and_swap documentation.
15065 2009-04-09 Jan Hubicka <jh@suse.cz>
15067 * except.c (find_prev_try): Break out from ....
15068 (duplicate_eh_regions): ... here; properly update prev_try pointers
15069 when duplication part of tree.
15070 (dump_eh_tree): Improve dumping.
15071 (verify_eh_region): New.
15072 (verify_eh_tree): Use it.
15074 2009-04-06 Richard Guenther <rguenther@suse.de>
15076 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15077 &ARRAY addresses by adjusting their types and prepending
15079 * tree-cfg.c (verify_gimple_assign_single): Verify that
15080 addresses are correct.
15082 2009-04-09 Richard Guenther <rguenther@suse.de>
15084 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15085 indices into an array reference if possible.
15086 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15087 Fold POINTER_PLUS_EXPR statements with invariant address.
15089 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15092 * config.gcc (powerpc64-*-linux*): Always build biarch.
15094 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15097 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15098 it and pedwarn if this results in an INTEGER_CST.
15100 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15102 * doc/install.texi: Update minimum GMP version. Remove obsolete
15103 text in MPFR section.
15105 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15107 * dwarf2out.c (class_scope_p): New static inline.
15108 (class_or_namespace_scope_p): Use it.
15109 (gen_variable_die): Use DW_TAG_member tag for static data member
15110 declarations instead of DW_TAG_variable.
15112 PR middle-end/39573
15113 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15116 2009-04-08 Richard Guenther <rguenther@suse.de>
15118 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15119 valueize random data.
15121 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15123 * config.gcc (aix tm_file): Add aix-stdint.h.
15124 (aix tm clause use_gcc_stdint): Set to wrap.
15125 * config/rs6000/aix-stdint.h: New file.
15127 2009-04-08 Richard Guenther <rguenther@suse.de>
15129 PR middle-end/36291
15130 * tree-dfa.c (add_referenced_var): Do not recurse into
15131 global initializers.
15132 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15134 (fold_const_aggregate_ref): Likewise.
15136 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15138 * recog.c (ordered_comparison_operator): New.
15139 * gensupport.c (std_preds): Add it.
15140 * doc/md.texi (Machine-Independent Predicates): Document it.
15142 2009-04-08 Jan Hubicka <jh@suse.cz>
15144 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15145 * function.h (rtl_eh): Remove exception_handler_label_map.
15146 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15147 remove_exception_handler_label, for_each_eh_label_1): Remove.
15148 (rtl_remove_unreachable_regions): Remove.
15149 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15150 (find_exception_handler_labels): Don't build the hashtable.
15151 (maybe_remove_eh_handler): Remove.
15152 (for_each_eh_label): Rewrite to walk the tree.
15153 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15154 * except.h (maybe_remove_eh_handler): Remove.
15155 * passes.c (init_optimization_passes): Schedule second EH cleanup
15157 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15158 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15160 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15162 * genoutput.c (validate_optab_operands): New.
15163 (gen_insn, gen_expand): Call it.
15165 * genflags.c (gen_insn): Detect misused iterators.
15166 (main): Pass line_no to gen_insn, exit with status 1 on error.
15168 * genextract.c (line_no): Make global.
15169 (VEC_safe_set_locstr): Change assertion to error message.
15170 (main): Exit with status 1 on error.
15172 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15176 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15177 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15178 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15179 * c-convert.c (convert): Do not call fold on results of conversion
15180 functions when the result is a C_MAYBE_CONST_EXPR.
15181 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15182 of __builtin_choose_expr.
15183 * c-typeck.c (remove_c_maybe_const_expr): New.
15184 (build_unary_op, build_conditional_expr, build_compound_expr,
15185 build_binary_op, c_objc_common_truthvalue_conversion): Call
15186 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15189 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15191 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15192 CODE to produce a new one. Add a prototype to use fold_convert_const
15194 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15197 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15198 mix declarations and code.
15200 2009-04-08 Ben Elliston <bje@au.ibm.com>
15202 * gcc.c: Replace `CC' with `GCC' throughout.
15204 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15206 * doc/invoke.texi: Document Atom support.
15208 2009-04-07 Jason Merrill <jason@redhat.com>
15211 * c-common.h, c-common.c: Add flag_pretty_templates.
15212 * c-opts.c (c_common_handle_option): Set it.
15213 * c.opt: Add -fno-pretty-templates.
15214 * doc/invoke.texi (C++ Dialect Options): Likewise.
15216 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15218 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15219 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15220 (ia64_expand_builtin): Likewise.
15222 2009-04-07 Martin Jambor <mjambor@suse.cz>
15224 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15225 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15226 ADDR_EXPRS are include too.
15228 2009-04-07 Richard Guenther <rguenther@suse.de>
15230 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15231 decls are only used if passes as parameters or if they are
15232 local statics and the call is not to a builtin.
15233 (call_may_clobber_ref_p_1): Likewise.
15235 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15237 * expr.c (do_store_flag): Remove last argument. Simplify code
15238 to avoid duplication of tests already done by can_compare_p.
15239 (expand_expr_real_1): Adjust caller.
15241 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15243 * optabs.c (can_compare_p): Test the predicate of a
15244 cbranch and cstore pattern.
15246 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15248 * expr.c (convert_move): Use emit_store_flag instead of
15251 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15253 * config/i386/i386.c (ix86_compare_emitted): Remove.
15254 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15255 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15256 * config/i386/i386.h (ix86_compare_emitted): Remove.
15257 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15258 instead of ix86_compare_emitted.
15259 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15261 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15263 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15264 Add t-sysroot-suffix to tmake_file.
15265 * config/print-sysroot-suffix.sh: New file.
15266 * config/t-sysroot-suffix: New file.
15268 2009-04-07 Ben Elliston <bje@au.ibm.com>
15270 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15271 as the latter produces a warning when the target does not support
15274 2009-04-07 Ben Elliston <bje@au.ibm.com>
15276 * dfp.c: Replace type punning assignments with memcpy throughout.
15277 * Makefile.in (dfp.o-warn): Remove.
15279 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15282 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15283 Include soft-fp/t-softfp after rs6000/t-linux64.
15285 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15287 * stor-layout.c (set_sizetype): Use the full precision of their
15288 machine mode for bitsize types.
15290 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15292 * config/i386/i386.md: Revert 2 accidental checkins.
15294 2009-04-06 Joey Ye <joey.ye@intel.com>
15295 Xuepeng Guo <xuepeng.guo@intel.com>
15296 H.J. Lu <hongjiu.lu@intel.com>
15298 Atom pipeline model, tuning and insn selection.
15299 * config.gcc (atom): Add atom config options and target.
15301 * config/i386/atom.md: New.
15303 * config/i386/i386.c (atom_cost): New cost.
15304 (m_ATOM): New macro flag.
15305 (initial_ix86_tune_features): Set m_ATOM.
15306 (x86_accumulate_outgoing_args): Likewise.
15307 (x86_arch_always_fancy_math_387): Likewise.
15308 (processor_target): Add Atom cost.
15309 (cpu_names): Add Atom cpu name.
15310 (override_options): Set Atom ISA.
15311 (ix86_issue_rate): New case PROCESSOR_ATOM.
15312 (ix86_adjust_cost): Likewise.
15314 * config/i386/i386.h (TARGET_ATOM): New target macro.
15315 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15316 (TARGET_OPT_AGU): New target option.
15317 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15318 (processor_type): Add PROCESSOR_ATOM.
15320 * config/i386/i386.md (cpu): Add new value "atom".
15321 (use_carry, movu): New attr.
15322 (atom.md): Include atom.md.
15323 (adddi3_carry_rex64): Set attr "use_carry".
15324 (addqi3_carry): Likewise.
15325 (addhi3_carry): Likewise.
15326 (addsi3_carry): Likewise.
15327 (*addsi3_carry_zext): Likewise.
15328 (subdi3_carry_rex64): Likewise.
15329 (subqi3_carry): Likewise.
15330 (subhi3_carry): Likewise.
15331 (subsi3_carry): Likewise.
15332 (x86_movdicc_0_m1_rex64): Likewise.
15333 (*x86_movdicc_0_m1_se): Likewise.
15334 (x86_movsicc_0_m1): Likewise.
15335 (*x86_movsicc_0_m1_se): Likewise.
15336 (*adddi_1_rex64): Emit add insn as much as possible.
15337 (*addsi_1): Likewise.
15338 (return_internal): Set atom_unit.
15339 (return_internal_long): Likewise.
15340 (return_pop_internal): Likewise.
15341 (*rcpsf2_sse): Set atom_sse_attr attr.
15342 (*qrt<mode>2_sse): Likewise.
15343 (*prefetch_sse): Likewise.
15345 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15347 (ix86_target_macros_internal): Likewise.
15349 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15350 (*prefetch_sse_rex): Likewise.
15351 (sse_rcpv4sf2): Likewise.
15352 (sse_vmrcpv4sf2): Likewise.
15353 (sse_sqrtv4sf2): Likewise.
15354 (<sse>_vmsqrt<mode>2): Likewise.
15355 (sse_ldmxcsr): Likewise.
15356 (sse_stmxcsr): Likewise.
15357 (*sse_sfence): Likewise.
15358 (sse2_clflush): Likewise.
15359 (*sse2_mfence): Likewise.
15360 (*sse2_lfence): Likewise.
15361 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15362 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15363 (avx_movdqu<avxmodesuffix>): Likewise.
15364 (avx_lddqu<avxmodesuffix>): Likewise.
15365 (sse2_movntv2di): Change attr "type" to "ssemov".
15366 (sse2_movntsi): Likewise.
15367 (rsqrtv8sf2): Change attr "type" to "sseadd".
15368 (sse3_addsubv2df3): Set attr "atom_unit".
15369 (sse3_h<plusminus_insn>v4sf3): Likewise.
15370 (*sse2_pmaddwd): Likewise.
15371 (*vec_extractv2di_1_rex64): Likewise.
15372 (*vec_extractv2di_1_avx): Likewise.
15373 (sse2_psadbw): Likewise.
15374 (ssse3_phaddwv8hi3): Likewise.
15375 (ssse3_phaddwv4hi3): Likewise.
15376 (ssse3_phadddv4si3): Likewise.
15377 (ssse3_phadddv2si3): Likewise.
15378 (ssse3_phaddswv8hi3): Likewise.
15379 (ssse3_phaddswv4hi3): Likewise.
15380 (ssse3_phsubwv8hi3): Likewise.
15381 (ssse3_phsubwv4hi3): Likewise.
15382 (ssse3_phsubdv4si3): Likewise.
15383 (ssse3_phsubdv2si3): Likewise.
15384 (ssse3_phsubswv8hi3): Likewise.
15385 (ssse3_phsubswv4hi3): Likewise.
15386 (ssse3_pmaddubsw128): Likewise.
15387 (sse3_pmaddubsw: Likewise.
15388 (ssse3_palignrti): Likewise.
15389 (ssse3_palignrdi): Likewise.
15391 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15393 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15395 2009-04-06 Richard Guenther <rguenther@suse.de>
15397 PR tree-optimization/28868
15398 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15399 of which PHI results we inserted.
15400 (insert_into_preds_of_block): Record inserted PHIs.
15401 (eliminate): Eliminate redundant PHI nodes.
15402 (init_pre): Init inserted_phi_names.
15404 2009-04-06 Richard Guenther <rguenther@suse.de>
15406 PR tree-optimization/39643
15407 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15408 IMAGPART_EXPRs of complex constants.
15409 (execute_fold_all_builtins): If we folded a call queue
15410 TODO_update_address_taken.
15412 2009-04-06 Jan Hubicka <jh@suse.cz>
15414 PR middle-end/39659
15415 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15418 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15420 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15422 (ic_invalidate_array): Likewise.
15424 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15426 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15427 alignment for library calls.
15429 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15431 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15432 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15433 * config/i386/mingw-stdint.h: New file.
15435 2009-04-05 Richard Guenther <rguenther@suse.de>
15437 PR tree-optimization/39648
15438 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15439 our &A vs. &A[0] IL deficiencies.
15441 2009-04-04 Jan Hubicka <jh@suse.cz>
15443 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15444 removed toplevel regions.
15445 (sjlj_mark_call_sites): Likewise.
15447 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15449 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15450 (cygwin tm clause use_gcc_stdint): Set to wrap.
15451 * config/i386/cygwin-stdint.h: New file.
15453 2009-04-04 Richard Guenther <rguenther@suse.de>
15455 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15456 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15457 single-argument PHIs if we are in loop-closed SSA form.
15458 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15459 for the pre-condition.
15460 (slpeel_tree_peel_loop_to_edge): Likewise.
15461 (vect_build_loop_niters): Take an optional sequence to append stmts.
15462 (vect_generate_tmps_on_preheader): Likewise.
15463 (vect_do_peeling_for_loop_bound): Take extra guards for the
15465 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15466 the cost model check.
15467 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15468 guards if we are going to peel. Do not apply versioning in that case.
15469 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15470 (vect_do_peeling_for_loop_bound): Likewise.
15471 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15472 loop bound only record extra pre-conditions, do not apply loop
15475 2009-04-04 Richard Guenther <rguenther@suse.de>
15477 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15480 2009-04-04 Jan Hubicka <jh@suse.cz>
15482 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15483 last_basic_block for size of bb->index indexed array.
15484 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15485 compute_out, link_btr_uses, build_btr_def_use_webs,
15486 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15488 2009-04-04 Jan Hubicka <jh@suse.cz>
15490 * except.c (remove_eh_handler_and_replace): Break out from ...
15491 (remove_eh_handler): ... here.
15492 (bring_to_root): New function.
15493 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15494 handled ones, bring others to root of tree.
15496 2009-04-04 Jan Hubicka <jh@suse.cz>
15498 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15499 (all_phis_safe_to_merge): New function.
15500 (update_info): New structure.
15501 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15502 (cleanup_empty_eh): Update SSA if possible.
15504 2009-04-04 Richard Guenther <rguenther@suse.de>
15506 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15507 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15508 (append_vuse): Likewise.
15510 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15512 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15513 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15514 instead of REG_UNSAVED for DW_CFA_undefined.
15515 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15516 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15519 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15522 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15523 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15524 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15526 2009-04-04 Richard Guenther <rguenther@suse.de>
15528 PR tree-optimization/8781
15529 PR tree-optimization/37892
15530 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15531 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15532 (valueize_refs): Call it for *& valueizations.
15533 (shared_reference_ops_from_ref): Rename to ...
15534 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15535 (shared_reference_ops_from_call): Rename to ...
15536 (valueize_shared_reference_ops_from_call): ... this and valueize.
15537 (vn_reference_lookup): Update.
15538 (visit_reference_op_call): Likewise.
15539 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15540 (eliminate): Value-replace the call address in call statements.
15542 2009-04-04 Richard Guenther <rguenther@suse.de>
15544 PR tree-optimization/39636
15545 * tree-ssa-forwprop.c
15546 (forward_propagate_addr_into_variable_array_index): Check for
15547 GIMPLE_ASSIGN before accessing the rhs code.
15549 2009-04-03 Jason Merrill <jason@redhat.com>
15551 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15553 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15555 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15556 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15557 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15558 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15559 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15560 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15561 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15562 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15563 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15564 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15565 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15566 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15567 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15568 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15569 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15570 Use fr_reg_or_fp01_operand instead of fr_register_operand
15572 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15573 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15574 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15576 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15578 PR rtl-optimization/39607
15579 PR rtl-optimization/39631
15583 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15584 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15585 instead of DF_LR_OUT.
15586 * ira-lives.c (process_bb_node_lives): Ditto.
15587 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15588 instead of DF_LR_{OUT,IN}.
15589 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15590 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15592 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15594 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15595 (execute_lower_omp): Always run but take the short way out if -fopenmp
15597 (gate_lower_omp): Remove, forcing the pass manager to always run the
15598 pass and always set PROP_gimple_lomp.
15599 (pass_lower_omp): Remove gate function.
15600 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15601 PROP_trees. Instead, require it.
15602 * ipa-cp.c (pass_ipa_cp): Likewise.
15603 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15604 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15605 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15606 and PROP_gimple_leh.
15608 2009-04-03 Richard Guenther <rguenther@suse.de>
15610 PR middle-end/13146
15611 PR tree-optimization/23940
15612 PR tree-optimization/33237
15613 PR middle-end/33974
15614 PR middle-end/34093
15615 PR tree-optimization/36201
15616 PR tree-optimization/36230
15617 PR tree-optimization/38049
15618 PR tree-optimization/38207
15619 PR tree-optimization/38230
15620 PR tree-optimization/38301
15621 PR tree-optimization/38585
15622 PR middle-end/38895
15623 PR tree-optimization/38985
15624 PR tree-optimization/39299
15625 * tree-ssa-structalias.h: Remove.
15626 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15627 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15628 (struct vuse_element_d): Remove.
15629 (struct vuse_vec_d): Likewise.
15630 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15631 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15632 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15633 VUSE_ELEMENT_VAR): Likewise.
15634 (struct voptype_d): Likewise.
15635 (NUM_VOP_FREE_BUCKETS): Likewise.
15636 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15637 (struct stmt_operands_d): Remove.
15638 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15639 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15640 VDEF_NUM, VDEF_VECT): Likewise.
15641 (copy_virtual_operands): Remove.
15642 (operand_build_cmp): Likewise.
15643 (create_ssa_artificial_load_stmt): Likewise.
15644 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15645 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15646 vuse_index and mayuse_index members. Pack and move done and iter_type
15647 members to the front.
15648 (SSA_OP_VMAYUSE): Remove.
15649 (SSA_OP_VIRTUAL_USES): Adjust.
15650 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15651 (unlink_stmt_vdef): Declare.
15652 (add_to_addressable_set): Remove.
15653 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15654 (vrp_visit_stmt): Likewise.
15655 * doc/tree-ssa.texi (Alias analysis): Update.
15656 * doc/invoke.texi (max-aliased-vops): Remove docs.
15657 (avg-aliased-vops): Likewise.
15658 * tree-into-ssa.c (syms_to_rename): Remove.
15659 (need_to_update_vops_p): Likewise.
15660 (need_to_initialize_update_ssa_p): Rename to ...
15661 (update_ssa_initialized_fn): ... this. Track function we are
15663 (symbol_marked_for_renaming): Simplify.
15664 (add_new_name_mapping): Do not set need_to_update_vops_p.
15665 (dump_currdefs): Use SYMS_TO_RENAME.
15666 (rewrite_update_stmt): Always walk all uses/defs.
15667 (dump_update_ssa): Adjust.
15668 (init_update_ssa): Take function argument. Track what we are
15670 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15671 (create_new_def_for): Initialize for cfun, assert we are initialized
15673 (mark_sym_for_renaming): Simplify.
15674 (mark_set_for_renaming): Do not initialize update-ssa.
15675 (need_ssa_update_p): Simplify. Take function argument.
15676 (name_mappings_registered_p): Assert we ask for the correct function.
15677 (name_registered_for_update_p): Likewise.
15678 (ssa_names_to_replace): Likewise.
15679 (release_ssa_name_after_update_ssa): Likewise.
15680 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15681 (dump_decl_set): Do not print a newline.
15682 (debug_decl_set): Do it here.
15683 (dump_update_ssa): And here.
15684 * tree-ssa-loop-im.c (move_computations): Adjust.
15685 (movement_possibility): Likewise.
15686 (determine_max_movement): Likewise.
15687 (gather_mem_refs_stmt): Likewise.
15688 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15689 or NAME_MEMORY_TAG.
15690 * tree-complex.c (update_all_vops): Remove.
15691 (expand_complex_move): Adjust.
15692 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15693 Simplify test for memory referencing statement. Exclude
15694 non-invariant ADDR_EXPRs.
15695 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15696 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15697 (rdg_flag_uses): Likewise.
15698 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15700 (tree_optimize_tail_calls_1): Also split the
15701 edge from the entry block if we have degenerate PHI nodes in
15702 the first basic block.
15703 * tree.c (init_ttree): Remove memory-tag related code.
15704 (tree_code_size): Likewise.
15705 (tree_node_structure): Likewise.
15706 (build7_stat): Re-write to be build6_stat.
15707 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15708 (SSA_VAR_P): Adjust.
15709 (struct tree_memory_tag): Remove.
15710 (struct tree_memory_partition_tag): Likewise.
15711 (union tree_node): Adjust.
15712 (build7): Re-write to be build6.
15713 * tree-pass.h (pass_reset_cc_flags): Remove.
15714 (TODO_update_address_taken): New flag.
15715 (pass_simple_dse): Remove.
15716 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15717 * params.h (MAX_ALIASED_VOPS): Remove.
15718 (AVG_ALIASED_VOPS): Likewise.
15719 * omp-low.c (expand_omp_taskreg): Update SSA form.
15720 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15721 aliases the lhs in a copy stmt.
15722 * tree-ssa-dse.c (struct address_walk_data): Remove.
15723 (memory_ssa_name_same): Likewise.
15724 (memory_address_same): Likewise.
15725 (get_kill_of_stmt_lhs): Likewise.
15726 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15727 unused stores. Look through PHI nodes into post-dominated regions.
15728 (dse_optimize_stmt): Simplify. Properly remove stores.
15729 (tree_ssa_dse): Compute dominators.
15730 (execute_simple_dse): Remove.
15731 (pass_simple_dse): Likewise.
15732 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15733 gimple_loaded_syms and gimple_stored_syms computation.
15734 * toplev.c (dump_memory_report): Dump alias and pta stats.
