1 2009-08-17 Douglas B Rupp <rupp@gnat.com>
3 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
6 2009-08-16 Douglas B Rupp <rupp@gnat.com>
8 * doc/invoke.texi (Target options):
9 Add new option list for IA-64/VMS.
10 (menu): Add IA-64/VMS Options.
11 (IA-64/VMS Options): Likewise.
13 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
16 * config/mips/mips.md (*lwxs): Use :P for pointer values.
18 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
20 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
21 (mips_pop_asm_switch): Likewise.
22 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
24 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
25 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
26 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
27 (mips_print_operand_punctuation): Use them. Check mips_noreorder
28 instead of set_noreorder.
29 (mips_output_function_prologue): Use the new functions.
30 (mips_output_function_epilogue): Likewise.
31 (mips_need_noat_wrapper_p): New function, split out from...
32 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
33 Use mips_push_asm_switch and mips_pop_asm_switch.
34 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
35 and mips_pop_asm_switch.
36 (ASM_OUTPUT_REG_POP): Likewise.
37 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
38 Use mips_pop_asm_switch.
39 (mips_asm_switch): New structure.
40 (set_noreorder, set_nomacro): Replace with...
41 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
42 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
43 instead of set_nomacro.
44 (fix_truncsfsi2_macro): Likewise.
45 (cprestore): Likewise.
46 (hazard): Use mips_noreorder instead of set_noreorder.
47 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
49 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
51 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
52 from prev_active_insn.
54 2009-08-16 Anatoly Sokolov <aesok@post.ru>
56 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
57 * config/avr/avr.c (avr_override_options): Initialize
58 avr_current_arch variable.
59 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
60 __AVR_HAVE_16BIT_SP__ according to the device type.
61 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
63 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
64 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
66 2009-08-16 Dodji Seketeli <dodji@redhat.com>
69 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
70 generating inlined subroutine die only. We shouldn't be
71 called for anything else.
72 (gen_block_die): Don't generate inline subroutine debug info for
75 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
77 * graphite-poly.c (print_pbb): Print PBB index.
79 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
82 * graphite-interchange.c (ppl_max_for_le): Moved...
83 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
84 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
85 ppl_Pointset_Powerset_C_Polyhedron_maximize.
86 * graphite-ppl.h (ppl_max_for_le): Declared.
88 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
90 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
91 supported on all platforms.
92 * target.h (struct gcc_target): Remove
93 handle_pragma_redefine_extname.
94 * c-cppbuiltin.c: Remove use of
95 targetm.handle_pragma_redefine_extname.
96 * c-pragma.c: Likewise.
97 * target-def.h (TARGET_INITIALIZER): Remove
98 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
99 * config/sol2.h: Remove use of
100 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
102 2009-08-14 Douglas B Rupp <rupp@gnat.com>
104 * config/ia64/fde-vms.c: New file.
105 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
106 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
107 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
108 (uw_frame_state_for): Only register a personality routine if it is
109 known to be compatible with our expectations.
110 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
111 Declare unw_table_entry stack variable and
112 mod all calls to _Unwind_FindTableEntry to add arg.
113 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
114 (_Unwind_FindTableEntry): Add arg to prototype.
116 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
118 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
119 field 'signal_pfs_loc'.
120 (uw_frame_state_for): Remove duplicate code dealing with leaf
121 procedures without unwind info.
122 If in the frame after unwinding through a signal handler, restore
123 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
124 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
125 'pfs_loc' to the AR.PFS location in the signal context; instead
126 set 'signal_pfs_loc'.
127 Manually generate the unwind info for the AR.PFS register.
128 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
129 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
130 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
131 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
132 instead set 'signal_pfs_loc'.
133 Remove code preventing the AR.PFS register from being restored
134 from the signal context.
136 2009-08-14 Douglas B Rupp <rupp@gnat.com>
137 Tristan Gingold <gingold@adacore.com>
139 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
140 * config/ia64/t-vms: New file.
141 * config/ia64/vms64.h: New file.
142 * config/ia64/vms.h: New file.
143 * config/ia64/vms-crtinit.asm: New file.
144 * config/ia64/vms_symvec_libgcc_s.opt: New file.
145 * config/ia64/vms-unwind.h: New file.
147 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
149 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
152 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
155 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
156 version. Move declaration...
157 * real.h (do_mpc_arg2): ... here.
158 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
161 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
163 * final.c (add_debug_prefix_map): Don't use GC memory for
164 old_prefix and new_prefix.
166 2009-08-14 Richard Guenther <rguenther@suse.de>
168 * ipa-prop.c (compute_complex_pass_through): If we cannot
169 compute a non-varying offset for IPA_JF_ANCESTOR punt.
171 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
173 * c-lex.c (c_lex_with_flags): Increase size of local variable
174 to avoid memory clobber.
176 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
179 * config/i386/i386.c (ix86_fp_comparison_strategy):
180 Only enable/disable sahf at function granularity.
182 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
184 PR rtl-optimization/41064
185 * reload1.c (reload_as_needed): Don't call extract_insn
186 for known invalid replacements after calling
187 validate_replace_rtx_group and verify_changes.
189 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
192 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
193 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
194 ix86_expand_fp_vcond.
195 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
196 Assert that operation is supported by ix86_expand_int_vcond.
197 (vcondu<SSEMODE124C8:mode>): Ditto.
199 2009-08-13 DJ Delorie <dj@redhat.com>
201 * config/i386/djgpp-stdint.h: New.
202 * config.gcc (djgpp): Use it.
204 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
206 * config/sh/sh.c (sh_override_options): When flag_exceptions or
207 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
209 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
211 * tree-ssa-loop-prefetch.c
212 (prune_ref_by_group_reuse): Enhance probabilistic analysis
213 for long-stride pruning.
214 (compute_miss_rate): New function to compute the probability
215 that two memory references access different cache lines.
217 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
219 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
221 2009-08-13 Richard Guenther <rguenther@suse.de>
224 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
225 use the constant pointer type.
226 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
227 of CV qualifiers on the target pointer type.
228 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
229 conversion check before restrict check.
231 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
234 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
236 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
238 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
240 2009-08-12 Richard Guenther <rguenther@suse.de>
242 PR tree-optimization/41011
243 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
244 and reference constructing.
246 2009-08-12 Xinliang David Li <davidxl@google.com>
248 PR tree-optimization/41012
249 * tree-flow.h : New external interface.
250 * gimple-low.c (check_call_arg): Change to public function.
251 Remove argument mismatch check in lowering.
252 * tree-inline.h (tree_can_inline_p): Interface change.
253 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
255 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
256 Call change to tree_can_inline_p function.
257 (cgraph_decide_inlining_incrementally): Ditto.
259 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
261 PR tree-optimization/41031
262 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
263 on the partition variable rather than promote_mode on the source
264 type. Assert that the partition variable's type has the same
265 mode as the source value's.
267 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
269 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
271 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
273 * calls.c (expand_call): Fix typo.
274 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
276 * stmt.c (expand_value_return): Use promote_function_mode to copy out
278 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
279 * config/cris/cris.c (cris_promote_function_mode): Likewise.
280 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
281 * config/pa/pa.c (pa_promote_function_mode): Likewise.
283 2009-08-11 Andrew Haley <aph@redhat.com>
285 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
287 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
290 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
292 2009-08-12 Richard Guenther <rguenther@suse.de>
294 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
295 * gimplify.c (gimplify_modify_expr): Do not use
296 lang_hooks.types_compatible_p.
297 * tree-ssa.c (useless_type_conversion_p): For aggregates
298 just return false if the canonical types differ.
300 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
303 * sese.c (convert_for_phi_arg): New.
304 (add_guard_exit_phis): Use convert_for_phi_arg.
306 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
308 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
309 unknown subscript upper bounds.
311 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
312 Pranav Garg <pranav.garg2107@gmail.com>
314 * graphite-interchange.c (gather_access_strides): Removed.
315 (ppl_max_for_le): New.
316 (build_linearized_memory_access): New.
317 (memory_stride_in_loop): New.
318 (pbb_interchange_profitable_p): Reimplemented.
319 * graphite-ppl.h (ppl_new_id_map): New.
320 (ppl_interchange): New.
322 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
324 * graphite-interchange.c (compute_subscript): Removed.
325 (compute_array_size_cstr): Removed.
326 (compute_array_size_poly): Removed.
327 (compute_array_size): Removed.
328 (gather_access_strides_poly): Removed.
329 (gather_access_strides): Empty.
331 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
333 * graphite-dependences.c (dependence_polyhedron_1): Replace
334 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
335 (graphite_legal_transform_dr): Same.
336 (graphite_carried_dependence_level_k): Same.
337 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
338 Initialize PDR_NB_SUBSCRIPTS.
339 (print_pdr_access_layout): Replace pdr_nb_subscripts with
341 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
342 (PDR_NB_SUBSCRIPTS): New.
343 (pdr_nb_subscripts): Removed.
344 (pdr_dim): Simplified.
345 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
346 with PDR_NB_SUBSCRIPTS.
348 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
350 * graphite-interchange.c (compute_array_size): Remove use of
352 * graphite-poly.c (new_poly_dr): Remove argument data_container.
353 Do not initialize PDR_DATA_CONTAINER.
354 (print_pdr): Do not print PDR_DATA_CONTAINER.
355 * graphite-poly.h (struct poly_dr): Remove data_container field.
356 (PDR_DATA_CONTAINER): Removed.
357 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
359 (build_poly_dr): Same.
361 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
362 Sebastian Pop <sebastian.pop@amd.com>
364 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
365 copy of the dependence polyhedron. Free the temporary objects.
366 (graphite_carried_dependence_level_k): Free unused objects before
369 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
370 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
371 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
372 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
373 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
375 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
377 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
378 Early return without analyzing the data dependences if no
379 transform has been done. Call restore_scattering if the transform
381 (graphite-interchange.c): Same.
382 * graphite-poly.c (print_scattering_function): Test for
384 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
385 (apply_poly_transforms): Do not gcc_assert that
386 the transform is legal.
387 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
388 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
389 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
390 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
391 * graphite-poly.h (struct poly_scattering): New.
392 (struct poly_bb): Add original, transformed, and saved fields.
393 Remove transformed_scattering, original_scattering,
394 nb_local_variables and nb_scattering_transform fields.
395 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
396 (poly_scattering_new): New.
397 (poly_scattering_free): New.
398 (poly_scattering_copy): New.
399 (store_scattering_pbb): New.
400 (store_scattering): New.
401 (restore_scattering_pbb): New.
402 (restore_scattering): New.
403 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
404 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
406 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
408 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
411 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
413 * Makefile.in (graphite.o): Depends on PREDICT_H.
414 * graphite.c: Include predict.h.
415 (graphite_finalize): Call tree_estimate_probability.
416 * predict.c (predict_loops): Do not call scev_initialize and
418 (tree_estimate_probability_bb): New.
419 (tree_estimate_probability): Do not initialize loops: move that
420 code to the driver. Call tree_estimate_probability_bb.
421 (tree_estimate_probability_driver): New.
422 (pass_profile): Use tree_estimate_probability_driver.
423 * predict.h (tree_estimate_probability): Declared.
425 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
427 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
428 * graphite-dependences.c (graphite_legal_transform): Add time to
429 TV_GRAPHITE_DATA_DEPS.
430 (dependency_between_pbbs_p): Same.
431 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
433 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
435 PR rtl-optimization/41033
436 * alias.c (nonoverlapping_component_refs_p): Punt when strict
437 aliasing is disabled.
439 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
441 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
442 si_mask_operand, and_load_operand, low_bitmask_operand,
443 and_reg_operand, and_operand): New predicates.
444 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
445 * config/mips/mips.c (and_operands_ok): New function.
446 * config/mips/mips-protos.h (and_operands_ok): Declare it.
447 * config/mips/mips.md (move_type): Add ext_ins and logical.
449 (and<mode>3): Use and_reg_operand as the second operand's predicate.
450 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
451 shift_shift. Remove commutative constraint modifier.
452 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
454 (*clear_upper32_dext): Remove define_insn_and_split.
455 (*clear_upper32): Turn this define_insn_and_split ...
456 (splitter for ANDing register with 0xffff_ffff): .. into this.
458 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
460 * combine.c (try_widen_shift_mode): Factor out code to check if an
461 integer constant is a low-order bitmask from here ...
462 * rtlanal.c (low_bitmask_len): ... to here.
463 * rtl.h (low_bitmask_len): Declare.
465 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
468 * config/alpha/alpha.md (addsi3): Remove expander.
469 (addsi3): Rename from *addsi3_internal insn pattern.
470 (subsi3): Remove expander.
471 (subsi3): Rename from *subsi3_internal insn pattern.
473 2009-08-11 Douglas B Rupp <rupp@gnat.com>
475 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
478 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
479 Eric Botcazou <botcazou@adacore.com>
480 Douglas B Rupp <rupp@gnat.com>
482 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
483 that records that fit in 64 bits are returned by immediate value,
484 as required by OpenVMS Calling Standard.
485 (function_value): Adjust for above modification.
486 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
487 virtual_incoming_args_rtx as base object, not next_arg.
488 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
490 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
492 * reload.c (find_reloads_subreg_address): Check the original
493 req_equiv_mem address to detect the case where an address is
494 not valid in the outer mode.
496 2009-08-11 Richard Guenther <rguenther@suse.de>
499 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
501 2009-08-10 Douglas B Rupp <rupp@gnat.com>
503 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
504 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
506 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
507 Douglas B Rupp <rupp@gnat.com>
509 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
510 PT_STACK when frame_pointer_needed on OpenVMS.
511 (alpha_pv_save_size, alpha_using_fp): Remove.
512 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
513 with proper processing for PT_NULL.
514 (alpha_vms_initial_elimination_offset): New function. Support for
515 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
516 (alpha_sa_size): Force procedure type to PT_STACK when
517 frame_pointer_needed on OpenVMS.
518 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
519 (alpha_using_fp): Likewise.
520 (alpha_vms_can_eliminate): Add prototype.
521 (alpha_vms_initial_elimination_offset): Likewise.
522 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
523 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
525 2009-08-10 Eric Botcazou <botcazou@adacore.com>
526 Douglas B Rupp <rupp@gnat.com>
528 * config/alpha/alpha.c (common_object_handler): New function.
529 (vms_attribute_table): Declare a single attribute "common_object".
530 (vms_output_aligned_decl_common): New global function.
531 (SECTION_VMS_OVERLAY): Delete.
532 (SECTION_VMS_GLOBAL): Likewise.
533 (SECTION_VMS_INITIALIZE): Likewise.
534 (vms_asm_named_section): Remove support for above flags.
535 (vms_section_type_flags): Delete.
536 (TARGET_SECTION_TYPE_FLAGS): Likewise.
537 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
538 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
539 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
541 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
544 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
545 (sub_ddmmss): Likewise.
547 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
550 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
553 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
556 * reload1.c (reload_as_needed): Use cancel_changes to completely
557 undo a failed replacement attempt.
559 2009-08-10 Richard Guenther <rguenther@suse.de>
562 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
563 (useless_type_conversion_p): ... here. Require pointer targets
566 2009-08-10 Dodji Seketeli <dodji@redhat.com>
569 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
570 loose the original type of the statement list.
572 2009-08-09 Douglas B Rupp <rupp@gnat.com>
574 * config/alpha/alpha.c: Include libfuncs.h
575 (avms_asm_output_extern): New function.
576 (alpha_init_libfuncs): Init some decc libfuncs.
577 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
578 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
579 (DO_CRTL_NAMES): Define.
581 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
582 (LONG_TYPE_SIZE): Define.
583 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
584 (SUBTARGET_SWITCHES): Define malloc64 switch.
585 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
586 (MASK_RETURN_ADDR): Define.
587 doc/invoke.texi (mmalloc64): Document switch.
589 2009-08-09 Olivier Hainque <hainque@adacore.com>
590 Douglas B Rupp <rupp@gnat.com>
592 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
593 uses_condition_handler.
594 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
595 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
596 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
597 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
598 (code_for_builtin): New insn codes for the new alpha_builtins.
599 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
600 (alpha_sa_size): Account for uses_condition_handler.
601 (alpha_expand_prologue): Likewise.
602 (alpha_start_function): Likewise.
603 (alpha_expand_epilogue): Likewise.
604 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
605 establish/revert expanders.
606 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
607 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
608 New expander, resorting to the alpha.c associated function.
609 (builtin_revert_vms_condition_handler): Likewise.
610 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
611 __gcc_shell_handler, the static VMS condition handler used as
612 an indirection wrapper to the current dynamically established
614 * config/alpha/vms-unwind.h: Complete rewrite.
615 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
616 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
618 2009-08-09 Eric Botcazou <botcazou@adacore.com>
619 Douglas B Rupp <rupp@gnat.com>
621 * config/alpha/alpha.c (alpha_links): Add 'target' field.
622 (alpha_need_linkage): Handle aliases. Return function symbol.
623 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
624 Use ultimate alias target for the linkage name.
625 * config/alpha/alpha.md (movmemdi): Use the symbol returned
626 by alpha_need_linkage for the function symbol.
627 (setmemdi): Likewise.
629 2009-08-09 Douglas B Rupp <rupp@gnat.com>
631 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
632 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
633 (ASM_WEAKEN_LABEL): Define.
634 (CRT_CALL_STATIC_FUNCTION): Define.
635 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
636 (ENDFILE_SPEC): Define.
637 (INIT_SECTION_ASM_OP): Define.
638 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
639 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
641 (MULTILIB_OSDIRNAMES): Define.
642 (shlib_version): Define.
644 (SHLIB_OBJS): Define.
645 (SHLIB_NAME): Define.
646 (SHLIB_MULTILIB): Define.
647 (SHLIB_INSTALL): Define.
648 (SHLIB_SYMVEC): Define.
649 (SHLIB_SYMVECX2): Define.
650 (SHLIB_LINK): Define.
652 2009-08-09 Douglas B Rupp <rupp@gnat.com>
654 * config/alpha/alpha.c (alpha_initialize_trampoline):
655 Initialize VMS trampoline IAW ABI for bounded procedure calls.
656 (alpha_start_function): Emit transfer address on nested functions
657 for VMS trampoline call.
658 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
659 since no longer used.
660 * config/alpha/vms-tramp.asm: Remove.
661 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
662 since now only data initialized at runtime.
664 2009-08-09 Douglas B Rupp <rupp@gnat.com>
666 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
667 (LINK_GCC_C_SEQUENCE_SPEC): Define.
668 (MD_EXEC_PREFIX): Remove, no longer used.
669 (MD_STARTFILE_PREFIX): Likewise.
670 (INCLUDE_DEFAULTS): Likewise.
671 * config/alpha/t-vms:
672 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
674 2009-08-09 Richard Guenther <rguenther@suse.de>
676 PR tree-optimization/41016
677 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
678 (operand_precision): Remove.
679 (integral_operand_p): Likewise.
680 (recognize_single_bit_test): Adjust.
682 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
684 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
685 operation overflows. Likewise non-cast unary arithmetic.
686 If one arm of a conditional expression is always taken,
687 inhibit evaluation warnings for the other arm. Likewise inhibit
688 evaluation warnings for the second && or || operand if the first
689 operand is enough to determine the result.
690 * c-typeck.c (build_conditional_expr): Apply the same inhibition
692 (build_binary_op): Prevent duplicate evaluation warnings.
694 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
696 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
697 and destination have different modes, Use promote_mode to
698 determine the signedness of the conversion. Assert that the
699 promoted source mode matches the destination mode. Don't pass
700 the destination and destination mode to expand_expr if the source
701 mode is different. Simplify conversion logic.
703 2009-08-09 Ira Rosen <irar@il.ibm.com>
705 PR tree-optimization/41008
706 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
707 from condition only in case it's a comparison. Adjust checks.
709 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
711 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
712 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
713 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
714 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
715 (dump_cand): Handle them.
716 (struct iv_cand): New members COST_STEP and AINC_USE.
717 (stmt_after_increment): Likewise.
718 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
719 callers changed. Use gimple_uid comparison instead of scanning.
720 (add_candidate_1): When looking for identical candidates, take
721 AINC_USE into account. Set it for new candidates.
722 (force_expr_to_var_cost): Cast target_spill_cost to int.
723 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
724 All callers changed. Check for availability of autoinc addressing
725 modes, both in general for a given mode, and in the specific use case.
726 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
728 (get_computation_cost): Likewise.
729 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
730 add_autoinc_candidates): New static functions.
731 (add_candidate): Call add_autoinc_candidates for candidates based on
733 (find_iv_candidates): Call set_autoinc_for_original_candidates.
734 (determine_use_iv_cost_address): If we have an autoinc candidate at
735 the matching use, verify autoinc is possible and subtract the cost
736 of the candidate's step from the cost.
737 (determine_iv_cost): Record the cost of the increment in the COST_STEP
738 member of the candidate.
739 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
740 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
742 2009-08-09 Douglas B Rupp <rupp@gnat.com>
744 * config.build (ia64-hp-*vms*): New target.
745 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
747 * config.gcc (ia64-hp-*vms*): New target.
748 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
750 * config.host (ia64-hp-*vms*): New target.
751 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
754 2009-08-08 Richard Guenther <rguenther@suse.de>
756 PR tree-optimization/40991
757 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
759 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
761 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
762 mode check. Do truncations in an integer mode.
763 (force_to_mode): Handle subregs for all mode types. Only do
764 arithmetic simplifications on integer modes.
766 2009-08-07 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/40999
769 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
770 (maybe_fold_reference): Lookup constant initializers.
771 (fold_gimple_assign): Likewise.
773 2009-08-07 Richard Guenther <rguenther@suse.de>
775 * tree-ssa.c (useless_type_conversion_p_1): Only for types
776 that require structural equality defer to the langhook.
778 2009-08-07 Martin Jambor <mjambor@suse.cz>
780 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
782 (struct ipa_pass_through_data): New type.
783 (struct ipa_ancestor_jf_data): New type.
784 (union jump_func_value): Removed field formal_id, added fields
785 pass_through and ancestor.
786 (struct ipa_param_call_note): Changed type of formal_id to int from
788 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
789 operations jump functions and ancestor jump functions.
790 (compute_complex_pass_through): New function.
791 (compute_scalar_jump_functions): Call compute_complex_pass_through,
792 reflect changes in the jump function strucutre.
793 (update_jump_functions_after_inlining): Ignore complex pass-through
794 and ancestor jump functions.
795 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
796 polynomial pass-through with operation jump functions.
798 2009-08-07 Jakub Jelinek <jakub@redhat.com>
800 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
801 fde->dw_fde_begin as begin label instead of hot/cold label.
802 Use LLSDAC label instead of LLSDA for second section lsda.
803 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
804 label instead of LLSDA if it is true.
805 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
807 * except.c (add_call_site, dw2_size_of_call_site_table): Add
808 SECTION argument. Use it as index into crtl->eh.call_site_record
810 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
811 use it to determine how to print table entries instead of using
812 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
813 label instead of normal begin label as base.
814 (sjlj_assign_call_site_values): Adjust add_call_site caller.
815 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
816 ensure no EH range spans between sections and that landing pads
817 are always in the corresponding section.
818 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
819 for crtl->eh.call_site_record being an array rather than scalar.
820 (output_one_function_exception_table): New function, copied
821 from output_function_exception_table. Adjust
822 dw2_size_of_call_site_table, dw2_output_call_site_table
823 callers. For SECOND section use *C suffixed labels.
824 (output_function_exception_table): Call
825 output_one_function_exception_table and, when doing hot/cold
826 partitioning, also another time for the second section.
827 * opts.c: Include except.h.
828 (decode_options): Allow -freorder-blocks-and-partition with
829 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
830 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
831 * function.h (struct rtl_eh): Change call_site_record from
832 scalar into array of 2 elements.
834 2009-08-07 Martin Jambor <mjambor@suse.cz>
836 * ipa-prop.c (count_formal_params_1): New function.
837 (ipa_get_vector_of_formal_parms): New function.
838 (get_vector_of_formal_parm_types): New function.
839 (ipa_modify_formal_parameters): New function.
840 (ipa_modify_call_arguments): New function.
841 (index_in_adjustments_multiple_times_p): New function.
842 (ipa_combine_adjustments): New function.
843 (ipa_dump_param_adjustments): New function.
844 * ipa-prop.h (struct ipa_parm_adjustment): New type.
845 (ipa_get_vector_of_formal_parms): Declare.
846 (ipa_modify_formal_parameters): Declare.
847 (ipa_modify_call_arguments): Declare.
848 (ipa_combine_adjustments): Declare.
849 (ipa_dump_param_adjustments): Declare.
850 (build_ref_for_offset): Declare.
851 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
852 * tree-sra.c: Include ipa-prop.c.
853 (build_ref_for_offset): Make public.
855 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
857 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
859 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
861 * gcc/doc/extend.texi (__builtin_extract_return_address)
862 (__builtin_frob_return_address): Document.
864 2009-08-06 Paul Brook <paul@codesourcery.com>
866 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
867 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
868 implementation on ARMv6-M.
870 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
872 * doc/extend.texi (pcs): Document new attribute for ARM.
874 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
876 * arm.c (pcs_attribute_args): Comment out unsupported attribute
879 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
881 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
884 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
886 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
888 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
890 Merge ARM/hard_vfp_branch to trunk.
892 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
894 * arm.c (libcall_eq): New function.
895 (libcall_hash): New function.
896 (add_libcall): New function.
897 (arm_libcall_uses_aapcs_base): New function.
898 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
899 libcalls using the base PCS.
900 (arm_init_cumulative_args): Likewise.
902 2009-07-20 Joseph Myers <joseph@codesourcery.com>
904 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
905 Use base ABI for conversion libfuncs between HFmode and SFmode.
907 2009-05-12 Joseph Myers <joseph@codesourcery.com>
909 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
910 V4SImode as representatives of all 64-bit and 128-bit vector
911 types. Allow vector types without vector modes.
912 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
913 without vector modes like BLKmode.
914 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
915 BLKmode. Avoid unsupported vector modes or TImode moves for
917 (aapcs_vfp_allocate_return_reg): Likewise.
918 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
919 V8QImode if TARGET_NEON || TARGET_IWMMXT.
921 2009-05-12 Joseph Myers <joseph@codesourcery.com>
923 * config/arm/arm.c (arm_handle_pcs_attribute): New.
924 (arm_get_pcs_model): Pass attribute arguments to
925 arm_pcs_from_attribute.
926 (arm_init_cumulative_args): Use base AAPCS for conversions from
927 floating-point types to DImode.
928 (arm_attribute_table): Add pcs attribute.
929 (arm_handle_pcs_attribute): New.
930 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
931 conversions from floating-point types to DImode, also declare them
932 to use base AAPCS and declare functions they call to use base
933 AAPCS and their RTABI names.
935 2009-05-12 Joseph Myers <joseph@codesourcery.com>
937 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
938 -mfloat-abi=hard not being supported for VFP.
940 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
942 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
943 SYMBOL_REF to hard_libcall_value.
945 2009-03-05 Joseph Myers <joseph@codesourcery.com>
946 Richard Earnshaw <rearnsha@arm.com>
948 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
949 has been put on the stack, all remaining co-processory arguments for
950 that co-processor also go on the stack.
952 2009-03-05 Joseph Myers <joseph@codesourcery.com>
954 * config/arm/arm.c (arm_return_in_memory): Handle returning
955 vectors of suitable size in registers also for AAPCS case.
957 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
959 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
961 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
963 ARM Hard-VFP calling convention
964 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
965 * target.h (gcc_target): Add libcall_value to table of call hooks.
966 * targhooks.h (default_libcall_value): Default implementation.
967 * targhooks.c (default_libcall_value): Likewise.
968 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
969 * optabs.c (expand_unop): Use it.
970 * expr.h (hard_libcall_value): Pass the function RTX through.
971 * calls.c (emit_library_call_value_1): Update call to
973 * explow.c (hard_libcall_value): Use new target hook.
974 * testsuite/lib/target-supports.exp
975 (check_effective_target_arm_hard_vfp_ok): New hook.
976 (check_effective_target_arm_neon_ok): Improve test for neon
978 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
979 * config/arm/arm.c: Include cgraph.h
980 (TARGET_FUNCTION_VALUE): Override default hook.
981 (arm_pcs_default): New variable.
982 (arm_override_options): Don't fault hard calling convention with VFP.
983 Add support for AAPCS variants.
984 (arm_function_value): Make static. Handle AAPCS variants.
985 (arm_libcall_value): New function.
986 (arm_apply_result_size): Handle VFP registers in results.
987 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
989 (pcs_attribute_args): New variable.
990 (arm_pcs_from_attribute): New function.
991 (arm_get_pcs_model): New function.
992 (aapcs_vfp_cum_init): New function.
993 (aapcs_vfp_sub_candidate): New function.
994 (aapcs_vfp_is_return_candidate): New function.
995 (aapcs_vfp_is_call_candidate): New function.
996 (aapcs_vfp_allocate): New function.
997 (aapcs_vfp_allocate_return_reg): New function.
998 (aapcs_vfp_advance): New function.
999 (aapcs_cp_arg_layout): New variable.
1000 (aapcs_select_call_coproc): New function.
1001 (aapcs_select_return_coproc): New function.
1002 (aapcs_allocate_return_reg): New function.
1003 (aapcs_libcall_value): New function.
1004 (aapcs_layout_arg): New function.
1005 (arm_init_cumulative_args): Initialize AAPCS args data.
1006 (arm_function_arg): Handle AAPCS variants using new interface.
1007 (arm_arg_parital_bytes): Likewise.
1008 (arm_function_arg_advance): New function.
1009 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1010 calling conventions.
1011 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1012 * arm.h (NUM_VFP_ARG_REGS): Define.
1013 (LIBCALL_VALUE): Update.
1014 (FUNCTION_VALUE): Delete.
1015 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1016 (arm_pcs): New enum.
1017 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1018 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1019 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1020 * arm-protos.h (arm_function_arg_advance): Add.
1021 (aapcs_libcall_value): Add.
1022 (arm_function_value): Delete.
1024 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1025 H.J. Lu <hongjiu.lu@intel.com>
1028 * config/i386/i386.c (standard_sse_mode_p): Remove.
1029 (standard_sse_constant_p): Return 2 for integer mode
1030 vector_all_ones_operand when SSE2 is enabled.
1031 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1032 (ix86_expand_vector_move): Do not check for negative values from
1033 standard_sse_constant_p.
1035 2009-08-06 Richard Guenther <rguenther@suse.de>
1037 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1038 array type comparisons frontend independent.
1039 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1040 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1041 out array reference lower bound and element size operands.
1042 (ao_ref_init_from_vn_reference): Properly compute the offset
1043 for ARRAY_RANGE_REF.
1044 (vn_reference_fold_indirect): Fill out array reference lower
1045 bound and element size operands.
1046 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1047 a non gimple valued reference operand which can happen for
1048 array reference lower bound or element size.
1049 (create_component_ref_by_pieces_1): Properly generate the
1050 element size operand for array references.
1052 2009-08-06 Richard Guenther <rguenther@suse.de>
1054 PR tree-optimization/40964
1055 * tree.c (iterative_hash_host_wide_int): Export.
1056 * tree.h (iterative_hash_host_wide_int): Declare.
1057 * tree-ssa-structalias.c (heapvar_map): New struct.
1058 (heapvar_map_eq): New function.
1059 (heapvar_map_hash): Likewise.
1060 (heapvar_lookup): Adjust.
1061 (heapvar_insert): Likewise.
1062 (make_constraint_from_heapvar): Allow multiple heap variables
1063 per decl at different offsets.
1064 (init_alias_heapvars): Adjust.
1066 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1068 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1069 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1070 trailing sync if TARGET_SYNC_AFTER_SC.
1072 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1074 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1075 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1076 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1077 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1078 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1079 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1080 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1081 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1082 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1083 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1084 the prototype declaration match the definition.
1085 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1086 instructions explicitly. Add barrier_before and operands
1088 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1089 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1090 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1091 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1092 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1093 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1095 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1097 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1099 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1100 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1103 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1106 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1108 PR rtl-optimization/40924
1109 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1110 make sure canon_rtx (mem_address) isn't simpler than
1111 canon_rtx (expanded_mem_address).
1113 2009-08-05 Li Feng <nemokingdom@gmail.com>
1115 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1117 (build_scop_drs): Build alias set for each SCoP.
1119 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1121 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1122 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1123 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1124 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1125 (BASE_DRIVER_SELF_SPECS): Likewise.
1127 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1129 * tree-ssa-alias.c: Fix some comment typos.
1131 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1133 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1134 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1136 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1139 * simplify-rtx.c (simplify_binary_operation_1): Disable
1140 simplifications for decimal float operations.
1142 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1145 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1146 operand of INDIRECT_REF.
1148 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1150 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1151 constants referencing TLS symbols.
1153 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1155 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1156 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1158 2009-08-03 Richard Guenther <rguenther@suse.de>
1160 * tree.c (make_vector_type): Build a main variant first,
1161 get the canonical one and then build the variant.
1162 * tree-ssa.c (useless_type_conversion_p_1): Handle
1164 (useless_type_conversion_p): Conversions to pointers to
1165 incomplete record types are useless.
1167 2009-08-03 Richard Guenther <rguenther@suse.de>
1169 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1170 file will be created.
1171 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1172 * toplev.c (compile_file): Adjust comment.
1174 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1176 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1177 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1178 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1179 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1180 (sh_promote_function_mode): Fix typo.
1182 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1184 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1186 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1188 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1189 declaration arguments.
1191 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1194 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1195 (ix86_split_ashl): Ditto.
1196 (ix86_expand_vector_init_one_nonzero): Ditto.
1197 (ix86_expand_vector_set): Ditto.
1198 (ix86_expand_reduc_v4sf): Ditto.
1200 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1202 * explow.c (promote_function_mode): Remove assert.
1203 * config/sh/sh.c (sh_promote_function_mode): Declare.
1205 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1207 * config/pa/pa.c (pa_promote_function_mode): Declare.
1208 Change to static. Fix promote_mode call.
1210 * gthr-dce.h (CONST_CAST2): Define if not defined.
1211 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1213 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1215 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1217 * expr.c (store_constructor): Use promote_decl_mode. Remove
1218 now write-only variable unsignedp.
1219 (expand_expr_real_1): Use promote_decl_mode.
1220 * expr.h (promote_function_mode, promote_decl_mode): New.
1221 (promote_mode): Remove last argument.
1222 * function.c (assign_temp): Drop last argument of promote_mode.
1223 (assign_parm_find_data_types): Use promote_function_mode.
1224 (assign_parm_setup_reg): Likewise.
1225 (expand_function_end): Use promote_function_mode.
1226 * calls.c (initialize_argument_information): Use promote_function_mode.
1227 (precompute_arguments): Use promote_mode instead of checking if
1228 only PROMOTE_FUNCTION_MODE is defined.
1229 (expand_call): When making sibcall decisions, use promote_function_mode.
1230 Below, remove an if for targetm.calls.promote_function_return and
1231 and use promote_function_mode.
1232 (emit_library_call_value_1): Use promote_function_mode, fix bug
1233 where promote_mode was passed FOR_CALL == 0 for a return value in an
1235 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1236 * explow.c (promote_function_mode, promote_decl_mode): New.
1237 (promote_mode): Keep only the FOR_CALL == 0 case.
1238 * combine.c (setup_incoming_promotion): Remove test of
1239 promote_function_args. Use promote_function_mode.
1240 * stmt.c (expand_value_return): Use promote_decl_mode.
1241 (expand_decl): Use promote_decl_mode.
1243 * expr.c (store_constructor): Use promote_decl_mode. Remove
1244 now write-only variable unsignedp.
1245 (expand_expr_real_1): Use promote_decl_mode.
1246 * expr.h (promote_function_mode, promote_decl_mode): New.
1247 (promote_mode): Remove last argument.
1248 * function.c (assign_temp): Drop last argument of promote_mode.
1249 (assign_parm_find_data_types): Use promote_function_mode.
1250 (assign_parm_setup_reg): Likewise.
1251 (expand_function_end): Use promote_function_mode.
1252 * calls.c (initialize_argument_information): Use promote_function_mode.
1253 (precompute_arguments): Use promote_mode instead of checking if
1254 only PROMOTE_FUNCTION_MODE is defined.
1255 (expand_call): When making sibcall decisions, use promote_function_mode.
1256 Below, remove an if for targetm.calls.promote_function_return and
1257 and use promote_function_mode.
1258 (emit_library_call_value_1): Use promote_function_mode, fix bug
1259 where promote_mode was passed FOR_CALL == 0 for a return value in an
1261 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1262 * explow.c (promote_function_mode, promote_decl_mode): New.
1263 (promote_mode): Keep only the FOR_CALL == 0 case.
1264 * combine.c (setup_incoming_promotion): Remove test of
1265 promote_function_args. Use promote_function_mode.
1266 * stmt.c (expand_value_return): Use promote_decl_mode.
1267 (expand_decl): Use promote_decl_mode.
1269 * explow.c (promote_function_mode): Just call the target hook.
1270 * targhooks.c (default_promote_function_mode,
1271 default_promote_function_mode_always_promote): New.
1272 * targhooks.h (default_promote_function_mode,
1273 default_promote_function_mode_always_promote): Declare.
1274 * target.h (promote_function_args, promote_function_return): Remove.
1275 (promote_function_mode): New.
1276 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1277 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1278 (TARGET_PROMOTE_FUNCTION_MODE): New.
1279 (TARGET_CALLS): Adjust.
1280 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1281 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1283 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1284 * config/s390/s390.c (s390_promote_function_mode): ... here,
1285 with pointer handling.
1286 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1287 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1289 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1290 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1291 with pointer handling.
1292 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1293 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1295 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1296 * config/sh/sh.c (sh_promote_function_mode): New.
1297 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1298 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1300 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1301 * config/cris/cris.c (cris_promote_function_mode): ... here.
1302 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1303 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1305 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1306 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1307 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1308 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1310 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1311 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1312 complex type handling.
1313 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1314 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1316 * config/pa/pa.c (pa_promote_function_mode): New.
1317 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1318 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1320 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1321 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1322 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1323 * config/xtensa/xtensa.c: Likewise.
1324 * config/stormy16/stormy16.c: Likewise.
1325 * config/iq2000/iq2000.c: Likewise.
1326 * config/rs6000/rs6000.c: Likewise.
1327 * config/picochip/picochip.c: Likewise.
1328 * config/arc/arc.c: Likewise.
1329 * config/mcore/mcore.c: Likewise.
1330 * config/score/score.c: Likewise.
1331 * config/mips/mips.c: Likewise.
1332 * config/bfin/bfin.c: Likewise.
1333 * config/ia64/ia64.c: Likewise (disabled though).
1335 * config/frv/frv.h: Remove pointless remark.
1337 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1338 TARGET_PROMOTE_FUNCTION_ARGS,
1339 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1340 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1342 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1344 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1345 -floop-parallelize-all.
1346 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1347 flag_loop_parallelize_all.
1348 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1349 * graphite.c (graphite_transform_loops): Same.
1351 * graphite-poly.c (apply_poly_transforms): Same.
1353 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1355 PR tree-optimization/40914
1356 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1357 if set, then check the delta field of the PMF record.
1358 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1359 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1360 call is stored in the delta.
1362 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1364 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1366 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1368 * config/i386/bsd.h (ASM_BYTE): New define.
1369 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1370 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1371 .byte. Use fputs or putc instead of fprintf where appropriate.
1372 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1373 fputs or putc instead of fprintf where appropriate.
1374 * config/i386/i386elf.h: Ditto.
1375 * config/i386/sysv4.h: Ditto.
1377 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1378 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1379 (*tls_global_dynamic_64): Ditto.
1381 2009-07-31 Christian Bruel <christian.bruel@st.com>
1383 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1385 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1387 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1388 Remove dead code for MINUS.
1390 2009-07-31 Anthony Green <green@moxielogic.com>
1392 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1394 (moxie_expand_epilogue): Ditto for epilogue.
1395 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1397 (moxie_function_arg): Ditto.
1398 (moxie_pass_by_reference): Ditto.
1399 (moxie_arg_partial_bytes): Ditto.
1400 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1401 (FUNCTION_ARG_ADVANCE) Ditto.
1402 (REG_PARM_STACK_SPACE) Ditto.
1403 (FUNCTION_ARG_REGNO_P) Dito.
1405 * config.gcc: Add moxie linux config support.
1406 * gcc/config/moxie/uclinux.h: New file.
1408 2009-07-31 DJ Delorie <dj@redhat.com>
1410 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1411 (UNSPECV_SP_SWITCH_E): New.
1412 (sp_switch_1): Change to an unspec.
1413 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1415 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1416 reference the new stack's address
1418 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1420 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1421 graphite-clast-to-gimple.o, graphite-dependences.o,
1422 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1423 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1424 (graphite-blocking.o,
1425 graphite-clast-to-gimple.o, graphite-dependences.o,
1426 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1427 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1428 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1429 * cfgloop.h (struct loop): Add can_be_parallel field.
1430 * common.opt (fgraphite-identity): Moved up.
1431 (fgraphite-force-parallel): New flag.
1432 * graphite.c: Rewrite.
1433 * graphite.h: Rewrite.
1434 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1436 * toplev.c (graphite_out_file): New file descriptor.
1437 (graphite_in_file): New.
1438 (process_options): flag_graphite_force_parallel cannot be used without
1440 * tree-ssa-loop.c: Include toplev.h.
1441 (gate_graphite_transforms): Enable flag_graphite for
1442 flag_graphite_force_parallel.
1444 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1446 * ChangeLog.graphite: New.
1447 * graphite-blocking.c: New.
1448 * graphite-clast-to-gimple.c: New.
1449 * graphite-clast-to-gimple.h: New.
1450 * graphite-dependences.c: New.
1451 * graphite-dependences.h: New.
1452 * graphite-interchange.c: New.
1453 * graphite-poly.c: New.
1454 * graphite-poly.h: New.
1455 * graphite-ppl.c: New.
1456 * graphite-ppl.h: New.
1457 * graphite-scop-detection.c: New.
1458 * graphite-scop-detection.h: New.
1459 * graphite-sese-to-poly.c: New.
1460 * graphite-sese-to-poly.h: New.
1464 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1466 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1467 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1469 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1471 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1472 (scev_is_linear_expression): Return false if the evolution is not
1473 affine multivariate.
1475 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1477 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1478 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1480 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1482 * tree-data-ref.c (debug_data_references): New.
1483 (debug_data_reference): New.
1484 * tree-data-ref.h (debug_data_references): Declared.
1485 (debug_data_reference): Declared.
1487 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1489 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1490 * tree-data-ref.h (scop_p): Removed.
1491 (struct data_reference): Remove field scop.
1493 (stmt_simple_memref_p): Removed.
1495 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1497 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1498 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1501 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1503 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1505 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1507 * doc/invoke.texi (-fgraphite-identity): Documented.
1509 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1511 * tree-scalar-evolution.c: Fix comment.
1512 (instantiate_scev_1): Return unknow from scev instantiation if the
1513 result is not above instantiate_below.
1515 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1517 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1518 static anymore. Instantiate the symbols that may have been introduced
1520 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1523 2009-07-30 DJ Delorie <dj@redhat.com>
1525 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1526 .vliw directive to VLIW sections.
1528 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1530 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1532 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1533 (AUTOHEADER): New variable.
1534 ($(srcdir)/cstamp-h.in): Use it.
1536 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1537 Pat Haugen <pthaugen@us.ibm.com>
1538 Revital Eres <ERES@il.ibm.com>
1540 * config/rs6000/vector.md (VEC_F): Add VSX support.
1544 (vector_load_<mode>): Ditto.
1545 (vector_store_<mode>): Ditto.
1546 (vector GPR move split): Ditto.
1547 (vec_reload_and_plus_<mptrsize>): Ditto.
1548 (vec_reload_and_reg_<mptrsize>): Ditto.
1549 (add<mode>3): Ditto.
1550 (sub<mode>3): Ditto.
1551 (mul<mode>3): Ditto.
1552 (neg<mode>2): Ditto.
1553 (abs<mode>2): Ditto.
1554 (smin<mode>3): Ditto.
1555 (smax<mode>3): Ditto.
1556 (vector_eq<mode>): Ditto.
1557 (vector_gt<mode>): Ditto.
1558 (vector_ge<mode>): Ditto.
1559 (vector_gtu<mode>): Ditto.
1560 (vector_select_<mode>_uns): Ditto.
1561 (vector_eq_<mode>_p): Ditto.
1562 (vector_gt_<mode>_p): Ditto.
1563 (vector_ge_<mode>_p): Ditto.
1564 (vector_gtu_<mode>_p): Ditto.
1565 (cr6_test_for_zero): Ditto.
1566 (cr6_test_for_zero_reverse): Ditto.
1567 (cr6_test_for_lt): Ditto.
1568 (cr6_test_for_lt_reverse): Ditto.
1569 (xor<mode>3): Ditto.
1570 (ior<mode>3): Ditto.
1571 (and<mode>3): Ditto.
1572 (one_cmpl<mode>2): Ditto.
1573 (nor<mode>2): Ditto.
1574 (andc<mode>2): Ditto.
1575 (float<VEC_int<mode>2): Ditto.
1576 (unsigned_float<VEC_int><mode>2): Ditto.
1577 (fix_trunc<mode><VEC_int>2): Ditto.
1578 (fixuns_trunc<mode><VEC_int>2): Ditto.
1580 (vec_set<mode>): Ditto.
1581 (vec_extract<mode>): Ditto.
1582 (vec_interleave_highv4sf): Ditto.
1583 (vec_interleave_lowv4sf): Ditto.
1584 (vec_realign_load_<mode>): Ditto.
1585 (vec_shl_<mode>): Ditto.
1586 (vec_shr_<mode>): Ditto.
1587 (div<mode>3): New patterns for VSX.
1588 (vec_interleave_highv2df): Ditto.
1589 (vec_interleave_lowv2df): Ditto.
1590 (vec_pack_trunc_v2df): Ditto.
1591 (vec_pack_sfix_trunc_v2df): Ditto.
1592 (vec_pack_ufix_trunc_v2df): Ditto.
1593 (vec_unpacks_hi_v4sf): Ditto.
1594 (vec_unpacks_lo_v4sf): Ditto.
1595 (vec_unpacks_float_hi_v4si): Ditto.
1596 (vec_unpacks_float_lo_v4si): Ditto.
1597 (vec_unpacku_float_hi_v4si): Ditto.
1598 (vec_unpacku_float_lo_v4si): Ditto.
1599 (movmisalign<mode>): Ditto.
1600 (vector_ceil<mode>2): New patterns for vectorizing math library.
1601 (vector_floor<mode>2): Ditto.
1602 (vector_btrunc<mode>2): Ditto.
1603 (vector_copysign<mode>3): Ditto.
1605 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1606 predicate for setting the high bit in each word, used for copysign.
1608 * config/rs6000/ppc-asm.h (f19): Whitespace.
1609 (f32-f63): Define if VSX.
1610 (v0-v31): Define if Altivec.
1611 (vs0-vs63): Define if VSX.
1613 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1615 * config/rs6000/power7.md: New file, provide tuning parameters for
1618 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1619 (rs6000_cpu_cpp_builtins): Ditto.
1620 (altivec_overloaded_builtins): Ditto.
1621 (altivec_resolve_overloaded_builtin): Ditto.
1623 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1624 debug switch to disable vectorizing simple math builtin
1627 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1628 Vectorize simple math builtin functions.
1629 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1630 hook to vectorize math builtins.
1631 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1632 (rs6000_builtin_conversion): Add VSX/power7 support.
1633 (rs6000_builtin_vec_perm): Ditto.
1634 (vsplits_constant): Add support for loading up a vector constant
1635 with just the high bit set in each part.
1636 (rs6000_expand_vector_init): Add VSX/power7 support.
1637 (rs6000_expand_vector_set): Ditto.
1638 (rs6000_expand_vector_extract): Ditto.
1639 (rs6000_emit_move): Ditto.
1640 (bdesc_3arg): Ditto.
1641 (bdesc_2arg): Ditto.
1642 (bdesc_1arg): Ditto.
1643 (rs6000_expand_ternop_builtin): Ditto.
1644 (altivec_expand_builtin): Ditto.
1645 (rs6000_expand_unop_builtin): Ditto.
1646 (rs6000_init_builtins): Ditto.
1647 (altivec_init_builtins): Ditto.
1648 (builtin_function_type): Ditto.
1649 (rs6000_common_init_builtins): Ditto.
1650 (rs6000_handle_altivec_attribute); Ditto.
1651 (rs6000_mangle_type): Ditto.
1652 (rs6000_vector_mode_supported_p): Ditto.
1653 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1656 * config/rs6000/vsx.md: New file for VSX support.
1658 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1659 identifing values with just the most significant bit set.
1660 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1661 vectorized builtins.
1663 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1664 (UNSPEC_VRFIM): Delete.
1665 (splitter for loading up vector with most significant bit): New
1666 splitter for vectorizing copysign.
1667 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1668 vectorizing simple math functions.
1669 (altivec_vrfip): Add support for vectorizing simple math functions.
1670 (altivec_vrfim): Ditto.
1671 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1673 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1674 (power7.md, vsx.md): Include for power7 support.
1675 (copysigndf3): Use VSX instructions if -mvsx.
1676 (negdf2_fpr): Ditto.
1677 (absdf2_fpr): Ditto.
1678 (nabsdf2_fpr): Ditto.
1679 (adddf3_fpr): Ditto.
1680 (subdf3_fpr): Ditto.
1681 (muldf3_fpr): Ditto.
1682 (divdf3_fpr): Ditto.
1683 (fix_truncdfdi2_fpr): Ditto.
1684 (cmpdf_internal1): Ditto.
1685 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1686 (btruncdf2, btruncdf2_fpr): Ditto.
1687 (ceildf2, ceildf2_fpr): Ditto.
1688 (floordf2, floordf2_fpr): Ditto.
1689 (floatdidf2, floatdidf2_fpr): Ditto.
1690 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1691 (fmsubdf4_fpr): Ditto.
1692 (fnmadddf4_fpr_1): Ditto.
1693 (fnmadddf4_fpr_2): Ditto.
1694 (fnmsubdf4_fpr_1): Ditto.
1695 (fnmsubdf4_fpr_2): Ditto.
1696 (fixuns_truncdfdi2): Add expander for VSX support.
1697 (fix_truncdfdi2): Ditto.
1698 (fix_truncdfsi2): Ditto.
1700 (btruncsf2): Whitespace.
1701 (movdf_hardfloat32): Add support for VSX registers.
1702 (movdf_softfloat32): Ditto.
1703 (movdf_hardfloat64): Ditto.
1704 (movdf_hardfloat64_mfpgpr): Ditto.
1705 (movdf_softfloat64): Ditto.
1706 (movti splitters): Add check for vector registers supporting
1707 TImode in the future.
1708 (bpermd): Add power7 bpermd instruction.
1710 * config/rs6000/altivec.h (vec_div): Define if VSX.
1714 (vec_nearbyint): Ditto.
1717 (all predicates): Use the generic builtin function, and not the V4SF
1718 specific function so that the predicates will work with VSX's V2DF.
1722 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1723 Document new VSX functions and types.
1725 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1728 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1729 "wa", and "j" constraints. Modify "v" to talk about Altivec
1730 instead of just vector.
1732 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1735 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1736 location for phi arguments.
1737 (rewrite_update_phi_arguments): Find locations for reaching defs.
1738 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1739 Add location to add_phi_arg calls.
1740 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1741 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1742 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1743 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1744 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1745 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1746 * tree-phinodes.c (make_phi_node): Initialize location.
1747 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1748 (add_phi_arg): Add location parameter.
1749 (remove_phi_arg_num): Move location when moving phi argument.
1750 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1752 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1753 slpeel_update_phi_nodes_for_guard1,
1754 slpeel_update_phi_nodes_for_guard2,
1755 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1756 vect_loop_versioning): Set locations.
1757 * tree-parloops.c (create_phi_for_local_result,
1758 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1759 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1760 * tree-vect-loop.c (get_initial_def_for_induction,
1761 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1763 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1764 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1765 (gimple_phi_arg_set_location): New. Set locus.
1766 (gimple_phi_arg_has_location): New. Check for locus.
1767 (redirect_edge_var_map_location): New. Return locus from var_map.
1768 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1769 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1770 combining PHI arguments.
1771 (cond_store_replacement): Set location.
1772 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1773 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1774 scop_add_exit_phis_edge): Add locations.
1775 * tree-cfgcleanup.c (remove_forwarder_block,
1776 remove_forwarder_block_with_phi): Add locations.
1777 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1778 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1780 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1781 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1782 flush_pending_stmts): Add source location.
1783 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1784 stack to preserve locations.
1785 * tree-vect-stmts.c (vectorizable_load): Add location.
1786 * tree-inline.c (copy_phis_for_bb): Copy locus.
1787 (setup_one_parameter): Add call locus to inlined parameter stmts.
1788 (initialize_inlined_parameters): Pass in call location as parameter
1790 (tree_function_versioning): Pass location to setup_one_parameter.
1791 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1792 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1793 copy and edge lists.
1794 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1795 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1796 locus parameter and override the stmt default if provided.
1797 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1798 elim_graph_add_edge, elim_graph_remove_succ_edge,
1799 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1800 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1801 eliminate_phi): Add locus info in elimination graph for each edge and
1803 (insert_backedge_copies): Copy locus if present.
1804 * tree-flow.h (struct _edge_var_map): Add locus field.
1805 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1806 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1807 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1809 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1811 2009-07-30 Martin Jambor <mjambor@suse.cz>
1813 PR tree-optimization/40570
1814 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1817 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1819 * ssa-loop-manip.c: Include langhooks.h.
1820 (rewrite_phi_with_iv): New.
1821 (rewrite_all_phi_nodes_with_iv): New.
1822 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1823 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1824 * tree-parloops.c (loop_parallel_p): Move out all conditions
1825 except dependency check.
1826 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1827 (gen_parallel_loop): Call canonicalize_loop_ivs without
1828 reduction_list argument.
1829 (build_new_reduction): New.
1830 (gather_scalar_reductions): New.
1831 (try_get_loop_niter): New.
1832 (try_create_reduction_list): New.
1833 (parallleize_loops): Change the parallel conditions check.
1834 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1835 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1837 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1839 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1841 * doc/options.texi (Option properties): Mention new quoting syntax.
1843 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1845 * config/alpha/alpha.c (alpha_start_function):
1846 Handle VMS_DEBUG_MAIN_POINTER
1847 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1848 * doc/invoke.texi: Document -mdebug-main switch.
1850 2009-07-29 Richard Henderson <rth@redhat.com>
1852 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1853 (cgraph_create_edge_including_clones): Likewise.
1854 * tree-inline.c (copy_bb): Operate on the correct edges
1855 when updating the callgraph.
1857 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1859 * config/alpha/vms-cc.c: Deleted.
1860 * config/alpha/vms-ld.c: Deleted.
1861 * config/alpha/t-vms64: Moved to config/vms
1862 * config/alpha/vms-crt0-64.c: Moved to config/vms
1863 * config/alpha/vms-crt0.c: Moved to config/vms
1864 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1865 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1866 * config/alpha/xm-vms.h: Moved to config/vms
1867 * config/alpha/x-vms: Moved to config/vms
1868 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1870 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1871 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1873 * config/vms/t-vms64: Moved here from config/alpha
1874 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1875 (argc,argv,envp): Enforce 32bit malloc'ing.
1876 * config/vms/vms-psxcrt0-64.c: Likewise.
1877 * config/vms/vms-crt0.c: Moved here from config/alpha.
1878 * config/vms/vms-psxcrt0.c: Likewise.
1879 * config/vms/vms-crtl-64.h: New file.
1880 * config/vms/vms-crtl.h: New file.
1881 * config/vms/vms.opt: New file.
1882 * config/vms/xm-vms64.h: New file.
1883 * config/vms/xm-vms.h: Moved here from config/alpha.
1884 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1886 * config/vms/x-vms: Moved here from config/alpha.
1887 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1888 (vms-ld.o, vms-cc.o): Removed.
1889 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1891 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1893 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1894 correct stack (obvious VMS fix).
1896 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1898 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1899 date, version info if VMS_DEBUGGING_INFO defined.
1900 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1901 size, date calculating code moved here.
1903 2009-07-29 Paul Brook <paul@codesourcery.com>
1905 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1908 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1911 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1912 to DImode when generating insq_le insn.
1914 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1916 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1917 New macro set for VMS_DEBUGGGING_INFO.
1918 (AT_string_form): Use it.
1920 2009-07-28 DJ Delorie <dj@redhat.com>
1922 * config/mep/mep.c (vtext_section): New.
1923 (vftext_section): New.
1924 (ftext_section): New.
1925 (mep_select_section): Add support for functions.
1926 (mep_unique_section): Likewise.
1927 (mep_asm_init_sections): Likewise.
1928 (mep_encode_section_info): Remove it from here.
1930 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1932 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1934 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1935 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1937 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1939 * dwarf2out.c (output_file_names): Test new macro
1940 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1941 (add_comp_dir_attribute): Likewise.
1943 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1945 * config/i386/mingw-w64.h (LINK_SPEC): Add
1946 separating space between commands.
1948 2009-07-28 Jan Hubicka <jh@suse.cz>
1950 PR tree-optimization/40759
1951 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1954 2009-07-27 DJ Delorie <dj@redhat.com>
1956 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1957 types are dword-aligned.
1958 (mep_expand_va_start): Likewise.
1960 2009-07-27 Olivier Hainque <hainque@adacore.com>
1961 Douglas B Rupp <rupp@gnat.com>
1963 * convert.c (convert_to_pointer): Don't assume the target
1964 pointer type is POINTER_SIZE long. Fetch its precision instead.
1966 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1968 * system.h (fopen): Undefine if macro.
1970 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1972 * dwarf2out.c (output_cfi_p): Removed.
1973 (output_cfis): New function.
1974 (output_fde): New function, split from output_call_frame_info.
1975 (output_call_frame_info): Use it.
1976 (dwarf2out_switch_text_section): Use output_cfis.
1978 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1980 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1981 TARGET_BI_ARCH is specified without enabling SJLJ.
1982 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1983 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1985 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1987 * arm.md (negdi2): Use DImode if forcing a value into a register.
1989 2009-07-26 Ira Rosen <irar@il.ibm.com>
1991 PR tree-optimization/40801
1992 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1993 of vector operand from the previous copy of vector statement.
1994 Pass the correct definition type value to
1995 vect_get_vec_def_for_stmt_copy().
1997 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1999 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2000 const char ** conversion.
2002 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2004 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2005 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2006 (gcc_unreachable): Invoke __builtin_unreachable() if
2007 !ENABLE_ASSERT_CHECKING.
2009 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2011 PR rtl-optimization/40445
2012 * emit-rtl.c (next_nonnote_insn_bb): New function.
2013 * rtl.h (next_nonnote_insn_bb): Declare new function.
2014 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2015 with no successors that is the successor of the ENTRY_BLOCK.
2016 Continue from the top after removing an empty fallthrough block.
2017 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2018 of next_nonnote_insn.
2020 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2022 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2024 2009-07-25 Martin Jambor <mjambor@suse.cz>
2026 * c-common.c (c_common_attribute_table): New element for noclone.
2027 (handle_noclone_attribute): New function. Forward-declare.
2028 * tree-inline.c (tree_versionable_function_p): Check for noclone
2030 * doc/extend.texi (Labels as Values): Document need for noclone.
2031 (Function Attributes): Document noclone attribute.
2033 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2035 PR rtl-optimization/34999
2036 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2037 and dw_fde_switched_cold_to_hot fields.
2038 (output_cfi_p): New function.
2039 (output_call_frame_info): If fde->dw_fde_switched_sections,
2040 output 2 FDEs instead of one with corrupted header.
2041 (dwarf2out_do_cfi_startproc): New function.
2042 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2043 and fde->dw_fde_switched_cold_to_hot.
2044 (dwarf2out_switch_text_section): Compute
2045 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2046 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2047 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2048 Otherwise, compute fde->dw_fde_switch_cfi.
2050 2009-07-24 Cary Coutant <ccoutant@google.com>
2052 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2054 2009-07-24 Cary Coutant <ccoutant@google.com>
2056 * cfghooks.c (split_block): Copy discriminator to new block.
2057 * tree-cfg.c (assign_discriminator): Check location of last
2058 instruction in block as well as first.
2060 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2062 * config/i386/linux.c: Use fputs or putc instead of fprintf
2064 * config/i386/gas.h: Ditto.
2065 * config/i386/x86-64.h: Ditto.
2066 * config/i386/att.h: Ditto.
2068 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2070 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2073 2009-07-24 Martin Jambor <mjambor@suse.cz>
2075 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2076 (ipa_push_func_to_list_1): Declare.
2077 (ipa_push_func_to_list): New function.
2079 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2080 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2081 (ipa_push_func_to_list): Removed.
2082 (ipa_pop_func_from_list): Clear node_enqueued flag.
2084 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2086 * config/s390/s390.c (override_options): Default
2087 max-unrolled-insns to 100 for z10 tuning.
2089 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2091 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2092 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2093 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2094 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2095 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2096 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2097 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2099 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2101 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2102 use default set in mingw32.h header.
2103 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2104 64-bit /mingw/include path.
2105 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2108 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2110 PR rtl-optimization/40209
2111 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2113 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2115 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2116 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2117 with the rest of string where appropriate. Use fputs or putc
2118 instead of fprintf where appropriate.
2120 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2121 Pat Haugen <pthaugen@us.ibm.com>
2122 Revital Eres <ERES@il.ibm.com>
2124 * config/rs6000/vector.md: New file. Move most of the vector
2125 expander support here from altivec.md to allow for the VSX vector
2126 unit in the future. Add support for secondary_reload patterns.
2127 Rewrite the patterns for vector comparison, and vector comparison
2128 predicate instructions so that the RTL expresses the desired
2129 behavior, instead of using unspec.
2131 * config/rs6000/constraints.md ("f" constraint): Use
2132 rs6000_constraints to hold the precalculated register class.
2133 ("d" constraint): Ditto.
2134 ("wd" constraint): New constraint for VSX.
2135 ("wf" constraint): Ditto.
2136 ("ws" constraint): Ditto.
2137 ("wa" constraint): Ditto.
2138 ("wZ" constraint): Ditto.
2139 ("j" constraint): Ditto.
2141 * config/rs6000/predicates.md (vsx_register_operand): New
2143 (vfloat_operand): New predicate for vector.md.
2144 (vint_operand): Ditto.
2145 (vlogical_operand): Ditto.
2146 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2147 (easy_vector_constant): Add VSX support.
2148 (altivec_indexed_or_indirect_operand): New predicate for
2149 recognizing Altivec style memory references with AND -16.
2151 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2152 for vector secondary reload support.
2153 (rs6000_vector_reg_class): Delete, replacing it with
2155 (rs6000_vsx_reg_class): Ditto.
2156 (rs6000_constraints): New array to hold the register classes of
2157 each of the register constraints that can vary at runtime.
2158 (builtin_mode_to_type): New static array for builtin function type
2160 (builtin_hash_table): New static hash table for builtin function
2162 (TARGET_SECONDARY_RELOAD): Define target hook.
2163 (TARGET_IRA_COVER_CLASSES): Ditto.
2164 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2165 registers are 128 bits if VSX memory reference instructions are used.
2166 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2168 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2169 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2170 Print several of the scheduling related parameters.
2171 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2172 rs6000_constraints instead of rs6000_vector_reg_class. Move
2173 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2174 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2175 Altivec. Add VSX support. Setup for secondary reload support on
2176 Altivec/VSX registers.
2177 (rs6000_override_options): Make power7 set the scheduling groups
2178 like the power5. Add support for new debug switches to override
2179 the scheduling defaults. Temporarily disable -mcpu=power7 from
2180 setting -mvsx. Add support for debug switches -malways-hint,
2181 -msched-groups, and -malign-branch-targets.
2182 (rs6000_buitlin_conversion): Add support for returning unsigned
2183 vector conversion functions to fix regressions due to stricter
2185 (rs6000_builtin_mul_widen_even): Ditto.
2186 (rs6000_builtin_mul_widen_odd): Ditto.
2187 (rs6000_builtin_vec_perm): Ditto.
2188 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2189 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2191 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2193 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2194 VSX types for bit operations. Changes to accomidate vector.md.
2195 (bdesc_2arg): Ditto.
2196 (bdesc_1arg): Ditto.
2197 (struct builtin_description_predicates): Rewrite predicate
2198 handling so that RTL describes the operation, instead of passing
2199 the instruction to be used as a string argument.
2200 (bdesc_altivec_preds): Ditto.
2201 (altivec_expand_predicate_builtin): Ditto.
2202 (altivec_expand_builtin): Ditto.
2203 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2204 statement for vsldoi support.
2205 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2206 (altivec_expand_st_builtin): Ditto.
2207 (paired_expand_builtin): Whitespace changes.
2208 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2209 builtin_mode_to_type table for secondary reload. Call
2210 builtin_function_type to build random builtin functions.
2211 (altivec_init_builtins): Change to use builtin_function_type to
2212 create builtin function types dynamically as we need them.
2213 (builtin_hash_function): New support for hashing the tree types
2214 for builtin function as we need it, rather than trying to build
2215 all of the trees that we need. Add initial preliminary VSX support.
2216 (builtin_function_type): Ditto.
2217 (builtin_function_eq): Ditto.
2218 (builtin_hash_struct): Ditto.
2219 (rs6000_init_builtins): Ditto.
2220 (rs6000_common_init_builtins): Ditto.
2221 (altivec_init_builtins): Ditto.
2222 (rs6000_common_init_builtins): Ditto.
2223 (enum reload_reg_type): New enum for simplifing reg classes.
2224 (rs6000_reload_register_type): Simplify register classes into GPR,
2225 Vector, and other registers. Altivec and VSX addresses in reload.
2226 (rs6000_secondary_reload_inner): Ditto.
2227 (rs6000_ira_cover_classes): New target hook, that returns the
2228 appropriate cover classes, based on -mvsx being used or not.
2229 (rs6000_secondary_reload_class): Add VSX support.
2230 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2231 (get_vsel_insn): Ditto.
2232 (rs6000_emit_vector_compare): Rewrite vector conditional support
2233 so that where we can, we use RTL operators, instead of blindly use
2235 (rs6000_emit_vector_select): Ditto.
2236 (rs6000_emit_vector_cond_expr): Ditto.
2237 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2238 (create_TOC_reference): Add -mdebug=addr support.
2239 (emit_frame_save): VSX loads/stores need register indexed addressing.
2241 * config/rs6000/rs6000.md: Include vector.md.
2243 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2245 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2246 support for V2DI, V2DF in logical, permute, select operations.
2248 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2249 switch for vsx/power7.
2250 (-mvsx-scalar-memory): Ditto.
2251 (-mvsx-align-128): Ditto.
2252 (-mallow-movmisalign): Ditto.
2253 (-mallow-df-permute): Ditto.
2254 (-msched-groups): Ditto.
2255 (-malways-hint): Ditto.
2256 (-malign-branch-targets): Ditto.
2258 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2260 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2261 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2262 (rs6000_vector_reg_class): Delete.
2263 (rs6000_vsx_reg_class): Ditto.
2264 (enum rs6000_reg_class_enum): New enum for the constraints that
2265 vary based on target switches.
2266 (rs6000_constraints): New array to hold the register class for all
2267 of the register constraints that vary based on the switches used.
2268 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2269 (enum rs6000_builtins): Add unsigned varients for the builtin
2270 declarations returned by target hooks for expanding multiplies,
2271 select, and permute operations. Add VSX builtins.
2272 (enum rs6000_builtin_type_index): Add entries for VSX.
2273 (V2DI_type_node): Ditto.
2274 (V2DF_type_node): Ditto.
2275 (unsigned_V2DI_type_node): Ditto.
2276 (bool_long_type_node): Ditto.
2277 (intDI_type_internal_node): Ditto.
2278 (uintDI_type_internal_node): Ditto.
2279 (double_type_internal_node): Ditto.
2281 * config/rs6000/altivec.md (whole file): Move all expanders to
2282 vector.md from altivec.md. Rename insn matching functions to be
2284 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2285 (altivec_vcmp*): Ditto.
2286 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2287 (VM): New iterator for moves that includes the VSX types.
2288 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2289 (altivec_vperm_<mode>_uns): New, for unsigned types.
2290 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2291 (altivec_eq<mode>): Ditto.
2292 (altivec_gt<mode>): Ditto.
2293 (altivec_gtu<mode>): Ditto.
2294 (altivec_eqv4sf): Ditto.
2295 (altivec_gev4sf): Ditto.
2296 (altivec_gtv4sf): Ditto.
2297 (altivec_vcmpbfp_p): Ditto.
2299 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2301 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2304 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2307 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2308 ASM_SHORT instead of .word.
2309 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2310 instead of .word in asm template.
2312 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2315 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2316 (process_bb_node_lives): Use it.
2318 * ira.c (setup_cover_and_important_classes): Don't setup
2319 ira_important_class_nums. Add cover classes to the end of
2321 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2323 (find_reg_class_closure): Use reorder_important_classes.
2325 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2327 * config/i386/i386.c (i386_ira_cover_classes): New function.
2328 (TARGET_IRA_COVER_CLASSES): Redefine.
2330 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2331 importance of order of cover classes in the array.
2333 2009-07-22 Diego Novillo <dnovillo@google.com>
2335 * tree-pass.h (TDF_EH): Define.
2336 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2337 contains TDF_EH, print the EH region number holding GS.
2338 * tree-dump.c (dump_options): Add "eh".
2339 * doc/invoke.texi: Document it.
2341 2009-07-22 Doug Kwan <dougkwan@google.com>
2343 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2345 2009-07-22 Michael Matz <matz@suse.de>
2347 PR tree-optimization/35229
2348 PR tree-optimization/39300
2350 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2351 (inhibit_phi_insertion): New function.
2352 (insert_into_preds_of_block): Call it for REFERENCEs.
2353 (init_pre): Initialize and finalize scalar evolutions.
2354 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2356 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2358 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2359 Use CONST_VECTOR_NUNITS to determine number of elements.
2361 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2363 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2364 (U, W): Constraints are now deprecated and will be removed if we
2366 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2368 ("prefetch"): Add the stcmh instruction for prefetching.
2369 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2371 (s390_short_displacement): Return always true if compiling for
2372 machines not providing the long displacement facility.
2373 (s390_mem_constraint): Support the new constraint letter Z.
2374 (s390_check_qrst_address): New function.
2376 2009-07-21 DJ Delorie <dj@redhat.com>
2378 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2381 2009-07-21 Jason Merrill <jason@redhat.com>
2383 * c-common.c (max_tinst_depth): Increase default to 1024.
2385 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2387 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2388 (vec_unpacku_float_lo_v4si): Ditto.
2390 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2393 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2394 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2395 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2396 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2398 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2400 PR tree-optimization/40813
2401 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2404 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2406 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2407 with a NOP_EXPR if needed.
2409 2009-07-21 Paul Brook <paul@codesourcery.com>
2411 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2412 Terminate debug dump with newline.
2414 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2416 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2417 Cast "1" to unsigned HOST_WIDE_INT.
2418 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2419 deposit length to the maximum length - lsb. Extend length if
2420 HOST_BITS_PER_WIDE_INT is 32.
2422 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2424 * cgraph.h (constant_pool_htab): New function.
2425 (constant_descriptor_tree): Move from varasm.c.
2426 * varasm.c (constant_pool_htab): New function.
2427 (constant_descriptor_tree): Move to cgraph.h.
2429 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2431 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2433 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2435 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2438 2009-07-20 Xinliang David Li <davidxl@google.com>
2440 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2442 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2444 * config/mips/mips.md (move_type): Add arith.
2445 (type): Handle arith.
2446 (zero_extendsidi2): Rename this into ...
2447 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2448 (zero_extendsidi2): New expander.
2449 (*zero_extendsidi2_dext): New pattern.
2451 2009-07-20 Nick Clifton <nickc@redhat.com>
2453 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2454 to set MIPS_ABI_DEFAULT.
2455 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2457 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2459 * tree-object-size.c (addr_object_size): Handle unions with
2460 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2462 PR tree-optimization/40792
2463 * tree.c (build_function_type_skip_args): Remove bogus assert.
2465 2009-07-20 Jan Hubicka <jh@suse.cz>
2466 Martin Jambor <mjambor@suse.cz>
2468 * cgraph.h (combined_args_to_skip): New field.
2469 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2470 combined_args_to_skip and args_to_skip.
2471 * tree-inline.c (update_clone_info): New function.
2472 (tree_function_versioning): Call update_clone_info.
2473 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2475 (cgraph_materialize_all_clones): More extensive dumping, working
2476 with combined_args_to_skip rather than args_to_skip.
2478 2009-07-20 Ira Rosen <irar@il.ibm.com>
2480 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2481 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2482 (get_initial_def_for_reduction): Likewise.
2483 (vectorizable_reduction): Skip the check of first operand in case
2484 of COND_EXPR. Add check that it is outer loop vectorization if
2485 nested cycle was detected. Call vectorizable_condition() for
2486 COND_EXPR. If reduction epilogue cannot be created do not fail for
2487 nested cycles (if it is not double reduction). Assert that there
2488 is only one type in the loop in case of COND_EXPR. Call
2489 vectorizable_condition() to vectorize COND_EXPR.
2490 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2491 Add parameters. Allow nested cycles if called from
2492 vectorizable_reduction(). Use reduction vector variable if provided.
2493 (vect_analyze_stmt): Call vectorizable_reduction() before
2494 vectorizable_condition().
2495 (vect_transform_stmt): Update call to vectorizable_condition().
2497 2009-07-20 Christian Bruel <christian.bruel@st.com>
2499 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2500 * doc/invoke.texi (-mfmovd): Likewise.
2501 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2503 2009-07-20 Jan Hubicka <jh@suse.cz>
2505 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2506 when handling SSA name.
2508 2009-07-19 Jan Hubicka <jh@suse.cz>
2510 PR tree-optimization/40676
2511 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2512 virtual PHIs in empty BBs.
2514 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2516 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2517 re-expanded the compound use gen_lowpart instead to convert to the
2520 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2522 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2523 OUTER_CONST arguments.
2524 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2525 the new wider mode will be masked off.
2526 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2528 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2530 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2531 high-order bits are zero.
2533 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2535 * combine.c (simplify_shift_const_1): Split code to determine
2537 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2538 new bits shifted in are identical to the old sign bit.
2540 2009-07-18 Richard Guenther <rguenther@suse.de>
2543 * gimplify.c (gimplify_call_expr): Reject code using results from
2544 functions returning void.
2546 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2548 * doc/md.texi: Document the new PowerPC "es" constraint.
2549 Document that "m" can include automodified addresses on this target,
2550 and explain how %U must be used. Extend the "Q" and "Z" documentation
2551 to suggest "es" as well as "m".
2552 * config/rs6000/constraints.md (es): New memory constraint.
2553 (Q, Z): Update strings to match new documentation.
2555 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2557 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2558 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2559 * config/rs6000/predicates.md (volatile_mem_operand): Use
2560 offsettable_nonstrict_memref_p.
2561 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2562 (*floatunssidf2_internal): Likewise.