15735 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15736 (vn_reference_eq): Likewise.
15737 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15738 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15739 valueize_vuses): Remove.
15740 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15741 (get_def_ref_stmt_vuse): ... this.
15742 (vn_reference_lookup_2): New function.
15743 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15744 walking equivalent vuses. Simplify.
15745 (vn_reference_lookup): Likewise.
15746 (vn_reference_insert): Likewise.
15747 (vn_reference_insert_pieces): Likewise.
15748 (visit_reference_op_call): Simplify.
15749 (visit_reference_op_load): Likewise.
15750 (visit_reference_op_store): Likewise.
15751 (init_scc_vn): Remove shared_lookup_vuses initialization.
15752 (free_scc_vn): Remove shared_lookup_vuses freeing.
15753 (sort_vuses, sort_vuses_heap): Remove.
15754 (get_ref_from_reference_ops): Export.
15755 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15756 vector with single vuse pointer.
15757 (vn_reference_lookup_pieces, vn_reference_lookup,
15758 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15759 (shared_vuses_from_stmt): Remove.
15760 (get_ref_from_reference_ops): Declare.
15761 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15762 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15763 memory-tag related code.
15764 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15765 (likely_value): Add comment, skip static-chain of call statements.
15766 (surely_varying_stmt_p): Adjust.
15767 (gimplify_and_update_call_from_tree): Likewise.
15768 (execute_fold_all_builtins): Do not rebuild alias info.
15769 (gimplify_and_update_call_from_tree): Properly update VOPs.
15770 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15771 (copy_ref_info): Remove memory-tag related code.
15772 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15773 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15774 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15776 * tree-ssa-dom.c (gimple_p): Remove typedef.
15777 (eliminate_redundant_computations): Adjust.
15778 (record_equivalences_from_stmt): Likewise.
15779 (avail_expr_hash): Likewise.
15780 (avail_expr_eq): Likewise.
15781 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15782 (stmt_makes_single_load): Likewise.
15783 (stmt_makes_single_store): Likewise.
15784 * tree-ssa-alias.c: Rewrite completely.
15785 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15786 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15787 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15788 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15789 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15790 Remove public functions.
15791 (pass_reset_cc_flags): Remove.
15792 (pass_build_alias): Move ...
15793 * tree-ssa-structalias.c (pass_build_alias): ... here.
15794 * tree-ssa-alias.c (may_be_aliased): Move ...
15795 * tree-flow-inline.h (may_be_aliased): ... here.
15796 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15797 count_uses_and_derefs): Move ...
15798 * gimple.c: ... here.
15799 * gimple.h (count_uses_and_derefs): Declare.
15800 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15801 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15802 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15803 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15804 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15805 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15806 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15808 * tree-dfa.c (refs_may_alias_p): Move ...
15809 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15810 * tree-ssa-alias.h: New file.
15811 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15812 (statement_sink_location): Likewise.
15813 * opts.c (decode_options): Do not adjust max-aliased-vops or
15814 avg-aliased-vops values.
15815 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15816 (TV_CALL_CLOBBER): Likewise.
15817 (TV_FLOW_SENSITIVE): Likewise.
15818 (TV_FLOW_INSENSITIVE): Likewise.
15819 (TV_MEMORY_PARTITIONING): Likewise.
15820 (TV_ALIAS_STMT_WALK): New timevar.
15821 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15822 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15823 (get_address_description): Remove memory-tag related code.
15824 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15825 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15826 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15827 and immediate uses in statements. Document.
15828 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15829 (dump_symbols): Remove.
15830 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15831 * alias.c (get_deref_alias_set): New function split out from ...
15832 (get_alias_set): ... here.
15833 * alias.h (get_deref_alias_set): Declare.
15834 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15835 type parameter. Remove restrict pointer handling. Create a
15836 ref-all pointer in case type-based alias sets do not conflict.
15837 (vect_analyze_data_refs): Remove SMT related code.
15838 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15839 (vectorizable_load): Likewise.
15840 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15841 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15842 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15843 Ignore vops and SMTs.
15844 (dr_analyze_alias): Likewise..
15845 (free_data_ref): Likewise.
15846 (create_data_ref): Likewise.
15847 (analyze_all_data_dependences): Likewise.
15848 (get_references_in_stmt): Adjust.
15849 * tree-flow-inline.h (gimple_aliases_computed_p,
15850 gimple_addressable_vars, gimple_call_clobbered_vars,
15851 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15852 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15853 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15854 gimple_mem_ref_stats): Remove.
15855 (gimple_vop): New function.
15856 (op_iter_next_use): Remove vuses and mayuses cases.
15857 (op_iter_next_def): Remove vdefs case.
15858 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15859 (clear_and_done_ssa_iter): Do not set removed fields.
15860 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15861 Assert we are not iterating over vuses or vdefs if not also
15862 iterating over uses or defs.
15863 (op_iter_init_use): Likewise.
15864 (op_iter_init_def): Likewise.
15865 (op_iter_next_vdef): Remove.
15866 (op_iter_next_mustdef): Likewise.
15867 (op_iter_init_vdef): Likewise.
15868 (compare_ssa_operands_equal): Likewise.
15869 (link_use_stmts_after): Handle vuse operand.
15870 (is_call_used): Use is_call_clobbered.
15871 (is_call_clobbered): Global variables are always call clobbered,
15872 query the call-clobbers bitmap.
15873 (mark_call_clobbered): Ignore global variables.
15874 (clear_call_clobbered): Likewise.
15875 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15876 virtual operands sanity check.
15877 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15879 (TARGET_MEM_REF): Remove TMR_TAG operand.
15880 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15881 Remove call-clobber related code.
15882 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15883 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15884 partitions or escape reason.
15885 (get_single_def_stmt, get_single_def_stmt_from_phi,
15886 get_single_def_stmt_with_phi): Remove.
15887 (dump_referenced_vars): Tidy.
15888 (get_ref_base_and_extent): Allow bare decls.
15889 (collect_dfa_stats): Adjust.
15890 * graphite.c (rename_variables_in_stmt): Adjust.
15891 (graphite_copy_stmts_from_block): Likewise.
15892 (translate_clast): Likewise.
15893 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15895 (translate_vuse_through_block): Use the oracle.
15896 (phi_translate_1): Adjust.
15897 (value_dies_in_block_x): Use the oracle. Cache the outcome
15899 (valid_in_sets): Check if the VUSE for
15900 a REFERENCE is available.
15901 (eliminate): Do not remove stmts during elimination,
15902 instead queue and remove them afterwards.
15903 (do_pre): Do not rebuild alias info.
15904 (pass_pre): Run TODO_rebuild_alias before PRE.
15905 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15906 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15907 (mark_all_v_defs_stmt): Remove.
15908 (mark_all_v_defs_seq): Adjust.
15909 (sra_replace): Likewise.
15910 (scalarize_use): Likewise.
15911 (scalarize_copy): Likewise.
15912 (scalarize_init): Likewise.
15913 (scalarize_ldst): Likewise.
15914 (todoflags): Remove.
15915 (tree_sra): Do not rebuild alias info.
15916 (tree_sra_early): Adjust.
15917 (pass_sra): Run TODO_update_address_taken before SRA.
15918 * tree-predcom.c (set_alias_info): Remove.
15919 (prepare_initializers_chain): Do not call it.
15920 (mark_virtual_ops_for_renaming): Adjust.
15921 (mark_virtual_ops_for_renaming_list): Remove.
15922 (initialize_root_vars): Adjust.
15923 (initialize_root_vars_lm): Likewise.
15924 (prepare_initializers_chain): Likewise.
15925 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15926 (may_propagate_copy_into_stmt): Likewise.
15927 (merge_alias_info): Do nothing for now.
15928 (propagate_tree_value_into_stmt): Adjust.
15929 (stmt_may_generate_copy): Likewise.
15930 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15931 not mark symbols for renaming.
15932 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15933 with the same statement, make sure to update the new pointed-to one.
15934 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15935 call statements, do not mark symbols for renaming.
15936 (mark_operand_necessary): Dump something.
15937 (ref_may_be_aliased): New function.
15938 (mark_aliased_reaching_defs_necessary_1): New helper function.
15939 (mark_aliased_reaching_defs_necessary): Likewise.
15940 (mark_all_reaching_defs_necessary_1): Likewise.
15941 (mark_all_reaching_defs_necessary): Likewise.
15942 (propagate_necessity): Do not process virtual PHIs. For
15943 non-aliased loads mark all reaching definitions as necessary.
15944 For aliased loads and stores mark the immediate dominating
15945 aliased clobbers as necessary.
15946 (visited): New global static.
15947 (perform_tree_ssa_dce): Free visited bitmap after propagating
15949 (remove_dead_phis): Perform simple dead virtual PHI removal.
15950 (remove_dead_stmt): Properly unlink virtual operands when
15952 (eliminate_unnecessary_stmts): Schedule PHI removal after
15954 * tree-ssa-ter.c (is_replaceable_p): Adjust.
15955 (process_replaceable): Likewise.
15956 (find_replaceable_in_bb): Likewise.
15957 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
15958 based on the single gimple vop.
15959 (verify_flow_insensitive_alias_info): Remove.
15960 (verify_flow_sensitive_alias_info): Likewise.
15961 (verify_call_clobbering): Likewise.
15962 (verify_memory_partitions): Likewise.
15963 (verify_alias_info): Likewise.
15964 (verify_ssa): Adjust..
15965 (execute_update_addresses_taken): Export. Update SSA
15966 manually. Optimize only when optimizing. Use a local bitmap.
15967 (pass_update_address_taken): Remove TODO_update_ssa, add
15969 (pass_update_address_taken): Just use TODO_update_address_taken.
15970 (init_tree_ssa): Do not initialize addressable_vars.
15971 (verify_ssa): Verify new VUSE / VDEF properties.
15972 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
15973 Do not call verify_alias_info.
15974 (delete_tree_ssa): Clear the VUSE, VDEF operands.
15975 Do not free the loaded and stored syms bitmaps. Reset the escaped
15976 and callused solutions. Do not free addressable_vars.
15977 Remove memory-tag related code.
15978 (warn_uninitialized_var): Aliases are always available.
15979 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
15980 * lambda-code.c (can_put_in_inner_loop): Adjust.
15981 (can_put_after_inner_loop): Likewise.
15982 (perfect_nestify): Likewise.
15983 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
15984 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
15985 (vectorizable_conversion): Do not mark symbols for renaming.
15986 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
15987 (expand_call_inline): Unlink the calls virtual operands before
15989 (tree_function_versioning): Do not call update_ssa if we are not
15990 updating clones. Simplify.
15991 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
15992 (propagate_with_phi): Likewise..
15993 * tree-outof-ssa.c (create_temp): Remove memory tag and call
15994 clobber code. Assert we are not aliased or global.
15995 * tree-flow.h: Include tree-ssa-alias.h
15996 (enum escape_type): Remove.
15997 (struct mem_sym_stats_d): Likewise.
15998 (struct mem_ref_stats_d): Likewise.
15999 (struct gimple_df): Add vop member. Remove global_var,
16000 call_clobbered_vars, call_used_vars, addressable_vars,
16001 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16002 escaped and callused members.
16003 (struct ptr_info_def): Remove all members, add points-to solution
16005 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16006 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16007 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16008 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16009 (tree-ssa-alias.o): Likewise.
16010 (toplev.o): Add tree-ssa-alias.h
16011 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16012 * gimple.c (gimple_set_bb): Fix off-by-one error.
16013 (is_gimple_reg): Do not handle memory tags.
16014 (gimple_copy): Also copy virtual operands.
16015 Delay updating the statement. Do not reset loaded and stored syms.
16016 (gimple_set_stored_syms): Remove.
16017 (gimple_set_loaded_syms): Likewise.
16018 (gimple_call_copy_skip_args): Copy the virtual operands
16019 and mark the new statement modified.
16020 * tree-ssa-structalias.c (may_alias_p): Remove.
16021 (set_uids_in_ptset): Take the alias set to prune with as
16022 parameter. Fold in the alias test of may_alias_p.
16023 (compute_points_to_sets): Compute whether a ptr is dereferenced
16024 in a local sbitmap.
16025 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16026 other ADDRESSOF constraints on the lhs.
16027 (get_constraint_for_component_ref): Assert that we don't get
16028 ADDRESSOF constraints from the base of the reference.
16029 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16030 (struct variable_info): Remove collapsed_to member.
16031 (get_varinfo_fc): Remove.
16032 (new_var_info): Do not set collapsed_to.
16033 (dump_constraint): Do not follow cycles.
16034 (dump_constraint_graph): Likewise.
16035 (build_pred_graph): Likewise.
16036 (build_succ_graph): Likewise.
16037 (rewrite_constraints): Likewise.
16038 (do_simple_structure_copy): Remove.
16039 (do_rhs_deref_structure_copy): Remove.
16040 (do_lhs_deref_structure_copy): Remove.
16041 (collapse_rest_of_var): Remove.
16042 (do_structure_copy): Re-implement.
16043 (pta_stats): New global variable.
16044 (dump_pta_stats): New function.
16045 (struct constraint_expr): Make offset signed.
16046 (UNKNOWN_OFFSET): Define special value.
16047 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16048 (solution_set_expand): New helper function split out from ...
16049 (do_sd_constraint): ... here.
16050 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16051 (do_ds_constraint): Likewise.
16052 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16053 and CALLUSED = *CALLUSED.
16054 (set_union_with_increment): Make inc argument signed.
16055 (type_safe): Remove.
16056 (get_constraint_for_ptr_offset): Handle unknown and negative
16058 (first_vi_for_offset): Handle offsets before start. Bail
16059 out early for offsets beyond the variable extent.
16060 (first_or_preceding_vi_for_offset): New function.
16061 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16062 Together with ESCAPED = *ESCAPED this properly computes reachability.
16063 (find_what_var_points_to): New function.
16064 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16065 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16066 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16067 pt_solutions_intersect): New functions.
16068 (compute_call_used_vars): Remove.
16069 (compute_may_aliases): New main entry into PTA computation.
16070 * gimple.h (gimple_p): New typedef.
16071 (struct gimple_statement_base): Remove references_memory_p.
16072 (struct gimple_statement_with_memory_ops_base): Remove
16073 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16075 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16076 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16077 gimple_set_references_memory): Remove.
16078 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16079 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16081 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16082 (verify_expr): Allow RESULT_DECL.
16083 (gimple_duplicate_bb): Do not copy virtual operands.
16084 (gimple_duplicate_sese_region): Adjust.
16085 (gimple_duplicate_sese_tail): Likewise.
16086 (mark_virtual_ops_in_region): Remove.
16087 (move_sese_region_to_fn): Do not call it.
16088 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16089 and pass_simple_dse.
16090 (execute_function_todo): Handle TODO_update_address_taken,
16091 call execute_update_addresses_taken for TODO_rebuild_alias.
16092 (execute_todo): Adjust.
16093 (execute_one_pass): Init dump files early.
16094 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16096 (create_general_new_stmt): Clear vops.
16097 * tree-ssa-reassoc.c (get_rank): Adjust.
16098 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16099 symbols for renaming.
16100 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16101 (PARAM_AVG_ALIASED_VOPS): Likewise.
16102 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16103 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16104 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16105 (operand_build_cmp, copy_virtual_operands,
16106 create_ssa_artificial_load_stmt, add_to_addressable_set,
16107 gimple_add_to_addresses_taken): Remove public functions.
16108 (unlink_stmt_vdef): New function.
16110 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16112 * config.gcc (powerpc-*-linux*): Merge variants.
16114 2009-04-02 Chao-ying Fu <fu@mips.com>
16115 James Grosbach <james.grosbach@microchip.com>
16117 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16118 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16120 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16121 keep_interrupts_masked_p, use_debug_exception_return_p.
16122 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16123 keep_interrupts_masked, use_debug_exception_return.
16124 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16125 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16127 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16128 (mips_print_operand): Process COP0 registers to print $0 .. $31
16129 correctly for GAS to process.
16130 (mips_interrupt_extra_call_saved_reg_p): New function.
16131 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16133 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16134 (mips_compute_frame_info): Add supports for interrupt context that
16135 includes doubleword accumulators and COP0 registers.
16136 (mips_for_each_saved_acc): New function.
16137 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16138 mips_for_each_saved_reg.
16139 (mips_save_reg): Save accumulators.
16140 (mips_kernel_reg_p): A new for_each_rtx callback.
16141 (mips_expand_prologue): Support interrupt handlers.
16142 (mips_restore_reg): Restore accumulators.
16143 (mips_expand_epilogue): Support interrupt handlers.
16144 (mips_can_use_return_insn): Return false for interrupt handlers.
16145 (mips_epilogue_uses): New function.
16146 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16147 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16148 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16149 cop0_move): New instructions.
16150 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16151 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16153 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16155 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16156 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16157 interrupt handlers, we use K0 as the temporary register.
16158 (EPILOGUE_USES): Change to a function call.
16159 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16160 handlers, we use K0 as the temporary register.
16162 * doc/extend.texi (Function Attributes): Document interrupt,
16163 use_shadow_register_set, keep_interrupts_masked,
16164 use_debug_exception_return for MIPS attributes.
16166 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16168 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16169 Remove a number of t-files from tmake_file.
16170 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16171 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16172 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16173 target_prototype, not TARGET_PROTOTYPE.
16174 (LINK_OS_GNU_SPEC): Define.
16175 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16176 and darwin-ldoubdle.c.
16178 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16181 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16182 (cpp_options): Ditto.
16183 (default_compilers): Ditto.
16184 (display_help): Ditto.
16185 (process_command): Ditto.
16186 (do_spec_1): Ditto.
16187 (set_input): Use lbasename instead of duplicate code.
16188 (save_temps_prefix): New static for -save-temps=obj.
16189 (save_temps_length): Ditto.
16191 * doc/invoke.texi (-save-temps=obj): Document new variant to
16192 -save-temps switch.
16194 2009-04-02 Jeff Law <law@redhat.com>
16196 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16199 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16201 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16202 * configure: Regenerated.
16204 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16206 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16207 share the argument list.
16209 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16213 2009-02-12 Diego Novillo <dnovillo@google.com>
16215 * varpool.c (debug_varpool): New.
16216 * cgraph.h (debug_varpool): Declare.
16218 2009-04-02 Jan Hubicka <jh@suse.cz>
16220 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16223 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16225 * config/i386/i386.c (ix86_abi): Move initialization to ...
16226 (override_options): Here.
16228 2009-04-02 Christian Bruel <christian.bruel@st.com>
16230 * config/sh/sh.c (sh_dwarf_register_span): New function.
16231 (TARGET_DWARF_REGISTER_SPAN): Define.
16232 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16234 2009-04-02 Ira Rosen <irar@il.ibm.com>
16236 PR tree-optimization/39595
16237 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16238 interleaved loads group is not greater than the SLP group size.
16240 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16242 * builtins.c (is_builtin_name): New.
16243 (called_as_built_in): Use is_builtin_name.
16244 * tree.h (is_builtin_name): New.
16245 * varasm.c (incorporeal_function_p): Use is_builtin_name
16247 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16249 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16251 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16254 * c-decl.c (clone_underlying_type): Move this ...
16255 * c-common.c (set_underlying_type): ... here.
16256 Also, make sure the function properly sets TYPE_STUB_DECL() on
16257 the newly created typedef variant type.
16258 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16259 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16262 2009-04-02 Richard Guenther <rguenther@suse.de>
16264 PR tree-optimization/37221
16265 * tree-flow.h (degenerate_phi_result): Declare.
16266 * tree-ssa-dom.c (degenerate_phi_result): Export.
16267 * tree-scalar-evolution.c (analyze_initial_condition): If
16268 the initial condition is defined by a degenerate PHI node
16269 use the degenerate value.
16271 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16273 PR rtl-optimization/39588
16274 * combine.c (merge_outer_ops): Do not set the constant when this
16276 (simplify_shift_const_1): Do not modify it either in this case.
16278 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16280 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16281 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16283 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16286 * c-lex.c (interpret_float): Default (no suffix) is double.
16288 2009-04-1 Xinliang David Li <davidxl@google.com>
16290 * config/i386/i386.c (legitimate_constant_p): Recognize
16291 all one vector constant.
16293 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16295 * config/vax/vax.c: Add #includes to silence warnings.
16296 Change #include order to silence two warnings.
16298 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16300 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16301 (ASM_SPEC): Pass -k to the assembler for PIC code.
16303 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16305 * config.gcc: Add vax-*-linux* to the switch.
16306 * config/vax/linux.h: New file. (TARGET_VERSION,
16307 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16309 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16311 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16312 Use predicate macros instead of GET_CODE() == foo.
16313 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16314 ashlsi3, rotrsi3, <unnamed>): Likewise.
16316 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16318 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16319 jbbccihi, jbbccisi): Remova trailing whitespace.
16320 * config/vax/constraints.md: Likewise.
16321 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16322 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16323 * config/vax/predicates.md: Likewise.
16324 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16325 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16326 * config/vax/vax.h: Likewise.
16327 * config/vax/vax.md (nonlocal_goto): Likewise.
16329 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16331 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16332 (indirectable_address_p, adjacent_operands_p): Add spaces around
16334 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16336 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16338 * config/vax/vax.c (legitimate_constant_address_p,
16339 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16340 index_term_p, reg_plus_index_p, legitimate_address_p,
16341 vax_mode_dependent_address_p): Update comments to match functions
16342 modified by the recent int->bool conversion.