2563 (*fix_truncdfsi2_internal): Likewise.
2564 (*fix_trunctfsi2_internal): Likewise.
2566 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2568 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2570 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2572 2009-07-17 Richard Guenther <rguenther@suse.de>
2575 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2576 (pass_warn_unused_result): Likewise.
2577 (TODO_set_props): Remove.
2578 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2580 (pass_diagnose_omp_blocks): Define.
2581 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2582 (c_gimple_diagnostics_recursively): Remove.
2583 (finish_function): Do not call it.
2584 (c_write_global_declarations): Continue after errors.
2585 Finalize the CU here.
2586 * c-gimplify.c (c_genericize): Do not gimplify here.
2587 * c-common.c (c_warn_unused_result): Move ...
2588 * tree-cfg.c (do_warn_unused_result): ... here.
2589 (run_warn_unused_result): New function.
2590 (gate_warn_unused_result): New function.
2591 (pass_warn_unused_result): New pass.
2592 * c-common.h (c_warn_unused_result): Remove.
2593 * flags.h (flag_warn_unused_result): Declare.
2594 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2595 * opts.c (flag_warn_unused_result): Initialize to false.
2596 * toplev.c (compile_file): Add comment.
2597 * omp-low.c (create_omp_child_function): Do not register
2598 the function with the frontend.
2599 (diagnose_omp_structured_block_errors): Prepare to be
2600 called as optimization pass.
2601 (gate_diagnose_omp_blocks): New function.
2602 (pass_diagnose_omp_blocks): New pass.
2603 * cgraph.h (cgraph_optimize): Remove.
2604 (cgraph_analyze_function): Likewise.
2605 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2606 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2607 before their parents here.
2608 (cgraph_finalize_function): Not here.
2609 (cgraph_analyze_function): Gimplify functions here.
2610 (cgraph_finalize_compilation_unit): Continue after errors.
2611 Optimize the callgraph from here.
2612 (cgraph_optimize): Make static.
2613 * langhooks.c (write_global_declarations): Finalize the CU.
2614 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2615 (gimplify_function_tree): Assert we gimplify only once.
2616 Set PROP_gimple_any property.
2617 * tree-nested.c (gimplify_all_functions): New function.
2618 (lower_nested_functions): Gimplify all nested functions.
2619 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2620 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2621 and pass_diagnose_omp_blocks after gimplification. Do not
2622 set TODO_set_props on all_lowering_passes.
2623 (execute_one_pass): Do not handle TODO_set_props.
2624 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2625 (gimplify.o): Add tree-pass.h dependency.
2626 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2627 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2628 (unsave_r): Likewise.
2629 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2632 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2634 * doc/service.texi (Service): Restore previously removed link,
2635 which isn't broken after all.
2637 2009-07-17 Richard Guenther <rguenther@suse.de>
2639 PR tree-optimization/40321
2640 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2641 PHI nodes to the maximal set.
2642 (make_values_for_phi): Add PHI arguments to the maximal set.
2643 (execute_pre): Dump PHI_GEN and the maximal set.
2645 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2648 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2651 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2653 * doc/extend.texi (Nested Functions): Replace broken link with
2655 * doc/service.texi (Service): Remove broken link.
2657 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2660 * builtins.c (expand_builtin_memcmp): Use loc instead of
2661 EXPR_LOCATION (exp).
2662 (expand_builtin_strncmp): Likewise.
2664 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2665 Manuel López-Ibáñez <manu@gcc.gnu.org>
2668 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2669 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2670 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2671 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2672 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2673 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2674 tree-inline.c, c-common.c, c-common.h, gimple.c,
2675 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2676 convert.c: Add location argument to fold_{unary,binary,ternary},
2677 fold_build[123], build_call_expr, build_size_arg,
2678 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2679 fold_build1_initializer, fold_build2_initializer,
2680 fold_build3_initializer, fold_build_call_array,
2681 fold_build_call_array_initializer, fold_single_bit_test,
2682 omit_one_operand, omit_two_operands, invert_truthvalue,
2683 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2684 combine_comparisons, fold_builtin_*, fold_call_expr,
2685 build_range_check, maybe_fold_offset_to_address, round_up,
2688 2009-07-16 Jason Merrill <jason@redhat.com>
2691 * c-common.c (c_common_reswords): Add __is_standard_layout
2693 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2694 * doc/implement-cxx.texi: New.
2695 * doc/gcc.texi: Include it.
2697 2009-07-16 DJ Delorie <dj@redhat.com>
2699 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2700 compares that may be indirectly affected by previous instructions.
2702 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2704 * builtins.c (do_mpc_arg2): New.
2705 (fold_builtin_2): Fold builtin cpow.
2706 * real.h (HAVE_mpc_pow): New.
2708 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2710 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2711 comparison to skip unprofitable schedule
2713 2009-07-16 Simon Baldwin <simonb@google.com>
2715 * gcc.c (option_map): New flag -no-canonical-prefixes.
2716 * (display_help): Print help text for new flag.
2717 * (process_command): Move options translation and language specifics
2718 and handle new flag early. Use it to set a function pointer to a
2719 prefix builder. Replace make_relative_prefix calls with calls to
2720 the function pointed to. Ignore new flag in regular options handling.
2721 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2723 2009-07-15 DJ Delorie <dj@redhat.com>
2725 * config/mep/mep.md (sibcall_internal): Change register to avoid
2727 (sibcall_value_internal): Likewise.
2729 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2731 PR rtl-optimization/40710
2732 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2734 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2736 * config/mips/mips.md (*extenddi_truncate<mode>,
2737 *extendsi_truncate<mode>): Change type attribute to move_type
2738 with shift_shift. Split out code handling exts from here ...
2739 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2741 (*extendhi_truncateqi): Change type attribute to move_type with
2742 shift_shift. Split out code handling exts from here ...
2743 (*extendhi_truncateqi_exts): ... to this new pattern.
2745 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2747 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2748 instead of "and" with inverted sign bit mask value. Use
2749 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2750 Allocate registers only for operand 4 and operand 5.
2752 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2755 * fold-const.c (fold_cond_expr_with_comparison): When folding
2756 < and <= to MIN, make sure the MIN uses the same type as the
2757 comparison's operands.
2759 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2761 * arm.md (ior_xor): New code iterator.
2762 (split for ior/xor with shift and zero-extend): New split pattern.
2763 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2765 2009-07-15 Richard Guenther <rguenther@suse.de>
2767 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2770 2009-07-15 Richard Guenther <rguenther@suse.de>
2773 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2775 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2777 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2778 handle 2.6.30 kernel.
2780 2009-07-15 DJ Delorie <dj@redhat.com>
2782 * config/mep/mep.md (sibcall_internal): Change register to allow
2783 for 24-bit addresses.
2784 (sibcall_value_internal): Likewise.
2786 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2788 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2789 that are enabled/disabled by the flags introduced by a previous patch.
2791 2009-07-14 DJ Delorie <dj@redhat.com>
2793 * config/mep/mep.md (sibcall_internal): Include non-toggling
2795 (sibcall_value_internal): Likewise.
2797 2009-07-14 Taras Glek <tglek@mozilla.com>
2798 Rafael Espindola <espindola@google.com>
2800 * doc/sourcebuild.texi: Document install-plugin target.
2801 * configure.ac: Added install-plugin target to language makefiles.
2802 * configure: Regenerate.
2803 * Makefile.in: (install-plugin): Install more headers,
2804 depend on lang.install-plugin.
2806 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2808 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2811 2009-07-14 DJ Delorie <dj@redhat.com>
2813 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2814 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2815 * config/mep/mep.md (sibcall_internal): Change test from
2816 mep_vliw_mode_match to mep_vliw_jmp_match.
2817 (sibcall_value_internal): Likewise.
2819 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2821 * config/i386/sse.md (copysign<mode>3): New expander.
2822 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2823 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2824 Use ix86_build_const_vector.
2825 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2826 IX86_BUILTIN_CPYSGNPD.
2827 (builtin_description): Add __builtin_ia32_copysignps and
2828 __builtin_ia32_copysignpd.
2829 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2830 and BUILT_IN_COPYSIGNF.
2832 2009-07-13 Jason Merrill <jason@redhat.com>
2834 * builtins.c (can_trust_pointer_alignment): New fn.
2835 (get_pointer_alignment): Factor it out from here.
2836 * tree.h: Declare it.
2838 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2840 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2843 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2847 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2849 2009-07-14 Richard Guenther <rguenther@suse.de>
2850 Andrey Belevantsev <abel@ispras.ru>
2853 * cfgexpand.c (partition_stack_vars): Do not bother to update
2854 alias information when not optimizing.
2856 2009-07-14 Richard Guenther <rguenther@suse.de>
2857 Andrey Belevantsev <abel@ispras.ru>
2859 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2860 (pt_solution_set): Likewise.
2861 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2862 * tree-ssa-structalias.c (pt_solution_set): New function.
2863 * final.c (rest_of_clean_state): Free SSA data structures.
2864 * print-rtl.c (print_decl_name): Remove.
2865 (print_mem_expr): Implement in terms of print_generic_expr.
2866 * alias.c (ao_ref_from_mem): New function.
2867 (rtx_refs_may_alias_p): Likewise.
2868 (true_dependence): Query alias-export info.
2869 (canon_true_dependence): Likewise.
2870 (write_dependence_p): Likewise.
2871 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2873 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2874 (mem_expr_equal_p): Use operand_equal_p.
2875 (set_mem_attributes_minus_bitpos): Do not use
2876 component_ref_for_mem_expr.
2877 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2878 (update_alias_info_with_stack_vars): Likewise.
2879 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2880 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2881 explicitly nor clear stmt operands.
2882 Free the decl-to-pointer map.
2883 * tree-optimize.c (execute_free_datastructures): Do not free
2884 SSA data structures here.
2885 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2886 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2887 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2889 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2891 2009-07-13 DJ Delorie <dj@redhat.com>
2893 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2894 unrolling at the right iteration count.
2896 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2899 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2901 * haifa-sched.c (rank_for_schedule): Introduced flags to
2902 enable/disable individual scheduling heuristics.
2903 * common.opt: Introduced flags to enable/disable individual
2904 heuristics in the scheduler.
2905 * doc/invoke.texi: Introduced flags to enable/disable individual
2906 heuristics in the scheduler.
2908 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2910 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2911 config/i386/mingw-tls.c.
2912 * config/i386/mingw-tls.c: Removed.
2914 2009-07-13 Ira Rosen <irar@il.ibm.com>
2916 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2917 checks access only relevant statements.
2918 (vectorizable_reduction): Likewise.
2920 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2922 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2923 just for 32-bit case.
2925 2009-07-12 Jan Hubicka <jh@suse.cz>
2927 PR tree-optimization/40585
2928 * except.c (expand_resx_expr): When there already is resume
2929 instruction, produce linked list.
2930 (build_post_landing_pads): Assert that resume is empty.
2931 (connect_post_landing_pads): Handle resume lists.
2932 (dump_eh_tree): Dump resume list.
2934 2009-07-12 Ira Rosen <irar@il.ibm.com>
2936 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2937 with additional argument.
2938 * tree-vectorizer.h (enum vect_def_type): Add
2939 vect_double_reduction_def.
2940 (vect_is_simple_reduction): Add argument.
2941 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2943 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2944 vect_is_simple_reduction with additional argument.
2945 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2947 (reduction_code_for_scalar_code): Handle additional codes by
2948 returning ERROR_MARK for them. Fix comment and indentation.
2949 (vect_is_simple_reduction): Fix comment, add argument to specify
2950 double reduction. Detect double reduction.
2951 (get_initial_def_for_induction): Fix indentation.
2952 (get_initial_def_for_reduction): Fix comment and indentation.
2953 Handle double reduction. Create initial definitions that do not
2954 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2955 (vect_create_epilog_for_reduction): Fix comment, add argument to
2956 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2957 epilogue result extraction. Create double reduction phi node and
2958 replace relevant uses.
2959 (vectorizable_reduction): Call vect_is_simple_reduction with
2960 additional argument. Fix indentation. Update epilogue code treatment
2961 according to the changes in reduction_code_for_scalar_code. Check
2962 for double reduction. Call vect_create_epilog_for_reduction with
2963 additional argument.
2964 * tree-vect-stmts.c (process_use): Handle double reduction, update
2966 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2967 (vect_get_vec_def_for_operand): Likewise.
2969 2009-07-12 Danny Smith <dansmister@gmail.com>
2971 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2972 dllexport if !TREE_PUBLIC.
2973 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2975 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2977 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2978 (avr_extra_arch_macro) Remove declatation.
2979 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2980 (avr_extra_arch_macro) Declare as static.
2981 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2983 2009-07-11 Jan Hubicka <jh@suse.cz>
2986 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2988 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2991 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2992 cold_in_std_section bits.
2993 (dwarf2out_begin_prologue): Initialize them.
2994 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2995 if already covered by text_section or cold_text_section range.
2997 PR rtl-optimization/40667
2998 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2999 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3000 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3001 * config/i386/i386.c (ix86_minimum_alignment): New function.
3002 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3003 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3004 * emit-rtl.c (gen_reg_rtx): Likewise.
3005 * function.c (assign_parms): Likewise. If nominal_type needs
3006 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3007 rather than passed_type's alignment.
3010 * function.c (assign_parm_setup_stack): Adjust
3011 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3012 from nominal_mode on big endian.
3014 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3016 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3018 2009-07-10 DJ Delorie <dj@redhat.com>
3020 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3022 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3024 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3026 (thumb2_cbnz): Likewise.
3028 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3031 * config.gcc (supported_defaults): Add synci.
3032 (with_synci): Add validation.
3033 (all_defaults): Add synci.
3034 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3037 * config/mips/mips.opt (msynci): New option.
3038 * config/mips/mips.c (mips_override_options): Warn on use of
3039 -msynci for targets that do now support it.
3040 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3042 * gcc/doc/invoke.texi (-msynci): Document the new option.
3043 * doc/install.texi (--with-synci): Document the new option.
3045 2009-07-10 Richard Guenther <rguenther@suse.de>
3047 PR tree-optimization/40496
3048 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3049 the PHI result with a compatible type.
3051 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3055 * c.opt (Wunused-result): New.
3056 * doc/invoke.texi: Document it.
3057 * c-common.c (c_warn_unused_result): Use it.
3059 2009-07-09 DJ Delorie <dj@redhat.com>
3061 * targhooks.c (default_target_can_inline_p): Rename from
3062 default_target_option_can_inline_p.
3063 * targhooks.h (default_target_can_inline_p): Likewise.
3064 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3065 TARGET_OPTION_CAN_INLINE_P.
3066 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3067 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3068 (mep_target_can_inline_p): Rename from
3069 mep_target_option_can_inline_p.
3072 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3073 registers used to pass vectors.
3075 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3077 2009-07-09 Tom Tromey <tromey@redhat.com>
3079 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3080 * config/mmix/mmix.c: Include dwarf2.h.
3081 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3082 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3083 * config/sh/sh.c: Include dwarf2.h.
3084 * config/i386/i386.c: Include dwarf2.h.
3085 * Makefile.in (DWARF2_H): Remove 'elf'.
3086 * except.c: Include dwarf2.h.
3087 * unwind-dw2.c: Include dwarf2.h.
3088 * dwarf2out.c: Include dwarf2.h.
3089 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3090 * unwind-dw2-fde.c: Include dwarf2.h.
3091 * dwarf2asm.c: Include dwarf2.h.
3093 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3095 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3096 (max_issue): Use it.
3097 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3099 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3100 (region_sched_info): Update.
3101 * sched-ebb.c (ebb_sched_info): Update.
3102 * modulo-sched.c (sms_sched_info): Update.
3103 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3105 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3107 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3109 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3111 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3113 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3116 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3117 arg1 with arg01 if arg1 is already INTEGER_CST.
3119 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3121 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3122 Transform (and (truncate)) into (truncate (and)).
3124 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3126 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3127 creating LHS paradoxical subregs. Fix surrounding returns to
3128 use NULL_RTX rather than 0.
3130 2009-07-08 DJ Delorie <dj@redhat.com>
3132 * config/mep/mep.c: (mep_option_can_inline_p): New.
3133 (TARGET_OPTION_CAN_INLINE_P): Define.
3135 2009-07-08 Mark Wielaard <mjw@redhat.com>
3138 * dwarf2out.c (add_data_member_location_attribute): When we have
3139 only a constant offset don't emit a new location description using
3140 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3143 2009-07-08 Richard Henderson <rth@redhat.com>
3146 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3147 (enum reg_class): Add CLOBBERED_REGS.
3148 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3149 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3150 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3151 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3152 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3153 force 64-bit sibcalls into R11.
3154 * config/i386/constraints.md (U): New constraint.
3155 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3156 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3157 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3159 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3161 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3163 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3164 * ebitmap.h (dump_ebitmap): Ditto.
3165 * optabs.h (optab_libfunc): Ditto.
3166 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3167 * tree-flow.h (vect_can_force_dr_alignment_p,
3168 get_vectype_for_scalar_type): Ditto.
3169 (vectorize_loops): Move prototype to ...
3170 * tree-vectorizer.h: ... here. Also, adjust comment.
3171 (vect_set_verbosity_level): Remove duplicate prototype.
3172 * tree-ssa-loop.c: Include tree-vectorizer.h.
3173 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3175 2009-07-08 Nick Clifton <nickc@redhat.com>
3177 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3180 2009-07-08 DJ Delorie <dj@redhat.com>
3182 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3183 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3184 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3186 * config/mep/intrinsics.md: Regenerated.
3187 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3188 registers when asm() or calls are detected.
3190 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3193 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3195 * gimple (gimple_build_call_from_tree): Likewise.
3196 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3197 no_warning flag before warning.
3199 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3201 * tree.c (set_expr_locus): Remove.
3202 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3203 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3205 * gimplify.c (internal_get_tmp_var): Likewise.
3206 (gimplify_call_expr): Likewise.
3207 (gimplify_one_sizepos): Likewise.
3209 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3212 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3213 to variables for debugging purposes.
3215 2009-06-23 Mark Loeser <mark@halcy0n.com>
3218 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3220 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3222 * pretty-print.c (pp_base_format): Remove %J.
3223 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3224 gcc_cxxdiag_char_table): Likewise.
3225 (init_dynamic_diag_info): Likewise.
3227 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3229 * pretty-print.c (pp_base_format): Remove %H.
3230 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3231 gcc_cxxdiag_char_table): Likewise.
3232 (init_dynamic_diag_info): Likewise.
3233 * config/mep/mep.c (mep_select_section): Likewise.
3235 2009-07-07 Duncan Sands <baldrick@free.fr>
3237 * final.c (pass_clean_state): Give the pass a name.
3238 * passes.c (pass_rest_of_compilation): Likewise.
3239 * tree-optimize.c (pass_all_optimizations): Likewise.
3241 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3243 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3244 an extra 'decl' for error_at.
3246 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3249 * tree-tailcall.c (adjust_return_value_with_ops,
3250 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3251 if it has complex or vector type.
3253 2009-07-07 Olivier Hainque <hainque@adacore.com>
3255 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3258 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3260 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3262 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3264 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3265 * c-decl.c: Likewise.
3266 * function.c: Likewise.
3267 * varasm.c: Likewise.
3268 * tree-ssa.c: Likewise.
3269 * c-common.c: Likewise.
3270 * tree-cfg.c: Likewise.
3271 * config/spu/spu.c: Likewise.
3272 * config/ia64/ia64.c: Likewise.
3273 * config/v850/v850.c: Likewise.
3275 2009-07-06 DJ Delorie <dj@redhat.com>
3277 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3278 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3279 unspecified accesses to control registers.
3280 * config/mep/intrinsics.md: Regenerate.
3281 * config/mep/intrinsics.h: Regenerate.
3282 * config/mep/mep-intrin.h: Regenerate.
3284 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3286 * c-lex.c: Replace %H by an explicit location. Update all calls.
3287 * c-common.c: Likewise.
3288 * c-decl.c: Likewise.
3289 * c-typeck.c: Likewise.
3290 * fold-const.c: Likewise.
3291 * gimplify.c: Likewise.
3293 * tree-cfg.c: Likewise.
3294 * tree-ssa-loop-niter.c: Likewise.
3295 * tree-vrp.c: Likewise.
3296 * value-prof.c: Likewise.
3298 2009-07-06 Diego Novillo <dnovillo@google.com>
3300 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3301 if it has one. Handle cases where VAR does not have an
3302 annotation or cfun is NULL.
3304 2009-07-06 Diego Novillo <dnovillo@google.com>
3306 * tree.c: Include debug.h.
3307 (initialize_tree_contains_struct): New.
3308 (init_ttree): Call it.
3309 (tree_node_structure_for_code): Factor out of ...
3310 (tree_node_structure): ... here.
3311 * treestruct.def (TS_PHI_NODE): Remove.
3312 (TS_GIMPLE_STATEMENT): Remove.
3314 2009-07-06 Diego Novillo <dnovillo@google.com>
3316 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3317 (debug_tree_chain): Handle cycles.
3319 2009-07-06 Nick Clifton <nickc@redhat.com>
3320 DJ Delorie <dj@redhat.com>
3322 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3323 __FMOVD_ENABLED__ is defined.
3325 (TARGET_FMOVD): Provide a default definition.
3326 (MASK_FMOVD): Likewise.
3327 (TARGET_CPU_CPP_BUILTINS): Define
3328 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3329 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3330 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3331 (split for DF load from memory into register): Also handle
3332 MEMs which consist of REG+DISP addressing.
3333 (split for DF store from register to memory): Likewise.
3334 (movsf_ie): Always use single fp_mode.
3335 * config/sh/sh.c (sh_override_options): Do not automatically
3336 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3337 that to the -mfmovd command line switch.
3338 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3339 (fldi_ok): Always allow.
3340 * config/sh/sh.opt (mfmovd): Remove this switch.
3341 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3343 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3344 Kaz Kojima <kkojima@gcc.gnu.org>
3346 PR rtl-optimization/30807
3347 * postreload.c (reload_combine): For every new use of REG_SUM,
3348 record the use of BASE.
3350 2009-07-06 Jan Hubicka <jh@suse.cz>
3352 * params.def: Revert my accidental commit at 2009-06-30.
3354 2009-07-04 Ian Lance Taylor <iant@google.com>
3357 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3359 (mingw_format_attribute_overrides): Likewise.
3361 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3364 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3365 don't check cfa.reg. Instead of cfa.indirect use
3366 fde && fde->drap_reg != INVALID_REGNUM test.
3368 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3370 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3372 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3375 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3377 2009-07-03 Richard Guenther <rguenther@suse.de>
3379 PR tree-optimization/40640
3380 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3383 2009-07-03 Jan Hubicka <jh@suse.cz>
3385 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3386 for size, reduce amount of inlining.
3388 2009-07-03 Richard Guenther <rguenther@suse.de>
3391 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3392 if t +- x is known to not overflow and the conversion widens the
3394 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3396 2009-07-03 Jan Hubicka <jh@suse.cz>
3398 * ipa-pure-const.c (analyze): Update loop optimizer init.
3399 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3400 try_remove_empty_loop, remove_empty_loops): Remove.
3401 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3402 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3403 to mark regular loops as neccesary.
3404 (degenerate_phi_p): New function.
3405 (propagate_necessity, remove_dead_phis): Use it.
3406 (forward_edge_to_pdom): Likewise.
3407 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3408 virtual PHI nodes that became unreachable.
3409 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3410 * tree-flow.h (remove_empty_loops): Remove.
3411 * passes.c (init_optimization_passes): Remove.
3413 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3415 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3416 can_create_pseudo_p.
3417 (*fix_trunc<mode>_i387_1): Ditto.
3418 (*floathi<mode>2_1): Ditto.
3419 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3420 (*fistdi2_1): Ditto.
3421 (*fist<mode>2_1): Ditto.
3422 (frndintxf2_floor): Ditto.
3423 (*fist<mode>2_floor_1): Ditto.
3424 (frndintxf2_ceil): Ditto.
3425 (*fist<mode>2_ceil_1): Ditto.
3426 (frndintxf2_trunc): Ditto.
3427 (frndintxf2_mask_pm): Ditto.
3428 (fxam<mode>2_i387_with_temp): Ditto.
3429 * config/i386/sse.md (mulv16qi3): Ditto.
3430 (*sse2_mulv4si3): Ditto.
3432 (sse4_2_pcmpestr): Ditto.
3433 (sse4_2_pcmpistr): Ditto.
3435 2009-07-03 Jan Hubicka <jh@suse.cz>
3437 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3438 (mark_stmt_necessary): Set it.
3439 (mark_operand_necessary): Set it.
3440 (mark_control_dependent_edges_necessary): Set it.
3441 (mark_virtual_phi_result_for_renaming): New function.
3442 (get_live_post_dom): New function.
3443 (forward_edge_to_pdom): New function.
3444 (remove_dead_stmt): Fix handling of control dependences.
3445 (tree_dce_init): Init new bitmap.
3446 (tree_dce_done): Free it.
3448 2009-07-02 Richard Guenther <rguenther@suse.de>
3451 * tree-ssa-structalias.c (new_var_info): Initialize
3454 2009-07-02 Jan Hubicka <jh@suse.cz>
3456 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3459 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3461 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3462 instead of recomputing it. Adjust calls.
3463 (emit_store_flag): Adjust recursive calls.
3465 2009-07-02 Richard Guenther <rguenther@suse.de>
3467 * tree-ssa-live.c (remove_unused_locals): Do not remove
3469 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3470 of DECL_EXTERNAL for HEAP variables.
3471 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3472 HEAP variables. Do not adjust RESTRICT vars.
3473 (find_what_var_points_to): Nobody cares if something
3476 2009-07-02 Ben Elliston <bje@au.ibm.com>
3478 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3479 pc_low and pc_high declarations to the top of the function.
3481 2009-07-01 DJ Delorie <dj@redhat.com>
3483 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3485 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3486 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3487 unspecified accesses to control registers.
3488 * config/mep/intrinsics.md: Regenerate.
3489 * config/mep/intrinsics.h: Regenerate.
3490 * config/mep/mep-intrin.h: Regenerate.
3492 2009-07-01 Anthony Green <green@moxielogic.com>
3494 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3495 instruction when possible.
3496 (moxie_expand_prologue): Ditto. Also, save an instruction and
3497 some complexity by popping off of $r12 instead of $sp.
3498 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3501 2009-07-01 Richard Henderson <rth@redhat.com>
3504 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3505 contained no insns, reposition note before last insn.
3507 2009-07-01 Richard Henderson <rth@redhat.com>
3510 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3511 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3513 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3516 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3517 darwin9 for printing reg addresses with %y.
3519 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3521 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3522 truncation from operands in binary operations.
3524 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3527 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3528 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3529 subreg of op0 to the original op0.
3531 * expmed.c (store_bit_field_1): Use a temporary as the destination
3532 instead of a paradoxical subreg when we need to truncate the result.
3534 2009-07-01 DJ Delorie <dj@redhat.com>
3536 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3537 names to VLIW variants.
3538 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3539 * config/mep/intrinsics.md: Regenerate.
3540 * config/mep/intrinsics.h: Regenerate.
3541 * config/mep/mep-intrin.h: Regenerate.
3543 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3546 * jump.c (returnjump_p): Revert last patch.
3547 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3549 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3552 * pa.md (casesi32p): Use jump table label to determine the offset
3554 (casesi64p): Likewise.
3556 * pa.c (forward_branch_p): Return bool type. Use instruction
3557 addresses when available. Assert that INSN has a jump label.
3558 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3561 2009-07-01 Richard Guenther <rguenther@suse.de>
3563 PR tree-optimization/19831
3564 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3565 that only act as barriers do not make any previous stores necessary.
3566 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3567 HEAP variables global, do not add a constraint from nonlocal.
3568 (find_func_aliases): Handle escapes through return statements.
3569 (compute_points_to_sets): Make escaped HEAP variables global.
3571 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3574 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3575 after reducing a DImode cstore to SImode.
3577 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3579 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3580 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3582 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3584 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3585 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3587 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3588 and umod_optab if TARGET_BSD_DIVMOD.
3589 * config/vax/lib1funcs.asm: New file.
3590 * config/vax/t-linux: New file.
3591 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3593 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3596 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3597 to type arguments that have void type.
3600 * dwarf2out.c (gen_formal_parameter_die): Call
3601 equate_decl_number_to_die if node is different from origin.
3603 2009-06-30 Anthony Green <green@moxielogic.com>
3605 Clean up moxie port for --enable-build-with-cxx.
3606 * config/moxie/moxie.c (moxie_function_value): First two
3607 parameters are const_tree, not tree.
3608 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3609 (REG_CLASS_NAMES): Ditto.
3610 (REGNO_REG_CLASS): Ditto.
3611 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3612 (moxie_function_value): Fix constyness of arguments.
3614 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3616 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3617 finalize_size_functions before further processing.
3618 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3619 (variable_size): Call self_referential_size on size expressions
3620 that contain a PLACEHOLDER_EXPR.
3621 (size_functions): New static variable.
3622 (copy_self_referential_tree_r): New static function.
3623 (self_referential_size): Likewise.
3624 (finalize_size_functions): New global function.
3625 * tree.c: Include tree-inline.h.
3626 (push_without_duplicates): New static function.
3627 (find_placeholder_in_expr): New global function.
3628 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3630 <tcc_expression>: Likewise.
3631 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3632 the call in the expression.
3633 * tree.h (finalize_size_functions): Declare.
3634 (find_placeholder_in_expr): Likewise.
3635 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3636 (substitute_placeholder_in_expr): Update comment.
3637 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3639 (copy_tree_body_r): Likewise.
3640 (copy_tree_body): New static function.
3641 (maybe_inline_call_in_expr): New global function.
3642 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3643 (maybe_inline_call_in_expr): Declare.
3644 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3645 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3648 2009-06-30 Richard Guenther <rguenther@suse.de>
3650 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3652 (propagate_necessity): Do not mark reaching defs of stores
3655 2009-06-30 Jan Hubicka <jh@suse.cz>
3657 * cfgloopanal.c (check_irred): Move into ...
3658 (mark_irreducible_loops): ... here; return true if ireducible
3660 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3661 (analyze_function): Try to prove loop finiteness.
3662 * cfgloop.h (mark_irreducible_loops): Update prototype.
3663 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3665 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3667 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3669 2009-06-30 Ira Rosen <irar@il.ibm.com>
3671 PR tree-optimization/40542
3672 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3675 2009-06-30 Martin Jambor <mjambor@suse.cz>
3677 PR tree-optimization/40582
3678 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3679 than useless_type_conversion_p.
3680 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3683 2009-06-30 Martin Jambor <mjambor@suse.cz>
3686 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3688 2009-06-30 Richard Guenther <rguenther@suse.de>
3690 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3691 use ao_ref references.
3692 (walk_aliased_vdefs): Likewise.
3693 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3694 * tree-ssa-dce.c (struct ref_data): Remove.
3695 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3696 (mark_aliased_reaching_defs_necessary): Adjust.
3697 (mark_all_reaching_defs_necessary_1): Likewise.
3699 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3702 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3703 (emit_store_flag_1): Extract from emit_store_flag, adjust
3704 calls to (what now is) emit_cstore.
3705 (emit_store_flag): Call emit_store_flag_1 and also use it
3706 for what used to be recursive calls.
3708 2009-06-30 Wei Guozhi <carrot@google.com>
3711 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3712 if the target bb post dominates from bb.
3713 * config/i386/i386.c (memory_address_length): Check existence of base
3714 register before using it.
3716 2009-06-30 Nick Clifton <nickc@redhat.com>
3717 DJ Delorie <dj@redhat.com>
3719 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3720 __FMOVD_ENABLED__ is defined.
3722 (TARGET_FMOVD): Provide a default definition.
3723 (MASK_FMOVD): Likewise.
3724 (TARGET_CPU_CPP_BUILTINS): Define
3725 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3726 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3727 two fmov instructions depending upon whether TARGET_FMOVD is
3729 (split for DF load from memory into register): Also handle
3730 MEMs which consist of REG+DISP addressing.
3731 (split for DF store from register to memory): Likewise.
3732 * config/sh/sh.opt (mfmovd): Remove this switch.
3733 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3734 * config/sh/sh.c (sh_override_options): Do not automatically
3735 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3736 that to the -mfmovd command line switch.
3738 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3740 (fldi_ok): Always allow.
3741 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3743 2009-06-29 DJ Delorie <dj@redhat.com>
3745 * doc/install.texi (mep-x-elf): Correct chip's full name.
3747 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3749 * doc/extend.texi: Fix typo.
3751 2009-06-29 Tom Tromey <tromey@redhat.com>
3754 * Makefile.in (DWARF2_H): New variable.
3756 (dwarf2out.o): Likewise.
3757 (dwarf2asm.o): Likewise.
3758 * config/i386/t-i386: Use DWARF2_H.
3759 * except.c: Include elf/dwarf2.h.
3760 * unwind-dw2.c: Include elf/dwarf2.h.
3761 * dwarf2out.c: Include elf/dwarf2.h.
3762 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3763 <dtprel>: New field.
3764 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3765 (size_of_loc_descr): Likewise.
3766 (output_loc_operands_raw): Likewise.
3767 (output_loc_operands): Handle new dtprel field.
3768 (loc_checksum): Update.
3769 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3770 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3771 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3772 * dwarf2asm.c: Include elf/dwarf2.h.
3773 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3774 * config/mmix/mmix.c: Include elf/dwarf2.h.
3775 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3776 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3777 * config/sh/sh.c: Include elf/dwarf2.h.
3778 * config/i386/i386.c: Include elf/dwarf2.h.
3780 2009-06-29 DJ Delorie <dj@redhat.com>
3782 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3784 * doc/extend.texi: Add MeP attributes and pragmas.
3785 * doc/invoke.text: Add MeP Options.
3786 * doc/contrib.texi: Add MeP contribution.
3787 * doc/md.texi: Add MeP constraints.
3788 * doc/install.texi: Add MeP target.
3790 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3792 * target.h (struct gcc_target): Add frame_pointer_required field.
3793 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3794 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3795 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3797 * reload1.c (update_eliminables): (Ditto.).
3798 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3799 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3800 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3802 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3804 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3805 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3806 (arm_frame_pointer_required): New function.
3808 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3809 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3810 (avr_frame_pointer_required_p): Declare as static.
3811 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3813 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3814 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3815 (bfin_frame_pointer_required): Make as static, change return type
3817 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3819 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3820 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3821 (cris_frame_pointer_required): New function.
3823 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3825 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3826 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3827 (fr30_frame_pointer_required): New function.
3829 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3830 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3831 (frv_frame_pointer_required): Make as static, change return type
3833 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3835 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3836 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3837 (ix86_frame_pointer_required): Make as static, change return type to
3839 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3841 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3842 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3844 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3846 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3848 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3850 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3851 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3852 (mips_frame_pointer_required): Make as static.
3853 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3855 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3856 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3857 (mmix_frame_pointer_required): Mew function.
3859 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3860 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3862 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3864 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3866 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3868 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3869 (CAN_ELIMINATE): Redefine.
3870 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3871 (sparc_frame_pointer_required): New function.
3872 (sparc_can_eliminate): New function.
3873 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3875 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3876 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3878 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3879 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3880 (xtensa_frame_pointer_required): Make as static, change return type
3882 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3885 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3887 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3888 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3889 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3890 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3891 (register_callback): Handle PLUGIN_START_UNIT.
3892 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3894 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3896 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3898 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3899 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3901 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3903 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3906 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3908 * doc/extend.texi (Additional Floating Types): __float128 is also
3909 supported on i386 targets.
3911 2009-06-29 Richard Guenther <rguenther@suse.de>
3914 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3916 (pt_solutions_same_restrict_base): Declare.
3917 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3919 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3920 (make_constraint_from, make_copy_constraint): Move earlier.
3921 (make_constraint_from_heapvar): New function.
3922 (make_constraint_from_restrict): Likewise.
3923 (handle_lhs_call): Use it.
3924 (find_func_aliases): Use it to track conversions to restrict
3926 (struct fieldoff): Add only_restrict_pointers flag.
3927 (push_fields_onto_fieldstack): Initialize it.
3928 (create_variable_info_for): Track global restrict qualified pointers.
3929 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3930 Track restrict qualified pointer arguments.
3931 (set_uids_in_ptset): Use varinfo is_global_var flag.
3932 (find_what_var_points_to): Set the vars_contains_restrict flag.
3933 Always create the points-to solution for sets including restrict tags.
3934 (pt_solutions_same_restrict_base): New function.
3935 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3936 qualified pointers use pt_solutions_same_restrict_base as
3937 additional source for disambiguation.
3939 2009-06-29 Richard Guenther <rguenther@suse.de>
3942 * alias.c (find_base_decl): Remove.
3943 (get_deref_alias_set_1): Remove restrict handling.
3944 * c-common.c (c_apply_type_quals_to_decl): Do not set
3945 DECL_POINTER_ALIAS_SET.
3946 * gimplify.c (find_single_pointer_decl_1): Remove.
3947 (find_single_pointer_decl): Likewise.
3948 (internal_get_tmp_var): Remove restrict handling.
3949 (gimple_regimplify_operands): Likewise.
3950 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3951 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3952 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3953 * tree.c (restrict_base_for_decl): Remove.
3954 (init_ttree): Do not allocate it.
3955 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3956 LABEL_DECL_UID for label decls.
3957 (copy_node_stat): Do not copy restrict information.
3958 (decl_restrict_base_lookup): Remove.
3959 (decl_restrict_base_insert): Likewise.
3960 (print_restrict_base_statistics): Likewise.
3961 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3962 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3963 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3964 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3965 (LABEL_DECL_UID): Adjust.
3966 (DECL_BASED_ON_RESTRICT_P): Remove.
3967 (DECL_GET_RESTRICT_BASE): Likewise.
3968 (SET_DECL_RESTRICT_BASE): Likewise.
3969 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3971 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3972 instead of DECL_POINTER_ALIAS_SET.
3973 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3974 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3975 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3977 2009-06-29 Richard Guenther <rguenther@suse.de>
3979 PR tree-optimization/40579
3980 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3981 the IL to simplify has constants that overflowed.
3983 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3985 PR tree-optimization/40550
3986 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3987 vector_compute_type only when the size of vector_compute_type is
3988 less than the size of type.
3990 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3992 * fold-const.c (contains_label_1): Fix comments.
3993 (contains_label_p): Do not walk trees multiple time.
3995 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3997 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3998 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3999 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4000 ix86_fp_comparison_operator.
4001 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4002 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4003 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4004 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4005 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4006 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4007 (related splits): Change predicate to ix86_fp_comparison_operator.
4008 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4009 instead of ix86_fp_comparison_codes.
4010 (ix86_trivial_fp_comparison_operator,
4011 ix86_fp_comparison_operator): New.
4012 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4013 (ix86_expand_compare): Eliminate last two parameters.
4014 (ix86_fp_jump_nontrivial_p): Kill.
4015 * config/i386/i386.c (put_condition_code): Eliminate call to
4016 ix86_fp_comparison_codes and subsequent assertion.
4017 (ix86_fp_comparison_codes): Eliminate.
4018 (ix86_fp_swap_condition): New.
4019 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4020 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4021 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4022 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4023 and ix86_fp_swap_condition.
4024 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4025 Use ix86_fp_comparison_strategy.
4026 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4027 (ix86_fp_jump_nontrivial_p): Eliminate.
4028 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4029 call to ix86_expand_compare.
4030 (ix86_split_fp_branch, ix86_expand_setcc,
4031 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4032 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4034 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4036 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4037 related to jump_clobbers.
4038 * config/arm/arm.md (conds): Remove jump_clob case.
4039 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4040 splits): Change comparison_operator to arm_comparison_operator.
4041 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4044 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4046 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4047 condition for floating point modes.
4048 * expmed.c (emit_store_flag_1): Move here a bigger part
4050 (emit_store_flag): Try swapping the condition for floating point
4052 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4054 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4056 * expr.c (expand_expr_real_1): Just use do_store_flag.
4057 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4058 emit_store_flag_force.
4059 * expmed.c (emit_store_flag_force): Copy here trick
4060 previously in expand_expr_real_1. Try reversing the comparison.
4061 (emit_store_flag_1): Work if target is NULL.
4062 (emit_store_flag): Work if target is NULL, using the result mode
4063 from the comparison. Use split_comparison, restructure final part
4064 to simplify conditionals.
4066 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4068 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4069 * dojump.c (do_jump): Change handling of floating-point
4070 ops to use just do_compare_and_jump.
4071 (split_comparison): New.
4072 (do_compare_rtx_and_jump): Add here logic coming previously
4073 in do_jump, using split_comparison.
4075 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4078 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4080 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4082 * tree-ssa-alias.c: Fix unintentional commit.
4084 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4086 * passes.c (execute_one_pass): Fix unintentional commit.
4088 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4090 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4091 (df_rd_local_compute, df_md_local_compute): Inline them.
4093 (df_md_scratch): New.
4094 (df_md_alloc, df_md_free): Allocate/free it.
4095 (df_md_local_compute): Only include live registers in init.
4096 (df_md_transfer_function): Prune the in-set computed by
4097 the confluence function, and the gen-set too.
4099 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4101 PR rtl-optimization/26854
4102 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4103 * df-problems.c (df_rd_add_problem): Fix comment.
4104 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4105 df_md_simulate_artificial_defs_at_top,
4106 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4107 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4108 df_md_transfer_function, df_md_init, df_md_confluence_0,
4109 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4110 problem_MD, df_md_add_problem): New.
4111 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4112 df_md_get_bb_info): New.
4113 (DF_LAST_PROBLEM_PLUS1): Adjust.
4115 * Makefile.in (fwprop.o): Include domwalk.h.
4116 * fwprop.c: Include domwalk.h.
4117 (reg_defs, reg_defs_stack): New.
4118 (bitmap_only_bit_between): Remove.
4119 (process_defs): New.
4120 (process_uses): Use reg_defs and local_md instead of
4121 bitmap_only_bit_between and local_rd.
4122 (single_def_use_enter_block): New, from build_single_def_use_links.
4123 (single_def_use_leave_block): New.
4124 (build_single_def_use_links): Remove code moved to
4125 single_def_use_enter_block, invoke domwalk.
4126 (use_killed_between): Adjust comment.
4128 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4130 * bitmap.h (bitmap_ior_and_into): New.
4131 * bitmap.c (bitmap_ior_and_into): New.
4133 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4135 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4136 before_dom_children_before_stmts and after_dom_children_after_stmts.
4137 Rename the two remaining callbacks to just before_dom_children and
4138 after_dom_children. Remove other GIMPLE statement walking bits.
4139 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4140 * graphite.c: Do not include domwalk.h.
4141 * tree-into-ssa.c (interesting_blocks): New global.
4142 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4143 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4144 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4145 now that they're not domwalk callbacks.
4146 (rewrite_initialize_block): Rename to...
4147 (rewrite_enter_block): ... this, place after called functions. Test
4148 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4149 (rewrite_finalize_block): Rename to...
4150 (rewrite_leave_block): ... this, place after called functions.
4151 (rewrite_update_init_block): Rename to...
4152 (rewrite_update_enter_block): ... this, place after called functions.
4153 Test interesting_blocks, call rewrite_update_stmt and
4154 rewrite_update_phi_arguments.
4155 (rewrite_update_fini_block): Rename to...
4156 (rewrite_leave_block): ... this, place after called functions.
4157 (rewrite_blocks): Remove last argument, simplify initialization of
4159 (mark_def_sites_initialize_block): Rename to...
4160 (mark_def_sites_block): ... this, call mark_def_sites.
4161 (mark_def_sites_blocks): Remove argument, simplify initialization of
4163 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4164 (update_ssa): Likewise.
4165 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4167 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4168 (dom_opt_initialize_block): Rename to...
4169 (dom_opt_enter_block): ... this, place after called functions. Walk
4170 statements here, inline propagate_to_outgoing_edges.
4171 (dom_opt_finalize_block): Rename to...
4172 (dom_opt_leave_block): ... this, place after called functions.
4173 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4175 (dse_enter_block, dse_record_phi): New.
4176 (dse_record_phis): Delete.
4177 (dse_finalize_block): Rename to...
4178 (dse_leave_block): ... this.
4179 (tree_ssa_dse): Simplify initialization of walk_data.
4180 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4181 Adjust initialization of walk_data.
4182 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4183 * tree-ssa-loop-phiopt.c (get_non_trapping):
4184 Adjust initialization of walk_data.
4185 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4186 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4187 it's not a domwalk callback.
4188 (uncprop_initialize_block): Rename to...
4189 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4190 (dse_finalize_block): Rename to...
4191 (dse_leave_block): ... this.
4192 (tree_ssa_uncprop): Simplify initialization of walk_data.
4193 * Makefile.in: Adjust dependencies.
4195 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4197 * arm.md (casesi): Fix test for Thumb1.
4198 (thumb1_casesi_internal_pic): Likewise.
4199 (thumb1_casesi_dispatch): Likewise.
4201 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4203 * config/arm/arm-cores.def: Added core cortex-m0.
4204 * config/arm/arm-tune.md: Regenerated.
4205 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4207 2009-06-26 DJ Delorie <dj@redhat.com>
4209 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4211 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4212 the scheduler doesn't tag jump insns.
4214 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4216 * c-decl.c (merge_decls): Re-indent.
4218 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4221 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4222 Special-case decimal float constants.
4224 2009-06-26 Richard Henderson <rth@redhat.com>
4226 * function.h (struct function): Add cannot_be_copied_reason,
4227 and cannot_be_copied_set.
4228 * tree-inline.c (has_label_address_in_static_1): Rename from
4229 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4230 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4231 don't set inline_forbidden_reason.
4232 (copy_forbidden): New function, split out of inline_forbidden_p.
4233 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4234 (inline_forbidden_p): Use copy_forbidden.
4235 (tree_versionable_function_p): Likewise.
4236 (inlinable_function_p): Merge into tree_inlinable_function_p.
4237 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4238 * ipa-cp.c (ipcp_versionable_function_p): New function.
4239 (ipcp_cloning_candidate_p): Use it.
4240 (ipcp_node_modifiable_p): Likewise.
4242 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4244 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4245 that is marked not to be inlined. Remove flag_mudflap use.
4246 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4247 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4249 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4252 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4253 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4255 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4257 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4259 (__mingwthr_remove_key_dtor): Likewise.
4261 2009-06-26 Richard Guenther <rguenther@suse.de>
4263 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4265 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4268 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4269 try the non-cond_exec path also.
4271 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4274 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4275 (output_cbranch): Use new functions.
4276 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4279 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4280 Pat Haugen <pthaugen@us.ibm.com>
4281 Revital Eres <ERES@il.ibm.com>
4283 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4284 for %c error. Add %x support to print VSX registers as a unified
4285 register set, instead of separate float and altivec registers.
4286 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4287 %y case, and add support for VSX pre-modify addresses.
4288 (output_toc): Add assert for CONST containing an integer constant
4290 (rs6000_adjust_cost): Add POWER7 support.
4291 (insn_must_be_first_in_group): Ditto.
4292 (insn_must_be_last_in_group): Ditto.
4293 (rs6000_emit_popcount): Ditto.
4294 (rs6000_vector_mode_supported_p): Ditto.
4296 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4297 Change some of the functions called by macros to being called
4298 through a pointer, so debug functions can be inserted if
4299 -mdebug=addr or -mdebug=cost.
4300 (rs6000_preferred_reload_class_ptr): Ditto.
4301 (rs6000_secondary_reload_class_ptr): Ditto.
4302 (rs6000_secondary_memory_needed_ptr): Ditto.
4303 (rs6000_cannot_change_mode_class_ptr): Ditto.
4304 (rs6000_secondary_reload_inner): Ditto.
4305 (rs6000_legitimize_reload_address): Ditto.
4306 (rs6000_legitimize_reload_address_ptr): Ditto.
4307 (rs6000_mode_dependent_address): Ditto.
4308 (rs6000_mode_dependent_address_ptr): Ditto.
4310 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4311 function to return true if the mode allows reg + integer
4313 (virtual_stack_registers_memory_p): New function to return true if
4314 the address refers to a virtual stack register.
4315 (rs6000_legitimate_offset_address_p): Move code to say whether a
4316 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4318 (rs6000_legitimate_address_p): Add checks for modes that only can
4319 do reg+reg addressing. Start adding VSX support.
4320 (rs6000_legitimize_reload_address): Ditto.
4321 (rs6000_legitimize_address): Ditto.
4322 (rs6000_debug_legitimate_address_p): New debug functions for
4323 -mdebug=addr and -mdebug=cost.
4324 (rs6000_debug_rtx_costs): Ditto.
4325 (rs6000_debug_address_costs): Ditto.
4326 (rs6000_debug_adjust_cost): Ditto.
4327 (rs6000_debug_legitimize_address): Ditto.
4328 (rs6000_legitimize_reload_address_ptr): Point to call normal
4329 function or debug function. Make functions called via pointer
4331 (rs6000_mode_dependent_address_ptr): Ditto.
4332 (rs6000_secondary_reload_class_ptr): Ditto.
4333 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4334 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4335 into a friendlier error.
4336 (rs6000_init_builtins): Add initial VSX support.
4337 (rs6000_adjust_cost): Fix some spacing issues.
4339 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4340 (REG_CLASS_NAMES): Ditto.
4341 (REG_CLASS_CONTENTS): Ditto.
4342 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4343 pointer, to add -mdebug=addr support.
4344 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4345 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4346 -mdebug=addr support.
4347 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4348 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4349 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4351 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4353 (bswapsi*): Set attribute types for load/store. Add combiner
4354 patterns to eliminate zero extend on 64-bit.
4355 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4356 stdbrx if the hardware supports those instructions.
4358 2009-06-25 Ian Lance Taylor <iant@google.com>
4360 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4361 (Link Options): Document -static-libstdc++.
4363 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4366 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4367 DATA_ALIGNMENT instead.
4369 2009-06-25 Richard Guenther <rguenther@suse.de>
4371 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4372 indirect references against the callused/escaped solutions.
4373 (call_may_clobber_ref_p_1): Likewise.
4375 2009-06-25 Martin Jambor <mjambor@suse.cz>
4377 PR tree-optimization/40493
4378 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4379 (enum unscalarized_data_handling): New type.
4380 (handle_unscalarized_data_in_subtree): Return what has been done.
4381 (load_assign_lhs_subreplacements): Handle left flushes differently.
4382 (sra_modify_assign): Use unscalarized_data_handling, simplified
4383 condition determining whether to remove the statement.
4385 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4387 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4388 excerpt - @ should be doubled for texinfo.
4390 2009-06-24 Ian Lance Taylor <iant@google.com>
4392 * config/arc/arc.c: Include "df.h".
4393 (arc_attribute_table): Make static. Move higher in file.
4394 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4395 (output_shift): Initialize n later to avoid warning.
4396 * config/arm/arm.c (arm_attribute_table): Make static. Move
4398 * config/avr/avr.c (avr_attribute_table): Make static. Move
4400 (reg_class_tab): Change array type from int to enum reg_class.
4401 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4403 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4404 (lshrhi3_out): Likewise.
4405 (class_likely_spilled_p): Change return type to bool.
4406 (avr_rtx_costs): Use local code variable with enum type.
4407 * config/avr/avr.md (movmemhi): Use add_reg_note.
4408 (andhi3, andsi3): Don't use AS2 with "and".
4409 (iorhi3, iorsi3): Don't use AS2 with "or".
4410 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4411 * config/crx/crx.c: Include "df.h".
4412 (crx_attribute_table): Make static.
4413 * config/m32r/m32r.c: Include "df.h".
4414 (m32r_attribute_table): Make static. Move higher in file.
4415 (pop): Use add_reg_note.
4416 (block_move_call): Change 0 to LCT_NORMAL in function call.
4417 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4418 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4419 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4420 declare, not just when TREE_CODE is defined.
4421 * config/m68hc11/m68hc11.c: Include "expr.h".
4422 (m68hc11_attribute_table): Make static. Move higher in file.
4423 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4425 (m68hc11_register_indirect_p): Likewise.
4426 (m68hc11_function_arg_padding): Change return type to enum
4428 (emit_move_after_reload): Use add_reg_note.
4429 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4430 (m68hc11_split_logical): Likewise.
4431 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4433 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4434 to VOIDmode in function call.
4435 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4437 (m68hc11_split_logical): Update declaration.
4438 (m68hc11_function_arg_padding): Update declaration.
4439 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4440 to array of enum reg_class.
4441 (mcore_attribute_table): Make static. Move higher in file.
4442 (mcore_rtx_costs): Add cast to enum type.
4443 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4444 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4445 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4447 * config/sh/predicates.md (trapping_target_operand): Rename and to
4449 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4451 * config/spu/spu.c (spu_attribute_table): Make static. Move
4453 * config/v850/v850.c (v850_attribute_table): Make static. Move
4455 (v850_rtx_costs): Use local code with enum type.
4456 (expand_epilogue): Add cast.
4457 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4459 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4462 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4463 -m2a-single-only and -m2a-nofpu.
4464 * config/sh/sh.opt: Document m2a generates FPU code.
4466 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4468 * defaults.h (CAN_ELIMINATE): Provide default.
4469 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4470 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4471 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4472 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4473 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4474 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4475 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4476 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4477 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4478 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4480 2009-06-24 DJ Delorie <dj@redhat.com>
4482 * mep-ext-cop.cpu: Fix copyright notice.
4483 * mep-default: Fix copyright notice.
4484 * mep-core: Fix copyright notice.
4485 * mep: Fix copyright notice.
4486 * mep-ivc2: Fix copyright notice.
4487 * mep-c5: Fix copyright notice.
4489 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4491 * doc/contrib.texi (Contributors):
4493 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4496 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4497 src and dst operands if necessary.
4499 2009-06-23 DJ Delorie <dj@redhat.com>
4502 * config.gcc: Add mep support.
4503 * recog.c: Resurrect validate_replace_rtx_subexp().
4504 * recog.h: Likewise.
4505 * config/mep/: Add new port:
4506 * config/mep/constraints.md: New file.
4507 * config/mep/default.h: New file.
4508 * config/mep/intrinsics.h: New file.
4509 * config/mep/intrinsics.md: New file.
4510 * config/mep/ivc2-template.h: New file.
4511 * config/mep/mep-c5.cpu: New file.
4512 * config/mep/mep-core.cpu: New file.
4513 * config/mep/mep-default.cpu: New file.
4514 * config/mep/mep-ext-cop.cpu: New file.
4515 * config/mep/mep-intrin.h: New file.
4516 * config/mep/mep-ivc2.cpu: New file.
4517 * config/mep/mep-lib1.asm: New file.
4518 * config/mep/mep-lib2.c: New file.
4519 * config/mep/mep-pragma.c: New file.
4520 * config/mep/mep-protos.h: New file.
4521 * config/mep/mep-tramp.c: New file.
4522 * config/mep/mep.c: New file.
4523 * config/mep/mep.cpu: New file.
4524 * config/mep/mep.h: New file.
4525 * config/mep/mep.md: New file.
4526 * config/mep/mep.opt: New file.
4527 * config/mep/predicates.md: New file.
4528 * config/mep/t-mep: New file.
4530 2009-06-23 Ian Lance Taylor <iant@google.com>
4532 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4533 from loose_warn into c_loose_warn and from strict_warn into
4534 c_strict_warn. Set and substitute warn_cxxflags. Check for
4535 --enable-build-with-cxx. Set and substitute
4536 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4537 * Makefile.in (CXXFLAGS): New variable.
4538 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4539 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4540 the default is the same as $(STRICT_WARN).
4541 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4542 (CXX): New variable.
4543 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4544 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4545 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4546 (HOST_LIBS): New variable.
4547 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4548 (ALL_CXXFLAGS): New variable.
4549 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4550 * doc/install.texi (Configuration): Document
4551 --enable-build-with-cxx, --with-stage1-ldflags,
4552 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4553 * configure: Rebuild.
4555 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4557 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4558 from previous commit.
4560 2009-06-23 Ian Lance Taylor <iant@google.com>
4562 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4564 2009-06-23 Ian Lance Taylor <iant@google.com>
4566 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4567 with ATTRIBUTE_UNUSED.
4569 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4570 Pat Haugen <pthaugen@us.ibm.com>
4571 Revital Eres <eres@il.ibm.com>
4573 * config.in (HAVE_AS_POPCNTD): Add default definition.
4574 (HAVE_AS_LWSYNC): Ditto.
4576 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4578 (gcc_cv_as_powerpc_cmpb): Ditto.
4579 (gcc_cv_as_powerpc_dfp): Ditto.
4580 (gcc_cv_as_powerpc_vsx): Ditto.
4581 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4582 supporting the popcntd/lwsync instructions.
4583 (gcc_cv_as_powerpc_lwsync): Ditto.
4584 * configure: Regenerate.
4586 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4587 -mcpu=native and -mcpu=power7.
4588 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4590 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4591 a variable instead of a mask to reduce the number of mask bits.
4592 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4593 (-mbit-word): Ditto.
4594 (-mregnames): Ditto.
4595 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4596 (-mfused-madd): Ditto.
4598 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4600 (-mvsx): New switch for VSX instructions.
4601 (-misel): Move from a variable to a mask to allow it to be set by
4604 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4605 function declaration to an array declaration.
4606 (rs6000_hard_regno_nregs): New external array declaration.
4608 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4609 files included by rs6000.md.
4611 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4612 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4614 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4616 (rs6000_debug_reg): New -mdebug= variables.
4617 (rs6000_debug_addr): Ditto.
4618 (rs6000_debug_cost): Ditto.
4619 (rs6000_pmode): New variable to hold Pmode.
4620 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4621 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4622 calculated at compiler start.
4623 (rs6000_hard_regno_nregs): Change function to an array which holds
4624 HARD_REGNO_NREGS calculated at compiler start.
4625 (rs6000_explicit_options): Delete isel field.
4626 (rs6000_vector_unit): New array to hold which vector unit
4627 supports arithmetic options for a given type.
4628 (rs6000_vector_mem): New array to hold which vector unit supports
4629 memory reference operations for a given type.
4630 (rs6000_vector_align): New array to given the alignment of each
4632 (power7_cost): New basic costs for power7.
4633 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4634 (rs6000_hard_regno_nregs_internal): New function, moved from
4635 HARD_REGNO_NREGS, to calculate the number of registers each hard
4636 register takes for each type.
4637 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4638 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4639 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4640 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4641 unit information here so it is calculated once at compiler startup
4643 (rs6000_override_options): Make -misel a target mask. Add more
4644 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4645 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4647 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4648 (rs6000_handle_option): Move -misel from variable to target mask.
4649 (rs6000_builtin_mask_for_load): Add VSX support.
4650 (rs6000_conditional_register_usage): Ditto.
4651 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4652 (function_arg_boundary): Ditto.
4653 (rs6000_expand_builtin): Ditto.
4654 (def_builtin): Make abort message a little friendlier.
4655 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4657 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4658 assembler support the popcntd instruction instead of a vsx
4659 instruction to enable power7 support.
4660 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4661 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4662 option to the assembler if -mcpu=native.
4663 (ASM_CPU_NATIVE_SPEC): Ditto.
4664 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4666 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4667 the lwsync instruction.
4668 (enum processor_type): Add PROCESSOR_POWER7.
4669 (rs6000_debug_reg): New -mdebug= options.
4670 (rs6000_debug_addr): Ditto.
4671 (rs6000_debug_cost): Ditto.
4672 (rs6000_isel): Delete.
4673 (enum rs6000_vector): New enum to say what vector unit we have.
4674 (VECTOR_UNIT_*): New macros to say which vector unit has
4675 arithmetic operations for a given type.
4676 (VECTOR_MEM_*): New macros to say which vector unit has memory
4677 operations for a given type.
4678 (TARGET_LDBRX): Whether the machine supports the ldbrx
4680 (TARGET_ISEL): Delete, -misel moved to be a mask.
4681 (TARGET_ISEL64): New macro for 64-bit isel support.
4682 (UNITS_PER_VSX_WORD): New macro.
4683 (POINTER_SIZE): Move to be an external variable, rather than
4684 calculating whether we are generating 32 ot 64-bit code.
4686 (STACK_BOUNDARY): Add VSX support.
4687 (LOCAL_ALIGNMENT): Ditto.
4688 (SLOW_UNALIGNED_ACCESS): Ditto.
4689 (VSX_REGNO_P): New macro for VSX support.
4690 (VFLOAT_REGNO_P): Ditto.
4691 (VINT_REGNO_P): Ditto.
4692 (VLOGICAL_REGNO_P): Ditto.
4693 (VSX_VECTOR_MODE): Ditto.
4694 (VSX_SCALAR_MODE): Ditto.
4696 (VSX_MOVE_MODE): Ditto.
4697 (VSX_REG_CLASS_P): Ditto.
4698 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4700 (UNITS_PER_SIMD_WORD): Add VSX support.
4701 (MODES_TIEABLE_P): Ditto.
4702 (STARTING_FRAME_OFFSET): Ditto.
4703 (STACK_DYNAMIC_OFFSET): Ditto.
4704 (EPILOGUE_USES): Ditto.
4705 (REGNO_REG_CLASS): Move to array lookup.
4706 (CLASS_MAX_NREGS): Ditto.
4707 (rs6000_vector_reg_class): Add declaration.
4708 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4709 overlap with the floating point and Altivec registers.
4711 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4713 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4714 give the appropriate asm switches if -mcpu=native.
4715 (host_detect_local_cpu): Add support for "asm".
4716 (host_detect_local_cpu): Follow GNU code guidelines for name.
4718 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4719 -mbit-word to a variable instead of being a target mask.
4721 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4722 emit the lwsync instruction instead of emitting the instruction as
4723 an integer constant.
4725 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4726 fixuns_trundfsi2, move expander into rs6000.md.
4728 * config/rs6000/rs6000.md (cpu): Add power7.
4729 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4730 (logical predicate patterns): Change the single instruction
4731 primitives that set CR0 to be fast_compare instead of compare.
4733 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4734 (popcntddi2): Ditto.
4735 (popcount<mode>): Ditto.
4736 (floating multiply/add insns): Name the floating point
4738 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4739 (isel_unsigned_<mode>): Ditto.
4740 (fixuns_trundfsi2): Move expander here from spe.md.
4741 (smindi3): Define if we have -misel on 64-bit systems.
4746 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4748 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4750 * config/avr/avr.c (avr_current_device): New variable.
4751 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4752 (avr_arch, mcu_type_s): Move to avr.h.
4753 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4754 default_data_section_start fields.
4755 (avr_arch): Moved from avr.c.
4756 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4757 library_name fields.
4758 (avr_current_device, avr_mcu_types, avr_arch_types,
4759 avr_device_to_arch, avr_device_to_data_start,
4760 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4761 (EXTRA_SPEC_FUNCTIONS): Define.
4762 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4763 options mapping. Use device_to_arch and device_to_data_start insted.
4764 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4765 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4766 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4767 * config/avr/driver-avr.c: New file.
4768 * config/avr/avr-devices.c: New file.
4770 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4772 * var-tracking.c (unshare_variable): Force initialized to
4773 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4774 (set_variable_part): Likewise.
4775 (struct variable_union_info): Remove pos_src field.
4776 (vui_vec, vui_allocated): New variables.
4777 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4778 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4779 == 1 use a simpler sorting algorithm. Compute pos field right
4780 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4781 Avoid quadratic comparison if !flag_var_tracking_uninit.
4782 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4783 unshare_variable unconditionally.
4784 (dataflow_set_different_2): Removed.
4785 (dataflow_set_different): Don't traverse second hash table.
4786 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4787 unconditionally to var_reg_set or var_mem_set.
4788 (emit_notes_in_bb): Likewise.
4789 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4791 (emit_note_insn_var_location): Don't set initialized to
4792 VAR_INIT_STATUS_INITIALIZED early.
4793 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4795 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4797 * tree-object-size.c (addr_object_size): Instead of checking
4798 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4799 are no FIELD_DECLs following it.
4801 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4803 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4804 order to match bswaps with signed source operands.
4806 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4808 * sdbout.c (sdbout_one_type): Fix braces in switch.
4810 2009-06-23 Richard Guenther <rguenther@suse.de>
4812 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4814 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4815 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4816 var_callused, callused_tree, var_storedanything, storedanything_tree,
4817 var_integer, integer_tree): Remove global variables.
4818 (new_var_info): Do not pass new id, append the new var to the
4819 global variable vector.
4820 (do_ds_constraint): Use is_global_var member of the variable-info.
4821 (new_scalar_tmp_constraint_exp): Adjust.
4822 (create_function_info_for): Likewise.
4823 (create_variable_info_for): Likewise.
4824 (find_what_var_points_to): Remove dead code.
4825 (init_base_vars): Simplify.
4826 (compute_points_to_sets): Adjust.
4828 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4830 * combine.c (try_combine): Dump information about the insns we're
4833 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4835 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4836 check when calling force_to_mode on TRUNCATE's operand.
4838 2009-06-22 Ian Lance Taylor <iant@google.com>
4840 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4842 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4844 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4846 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4848 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4849 override library linkage flags such as -static-libgcc or
4852 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4854 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4856 2009-06-22 Ian Lance Taylor <iant@google.com>
4858 * config/linux.opt: Put mglibc ahead of muclibc.
4860 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4861 for duplicate decls.
4863 2009-06-22 Matthias Klose <doko@ubuntu.com>
4865 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4867 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4870 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4871 instead of NULL if a parser error occurs.
4873 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4875 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4876 non-DWARF2_DEBUGGING_INFO version.
4878 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4880 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4881 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4883 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4884 (LIBGCC2_TF_CEXT): Define.
4887 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4890 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4892 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4894 * config/arm/arm.c (arm_override_options): Disable
4895 -mcaller-super-interworking and -mcallee-super-interworking.
4896 * doc/invoke.texi (ARM Options): Document this.
4898 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4900 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4901 * config/arm/constraints.md (j): New constraint for movw operands.
4902 (N): Remove thumb2 meaning.
4903 * config/arm/arm.md (*arm_movw): Delete.
4904 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4905 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4906 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4908 2009-06-22 Martin Jambor <mjambor@suse.cz>
4910 PR tree-optimization/40492
4911 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4912 build_ref_for_offset.
4914 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4916 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4917 JUMP_TABLE_DATA_P predicates where applicable.
4918 * auto-inc-dec.c: Ditto.
4919 * builtins.c: Ditto.
4920 * caller-save.c: Ditto.
4922 * cfgcleanup.c: Ditto.
4923 * cfglayout.c: Ditto.
4926 * combine-stack-adj.c: Ditto.
4932 * dwarf2asm.c: Ditto.
4933 * dwarf2out.c: Ditto.
4934 * emit-rtl.c: Ditto.
4940 * function.c: Ditto.
4943 * genpreds.c: Ditto.
4944 * genrecog.c: Ditto.
4946 * ira-costs.c: Ditto.
4947 * ira-lives.c: Ditto.
4950 * lower-subreg.c: Ditto.
4951 * modulo-sched.c: Ditto.
4953 * postreload.c: Ditto.
4954 * print-rtl.c: Ditto.
4963 * sched-vis.c: Ditto.
4965 * sel-sched-ir.c: Ditto.
4966 * simplify-rtx.c: Ditto.
4967 * targhooks.c: Ditto.
4968 * var-tracking.c: Ditto.
4969 * vmsdbgout.c: Ditto.
4971 2009-06-22 Matthias Klose <doko@ubuntu.com>
4973 * Makefile.in (install-plugin): Always use DESTDIR.
4975 2009-06-22 Olivier Hainque <hainque@adacore.com>
4977 * config/pa/pa.c (output_call): Don't optimize post call jumps
4978 into return address adjustments if the call may throw.
4980 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4982 * arm.c (thumb1_output_casesi): New function.
4983 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4984 optimizing for size or PIC.
4985 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4986 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4987 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4988 (thumb1_casesi_internal_pic): New expand rule.
4989 (thumb1_casesi_dispatch): New pattern.
4990 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4992 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4993 in the text seciton when PIC or optimizing for size.
4994 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4995 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4996 preservation properties of code.
4997 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4998 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4999 (__gnu_thumb1_case_si): New function.
5000 * t-arm (LIB1ASMSRC): Define here.
5001 (LIB1ASMFUNCS): Add some common functions.
5002 * t-arm-elf (LIB1ASMSRC): Delete.
5003 (LIB1ASMFUNCS): Append to existing set.
5004 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5005 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5006 * t-symbian (LIB1ASMFUNCS): Likewise.
5007 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5008 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5010 2009-06-21 Richard Guenther <rguenther@suse.de>
5012 PR tree-optimization/38729
5013 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5014 to loops with a single exit if -fno-expensive-optimizations.
5016 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5018 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5019 (dataflow_set): Change vars type from htab_t to shared_hash.
5020 (shared_hash_pool, empty_shared_hash): New variables.
5021 (vars_clear): Removed.
5022 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5023 shared_hash_find_slot_unshare, shared_hash_find_slot,
5024 shared_hash_find_slot_noinsert, shared_hash_find): New
5026 (shared_hash_unshare, shared_hash_destroy): New functions.
5027 (unshare_variable): Unshare set->vars if shared, use
5029 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5030 (get_init_value, find_src_set_src, dump_dataflow_set,
5031 clobber_variable_part, emit_notes_for_differences): Use
5033 (dataflow_set_init): Remove second argument, set vars to
5034 empty_shared_hash instead of creating a new htab.
5035 (dataflow_set_clear): Call shared_hash_destroy and set vars
5036 to empty_shared_hash instead of calling vars_clear.
5037 (dataflow_set_copy): Don't call vars_copy, instead just share
5038 the src htab with dst.
5039 (variable_union): Use shared_hash_*, use initially NO_INSERT
5040 lookup if set->vars is shared. Don't keep slot cleared before
5041 calling unshare_variable. Unshare set->vars if needed.
5042 Even ->refcount == 1 vars must be unshared if set->vars is shared
5043 and var needs to be modified.
5044 (variable_canonicalize): New function.
5045 (dataflow_set_union): If dst->vars is empty, just share src->vars
5046 with dst->vars and traverse with variable_canonicalize to canonicalize
5047 and unshare what is needed.
5048 (dataflow_set_different): If old_set and new_set use the same shared
5049 htab, they aren't different. If number of htab elements is different,
5050 htabs are different. Use shared_hash_*.
5051 (dataflow_set_destroy): Call shared_hash_destroy instead of
5053 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5054 second argument to dataflow_set_init.
5055 (vt_initialize): Likewise. Initialize shared_hash_pool and
5056 empty_shared_hash, move bb in/out initialization afterwards.
5057 Use variable_htab_free instead of NULL as changed_variables del hook.
5058 (variable_was_changed): Change type of second argument to pointer to
5059 dataflow_set. When inserting var into changed_variables, bump
5060 refcount. Unshare set->vars if set is shared htab and slot needs to
5062 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5063 lookup if set->vars is shared. Unshare set->vars if needed.
5064 Even ->refcount == 1 vars must be unshared if set->vars is shared
5065 and var needs to be modified. Adjust variable_was_changed caller.
5066 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5067 vars must be unshared if set->vars is shared and var needs to be
5068 modified. Adjust variable_was_changed caller.
5069 (emit_note_insn_var_location): Don't pool_free var.
5070 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5072 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5073 free_alloc_pool on shared_hash_pool.
5075 2009-06-20 Anthony Green <green@moxielogic.com>
5077 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5078 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5080 2009-06-20 Richard Guenther <rguenther@suse.de>
5082 * tree-ssa-structalias.c (find_func_aliases): For memset use
5083 a constraint from NULL if we memset to zero.
5084 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5085 we explicitly handle that do not read from memory.
5086 (call_may_clobber_ref_p_1): Properly handle builtins that may
5089 2009-06-20 Richard Guenther <rguenther@suse.de>
5091 PR tree-optimization/40495
5092 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5093 (new_scalar_tmp_constraint_exp): New function.
5094 (process_constraint): Do not create temporary decls.
5095 (process_all_all_constraints): Likewise.
5096 (handle_const_call): Likewise.
5097 (create_function_info_for): Do not set decl.
5099 2009-06-19 Ian Lance Taylor <iant@google.com>
5101 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5102 (rs6000_attribute_table): Make static; move before use.
5104 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5106 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5107 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5108 Propagate the TREE_READONLY flag without overwriting it.
5109 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5110 Propagate the TREE_READONLY flag onto the result.
5111 (process_call_operands): Move around. Use correct constant value.
5113 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5116 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5117 * config/arm/arm.md: Likewise.
5119 2009-06-19 Ian Lance Taylor <iant@google.com>
5121 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5122 to GIMPLE_ERROR_MARK.
5124 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5125 op2_original_type parameters. Warn about using different enum types.
5126 * c-parser.c (c_parser_conditional_expression): Pass original
5127 types to build_conditional_expr.
5128 * c-tree.h (build_conditional_expr): Update declaration.
5130 2009-06-19 Ian Lance Taylor <iant@google.com>
5132 * config/i386/i386.c (ix86_function_specific_save): Test that
5133 fields match values, rather than testing the values are in a
5136 2009-06-19 Richard Guenther <rguenther@suse.de>
5138 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5140 (ptr_derefs_may_alias_p): Likewise.
5141 (ptr_deref_may_alias_ref_p_1): New function.
5142 (ptr_deref_may_alias_ref_p): Likewise.
5143 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5144 covered by looking at the ESCAPED solution.
5145 (call_may_clobber_ref_p_1): Likewise.
5146 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5147 Handle NULL_TREE offset. Do not produce redundant constraints.
5148 (process_all_all_constraints): New helper function.
5149 (do_structure_copy): Use it.
5150 (handle_lhs_call): Likewise.
5151 (find_func_aliases): Handle some builtins with pointer arguments
5152 and/or return values explicitly.
5154 2009-06-19 Ian Lance Taylor <iant@google.com>
5156 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5158 2009-06-19 Ian Lance Taylor <iant@google.com>
5160 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5162 2009-06-19 Ian Lance Taylor <iant@google.com>
5164 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5165 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5168 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5169 uninitialized const.
5171 2009-06-19 Ian Lance Taylor <iant@google.com>
5173 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5176 * c-decl.c (in_struct, struct_types): Remove.
5177 (struct c_binding): Add in_struct field.
5178 (c_binding_ptr): Define type, along with VEC.
5179 (struct c_struct_parse_info): Define.
5180 (struct_parse_info): New static variable.
5181 (bind): Initialize in_struct field.
5182 (start_struct): Remove enclosing_in_struct and
5183 enclosing_struct_types parameters. Add
5184 enclosing_struct_parse_info parameter. Change all callers. Set
5185 struct_parse_info rather than in_struct and struct_types.
5186 (grokfield): If -Wc++-compat and there is a symbol binding for the
5187 field name, set the in_struct flag and push it on the
5188 struct_parse_info->fields vector.
5189 (warn_cxx_compat_finish_struct): New static function.
5190 (finish_struct): Remove enclosing_in_struct and
5191 enclosing_struct_types parameters. Add
5192 enclosing_struct_parse_info parameter. Change all callers. Don't
5193 set C_TYPE_DEFINED_IN_STRUCT here. Call
5194 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5195 parameter. Only push on struct_types if warn_cxx_compat.
5196 (finish_enum): Only push on struct_types if warn_cxx_compat.
5197 (declspecs_add_type): Add loc parameter. Change all callers.
5198 Change all error calls to error_at. Pass loc, not input_location,
5199 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5200 defined in a struct. If -Wc++-compat and parsing a struct, record
5201 that a typedef name was used.
5202 * c-parser.c (c_parser_declspecs): Get location to pass to
5204 (c_parser_struct_or_union_specifier): Update calls to start_struct
5206 * c-tree.h (struct c_struct_parse_info): Declare.
5207 (finish_struct, start_struct): Update declarations.
5208 (declspecs_add_type): Update declaration.
5210 2009-06-19 Ian Lance Taylor <iant@google.com>
5212 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5213 variable with an anonymous type.
5215 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5217 * see.c: Remove for real.
5219 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5221 * optabs.h (enum optab_index): Add new OTI_significand.
5222 (significand_optab): Define corresponding macro.
5223 * optabs.c (init_optabs): Initialize significand_optab.
5224 * genopinit.c (optabs): Implement significand_optab using
5225 significand?f2 patterns.
5226 * builtins.c (expand_builtin_mathfn): Handle
5227 BUILT_IN_SIGNIFICAND{,F,L}.
5228 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5229 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5231 * config/i386/i386.md (significandxf2, significand<mode>2): New
5232 expanders to implement significandf, significand and significandl
5233 built-ins as inline x87 intrinsics.
5235 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5237 * config/avr/avr.c (avr_override_options): Remove setting value of
5238 PARAM_INLINE_CALL_COST.
5240 2009-06-18 Richard Henderson <rth@redhat.com>
5243 * tree-pass.h (TDF_ASMNAME): New.
5244 * tree-dump.c (dump_options): Add asmname.
5245 * doc/invoke.texi: Document it.
5247 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5248 (dump_decl_name): ...here.
5249 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5250 (dump_generic_node): Update dump_function_name calls.
5251 (print_call_name): New flags arg; update all dump calls.
5252 * diagnostic.h (print_call_name): Update.
5253 * gimple-pretty-print.c (dump_gimple_call): Update.
5255 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5258 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5260 2009-06-18 Diego Novillo <dnovillo@google.com>
5262 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5263 * plugin.c (str_license): Declare.
5264 (try_init_one_plugin): Assert that the symbol
5265 'plugin_is_GPL_compatible' exists.
5267 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5270 * Makefile.in (OBJS-common): Remove see.o.
5272 * common.opt (fsee): Mark as preserved for backward compatibility.
5273 * opts.c (common_handle_option): Add OPT_fsee to the backward
5274 compatibility section.
5275 * passes.c (init_optimization_passes, pass_see): Remove pass.
5276 * timevar.def (TV_SEE): Remove.
5277 * tree-pass.h (pass_see): Remove declaration.
5278 * doc/invoke.texi (-fsee): Remove documentation.
5280 2009-06-18 Martin Jambor <mjambor@suse.cz>
5282 * tree-sra.c: Include statistics.h
5283 (sra_stats): New variable.
5284 (sra_initialize): Clear sra_stats.
5285 (create_access_replacement): Increment sra_stats.replacements.
5286 (get_access_replacement): Do not return twice.
5287 (analyze_all_variable_accesses): Increment statistics counter by the
5288 number of scalarized aggregates.
5289 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5290 (sra_modify_expr): Increment sra_stats.exprs.
5291 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5292 (sra_modify_assign): Increment sra_stats.exprs,
5293 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5294 (perform_intra_sra): Update statistics counters.
5295 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5297 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5299 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5300 (arm_scalar_mode_supported_p): New function.
5302 2009-06-18 Paul Brook <paul@codesourcery.com>
5303 Sandra Loosemore <sandra@codesourcery.com>
5305 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5306 (__extendhfsf2, __truncsfhf2): Define.
5307 * config/arm/fp16.c: New file.
5308 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5309 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5311 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5313 * doc/extend.texi (Half-Precision): New section.
5314 * doc/invoke.texi (Option Summary): List -mfp16-format.
5315 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5316 * config/arm/arm.opt (mfp16-format=): New.
5317 * config/arm/arm.c: Include intl.h.
5318 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5319 (TARGET_INVALID_RETURN_TYPE): Redefine.
5320 (TARGET_PROMOTED_TYPE): Redefine.
5321 (TARGET_CONVERT_TO_TYPE): Redefine.
5322 (arm_fp16_format): Define.
5323 (all_fpus): Add entry for neon-fp16.
5324 (fp_model_for_fpu): Likewise.
5325 (struct fp16_format): Declare.
5326 (all_fp16_formats): Define.
5327 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5329 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5331 (arm_legitimate_index_p): Treat HFmode like HImode.
5332 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5333 (coproc_secondary_reload_class): Special-case HFmode.
5334 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5335 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5336 (arm_init_fp16_builtins): New.
5337 (arm_init_builtins): Call it.
5338 (arm_invalid_parameter_type): New.
5339 (arm_invalid_return_type): New.
5340 (arm_promoted_type): New.
5341 (arm_convert_to_type).
5342 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5344 (arm_emit_fp16_const): New function.
5345 (arm_mangle_type): Mangle __fp16 as "Dh".
5346 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5348 (TARGET_NEON_FP16): New.
5349 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5350 (enum fputype): Add FPUTYPE_NEON_FP16.
5351 (enum arm_fp16_format_type): Declare.
5352 (arm_fp16_format): Declare.
5353 (LARGEST_EXPONENT_IS_NORMAL): Define.
5354 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5355 * config/arm/arm-modes.def (HFmode): Define.
5356 * config/arm/vfp.md: (*movhf_vfp): New.
5359 * config/arm/arm.md: (fpu): Add neon_fp16.
5360 (floatsihf2, floatdihf2): New.
5361 (fix_trunchfsi2, fix_trunchfdi2): New.
5365 (*arm32_movhf): New.
5366 (*thumb1_movhf): New.
5367 (consttable_2): Add check for HFmode constants.
5368 (consttable_4): Handle HFmode constants.
5370 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5372 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5374 2009-06-17 Olivier Hainque <hainque@adacore.com>
5376 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5377 const char ** conversion in AIX specific section.
5379 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5381 * config/i386/i386.c (ix86_special_builtin_type): Remove
5382 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5383 (bdesc_special_args): Updated.
5384 (ix86_init_mmx_sse_builtins): Likewise.
5385 (ix86_expand_special_args_builtin): Likewise.
5387 2009-06-17 Richard Henderson <rth@redhat.com>
5389 * tree-pretty-print.c (maybe_dump_asm_name): New.
5390 (dump_decl_name): Use it.
5391 (PRINT_FUNCTION_NAME): Merge into...
5392 (dump_function_name): ... here. Use maybe_dump_asm_name.
5394 2009-06-17 Cary Coutant <ccoutant@google.com>
5396 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5398 * debug.c (struct gcc_debug_hooks): Change placeholder for
5400 (debug_nothing_int_charstar_int): Replaced by...
5401 (debug_nothing_int_charstar_int_bool): ...this.
5402 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5403 source_line prototype.
5404 (debug_nothing_int_charstar_int): Replaced by...
5405 (debug_nothing_int_charstar_int_bool): ...this.
5406 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5407 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5408 Output is_stmt operand when necessary.
5409 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5410 (notice_source_line): Add is_stmt parameter.
5411 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5412 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5414 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5415 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5417 2009-06-17 Ian Lance Taylor <iant@google.com>
5419 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5421 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5424 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5426 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5427 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5428 tree_strip_sign_nop_conversions and
5429 tree_ssa_strip_useless_type_conversions rather than stripping
5430 the operations here.
5431 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5433 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5434 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5435 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5436 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5439 2009-06-17 Michael Eager <eager@eagercon.com>
5441 * config/rs6000/constraints.md (register_constraint "d"): New.
5442 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5443 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5444 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5445 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5446 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5447 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5448 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5449 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5450 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5451 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5453 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5454 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5455 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5456 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5457 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5458 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5459 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5460 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5461 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5462 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5463 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5464 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5465 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5466 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5468 2009-06-16 Ian Lance Taylor <iant@google.com>
5470 * profile.c (total_num_never_executed): Don't define.
5471 (compute_branch_probabilities): Don't count or print
5473 (init_branch_prob): Don't set total_num_never_executed.
5474 (end_branch_prob): Don't print total_num_never_executed.
5476 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5478 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5480 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5482 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5483 (nabstd2_fpr): Same.
5485 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5487 * expr.c (expand_assignment): Change complex type check.
5489 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5491 * doc/plugins.texi (Building GCC plugins): Added new section.
5493 2009-06-17 Ian Lance Taylor <iant@google.com>
5495 * c-pch.c (get_ident): Don't set size of templ array.
5496 (pch_init): Don't set size of partial_pch array.
5498 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5499 string constant to intialize an array whose size is the length of
5502 2009-06-17 Richard Guenther <rguenther@suse.de>
5504 PR tree-optimization/40389
5505 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5506 to addressable types.
5507 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5509 2009-06-17 Richard Guenther <rguenther@suse.de>
5512 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5513 if there is no evolution of left in the loop bail out.
5514 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5515 chrec_fold_multiply.
5517 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5518 Janis Johnson <janis187@us.ibm.com>
5521 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5522 for the symbol ref of a constant that is the source of a move
5523 - nor for any other not-obvious-label-ref constants.
5525 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5527 * plugin.c (position_pass): Skip newly inserted pass during list
5528 traversal to avoid repeated insertion.
5530 2009-06-16 Ian Lance Taylor <iant@google.com>
5532 * vec.h (VEC_stack_alloc): Define different version if
5533 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5534 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5535 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5536 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5538 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5540 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5542 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5543 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5544 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5545 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5546 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5547 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5548 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5549 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5550 __builtin_ia32_rdtscp.
5551 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5552 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5553 and __builtin_ia32_rorhi.
5554 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5555 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5556 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5557 (ix86_expand_args_builtin): Likewise.
5558 (ix86_expand_special_args_builtin): Likewise.
5560 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5561 (UNSPECV_RDTSC): Likewise.
5562 (UNSPECV_RDPMC): Likewise.
5563 (*bsr): Renamed to ...
5565 (*bsr_rex64): Renamed to ...
5569 (*rdpmc_rex64): Likewise.
5572 (*rdtsc_rex64): Likewise.
5574 (*rdtscp): Likewise.
5575 (*rdtscp_rex64): Likewise.
5577 * config/i386/ia32intrin.h: New.
5579 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5581 2009-06-16 Ian Lance Taylor <iant@google.com>
5583 * ira-build.c (copy_info_to_removed_store_destinations):
5584 Initialize parent_a.
5586 2009-06-16 Ian Lance Taylor <iant@google.com>
5588 * c-decl.c (grokdeclarator): Change size_varies to bool.
5590 2009-06-16 Ian Lance Taylor <iant@google.com>
5592 * sel-sched.c: Make forward declarations of move_op_hooks and
5593 fur_hooks explicitly extern.
5595 2009-06-16 Ian Lance Taylor <iant@google.com>
5597 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5598 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5600 2009-06-16 Ian Lance Taylor <iant@google.com>
5602 * resource.c (mark_referenced_resources): Change
5603 include_delayed_effects parameter to bool. Change all callers.
5604 (mark_end_of_function_resources): Likewise.
5605 * reorg.c (insn_references_resource_p): Likewise.
5606 (insn_sets_resource_p): Likewise.
5607 * resource.h (mark_referenced_resources): Update declaration.
5608 (mark_end_of_function_resources): Update declaration.
5610 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5612 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5614 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5616 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5617 GCC can bootstrap on AIX with GNU Binutils 2.20.
5619 2009-06-16 Ian Lance Taylor <iant@google.com>
5621 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5623 2009-06-16 Ian Lance Taylor <iant@google.com>
5625 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5626 inline, not extern inline.
5627 (exact_log2): Likewise.
5628 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5630 (exact_log2): Likewise, but don't test CTZ_HWI.
5632 2009-06-16 Ian Lance Taylor <iant@google.com>
5634 * bitmap.c (bitmap_clear): Don't declare as inline.
5635 * gimple.c (gimplify_assign): Likewise.
5636 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5637 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5638 (sched_scan_info): Remove duplicate definition.
5640 2009-06-16 Ian Lance Taylor <iant@google.com>
5642 * c-common.c (skip_evaluation): Don't define.
5643 (c_inhibit_evaluation_warnings): Define global variable.
5644 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5645 than skip_evaluation.
5646 (convert_and_check, warn_for_div_by_zero): Likewise.
5647 * c-common.h (skip_evaluation): Don't declare.
5648 (c_inhibit_evaluation_warnings): Declare.
5649 * c-parser.c (c_parser_typeof_specifier): Set
5650 c_inhibit_evaluation_warnings rather than skip_evaluation.
5651 (c_parser_conditional_expression): Likewise.
5652 (c_parser_binary_expression): Likewise.
5653 (c_parser_sizeof_expression): Likewise.
5654 (c_parser_alignof_expression): Likewise.
5655 * c-typeck.c (build_indirect_ref): Check
5656 c_inhibit_evaluation_warnings rather than skip_evaluation.
5657 (build_conditional_expr, build_binary_op): Likewise.
5659 2009-06-16 Richard Guenther <rguenther@suse.de>
5661 * tree-ssa-alias.c (is_escape_site): Remove.
5662 * tree-ssa-alias.h (enum escape_type): Remove.
5663 (is_escape_site): Likewise.
5664 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5665 via casts and asms without deferring to is_escape_site.
5667 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5670 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5671 use gen_lowpart if op0 has complex mode.
5673 2009-06-16 Richard Guenther <rguenther@suse.de>
5675 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5676 variables add them to ESCAPED.
5677 (find_func_aliases): Do not make all indirectly stored values escaped.
5679 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5681 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5684 2009-06-16 Martin Jambor <mjambor@suse.cz>
5686 PR tree-optimization/40432
5687 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5688 check whether we need to force gimple register operand.
5690 2009-06-16 Martin Jambor <mjambor@suse.cz>
5692 PR tree-optimization/40413
5693 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5694 build_ref_for_offset.
5695 (propagate_subacesses_accross_link): Fix a typo in a comment.
5697 2009-06-16 Ira Rosen <irar@il.ibm.com>
5699 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5700 with additional parameter.
5701 * tree-vectorizer.h (enum vect_def_type): Add new value
5703 (enum vect_relevant): Add comments.
5704 (vect_is_simple_reduction): Add new argument.
5705 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5706 Detect nested cycles.
5707 (vect_is_simple_reduction): Update documentation, add an argument to
5708 distinguish inner-loop reduction from nested cycle, detect nested
5709 cycles, fix printings and indentation, don't swap operands in case
5711 (get_initial_def_for_reduction): Handle subtraction.
5712 (vect_create_epilog_for_reduction): Add new argument to specify
5714 (vect_finalize_reduction): Handle subtraction, fix comments.
5715 (vectorizable_reduction): Handle nested cycles. In case of nested
5716 cycle keep track of the reduction variable position. Call
5717 vect_is_simple_reduction with additional parameter. Use original
5718 statement code in reduction epilogue for nested cycle. Call
5719 vect_create_epilog_for_reduction with additional parameter.
5720 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5721 inner-loop vectorization.
5722 (vect_recog_widen_sum_pattern): Likewise.
5723 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5725 (vect_mark_stmts_to_be_vectorized): Likewise.
5726 (vect_get_vec_def_for_operand): Handle nested cycles.
5728 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5730 * doc/invoke.texi (Debugging Options): Fix option index entries
5731 for -fdump-statistics, -frandom-seed add entries for
5732 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5733 (FRV Options): Fix entries for -mTLS, -mtls.
5734 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5735 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5736 (M68hc1x Options): Fix @itemx for -mnominmax.
5737 (MCore Options): Fix entry for -mno-lsim.
5738 (MMIX Options): Fix entry for -mabi=mmixware.
5739 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5741 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5743 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5744 Mention the plugin mode of gengtype.
5745 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5746 * gengtype.c: Updated copyright.
5747 (plugin_files, nb_plugin_files) Added new static variables.
5748 (measure_input_list) Care about plugin_files.
5749 (write_rtx_next): Added early return in plugin mode.
5750 (create_file): Updated copyright year in generated file. Added
5752 (oprintf): Added early return if NULL outf.
5753 (get_output_file_with_visibility): Care of plugin_files.
5754 (get_output_file_name): May return null.
5755 (write_local): Added early return.
5756 (put_mangled_filename): Ditto.
5757 (finish_root_table): Added check for base_files.
5758 (write_roots): Care about null when plugins.
5759 (main): Added plugin mode.
5761 2009-06-15 Ian Lance Taylor <iant@google.com>
5763 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5764 * gcov.c (read_count_file): Add braces around variables declared
5767 * c.opt (Wjump-misses-init): New warning.
5768 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5769 -Wall and -Wc++-compat if not already set.
5770 (c_common_post_options): Clear warn_jump_misses_init if it was not
5772 * c-decl.c (struct c_binding): Change type field to a union with
5773 new label field. Make it the first field in the struct. Update
5774 references to type to use u.type instead.
5775 (struct c_spot_bindings): Define.
5776 (struct c_goto_bindings): Define.
5777 (c_goto_bindings_p): Define, along with VECs.
5778 (struct c_label_vars): Define.
5779 (struct c_scope): Add has_label_bindings field.
5780 (bind_label, set_spot_bindings): New static functions.
5781 (decl_jump_unsafe, update_spot_bindings): New static functions.
5782 (update_label_decls): New static function.
5783 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5784 Update binding u.label field to shadowed field.
5785 (c_binding_start_stmt_expr): New function.
5786 (c_binding_end_stmt_expr): New function.
5787 (pushdecl): Don't call c_begin_vm_scope.
5788 (make_label): Add defining and p_label_vars parameters. Change
5790 (lookup_label): Correct test for whether a label has not yet been
5791 defined. Call bind_label rather than bind.
5792 (warn_about_goto): New static function.
5793 (lookup_label_for_goto): New function.
5794 (declare_label): Call bind_label rather than bind.
5795 (check_earlier_gotos): New static function.
5796 (define_label): Don't give errors about jumping into statement
5797 expressions or scopes of variably modified types. Call
5798 set_spot_bindings and check_earlier_gotos. Call bind_label
5799 instead of bind. Don't set label_context_stack_se or
5800 label_context_stack_vm.
5801 (c_get_switch_bindings): New function.
5802 (c_release_switch_bindings): New function.
5803 (c_check_switch_jump_warnings): New function.
5804 (start_function): Don't set label_context_stack_se or
5805 label_context_stack_vm.
5806 (finish_function): Likewise.
5807 * c-typeck.c (label_context_stack_se): Don't define.
5808 (label_context_stack_vm): Don't define.
5809 (c_finish_goto_label): Call lookup_label_for_goto rather than
5810 lookup_label. Don't give errors about jumping into a statement
5811 expression or the scope of a variably modified type. Don't set
5812 label_context_stack_se or label_context_stack_vm.
5813 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5814 fields. Add bindings field.
5815 (c_start_case): Don't set deleted fields. Set bindings field.
5816 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5817 or blocked_vm. Call c_check_switch_jump_warnings.
5818 (c_finish_case): Don't test blocked_stmt_expr field. Call
5819 c_release_switch_bindings.
5820 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5821 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5822 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5823 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5824 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5825 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5826 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5827 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5828 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5829 (C_DECL_UNJUMPABLE_VM): Don't define.
5830 (C_DECL_UNDEFINABLE_VM): Don't define.
5831 (struct c_label_list): Don't define.
5832 (struct c_label_context_se): Don't define.
5833 (struct c_label_context_vm): Don't define.
5834 (struct c_spot_bindings): Declare.
5835 (c_bindings_start_stmt_expr): Declare.
5836 (c_bindings_end_stmt_expr): Declare.
5837 (lookup_label_for_goto): Declare.
5838 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5839 (c_check_switch_jump_warnings): Declare.
5840 (label_context_stack_se, label_context_stack_vm): Don't declare.
5841 (c_finish_goto_label): Update declaration.
5842 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5843 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5844 (Warning Options): Document -Wjump-misses-init.
5846 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5848 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5851 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5853 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5855 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5857 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5859 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5861 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5863 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5865 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5866 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5867 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5868 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5869 * dwarf2asm.c (dw2_force_const_mem): Update call to
5871 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5872 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5873 * langhooks.c (lhd_comdat_group): Remove.
5874 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5875 * tree.h (DECL_COMDAT_GROUP): New.
5876 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5877 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5878 (make_decl_one_only): Change signature.
5879 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5881 (make_decl_one_only): Change signature.
5882 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5884 2009-06-15 Richard Guenther <rguenther@suse.de>
5887 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5889 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5891 * tree-ssa-math-opts.c: Remove extra divide.
5893 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5895 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5897 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5899 * passes.c: Add bswap pass.
5900 * tree-pass.h: Add pass_optimize_bswap declaration.
5901 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5902 Include rtl.h, expr.h and optabs.h for optab_handler check.
5903 (struct symbolic_number, pass_optimize_bswap): New definition.
5904 (do_shift_rotate, verify_symbolic_number_p): New functions.
5905 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5906 (gate_optimize_bswap): New function.
5907 * tree.c (widest_int_cst_value): New function.
5908 * tree.h (widest_int_cst_value): Prototype added.
5910 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5912 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5913 REG_EQUAL/REG_EQUIV notes.
5915 2009-06-14 Richard Guenther <rguenther@suse.de>
5918 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5919 has its address taken if NRV was applied and it is addressable.
5920 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5921 function split out from ...
5922 (get_constraint_for_1): ... here.
5923 (handle_rhs_call): Use it to mark the return slot escaped if
5924 it is addressable and NRV was applied.
5926 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5928 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5929 Change first argument type to location_t.
5930 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5931 Do not set input_location.
5932 Use loc instead of input_location throughout.
5934 2009-06-13 Richard Guenther <rguenther@suse.de>
5936 PR tree-optimization/40421
5937 * tree-predcom.c (should_unroll_loop_p): Remove.
5938 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5940 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5942 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5943 Add location argument.
5945 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5947 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5949 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5950 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5951 * config/spu/spu-protos.h: Add location to
5952 spu_resolve_overloaded_builtin.
5953 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5954 spu_build_builtin_va_list.
5955 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5956 argument. Pass location to build_function_call_vec.
5957 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5959 (emit_fpu_switch): Same.
5960 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5961 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5962 to build_decl and create_artificial_label.
5963 (xtensa_gimplify_va_arg_expr): Same.
5964 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5965 (xstormy16_gimplify_va_arg_expr): Same.
5966 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5967 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5968 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5969 (mips16_build_function_stub): Same.
5970 (mips16_build_call_stub): Same.
5972 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5975 * arm/constraints.md (Pa, Pb): New constraints.
5976 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5977 split pattern to deal with them.
5979 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5981 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5982 fix index entry for -Xpreprocessor.
5984 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5986 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5987 Add location argument to build_decl call.
5988 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5989 (rs6000_init_builtins): Same.
5990 (spe_init_builtins): Same.
5991 (rs6000_gimplify_va_arg): Add location argument to
5992 create_artificial_label call.
5994 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5996 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5997 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5998 * Makefile.in: Fix GGC dependency for gcse.o.
6000 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6002 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6003 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6004 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6006 * c-parser.c (c_parser_binary_expression): Use current column while
6007 building binary operations.
6008 * common.opt (fshow-column): Enable by default.
6009 * tree-vrp.c (check_array_ref): Use warning_at.
6010 (check_array_bounds): Use location from call back if expr has no
6012 * tree.h: Add location argument to maybe_fold_*.
6013 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6014 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6015 (maybe_fold_offset_to_component_ref): Same.
6016 (maybe_fold_offset_to_reference): Same.
6017 (maybe_fold_offset_to_address): Same.
6018 (maybe_fold_stmt_indirect): Same.
6019 (maybe_fold_stmt_addition): Same.
6020 (fold_stmt_r): Pass location to maybe_fold_*.
6021 (fold_gimple_assign): Same.
6022 * c-tree.h: Add location argument to finish_decl,
6023 default_function_array_conversion, store_init_value.
6024 * c-decl.c (define_label): Use error_at.
6025 (c_make_fname_decl): Pass location to finish_decl.
6026 (finish_decl): New location argument.
6027 (build_compound_literal): Pass location to store_init_value.
6028 (grokdeclarator): Pass location to finish_decl.
6030 * c-typeck.c (array_to_pointer_conversion): New location argument.
6031 (function_to_pointer_conversion): Same.
6032 (default_function_array_conversion): Same.
6033 (parser_build_unary_op): Pass location to overflow_warning.
6034 (parser_build_binary_op): Same. Use warning_at.
6035 (build_unary_op): Pass location to array_to_pointer_conversion.
6036 (build_c_cast): Pass location to digest_init.
6037 (build_modify_expr): New location argument.
6038 (convert_for_assignment): Same.
6039 (store_init_value): Same.
6040 (digest_init): Same.
6041 (output_init_element): Pass location to digest_init and
6042 array_to_pointer_conversion.
6043 (c_finish_return): Pass location to convert_for_assignment.
6044 * gimplify.c (gimplify_conversion): Pass location to
6045 maybe_fold_offset_to_address.
6046 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6047 to maybe_fold_stmt_addition.
6048 * c-omp.c (c_finish_omp_atomic): Pass new location to
6050 (c_finish_omp_for): Same.
6051 * c-common.c (overflow_warning): New argument.
6052 * c-common.h: New argument to build_modify_expr, overflow_warning.
6053 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6055 (c_parser_initializer): Pass location to
6056 default_function_array_conversion.
6057 (c_parser_initelt): Same.
6058 (c_parser_initval): Same.
6059 (c_parser_asm_operands): Same.
6060 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6061 (c_parser_conditional_expression): Same.
6062 (c_parser_binary_expression): Add location info to stack. Use it.
6063 (c_parser_unary_expression): Pass location to
6064 default_function_array_conversion, parser_build_unary_op,
6065 build_indirect_ref, c_parser_postfix_expression_after_primary.
6066 (c_parser_postfix_expression_after_primary): New location argument.
6068 (c_parser_expression_conv): Pass location to
6069 default_function_array_conversion.
6070 (c_parser_expr_list): Same.
6071 (c_parser_omp_atomic): Same.
6072 (c_parser_omp_for_loop): Same.
6073 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6074 (build_array_declarator): New argument.
6075 * c-decl.c (build_array_declarator): Add location argument.
6076 (grokdeclarator): Set id_loc for cdk_array.
6077 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6078 build_array_declarator.
6079 * tree.c (build_omp_clause): Add location argument.
6080 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6081 (OMP_CLAUSE_LOCATION): New macro.
6082 (struct tree_omp_clause): Add location field.
6083 (build_omp_clause): Add argument.
6084 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6085 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6087 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6088 (cp_parser_omp_clause_collapse): Same.
6089 (cp_parser_omp_clause_default): Same.
6090 (cp_parser_omp_clause_if): Same.
6091 (cp_parser_omp_clause_nowait): Same.
6092 (cp_parser_omp_clause_num_threads): Same.
6093 (cp_parser_omp_clause_ordered): Same.
6094 (cp_parser_omp_clause_schedule): Same.
6095 (cp_parser_omp_clause_untied): Same.
6096 (cp_parser_omp_for_loop): Same.
6097 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6098 * c-tree.h (c_start_case): Add location argument.
6099 (c_process_expr_stmt): Same.
6100 (c_finish_goto_*): Same.
6101 * tree-parloops.c (initialize_reductions): Pass location to
6103 (create_parallel_loop): Same.
6104 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6105 (gfc_trans_omp_reduction_list): Same.
6106 (gfc_trans_omp_clauses): Same.
6107 (gfc_trans_omp_do): Same.
6108 * c-typeck.c (c_finish_goto_label): Same.
6109 (c_finish_goto_ptr): New location argument.
6110 (c_start_case): Same.
6111 (emit_side_effect_warnings): Same.
6112 (c_process_expr_stmt): Same.
6113 (c_finish_stmt_expr): Same.
6114 (c_finish_omp_clauses): Use error_at instead of error.
6115 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6117 * c-omp.c (c_split_parallel_clauses): New location argument.
6118 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6119 to build_omp_clause.
6120 (convert_local_reference_stmt): Same.
6121 (convert_gimple_call): Same.
6122 * c-common.h (c_split_parallel_clauses): New argument.
6123 * c-parser.c (c_parser_statement_after_labels): Pass location to
6124 c_finish_goto_label.
6125 (c_parser_switch_statement): Pass location to c_start_case.
6126 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6127 and c_process_expr_stmt.
6128 (c_parser_omp_variable_list): Add location argument.
6129 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6130 (c_parser_omp_clause_default): Same.
6131 (c_parser_omp_clause_if): Same.
6132 (c_parser_omp_clause_num_threads): Same.
6133 (-c_parser_omp_clause_ordered): Same.
6134 (c_parser_omp_clause_reduction): Pass location to
6135 c_parser_omp_variable_list.
6136 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6137 (c_parser_omp_clause_untied): Same.
6138 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6139 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6141 * c-tree.h (check_for_loop_decls, undeclared_variable,
6142 build_component_ref, build_array_ref, build_external_ref,
6143 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6144 build_conditional_expr, build_compound_expr, c_cast_expr,
6145 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6146 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6148 * c-semantics.c (build_stmt): Same.
6149 (build_case_label): Same.
6150 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6151 (undeclared_variable): New argument.
6153 (lookup_label): Pass location on down.
6154 (define_label): Same.
6155 (finish_decl): Same.
6156 (build_compound_literal): Same.
6157 (finish_struct): Same.
6158 (finish_function): Do not set location here.
6159 (check_for_loop_decls): New argument.
6160 * tree.c (save_expr): Set location.
6161 (build_empty_stmt): New argument.
6162 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6163 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6164 * builtins.c (gimplify_va_arg_expr): Use locations.
6165 (expand_builtin_sync_operation): Same.
6166 * c-typeck.c (build_component_ref): New argument.
6167 (build_array_ref): Same.
6168 (build_external_ref): Same.
6169 (c_expr_sizeof_expr): Same.
6170 (c_expr_sizeof_type): Same.
6171 (parser_build_unary_op): Same.
6172 (build_conditional_expr): Same.
6173 (build_compound_expr): Pass location on down.
6174 (build_compound_expr): New argument.
6175 (build_c_cast): Same.
6176 (c_cast_expr): Same.
6177 (build_asm_expr): Same.
6178 (c_finish_return): Same.
6179 (c_process_expr_stmt): Pass location on down.
6180 (c_finish_stmt_expr): New argument.
6181 (push_clenaup): Same.
6182 (c_finish_omp_parallel): Same.
6183 (c_finish_omp_task): Same.
6184 * gimplify.c (gimplify_call_expr): Pass location on down.
6185 * c-omp.c (c_finish_omp_master): New argument.
6186 (c_finish_omp_critical): Same.
6187 (c_finish_omp_ordered): Same.
6188 (c_finish_omp_barrier): Same.
6189 (-c_finish_omp_taskwait): Same.
6190 (c_finish_omp_atomic): Same.
6191 (c_finish_omp_flush): Same.
6192 * tree-inline.c (copy_tree_body_r): Pass location on down.
6193 (inline_forbidden_p): Remove use of input_location.
6194 * c-gimplify.c (c_build_bind_expr): New argument.
6195 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6196 (c_sizeof_or_alignof_type): New argument.
6197 (c_alignof_expr): Same.
6198 (build_va_arg): Same.
6199 (c_add_case_label): Same.
6200 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6201 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6202 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6203 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6204 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6205 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6207 * stub-objc.c (objc_build_selector_expr): Same.
6208 (objc_build_throw_stmt): Same.
6209 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6210 (c_parser_initelt): Same.
6211 (c_parser_compound_statement): Same.
6212 (c_parser_compound_statement_nostart): Same.
6213 (c_parser_label): Same.
6214 (c_parser_statement_after_labels): Same.
6215 (c_parser_if_body): Same.
6216 (c_parser_else_body): Same.
6217 (c_parser_if_statement): Same.
6218 (c_parser_switch_statement): Same.
6219 (c_parser_while_statement): Same.
6220 (c_parser_do_statement): Same.
6221 (c_parser_for_statement): Same.
6222 (c_parser_asm_statement): Same.
6223 (c_parser_conditional_expression): Same.
6224 (c_parser_binary_expression): Same.
6225 (c_parser_cast_expression): Same.
6226 (c_parser_unary_expression): Same.
6227 (c_parser_sizeof_expression): Same.
6228 (c_parser_alignof_expression): Same.
6229 (c_parser_postfix_expression): Same.
6230 (c_parser_expression): Same.
6231 (c_parser_objc_receiver): Same.
6232 (c_parser_omp_variable_list): Same.
6233 (c_parser_omp_structured_block): Same.
6234 (c_parser_omp_atomic): New argument.
6235 (c_parser_omp_barrier): Same.
6236 (c_parser_omp_critical): Same.
6237 (c_parser_omp_flush): Pass location on down.
6238 (c_parser_omp_for_loop): New argument.
6239 (c_parser_omp_for): Same.
6240 (c_parser_omp_master): Same.
6241 (c_parser_omp_ordered): Same.
6242 (c_parser_omp_sections_scope): Same.
6243 (c_parser_omp_sections): Same.
6244 (c_parser_omp_parallel): Same.
6245 (c_parser_omp_single): Same.
6246 (c_parser_omp_task): Same.
6247 (c_parser_omp_taskwait): Pass location on down.
6248 (c_parser_omp_construct): Same.
6249 (c_parser_omp_threadprivate): Same.
6250 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6251 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6252 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6253 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6254 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6255 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6256 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6257 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6258 config/i386/i386.c, stmt.c:
6259 Add location argument to the following function definitions and/or
6260 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6261 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6262 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6263 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6264 do_case, c_finish_bc_stmt, build_compound_literal,
6265 build_function_call.
6266 * c-decl.c (build_compound_literal): Add location argument.
6267 Make all diagnostic calls use location.
6268 (start_struct): Same.
6269 (finish_struct): Same.
6271 (build_enumerator): Same.
6272 (start_function): Same.
6273 (grokdeclarator): Make all diagnostic calls use location.
6274 (store_parm_decls_oldstyle): Same.
6275 * c-typeck.c (build_function_call): Add location argument.
6276 Make all diagnostic calls use location.
6278 (c_finish_bc_stmt): Same.
6279 * tree-nested.c (get_trampoline_type): Add argument.
6280 Pass location to build_decl.
6281 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6282 * rtl.h (RTL_LOCATION): New.
6283 * c-common.c (c_add_case_label): Add location argument.
6284 Make all diagnostic calls use location.
6285 * c-common.h: Add location argument to make_fname_decl, do_case,
6286 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6287 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6288 Set it appropriately for every case. Pass enum_loc to start_enum
6289 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6291 (c_parser_struct_or_union_specifier): Save location. Use it for
6292 start_struct, finish_struct, and parser_xref_tag.
6294 2009-06-12 Ian Lance Taylor <iant@google.com>
6296 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6298 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6299 cpp_opts->warn_cxx_operator_names.
6301 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6304 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6305 is returns NULL and OP is a VCE, look through the VCE.
6307 2009-06-12 Ian Lance Taylor <iant@google.com>
6310 * collect2.c (main): Use CONST_CAST2 in code inside #if
6311 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6313 2009-06-12 Joey Ye <joey.ye@intel.com>
6316 * cfgexpand.c (get_decl_align_unit): Update
6317 max_used_stack_slot_alignment with align instead of
6318 stack_alignment_needed.
6320 * function.c (assign_stack_local_1): Update
6321 max_used_stack_slot_alignment with alignment_in_bits instead
6322 of stack_alignment_needed.
6323 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6326 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6328 * dwarf2out.c (last_var_location_insn): New variable.
6329 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6330 (dwarf2out_var_location): Don't record anything after last real
6331 insn. Only change labels if there were any real instructions
6332 in between last note and this one, or if changed sections.
6334 2009-06-11 Richard Henderson <rth@redhat.com>
6336 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6337 note when storing the frame pointer in a register.
6338 (FRP): Don't redefine to nothing for epilogue.
6339 (alpha_expand_epilogue): Mark register and sp restores.
6340 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6342 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6343 when gen_lowpart is needed.
6345 2009-06-11 Richard Henderson <rth@redhat.com>
6347 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6349 * dwarf2out.c (need_data_align_sf_opcode): New.
6350 (div_data_align): Move earlier.
6351 (def_cfa_1, reg_save): Use it.
6353 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6355 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6356 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6357 (ix86_handle_option): Handle OPT_mcrc32.
6358 (ix86_target_string): Add -mcrc32.
6359 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6361 * config/i386/i386.h (TARGET_CRC32): New.
6363 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6364 (sse4_2_crc32di): Likewise.
6366 * config/i386/i386.opt (mcrc32): New.
6368 * doc/invoke.texi: Document -mcrc32.
6370 2009-06-11 Richard Henderson <rth@redhat.com>
6372 * common.opt (gdwarf-): Accept a version number.
6373 * doc/invoke.texi (gdwarf-): Update docs.
6374 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6375 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6376 version level, and record it.
6378 * dwarf2.h (DW_CIE_VERSION): Remove.
6379 * dwarf2out.c (DWARF_VERSION): Remove.
6380 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6381 (output_call_frame_info): Use CIE version 3 for dwarf3,
6382 or if the return register column is out of range for version 1.
6383 (dwarf_stack_op_name): Add all dwarf3 values.
6384 (DEBUG_PUBTYPES_SECTION): New.
6385 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6386 encoding change for dwarf3.
6387 (output_die) [dw_val_class_die_ref]: Likewise.
6388 (output_compilation_unit_header): Emit correct version for dwarf3.
6389 (output_line_info): Likewise.
6390 (output_pubnames): Update for DWARF_VERSION removal.
6391 (output_aranges): Likewise.
6392 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6393 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6394 (dwarf2out_finish): Likewise.
6396 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6398 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6401 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6404 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6405 * builtins.c (expand_builtin_unreachable): New function.
6406 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6407 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6408 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6410 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6411 searching for missing barriers.
6413 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6415 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6416 when -fprofile-generate* was passed.
6417 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6419 2009-06-11 Anthony Green <green@moxielogic.com>
6421 * config/moxie/moxie.md: Define length attribute for all instructions.
6423 (*b<cond:code>): Support limited branch ranges for new PC-relative
6424 branch instructions.
6425 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6427 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6429 * config/i386/i386.c (min_insn_size): Use get_attr_length
6430 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6433 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6434 instead of emit_insn_before.
6436 2009-06-10 Ian Lance Taylor <iant@google.com>
6439 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6442 2009-06-10 Revital Eres <eres@il.ibm.com>
6444 * passes.c (init_optimization_passes): Reschedule
6445 predictive-commoning pass before complete unroll pass.
6447 2009-06-10 Martin Jambor <mjambor@suse.cz>
6449 * cgraph.c (cgraph_node_can_be_local_p): New function.
6450 (cgraph_make_node_local): New function.
6451 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6452 (cgraph_make_node_local): Declare.
6454 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6456 * tree.h (tree_base): Add packed_flag and user_align fields.
6457 Decrease size of spare field.
6458 (TYPE_USER_ALIGN): Use user_align from tree_base.
6459 (DECL_USER_ALIGN): Likewise.
6460 (TYPE_PACKED): Use packed_flag from tree_base.
6461 (DECL_PACKED): Likewise.
6462 (tree_type): Delete packed_flag and user_align fields. Widen
6463 precision field. Widen mode field and shuffle fields to align
6464 mode on an 8-bit boundary.
6465 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6466 Renumber decl_flag_* fields. Fix comments. Widen
6467 decl_common_unused field.
6468 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6469 (DECL_EXTERNAL): Likewise.
6470 (DECL_BIT_FIELD): Likewise.
6471 (DECL_NONADDRESSABLE_P): Likewise.
6472 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6473 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6475 2009-06-10 Ian Lance Taylor <iant@google.com>
6477 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6478 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6479 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6480 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6481 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6482 DEF_VEC_ALLOC_FUNC_P.
6483 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6484 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6485 DEF_VEC_ALLOC_FUNC_O.
6486 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6487 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6488 DEF_VEC_ALLOC_FUNC_I.
6489 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6490 (vec_stack_p_reserve_exact_1): Declare.
6491 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6492 (vec_stack_free): Declare.
6493 (VEC_stack_alloc): Define.
6494 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6495 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6496 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6497 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6499 (stack_vecs): New static variable.
6500 (vec_stack_p_reserve_exact_1): New function.
6501 (vec_stack_o_reserve_1): New static function.
6502 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6503 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6504 (vec_stack_free): New function.
6505 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6506 (VEC_df_ref_stack_alloc): Define.
6507 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6508 DEF_VEC_ALLOC_P_STACK.
6509 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6510 (struct df_collection_rec): Change _vec fields to VEC. Remove
6512 (df_free_collection_rec): Adjust for new fields.
6513 (df_insn_rescan): Use new df_collection_rec fields.
6514 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6515 (df_ref_create_structure, df_ref_record): Likewise.
6516 (df_get_conditional_uses, df_get_call_refs): Likewise.
6517 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6518 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6519 (df_record_exit_block_uses, df_bb_verify): Likewise.
6520 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6521 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6522 Remove count parameter. Change return type to void. Change all
6524 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6525 Remove count parameter. Change return type to void. Change all
6527 (df_install_refs): Change old_vec parameter to VEC. Remove count
6528 parameter. Change all callers.
6529 (df_install_mws): Change old_vec parameter to VEC. Remove count
6530 parameter. Change all callers.
6531 (df_refs_verify): Change new_rec parameter to VEC. Change call
6533 (df_mws_verify): Likewise.
6535 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6537 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6539 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6541 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6543 2009-06-10 Anthony Green <green@moxielogic.com>
6545 * config/moxie/crti.asm: New file.
6546 * config/moxie/crtn.asm: New file.
6547 * config/moxie/moxie.c: New file.
6548 * config/moxie/moxie.h: New file.
6549 * config/moxie/sfp-machine.h: New file.
6550 * config/moxie/moxie-protos.h: New file.
6551 * config/moxie/t-moxie: Created.
6552 * config/moxie/t-moxie-softfp: Created.
6553 * config/moxie/moxie.md: Created.
6554 * config/moxie/constraints.md: Created.
6555 * config.gcc: Add moxie support.
6556 * doc/md.texi (Machine Constraints): Add moxie constraints.
6557 * doc/contrib.texi (Contributors): Mention moxie port.
6558 * doc/install.texi (Specific): Mention the moxie port.
6560 2009-06-09 Ian Lance Taylor <iant@google.com>
6562 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6564 * optabs.c (optab_table): Only use designated initializers if
6565 HAVE_DESIGNATED_INITIALIZERS is defined.
6566 (convert_optab_table): Likewise.
6567 (init_optabs): Always call init_insn_codes if
6568 HAVE_DESIGNATED_INITIALIZERS is not defined.
6570 2009-06-09 Ian Lance Taylor <iant@google.com>
6572 * targhooks.c (default_builtin_vectorized_function): Change fn
6573 parameter to unsigned int.
6574 (default_builtin_vectorized_conversion): Change code parameter to
6576 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6577 * targhooks.h: Update declarations.
6578 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6579 parameter to unsigned int.
6581 * c-typeck.c (comptypes_check_enum_int): New static function.
6582 (comptypes_internal): Add enum_and_int_p parameter. Change all
6584 (comp_target_types): Add location parameter. Change all callers.
6585 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6587 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6588 (build_conditional_expr): Add colon_loc parameter. Change all
6590 (convert_for_assignment): Add location parameter. Change all callers.
6591 * c-parser.c (c_parser_conditional_expression): Pass location of
6592 colon to build_conditional_expr.
6593 * c-tree.h (build_conditional_expr): Update declaration.
6595 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6597 * graphite.c: Revert previous patch.
6599 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6602 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6604 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6606 * tree-ssa-loop-prefetch.c
6607 (loop_prefetch_arrays): Fixed a portability problem in printf format
6610 2009-06-09 Martin Jambor <mjambor@suse.cz>
6612 PR tree-optimization/40351
6613 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6614 refrence to a potential artifical subaccess can be constructed.
6616 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6618 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6619 (sh_override_options): Likewise.
6620 * config/sh/sh.c: Include params.h.
6621 (sh_optimization_options): New.
6622 (sh_override_options): Likewise.
6623 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6624 (OVERRIDE_OPTIONS): Use sh_override_options.
6626 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6628 * dwarf2out.c (emit_cfa_remember): New variable.
6629 (add_fde_cfi): If emit_cfa_remember, recurse to add
6630 DW_CFA_remember_state first.
6631 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6632 instead just set emit_cfa_remember.
6634 2009-06-08 Jan Hubicka <jh@suse.cz>
6637 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6639 2009-06-08 Jan Hubicka <jh@suse.cz>
6642 * cgraphunit.c (save_inline_function_body): Do not copy transform
6643 hooks for saved inline bodies.
6644 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6647 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6649 * jump.c (returnjump_p): Handle delayed branches. Add missing
6652 2009-06-08 Jan Hubicka <jh@suse.cz>
6655 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6656 original node might've been modified.
6657 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6659 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6661 * tree-object-size.c (addr_object_size): Add OSI argument.
6662 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6663 (compute_builtin_object_size, expr_object_size): Adjust callers.
6664 (plus_stmt_object_size): Call addr_object_size instead of
6665 compute_builtin_object_size.
6667 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6668 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6670 * tree-ssa-loop-prefetch.c
6671 (gather_memory_references): Introduced a counter for the number of
6673 (anything_to_prefetch_p): Introduced a counter for the number of
6675 (is_loop_prefetching_profitable): New function with a cost model
6677 (loop_prefetch_arrays): Use the new cost model to determine if
6678 prefetching is profitable.
6679 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6680 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6681 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6682 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6683 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6684 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6686 2009-06-08 Michael Matz <matz@suse.de>
6689 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6690 partitions use the same.
6691 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6692 for basevars of SSA_NAMEs.
6693 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6694 to not expand them twice.
6695 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6698 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6700 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6701 (fdump-final-insns=, gtoggle): New.
6702 * doc/invoke.texi: Document them.
6703 * final.c (rest_of_clean_state): Dump final insn stream.
6704 * gcc.c (invoke_as): Hook in -fcompare-debug.
6705 (static_spec_functions): Add compare-debug-dump-opt,
6706 compare-debug-self-opt and compare-debug-auxbase-opt.
6707 (compare_debug, compare_debug_second, compare_debug_opt): New.
6708 (switches_debug_check, n_switches_debug_check): New.
6709 (debug_auxbase_opt, debug_check_temp_file): New.
6710 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6712 (do_self_spec): Handle arguments after switches.
6713 (do_spec_1): Add .gk extension to temp file basenames for compare.
6714 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6715 (cc1_options): Use it instead of normal auxbase computation for
6716 the second compare-debug compilation.
6717 (compare_files): New.
6718 (main): Set up and implement compare debug mode.
6719 (compare_debug_dump_opt_spec_function): New.
6720 (compare_debug_self_opt_spec_function): New.
6721 (compare_debug_auxbase_opt_spec_function): New.
6722 * toplev.c (process_options): Handle flag_gtoggle,
6723 flag_dump_final_insns.
6724 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6725 during -fcompare-debug-second compilation.
6727 2009-06-07 Ian Lance Taylor <iant@google.com>
6729 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6730 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6732 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6733 with no default node. Change warning with %H to warning_at.
6734 Don't clear warn_switch around case checking.
6735 * doc/invoke.texi (Warning Options): Clarify distinction between
6736 -Wswitch and -Wswitch-enum.
6738 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6740 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6742 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6744 * gbl-ctors.h: Add header guard.
6746 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6748 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6749 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6750 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6751 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6752 prototypes for removed functions.
6753 (expressions_equal_p): Move to ...
6754 * tree-ssa-sccvn.h: ... here and ...
6755 * matrix-reorg.c: ... adjust includes.
6757 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6759 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6761 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6763 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6764 (finish_function): Remove erroneous whitespace.
6766 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6768 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6769 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6771 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6773 * errors.c (internal_error): Commentary typo fix.
6774 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6775 * tree-ssa-pre.c: Ditto.
6777 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6779 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6780 them is supposed to hold actual statements.
6782 2009-06-06 Ian Lance Taylor <iant@google.com>
6784 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6785 empty statements can now have attributes.
6787 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6789 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6790 * config/mips/mips.md: Ditto.
6792 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6794 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6796 (__eabi_uconvert): Likewise.
6798 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6800 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6801 CFI_* definitions with IN_GCC.
6803 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6805 * xcoffout.h (xcoffout_source_line): Update prototype.
6807 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6809 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6810 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6812 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6815 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6816 inlined_function_outer_scope_p blocks for artificial inlines
6818 * tree.c (tree_nonartificial_location): Rewrite using
6819 block_nonartificial_location.
6821 2009-06-05 Revital Eres <eres@il.ibm.com>
6822 Leehod Baruch <leehod@il.ibm.com>
6824 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6825 (expand_expr_real_1): Remove comment.
6826 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6827 Vectorize misaligned access when the target supports it.
6828 (vect_supportable_dr_alignment): Check for unaligned access support.
6829 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6832 2009-06-05 Julian Brown <julian@codesourcery.com>
6834 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6835 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6837 2009-06-05 Richard Guenther <rguenther@suse.de>
6840 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6843 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6845 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6846 (save_gprs): Don't tell unwinder when a global register is saved.
6847 (s390_emit_epilogue): Emit needed epilogue unwind info.
6849 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6851 * dwarf2out.c (deferred_asm_name): New.
6852 (add_name_and_src_coords_attributes): Defer creation of
6853 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6855 (move_linkage_attr): New.
6856 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6859 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6861 * tree-nested.c (finalize_nesting_tree_1): Declare the
6862 frame_decl in the binding tree.
6864 2009-06-04 Cary Coutant <ccoutant@google.com>
6866 * basic-block.h (struct basic_block_def): Add discriminator field.
6867 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6869 * debug.c (do_nothing_debug_hooks): Add additional entry.
6870 (debug_nothing_int_charstar_int): New function.
6871 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6872 (debug_nothing_int_charstar_int): New declaration.
6873 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6874 discriminator value in .loc directive.
6875 * final.c (last_discriminator): New variable.
6876 (discriminator): New variable.
6877 (final_start_function): Initialize above variables, pass current
6878 discriminator to debug hook.
6879 (notice_source_line): Check for discriminator change.
6880 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6881 * sdbout.c (sdbout_source_line): New parameter.
6882 * tree-cfg.c (struct locus_discrim_map): New structure type.
6883 (discriminator_per_locus): New hash table.
6884 (build_gimple_cfg): Allocate and free discriminator hash table.
6885 (make_edges): Call assign_discriminator.
6886 (locus_map_hash): New function.
6887 (locus_map_eq): New function.
6888 (next_discriminator_for_locus): New function.
6889 (same_line_p): New function.
6890 (assign_discriminator): New function.
6891 (make_cond_expr_edges): Call assign_discriminator.
6892 (make_gimple_switch_edges): Likewise.
6893 (first_non_label_stmt): New function.
6894 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6896 * xcoffout.c (xcoffout_source_line): Add new parameter.
6898 * configure.ac (gcc_cv_as_discriminator): New configury check for
6899 gas support for discriminator.
6900 * configure: Regenerate.
6901 * config.in: Regenerate.
6903 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6905 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6906 val after checking for integers.
6908 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6910 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6912 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6913 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6914 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6915 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6916 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6917 X64_SSE_REGPARM_MAX.
6918 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6919 X64_SSE_REGPARM_MAX.
6921 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6923 * gcc.c (report_times_to_file): New.
6924 (execute): Implement it.
6925 (process_command): Support -time=.
6926 * doc/invoke.texi: Document it.
6928 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6930 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6931 that have value exprs.
6933 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6935 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6936 declarations for constants until...
6937 (dw2_output_indirect_constant_1): ... this point.
6939 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6942 * arm.md (arm_addsi3): Don't try to split an add with an
6943 eliminable register until after reload has completed.
6945 2009-06-03 Ian Lance Taylor <iant@google.com>
6947 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6948 * genattrtab.c (write_length_unit_log): Likewise.
6949 * genchecksum.c (dosum): Likewise.
6950 * gengtype.c (write_rtx_next): Likewise.
6951 (finish_root_table, write_roots): Likewise.
6952 * gimple.c (gimple_ops_offset_): Likewise.
6953 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6954 * config/arc/arc.c (arc_attribute_table): Likewise.
6955 * config/arm/arm.c (arm_attribute_table): Likewise.
6956 * config/avr/avr.c (avr_attribute_table): Likewise.
6957 * config/crx/crx.c (crx_attribute_table): Likewise.
6958 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6959 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6960 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6961 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6962 * config/sh/sh.c (sh_attribute_table): Likewise.
6963 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6964 * config/spu/spu.c (spu_attribute_table): Likewise.
6965 * config/v850/v850.c (v850_attribute_table): Likewise.
6967 * config/alpha/alpha.c (vms_attribute_table): Make static.
6968 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6969 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6970 * config/mips/mips.c (mips_attribute_table): Likewise.
6972 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6974 (cc1-checksum.o): Likewise.
6976 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6978 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6980 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6982 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6983 insn if it is changing sp. Use gen_add3_insn instead of
6984 conditionally gen_addsi3 and gen_adddi3.
6985 (offset_below_red_zone_p): New static inline function.
6986 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6987 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6988 * config/rs6000/ppc-asm.h: Include auto-host.h.
6989 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6990 CFI_RESTORE): Define.
6991 * config/rs6000/crtresxgpr.asm: Add unwind info.
6992 * config/rs6000/crtresxfpr.asm: Likewise.
6993 * config/rs6000/crtresgpr.asm: Likewise.
6994 * config/rs6000/crtresfpr.asm: Likewise.
6995 * config/rs6000/crtsavgpr.asm: Likewise.
6996 * config/rs6000/crtsavfpr.asm: Likewise.
6998 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6999 argument of DWARF2_FRAME_REG_OUT macros.
7001 2009-06-03 Julian Brown <julian@codesourcery.com>
7003 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7004 words or less (including TImode) in core registers.
7006 2009-06-03 Richard Guenther <rguenther@suse.de>
7009 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7011 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7013 * statistics.c (statistics_counter_event): Do not record event
7014 in pass dump if its number == -1.
7015 (curr_statistics_hash): Add assert that we never get passes
7016 with static number == -1.
7018 2009-06-03 Richard Guenther <rguenther@suse.de>
7019 Andrey Belevantsev <abel@ispras.ru>
7021 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7022 non-BLKmode arrays addressable.
7024 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7026 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7027 * config/m68k/m68k.h: ... here.
7028 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7031 2009-06-03 Martin Jambor <mjambor@suse.cz>
7033 PR tree-optimization/40323
7034 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7037 2009-06-03 Richard Guenther <rguenther@suse.de>
7039 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7042 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7044 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7045 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7046 JUMP_TABLE_DATA_P where applicable.
7047 * config/sh/sh.c: Ditto.
7048 * config/sh/sh.h: Ditto.
7049 * config/sh/sh.md: Ditto.
7050 * config/sh/symbian.c: Ditto.
7052 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7054 * config/i386/driver-i386.c (describe_cache): Optimize
7055 concatenation of strings. Use snprintf instead of sprintf.
7056 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7057 target when not compiling with GCC.
7059 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7061 * config/sh/sh.c: Revert last change.
7062 (sh_expand_epilogue): Emit a blockage insn before the frame
7063 pointer adjustment unconditionally.
7065 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7067 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7068 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7069 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7070 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7071 to COLLECT_GCC_OPTIONS.
7073 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7075 * collect2.c (target_system_root): New variable.
7076 (main): Handle --sysroot=.
7077 (ignore_library): Strip the sysroot from the library path.
7079 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7081 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7082 (collect2.o): Depend on collect2-aix.h.
7083 (collect2-aix.o): New rule.
7084 * collect2-aix.h: New file.
7085 * collect2-aix.c: Likewise.
7086 * collect2.c: Include collect2-aix.h. Don't undefine
7087 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7088 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7089 Use TARGET_AIX_VERSION instead of _AIX51.
7090 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7091 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7092 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7093 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7094 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7096 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7098 * collect2.c (ignore_library): Avoid premature post-increment
7101 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7103 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7104 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7105 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7106 CROSS_DIRECTORY_STRUCTURE too.
7107 (LINK_LIBG_SPEC): Likewise.
7108 (LIB_SPEC): Add %R to sysroot paths.
7109 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7110 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7111 * config/rs6000/aix51.h: As for aix43.h.
7112 * config/rs6000/aix52.h: Likewise.
7113 * config/rs6000/aix53.h: Likewise.
7114 * config/rs6000/aix61.h: Likewise.
7115 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7116 to the beginning of sysroot paths.
7118 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7120 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7121 INSN_LISTs that are out of the REG_NOTE range.
7123 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7125 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7126 (struct var_to_expand): Likewise.
7127 (struct opt_info): Add head and tail for linked lists of the above.
7128 (analyze_insn_to_expand_var): Initialize next.
7129 (analyze_iv_to_split_insn): Likewise.
7130 (analyze_insns_in_loop): Create linked lists.
7131 (allocate_basic_variable): Simplify for use without hash table.
7132 (insert_var_expansion_initialization): Likewise, make it type-safer.
7133 (combine_var_copies_in_loop_exit): Likewise.
7134 (apply_opt_in_copies): Walk lists rather than hash tables.
7135 (release_var_copies): Simplified and inlined by hand into...
7136 (free_opt_info): ... this function.
7138 2009-06-02 Richard Guenther <rguenther@suse.de>
7140 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7143 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7145 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7146 only for builtins that are not overridden.
7148 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7150 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7153 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7155 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7157 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7159 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7161 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7163 * common.opt (fdump-unnumbered-links): New.
7164 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7165 * print-rtl.c (flag_dump_unnumbered_links): New.
7166 (print_rtx): Test it.
7168 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7170 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7171 push/pop multiple to 8-byte alignment.
7173 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7175 * config/i386/i386.c (queued_cfa_restores): New static variable.
7176 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7178 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7179 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7180 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7181 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7182 note unconditionally.
7183 (ix86_emit_restore_regs_using_mov): Likewise.
7184 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7185 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7186 it through to ix86_emit_restore_reg_using_pop.
7187 (ix86_emit_leave): Add RED_OFFSET argument. Call
7188 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7189 instead of adding REG_CFA_OFFSET note unconditionally.
7190 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7191 the above functions. Call ix86_add_queued_cfa_restore_notes when
7194 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7195 force output of the label even for dwarf2out_do_cfi_asm.
7196 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7197 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7198 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7200 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7201 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7202 dwarf2out_cfi_label callers.
7203 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7204 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7205 Adjust dwarf2out_cfi_label callers.
7206 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7208 * config/i386/i386.h (struct machine_cfa_state,
7209 struct machine_function): Guard with ifndef USED_FOR_TARGET
7210 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7213 * emutls.c (__emutls_get_address): Change arr->size to mean number
7214 of allocated arr->data entries instead of # of slots + 1.
7217 * recog.c (peep2_reinit_state): New function.
7218 (peephole2_init_state): Use it at the end of a basic block and also
7219 when seeing a RTX_FRAME_RELATED_P insn.
7221 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7223 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7224 fixuns_truncrfdi2): New.
7225 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7226 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7227 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7228 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7229 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7230 *recip_approx): Remove.
7231 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7232 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7233 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7235 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7238 2009-06-01 Ian Lance Taylor <iant@google.com>
7240 * attribs.c (register_attribute): Use CONST_CAST.
7241 * collect2.c (main): Use CONST_CAST2.
7242 (scan_prog_file): Likewise.
7243 * gcc.c (process_command, main): Likewise.
7244 * toplev.c (toplev_main): Likewise.
7246 * c-typeck.c (handle_warn_cast_qual): New static function,
7247 partially broken out of build_c_cast.
7248 (build_c_cast): Call handle_warn_cast_qual.
7249 * doc/invoke.texi (Warning Options): Document new effect of
7252 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7254 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7255 (diagnostic_report_current_module): Print columns.
7256 * common.opt (flag_show_column): Enable by default.
7258 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7260 * alias.c (find_base_term): Check for NULL term before returning.
7262 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7264 Revert due to PR40320:
7265 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7266 * calls.c (emit_library_call_value_1): Don't force_operand for move
7269 2009-06-01 Olivier Hainque <hainque@adacore.com>
7270 Eric Botcazou <ebotcazou@adacore.com>
7272 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7273 to be processed as a bitfield for constructor output purposes.
7274 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7276 * varasm.c (oc_local_state): New type, output_constructor
7277 local state to support communication with helpers.
7278 (oc_outer_state): New type, output_constructor outer state of
7279 relevance in recursive calls.
7280 (output_constructor_array_range): New output_constructor helper,
7281 extracted code for an array range element.
7282 (output_constructor_regular_field): New output_constructor helper,
7283 extracted code for an element that is not a bitfield.
7284 (output_constructor_bitfield): New output_constructor helper,
7285 extracted code for a bitfield element. Accept an OUTER state
7286 argument for recursive processing. Recurse on record or array
7287 CONSTRUCTOR values, possibly past noop conversions.
7288 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7289 VALUE is a valid constant-valued expression for use in a static
7290 bit-field initializer.
7291 (output_constructor): Rework to use helpers. Accept and honor an
7292 OUTER state argument for recursive calls. Return total size. Be
7293 prepared for nested constructors initializing bitfields.
7294 (output_constant): Feed OUTER in calls to output_constructor.
7296 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7298 * calls.c (emit_library_call_value_1): Don't force_operand for move
7301 2009-06-01 Nick Clifton <nickc@redhat.com>
7303 * doc/invoke.texi (IA-64 Options): Fix typo.
7305 2009-06-01 Ira Rosen <irar@il.ibm.com>
7307 PR tree-optimization/39129
7308 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7310 (vect_do_peeling_for_loop_bound): Use
7311 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7312 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7313 (vect_loop_versioning): Likewise.
7314 (vect_create_cond_for_alias_checks): Fix indentation.
7315 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7317 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7318 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7319 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7320 "control flow in loop".
7321 (vect_estimate_min_profitable_iters): Use
7322 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7323 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7324 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7325 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7326 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7327 statement belongs to a group of strided accesses with the exact code
7329 (vectorizable_load): Likewise.
7330 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7331 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7333 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7335 * config/freebsd-stdint.h: New file.
7336 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7337 Add freebsd-stdint.h to tm_file.
7339 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7341 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7342 (thumb2_extendhidi2): Likewise.
7344 2009-05-31 Ian Lance Taylor <iant@google.com>
7346 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7348 2009-05-31 Ian Lance Taylor <iant@google.com>
7350 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7351 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7352 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7354 2009-05-31 Jason Merrill <jason@redhat.com>
7356 * tree-pretty-print.c (print_call_name): Take the callee, not the
7357 call itself. Make non-static. Use dump_function_name for functions.
7358 (dump_generic_node): Adjust.
7359 * diagnostic.h: Declare print_call_name.
7360 * gimple-pretty-print.c (dump_gimple_call): Use it.
7362 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7364 * config/sh/sh.md (ashldi3_std): New define_expand.
7367 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7370 * config/sh/sh.c: Include debug.h.
7371 (sh_expand_epilogue): Emit a blockage insn before the frame
7372 pointer adjustment also when dwarf2out_do_frame returns true.
7374 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7376 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7377 (thumb2_extendqidi2): New pattern.
7379 2009-05-31 Ira Rosen <irar@il.ibm.com>
7381 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7382 mark phis for renaming.
7383 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7384 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7385 Call mark_sym_for_renaming.
7386 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7387 * tree-vect-loop.c (vect_transform_loop): Remove
7388 vect_memsyms_to_rename initialization and a call to
7389 mark_set_for_renaming.
7391 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7394 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7395 frame related even if !set_cfa && style < 0.
7397 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7399 * config/i386/mingw-tls.c: New file.
7400 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7401 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7402 defining _WIN32 but not __CYGWIN__.
7404 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7406 * configure.ac: Add MPC support.
7408 * config.in, configure: Regenerate.
7410 2009-05-29 Richard Henderson <rth@redhat.com>
7412 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7413 NOTE_INSN_BASIC_BLOCK.
7414 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7415 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7416 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7418 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7420 (add_cfi): Disable check redefining cfa away from drap.
7421 (lookup_cfa_1): Add remember argument; handle remember/restore.
7422 (lookup_cfa): Pass remember argument.
7423 (cfa_remember): New.
7424 (compute_barrier_args_size_1): Remove sibcall check.
7425 (dwarf2out_frame_debug_def_cfa): New.
7426 (dwarf2out_frame_debug_adjust_cfa): New.
7427 (dwarf2out_frame_debug_cfa_offset): New.
7428 (dwarf2out_frame_debug_cfa_register): New.
7429 (dwarf2out_frame_debug_cfa_restore): New.
7430 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7431 (dwarf2out_begin_epilogue): New.
7432 (dwarf2out_frame_debug_restore_state): New.
7433 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7434 DW_CFA_restore_state.
7435 (output_cfi_directive): Likewise.
7436 (convert_cfa_to_fb_loc_list): Likewise.
7437 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7438 * dwarf2out.h: Update.
7439 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7440 (copy_insn_1): Early out for null.
7441 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7442 and dwarf2out_frame_debug_restore_state.
7443 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7444 (prologue_insn_hash, epilogue_insn_hash): New.
7445 (free_after_compilation): Adjust freeing accordingly.
7446 (record_insns): Create hash table if needed; push insns into
7447 hash instead of array.
7448 (maybe_copy_epilogue_insn): New.
7449 (contains): Search hash table instead of array.
7450 (sibcall_epilogue_contains): Remove.
7451 (thread_prologue_and_epilogue_insns): Split eh_return insns
7452 and mark them as epilogues.
7453 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7454 scanning in terms of basic blocks.
7455 * insn-notes.def (CFA_RESTORE_STATE): New.
7456 * jump.c (returnjump_p_1): Accept EH_RETURN.
7457 (eh_returnjump_p_1, eh_returnjump_p): New.
7458 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7459 CFA_REGISTER, CFA_RESTORE): New.
7460 * rtl.def (EH_RETURN): New.
7461 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7463 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7464 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7466 * config/i386/i386.c (gen_push): Update cfa state.
7467 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7468 add a CFA_ADJUST_CFA note.
7469 (ix86_dwarf_handle_frame_unspec): Remove.
7470 (ix86_expand_prologue): Update cfa state.
7471 (ix86_emit_restore_reg_using_pop): New.
7472 (ix86_emit_restore_regs_using_pop): New.
7473 (ix86_emit_leave): New.
7474 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7475 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7476 * config/i386/i386.h (struct machine_cfa_state): New.
7477 (ix86_cfa_state): New.
7478 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7479 (eh_return_internal): Merge from eh_return_<mode>,
7480 use eh_return rtx, split w/ epilogue.
7482 2009-05-29 Ian Lance Taylor <iant@google.com>
7484 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7486 * calls.c (emit_library_call_value_1): Likewise.
7488 * c-typeck.c (c_build_va_arg): New function.
7489 * c-tree.h (c_build_va_arg): Declare.
7490 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7491 instead of build_va_arg.
7493 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7495 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7496 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7497 (ptr_difference_cost): Use affine combinations to compute it.
7498 (difference_cost): Likewise.
7499 (get_computation_cost_at): Compute more accurate cost for addresses
7500 if the ratio is a multiplier allowed in addresses.
7501 For non-addresses, consider that an additional offset or symbol is
7504 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7506 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7507 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7509 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7510 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7511 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7513 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7514 to 1 for TYPE_SSE{IADD1,CVT1}.
7515 (prefix_vex_imm8): Removed.
7516 (length_vex): Only pass 1 as second argument to
7517 ix86_attr_length_vex_default if prefix_extra is 0.
7518 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7519 (length): For prefix vex computation use length_immediate
7520 attribute instead of prefix_vex_imm8.
7521 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7522 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7523 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7524 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7525 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7526 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7527 a space in between the operands.
7528 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7529 if one operand is 0xff and the other one si, di, bp or sp.
7530 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7531 other one si, di, bp or sp.
7532 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7533 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7534 type and mode attributes.
7535 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7536 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7537 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7538 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7539 prefix_data16 attribute iff MODE_DF.
7540 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7541 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7542 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7543 constm128_operand in length_immediate computation.
7544 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7545 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7546 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7547 length_immediate attribute to 1.
7548 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7549 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7550 for certain alternatives.
7551 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7552 prefix_data16 attribute if MODE_V1DF.
7553 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7554 length_immediate to 1.
7555 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7556 length_address to 4, set mode attribute to MODE_DI.
7557 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7558 (fxam<mode>2_i387): Set length attribute to 4.
7559 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7560 *prefetch_3dnow_rex): Override length_address attribute.
7561 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7563 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7564 (constm128_operand): Removed.
7565 * config/i386/i386.c (memory_address_length): For
7566 disp && !index && !base in 64-bit mode account for SIB byte if
7567 print_operand_address can't optimize disp32 into disp32(%rip)
7568 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7569 for fs: or gs: segment.
7570 (ix86_attr_length_immediate_default): When checking if shortform
7571 is possible, truncate immediate to the length of the non-shortened
7573 (ix86_attr_length_address_default): Ignore MEM_P operands
7575 (ix86_attr_length_vex_default): Only check for DImode on
7576 GENERAL_REG_P operands.
7577 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7578 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7579 (sse_cvttps2pi): Clear prefix_rep attribute.
7580 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7582 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7583 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7584 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7585 iff operand 2 is const_int_operand.
7586 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7587 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7588 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7590 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7592 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7593 prefix_data16 attribute for movlpd and movhpd instructions.
7594 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7595 length_immediate for shufpd instruction.
7596 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7597 (avx_cmpp<avxmodesuffixf2c><mode>3,
7598 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7599 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7600 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7601 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7602 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7603 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7604 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7605 prefix_data16 attribute for the first alternative to 1.
7606 (*avx_loadlps): Override length_immediate for the first alternative.
7607 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7608 attributes for second alternative.
7609 (*vec_concatv2sf_sse4_1): Override length_immediate and
7610 prefix_data16 attributes for second alternative.
7611 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7612 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7613 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7614 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7615 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7616 prefix_data16 and length_immediate to 1.
7617 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7619 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7620 prefix_extra attribute for variants that don't have 0f prefix alone.
7621 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7622 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7623 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7624 *sse4_1_pextrd): Set length_immediate to 1.
7625 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7626 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7628 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7629 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7630 length_immediate to 1 for second alternative.
7631 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7632 prefix_extra and length_immediate attributes for the first
7634 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7636 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7637 to 1 for the first and third alternative.
7638 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7640 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7642 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7644 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7645 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7646 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7647 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7648 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7649 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7650 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7651 ssse3_psign<mode>3): Override prefix_rex attribute.
7652 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7653 (ssse3_palignrti): Override length_immediate to 1.
7654 (ssse3_palignrdi): Override length_immediate to 1, override
7655 prefix_rex attribute.
7656 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7657 (sse4a_extrqi): Override length_immediate to 2.
7658 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7659 (sse4a_insertq): Override prefix_data16 to 0.
7660 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7661 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7662 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7663 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7664 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7665 and length_immediate to 1.
7666 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7667 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7668 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7669 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7670 and length_immediate to 1.
7671 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7672 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7673 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7674 avx_ptest256): Override prefix_extra to 1.
7675 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7676 Override prefix_data16 and length_immediate to 1.
7677 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7678 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7679 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7680 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7681 prefix_data16 to 0 and prefix_extra to 2.
7682 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7683 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7685 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7686 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7687 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7688 and prefix_extra to 2.
7689 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7690 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7691 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7692 avx_vpermilvar<mode>3,
7693 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7694 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7695 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7696 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7697 Override prefix_extra to 1.
7698 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7699 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7700 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7701 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7702 prefix_extra and length_immediate to 1.
7703 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7705 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7706 to 1 for the first alternative.
7707 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7708 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7710 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7711 *movv2sf_internal_avx, *movv2sf_internal): Override
7712 prefix_rep attribute for certain alternatives.
7713 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7714 attributes for certain alternatives.
7715 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7716 attributes for certain alternatives.
7717 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7718 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7719 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7720 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7721 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7722 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7723 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7724 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7725 length_immediate to 1 if operand 2 is const_int_operand.
7726 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7727 *vec_extractv2si_1): Set length_immediate attribute to 1.
7728 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7729 using old 3DNOW insn rather than SSE/3DNOW_A.
7730 (mmx_emms, mmx_femms): Clear modrm attribute.
7732 2009-05-29 Martin Jambor <mjambor@suse.cz>
7734 * tree-sra.c: New implementation of SRA.
7736 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7737 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7738 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7739 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7740 (SRA_MAX_STRUCTURE_COUNT): Removed.
7741 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7742 * doc/invoke.texi (sra-max-structure-size): Removed.
7743 (sra-field-structure-ratio): Removed.
7745 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7748 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7751 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7753 PR rtl-optimization/40101
7754 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7755 seqno. Adjust comment.
7756 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7757 inserting bookkeeping before a jump, the jump is not scheduled.
7758 When no positive seqno found, provide a value. Add comment.
7760 2009-05-29 Richard Guenther <rguenther@suse.de>
7762 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7763 short-cutting on the first component.
7765 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7768 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7769 for trees other than decls/types.
7771 2009-05-29 Richard Guenther <rguenther@suse.de>
7773 * tree-ssa-operands.c (get_expr_operands): Do not handle
7774 INDIRECT_REFs in the handled-component case. Remove
7775 unused get_ref_base_and_extent case.
7776 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7777 tree_low_cst and host_integerp where possible.
7778 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7779 codes for equivalence.
7780 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7782 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7784 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7785 to tmake_file for i[34567]86-*-cygwin*.
7787 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7790 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7791 (altivec_categorize_keyword, init_vector_keywords,
7792 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7795 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7797 * tree.c (handle_dll_attribute): Check if node is
7798 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7800 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7802 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7804 (thumb2_zero_extendqidi2): Likewise.
7806 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7808 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7809 instead of gen_movrt.
7810 * config/sh/sh.md (movrt): Remove.
7812 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7814 * doc/invoke.texi (IA-64 Options):
7815 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7816 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7817 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7818 -msched-prefer-non-control-spec-insns,
7819 -msched-stop-bits-after-every-cycle,
7820 -msched-count-spec-in-critical-path,
7821 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7822 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7823 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7824 and -msched-spec-verbose.
7826 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7828 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7829 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7831 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7833 2009-05-28 Richard Guenther <rguenther@suse.de>
7835 * tree-ssa-alias.c (ao_ref_init): New function.
7836 (ao_ref_base): Likewise.
7837 (ao_ref_base_alias_set): Likewise.
7838 (ao_ref_alias_set): Likewise.
7839 (refs_may_alias_p_1): Change signature.
7840 (refs_may_alias_p): Adjust.
7841 (refs_anti_dependent_p): Likewise.
7842 (refs_output_dependent_p): Likewise.
7843 (call_may_clobber_ref_p_1): Change signature.
7844 (call_may_clobber_ref_p): Adjust.
7845 (stmt_may_clobber_ref_p_1): New function split out from ...