16344 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16346 * config/vax/builtins.md: Update copyright message.
16347 * config/vax/constraints.md: Likewise.
16348 * config/vax/netbsd-elf.h: Likewise.
16349 * config/vax/predicates.md: Likewise.
16350 * config/vax/vax-protos.h: Likewise.
16351 * config/vax/vax.c: Likewise.
16352 * config/vax/vax.h: Likewise.
16353 * config/vax/vax.md: Likewise.
16354 * config/vax/vax.opt: Likewise.
16356 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16358 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16359 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16360 * config/vax/constraints.md (B, R): Likewise.
16361 * config/vax/predicates.md (external_memory_operand,
16362 nonimmediate_addsub_di_operand): Likewise.
16363 * config/vax/vax.c (vax_output_int_add): Likewise.
16364 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16365 untyped_call): Likewise.
16367 2009-04-01 Matt Thomas <matt@3am-software.com>
16369 * config/vax/predicates.md: New file.
16370 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16371 external_const_operand, nonsymbolic_operand, external_memory_operand,
16372 indirect_memory_operand, indexed_memory_operand,
16373 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16374 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16376 * config/vax/constraints.md: New file.
16377 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16379 * config/vax/builtins.md: New file.
16380 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16381 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16383 * config/vax/vax.opt (mqmath): Add option.
16384 * config/vax/vax.md (isfx): Extend with DI.
16385 (VAXintQH, VAXintQHSD): Define.
16386 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16387 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16388 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16389 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16390 (movdi): Update constraints and use vax_output_int_move().
16391 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16392 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16393 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16394 nonlocal_goto): New.
16395 (mov<mode>): Extend accepted operand types.
16396 (subdi3_old): Rename from subdi3, change update constraints and use
16397 a new implementation.
16398 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16399 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16400 MOVE_RATIO, CLEAR_RATIO): Define.
16401 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16402 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16403 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16404 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16405 (split_quadword_operands): Make static and really allow variable
16407 (print_operand_address): Update for PIC generation.
16408 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16409 indexable_address_p, fixup_mathdi_operand,
16410 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16411 (vax_float_literal, legitimate_constant_p,
16412 indirectable_constant_address_p, index_term_p,
16413 reg_plus_index_p): Return bool instead of int.
16414 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16416 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16418 (vax_output_conditional_branch): Indent.
16419 (legitimate_constant_address_p, indirectable_constant_address_p,
16420 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16421 vax_mode_dependent_address_p): Return bool instead of int, update for
16423 * config/vax/vax-protos.h (legitimate_constant_address_p,
16424 legitimate_constant_p, legitimate_address_p,
16425 vax_mode_dependent_address_p): Change declaration to bool.
16426 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16427 vax_expand_addsub_di_operands, vax_output_int_subtract,
16428 vax_output_movmemsi): Declare.
16429 (split_quadword_operands, vax_float_literal): Delete declaration.
16430 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16431 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16432 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16433 ASM_OUTPUT_DWARF_PCREL): Define.
16434 (ASM_SPEC): Change definition to allow PIC generation.
16436 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16438 * doc/sourcebuild.texi: Update front-end requirements.
16440 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16443 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16444 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16445 (booldi3_internal3): Use boolean_or_operator instead of
16448 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16451 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16452 declarator whose size is not an integer constant expression but
16453 folds to an integer constant, then treat it as a constant
16456 2009-04-01 Richard Guenther <rguenther@suse.de>
16458 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16459 i * 4 + 2 to (i * 2 + 1) * 2.
16461 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16464 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16465 return if c_parser_asm_string_literal returned NULL.
16467 2009-04-01 Nick Clifton <nickc@redhat.com>
16469 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16471 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16472 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16473 other typedefs to avoid conflicts with libgcc2.c. Define labels
16474 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16476 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16477 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16480 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16482 * varasm.c (default_function_rodata_section): Declare DOT as
16485 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16486 Andrey Galkin <agalkin@hypercom.com>
16489 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16490 Make object_name unique for each process.
16492 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16495 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16496 addressable variables in the parallel that could go out of scope while
16497 running queued tasks.
16499 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16501 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16502 (CASE_VALUES_THRESHOLD): Redefine.
16503 * config/avr/avr.c (avr_override_options): Remove initialization of
16504 avr_case_values_threshold variable.
16505 (avr_case_values_threshold): Remove variable. Add new function.
16506 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16507 * config/avr/avr.opt (mno-tablejump): Remove option.
16508 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16510 2009-04-01 DJ Delorie <dj@redhat.com>
16512 * varasm.c (default_function_rodata_section): Don't assume
16513 anything about where the first '.' in the section name is.
16515 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16517 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16518 rs6000_emit_stack_tie.
16520 2009-03-31 Ian Lance Taylor <iant@google.com>
16522 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16523 gimple_code with GIMPLE_RESX, not RESX.
16525 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16527 * c-common.c (c_get_ident): New.
16528 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16530 2009-04-01 Ben Elliston <bje@au.ibm.com>
16532 * config/rs6000/sysv4.opt (msdata): Improve option description.
16534 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16536 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16537 (divdf3_internal_lat): Remove.
16538 (divxf3_internal_lat): Remove.
16539 (divxf3_internal_thr): Remove.
16540 (divxf): Use divxf3_internal.
16541 * config/ia64/div.md (divsf3_internal_lat): New.
16542 (divdf3_internal_lat): New.
16543 (divxf3_internal): New.
16545 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16548 * Makefile.in (USE_GCC_STDINT): Define.
16549 (stmp-int-hdrs): Install stdint.h if applicable.
16550 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16552 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16553 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16554 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16555 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16556 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16557 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16558 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16559 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16560 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16561 (c_common_nodes_and_builtins): Initialize
16562 underlying_wchar_type_node. Do not initialize
16563 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16564 nodes for new types.
16565 (c_stddef_cpp_builtins): Define macros for new types.
16566 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16568 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16569 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16570 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16571 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16572 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16573 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16574 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16575 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16576 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16577 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16578 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16579 int16_type_node, int32_type_node, int64_type_node,
16580 uint8_type_node, uint16_type_node, c_uint32_type_node,
16581 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16582 int_least32_type_node, int_least64_type_node,
16583 uint_least8_type_node, uint_least16_type_node,
16584 uint_least32_type_node, uint_least64_type_node,
16585 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16586 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16587 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16588 uintptr_type_node): Define.
16589 * c-cppbuiltin.c (builtin_define_constants,
16590 builtin_define_type_minmax): New.
16591 (builtin_define_stdint_macros): Define more macros.
16592 (c_cpp_builtins): Define more limit macros.
16593 (type_suffix): New.
16594 (builtin_define_type_max): Define in terms of
16595 builtin_define_type_minmax. Remove is_long parameter. All
16597 * config.gcc (use_gcc_stdint): Define.
16598 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16599 Add newlib-stdint.h for generic targets.
16600 * config/glibc-stdint.h, config/newlib-stdint.h,
16601 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16602 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16603 * config/score/score.h (UINTPTR_TYPE): Define.
16604 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16605 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16606 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16607 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16608 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16609 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16610 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16611 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16612 * config/spu/spu.h (STDINT_LONG32): Define.
16613 * configure.ac (use_gcc_stdint): Substitute.
16614 * configure: Regenerate.
16615 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16616 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16617 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16618 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16619 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16620 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16621 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16622 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16623 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16624 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16625 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16626 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16627 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16628 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16629 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16630 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16631 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16632 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16633 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16634 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16635 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16636 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16637 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16638 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16639 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16640 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16641 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16642 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16643 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16645 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16647 * loop-iv.c (suitable_set_for_replacement): Renamed from
16648 simplify_using_assignment; changed to return bool and to accept new
16649 args DEST and SRC. Return true iff we find a source/destination pair
16650 that can be used to make a replacement, and fill SRC and DEST if so.
16651 Remove arg ALTERED. Don't deal with altered regs here. All callers
16653 (simplify_using_initial_values): Deal with altered regs here and track
16654 more precisely the effect they have on the validity of our expression.
16656 * loop-iv.c (simplify_using_condition): A condition of the form
16657 (EQ REG CONST) can be used to simply make a substitution.
16658 (simplify_using_initial_values): Keep track of conditions we have seen
16659 and keep using them to simplify new expressions, while applying the
16660 same substitutions to them as to the expression.
16662 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16663 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16666 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16667 changed. Use this when trying to improve the upper bound.
16668 Generate the comparison by using simplify_gen_relational.
16670 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16672 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16674 (simplify_using_assignment, simplify_using_initial_values): Call
16675 replace_in_expr to make replacements. Call replace_single_def_regs
16676 once on the initial version of the expression.
16678 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16681 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16683 2009-03-31 Richard Guenther <rguenther@suse.de>
16685 PR middle-end/31029
16686 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16687 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16689 2009-03-31 Richard Guenther <rguenther@suse.de>
16691 * tree.h (div_if_zero_remainder): Declare.
16692 * fold-const.c (div_if_zero_remainder): Export.
16693 * tree-ssa-forwprop.c
16694 (forward_propagate_addr_into_variable_array_index): Handle
16695 constant array index addition outside of the variable index.
16697 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16700 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16701 define_splits, floatunssi<mode>2): Require x87 conversions from
16702 DImode to be permitted.
16704 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16706 PR preprocessor/15638
16707 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16709 2009-03-31 Richard Guenther <rguenther@suse.de>
16711 PR middle-end/23401
16712 PR middle-end/27810
16713 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16714 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16715 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16716 a separate statement.
16717 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16718 (lookup_tmp_var): Likewise.
16719 (is_gimple_formal_tmp_or_call_rhs): Remove.
16720 (is_gimple_reg_or_call_rhs): Rename to ...
16721 (is_gimple_reg_rhs_or_call): ... this.
16722 (is_gimple_mem_or_call_rhs): Rename to ...
16723 (is_gimple_mem_rhs_or_call): ... this.
16724 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16725 DECL_GIMPLE_REG_P only if is_formal is true.
16726 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16727 for non-proper post-modify expression gimplification.
16728 (gimplify_self_mod_expr): For post-modify expressions gimplify
16729 the lvalue to a minimal lvalue.
16730 (rhs_predicate_for): Remove formal temp case.
16731 (gimplify_modify_expr_rhs): Likewise.
16732 (gimplify_addr_expr): Use is_gimple_reg.
16733 (gimplify_expr): Remove formal temp cases.
16734 (gimple_regimplify_operands): Likewise.
16735 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16736 and FILTER_EXPR like constants.
16737 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16739 (is_gimple_formal_tmp_rhs): Remove.
16740 (is_gimple_reg_rhs): Remove special casing.
16741 (is_gimple_mem_rhs): Fix.
16742 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16743 (is_gimple_formal_tmp_var): Remove.
16744 (is_gimple_formal_tmp_reg): Likewise.
16745 (is_gimple_min_lval): Allow invariant component ref parts.
16746 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16747 is_gimple_formal_tmp_reg): Remove declarations.
16748 * tree-cfg.c (verify_expr): Verify that variables with address
16749 taken do not have DECL_GIMPLE_REG_P set.
16750 * tree-mudflap.c (mf_build_check_statement_for): Use
16751 force_gimple_operand instead of gimplify_expr.
16753 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16755 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16756 schedulable rows to compute_split_row.
16758 2009-03-31 Ben Elliston <bje@au.ibm.com>
16761 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16764 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16766 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16767 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16768 * configure: Regenerate.
16769 * config.in: Regenerate.
16770 * config/rs6000/rs6000.opt (mtls-markers): Add.
16771 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16772 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16773 (tls_ld_aix, tls_ld_sysv): Likewise.
16774 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16775 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16777 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16779 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16781 2009-03-30 Jan Hubicka <jh@suse.cz>
16783 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16785 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16786 detection and label handling.
16788 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16790 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16791 left_conflicts_size.
16792 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16793 ALLOCNO_LEFT_CONFLICTS_SIZE.
16795 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16796 remove_allocno_from_bucket_and_push,
16797 allocno_spill_priority_compare, push_allocnos_to_stack,
16798 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16799 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16800 (setup_allocno_left_conflicts_num): Ditto. Rename to
16801 setup_allocno_left_conflicts_size.
16802 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16803 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16804 setup_allocno_left_conflicts_size instead of
16805 setup_allocno_left_conflicts_num.
16807 * ira-build.c (ira_create_allocno): Use
16808 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16809 ALLOCNO_LEFT_CONFLICTS_NUM.
16811 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16813 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16814 instead of DF_LR_OUT.
16816 * ira-lives.c (process_bb_node_lives): Ditto.
16818 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16819 instead of DF_LR_{OUT,IN}.
16821 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16823 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16825 2009-03-30 Jan Hubicka <jh@suse.cz>
16827 * except.c (label_to_region_map): Fix thinko.
16829 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16831 PR middle-end/38237
16832 * tree.h (tree_find_value): New declaration.
16833 * tree.c (tree_find_value): New function.
16834 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16836 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16839 * c-decl.c (struct c_binding): Add locus field.
16840 (bind): Add locus argument, set locus field from it.
16841 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16842 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16843 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16844 implicitly_declare, undeclared_variable, lookup_label,
16845 declare_label, c_make_fname_decl, c_builtin_function,
16846 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16849 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16852 * config/i386/i386.c (classify_argument): Check total size of
16855 2009-03-30 Martin Jambor <mjambor@suse.cz>
16857 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16858 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16859 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16862 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16863 seen_variable_array_ref while also traversing a union.
16865 * tree-inline.c (optimize_inline_calls): Do not call
16866 cgraph_node_remove_callees.
16867 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16868 (pass_remove_cgraph_callee_edges): New variable.
16869 * passes.c (init_optimization_passes): Add
16870 pass_remove_cgraph_callee_edges after early inlining and before all
16871 late intraprocedural passes.
16873 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16875 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16877 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16878 Fix typos in names.
16880 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16882 * combine.c (simplify_comparison): Use have_insn_for.
16883 * dojump.c (do_jump): Likewise.
16885 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16887 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16888 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16889 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16890 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16891 instead of sparc_compare_emitted.
16892 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16893 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16894 instead of sparc_compare_emitted.
16896 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16898 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16899 enter/exit cfglayout mode.
16900 (pass_partition_block): Require it.
16901 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16902 (combine_instructions): Track basic blocks instead of labels.
16903 (update_cfg_for_uncondjump): New.
16904 (try_combine): Use it. Update jumps after rescanning.
16905 (pass_combine): Require PROP_cfglayout.
16906 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16908 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16910 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16911 Provide/destroy PROP_cfglayout respectively.
16912 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16913 * tree-pass.h (PROP_cfglayout): New.
16915 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16917 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16918 fold_convert_const_fixed_from_fixed,
16919 fold_convert_const_fixed_from_int,
16920 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16921 set TREE_CONSTANT_OVERFLOW.
16922 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16923 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16925 2009-03-30 Ira Rosen <irar@il.ibm.com>
16927 * tree-vect-loop-manip.c: New file.
16928 * tree-vectorizer.c: Update documentation and included files.
16929 (vect_loop_location): Make extern.
16930 (rename_use_op): Move to tree-vect-loop-manip.c
16931 (rename_variables_in_bb, rename_variables_in_loop,
16932 slpeel_update_phis_for_duplicate_loop,
16933 slpeel_update_phi_nodes_for_guard1,
16934 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16935 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16936 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16937 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16938 find_loop_location): Likewise.
16939 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16940 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16941 get_vectype_for_scalar_type, vect_is_simple_use,
16942 supportable_widening_operation, supportable_narrowing_operation):
16944 (bb_in_loop_p): Move to tree-vect-loop.c.
16945 (new_loop_vec_info, destroy_loop_vec_info,
16946 reduction_code_for_scalar_code, report_vect_op,
16947 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16948 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16949 (vect_supportable_dr_alignment): Likewise.
16950 * tree-vectorizer.h (tree-data-ref.h): Include.
16951 (vect_loop_location): Declare.
16952 Reorganize function declarations according to the new file structure.
16953 * tree-vect-loop.c: New file.
16954 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
16955 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
16956 * tree-vect-data-refs.c: New file.
16957 * tree-vect-patterns.c (timevar.h): Don't include.
16958 * tree-vect-stmts.c: New file.
16959 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
16960 tree-vect-slp.c, tree-vect-loop.c.
16961 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
16962 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
16963 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
16964 (tree-vect-analyze.o): Remove.
16965 (tree-vect-transform.o): Likewise.
16966 (tree-vect-data-refs.o): Add rule.
16967 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
16968 tree-vect-slp.o): Likewise.
16969 (tree-vect-patterns.o): Remove redundant dependencies.
16970 (tree-vectorizer.o): Likewise.
16971 * tree-vect-slp.c: New file.
16973 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16975 * optc-gen.awk: Warn if an option flag has multiple different
16978 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
16980 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
16981 -floop-block): Document dependences on PPL, CLooG and Graphite.
16983 2009-03-30 Joseph Myers <joseph@codesourcery.com>
16985 PR rtl-optimization/323
16986 * c-common.c (c_fully_fold, convert_and_check,
16987 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
16988 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
16989 * c-common.def (EXCESS_PRECISION_EXPR): New.
16990 * c-cppbuiltin.c (builtin_define_float_constants): Define
16991 constants with enough digits for long double.
16992 * c-lex.c (interpret_float): Interpret constant with excess
16993 precision where appropriate.
16994 * c-opts.c (c_common_post_options): Set
16995 flag_excess_precision_cmdline. Give an error for
16996 -fexcess-precision=standard for C++ for processors where the
16997 option is significant.
16998 * c-parser.c (c_parser_conditional_expression): Handle excess
16999 precision in condition.
17000 * c-typeck.c (convert_arguments): Handle arguments with excess
17002 (build_unary_op): Move excess precision outside operation.
17003 (build_conditional_expr): Likewise.
17004 (build_compound_expr): Likewise.
17005 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17006 (build_modify_expr): Handle excess precision in RHS.
17007 (convert_for_assignment): Handle excess precision in converted
17009 (digest_init, output_init_element, process_init_element): Handle
17010 excess precision in initializer.
17011 (c_finish_return): Handle excess precision in return value.
17012 (build_binary_op): Handle excess precision in operands and add
17013 excess precision as needed for operation.
17014 * common.opt (-fexcess-precision=): New option.
17015 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17016 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17017 For standard excess precision, output explicit conversion to and
17018 truncation from XFmode.
17019 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17020 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17021 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17022 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17023 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17024 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17025 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17026 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17027 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17028 define_splits, sqrt<mode>2): Disable where appropriate for
17029 standard excess precision.
17030 * convert.c (convert_to_real): Do not shorten arithmetic to type
17031 for which excess precision would be used.
17032 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17033 * doc/invoke.texi (-fexcess-precision=): Document option.
17034 (-mfpmath=): Correct index entry.
17035 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17036 flag_excess_precision): New.
17037 * langhooks.c (lhd_post_options): Set
17038 flag_excess_precision_cmdline.
17039 * opts.c (common_handle_option): Handle -fexcess-precision=.
17040 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17041 init_excess_precision): New.
17042 (lang_dependent_init_target): Call init_excess_precision.
17043 * tree.c (excess_precision_type): New.
17044 * tree.h (excess_precision_type): Declare.
17046 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17049 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17050 non-lvalue to component.
17052 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17054 PR preprocessor/34695
17055 * Makefile.in (c-opts.o): Depend on c-tree.h.
17056 * c-common.c: Move down include of diagnostic.h.
17057 (done_lexing, c_cpp_error): New.
17058 * c-common.h (done_lexing): Declare.
17059 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17061 * c-opts.c: Include c-tree.h.
17062 (c_common_init_options): Set preprocessor error callback.
17063 (c_common_handle_option): Do not set preprocessor
17064 inhibit_warnings, warnings_are_errors, warn_system_headers,
17065 pedantic_errors or inhibit_warnings flags.
17066 (c_common_post_options): Do not check cpp_errors (parse_in).
17067 (c_common_finish): Do not output dependencies if there were
17068 errors. Do not check return value of cpp_finish.
17069 * c-ppoutput.c (pp_file_change): Set input_location.
17070 * c-tree.h (c_cpp_error): Declare.
17071 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17073 (diagnostic_build_prefix): Check override_column.
17074 * diagnostic.h (diagnostic_info): Add override_column field.
17075 (diagnostic_override_column): Define.
17077 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17079 * c-common.c (c_expand_expr, c_staticp): Remove.
17080 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17081 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17082 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17083 * c-gimplify.c (gimplify_compound_literal_expr,
17084 optimize_compound_literals_in_ctor): Remove.
17085 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17086 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17087 * c-semantics.c (emit_local_var): Remove.
17089 * langhooks-def.h (lhd_expand_expr): Remove.
17090 * langhooks.c (lhd_expand_expr): Remove.
17091 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17093 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17094 handling from c-semantics.c; don't call into langhook.
17095 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17096 * gimplify.c (gimplify_compound_literal_expr,
17097 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17098 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17099 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17100 as was done in c-gimplify.c.
17101 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17102 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17103 Move from c-common.h.
17104 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17106 * tree.c (staticp): Do not call langhook.
17107 * langhooks.c (lhd_staticp): Delete.
17108 * langhooks-def.h (lhd_staticp): Delete prototype.
17109 (LANG_HOOKS_STATICP): Delete.
17110 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17112 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17113 instead of DECL_STMTs.
17115 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17123 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17125 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17126 contained expression.
17127 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17128 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17129 conditional expressions for C.
17130 (decl_constant_value_for_optimization): Move from
17131 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17132 whether optimizing and that the expression is a VAR_DECL not of
17133 array type instead of doing such checks in the caller. Do not
17134 check pedantic. Call gcc_unreachable for C++.
17135 * c-common.def (C_MAYBE_CONST_EXPR): New.
17136 * c-common.h (c_fully_fold, c_save_expr,
17137 decl_constant_value_for_optimization): New prototypes.
17138 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17139 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17140 EXPR_INT_CONST_OPERANDS): Define.
17141 * c-convert.c (convert): Strip nops from expression.
17142 * c-decl.c (groktypename): Take extra parameters expr and
17143 expr_const_operands. Update call to grokdeclarator.
17144 (start_decl): Update call to grokdeclarator. Add statement for
17145 expressions used in type of decl.
17146 (grokparm): Update call to grokdeclarator.
17147 (push_parm_decl): Update call to grokdeclarator.
17148 (build_compound_literal): Add parameter non_const and build a
17149 C_MAYBE_COSNT_EXPR if applicable.
17150 (grokdeclarator): Take extra parameters expr and
17151 expr_const_operands. Track expressions used in declaration
17152 specifiers and declarators. Fold array sizes and track whether
17153 they are constant expressions and whether they are integer
17154 constant expressions.
17155 (parser_xref_tag): Set expr and expr_const_operands fields in
17157 (grokfield): Update call to grokdeclarator.
17158 (start_function): Update call to grokdeclarator.
17159 (build_null_declspecs): Set expr and expr_const_operands fields in
17161 (declspecs_add_type): Handle expressions in typeof specifiers.
17162 * c-parser.c (c_parser_declspecs): Set expr and
17163 expr_const_operands fields for declaration specifiers.
17164 (c_parser_enum_specifier): Likewise.
17165 (c_parser_struct_or_union_specifier): Likewise.
17166 (c_parser_typeof_specifier): Likewise. Update call to
17167 groktypename. Fold expression as needed. Return expressions with
17168 type instead of adding statements.
17169 (c_parser_attributes): Update calls to c_parser_expr_list.
17170 (c_parser_statement_after_labels): Fold expression before passing
17171 to objc_build_throw_stmt.
17172 (c_parser_condition): Fold expression.
17173 (c_parser_asm_operands): Fold expression.
17174 (c_parser_conditional_expression): Use c_save_expr. Update call
17175 to build_conditional_expr.
17176 (c_parser_alignof_expression): Update call to groktypename.
17177 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17178 original_code. Fold expression argument of va_arg. Create
17179 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17180 argument to va_arg. Update calls to groktypename. Fold array
17181 index for offsetof. Verify that first argument to
17182 __builtin_choose_expr has integer type.
17183 (c_parser_postfix_expression_after_paren_type): Update calls to
17184 groktypename and build_compound_literal. Handle expressions with
17185 side effects in type name.
17186 (c_parser_postfix_expression_after_primary): Update call to
17187 c_parser_expr_list. Set original_code for calls to
17188 __builtin_constant_p.
17189 (c_parser_expr_list): Take extra parameter fold_p. Fold
17190 expressions if requested.
17191 (c_parser_objc_type_name): Update call to groktypename.
17192 (c_parser_objc_synchronized_statement): Fold expression.
17193 (c_parser_objc_receiver): Fold expression.
17194 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17195 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17196 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17197 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17198 (struct c_typespec): Add elements expr and expr_const_operands.
17199 (struct c_declspecs): Add elements expr and expr_const_operands.
17200 (groktypename, build_conditional_expr, build_compound_literal):
17202 (in_late_binary_op): Declare.
17203 * c-typeck.c (note_integer_operands): New function.
17204 (in_late_binary_op): New variable.
17205 (decl_constant_value_for_broken_optimization): Move to c-common.c
17206 and rename to decl_constant_value_for_optimization.
17207 (default_function_array_conversion): Do not strip nops.
17208 (default_conversion): Do not call
17209 decl_constant_value_for_broken_optimization.
17210 (build_array_ref): Do not fold result.
17211 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17212 result when operand is a VLA.
17213 (c_expr_sizeof_type): Update call to groktypename. Handle
17214 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17215 result when operand names a VLA type.
17216 (build_function_call): Update call to build_compound_literal.
17217 Only fold result for calls to __builtin_* functions. Strip
17218 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17219 the function designator.
17220 (convert_arguments): Fold arguments. Update call to
17221 convert_for_assignment.
17222 (build_unary_op): Handle increment and decrement of
17223 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17224 decrement earlier. Fold operand of increment and decrement.
17225 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17226 built for integer operand. Wrap returns that are INTEGER_CSTs
17227 without being integer constant expressions or that have integer
17228 constant operands without being INTEGER_CSTs.
17229 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17230 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17231 result is an integer constant expression or can be used in
17232 unevaluated parts of one and avoid folding and wrap as
17233 appropriate. Fold operands before possibly doing -Wsign-compare
17235 (build_compound_expr): Wrap result for C99 if operands can be used
17236 in integer constant expressions.
17237 (build_c_cast): Update call to digest_init. Do not ignore
17238 overflow from casting floating-point constants to integers. Wrap
17239 results that could be confused with integer constant expressions,
17240 null pointer constants or floating-point constants.
17241 (c_cast_expr): Update call to groktypename. Handle expressions
17242 included in type name.
17243 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17244 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17245 Update calls to convert_for_assignment.
17246 (convert_for_assignment): Take new parameter
17247 null_pointer_constant. Do not strip nops or call
17248 decl_constant_value_for_broken_optimization. Set
17249 in_late_binary_op for conversions to boolean.
17250 (store_init_value): Update call to digest_init.
17251 (digest_init): Take new parameter null_pointer_constant. Do not
17252 call decl_constant_value_for_broken_optimization. pedwarn for
17253 initializers not constant expressions. Update calls to
17254 convert_for_assignment.
17255 (constructor_nonconst): New.
17256 (struct constructor_stack): Add nonconst element.
17257 (really_start_incremental_init, push_init_level, pop_init_level):
17258 Handle constructor_nonconst and nonconst element.
17259 (set_init_index): Call constant_expression_warning for array
17261 (output_init_element): Fold value. Set constructor_nonconst as
17262 applicable. pedwarn for initializers not constant expressions.
17263 Update call to digest_init. Call constant_expression_warning
17264 where constant initializers are required.
17265 (process_init_element): Use c_save_expr.
17266 (c_finish_goto_ptr): Fold expression.
17267 (c_finish_return): Fold return value. Update call to
17268 convert_for_assignment.
17269 (c_start_case): Fold switch expression.
17270 (c_process_expr_stmt): Fold expression.
17271 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17272 ensure statement expression is not evaluated in constant expression.
17273 (build_binary_op): Track whether results are integer constant
17274 expressions or may occur in such, disable folding and wrap results
17275 as applicable. Fold operands for -Wsign-compare warnings unless
17277 (c_objc_common_truthvalue_conversion): Handle results folded to
17278 integer constants that are not integer constant expressions.
17279 * doc/extend.texi: Document when typeof operands are evaluated,
17280 that condition of __builtin_choose_expr is an integer constant
17281 expression, and more about use of __builtin_constant_p in
17284 2009-03-29 Richard Guenther <rguenther@suse.de>
17286 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17287 propagate addresses of array references.
17289 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17291 * regmove.c (perhaps_ends_bb_p): Remove.
17292 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17293 from INSN and check that the main loop stays within that basic block.
17294 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17295 (regmove_forward_pass): Split out from regmove_optimize. Use
17296 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17297 (regmove_backward_pass): Split out from regmove_optimize. Use
17298 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17299 (regmove_optimize): Simplify.
17301 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17304 * config/i386/i386.c (classify_argument): Ignore flexible array
17305 member in struct and warn ABI change.
17307 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17309 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17311 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17312 (ix86_adjust_cost): Updated.
17314 2009-03-29 Jan Hubicka <jh@suse.cz>
17316 PR middle-end/28850
17317 * tree-pass.h (pass_cleanup_eh): New function.
17318 (remove_unreachable_regions): Break code handling RTL
17319 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17320 that can not be reached by runtime.
17321 (can_be_reached_by_runtime): New function.
17322 (label_to_region_map): New function.
17323 (num_eh_regions): New function.
17324 (rtl_remove_unreachable_regions): New function.
17325 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17326 (remove_eh_region): New function.
17327 * except.h: Include sbitmap and vecprim.
17328 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17329 num_eh_regions): Declare.
17330 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17331 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17332 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17333 (tree_empty_eh_handler_p): New function.
17334 (cleanup_empty_eh): New function.
17335 (cleanup_eh): New function.
17336 (pass_cleanup_eh): New function.
17338 2009-03-29 Jan Hubicka <jh@suse.cz>
17340 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17341 for removed regions.
17343 2009-03-29 Jan Hubicka <jh@suse.cz>
17345 * except.c (dump_eh_tree): Dump all datastructures.
17347 2009-03-29 Jan Hubicka <jh@suse.cz>
17349 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17350 (duplicate_eh_regions_1): Likewise.
17351 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17352 vector; call EH verification.
17353 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17354 Be ready for region being removed.
17356 2009-03-29 Jan Hubicka <jh@suse.cz>
17358 * bitmap.c (bitmap_last_set_bit): New function.
17359 * bitmap.h (bitmap_last_set_bit): Declare.
17361 2009-03-29 David Ayers <ayers@fsfe.org>
17364 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17365 by calling objc_compare_types and surpress warnings about
17366 incompatible C pointers that are compatible ObjC pointers.
17368 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17370 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17371 call initialize_inline_failed.
17372 (initialize_inline_failed): Move it from here ...
17373 * cgraph.c (initialize_inline_failed): ... to here.
17374 (cgraph_create_edge): Call initialize_inline_failed rather than
17375 setting inline_failed directly.
17377 2009-03-29 Ben Elliston <bje@au.ibm.com>
17380 * sysv4.opt (msdata): Improve comment.
17381 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17382 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17384 2009-03-29 Ben Elliston <bje@au.ibm.com>
17387 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17388 load and store attributes.
17390 2009-03-29 Ben Elliston <bje@au.ibm.com>
17392 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17393 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17394 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17395 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17396 __builtin_infq and __builtin_huge_valq.
17398 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17400 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17402 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17403 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17405 2009-03-28 Xinliang David Li <davidxl@google.com>
17407 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17408 (do_dbg_cnt): New function.
17410 2009-03-28 Jan Hubicka <jh@suse.cz>
17412 Merge from pretty-ipa:
17414 2009-03-27 Jan Hubicka <jh@suse.cz>
17416 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17417 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17418 * passes.c (function_called_by_processed_nodes_p): New.
17419 * ipa-pure-const.c (check_call): Fix handling of operands.
17420 (analyze_function): Dump debug output for skipped bodies.
17421 (local_pure_const): Use function_called_by_processed_nodes_p.
17422 * dwarf2out.c (reference_to_unused): Use output.
17423 * passes.c (do_per_function_toporder): Likewise.
17425 2008-11-12 Jan Hubicka <jh@suse.cz>
17427 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17428 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17429 state_set_in_source enum
17430 (check_decl): Ignore memory tags; do not set fake looping flags;
17432 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17433 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17434 (check_call, analyze_function): Rewrite.
17436 (add_new_function): Update call of analyze_function.
17437 (generate_summary): Add call of analyze_function.
17438 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17439 (local_pure_const): New function.
17440 (pass_local_pure_const): New pass.
17441 * ipa-inline.c (inline_transform): Set after_inlining.
17442 * tree-eh.c (stmt_can_throw_external): New.
17443 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17444 work with aliasing built.
17445 * tree-flow.h (stmt_can_throw_external): New.
17446 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17447 and local pure/const pass in early and late optimization queue.
17449 2009-03-28 Martin Jambor <mjambor@suse.cz>
17451 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17453 (fold_binary): Allow function decl aligment consideration is the
17454 second argument is integer constant one.
17455 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17456 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17457 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17459 2009-03-28 Jan Hubicka <jh@suse.cz>
17461 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17462 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17463 * function.h (rtl_data): Add nothrow flag.
17464 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17465 set DECL_NOTHROW for AVAILABLE functions.
17467 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17469 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17470 following vector keyword has expansion starting with pixel or bool
17471 keyword, expand vector to __vector and pixel or bool to __pixel or
17475 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17476 warn_if_disallowed_function_p): Removed.
17477 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17478 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17479 warning_if_disallowed_function_p.
17480 * flags.h (warn_if_disallowed_function_p,
17481 warn_disallowed_functions): Removed.
17482 * common.opt (Wdisallowed-function-list=): Removed.
17483 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17485 2009-03-28 Richard Guenther <rguenther@suse.de>
17487 PR tree-optimization/38723
17488 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17491 2009-03-28 Jan Hubicka <jh@suse.cz>
17493 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17494 test introduced by my previous patch.
17496 2009-03-28 Richard Guenther <rguenther@suse.de>
17498 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17499 the PHIs value undefined.
17501 2009-03-28 Jan Hubicka <jh@suse.cz>
17503 * tree-pass.h (pass_fixup_cfg): New pass.
17504 * ipa-inline.c (inline_transform): Set
17505 always_inline_functions_inlined/after_inlining.
17506 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17507 (pass_fixup_cfg): New pass.
17508 * passes.c (init_optimization_passes): Add fixup_cfg.
17510 2009-03-28 Richard Guenther <rguenther@suse.de>
17512 PR tree-optimization/38458
17513 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17514 argument use the arguments copy-of value.
17516 2009-03-28 Richard Guenther <rguenther@suse.de>
17518 PR tree-optimization/38180
17519 * tree-ssa-ccp.c (get_default_value): Simplify.
17520 (likely_value): Likewise.
17521 (surely_varying_stmt_p): Properly handle VOP case.
17522 (ccp_initialize): Likewise.
17523 (ccp_fold): Handle propagating through *&.
17524 (fold_const_aggregate_ref): Also handle decls.
17526 2009-03-28 Jan Hubicka <jh@suse.cz>
17528 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17529 * cgraph.h (cgraph_node): Likewise.
17530 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17531 (cgraph_reset_node): Use process flag.
17532 (cgraph_mark_functions_to_output): Likewise.
17533 (cgraph_expand_function): Likewise.
17534 (cgraph_expand_all_functions): Likewise.
17535 (cgraph_output_in_order): Likewise.
17536 * dwarf2out.c (reference_to_unused): Likewise.
17537 * passes.c do_per_function_toporder): Likewise.
17539 2009-03-28 Jan Hubicka <jh@suse.cz>
17541 Bring from lto-branch:
17543 2008-09-03 Doug Kwan <dougkwan@google.com>
17545 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17546 enums instead of reason strings.
17547 * cgraph.c (cgraph_create_edge): Same.
17548 (cgraph_inline_failed_string): New function.
17549 * cgraph.h (cgraph_inline_failed_t): New enum type.
17550 (cgraph_inline_failed_string): New prototype.
17551 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17552 char pointer to cgraph_inline_failed_t.
17553 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17554 (cgraph_default_inline_p): Ditto.
17555 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17556 to cgraph_inline_failed_t pointer.
17557 * cif-code.def: New file.
17558 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17560 (cgraph_check_inline_limits): Change type of REASON to pointer to
17561 cgraph_inline_failed_t. Replace reason strings with enums.
17562 (cgraph_default_inline_p): Ditto.
17563 (cgraph_recursive_inlining_p): Ditto.
17564 (update_caller_keys): Change type of FAILED_REASON to
17565 cgraph_inline_failed_t.
17566 (cgraph_set_inline_failed): Change type of REASON to pointer to
17567 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17568 convert enums to strings for text output.
17569 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17570 to be of type cgraph_inline_failed_t. Replace reason strings with
17571 enums. Call cgraph_inline_failed_string to covert enums
17572 to strings for text output.
17573 (cgraph_decide_inlining): Replace reason strings with enums.
17574 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17575 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17577 * tree-inline.c (expand_call_inline): Change type of REASON
17578 to cgraph_inline_failed_t. Replace reason strings with enums.
17579 Call cgraph_inline_failed_string for text output.
17580 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17583 2009-03-28 Jan Hubicka <jh@suse.cz>
17585 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17586 cgraph_clone_node): Remove master clone handling.
17587 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17588 * cgraph.h (master_clone): Remove.
17589 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17590 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17591 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17593 2009-03-28 Jan Hubicka <jh@suse.cz>
17595 * cgraph.c (cgraph_function_body_availability): Functions declared
17596 inline are always safe to assume that it is not going to be replaced.
17598 2009-03-28 Richard Guenther <rguenther@suse.de>
17600 PR tree-optimization/38513
17601 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17602 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17603 EXC_PTR_EXPR and FILTER_EXPR.
17604 (get_ref_from_reference_ops): Likewise.
17606 2009-03-28 Richard Guenther <rguenther@suse.de>
17608 PR tree-optimization/38968
17609 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17610 Use FLOOR_MOD_EXPR to compute misalignment.
17612 2009-03-28 Richard Guenther <rguenther@suse.de>
17614 PR tree-optimization/37795
17615 * tree.h (combine_comparisons): Declare.
17616 * fold-const.c (combine_comparisons): Export.
17617 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17619 (ifcombine_iforif): Use combine_comparisons.
17621 2009-03-28 Jan Hubicka <jh@suse.cz>
17623 * tree-eh.c (inlinable_call_p): New function.
17624 (make_eh_edges): Use it.
17625 (verify_eh_edges): Use it.
17626 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17627 * except.c (reachable_next_level): Add inlinable_function argument
17628 (sjlj_find_directly_reachable_regions): Update.
17629 (add_reachable_handler): Do not set saw_any_handlers.
17630 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17631 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17632 Add new inlinable call parameter.
17633 (can_throw_internal, can_throw_external): Update.
17634 * except.h (can_throw_internal_1, can_throw_external_1,
17635 foreach_reachable_handler): Update declaration.
17637 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17639 * config/arm/t-arm-coff, config/h8300/coff.h,
17640 config/i386/i386-aout.h, config/i386/i386-coff.h,
17641 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17642 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17643 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17644 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17645 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17646 sys-types.h: Remove.
17647 * Makefile.in: Remove protoize and fixproto support and references
17649 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17650 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17652 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17653 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17654 unprotoize$(exeext).
17655 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17656 (.PHONY): Don't depend on proto.
17657 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17658 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17659 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17660 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17661 build/gen-protos.o, build/scan.o, xsys-protos.h,
17662 build/fix-header$(build_exeext), build/fix-header.o,
17663 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17664 stmp-install-fixproto): Remove.
17665 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17666 SYSCALLS.c or fixproto files.
17667 (install-common): Don't install protoize.
17668 (install-headers-tar, install-headers-cpio, install-headers-cp):
17669 Don't depend on $(STMP_FIXPROTO).
17670 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17671 install fixproto files or write out fixproto settings.
17672 (uninstall): Don't uninstall protoize.
17673 * config.gcc (use_fixproto): Remove.
17674 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17675 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17676 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17677 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17678 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17679 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17680 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17681 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17682 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17683 * config/t-vxworks (STMP_FIXPROTO): Remove.
17684 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17685 STMP_FIXPROTO): Remove.
17686 * config.in, configure: Regenerate.
17687 * crtstuff.c (gid_t, uid_t): Don't undefine.
17688 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17689 (arm-*-coff, arm-*-aout: Remove target entries.
17690 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17691 Remove mention of AIX 4.1.
17692 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17693 * doc/invoke.texi (Running Protoize): Remove.
17694 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17695 (Protoize Caveats): Remove.
17696 * tsystem.h: Update comments on headers assumed to exist.
17698 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17700 * genautomata.c: Add a new year to the copyright. Add a new
17702 (struct insn_reserv_decl): Add comments for member bypass_list.
17703 (find_bypass): Remove.
17704 (insert_bypass): New.
17705 (process_decls): Use insert_bypass.
17706 (output_internal_insn_latency_func): Output all bypasses with the
17707 same input insn in one switch case.
17709 * rtl.def (define_bypass): Describe bypass choice.
17710 * doc/md.texi (define_bypass): Ditto.
17712 2009-03-27 Richard Guenther <rguenther@suse.de>
17714 * gimplify.c (mark_addressable): Export.
17715 * tree-flow.h (mark_addressable): Declare.
17716 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17717 * tree-ssa.c (verify_phi_args): Verify that address taken
17718 variables have TREE_ADDRESSABLE set.
17720 2009-03-27 Richard Guenther <rguenther@suse.de>
17722 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17723 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17724 Do not mark decls TREE_ADDRESSABLE.
17725 (build_fold_addr_expr): Adjust.
17726 (fold_addr_expr): Remove.
17727 (fold_unary): Use build_fold_addr_expr.
17728 (fold_comparison): Likewise.
17729 (split_address_to_core_and_offset): Likewise.
17730 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17732 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17733 (gimplify_modify_expr_to_memcpy): Mark source and destination
17735 * omp-low.c (create_omp_child_function): Mark the object decl
17737 (lower_rec_input_clauses): Mark the var we take the address of
17739 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17741 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17743 PR middle-end/39315
17744 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17745 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17747 2009-03-27 Richard Guenther <rguenther@suse.de>
17749 PR tree-optimization/39120
17750 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17752 (handle_lhs_call): Process return constraints. Add escape
17753 constraints if necessary.
17754 (handle_const_call): Fill out return constraints. Make nested
17755 case more precise. Avoid consttmp if possible.