7846 (stmt_may_clobber_ref_p): ... here.
7847 (maybe_skip_until): Adjust signature.
7848 (get_continuation_for_phi): Likewise.
7849 (walk_non_aliased_vuses): Likewise.
7850 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7851 (ao_ref_init): Declare.
7852 (ao_ref_base): Likewise.
7853 (ao_ref_alias_set): Likewise.
7854 (stmt_may_clobber_ref_p_1): Likewise.
7855 (walk_non_aliased_vuses): Adjust.
7856 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7857 (get_ref_from_reference_ops): remove.
7858 (vn_reference_lookup_2): Adjust signature.
7859 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7860 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7861 (vn_reference_lookup): Adjust.
7862 (vn_reference_insert): Likewise.
7863 (vn_reference_insert_pieces): Adjust signature.
7864 (visit_reference_op_call): Adjust.
7865 * tree-ssa-pre.c (get_expr_type): Simplify.
7866 (phi_translate_1): Adjust.
7867 (compute_avail): Likewise.
7868 (translate_vuse_through_block): Do not re-build trees.
7869 (value_dies_in_block_x): Likewise.
7870 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7872 (vn_reference_lookup_pieces): Adjust declaration.
7873 (vn_reference_insert_pieces): Likewise.
7875 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7877 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7878 with checking disabled.
7880 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7884 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7885 macro definition for support of three-operand format aligned
7886 .comm directive in assembler on cygwin/pe/mingw target OS.
7887 * configure: Regenerate.
7888 * config.h: Regenerate.
7890 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7891 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7892 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7894 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7895 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7897 2009-05-28 Ira Rosen <irar@il.ibm.com>
7899 PR tree-optimization/40254
7900 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7901 in analysis of basic blocks.
7903 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7906 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7907 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7908 (TARGET_INITIALIZER): Use it.
7909 * cse.c (CHEAPER): Move it up to the other macros.
7910 (insert): Rename this ...
7911 (insert_with_costs): ... to this. Add cost parameters. Update
7913 (insert): New function. Call insert_with_costs.
7914 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7915 find_reg_offset_for_const, try_const_anchors): New functions.
7916 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7917 when using a const-anchor. Call insert_const_anchors.
7918 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7919 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7921 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7923 * tree-inline.c (remap_decls): Enable nonlocalized variables
7924 when not optimizing.
7926 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7928 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7929 Simplify other tests involving optimize.
7931 2009-05-27 Tom Tromey <tromey@redhat.com>
7933 * unwind-dw2.c (_Unwind_DebugHook): New function.
7934 (uw_install_context): Call _Unwind_DebugHook.
7936 2009-05-27 Tom Tromey <tromey@redhat.com>
7938 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7940 2009-05-27 Ian Lance Taylor <iant@google.com>
7942 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7943 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7944 (ALL_LINKERFLAGS): Define.
7945 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7946 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7947 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7948 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7949 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7950 $(LINKER_FOR_BUILD).
7951 (build/gcov-iov$(build_exeext)): Likewise.
7953 2009-05-27 Julian Brown <julian@codesourcery.com>
7955 * gcse.c (target.h): Include.
7956 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7957 copy of argument to a pseudo register.
7959 2009-05-27 Diego Novillo <dnovillo@google.com>
7961 * tree-ssa-live.c (dump_scope_block): Document arguments.
7962 (dump_scope_blocks): Document.
7963 (debug_scope_blocks): New.
7964 * tree-flow.h (debug_scope_blocks): Declare.
7966 2009-05-21 Denis Chertykov <denisc@overta.ru>
7968 * doc/contrib.texi (Contributors): Add myself to the list.
7970 2009-05-27 Olivier Hainque <hainque@adacore.com>
7972 * expr.c (target_align): New function. Alignment the TARGET of an
7973 assignment may be assume to have.
7974 (highest_pow2_factor_for_target): Use it instead of relying on
7975 immediate tree attributes of TARGET, not necessarily honored when
7976 intermediate bitfields are involved.
7978 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7981 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7982 AVX, SSE4, AES, PCLMUL and POPCNT.
7984 2009-05-27 Diego Novillo <dnovillo@google.com>
7986 * tree-pretty-print.c (dump_location): New.
7987 (dump_generic_node): Call it.
7988 Factor code to handle BLOCK nodes ...
7989 (dump_block_node): ... here.
7991 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7993 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7995 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7997 * gcc-plugin.h: Include config.h and system.h.
7998 (IN_GCC): Define if not defined.
8000 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8003 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8006 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8008 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8010 * config/m32r/m32r.h: Ditto.
8011 * config/m32r/m32r.md: Ditto.
8012 * config/m32r/predicates.md: Ditto.
8014 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8016 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8018 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8021 (Loading plugins): typo.
8022 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8023 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8024 (Interacting with the GCC Garbage Collector): Added new section.
8025 (Giving information about a plugin): Added new section for
8027 * ggc.h (ggc_register_root_tab): Added declaration.
8028 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8029 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8030 (register_callback): Improved comment in declaration.
8031 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8032 (extra_root_vec) Added static variable for dynamic roots registration.
8033 (ggc_register_root_tab) Added new routine.
8034 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8035 PLUGIN_GGC_MARKING event.
8036 * ggc-zone.c: Include plugin.h.
8037 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8038 * ggc-page.c: Include plugin.h.
8039 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8040 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8041 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8042 (register_callback): check lack of callbacks for
8043 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8044 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8045 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8046 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8047 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8048 dependency on plugin.h.
8049 (plugin.o): Added dependency on ggc.h...
8051 2009-05-26 Richard Guenther <rguenther@suse.de>
8055 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8056 with mismatched comparison modes.
8058 * expr.c (expand_expr_real_1): Expand the operand of a
8059 VIEW_CONVERT_EXPR in its natural mode.
8061 2009-05-26 Ian Lance Taylor <iant@google.com>
8063 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8064 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8065 (ALL_COMPILERFLAGS): Define.
8066 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8067 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8068 (collect2$(exeext), collect2.o): Likewise.
8069 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8070 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8071 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8072 (libbackend.o, intl.o, cppdefault.o): Likewise.
8073 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8074 (build/%.o): Use $(COMPILER_FOR_BUILD).
8075 (build/gen%$(build_exeext)): Likewise.
8076 (build/gcov-iov$(build_exeext)): LIkewise.
8077 * config/t-darwin (darwin.o): Use $(COMPILER).
8078 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8079 * config/t-sol2 (sol2-c.o): Likewise.
8081 * config/t-vxworks (vxworks.o): Likewise.
8082 * config/x-darwin (host-darwin.o): Likewise.
8083 * config/x-hpux (host-hpux.o): Likewise.
8084 * config/x-linux (host-linux.o): Likewise.
8085 * config/x-solaris (host-solaris.o): Likewise.
8086 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8087 * config/arm/t-arm (arm-c.o): Likewise.
8088 * config/arm/t-pe (pe.o): Likewise.
8089 * config/arm/t-wince-pe (pe.o): Likewise.
8090 * config/i386/t-cygming (winnt.o): Likewise.
8091 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8092 * config/i386/t-cygwin (cygwin1.o): Likewise.
8093 (cygwin2.o): Likewise.
8094 * config/i386/t-i386 (i386-c.o): Likewise.
8095 * config/i386/t-interix (winnt.o): Likewise.
8096 * config/i386/t-netware (netware.o): Likewise.
8097 * config/i386/t-nwld (nwld.o): Likewise.
8098 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8099 * config/i386/x-i386 (driver-i386.o): Likewise.
8100 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8101 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8102 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8103 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8104 * config/mips/x-native (driver-native.o): Likewise.
8105 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8106 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8107 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8108 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8109 * config/score/t-score-elf (score7.o): Likewise.
8110 (score3.o): Likewise.
8111 * config/sh/t-sh (sh-c.o): Likewise.
8112 * config/sh/t-symbian (sh-c.o): Likewise.
8113 (symbian.o): Likewise.
8114 * config/spu/t-spu-elf (spu-c.o): Likewise.
8115 * config/v850/t-v850 (v850-c.o): Likewise.
8116 * config/v850/t-v850e (v850-c.o): Likewise.
8118 2009-05-26 Richard Guenther <rguenther@suse.de>
8120 PR tree-optimization/40122
8121 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8122 VECTOR_CSTs if possible.
8123 (fold_gimple_assign): Likewise.
8125 2009-05-26 Richard Guenther <rguenther@suse.de>
8128 * fold-const.c (fold_binary): Use the correct types for building
8131 2009-05-26 Richard Guenther <rguenther@suse.de>
8133 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8134 redundant calls to merge_alias_info.
8135 (bump_vector_ptr): Likewise.
8136 * tree-ssa-copy.c (merge_alias_info): Remove.
8137 (replace_exp_1): Remove call to merge_alias_info.
8138 (propagate_tree_value): Likewise.
8139 (fini_copy_prop): Propagate points-to info.
8140 * tree-flow.h (merge_alias_info): Remove.
8142 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8144 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8146 2009-05-25 Jan Hubicka <jh@suse.cz>
8148 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8149 * cgraph.h (struct inline_summary): New filed self_wize,
8150 size_inlining_benefit, self_time and time_inlining_benefit.
8151 (struct cgraph_global_info): Replace insns by time ans size fields.
8152 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8153 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8154 (ipcp_update_callgraph): Do not touch function bodies.
8155 * ipa-inline.c: Include except.h
8156 (MAX_TIME): New constant.
8157 (overall_insns): Remove.
8159 (overall_size, max_benefit): New static variables.
8160 (cgraph_estimate_time_after_inlining): New function.
8161 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8162 (cgraph_clone_inlined_nodes): Update size.
8163 (cgraph_mark_inline_edge): Update size.
8164 (cgraph_estimate_growth): Use size info.
8165 (cgraph_check_inline_limits): Check size.
8166 (cgraph_default_inline_p): Likewise.
8167 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8168 (cgraph_decide_recursive_inlining): Check size.
8169 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8171 (cgraph_decide_inlining): Likewise.
8172 (cgraph_decide_inlining_incrementally): Likewise; honor
8173 PARAM_EARLY_INLINING_INSNS.
8174 (likely_eliminated_by_inlining_p): New predicate.
8175 (estimate_function_body_sizes): New function.
8176 (compute_inline_parameters): Use it.
8177 * except.c (must_not_throw_labels): New function.
8178 * except.h (must_not_throw_labels): Declare.
8179 * tree-inline.c (init_inline_once): Kill inlining_weigths
8180 * tree-ssa-structalias.c: Avoid uninitialized warning.
8181 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8182 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8183 (PARAM_INLINE_CALL_COST): Remove.
8184 (PARAM_EARLY_INLINING_INSNS): New.
8186 2009-05-25 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/36327
8189 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8190 callback for reference translation or lookup at the point of may-defs.
8191 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8192 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8193 for union COMPONENT_REFs.
8194 (vn_reference_lookup_3): New callback. Lookup from memset
8195 and CONSTRUCTOR assignment, translate through struct copies.
8196 (vn_reference_lookup_pieces): Make sure to not free the
8197 passed operands array. Adjust walk_non_aliased_vuses call.
8198 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8199 make sure we do not leak memory.
8201 2009-05-25 Richard Guenther <rguenther@suse.de>
8203 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8204 * tree-inline.c (expand_call_inline): Reset the escaped and
8206 * tree-ssa-structalias.c (pass_build_ealias): New.
8207 * tree-pass.h (pass_build_ealias): Declare.
8208 * passes.c (init_optimization_passes): Add PTA during
8209 early optimizations.
8210 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8211 and CALLUSED solutions.
8212 (dump_points_to_solution): New function, split out from ...
8213 (dump_points_to_info_for): ... here.
8214 * tree-parloops.c (parallelize_loops): Reset the escaped and
8217 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8220 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8221 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8223 2009-05-25 Ira Rosen <irar@il.ibm.com>
8225 PR tree-optimization/40238
8226 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8227 statements after basic block's labels.
8228 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8229 to free the allocated memory.
8231 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8233 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8234 return address with a USE.
8236 2009-05-24 Richard Guenther <rguenther@suse.de>
8239 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8240 array type from the main variant of the inner type.
8242 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8244 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8245 definition to bool (from int) to un-break build.
8246 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8248 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8250 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8251 discard_stmt_changes): Delete.
8252 * tree-ssa-operands.c (scb_stack): Delete.
8253 (init_ssa_operands): Do not initialize it.
8254 (fini_ssa_operands): Do not free it.
8255 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8257 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8258 update_stmt, remove the others. Fix comments.
8259 * tree-dfa.c (optimize_stack_restore): Likewise.
8260 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8261 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8262 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8263 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8265 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8266 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8267 (dom_opt_finalize_block): Likewise, adjusting access to
8269 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8270 (stmts_to_rescan): Change item type to gimple.
8271 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8273 2009-05-24 Ira Rosen <irar@il.ibm.com>
8275 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8276 * tree-pass.h (pass_slp_vectorize): New pass.
8277 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8278 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8279 * tree-vectorizer.c (timevar.h): Include.
8280 (user_vect_verbosity_level): Declare.
8281 (vect_location): Fix comment.
8282 (vect_set_verbosity_level): Update user_vect_verbosity_level
8283 instead of vect_verbosity_level.
8284 (vect_set_dump_settings): Add an argument. Ignore user defined
8285 verbosity if dump flags require higher level of verbosity. Print to
8286 stderr only for loop vectorization.
8287 (vectorize_loops): Update call to vect_set_dump_settings.
8288 (execute_vect_slp): New function.
8289 (gate_vect_slp): Likewise.
8290 (struct gimple_opt_pass pass_slp_vectorize): New.
8291 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8293 (vec_info_for_bb): New function.
8294 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8295 (VECTORIZATION_ENABLED): New macro.
8296 (SLP_ENABLED, SLP_DISABLED): Likewise.
8297 (vect_is_simple_use): Add bb_vec_info argument.
8298 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8299 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8300 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8301 vect_schedule_slp, vect_analyze_slp): Likewise.
8302 (vect_analyze_stmt): Add slp_tree argument.
8303 (find_bb_location): Declare.
8304 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8305 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8306 (vect_analyze_loop_operations, vect_analyze_loop,
8307 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8308 vect_finalize_reduction, vectorizable_reduction,
8309 vectorizable_live_operation, vect_transform_loop): Likewise.
8310 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8311 skip evolution analysis if analyzing a basic block.
8312 (dr_analyze_indices): Likewise.
8313 (initialize_data_dependence_relation): Skip the test whether the
8314 object is invariant for basic blocks.
8315 (compute_all_dependences): Skip dependence analysis for data
8316 references in basic blocks.
8317 (find_data_references_in_stmt): Don't fail in case of invariant
8318 access in basic block.
8319 (find_data_references_in_bb): New function.
8320 (find_data_references_in_loop): Move code to
8321 find_data_references_in_bb and add a call to it.
8322 (compute_data_dependences_for_bb): New function.
8323 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8324 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8326 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8327 unknown dependence in basic block and fail in case of dependence in
8329 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8330 dependence instances from either loop or basic block vectorization
8332 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8333 before calling nested_in_vect_loop_p.
8334 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8335 dependence instances from either loop or basic block vectorization
8337 (vect_verify_datarefs_alignment): Likewise.
8338 (vect_enhance_data_refs_alignment): Adjust function calls.
8339 (vect_analyze_data_refs_alignment): Likewise.
8340 (vect_analyze_group_access): Fix printing. Skip different checks if
8341 DR_STEP is 0. Keep strided stores either in loop or basic block
8342 vectorization data structure. Fix indentation.
8343 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8345 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8346 dependence instances from either loop or basic block vectorization
8348 (vect_analyze_data_refs): Update comment. Call
8349 compute_data_dependences_for_bb to analyze basic blocks.
8350 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8351 case of loop vectorization. In case of basic block vectorization use
8352 data-ref itself as a base.
8353 (vect_create_data_ref_ptr): In case of basic block vectorization:
8354 don't advance the pointer, add new statements before the current
8355 statement. Adjust function calls.
8356 (vect_supportable_dr_alignment): Support only aligned accesses in
8357 basic block vectorization.
8358 * common.opt (ftree-slp-vectorize): New flag.
8359 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8360 (vect_pattern_recog_1): Likewise.
8361 * tree-vect-stmts.c (process_use): Likewise.
8362 (vect_init_vector): Add new statements in the beginning of the basic
8363 block in case of basic block SLP.
8364 (vect_get_vec_def_for_operand): Adjust function calls.
8365 (vect_finish_stmt_generation): Likewise.
8366 (vectorizable_call): Add assert that it is loop vectorization, adjust
8368 (vectorizable_conversion, vectorizable_assignment): Likewise.
8369 (vectorizable_operation): In case of basic block SLP, take
8370 vectorization factor from statement's type and skip the relevance
8371 check. Adjust function calls.
8372 (vectorizable_type_demotion): Add assert that it is loop
8373 vectorization, adjust function calls.
8374 (vectorizable_type_promotion): Likewise.
8375 (vectorizable_store): Check for outer loop only in case of loop
8376 vectorization. Adjust function calls. For basic blocks, skip the
8377 relevance check and don't advance pointers.
8378 (vectorizable_load): Likewise.
8379 (vectorizable_condition): Add assert that it is loop vectorization,
8380 adjust function calls.
8381 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8382 that it is not reduction, get vector type, call only supported
8383 functions, skip loop specific parts.
8384 (vect_transform_stmt): Check for outer loop only in case of loop
8386 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8387 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8388 for external definition.
8389 * passes.c (pass_slp_vectorize): New pass.
8390 * tree-vect-slp.c (find_bb_location): New function.
8391 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8392 check for patterns only in loops.
8393 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8394 case of multiple types in basic block SLP.
8395 (vect_mark_slp_stmts_relevant): New function.
8396 (vect_supported_load_permutation_p): Fix comment.
8397 (vect_analyze_slp_instance): Add argument. In case of basic block
8398 SLP, take vectorization factor from statement's type, check that
8399 unrolling factor is 1. Adjust function call. Save SLP instance in
8400 either loop or basic block vectorization structure. Return FALSE,
8402 (vect_analyze_slp): Add argument. Get strided stores groups from
8403 either loop or basic block vectorization structure. Return FALSE
8404 if basic block SLP failed.
8405 (new_bb_vec_info): New function.
8406 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8407 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8408 (vect_schedule_slp): Add argument. Get SLP instances from either
8409 loop or basic block vectorization structure. Set vectorization factor
8410 to be 1 for basic block SLP.
8411 (vect_slp_transform_bb): New function.
8412 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8414 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8416 * final.c (shorten_branches): Do not align labels for jump tables.
8417 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8419 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8421 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8422 Remove outdated reference to flow.c and fix nits.
8423 * doc/gccint.texi: Tweak RTL description.
8424 * doc/rtl.texi: Likewise.
8426 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8428 * config/avr/avr.c: Change my email address.
8429 * config/avr/avr.h: Likewise.
8430 * config/avr/avr.md: Likewise.
8431 * config/avr/avr-protos.h: Likewise.
8432 * config/avr/libgcc.S: Likewise.
8434 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8436 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8437 (spu_split_load, spu_split_store): Change return type to int.
8438 (spu_split_convert): Declare.
8439 * config/spu/predicates.md (spu_mem_operand): Remove.
8440 (spu_mov_operand): Update.
8441 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8442 * config/spu/spu.c (regno_aligned_for_load): Remove.
8443 (reg_aligned_for_addr, spu_expand_load): Define.
8444 (spu_expand_extv): Reimplement and handle MEM.
8445 (spu_expand_insv): Handle MEM.
8446 (spu_sched_reorder): Handle insn's with length 0.
8447 (spu_legitimate_address_p): Reimplement.
8448 (store_with_one_insn_p): Return TRUE for any mode with size
8449 larger than 16 bytes.
8450 (address_needs_split): Define.
8451 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8453 (spu_convert_move): Define.
8454 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8455 (spu_split_store): Change all MEM's to TImode.
8456 (spu_init_expanders): Preallocate registers that correspond to
8457 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8459 (spu_split_convert): Define.
8460 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8461 (_move<mode>, _movdi, _movti): Update predicate and condition.
8462 (load, store): Change to define_split.
8463 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8465 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8466 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8467 define_insn_and_split of lshr<mode>3.
8468 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8469 (<v>ashr<mode>3_imm): Define.
8470 (extv, extzv, insv): Allow MEM operands.
8471 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8472 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8473 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8474 (_spu_convert2): Change to define_insn_and_split and remove the
8475 corresponding define_peephole2.
8476 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8477 Change predicates to memory_operand.
8479 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8481 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8483 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8485 PR tree-optimization/40219
8486 * tree.c (iterative_hash_expr): Make sure the builtin function is
8487 a normal builtin function and not a front end or back end builtin
8488 before indexing into the built_in_decls array.
8490 2009-05-22 Richard Guenther <rguenther@suse.de>
8493 * alias.c (write_dependence_p): Do not use TBAA for answering
8494 anti-dependence or output-dependence.
8495 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8496 (emit_pointer_definition): Remove.
8497 (emit_alias_warning): Likewise.
8498 (find_what_var_points_to): Remove TBAA pruning code.
8499 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8501 (compute_points_to_sets): Remove code computing the set of
8502 dereferenced pointers.
8503 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8504 oracle for querying anti and output dependencies.
8505 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8506 if TBAA may be applied.
8507 (refs_anti_dependent_p): New function.
8508 (refs_output_dependent_p): Likewise.
8509 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8510 (refs_output_dependent_p): Likewise.
8511 * doc/tree-ssa.texi (Memory model): New section.
8512 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8513 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8514 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8515 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8516 * expr.c (expand_expr_real_1): Likewise.
8517 * gimple-low.c (lower_stmt): Likewise.
8518 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8519 (dump_gimple_cdt): Remove.
8520 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8521 (gimple_size): Likewise.
8522 (walk_gimple_op): Likewise.
8523 (is_gimple_stmt): Likewise.
8524 (walk_stmt_load_store_addr_ops): Likewise.
8525 (gimple_build_cdt): Remove.
8526 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8527 * gimple.h (gimple_cdt_new_type): Remove.
8528 (gimple_cdt_new_type_ptr): Likewise.
8529 (gimple_cdt_set_new_type): Likewise.
8530 (gimple_cdt_location): Likewise.
8531 (gimple_cdt_location_ptr): Likewise.
8532 (gimple_cdt_set_location): Likewise.
8533 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8534 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8535 GIMPLE_CHANGE_DYNAMIC_TYPE.
8536 (verify_types_in_gimple_stmt): Likewise.
8537 * tree-inline.c (estimate_num_insns): Likewise.
8538 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8539 (copy_decl_to_var): Likewise.
8540 (copy_result_decl_to_var): Likewise.
8541 * tree-pretty-print.c (dump_generic_node): Do not handle
8542 CHANGE_DYNAMIC_TYPE_EXPR.
8543 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8544 * tree-ssa-operands.c (get_expr_operands): Likewise.
8545 * tree-ssa-structalias.c (struct variable_info): Remove
8546 no_tbaa_pruning member.
8547 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8548 (unify_nodes): Do not copy it.
8549 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8550 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8551 (set_uids_in_ptset): Do not check it.
8552 (find_what_var_points_to): Likewise.
8553 (compute_tbaa_pruning): Remove.
8554 (compute_points_to_sets): Do not call it.
8555 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8556 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8557 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8558 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8559 (DECL_NO_TBAA_P): Likewise.
8560 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8561 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8562 (expand_omp_atomic_pipeline): Do not set it.
8563 * print-tree.c (print_node): Do not dump it.
8564 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8567 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8570 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8573 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8575 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8578 2009-05-22 Ben Elliston <bje@au.ibm.com>
8580 * Makefile.in (bversion.h, s-bversion): New targets.
8581 (TOPLEV_H): Add bversion.h.
8582 * toplev.h: Include "bversion.h".
8583 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8584 the __format__ attribute only if compiling with the same version
8585 of GCC as the sources (the "build version").
8587 2009-05-22 Ben Elliston <bje@au.ibm.com>
8589 * c-format.c (handle_format_attribute): Fix comment typo.
8591 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8594 * config/ia64/ia64.opt (mfused-madd): New.
8595 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8596 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8597 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8598 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8599 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8600 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8601 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8602 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8603 instruction if !TARGET_FUSED_MADD.
8604 (fpma, fpms): Remove colon from name.
8606 2009-05-22 Richard Guenther <rguenther@suse.de>
8608 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8609 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8610 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8612 (create_expression_by_pieces): Only convert if necessary.
8613 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8614 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8616 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8618 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8619 regular pattern from a template and rename it ...
8620 (*extzv_truncsi_exts): ... to this.
8622 2009-05-21 Richard Guenther <rguenther@suse.de>
8624 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8625 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8626 (cgraph_default_inline_p): Likewise.
8627 (cgraph_decide_inlining_incrementally): Likewise.
8629 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8630 Uros Bizjak <ubizjak@gmail.com>
8632 * config/i386/cpuid.h (bit_MOVBE): New.
8634 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8636 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8637 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8638 (ix86_handle_option): Handle OPT_mmovbe.
8639 (ix86_target_string): Add -mmovbe.
8640 (pta_flags): Add PTA_MOVBE.
8641 (processor_alias_table): Add PTA_MOVBE to "atom".
8642 (override_options): Handle PTA_MOVBE.
8644 * config/i386/i386.h (TARGET_MOVBE): New.
8646 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8647 (*bswapsi_movbe): New.
8648 (*bswapdi_movbe): Likewise.
8649 (bswapdi2): Renamed to ...
8651 (bswapdi2): New expander.
8653 * config/i386/i386.opt (mmovbe): New.
8655 * doc/invoke.texi: Document -mmovbe.
8657 2009-05-21 Taras Glek <tglek@mozilla.com>
8659 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8660 * gcc-plugin.h (plugin_init): Updated signature.
8661 * gcc-plugin.h (plugin_name_args): Moved to this header.
8662 * doc/plugins.texi (plugin_init): Updated documention to reflect
8664 * doc/plugins.texi (plugin_name_args): Added to documention.
8666 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8668 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8669 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8671 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8673 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8674 JUMP_TABLE_DATA_P predicates where applicable.
8675 * config/i386/predicates.md: Ditto.
8676 * config/i386/sse.md: Ditto.
8678 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8680 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8681 operand2 -128 override length_immediate attribute to 1.
8682 * config/i386/predicates.md (constm128_operand): New predicate.
8684 * config/i386/i386.c (memory_address_length): Handle %r12
8685 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8687 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8688 mode look through optional ZERO_EXTEND and SUBREG.
8689 * config/i386/i386.md (R12_REG): New define_constant.
8690 (prefix_data16): For sse unit set also for MODE_TI insns.
8691 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8692 insns set if operand 1 is ext_QIreg_operand.
8693 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8694 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8696 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8697 mode from MODE_DI to MODE_SI.
8698 (movdi_1_rex64): Override modrm and length_immediate attributes
8699 only for movabs (TYPE_IMOV, alternative 2).
8700 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8701 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8702 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8703 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8704 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8705 prefix_rex attribute if DImode.
8706 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8707 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8708 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8709 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8710 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8711 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8712 Likewise. For TYPE_IMOV clear length_immediate attribute.
8713 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8714 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8715 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8716 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8717 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8718 or one operand TYPE_ISHIFT.
8719 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8720 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8721 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8722 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8723 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8724 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8725 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8726 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8727 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8728 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8729 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8730 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8731 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8732 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8733 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8734 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8735 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8736 set mode attribute, don't override length attribute.
8737 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8739 (return_internal_long): Set length attribute to 2 instead of 1.
8740 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8741 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8742 prefix_rex attribute.
8743 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8745 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8747 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8749 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8751 2009-05-20 Ian Lance Taylor <iant@google.com>
8753 * tree.c (build_tree_list_vec_stat): New function.
8754 (ctor_to_vec): New function.
8755 (build_nt_call_vec): New function.
8756 (build_call_array): Change args to be a const pointer.
8757 (build_call_vec): New function.
8758 * tree.h (build_nt_call_vec): Declare.
8759 (build_tree_list_vec_stat): Declare.
8760 (build_tree_list_vec): Define.
8761 (build_call_array): Update declaration.
8762 (build_call_vec): Declare.
8763 (ctor_to_vec): Declare.
8764 * c-common.c (tree_vector_cache): New static variable.
8765 (make_tree_vector): New function.
8766 (release_tree_vector): New function.
8767 (make_tree_vector_single): New function.
8768 (make_tree_vector_copy): New function.
8769 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8770 (make_tree_vector_single, make_tree_vector_copy): Declare.
8771 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8772 (c_parser_expr_list): Don't manage cache here, instead call
8774 (c_parser_release_expr_list): Remove static function.
8775 (c_parser_vec_to_tree_list): Remove static function.
8776 (c_parser_attributes): Call build_tree_list_vec instead of
8777 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8778 c_parser_release_expr_list.
8779 (c_parser_postfix_expression_after_primary): Likewise.
8780 (c_parser_objc_keywordexpr): Likewise.
8782 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8784 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8785 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8786 TARGET_CONVERT_TO_TYPE.
8787 * hooks.c (hook_tree_const_tree_null): Define.
8788 * hooks.h (hook_tree_const_tree_null): Declare.
8789 * target.h (struct gcc_target): Add invalid_parameter_type,
8790 invalid_return_type, promoted_type, and convert_to_type fields.
8791 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8792 (TARGET_INVALID_RETURN_TYPE): Define.
8793 (TARGET_PROMOTED_TYPE): Define.
8794 (TARGET_CONVERT_TO_TYPE): Define.
8795 (TARGET_INITIALIZER): Update for new fields.
8796 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8797 (grokparms): Check targetm.invalid_parameter_type.
8798 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8799 * c-convert.c (convert): Check targetm.convert_to_type.
8801 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8803 * config/mips/mips.md (*extenddi_truncate<mode>,
8804 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8806 (*extendhi_truncateqi): New define_insn_and_sptit.
8808 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8811 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8812 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8814 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8816 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8817 the operand of VIEW_CONVERT_EXPR.
8819 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8821 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8822 extended family and model for Intel processors. Support Intel Atom.
8824 2009-05-20 Olivier Hainque <hainque@adacore.com>
8826 * gstab.h (stab_code_type): Define, to be used instead of the
8827 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8829 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8830 occurrences by stab_code_type.
8831 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8833 2009-05-20 Martin Jambor <mjambor@suse.cz>
8835 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8836 (sra_insert_before): Likewise.
8837 (sra_insert_after): Likewise.
8838 (sra_init_cache): Likewise.
8839 (sra_type_can_be_decomposed_p): Likewise.
8840 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8841 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8842 (sra_insert_before): Likewise.
8843 (sra_insert_after): Likewise.
8844 (sra_init_cache): Likewise.
8845 (insert_edge_copies_seq): Made static and moved upwards.
8847 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8850 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8852 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8853 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8856 2009-05-20 Richard Guenther <rguenther@suse.de>
8858 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8859 with mismatched comparison modes.
8861 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8863 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8864 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8865 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8866 with shifts for Thumb2.
8867 (orsi_notsi): New for orn.
8868 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8869 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8870 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8871 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8872 Don't invert remainder for IOR.
8874 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8876 PR tree-optimization/40087
8877 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8878 number_of_iterations_ne): Rename never_infinite argument.
8879 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8880 number_of_iterations_le): Handle pointer-type ivs when
8881 exit_must_be_taken is false.
8882 (number_of_iterations_cond): Do not always assume that
8883 exit_must_be_taken if the control variable is a pointer.
8885 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8887 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8888 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8890 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8892 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8893 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8895 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8898 * c.opt (Wlogical-op): Disabled by default.
8899 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8901 * doc/invoke.texi (Wlogical-op): Likewise.
8903 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8905 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8907 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8908 Propagate the type of the first operand.
8909 <ASSERT_EXPR>: Simplify.
8910 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8911 Rewrite using the RHS code as discriminant.
8912 <NOP_EXPR>: Turn into CASE_CONVERT.
8913 <PLUS_EXPR>: Propagate the type of the first operand.
8915 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8917 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8918 (ia64_dconst_0_375): New.
8919 * config/ia64/ia64.c (ia64_override_options): Remove
8920 -minline-sqrt-min-latency warning.
8921 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8922 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8923 * config/ia64/ia64.md (*sqrt_approx): Remove.
8924 (sqrtsf2): Remove #if 0.
8925 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8926 (sqrtdf): Remove assert.
8927 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8928 (sqrtxf2): Remove #if 0.
8929 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8930 * div.md (sqrt_approx_rf): New.
8931 (sqrtsf2_internal_thr): New implementation.
8932 (sqrtsf2_internal_lat): New.
8933 (sqrtdf2_internal_thr: New implementation.
8934 (sqrtxf2_internal): New implementation.
8936 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8937 Hans-Peter Nilsson <hp@axis.com>
8939 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8940 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8941 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8942 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8943 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8944 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8945 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8946 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8947 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8948 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8949 * c-common.c: ...from here.
8951 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8953 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8955 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8957 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8959 2009-05-19 Ben Elliston <bje@au.ibm.com>
8961 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8962 assignments with memcpy calls.
8963 (add_fdes): Likewise.
8964 (binary_search_unencoded_fdes): Likewise.
8965 (linear_search_fdes): Eliminate type puns.
8967 2009-05-19 Richard Guenther <rguenther@suse.de>
8969 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8970 not falsely claim to have propagated into all uses.
8972 2009-05-19 Ben Elliston <bje@au.ibm.com>
8974 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8977 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8979 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8980 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8981 (TARGET_LEGITIMATE_ADDRESS_P): New.
8982 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8983 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8985 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8988 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8989 child of the containing namespace's DIE.
8991 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8993 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8994 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8995 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8998 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9001 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9002 gen_align with gen_pad.
9003 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9004 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9006 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9007 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9009 * config/i386/i386.md (align): Renamed to ...
9010 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9011 ASM_OUTPUT_MAX_SKIP_PAD.
9013 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9015 * config.gcc: Fix variable syntax.
9018 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9019 before calling exact_log2.
9020 (output_iorsi3): Likewise.
9021 (output_xorsi3): Likewise.
9023 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9025 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9026 for the none zero constant operand except for EQ and NE
9027 comprisons even when the first operand is R0.
9029 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9031 * config/s390/2064.md: Remove trailing whitespaces.
9032 * config/s390/2084.md: Likewise.
9033 * config/s390/constraints.md: Likewise.
9034 * config/s390/fixdfdi.h: Likewise.
9035 * config/s390/libgcc-glibc.ver: Likewise.
9036 * config/s390/s390-modes.def: Likewise.
9037 * config/s390/s390-protos.h: Likewise.
9038 * config/s390/s390.c: Likewise.
9039 * config/s390/s390.h: Likewise.
9040 * config/s390/s390.md: Likewise.
9041 * config/s390/tpf-unwind.h: Likewise.
9043 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9045 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9047 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9050 * configure.ac (m68k-*-*): Check if binutils support TLS.
9051 * configure: Regenerate.
9052 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9053 * config/m68k/constraints.md (Cu): New constraint.
9054 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9055 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9056 (movsi): Handle TLS symbols.
9057 (addsi3_5200): Handle XTLS symbols, indent.
9058 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9059 (m68k_tls_reference_p): Declare.
9060 (m68k_legitimize_address): Declare.
9061 (m68k_unwrap_symbol): Declare.
9062 * config/m68k/m68k.opt (mxtls): New option.
9063 * config/m68k/m68k.c (ggc.h): Include.
9064 (m68k_output_dwarf_dtprel): Implement hook.
9065 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9066 (m68k_expand_prologue): Load GOT pointer when function needs it.
9067 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9068 (m68k_legitimate_constant_address_p): Same.
9069 (m68k_decompose_address): Handle TLS references.
9070 (m68k_get_gp): New static function.
9071 (enum m68k_reloc): New contants.
9072 (TLS_RELOC_P): New macro.
9073 (m68k_wrap_symbol): New static function.
9074 (m68k_unwrap_symbol): New function.
9075 (m68k_final_prescan_insn_1): New static function.
9076 (m68k_final_prescan_insn): New function.
9077 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9079 (legitimize_pic_address): Handle TLS references..
9080 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9081 (m68k_libcall_value_in_a0_p)
9082 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9083 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9084 (m68k_legitimize_tls_address): Handle TLS references.
9085 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9087 (m68k_legitimize_address): Handle TLS symbols.
9088 (m68k_get_reloc_decoration): New static function.
9089 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9091 (m68k_output_dwarf_dtprel): Implement hook.
9092 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9093 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9094 m68k_call_* routines.
9095 (sched_attr_op_type): Handle TLS symbols.
9096 (gt-m68k.h): Include.
9097 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9098 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9100 2009-05-18 Martin Jambor <mjambor@suse.cz>
9102 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9103 (visit_store_addr_for_mod_analysis): New function.
9104 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9105 (determine_cst_member_ptr): Use gimple_assign_single_p.
9106 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9107 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9108 operands. Don't check number of operands of a NOP_EXPR.
9110 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9112 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9114 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9117 * c-common.c (warn_logical_operator): Don't warn if one of
9118 expression isn't always true or false.
9120 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9122 * config/i386/biarch32.h: New file.
9123 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9125 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9127 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9128 *zero_extend<mode>_truncqi): Merge these into ...
9129 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9130 Name the pattern following this as *zero_extendhi_truncqi.
9132 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9135 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9136 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9137 (output_info): Make field HOST_WIDEST_INT.
9138 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9139 (dump_bitmat_statistics): Same.
9141 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9143 * config.gcc (use_gcc_stdint): Set to wrap.
9144 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9145 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9146 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9147 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9148 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9149 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9150 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9151 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9153 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9155 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9157 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9158 Move definitions earlier.
9159 (OPT_ARCH64, OPT_ARCH32): Define.
9160 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9163 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9166 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9169 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9171 * arm.md (movdi2): Copy non-reg values to DImode registers.
9173 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9176 * final.c (label_to_max_skip): New function.
9177 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9178 CODE_LABEL_NUMBER <= max_labelno.
9179 * output.h (label_to_max_skip): New prototype.
9180 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9181 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9182 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9183 Handle CODE_LABELs with >= 16 byte alignment or with
9184 max_skip == (1 << align) - 1.
9185 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9186 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9189 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9190 .p2align 3 if MAX_SKIP is smaller than 7.
9191 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9193 2009-05-15 Ian Lance Taylor <iant@google.com>
9195 * alias.c (struct alias_set_entry_d): Rename from struct
9196 alias_set_entry. Change all uses.
9197 * except.c (struct call_site_record_d): Rename from struct
9198 call_site_record. Change all uses.
9199 * except.h (struct eh_region_d): Rename from struct eh_region.
9201 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9203 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9204 ivtype_map_elt. Change all uses.
9205 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9207 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9208 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9210 (struct sese_d): Rename from struct sese. Change all uses.
9211 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9212 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9213 * optabs.h (struct optab_d): Rename from struct optab. Change all
9215 (struct convert_optab_d): Rename from struct convert_optab.
9217 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9218 ipa_opt_pass. Change all uses.
9219 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9222 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9223 defined as a typedef.
9224 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9227 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9230 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9232 (merge_ranges): Returns bool.
9233 * tree.h (make_range): .. to here.
9234 (build_range_check): Likewise.
9235 (merge_ranges): Likewise. Renamed from merge_ranges.
9236 * c-typeck.c (parser_build_binary_op): Update calls to
9237 warn_logical_operator.
9238 * c-common.c (warn_logical_operator): Add new warning.
9239 * c-common.h (warn_logical_operator): Update declaration.
9241 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9243 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9245 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9247 * doc/install.texi: Document MPC requirements, flags etc.
9249 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9250 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9251 Evaluate constant arguments.
9252 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9253 (fold_builtin_1): Likewise, also evaluate constant arguments.
9254 Remove superfluous break.
9255 (do_mpc_ckconv): New.
9256 * real.h: Include mpc.h.
9257 * toplev.c (print_version): Output MPC version info if available.
9259 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9261 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9263 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9265 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9268 2009-05-15 Jan Hubicka <jh@suse.cz>
9270 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9271 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9272 (try_inline): Fix return value.
9273 (cgraph_decide_inlining_incrementally): Honor new value.
9274 (cgraph_early_inlining): Handle indirect inlining.
9275 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9277 2009-05-15 Jan Hubicka <jh@suse.cz>
9279 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9280 * cgraphunit.c (cgraph_finalize_function): Set it.
9281 (cgraph_expand_function): Use it.
9283 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9285 * real.c (encode_ieee_half): Define.
9286 (decode_ieee_half): Define.
9287 (ieee_half_format): Define.
9288 (arm_half_format): Define.
9289 * real.h (ieee_half_format): Declare.
9290 (arm_half_format): Declare.
9292 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9294 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9295 swapped, and reversed optabs exist before trying to use them.
9297 2009-05-15 Paul Brook <paul@codesourcery.com>
9298 Sandra Loosemore <sandra@codesourcery.com>
9300 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9301 loads. Allow PRE_DEC.
9302 (output_move_neon): Handle PRE_DEC.
9303 (arm_print_operand): Add 'A' for neon structure loads.
9304 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9305 * config/arm/neon.md (neon_mov): Update comment.
9306 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9308 (Um): New constraint.
9310 2009-05-15 Jan Hubicka <jh@suse.cz>
9312 Revert the following patch until testsuite fallout is fixed:
9313 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9314 * cgraph.h (struct inline_summary): New filed self_wize,
9315 size_inlining_benefit, self_time and time_inlining_benefit.
9316 (struct cgraph_global_info): Replace insns by time ans size fields.
9317 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9318 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9319 (ipcp_update_callgraph): Do not touch function bodies.
9320 * ipa-inline.c: Include except.h
9321 (MAX_TIME): New constant.
9322 (overall_insns): Remove
9323 (overall_size, max_benefit): New static variables.
9324 (cgraph_estimate_time_after_inlining): New function.
9325 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9326 (cgraph_clone_inlined_nodes): Update size.
9327 (cgraph_mark_inline_edge): Update size.
9328 (cgraph_estimate_growth): Use size info.
9329 (cgraph_check_inline_limits): Check size.
9330 (cgraph_default_inline_p): Likewise.
9331 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9332 (cgraph_decide_recursive_inlining): Check size.
9333 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9335 (cgraph_decide_inlining): Likewise.
9336 (cgraph_decide_inlining_incrementally): Likewise; honor
9337 PARAM_EARLY_INLINING_INSNS.
9338 (likely_eliminated_by_inlining_p): New predicate.
9339 (estimate_function_body_sizes): New function.
9340 (compute_inline_parameters): Use it.
9341 * except.c (must_not_throw_labels): New function.
9342 * except.h (must_not_throw_labels): Declare.
9343 * tree-inline.c (init_inline_once): Kill inlining_weigths
9344 * tree-ssa-structalias.c: Avoid uninitialized warning.
9345 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9346 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9347 (PARAM_INLINE_CALL_COST): Remove.
9348 (PARAM_EARLY_INLINING_INSNS): New.
9350 2009-05-15 Richard Guenther <rguenther@suse.de>
9352 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9353 not TODO_update_ssa.
9355 2009-05-15 Richard Guenther <rguenther@suse.de>
9357 PR tree-optimization/39999
9358 * gimple.h (gimple_expr_type): Use the expression type looking
9359 through useless conversions.
9360 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9361 (vn_nary_op_insert_stmt): Likewise.
9362 (simplify_binary_expression): Likewise.
9364 2009-05-15 Richard Guenther <rguenther@suse.de>
9366 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9367 New options, enabled by default.
9368 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9370 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9371 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9372 * tree-ssa-structalias.c (gate_tree_pta): New function.
9373 (pass_build_alias): Use it.
9375 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9378 recurse on an invariant address if a conversion from a pointer
9379 type to a wider integer type is involved.
9381 2009-05-15 Jan Hubicka <jh@suse.cz>
9383 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9384 * cgraph.h (struct inline_summary): New filed self_wize,
9385 size_inlining_benefit, self_time and time_inlining_benefit.
9386 (struct cgraph_global_info): Replace insns by time ans size fields.
9387 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9388 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9389 (ipcp_update_callgraph): Do not touch function bodies.
9390 * ipa-inline.c: Include except.h
9391 (MAX_TIME): New constant.
9392 (overall_insns): Remove
9393 (overall_size, max_benefit): New static variables.
9394 (cgraph_estimate_time_after_inlining): New function.
9395 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9396 (cgraph_clone_inlined_nodes): Update size.
9397 (cgraph_mark_inline_edge): Update size.
9398 (cgraph_estimate_growth): Use size info.
9399 (cgraph_check_inline_limits): Check size.
9400 (cgraph_default_inline_p): Likewise.
9401 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9402 (cgraph_decide_recursive_inlining): Check size.
9403 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9405 (cgraph_decide_inlining): Likewise.
9406 (cgraph_decide_inlining_incrementally): Likewise; honor
9407 PARAM_EARLY_INLINING_INSNS.
9408 (likely_eliminated_by_inlining_p): New predicate.
9409 (estimate_function_body_sizes): New function.
9410 (compute_inline_parameters): Use it.
9411 * except.c (must_not_throw_labels): New function.
9412 * except.h (must_not_throw_labels): Declare.
9413 * tree-inline.c (init_inline_once): Kill inlining_weigths
9414 * tree-ssa-structalias.c: Avoid uninitialized warning.
9415 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9416 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9417 (PARAM_INLINE_CALL_COST): Remove.
9418 (PARAM_EARLY_INLINING_INSNS): New.
9419 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9420 (inline-call-cost): Remove.
9421 (early-inlining-insns): New.
9423 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9425 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9427 (print_int_cst_bounds_in_octal_p): Likewise.
9428 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9430 * dwarf2out.c (base_type_die): Likewise.
9431 (is_subrange_type): Delete.
9432 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9433 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9434 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9435 if the destination type is boolean.
9436 (build_range_check): Do not special-case subtypes.
9437 (fold_sign_changed_comparison): Likewise.
9438 (fold_unary): Likewise.
9439 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9440 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9441 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9442 * tree.c (subrange_type_for_debug_p): New predicate based on the
9443 former is_subrange_type.
9444 * tree.h (subrange_type_for_debug_p): Declare.
9445 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9446 (convert_affine_scev): Remove call to above function.
9447 (chrec_convert_aggressive): Likewise.
9448 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9449 false for conversions involving subtypes.
9450 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9451 (vrp_val_min): Likewise.
9452 (needs_overflow_infinity): Likewise.
9453 (extract_range_from_unary_expr): Likewise.
9455 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9457 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9458 * config/frv/frv.c: Likewise.
9459 * config/s390/s390.c: Likewise.
9460 * config/sparc/sparc.h: Likewise.
9461 * config/i386/i386.h: Likewise.
9462 * config/i386/i386.c: Likewise.
9463 * config/crx/crx.c: Likewise.
9464 * config/m68hc11/m68hc11.h: Likewise.
9465 * config/iq2000/iq2000.c: Likewise.
9466 * config/mn10300/mn10300.h: Likewise.
9467 * config/mn10300/mn10300.c: Likewise.
9468 * config/m68k/m68k.c: Likewise.
9469 * config/rs6000/rs6000.c: Likewise.
9470 * config/rs6000/xcoff.h: Likewise.
9471 * config/rs6000/linux64.h: Likewise.
9472 * config/rs6000/sysv4.h: Likewise.
9473 * config/score/score3.c: Likewise.
9474 * config/score/score7.c: Likewise.
9475 * config/score/score.c: Likewise.
9476 * config/arm/arm.md: Likewise.
9477 * config/mips/mips.c: Likewise.
9478 * config/mips/mips.md: Likewise.
9479 * config/bfin/bfin.h: Likewise.
9480 * config/pa/pa.c: Likewise.
9481 * config/pa/constraints.md: Likewise.
9483 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9484 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9485 * config/pdp11/pdp11.h: Use memory_address_p instead.
9487 2009-05-14 Ian Lance Taylor <iant@google.com>
9489 * passes.c (finish_optimization_passes): Change i to int.
9490 * plugin.c (plugins_active_p): Change event to int.
9491 (dump_active_plugins): Likewise.
9492 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9494 * tree.c (tree_range_check_failed): Change c to unsigned int.
9495 (omp_clause_range_check_failed): Likewise.
9496 (build_common_builtin_nodes): Change mode to int. Add cast.
9497 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9498 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9500 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9501 ++ or -- with a variable of enum type.
9503 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9506 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9508 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9510 * store-motion.c: Do not include params.h
9511 * Makefile.in: Fix dependencies for various files.
9513 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9515 * auto-inc-dec.c: Fix pass description, remove apparent
9516 accidental duplication.
9518 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9521 * ipa-utils.h (memory_identifier_string): Moved to ...
9522 * tree.h (memory_identifier_string): Here. Add GTY(()).
9524 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9526 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9527 in the former documentation of...
9528 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9529 * ira-conflicts.c (get_dup_num): Use address_operand.
9530 * targhooks.c (default_legitimate_address_p): New.
9531 * targhooks.h (default_legitimate_address_p): New.
9532 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9534 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9535 * target.h (struct target): Add legitimate_address_p.
9536 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9537 (TARGET_INITIALIZER): Include it.
9539 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9540 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9541 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9542 (TARGET_LEGITIMATE_ADDRESS_P): New.
9544 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9545 (REG_OK_STRICT_P): Delete.
9546 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9547 (frv_legitimate_address_p_1): ... this.
9548 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9549 (frv_legitimate_address_p_1): ... the renamed old
9550 frv_legitimate_address_p.
9551 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9552 (TARGET_LEGITIMATE_ADDRESS_P): New.
9554 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9555 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9556 * config/s390/s390.c (legitimate_address_p): Rename to...
9557 (s390_legitimate_address_p): ... this, make static.
9558 (legitimize_address): Adjust call.
9559 (TARGET_LEGITIMATE_ADDRESS_P): New.
9560 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9562 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9563 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9564 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9565 (TARGET_LEGITIMATE_ADDRESS_P): New.
9567 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9568 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9569 * config/spu/spu.c (spu_legitimate_address): Rename to...
9570 (spu_legitimate_address_p): ... this, make static.
9571 (TARGET_LEGITIMATE_ADDRESS_P): New.
9573 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9574 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9575 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9576 (sparc_legitimate_address_p): ... this, make static and return bool.
9577 (legitimize_address): Adjust call.
9578 (TARGET_LEGITIMATE_ADDRESS_P): New.
9580 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9581 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9582 * config/i386/i386.c (legitimate_address_p): Rename to...
9583 (ix86_legitimate_address_p): ... this, make static.
9584 (constant_address_p): Move after it, adjust call.
9585 (TARGET_LEGITIMATE_ADDRESS_P): New.
9587 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9588 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9589 * config/avr/avr.c (legitimate_address_p): Rename to...
9590 (avr_legitimate_address_p): ... this, make static.
9591 (legitimize_address): Adjust call.
9592 (TARGET_LEGITIMATE_ADDRESS_P): New.
9594 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9595 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9596 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9597 (TARGET_LEGITIMATE_ADDRESS_P): New.
9599 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9600 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9601 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9602 (TARGET_LEGITIMATE_ADDRESS_P): New.
9604 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9605 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9607 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9609 (TARGET_LEGITIMATE_ADDRESS_P): New.
9611 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9612 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9614 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9616 (m68hc11_legitimate_address_p): ... this, make static.
9617 (go_if_legitimate_address_internal): Rename to...
9618 (m68hc11_legitimate_address_p_1): ... this.
9619 (legitimize_address): Adjust call.
9620 (TARGET_LEGITIMATE_ADDRESS_P): New.
9622 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9623 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9624 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9625 (TARGET_LEGITIMATE_ADDRESS_P): New.
9627 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9628 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9629 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9630 (mn10300_legitimate_address_p): ... this, make static.
9631 (TARGET_LEGITIMATE_ADDRESS_P): New.
9633 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9634 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9635 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9636 (TARGET_LEGITIMATE_ADDRESS_P): New.
9638 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9639 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9640 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9641 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9642 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9643 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9644 (rs6000_legitimate_address_p): ... this, make static.
9645 (TARGET_LEGITIMATE_ADDRESS_P): New.
9646 (REG_MODE_OK_FOR_BASE_P): Delete.
9647 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9649 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9650 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9652 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9653 static, adjust types.
9654 (TARGET_LEGITIMATE_ADDRESS_P): New.
9656 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9657 * config/score/score.c (score_address_p): Rename to...
9658 (score_legitimate_address_p): ... this.
9659 (TARGET_LEGITIMATE_ADDRESS_P): New.
9660 * config/score/score3.c (score3_address_p): Rename to...
9661 (score3_legitimate_address_p): ... this.
9662 * config/score/score7.c (score7_address_p): Rename to...
9663 (score7_legitimate_address_p): ... this.
9665 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9666 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9667 GO_IF_LEGITIMATE_ADDRESS): Delete.
9668 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9669 thumb2_legitimate_address_p): Delete.
9670 (arm_legitimate_address_p): Rename to...
9671 (arm_legitimate_address_outer_p): ... this.
9672 * config/arm/constraints.md ("Uq"): Adjust call.
9673 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9674 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9676 (arm_legitimate_address_outer_p): ... this.
9677 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9679 (TARGET_LEGITIMATE_ADDRESS_P): New.
9681 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9682 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9683 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9684 (TARGET_LEGITIMATE_ADDRESS_P): New.
9686 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9687 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9688 * config/vax/vax.c (legitimate_address_p): Rename to...
9689 (vax_legitimate_address_p): ... this, make static.
9690 (TARGET_LEGITIMATE_ADDRESS_P): New.
9692 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9693 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9694 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9695 (TARGET_LEGITIMATE_ADDRESS_P): New.
9697 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9698 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9699 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9700 (mmix_legitimate_address_p): ... this, make static.
9701 (TARGET_LEGITIMATE_ADDRESS_P): New.
9703 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9704 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9705 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9706 (TARGET_LEGITIMATE_ADDRESS_P): New.
9708 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9710 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9711 of MODE_COMPLEX_INT.
9713 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9715 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9716 LCT_NORMAL in function call.
9717 * mips-tdump.c (print_file_desc): Add cast to enum type.
9718 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9719 (mark_stabs): Add casts to enum types.
9720 (parse_stabs_common): Add casts to enum types.
9722 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9724 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9725 Check for invalid values of LETTER.
9727 2009-05-13 Taras Glek <tglek@mozilla.com>
9729 * attribs.c (register_attribute): moved out attribute registration
9730 into register_attribute.
9731 * doc/plugins.texi: Documented register_attribute and
9733 * gcc-plugin.h: Added forward decl for register_attribute.
9734 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9735 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9736 PLUGIN_ATTRIBUTES boilerplate.
9738 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9740 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9741 values even in sentinel and empty entries.
9742 (ms_printf_flag_specs): Likewise.
9743 (ms_scanf_flag_specs): Likewise.
9744 (ms_strftime_flag_specs): Likewise.
9745 (ms_print_char_table): Likewise.
9746 (ms_scan_char_table): Likewise.
9747 (ms_time_char_table): Likewise.
9749 2009-05-13 Doug Kwan <dougkwan@google.com>
9751 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9753 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9755 * config/mips/mips.md (store): Add attributes for QI and HI.
9757 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9758 (truncdi<mode>2): ... this new pattern.
9760 2009-05-13 Brad Hards <bradh@kde.org>
9762 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9764 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9765 Ben Elliston <bje@au.ibm.com>
9768 * dse.c (check_mem_read_rtx): Guard against width == -1.
9770 2009-05-13 Michael Matz <matz@suse.de>
9773 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9774 (trivially_conflicts_p): New function.
9775 (insert_backedge_copies): Use it.
9777 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9779 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9780 (handle_stdc_pragma): Use new enum constant names.
9781 (handle_pragma_float_const_decimal64): Ditto.
9783 2009-05-13 Ian Lance Taylor <iant@google.com>
9785 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9788 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9790 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9791 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9793 * config/m68k/m68k.h (FL_UCLINUX): Define.
9795 2009-05-13 Jan Hubicka <jh@suse.cz>
9797 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9799 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9801 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9802 unless -fschedule-insns is specified.
9804 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9807 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9808 TARGET_EXPAND_CBRANCHDI4.
9809 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9810 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9811 (cmpeqdi): Fix comment.
9813 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9815 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9816 (sh_legitimate_address_p): Likewise.
9817 * config/sh/sh.c (sh_legitimate_index_p): New.
9818 (sh_legitimate_address_p): Likewise.
9819 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9820 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9821 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9822 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9823 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9824 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9825 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9826 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9827 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9829 2009-05-12 Jan Hubicka <jh@suse.cz>
9831 * tree-inline.c (estimate_operator_cost): Add operands;
9832 when division happens by constant, it is cheap.
9833 (estimate_num_insns): Loads and stores are not having cost of 0;
9834 EH magic stuff is cheap; when computing runtime cost of switch,
9835 use log2 base of amount of its cases; builtin_expect has cost of 0;
9836 compute cost for moving return value of call.
9837 (init_inline_once): Initialize time_based flags.
9838 * tree-inline.h (eni_weights_d): Add time_based flag.
9840 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9842 * df-core.c: Update head documentation.
9844 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9847 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9848 shadowing exisiting variable op1.
9850 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9853 * config/i386/driver-i386.c (processor_signatures): New enum.
9854 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9855 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9856 processor signature to detect geode processor.
9858 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9862 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9864 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9865 causes spurious differences between trunk and cond-optab branch.
9867 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9869 * dojump.c (compare_from_rtx): Delete.
9870 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9871 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9872 if the comparison does not satisfy the predicate; test predicates for
9873 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9874 further if one existing pattern fails.
9875 * expr.h (compare_from_rtx): Delete.
9876 (prepare_operand): Declare it.
9877 * optabs.c: Change "lib call" to "libcall" throughout.
9878 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9879 HAVE_conditional_trap, emit_cmp_insn): Delete.
9880 (can_compare_p): Delete cmp_optab case.
9881 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9882 Accept other parameters by value.
9883 (prepare_operand): Make non-static.
9884 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9885 other parameters by value. Try to widen operands here based on
9886 an optab_methods argument and looking at cbranch_optab.
9887 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9888 loop. Use cbranch_optab directly.
9889 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9890 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9892 (emit_conditional_move, emit_conditional_add): Inline what's needed
9893 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9894 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9895 with COMPARE. Move cmov_optab and cstore_optab above
9896 with cbranch_optab, move cmp_optab down with ucmp_optab,
9897 remove tst_otpab. Do not initialize trap_rtx.
9898 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9899 for trap code. Do not check HAVE_conditional_trap. Use
9900 prepare_cmp_insn. Accept no predicate for operand 3.
9901 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9902 (OTI_ctrap, ctrap_optab): New.
9903 (tst_optab): Delete.
9904 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9905 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9906 with lookup of ctrap_optab.
9907 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9911 * combine.c (combine_simplify_rtx, simplify_set): Do not
9912 special case comparing against zero for cc0 machines.
9913 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9914 COMPARE on cc0 machines.
9915 (simplify_relational_operation): Return a new expression when
9916 a COMPARE could be removed.
9917 * final.c (final_scan_insn): Compare cc_status values
9918 against LHS of a (compare FOO (const_int 0)) cc0 source.
9919 Also check if cc_status.value is the full compare.
9921 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9922 (cstoreMM4): Document.
9923 (conditional_trap): Document ctrapMM4 instead.
9924 (sync_compare_and_swapMM): Refer to cbranchcc4.
9925 (Dependent Patterns): Eliminate obsolete information referring to
9926 the old jump optimization phase.
9927 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9928 of compares with 0 on cc0 machines.
9929 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9930 avoiding references to cc0. Remove text about storing operands
9932 * doc/tm.texi (Condition Codes): Include blurb on different
9933 condition code representations, separate into subsections for
9934 CC0, MODE_CC and conditional execution.
9936 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9937 alpha_emit_setcc): Accept operands and a machine mode.
9938 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9939 Get code/op0/op1 from operands, use machine mode argument
9940 instead of alpha_compare.fp_p. Emit the branch here.
9941 (alpha_emit_setcc): Likewise, and return boolean.
9942 (alpha_emit_conditional_move): Likewise. Assert that
9943 cmp_op_mode == cmp_mode, and simplify accordingly.
9944 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9945 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9946 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9948 (stack probe test): Use cbranchdi4.
9949 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9951 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9952 * config/arc/arc.h (movsicc, movsfcc): Use it.
9953 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9954 (cbranchsi4, cstoresi4): New.
9955 (cmpsi, bCC and sCC expanders): Remove.
9957 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9958 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9959 * config/arm/predicates.md (arm_comparison_operator): Only include
9960 floating-point operators if there is a hardware floating-point unit.
9961 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9962 deferring to cbranch_cc and cstore_cc respectively.
9963 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9964 cbranch_cc, cstore_cc): New.
9965 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9967 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9969 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9970 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9972 (adjust_insn_length): Adjust calls.
9973 (avr_reorg): Handle (compare (foo) (const_int 0)).
9974 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9975 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9976 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9977 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9979 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9980 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9982 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9983 (cbranchsi4, cstorebi4, cstoresi4): New.
9984 (movbisi): This insn is duplicate, split it to zero_extend.
9985 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9986 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9987 (bfin_optimize_loop): Use cbranch expander.
9988 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9989 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9990 (bfin_bimode_comparison_operator): ... this.
9991 (bfin_direct_comparison_operator): New.
9993 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9994 inside (compare FOO (const_int 0)).
9995 (cris_rtx_costs): Handle ZERO_EXTRACT.
9996 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9997 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9998 (*tstdi_v32): Delete.
9999 (*cmpdi_non_v32): Add M alternative for operand 1.
10000 (cmpsi, cmp<mode>): Make private.
10001 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10003 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10005 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10006 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10007 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10008 (cc_reg_operand): New.
10009 (any_cond): Delete.
10010 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10011 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10012 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10013 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10014 crx_expand_scond): Delete.
10016 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10018 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10019 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10021 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10022 cstoresi4, cstoresf4, cstoredf4): New.
10023 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10024 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10025 Receive the entire operands array.
10026 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10027 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10028 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10029 Get test/op0/op1 from the operands array.
10030 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10032 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10033 (h8300_expand_store): New.
10034 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10036 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10037 (h8300_expand_store): New.
10038 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10039 or do not try to produce (set (cc0) REG).
10040 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10041 change a compare into a move to a scratch register. Disable some
10042 peepholes when comparing with zero.
10043 (tstsi, tsthi, tstsi, cmpqi): Make private.
10045 (bCC, sCC): Delete.
10046 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10049 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10050 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10051 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10052 (ix86_emit_i387_log1p): Use cbranchxf2.
10053 (ix86_expand_setcc): Return void.
10054 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10055 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10056 cmp<MODEF>, cmpcc): Remove.
10057 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10058 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10059 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10060 (sCC and bCC expanders): Remove.
10061 (stack_protect_test): Use cbranchcc4.
10063 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10065 (ia64_expand_compare): Accept three rtx by reference and return void.
10066 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10067 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10068 from *expr. Update *expr with the BImode comparison to do.
10069 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10070 cmptf, bCC, sCC, conditional_trap): Delete.
10071 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10072 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10073 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10074 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10075 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10077 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10078 type of last argument.
10079 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10080 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10081 use machine mode argument instead of branch_type. Remove dead
10082 code for floating-point comparisons.
10083 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10084 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10086 (cbranchsi4, cstoresi4): New.
10087 * config/iq2000/predicates.md (reg_or_const_operand): New.
10089 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10090 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10091 (b<code>_op): Rewrite to...
10092 (bcc_op): ... this, using match_operator.
10093 (s<code>_op): Rewrite to...
10094 (scc_op): ... this, using match_operator.
10095 (s<code>_24_op): Rewrite to...
10096 (scc_op_24): ... this, using match_operator.
10097 (s<code>_<mode>): Rewrite to...
10098 (cstore<mode>4): ... this, using match_operator.
10099 (s<code>_<mode>_24): Rewrite to...
10100 (cstore<mode>4_24): ... this, using match_operator.
10101 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10102 m32c_unpend_compare, m32c_expand_scc): Delete.
10103 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10104 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10105 (m32c_expand_movcc): Change NE to EQ if necessary.
10106 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10108 * config/m32r/m32r-protos.h (gen_cond_store): New.
10109 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10110 (gen_cond_store): New, from sCC patterns.
10111 (m32r_expand_block_move): Use cbranchsi4.
10112 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10113 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10114 (cbranchsi4, cstoresi4): New.
10116 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10118 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10119 (m68hc11_notice_update_cc): Look into a compare with 0.
10120 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10122 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10123 cmphi, cmpqi, bCC): Delete.
10124 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10125 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10126 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10129 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10130 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10131 * config/m68k/constraints.md (H): New.
10132 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10133 the define_insn below.
10134 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10135 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10136 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10137 patterns): Wrap RHS with COMPARE.
10138 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10139 (*cmpdi_internal): Name this pattern.
10140 (cmpdi): Change to define_insn.
10141 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10142 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10143 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10145 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10146 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10147 (conditional_trap): Change to...
10148 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10149 (*conditional_trap): Use the ordered_comparison_operator and
10150 const1_operand predicates.
10151 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10152 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10153 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10154 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10156 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10157 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10158 (mcore_gen_compare): New.
10159 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10160 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10161 (mcore_gen_compare): ... this.
10162 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10163 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10164 (stack probe pattern): Use cbranchsi4.
10166 * config/mips/predicates.md (mips_cstore_operator): New.
10167 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10168 * config/mips/mips.md (any_cond): Delete.
10169 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10171 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10172 fixuns_truncsfdi2): Use cbranch patterns.
10173 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10174 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10175 Adjust call to mips_expand_conditional_branch.
10176 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10178 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10179 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10180 * config/mips/mips.c (cmp_operands): Delete.
10181 (mips_emit_compare): Get comparison operands from *op0/*op1.
10182 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10183 that it succeeds. Use op0/op1 instead of cmp_operands.
10184 (mips_expand_conditional_branch, mips_expand_conditional_move,
10185 mips_expand_conditional_trap): Likewise.
10186 (mips_block_move_loop): Use cbranch patterns.
10187 * config/mips/mips.h (cmp_operands): Delete.
10189 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10190 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10191 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10192 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10193 (*cmpcc_folded): Rename to...
10194 (*cmpdi_folded): this.
10195 (*cmpcc): Rename to...
10197 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10200 (cbranchdf4): New. Handle invalid comparisons here.
10201 * config/mmix/predicates.md (float_comparison_operator): New.
10203 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10204 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10205 * config/mn10300/mn10300.md (tst): Delete.
10206 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10207 Name these patterns and wrap RHS in a compare.
10208 (*cmpsi): Make this pattern private. Include tst.
10209 (*cmpsf): Make this pattern private.
10210 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10211 (compare with zero peepholes): Likewise.
10213 (cbranchsi4, cbranchsf4): New.
10214 (casesi): Use cbranchsi4.
10216 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10217 hppa_branch_type): Delete.
10218 (return_addr_rtx): Use cbranchsi4.
10219 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10220 Emit CCFPmode comparison here.
10221 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10222 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10223 hppa_branch_type): Delete.
10224 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10225 (movsicc, movdicc): Remove references to hppa_compare_op0,
10226 hppa_compare_op1 and compare_from_rtx.
10227 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10228 (casesi): Use cbranchsi4.
10230 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10231 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10232 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10233 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10234 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10236 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10237 (*branch, *branch_inverted): New.
10239 * config/picochip/picochip.md (cbranchhi4): Use
10240 ordered_comparison_operator.
10241 (cmphi, bCC): Remove.
10243 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10244 (trap_comparison_operator): Delete.
10245 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10246 rs6000_emit_cbranch): Accept mode and operands.
10247 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10248 rs6000_compare_fp_p): Delete.
10249 (rs6000_generate_compare): Accept mode and comparison. Extract code
10250 and op0/op1 from there. Replace references to rs6000_compare_op0
10251 and rs6000_compare_op1.
10252 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10253 extract result from passed operands.
10254 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10255 extract loc from passed operands.
10256 (rs6000_emit_cmove): Likewise.
10257 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10258 rs6000_compare_fp_p): Delete.
10259 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10260 (cbranch<GPR>4, cbranch<FP>4): New.
10261 (cstore<mode>4): New. Consolidate here all choices about when to use
10262 portable or specialized sCC sequences.
10263 (stack_protect_test): Use cbranchsi4.
10264 (conditional_trap): Replace with ctrap<GPR>4.
10265 (conditional trap insn): Replace trap_comparison_operator with
10266 ordered_comparison_operator.
10268 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10269 (s390_emit_prologue): Use ctrap.
10270 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10271 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10272 New predicates replacing...
10273 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10274 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10275 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10276 (add<mode>cc): Do not use s390_compare_op0/op1.
10277 (s<code>): Change to...
10278 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10279 (seq): Change to...
10280 (cstorecc4): ... this. Handle EQ or NE equally.
10281 (*sne): Un-privatize for use in cstorecc4.
10282 (b<code>): Change to...
10283 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10284 (conditional_trap): Replace with...
10285 (ctrap<GPR>4, ctrap<FP>4): ... these.
10286 (stack_protect): Use cbranchcc4.
10288 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10289 * config/score/score-protos.h (score_gen_cmp): Delete.
10290 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10291 (score_block_move-loop): Use cbranchsi4.
10292 * config/score/score.md (cbranchsi4): New.
10293 (cmpsi, bCC): Delete.
10294 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10295 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10296 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10297 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10298 * config/score/score3.h (score3_gen_cmp): Delete.
10299 * config/score/score7.h (score7_gen_cmp): Delete.
10301 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10302 (sh_emit_scc_to_t): ... this. Return void.
10303 (from_compare): Rename to...
10304 (sh_emit_compare_and_branch): ... this.
10305 (sh_emit_compare_and_set): New.
10306 (sh_expand_t_scc): Accept operands.
10307 * config/sh/predicates.md (sh_float_comparison_operator): New.
10308 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10309 (prepare_scc_operands): Rename to...
10310 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10312 (sh_emit_cheap_store_flag): New.
10313 (sh_emit_set_t_insn): New.
10314 (from_compare): Rename to...
10315 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10316 handling of TARGET_SH2E floating point to avoid recursive call.
10317 Generate branch here.
10318 (sh_emit_compare_and_set): New.
10319 (sh_expand_t_scc): Get op0/op1 from arguments.
10320 (sh_emit_cheap_store_flag): New.
10321 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10323 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10324 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10325 (movsicc, movdicc): Do nothing when it recreated operands from
10326 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10327 prepare_scc_operands (now sh_emit_scc_to_t).
10328 (udivdi3): Use cstoresi4.
10329 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10330 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10331 (cbranchint4_media, cbranchfp4_media): New.
10332 (casesi): Use cbranchdi4.
10333 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10335 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10336 (movnegt): Remove second operand.
10337 (cbranchsf4, cbranchdf4): New.
10338 (stack_protect): Use cbranchdi4/cbranchsi4.
10340 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10341 (gen_compare_reg): Accept comparison, extract part of it to...
10342 (gen_compare_reg_1): ... this.
10343 (gen_compare_operator): Delete.
10344 (gen_v9_scc): Accept separate destination, comparison code and arms.
10345 Do not use sparc_compare_op0/sparc_compare_op1.
10346 (emit_scc_insn, emit_conditional_branch_insn): New.
10347 (emit_v9_brxx): Make static. Remove useless assertion.
10348 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10350 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10351 * config/sparc/sparc-protos.h (gen_compare_reg,
10352 sparc_emit_float_lib_cmp): Adjust prototype.
10353 (emit_scc_insn, emit_conditional_branch_insn): New.
10354 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10355 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10356 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10357 iterators to the top.
10358 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10359 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10360 snedi_special_trunc): Delete.
10361 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10362 and snedi_special_trunc.
10363 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10364 cbranchdi4, cbranch<F:mode>4): New.
10365 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10366 here. Use gen_compare_reg instead of gen_compare_operator.
10367 (conditional_trap): Replace with...
10368 (ctrapsi4, ctrapdi4): ... this.
10369 (stack_protect_test): Use cbranchcc4.
10371 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10373 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10374 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10375 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10376 from operands[0] or operands[3] depending on is_set.
10377 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10378 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10379 cmpdf, bCC), sCC: Remove.
10380 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10381 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10383 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10384 spu_emit_branch_or_set.
10386 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10388 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10389 xstormy16_compare_op1): Delete.
10390 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10391 xstormy16_compare_op1): Delete.
10392 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10394 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10395 (cmphi, cmpsi, bCC): Remove.
10397 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10398 (*cmpsi): ... this one.
10399 (cbranchsi4, cstoresi4): New.
10400 (bCC expanders): Delete.
10401 (sCC insns): Fold into...
10402 (*setcc): ... this one.
10403 (casesi): Do not use gen_cmpsi and gen_bgtu.
10404 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10405 (movsicc): Simplify.
10406 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10408 * config/vax/vax-protos.h (cond_name): New.
10409 (vax_output_conditional_branch): Remove.
10410 * config/vax/vax.c (cond_name): New.
10411 (vax_output_conditional_branch): Remove.
10412 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10413 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10414 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10415 (bit<VAXint>): Wrap source with (compare).
10416 (b<code> and following unnamed pattern): Rename to *branch and
10417 *branch_reversed. Change macroization to match_operator.
10418 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10420 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10421 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10422 Change last argument to machine_mode.
10423 (xtensa_expand_scc): Add machine_mode argument.
10424 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10425 (gen_conditional_move, xtensa_expand_conditional_branch,
10426 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10427 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10428 Adjust operand numbers.
10429 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10431 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10432 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10433 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10435 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10437 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10438 causes spurious differences between trunk and cond-optab branch.
10440 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10443 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10445 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10447 * tree.c (iterative_hash_pointer): Delete.
10448 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10449 Hash UIDs and versions of SSA names. Don't special-case built-in
10450 function declarations.
10452 2009-05-11 Ian Lance Taylor <iant@google.com>
10455 * graphite.c: Force -Wc++-compat to only be a warning before
10456 #including "cloog/cloog.h".
10458 2009-05-11 Martin Jambor <mjambor@suse.cz>
10460 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10462 2009-05-11 Jan Hubicka <jh@suse.cz>
10464 * tree-ssa-loop-ivcanon.c: Include target.h
10465 (struct loop_size): new structure.
10466 (constant_after_peeling): New predicate.
10467 (tree_estimate_loop_size): New function.
10468 (estimated_unrolled_size): Rewrite for new estimates.
10469 (try_unroll_loop_completely): Use new estimates.
10470 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10472 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10474 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10475 libcpp interface change.
10476 (spu_macro_to_expand): Likewise.
10478 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10480 PR tree-optimization/40026
10481 * gimplify.c (gimplify_init_constructor): Change initial conditional
10482 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10483 optimize_compound_literals_in_ctor.
10485 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10487 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10489 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10491 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10493 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10494 HOST_WIDE_INT for gap.
10496 2009-05-11 Ira Rosen <irar@il.ibm.com>
10498 PR tree-optimization/40074
10499 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10500 account in group size and step comparison.
10502 2009-05-11 Richard Guenther <rguenther@suse.de>
10504 * passes.c (init_optimization_passes): Strip now incorrect comment.
10505 (execute_function_todo): Do not set PROP_alias.
10506 * tree-pass.h (PROP_alias): Remove.
10507 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10508 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10509 * tree-nrv.c (pass_return_slot): Likewise.
10510 * tree-object-size.c (pass_object_sizes): Likewise.
10511 * tree-ssa-dom.c (pass_dominator): Likewise.
10512 (pass_phi_only_cprop): Likewise.
10513 * tree-ssa-dse.c (pass_dse): Likewise.
10514 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10515 (pass_cselim): Likewise.
10516 * tree-ssa-pre.c (pass_pre): Likewise.
10517 (pass_fre): Likewise.
10518 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10519 * tree-ssa-sink.c (pass_sink_code): Likewise.
10520 * tree-stdarg.c (pass_stdarg): Likewise.
10521 * tree-tailcall.c (pass_tail_calls): Likewise.
10522 * tree-vrp.c (pass_vrp): Likewise.
10524 2009-05-10 Ian Lance Taylor <iant@google.com>
10526 * basic-block.h (enum profile_status): Break out of struct
10527 control_flow_graph.
10528 * cgraph.h (struct inline_summary): Break out of struct
10530 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10531 of struct cgraph_order_sort.
10532 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10533 * cse.c (struct branch_path): Break out of struct
10534 cse_basic_block_data.
10535 * except.h (enum eh_region_type): Break out of struct eh_region.
10536 * gcc.c (enum add_del): Break out of struct modify_target.
10537 * genrecog.c (enum decision_type): Break out of struct decision_test.
10538 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10540 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10541 * regmove.c (enum match_use): New enum, broken out of struct match.
10542 * sched-int.h (enum post_call_group): New enum, broken out of
10544 (struct deps_reg): Break out of struct deps.
10545 * target.h (struct asm_int_op): Break out of struct gcc_target.
10546 * tree-eh.c (struct goto_queue_node): Break out of struct
10548 * tree-inline.h (enum copy_body_cge_which): Break out of
10550 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10552 * c-decl.c (in_struct, struct_types): New static variables.
10553 (pushtag): Add loc parameter. Change all callers.
10554 (lookup_tag): Add ploc parameter. Change all callers.
10555 (check_compound_literal_type): New function.
10556 (parser_xref_tag): Add loc parameter. Change all callers. If
10557 -Wc++-compat, warn about struct/union/enum types defined within a
10559 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10560 and loc parameters. Change all callers. Change error calls to
10561 error_at, using loc. For a redefinition, if the location of the
10562 original definition is known, report it. Set in_struct and
10563 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10564 (finish_struct): Add new parameters enclosing_in_struct and
10565 enclosing_struct_types. Change all callers. Set
10566 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10567 in the struct. If in a struct, add this struct to struct_types.
10568 (start_enum): Add loc parameter. Change all callers. Use
10569 error_at for errors, using loc. For a redefinition, if the
10570 location of the original definition is known, report it. If in a
10571 struct, add this enum type to struct_types. If -Wc++-compat warn
10572 if in sizeof, typeof, or alignof.
10573 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10574 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10575 (c_parser_enum_specifier): Get enum location for start_enum.
10576 (c_parser_struct_or_union_specifier): Get struct location for
10577 start_struct. Save in_struct and struct_types status between
10578 start_struct and finish_struct.
10579 (c_parser_cast_expression): Get location of cast.
10580 (c_parser_alignof_expression): Get location of type.
10581 (c_parser_postfix_expression): Likewise.
10582 (c_parser_postfix_expression_after_paren_type): Add type_loc
10583 parameter. Change all callers. Call check_compound_literal_type.
10584 Use type_loc for error about variable size type.
10585 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10586 of an enum constant from an enum type defined in a struct or union.
10587 (c_cast_expr): Add loc parameter. Change all callers. If
10588 -Wc++-compat, warn about defining a type in a cast.
10589 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10590 (start_enum, start_struct, finish_struct): Update declarations.
10591 (parser_xref_tag, c_cast_expr): Update declarations.
10592 (check_compound_literal_type): Declare.
10594 2009-05-11 Ben Elliston <bje@au.ibm.com>
10596 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10597 for recent libcpp interface change.
10598 (rs6000_macro_to_expand): Likewise.
10600 2009-05-10 Michael Matz <matz@suse.de>
10603 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10604 not at entry of function.
10606 2009-05-10 Richard Guenther <rguenther@suse.de>
10608 PR tree-optimization/40081
10610 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10611 using the main variant of the element type. Do not fiddle with
10612 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10614 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10615 structs with volatile fields.
10617 2009-05-10 Jan Hubicka <jh@suse.cz>
10619 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10620 (estimate_move_cost): Assert that it does not get called for
10622 (estimate_num_insns): Skip VOID types in argument handling.
10623 (optimize_inline_calls): Delete unreachable blocks and verify that
10624 callgraph is valid.
10626 2009-05-10 Jan Hubicka <jh@suse.cz>
10628 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10629 * cgraph.c (cgraph_mark_address_taken_node): New function.
10630 (dump_cgraph_node): Dump new flag.
10631 * cgraph.h (struct cgraph_node): Add address_taken.
10632 (cgraph_mark_address_taken_node): New function.
10633 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10634 since new direct calls can be born.
10636 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10638 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10639 tok->val.node.node.
10641 2009-05-10 Jan Hubicka <jh@suse.cz>
10643 PR middle-end/40084
10644 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10646 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10647 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10648 * tree-inline.c (copy_bb): Set frequency correctly.
10649 (fold_marked_statements): Update call to
10650 cgraph_update_edges_for_call_stmt.
10652 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10654 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10655 identifiers in diagnostics.
10656 * config/arm/arm.c (arm_handle_fndecl_attribute,
10657 arm_handle_isr_attribute): Likewise.
10658 * config/avr/avr.c (avr_handle_progmem_attribute,
10659 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10660 * config/bfin/bfin.c (handle_int_attribute,
10661 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10662 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10663 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10665 * config/darwin.c (darwin_handle_kext_attribute,
10666 darwin_handle_weak_import_attribute): Likewise.
10667 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10668 h8300_handle_eightbit_data_attribute,
10669 h8300_handle_tiny_data_attribute): Likewise.
10670 * config/i386/i386.c (ix86_handle_cconv_attribute,
10671 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10672 * config/i386/winnt.c (ix86_handle_shared_attribute,
10673 ix86_handle_selectany_attribute): Likewise.
10674 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10675 * config/m32c/m32c.c (function_vector_handler): Likewise.
10676 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10677 m68hc11_handle_fntype_attribute): Likewise.
10678 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10679 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10680 * config/mips/mips.c (mips_insert_attributes,
10681 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10682 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10683 rs6000_handle_struct_attribute): Likewise.
10684 * config/sh/sh.c (sh_insert_attributes,
10685 sh_handle_resbank_handler_attribute,
10686 sh_handle_interrupt_handler_attribute,
10687 sh2a_handle_function_vector_handler_attribute,
10688 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10690 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10691 * config/spu/spu.c (spu_handle_fndecl_attribute,
10692 spu_handle_vector_attribute): Likewise.
10693 * config/stormy16/stormy16.c
10694 (xstormy16_handle_interrupt_attribute): Likewise.
10695 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10696 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10698 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10700 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10701 (pp_translate_identifiers): New.
10702 (pp_identifier): Only conditionally translate identifier to locale
10704 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10705 (pp_base_tree_identifier): Only conditionally translate identifier
10706 to locale character set.
10707 * c-pretty-print.c (M_): Define.
10708 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10709 fragments for conditional translation with M_.
10710 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10711 identifier translation.
10713 2009-05-10 Richard Guenther <rguenther@suse.de>
10715 PR tree-optimization/40081
10716 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10717 using the main variant of the element type. Do not fiddle with
10718 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10720 2009-05-09 Jan Hubicka <jh@suse.cz>
10722 PR middle-end/40080
10723 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10724 indirect calls; verify cgraph afterwards.
10726 2009-05-09 Jan Hubicka <jh@suse.cz>
10729 * ipa.c (update_inlined_to_pointer): New function.
10730 (cgraph_remove_unreachable_nodes): Use it.
10732 2009-05-09 Jan Hubicka <jh@suse.cz>
10734 * tree-eh.c (struct leh_state): Remove prev_try.
10735 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10736 not track prev_try.
10737 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10738 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10739 remove_eh_handler_and_replace, foreach_reachable_handler,
10740 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10741 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10742 (gen_eh_region_cleanup): Update prototype.
10744 2009-05-09 Jan Hubicka <jh@suse.cz>
10746 PR middle-end/40043
10747 * except.c (copy_eh_region): Always set prev_try.
10748 (redirect_eh_edge_to_label): Find outer try.
10749 (foreach_reachable_handler): When looking for prev try
10750 handle case where previous try is not going to be taken.
10752 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10754 PR tree-optimization/40049
10755 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10756 only vector/vector shifts, convert the type of the constant to the
10757 appropriate type to avoid building incorrect trees, which
10758 eventually have problems with garbage collection.
10760 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10762 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10763 -1 for complex floating-point types if honoring signed zeros.
10765 2009-05-08 Jan Hubicka <jh@suse.cz>
10767 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10768 argument; handle correctly when profile is absent.
10769 (build_cgraph_edges): Update.
10770 (rebuild_cgraph_edges): Update.
10771 * cgraph.c: Do not include varray.h.
10772 (cgraph_set_call_stmt_including_clones): New function.
10773 (cgraph_create_edge_including_clones): Likewise
10774 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10775 (cgraph_update_edges_for_call_stmt): Handle clones.
10776 (cgraph_remove_node): Handle clone tree.
10777 (cgraph_remove_node_and_inline_clones): New function.
10778 (dump_cgraph_node): Dump clone tree.
10779 (cgraph_clone_node): Handle clone tree.
10780 (clone_function_name): Bring here from tree-inline.c.
10781 (cgraph_create_virtual_clone): New function.
10782 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10783 (cgraph_clone_info): New function.
10784 (strut cgraph_node): Add clone_info and new clone tree pointers.
10785 (cgraph_remove_node_and_inline_clones,
10786 cgraph_set_call_stmt_including_clones,
10787 cgraph_create_edge_including_clones,
10788 cgraph_create_virtual_clone): Declare.
10789 (cgraph_function_versioning): Use VEC argument.
10790 (compute_call_stmt_bb_frequency): Update prototype.
10791 (cgraph_materialize_all_clones): New function.
10792 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10793 (ipcp_create_replace_map): Update to VECtors.
10794 (ipcp_update_callgraph): Use virtual clones.
10795 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10796 (ipcp_update_profiling): Do not update local profiling.
10797 (ipcp_insert_stage): Use VECtors and virtual clones.
10798 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10799 (clone_of_p): New function.
10800 (cgraph_preserve_function_body_p): Use clone tree.
10801 (cgraph_optimize): Materialize clones.
10802 (cgraph_function_versioning): Update for VECtors.
10803 (save_inline_function_body): Use clone tree.
10804 (cgraph_materialize_clone): New function.
10805 (cgraph_materialize_all_clones): Likewise.
10806 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10807 * ipa.c: Include gimple.h.
10808 (cgraph_remove_unreachable_nodes): Use clone tree.
10809 * ipa-prop.c (ipa_note_param_call): Update call to
10810 compute_call_stmt_bb_frequencycall.
10811 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10812 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10813 (copy_bb): Handle updating of clone tree; add new edge when new call
10815 (expand_call_inline): Be strict about every call having edge.
10816 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10817 (delete_unreachable_blocks_update_callgraph): New function.
10818 (tree_function_versioning): Use VECtors; always remove unreachable
10819 blocks and fold conditionals.
10820 * tree-inline.h: Do not include varray.h.
10821 (tree_function_versioning): Remove.
10822 * Makefile.in (GTFILES): Remove tree-inline.c
10823 * passes.c (do_per_function): Do only functions having body.
10824 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10827 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10828 Andrew Morrow <acm@google.com>
10831 * c-common.c (c_common_attribute_table): Permit deprecated
10832 attribute to take an optional argument.
10833 (handle_deprecated_attribute): If the optional argument to
10834 __attribute__((deprecated)) is not a string ignore the attribute
10835 and emit a warning.
10837 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10838 * c-typeck.c (build_component_ref): Likewise.
10839 (build_external_ref): Likewise.
10841 * toplev.c (warn_deprecated_use): Add an attribute argument.
10842 Emit the message associated with __attribute__((deprecated)).
10844 * toplev.h (warn_deprecated_use): Updated.
10846 * doc/extend.texi: Document new optional parameter to
10847 __attribute__((deprecated))
10849 2009-05-08 Michael Eager <eager@eagercon.com>
10851 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10852 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10854 2009-05-08 Richard Guenther <rguenther@suse.de>
10856 PR tree-optimization/40062
10857 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10858 Avoid exponential behavior.
10860 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10862 PR rtl-optimization/33928
10864 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10865 process_uses, build_single_def_use_links): New.
10866 (update_df): Update use_def_ref.
10867 (forward_propagate_into): Use get_def_for_use instead of use-def
10869 (fwprop_init): Call build_single_def_use_links and let it initialize
10871 (fwprop_done): Free use_def_ref.
10872 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10873 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10874 df_rd_simulate_one_insn): New.
10875 (df_rd_bb_local_compute_process_def): Update head comment.
10876 (df_chain_create_bb): Use the new RD simulation functions.
10877 * df.h (df_rd_simulate_artificial_defs_at_top,
10878 df_rd_simulate_one_insn): New.
10879 * opts.c (decode_options): Enable fwprop at -O1.
10880 * doc/invoke.texi (-fforward-propagate): Document this.
10882 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10885 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10886 and one complex operand specially.
10887 * tree-complex.c (some_nonzerop): Do not identify a real value as
10888 zero if flag_signed_zeros.
10890 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10892 PR rtl-optimization/33928
10893 * loop-invariant.c (record_use): Fix && vs. || mishap.
10895 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10897 PR rtl-optimization/33928
10898 * loop-invariant.c (struct use): Add addr_use_p.
10899 (struct def): Add n_addr_uses.
10900 (struct invariant): Add cheap_address.
10901 (create_new_invariant): Set cheap_address.
10902 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10903 (record_uses): Pass df_ref to record_use.
10904 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10907 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10909 * config/sh/sh.c: Do not include c-pragma.h.
10911 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10913 * config/spu/spu.c: Remove include of c-common.h.
10915 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10918 * c-common.h (mark_valid_location_for_stdc_pragma,
10919 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10920 clear_float_const_decimal64, float_const_decimal64_p): New.
10921 * c.opt (Wunsuffixed-float-constants): New.
10922 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10923 unsuffixed float constant, handle new warning.
10924 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10925 * c-decl.c (c_scope): New flag float_const_decimal64.
10926 (set_float_const_decimal64, clear_float_const_decimal64,
10927 float_const_decimal64_p): New.
10928 (push_scope): Set new flag.
10929 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10930 to use STDC pragmas.
10931 (c_parser_external_declaration): Ditto.
10932 (c_parser_compound_statement_nostart): Ditto.
10933 * c-pragma.c (valid_location_for_stdc_pragma,
10934 mark_valid_location_for_stdc_pragma,
10935 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10936 handle_pragma_float_const_decimal64): New.
10937 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10938 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10939 set_float_const_decimal64, clear_float_const_decimal64,
10940 float_const_decimal64_p): New dummy functions.
10941 * doc/extend.texi (Decimal Float): Remove statement that the
10942 pragma, and suffix for double constants, are not supported.
10943 * doc/invoke.texi (Warning Options): List new option.
10944 (-Wunsuffixed-float-constants): New.
10946 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10948 * config/i386/i386.c: Do not include c-common.h.
10950 2009-05-07 Mark Heffernan <meheff@google.com>
10952 * doc/invoke.texi (Debugging Options): Document change of debugging
10954 * opts.c (decode_options): Make dump_base_name relative to
10955 aux_base_name directory.
10957 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10959 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10960 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10962 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10964 * Makefile.in (install-plugin): Simplify a bit.
10966 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10968 * Makefile.in (OBJS-common): Add regcprop.o.
10970 * timevar.def (TV_CPROP_REGISTERS): New.
10971 * regrename.c (regrename_optimize): Return 0.
10972 (rest_of_handle_regrename): Delete.
10973 (pass_rename_registers): Point to regrename_optimize.
10974 (struct value_data_entry, struct value_data,
10975 kill_value_one_regno, kill_value_regno, kill_value,
10976 set_value_regno, init_value_data, kill_clobbered_value,
10977 kill_set_value, kill_autoinc_value, copy_value,
10978 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10979 replace_oldest_value_reg, replace_oldest_value_addr,
10980 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10981 debug_value_data, validate_value_data): Move...
10982 * regcprop.c: ... here.
10983 (rest_of_handle_cprop): Delete.
10984 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10986 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10988 PR middle-end/40057
10989 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10990 GEN_INT for 1 << bitnum.
10991 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10992 build_int_cst_type.
10994 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10996 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10997 Remove wrong description of "nand" operation.
10999 2009-05-06 Richard Guenther <rguenther@suse.de>
11000 Adam Nemet <anemet@caviumnetworks.com>
11002 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11003 comment. Add that if LHS is not a gimple register, then RHS1 has
11004 to be a single object (GIMPLE_SINGLE_RHS).
11006 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11008 * expr.c (get_def_for_expr): Move it up in the file.
11009 (store_field): When expanding a bit-field store, look at the
11010 defining gimple stmt for the masking conversion.
11012 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11014 PR middle-end/39986
11015 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11016 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11017 32-bit memcpy into long.
11019 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11021 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11022 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11024 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11025 instead of appending DW_OP_deref*.
11027 2009-05-06 Michael Matz <matz@suse.de>
11029 PR middle-end/40021
11030 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11031 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11033 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11035 * Makefile.in (install-plugin): Fix srcdir handling.
11037 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11039 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11040 when processing for not_regs_needed bitmap.
11041 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11042 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11043 handling it for rhs.
11045 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11047 * config/i386/i386.md (unnamed inc/dec peephole): Use
11048 optimize_insn_for_size_p instead of optimize_size.
11049 * config/i386/predicates.md (incdec_operand): Likewise.
11050 (aligned_operand): Likewise.
11051 * config/i386/sse.md (divv8sf3): Likewise.
11052 (sqrtv8sf2): Likewise.
11054 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11056 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11058 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11060 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11062 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11063 ssemodesuffixf2c with avxmodesuffixf2c.
11065 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11068 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11070 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11072 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11073 (struct tree_base): Adjust spacing for 8 bit boundaries.
11074 (struct tree_decl_common): Add decl_by_reference_flag bit.
11075 (DECL_BY_REFERENCE): Adjust.
11076 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11077 print DECL_BY_REFERENCE bit.
11078 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11079 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11080 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11081 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11084 PR middle-end/39666
11085 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11086 range of the type, but default label is missing, add it with one
11087 of the existing labels instead of adding a new label for it.
11089 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11093 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11095 * Makefile.in (enable_plugin, plugin_includedir): New.
11096 (install): Depend on install-plugin.
11097 (PLUGIN_HEADERS): New.
11098 (install-plugin): New.
11099 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11101 2009-05-05 Richard Guenther <rguenther@suse.de>
11103 PR tree-optimization/40022
11104 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11106 (phivn_valid_p): Fix tuplification error, simplify.
11107 (phiprop_insert_phi): Add dumps.
11108 (propagate_with_phi): Simplify.
11110 2009-05-05 Richard Guenther <rguenther@suse.de>
11112 PR middle-end/40023
11113 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11115 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11117 * tree.h (strip_float_extensions): Remove duplicate declaration.
11118 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11119 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11120 block_ultimate_origin): Rearrange the declarations line to match the
11121 comment that indicates the .c file which the functions are defined.
11122 (dwarf2out_*, set_decl_rtl): Add comment.
11123 (get_base_address): Adjust comment.
11124 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11125 declarations line and add comment.
11126 (is_builtin_name): Add blank after function name, for clarity.
11128 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11130 * attribs.c (decl_attributes): Use %qE for identifiers in
11132 * cgraphunit.c (verify_cgraph_node): Translate function names to
11133 locale character set in diagnostics.
11134 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11136 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11137 Document that functions are named in UTF-8.
11138 * expr.c (expand_expr_real_1): Translate function names to locale
11139 character set in diagnostics.
11140 * gimplify.c (omp_notice_variable, omp_is_private,
11141 gimplify_scan_omp_clauses): Use %qE for identifiers in
11143 * langhooks.c (lhd_print_error_function): Translate function names
11144 to locale character set.
11145 * langhooks.h (decl_printable_name): Document that return value is
11146 in internal character set.
11147 * stmt.c: Include pretty-print.h
11148 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11150 (resolve_operand_name_1): Translate named operand name to locale
11152 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11154 * toplev.c (announce_function): Translate function names to locale
11156 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11157 (default_tree_printer): Use pp_identifier or translate identifiers
11158 to locale character set. Mark "<anonymous>" for translation.
11159 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11160 for identifiers in diagnostics.
11161 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11163 * varasm.c (output_constructor): Use %qE for identifiers in
11166 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11168 * configure.ac: use ` ` instead of $()
11169 * configure: Regenerate.
11171 2009-05-05 Ben Elliston <bje@au.ibm.com>
11173 * config/pa/linux-atomic.c: Eliminate conditional include of
11174 errno.h on non-LP64 systems to simplify build requirements.
11176 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11178 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11180 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11181 and pass value to identifier_to_locale.
11182 (warn_variable_length_array): Make name a tree.
11183 (grokdeclarator): Separate diagnostic texts for named and unnamed
11184 declarators. Use %qE for named declarators.
11185 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11187 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11188 identifiers in diagnostics.
11189 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11190 identifier_to_locale. Mark "anonymous" strings for translation.
11192 2009-05-04 Michael Eager <eager@eagercon.com>
11194 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11195 address for DImode/DFmode only if double-precision FP regs.
11197 2009-05-04 Michael Eager <eager@eagercon.com>
11199 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11200 TARGET_SINGLE_FLOAT check.
11202 2009-05-04 Michael Eager <eager@eagercon.com>
11204 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11206 2009-05-04 Michael Eager <eager@eagercon.com>
11208 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11209 * config/rs6000/t-xilinx: New
11211 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11213 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11214 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11215 * gcc/explow.c (memory_address): Use target hook.
11216 * gcc/targhooks.c (default_legitimize_address): New.
11217 * gcc/targhooks.h (default_legitimize_address): New.
11218 * gcc/target.h (legitimize_address): New.
11219 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11220 (TARGET_INITIALIZER): Include it.
11221 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11223 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11224 * config/bfin/bfin.c (legitimize_address): Remove.
11225 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11226 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11228 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11229 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11231 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11232 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11233 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11234 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11235 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11236 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11237 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11238 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11239 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11240 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11241 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11242 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11243 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11244 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11245 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11246 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11247 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11248 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11249 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11250 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11251 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11252 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11253 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11255 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11256 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11257 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11258 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11259 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11260 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11261 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11262 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11263 (thumb_legitimize_address): Delete.
11264 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11265 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11266 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11267 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11268 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11269 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11271 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11274 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11275 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11276 * config/m32r/m32r.c (m32r_legitimize_address): New.
11277 * config/m68k/m68k.c (m68k_legitimize_address): New.
11278 * config/score/score.c (score_legitimize_address): Standardize.
11279 * config/score/score3.c (score3_legitimize_address): Standardize.
11280 * config/score/score3.h (score3_legitimize_address): Adjust.
11281 * config/score/score7.c (score7_legitimize_address): Standardize.
11282 * config/score/score7.h (score7_legitimize_address): Adjust.
11283 * config/sh/sh.c (sh_legitimize_address): New.
11284 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11286 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11287 (s390_legitimize_address): ... this.
11288 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11289 (sparc_legitimize_address): ... this.
11290 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11291 (ix86_legitimize_address): ... this.
11292 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11293 (avr_legitimize_address): ... this.
11294 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11295 (mn10300_legitimize_address): ... this.
11296 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11297 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11298 (alpha_expand_mov): Adjust call.
11300 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11301 * config/spu/spu.c (spu_legitimize_address): Likewise.
11302 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11303 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11305 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11307 * intl.c (locale_encoding, locale_utf8): New.
11308 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11309 * intl.h (locale_encoding, locale_utf8): Declare.
11310 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11311 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11313 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11315 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11316 (pp_base_tree_identifier): Declare as function.
11317 (identifier_to_locale): Declare.
11318 * Makefile.in (pretty-print.o): Update dependencies.
11319 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11321 2009-05-04 Richard Guenther <rguenther@suse.de>
11323 PR middle-end/40015
11324 * builtins.c (fold_builtin_memory_op): Do not decay to element
11325 type if the size matches the whole array.
11327 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11329 * expmed.c (synth_mult): When trying out a shift, pass the result
11332 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11334 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11335 (shiftsub1_cost): New.
11336 (init_expmed): Compute shiftsub1_cost.
11337 (synth_mult): Optimize multiplications by constants of the form
11338 -(2^^m-1) for some constant positive integer m.
11340 2009-05-03 Richard Guenther <rguenther@suse.de>
11343 * c-typeck.c (array_to_pointer_conversion): Do not built
11344 ADDR_EXPRs of arrays of pointer-to-element type.
11345 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11346 up wrong ADDR_EXPRs after-the-fact.
11347 * c-common.c (strict_aliasing_warning): Strip pointer
11348 conversions for obtaining the original type.
11349 * builtins.c (fold_builtin_memset): Handle array types.
11350 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11353 2009-05-03 Richard Guenther <rguenther@suse.de>
11355 PR middle-end/23329
11356 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11357 Do not lose casts from array types with unknown extent to array
11358 types with known extent.
11359 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11360 alias set compatibility.
11362 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11364 * flags.h (extra_warnings): Delete.
11365 * toplev.c (process_options): Handle Wuninitialized here.
11366 * opts.c (extra_warnings): Delete.
11367 (set_Wextra): Delete.
11368 (common_handle_option): -Wextra can be handled automatically.
11369 * c-opts.c (c_common_handle_option): Delete obsolete code.
11370 (c_common_post_options): Simplify comment.
11371 * common.opt (W): Add Var.
11373 (Wuninitialized): Initialize to -1.
11375 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11376 Richard Guenther <rguenther@suse.de>
11378 * expr.c (get_def_for_expr): New function.
11379 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11380 SSA rather than trees.
11381 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11382 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11384 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11386 * c-common.c (reswords): Add _Imaginary.
11387 * c-common.c (enum rid): Add RID_IMAGINARY.
11389 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11391 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11392 Patch by Richard Guenther.
11394 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11396 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11397 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11398 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11399 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11400 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11401 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11402 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11403 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11404 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11405 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11406 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11407 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11408 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11409 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11410 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11411 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11412 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11413 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11415 2009-05-02 Richard Guenther <rguenther@suse.de>
11417 PR tree-optimization/39940
11418 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11421 2009-05-02 Richard Guenther <rguenther@suse.de>
11423 PR middle-end/40001
11424 * tree-ssa.c (execute_update_addresses_taken): Properly check
11425 if we can mark a variable DECL_GIMPLE_REG_P.
11426 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11427 back to the end of the function.
11428 (is_gimple_reg_type): Remove complex type special casing.
11429 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11432 2009-05-02 Ben Elliston <bje@au.ibm.com>
11434 * doc/collect2.texi (Collect2): Document search path behaviour
11435 when configured with --with-ld.
11437 2009-05-02 Jan Hubicka <jh@suse.cz>
11439 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11440 parameter; update callers.
11441 (coalesce_cost_edge): EH edges are costier because they needs
11442 splitting even if not critical and even more costier when there are
11443 multiple EH predecestors.
11445 2009-05-02 Jan Hubicka <jh@suse.cz>
11447 * except.c (remove_eh_handler_and_replace): Handle updating after
11448 removing TRY blocks.
11450 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11452 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11454 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11456 * varasm.c: Do not include c-pragma.h.
11457 * attribs.c: Do not incude c-common.h.
11459 2009-05-01 Michael Matz <matz@suse.de>
11461 * calls.c (initialize_argument_information): Handle SSA names like
11462 decls with a non MEM_P DECL_RTL.
11464 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11466 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11467 * ipa-utils.c: Likewise.
11468 * ipa-type-escape.c: Likewise.
11469 * cgraphunit.c Do not include c-common.h.
11470 * ipa-pure-const.c: Likewise.
11471 * tree-if-conv.c: Likewise.
11472 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11473 * ipa-struct-reorg.c: Likewise.
11474 * tree-nomudflap.c: Likewise.
11475 * tree-ssa-structalias.c: Likewise.
11477 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11479 * store-motion.c: Many cleanups to make this pass a first-class
11480 citizen instead of an appendix to gcse load motion. Add TODO list
11481 to make this pass faster/cleaner/better.
11483 (struct ls_expr): Post gcse.c-split cleanups.
11484 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11485 "stores" field to "avail_stores".
11486 (pre_ldst_mems): Rename to store_motion_mems.
11487 (pre_ldst_table): Rename to store_motion_mems_table.
11488 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11489 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11490 (ldst_entry): Rename to st_expr_entry, update users.
11491 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11492 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11493 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11495 (first_ls_expr): Rename to first_st_expr, update users.
11496 (next_ls_expr): Rename to next_st_expr, update users.
11497 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11498 fields properly for store motion instead of names inherited from load
11500 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11501 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11504 (ae_kill): Rename to st_kill, update users.
11505 (ae_gen): Rename to st_avloc, update users.
11506 (transp): Rename to st_transp, update users.
11507 (pre_insert_map): Rename to st_insert_map, update users.
11508 (pre_delete_map): Rename to st_delete_map, update users.
11509 (insert_store, build_store_vectors, free_store_memory,
11510 one_store_motion_pass): Update for abovementioned changes.
11512 (gcse_subst_count, gcse_create_count): Remove.
11513 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11514 and "n_stores_created", local variables.
11516 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11519 (regvec, compute_store_table_current_insn): Remove.
11520 (reg_set_info, reg_clear_last_set): Remove.
11521 (compute_store_table): Use DF caches instead of local dataflow
11524 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11526 * c-objc-common.c (c_tree_printer): Print identifiers with
11527 pp_identifier, not pp_string. Mark "({anonymous})" for
11529 * c-pretty-print.c (pp_c_ws_string): New.
11530 (pp_c_cv_qualifier, pp_c_type_specifier,
11531 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11532 pp_c_storage_class_specifier, pp_c_function_specifier,
11533 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11534 pp_c_primary_expression, pp_c_postfix_expression,
11535 pp_c_unary_expression, pp_c_shift_expression,
11536 pp_c_relational_expression, pp_c_equality_expression,
11537 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11538 use pp_string and pp_c_ws_string in place of pp_identifier and
11539 pp_c_identifier for non-identifiers. Mark English strings for
11541 * c-pretty-print.h (pp_c_ws_string): Declare.
11543 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11544 Roland McGrath <roland@redhat.com>
11546 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11547 (ENABLE_LD_BUILDID): New configuration option.
11548 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11549 (LINK_BUILDID_SPEC): New macro.
11550 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11552 * doc/install.texi: Document --enable-linker-build-id option.
11553 * configure: Rebuild.
11554 * config.in: Rebuild.
11556 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11558 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11559 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11560 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11561 MIPS_GP_SAVE_AREA_SIZE.
11562 * config/mips/mips.c (struct mips_frame_info): Update comment
11563 before arg_pointer_offset and hard_frame_pointer_offset.
11564 (mips_compute_frame_info): Update diagram before function: to
11565 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11566 indicate the position of frame_pointer_rtx with -fstack-protector and
11567 to show args_size. Don't allocate cprestore area for leaf functions
11568 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11570 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11572 2009-04-30 Michael Matz <matz@suse.de>
11574 PR tree-optimization/39955
11575 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11577 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11579 * ira.c (setup_cover_and_important_classes): Use safe macro
11580 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11582 * genpreds.c (write_tm_preds_h): Output suitable definition of
11583 REG_CLASS_FOR_CONSTRAINT.
11585 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11587 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11589 * bitmap.c (bitmap_descriptor): Likewise.
11590 * ggc-common.c (loc_descriptor): Likewise.
11591 * varray.c (varray_descriptor): Likewise.
11592 * vec.c (vec_descriptor): Likewise.
11594 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11596 * Makefile.in (dce.o): Add $(EXCEPT_H).
11597 * dce.c: Include except.h and delete redundant vector definitions.
11598 (deletable_insn_p): Return false for non-call insns that can throw
11601 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11603 * gcse.c (ae_gen): Remove.
11604 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11605 and make non-static function to make it available in store-motion.c.
11606 Update call sites with search-and-replace.
11607 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11608 extract_mentioned_regs, extract_mentioned_regs_helper,
11609 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11610 store_killed_in_insn, store_killed_after, store_killed_before,
11611 build_store_vectors, insert_insn_start_basic_block, insert-store,
11612 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11613 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11614 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11615 * store-motion.c: ...new file. Also copy data structures from gcse.c
11616 and clean up to remove parts not used by store motion.
11617 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11618 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11620 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11623 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11624 when optimizing for size.
11626 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11628 * gcse.c (gcse_constant_p): Fix typo in last change.
11630 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11632 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11634 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11636 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11638 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11640 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11641 CONST_HIGH_PART result.
11643 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11645 * config/avr/avr.c (initial_elimination_offset): Rename to
11646 avr_initial_elimination_offset.
11647 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11648 change return type to bool.
11649 (avr_can_eliminate): New function.
11650 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11651 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11652 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11653 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11654 avr_initial_elimination_offset.
11655 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11656 (avr_initial_elimination_offset): Define.
11658 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11659 Steven Bosscher <steven@gcc.gnu.org>
11661 PR rtl-optimization/39938
11662 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11663 * cfgrtl.c: Include insn-attr.h.
11664 (rest_of_pass_free_cfg): New function.
11665 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11666 * resource.c (init_resource_info): Remove call to df_analyze.
11668 2009-04-29 Richard Guenther <rguenther@suse.de>
11671 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11672 allow conversion to signed integers.
11674 2009-04-29 Richard Guenther <rguenther@suse.de>
11676 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11677 shifts of floating point vectors if the shift amount is
11678 a constant multiple of the element size.
11680 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11681 Michael Matz <matz@suse.de>
11683 PR middle-end/39927
11685 * tree-outof-ssa.c (emit_partition_copy): New function.
11686 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11687 insert_part_to_rtx_on_edge): Perform the partition base var
11688 copy using emit_partition_copy.
11689 (insert_value_copy_on_edge): Convert constants to the right mode.
11690 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11691 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11693 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11695 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11696 scan backwards to try to find a constant to initialize it.
11698 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11699 insn before the loop_end instruction, don't look past labels.
11701 2009-04-29 Richard Guenther <rguenther@suse.de>
11703 PR middle-end/39937
11704 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11705 loose type conversions.
11706 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11707 stmts only if there are no uses of its definition.
11709 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11711 * config/bfin/bfin.h (splitting_loops): Declare.
11712 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11713 Reorder bit definitions to be ascending.
11714 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11715 * config/bfin/bfin.c (splitting_loops): New variable.
11716 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11717 (struct loop_info): Remove members INIT and LOOP_INIT.
11718 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11719 the LSETUP sequence. Allow LC to be loaded from any register, but
11720 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11721 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11723 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11724 of reload_completed.
11727 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11729 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11731 * Makefile.in (PLUGIN_VERSION_H): New.
11732 (OBJS-common): Remove plugin-version.o.
11733 (plugin.o): Depend on (PLUGIN_VERSION_H).
11734 (plugin-version.o): Remove.
11735 * configure: Regenerate
11736 * configure.ac: Create plugin-version.h.
11737 * gcc-plugin.h (plugin_gcc_version): Remove.
11738 (plugin_default_version_check): Change signature.
11739 * plugin-version.c: Remove.
11740 * plugin.c: Include plugin-version.h.
11741 (str_plugin_gcc_version_name): Remove.
11742 (try_init_one_plugin): Pass gcc version to plugin_init.
11743 (plugin_default_version_check): Both gcc and plugin versions are now
11746 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11748 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11749 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11750 Remove special case testing for last insn of inner loops. Don't fail
11751 if the loop ends with a jump, emit an extra nop instead.
11753 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11754 DREGS rather than comparing directly. Remove code that tries to
11755 account for latencies.
11757 2009-04-29 Richard Guenther <rguenther@suse.de>
11759 PR tree-optimization/39941
11760 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11761 eliminating an indirect call.
11763 2009-04-29 Richard Guenther <rguenther@suse.de>
11765 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11766 parameter. Allow invariants as base if !require_lvalue.
11767 (verify_gimple_assign_single): Adjust.
11769 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11771 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11772 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11773 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11774 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11775 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11777 * config/bfin/bfin.c (bfin_expand_builtin,
11778 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11780 2009-04-28 Richard Guenther <rguenther@suse.de>
11782 * tree-vect-loop.c (get_initial_def_for_induction): Use
11783 correct types for pointer increment.
11785 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11787 * toplev.c (print_version): Update GMP version string calculation.
11789 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11791 PR rtl-optimization/39938
11792 * resource.c (init_resource_info): Add call to df_analyze.
11794 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11796 * config/alpha/alpha.md (usegp): Cast the result of
11797 alpha_find_lo_sum_using_gp to enum attr_usegp.
11798 * config/alpha/alpha.c (override_options): Remove end-of-structure
11799 marker element from cpu_table. Use array size of cpu_table to handle
11800 -mcpu and -mtune options.
11801 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11803 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11805 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11806 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11807 tune_32 and tune_64.
11808 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11809 support on PowerPC.
11810 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11811 * config/rs6000/option-defaults.h: ... here. New file.
11812 (OPT_64, OPT_32): Define.
11813 (MASK_64BIT): Define to 0 if not already defined.
11814 (OPT_ARCH64, OPT_ARCH32): Define.
11815 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11818 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11820 * config/arm/arm.c (arm_override_options): Emit error on using
11823 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11825 PR rtl-optimization/39914
11826 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11827 registers for allocnos created from user-defined variables only
11828 when not optimizing.
11830 2009-04-28 Richard Guenther <rguenther@suse.de>
11832 PR middle-end/39937
11833 * fold-const.c (fold_binary): Use distribute_real_division only
11836 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11838 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11839 add hpux-stdint.h to tm_file.
11840 (hppa[12]*-*-hpux11*): Ditto.
11841 (ia64*-*-hpux*): Ditto.
11842 * config/hpux-stdint.h: New.
11843 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11844 __STDC_EXT__ for all compiles.
11845 * config/pa/pa-hpux.h: Ditto.
11846 * config/pa/pa-hpux10.h: Ditto.
11847 * config/pa/pa-hpux11.h: Ditto.
11849 2009-04-28 Catherine Moore <clm@codesourcery.com>
11851 * debug.h (set_name): Add comment.
11853 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11856 * config/darwin.c (machopic_gen_offset): Check
11857 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11858 * config/arm/arm.c (require_pic_register): Likewise.
11860 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11862 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11863 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11864 m32c_promote_prototypes): Delete.
11866 2009-04-28 Michael Matz <matz@suse.de>
11868 PR middle-end/39922
11869 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11872 2009-04-28 Richard Guenther <rguenther@suse.de>
11874 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11876 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11878 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11879 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11880 * config/arm/arm-tune.md: Regenerate.
11882 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11884 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11885 block if there are complex incoming edges.
11886 (sel_merge_blocks): Remove useless assert.
11887 (sel_redirect_edge_and_branch): Check that edge was redirected.
11888 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11889 (sel_find_rgns): Delete declaration.
11890 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11891 the region when it is not a preheader.
11893 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11896 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11898 2009-04-28 Richard Guenther <rguenther@suse.de>
11900 * tree.h (SSA_NAME_VALUE): Remove.
11901 (struct tree_ssa_name): Remove value_handle member.
11902 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11903 array for jump threading.
11904 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11906 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11907 * tree-flow.h (threadedge_initialize_values): Declare.
11908 (threadedge_finalize_values): Likewise.
11909 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11910 (SSA_NAME_VALUE): Define.
11911 (threadedge_initialize_values): New function.
11912 (threadedge_finalize_values): Likewise.
11913 * tree-ssa-dom.c (ssa_name_values): New global variable.
11914 (SSA_NAME_VALUE): Define.
11915 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11917 2009-04-28 Ira Rosen <irar@il.ibm.com>
11919 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11920 Use REPORT_VECTORIZED_LOCATIONS instead
11921 REPORT_VECTORIZED_LOOPS.
11922 * tree-vectorizer.c (vect_verbosity_level): Make static.
11923 (vect_loop_location): Rename to vect_location.
11924 (vect_set_verbosity_level): Update comment.
11925 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11927 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11928 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11929 instead REPORT_UNVECTORIZED_LOOPS.
11930 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11931 and vect_loop_def to vect_external_def and vect_internal_def.
11932 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11933 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11934 REPORT_UNVECTORIZED_LOCATIONS.
11935 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11936 and vect_used_in_loop and to vect_unused_in_scope and
11937 vect_used_in_scope.
11938 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11939 (vect_verbosity_level): Remove declaration.
11940 (vect_analyze_operations): Likewise.
11941 (vect_analyze_stmt): Declare.
11942 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11943 REPORT_UNVECTORIZED_LOCATIONS.
11944 (vect_get_loop_niters): Fix indentation.
11945 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11946 (vect_analyze_loop_operations): New function.
11947 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11948 vect_analyze_operations.
11949 (vect_is_simple_reduction): Use new names.
11950 (vectorizable_live_operation, vect_transform_loop): Likewise.
11951 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11952 to specify whether the data references can be a part of interleaving
11954 (vect_analyze_data_ref_dependence): Use new names.
11955 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11956 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11957 * tree-vect-patterns.c (widened_name_p): Use new names.
11958 (vect_recog_dot_prod_pattern): Likewise.
11959 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11960 (process_use, vect_mark_stmts_to_be_vectorized,
11961 vect_model_simple_cost, vect_model_store_cost,
11962 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11963 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11964 vectorizable_operation, vectorizable_type_demotion,
11965 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11966 vectorizable_condition): Likewise.
11967 (vect_analyze_operations): Split into vect_analyze_loop_operations
11969 (vect_analyze_stmt): ... new function.
11970 (new_stmt_vec_info): Use new names.
11971 (vect_is_simple_use): Use new names and fix comment.
11972 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11973 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11975 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11978 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11979 and integer modes for x87 operands. Do not ICE for unsupported size,
11980 generate error instead. Generate error for unsupported operand types.
11981 ['z']: Do not handle HImode memory operands specially. Warning
11982 for floating-point operands. Fallthru to 'Z' for unsupported operand
11983 types. Do not ICE for unsupported size, generate error instead.
11984 (output_387_binary_op): Use %Z to output operands.
11985 (output_fp_compare): Ditto.
11986 (output_387_reg_move): Ditto.
11988 2009-04-28 Ben Elliston <bje@au.ibm.com>
11993 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11995 * builtins.c (c_strlen): Do not warn here.
11996 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11997 * c-common.c (pointer_int_sum): Take an explicit location.
11998 Warn about offsets out of bounds.
11999 * c-common.h (pointer_int_sum): Adjust declaration.
12001 2009-04-27 Ian Lance Taylor <iant@google.com>
12003 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12005 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12006 * df-core.c (df_set_flags): Change return type to int. Change
12007 type of old_flags to int.
12008 (df_clear_flags): Likewise.
12009 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12010 (df_get_conditional_uses): Likewise.
12011 * df.h (df_set_flags, df_clear_flags): Update declarations.
12012 * dwarf2out.c (struct indirect_string_node): Change type of form
12013 field to enum dwarf_form.
12014 (AT_string_form): Change return type to enum dwarf_form.
12015 * fixed-value.c (fixed_compare): Add cast to enum type.
12016 * fwprop.c (update_df): Change 0 to VOIDmode.
12017 * gensupport.c: Change 0 to UNKNOWN.
12018 * gimple.h (gimple_cond_code): Add cast to enum type.
12019 * haifa-sched.c (reemit_notes): Add cast to enum type.
12020 * hooks.c (hook_int_void_no_regs): Remove function.
12021 * hooks.h (hook_int_void_no_regs): Remove declaration.
12022 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12023 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12024 * real.c (real_arithmetic): Add cast to enum type.
12025 (real_compare): Likewise.
12026 * target.h (struct gcc_target): Change return type of
12027 branch_target_register_class to enum reg_class.
12028 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12029 default_branch_target_register_class.
12030 * targhooks.c (default_branch_target_register_class): New function.
12031 * targhooks.h (default_branch_target_register_class): Declare.
12032 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12033 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12035 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12037 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12038 vect_uninitialized_def. Change 0 to ERROR_MARK.
12039 * tree-vect-stmts.c (supportable_widening_operation): Don't
12040 initialize icode1 and icode2.
12041 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12042 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12044 (cmn_err_flag_specs): Change 0 to STD_C89.
12045 (cmn_err_char_table): Likewise.
12046 * config/arm/arm.c (get_arm_condition_code): Change type of code
12047 to enum arm_cond_code.
12048 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12049 (IWMMXT_BUILTIN2): Likewise.
12050 (neon_builtin_type_bits): Don't define typedef.
12051 (neon_builtin_datum): Change type of bits field to int.
12052 (arm_expand_neon_args): Add cast to enum type.
12053 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12055 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12056 casts to enum type.
12057 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12059 * config/mips/mips.md (jal_macro): Return enum constant.
12060 (single_insn): Likewise.
12061 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12063 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12064 casts to enum type.
12065 * config/s390/s390.c (s390_tune_flags): Change type to int.
12066 (s390_arch_flags): Likewise.
12067 (s390_handle_arch_option): Change flags field of struct pta to int.
12068 * config/s390/s390.h (s390_tune_flags): Update declaration.
12069 (s390_arch_flags): Likewise.
12070 * config/sh/sh.c (prepare_move_operands): Compare
12071 tls_symbolic_operand result with enum constant.
12072 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12073 (sh_expand_prologue): Add cast to enum type.
12074 (sh_expand_epilogue): Likewise.
12075 (tls_symbolic_operand): Change return type to enum tls_model.
12076 (fpscr_set_from_mem): Add cast to enum type.
12077 (legitimize_pic_address): Compare tls_symbolic_operand result with
12079 (sh_target_reg_class): Change return type to enum reg_class.
12080 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12082 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12083 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12084 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12085 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12086 (delayed_branch, tls_call_delay): Likewise.
12087 (eligible_for_sibcall_delay): Likewise.
12088 (eligible_for_return_delay): Likewise.
12089 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12090 (spu_expand_builtin_1): Likewise.
12092 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12093 for all types of conversions.
12094 (output_init_element): Issue -Wc++-compat warning if needed when
12095 initializing a bitfield with enum type.
12096 * c-parser.c (c_parser_expression): Set original_type to
12097 original_type of right hand operand of comman operator.
12099 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12101 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12103 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12104 * doc/cpp.texi (Standard Predefined Macros)
12105 (Implementation-defined behavior): Likewise.
12106 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12107 * doc/gimple.texi (GIMPLE Exception Handling)
12108 (@code{GIMPLE_ASSIGN}): Likewise.
12109 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12110 * doc/invoke.texi (Warning Options, Optimize Options)
12111 (AVR Options, Darwin Options): Likewise.
12112 (Optimize Options): Reformulate -fwhole-program description.
12113 * doc/loop.texi (Lambda): Likewise.
12114 * doc/md.texi (Output Template, Define Constraints)
12115 (Standard Names, Insn Splitting): Likewise.
12116 * doc/options.texi (Option properties): Likewise.
12117 * doc/passes.texi (Tree-SSA passes): Likewise.
12118 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12119 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12120 (File Names and DBX): Likewise.
12121 * doc/trouble.texi (Incompatibilities): Likewise.
12123 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12125 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12126 instruction is correct.
12128 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12130 Allow non-constant arguments to conversion intrinsics.
12131 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12132 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12133 * spu.c (print_operand): Handle 'v' and 'w'.
12134 (exp2_immediate_p, spu_gen_exp2): Define.
12135 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12136 spu_convtf_1): Update parameter descriptions.
12137 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12138 * constraints.md ('v', 'w'): New.
12139 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12141 (i2f, I2F): New define_mode_attr.
12142 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12143 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12144 fixuns_truncv4sfv4si2): Update to use mode attribute.
12145 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12146 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12147 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12148 patterns for combine.
12150 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12152 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12153 (cprop, hoist, pre, store_motion): New debug counters.
12154 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12155 is not an RTL pass anymore.
12156 (pass_profiling): Remove extern decl for pass removed in 2005.
12157 (pass_gcse, pass_jump_bypass): Remove.
12158 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12159 to 0 for clean state.
12160 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12161 * cse.c (gate_handle_cse_after_global_opts,
12162 rest_of_handle_cse_after_global_opts): New functions.
12163 (pass_cse_after_global_opts): New pass, does local CSE.
12164 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12165 (TV_CPROP): New timevar.
12166 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12167 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12168 (gcse_main, recompute_all_luids): Remove.
12169 (compute_hash_table_work): Call max_reg_num instead of reading
12171 (cprop_jump): Don't set run_jump_opt_after_gcse.
12172 (constprop_register): Always allow to alter jumps.
12173 (cprop_insn): Likewise.
12174 (do_local_cprop): Likewise.
12175 (local_cprop_pass): Likewise. Return non-zero if something changed.
12176 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12177 (find_implicit_sets): Add note about missed optimization opportunity.
12178 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12179 pass_rtl_cprop execute function.
12180 Don't bother tracking the pass number, each pass gets its own dumpfile
12182 Always allow to alter jumpsand bypass jumps.
12183 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12184 will just find no suitable set.
12185 (pre_edge_insert): Fix dumping, this function is for PRE only.
12186 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12187 pass_rtl_pre execute function.
12188 (hoist_code): Return non-zero if something changed. Keep track of
12189 substitutions and insertions for statistics gathering similar to PRE.
12190 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12191 called from the pass_rtl_hoist execute function. Show pass statistics.
12192 (compute_store_table): Use max_reg_num directly instead of using the
12193 formerly global max_gcse_regno.
12194 (build_store_vectors): Likewise.
12195 (replace_store_insn): Fix dumping.
12196 (store_motion): Rename to ...
12197 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12198 pass, called from the pass_rtl_store_motion execute function. Keep
12199 track of substitutions and insertions for statistics gathering similar
12201 (bypass_jumps): Remove, fold interesting bits into ...
12202 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12203 from the pass_rtl_cprop execute function.
12204 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12205 pass_jump_bypass): Remove.
12206 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12207 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12208 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12209 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12210 (gate_rtl_store_motion, execute_rtl_store_motion,
12211 pass_rtl_store_motion): New.
12212 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12213 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12214 * passes.c (init_optimization_passes): Remove pass_gcse and
12215 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12216 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12217 instead of pass_jump_bypass.
12219 2009-04-27 Richard Guenther <rguenther@suse.de>
12221 PR middle-end/39928
12222 * gimplify.c (gimplify_expr): If we are required to create
12223 a temporary make sure it ends up as register.
12225 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12228 * config/i386/i386.c (construct_container): Don't call
12229 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12230 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12232 2009-04-27 Michael Matz <matz@suse.de>
12234 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12235 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12236 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12237 (dump_replaceable_exprs): Take a bitmap.
12238 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12240 (expand_gimple_basic_block): Likewise.
12241 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12242 replaceable_expressions member a bitmap.
12243 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12244 (mark_replaceable): Likewise.
12245 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12246 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12248 2009-04-27 Richard Guenther <rguenther@suse.de>
12250 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12251 (verify_stmts): Dispatch to gimple/type verification code.
12252 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12253 issue with call argument types.
12255 2009-04-27 Michael Matz <matz@suse.de>
12257 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12258 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12261 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12262 Eric Botcazou <ebotcazou@adacore.com>
12264 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12265 a label's basic block.
12266 (mark_target_live_regs): Tidy and rework obsolete comments.
12267 Change back DF problem to LIVE. If a label starts a basic block,
12268 assume that all registers that used to be live then still are.
12269 (init_resource_info): If a label starts a basic block, set its
12270 BLOCK_FOR_INSN accordingly.
12271 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12273 2009-04-27 Richard Guenther <rguenther@suse.de>
12275 * tree-flow-inline.h (function_ann): Remove.
12276 (get_function_ann): Likewise.
12277 * tree-dfa.c (create_function_ann): Remove.
12278 * tree-flow.h (struct static_var_ann_d): Remove.
12279 (struct function_ann_d): Likewise.
12280 (union tree_ann_d): Remove fdecl member.
12281 (function_ann_t): Remove.
12282 (function_ann, get_function_ann, create_function_ann): Remove
12285 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12287 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12289 2009-04-27 Jan Hubicka <jh@suse.cz>
12291 * ipa-pure-const.c (struct funct_state_d): New fields
12292 state_previously_known, looping_previously_known; remove
12293 state_set_in_source.
12294 (analyze_function): Use new fields.
12295 (propagate): Avoid assumption that state_set_in_source imply
12298 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12299 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12300 * cfgloop.h (finite_loop_p): Declare.
12302 2009-04-26 Michael Matz <matz@suse.de>
12304 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12306 2009-04-26 Michael Matz <matz@suse.de>
12308 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12309 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12310 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12311 pass_mark_used_blocks): Remove.
12312 * tree-optimize.c (pass_free_datastructures,
12313 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12314 * passes.c (init_optimization_passes): Don't call
12315 pass_mark_used_blocks, remove dead code.
12317 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12319 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12320 * tree-ssa-live.h (register_ssa_partition): Likewise.
12322 2009-04-26 Michael Matz <matz@suse.de>
12325 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12326 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12327 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12329 (compare_pairs): Swap cost comparison.
12330 (coalesce_ssa_name): Don't use change_partition_var.
12331 * tree-nrv.c (struct nrv_data): Add modified member.
12332 (finalize_nrv_r): Set it.
12333 (tree_nrv): Use it to update statements.
12334 (pass_nrv): Require PROP_ssa.
12335 * tree-mudflap.c (mf_decl_cache_locals,
12336 mf_build_check_statement_for): Use make_rename_temp.
12337 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12338 * alias.c (find_base_decl): Handle SSA names.
12339 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12340 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12341 * rtl.h (set_reg_attrs_for_parm): Declare.
12342 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12343 to "optimized", remove unused locals at finish.
12344 (execute_free_datastructures): Make global, call
12345 delete_tree_cfg_annotations.
12346 (execute_free_cfg_annotations): Don't call
12347 delete_tree_cfg_annotations.
12349 * ssaexpand.h: New file.
12350 * expr.c (toplevel): Include ssaexpand.h.
12351 (expand_assignment): Handle SSA names the same as register variables.
12352 (expand_expr_real_1): Expand SSA names.
12353 * cfgexpand.c (toplevel): Include ssaexpand.h.
12354 (SA): New global variable.
12355 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12356 (SSAVAR): New macro.
12357 (set_rtl): New helper function.
12358 (add_stack_var): Deal with SSA names, use set_rtl.
12359 (expand_one_stack_var_at): Likewise.
12360 (expand_one_stack_var): Deal with SSA names.
12361 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12362 before unique numbers.
12363 (expand_stack_vars): Use set_rtl.
12364 (expand_one_var): Accept SSA names, add asserts for them, feed them
12365 to above subroutines.
12366 (expand_used_vars): Expand all partitions (without default defs),
12367 then only the local decls (ignoring those expanded already).
12368 (expand_gimple_cond): Remove edges when jumpif() expands an
12369 unconditional jump.
12370 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12371 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12373 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12374 members of SA; deal with PARM_DECL partitions here; expand
12375 all PHI nodes, free tree datastructures and SA. Commit instructions
12376 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12377 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12378 info and statements at start, collect garbage at finish.
12379 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12380 (VAR_ANN_PARTITION) Remove.
12381 (change_partition_var): Don't declare.
12382 (partition_to_var): Always return SSA names.
12383 (var_to_partition): Only accept SSA names.
12384 (register_ssa_partition): Only check argument.
12385 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12387 (delete_var_map): Don't free it.
12388 (var_union): Only accept SSA names, simplify.
12389 (partition_view_init): Mark only useful SSA names as used.
12390 (partition_view_fini): Only deal with SSA names.
12391 (change_partition_var): Remove.
12392 (dump_var_map): Use ssa_name instead of partition_to_var member.
12393 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12395 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12396 (struct _elim_graph): New member const_dests; nodes member vector of
12398 (set_location_for_edge): New static helper.
12399 (create_temp): Remove.
12400 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12401 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12402 (new_elim_graph): Allocate const_dests member.
12403 (clean_elim_graph): Truncate const_dests member.
12404 (delete_elim_graph): Free const_dests member.
12405 (elim_graph_size): Adapt to new type of nodes member.
12406 (elim_graph_add_node): Likewise.
12407 (eliminate_name): Likewise.
12408 (eliminate_build): Don't take basic block argument, deal only with
12409 partition numbers, not variables.
12410 (get_temp_reg): New static helper.
12411 (elim_create): Use it, deal with RTL temporaries instead of trees.
12412 (eliminate_phi): Adjust all calls to new signature.
12413 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12414 (rewrite_trees): Only do checking.
12415 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12416 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12417 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12418 contains_tree_r, MAX_STMTS_IN_LATCH,
12419 process_single_block_loop_latch, analyze_edges_for_bb,
12420 perform_edge_inserts): Remove.
12421 (expand_phi_nodes): New global function.
12422 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12423 functions, initialize new parameter, remember partitions having a
12425 (finish_out_of_ssa): New global function.
12426 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12427 don't reset in_ssa_p here, don't disable TER when mudflap.
12428 (pass_del_ssa): Remove.
12429 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12431 (execute_free_datastructures): Declare.
12432 * Makefile.in (SSAEXPAND_H): New variable.
12433 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12434 * basic-block.h (commit_one_edge_insertion): Declare.
12435 * passes.c (init_optimization_passes): Move pass_nrv and
12436 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12437 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12438 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12439 (redirect_branch_edge): Deal with super block when expanding, split
12440 out jump patching itself into ...
12441 (patch_jump_insn): ... here, new static helper.
12443 2009-04-26 Michael Matz <matz@suse.de>
12445 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12446 beyond num_ssa_names.
12447 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12448 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12450 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12452 PR inline-asm/39543
12453 * fwprop.c (forward_propagate_asm): New function.
12454 (forward_propagate_and_simplify): Propagate also into __asm, if it
12455 doesn't increase the number of referenced registers.
12458 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12460 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12462 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12463 note_nonlocal_vla_type for nonlocal VLAs.
12464 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12465 contains_remapped_vars, remap_vla_decls): New functions.
12466 (convert_nonlocal_reference_stmt): If not optimizing, call
12467 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12468 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12469 if it wasn't found in var_map.
12470 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12471 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12472 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12474 * gimplify.c (nonlocal_vlas): New variable.
12475 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12477 (gimplify_body): Create and destroy nonlocal_vlas.
12479 * dwarf2out.c (loc_descr_plus_const): New function.
12480 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12481 mem_loc_descriptor, loc_descriptor_from_tree_1,
12482 descr_info_loc, gen_variable_die): Use it.
12484 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12485 !TREE_STATIC VAR_DECLs.
12486 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12487 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12488 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12489 DECL_BY_REFERENCE is valid.
12490 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12491 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12492 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12493 Copy DECL_BY_REFERENCE.
12494 (struct nesting_copy_body_data): New type.
12495 (nesting_copy_decl): New function.
12496 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12497 if they have variable length.
12499 2009-04-26 Michael Matz <matz@suse.de>
12501 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12502 mark new temporaries for renaming.
12504 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12507 * c-decl.c (global_bindings_p): Return negative value.
12508 (c_variable_size): New. Based on variable_size from
12510 (grokdeclarator): Call c_variable_size not variable_size.
12512 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12514 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12516 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12518 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12519 Redefine it to just use mingw/include.
12520 (ASM_SPEC): Rules for -m32 and -m64.
12521 (LINK_SPEC): Use Likewise.
12522 (SPEC_32): New define.
12523 (SPEC_64): Likewise.
12524 (SUB_LINK_SPEC): Likewise.
12525 (MULTILIB_DEFAULTS): New define.
12526 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12527 Add multilib options.
12528 (MULTILIB_DIRNAMES): Likewise.
12529 (MULTILIB_OSDIRNAMES): Likewise.
12530 (LIBGCC): Likewise.
12531 (INSTALL_LIBGCC): Likewise.
12533 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12536 * c-tree.h (enum c_inline_static_type): New.
12537 (record_inline_static): Declare.
12538 * c-decl.c (struct c_inline_static, c_inline_statics,
12539 record_inline_static, check_inline_statics): New.
12540 (pop_file_scope): Call check_inline_statics.
12541 (start_decl): Call record_inline_static instead of pedwarning
12542 directly for static in inline function.
12543 * c-typeck.c (build_external_ref): Call record_inline_static
12544 instead of pedwarning directly for static referenced in inline
12547 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12549 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12550 not new but only being rescanned.
12551 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12552 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12553 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12554 record_set_info, compute_set, grealloc): Remove.
12555 (recompute_all_luids): New function.
12556 (gcse_main): Don't compute sets, and don't do related memory
12557 allocations/free-ing. If something changed before the end of the
12558 pass, update LUIDs using recompute_all_luids.
12559 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12560 (free_gcse_mem): Don't free it either.
12561 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12562 Use the df insn LUIDs.
12563 (load_killed_in_block): Likewise.
12564 (compute_hash_table_work): Don't compute reg_set_in_block.
12565 (compute_transp): Use DF_REG_DEF_CHAINs.
12566 (local_cprop_pass): Don't use compute_sets and related functions.
12567 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12568 Use get_max_uid() instead of max_cuid.
12569 (insert_insn_end_basic_block, pre_insert_copy_insn,
12570 update_ld_motion_stores): Don't try to
12571 keep reg_set tables up to date.
12572 (pre_insert_copies): Use df insn LUIDs.
12573 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12574 (reg_set_info): Don't use extra bitmap argument.
12575 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12576 information to compute regs_set_in_block.
12577 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12578 (bypass_jumps): Don't use compute_sets and friends.
12580 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12583 * opts.c (undocumented_msg): Do not leave blank even with
12586 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12588 * c-decl.c (build_enumerator): Allow values folding to integer
12589 constants but not integer constant expressions with a pedwarn if
12592 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12595 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12596 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12597 type is an integer constant.
12599 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12602 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12605 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12608 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12609 with variably modified return type and no storage class
12610 specifiers, except for the case of nested functions. Distinguish
12611 extern declarations of functions with variably modified return
12612 types from those of objects with variably modified types.
12614 2009-04-25 Jan Hubicka <jh@suse.cz>
12616 * tree.c (list_equal_p): New function.
12617 * tree.h (list_equal_p): Declare.
12618 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12619 basic_block_def, basic_block, const_basic_block): New.
12620 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12621 (redirect_eh_edge): New function.
12622 (make_eh_edge_update_phi): EH edges are not abnormal.
12623 * except.c: Include tree-flow.h.
12624 (list_match): New function.
12625 (eh_region_replaceable_by_p): New function.
12626 (replace_region): New function.
12627 (hash_type_list): New function.
12628 (hash_eh_region): New function.
12629 (eh_regions_equal_p): New function.
12630 (merge_peers): New function.
12631 (remove_unreachable_regions): Verify EH tree when checking;
12633 (copy_eh_region_1): New function.
12634 (copy_eh_region): New function.
12635 (push_reachable_handler): New function.
12636 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12637 regions without label but with live RESX.
12638 * except.h (redirect_eh_edge_to_label): New.
12639 * tree-flow.h (redirect_eh_edge): New.
12640 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12641 basic_block_def, basic_block, const_basic_block): Remove.
12642 * Makefile.in (except.o): Add dependency on tree-flow.h
12643 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12644 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12647 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12650 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12651 on the destination of memcpy.
12653 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12655 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12656 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12657 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12659 2009-04-25 Jan Hubicka <jh@suse.cz>
12661 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12662 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12663 to be reached by different label than left.
12664 (update_eh_edges): Update comment; remove edge_to_remove if possible
12665 and return true if suceeded.
12666 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12667 (cleanup_eh): Compute sharing map.
12668 * except.c (remove_eh_handler_and_replace): Add argument if we should
12670 (remove_unreachable_regions): Update for label sharing.
12671 (label_to_region_map): Likewise.
12672 (get_next_region_sharing_label): New function.
12673 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12675 (remove_eh_handler): Update.
12676 (remove_eh_region_and_replace_by_outer_of): New function.
12677 * except.h (struct eh_region): Add next_region_sharing_label.
12678 (remove_eh_region_and_replace_by_outer_of,
12679 get_next_region_sharing_label): Declare.
12680 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12682 2009-04-25 Jan Hubicka <jh@suse.cz>
12684 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12685 insert code even if they are not critical.
12687 2009-04-25 Jan Hubicka <jh@suse.cz>
12689 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12690 (gimple_can_remove_branch_p): EH edges won't remove branch by
12692 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12693 updating of non-abnormal EH edges.
12694 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12695 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12696 (split_critical_edges): Split also edges where emitting code on them
12697 will lead to splitting later.
12699 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12700 H.J. Lu <hongjiu.lu@intel.com>
12703 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12704 the configured assembler supports fildq and fistpq mnemonics.
12705 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12706 * configure: Regenerated.
12707 * config.in: Ditto.
12709 * config/i386/i386.c (print_operand): Handle 'Z'.
12710 ['z']: Remove handling of special fild/fist suffixes.
12711 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12712 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12713 suffix of fild insn.
12714 (*floatsi<mode>2_vector_mixed): Ditto.
12715 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12716 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12717 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12718 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12719 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12721 2009-04-25 Ben Elliston <bje@au.ibm.com>
12723 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12724 the source of a set operation.
12726 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12728 * target.h (struct gcc_target): Add case_values_threshold field.
12729 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12730 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12731 * targhooks.c (default_case_values_threshold): New function.
12732 * targhooks.h (default_case_values_threshold): Declare function.
12733 * stmt.c (expand_case): Use case_values_threshold target hook.
12734 * expr.h (case_values_threshold): Remove declartation.
12735 * expr.c (case_values_threshold): Remove function.
12736 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12738 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12739 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12740 (avr_case_values_threshold): Declare as static.
12741 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12743 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12744 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12745 (mn10300_case_values_threshold): New function.
12747 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12749 * ira.c (setup_cover_and_important_classes): Add enum cast.
12751 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12753 * genpreds.c (write_enum_constraint_num): Output definition of
12754 CONSTRAINT_NUM_DEFINED_P macro.
12755 * ira.c (setup_cover_and_important_classes): Use
12756 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12758 2009-04-24 DJ Delorie <dj@redhat.com>
12760 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12761 __SH2A_SINGLE_ONLY__ also.
12763 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12765 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12766 (movdf_internal): Ditto.
12767 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12768 SFmode and DFmode constants.
12769 (ia64_print_operand): Add 'G' format for printing
12770 floating point constants.
12772 2009-04-24 Richard Guenther <rguenther@suse.de>
12774 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12775 from unsigned additions.
12777 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12779 * c-typeck.c (set_init_index): Allow array designators that are
12780 not integer constant expressions with a pedwarn if pedantic.
12782 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12784 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12785 zero if no overlap in nonzero bits between the operands.
12787 2009-04-24 Ian Lance Taylor <iant@google.com>
12789 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12790 (record_dead_and_set_regs): Likewise.
12791 * df.h (struct df_mw_hardreg): Change flags field to int.
12792 (struct df_base_ref): Likewise.
12793 (struct df): Change changeable_flags field to int.
12794 * df-scan.c (df_defs_record): Change clobber_flags to int.
12795 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12796 constants rather than #define macros.
12797 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12798 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12799 (enum dwarf_calling_convention): Likewise.
12800 (enum dwarf_line_number_x_ops): Likewise.
12801 (enum dwarf_call_frame_info): Likewise.
12802 (enum dwarf_source_language): Likewise.
12803 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12804 (add_calling_convention_attribute): Likewise.
12805 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12806 (combine_comparisons): Change compcode to int. Add cast to enum type.
12807 * genrecog.c (maybe_both_true_2): Change c to int.
12808 (write_switch): Likewise. Add cast to enum type.
12809 * gimplify.c (gimplify_omp_for): Handle return values from
12810 gimplify_expr using MIN rather than bitwise or.
12811 (gimplify_expr): Add cast to enum type.
12812 * ipa-prop.c (update_jump_functions_after_inlining): Change
12813 IPA_BOTTOM to IPA_JF_UNKNOWN.
12814 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12815 Add casts to enum type.
12816 (setup_cover_and_important_classes): Change cl to int. Add casts
12818 (setup_class_translate): Change cl and mode to int.
12819 (ira_init_once): Change mode to int.
12820 (free_register_move_costs): Likewise.
12821 (setup_prohibited_mode_move_regs): Add casts to enum type.
12822 * langhooks.c (add_builtin_function_common): Rework assertion that
12823 value fits bitfield.
12824 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12825 * omega.c (omega_do_elimination): Avoid math on enum types.
12826 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12827 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12828 int local to handle integral_argment value.
12829 * regmove.c (try_auto_increment): Change PUT_MODE to
12831 * reload.c (push_secondary_reload): Add casts to enum type.
12832 (secondary_reload_class, find_valid_class): Likewise.
12833 * reload1.c (emit_input_reload_insns): Likewise.
12834 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12835 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12836 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12838 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12839 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12841 (expand_complex_libcall): Add casts to enum type.
12842 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12843 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12844 with ERROR_MARK, not NUM_TREE_CODES.
12845 (vect_create_epilog_for_reduction): Likewise.
12846 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12847 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12848 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12850 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12851 vect_unused_in_loop. Change 0 to loop_vect.
12852 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12853 * var-tracking.c (get_init_value): Change return type to enum
12855 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12856 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12858 (arm_override_options): Add casts to enum type.
12859 (arm_emit_tls_decoration): Likewise.
12860 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12862 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12863 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12864 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12866 * config/s390/s390.c (code_for_builtin_64): Change to array of
12868 (code_for_builtin_31): Likewise.
12869 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12871 * config/sparc/sparc.c (sparc_override_options): Change value
12872 field in struct code_model to enum cmodel. In initializer change
12873 0 to NULL and add cast to enum type.
12875 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12876 Change all callers. Issue a -Wc++-compat warning using
12877 lhs_origtype if necessary.
12878 (convert_for_assignment): Issue -Wc++-compat warnings about
12879 invalid conversions to enum type on assignment.
12880 * c-common.h (build_modify_expr): Update declaration.
12882 2009-04-24 Nick Clifton <nickc@redhat.com>
12884 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12885 (function_arg_advance): Likewise.
12886 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12889 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12891 * config/s390/constraints.md ('I', 'J'): Fix condition.
12893 2009-04-24 Diego Novillo <dnovillo@google.com>
12895 * gengtype-parse.c (parse_error): Add newline after message.
12897 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12899 * config/i386/sse.md (avxmodesuffixs): Removed.
12900 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12901 (*avx_pinsr<ssevecsize>): This.
12903 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12905 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12906 follow chains of regs with a single definition, and allow expressions
12907 that are function_invariant_p.
12908 (simple_rhs_p): Allow expressions that are function_invariant_p.
12910 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12912 PR middle-end/39867
12913 * fold-const.c (fold_cond_expr_with_comparison): When folding
12914 > and >= to MAX, make sure the MAX uses the same type as the
12915 comparison's operands.
12917 2009-04-24 Nick Clifton <nickc@redhat.com>
12919 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12920 addressing for DImode accesses.
12921 (frv_print_operand_address): Handle PLUS case.
12922 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12924 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12926 PR rtl-optimization/39794
12927 * alias.c (canon_true_dependence): Add x_addr argument.
12928 * rtl.h (canon_true_dependence): Adjust prototype.
12929 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12930 * cselib.c (cselib_invalidate_mem): Likewise.
12931 * gcse.c (compute_transp): Likewise.
12932 * dse.c (scan_reads_nospill): Likewise.
12933 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12934 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12935 canon_base_addr of the group, plus optional offset.
12936 (struct group_info): Rename canon_base_mem to
12938 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12939 canon_rtx of base_mem.
12941 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12943 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12944 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12946 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12948 * config/spu/spu-builtins.h: Delete file.
12950 * config/spu/spu.h (enum spu_builtin_type): Move here from
12952 (struct spu_builtin_description): Likewise. Add GTY marker.
12953 Do not use enum spu_function_code or enum insn_code.
12954 (spu_builtins): Add extern declaration.
12956 * config/spu/spu.c: Do not include "spu-builtins.h".
12957 (enum spu_function_code, enum spu_builtin_type_index,
12958 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12959 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12960 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12961 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12962 (spu_builtin_types): Make static. Add GTY marker.
12963 (spu_builtins): Add extern declaration with GTY marker.
12964 Include "gt-spu.h".
12966 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12967 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12968 Check programmatically whether all parameters are scalar.
12970 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12972 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12974 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12975 assignment from the constructor either if the target is volatile.
12977 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12979 * config/arm/arm.md (insv): Do not share operands[0].
12981 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12983 * config/vxlib-tls.c (active_tls_threads): Delete.
12984 (delete_hook_installed): New.
12985 (tls_delete_hook): Don't delete the delete hook.
12986 (tls_destructor): Delete it here.
12987 (__gthread_set_specific): Adjust installing the delete hook.
12988 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12989 __gthread_leave_tsd_dtor_context.
12991 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12993 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12995 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12997 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12999 (alpha_rtx_costs): Ditto.
13000 (emit_unlikely_jump): Use add_reg_note.
13001 (emit_frame_store_1): Ditto.
13002 (alpha_expand_prologue): Ditto.
13003 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13004 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13006 2009-04-23 Nick Clifton <nickc@redhat.com>
13008 * config/v850/v850.md (epilogue): Remove suppressed code.
13009 (return): Rename to return_simple and remove test of frame size.
13010 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13011 to gen_return_simple.
13013 2009-04-22 Jing Yu <jingyu@google.com>
13016 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13018 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13021 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13022 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13023 value is a VECTOR_CST, the element type is the element type of the
13026 2009-04-22 DJ Delorie <dj@redhat.com>
13028 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13030 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13032 * alias.c (find_base_term): Move around LO_SUM case, so that
13033 CONST falls through into PLUS/MINUS handling.
13036 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13037 into 0, use omit_one_operand.
13039 2009-04-23 Ben Elliston <bje@au.ibm.com>
13041 * config/rs6000/linux-unwind.h (get_regs): Remove type
13042 puns. Change the type of `pc' to an array of unsigned ints and
13043 update all users. Constify frame24.
13045 2009-04-22 DJ Delorie <dj@redhat.com>
13047 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13048 declarations before code.
13049 (current_function_special_page_vector): Likewise.
13050 (m32c_expand_insv): Silence a warning.
13052 2009-04-21 Taras Glek <tglek@mozilla.com>
13054 * alias.c: Update GTY annotations to new syntax.
13055 * basic-block.h: Likewise.
13056 * bitmap.h: Likewise.
13057 * c-common.h: Likewise.
13058 * c-decl.c: Likewise.
13059 * c-parser.c: Likewise.
13060 * c-pragma.c: Likewise.
13061 * c-tree.h: Likewise.
13062 * cfgloop.h: Likewise.
13063 * cgraph.h: Likewise.
13064 * config/alpha/alpha.c: Likewise.