17756 (handle_pure_call): Fill out return constraints. Avoid
17757 callused if possible.
17758 (find_func_aliases): Simplify call handling.
17760 2009-03-27 Richard Guenther <rguenther@suse.de>
17762 PR tree-optimization/39120
17763 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17764 as a representative.
17765 (solve_graph): Do propagate CALLUSED.
17766 (handle_pure_call): Use a scalar constraint from CALLUSED for
17768 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17771 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17774 * c-common.c (handle_aligned_attribute): Properly check alignment
17775 overflow. Use (1U << i) instead of (1 << i).
17777 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17779 * expr.h (get_mem_align_offset): Updated.
17781 * tree.h (tree_decl_common): Change align to "unsigned int" and
17782 move it before pointer_alias_set.
17784 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17785 Jakub Jelinek <jakub@redhat.com>
17788 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17789 gr_register_operand with gr_reg_or_0_operand.
17790 (cmpxchg_rel_di): Likewise.
17791 (sync_lock_test_and_set<mode>): Likewise.
17793 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17795 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17796 (true_regnum): Likewise.
17798 * rtlanal.c (subreg_info): Moved to ...
17799 * rtl.h (subreg_info): Here. New.
17800 (subreg_get_info): New.
17802 * rtlanal.c (subreg_get_info): Make it extern.
17804 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17807 * config/i386/i386.c (ix86_abi): New.
17808 (override_options): Handle -mabi=.
17809 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17810 (ix86_call_abi_override): Likewise.
17811 (init_cumulative_args): Likewise.
17812 (function_arg_advance): Likewise.
17813 (function_arg_64): Likewise.
17814 (function_arg): Likewise.
17815 (ix86_pass_by_reference): Likewise.
17816 (ix86_function_value_regno_p): Likewise.
17817 (ix86_build_builtin_va_list_abi): Likewise.
17818 (setup_incoming_varargs_64): Likewise.
17819 (is_va_list_char_pointer): Likewise.
17820 (ix86_init_machine_status): Likewise.
17821 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17822 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17823 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17824 (ix86_function_abi): Make it static and return enum calling_abi.
17825 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17827 (ix86_fn_abi_va_list): Updated.
17829 * config/i386/i386.h (ix86_abi): New.
17830 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17831 (CONDITIONAL_REGISTER_USAGE): Likewise.
17832 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17833 (machine_function): Likewise.
17835 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17837 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17838 (STACK_BOUNDARY): Likewise.
17839 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17841 * config/i386/i386.opt (mabi=): New.
17843 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17844 return enum calling_abi.
17845 (ix86_function_type_abi): Likewise.
17846 (ix86_function_abi): Removed.
17848 * doc/invoke.texi: Document -mabi= option for x86.
17850 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17852 * builtins.c (real_dconstp): Delete.
17853 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17855 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17856 Jakub Jelinek <jakub@redhat.com>
17859 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17860 (gen_subprogram_die): When a function is explicit, generate the
17861 DW_AT_explicit attribute.
17862 * langhooks.h (struct lang_hooks_for_decls): Add
17863 function_decl_explicit_p langhook.
17864 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17865 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17867 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17869 * builtins.c (fold_builtin_memory_op): Optimize memmove
17870 into memcpy if we can prove source and destination don't overlap.
17872 * tree-inline.c: Include gt-tree-inline.h.
17873 (clone_fn_id_num): New variable.
17874 (clone_function_name): New function.
17875 (tree_function_versioning): Use it.
17876 * Makefile.in (GTFILES): Add tree-inline.c.
17878 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17880 * BASE-VER: Change to 4.5.0.
17882 2009-03-27 Xinliang David Li <davidxl@google.com>
17884 PR tree-optimization/39557
17885 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17887 2009-03-27 Xinliang David Li <davidxl@google.com>
17889 PR tree-optimization/39548
17890 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17893 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17895 * c-common.c (pointer_int_sum): Use %wd on return from
17898 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17900 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17901 on return from tree_low_cst.
17903 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17906 * ginclude/stdarg.h (va_copy): Define also for
17907 __GXX_EXPERIMENTAL_CXX0X__.
17909 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17912 * builtins.h (c_strlen): Do not warn here.
17913 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17914 * c-common.c (pointer_int_sum): Take an explicit location.
17915 Warn about offsets out of bounds.
17916 * c-common.h (pointer_int_sum): Adjust declaration.
17918 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17920 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17923 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17926 * opts.c (warn_if_disallowed_function_p): Don't assume
17927 get_callee_fndecl must return non-NULL.
17929 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17931 PR rtl-optimization/39522
17932 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17933 when reg_reloaded_valid is set.
17935 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17937 * config/spu/divv2df3.c: New file.
17938 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17939 (DPBIT_FUNCS): Filter out _div_df.
17941 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17943 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17944 a jump insn, count that jump in the distance to the loop start.
17946 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17949 * config/sh/sh.c (calc_live_regs): Fix condition for global
17950 registers except PIC_OFFSET_TABLE_REGNUM.
17952 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
17955 * doc/invoke.texi (-mconsole): New.
17957 (-mno-cygwin): New.
17959 (-mnop-fun-dllimport): New.
17963 (sub section "i386 and x86-64 Windows Options"): New.
17965 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
17967 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
17968 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
17970 2009-03-25 Richard Guenther <rguenther@suse.de>
17972 PR middle-end/39497
17973 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
17976 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
17978 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
17979 neither of haifa/selective schedulers are working.
17981 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17983 * doc/invoke.texi (Debugging Options): Fix description of
17984 -fno-merge-debug-strings.
17986 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
17988 * config/cris/libgcc.ver: New version-script.
17989 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
17991 * configure.ac <GAS features, nop mnemonic>: Add pattern
17992 crisv32-*-* for "nop".
17993 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
17994 * configure: Regenerate.
17996 2009-03-24 Ira Rosen <irar@il.ibm.com>
17998 PR tree-optimization/39529
17999 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18000 mark_sym_for_renaming for the tag copied to the new vector
18003 2009-03-24 Arthur Loiret <aloiret@debian.org>
18005 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18006 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18007 EXTRA_SPEC_FUNCTIONS.
18008 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18009 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18010 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18011 -march and -mtune options.
18013 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18015 * config/m68k/t-rtems: Add m5329 multilib.
18017 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18018 Jakub Jelinek <jakub@redhat.com>
18021 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18024 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18027 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18028 instead of c_parser_expression_conv, if original_code isn't one of the
18029 4 allowed comparison codes, fail.
18031 2009-03-23 Richard Guenther <rguenther@suse.de>
18033 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18034 * tree.h (struct tree_type): Likewise.
18035 * reload.h (struct insn_chain): Likewise.
18036 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18037 * function.h (struct function): Likewise.
18038 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18040 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18042 PR tree-optimization/39516
18043 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18045 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18047 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18048 should be set true if BITS_PER_WORD of target is bigger than 32
18050 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18052 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18053 Translate -B-options to -rpath-link. Correct existing
18054 rpath-link and conditionalize on !nostdlib.
18056 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18058 * doc/extend.texi (Function Attributes, Variable Attributes):
18060 * doc/invoke.texi (Debugging Options, Optimize Options)
18061 (i386 and x86-64 Options, MCore Options): Likewise.
18063 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18066 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18067 it for block local namespace aliases.
18068 (gen_decl_die): Pass context_die to gen_namespace_die.
18070 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18073 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18074 minimum or maximum value.
18076 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18078 * reginfo.c (globalize_reg): Recompute derived reg sets.
18080 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18083 * libgcc2.c (mprotect): Do not use signed arguments for
18084 VirtualProtect, use DWORD arguments. Also fix the 'may
18085 be used uninitialized' warning for the np variable.
18087 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18090 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18091 functions using regparm calling conventions when not optimizing.
18092 (ix86_function_sseregparm): Similarly for sseregparm calling
18095 2009-03-19 Li Feng <nemokingdom@gmail.com>
18097 PR middle-end/39500
18098 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18099 dependence if the first conflict is after niter iterations.
18101 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18103 PR middle-end/38609
18104 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18105 functions with dynamic stack-pointer adjustments.
18107 2009-03-19 Ben Elliston <bje@au.ibm.com>
18109 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18110 option; change to -msdata=data.
18112 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18114 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18117 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18120 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18122 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18124 * doc/invoke.texi (Code Gen Options): Expand discussion of
18127 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18129 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18130 * matrix-reorg.c (struct matrix_info): Likewise.
18131 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18132 * rtl.h (struct mem_attrs): Likewise.
18133 * df.h (struct df): Likewise.
18134 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18135 * ira-int.h (struct ira_allocno): Likewise.
18136 * df-scan.c (struct df_collection_rec): Likewise.
18137 * ira.c (struct equivalence): Likewise.
18138 * function.c (struct temp_slot): Likewise.
18139 * cfgloop.h (struct loop): Likewise.
18142 * function.c (use_register_for_decl): When not optimizing, disregard
18143 register keyword for variables with types containing methods.
18145 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18147 PR middle-end/39447
18148 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18149 (is_simple_operand): Call contains_component_ref_p before calling data
18150 reference analysis that would fail on COMPONENT_REFs.
18152 * tree-vrp.c (search_for_addr_array): Fix formatting.
18154 2009-03-18 Richard Guenther <rguenther@suse.de>
18156 * tree-vect-transform.c (vect_loop_versioning): Fold the
18157 generated comparisons.
18158 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18159 (slpeel_tree_peel_loop_to_edge): Likewise.
18161 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18163 PR middle-end/37805
18164 * opts.c (print_specific_help): In addition to `undocumented',
18165 accept `separate' and `joined' flags if passed alone. Describe
18166 output by the first matched one of those.
18167 (common_handle_option): Skip over empty strings.
18168 * gcc.c (display_help): Fix help string for `--help='.
18169 * doc/invoke.texi (Option Summary, Overall Options): With
18170 `--help=', classes and qualifiers can both be repeated, but
18171 only the latter can be negated. One should not pass only
18172 negated qualifiers. Fix markup and examples.
18175 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18176 PR middle-end/37805
18177 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18178 and -fhelp=separate.
18180 2009-03-17 Jing Yu <jingyu@google.com>
18182 PR middle-end/39378
18183 * function.h (struct rtl_data): Move is_thunk from here...
18184 (struct function): ...to here.
18185 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18186 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18188 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18190 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18191 (alpha_output_function_end_prologue): Likewise.
18192 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18193 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18194 (rs6000_output_function_epilogue): Likewise.
18195 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18197 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18200 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18201 from different units in a single alternative.
18202 (*truncdfsf_i387): Ditto.
18203 (*truncxfsf2_mixed): Ditto.
18204 (*truncxfdf2_mixed): Ditto.
18206 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18208 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18209 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18212 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18213 unused non-artificial variables when not optimizing.
18216 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18217 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18218 NAMESPACE_DECL in its DECL_INITIAL.
18220 PR middle-end/39443
18221 * optabs.c (set_user_assembler_libfunc): New function.
18222 * expr.h (set_user_assembler_libfunc): New prototype.
18223 * c-common.c: Include libfuncs.h.
18224 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18225 for memcmp, memset, memcpy, memmove and abort.
18226 * Makefile.in (c-common.o): Depend on libfuncs.h.
18229 * dwarf2out.c (gen_inlined_enumeration_type_die,
18230 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18231 gen_tagged_type_instantiation_die): Removed.
18232 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18235 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18238 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18240 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18241 (check-parallel-%): Ditto.
18242 (check-consistency): Ditto.
18244 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18246 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18247 local variable rhs by NULL_TREE.
18249 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18252 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18254 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18257 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18259 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18262 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18263 for ms->sysv ABI calls only in 64bit mode.
18265 * config/i386/i386.md (untyped_call): Support 32bit.
18267 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18269 * doc/extend.texi: Replace x86_65 with x86_64.
18271 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18273 PR tree-optimization/39455
18274 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18275 mismatches for POINTER_TYPE_P (type).
18276 (number_of_iterations_le): Likewise.
18278 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18280 * config/picochip/picochip.c: Removed profiling support.
18281 * config/picochip/picochip.md: Removed profiling instruction.
18282 * config/picochip/picochip.h: Removed profiling builtin.
18284 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18286 * doc/install.texi (--with-host-libstdcxx): Document.
18288 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18291 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18292 generate a warning if the function name does not begin with
18293 "__vector" and the function has either the 'signal' or 'interrupt'
18294 attribute, from here to ...
18295 (avr_declare_function_name): ...here. New function.
18296 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18297 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18299 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18302 * cse.c (fold_rtx): Don't modify original const_arg1 when
18303 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18304 separate variable instead.
18305 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18306 from out of range shift counts.
18307 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18309 2009-03-13 Catherine Moore <clm@codesourcery.com>
18311 * config/i386/x-mingw32 (host-mingw32.o): Replace
18312 diagnostic.h with $(DIAGNOSTIC_H).
18314 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18317 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18319 * config/i386/sync.md (sync_compare_and_swap<mode>,
18320 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18321 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18323 (sync_double_compare_and_swapdi_pic,
18324 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18325 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18327 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18330 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18332 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18335 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18336 (avx_addsubv4df3): Likewise.
18337 (*avx_addsubv4sf3): Likewise.
18338 (sse3_addsubv4sf3): Likewise.
18340 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18343 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18345 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18348 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18349 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18350 registers for allocnos created from user-defined variables.
18352 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18355 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18356 of non-integer mode as well.
18358 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18360 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18361 for functions for which the parameter types are unknown.
18363 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18366 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18367 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18368 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18369 * config/i386/i386.c (ix86_local_alignment): For
18370 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18371 long long variables on the stack to avoid dynamic realignment.
18372 Allow the first argument to be a decl rather than type.
18373 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18375 2009-03-11 Nick Clifton <nickc@redhat.com>
18378 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18380 Add description to mno-lsim option.
18381 * config/mcore/mcore.h: Remove comment about deprecated m4align
18383 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18384 * doc/invoke.texi: Add description of mno-lsim and
18385 mstack-increment options.
18387 * config/fr30/fr30.opt: Document the -mno-lsim option.
18388 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18389 and -mno-lsim options.
18391 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18393 * fold-const.c (fold_comparison): Only call fold_inf_compare
18394 if the mode supports infinities.
18396 2009-03-11 Jason Merrill <jason@redhat.com>
18399 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18400 end already did. Notice GIMPLE_CALL modifications of the result.
18401 Don't copy debug information from an ignored decl or a decl from
18404 2009-03-10 Richard Guenther <rguenther@suse.de>
18405 Nathan Froyd <froydnj@codesourcery.com>
18407 PR middle-end/37850
18408 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18409 (__divMODE3): Likewise.
18411 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18413 PR tree-optimization/39394
18414 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18415 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18417 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18419 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18420 inline asms for register asm ("") declarations.
18422 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18424 * fold-const.c (fold_unary): Fix comment.
18426 2009-03-07 Jan Hubicka <jh@suse.cz>
18429 * tree-inline.c (setup_one_parameter): Do replacement of const
18430 argument by constant in SSA form.
18432 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18434 PR middle-end/38028
18435 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18436 determine alignment passed to assign_stack_local.
18437 (assign_parms_unsplit_complex): Likewise.
18438 * except.c (sjlj_build_landing_pads): Likewise.
18440 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18442 PR middle-end/39360
18443 * tree-flow.h (add_referenced_var): Return bool instead of void.
18444 * tree-dfa.c (add_referenced_var): Return result of
18445 referenced_var_check_and_insert call.
18446 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18447 of referenced_var_check_and_insert.
18450 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18451 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18452 DIE, don't emit it if abstract origin already has it.
18453 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18454 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18456 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18458 * genpreds.c (needs_variable): Fix parentheses at variable name
18460 (write_tm_constrs_h): Indent generated code.
18462 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18464 * doc/extend.texi (Function Attributes): Add documentation
18465 for isr attributes.
18467 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18470 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18471 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18473 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18475 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18478 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18481 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18482 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18484 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18486 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18487 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18488 constants instead of magic numbers.
18489 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18491 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18492 (x86_64_ms_abi_int_parameter_registers): Ditto.
18493 (x86_64_int_return_registers): Ditto.
18494 (ix86_maybe_switch_abi): Ditto.
18495 (ix86_expand_call): Ditto for clobbered_registers array.
18496 (ix86_hard_regno_mode_ok): Ditto.
18497 (x86_extended_QIreg_mentioned_p): Ditto.
18499 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18501 PR tree-optimization/39349
18502 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18504 * combine.c (gen_lowpart_for_combine): Use omode when generating
18507 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18509 PR rtl-optimization/39235
18510 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18512 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18514 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18516 2009-03-04 Richard Guenther <rguenther@suse.de>
18518 PR tree-optimization/39362
18519 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18520 that occur in abnormal PHIs should be varying.
18522 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18524 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18526 (simple_iv): Take loop as an argument instead of statement.
18527 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18528 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18530 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18532 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18533 * matrix-reorg.c (analyze_transpose): Ditto.
18534 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18535 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18536 * tree-predcom.c (ref_at_iteration): Ditto.
18537 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18539 2009-03-04 Richard Guenther <rguenther@suse.de>
18541 PR tree-optimization/39358
18542 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18543 escaped_id and callused_id.
18544 (solve_graph): Likewise.
18546 2009-03-04 Richard Guenther <rguenther@suse.de>
18548 PR tree-optimization/39339
18549 * tree-sra.c (try_instantiate_multiple_fields): Make it
18550 no longer ICE on the above.
18552 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18554 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18555 that fits within Pmode.
18557 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18559 PR middle-end/10109
18560 * tm.texi (LIBCALL_VALUE): Update description.
18562 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18564 PR middle-end/34443
18565 * doc/extend.texi (section): Update description.
18567 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18569 PR middle-end/39345
18570 * tree-inline.c (remapped_type): New.
18571 (can_be_nonlocal): Call remapped_type instead of remap_type.
18573 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18576 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18577 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18579 2009-03-03 Richard Guenther <rguenther@suse.de>
18581 PR middle-end/39272
18582 * tree.c (tree_nonartificial_location): New function.
18583 * tree.h (tree_nonartificial_location): Declare.
18584 * builtins.c (expand_builtin_memory_chk): Provide location
18585 of the call location for artificial function pieces.
18586 (maybe_emit_chk_warning): Likewise.
18587 (maybe_emit_sprintf_chk_warning): Likewise.
18588 (maybe_emit_free_warning): Likewise.
18589 * expr.c (expand_expr_real_1): Likewise.
18591 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18593 PR tree-optimization/39343
18594 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18595 COMPONENT_REF t has ARRAY_TYPE.
18597 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18599 PR middle-end/39335
18600 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18601 when the type precision of the induction variable should be
18602 larger than the type precision of nit.
18603 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18604 * graphite.c (graphite_loop_normal_form): Same.
18605 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18607 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18609 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18610 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18611 numbers to describe clobbered registers.
18612 (*call_value_0_rex64_ms_sysv): Ditto.
18613 * config/i386/mmx.md (mmx_emms): Ditto.
18614 (mmx_femms): Ditto.
18616 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18618 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18621 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18623 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18624 (spu_section_type_flags): New function.
18626 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18628 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18629 reg_class_contents of FLOAT_REGS into a temporary.
18631 2009-03-02 Richard Guenther <rguenther@suse.de>
18632 Ira Rosen <irar@il.ibm.com>
18634 PR tree-optimization/39318
18635 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18636 information to the vectorized statement.
18638 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18640 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18641 variable. Use defined names instead of magic constants for REX SSE
18644 2009-03-01 Richard Guenther <rguenther@suse.de>
18646 PR tree-optimization/39331
18647 * omp-low.c (lower_send_shared_vars): Do not receive new
18648 values for the reference of DECL_BY_REFERENCE parms or results.
18650 2009-03-01 Jan Hubicka <jh@suse.cz>
18653 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18654 BLOCK_NONLOCALIZED_VAR): New macros.
18655 (tree_block): Add nonlocalized_vars.
18656 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18657 gen_decl_die): Add origin argument. Allow generation of die with
18658 origin at hand only.
18659 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18660 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18662 (gen_block_die): Fix checking for unused blocks.
18663 (process_scope_var): Break out from .... ; work with origins only.
18664 (decls_for_scope) ... here; process nonlocalized list.
18665 (dwarf2out_ignore_block): Look for nonlocalized vars.
18666 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18668 (dump_scope_block): Dump them.
18669 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18670 (remap_block): Likewise.
18671 (can_be_nonlocal): New predicate.
18672 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18674 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18676 * configure: Regenerate.
18678 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18680 * optc-gen.awk: No need to duplicate option flags twice.
18681 Reuse help texts for duplicate options which do not have any.
18683 * gcc.c (display_help): Document --version.
18685 * gcc.c (main): If print_help_list and verbose_flag, ensure
18686 driver output comes before subprocess output.
18688 * optc-gen.awk: Assign all remaining fields to help string,
18689 space-separated, for multi-line help in *.opt.
18691 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18692 -Wno-pedantic-ms-format is for MinGW targets only.
18694 * doc/options.texi (Option file format): Fix bad indentation,
18695 restoring dropped sentence.
18697 2009-02-28 Jan Hubicka <jh@suse.cz>
18699 * tree-inline.c (tree_function_versioning): Output debug info.
18701 2009-02-28 Jan Hubicka <jh@suse.cz>
18704 * tree-inline.c (setup_one_parameter): Do not copy propagate
18705 arguments when not optimizing.
18707 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18710 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18711 (avx_addsubv4df3): Likewise.
18712 (*avx_addsubv4sf3): Likewise.
18713 (sse3_addsubv4sf3): Likewise.
18714 (*avx_addsubv2df3): Likewise.
18715 (sse3_addsubv2df3): Likewise.
18716 (avx_unpckhps256): Correct item selectors.
18717 (avx_unpcklps256): Likewise.
18718 (avx_unpckhpd256): Likewise.
18719 (avx_unpcklpd256): Likewise.
18721 2009-02-28 Jan Hubicka <jh@suse.cz>
18723 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18725 (copy_arguments_for_versioning): If var is declared don't declare it.
18726 (tree_function_versioning): First setup substitutions and then copy
18729 2009-02-27 Jan Hubicka <jh@suse.cz>
18732 * cgraph.h (varpool_output_debug_info): Remove.
18733 * cgraphunit.c (varpool_output_debug_info): Remove.
18734 * dwarf2out.c (deferred_locations_struct): New struct
18735 (deferred_locations): New type.
18736 (deferred_locations_list): New static var.
18737 (deffer_location): New function.
18738 (gen_variable_die): Use it.
18739 (decls_for_scope): Output info on local static vars.
18740 (dwarf2out_finish): Process deferred locations.
18741 * varpool.c (varpool_output_debug_info): Remove.
18743 2009-02-27 Jan Hubicka <jh@suse.cz>
18746 * tree.h (TREE_PROTECTED): Fix comment.
18747 (BLOCK_HANDLER_BLOCK): Remove.
18748 (struct tree_block): Remove handler_block add body_block.
18749 (inlined_function_outer_scope_p): New.
18750 (is_body_block): Remove.
18751 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18752 * dwarf2out.c (is_inlined_entry_point): Remove.
18753 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18754 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18756 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18757 * gimplify.c (gimplify_expr): Gimplify body blocks.
18758 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18759 block with multiple subblocks.
18760 (dump_scope_block): Prettier output; dump more flags and info.
18761 (dump_scope_blocks): New.
18762 (remove_unused_locals): Use dump_scope_blocks.
18763 * tree-flow.h (dump_scope_blocks): Declare.
18764 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18765 * stmt.c (is_body_block): Remove.
18766 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18767 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18769 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18771 PR middle-end/39308
18772 * graphite.c (graphite_loop_normal_form): Do not call
18773 number_of_iterations_exit from a gcc_assert.
18775 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18777 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18778 jumps if COND is NULL.
18779 (find_cond_jump): New function.
18780 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18781 * config/s390/s390.md: Remove z10_cobra attribute value.
18783 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18785 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18786 force_const_mem returns NULL_RTX.
18788 2009-02-26 Jan Hubicka <jh@suse.cz>
18791 * cgraph.h (varpool_output_debug_info): Remove.
18792 * cgraphunit.c (varpool_output_debug_info): Remove.
18793 * dwarf2out.c (deferred_locations_struct): New struct
18794 (deferred_locations): New type.
18795 (deferred_locations_list): New static var.
18796 (deffer_location): New function.
18797 (gen_variable_die): Use it.
18798 (decls_for_scope): Output info on local static vars.
18799 (dwarf2out_finish): Process deferred locations.
18800 * varpool.c (varpool_output_debug_info): Remove.
18802 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18804 PR rtl-optimization/39241
18805 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18806 to subreg_offset_representable_p.
18808 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18810 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18811 execute function prototype. Get f and nregs from max_reg_num
18812 and get_insns. Remove the first backward pass as it's dead,
18813 guard the forward pass by flag_expensive_optimizations.
18814 (rest_of_handle_regmove): Delete.
18815 (pass_regmove): Replace it with regmove_optimize.
18817 2009-02-25 Martin Jambor <mjambor@suse.cz>
18819 PR tree-optimization/39259
18820 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18821 calls_alloca function flags.
18822 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18823 calls are detected.
18825 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18827 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18828 flags_set_1_rtx, flags_set_1_set): Delete.
18829 (regmove_optimize): Do not call mark_flags_life_zones.
18831 2009-02-24 Julian Brown <julian@codesourcery.com>
18834 * config/arm/arm.c (require_pic_register): Only set
18835 cfun->machine->pic_reg once per function.
18837 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18839 * doc/invoke.texi (Link Options): Document an easier way to pass
18840 options that take arguments to the GNU linker using -Xlinker and -Wl.
18842 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18845 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18847 2009-02-24 Richard Guenther <rguenther@suse.de>
18850 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18852 2009-02-24 Richard Guenther <rguenther@suse.de>
18853 Zdenek Dvorak <ook@ucw.cz>
18855 PR tree-optimization/39233
18856 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18857 from converting them to a generic type.
18859 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18861 PR tree-optimization/39260
18862 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18863 contains a condition with a real type.
18864 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18866 2009-02-23 Jason Merrill <jason@redhat.com>
18869 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18870 narrowing_initializer_constant_valid_p.
18871 (narrowing_initializer_constant_valid_p): Don't return
18872 null_pointer_node for adding a pointer to itself.
18874 2009-02-23 Jan Hubicka <jh@suse.cz>
18877 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18880 2009-02-23 Jan Hubicka <jh@suse.cz>
18882 PR tree-optimization/37709
18883 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18884 * tree.h (block_ultimate_origin): Declare.
18885 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18886 * tree-ssa-live.c (remove_unused_scope_block_p):
18887 Eliminate blocks containig no instructions nor live variables nor
18889 (dump_scope_block): New function.
18890 (remove_unused_locals): Enable removal of dead blocks by default;
18891 enable dumping at TDF_DETAILS.
18893 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18895 * config/i386/i386.c (classify_argument): Don't allow COImode
18897 (function_arg_advance_32): Don't allow OImode.
18898 (function_arg_32): Likewise.
18899 (function_value_32): Likewise.
18900 (return_in_memory_32): Likewise.
18901 (function_arg_64): Remove OImode comment.
18903 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18906 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18907 ix86_expand_vector_set for V4DImode in 64bit mode only.
18908 (ix86_expand_vector_init_one_var): Likewise.
18910 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18912 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18914 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18917 * loop-iv.c: Revert last change.
18918 * emit-rtl.c: Likewise.
18920 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18923 * config/i386/i386.c (type_natural_mode): Remove an extra
18924 space in the warning message.
18925 (function_value_32): Handle 32-byte vector modes.
18926 (return_in_memory_32): Likewise.
18928 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18930 * loop-iv.c (truncate_value): New function.
18931 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18933 (lowpart_subreg): Move to...
18934 * emit-rtl.c: ...here.
18936 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18938 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18939 accidental and undocumented change at revision 140860.
18941 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18943 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18944 take gimple_seq * arguments.
18945 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18946 types_compatible_p langhook.
18948 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18949 Joseph Myers <joseph@codesourcery.com>
18951 * config/arm/arm.c (arm_builtin_va_list): New function.
18952 (arm_expand_builtin_va_start): Likewise.
18953 (arm_gimplify_va_arg_expr): Likewise.
18954 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
18955 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
18956 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
18957 (va_list_type): New variable.
18958 (arm_mangle_type): Mangle va_list_type appropriately.
18960 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18962 PR middle-end/39157
18963 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
18964 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
18965 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
18966 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
18967 parameter to 1000 for -O1 by default.
18968 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
18970 * loop-invariant.c: Include params.h.
18971 (move_loop_invariants): Don't call move_single_loop_invariants on
18974 2009-02-20 Jaka Mocnik <jaka@xlab.si>
18976 * calls.c (emit_library_call_value_1): Use slot_offset instead of
18977 offset when calculating bounds for indexing stack_usage_map. Fixes
18978 a buffer overflow with certain target setups.
18980 2009-02-20 Jakub Jelinek <jakub@redhat.com>
18983 * calls.c (expand_call): Clear try_tail_call if caller and callee
18984 disagree in promotion of function return value.
18986 2009-02-19 Jakub Jelinek <jakub@redhat.com>
18989 * c-common.c (c_determine_visibility): If visibility changed and
18990 DECL_RTL has been already set, call make_decl_rtl to update symbol
18993 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
18996 * varasm.c (assemble_variable): Don't check DECL_NAME when
18997 globalizing a variable.
18999 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19002 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19003 expression before any __builtin_trap call.
19004 * c-typeck.c (build_function_call): Convert and check function
19005 arguments before generating a call to a trap. Evaluate the
19006 function arguments before the trap.
19008 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19011 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19012 (UNSPEC_FXAM_MEM): New unspec.
19013 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19014 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19015 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19017 2009-02-19 Richard Guenther <rguenther@suse.de>
19019 PR tree-optimization/39207
19020 PR tree-optimization/39074
19021 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19022 storedanything_tree): New.
19023 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19024 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19025 (build_succ_graph): Add edges from STOREDANYTHING to all
19027 (init_base_vars): Initialize STOREDANYTHING.
19028 (compute_points_to_sets): Free substitution info after
19029 building the succ graph.
19030 (ipa_pta_execute): Likewise.
19032 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19034 (do_ds_constraint): Do not add to special var or non-pointer
19036 (type_could_have_pointers): Split out from ...
19037 (could_have_pointers): ... here. For arrays use the element type.
19038 (create_variable_info_for): Initialize may_have_pointers.
19039 (new_var_info): Likewise.
19040 (handle_lhs_call): Make the HEAP variable unknown-sized.
19041 (intra_create_variable_infos): Use a type with pointers for
19042 PARM_NOALIAS, make it unknown-sized.
19044 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19047 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19049 2009-02-18 Jason Merrill <jason@redhat.com>
19052 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19053 value if DECL_EXTERNAL.
19054 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19055 * target.h (gcc_target::binds_local_p): Clarify "module".
19056 * tree.h (TREE_PUBLIC): Clarify "module".
19058 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19061 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19062 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19064 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19067 * c.opt (Wabi): Support C and ObjC.
19070 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19072 * config/i386/i386.c (classify_argument): Warn once about the ABI
19073 change when passing union with long double.
19075 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19077 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19080 * c-parser.c (c_parser_compound_statement): Always enter and leave
19083 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19086 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19088 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19090 PR tree-optimization/36922
19091 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19092 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19095 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19097 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19100 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19102 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19104 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19106 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19109 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19110 Richard Sandiford <rdsandiford@googlemail.com>
19112 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19113 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19114 (loongson_biadd): ...this.
19116 2009-02-17 Richard Guenther <rguenther@suse.de>
19118 PR tree-optimization/39202
19119 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19120 a var make sure to follow existing collapses.
19122 2009-02-17 Richard Guenther <rguenther@suse.de>
19124 PR middle-end/39214
19125 * langhooks.c (lhd_print_error_function): Check for NULL block.
19127 2009-02-17 Richard Guenther <rguenther@suse.de>
19129 PR tree-optimization/39204
19130 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19133 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19135 * config/soft-fp/double.h: Update from glibc CVS.
19137 2009-02-17 Richard Guenther <rguenther@suse.de>
19139 PR tree-optimization/39207
19140 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19141 strict-aliasing warnings for pointers pointing to NULL.
19143 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19146 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19147 skipping until next close brace.
19149 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19152 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19153 to function argument boundary.
19155 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19157 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19158 in the lea_add. Reload eventually constraints it properly.
19159 * config/picochip/constraints.md: Remove the target constraint
19160 "b", since it is not needed anymore.
19162 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19164 * gthr-dce.h: Uglify function parameter and local variable names.
19165 * gthr-gnat.h: Likewise.
19166 * gthr-mipssde.h: Likewise.
19167 * gthr-nks.h: Likewise.
19168 * gthr-posix95.h: Likewise.
19169 * gthr-posix.h: Likewise.
19170 * gthr-rtems.h: Likewise.
19171 * gthr-single.h: Likewise.
19172 * gthr-solaris.h: Likewise.
19173 * gthr-tpf.h: Likewise.
19174 * gthr-vxworks.h: Likewise.
19175 * gthr-win32.h: Likewise.
19177 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19180 * config/i386/i386.md: Restrict the new peephole2 to move
19181 between MMX/SSE registers.
19183 2009-02-15 Richard Guenther <rguenther@suse.de>
19186 2009-02-13 Richard Guenther <rguenther@suse.de>
19188 * configure.ac: Enable LFS.
19189 * configure: Re-generate.
19190 * config.in: Likewise.
19192 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19194 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19195 spu_srqwbyte, spu_srqwbytebc): Define.
19196 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19197 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19198 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19199 "shrqby_<mode>"): New insn-and-split patterns.
19200 * config/spu/spu.c (expand_builtin_args): Determine and return
19201 number of operands using spu_builtin_description data.
19202 (spu_expand_builtin_1): Use it.
19204 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19207 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19210 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19213 * config/i386/i386.c (override_options): Correct warning
19214 messages for -malign-loops, -malign-jumps and -malign-functions.
19216 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19219 * config/i386/i386.md: Restrict the new peephole2 to move
19220 between the general purpose registers.
19222 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19225 * config/i386/i386.c (type_natural_mode): Add a new argument.
19226 Return the original mode and warn ABI change if vector size is 32byte.
19227 (function_arg_advance): Updated.
19228 (function_arg): Likewise.
19229 (ix86_function_value): Likewise.
19230 (ix86_return_in_memory): Likewise.
19231 (ix86_sol10_return_in_memory): Likewise.
19232 (ix86_gimplify_va_arg): Likewise.
19233 (function_arg_32): Don't warn ABX ABI change here.
19234 (function_arg_64): Likewise.
19236 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19238 * loop-iv.c (implies_p): In the final case, test that operands 0
19239 of the two comparisons match.
19241 * config/bfin/bfin.c (find_prev_insn_start): New function.
19242 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19243 (find_next_insn_start): Move.
19245 2009-02-13 Richard Guenther <rguenther@suse.de>
19247 * configure.ac: Enable LFS.
19248 * configure: Re-generate.
19249 * config.in: Likewise.
19251 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19254 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19255 sizes on syntax error after some arguments have been parsed.
19257 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19259 * doc/invoke.texi (-fira): Remove.
19261 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19263 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19264 * recog.c: Likewise.
19267 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19269 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19270 (umul_ppmm): Likewise.
19271 (count_leading_zeros): Likewise.
19272 (count_trailing_zeros): Likewise.
19273 (UMUL_TIME): Likewise.
19275 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19277 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19278 soft-fp/t-softfp to tmake_file.
19280 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19281 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19282 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19283 IA64_BUILTIN_INFQ]: New.
19284 (ia64_init_builtins): Initialize __builtin_infq,
19285 __builtin_fabsq and __builtin_copysignq if not HPUX.
19286 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19287 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19289 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19291 (__fixtfti): Likewise.
19292 (__fixunstfti): Likewise.
19293 (__floattitf): Likewise.
19295 * config/ia64/libgcc-glibc.ver: New.
19296 * config/ia64/t-fprules-softfp: Likewise.
19297 * config/ia64/sfp-machine.h: Likewise.
19299 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19300 (LIBGCC2_TF_CEXT): Likewise.
19301 (TF_SIZE): Likewise.
19302 (TARGET_INIT_LIBFUNCS): Likewise.
19304 * config/ia64/t-glibc (SHLINB_MAPFILES):
19305 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19307 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19309 * config/i386/i386.c (construct_container): Rewrite processing
19310 BLKmode with X86_64_SSE_CLASS.
19312 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19315 * config/i386/i386.md: Replace simplify_replace_rtx with
19316 replace_rtx in the new peephole2.
19318 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19320 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19321 loop unrolling do not happen at -O2.
19323 2009-02-12 Michael Matz <matz@suse.de>
19325 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19327 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19329 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19332 2009-02-12 Ben Elliston <bje@au.ibm.com>
19334 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19335 patterns when updating the back chain. Missed in the 2009-02-10
19338 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19340 * doc/extend.texi (Decimal Floating Types): Update identifier of
19341 draft TR and list of missing support.
19343 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19345 PR middle-end/39154
19346 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19347 bit to variable length decl's flags, add it also to its
19348 pointer replacement variable.
19350 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19351 Jakub Jelinek <jakub@redhat.com>
19354 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19355 (memory_blockage): New expander.
19356 (*memory_blockage): New insn pattern.
19357 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19358 instead of general blockage at the end of function prologue when
19359 frame pointer is used to access red zone area. Do not emit blockage
19360 when profiling, it is emitted in generic code.
19361 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19362 function epilogue when frame pointer is used to access red zone area.
19364 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19367 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19368 by arithmetic with memory operands.
19369 * config/i386/predicates.md (commutative_operator): New.
19371 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19373 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19376 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19378 * alias.h (record_alias_subset): Declare.
19379 * alias.c (record_alias_subset): Make global.
19381 2009-02-10 Nick Clifton <nickc@redhat.com>
19383 * tree-parloops.c: Change license to GPLv3.
19384 * ipa-struct-reorg.c: Change license to GPLv3.
19385 * ipa-struct-reorg.h: Change license to GPLv3.
19387 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19390 * c-decl.c (start_struct): Return NULL on error.
19392 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19394 PR middle-end/39124
19395 * cfgloopmanip.c (remove_path): Call remove_bbs after
19396 cancel_loop_tree, not before it.
19399 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19400 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19401 VAR_DECLs were seen.
19402 * tree-ssa-live.c (remove_unused_locals): Recompute
19403 cfun->has_local_explicit_reg_vars.
19404 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19405 copies or clearings if cfun->has_local_explicit_reg_vars.
19407 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19410 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19411 of function prologue when frame pointer is used to access
19414 2009-02-10 Richard Guenther <rguenther@suse.de>
19416 PR middle-end/39127
19417 * gimplify.c (gimple_regimplify_operands): Always look if
19418 we need to create a temporary.
19420 2009-02-10 Richard Guenther <rguenther@suse.de>
19422 PR tree-optimization/39132
19423 * tree-loop-distribution.c (todo): New global var.
19424 (generate_memset_zero): Trigger TODO_rebuild_alias.
19425 (tree_loop_distribution): Return todo.
19427 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19430 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19431 (x86_64_reg_class_name): Removed.
19432 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19433 first one isn't X86_64_SSE_CLASS or any other ones aren't
19434 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19435 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19436 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19437 and 3 X86_64_SSEUP_CLASS.
19438 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19439 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19441 2009-02-10 Ben Elliston <bje@au.ibm.com>
19443 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19444 form instruction to update the stack back chain word, even if the
19445 user has disabled the generation of update instructions.
19446 (movdi_<mode>_update_stack): New.
19447 (movsi_update_stack): Likewise.
19448 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19449 always use an update form instruction to update the stack back
19452 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19454 PR middle-end/38953
19455 * graphite.c (if_region_set_false_region): After moving a region in
19456 the false branch of a condition, remove the empty dummy basic block.
19457 (gloog): Remove wrong fix for PR38953.
19459 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19461 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19462 generation due to implicit sign extension.
19464 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19466 PR middle-end/38981
19467 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19468 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19470 2009-02-09 Richard Guenther <rguenther@suse.de>
19472 PR middle-end/35202
19473 * convert.c (convert_to_real): Disable (float)fn((double)x)
19474 to fnf(x) conversion if errno differences may occur and
19475 -fmath-errno is set.
19477 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19479 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19480 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19481 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19483 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19486 * c-common.c (handle_alias_attribute): Disallow attribute for
19487 anything not a FUNCTION_DECL or VAR_DECL.
19489 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19492 * real.c (do_compare): Special-case compare of zero against
19493 decimal float value.
19495 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19498 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19499 as indicating flexible array members unless the field itself is
19500 being declarared as the incomplete array.
19502 2009-02-06 Jan Hubicka <jh@suse.cz>
19504 PR tree-optimization/38844
19505 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19506 is already inlined.
19508 2009-02-06 Richard Guenther <rguenther@suse.de>
19510 PR middle-end/38977
19511 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19512 fork because we may expand it as __gcov_fork.
19514 2009-02-06 Nick Clifton <nickc@redhat.com>
19516 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19518 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19520 PR tree-optimization/35659
19521 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19522 vn_phi_eq): Shortcut if hashcode does not match.
19523 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19525 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19526 and avoid iterative_hash_expr.
19527 (FOR_EACH_VALUE_ID_IN_SET): New.
19528 (value_id_compare): Remove.
19529 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19530 sort expressions by value id.
19532 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19535 * config/sh/predicates.md (general_movsrc_operand): Don't check
19536 the subreg of system registers here.
19538 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19541 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19542 on the copied decl.
19544 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19546 PR rtl-optimization/39110
19547 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19548 addresses, not aligned ones.
19550 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19551 Richard Guenther <rguenther@suse.de>
19553 PR tree-optimization/39100
19554 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19555 comment says and add edges.
19557 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19560 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19561 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19563 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19565 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19566 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19567 register_bb_in_sese, new_sese, free_sese): Moved.
19568 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19569 outermost_loop_in_scop, build_scop_iteration_domain,
19570 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19571 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19572 Use loop_in_sese_p instead of loop_in_scop_p.
19573 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19574 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19575 (scopdet_basic_block_info): Fix bug in scop detection.
19576 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19577 eq_loop_to_cloog_loop): Remove.
19578 (nb_loops_around_loop_in_scop, nb_loop
19579 ref_nb_loops): Moved here...
19580 * graphite.h (ref_nb_loops): ... from here.
19581 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19582 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19583 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19584 * testsuite/gcc.dg/graphite/scop-19.c: New
19586 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19587 Hans-Peter Nilsson <hp@axis.com>
19589 PR rtl-optimization/37889
19590 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19591 Move offset handling from PLUS to before the switch. Use new
19592 arguments when considering SYMBOL_REFs too.