13065 * config/arm/arm.h: Likewise.
13066 * config/avr/avr.h: Likewise.
13067 * config/bfin/bfin.c: Likewise.
13068 * config/cris/cris.c: Likewise.
13069 * config/darwin.c: Likewise.
13070 * config/frv/frv.c: Likewise.
13071 * config/i386/i386.c: Likewise.
13072 * config/i386/i386.h: Likewise.
13073 * config/i386/winnt.c: Likewise.
13074 * config/ia64/ia64.h: Likewise.
13075 * config/iq2000/iq2000.c: Likewise.
13076 * config/mips/mips.c: Likewise.
13077 * config/mmix/mmix.h: Likewise.
13078 * config/pa/pa.c: Likewise.
13079 * config/pa/pa.h: Likewise.
13080 * config/rs6000/rs6000.c: Likewise.
13081 * config/s390/s390.c: Likewise.
13082 * config/sparc/sparc.c: Likewise.
13083 * config/xtensa/xtensa.c: Likewise.
13084 * cselib.h: Likewise.
13085 * dbxout.c: Likewise.
13086 * dwarf2out.c: Likewise.
13087 * except.c: Likewise.
13088 * except.h: Likewise.
13089 * fixed-value.h: Likewise.
13090 * function.c: Likewise.
13091 * function.h: Likewise.
13092 * gimple.h: Likewise.
13093 * integrate.c: Likewise.
13094 * optabs.c: Likewise.
13095 * output.h: Likewise.
13096 * real.h: Likewise.
13098 * stringpool.c: Likewise.
13099 * tree-data-ref.c: Likewise.
13100 * tree-flow.h: Likewise.
13101 * tree-scalar-evolution.c: Likewise.
13102 * tree-ssa-address.c: Likewise.
13103 * tree-ssa-alias.h: Likewise.
13104 * tree-ssa-operands.h: Likewise.
13105 * tree.c: Likewise.
13106 * tree.h: Likewise.
13107 * varasm.c: Likewise.
13108 * varray.h: Likewise.
13110 * coretypes.h: Do not define GTY macro if it is already defined.
13111 * doc/gty.texi: Update GTY documentation to new syntax.
13112 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13113 annotations on structs.
13114 * gengtype-parse.c: Likewise.
13116 2009-04-22 Mark Heffernan <meheff@google.com>
13118 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13120 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13122 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13125 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13127 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13128 the same as a PLUS without a shift. Increase the cost of a
13131 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13133 * Makefile.in: Update dependencies.
13134 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13135 * errors.h: Remove bogus comment about compatibility.
13136 (warning): Update declaration.
13137 * genautomata.c: Update all calls to warning.
13138 * gimple.c: Do not include errors.h. Include toplev.h.
13139 * tree-ssa-structalias.c: Do not include errors.h.
13140 * omega.c: Likewise.
13141 * tree-ssa-reassoc.c: Likewise.
13142 * config/spu/spu-c.c: Likewise.
13143 * config/spu/t-spu-elf: Update dependencies.
13145 2009-04-22 Richard Guenther <rguenther@suse.de>
13147 PR tree-optimization/39824
13148 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13149 make sure the types are compatible.
13151 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13154 * c-common.c (c_parse_error): Take a token_flags parameter.
13155 Use token_type for the token type instead.
13156 Pass token_flags to cpp_type2name.
13157 * c-common.h (c_parse_error): Update declaration.
13158 * c-parser.c (c_parser_error): Pass 0 as token flags.
13160 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13162 PR rtl-optimization/39580
13163 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13165 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13167 * function.c (expand_function_end): Do not emit a jump to the "naked"
13168 return label for fall-through returns.
13169 * except.c (sjlj_emit_function_exit): Always place the call to the
13170 unregister function at the location installed by expand_function_end.
13172 2009-04-22 Richard Guenther <rguenther@suse.de>
13174 PR tree-optimization/39845
13175 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13176 (gen_inbound_check): Likewise.
13178 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13180 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13182 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13183 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13185 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13187 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13188 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13189 shift counts to avoid out-of-bounds array accesses.
13191 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13193 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13194 (Pmode): Move above.
13196 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13198 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13199 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13200 GET_CODE macro. Use IN_RANGE macro where appropriate.
13201 * config/alpha/alpha.h: Ditto.
13202 * config/alpha/alpha.md: Ditto.
13203 * config/alpha/constraints.md: Ditto.
13204 * config/alpha/predicates.md: Ditto.
13206 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13208 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13209 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13210 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13211 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13212 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13213 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13214 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13215 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13216 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13217 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13218 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13219 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13220 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13221 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13222 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13223 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13224 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13225 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13226 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13227 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13228 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13229 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13230 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13231 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13232 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13233 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13234 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13236 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13238 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13239 references from comments.
13240 * cfgbuild.c: (count_basic_blocks): Delete.
13241 (find_basic_blocks_1): Delete.
13242 (find_basic_blocks): Delete.
13243 * except.c (finish_eh_generation): Make static. Move comment from
13244 except.h here. Remove find_basic_blocks references from comments.
13245 * except.h (finish_eh_generation): Delete.
13246 * basic-block.h (find_basic_blocks): Delete.
13247 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13249 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13251 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13252 (sdbout_parms): Likewise.
13254 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13256 * config/sh/sh.c (prepare_cbranch_operands): Use
13257 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13258 (expand_cbranchdi4): Likewise.
13259 (from_compare): Add cast to enum type.
13260 (expand_cbranchsi4): Use add_reg_note.
13261 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13262 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13263 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13264 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13265 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13266 instead of CODE_FOR_nothing.
13267 (cbranchdi4): Likewise. Fix the order of arguments for
13269 (push_fpscr): Use add_reg_note.
13270 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13271 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13273 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13275 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13276 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13277 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13278 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13279 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13280 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13281 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13282 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13283 config/alpha/x-vms, config/arc/t-arc,
13284 config/arm/README-interworking, config/arm/arm-c.c,
13285 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13286 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13287 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13288 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13289 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13290 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13291 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13292 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13293 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13294 config/cris/t-elfmulti, config/crx/t-crx,
13295 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13296 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13297 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13298 config/h8300/t-h8300, config/i386/athlon.md,
13299 config/i386/darwin-libgcc.10.4.ver,
13300 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13301 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13302 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13303 config/i386/t-linux64, config/i386/t-nwld,
13304 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13305 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13306 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13307 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13308 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13309 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13310 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13311 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13312 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13313 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13314 config/m68k/t-uclinux, config/mcore/t-mcore,
13315 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13316 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13317 config/mips/crtn.asm, config/mips/irix-crti.asm,
13318 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13319 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13320 config/mips/mips-fixed.md, config/mips/sb1.md,
13321 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13322 config/mips/t-iris6, config/mips/t-isa3264,
13323 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13324 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13325 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13326 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13327 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13328 config/mn10300/t-linux, config/mn10300/t-mn10300,
13329 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13330 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13331 config/picochip/libgccExtras/clzsi2.asm,
13332 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13333 config/rs6000/darwin-libgcc.10.4.ver,
13334 config/rs6000/darwin-libgcc.10.5.ver,
13335 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13336 config/rs6000/t-aix43, config/rs6000/t-aix52,
13337 config/rs6000/t-darwin, config/rs6000/t-fprules,
13338 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13339 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13340 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13341 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13342 config/rs6000/t-rtems, config/rs6000/t-spe,
13343 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13344 config/score/t-score-elf, config/sh/divcost-analysis,
13345 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13346 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13347 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13348 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13349 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13350 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13351 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13352 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13353 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13354 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13355 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13356 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13357 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13358 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13359 * config/h8300/genmova.sh: Include copyright and license notices
13360 in generated output.
13361 * config/h8300/mova.md: Regenerate.
13362 * doc/install.texi2html: Include word "Copyright" in copyright
13363 notice and use name "Free Software Foundation, Inc.".
13364 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13365 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13366 ChangeLog-2007, ChangeLog-2008: Correct dates.
13368 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13370 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13371 NE_EXPR operations as well.
13372 * c-parser.c (c_parser_condition): Do not set location information on
13374 (c_parser_conditional_expression): Likewise.
13375 (c_parser_binary_expression): Set location information on operators.
13376 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13377 TRUTH_NOT_EXPR has been folded.
13378 * fold-const.c (fold_truth_not_expr): Copy location information from
13379 the incoming expression to the outgoing one.
13380 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13381 recursive calls on the LHS of the operator but pass that of the
13382 operator to recursive calls on the RHS of the operator. Set it
13384 (shortcut_cond_expr): Set the locus of the operator on the second
13385 COND_EXPR and that of the expression on the first in degenerate cases.
13386 Pass the locus of the expression to calls to shortcut_cond_r.
13387 Set the locus of the 'then' block on the associated jump, if any.
13388 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13389 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13390 expression to call to gimplify_boolean_expr.
13392 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13394 * config.gcc: Add additional configuration for
13395 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13396 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13397 (CPP_SPEC): Redefine for allowing -municode option.
13398 (STARTFILE_SPEC): Likewise.
13399 * config/i386/t-mingw-w64: New.
13400 * config/i386/mingw-w64.opt: New.
13401 (municode): Add new target option.
13402 * doc/invoke.texi (municode): Add documentation for new option.
13404 2009-04-21 Ian Lance Taylor <iant@google.com>
13406 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13407 Correct test for number of arguments.
13408 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13410 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13412 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13413 argument of emit_library_call.
13415 2009-04-21 Richard Guenther <rguenther@suse.de>
13417 PR middle-end/39829
13418 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13419 inside VIEW_CONVERT_EXPRs.
13421 2009-04-21 Martin Jambor <mjambor@suse.cz>
13423 * tree-switch-conversion.c (build_constructors): Split a long line.
13424 (constructor_contains_same_values_p): New function.
13425 (build_one_array): Create assigns of constants if possible, do not
13426 call mark_sym_for_renaming, call update_stmt.
13427 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13428 make_rename_temp. Do not call mark_symbols_for_renaming, call
13430 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13431 find_new_referenced_vars, call update_stmt.
13432 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13433 instead of calling make_rename_temp. Do not call
13434 find_new_referenced_vars or mark_symbols_for_renaming, call
13437 2009-04-21 Richard Guenther <rguenther@suse.de>
13439 PR tree-optimization/39827
13440 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13441 (tree_ssa_phiprop): Pass the correct array size.
13443 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13445 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13447 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13450 * c-typeck.c (lvalue_p): Move declaration ...
13451 * c-common.h (lvalue_p): ... to here.
13452 * c-common.c (candidate_equal_p): New.
13453 (add_tlist): Use it.
13454 (merge_tlist): Use it.
13455 (warn_for_collisions_1): Likewise.
13456 (warning_candidate_p): Accept more candidates.
13457 (verify_tree): A warning candidate can be an expression. Use
13460 2009-04-21 Ben Elliston <bje@au.ibm.com>
13463 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13464 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13465 options. Remove -mcall-solaris documentation.
13467 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13470 * doc/invoke.texi (-Wlong-long): Update description.
13471 * c-lex (interpret_integer): Only warn if there was no previous
13472 overflow and -Wlong-long is enabled.
13473 * c-decl.c (declspecs_add_type): Drop redundant flags.
13474 * c.opt (Wlong-long): Init to -1.
13475 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13476 and front-end warn_long_long. Wlong-long only depends on other
13477 flags if it is uninitialized.
13478 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13479 the same for CPP and FE.
13480 (restore_extension_diagnostics): Likewise.
13482 2009-04-20 Ian Lance Taylor <iant@google.com>
13484 Fix enum conversions which are invalid in C++:
13485 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13486 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13487 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13488 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13489 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13490 (dbxout_parms): Likewise.
13491 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13492 (df_clear_flags): Likewise.
13493 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13494 top_flag parameter to int.
13495 (df_chain_create_bb_process_use): Likewise.
13496 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13498 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13499 (df_ref_create_structure, df_def_record_1): Likewise.
13500 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13501 (df_notes_rescan): Change 0 to VOIDmode in function call.
13502 (df_get_call_refs, df_insn_refs_collect): Likewise.
13503 (df_bb_regs_collect): Likewise.
13504 (df_entry_block_defs_collect): Likewise.
13505 (df_exit_block_uses_collect): Likewise.
13506 * df.h: Update declarations.
13507 * double-int.c (double_int_divmod): Add cast to enum type.
13508 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13509 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13510 (based_loc_descr): Likewise.
13511 (loc_descriptor_from_tree_1): Change first_op and second_op to
13512 enum dwarf_location_atom. Add cast to enum type.
13513 * expmed.c (init_expmed): Change 0 to SET in function call.
13514 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13515 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13516 (do_store_flag): Likewise.
13517 * fixed-value.h (struct fixed_value): Change mode to enum
13519 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13520 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13522 (insert_insn_decl, insert_decl, insert_state): Likewise.
13523 (automata_list_finish): Likewise.
13524 * genrecog.c (process_define_predicate): Add cast to enum type.
13525 * gensupport.c (init_predicate_table): Add cast to enum type.
13526 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13528 (gimple_build_call_1, gimple_build_label): Likewise.
13529 (gimple_build_goto, gimple_build_asm_1): Likewise.
13530 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13531 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13532 (enum fallback): Rename from enum fallback_t.
13533 (fallback_t): Typedef as int.
13534 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13535 GSI_SAME_STMT in function call.
13536 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13538 (setup_reg_class_relations): Likewise.
13539 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13540 (setup_prohibited_class_mode_regs): Add cast to enum type.
13541 (setup_prohibited_mode_move_regs): Likewise.
13542 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13543 (record_address_regs): Change i to enum reg_class.
13544 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13545 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13546 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13547 (GET_MODE_2XWIDER_MODE): Likewise.
13548 (GET_CLASS_NARROWEST_MODE): Likewise.
13549 * omp-low.c (expand_omp_for): Add cast to enum type.
13550 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13551 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13552 * postreload.c (reload_cse_simplify_operands): Change rclass local
13554 * predict.c (combine_predictions_for_insn): Change best_predictor
13555 and predictor to enum br_predictor.
13556 (combine_predictions_for_bb): Likewise.
13557 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13558 use SET_PREDICT_EXPR_OUTCOME.
13559 * real.c (real_arithmetic): Change icode to code in function call.
13560 * reginfo.c (init_move_cost): Add casts to enum type.
13561 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13562 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13564 * reload.c (find_valid_class): Add casts to enum type.
13565 (push_reload): Change 0 to NO_REGS in function call.
13566 (find_reloads): Change this_alternative to array of enum
13567 reg_class. Remove some now-unnecessary casts.
13568 (make_memloc): Change 0 to VOIDmode in function call.
13569 * reload1.c (reload): Change 0 to VOIDmode in function call.
13570 (eliminate_regs_1, elimination_effects): Likewise.
13571 (eliminate_regs_in_insn): Likewise.
13572 (emit_input_reload_insns): Add cast to enum type.
13573 (delete_output_reload): Change 0 to VOIDmode in function call.
13574 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13575 to enum type in function call.
13576 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13577 (SET_PREDICT_EXPR_OUTCOME): Define.
13578 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13579 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13580 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13581 (dump_function): Likewise.
13582 * tree-dump.h: Update declarations.
13583 * tree-pass.h: Update declarations.
13584 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13585 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13587 (arm_rtx_costs_1): Correct parenthesization.
13588 (arm_rtx_costs): Add casts to enum type.
13589 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13590 (vfp_emit_fstmd): Use add_rg_note.
13591 (emit_multi_reg_push, emit_sfm): Likewise.
13592 (thumb_set_frame_pointer): Likewise.
13593 (arm_expand_prologue): Likewise.
13594 (arm_regno_class): Change return type to enum reg_class.
13595 (thumb1_expand_prologue): Use add_reg_note.
13596 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13597 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13599 * config/arm/gentune.sh: Add cast to enum type.
13600 * config/arm/arm-tune.md: Rebuild.
13601 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13602 (ix86_split_fp_branch, predict_jump): Likewise.
13603 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13604 insn_code to enum rtx_code.
13605 (ix86_builtin_vectorized_function): Add cast to enum type.
13606 * config/i386/i386.md (truncdfsf2): Change slot to enum
13608 (truncxf<mode>2, isinf<mode>2): Likewise.
13609 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13611 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13612 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13613 (insert_bundle_state): Change 1 to INSERT in function call.
13614 (ia64_add_bundle_selector_before): Likewise.
13615 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13616 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13617 (restore_stack_nonlocal): Likewise.
13618 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13620 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13622 (mips_rtx_costs): Likewise.
13623 (mips_override_options): Add casts to enum type.
13624 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13626 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13627 (store_reg, set_reg_plus_d): Likewise.
13628 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13629 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13631 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13633 (emit_unlikely_jump): Use add_reg_note.
13634 (rs6000_emit_allocate_stack): Likewise.
13635 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13636 (output_toc): Change 1 to INSERT in function call.
13637 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13638 (rs6000_initialize_trampoline): Likewise.
13639 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13641 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13642 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13643 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13644 (save_gprs): Use add_reg_note.
13645 (s390_emit_prologue): Likewise.
13646 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13647 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13648 (sparc_fold_builtin): Add cast to enum type.
13649 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13651 (spu_expand_prologue): Use add_reg_note.
13652 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13654 2009-04-20 Ian Lance Taylor <iant@google.com>
13656 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13657 (c_parser_postfix_expression_after_primary): Get VEC for list of
13658 arguments. Get original types of arguments. Call
13659 build_function_call_vec.
13660 (cached_expr_list_1, cached_expr_list_2): New static variables.
13661 (c_parser_expr_list): Change return type to VEC *. Add
13662 p_orig_types parameter. Change all callers.
13663 (c_parser_release_expr): New static function.
13664 (c_parser_vec_to_tree_list): New static function.
13665 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13666 call build_function_call_vec.
13667 (build_function_call_vec): New function, based on old
13668 build_function_call.
13669 (convert_arguments): Remove nargs and argarray parameters. Change
13670 values to a VEC. Add origtypes parameter.
13671 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13672 (convert_for_assignment): Add origtype parameter. Change all
13673 callers. If warn_cxx_compat, check for conversion to an enum
13674 type when calling a function.
13675 (store_init_value): Add origtype parameter. Change all callers.
13676 (digest_init): Likewise.
13677 (struct init_node): Add origtype field.
13678 (add_pending_init): Add origtype parameter. Change all callers.
13679 (output_init_element): Likewise.
13680 (output_pending_init_elements): Pass origtype from init_node to
13681 output_init_element.
13682 (process_init_element): Pass origtype from c_expr to
13683 output_init_element.
13684 (c_finish_return): Add origtype parameter. Change all callers.
13685 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13687 (sync_resolve_params): Likewise.
13688 (sync_resolve_return): Change params to first_param. Change caller.
13689 (resolve_overloaded_builtins): Change params to VEC *. Change
13690 callers. Save first parameter around call to build_function_call_vec.
13691 * c-decl.c (finish_decl): Add origtype parameter. Change all
13692 callers. Call build_function_call_vec rather than
13693 build_function_call for cleanup.
13694 * c-tree.h: Update declarations.
13695 * c-common.h: Update declarations.
13696 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13697 params to first_param.
13698 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13699 params parameter from tree to void *.
13700 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13701 Change arglist parameter to have type void *, and to be a pointer
13703 * config/rs6000/rs6000-protos.h
13704 (altivec_resolve_overloaded_builtin): Update declaration.
13705 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13706 fnargs parameter to have type void *, and to be a pointer to a
13707 VEC. Call build_function_call_vec instead of
13708 build_function_call.
13709 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13711 2009-04-20 Joey Ye <joey.ye@intel.com>
13712 Xuepeng Guo <xuepeng.guo@intel.com>
13713 H.J. Lu <hongjiu.lu@intel.com>
13715 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13717 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13718 (IX86_LEA_PRIORITY): Likewise.
13719 (distance_non_agu_define): New function.
13720 (distance_agu_use): Likewise.
13721 (ix86_lea_for_add_ok): Likewise.
13722 (ix86_dep_by_shift_count): Likewise.
13724 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13725 should split for LEA.
13727 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13729 (ix86_dep_by_shift_count): Likewise.
13731 2009-04-20 Richard Guenther <rguenther@suse.de>
13733 * expr.c (handled_component_p): Move ...
13734 * tree.h (handled_component_p): ... here.
13735 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13736 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13737 and REALPART_EXPR to be in one group.
13739 2009-04-20 Richard Guenther <rguenther@suse.de>
13741 * basic-block.h (get_all_dominated_blocks): Declare.
13742 * dominance.c (get_all_dominated_blocks): New function.
13743 * tree-cfg.c (get_all_dominated_blocks): Remove.
13744 (remove_edge_and_dominated_blocks): Adjust.
13745 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13746 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13747 instead of recursing.
13749 2009-04-20 Doug Kwan <dougkwan@google.com>
13751 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13752 (struct cgraph_node_set_def): New type.
13753 (cgraph_node_set) New type. Also declare vector functions.
13754 (struct cgraph_node_set_element_def): New type.
13755 (cgraph_node_set_element): Ditto.
13756 (cgraph_node_set_iterator): New iterator type.
13757 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13758 cgraph_node_set_remove, dump_cgraph_node_set,
13759 debug_cgraph_node_set): New prototypes.
13760 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13761 cgraph_node_set_size): New inlines.
13762 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13763 including cgraph.h.
13764 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13765 argument to function 'write_summary'.
13766 * ipa.c: Include ggc.h.
13767 (hash_cgraph_node_set_element,
13768 eq_cgraph_node_set_element, cgraph_node_set_new,
13769 cgraph_node_set_add, cgraph_node_set_remove,
13770 cgraph_node_set_find, dump_cgraph_node_set,
13771 debug_cgraph_node_set): New functions.
13772 * Makefile.in (ipa.o): Add dependency on GGC_H.
13774 2009-04-20 Ira Rosen <irar@il.ibm.com>
13776 PR tree-optimization/39675
13777 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13778 check of the return code of vect_schedule_slp. Check that
13779 stmt_vec_info still exists for the statement, before checking its
13780 vectorization type.
13782 2009-04-20 Michael Matz <matz@suse.de>
13784 * Makefile.in (generated_files): Take out $(simple_generated_c).
13786 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13788 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13789 (UINTPTR_TYPE): Likewise.
13791 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13794 * c-typeck.c (digest_init): Check for initializing an array with a
13797 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13800 * c-semantics.c (pop_stmt_list): Propagate
13801 STATEMENT_LIST_HAS_LABEL to parent statement list.
13803 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13805 * config/mips/mips.h (mips_tune_attr): New macro.
13806 * config/mips/mips.md (cpu): Use it.
13808 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13811 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13814 2009-04-19 Diego Novillo <dnovillo@google.com>
13816 * toplev.c (compile_file): Move call to coverage_finish ...
13817 * cgraphunit.c (ipa_passes): ... here.
13818 Call cgraph_process_new_functions.
13819 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13820 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13822 2009-04-19 Jan Hubicka <jh@suse.cz>
13824 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13826 (dump_cgraph_node): Dump can throw external flag.
13827 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13829 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13833 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13834 * common.opt (Wlogical-op): Move from here...
13835 * c.opt (Wlogical-op): ... to here.
13836 * c-typeck.c (parser_build_binary_op): Update call to
13837 warn_logical_operator.
13838 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13840 * c-common.c (warn_logical_op): Update.
13841 * c-common.h (warn_logical_op): Update declaration.
13843 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13845 * tree.c (protected_set_expr_location): Fix formatting.
13847 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13850 * c-typeck.c (readonly_warning): new.
13851 (build_unary_op, build_modify_expr): Use readonly_warning for
13852 storing into something readonly but not const-qualified.
13854 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13857 * c-typeck.c (build_unary_op): Check for taking address of
13858 expression of type void.
13860 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13863 * c-typeck.c (build_function_call): Check for calling a function
13864 with qualified void return types. Call require_complete_type when
13867 2009-04-18 Jan Hubicka <jh@suse.cz>
13869 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13871 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13872 can_throw_external flag.
13873 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13874 * ipa-pure-const.c (ignore_edge): New function.
13875 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13876 only over can_throw_external edges.
13877 (local_pure_const): Add nothrow flag.
13878 * ipa-utils.c (searchc): Add ignore_edge callback.
13879 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13880 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13881 (set_nothrow_function_flags): Update cgraph.
13882 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13884 2009-04-18 Richard Guenther <rguenther@suse.de>
13886 PR middle-end/39804
13887 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13888 (fold_stmt): ... this and ...
13889 (fold_stmt_inplace): ... this.
13890 (fold_stmt_1): Fold references in calls and asms.
13891 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13893 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13895 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13896 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13898 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13900 * tree.c (function_args_count): Remove.
13901 * tree.h: Remove the prototype for function_args_count.
13903 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13905 * tree-iterator.c (expr_only): Remove.
13906 * tree.h: Remove the prototype for expr_only.
13908 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13910 * reginfo.c (cannot_change_mode_set_regs): Remove.
13911 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13913 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13915 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13916 whether operands 0 and 1 overlaps.
13918 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13920 PR middle-end/36902
13921 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13922 pointer. Use warning_at instead of warning.
13923 (search_for_addr_array): Likewise.
13924 (check_array_bounds): Likewise.
13925 (check_all_array_refs): Check that the incoming edge is not in the
13926 list of edges to be removed.
13927 (check_all_array_refs): Avoid the temporal pointer.
13928 (vrp_visit_cond_stmt): Fix typo.
13929 (simplify_switch_using_ranges): Handle the case where the switch
13930 index is an integer constant.
13932 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13934 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13936 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13938 * doc/extend.texi, doc/invoke.texi: Fix typos.
13940 2009-04-17 Cary Coutant <ccoutant@google.com>
13942 * tree-flow-inline.h (get_lineno): Fix inverted test.
13944 2009-04-17 Diego Novillo <dnovillo@google.com>
13946 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13947 assertion for AVAIL_OUT.
13949 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13952 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13953 * config/sh/linux-atomic.asm: Likewise.
13955 2009-04-17 Diego Novillo <dnovillo@google.com>
13957 * except.c (debug_eh_tree): New.
13958 (struct eh_region, struct eh_status): Move ...
13959 * except.h: ... here.
13960 (add_type_for_runtime): Declare extern.
13961 (lookup_type_for_runtime): Likewise.
13962 (debug_eh_tree): Declare.
13963 * Makefile.in (GTFILES): List except.h before except.c
13965 2009-04-17 Diego Novillo <dnovillo@google.com>
13967 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13968 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13969 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13970 (find_vars_r): ... here.
13971 * tree-flow.h (find_referenced_vars_in): Declare.
13972 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13973 that AVAIL_OUT exists for BLOCK.
13974 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13975 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13976 (tree-parloops.o): Likewise.
13978 2009-04-17 Simon Baldwin <simonb@google.com>
13980 * toplev.c (default_tree_printer): Add handling for %E format.
13982 2009-04-17 Diego Novillo <dnovillo@google.com>
13984 * tree-pretty-print.c (dump_generic_node): Add break after
13985 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13986 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13987 FUNCTION_TYPE together. Call print_struct_decl when printing
13988 structures and TDF_SLIM is not given.
13989 (print_struct_decl): Fix logic for detecting recursion.
13991 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13994 * gcc.c (create_at_file): New.
13995 (compile_input_file_p): New.
13996 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13997 * main.c (main): Update call to toplev_main.
13998 * toplev.c (toplev_main): Change signature. Call expandargv.
13999 * toplev.h (toplev_main): Change signature.
14001 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14003 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14004 if the latter is not constant.
14006 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14008 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14010 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14012 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14013 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14015 2009-04-17 Richard Guenther <rguenther@suse.de>
14017 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14018 Handle component references view-converting an invariant address.
14020 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14022 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14023 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14024 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14025 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14026 Use @deftypevr rather than @deftypevar.
14028 2009-04-17 Richard Guenther <rguenther@suse.de>
14030 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14031 (get_prop_source_stmt): Likewise.
14032 (can_propagate_from): Likewise.
14034 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14036 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14037 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14038 (--with-multilib-list): Add default value.
14039 * configure: Regenerate.
14040 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14041 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14042 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14043 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14044 Don't add default cpu to multilib list unnecessarily, but do enable
14045 the relevant compiler option..
14046 Add support for --with-multilib-list=<blank> and
14047 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14048 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14049 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14050 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14051 TM_MULTILIB_CONFIG.
14052 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14053 (MULTILIB_OSDIRNAMES): New variable.
14054 * config/sh/t-1e: Delete file.
14055 * config/sh/t-mlib-sh1: Delete file.
14056 * config/sh/t-mlib-sh2: Delete file.
14057 * config/sh/t-mlib-sh2a: Delete file.
14058 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14059 * config/sh/t-mlib-sh2a-single: Delete file.
14060 * config/sh/t-mlib-sh2a-single-only: Delete file.
14061 * config/sh/t-mlib-sh2e: Delete file.
14062 * config/sh/t-mlib-sh3e: Delete file.
14063 * config/sh/t-mlib-sh4: Delete file.
14064 * config/sh/t-mlib-sh4-nofpu: Delete file.
14065 * config/sh/t-mlib-sh4-single: Delete file.
14066 * config/sh/t-mlib-sh4-single-only: Delete file.
14067 * config/sh/t-mlib-sh4a: Delete file.
14068 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14069 * config/sh/t-mlib-sh4a-single: Delete file.
14070 * config/sh/t-mlib-sh4a-single-only: Delete file.
14071 * config/sh/t-mlib-sh4al: Delete file.
14072 * config/sh/t-mlib-sh5-32media: Delete file.
14073 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14074 * config/sh/t-mlib-sh5-64media: Delete file.
14075 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14076 * config/sh/t-mlib-sh5-compact: Delete file.
14077 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14078 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14079 * doc/install.texi (Options specification): Add
14080 --with-multilib-list and --with-endian.
14082 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14084 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14086 (OBJS-common): Add plugin-version.o.
14087 (plugin-version.o): New.
14088 * gcc-plugin.h (plugin_gcc_version): New.
14089 (plugin_default_version_check): New.
14090 (plugin_init_func, plugin_init): Add version argument.
14091 * plugin-version.c: New.
14092 * plugin.c (str_plugin_gcc_version_name): New.
14093 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14094 pass it to the init function.
14095 (plugin_default_version_check): New.
14097 2009-04-17 Richard Guenther <rguenther@suse.de>
14099 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14100 for decl-vs-decl disambiguation.
14102 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14104 * config/s390/s390.h (s390_tune_attr): New macro definition.
14105 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14107 2009-04-17 Richard Guenther <rguenther@suse.de>
14109 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14110 (fold_stmt_r): Likewise.
14111 (maybe_fold_reference): New function.
14112 (fold_gimple_assign): Handle cases fold_stmt_r did.
14113 (fold_stmt): Do not use fold_stmt_r.
14114 (fold_stmt_inplace): Likewise.
14116 2009-04-17 Richard Guenther <rguenther@suse.de>
14118 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14119 (record_equivalences_from_stmt): Remove useless checks and
14121 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14122 the type is already suitable.
14124 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14126 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14128 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14130 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14131 (CMPtype): Define as __gcc_CMPtype.
14133 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14135 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14136 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14138 2009-04-17 Richard Guenther <rguenther@suse.de>
14140 PR tree-optimization/39746
14141 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14142 special-casing for builtins and static variable use/def.
14143 (call_may_clobber_ref_p_1): Likewise.
14145 2009-04-16 Ian Lance Taylor <iant@google.com>
14147 * df.h: Include "timevar.h".
14148 (struct df_problem): Change tv_id field to timevar_id_t.
14149 * tree-pass.h: Include "timevar.h".
14150 (struct opt_pass): Change tv_id field to timevar_id_t.
14151 * timevar.h (timevar_id_t): Define TV_NONE.
14152 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14153 TV_NONE rather than tv_id != 0.
14154 (execute_one_pass): Likewise.
14155 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14156 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14157 dependencies to $(TREE_PASS_H).
14158 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14160 (pass_branch_target_load_optimize2): Likewise.
14161 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14162 (pass_outof_cfg_layout_mode): Likewise.
14163 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14164 (pass_rebuild_cgraph_edges): Likewise.
14165 (pass_remove_cgraph_callee_edges): Likewise.
14166 * df-core.c (pass_df_initialize_opt): Likewise.
14167 (pass_df_initialize_no_opt): Likewise.
14168 (pass_df_finish): Likewise.
14169 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14170 * except.c (pass_set_nothrow_function_flags): Likewise.
14171 (pass_convert_to_eh_region_ranges): Likewise.
14172 * final.c (pass_compute_alignments): Likewise.
14173 * function.c (pass_instantiate_virtual_regs): Likewise.
14174 (pass_init_function): Likewise.
14175 (pass_leaf_regs): Likewise.
14176 (pass_match_asm_constraints): Likewise.
14177 * gimple-low.c (pass_lower_cf): Likewise.
14178 (pass_mark_used_blocks): Likewise.
14179 * init-regs.c (pass_initialize_regs): Likewise.
14180 * integrate.c (pass_initial_value_sets): Likewise.
14181 * ira.c (pass_ira): Likewise.
14182 * jump.c (pass_cleanup_barriers): Likewise.
14183 * omp-low.c (pass_expand_omp): Likewise.
14184 (pass_lower_omp): Likewise.
14185 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14186 * recog.c (pass_split_all_insns): Likewise.
14187 (pass_split_after_reload): Likewise.
14188 (pass_split_before_regstack): Likewise.
14189 (pass_split_before_sched2): Likewise.
14190 (pass_split_for_shorten_branches): Likewise.
14191 * reginfo.c (pass_reginfo_init): Likewise.
14192 (pass_subregs_of_mode_init): Likewise.
14193 (pass_subregs_of_mode_finish): Likewise.
14194 * passes.c (pass_postreload): Likewise.
14195 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14196 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14197 (pass_warn_function_return): Likewise.
14198 (pass_warn_function_noreturn): Likewise.
14199 * tree-complex.c (pass_lower_complex): Likewise.
14200 (pass_lower_complex_O0): Likewise.
14201 * tree-if-conv.c (pass_if_conversion): Likewise.
14202 * tree-into-ssa.c (pass_build_ssa): Likewise.
14203 * tree-mudflap.c (pass_mudflap_1): Likewise.
14204 (pass_mudflap_2): Likewise.
14205 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14206 (pass_mudflap_2): Likewise.
14207 * tree-nrv.c (pass_return_slot): Likewise.
14208 * tree-object-size.c (pass_object_sizes): Likewise.
14209 * tree-optimize.c (pass_all_optimizations): Likewise.
14210 (pass_early_local_passes): Likewise.
14211 (pass_all_early_optimizations): Likewise.
14212 (pass_cleanup_cfg): Likewise.
14213 (pass_cleanup_cfg_post_optimizing): Likewise.
14214 (pass_free_datastructures): Likewise.
14215 (pass_free_cfg_annotations): Likewise.
14216 (pass_fixup_cfg): Likewise.
14217 (pass_init_datastructures): Likewise.
14218 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14219 (pass_late_warn_uninitialized): Likewise.
14220 (pass_update_address_taken): Likewise.
14221 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14222 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14223 (pass_cse_sincos): Likewise.
14224 (pass_convert_to_rsqrt): Likewise.
14225 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14226 * tree-stdarg.c (pass_stdarg): Likewise.
14227 * tree-tailcall.c (pass_tail_recursion): Likewise.
14228 (pass_tail_calls): Likewise.
14229 * tree-vect-generic.c (pass_lower_vector): Likewise.
14230 (pass_lower_vector_ssa): Likewise.
14231 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14233 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14235 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14237 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14239 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14240 logical and signext.
14242 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14245 * config/sh/predicates.md (arith_operand): Check if the operand
14246 of TRUNCATE is a REG.
14248 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14250 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14251 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14253 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14255 * tree-iterator.c (tsi_split_statement_list_after,
14256 tsi_split_statement_list_before): Remove.
14257 * tree-iterator.h: Remove the prototypes for
14258 tsi_split_statement_list_after and tsi_split_statement_list_before.
14260 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14262 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14263 * tree-ssa-propagate.h: Remove the prototype for
14264 stmt_makes_single_load.
14266 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14268 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14269 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14271 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14273 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14275 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14277 * except.c (eh_region_outer_p): Remove.
14278 * except.h: Remove the prototype for eh_region_outer_p.
14280 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14282 * function.c (current_function_assembler_name): Remove.
14283 * function.h: Remove the prototype for
14284 current_function_assembler_name.
14286 2009-04-16 Ian Lance Taylor <iant@google.com>
14288 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14289 (add_reg_note): Call alloc_reg_note.
14290 * rtl.h (alloc_reg_note): Declare.
14291 * combine.c (try_combine): Use alloc_reg_note.
14292 (recog_for_combine, move_deaths): Likewise.
14293 (distribute_notes): Use alloc_reg_note and add_reg_note.
14294 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14295 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14296 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14298 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14300 PR rtl-optimization/39762
14301 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14302 ira_may_move_out_cost): Add comments about way of their usage.
14303 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14305 * ira-conflicts.c (process_regs_for_copy): Use function
14306 ira_get_register_move_cost instead of global
14307 ira_register_move_cost.
14309 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14310 color_pass, move_spill_restore, update_curr_costs): Ditto.
14312 * ira-lives.c (process_single_reg_class_operands): Ditto.
14314 * ira-emit.c (emit_move_list): Ditto.
14316 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14317 (record_reg_classes): Ditto. Use functions
14318 ira_get_register_move_cost and ira_get_may_move_cost instead of
14319 global vars ira_register_move_cost, ira_may_move_out_cost and
14320 ira_may_move_in_cost.
14321 (record_address_regs): Don't call ira_init_register_move_cost.
14322 Use function ira_get_may_move_cost instead of global
14323 ira_may_move_in_cost.
14324 (process_bb_node_for_hard_reg_moves): Use function
14325 ira_get_register_move_cost instead of global ira_register_move_cost.
14326 (ira_costs): Don't call ira_init_register_move_cost.
14328 2009-04-16 Richard Guenther <rguenther@suse.de>
14330 * tree-cfg.c (verify_gimple_assign_binary):
14331 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14332 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14333 (create_general_new_stmt): Note that this function is broken.
14335 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14337 * common.opt (fhelp): Add Var(help_flag).
14338 * gcc-plugin.h (plugin_info): Add help.
14339 * plugin.c (plugin_name_args): Add help.
14340 (register_plugin_info): Set plugin->help.
14341 (print_help_one_plugin): New.
14342 (print_plugins_help): New.
14343 * plugin.h (print_plugins_help): New.
14344 * toplev.c (toplev_main): Call print_plugins_help if needed.
14346 2009-04-16 Richard Guenther <rguenther@suse.de>
14348 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14349 (gimple_ior_addresses_taken_1): New function.
14350 (gimple_ior_addresses_taken): Likewise.
14351 * gimple.h (struct gimple_statement_with_ops_base): Remove
14352 addresses_taken member.
14353 (gimple_ior_addresses_taken): Declare.
14354 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14355 gimple_set_addresses_taken): Remove.
14356 * ipa-reference.c (mark_address): New function.
14357 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14358 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14359 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14360 (gimple_add_to_addresses_taken): Remove.
14361 (get_tmr_operands): Call mark_address_taken.
14362 (get_asm_expr_operands): Likewise.
14363 (get_expr_operands): Likewise.
14364 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14365 (free_stmt_operands): Do not free it.
14366 * tree-ssa.c (delete_tree_ssa): Likewise.
14367 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14369 2009-04-16 Richard Guenther <rguenther@suse.de>
14371 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14372 (walk_stmt_load_store_ops): Likewise.
14373 * gimple.c (get_base_loadstore): New function.
14374 (walk_stmt_load_store_addr_ops): Likewise.
14375 (walk_stmt_load_store_ops): Likewise.
14376 * ipa-pure-const.c (check_op): Simplify.
14377 (check_load, check_store): New functions.
14378 (check_stmt): Use walk_stmt_load_store_ops.
14379 * ipa-reference.c (mark_load): Adjust signature.
14380 (mark_store): Likewise.
14381 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14383 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14385 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14386 (plugin_info): New.
14387 * opts.c (common_handle_option): Don't call print_version.
14388 * plugin.c (plugin_name_args): Add version.
14389 (register_plugin_info): New.
14390 (register_callback): Handle PLUGIN_INFO.
14391 (try_init_one_plugin): New.
14392 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14394 (finalize_one_plugin): New.
14395 (finalize_plugins): New.
14396 (print_one_plugin): New.
14397 (print_plugins_versions): New.
14398 * plugin.h (print_plugins_versions): New.
14399 (finalize_plugins): New.
14400 * toplev.c (compile_file): Don't call initialize_plugins.
14401 (print_version): Call print_plugins_versions.
14402 (toplev_main): Call initialize_plugins. Print version if needed.
14403 Call finalize_plugins.
14405 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14407 * common.opt (fversion): New.
14408 * gcc.c (print_version): New.
14409 (process_command): Don't print the version. Just set print_version.
14410 (main): Print version. Call subprocesses if print_version and
14411 verbose_flag are set.
14412 * opts.c (common_handle_option): Handle OPT_fversion.
14414 2009-04-16 Richard Guenther <rguenther@suse.de>
14415 Ira Rosen <irar@il.ibm.com>
14417 PR tree-optimization/39698
14418 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14419 type of the reduction variable. Only generate the def if
14422 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14423 make sure to first convert to an integer of the same precision.
14424 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14425 the type of the evolution correctly in computing the new
14426 induction variable base.
14428 2009-04-16 Richard Guenther <rguenther@suse.de>
14430 PR middle-end/39625
14431 * tree-cfg.c (make_blocks): Split statements with to-be
14432 abnormal SSA names on the lhs.
14434 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14436 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14437 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14438 * c-typeck.c (really_start_incremental_init): Likewise.
14439 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14440 (TARGET_INITIALIZER): Remove it.
14441 * target.h (struct target): Remove vector_opaque_p.
14442 * tree.c (build_opaque_vector_type): New.
14443 * tree.h (TYPE_VECTOR_OPAQUE): New.
14444 (build_opaque_vector_type): Declare.
14445 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14446 * config/rs6000/rs6000.c (build_opaque_vector_type,
14447 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14448 (rs6000_init_builtins): Use build_opaque_vector_type for
14449 opaque_V4SI_type_node.
14451 2009-04-15 Catherine Moore <clm@codesourcery.com>
14453 * debug.h (set_name): Declare.
14454 * dwarf2out.c (dwarf2out_set_name): Declare.
14455 (dwarf2_debug_hooks): Add set_name.
14456 (find_AT_string): New.
14457 (add_AT_string): Call find_AT_string.
14458 (dwarf2out_set_name): New.
14459 * cp/decl.c (grokdeclarator): Call set_name.
14460 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14461 * debug.c (do_nothing_debug_hooks): Likewise.
14462 * dbxout.c (dbx_debug_hooks): Likewise.
14463 * sdbout.c (sdb_debug_hooks): Likewise.
14465 2009-04-15 Michael Eager <eager@eagercon.com>
14467 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14468 reg for single-precision FPU.
14469 * config/rs6000/rs6000.md (movsi_internal1): Only for
14470 !TARGET_SINGLE_FPU.
14471 (movsi_internal1_single): New. Add pattern to move SI values to/from
14472 single-precision FP regs.
14474 2009-04-15 Richard Guenther <rguenther@suse.de>
14476 * omp-low.c (lower_rec_input_clauses): Build correct address
14478 (expand_omp_for_generic): Fix multiplication type.
14479 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14480 (generate_memset_zero): Fix types.
14481 * tree-profile.c (prepare_instrumented_value): Correctly
14484 2009-04-15 Ian Lance Taylor <iant@google.com>
14486 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14487 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14488 for -Wall and for -Wc++-compat.
14489 (c_common_post_options): For C++, set warn_enum_compare if not
14491 * c-tree.h (struct c_expr): Add field original_type.
14492 (build_external_ref): Update declaration.
14493 * c-parser.c (c_parser_braced_init): Set original_type.
14494 (c_parser_initelt): Likewise.
14495 (c_parser_expr_no_commas): Likewise.
14496 (c_parser_conditional_expression): Likewise.
14497 (c_parser_cast_expression): Likewise.
14498 (c_parser_unary_expression): Likewise. Pull setting of
14499 original_code to top of function.
14500 (c_parser_sizeof_expression): Set original_type.
14501 (c_parser_alignof_expression): Likewise.
14502 (c_parser_postfix_expression): Likewise. Pull setting of
14503 original_code to top of function.
14504 (c_parser_postfix_expression_after_paren_type): Set original_type.
14505 (c_parser_postfix_expression_after_primary): Likewise.
14506 (c_parser_expression): Likewise.
14507 * c-typeck.c (build_external_ref): Add type parameter. Change all
14509 (c_expr_sizeof_expr): Set original_type field.
14510 (parser_build_unary_op): Likewise.
14511 (parser_build_binary_op): Likewise. Optionally warn about
14512 comparisons of enums of different types.
14513 (digest_init): Set original_type field.
14514 (really_start_incremental_init): Likewise.
14515 (push_init_level, pop_init_level): Likewise.
14516 * doc/invoke.texi (Warning Options): -Wenum-compare now
14519 2009-04-15 Richard Guenther <rguenther@suse.de>
14521 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14522 out a necessary conversion.
14523 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14524 names we didn't value number.
14525 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14527 2009-04-15 Richard Guenther <rguenther@suse.de>
14529 PR tree-optimization/39764
14530 * tree-ssa-ccp.c (get_value): Canonicalize value with
14531 canonicalize_float_value.
14533 2009-04-15 Jan Hubicka <jh@suse.cz>
14535 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14536 Wrong version of patch.
14538 2009-04-15 Jan Hubicka <jh@suse.cz>
14540 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14542 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14544 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14545 our distinct integral and vector types.
14547 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14549 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14550 * init.c (build_vtbl_address): Remove call to assemble_external.
14552 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14554 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14555 output for other floating point modes.
14557 2009-04-14 Diego Novillo <dnovillo@google.com>
14559 * diagnostic.c (diagnostic_report_diagnostic): Do not
14560 warn about loaded plugins for DK_ERROR and DK_WARNING.
14561 * c-decl.c (declspecs_add_type): Move call to
14562 invoke_plugin_callbacks ...
14563 * c-parser.c (c_parser_declspecs): ... here.
14564 * plugin.c (dump_active_plugins): Tidy output.
14566 2009-04-14 Diego Novillo <dnovillo@google.com>
14567 Le-Chun Wu <lcwu@google.com>
14569 * configure.ac: Add --enable-plugin support.
14570 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14571 * Makefile.in (PLUGIN_H): Define.
14572 Export ENABLE_PLUGIN and GMPINC to site.exp.
14573 Add PLUGINLIBS to link command.
14574 Add/modify dependencies for plugin.o and files including plugin.h.
14576 * config.in: Regenerate.
14578 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14581 2009-04-14 Le-Chun Wu <lcwu@google.com>
14583 * tree-pass.h (register_one_dump_file): Add a prototype for
14584 register_one_dump_file.
14585 * toplev.c (compile_file): Call initialize_plugins.
14586 (do_compile): Call invoke_plugin_callbacks.
14587 (toplev_main): Call invoke_plugin_callbacks.
14588 * common.opt: Add -fplugin= and -fplugin-arg-.
14589 * gcc-plugin.h: New public header file for plugins to include.
14590 * plugin.c: New source file.
14591 * plugin.h: New internal header file.
14592 * passes.c (register_one_dump_file): Make it external.
14594 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14596 2009-04-14 Diego Novillo <dnovillo@google.com>
14598 * doc/plugins.texi: New.
14599 * doc/gccint.texi: Add reference to Plugins chapter.
14600 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14601 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14602 loaded plugins, if any.
14603 * timevar.def (TV_PLUGIN_INIT): Define.
14604 (TV_PLUGIN_RUN): Define.
14605 * plugin.c: Include timevar.h
14606 (plugins_active_p): New.
14607 (dump_active_plugins): New.
14608 (debug_active_plugins): New.
14610 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14612 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14614 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14616 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14618 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14619 the same as a minus without a shift.
14621 2009-04-14 Nick Clifton <nickc@redhat.com>
14623 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14624 comparisons with small integers will always produce a short
14627 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14630 2008-12-19 Diego Novillo <dnovillo@google.com>
14632 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14634 2009-04-14 Richard Guenther <rguenther@suse.de>
14636 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14638 (verify_gimple_assign_binary): Likewise. Handle shifts and
14640 (verify_gimple_phi): Print the mismatched argument position.
14641 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14643 (vect_update_init_of_dr): Likewise.
14644 * matrix-reorg.c (transform_access_sites): Do what the
14646 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14648 2009-04-13 Michael Eager <eager@eagercon.com>
14650 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14651 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14652 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14653 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14654 remove duplicate config
14656 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14658 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14659 file_name:line_number type locator of the call site.
14661 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14663 * genautomata.c: Put blank after comma.
14664 (automaton_decls): New.
14665 (struct unit_usage): Add comments to member next.
14666 (store_alt_unit_usage): Keep the list ordered.
14667 (unit_present_on_list_p, equal_alternatives_p): New.
14668 (check_regexp_units_distribution): Check units distribution
14669 correctness correctly.
14670 (main): Don't write automata if error is found. Return correct
14673 * config/m68k/cf.md (cfv4_ds): Remove.
14674 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14675 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14677 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14678 power4-load-ext, power4-store, power4-store-update,
14679 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14680 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14681 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14682 power4-sqrt, power4-isync): Modify reservation to make correct
14683 unit distribution to automata.
14685 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14686 power5-store-update, power5-two, power5-three, power5-lmul,
14687 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14689 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14691 * except.c (pass_set_nothrow_function_flags): Set name and add
14693 (set_nothrow_function_flags): Mention in the dump file when
14694 changing a function to nothrow.
14696 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14699 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14700 instead of unsigned long.
14702 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14704 * config/arm/arm.c (return_used_this_function): Remove.
14705 (arm_output_function_prologue): Remove use of
14706 return_used_this_function.
14707 (output_return_instruction): Replace use of
14708 return_used_this_function
14709 by cfun->machine->return_used_this_function.
14710 (arm_output_epilogue): Likewise.
14711 (arm_output_function_epilogue): Likewise.
14712 (thumb_unexpanded_epilogue): Likewise.
14713 * config/arm/arm.h (struct machine_function):
14714 New member return_used_this_function.
14716 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14718 * doc/install.texi: Correct description of default directory for
14719 --with-gxx-include-dir.
14721 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14723 * fold-const.c (build_range_check): Properly deal with enumeral and
14724 boolean base types.
14726 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14728 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14729 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14730 * params.h (MAX_GCSE_PASSES): Remove.
14731 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14732 in sequence. Remove ability to run multiple passes.
14733 (bypass_jumps): Report run as third CPROP pass.
14735 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14737 PR middle-end/39651
14738 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14739 when deciding whether the whole SEQUENCE can throw.
14741 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14744 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14745 offseted label references.
14747 2009-04-11 Jan Hubicka <jh@suse.cz>
14749 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14751 2009-04-11 Richard Guenther <rguenther@suse.de>
14753 PR middle-end/39732
14754 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14755 return variables as TREE_ADDRESSABLE.
14757 2009-04-11 Richard Guenther <rguenther@suse.de>
14759 PR tree-optimization/39713
14760 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14761 reference trees have SSA_NAME operands.
14763 2009-04-11 Richard Guenther <rguenther@suse.de>
14766 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14767 address expressions.
14769 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14771 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14772 match changes in Cygwin 1.7
14773 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14774 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14776 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14778 PR tree-optimization/39701
14779 * doc/invoke.texi (Optimization Options): Document change in
14780 meaning and initialization of -fdelete-null-pointer-checks.
14782 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14784 PR middle-end/39701
14785 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14787 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14790 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14792 2009-04-10 Chao-ying Fu <fu@mips.com>
14794 * doc/tm.texi (Instruction Output): Document
14795 TARGET_ASM_FINAL_POSTSCAN_INSN.
14796 * target.h (final_postscan_insn): New field in asm_out.
14797 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14798 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14799 * final.c (final_scan_insn): Call
14800 targetm.asm_out.final_postscan_insn after outputting
14801 an asm macro and a normal instruction.
14803 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14804 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14805 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14806 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14807 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14809 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14811 PR middle-end/39701
14812 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14813 variables as non-NULL even with -fdelete-null-pointer-checks.
14815 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14817 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14819 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14822 * config/i386/i386.c (classify_argument): Handle SCmode with
14823 (bit_offset % 64) != 0.
14825 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14827 * doc/invoke.texi (Optimize Options): Add cross-reference to
14828 -Q --help=optimizers examples.
14830 2009-04-10 Ben Elliston <bje@au.ibm.com>
14833 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14834 regalign for the reg == fpr and TDmode case.
14836 2009-04-09 David Ayers <ayers@fsfe.org>
14839 * objc/objc-act.c (warn_with_method): Remove helper function.
14840 (check_duplicates): Call warning and inform directly.
14841 (really_start_method): Likewise.
14843 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14845 * expmed.c (expand_divmod): Always use a comparison for a division
14846 by a large unsigned integer.
14848 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14849 for things others than variables or functions as nonzero.
14851 2009-04-09 Nick Clifton <nickc@redhat.com>
14853 * unwind-compat.c: Change copyright header to refer to version
14854 3 of the GNU General Public License with version 3.1 of the
14855 GCC Runtime Library Exception and to point readers at the
14856 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14857 * config/alpha/crtfastmath.c: Likewise.
14858 * config/alpha/linux-unwind.h: Likewise.
14859 * config/alpha/qrnnd.asm: Likewise.
14860 * config/alpha/vms-crt0-64.c: Likewise.
14861 * config/alpha/vms-crt0.c: Likewise.
14862 * config/alpha/vms-dwarf2.asm: Likewise.
14863 * config/alpha/vms-dwarf2eh.asm: Likewise.
14864 * config/alpha/vms-psxcrt0-64.c: Likewise.
14865 * config/alpha/vms-psxcrt0.c: Likewise.
14866 * config/alpha/vms_tramp.asm: Likewise.
14867 * config/arc/initfini.c: Likewise.
14868 * config/arc/lib1funcs.asm: Likewise.
14869 * config/arm/bpabi-v6m.S: Likewise.
14870 * config/arm/bpabi.S: Likewise.
14871 * config/arm/bpabi.c: Likewise.
14872 * config/arm/crti.asm: Likewise.
14873 * config/arm/crtn.asm: Likewise.
14874 * config/arm/ieee754-df.S: Likewise.
14875 * config/arm/ieee754-sf.S: Likewise.
14876 * config/arm/lib1funcs.asm: Likewise.
14877 * config/arm/libunwind.S: Likewise.
14878 * config/arm/linux-atomic.c: Likewise.
14879 * config/arm/mmintrin.h: Likewise.
14880 * config/arm/pr-support.c: Likewise.
14881 * config/arm/unaligned-funcs.c: Likewise.
14882 * config/arm/unwind-arm.c: Likewise.
14883 * config/arm/unwind-arm.h: Likewise.
14884 * config/avr/libgcc.S: Likewise.
14885 * config/bfin/crti.s: Likewise.
14886 * config/bfin/crtlibid.s: Likewise.
14887 * config/bfin/crtn.s: Likewise.
14888 * config/bfin/lib1funcs.asm: Likewise.
14889 * config/bfin/linux-unwind.h: Likewise.
14890 * config/cris/arit.c: Likewise.
14891 * config/cris/cris_abi_symbol.c: Likewise.
14892 * config/darwin-64.c: Likewise.
14893 * config/darwin-crt2.c: Likewise.
14894 * config/darwin-crt3.c: Likewise.
14895 * config/darwin.h: Likewise.
14896 * config/dbxelf.h: Likewise.
14897 * config/dfp-bit.c: Likewise.
14898 * config/dfp-bit.h: Likewise.
14899 * config/elfos.h: Likewise.
14900 * config/fixed-bit.c: Likewise.
14901 * config/fixed-bit.h: Likewise.
14902 * config/fp-bit.c: Likewise.
14903 * config/fp-bit.h: Likewise.
14904 * config/fr30/crti.asm: Likewise.
14905 * config/fr30/crtn.asm: Likewise.
14906 * config/fr30/lib1funcs.asm: Likewise.
14907 * config/freebsd-spec.h: Likewise.
14908 * config/frv/cmovd.c: Likewise.
14909 * config/frv/cmovh.c: Likewise.
14910 * config/frv/cmovw.c: Likewise.
14911 * config/frv/frvbegin.c: Likewise.
14912 * config/frv/frvend.c: Likewise.
14913 * config/frv/lib1funcs.asm: Likewise.
14914 * config/glibc-stdint.h: Likewise.
14915 * config/h8300/clzhi2.c: Likewise.
14916 * config/h8300/crti.asm: Likewise.
14917 * config/h8300/crtn.asm: Likewise.
14918 * config/h8300/ctzhi2.c: Likewise.
14919 * config/h8300/fixunssfsi.c: Likewise.
14920 * config/h8300/lib1funcs.asm: Likewise.
14921 * config/h8300/parityhi2.c: Likewise.
14922 * config/h8300/popcounthi2.c: Likewise.
14923 * config/i386/ammintrin.h: Likewise.
14924 * config/i386/att.h: Likewise.
14925 * config/i386/avxintrin.h: Likewise.
14926 * config/i386/biarch64.h: Likewise.
14927 * config/i386/bmmintrin.h: Likewise.
14928 * config/i386/cpuid.h: Likewise.
14929 * config/i386/cross-stdarg.h: Likewise.
14930 * config/i386/crtfastmath.c: Likewise.
14931 * config/i386/crtprec.c: Likewise.
14932 * config/i386/cygming-crtbegin.c: Likewise.
14933 * config/i386/cygming-crtend.c: Likewise.
14934 * config/i386/cygwin.asm: Likewise.
14935 * config/i386/emmintrin.h: Likewise.
14936 * config/i386/gmm_malloc.h: Likewise.
14937 * config/i386/gthr-win32.c: Likewise.
14938 * config/i386/i386.h: Likewise.
14939 * config/i386/immintrin.h: Likewise.
14940 * config/i386/linux-unwind.h: Likewise.
14941 * config/i386/linux64.h: Likewise.
14942 * config/i386/mm3dnow.h: Likewise.
14943 * config/i386/mmintrin-common.h: Likewise.
14944 * config/i386/mmintrin.h: Likewise.
14945 * config/i386/nmmintrin.h: Likewise.
14946 * config/i386/pmm_malloc.h: Likewise.
14947 * config/i386/pmmintrin.h: Likewise.
14948 * config/i386/smmintrin.h: Likewise.
14949 * config/i386/sol2-c1.asm: Likewise.
14950 * config/i386/sol2-ci.asm: Likewise.
14951 * config/i386/sol2-cn.asm: Likewise.
14952 * config/i386/sol2-gc1.asm: Likewise.
14953 * config/i386/tmmintrin.h: Likewise.
14954 * config/i386/unix.h: Likewise.
14955 * config/i386/w32-unwind.h: Likewise.
14956 * config/i386/wmmintrin.h: Likewise.
14957 * config/i386/x86-64.h: Likewise.
14958 * config/i386/x86intrin.h: Likewise.
14959 * config/i386/xmmintrin.h: Likewise.
14960 * config/ia64/crtbegin.asm: Likewise.
14961 * config/ia64/crtend.asm: Likewise.
14962 * config/ia64/crtfastmath.c: Likewise.
14963 * config/ia64/crti.asm: Likewise.
14964 * config/ia64/crtn.asm: Likewise.
14965 * config/ia64/fde-glibc.c: Likewise.
14966 * config/ia64/lib1funcs.asm: Likewise.
14967 * config/ia64/linux-unwind.h: Likewise.
14968 * config/ia64/quadlib.c: Likewise.
14969 * config/ia64/unwind-ia64.c: Likewise.
14970 * config/linux.h: Likewise.
14971 * config/m32c/m32c-lib1.S: Likewise.
14972 * config/m32c/m32c-lib2-trapv.c: Likewise.
14973 * config/m32c/m32c-lib2.c: Likewise.
14974 * config/m32r/initfini.c: Likewise.
14975 * config/m68hc11/larith.asm: Likewise.
14976 * config/m68hc11/m68hc11-crt0.S: Likewise.
14977 * config/m68k/cf.md: Likewise.
14978 * config/m68k/crti.s: Likewise.
14979 * config/m68k/crtn.s: Likewise.
14980 * config/m68k/lb1sf68.asm: Likewise.
14981 * config/m68k/linux-unwind.h: Likewise.
14982 * config/mcore/crti.asm: Likewise.
14983 * config/mcore/crtn.asm: Likewise.
14984 * config/mcore/lib1.asm: Likewise.
14985 * config/mips/linux-unwind.h: Likewise.
14986 * config/mips/loongson.h: Likewise.
14987 * config/mips/mips16.S: Likewise.
14988 * config/mmix/crti.asm: Likewise.
14989 * config/mmix/crtn.asm: Likewise.
14990 * config/pa/fptr.c: Likewise.
14991 * config/pa/hpux-unwind.h: Likewise.
14992 * config/pa/lib2funcs.asm: Likewise.
14993 * config/pa/linux-atomic.c: Likewise.
14994 * config/pa/linux-unwind.h: Likewise.
14995 * config/pa/milli64.S: Likewise.
14996 * config/pa/quadlib.c: Likewise.
14997 * config/pa/stublib.c: Likewise.
14998 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14999 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15000 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15001 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15002 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15003 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15004 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15005 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15006 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15007 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15008 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15009 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15010 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15011 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15012 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15013 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15014 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15015 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15016 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15017 * config/rs6000/750cl.h: Likewise.
15018 * config/rs6000/altivec.h: Likewise.
15019 * config/rs6000/biarch64.h: Likewise.
15020 * config/rs6000/crtresfpr.asm: Likewise.
15021 * config/rs6000/crtresgpr.asm: Likewise.
15022 * config/rs6000/crtresxfpr.asm: Likewise.
15023 * config/rs6000/crtresxgpr.asm: Likewise.
15024 * config/rs6000/crtsavfpr.asm: Likewise.
15025 * config/rs6000/crtsavgpr.asm: Likewise.
15026 * config/rs6000/darwin-asm.h: Likewise.
15027 * config/rs6000/darwin-fallback.c: Likewise.
15028 * config/rs6000/darwin-fpsave.asm: Likewise.
15029 * config/rs6000/darwin-ldouble.c: Likewise.
15030 * config/rs6000/darwin-tramp.asm: Likewise.
15031 * config/rs6000/darwin-unwind.h: Likewise.
15032 * config/rs6000/darwin-vecsave.asm: Likewise.
15033 * config/rs6000/darwin-world.asm: Likewise.
15034 * config/rs6000/e500crtres32gpr.asm: Likewise.
15035 * config/rs6000/e500crtres64gpr.asm: Likewise.
15036 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15037 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15038 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15039 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15040 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15041 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15042 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15043 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15044 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15045 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15046 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15047 * config/rs6000/eabi-ci.asm: Likewise.
15048 * config/rs6000/eabi-cn.asm: Likewise.
15049 * config/rs6000/eabi.asm: Likewise.
15050 * config/rs6000/linux-unwind.h: Likewise.
15051 * config/rs6000/linux64.h: Likewise.
15052 * config/rs6000/paired.h: Likewise.
15053 * config/rs6000/paired.md: Likewise.
15054 * config/rs6000/ppc64-fp.c: Likewise.
15055 * config/rs6000/ppu_intrinsics.h: Likewise.
15056 * config/rs6000/rs6000.h: Likewise.
15057 * config/rs6000/si2vmx.h: Likewise.
15058 * config/rs6000/sol-ci.asm: Likewise.
15059 * config/rs6000/sol-cn.asm: Likewise.
15060 * config/rs6000/spe.h: Likewise.
15061 * config/rs6000/spu2vmx.h: Likewise.
15062 * config/rs6000/sysv4.h: Likewise.
15063 * config/rs6000/tramp.asm: Likewise.
15064 * config/rs6000/vec_types.h: Likewise.
15065 * config/s390/linux-unwind.h: Likewise.
15066 * config/s390/tpf-unwind.h: Likewise.
15067 * config/score/crti.asm: Likewise.
15068 * config/score/crtn.asm: Likewise.
15069 * config/sh/crt1.asm: Likewise.
15070 * config/sh/crti.asm: Likewise.
15071 * config/sh/crtn.asm: Likewise.
15072 * config/sh/divtab-sh4-300.c: Likewise.
15073 * config/sh/divtab-sh4.c: Likewise.
15074 * config/sh/divtab.c: Likewise.
15075 * config/sh/lib1funcs-4-300.asm: Likewise.
15076 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15077 * config/sh/lib1funcs.asm: Likewise.
15078 * config/sh/lib1funcs.h: Likewise.
15079 * config/sh/linux-atomic.asm: Likewise.
15080 * config/sh/linux-unwind.h: Likewise.
15081 * config/sh/shmedia.h: Likewise.
15082 * config/sh/sshmedia.h: Likewise.
15083 * config/sh/ushmedia.h: Likewise.
15084 * config/sparc/crtfastmath.c: Likewise.
15085 * config/sparc/linux-unwind.h: Likewise.
15086 * config/sparc/sol2-c1.asm: Likewise.
15087 * config/sparc/sol2-ci.asm: Likewise.
15088 * config/sparc/sol2-cn.asm: Likewise.
15089 * config/spu/divmodti4.c: Likewise.
15090 * config/spu/divv2df3.c: Likewise.
15091 * config/spu/float_disf.c: Likewise.
15092 * config/spu/float_unsdidf.c: Likewise.
15093 * config/spu/float_unsdisf.c: Likewise.
15094 * config/spu/float_unssidf.c: Likewise.
15095 * config/spu/mfc_multi_tag_release.c: Likewise.
15096 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15097 * config/spu/mfc_tag_release.c: Likewise.
15098 * config/spu/mfc_tag_reserve.c: Likewise.
15099 * config/spu/mfc_tag_table.c: Likewise.
15100 * config/spu/multi3.c: Likewise.
15101 * config/spu/spu_internals.h: Likewise.
15102 * config/spu/spu_intrinsics.h: Likewise.
15103 * config/spu/spu_mfcio.h: Likewise.
15104 * config/spu/vec_types.h: Likewise.
15105 * config/spu/vmx2spu.h: Likewise.
15106 * config/stormy16/stormy16-lib2.c: Likewise.
15107 * config/svr4.h: Likewise.
15108 * config/sync.c: Likewise.
15109 * config/v850/lib1funcs.asm: Likewise.
15110 * config/vxlib-tls.c: Likewise.
15111 * config/vxlib.c: Likewise.
15112 * config/vxworks-dummy.h: Likewise.
15113 * config/xtensa/crti.asm: Likewise.
15114 * config/xtensa/crtn.asm: Likewise.
15115 * config/xtensa/ieee754-df.S: Likewise.
15116 * config/xtensa/ieee754-sf.S: Likewise.
15117 * config/xtensa/lib1funcs.asm: Likewise.
15118 * config/xtensa/lib2funcs.S: Likewise.
15119 * config/xtensa/linux-unwind.h: Likewise.
15120 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15121 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15122 * coretypes.h: Likewise.
15123 * crtstuff.c: Likewise.
15124 * defaults.h: Likewise.
15125 * dwarf2.h: Likewise.
15126 * emutls.c: Likewise.
15127 * gbl-ctors.h: Likewise.
15128 * gcov-io.h: Likewise.
15129 * ginclude/float.h: Likewise.
15130 * ginclude/iso646.h: Likewise.
15131 * ginclude/stdarg.h: Likewise.
15132 * ginclude/stdbool.h: Likewise.
15133 * ginclude/stddef.h: Likewise.
15134 * ginclude/stdfix.h: Likewise.
15135 * ginclude/stdint-gcc.h: Likewise.
15136 * ginclude/tgmath.h: Likewise.
15137 * gthr-aix.h: Likewise.
15138 * gthr-dce.h: Likewise.
15139 * gthr-gnat.c: Likewise.
15140 * gthr-gnat.h: Likewise.
15141 * gthr-lynx.h: Likewise.
15142 * gthr-mipssde.h: Likewise.
15143 * gthr-nks.h: Likewise.
15144 * gthr-posix.c: Likewise.
15145 * gthr-posix.h: Likewise.
15146 * gthr-posix95.h: Likewise.
15147 * gthr-rtems.h: Likewise.
15148 * gthr-single.h: Likewise.
15149 * gthr-solaris.h: Likewise.
15150 * gthr-tpf.h: Likewise.
15151 * gthr-vxworks.h: Likewise.
15152 * gthr-win32.h: Likewise.
15153 * gthr.h: Likewise.
15154 * libgcc2.c: Likewise.
15155 * libgcc2.h: Likewise.
15156 * libgcov.c: Likewise.
15157 * tsystem.h: Likewise.
15158 * typeclass.h: Likewise.
15159 * unwind-c.c: Likewise.
15160 * unwind-compat.h: Likewise.
15161 * unwind-dw2-fde-compat.c: Likewise.
15162 * unwind-dw2-fde-darwin.c: Likewise.
15163 * unwind-dw2-fde-glibc.c: Likewise.
15164 * unwind-dw2-fde.c: Likewise.
15165 * unwind-dw2-fde.h: Likewise.
15166 * unwind-dw2.c: Likewise.
15167 * unwind-dw2.h: Likewise.
15168 * unwind-generic.h: Likewise.
15169 * unwind-pe.h: Likewise.
15170 * unwind-sjlj.c: Likewise.
15171 * unwind.inc: Likewise.
15172 * config/arm/neon-gen.ml: Change generated copyright header to
15173 refer to version 3 of the GNU General Public License with
15174 version 3.1 of the GCC Runtime Library Exception and to point
15175 readers at the COPYING3 and COPYING3.RUNTIME files and the
15176 FSF's license web page.
15177 * config/arm/arm_neon.h: Regenerate.
15179 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15181 * config/cris/cris.md: Change copyright header to refer to version
15182 3 of the GNU General Public License.
15183 * doc/install.texi2html: Change copyright header to refer to version
15184 3 of the GNU General Public License and to point readers at the
15185 COPYING3 file and the FSF's license web page.
15186 * config/vax/linux.h: Likewise.
15188 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15190 * config/i386/i386.md (cmpcc): New.
15191 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15192 (sync_compare_and_swap_cc*): Delete.
15194 * config/s390/s390.c (s390_compare_emitted): Remove.
15195 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15196 s390_compare_emitted used to be handled. Assert that modes match.
15197 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15198 refer to sync_compare_and_swap_ccsi.
15199 * config/s390/s390.h (s390_compare_emitted): Remove.
15200 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15201 instead of s390_compare_emitted.
15202 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15203 instead of s390_compare_emitted.
15204 * config/s390/s390.md (cmpcc): New.
15205 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15206 CC_REGNUM, do not pretend it's set.
15207 (sync_compare_and_swap_cc*): Delete.
15208 * config/s390/predicates.md (cc_reg_operand): New.
15210 * expr.c (sync_compare_and_swap_cc): Delete.
15211 * optabs.h (sync_compare_and_swap_cc): Delete.
15212 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15213 is being used with can_compare_p.
15214 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15215 (find_cc_set): New.
15216 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15217 look for a MODE_CC set instead. Use emit_store_flag.
15218 (expand_compare_and_swap_loop): Likewise, with some additional
15219 complication to avoid a force_reg when useless. Use
15220 emit_cmp_and_jump_insns.
15221 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15222 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15223 sync_compare_and_swap documentation.
15225 2009-04-09 Jan Hubicka <jh@suse.cz>
15227 * except.c (find_prev_try): Break out from ....
15228 (duplicate_eh_regions): ... here; properly update prev_try pointers
15229 when duplication part of tree.
15230 (dump_eh_tree): Improve dumping.
15231 (verify_eh_region): New.
15232 (verify_eh_tree): Use it.
15234 2009-04-06 Richard Guenther <rguenther@suse.de>
15236 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15237 &ARRAY addresses by adjusting their types and prepending
15239 * tree-cfg.c (verify_gimple_assign_single): Verify that
15240 addresses are correct.
15242 2009-04-09 Richard Guenther <rguenther@suse.de>
15244 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15245 indices into an array reference if possible.
15246 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15247 Fold POINTER_PLUS_EXPR statements with invariant address.
15249 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15252 * config.gcc (powerpc64-*-linux*): Always build biarch.
15254 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15257 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15258 it and pedwarn if this results in an INTEGER_CST.
15260 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15262 * doc/install.texi: Update minimum GMP version. Remove obsolete
15263 text in MPFR section.
15265 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15267 * dwarf2out.c (class_scope_p): New static inline.
15268 (class_or_namespace_scope_p): Use it.
15269 (gen_variable_die): Use DW_TAG_member tag for static data member
15270 declarations instead of DW_TAG_variable.
15272 PR middle-end/39573
15273 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15276 2009-04-08 Richard Guenther <rguenther@suse.de>
15278 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15279 valueize random data.
15281 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15283 * config.gcc (aix tm_file): Add aix-stdint.h.
15284 (aix tm clause use_gcc_stdint): Set to wrap.
15285 * config/rs6000/aix-stdint.h: New file.
15287 2009-04-08 Richard Guenther <rguenther@suse.de>
15289 PR middle-end/36291
15290 * tree-dfa.c (add_referenced_var): Do not recurse into
15291 global initializers.
15292 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15294 (fold_const_aggregate_ref): Likewise.
15296 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15298 * recog.c (ordered_comparison_operator): New.
15299 * gensupport.c (std_preds): Add it.
15300 * doc/md.texi (Machine-Independent Predicates): Document it.
15302 2009-04-08 Jan Hubicka <jh@suse.cz>
15304 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15305 * function.h (rtl_eh): Remove exception_handler_label_map.
15306 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15307 remove_exception_handler_label, for_each_eh_label_1): Remove.
15308 (rtl_remove_unreachable_regions): Remove.
15309 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15310 (find_exception_handler_labels): Don't build the hashtable.
15311 (maybe_remove_eh_handler): Remove.
15312 (for_each_eh_label): Rewrite to walk the tree.
15313 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15314 * except.h (maybe_remove_eh_handler): Remove.
15315 * passes.c (init_optimization_passes): Schedule second EH cleanup
15317 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15318 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15320 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15322 * genoutput.c (validate_optab_operands): New.
15323 (gen_insn, gen_expand): Call it.
15325 * genflags.c (gen_insn): Detect misused iterators.
15326 (main): Pass line_no to gen_insn, exit with status 1 on error.
15328 * genextract.c (line_no): Make global.
15329 (VEC_safe_set_locstr): Change assertion to error message.
15330 (main): Exit with status 1 on error.
15332 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15336 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15337 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15338 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15339 * c-convert.c (convert): Do not call fold on results of conversion
15340 functions when the result is a C_MAYBE_CONST_EXPR.
15341 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15342 of __builtin_choose_expr.
15343 * c-typeck.c (remove_c_maybe_const_expr): New.
15344 (build_unary_op, build_conditional_expr, build_compound_expr,
15345 build_binary_op, c_objc_common_truthvalue_conversion): Call
15346 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15349 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15351 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15352 CODE to produce a new one. Add a prototype to use fold_convert_const
15354 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15357 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15358 mix declarations and code.