19593 (rtx_addr_can_trap_p): Pass dummy offset and size.
19594 (enum may_trap_p_flags): Remove.
19595 (may_trap_p_1): Pass size from MEM_SIZE.
19597 PR rtl-optimization/38921
19598 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19599 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19600 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19601 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19603 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19605 AVX Programming Reference (January, 2009)
19606 * config/i386/sse.md (*vpclmulqdq): New.
19608 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19610 PR tree-optimization/38977
19611 PR gcov-profile/38292
19612 * calls.c (special_function_p): Disregard __builtin_ prefix.
19614 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19616 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19617 non-indexable addresses even before reload.
19619 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19622 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19623 as having variable size. Do not give an error for unnamed
19624 parameters with [*] declarators. Give a warning for type names
19625 with [*] declarators and mark them as variable size.
19626 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19627 for sizeof applied to [*] type names.
19629 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19632 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19634 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19636 * gcc.c (process_command): Update copyright notice dates.
19637 * gcov.c (print_version): Likewise.
19638 * gcov-dump.c (print_version): Likewise.
19639 * mips-tfile.c (main): Likewise.
19640 * mips-tdump.c (main): Likewise.
19642 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19645 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19646 for composite type involving a zero-length array type.
19648 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19651 * function.c (match_asm_constraints_1): Skip over
19652 initial optional % in the constraint.
19654 PR inline-asm/39059
19655 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19656 supported, don't accept FIXED_CSTs.
19657 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19658 and _Sat is used without _Fract/_Accum. Set specs->type to
19659 integer_type_node for cts_fract/cts_accum if fixed point is not
19662 2009-02-02 Catherine Moore <clm@codesourcery.com>
19664 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19666 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19668 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19669 (ABI_HAS_64BIT_SYMBOLS): Use it.
19670 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19672 2009-02-02 Paul Brook <paul@codesourcery.com>
19674 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19676 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19678 PR inline-asm/39058
19679 * recog.h (asm_operand_ok): Add constraints argument.
19680 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19681 recurse on matching constraint.
19682 (check_asm_operands): Pass constraints as 3rd argument to
19683 asm_operand_ok. Don't look up matching constraint here.
19684 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19687 2009-02-02 Ben Elliston <bje@au.ibm.com>
19689 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19690 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19692 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19694 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19695 information. Remove some obsolete information. Reorganize.
19697 * config/pa/fptr.c: Revert license to GPL 2.
19698 * config/pa/milli64.S: Likewise.
19700 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19703 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19704 LIBRARY name in, instead of hard-coding it.
19705 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19706 extra target make frag to tmake_files according to EH model.
19707 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19708 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19709 frags that define makefile variable EH_MODEL appropriately.
19710 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19711 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19712 to "-sjlj" according to type of EH configured.
19713 (LIBGCC_SONAME): Concatenate it to shared library base name.
19714 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19715 to "_sjlj" according to type of EH configured.
19716 (LIBGCC_SONAME): Concatenate it to shared library base name.
19717 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19718 (SHLIB_LINK): Add missing semicolon to if-else construct.
19719 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19720 string value of "pe_dll" command-line option.
19721 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19722 (SHLIB_SONAME): Use it when overriding t-cygming default.
19723 (SHLIB_IMPLIB): Override t-cygming default.
19724 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19725 string value of "pe_dll" command-line option.
19727 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19730 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19731 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19733 2009-01-31 Richard Guenther <rguenther@suse.de>
19735 PR tree-optimization/38937
19736 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19737 computing the transitive closure.
19739 2009-01-30 Richard Guenther <rguenther@suse.de>
19741 PR tree-optimization/39041
19742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19743 Propagate variable indices only if the types match for this stmt.
19745 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19748 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19749 inline but never defined.
19751 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19753 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19754 (*insv_h_di_reg_extimm): New insn.
19755 (*insv_l<mode>_reg_extimm): New insn.
19757 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19759 * config/picochip/picochip.c (flag_conserve_stack): set
19760 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19761 fconserve-stack. Reduce call-overhead used by inliner.
19763 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19766 * common.opt (flag_conserve_stack): Initialised to zero.
19768 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19771 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19772 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19775 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19777 * ira-color.c (allocno_reload_assign): Update comments.
19778 * regmove.c (regmove_optimize): Likewise.
19782 2009-01-29 Robert Millan <rmh@aybabtu.com>
19784 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19785 * config/i386/kopensolaris-gnu.h: New file. Undefine
19786 `MD_UNWIND_SUPPORT'.
19787 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19789 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19791 PR tree-optimization/39007
19792 * tree-loop-distribution.c (generate_builtin): Use
19793 recompute_dominator to compute the immediate dominator of the
19794 basic block just after the loop.
19796 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19798 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19799 (ASM_OUTPUT_DWARF_PCREL): Define.
19801 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19803 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19804 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19805 global. Modify entries about regmove and IRA.
19807 * ra-conflict.c: Remove the file.
19809 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19811 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19812 (pass_regclass_init): Rename to pass_reginfo_init.
19814 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19816 * toplev.h (flag_ira): Remove.
19818 * caller-save.c (setup_save_areas): Remove flag_ira.
19820 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19822 * global.c: Remove the file.
19824 * opts.c (decode_options): Remove flag_ira.
19826 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19828 * regmove.c: Modify file description.
19829 (find_use_as_address, try_auto_increment): Define them only if
19830 AUTO_INC_DEC is defined.
19831 (replacement_quality, replace_in_call_usage, fixup_match_1,
19832 stable_and_no_regs_but_for_p): Remove.
19833 (reg_set_in_bb): Make it static.
19834 (regmove_optimize): Remove flag_ira and code which worked for
19837 * local-alloc.c: Remove the file.
19839 * common.opt (fira): Remove.
19841 * ira.c: Include except.h.
19842 (eliminable_regset): Move from global.c.
19843 (mark_elimination): Ditto. Remove flag_ira.
19844 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19845 equiv_mem_modified, validate_equiv_mem_from_store,
19846 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19847 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19848 no_equiv, recorded_label_ref): Move from local-alloc.c.
19849 (update_equiv_regs): Ditto. Make it static.
19850 (print_insn_chain, print_insn_chains): Move it from global.c.
19851 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19852 (build_insn_chain): Ditto. Make it static.
19853 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19854 Rename to init_live_subregs.
19855 (gate_ira): Remove flag_ira.
19857 * regclass.c: Rename reginfo.c. Change file description.
19858 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19859 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19860 (init_reg_sets_1): Remove code for evaluation of
19861 reg_class_superclasses and losing_caller_save_reg_set.
19862 (init_regs): Remove init_reg_autoinc.
19863 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19864 ok_for_base_p_nonstrict): Remove.
19865 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19866 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19867 corresponding entries.
19868 (dump_regclass, record_operand_costs, scan_one_insn,
19869 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19870 record_address_regs, auto_inc_dec_reg_p): Remove.
19871 (gt-regclass.h): Rename to gt-reginfo.h.
19873 * rtl.h (dump_global_regs, retry_global_alloc,
19874 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19876 * Makefile.in (RA_H): Remove.
19877 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19878 Rename regclass.o to reginfo.o.
19879 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19881 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19882 (GTFILES): Rename regclass.c to reginfo.c.
19884 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19885 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19887 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19888 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19890 (finish_spills): Ditto. Remove code for !flag_ira.
19892 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19894 PR middle-end/35854
19895 * doc/invoke.texi (rtl debug options): Complete rewrite.
19896 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19898 * mode-switching.c (pass_mode_switching): Rename pass from
19899 "mode-sw" to "mode_sw".
19900 * except.c (pass_convert_to_eh_ranges): Rename pass from
19901 "eh-ranges" to "eh_ranges".
19902 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19906 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19907 Alexander Monakov <amonakov@ispras.ru>
19909 PR middle-end/38857
19910 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19912 (move_exprs_to_boundary): Change return type and pass through
19913 should_move from move_op. Relax assert. Update usage ...
19914 (schedule_expr_on_boundary): ... here. Use should_move instead of
19916 (move_op_orig_expr_found): Indicate that insn was disconnected from
19918 (code_motion_process_successors): Do not call after_merge_succs
19919 callback if original expression was not found when traversing any of
19921 (code_motion_path_driver): Change return type. Update prototype.
19922 (move_op): Update comment. Add a new parameter (should_move). Update
19923 prototype. Set *should_move based on indication provided by
19924 move_op_orig_expr_found.
19926 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19928 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19929 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19930 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19931 * config/rs6000/rs6000.c (rs6000_override_options): Default
19932 avoid-indexed-addresses on for Power6, off for everything else.
19933 (avoiding_indexed_address_p): New function.
19934 (rs6000_legitimize_address): Use it.
19935 (rs6000_legitimate_address): Likewise.
19936 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19938 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19940 PR tree-optimization/38997
19941 * tree-loop-distribution.c (generate_memset_zero): Use
19942 POINTER_PLUS_EXPR for a pointer addition.
19944 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19946 * config/s390/s390.md (bswap<mode>2): New pattern added.
19948 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19950 * config/s390/s390.md (*tls_load_31): Added type attribute.
19952 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19954 * config/s390/s390.md: Fix a few comments.
19956 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19958 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
19959 (*tm<mode>_full): Fixed z10prop attribute.
19960 (*tst<mode>_extimm): Fixed z10prop attribute.
19961 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
19962 (*tstqiCCT_cconly): Fixed z10prop attribute.
19963 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
19964 (*movsi_larl): Fixed z10prop attribute.
19965 (*movsi_zarch): Fixed z10prop attribute.
19966 (*movsi_eas): Fixed z10prop attribute.
19967 (*movhi): Fixed z10prop attribute.
19968 (*movqi): Fixed z10prop attribute.
19969 (*movstrictqi): Fixed z10prop attribute.
19970 (*mov<mode>): Fixed z10prop attribute.
19971 (*movcc): Fixed z10prop attribute.
19972 (*sethighpartdi_64): Fixed z10prop attribute.
19973 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
19974 (*negdi2_sign_cc): Fixed z10prop attribute.
19975 (*negdi2_sign): Fixed z10prop attribute.
19976 (*absdi2_sign_cc): Fixed z10prop attribute.
19977 (*absdi2_sign): Fixed z10prop attribute.
19978 (*negabsdi2_sign_cc): Fixed z10prop attribute.
19979 (*negabsdi2_sign): Fixed z10prop attribute.
19980 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
19981 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
19982 (doloop_si64): Fixed z10prop attribute.
19983 (doloop_si31): Fixed z10prop attribute.
19984 (doloop_long): Fixed z10prop attribute.
19985 (indirect_jump): Fixed z10prop attribute.
19986 (nop): Fixed z10prop attribute.
19987 (main_base_64): Fixed z10prop attribute.
19988 (reload_base_64): Fixed z10prop attribute.
19990 2009-01-28 Jakub Jelinek <jakub@redhat.com>
19992 PR rtl-optimization/38740
19993 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
19995 * config/mips/mips.c (mips_reorg): Likewise.
19997 2009-01-28 Richard Guenther <rguenther@suse.de>
19999 PR tree-optimization/38926
20000 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20001 with the correct value id to a value.
20002 (do_regular_insertion): Use the value number of edoubleprime
20003 for the value number of the expr.
20006 2008-08-21 Richard Guenther <rguenther@suse.de>
20008 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20009 a PHI ask VN if it is already available.
20010 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20011 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20013 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20015 PR middle-end/38934
20016 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20017 set to varying whenever max has TREE_OVERFLOW set, similarly
20018 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20020 2009-01-28 Richard Guenther <rguenther@suse.de>
20022 PR middle-end/38908
20023 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20024 uninitialized aggregate uses in call arguments.
20026 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20028 PR tree-optimization/38984
20029 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20030 the nothing_id variable if -fno-delete-null-pointer-checks.
20032 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20035 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20036 (set_got_offset_rex64): Ditto.
20038 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20041 * doc/extend.texi: Improve local variable with asm reg.
20043 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20045 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20046 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20047 was not supplied then set warn_packed_bitfield_compat to the
20048 default value of 1.
20049 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20052 2009-01-27 Richard Guenther <rguenther@suse.de>
20054 PR tree-optimization/38503
20055 * cfgexpand.c (expand_gimple_basic_block): Ignore
20056 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20057 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20058 variables that cannot have TBAA applied.
20059 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20062 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20064 PR middle-end/38969
20065 * calls.c (initialize_argument_information): Do not wrap complex
20066 arguments in SAVE_EXPR.
20068 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20070 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20071 (INSTALL_LIBGCC): Revert typo commit.
20073 2009-01-26 Richard Guenther <rguenther@suse.de>
20075 PR tree-optimization/38745
20076 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20077 from special handling.
20079 2009-01-26 Richard Guenther <rguenther@suse.de>
20081 PR tree-optimization/38745
20082 * tree-ssa.c (execute_update_addresses_taken): Do not include
20083 variables that cannot possibly be a register in not_reg_needs.
20084 Do not clear TREE_ADDRESSABLE on vars that may not become
20086 * tree-ssa.c (update_alias_info_1): Include those in the set
20087 of addressable vars.
20089 2009-01-26 Richard Guenther <rguenther@suse.de>
20091 PR middle-end/38851
20092 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20093 * tree-ssa-dse.c: Include langhooks.h
20094 (execute_simple_dse): Remove stores with zero size.
20096 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20099 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20102 2009-01-24 Julian Brown <julian@codesourcery.com>
20104 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20105 config/arm/linux-atomic.c.
20106 * config/arm/linux-atomic.c: New.
20108 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20110 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20111 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20112 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20114 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20117 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20120 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20122 PR tree-optimization/38953
20123 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20124 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20125 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20126 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20129 2009-01-24 Paul Brook <paul@codesourcery.com>
20131 * config/arm/neon.md (neon_type): Move to arm.md.
20132 (neon_mov<VSTRUCT>): Add neon_type attribute.
20133 * config/arm/arm.md (neon_type): Move to here.
20134 (conds): Add "unconditioal" and use as default for NEON insns.
20136 2009-01-24 Ben Elliston <bje@au.ibm.com>
20138 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20139 void *' warning from -Wc++-compat.
20140 * Makefile.in (dominance.o-warn): Remove.
20142 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20144 PR tree-optimization/38932
20145 * fold-const.c (fold_unary_ignore_overflow): New.
20146 * tree.h (fold_unary_ignore_overflow): Declare.
20147 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20148 * tree-ssa-sccvn.c (visit_reference_op_load,
20149 simplify_unary_expression): Likewise.
20151 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20153 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20154 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20155 regardless of their type.
20156 * c-common.c (handle_packed_attribute): Don't ignore packed on
20158 * c.opt (Wpacked-bitfield-compat): New warning option.
20159 * stor-layout.c (place_field): Warn if offset of a field changed.
20160 * doc/extend.texi (packed): Mention the ABI change.
20161 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20162 (Warning Options): Add it to the list.
20164 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20166 * c-opts.c (c_common_post_options): Fix a typo in comments.
20168 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20170 PR middle-end/38615
20171 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20172 variables to static.
20173 * doc/invoke.texi (-fmerge-all-constants): Update description.
20175 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20178 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20179 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20181 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20183 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20185 (LOCAL_ALIGNMENT): Similarly.
20187 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20188 Joseph Myers <joseph@codesourcery.com>
20190 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20191 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20192 * config/arm/arm-tune.md: Regenerate.
20193 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20196 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20198 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20199 version number to five.
20201 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20204 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20205 * c-common.c (set_underlying_type): Likewise.
20206 (is_typedef_decl ): Likewise
20208 (set_underlying_type): Likewise.
20209 (is_typedef_type): Likewise.
20211 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20213 PR middle-end/38587
20214 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20217 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20220 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20221 (LIBGCC_SPEC): Don't define.
20222 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20224 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20226 PR rtl-optimization/38879
20227 * alias.c (base_alias_check): Unaligned access via AND address can
20228 alias all surrounding object types except those with sizes equal
20229 or wider than the size of unaligned access.
20231 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20234 * c-decl.c (clone_underlying_type): Move this ...
20235 * c-common.c (set_underlying_type): ... here.
20236 Also, make sure the function properly sets TYPE_STUB_DECL() on
20237 the newly created typedef variant type.
20238 (is_typedef_decl ): New entry point.
20239 * tree.h: Added a new member member_types_needing_access_check to
20240 struct tree_decl_non_common.
20241 (set_underlying_type): New entry point.
20242 (is_typedef_type): Likewise.
20244 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20246 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20247 Check whether two instructions have memory references that
20248 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20249 are helper functions for traversing.
20250 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20251 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20252 not to draw dependency edge for instructions with non-conflicting
20255 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20258 * longlong.h: Update copyright years. Use soft-fp license notice.
20259 Sync __clz_tab declaration with glibc.
20261 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20264 * doc/extend.texi (syscall_linkage): New.
20265 (version_id): Modify.
20267 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20268 Richard Guenther <rguenther@suse.de>
20270 PR tree-optimization/38747
20271 PR tree-optimization/38748
20272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20273 conversion if the base address is an indirect reference and the
20274 aliasing sets could cause issues.
20276 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20278 * common.opt (fgraphite, fgraphite-identity): Add comment for
20279 explaining why these options are not documented.
20281 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20283 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20284 gimple_call_lhs is NULL.
20286 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20289 * emit-rtl.c (adjust_address_1): Make sure memref is never
20292 2009-01-20 Ben Elliston <bje@au.ibm.com>
20294 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20295 const qualifier from arg parameter. Remove unnecessary cast to char *.
20296 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20297 const qualifier from arg 2.
20299 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20301 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20303 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20306 * rtl.h (reinit_regs): New prototype.
20307 * regclass.c: Include ira.h.
20308 (reinit_regs): New.
20309 * Makefile.in (regclass.o): Add ira.h.
20310 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20312 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20315 * c-common.c (handle_aligned_attribute): Use
20316 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20317 default alignment value.
20319 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20321 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20322 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20324 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20325 __BIGGEST_ALIGNMENT__.
20327 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20329 2009-01-18 Richard Guenther <rguenther@suse.de>
20331 PR tree-optimization/38819
20332 * tree-flow.h (operation_could_trap_helper_p): Declare.
20333 * tree-eh.c (operation_could_trap_helper_p): Export.
20334 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20335 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20336 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20337 are about to insert a possibly trapping instruction and fail
20340 2009-01-18 Andreas Schwab <schwab@suse.de>
20342 * doc/install.texi (Configuration): Remove obsolete paragraph
20343 about use of --with-gnu-ld with --with-gnu-as.
20345 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20347 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20348 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20349 Follow spelling conventions.
20351 2009-01-18 Ben Elliston <bje@au.ibm.com>
20353 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20354 C++ warning about implicit conversion from void * to struct
20356 (bitmap_obstack_free): Likewise for bitmap_element *.
20357 * Makefile.in (bitmap.o-warn): Remove.
20359 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20361 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20363 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20364 Tobias Grosser <tobi.grosser@amd.com>
20366 * graphite.c (graphite_trans_scop_block): Do not block single
20369 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20371 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20372 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20373 test with assertion.
20375 2009-01-16 Richard Guenther <rguenther@suse.de>
20377 PR tree-optimization/38835
20378 PR middle-end/36227
20379 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20380 and INT + PTR -> (INT)(PTR p+ INT) folding.
20381 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20383 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20386 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20387 the subreg from a lowpart subreg if it is also casting the value.
20389 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20390 Tobias Grosser <tobi.grosser@amd.com>
20392 * graphite.c (compare_prefix_loops): New.
20393 (build_scop_canonical_schedules): Rewritten.
20394 (graphite_transform_loops): Move build_scop_canonical_schedules
20395 after build_scop_iteration_domain.
20397 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20398 Tobias Grosser <tobi.grosser@amd.com>
20400 * graphite.c (add_conditions_to_domain): Add the loops to
20401 the dimension of the iteration domain. Do copy the domain
20402 only when it exists.
20403 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20404 (add_conditions_to_constraints): New.
20405 (can_generate_code_stmt, can_generate_code): Removed.
20406 (gloog): Do not call can_generate_code.
20407 (graphite_transform_loops): Call add_conditions_to_constraints
20408 after building the iteration domain.
20410 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20412 PR tree-optimization/38789
20413 * tree-ssa-threadedge.c
20414 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20415 __builtin_constant_p.
20417 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20419 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20420 examined before deleting them.
20422 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20424 * function.c (aggregate_value_p): Correctly extract the function
20425 type from CALL_EXPR_FN lookup.
20427 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20429 * config/picochip/picochip.c (picochip_override_options): Revert
20430 CFI asm flag disable commited previously.
20432 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20433 Tobias Grosser <tobi.grosser@amd.com>
20434 Jan Sjodin <jan.sjodin@amd.com>
20436 * graphite.c (scan_tree_for_params): On substractions negate
20437 all the coefficients of the term.
20438 (clast_to_gcc_expression_red): New. Handle reduction expressions
20439 of more than two operands.
20440 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20441 (get_vdef_before_scop): Handle also the case of default definitions.
20443 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20445 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20446 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20447 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20449 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20450 Joey Ye <joey.ye@intel.com>
20452 PR middle-end/37843
20453 * cfgexpand.c (expand_stack_alignment): Don't update stack
20454 boundary nor check incoming stack boundary here.
20455 (gimple_expand_cfg): Update stack boundary and check incoming
20456 stack boundary here.