15360 2009-04-08 Ben Elliston <bje@au.ibm.com>
15362 * gcc.c: Replace `CC' with `GCC' throughout.
15364 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15366 * doc/invoke.texi: Document Atom support.
15368 2009-04-07 Jason Merrill <jason@redhat.com>
15371 * c-common.h, c-common.c: Add flag_pretty_templates.
15372 * c-opts.c (c_common_handle_option): Set it.
15373 * c.opt: Add -fno-pretty-templates.
15374 * doc/invoke.texi (C++ Dialect Options): Likewise.
15376 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15378 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15379 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15380 (ia64_expand_builtin): Likewise.
15382 2009-04-07 Martin Jambor <mjambor@suse.cz>
15384 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15385 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15386 ADDR_EXPRS are include too.
15388 2009-04-07 Richard Guenther <rguenther@suse.de>
15390 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15391 decls are only used if passes as parameters or if they are
15392 local statics and the call is not to a builtin.
15393 (call_may_clobber_ref_p_1): Likewise.
15395 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15397 * expr.c (do_store_flag): Remove last argument. Simplify code
15398 to avoid duplication of tests already done by can_compare_p.
15399 (expand_expr_real_1): Adjust caller.
15401 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15403 * optabs.c (can_compare_p): Test the predicate of a
15404 cbranch and cstore pattern.
15406 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15408 * expr.c (convert_move): Use emit_store_flag instead of
15411 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15413 * config/i386/i386.c (ix86_compare_emitted): Remove.
15414 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15415 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15416 * config/i386/i386.h (ix86_compare_emitted): Remove.
15417 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15418 instead of ix86_compare_emitted.
15419 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15421 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15423 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15424 Add t-sysroot-suffix to tmake_file.
15425 * config/print-sysroot-suffix.sh: New file.
15426 * config/t-sysroot-suffix: New file.
15428 2009-04-07 Ben Elliston <bje@au.ibm.com>
15430 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15431 as the latter produces a warning when the target does not support
15434 2009-04-07 Ben Elliston <bje@au.ibm.com>
15436 * dfp.c: Replace type punning assignments with memcpy throughout.
15437 * Makefile.in (dfp.o-warn): Remove.
15439 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15442 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15443 Include soft-fp/t-softfp after rs6000/t-linux64.
15445 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15447 * stor-layout.c (set_sizetype): Use the full precision of their
15448 machine mode for bitsize types.
15450 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15452 * config/i386/i386.md: Revert 2 accidental checkins.
15454 2009-04-06 Joey Ye <joey.ye@intel.com>
15455 Xuepeng Guo <xuepeng.guo@intel.com>
15456 H.J. Lu <hongjiu.lu@intel.com>
15458 Atom pipeline model, tuning and insn selection.
15459 * config.gcc (atom): Add atom config options and target.
15461 * config/i386/atom.md: New.
15463 * config/i386/i386.c (atom_cost): New cost.
15464 (m_ATOM): New macro flag.
15465 (initial_ix86_tune_features): Set m_ATOM.
15466 (x86_accumulate_outgoing_args): Likewise.
15467 (x86_arch_always_fancy_math_387): Likewise.
15468 (processor_target): Add Atom cost.
15469 (cpu_names): Add Atom cpu name.
15470 (override_options): Set Atom ISA.
15471 (ix86_issue_rate): New case PROCESSOR_ATOM.
15472 (ix86_adjust_cost): Likewise.
15474 * config/i386/i386.h (TARGET_ATOM): New target macro.
15475 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15476 (TARGET_OPT_AGU): New target option.
15477 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15478 (processor_type): Add PROCESSOR_ATOM.
15480 * config/i386/i386.md (cpu): Add new value "atom".
15481 (use_carry, movu): New attr.
15482 (atom.md): Include atom.md.
15483 (adddi3_carry_rex64): Set attr "use_carry".
15484 (addqi3_carry): Likewise.
15485 (addhi3_carry): Likewise.
15486 (addsi3_carry): Likewise.
15487 (*addsi3_carry_zext): Likewise.
15488 (subdi3_carry_rex64): Likewise.
15489 (subqi3_carry): Likewise.
15490 (subhi3_carry): Likewise.
15491 (subsi3_carry): Likewise.
15492 (x86_movdicc_0_m1_rex64): Likewise.
15493 (*x86_movdicc_0_m1_se): Likewise.
15494 (x86_movsicc_0_m1): Likewise.
15495 (*x86_movsicc_0_m1_se): Likewise.
15496 (*adddi_1_rex64): Emit add insn as much as possible.
15497 (*addsi_1): Likewise.
15498 (return_internal): Set atom_unit.
15499 (return_internal_long): Likewise.
15500 (return_pop_internal): Likewise.
15501 (*rcpsf2_sse): Set atom_sse_attr attr.
15502 (*qrt<mode>2_sse): Likewise.
15503 (*prefetch_sse): Likewise.
15505 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15507 (ix86_target_macros_internal): Likewise.
15509 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15510 (*prefetch_sse_rex): Likewise.
15511 (sse_rcpv4sf2): Likewise.
15512 (sse_vmrcpv4sf2): Likewise.
15513 (sse_sqrtv4sf2): Likewise.
15514 (<sse>_vmsqrt<mode>2): Likewise.
15515 (sse_ldmxcsr): Likewise.
15516 (sse_stmxcsr): Likewise.
15517 (*sse_sfence): Likewise.
15518 (sse2_clflush): Likewise.
15519 (*sse2_mfence): Likewise.
15520 (*sse2_lfence): Likewise.
15521 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15522 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15523 (avx_movdqu<avxmodesuffix>): Likewise.
15524 (avx_lddqu<avxmodesuffix>): Likewise.
15525 (sse2_movntv2di): Change attr "type" to "ssemov".
15526 (sse2_movntsi): Likewise.
15527 (rsqrtv8sf2): Change attr "type" to "sseadd".
15528 (sse3_addsubv2df3): Set attr "atom_unit".
15529 (sse3_h<plusminus_insn>v4sf3): Likewise.
15530 (*sse2_pmaddwd): Likewise.
15531 (*vec_extractv2di_1_rex64): Likewise.
15532 (*vec_extractv2di_1_avx): Likewise.
15533 (sse2_psadbw): Likewise.
15534 (ssse3_phaddwv8hi3): Likewise.
15535 (ssse3_phaddwv4hi3): Likewise.
15536 (ssse3_phadddv4si3): Likewise.
15537 (ssse3_phadddv2si3): Likewise.
15538 (ssse3_phaddswv8hi3): Likewise.
15539 (ssse3_phaddswv4hi3): Likewise.
15540 (ssse3_phsubwv8hi3): Likewise.
15541 (ssse3_phsubwv4hi3): Likewise.
15542 (ssse3_phsubdv4si3): Likewise.
15543 (ssse3_phsubdv2si3): Likewise.
15544 (ssse3_phsubswv8hi3): Likewise.
15545 (ssse3_phsubswv4hi3): Likewise.
15546 (ssse3_pmaddubsw128): Likewise.
15547 (sse3_pmaddubsw: Likewise.
15548 (ssse3_palignrti): Likewise.
15549 (ssse3_palignrdi): Likewise.
15551 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15553 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15555 2009-04-06 Richard Guenther <rguenther@suse.de>
15557 PR tree-optimization/28868
15558 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15559 of which PHI results we inserted.
15560 (insert_into_preds_of_block): Record inserted PHIs.
15561 (eliminate): Eliminate redundant PHI nodes.
15562 (init_pre): Init inserted_phi_names.
15564 2009-04-06 Richard Guenther <rguenther@suse.de>
15566 PR tree-optimization/39643
15567 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15568 IMAGPART_EXPRs of complex constants.
15569 (execute_fold_all_builtins): If we folded a call queue
15570 TODO_update_address_taken.
15572 2009-04-06 Jan Hubicka <jh@suse.cz>
15574 PR middle-end/39659
15575 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15578 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15580 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15582 (ic_invalidate_array): Likewise.
15584 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15586 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15587 alignment for library calls.
15589 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15591 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15592 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15593 * config/i386/mingw-stdint.h: New file.
15595 2009-04-05 Richard Guenther <rguenther@suse.de>
15597 PR tree-optimization/39648
15598 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15599 our &A vs. &A[0] IL deficiencies.
15601 2009-04-04 Jan Hubicka <jh@suse.cz>
15603 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15604 removed toplevel regions.
15605 (sjlj_mark_call_sites): Likewise.
15607 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15609 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15610 (cygwin tm clause use_gcc_stdint): Set to wrap.
15611 * config/i386/cygwin-stdint.h: New file.
15613 2009-04-04 Richard Guenther <rguenther@suse.de>
15615 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15616 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15617 single-argument PHIs if we are in loop-closed SSA form.
15618 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15619 for the pre-condition.
15620 (slpeel_tree_peel_loop_to_edge): Likewise.
15621 (vect_build_loop_niters): Take an optional sequence to append stmts.
15622 (vect_generate_tmps_on_preheader): Likewise.
15623 (vect_do_peeling_for_loop_bound): Take extra guards for the
15625 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15626 the cost model check.
15627 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15628 guards if we are going to peel. Do not apply versioning in that case.
15629 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15630 (vect_do_peeling_for_loop_bound): Likewise.
15631 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15632 loop bound only record extra pre-conditions, do not apply loop
15635 2009-04-04 Richard Guenther <rguenther@suse.de>
15637 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15640 2009-04-04 Jan Hubicka <jh@suse.cz>
15642 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15643 last_basic_block for size of bb->index indexed array.
15644 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15645 compute_out, link_btr_uses, build_btr_def_use_webs,
15646 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15648 2009-04-04 Jan Hubicka <jh@suse.cz>
15650 * except.c (remove_eh_handler_and_replace): Break out from ...
15651 (remove_eh_handler): ... here.
15652 (bring_to_root): New function.
15653 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15654 handled ones, bring others to root of tree.
15656 2009-04-04 Jan Hubicka <jh@suse.cz>
15658 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15659 (all_phis_safe_to_merge): New function.
15660 (update_info): New structure.
15661 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15662 (cleanup_empty_eh): Update SSA if possible.
15664 2009-04-04 Richard Guenther <rguenther@suse.de>
15666 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15667 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15668 (append_vuse): Likewise.
15670 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15672 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15673 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15674 instead of REG_UNSAVED for DW_CFA_undefined.
15675 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15676 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15679 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15682 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15683 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15684 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15686 2009-04-04 Richard Guenther <rguenther@suse.de>
15688 PR tree-optimization/8781
15689 PR tree-optimization/37892
15690 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15691 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15692 (valueize_refs): Call it for *& valueizations.
15693 (shared_reference_ops_from_ref): Rename to ...
15694 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15695 (shared_reference_ops_from_call): Rename to ...
15696 (valueize_shared_reference_ops_from_call): ... this and valueize.
15697 (vn_reference_lookup): Update.
15698 (visit_reference_op_call): Likewise.
15699 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15700 (eliminate): Value-replace the call address in call statements.
15702 2009-04-04 Richard Guenther <rguenther@suse.de>
15704 PR tree-optimization/39636
15705 * tree-ssa-forwprop.c
15706 (forward_propagate_addr_into_variable_array_index): Check for
15707 GIMPLE_ASSIGN before accessing the rhs code.
15709 2009-04-03 Jason Merrill <jason@redhat.com>
15711 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15713 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15715 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15716 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15717 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15718 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15719 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15720 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15721 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15722 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15723 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15724 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15725 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15726 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15727 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15728 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15729 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15730 Use fr_reg_or_fp01_operand instead of fr_register_operand
15732 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15733 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15734 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15736 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15738 PR rtl-optimization/39607
15739 PR rtl-optimization/39631
15743 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15744 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15745 instead of DF_LR_OUT.
15746 * ira-lives.c (process_bb_node_lives): Ditto.
15747 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15748 instead of DF_LR_{OUT,IN}.
15749 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15750 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15752 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15754 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15755 (execute_lower_omp): Always run but take the short way out if -fopenmp
15757 (gate_lower_omp): Remove, forcing the pass manager to always run the
15758 pass and always set PROP_gimple_lomp.
15759 (pass_lower_omp): Remove gate function.
15760 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15761 PROP_trees. Instead, require it.
15762 * ipa-cp.c (pass_ipa_cp): Likewise.
15763 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15764 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15765 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15766 and PROP_gimple_leh.
15768 2009-04-03 Richard Guenther <rguenther@suse.de>
15770 PR middle-end/13146
15771 PR tree-optimization/23940
15772 PR tree-optimization/33237
15773 PR middle-end/33974
15774 PR middle-end/34093
15775 PR tree-optimization/36201
15776 PR tree-optimization/36230
15777 PR tree-optimization/38049
15778 PR tree-optimization/38207
15779 PR tree-optimization/38230
15780 PR tree-optimization/38301
15781 PR tree-optimization/38585
15782 PR middle-end/38895
15783 PR tree-optimization/38985
15784 PR tree-optimization/39299
15785 * tree-ssa-structalias.h: Remove.
15786 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15787 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15788 (struct vuse_element_d): Remove.
15789 (struct vuse_vec_d): Likewise.
15790 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15791 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15792 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15793 VUSE_ELEMENT_VAR): Likewise.
15794 (struct voptype_d): Likewise.
15795 (NUM_VOP_FREE_BUCKETS): Likewise.
15796 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15797 (struct stmt_operands_d): Remove.
15798 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15799 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15800 VDEF_NUM, VDEF_VECT): Likewise.
15801 (copy_virtual_operands): Remove.
15802 (operand_build_cmp): Likewise.
15803 (create_ssa_artificial_load_stmt): Likewise.
15804 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15805 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15806 vuse_index and mayuse_index members. Pack and move done and iter_type
15807 members to the front.
15808 (SSA_OP_VMAYUSE): Remove.
15809 (SSA_OP_VIRTUAL_USES): Adjust.
15810 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15811 (unlink_stmt_vdef): Declare.
15812 (add_to_addressable_set): Remove.
15813 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15814 (vrp_visit_stmt): Likewise.
15815 * doc/tree-ssa.texi (Alias analysis): Update.
15816 * doc/invoke.texi (max-aliased-vops): Remove docs.
15817 (avg-aliased-vops): Likewise.
15818 * tree-into-ssa.c (syms_to_rename): Remove.
15819 (need_to_update_vops_p): Likewise.
15820 (need_to_initialize_update_ssa_p): Rename to ...
15821 (update_ssa_initialized_fn): ... this. Track function we are
15823 (symbol_marked_for_renaming): Simplify.
15824 (add_new_name_mapping): Do not set need_to_update_vops_p.
15825 (dump_currdefs): Use SYMS_TO_RENAME.
15826 (rewrite_update_stmt): Always walk all uses/defs.
15827 (dump_update_ssa): Adjust.
15828 (init_update_ssa): Take function argument. Track what we are
15830 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15831 (create_new_def_for): Initialize for cfun, assert we are initialized
15833 (mark_sym_for_renaming): Simplify.
15834 (mark_set_for_renaming): Do not initialize update-ssa.
15835 (need_ssa_update_p): Simplify. Take function argument.
15836 (name_mappings_registered_p): Assert we ask for the correct function.
15837 (name_registered_for_update_p): Likewise.
15838 (ssa_names_to_replace): Likewise.
15839 (release_ssa_name_after_update_ssa): Likewise.
15840 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15841 (dump_decl_set): Do not print a newline.
15842 (debug_decl_set): Do it here.
15843 (dump_update_ssa): And here.
15844 * tree-ssa-loop-im.c (move_computations): Adjust.
15845 (movement_possibility): Likewise.
15846 (determine_max_movement): Likewise.
15847 (gather_mem_refs_stmt): Likewise.
15848 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15849 or NAME_MEMORY_TAG.
15850 * tree-complex.c (update_all_vops): Remove.
15851 (expand_complex_move): Adjust.
15852 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15853 Simplify test for memory referencing statement. Exclude
15854 non-invariant ADDR_EXPRs.
15855 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15856 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15857 (rdg_flag_uses): Likewise.
15858 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15860 (tree_optimize_tail_calls_1): Also split the
15861 edge from the entry block if we have degenerate PHI nodes in
15862 the first basic block.
15863 * tree.c (init_ttree): Remove memory-tag related code.
15864 (tree_code_size): Likewise.
15865 (tree_node_structure): Likewise.
15866 (build7_stat): Re-write to be build6_stat.
15867 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15868 (SSA_VAR_P): Adjust.
15869 (struct tree_memory_tag): Remove.
15870 (struct tree_memory_partition_tag): Likewise.
15871 (union tree_node): Adjust.
15872 (build7): Re-write to be build6.
15873 * tree-pass.h (pass_reset_cc_flags): Remove.
15874 (TODO_update_address_taken): New flag.
15875 (pass_simple_dse): Remove.
15876 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15877 * params.h (MAX_ALIASED_VOPS): Remove.
15878 (AVG_ALIASED_VOPS): Likewise.
15879 * omp-low.c (expand_omp_taskreg): Update SSA form.
15880 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15881 aliases the lhs in a copy stmt.
15882 * tree-ssa-dse.c (struct address_walk_data): Remove.
15883 (memory_ssa_name_same): Likewise.
15884 (memory_address_same): Likewise.
15885 (get_kill_of_stmt_lhs): Likewise.
15886 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15887 unused stores. Look through PHI nodes into post-dominated regions.
15888 (dse_optimize_stmt): Simplify. Properly remove stores.
15889 (tree_ssa_dse): Compute dominators.
15890 (execute_simple_dse): Remove.
15891 (pass_simple_dse): Likewise.
15892 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15893 gimple_loaded_syms and gimple_stored_syms computation.
15894 * toplev.c (dump_memory_report): Dump alias and pta stats.
15895 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15896 (vn_reference_eq): Likewise.
15897 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15898 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15899 valueize_vuses): Remove.
15900 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15901 (get_def_ref_stmt_vuse): ... this.
15902 (vn_reference_lookup_2): New function.
15903 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15904 walking equivalent vuses. Simplify.
15905 (vn_reference_lookup): Likewise.
15906 (vn_reference_insert): Likewise.
15907 (vn_reference_insert_pieces): Likewise.
15908 (visit_reference_op_call): Simplify.
15909 (visit_reference_op_load): Likewise.
15910 (visit_reference_op_store): Likewise.
15911 (init_scc_vn): Remove shared_lookup_vuses initialization.
15912 (free_scc_vn): Remove shared_lookup_vuses freeing.
15913 (sort_vuses, sort_vuses_heap): Remove.
15914 (get_ref_from_reference_ops): Export.
15915 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15916 vector with single vuse pointer.
15917 (vn_reference_lookup_pieces, vn_reference_lookup,
15918 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15919 (shared_vuses_from_stmt): Remove.
15920 (get_ref_from_reference_ops): Declare.
15921 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15922 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15923 memory-tag related code.
15924 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15925 (likely_value): Add comment, skip static-chain of call statements.
15926 (surely_varying_stmt_p): Adjust.
15927 (gimplify_and_update_call_from_tree): Likewise.
15928 (execute_fold_all_builtins): Do not rebuild alias info.
15929 (gimplify_and_update_call_from_tree): Properly update VOPs.
15930 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15931 (copy_ref_info): Remove memory-tag related code.
15932 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15933 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15934 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15936 * tree-ssa-dom.c (gimple_p): Remove typedef.
15937 (eliminate_redundant_computations): Adjust.
15938 (record_equivalences_from_stmt): Likewise.
15939 (avail_expr_hash): Likewise.
15940 (avail_expr_eq): Likewise.
15941 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15942 (stmt_makes_single_load): Likewise.
15943 (stmt_makes_single_store): Likewise.
15944 * tree-ssa-alias.c: Rewrite completely.
15945 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15946 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15947 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15948 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15949 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15950 Remove public functions.
15951 (pass_reset_cc_flags): Remove.
15952 (pass_build_alias): Move ...
15953 * tree-ssa-structalias.c (pass_build_alias): ... here.
15954 * tree-ssa-alias.c (may_be_aliased): Move ...
15955 * tree-flow-inline.h (may_be_aliased): ... here.
15956 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15957 count_uses_and_derefs): Move ...
15958 * gimple.c: ... here.
15959 * gimple.h (count_uses_and_derefs): Declare.
15960 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15961 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15962 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15963 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15964 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15965 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15966 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15968 * tree-dfa.c (refs_may_alias_p): Move ...
15969 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15970 * tree-ssa-alias.h: New file.
15971 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15972 (statement_sink_location): Likewise.
15973 * opts.c (decode_options): Do not adjust max-aliased-vops or
15974 avg-aliased-vops values.
15975 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15976 (TV_CALL_CLOBBER): Likewise.
15977 (TV_FLOW_SENSITIVE): Likewise.
15978 (TV_FLOW_INSENSITIVE): Likewise.
15979 (TV_MEMORY_PARTITIONING): Likewise.
15980 (TV_ALIAS_STMT_WALK): New timevar.
15981 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15982 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15983 (get_address_description): Remove memory-tag related code.
15984 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15985 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15986 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15987 and immediate uses in statements. Document.
15988 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15989 (dump_symbols): Remove.
15990 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15991 * alias.c (get_deref_alias_set): New function split out from ...
15992 (get_alias_set): ... here.
15993 * alias.h (get_deref_alias_set): Declare.
15994 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15995 type parameter. Remove restrict pointer handling. Create a
15996 ref-all pointer in case type-based alias sets do not conflict.
15997 (vect_analyze_data_refs): Remove SMT related code.
15998 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15999 (vectorizable_load): Likewise.
16000 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16001 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16002 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16003 Ignore vops and SMTs.
16004 (dr_analyze_alias): Likewise..
16005 (free_data_ref): Likewise.
16006 (create_data_ref): Likewise.
16007 (analyze_all_data_dependences): Likewise.
16008 (get_references_in_stmt): Adjust.
16009 * tree-flow-inline.h (gimple_aliases_computed_p,
16010 gimple_addressable_vars, gimple_call_clobbered_vars,
16011 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16012 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16013 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16014 gimple_mem_ref_stats): Remove.
16015 (gimple_vop): New function.
16016 (op_iter_next_use): Remove vuses and mayuses cases.
16017 (op_iter_next_def): Remove vdefs case.
16018 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16019 (clear_and_done_ssa_iter): Do not set removed fields.
16020 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16021 Assert we are not iterating over vuses or vdefs if not also
16022 iterating over uses or defs.
16023 (op_iter_init_use): Likewise.
16024 (op_iter_init_def): Likewise.
16025 (op_iter_next_vdef): Remove.
16026 (op_iter_next_mustdef): Likewise.
16027 (op_iter_init_vdef): Likewise.
16028 (compare_ssa_operands_equal): Likewise.
16029 (link_use_stmts_after): Handle vuse operand.
16030 (is_call_used): Use is_call_clobbered.
16031 (is_call_clobbered): Global variables are always call clobbered,
16032 query the call-clobbers bitmap.
16033 (mark_call_clobbered): Ignore global variables.
16034 (clear_call_clobbered): Likewise.
16035 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16036 virtual operands sanity check.
16037 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16039 (TARGET_MEM_REF): Remove TMR_TAG operand.
16040 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16041 Remove call-clobber related code.
16042 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16043 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16044 partitions or escape reason.
16045 (get_single_def_stmt, get_single_def_stmt_from_phi,
16046 get_single_def_stmt_with_phi): Remove.
16047 (dump_referenced_vars): Tidy.
16048 (get_ref_base_and_extent): Allow bare decls.
16049 (collect_dfa_stats): Adjust.
16050 * graphite.c (rename_variables_in_stmt): Adjust.
16051 (graphite_copy_stmts_from_block): Likewise.
16052 (translate_clast): Likewise.
16053 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16055 (translate_vuse_through_block): Use the oracle.
16056 (phi_translate_1): Adjust.
16057 (value_dies_in_block_x): Use the oracle. Cache the outcome
16059 (valid_in_sets): Check if the VUSE for
16060 a REFERENCE is available.
16061 (eliminate): Do not remove stmts during elimination,
16062 instead queue and remove them afterwards.
16063 (do_pre): Do not rebuild alias info.
16064 (pass_pre): Run TODO_rebuild_alias before PRE.
16065 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16066 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16067 (mark_all_v_defs_stmt): Remove.
16068 (mark_all_v_defs_seq): Adjust.
16069 (sra_replace): Likewise.
16070 (scalarize_use): Likewise.
16071 (scalarize_copy): Likewise.
16072 (scalarize_init): Likewise.
16073 (scalarize_ldst): Likewise.
16074 (todoflags): Remove.
16075 (tree_sra): Do not rebuild alias info.
16076 (tree_sra_early): Adjust.
16077 (pass_sra): Run TODO_update_address_taken before SRA.
16078 * tree-predcom.c (set_alias_info): Remove.
16079 (prepare_initializers_chain): Do not call it.
16080 (mark_virtual_ops_for_renaming): Adjust.
16081 (mark_virtual_ops_for_renaming_list): Remove.
16082 (initialize_root_vars): Adjust.
16083 (initialize_root_vars_lm): Likewise.
16084 (prepare_initializers_chain): Likewise.
16085 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16086 (may_propagate_copy_into_stmt): Likewise.
16087 (merge_alias_info): Do nothing for now.
16088 (propagate_tree_value_into_stmt): Adjust.
16089 (stmt_may_generate_copy): Likewise.
16090 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16091 not mark symbols for renaming.
16092 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16093 with the same statement, make sure to update the new pointed-to one.
16094 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16095 call statements, do not mark symbols for renaming.
16096 (mark_operand_necessary): Dump something.
16097 (ref_may_be_aliased): New function.
16098 (mark_aliased_reaching_defs_necessary_1): New helper function.
16099 (mark_aliased_reaching_defs_necessary): Likewise.
16100 (mark_all_reaching_defs_necessary_1): Likewise.
16101 (mark_all_reaching_defs_necessary): Likewise.
16102 (propagate_necessity): Do not process virtual PHIs. For
16103 non-aliased loads mark all reaching definitions as necessary.
16104 For aliased loads and stores mark the immediate dominating
16105 aliased clobbers as necessary.
16106 (visited): New global static.
16107 (perform_tree_ssa_dce): Free visited bitmap after propagating
16109 (remove_dead_phis): Perform simple dead virtual PHI removal.
16110 (remove_dead_stmt): Properly unlink virtual operands when
16112 (eliminate_unnecessary_stmts): Schedule PHI removal after
16114 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16115 (process_replaceable): Likewise.
16116 (find_replaceable_in_bb): Likewise.
16117 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16118 based on the single gimple vop.
16119 (verify_flow_insensitive_alias_info): Remove.
16120 (verify_flow_sensitive_alias_info): Likewise.
16121 (verify_call_clobbering): Likewise.
16122 (verify_memory_partitions): Likewise.
16123 (verify_alias_info): Likewise.
16124 (verify_ssa): Adjust..
16125 (execute_update_addresses_taken): Export. Update SSA
16126 manually. Optimize only when optimizing. Use a local bitmap.
16127 (pass_update_address_taken): Remove TODO_update_ssa, add
16129 (pass_update_address_taken): Just use TODO_update_address_taken.
16130 (init_tree_ssa): Do not initialize addressable_vars.
16131 (verify_ssa): Verify new VUSE / VDEF properties.
16132 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16133 Do not call verify_alias_info.
16134 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16135 Do not free the loaded and stored syms bitmaps. Reset the escaped
16136 and callused solutions. Do not free addressable_vars.
16137 Remove memory-tag related code.
16138 (warn_uninitialized_var): Aliases are always available.
16139 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16140 * lambda-code.c (can_put_in_inner_loop): Adjust.
16141 (can_put_after_inner_loop): Likewise.
16142 (perfect_nestify): Likewise.
16143 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16144 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16145 (vectorizable_conversion): Do not mark symbols for renaming.
16146 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16147 (expand_call_inline): Unlink the calls virtual operands before
16149 (tree_function_versioning): Do not call update_ssa if we are not
16150 updating clones. Simplify.
16151 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16152 (propagate_with_phi): Likewise..
16153 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16154 clobber code. Assert we are not aliased or global.
16155 * tree-flow.h: Include tree-ssa-alias.h
16156 (enum escape_type): Remove.
16157 (struct mem_sym_stats_d): Likewise.
16158 (struct mem_ref_stats_d): Likewise.
16159 (struct gimple_df): Add vop member. Remove global_var,
16160 call_clobbered_vars, call_used_vars, addressable_vars,
16161 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16162 escaped and callused members.
16163 (struct ptr_info_def): Remove all members, add points-to solution
16165 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16166 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16167 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16168 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16169 (tree-ssa-alias.o): Likewise.
16170 (toplev.o): Add tree-ssa-alias.h
16171 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16172 * gimple.c (gimple_set_bb): Fix off-by-one error.
16173 (is_gimple_reg): Do not handle memory tags.
16174 (gimple_copy): Also copy virtual operands.
16175 Delay updating the statement. Do not reset loaded and stored syms.
16176 (gimple_set_stored_syms): Remove.
16177 (gimple_set_loaded_syms): Likewise.
16178 (gimple_call_copy_skip_args): Copy the virtual operands
16179 and mark the new statement modified.
16180 * tree-ssa-structalias.c (may_alias_p): Remove.
16181 (set_uids_in_ptset): Take the alias set to prune with as
16182 parameter. Fold in the alias test of may_alias_p.
16183 (compute_points_to_sets): Compute whether a ptr is dereferenced
16184 in a local sbitmap.
16185 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16186 other ADDRESSOF constraints on the lhs.
16187 (get_constraint_for_component_ref): Assert that we don't get
16188 ADDRESSOF constraints from the base of the reference.
16189 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16190 (struct variable_info): Remove collapsed_to member.
16191 (get_varinfo_fc): Remove.
16192 (new_var_info): Do not set collapsed_to.
16193 (dump_constraint): Do not follow cycles.
16194 (dump_constraint_graph): Likewise.
16195 (build_pred_graph): Likewise.
16196 (build_succ_graph): Likewise.
16197 (rewrite_constraints): Likewise.
16198 (do_simple_structure_copy): Remove.
16199 (do_rhs_deref_structure_copy): Remove.
16200 (do_lhs_deref_structure_copy): Remove.
16201 (collapse_rest_of_var): Remove.
16202 (do_structure_copy): Re-implement.
16203 (pta_stats): New global variable.
16204 (dump_pta_stats): New function.
16205 (struct constraint_expr): Make offset signed.
16206 (UNKNOWN_OFFSET): Define special value.
16207 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16208 (solution_set_expand): New helper function split out from ...
16209 (do_sd_constraint): ... here.
16210 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16211 (do_ds_constraint): Likewise.
16212 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16213 and CALLUSED = *CALLUSED.
16214 (set_union_with_increment): Make inc argument signed.
16215 (type_safe): Remove.
16216 (get_constraint_for_ptr_offset): Handle unknown and negative
16218 (first_vi_for_offset): Handle offsets before start. Bail
16219 out early for offsets beyond the variable extent.
16220 (first_or_preceding_vi_for_offset): New function.
16221 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16222 Together with ESCAPED = *ESCAPED this properly computes reachability.
16223 (find_what_var_points_to): New function.
16224 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16225 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16226 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16227 pt_solutions_intersect): New functions.
16228 (compute_call_used_vars): Remove.
16229 (compute_may_aliases): New main entry into PTA computation.
16230 * gimple.h (gimple_p): New typedef.
16231 (struct gimple_statement_base): Remove references_memory_p.
16232 (struct gimple_statement_with_memory_ops_base): Remove
16233 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16235 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16236 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16237 gimple_set_references_memory): Remove.
16238 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16239 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16241 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16242 (verify_expr): Allow RESULT_DECL.
16243 (gimple_duplicate_bb): Do not copy virtual operands.
16244 (gimple_duplicate_sese_region): Adjust.
16245 (gimple_duplicate_sese_tail): Likewise.
16246 (mark_virtual_ops_in_region): Remove.
16247 (move_sese_region_to_fn): Do not call it.
16248 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16249 and pass_simple_dse.
16250 (execute_function_todo): Handle TODO_update_address_taken,
16251 call execute_update_addresses_taken for TODO_rebuild_alias.
16252 (execute_todo): Adjust.
16253 (execute_one_pass): Init dump files early.
16254 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16256 (create_general_new_stmt): Clear vops.
16257 * tree-ssa-reassoc.c (get_rank): Adjust.
16258 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16259 symbols for renaming.
16260 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16261 (PARAM_AVG_ALIASED_VOPS): Likewise.
16262 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16263 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16264 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16265 (operand_build_cmp, copy_virtual_operands,
16266 create_ssa_artificial_load_stmt, add_to_addressable_set,
16267 gimple_add_to_addresses_taken): Remove public functions.
16268 (unlink_stmt_vdef): New function.
16270 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16272 * config.gcc (powerpc-*-linux*): Merge variants.
16274 2009-04-02 Chao-ying Fu <fu@mips.com>
16275 James Grosbach <james.grosbach@microchip.com>
16277 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16278 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16280 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16281 keep_interrupts_masked_p, use_debug_exception_return_p.
16282 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16283 keep_interrupts_masked, use_debug_exception_return.
16284 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16285 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16287 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16288 (mips_print_operand): Process COP0 registers to print $0 .. $31
16289 correctly for GAS to process.
16290 (mips_interrupt_extra_call_saved_reg_p): New function.
16291 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16293 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16294 (mips_compute_frame_info): Add supports for interrupt context that
16295 includes doubleword accumulators and COP0 registers.
16296 (mips_for_each_saved_acc): New function.
16297 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16298 mips_for_each_saved_reg.
16299 (mips_save_reg): Save accumulators.
16300 (mips_kernel_reg_p): A new for_each_rtx callback.
16301 (mips_expand_prologue): Support interrupt handlers.
16302 (mips_restore_reg): Restore accumulators.
16303 (mips_expand_epilogue): Support interrupt handlers.
16304 (mips_can_use_return_insn): Return false for interrupt handlers.
16305 (mips_epilogue_uses): New function.
16306 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16307 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16308 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16309 cop0_move): New instructions.
16310 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16311 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16313 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16315 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16316 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16317 interrupt handlers, we use K0 as the temporary register.
16318 (EPILOGUE_USES): Change to a function call.
16319 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16320 handlers, we use K0 as the temporary register.
16322 * doc/extend.texi (Function Attributes): Document interrupt,
16323 use_shadow_register_set, keep_interrupts_masked,
16324 use_debug_exception_return for MIPS attributes.
16326 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16328 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16329 Remove a number of t-files from tmake_file.
16330 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16331 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16332 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16333 target_prototype, not TARGET_PROTOTYPE.
16334 (LINK_OS_GNU_SPEC): Define.
16335 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16336 and darwin-ldoubdle.c.
16338 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16341 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16342 (cpp_options): Ditto.
16343 (default_compilers): Ditto.
16344 (display_help): Ditto.
16345 (process_command): Ditto.
16346 (do_spec_1): Ditto.
16347 (set_input): Use lbasename instead of duplicate code.
16348 (save_temps_prefix): New static for -save-temps=obj.
16349 (save_temps_length): Ditto.
16351 * doc/invoke.texi (-save-temps=obj): Document new variant to
16352 -save-temps switch.
16354 2009-04-02 Jeff Law <law@redhat.com>
16356 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16359 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16361 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16362 * configure: Regenerated.
16364 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16366 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16367 share the argument list.
16369 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16373 2009-02-12 Diego Novillo <dnovillo@google.com>
16375 * varpool.c (debug_varpool): New.
16376 * cgraph.h (debug_varpool): Declare.
16378 2009-04-02 Jan Hubicka <jh@suse.cz>
16380 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16383 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16385 * config/i386/i386.c (ix86_abi): Move initialization to ...
16386 (override_options): Here.
16388 2009-04-02 Christian Bruel <christian.bruel@st.com>
16390 * config/sh/sh.c (sh_dwarf_register_span): New function.
16391 (TARGET_DWARF_REGISTER_SPAN): Define.
16392 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16394 2009-04-02 Ira Rosen <irar@il.ibm.com>
16396 PR tree-optimization/39595
16397 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16398 interleaved loads group is not greater than the SLP group size.
16400 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16402 * builtins.c (is_builtin_name): New.
16403 (called_as_built_in): Use is_builtin_name.
16404 * tree.h (is_builtin_name): New.
16405 * varasm.c (incorporeal_function_p): Use is_builtin_name
16407 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16409 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16411 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16414 * c-decl.c (clone_underlying_type): Move this ...
16415 * c-common.c (set_underlying_type): ... here.
16416 Also, make sure the function properly sets TYPE_STUB_DECL() on
16417 the newly created typedef variant type.
16418 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16419 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16422 2009-04-02 Richard Guenther <rguenther@suse.de>
16424 PR tree-optimization/37221
16425 * tree-flow.h (degenerate_phi_result): Declare.
16426 * tree-ssa-dom.c (degenerate_phi_result): Export.
16427 * tree-scalar-evolution.c (analyze_initial_condition): If
16428 the initial condition is defined by a degenerate PHI node
16429 use the degenerate value.
16431 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16433 PR rtl-optimization/39588
16434 * combine.c (merge_outer_ops): Do not set the constant when this
16436 (simplify_shift_const_1): Do not modify it either in this case.
16438 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16440 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16441 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16443 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16446 * c-lex.c (interpret_float): Default (no suffix) is double.
16448 2009-04-1 Xinliang David Li <davidxl@google.com>
16450 * config/i386/i386.c (legitimate_constant_p): Recognize
16451 all one vector constant.
16453 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16455 * config/vax/vax.c: Add #includes to silence warnings.
16456 Change #include order to silence two warnings.
16458 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16460 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16461 (ASM_SPEC): Pass -k to the assembler for PIC code.
16463 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16465 * config.gcc: Add vax-*-linux* to the switch.
16466 * config/vax/linux.h: New file. (TARGET_VERSION,
16467 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16469 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16471 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16472 Use predicate macros instead of GET_CODE() == foo.
16473 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16474 ashlsi3, rotrsi3, <unnamed>): Likewise.
16476 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16478 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16479 jbbccihi, jbbccisi): Remova trailing whitespace.
16480 * config/vax/constraints.md: Likewise.
16481 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16482 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16483 * config/vax/predicates.md: Likewise.
16484 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16485 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16486 * config/vax/vax.h: Likewise.
16487 * config/vax/vax.md (nonlocal_goto): Likewise.
16489 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16491 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16492 (indirectable_address_p, adjacent_operands_p): Add spaces around
16494 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16496 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16498 * config/vax/vax.c (legitimate_constant_address_p,
16499 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16500 index_term_p, reg_plus_index_p, legitimate_address_p,
16501 vax_mode_dependent_address_p): Update comments to match functions
16502 modified by the recent int->bool conversion.
16504 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16506 * config/vax/builtins.md: Update copyright message.
16507 * config/vax/constraints.md: Likewise.
16508 * config/vax/netbsd-elf.h: Likewise.
16509 * config/vax/predicates.md: Likewise.
16510 * config/vax/vax-protos.h: Likewise.
16511 * config/vax/vax.c: Likewise.
16512 * config/vax/vax.h: Likewise.
16513 * config/vax/vax.md: Likewise.
16514 * config/vax/vax.opt: Likewise.
16516 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16518 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16519 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16520 * config/vax/constraints.md (B, R): Likewise.
16521 * config/vax/predicates.md (external_memory_operand,
16522 nonimmediate_addsub_di_operand): Likewise.
16523 * config/vax/vax.c (vax_output_int_add): Likewise.
16524 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16525 untyped_call): Likewise.
16527 2009-04-01 Matt Thomas <matt@3am-software.com>
16529 * config/vax/predicates.md: New file.
16530 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16531 external_const_operand, nonsymbolic_operand, external_memory_operand,
16532 indirect_memory_operand, indexed_memory_operand,
16533 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16534 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16536 * config/vax/constraints.md: New file.
16537 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16539 * config/vax/builtins.md: New file.
16540 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16541 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16543 * config/vax/vax.opt (mqmath): Add option.
16544 * config/vax/vax.md (isfx): Extend with DI.
16545 (VAXintQH, VAXintQHSD): Define.
16546 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16547 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16548 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16549 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16550 (movdi): Update constraints and use vax_output_int_move().
16551 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16552 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16553 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16554 nonlocal_goto): New.
16555 (mov<mode>): Extend accepted operand types.
16556 (subdi3_old): Rename from subdi3, change update constraints and use
16557 a new implementation.
16558 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16559 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16560 MOVE_RATIO, CLEAR_RATIO): Define.
16561 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16562 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16563 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16564 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16565 (split_quadword_operands): Make static and really allow variable
16567 (print_operand_address): Update for PIC generation.
16568 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16569 indexable_address_p, fixup_mathdi_operand,
16570 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16571 (vax_float_literal, legitimate_constant_p,
16572 indirectable_constant_address_p, index_term_p,
16573 reg_plus_index_p): Return bool instead of int.
16574 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16576 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16578 (vax_output_conditional_branch): Indent.
16579 (legitimate_constant_address_p, indirectable_constant_address_p,
16580 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16581 vax_mode_dependent_address_p): Return bool instead of int, update for
16583 * config/vax/vax-protos.h (legitimate_constant_address_p,
16584 legitimate_constant_p, legitimate_address_p,
16585 vax_mode_dependent_address_p): Change declaration to bool.
16586 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16587 vax_expand_addsub_di_operands, vax_output_int_subtract,
16588 vax_output_movmemsi): Declare.
16589 (split_quadword_operands, vax_float_literal): Delete declaration.
16590 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16591 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16592 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16593 ASM_OUTPUT_DWARF_PCREL): Define.
16594 (ASM_SPEC): Change definition to allow PIC generation.
16596 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16598 * doc/sourcebuild.texi: Update front-end requirements.
16600 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16603 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16604 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16605 (booldi3_internal3): Use boolean_or_operator instead of
16608 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16611 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16612 declarator whose size is not an integer constant expression but
16613 folds to an integer constant, then treat it as a constant
16616 2009-04-01 Richard Guenther <rguenther@suse.de>
16618 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16619 i * 4 + 2 to (i * 2 + 1) * 2.
16621 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16624 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16625 return if c_parser_asm_string_literal returned NULL.
16627 2009-04-01 Nick Clifton <nickc@redhat.com>
16629 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16631 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16632 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16633 other typedefs to avoid conflicts with libgcc2.c. Define labels
16634 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16636 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16637 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16640 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16642 * varasm.c (default_function_rodata_section): Declare DOT as
16645 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16646 Andrey Galkin <agalkin@hypercom.com>
16649 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16650 Make object_name unique for each process.
16652 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16655 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16656 addressable variables in the parallel that could go out of scope while
16657 running queued tasks.
16659 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16661 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16662 (CASE_VALUES_THRESHOLD): Redefine.
16663 * config/avr/avr.c (avr_override_options): Remove initialization of
16664 avr_case_values_threshold variable.
16665 (avr_case_values_threshold): Remove variable. Add new function.
16666 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16667 * config/avr/avr.opt (mno-tablejump): Remove option.
16668 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16670 2009-04-01 DJ Delorie <dj@redhat.com>
16672 * varasm.c (default_function_rodata_section): Don't assume
16673 anything about where the first '.' in the section name is.
16675 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16677 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16678 rs6000_emit_stack_tie.
16680 2009-03-31 Ian Lance Taylor <iant@google.com>
16682 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16683 gimple_code with GIMPLE_RESX, not RESX.
16685 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16687 * c-common.c (c_get_ident): New.
16688 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16690 2009-04-01 Ben Elliston <bje@au.ibm.com>
16692 * config/rs6000/sysv4.opt (msdata): Improve option description.
16694 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16696 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16697 (divdf3_internal_lat): Remove.
16698 (divxf3_internal_lat): Remove.
16699 (divxf3_internal_thr): Remove.
16700 (divxf): Use divxf3_internal.
16701 * config/ia64/div.md (divsf3_internal_lat): New.
16702 (divdf3_internal_lat): New.
16703 (divxf3_internal): New.
16705 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16708 * Makefile.in (USE_GCC_STDINT): Define.
16709 (stmp-int-hdrs): Install stdint.h if applicable.
16710 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16712 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16713 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16714 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16715 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16716 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16717 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16718 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16719 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16720 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16721 (c_common_nodes_and_builtins): Initialize
16722 underlying_wchar_type_node. Do not initialize
16723 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16724 nodes for new types.
16725 (c_stddef_cpp_builtins): Define macros for new types.
16726 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16728 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16729 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16730 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16731 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16732 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16733 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16734 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16735 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16736 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16737 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16738 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16739 int16_type_node, int32_type_node, int64_type_node,
16740 uint8_type_node, uint16_type_node, c_uint32_type_node,
16741 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16742 int_least32_type_node, int_least64_type_node,
16743 uint_least8_type_node, uint_least16_type_node,
16744 uint_least32_type_node, uint_least64_type_node,
16745 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16746 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16747 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16748 uintptr_type_node): Define.
16749 * c-cppbuiltin.c (builtin_define_constants,
16750 builtin_define_type_minmax): New.
16751 (builtin_define_stdint_macros): Define more macros.
16752 (c_cpp_builtins): Define more limit macros.
16753 (type_suffix): New.
16754 (builtin_define_type_max): Define in terms of
16755 builtin_define_type_minmax. Remove is_long parameter. All
16757 * config.gcc (use_gcc_stdint): Define.
16758 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16759 Add newlib-stdint.h for generic targets.
16760 * config/glibc-stdint.h, config/newlib-stdint.h,
16761 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16762 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16763 * config/score/score.h (UINTPTR_TYPE): Define.
16764 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16765 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16766 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16767 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16768 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16769 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16770 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16771 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16772 * config/spu/spu.h (STDINT_LONG32): Define.
16773 * configure.ac (use_gcc_stdint): Substitute.
16774 * configure: Regenerate.
16775 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16776 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16777 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16778 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16779 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16780 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16781 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16782 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16783 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16784 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16785 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16786 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16787 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16788 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16789 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16790 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16791 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16792 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16793 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16794 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16795 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16796 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16797 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16798 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16799 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16800 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16801 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16802 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16803 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16805 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16807 * loop-iv.c (suitable_set_for_replacement): Renamed from
16808 simplify_using_assignment; changed to return bool and to accept new
16809 args DEST and SRC. Return true iff we find a source/destination pair
16810 that can be used to make a replacement, and fill SRC and DEST if so.
16811 Remove arg ALTERED. Don't deal with altered regs here. All callers
16813 (simplify_using_initial_values): Deal with altered regs here and track
16814 more precisely the effect they have on the validity of our expression.
16816 * loop-iv.c (simplify_using_condition): A condition of the form
16817 (EQ REG CONST) can be used to simply make a substitution.
16818 (simplify_using_initial_values): Keep track of conditions we have seen
16819 and keep using them to simplify new expressions, while applying the
16820 same substitutions to them as to the expression.
16822 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16823 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16826 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16827 changed. Use this when trying to improve the upper bound.
16828 Generate the comparison by using simplify_gen_relational.
16830 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16832 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16834 (simplify_using_assignment, simplify_using_initial_values): Call
16835 replace_in_expr to make replacements. Call replace_single_def_regs
16836 once on the initial version of the expression.
16838 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16841 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16843 2009-03-31 Richard Guenther <rguenther@suse.de>
16845 PR middle-end/31029
16846 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16847 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16849 2009-03-31 Richard Guenther <rguenther@suse.de>
16851 * tree.h (div_if_zero_remainder): Declare.
16852 * fold-const.c (div_if_zero_remainder): Export.
16853 * tree-ssa-forwprop.c
16854 (forward_propagate_addr_into_variable_array_index): Handle
16855 constant array index addition outside of the variable index.
16857 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16860 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16861 define_splits, floatunssi<mode>2): Require x87 conversions from
16862 DImode to be permitted.
16864 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16866 PR preprocessor/15638
16867 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16869 2009-03-31 Richard Guenther <rguenther@suse.de>
16871 PR middle-end/23401
16872 PR middle-end/27810
16873 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16874 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16875 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16876 a separate statement.
16877 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16878 (lookup_tmp_var): Likewise.
16879 (is_gimple_formal_tmp_or_call_rhs): Remove.
16880 (is_gimple_reg_or_call_rhs): Rename to ...
16881 (is_gimple_reg_rhs_or_call): ... this.
16882 (is_gimple_mem_or_call_rhs): Rename to ...
16883 (is_gimple_mem_rhs_or_call): ... this.
16884 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16885 DECL_GIMPLE_REG_P only if is_formal is true.
16886 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16887 for non-proper post-modify expression gimplification.
16888 (gimplify_self_mod_expr): For post-modify expressions gimplify
16889 the lvalue to a minimal lvalue.
16890 (rhs_predicate_for): Remove formal temp case.
16891 (gimplify_modify_expr_rhs): Likewise.
16892 (gimplify_addr_expr): Use is_gimple_reg.
16893 (gimplify_expr): Remove formal temp cases.
16894 (gimple_regimplify_operands): Likewise.
16895 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16896 and FILTER_EXPR like constants.
16897 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16899 (is_gimple_formal_tmp_rhs): Remove.
16900 (is_gimple_reg_rhs): Remove special casing.
16901 (is_gimple_mem_rhs): Fix.
16902 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16903 (is_gimple_formal_tmp_var): Remove.
16904 (is_gimple_formal_tmp_reg): Likewise.
16905 (is_gimple_min_lval): Allow invariant component ref parts.
16906 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16907 is_gimple_formal_tmp_reg): Remove declarations.
16908 * tree-cfg.c (verify_expr): Verify that variables with address
16909 taken do not have DECL_GIMPLE_REG_P set.
16910 * tree-mudflap.c (mf_build_check_statement_for): Use
16911 force_gimple_operand instead of gimplify_expr.
16913 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16915 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16916 schedulable rows to compute_split_row.
16918 2009-03-31 Ben Elliston <bje@au.ibm.com>
16921 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16924 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16926 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16927 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16928 * configure: Regenerate.
16929 * config.in: Regenerate.
16930 * config/rs6000/rs6000.opt (mtls-markers): Add.
16931 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16932 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16933 (tls_ld_aix, tls_ld_sysv): Likewise.
16934 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16935 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16937 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16939 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16941 2009-03-30 Jan Hubicka <jh@suse.cz>
16943 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16945 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16946 detection and label handling.
16948 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16950 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16951 left_conflicts_size.
16952 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16953 ALLOCNO_LEFT_CONFLICTS_SIZE.
16955 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16956 remove_allocno_from_bucket_and_push,
16957 allocno_spill_priority_compare, push_allocnos_to_stack,
16958 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16959 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16960 (setup_allocno_left_conflicts_num): Ditto. Rename to
16961 setup_allocno_left_conflicts_size.
16962 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16963 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16964 setup_allocno_left_conflicts_size instead of
16965 setup_allocno_left_conflicts_num.
16967 * ira-build.c (ira_create_allocno): Use
16968 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16969 ALLOCNO_LEFT_CONFLICTS_NUM.
16971 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16973 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16974 instead of DF_LR_OUT.
16976 * ira-lives.c (process_bb_node_lives): Ditto.
16978 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16979 instead of DF_LR_{OUT,IN}.
16981 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16983 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16985 2009-03-30 Jan Hubicka <jh@suse.cz>
16987 * except.c (label_to_region_map): Fix thinko.
16989 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16991 PR middle-end/38237
16992 * tree.h (tree_find_value): New declaration.
16993 * tree.c (tree_find_value): New function.
16994 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16996 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16999 * c-decl.c (struct c_binding): Add locus field.
17000 (bind): Add locus argument, set locus field from it.
17001 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17002 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17003 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17004 implicitly_declare, undeclared_variable, lookup_label,
17005 declare_label, c_make_fname_decl, c_builtin_function,
17006 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17009 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17012 * config/i386/i386.c (classify_argument): Check total size of
17015 2009-03-30 Martin Jambor <mjambor@suse.cz>
17017 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17018 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17019 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17022 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17023 seen_variable_array_ref while also traversing a union.
17025 * tree-inline.c (optimize_inline_calls): Do not call
17026 cgraph_node_remove_callees.
17027 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17028 (pass_remove_cgraph_callee_edges): New variable.
17029 * passes.c (init_optimization_passes): Add
17030 pass_remove_cgraph_callee_edges after early inlining and before all
17031 late intraprocedural passes.
17033 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17035 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17037 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17038 Fix typos in names.
17040 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17042 * combine.c (simplify_comparison): Use have_insn_for.
17043 * dojump.c (do_jump): Likewise.
17045 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17047 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17048 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17049 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17050 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17051 instead of sparc_compare_emitted.
17052 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17053 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17054 instead of sparc_compare_emitted.
17056 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17058 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17059 enter/exit cfglayout mode.
17060 (pass_partition_block): Require it.
17061 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17062 (combine_instructions): Track basic blocks instead of labels.
17063 (update_cfg_for_uncondjump): New.
17064 (try_combine): Use it. Update jumps after rescanning.
17065 (pass_combine): Require PROP_cfglayout.
17066 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17068 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17070 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17071 Provide/destroy PROP_cfglayout respectively.
17072 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17073 * tree-pass.h (PROP_cfglayout): New.
17075 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17077 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17078 fold_convert_const_fixed_from_fixed,
17079 fold_convert_const_fixed_from_int,
17080 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17081 set TREE_CONSTANT_OVERFLOW.
17082 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17083 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17085 2009-03-30 Ira Rosen <irar@il.ibm.com>
17087 * tree-vect-loop-manip.c: New file.
17088 * tree-vectorizer.c: Update documentation and included files.
17089 (vect_loop_location): Make extern.
17090 (rename_use_op): Move to tree-vect-loop-manip.c
17091 (rename_variables_in_bb, rename_variables_in_loop,
17092 slpeel_update_phis_for_duplicate_loop,
17093 slpeel_update_phi_nodes_for_guard1,
17094 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17095 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17096 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17097 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17098 find_loop_location): Likewise.
17099 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17100 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17101 get_vectype_for_scalar_type, vect_is_simple_use,
17102 supportable_widening_operation, supportable_narrowing_operation):
17104 (bb_in_loop_p): Move to tree-vect-loop.c.
17105 (new_loop_vec_info, destroy_loop_vec_info,
17106 reduction_code_for_scalar_code, report_vect_op,
17107 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17108 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17109 (vect_supportable_dr_alignment): Likewise.
17110 * tree-vectorizer.h (tree-data-ref.h): Include.
17111 (vect_loop_location): Declare.
17112 Reorganize function declarations according to the new file structure.
17113 * tree-vect-loop.c: New file.
17114 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17115 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17116 * tree-vect-data-refs.c: New file.
17117 * tree-vect-patterns.c (timevar.h): Don't include.
17118 * tree-vect-stmts.c: New file.
17119 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17120 tree-vect-slp.c, tree-vect-loop.c.
17121 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17122 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17123 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17124 (tree-vect-analyze.o): Remove.
17125 (tree-vect-transform.o): Likewise.
17126 (tree-vect-data-refs.o): Add rule.
17127 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17128 tree-vect-slp.o): Likewise.
17129 (tree-vect-patterns.o): Remove redundant dependencies.
17130 (tree-vectorizer.o): Likewise.
17131 * tree-vect-slp.c: New file.
17133 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17135 * optc-gen.awk: Warn if an option flag has multiple different
17138 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17140 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17141 -floop-block): Document dependences on PPL, CLooG and Graphite.
17143 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17145 PR rtl-optimization/323
17146 * c-common.c (c_fully_fold, convert_and_check,
17147 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17148 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17149 * c-common.def (EXCESS_PRECISION_EXPR): New.
17150 * c-cppbuiltin.c (builtin_define_float_constants): Define
17151 constants with enough digits for long double.
17152 * c-lex.c (interpret_float): Interpret constant with excess
17153 precision where appropriate.
17154 * c-opts.c (c_common_post_options): Set
17155 flag_excess_precision_cmdline. Give an error for
17156 -fexcess-precision=standard for C++ for processors where the
17157 option is significant.
17158 * c-parser.c (c_parser_conditional_expression): Handle excess
17159 precision in condition.
17160 * c-typeck.c (convert_arguments): Handle arguments with excess
17162 (build_unary_op): Move excess precision outside operation.
17163 (build_conditional_expr): Likewise.
17164 (build_compound_expr): Likewise.
17165 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17166 (build_modify_expr): Handle excess precision in RHS.
17167 (convert_for_assignment): Handle excess precision in converted
17169 (digest_init, output_init_element, process_init_element): Handle
17170 excess precision in initializer.
17171 (c_finish_return): Handle excess precision in return value.
17172 (build_binary_op): Handle excess precision in operands and add
17173 excess precision as needed for operation.
17174 * common.opt (-fexcess-precision=): New option.
17175 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17176 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17177 For standard excess precision, output explicit conversion to and
17178 truncation from XFmode.
17179 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17180 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17181 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17182 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17183 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17184 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17185 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17186 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17187 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17188 define_splits, sqrt<mode>2): Disable where appropriate for
17189 standard excess precision.
17190 * convert.c (convert_to_real): Do not shorten arithmetic to type
17191 for which excess precision would be used.
17192 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17193 * doc/invoke.texi (-fexcess-precision=): Document option.
17194 (-mfpmath=): Correct index entry.
17195 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17196 flag_excess_precision): New.
17197 * langhooks.c (lhd_post_options): Set
17198 flag_excess_precision_cmdline.
17199 * opts.c (common_handle_option): Handle -fexcess-precision=.
17200 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17201 init_excess_precision): New.
17202 (lang_dependent_init_target): Call init_excess_precision.
17203 * tree.c (excess_precision_type): New.
17204 * tree.h (excess_precision_type): Declare.
17206 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17209 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17210 non-lvalue to component.
17212 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17214 PR preprocessor/34695
17215 * Makefile.in (c-opts.o): Depend on c-tree.h.
17216 * c-common.c: Move down include of diagnostic.h.
17217 (done_lexing, c_cpp_error): New.
17218 * c-common.h (done_lexing): Declare.
17219 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17221 * c-opts.c: Include c-tree.h.
17222 (c_common_init_options): Set preprocessor error callback.
17223 (c_common_handle_option): Do not set preprocessor
17224 inhibit_warnings, warnings_are_errors, warn_system_headers,
17225 pedantic_errors or inhibit_warnings flags.
17226 (c_common_post_options): Do not check cpp_errors (parse_in).
17227 (c_common_finish): Do not output dependencies if there were
17228 errors. Do not check return value of cpp_finish.
17229 * c-ppoutput.c (pp_file_change): Set input_location.
17230 * c-tree.h (c_cpp_error): Declare.
17231 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17233 (diagnostic_build_prefix): Check override_column.
17234 * diagnostic.h (diagnostic_info): Add override_column field.
17235 (diagnostic_override_column): Define.
17237 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17239 * c-common.c (c_expand_expr, c_staticp): Remove.
17240 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17241 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17242 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17243 * c-gimplify.c (gimplify_compound_literal_expr,
17244 optimize_compound_literals_in_ctor): Remove.
17245 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17246 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17247 * c-semantics.c (emit_local_var): Remove.
17249 * langhooks-def.h (lhd_expand_expr): Remove.
17250 * langhooks.c (lhd_expand_expr): Remove.
17251 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17253 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17254 handling from c-semantics.c; don't call into langhook.
17255 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17256 * gimplify.c (gimplify_compound_literal_expr,
17257 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17258 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17259 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17260 as was done in c-gimplify.c.
17261 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17262 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17263 Move from c-common.h.
17264 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17266 * tree.c (staticp): Do not call langhook.
17267 * langhooks.c (lhd_staticp): Delete.
17268 * langhooks-def.h (lhd_staticp): Delete prototype.
17269 (LANG_HOOKS_STATICP): Delete.
17270 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17272 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17273 instead of DECL_STMTs.
17275 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17283 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17285 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17286 contained expression.
17287 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17288 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17289 conditional expressions for C.
17290 (decl_constant_value_for_optimization): Move from
17291 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17292 whether optimizing and that the expression is a VAR_DECL not of
17293 array type instead of doing such checks in the caller. Do not
17294 check pedantic. Call gcc_unreachable for C++.
17295 * c-common.def (C_MAYBE_CONST_EXPR): New.
17296 * c-common.h (c_fully_fold, c_save_expr,
17297 decl_constant_value_for_optimization): New prototypes.
17298 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17299 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17300 EXPR_INT_CONST_OPERANDS): Define.
17301 * c-convert.c (convert): Strip nops from expression.
17302 * c-decl.c (groktypename): Take extra parameters expr and
17303 expr_const_operands. Update call to grokdeclarator.
17304 (start_decl): Update call to grokdeclarator. Add statement for
17305 expressions used in type of decl.
17306 (grokparm): Update call to grokdeclarator.
17307 (push_parm_decl): Update call to grokdeclarator.
17308 (build_compound_literal): Add parameter non_const and build a
17309 C_MAYBE_COSNT_EXPR if applicable.
17310 (grokdeclarator): Take extra parameters expr and
17311 expr_const_operands. Track expressions used in declaration
17312 specifiers and declarators. Fold array sizes and track whether
17313 they are constant expressions and whether they are integer
17314 constant expressions.
17315 (parser_xref_tag): Set expr and expr_const_operands fields in
17317 (grokfield): Update call to grokdeclarator.
17318 (start_function): Update call to grokdeclarator.
17319 (build_null_declspecs): Set expr and expr_const_operands fields in
17321 (declspecs_add_type): Handle expressions in typeof specifiers.
17322 * c-parser.c (c_parser_declspecs): Set expr and
17323 expr_const_operands fields for declaration specifiers.
17324 (c_parser_enum_specifier): Likewise.
17325 (c_parser_struct_or_union_specifier): Likewise.
17326 (c_parser_typeof_specifier): Likewise. Update call to
17327 groktypename. Fold expression as needed. Return expressions with
17328 type instead of adding statements.
17329 (c_parser_attributes): Update calls to c_parser_expr_list.
17330 (c_parser_statement_after_labels): Fold expression before passing
17331 to objc_build_throw_stmt.
17332 (c_parser_condition): Fold expression.
17333 (c_parser_asm_operands): Fold expression.
17334 (c_parser_conditional_expression): Use c_save_expr. Update call
17335 to build_conditional_expr.
17336 (c_parser_alignof_expression): Update call to groktypename.
17337 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17338 original_code. Fold expression argument of va_arg. Create
17339 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17340 argument to va_arg. Update calls to groktypename. Fold array
17341 index for offsetof. Verify that first argument to
17342 __builtin_choose_expr has integer type.
17343 (c_parser_postfix_expression_after_paren_type): Update calls to
17344 groktypename and build_compound_literal. Handle expressions with
17345 side effects in type name.
17346 (c_parser_postfix_expression_after_primary): Update call to
17347 c_parser_expr_list. Set original_code for calls to
17348 __builtin_constant_p.
17349 (c_parser_expr_list): Take extra parameter fold_p. Fold
17350 expressions if requested.
17351 (c_parser_objc_type_name): Update call to groktypename.
17352 (c_parser_objc_synchronized_statement): Fold expression.
17353 (c_parser_objc_receiver): Fold expression.
17354 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17355 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17356 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17357 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17358 (struct c_typespec): Add elements expr and expr_const_operands.
17359 (struct c_declspecs): Add elements expr and expr_const_operands.
17360 (groktypename, build_conditional_expr, build_compound_literal):
17362 (in_late_binary_op): Declare.
17363 * c-typeck.c (note_integer_operands): New function.
17364 (in_late_binary_op): New variable.
17365 (decl_constant_value_for_broken_optimization): Move to c-common.c
17366 and rename to decl_constant_value_for_optimization.
17367 (default_function_array_conversion): Do not strip nops.
17368 (default_conversion): Do not call
17369 decl_constant_value_for_broken_optimization.
17370 (build_array_ref): Do not fold result.
17371 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17372 result when operand is a VLA.
17373 (c_expr_sizeof_type): Update call to groktypename. Handle
17374 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17375 result when operand names a VLA type.
17376 (build_function_call): Update call to build_compound_literal.
17377 Only fold result for calls to __builtin_* functions. Strip
17378 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17379 the function designator.
17380 (convert_arguments): Fold arguments. Update call to
17381 convert_for_assignment.
17382 (build_unary_op): Handle increment and decrement of
17383 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17384 decrement earlier. Fold operand of increment and decrement.
17385 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17386 built for integer operand. Wrap returns that are INTEGER_CSTs
17387 without being integer constant expressions or that have integer
17388 constant operands without being INTEGER_CSTs.
17389 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17390 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17391 result is an integer constant expression or can be used in
17392 unevaluated parts of one and avoid folding and wrap as
17393 appropriate. Fold operands before possibly doing -Wsign-compare
17395 (build_compound_expr): Wrap result for C99 if operands can be used
17396 in integer constant expressions.
17397 (build_c_cast): Update call to digest_init. Do not ignore
17398 overflow from casting floating-point constants to integers. Wrap
17399 results that could be confused with integer constant expressions,
17400 null pointer constants or floating-point constants.
17401 (c_cast_expr): Update call to groktypename. Handle expressions
17402 included in type name.
17403 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17404 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17405 Update calls to convert_for_assignment.
17406 (convert_for_assignment): Take new parameter
17407 null_pointer_constant. Do not strip nops or call
17408 decl_constant_value_for_broken_optimization. Set
17409 in_late_binary_op for conversions to boolean.
17410 (store_init_value): Update call to digest_init.
17411 (digest_init): Take new parameter null_pointer_constant. Do not
17412 call decl_constant_value_for_broken_optimization. pedwarn for
17413 initializers not constant expressions. Update calls to
17414 convert_for_assignment.
17415 (constructor_nonconst): New.
17416 (struct constructor_stack): Add nonconst element.
17417 (really_start_incremental_init, push_init_level, pop_init_level):
17418 Handle constructor_nonconst and nonconst element.
17419 (set_init_index): Call constant_expression_warning for array
17421 (output_init_element): Fold value. Set constructor_nonconst as
17422 applicable. pedwarn for initializers not constant expressions.
17423 Update call to digest_init. Call constant_expression_warning
17424 where constant initializers are required.
17425 (process_init_element): Use c_save_expr.
17426 (c_finish_goto_ptr): Fold expression.
17427 (c_finish_return): Fold return value. Update call to
17428 convert_for_assignment.
17429 (c_start_case): Fold switch expression.
17430 (c_process_expr_stmt): Fold expression.
17431 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17432 ensure statement expression is not evaluated in constant expression.
17433 (build_binary_op): Track whether results are integer constant
17434 expressions or may occur in such, disable folding and wrap results
17435 as applicable. Fold operands for -Wsign-compare warnings unless
17437 (c_objc_common_truthvalue_conversion): Handle results folded to
17438 integer constants that are not integer constant expressions.
17439 * doc/extend.texi: Document when typeof operands are evaluated,
17440 that condition of __builtin_choose_expr is an integer constant
17441 expression, and more about use of __builtin_constant_p in
17444 2009-03-29 Richard Guenther <rguenther@suse.de>
17446 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17447 propagate addresses of array references.
17449 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17451 * regmove.c (perhaps_ends_bb_p): Remove.
17452 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17453 from INSN and check that the main loop stays within that basic block.
17454 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17455 (regmove_forward_pass): Split out from regmove_optimize. Use
17456 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17457 (regmove_backward_pass): Split out from regmove_optimize. Use
17458 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17459 (regmove_optimize): Simplify.
17461 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17464 * config/i386/i386.c (classify_argument): Ignore flexible array
17465 member in struct and warn ABI change.
17467 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17469 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17471 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17472 (ix86_adjust_cost): Updated.
17474 2009-03-29 Jan Hubicka <jh@suse.cz>
17476 PR middle-end/28850
17477 * tree-pass.h (pass_cleanup_eh): New function.
17478 (remove_unreachable_regions): Break code handling RTL
17479 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17480 that can not be reached by runtime.
17481 (can_be_reached_by_runtime): New function.
17482 (label_to_region_map): New function.
17483 (num_eh_regions): New function.
17484 (rtl_remove_unreachable_regions): New function.
17485 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17486 (remove_eh_region): New function.
17487 * except.h: Include sbitmap and vecprim.
17488 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17489 num_eh_regions): Declare.
17490 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17491 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17492 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17493 (tree_empty_eh_handler_p): New function.
17494 (cleanup_empty_eh): New function.
17495 (cleanup_eh): New function.
17496 (pass_cleanup_eh): New function.
17498 2009-03-29 Jan Hubicka <jh@suse.cz>
17500 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17501 for removed regions.
17503 2009-03-29 Jan Hubicka <jh@suse.cz>
17505 * except.c (dump_eh_tree): Dump all datastructures.
17507 2009-03-29 Jan Hubicka <jh@suse.cz>
17509 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17510 (duplicate_eh_regions_1): Likewise.
17511 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17512 vector; call EH verification.
17513 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17514 Be ready for region being removed.
17516 2009-03-29 Jan Hubicka <jh@suse.cz>
17518 * bitmap.c (bitmap_last_set_bit): New function.
17519 * bitmap.h (bitmap_last_set_bit): Declare.
17521 2009-03-29 David Ayers <ayers@fsfe.org>
17524 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17525 by calling objc_compare_types and surpress warnings about
17526 incompatible C pointers that are compatible ObjC pointers.
17528 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17530 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17531 call initialize_inline_failed.
17532 (initialize_inline_failed): Move it from here ...
17533 * cgraph.c (initialize_inline_failed): ... to here.
17534 (cgraph_create_edge): Call initialize_inline_failed rather than
17535 setting inline_failed directly.
17537 2009-03-29 Ben Elliston <bje@au.ibm.com>
17540 * sysv4.opt (msdata): Improve comment.
17541 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17542 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17544 2009-03-29 Ben Elliston <bje@au.ibm.com>
17547 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17548 load and store attributes.
17550 2009-03-29 Ben Elliston <bje@au.ibm.com>
17552 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17553 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17554 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17555 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17556 __builtin_infq and __builtin_huge_valq.
17558 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17560 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17562 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17563 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17565 2009-03-28 Xinliang David Li <davidxl@google.com>
17567 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17568 (do_dbg_cnt): New function.
17570 2009-03-28 Jan Hubicka <jh@suse.cz>
17572 Merge from pretty-ipa:
17574 2009-03-27 Jan Hubicka <jh@suse.cz>
17576 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17577 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17578 * passes.c (function_called_by_processed_nodes_p): New.
17579 * ipa-pure-const.c (check_call): Fix handling of operands.
17580 (analyze_function): Dump debug output for skipped bodies.
17581 (local_pure_const): Use function_called_by_processed_nodes_p.
17582 * dwarf2out.c (reference_to_unused): Use output.
17583 * passes.c (do_per_function_toporder): Likewise.
17585 2008-11-12 Jan Hubicka <jh@suse.cz>
17587 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17588 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17589 state_set_in_source enum
17590 (check_decl): Ignore memory tags; do not set fake looping flags;
17592 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17593 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17594 (check_call, analyze_function): Rewrite.
17596 (add_new_function): Update call of analyze_function.
17597 (generate_summary): Add call of analyze_function.
17598 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17599 (local_pure_const): New function.
17600 (pass_local_pure_const): New pass.
17601 * ipa-inline.c (inline_transform): Set after_inlining.
17602 * tree-eh.c (stmt_can_throw_external): New.
17603 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17604 work with aliasing built.
17605 * tree-flow.h (stmt_can_throw_external): New.
17606 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17607 and local pure/const pass in early and late optimization queue.
17609 2009-03-28 Martin Jambor <mjambor@suse.cz>
17611 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17613 (fold_binary): Allow function decl aligment consideration is the
17614 second argument is integer constant one.
17615 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17616 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17617 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17619 2009-03-28 Jan Hubicka <jh@suse.cz>
17621 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17622 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17623 * function.h (rtl_data): Add nothrow flag.
17624 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17625 set DECL_NOTHROW for AVAILABLE functions.
17627 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17629 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17630 following vector keyword has expansion starting with pixel or bool
17631 keyword, expand vector to __vector and pixel or bool to __pixel or
17635 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17636 warn_if_disallowed_function_p): Removed.
17637 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17638 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17639 warning_if_disallowed_function_p.
17640 * flags.h (warn_if_disallowed_function_p,
17641 warn_disallowed_functions): Removed.
17642 * common.opt (Wdisallowed-function-list=): Removed.
17643 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17645 2009-03-28 Richard Guenther <rguenther@suse.de>
17647 PR tree-optimization/38723
17648 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17651 2009-03-28 Jan Hubicka <jh@suse.cz>
17653 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17654 test introduced by my previous patch.
17656 2009-03-28 Richard Guenther <rguenther@suse.de>
17658 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17659 the PHIs value undefined.
17661 2009-03-28 Jan Hubicka <jh@suse.cz>
17663 * tree-pass.h (pass_fixup_cfg): New pass.
17664 * ipa-inline.c (inline_transform): Set
17665 always_inline_functions_inlined/after_inlining.
17666 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17667 (pass_fixup_cfg): New pass.
17668 * passes.c (init_optimization_passes): Add fixup_cfg.
17670 2009-03-28 Richard Guenther <rguenther@suse.de>
17672 PR tree-optimization/38458
17673 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17674 argument use the arguments copy-of value.
17676 2009-03-28 Richard Guenther <rguenther@suse.de>
17678 PR tree-optimization/38180
17679 * tree-ssa-ccp.c (get_default_value): Simplify.
17680 (likely_value): Likewise.
17681 (surely_varying_stmt_p): Properly handle VOP case.
17682 (ccp_initialize): Likewise.
17683 (ccp_fold): Handle propagating through *&.
17684 (fold_const_aggregate_ref): Also handle decls.
17686 2009-03-28 Jan Hubicka <jh@suse.cz>
17688 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17689 * cgraph.h (cgraph_node): Likewise.
17690 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17691 (cgraph_reset_node): Use process flag.
17692 (cgraph_mark_functions_to_output): Likewise.
17693 (cgraph_expand_function): Likewise.
17694 (cgraph_expand_all_functions): Likewise.
17695 (cgraph_output_in_order): Likewise.
17696 * dwarf2out.c (reference_to_unused): Likewise.
17697 * passes.c do_per_function_toporder): Likewise.
17699 2009-03-28 Jan Hubicka <jh@suse.cz>
17701 Bring from lto-branch:
17703 2008-09-03 Doug Kwan <dougkwan@google.com>
17705 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17706 enums instead of reason strings.
17707 * cgraph.c (cgraph_create_edge): Same.
17708 (cgraph_inline_failed_string): New function.
17709 * cgraph.h (cgraph_inline_failed_t): New enum type.
17710 (cgraph_inline_failed_string): New prototype.
17711 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17712 char pointer to cgraph_inline_failed_t.
17713 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17714 (cgraph_default_inline_p): Ditto.
17715 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17716 to cgraph_inline_failed_t pointer.
17717 * cif-code.def: New file.
17718 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17720 (cgraph_check_inline_limits): Change type of REASON to pointer to
17721 cgraph_inline_failed_t. Replace reason strings with enums.
17722 (cgraph_default_inline_p): Ditto.
17723 (cgraph_recursive_inlining_p): Ditto.
17724 (update_caller_keys): Change type of FAILED_REASON to
17725 cgraph_inline_failed_t.
17726 (cgraph_set_inline_failed): Change type of REASON to pointer to
17727 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17728 convert enums to strings for text output.