20458 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20460 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20462 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20464 PR rtl-optimization/38245
20465 * calls.c (expand_call): Add stack arguments to
20466 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20467 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20468 in regs and partially in memory or BLKmode arguments.
20469 (emit_library_call_value_1): Add stack arguments to
20470 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20471 ACCUMULATE_OUTGOING_ARGS).
20472 * dce.c: Include tm_p.h.
20473 (find_call_stack_args): New function.
20474 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20476 (mark_insn): Call find_call_stack_args for CALL_Ps.
20477 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20478 forwards. Allocate and free arg_stores bitmap if needed, pass it
20479 down to deletable_insn_p, don't mark stores set in arg_stores
20480 bitmap, clear the bitmap at the beginning of each bb.
20481 * Makefile.in (dce.o): Depend on $(TM_P_H).
20483 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20486 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20487 to make sure the insn is a conditional test (bug 22599). Reformat a
20490 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20492 PR middle-end/38431
20493 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20494 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20495 (gloog): Do not call cleanup_tree_cfg.
20496 (graphite_transform_loops): Call cleanup_tree_cfg after all
20497 scops have been code generated.
20499 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20500 * doc/gty.texi (Invoking the garbage collector): Added new node
20501 and section documenting ggc_collect.
20503 2009-01-14 Richard Guenther <rguenther@suse.de>
20505 PR tree-optimization/38826
20506 PR middle-end/38477
20507 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20508 initialization notes only if we actually emitted a warning.
20509 (intra_create_variable_infos): Add constraints for a result decl
20510 that is passed by hidden reference.
20511 (build_pred_graph): Mark all related variables non-direct on
20514 2009-01-14 Nick Clifton <nickc@redhat.com>
20516 * ira-conflicts.c: Include addresses.h for the definition of
20518 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20519 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20521 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20524 * Makefile.in (ira-lives.o): Add except.h.
20526 * ira-lives.c: Include except.h.
20527 (process_bb_node_lives): Process can_throw_internal.
20529 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20531 PR rtl-optimization/38774
20532 * combine.c (simplify_set): When undoing cc_use change, don't do
20533 PUT_CODE on the newly created comparison, but instead put back the
20536 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20538 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20539 values. Remove duplicate arm8 entry.
20541 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20543 PR tree-optimization/38786
20544 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20545 the SSA_NAME case of expand_scalar_variables_expr.
20546 Set the type of an expression to the type of its assign statement.
20547 (expand_scalar_variables_expr): Also gather the scalar computation
20548 used to index the memory access. Do not pass loop_p.
20549 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20550 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20551 the gimple_stmt_iterator where it inserts new code.
20552 Do not pass loop_p.
20553 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20554 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20556 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20558 * graphite.h (debug_value): Removed.
20559 * graphite.c (debug_value): Removed.
20561 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20563 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20564 ldrd/strd with two 32-bit instructions.
20566 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20568 * config/arm/arm.c (struct processors): Pass for speed down into
20569 cost helper functions.
20570 (const_ok_for_op): Handle COMPARE and inequality nodes.
20571 (arm_rtx_costs_1): Rewrite.
20572 (arm_size_rtx_costs): Update prototype.
20573 (arm_rtx_costs): Pass speed down to helper functions.
20574 (arm_slowmul_rtx_costs): Rework cost calculations.
20575 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20576 (arm_9e_rtx_costs): Likewise.
20578 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20580 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20581 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20582 (alpha_legitimize_address): Do not split local symbols wider than
20583 UNITS_PER_WORD into HIGH/LO_SUM parts.
20585 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20588 * gcc.c (process_command): Replace call to execvp with calls
20589 to pex_one and exit.
20591 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20594 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20595 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20596 variant for devices with 3-byte PC.
20597 (__tablejump_elpm__): New.
20599 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20602 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20603 offsetof member-designator, handle it as `[0].'.
20605 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20607 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20608 function when not using named sections on targets with named sections
20609 if branch distance is less than 262132.
20611 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20613 * combine.c (combine_instructions): Recompute
20614 optimize_this_for_speed_p for each BB in the main combine loop.
20616 2009-01-12 Tomas Bily <tbily@suse.cz>
20619 * tree-loop-distribution.c (prop_phis): New function.
20620 (generate_builtin): Call prop_phis.
20621 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20623 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20625 PR tree-optimization/38807
20626 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20627 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20629 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20631 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20632 subreg of op0 to the original op0.
20634 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20636 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20638 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20641 * mips-tfile.c (parse_def): Fix parsing of def strings
20642 starting with digits.
20644 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20647 * config/arm/arm.c (arm_is_long_call_p): Don't call
20648 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20650 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20652 * regrename.c (regrename_optimize): Fix dumping.
20653 (find_oldest_value_reg): Preserve REG_POINTER.
20654 (copy_hardreg_forward_1): Likewise.
20656 2009-01-09 Diego Novillo <dnovillo@google.com>
20658 * gimple.h (struct gimple_statement_base) <uid>: Document
20659 the restrictions on its use.
20660 (gimple_uid): Tidy.
20661 (gimple_set_uid): Tidy.
20663 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20665 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20666 zero guard even if align_bytes != 0 and count is smaller than
20669 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20671 PR rtl-optimization/38495
20672 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20673 (add_range_and_copies_from_move_list): Print all added ranges.
20674 Add ranges to memory optimized destination.
20676 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20680 * config/i386/i386.c (override_options): Reject
20681 -mstringop-strategy=rep_8byte with -m32.
20682 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20683 to 1. Do count comparison against epilogue_size_needed at compile
20684 time even when count_exp was constant forced into register. For
20685 size_needed don't jump to epilogue, instead just avoid aligning
20686 and invoke the body algorithm. If need_zero_guard, add zero guard
20687 even if count is non-zero, but smaller than size_needed + number of
20688 bytes that could be stored for alignment.
20689 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20690 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20691 but smaller than size_needed + number of bytes that could be stored
20692 for alignment. Compare size_needed with epilogue_size_needed instead
20693 of desired_align - align, don't adjust size_needed, pass
20694 epilogue_size_needed to the epilogue expanders.
20697 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20699 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20701 * pa.c (last_address): Change to unsigned.
20702 (update_total_code_bytes): Change argument to unsigned. Don't
20703 check if insn addresses are set.
20704 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20705 addresses are not set.
20706 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20708 2009-01-09 Nick Clifton <nickc@redhat.com>
20710 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20711 DECL_DECLARED_INLINE_P.
20713 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20715 PR middle-end/38347
20716 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20717 GET_MODE (op0) in operand_subword_force calls.
20719 PR middle-end/38771
20720 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20721 fold_convert arg0 operands to TREE_TYPE (op0) first.
20723 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20725 * params.def (ira-max-conflict-table-size): Decrease default value
20728 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20730 PR tree-optimization/37031
20731 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20733 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20734 allocate it using gc instead of heap, use VEC_quick_push instead of
20736 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20737 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20738 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20739 allocated vector from heap allocated.
20740 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20741 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20742 vector only after perfect_loop_nest_depth call.
20744 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20745 Jan Sjodin <jan.sjodin@amd.com>
20747 PR tree-optimization/38559
20748 * graphite.c (debug_value, copy_constraint,
20749 swap_constraint_variables, scale_constraint_variable, ): New.
20750 (get_lower_bound, get_upper_bound): Removed.
20751 (graphite_trans_bb_strip_mine): Clean up this code that works
20752 only for constant number of iterations. Fully copy upper and
20753 lower bound constraints, not only the constant part of them.
20754 * graphite.h (debug_value): Declared.
20756 2009-01-08 Ira Rosen <irar@il.ibm.com>
20758 PR tree-optimization/37194
20759 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20760 Don't add the cost of cost model guard in prologue to scalar
20761 outside cost in case of known number of iterations.
20763 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20764 Alan Modra <amodra@bigpond.net.au>
20766 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20767 non-word-aligned REG+CONST addressing.
20769 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20772 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20773 free_after_compilation when outputting a thunk.
20774 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20775 Do not call free_after_compilation here.
20777 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20779 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20780 (ix86_valid_target_attribute_inner_p): Ditto.
20782 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20784 PR tree-optimization/38492
20785 PR tree-optimization/38498
20786 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20787 * tree-chrec.h (scev_is_linear_expression): Declared.
20788 * graphite.c (graphite_cannot_represent_loop_niter): New.
20789 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20790 (graphite_loop_normal_form): Use gcc_assert.
20791 (scan_tree_for_params): Use CASE_CONVERT.
20792 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20793 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20794 Use gcc_assert. Discard scops that contain unhandled cases.
20795 (build_scop_conditions): Return a boolean status for unhandled cases.
20796 (strip_mine_profitable_p): Print the loop number, not its depth.
20797 (is_interchange_valid): Pass the depth of the loop nest, don't
20798 recompute it wrongly.
20799 (graphite_trans_bb_block): Same.
20800 (graphite_trans_bb_block): Print tentative of loop blocking.
20801 (graphite_trans_scop_block): Do not print that the loop has been
20803 (graphite_transform_loops): Do not handle scops that contain condition
20806 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20808 AVX Programming Reference (December, 2008)
20809 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20810 (_mm256_stream_pd): Likewise.
20811 (_mm256_stream_ps): Likewise.
20813 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20814 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20815 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20816 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20817 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20818 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20819 (ix86_expand_special_args_builtin): Likewise.
20821 * config/i386/sse.md (AVXMODEDI): New.
20822 (avx_movnt<mode>): Likewise.
20823 (avx_movnt<mode>): Likewise.
20824 (<sse>_movnt<mode>): Remove AVX support.
20825 (sse2_movntv2di): Likewise.
20827 2009-01-07 Richard Guenther <rguenther@suse.de>
20829 PR middle-end/38751
20830 * fold-const.c (extract_muldiv): Remove obsolete comment.
20831 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20832 to PLUS_EXPR canonicalization for the canonicalization.
20834 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20836 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20837 hosted cross-compilers generating less efficient code.
20839 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20841 * function.h (rtl_data): Add a dbr_scheduled_p field.
20842 * reorg.c (dbr_schedule): Set it.
20843 (gate_handle_delay_slots): Check it.
20844 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20845 (mips_reorg): Check flag_delayed_branch instead of
20846 mips_base_delayed_branch.
20847 (mips_override_options): Don't set mips_base_delayed_branch
20848 or flag_delayed_branch.
20850 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20852 PR rtl-optimization/38426.
20853 * ira.c (ira): Set current_function_is_leaf earlier.
20855 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20857 PR rtl-optimization/38722
20858 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20859 too early, only set a flag and modify after last possible
20862 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20865 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20866 * real.c (decimal_single_format): Correct values of emin and emax.
20867 (decimal_double_format): Ditto.
20868 (decimal_quad_format): Ditto.
20869 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20870 computation of DECnn_MIN and DECnn_MAX for corrected values of
20871 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20872 __DECnn_MIN__, and adjust its computation for the corrected value
20875 2009-01-06 Jan Hubicka <jh@suse.cz>
20878 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20880 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20882 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20883 Add Robert Clark to the list of testers.
20885 2009-01-06 Jan Hubicka <jh@suse.cz>
20886 Kai Tietz <kai.tietz@onevision.com>
20888 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20889 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20891 2009-01-06 Jan Hubicka <jh@suse.cz>
20892 Kai Tietz <kai.tietz@onevision.com>
20894 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20896 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20897 (ix86_nsaved_regs): Count only general purpose regs.
20898 (ix86_nsaved_sseregs): New.
20899 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20900 to 16 for w64; compute padding and size of sse reg save area.
20901 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20902 general purpose regs.
20903 (ix86_emit_save_sse_regs_using_mov): New.
20904 (ix86_expand_prologue): Save SSE regs if needed.
20905 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20906 (ix86_emit_restore_sse_regs_using_mov): New.
20907 (ix86_expand_epilogue): Save SSE regs if needed.
20909 2009-01-06 Jan Hubicka <jh@suse.cz>
20910 Kai Tietz <kai.tietz@onevision.com>
20912 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20913 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20914 functions when accumulate outgoing args is off.
20916 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20919 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20920 before using pseudos_have_intersected_live_ranges_p.
20922 * ira-int.h (ira_assert): Always define.
20924 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20926 AVX Programming Reference (December, 2008)
20927 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20928 (_mm256_permute2_pd): Likewise.
20929 (_mm_permute2_ps): Likewise.
20930 (_mm256_permute2_ps): Likewise.
20931 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20932 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20934 * config/i386/i386.c (ix86_builtins): Remove
20935 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20936 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20937 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20938 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20939 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20940 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20941 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20942 __builtin_ia32_vpermil2ps256.
20943 (ix86_init_mmx_sse_builtins): Updated.
20944 (ix86_expand_args_builtin): Likewise.
20946 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20948 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20949 long absolute calls when generating PA 2.0 code.
20951 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20953 PR rtl-optimization/38583
20954 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
20956 * params.def (ira-max-conflict-table-size): New.
20958 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
20960 * ira.h (ira_conflicts_p): New external definition.
20962 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
20963 table. Report this. Return result of building.
20964 (ira_build_conflicts): Use ira_conflicts_p. Check result of
20965 building conflict table.
20967 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
20968 (ira_color): Use ira_conflicts_p.
20970 * global.c: Include ira.h.
20971 (pseudo_for_reload_consideration_p, build_insn_chain): Use
20974 * Makefile.in (global.o): Add ira.h.
20976 * ira-build.c (mark_all_loops_for_removal,
20977 propagate_some_info_from_allocno): New.
20978 (remove_unnecessary_allocnos): Call
20979 propagate_some_info_from_allocno.
20980 (remove_low_level_allocnos): New.
20981 (remove_unnecessary_regions): Add parameter. Call
20982 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
20983 parameter to remove_unnecessary_regions.
20984 (ira_build): Remove all regions but root if the conflict table was
20985 not built. Update conflict hard regs for allocnos crossing calls.
20987 * ira.c (ira_conflicts_p): New global.
20988 (ira): Define and use ira_conflicts_p.
20990 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20991 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
20992 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
20994 2009-01-06 Ben Elliston <bje@au.ibm.com>
20996 * gengtype-lex.l (YY_NO_INPUT): Define.
20998 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21001 * c-common.c (handle_vector_size_attribute): Also reject
21002 BOOLEAN_TYPE types.
21004 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21006 PR tree-optimization/38492
21007 * graphite.c (rename_map_elt, debug_rename_elt,
21008 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21009 rename_map_elt_info, eq_rename_map_elts,
21010 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21011 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21012 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21013 (sese_build_livein_liveouts): New.
21014 (new_sese, free_sese): New.
21015 (new_scop): Call new_sese.
21016 (free_scop): Call free_sese.
21017 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21018 (register_old_new_names): Renamed register_old_and_new_names.
21019 (register_scop_liveout_renames, add_loop_exit_phis,
21020 insert_loop_close_phis, struct igp,
21021 default_liveout_before_guard, add_guard_exit_phis,
21022 insert_guard_phis, copy_renames): New.
21023 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21024 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21025 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21026 (scop_adjust_phis_for_liveouts): New.
21027 (gloog): Call scop_adjust_phis_for_liveouts.
21029 * graphite.h (struct sese): Documented. Added fields liveout,
21030 num_ver and livein.
21031 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21032 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21033 (struct scop): Added field liveout_renames.
21034 (SCOP_LIVEOUT_RENAMES): New.
21036 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21038 PR tree-optimization/38510
21039 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21040 (translate_clast): Call recompute_all_dominators before
21042 (gloog): Call recompute_all_dominators before graphite_verify.
21044 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21045 Jan Sjodin <jan.sjodin@amd.com>
21047 PR tree-optimization/38500
21048 * graphite.c (create_sese_edges): Call fix_loop_structure after
21051 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21053 * config.gcc: Add m32r*-*-rtems*.
21054 * config/m32r/rtems.h: New file.
21056 2009-01-05 Ben Elliston <bje@au.ibm.com>
21058 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21059 (.po.pox): Likewise.
21060 (po/gcc.pot): Likewise.
21062 2009-01-04 David S. Miller <davem@davemloft.net>
21064 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21065 (STARTING_FRAME_OFFSET): Always set to zero.
21067 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21069 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21070 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21071 fixed-point types, and vectors of the same.
21073 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21075 * config/mips/sync.md (*mb_barrier): Rename to...
21076 (*memory_barrier): ...this.
21078 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21080 * doc/extend.texi (Function Attributes): Move @cindex after @item
21081 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21082 and put in alphabetical order. Fix 'target' name and put in order.
21083 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21086 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21088 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21089 (memory_barrier): Expand as unspec instead of unspec_volatile.
21090 Remove mem:BLK from insn operands. Use Pmode scratch register.
21091 (*memory_barrier): Define as unspec instead of unspec_volatile.
21092 Use (match_dup 0) as input operand.
21094 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21095 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21096 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21097 scratch register. Remove operand 1.
21098 (*stbar): Define as unspec instead of unspec_volatile.
21099 Use (match_dup 0) as input operand, remove (const_int 8).
21100 (*membar): Define as unspec instead of unspec_volatile.
21101 Use (match_dup 0) as input operand, remove input operand 2.
21103 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21104 (memory_barrier): Expand as unspec instead of unspec_volatile.
21105 Remove mem:BLK from insn operands. Use Pmode scratch register.
21106 (*memory_barrier): Define as unspec instead of unspec_volatile.
21107 Use (match_dup 0) as input operand.
21109 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21110 Remove mem:BLK from insn operands. Use Pmode scratch register.
21111 Set volatile flag on operand 0.
21112 (*memory_barrier): New insn pattern.
21114 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21116 (*memory_barrier): Use (match_dup 0) as input operand.
21118 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21119 Remove mem:BLK from insn operands. Use Pmode scratch register.
21120 Set volatile flag on operand 0.
21121 (*mb_internal): New insn pattern.
21123 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21125 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21127 PR middle-end/38586
21128 * function.c (struct temp_slot): Move to the section of the file
21129 that deals with temp slots. Remove field 'address'.
21130 (temp_slot_address_table): New hash table of address -> temp slot.
21131 (struct temp_slot_address_entry): New struct, items for the table.
21132 (temp_slot_address_compute_hash, temp_slot_address_hash,
21133 temp_slot_address_eq, insert_temp_slot_address): Support functions
21135 (find_temp_slot_from_address): Rewrite to use the new hash table.
21136 (remove_unused_temp_slot_addresses): Remove addresses of temp
21137 slots that have been made available.
21138 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21139 worker function for remove_unused_temp_slot_addresses.
21140 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21141 Add the temp slot address to the address -> temp slot map.
21142 (update_temp_slot_address): Update via insert_temp_slot_address.
21143 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21144 (pop_temp_slots): Likewise.
21145 (init_temp_slots): Allocate the address -> temp slot map, or empty
21146 the map if it is already allocated.
21147 (prepare_function_start): Initialize temp slot processing.
21149 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21151 PR middle-end/38584
21152 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21153 Calculate the size of all stack vars assuming no packing of stack
21154 vars will happen, replacing a quadratic algorithm with a linear one.
21156 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21159 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21162 2009-01-03 Diego Novillo <dnovillo@google.com>
21164 * doc/contrib.texi: Update contributions.
21166 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21169 * builtins.c (fold_builtin_memory_op): Give up if either operand
21170 is volatile. Set srctype or desttype to non-qualified version
21174 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21175 and FUNCTION_DECLs.
21177 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21179 PR rtl-optimization/35805
21180 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21181 problem if fast dce is able to remove any instructions.
21182 * dce.c (dce_process_block): Fix dump message.
21184 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21187 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21189 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21191 PR middle-end/38690
21192 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21193 * tree-pretty-print.c (op_code_prio): New function.
21194 (op_prio): No longer static. Use op_code_prio.
21195 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21196 Use op_prio and op_code_prio to determine if () should be
21197 printed around operand(s) or not.
21199 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21200 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21201 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21202 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21203 pp_character instead of pp_string for single letter printing.
21205 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21207 * doc/extend.texi: Fix '#pragma GCC option' typo.
21209 2009-01-02 Richard Guenther <rguenther@suse.de>
21211 * doc/install.texi (--enable-checking): Mention different
21212 default for stage1.
21213 (--enable-stage1-checking): Document.
21215 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21217 PR middle-end/30142
21218 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21219 case to be an error.
21221 2009-01-02 Ben Elliston <bje@au.ibm.com>
21223 * config/fp-bit.h (pack_d): Constify argument.
21224 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21225 (isnan): Constify argument.
21227 (iszero): Likewise.
21228 (pack_d): Likewise.
21229 (_fpadd_parts): Constify return type.
21230 (_fpmul_parts): Likewise.
21231 (_fpdiv_parts): Likewise.
21233 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21236 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21237 warn about overwriting initializer with side-effects or
21238 -Woverride-init if !IMPLICIT.
21239 (output_init_element): Likewise. Pass IMPLICIT down to
21241 (process_init_element): Add IMPLICIT argument. Pass it down
21242 to output_init_element.
21243 (push_init_element, pop_init_level, set_designator): Adjust
21244 process_init_element callers.
21245 (set_nonincremental_init, set_nonincremental_init_from_string):
21246 Adjust add_pending_init callers.
21247 (output_pending_init_elements): Adjust output_init_element callers.
21248 * c-tree.h (process_init_element): Adjust prototype.
21249 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21250 process_init_element callers.
21253 Copyright (C) 2009 Free Software Foundation, Inc.
21255 Copying and distribution of this file, with or without modification,
21256 are permitted in any medium without royalty provided the copyright
21257 notice and this notice are preserved.