17729 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17730 to be of type cgraph_inline_failed_t. Replace reason strings with
17731 enums. Call cgraph_inline_failed_string to covert enums
17732 to strings for text output.
17733 (cgraph_decide_inlining): Replace reason strings with enums.
17734 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17735 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17737 * tree-inline.c (expand_call_inline): Change type of REASON
17738 to cgraph_inline_failed_t. Replace reason strings with enums.
17739 Call cgraph_inline_failed_string for text output.
17740 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17743 2009-03-28 Jan Hubicka <jh@suse.cz>
17745 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17746 cgraph_clone_node): Remove master clone handling.
17747 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17748 * cgraph.h (master_clone): Remove.
17749 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17750 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17751 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17753 2009-03-28 Jan Hubicka <jh@suse.cz>
17755 * cgraph.c (cgraph_function_body_availability): Functions declared
17756 inline are always safe to assume that it is not going to be replaced.
17758 2009-03-28 Richard Guenther <rguenther@suse.de>
17760 PR tree-optimization/38513
17761 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17762 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17763 EXC_PTR_EXPR and FILTER_EXPR.
17764 (get_ref_from_reference_ops): Likewise.
17766 2009-03-28 Richard Guenther <rguenther@suse.de>
17768 PR tree-optimization/38968
17769 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17770 Use FLOOR_MOD_EXPR to compute misalignment.
17772 2009-03-28 Richard Guenther <rguenther@suse.de>
17774 PR tree-optimization/37795
17775 * tree.h (combine_comparisons): Declare.
17776 * fold-const.c (combine_comparisons): Export.
17777 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17779 (ifcombine_iforif): Use combine_comparisons.
17781 2009-03-28 Jan Hubicka <jh@suse.cz>
17783 * tree-eh.c (inlinable_call_p): New function.
17784 (make_eh_edges): Use it.
17785 (verify_eh_edges): Use it.
17786 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17787 * except.c (reachable_next_level): Add inlinable_function argument
17788 (sjlj_find_directly_reachable_regions): Update.
17789 (add_reachable_handler): Do not set saw_any_handlers.
17790 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17791 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17792 Add new inlinable call parameter.
17793 (can_throw_internal, can_throw_external): Update.
17794 * except.h (can_throw_internal_1, can_throw_external_1,
17795 foreach_reachable_handler): Update declaration.
17797 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17799 * config/arm/t-arm-coff, config/h8300/coff.h,
17800 config/i386/i386-aout.h, config/i386/i386-coff.h,
17801 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17802 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17803 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17804 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17805 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17806 sys-types.h: Remove.
17807 * Makefile.in: Remove protoize and fixproto support and references
17809 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17810 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17812 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17813 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17814 unprotoize$(exeext).
17815 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17816 (.PHONY): Don't depend on proto.
17817 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17818 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17819 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17820 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17821 build/gen-protos.o, build/scan.o, xsys-protos.h,
17822 build/fix-header$(build_exeext), build/fix-header.o,
17823 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17824 stmp-install-fixproto): Remove.
17825 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17826 SYSCALLS.c or fixproto files.
17827 (install-common): Don't install protoize.
17828 (install-headers-tar, install-headers-cpio, install-headers-cp):
17829 Don't depend on $(STMP_FIXPROTO).
17830 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17831 install fixproto files or write out fixproto settings.
17832 (uninstall): Don't uninstall protoize.
17833 * config.gcc (use_fixproto): Remove.
17834 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17835 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17836 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17837 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17838 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17839 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17840 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17841 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17842 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17843 * config/t-vxworks (STMP_FIXPROTO): Remove.
17844 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17845 STMP_FIXPROTO): Remove.
17846 * config.in, configure: Regenerate.
17847 * crtstuff.c (gid_t, uid_t): Don't undefine.
17848 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17849 (arm-*-coff, arm-*-aout: Remove target entries.
17850 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17851 Remove mention of AIX 4.1.
17852 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17853 * doc/invoke.texi (Running Protoize): Remove.
17854 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17855 (Protoize Caveats): Remove.
17856 * tsystem.h: Update comments on headers assumed to exist.
17858 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17860 * genautomata.c: Add a new year to the copyright. Add a new
17862 (struct insn_reserv_decl): Add comments for member bypass_list.
17863 (find_bypass): Remove.
17864 (insert_bypass): New.
17865 (process_decls): Use insert_bypass.
17866 (output_internal_insn_latency_func): Output all bypasses with the
17867 same input insn in one switch case.
17869 * rtl.def (define_bypass): Describe bypass choice.
17870 * doc/md.texi (define_bypass): Ditto.
17872 2009-03-27 Richard Guenther <rguenther@suse.de>
17874 * gimplify.c (mark_addressable): Export.
17875 * tree-flow.h (mark_addressable): Declare.
17876 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17877 * tree-ssa.c (verify_phi_args): Verify that address taken
17878 variables have TREE_ADDRESSABLE set.
17880 2009-03-27 Richard Guenther <rguenther@suse.de>
17882 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17883 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17884 Do not mark decls TREE_ADDRESSABLE.
17885 (build_fold_addr_expr): Adjust.
17886 (fold_addr_expr): Remove.
17887 (fold_unary): Use build_fold_addr_expr.
17888 (fold_comparison): Likewise.
17889 (split_address_to_core_and_offset): Likewise.
17890 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17892 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17893 (gimplify_modify_expr_to_memcpy): Mark source and destination
17895 * omp-low.c (create_omp_child_function): Mark the object decl
17897 (lower_rec_input_clauses): Mark the var we take the address of
17899 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17901 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17903 PR middle-end/39315
17904 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17905 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17907 2009-03-27 Richard Guenther <rguenther@suse.de>
17909 PR tree-optimization/39120
17910 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17912 (handle_lhs_call): Process return constraints. Add escape
17913 constraints if necessary.
17914 (handle_const_call): Fill out return constraints. Make nested
17915 case more precise. Avoid consttmp if possible.
17916 (handle_pure_call): Fill out return constraints. Avoid
17917 callused if possible.
17918 (find_func_aliases): Simplify call handling.
17920 2009-03-27 Richard Guenther <rguenther@suse.de>
17922 PR tree-optimization/39120
17923 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17924 as a representative.
17925 (solve_graph): Do propagate CALLUSED.
17926 (handle_pure_call): Use a scalar constraint from CALLUSED for
17928 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17931 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17934 * c-common.c (handle_aligned_attribute): Properly check alignment
17935 overflow. Use (1U << i) instead of (1 << i).
17937 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17939 * expr.h (get_mem_align_offset): Updated.
17941 * tree.h (tree_decl_common): Change align to "unsigned int" and
17942 move it before pointer_alias_set.
17944 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17945 Jakub Jelinek <jakub@redhat.com>
17948 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17949 gr_register_operand with gr_reg_or_0_operand.
17950 (cmpxchg_rel_di): Likewise.
17951 (sync_lock_test_and_set<mode>): Likewise.
17953 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17955 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17956 (true_regnum): Likewise.
17958 * rtlanal.c (subreg_info): Moved to ...
17959 * rtl.h (subreg_info): Here. New.
17960 (subreg_get_info): New.
17962 * rtlanal.c (subreg_get_info): Make it extern.
17964 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17967 * config/i386/i386.c (ix86_abi): New.
17968 (override_options): Handle -mabi=.
17969 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17970 (ix86_call_abi_override): Likewise.
17971 (init_cumulative_args): Likewise.
17972 (function_arg_advance): Likewise.
17973 (function_arg_64): Likewise.
17974 (function_arg): Likewise.
17975 (ix86_pass_by_reference): Likewise.
17976 (ix86_function_value_regno_p): Likewise.
17977 (ix86_build_builtin_va_list_abi): Likewise.
17978 (setup_incoming_varargs_64): Likewise.
17979 (is_va_list_char_pointer): Likewise.
17980 (ix86_init_machine_status): Likewise.
17981 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17982 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17983 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17984 (ix86_function_abi): Make it static and return enum calling_abi.
17985 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17987 (ix86_fn_abi_va_list): Updated.
17989 * config/i386/i386.h (ix86_abi): New.
17990 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17991 (CONDITIONAL_REGISTER_USAGE): Likewise.
17992 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17993 (machine_function): Likewise.
17995 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17997 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17998 (STACK_BOUNDARY): Likewise.
17999 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18001 * config/i386/i386.opt (mabi=): New.
18003 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18004 return enum calling_abi.
18005 (ix86_function_type_abi): Likewise.
18006 (ix86_function_abi): Removed.
18008 * doc/invoke.texi: Document -mabi= option for x86.
18010 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18012 * builtins.c (real_dconstp): Delete.
18013 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18015 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18016 Jakub Jelinek <jakub@redhat.com>
18019 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18020 (gen_subprogram_die): When a function is explicit, generate the
18021 DW_AT_explicit attribute.
18022 * langhooks.h (struct lang_hooks_for_decls): Add
18023 function_decl_explicit_p langhook.
18024 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18025 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18027 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18029 * builtins.c (fold_builtin_memory_op): Optimize memmove
18030 into memcpy if we can prove source and destination don't overlap.
18032 * tree-inline.c: Include gt-tree-inline.h.
18033 (clone_fn_id_num): New variable.
18034 (clone_function_name): New function.
18035 (tree_function_versioning): Use it.
18036 * Makefile.in (GTFILES): Add tree-inline.c.
18038 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18040 * BASE-VER: Change to 4.5.0.
18042 2009-03-27 Xinliang David Li <davidxl@google.com>
18044 PR tree-optimization/39557
18045 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18047 2009-03-27 Xinliang David Li <davidxl@google.com>
18049 PR tree-optimization/39548
18050 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18053 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18055 * c-common.c (pointer_int_sum): Use %wd on return from
18058 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18060 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18061 on return from tree_low_cst.
18063 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18066 * ginclude/stdarg.h (va_copy): Define also for
18067 __GXX_EXPERIMENTAL_CXX0X__.
18069 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18072 * builtins.h (c_strlen): Do not warn here.
18073 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18074 * c-common.c (pointer_int_sum): Take an explicit location.
18075 Warn about offsets out of bounds.
18076 * c-common.h (pointer_int_sum): Adjust declaration.
18078 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18080 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18083 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18086 * opts.c (warn_if_disallowed_function_p): Don't assume
18087 get_callee_fndecl must return non-NULL.
18089 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18091 PR rtl-optimization/39522
18092 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18093 when reg_reloaded_valid is set.
18095 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18097 * config/spu/divv2df3.c: New file.
18098 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18099 (DPBIT_FUNCS): Filter out _div_df.
18101 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18103 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18104 a jump insn, count that jump in the distance to the loop start.
18106 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18109 * config/sh/sh.c (calc_live_regs): Fix condition for global
18110 registers except PIC_OFFSET_TABLE_REGNUM.
18112 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18115 * doc/invoke.texi (-mconsole): New.
18117 (-mno-cygwin): New.
18119 (-mnop-fun-dllimport): New.
18123 (sub section "i386 and x86-64 Windows Options"): New.
18125 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18127 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18128 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18130 2009-03-25 Richard Guenther <rguenther@suse.de>
18132 PR middle-end/39497
18133 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18136 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18138 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18139 neither of haifa/selective schedulers are working.
18141 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18143 * doc/invoke.texi (Debugging Options): Fix description of
18144 -fno-merge-debug-strings.
18146 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18148 * config/cris/libgcc.ver: New version-script.
18149 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18151 * configure.ac <GAS features, nop mnemonic>: Add pattern
18152 crisv32-*-* for "nop".
18153 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18154 * configure: Regenerate.
18156 2009-03-24 Ira Rosen <irar@il.ibm.com>
18158 PR tree-optimization/39529
18159 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18160 mark_sym_for_renaming for the tag copied to the new vector
18163 2009-03-24 Arthur Loiret <aloiret@debian.org>
18165 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18166 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18167 EXTRA_SPEC_FUNCTIONS.
18168 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18169 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18170 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18171 -march and -mtune options.
18173 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18175 * config/m68k/t-rtems: Add m5329 multilib.
18177 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18178 Jakub Jelinek <jakub@redhat.com>
18181 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18184 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18187 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18188 instead of c_parser_expression_conv, if original_code isn't one of the
18189 4 allowed comparison codes, fail.
18191 2009-03-23 Richard Guenther <rguenther@suse.de>
18193 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18194 * tree.h (struct tree_type): Likewise.
18195 * reload.h (struct insn_chain): Likewise.
18196 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18197 * function.h (struct function): Likewise.
18198 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18200 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18202 PR tree-optimization/39516
18203 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18205 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18207 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18208 should be set true if BITS_PER_WORD of target is bigger than 32
18210 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18212 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18213 Translate -B-options to -rpath-link. Correct existing
18214 rpath-link and conditionalize on !nostdlib.
18216 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18218 * doc/extend.texi (Function Attributes, Variable Attributes):
18220 * doc/invoke.texi (Debugging Options, Optimize Options)
18221 (i386 and x86-64 Options, MCore Options): Likewise.
18223 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18226 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18227 it for block local namespace aliases.
18228 (gen_decl_die): Pass context_die to gen_namespace_die.
18230 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18233 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18234 minimum or maximum value.
18236 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18238 * reginfo.c (globalize_reg): Recompute derived reg sets.
18240 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18243 * libgcc2.c (mprotect): Do not use signed arguments for
18244 VirtualProtect, use DWORD arguments. Also fix the 'may
18245 be used uninitialized' warning for the np variable.
18247 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18250 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18251 functions using regparm calling conventions when not optimizing.
18252 (ix86_function_sseregparm): Similarly for sseregparm calling
18255 2009-03-19 Li Feng <nemokingdom@gmail.com>
18257 PR middle-end/39500
18258 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18259 dependence if the first conflict is after niter iterations.
18261 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18263 PR middle-end/38609
18264 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18265 functions with dynamic stack-pointer adjustments.
18267 2009-03-19 Ben Elliston <bje@au.ibm.com>
18269 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18270 option; change to -msdata=data.
18272 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18274 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18277 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18280 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18282 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18284 * doc/invoke.texi (Code Gen Options): Expand discussion of
18287 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18289 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18290 * matrix-reorg.c (struct matrix_info): Likewise.
18291 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18292 * rtl.h (struct mem_attrs): Likewise.
18293 * df.h (struct df): Likewise.
18294 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18295 * ira-int.h (struct ira_allocno): Likewise.
18296 * df-scan.c (struct df_collection_rec): Likewise.
18297 * ira.c (struct equivalence): Likewise.
18298 * function.c (struct temp_slot): Likewise.
18299 * cfgloop.h (struct loop): Likewise.
18302 * function.c (use_register_for_decl): When not optimizing, disregard
18303 register keyword for variables with types containing methods.
18305 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18307 PR middle-end/39447
18308 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18309 (is_simple_operand): Call contains_component_ref_p before calling data
18310 reference analysis that would fail on COMPONENT_REFs.
18312 * tree-vrp.c (search_for_addr_array): Fix formatting.
18314 2009-03-18 Richard Guenther <rguenther@suse.de>
18316 * tree-vect-transform.c (vect_loop_versioning): Fold the
18317 generated comparisons.
18318 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18319 (slpeel_tree_peel_loop_to_edge): Likewise.
18321 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18323 PR middle-end/37805
18324 * opts.c (print_specific_help): In addition to `undocumented',
18325 accept `separate' and `joined' flags if passed alone. Describe
18326 output by the first matched one of those.
18327 (common_handle_option): Skip over empty strings.
18328 * gcc.c (display_help): Fix help string for `--help='.
18329 * doc/invoke.texi (Option Summary, Overall Options): With
18330 `--help=', classes and qualifiers can both be repeated, but
18331 only the latter can be negated. One should not pass only
18332 negated qualifiers. Fix markup and examples.
18335 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18336 PR middle-end/37805
18337 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18338 and -fhelp=separate.
18340 2009-03-17 Jing Yu <jingyu@google.com>
18342 PR middle-end/39378
18343 * function.h (struct rtl_data): Move is_thunk from here...
18344 (struct function): ...to here.
18345 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18346 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18348 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18350 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18351 (alpha_output_function_end_prologue): Likewise.
18352 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18353 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18354 (rs6000_output_function_epilogue): Likewise.
18355 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18357 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18360 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18361 from different units in a single alternative.
18362 (*truncdfsf_i387): Ditto.
18363 (*truncxfsf2_mixed): Ditto.
18364 (*truncxfdf2_mixed): Ditto.
18366 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18368 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18369 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18372 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18373 unused non-artificial variables when not optimizing.
18376 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18377 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18378 NAMESPACE_DECL in its DECL_INITIAL.
18380 PR middle-end/39443
18381 * optabs.c (set_user_assembler_libfunc): New function.
18382 * expr.h (set_user_assembler_libfunc): New prototype.
18383 * c-common.c: Include libfuncs.h.
18384 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18385 for memcmp, memset, memcpy, memmove and abort.
18386 * Makefile.in (c-common.o): Depend on libfuncs.h.
18389 * dwarf2out.c (gen_inlined_enumeration_type_die,
18390 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18391 gen_tagged_type_instantiation_die): Removed.
18392 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18395 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18398 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18400 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18401 (check-parallel-%): Ditto.
18402 (check-consistency): Ditto.
18404 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18406 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18407 local variable rhs by NULL_TREE.
18409 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18412 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18414 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18417 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18419 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18422 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18423 for ms->sysv ABI calls only in 64bit mode.
18425 * config/i386/i386.md (untyped_call): Support 32bit.
18427 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18429 * doc/extend.texi: Replace x86_65 with x86_64.
18431 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18433 PR tree-optimization/39455
18434 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18435 mismatches for POINTER_TYPE_P (type).
18436 (number_of_iterations_le): Likewise.
18438 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18440 * config/picochip/picochip.c: Removed profiling support.
18441 * config/picochip/picochip.md: Removed profiling instruction.
18442 * config/picochip/picochip.h: Removed profiling builtin.
18444 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18446 * doc/install.texi (--with-host-libstdcxx): Document.
18448 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18451 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18452 generate a warning if the function name does not begin with
18453 "__vector" and the function has either the 'signal' or 'interrupt'
18454 attribute, from here to ...
18455 (avr_declare_function_name): ...here. New function.
18456 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18457 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18459 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18462 * cse.c (fold_rtx): Don't modify original const_arg1 when
18463 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18464 separate variable instead.
18465 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18466 from out of range shift counts.
18467 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18469 2009-03-13 Catherine Moore <clm@codesourcery.com>
18471 * config/i386/x-mingw32 (host-mingw32.o): Replace
18472 diagnostic.h with $(DIAGNOSTIC_H).
18474 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18477 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18479 * config/i386/sync.md (sync_compare_and_swap<mode>,
18480 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18481 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18483 (sync_double_compare_and_swapdi_pic,
18484 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18485 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18487 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18490 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18492 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18495 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18496 (avx_addsubv4df3): Likewise.
18497 (*avx_addsubv4sf3): Likewise.
18498 (sse3_addsubv4sf3): Likewise.
18500 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18503 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18505 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18508 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18509 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18510 registers for allocnos created from user-defined variables.
18512 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18515 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18516 of non-integer mode as well.
18518 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18520 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18521 for functions for which the parameter types are unknown.
18523 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18526 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18527 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18528 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18529 * config/i386/i386.c (ix86_local_alignment): For
18530 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18531 long long variables on the stack to avoid dynamic realignment.
18532 Allow the first argument to be a decl rather than type.
18533 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18535 2009-03-11 Nick Clifton <nickc@redhat.com>
18538 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18540 Add description to mno-lsim option.
18541 * config/mcore/mcore.h: Remove comment about deprecated m4align
18543 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18544 * doc/invoke.texi: Add description of mno-lsim and
18545 mstack-increment options.
18547 * config/fr30/fr30.opt: Document the -mno-lsim option.
18548 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18549 and -mno-lsim options.
18551 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18553 * fold-const.c (fold_comparison): Only call fold_inf_compare
18554 if the mode supports infinities.
18556 2009-03-11 Jason Merrill <jason@redhat.com>
18559 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18560 end already did. Notice GIMPLE_CALL modifications of the result.
18561 Don't copy debug information from an ignored decl or a decl from
18564 2009-03-10 Richard Guenther <rguenther@suse.de>
18565 Nathan Froyd <froydnj@codesourcery.com>
18567 PR middle-end/37850
18568 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18569 (__divMODE3): Likewise.
18571 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18573 PR tree-optimization/39394
18574 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18575 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18577 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18579 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18580 inline asms for register asm ("") declarations.
18582 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18584 * fold-const.c (fold_unary): Fix comment.
18586 2009-03-07 Jan Hubicka <jh@suse.cz>
18589 * tree-inline.c (setup_one_parameter): Do replacement of const
18590 argument by constant in SSA form.
18592 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18594 PR middle-end/38028
18595 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18596 determine alignment passed to assign_stack_local.
18597 (assign_parms_unsplit_complex): Likewise.
18598 * except.c (sjlj_build_landing_pads): Likewise.
18600 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18602 PR middle-end/39360
18603 * tree-flow.h (add_referenced_var): Return bool instead of void.
18604 * tree-dfa.c (add_referenced_var): Return result of
18605 referenced_var_check_and_insert call.
18606 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18607 of referenced_var_check_and_insert.
18610 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18611 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18612 DIE, don't emit it if abstract origin already has it.
18613 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18614 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18616 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18618 * genpreds.c (needs_variable): Fix parentheses at variable name
18620 (write_tm_constrs_h): Indent generated code.
18622 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18624 * doc/extend.texi (Function Attributes): Add documentation
18625 for isr attributes.
18627 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18630 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18631 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18633 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18635 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18638 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18641 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18642 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18644 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18646 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18647 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18648 constants instead of magic numbers.
18649 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18651 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18652 (x86_64_ms_abi_int_parameter_registers): Ditto.
18653 (x86_64_int_return_registers): Ditto.
18654 (ix86_maybe_switch_abi): Ditto.
18655 (ix86_expand_call): Ditto for clobbered_registers array.
18656 (ix86_hard_regno_mode_ok): Ditto.
18657 (x86_extended_QIreg_mentioned_p): Ditto.
18659 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18661 PR tree-optimization/39349
18662 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18664 * combine.c (gen_lowpart_for_combine): Use omode when generating
18667 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18669 PR rtl-optimization/39235
18670 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18672 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18674 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18676 2009-03-04 Richard Guenther <rguenther@suse.de>
18678 PR tree-optimization/39362
18679 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18680 that occur in abnormal PHIs should be varying.
18682 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18684 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18686 (simple_iv): Take loop as an argument instead of statement.
18687 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18688 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18690 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18692 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18693 * matrix-reorg.c (analyze_transpose): Ditto.
18694 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18695 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18696 * tree-predcom.c (ref_at_iteration): Ditto.
18697 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18699 2009-03-04 Richard Guenther <rguenther@suse.de>
18701 PR tree-optimization/39358
18702 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18703 escaped_id and callused_id.
18704 (solve_graph): Likewise.
18706 2009-03-04 Richard Guenther <rguenther@suse.de>
18708 PR tree-optimization/39339
18709 * tree-sra.c (try_instantiate_multiple_fields): Make it
18710 no longer ICE on the above.
18712 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18714 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18715 that fits within Pmode.
18717 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18719 PR middle-end/10109
18720 * tm.texi (LIBCALL_VALUE): Update description.
18722 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18724 PR middle-end/34443
18725 * doc/extend.texi (section): Update description.
18727 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18729 PR middle-end/39345
18730 * tree-inline.c (remapped_type): New.
18731 (can_be_nonlocal): Call remapped_type instead of remap_type.
18733 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18736 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18737 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18739 2009-03-03 Richard Guenther <rguenther@suse.de>
18741 PR middle-end/39272
18742 * tree.c (tree_nonartificial_location): New function.
18743 * tree.h (tree_nonartificial_location): Declare.
18744 * builtins.c (expand_builtin_memory_chk): Provide location
18745 of the call location for artificial function pieces.
18746 (maybe_emit_chk_warning): Likewise.
18747 (maybe_emit_sprintf_chk_warning): Likewise.
18748 (maybe_emit_free_warning): Likewise.
18749 * expr.c (expand_expr_real_1): Likewise.
18751 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18753 PR tree-optimization/39343
18754 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18755 COMPONENT_REF t has ARRAY_TYPE.
18757 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18759 PR middle-end/39335
18760 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18761 when the type precision of the induction variable should be
18762 larger than the type precision of nit.
18763 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18764 * graphite.c (graphite_loop_normal_form): Same.
18765 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18767 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18769 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18770 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18771 numbers to describe clobbered registers.
18772 (*call_value_0_rex64_ms_sysv): Ditto.
18773 * config/i386/mmx.md (mmx_emms): Ditto.
18774 (mmx_femms): Ditto.
18776 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18778 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18781 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18783 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18784 (spu_section_type_flags): New function.
18786 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18788 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18789 reg_class_contents of FLOAT_REGS into a temporary.
18791 2009-03-02 Richard Guenther <rguenther@suse.de>
18792 Ira Rosen <irar@il.ibm.com>
18794 PR tree-optimization/39318
18795 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18796 information to the vectorized statement.
18798 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18800 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18801 variable. Use defined names instead of magic constants for REX SSE
18804 2009-03-01 Richard Guenther <rguenther@suse.de>
18806 PR tree-optimization/39331
18807 * omp-low.c (lower_send_shared_vars): Do not receive new
18808 values for the reference of DECL_BY_REFERENCE parms or results.
18810 2009-03-01 Jan Hubicka <jh@suse.cz>
18813 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18814 BLOCK_NONLOCALIZED_VAR): New macros.
18815 (tree_block): Add nonlocalized_vars.
18816 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18817 gen_decl_die): Add origin argument. Allow generation of die with
18818 origin at hand only.
18819 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18820 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18822 (gen_block_die): Fix checking for unused blocks.
18823 (process_scope_var): Break out from .... ; work with origins only.
18824 (decls_for_scope) ... here; process nonlocalized list.
18825 (dwarf2out_ignore_block): Look for nonlocalized vars.
18826 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18828 (dump_scope_block): Dump them.
18829 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18830 (remap_block): Likewise.
18831 (can_be_nonlocal): New predicate.
18832 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18834 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18836 * configure: Regenerate.
18838 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18840 * optc-gen.awk: No need to duplicate option flags twice.
18841 Reuse help texts for duplicate options which do not have any.
18843 * gcc.c (display_help): Document --version.
18845 * gcc.c (main): If print_help_list and verbose_flag, ensure
18846 driver output comes before subprocess output.
18848 * optc-gen.awk: Assign all remaining fields to help string,
18849 space-separated, for multi-line help in *.opt.
18851 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18852 -Wno-pedantic-ms-format is for MinGW targets only.
18854 * doc/options.texi (Option file format): Fix bad indentation,
18855 restoring dropped sentence.
18857 2009-02-28 Jan Hubicka <jh@suse.cz>
18859 * tree-inline.c (tree_function_versioning): Output debug info.
18861 2009-02-28 Jan Hubicka <jh@suse.cz>
18864 * tree-inline.c (setup_one_parameter): Do not copy propagate
18865 arguments when not optimizing.
18867 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18870 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18871 (avx_addsubv4df3): Likewise.
18872 (*avx_addsubv4sf3): Likewise.
18873 (sse3_addsubv4sf3): Likewise.
18874 (*avx_addsubv2df3): Likewise.
18875 (sse3_addsubv2df3): Likewise.
18876 (avx_unpckhps256): Correct item selectors.
18877 (avx_unpcklps256): Likewise.
18878 (avx_unpckhpd256): Likewise.
18879 (avx_unpcklpd256): Likewise.
18881 2009-02-28 Jan Hubicka <jh@suse.cz>
18883 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18885 (copy_arguments_for_versioning): If var is declared don't declare it.
18886 (tree_function_versioning): First setup substitutions and then copy
18889 2009-02-27 Jan Hubicka <jh@suse.cz>
18892 * cgraph.h (varpool_output_debug_info): Remove.
18893 * cgraphunit.c (varpool_output_debug_info): Remove.
18894 * dwarf2out.c (deferred_locations_struct): New struct
18895 (deferred_locations): New type.
18896 (deferred_locations_list): New static var.
18897 (deffer_location): New function.
18898 (gen_variable_die): Use it.
18899 (decls_for_scope): Output info on local static vars.
18900 (dwarf2out_finish): Process deferred locations.
18901 * varpool.c (varpool_output_debug_info): Remove.
18903 2009-02-27 Jan Hubicka <jh@suse.cz>
18906 * tree.h (TREE_PROTECTED): Fix comment.
18907 (BLOCK_HANDLER_BLOCK): Remove.
18908 (struct tree_block): Remove handler_block add body_block.
18909 (inlined_function_outer_scope_p): New.
18910 (is_body_block): Remove.
18911 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18912 * dwarf2out.c (is_inlined_entry_point): Remove.
18913 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18914 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18916 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18917 * gimplify.c (gimplify_expr): Gimplify body blocks.
18918 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18919 block with multiple subblocks.
18920 (dump_scope_block): Prettier output; dump more flags and info.
18921 (dump_scope_blocks): New.
18922 (remove_unused_locals): Use dump_scope_blocks.
18923 * tree-flow.h (dump_scope_blocks): Declare.
18924 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18925 * stmt.c (is_body_block): Remove.
18926 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18927 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18929 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18931 PR middle-end/39308
18932 * graphite.c (graphite_loop_normal_form): Do not call
18933 number_of_iterations_exit from a gcc_assert.
18935 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18937 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18938 jumps if COND is NULL.
18939 (find_cond_jump): New function.
18940 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18941 * config/s390/s390.md: Remove z10_cobra attribute value.
18943 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18945 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18946 force_const_mem returns NULL_RTX.
18948 2009-02-26 Jan Hubicka <jh@suse.cz>
18951 * cgraph.h (varpool_output_debug_info): Remove.
18952 * cgraphunit.c (varpool_output_debug_info): Remove.
18953 * dwarf2out.c (deferred_locations_struct): New struct
18954 (deferred_locations): New type.
18955 (deferred_locations_list): New static var.
18956 (deffer_location): New function.
18957 (gen_variable_die): Use it.
18958 (decls_for_scope): Output info on local static vars.
18959 (dwarf2out_finish): Process deferred locations.
18960 * varpool.c (varpool_output_debug_info): Remove.
18962 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18964 PR rtl-optimization/39241
18965 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18966 to subreg_offset_representable_p.
18968 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18970 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18971 execute function prototype. Get f and nregs from max_reg_num
18972 and get_insns. Remove the first backward pass as it's dead,
18973 guard the forward pass by flag_expensive_optimizations.
18974 (rest_of_handle_regmove): Delete.
18975 (pass_regmove): Replace it with regmove_optimize.
18977 2009-02-25 Martin Jambor <mjambor@suse.cz>
18979 PR tree-optimization/39259
18980 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18981 calls_alloca function flags.
18982 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18983 calls are detected.
18985 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18987 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18988 flags_set_1_rtx, flags_set_1_set): Delete.
18989 (regmove_optimize): Do not call mark_flags_life_zones.
18991 2009-02-24 Julian Brown <julian@codesourcery.com>
18994 * config/arm/arm.c (require_pic_register): Only set
18995 cfun->machine->pic_reg once per function.
18997 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18999 * doc/invoke.texi (Link Options): Document an easier way to pass
19000 options that take arguments to the GNU linker using -Xlinker and -Wl.
19002 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19005 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19007 2009-02-24 Richard Guenther <rguenther@suse.de>
19010 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19012 2009-02-24 Richard Guenther <rguenther@suse.de>
19013 Zdenek Dvorak <ook@ucw.cz>
19015 PR tree-optimization/39233
19016 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19017 from converting them to a generic type.
19019 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19021 PR tree-optimization/39260
19022 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19023 contains a condition with a real type.
19024 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19026 2009-02-23 Jason Merrill <jason@redhat.com>
19029 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19030 narrowing_initializer_constant_valid_p.
19031 (narrowing_initializer_constant_valid_p): Don't return
19032 null_pointer_node for adding a pointer to itself.
19034 2009-02-23 Jan Hubicka <jh@suse.cz>
19037 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19040 2009-02-23 Jan Hubicka <jh@suse.cz>
19042 PR tree-optimization/37709
19043 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19044 * tree.h (block_ultimate_origin): Declare.
19045 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19046 * tree-ssa-live.c (remove_unused_scope_block_p):
19047 Eliminate blocks containig no instructions nor live variables nor
19049 (dump_scope_block): New function.
19050 (remove_unused_locals): Enable removal of dead blocks by default;
19051 enable dumping at TDF_DETAILS.
19053 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19055 * config/i386/i386.c (classify_argument): Don't allow COImode
19057 (function_arg_advance_32): Don't allow OImode.
19058 (function_arg_32): Likewise.
19059 (function_value_32): Likewise.
19060 (return_in_memory_32): Likewise.
19061 (function_arg_64): Remove OImode comment.
19063 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19066 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19067 ix86_expand_vector_set for V4DImode in 64bit mode only.
19068 (ix86_expand_vector_init_one_var): Likewise.
19070 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19072 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19074 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19077 * loop-iv.c: Revert last change.
19078 * emit-rtl.c: Likewise.
19080 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19083 * config/i386/i386.c (type_natural_mode): Remove an extra
19084 space in the warning message.
19085 (function_value_32): Handle 32-byte vector modes.
19086 (return_in_memory_32): Likewise.
19088 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19090 * loop-iv.c (truncate_value): New function.
19091 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19093 (lowpart_subreg): Move to...
19094 * emit-rtl.c: ...here.
19096 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19098 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19099 accidental and undocumented change at revision 140860.
19101 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19103 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19104 take gimple_seq * arguments.
19105 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19106 types_compatible_p langhook.
19108 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19109 Joseph Myers <joseph@codesourcery.com>
19111 * config/arm/arm.c (arm_builtin_va_list): New function.
19112 (arm_expand_builtin_va_start): Likewise.
19113 (arm_gimplify_va_arg_expr): Likewise.
19114 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19115 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19116 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19117 (va_list_type): New variable.
19118 (arm_mangle_type): Mangle va_list_type appropriately.
19120 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19122 PR middle-end/39157
19123 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19124 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19125 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19126 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19127 parameter to 1000 for -O1 by default.
19128 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19130 * loop-invariant.c: Include params.h.
19131 (move_loop_invariants): Don't call move_single_loop_invariants on
19134 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19136 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19137 offset when calculating bounds for indexing stack_usage_map. Fixes
19138 a buffer overflow with certain target setups.
19140 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19143 * calls.c (expand_call): Clear try_tail_call if caller and callee
19144 disagree in promotion of function return value.
19146 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19149 * c-common.c (c_determine_visibility): If visibility changed and
19150 DECL_RTL has been already set, call make_decl_rtl to update symbol
19153 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19156 * varasm.c (assemble_variable): Don't check DECL_NAME when
19157 globalizing a variable.
19159 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19162 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19163 expression before any __builtin_trap call.
19164 * c-typeck.c (build_function_call): Convert and check function
19165 arguments before generating a call to a trap. Evaluate the
19166 function arguments before the trap.
19168 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19171 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19172 (UNSPEC_FXAM_MEM): New unspec.
19173 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19174 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19175 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19177 2009-02-19 Richard Guenther <rguenther@suse.de>
19179 PR tree-optimization/39207
19180 PR tree-optimization/39074
19181 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19182 storedanything_tree): New.
19183 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19184 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19185 (build_succ_graph): Add edges from STOREDANYTHING to all
19187 (init_base_vars): Initialize STOREDANYTHING.
19188 (compute_points_to_sets): Free substitution info after
19189 building the succ graph.
19190 (ipa_pta_execute): Likewise.
19192 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19194 (do_ds_constraint): Do not add to special var or non-pointer
19196 (type_could_have_pointers): Split out from ...
19197 (could_have_pointers): ... here. For arrays use the element type.
19198 (create_variable_info_for): Initialize may_have_pointers.
19199 (new_var_info): Likewise.
19200 (handle_lhs_call): Make the HEAP variable unknown-sized.
19201 (intra_create_variable_infos): Use a type with pointers for
19202 PARM_NOALIAS, make it unknown-sized.
19204 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19207 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19209 2009-02-18 Jason Merrill <jason@redhat.com>
19212 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19213 value if DECL_EXTERNAL.
19214 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19215 * target.h (gcc_target::binds_local_p): Clarify "module".
19216 * tree.h (TREE_PUBLIC): Clarify "module".
19218 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19221 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19222 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19224 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19227 * c.opt (Wabi): Support C and ObjC.
19230 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19232 * config/i386/i386.c (classify_argument): Warn once about the ABI
19233 change when passing union with long double.
19235 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19237 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19240 * c-parser.c (c_parser_compound_statement): Always enter and leave
19243 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19246 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19248 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19250 PR tree-optimization/36922
19251 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19252 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19255 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19257 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19260 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19262 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19264 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19266 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19269 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19270 Richard Sandiford <rdsandiford@googlemail.com>
19272 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19273 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19274 (loongson_biadd): ...this.
19276 2009-02-17 Richard Guenther <rguenther@suse.de>
19278 PR tree-optimization/39202
19279 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19280 a var make sure to follow existing collapses.
19282 2009-02-17 Richard Guenther <rguenther@suse.de>
19284 PR middle-end/39214
19285 * langhooks.c (lhd_print_error_function): Check for NULL block.
19287 2009-02-17 Richard Guenther <rguenther@suse.de>
19289 PR tree-optimization/39204
19290 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19293 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19295 * config/soft-fp/double.h: Update from glibc CVS.
19297 2009-02-17 Richard Guenther <rguenther@suse.de>
19299 PR tree-optimization/39207
19300 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19301 strict-aliasing warnings for pointers pointing to NULL.
19303 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19306 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19307 skipping until next close brace.
19309 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19312 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19313 to function argument boundary.
19315 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19317 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19318 in the lea_add. Reload eventually constraints it properly.
19319 * config/picochip/constraints.md: Remove the target constraint
19320 "b", since it is not needed anymore.
19322 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19324 * gthr-dce.h: Uglify function parameter and local variable names.
19325 * gthr-gnat.h: Likewise.
19326 * gthr-mipssde.h: Likewise.
19327 * gthr-nks.h: Likewise.
19328 * gthr-posix95.h: Likewise.
19329 * gthr-posix.h: Likewise.
19330 * gthr-rtems.h: Likewise.
19331 * gthr-single.h: Likewise.
19332 * gthr-solaris.h: Likewise.
19333 * gthr-tpf.h: Likewise.
19334 * gthr-vxworks.h: Likewise.
19335 * gthr-win32.h: Likewise.
19337 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19340 * config/i386/i386.md: Restrict the new peephole2 to move
19341 between MMX/SSE registers.
19343 2009-02-15 Richard Guenther <rguenther@suse.de>
19346 2009-02-13 Richard Guenther <rguenther@suse.de>
19348 * configure.ac: Enable LFS.
19349 * configure: Re-generate.
19350 * config.in: Likewise.
19352 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19354 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19355 spu_srqwbyte, spu_srqwbytebc): Define.
19356 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19357 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19358 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19359 "shrqby_<mode>"): New insn-and-split patterns.
19360 * config/spu/spu.c (expand_builtin_args): Determine and return
19361 number of operands using spu_builtin_description data.
19362 (spu_expand_builtin_1): Use it.
19364 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19367 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19370 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19373 * config/i386/i386.c (override_options): Correct warning
19374 messages for -malign-loops, -malign-jumps and -malign-functions.
19376 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19379 * config/i386/i386.md: Restrict the new peephole2 to move
19380 between the general purpose registers.
19382 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19385 * config/i386/i386.c (type_natural_mode): Add a new argument.
19386 Return the original mode and warn ABI change if vector size is 32byte.
19387 (function_arg_advance): Updated.
19388 (function_arg): Likewise.
19389 (ix86_function_value): Likewise.
19390 (ix86_return_in_memory): Likewise.
19391 (ix86_sol10_return_in_memory): Likewise.
19392 (ix86_gimplify_va_arg): Likewise.
19393 (function_arg_32): Don't warn ABX ABI change here.
19394 (function_arg_64): Likewise.
19396 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19398 * loop-iv.c (implies_p): In the final case, test that operands 0
19399 of the two comparisons match.
19401 * config/bfin/bfin.c (find_prev_insn_start): New function.
19402 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19403 (find_next_insn_start): Move.
19405 2009-02-13 Richard Guenther <rguenther@suse.de>
19407 * configure.ac: Enable LFS.
19408 * configure: Re-generate.
19409 * config.in: Likewise.
19411 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19414 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19415 sizes on syntax error after some arguments have been parsed.
19417 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19419 * doc/invoke.texi (-fira): Remove.
19421 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19423 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19424 * recog.c: Likewise.
19427 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19429 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19430 (umul_ppmm): Likewise.
19431 (count_leading_zeros): Likewise.
19432 (count_trailing_zeros): Likewise.
19433 (UMUL_TIME): Likewise.
19435 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19437 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19438 soft-fp/t-softfp to tmake_file.
19440 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19441 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19442 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19443 IA64_BUILTIN_INFQ]: New.
19444 (ia64_init_builtins): Initialize __builtin_infq,
19445 __builtin_fabsq and __builtin_copysignq if not HPUX.
19446 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19447 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19449 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19451 (__fixtfti): Likewise.
19452 (__fixunstfti): Likewise.
19453 (__floattitf): Likewise.
19455 * config/ia64/libgcc-glibc.ver: New.
19456 * config/ia64/t-fprules-softfp: Likewise.
19457 * config/ia64/sfp-machine.h: Likewise.
19459 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19460 (LIBGCC2_TF_CEXT): Likewise.
19461 (TF_SIZE): Likewise.
19462 (TARGET_INIT_LIBFUNCS): Likewise.
19464 * config/ia64/t-glibc (SHLINB_MAPFILES):
19465 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19467 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19469 * config/i386/i386.c (construct_container): Rewrite processing
19470 BLKmode with X86_64_SSE_CLASS.
19472 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19475 * config/i386/i386.md: Replace simplify_replace_rtx with
19476 replace_rtx in the new peephole2.
19478 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19480 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19481 loop unrolling do not happen at -O2.
19483 2009-02-12 Michael Matz <matz@suse.de>
19485 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19487 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19489 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19492 2009-02-12 Ben Elliston <bje@au.ibm.com>
19494 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19495 patterns when updating the back chain. Missed in the 2009-02-10
19498 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19500 * doc/extend.texi (Decimal Floating Types): Update identifier of
19501 draft TR and list of missing support.
19503 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19505 PR middle-end/39154
19506 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19507 bit to variable length decl's flags, add it also to its
19508 pointer replacement variable.
19510 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19511 Jakub Jelinek <jakub@redhat.com>
19514 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19515 (memory_blockage): New expander.
19516 (*memory_blockage): New insn pattern.
19517 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19518 instead of general blockage at the end of function prologue when
19519 frame pointer is used to access red zone area. Do not emit blockage
19520 when profiling, it is emitted in generic code.
19521 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19522 function epilogue when frame pointer is used to access red zone area.
19524 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19527 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19528 by arithmetic with memory operands.
19529 * config/i386/predicates.md (commutative_operator): New.
19531 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19533 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19536 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19538 * alias.h (record_alias_subset): Declare.
19539 * alias.c (record_alias_subset): Make global.
19541 2009-02-10 Nick Clifton <nickc@redhat.com>
19543 * tree-parloops.c: Change license to GPLv3.
19544 * ipa-struct-reorg.c: Change license to GPLv3.
19545 * ipa-struct-reorg.h: Change license to GPLv3.
19547 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19550 * c-decl.c (start_struct): Return NULL on error.
19552 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19554 PR middle-end/39124
19555 * cfgloopmanip.c (remove_path): Call remove_bbs after
19556 cancel_loop_tree, not before it.
19559 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19560 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19561 VAR_DECLs were seen.
19562 * tree-ssa-live.c (remove_unused_locals): Recompute
19563 cfun->has_local_explicit_reg_vars.
19564 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19565 copies or clearings if cfun->has_local_explicit_reg_vars.
19567 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19570 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19571 of function prologue when frame pointer is used to access
19574 2009-02-10 Richard Guenther <rguenther@suse.de>
19576 PR middle-end/39127
19577 * gimplify.c (gimple_regimplify_operands): Always look if
19578 we need to create a temporary.
19580 2009-02-10 Richard Guenther <rguenther@suse.de>
19582 PR tree-optimization/39132
19583 * tree-loop-distribution.c (todo): New global var.
19584 (generate_memset_zero): Trigger TODO_rebuild_alias.
19585 (tree_loop_distribution): Return todo.
19587 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19590 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19591 (x86_64_reg_class_name): Removed.
19592 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19593 first one isn't X86_64_SSE_CLASS or any other ones aren't
19594 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19595 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19596 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19597 and 3 X86_64_SSEUP_CLASS.
19598 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19599 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19601 2009-02-10 Ben Elliston <bje@au.ibm.com>
19603 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19604 form instruction to update the stack back chain word, even if the
19605 user has disabled the generation of update instructions.
19606 (movdi_<mode>_update_stack): New.
19607 (movsi_update_stack): Likewise.
19608 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19609 always use an update form instruction to update the stack back
19612 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19614 PR middle-end/38953
19615 * graphite.c (if_region_set_false_region): After moving a region in
19616 the false branch of a condition, remove the empty dummy basic block.
19617 (gloog): Remove wrong fix for PR38953.
19619 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19621 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19622 generation due to implicit sign extension.
19624 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19626 PR middle-end/38981
19627 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19628 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19630 2009-02-09 Richard Guenther <rguenther@suse.de>
19632 PR middle-end/35202
19633 * convert.c (convert_to_real): Disable (float)fn((double)x)
19634 to fnf(x) conversion if errno differences may occur and
19635 -fmath-errno is set.
19637 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19639 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19640 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19641 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19643 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19646 * c-common.c (handle_alias_attribute): Disallow attribute for
19647 anything not a FUNCTION_DECL or VAR_DECL.
19649 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19652 * real.c (do_compare): Special-case compare of zero against
19653 decimal float value.
19655 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19658 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19659 as indicating flexible array members unless the field itself is
19660 being declarared as the incomplete array.
19662 2009-02-06 Jan Hubicka <jh@suse.cz>
19664 PR tree-optimization/38844
19665 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19666 is already inlined.
19668 2009-02-06 Richard Guenther <rguenther@suse.de>
19670 PR middle-end/38977
19671 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19672 fork because we may expand it as __gcov_fork.
19674 2009-02-06 Nick Clifton <nickc@redhat.com>
19676 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19678 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19680 PR tree-optimization/35659
19681 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19682 vn_phi_eq): Shortcut if hashcode does not match.
19683 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19685 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19686 and avoid iterative_hash_expr.
19687 (FOR_EACH_VALUE_ID_IN_SET): New.
19688 (value_id_compare): Remove.
19689 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19690 sort expressions by value id.
19692 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19695 * config/sh/predicates.md (general_movsrc_operand): Don't check
19696 the subreg of system registers here.
19698 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19701 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19702 on the copied decl.
19704 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19706 PR rtl-optimization/39110
19707 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19708 addresses, not aligned ones.
19710 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19711 Richard Guenther <rguenther@suse.de>
19713 PR tree-optimization/39100
19714 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19715 comment says and add edges.
19717 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19720 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19721 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19723 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19725 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19726 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19727 register_bb_in_sese, new_sese, free_sese): Moved.
19728 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19729 outermost_loop_in_scop, build_scop_iteration_domain,
19730 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19731 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19732 Use loop_in_sese_p instead of loop_in_scop_p.
19733 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19734 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19735 (scopdet_basic_block_info): Fix bug in scop detection.
19736 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19737 eq_loop_to_cloog_loop): Remove.
19738 (nb_loops_around_loop_in_scop, nb_loop
19739 ref_nb_loops): Moved here...
19740 * graphite.h (ref_nb_loops): ... from here.
19741 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19742 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19743 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19744 * testsuite/gcc.dg/graphite/scop-19.c: New
19746 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19747 Hans-Peter Nilsson <hp@axis.com>
19749 PR rtl-optimization/37889
19750 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19751 Move offset handling from PLUS to before the switch. Use new
19752 arguments when considering SYMBOL_REFs too.
19753 (rtx_addr_can_trap_p): Pass dummy offset and size.
19754 (enum may_trap_p_flags): Remove.
19755 (may_trap_p_1): Pass size from MEM_SIZE.
19757 PR rtl-optimization/38921
19758 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19759 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19760 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19761 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19763 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19765 AVX Programming Reference (January, 2009)
19766 * config/i386/sse.md (*vpclmulqdq): New.
19768 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19770 PR tree-optimization/38977
19771 PR gcov-profile/38292
19772 * calls.c (special_function_p): Disregard __builtin_ prefix.
19774 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19776 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19777 non-indexable addresses even before reload.
19779 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19782 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19783 as having variable size. Do not give an error for unnamed
19784 parameters with [*] declarators. Give a warning for type names
19785 with [*] declarators and mark them as variable size.
19786 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19787 for sizeof applied to [*] type names.
19789 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19792 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19794 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19796 * gcc.c (process_command): Update copyright notice dates.
19797 * gcov.c (print_version): Likewise.
19798 * gcov-dump.c (print_version): Likewise.
19799 * mips-tfile.c (main): Likewise.
19800 * mips-tdump.c (main): Likewise.
19802 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19805 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19806 for composite type involving a zero-length array type.
19808 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19811 * function.c (match_asm_constraints_1): Skip over
19812 initial optional % in the constraint.
19814 PR inline-asm/39059
19815 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19816 supported, don't accept FIXED_CSTs.
19817 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19818 and _Sat is used without _Fract/_Accum. Set specs->type to
19819 integer_type_node for cts_fract/cts_accum if fixed point is not
19822 2009-02-02 Catherine Moore <clm@codesourcery.com>
19824 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19826 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19828 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19829 (ABI_HAS_64BIT_SYMBOLS): Use it.
19830 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19832 2009-02-02 Paul Brook <paul@codesourcery.com>
19834 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19836 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19838 PR inline-asm/39058
19839 * recog.h (asm_operand_ok): Add constraints argument.
19840 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19841 recurse on matching constraint.
19842 (check_asm_operands): Pass constraints as 3rd argument to
19843 asm_operand_ok. Don't look up matching constraint here.
19844 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19847 2009-02-02 Ben Elliston <bje@au.ibm.com>
19849 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19850 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19852 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19854 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19855 information. Remove some obsolete information. Reorganize.
19857 * config/pa/fptr.c: Revert license to GPL 2.
19858 * config/pa/milli64.S: Likewise.
19860 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19863 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19864 LIBRARY name in, instead of hard-coding it.
19865 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19866 extra target make frag to tmake_files according to EH model.
19867 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19868 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19869 frags that define makefile variable EH_MODEL appropriately.
19870 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19871 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19872 to "-sjlj" according to type of EH configured.
19873 (LIBGCC_SONAME): Concatenate it to shared library base name.
19874 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19875 to "_sjlj" according to type of EH configured.
19876 (LIBGCC_SONAME): Concatenate it to shared library base name.
19877 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19878 (SHLIB_LINK): Add missing semicolon to if-else construct.
19879 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19880 string value of "pe_dll" command-line option.
19881 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19882 (SHLIB_SONAME): Use it when overriding t-cygming default.
19883 (SHLIB_IMPLIB): Override t-cygming default.
19884 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19885 string value of "pe_dll" command-line option.
19887 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19890 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19891 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19893 2009-01-31 Richard Guenther <rguenther@suse.de>
19895 PR tree-optimization/38937
19896 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19897 computing the transitive closure.
19899 2009-01-30 Richard Guenther <rguenther@suse.de>
19901 PR tree-optimization/39041
19902 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19903 Propagate variable indices only if the types match for this stmt.
19905 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19908 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19909 inline but never defined.
19911 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19913 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19914 (*insv_h_di_reg_extimm): New insn.
19915 (*insv_l<mode>_reg_extimm): New insn.
19917 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19919 * config/picochip/picochip.c (flag_conserve_stack): set
19920 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19921 fconserve-stack. Reduce call-overhead used by inliner.
19923 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19926 * common.opt (flag_conserve_stack): Initialised to zero.
19928 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19931 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19932 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19935 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19937 * ira-color.c (allocno_reload_assign): Update comments.
19938 * regmove.c (regmove_optimize): Likewise.
19942 2009-01-29 Robert Millan <rmh@aybabtu.com>
19944 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19945 * config/i386/kopensolaris-gnu.h: New file. Undefine
19946 `MD_UNWIND_SUPPORT'.
19947 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19949 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19951 PR tree-optimization/39007
19952 * tree-loop-distribution.c (generate_builtin): Use
19953 recompute_dominator to compute the immediate dominator of the
19954 basic block just after the loop.
19956 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19958 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19959 (ASM_OUTPUT_DWARF_PCREL): Define.
19961 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19963 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19964 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19965 global. Modify entries about regmove and IRA.
19967 * ra-conflict.c: Remove the file.
19969 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19971 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19972 (pass_regclass_init): Rename to pass_reginfo_init.
19974 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19976 * toplev.h (flag_ira): Remove.
19978 * caller-save.c (setup_save_areas): Remove flag_ira.
19980 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19982 * global.c: Remove the file.
19984 * opts.c (decode_options): Remove flag_ira.
19986 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19988 * regmove.c: Modify file description.
19989 (find_use_as_address, try_auto_increment): Define them only if
19990 AUTO_INC_DEC is defined.
19991 (replacement_quality, replace_in_call_usage, fixup_match_1,
19992 stable_and_no_regs_but_for_p): Remove.
19993 (reg_set_in_bb): Make it static.
19994 (regmove_optimize): Remove flag_ira and code which worked for
19997 * local-alloc.c: Remove the file.
19999 * common.opt (fira): Remove.
20001 * ira.c: Include except.h.
20002 (eliminable_regset): Move from global.c.
20003 (mark_elimination): Ditto. Remove flag_ira.
20004 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20005 equiv_mem_modified, validate_equiv_mem_from_store,
20006 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20007 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20008 no_equiv, recorded_label_ref): Move from local-alloc.c.
20009 (update_equiv_regs): Ditto. Make it static.
20010 (print_insn_chain, print_insn_chains): Move it from global.c.
20011 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20012 (build_insn_chain): Ditto. Make it static.
20013 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20014 Rename to init_live_subregs.
20015 (gate_ira): Remove flag_ira.
20017 * regclass.c: Rename reginfo.c. Change file description.
20018 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20019 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20020 (init_reg_sets_1): Remove code for evaluation of
20021 reg_class_superclasses and losing_caller_save_reg_set.
20022 (init_regs): Remove init_reg_autoinc.
20023 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20024 ok_for_base_p_nonstrict): Remove.
20025 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20026 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20027 corresponding entries.
20028 (dump_regclass, record_operand_costs, scan_one_insn,
20029 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20030 record_address_regs, auto_inc_dec_reg_p): Remove.
20031 (gt-regclass.h): Rename to gt-reginfo.h.
20033 * rtl.h (dump_global_regs, retry_global_alloc,
20034 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20036 * Makefile.in (RA_H): Remove.
20037 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20038 Rename regclass.o to reginfo.o.
20039 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20041 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20042 (GTFILES): Rename regclass.c to reginfo.c.
20044 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20045 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20047 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20048 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20050 (finish_spills): Ditto. Remove code for !flag_ira.
20052 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20054 PR middle-end/35854
20055 * doc/invoke.texi (rtl debug options): Complete rewrite.
20056 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20058 * mode-switching.c (pass_mode_switching): Rename pass from
20059 "mode-sw" to "mode_sw".
20060 * except.c (pass_convert_to_eh_ranges): Rename pass from
20061 "eh-ranges" to "eh_ranges".
20062 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20066 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20067 Alexander Monakov <amonakov@ispras.ru>
20069 PR middle-end/38857
20070 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20072 (move_exprs_to_boundary): Change return type and pass through
20073 should_move from move_op. Relax assert. Update usage ...
20074 (schedule_expr_on_boundary): ... here. Use should_move instead of
20076 (move_op_orig_expr_found): Indicate that insn was disconnected from
20078 (code_motion_process_successors): Do not call after_merge_succs
20079 callback if original expression was not found when traversing any of
20081 (code_motion_path_driver): Change return type. Update prototype.
20082 (move_op): Update comment. Add a new parameter (should_move). Update
20083 prototype. Set *should_move based on indication provided by
20084 move_op_orig_expr_found.
20086 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20088 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20089 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20090 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20091 * config/rs6000/rs6000.c (rs6000_override_options): Default
20092 avoid-indexed-addresses on for Power6, off for everything else.
20093 (avoiding_indexed_address_p): New function.
20094 (rs6000_legitimize_address): Use it.
20095 (rs6000_legitimate_address): Likewise.
20096 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20098 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20100 PR tree-optimization/38997
20101 * tree-loop-distribution.c (generate_memset_zero): Use
20102 POINTER_PLUS_EXPR for a pointer addition.
20104 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20106 * config/s390/s390.md (bswap<mode>2): New pattern added.
20108 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20110 * config/s390/s390.md (*tls_load_31): Added type attribute.
20112 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20114 * config/s390/s390.md: Fix a few comments.
20116 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20118 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20119 (*tm<mode>_full): Fixed z10prop attribute.
20120 (*tst<mode>_extimm): Fixed z10prop attribute.
20121 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20122 (*tstqiCCT_cconly): Fixed z10prop attribute.
20123 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20124 (*movsi_larl): Fixed z10prop attribute.
20125 (*movsi_zarch): Fixed z10prop attribute.
20126 (*movsi_eas): Fixed z10prop attribute.
20127 (*movhi): Fixed z10prop attribute.
20128 (*movqi): Fixed z10prop attribute.
20129 (*movstrictqi): Fixed z10prop attribute.
20130 (*mov<mode>): Fixed z10prop attribute.
20131 (*movcc): Fixed z10prop attribute.
20132 (*sethighpartdi_64): Fixed z10prop attribute.
20133 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20134 (*negdi2_sign_cc): Fixed z10prop attribute.
20135 (*negdi2_sign): Fixed z10prop attribute.
20136 (*absdi2_sign_cc): Fixed z10prop attribute.
20137 (*absdi2_sign): Fixed z10prop attribute.
20138 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20139 (*negabsdi2_sign): Fixed z10prop attribute.
20140 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20141 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20142 (doloop_si64): Fixed z10prop attribute.
20143 (doloop_si31): Fixed z10prop attribute.
20144 (doloop_long): Fixed z10prop attribute.
20145 (indirect_jump): Fixed z10prop attribute.
20146 (nop): Fixed z10prop attribute.
20147 (main_base_64): Fixed z10prop attribute.
20148 (reload_base_64): Fixed z10prop attribute.
20150 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20152 PR rtl-optimization/38740
20153 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20155 * config/mips/mips.c (mips_reorg): Likewise.
20157 2009-01-28 Richard Guenther <rguenther@suse.de>
20159 PR tree-optimization/38926
20160 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20161 with the correct value id to a value.
20162 (do_regular_insertion): Use the value number of edoubleprime
20163 for the value number of the expr.
20166 2008-08-21 Richard Guenther <rguenther@suse.de>
20168 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20169 a PHI ask VN if it is already available.
20170 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20171 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20173 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20175 PR middle-end/38934
20176 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20177 set to varying whenever max has TREE_OVERFLOW set, similarly
20178 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20180 2009-01-28 Richard Guenther <rguenther@suse.de>
20182 PR middle-end/38908
20183 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20184 uninitialized aggregate uses in call arguments.
20186 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20188 PR tree-optimization/38984
20189 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20190 the nothing_id variable if -fno-delete-null-pointer-checks.
20192 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20195 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20196 (set_got_offset_rex64): Ditto.
20198 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20201 * doc/extend.texi: Improve local variable with asm reg.
20203 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20205 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20206 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20207 was not supplied then set warn_packed_bitfield_compat to the
20208 default value of 1.
20209 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20212 2009-01-27 Richard Guenther <rguenther@suse.de>
20214 PR tree-optimization/38503
20215 * cfgexpand.c (expand_gimple_basic_block): Ignore
20216 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20217 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20218 variables that cannot have TBAA applied.
20219 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20222 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20224 PR middle-end/38969
20225 * calls.c (initialize_argument_information): Do not wrap complex
20226 arguments in SAVE_EXPR.
20228 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20230 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20231 (INSTALL_LIBGCC): Revert typo commit.
20233 2009-01-26 Richard Guenther <rguenther@suse.de>
20235 PR tree-optimization/38745
20236 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20237 from special handling.
20239 2009-01-26 Richard Guenther <rguenther@suse.de>
20241 PR tree-optimization/38745
20242 * tree-ssa.c (execute_update_addresses_taken): Do not include
20243 variables that cannot possibly be a register in not_reg_needs.
20244 Do not clear TREE_ADDRESSABLE on vars that may not become
20246 * tree-ssa.c (update_alias_info_1): Include those in the set
20247 of addressable vars.
20249 2009-01-26 Richard Guenther <rguenther@suse.de>
20251 PR middle-end/38851
20252 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20253 * tree-ssa-dse.c: Include langhooks.h
20254 (execute_simple_dse): Remove stores with zero size.
20256 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20259 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20262 2009-01-24 Julian Brown <julian@codesourcery.com>
20264 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20265 config/arm/linux-atomic.c.
20266 * config/arm/linux-atomic.c: New.
20268 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20270 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20271 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20272 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20274 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20277 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20280 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20282 PR tree-optimization/38953
20283 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20284 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20285 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20286 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20289 2009-01-24 Paul Brook <paul@codesourcery.com>
20291 * config/arm/neon.md (neon_type): Move to arm.md.
20292 (neon_mov<VSTRUCT>): Add neon_type attribute.
20293 * config/arm/arm.md (neon_type): Move to here.
20294 (conds): Add "unconditioal" and use as default for NEON insns.
20296 2009-01-24 Ben Elliston <bje@au.ibm.com>
20298 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20299 void *' warning from -Wc++-compat.
20300 * Makefile.in (dominance.o-warn): Remove.
20302 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20304 PR tree-optimization/38932
20305 * fold-const.c (fold_unary_ignore_overflow): New.
20306 * tree.h (fold_unary_ignore_overflow): Declare.
20307 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20308 * tree-ssa-sccvn.c (visit_reference_op_load,
20309 simplify_unary_expression): Likewise.
20311 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20313 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20314 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20315 regardless of their type.
20316 * c-common.c (handle_packed_attribute): Don't ignore packed on
20318 * c.opt (Wpacked-bitfield-compat): New warning option.
20319 * stor-layout.c (place_field): Warn if offset of a field changed.
20320 * doc/extend.texi (packed): Mention the ABI change.
20321 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20322 (Warning Options): Add it to the list.
20324 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20326 * c-opts.c (c_common_post_options): Fix a typo in comments.
20328 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20330 PR middle-end/38615
20331 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20332 variables to static.
20333 * doc/invoke.texi (-fmerge-all-constants): Update description.
20335 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20338 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20339 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20341 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20343 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20345 (LOCAL_ALIGNMENT): Similarly.
20347 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20348 Joseph Myers <joseph@codesourcery.com>
20350 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20351 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20352 * config/arm/arm-tune.md: Regenerate.
20353 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20356 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20358 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20359 version number to five.
20361 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20364 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20365 * c-common.c (set_underlying_type): Likewise.
20366 (is_typedef_decl ): Likewise
20368 (set_underlying_type): Likewise.
20369 (is_typedef_type): Likewise.
20371 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20373 PR middle-end/38587
20374 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20377 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20380 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20381 (LIBGCC_SPEC): Don't define.
20382 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20384 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20386 PR rtl-optimization/38879
20387 * alias.c (base_alias_check): Unaligned access via AND address can
20388 alias all surrounding object types except those with sizes equal
20389 or wider than the size of unaligned access.
20391 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20394 * c-decl.c (clone_underlying_type): Move this ...
20395 * c-common.c (set_underlying_type): ... here.
20396 Also, make sure the function properly sets TYPE_STUB_DECL() on
20397 the newly created typedef variant type.
20398 (is_typedef_decl ): New entry point.
20399 * tree.h: Added a new member member_types_needing_access_check to
20400 struct tree_decl_non_common.
20401 (set_underlying_type): New entry point.
20402 (is_typedef_type): Likewise.
20404 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20406 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20407 Check whether two instructions have memory references that
20408 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20409 are helper functions for traversing.
20410 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20411 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20412 not to draw dependency edge for instructions with non-conflicting
20415 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20418 * longlong.h: Update copyright years. Use soft-fp license notice.
20419 Sync __clz_tab declaration with glibc.
20421 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20424 * doc/extend.texi (syscall_linkage): New.
20425 (version_id): Modify.
20427 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20428 Richard Guenther <rguenther@suse.de>
20430 PR tree-optimization/38747
20431 PR tree-optimization/38748
20432 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20433 conversion if the base address is an indirect reference and the
20434 aliasing sets could cause issues.
20436 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20438 * common.opt (fgraphite, fgraphite-identity): Add comment for
20439 explaining why these options are not documented.
20441 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20443 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20444 gimple_call_lhs is NULL.
20446 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20449 * emit-rtl.c (adjust_address_1): Make sure memref is never
20452 2009-01-20 Ben Elliston <bje@au.ibm.com>
20454 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20455 const qualifier from arg parameter. Remove unnecessary cast to char *.
20456 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20457 const qualifier from arg 2.
20459 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20461 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20463 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20466 * rtl.h (reinit_regs): New prototype.
20467 * regclass.c: Include ira.h.
20468 (reinit_regs): New.
20469 * Makefile.in (regclass.o): Add ira.h.
20470 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20472 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20475 * c-common.c (handle_aligned_attribute): Use
20476 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20477 default alignment value.
20479 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20481 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20482 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20484 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20485 __BIGGEST_ALIGNMENT__.
20487 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20489 2009-01-18 Richard Guenther <rguenther@suse.de>
20491 PR tree-optimization/38819
20492 * tree-flow.h (operation_could_trap_helper_p): Declare.
20493 * tree-eh.c (operation_could_trap_helper_p): Export.
20494 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20495 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20496 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20497 are about to insert a possibly trapping instruction and fail
20500 2009-01-18 Andreas Schwab <schwab@suse.de>
20502 * doc/install.texi (Configuration): Remove obsolete paragraph
20503 about use of --with-gnu-ld with --with-gnu-as.
20505 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20507 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20508 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20509 Follow spelling conventions.
20511 2009-01-18 Ben Elliston <bje@au.ibm.com>
20513 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20514 C++ warning about implicit conversion from void * to struct
20516 (bitmap_obstack_free): Likewise for bitmap_element *.
20517 * Makefile.in (bitmap.o-warn): Remove.
20519 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20521 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20523 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20524 Tobias Grosser <tobi.grosser@amd.com>
20526 * graphite.c (graphite_trans_scop_block): Do not block single
20529 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20531 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20532 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20533 test with assertion.
20535 2009-01-16 Richard Guenther <rguenther@suse.de>
20537 PR tree-optimization/38835
20538 PR middle-end/36227
20539 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20540 and INT + PTR -> (INT)(PTR p+ INT) folding.
20541 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20543 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20546 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20547 the subreg from a lowpart subreg if it is also casting the value.
20549 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20550 Tobias Grosser <tobi.grosser@amd.com>
20552 * graphite.c (compare_prefix_loops): New.
20553 (build_scop_canonical_schedules): Rewritten.
20554 (graphite_transform_loops): Move build_scop_canonical_schedules
20555 after build_scop_iteration_domain.
20557 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20558 Tobias Grosser <tobi.grosser@amd.com>
20560 * graphite.c (add_conditions_to_domain): Add the loops to
20561 the dimension of the iteration domain. Do copy the domain
20562 only when it exists.
20563 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20564 (add_conditions_to_constraints): New.
20565 (can_generate_code_stmt, can_generate_code): Removed.
20566 (gloog): Do not call can_generate_code.
20567 (graphite_transform_loops): Call add_conditions_to_constraints
20568 after building the iteration domain.
20570 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20572 PR tree-optimization/38789
20573 * tree-ssa-threadedge.c
20574 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20575 __builtin_constant_p.
20577 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20579 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20580 examined before deleting them.
20582 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20584 * function.c (aggregate_value_p): Correctly extract the function
20585 type from CALL_EXPR_FN lookup.
20587 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20589 * config/picochip/picochip.c (picochip_override_options): Revert
20590 CFI asm flag disable commited previously.
20592 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20593 Tobias Grosser <tobi.grosser@amd.com>
20594 Jan Sjodin <jan.sjodin@amd.com>
20596 * graphite.c (scan_tree_for_params): On substractions negate
20597 all the coefficients of the term.
20598 (clast_to_gcc_expression_red): New. Handle reduction expressions
20599 of more than two operands.
20600 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20601 (get_vdef_before_scop): Handle also the case of default definitions.
20603 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20605 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20606 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20607 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20609 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20610 Joey Ye <joey.ye@intel.com>
20612 PR middle-end/37843
20613 * cfgexpand.c (expand_stack_alignment): Don't update stack
20614 boundary nor check incoming stack boundary here.
20615 (gimple_expand_cfg): Update stack boundary and check incoming
20616 stack boundary here.
20618 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20620 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20622 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20624 PR rtl-optimization/38245
20625 * calls.c (expand_call): Add stack arguments to
20626 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20627 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20628 in regs and partially in memory or BLKmode arguments.
20629 (emit_library_call_value_1): Add stack arguments to
20630 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20631 ACCUMULATE_OUTGOING_ARGS).
20632 * dce.c: Include tm_p.h.
20633 (find_call_stack_args): New function.
20634 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20636 (mark_insn): Call find_call_stack_args for CALL_Ps.
20637 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20638 forwards. Allocate and free arg_stores bitmap if needed, pass it
20639 down to deletable_insn_p, don't mark stores set in arg_stores
20640 bitmap, clear the bitmap at the beginning of each bb.
20641 * Makefile.in (dce.o): Depend on $(TM_P_H).
20643 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20646 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20647 to make sure the insn is a conditional test (bug 22599). Reformat a
20650 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20652 PR middle-end/38431
20653 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20654 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20655 (gloog): Do not call cleanup_tree_cfg.
20656 (graphite_transform_loops): Call cleanup_tree_cfg after all
20657 scops have been code generated.
20659 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20660 * doc/gty.texi (Invoking the garbage collector): Added new node
20661 and section documenting ggc_collect.
20663 2009-01-14 Richard Guenther <rguenther@suse.de>
20665 PR tree-optimization/38826
20666 PR middle-end/38477
20667 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20668 initialization notes only if we actually emitted a warning.
20669 (intra_create_variable_infos): Add constraints for a result decl
20670 that is passed by hidden reference.
20671 (build_pred_graph): Mark all related variables non-direct on
20674 2009-01-14 Nick Clifton <nickc@redhat.com>
20676 * ira-conflicts.c: Include addresses.h for the definition of
20678 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20679 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20681 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20684 * Makefile.in (ira-lives.o): Add except.h.
20686 * ira-lives.c: Include except.h.
20687 (process_bb_node_lives): Process can_throw_internal.
20689 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20691 PR rtl-optimization/38774
20692 * combine.c (simplify_set): When undoing cc_use change, don't do
20693 PUT_CODE on the newly created comparison, but instead put back the
20696 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20698 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20699 values. Remove duplicate arm8 entry.
20701 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20703 PR tree-optimization/38786
20704 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20705 the SSA_NAME case of expand_scalar_variables_expr.
20706 Set the type of an expression to the type of its assign statement.
20707 (expand_scalar_variables_expr): Also gather the scalar computation
20708 used to index the memory access. Do not pass loop_p.
20709 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20710 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20711 the gimple_stmt_iterator where it inserts new code.
20712 Do not pass loop_p.
20713 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20714 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20716 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20718 * graphite.h (debug_value): Removed.
20719 * graphite.c (debug_value): Removed.
20721 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20723 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20724 ldrd/strd with two 32-bit instructions.
20726 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20728 * config/arm/arm.c (struct processors): Pass for speed down into
20729 cost helper functions.
20730 (const_ok_for_op): Handle COMPARE and inequality nodes.
20731 (arm_rtx_costs_1): Rewrite.
20732 (arm_size_rtx_costs): Update prototype.
20733 (arm_rtx_costs): Pass speed down to helper functions.
20734 (arm_slowmul_rtx_costs): Rework cost calculations.
20735 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20736 (arm_9e_rtx_costs): Likewise.
20738 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20740 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20741 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20742 (alpha_legitimize_address): Do not split local symbols wider than
20743 UNITS_PER_WORD into HIGH/LO_SUM parts.
20745 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20748 * gcc.c (process_command): Replace call to execvp with calls
20749 to pex_one and exit.
20751 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20754 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20755 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20756 variant for devices with 3-byte PC.
20757 (__tablejump_elpm__): New.
20759 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20762 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20763 offsetof member-designator, handle it as `[0].'.
20765 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20767 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20768 function when not using named sections on targets with named sections
20769 if branch distance is less than 262132.
20771 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20773 * combine.c (combine_instructions): Recompute
20774 optimize_this_for_speed_p for each BB in the main combine loop.
20776 2009-01-12 Tomas Bily <tbily@suse.cz>
20779 * tree-loop-distribution.c (prop_phis): New function.
20780 (generate_builtin): Call prop_phis.
20781 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20783 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20785 PR tree-optimization/38807
20786 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20787 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20789 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20791 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20792 subreg of op0 to the original op0.
20794 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20796 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20798 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20801 * mips-tfile.c (parse_def): Fix parsing of def strings
20802 starting with digits.
20804 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20807 * config/arm/arm.c (arm_is_long_call_p): Don't call
20808 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20810 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20812 * regrename.c (regrename_optimize): Fix dumping.
20813 (find_oldest_value_reg): Preserve REG_POINTER.
20814 (copy_hardreg_forward_1): Likewise.
20816 2009-01-09 Diego Novillo <dnovillo@google.com>
20818 * gimple.h (struct gimple_statement_base) <uid>: Document
20819 the restrictions on its use.
20820 (gimple_uid): Tidy.
20821 (gimple_set_uid): Tidy.
20823 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20825 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20826 zero guard even if align_bytes != 0 and count is smaller than
20829 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20831 PR rtl-optimization/38495
20832 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20833 (add_range_and_copies_from_move_list): Print all added ranges.
20834 Add ranges to memory optimized destination.
20836 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20840 * config/i386/i386.c (override_options): Reject
20841 -mstringop-strategy=rep_8byte with -m32.
20842 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20843 to 1. Do count comparison against epilogue_size_needed at compile
20844 time even when count_exp was constant forced into register. For
20845 size_needed don't jump to epilogue, instead just avoid aligning
20846 and invoke the body algorithm. If need_zero_guard, add zero guard
20847 even if count is non-zero, but smaller than size_needed + number of
20848 bytes that could be stored for alignment.
20849 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20850 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20851 but smaller than size_needed + number of bytes that could be stored
20852 for alignment. Compare size_needed with epilogue_size_needed instead
20853 of desired_align - align, don't adjust size_needed, pass
20854 epilogue_size_needed to the epilogue expanders.
20857 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20859 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20861 * pa.c (last_address): Change to unsigned.
20862 (update_total_code_bytes): Change argument to unsigned. Don't
20863 check if insn addresses are set.
20864 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20865 addresses are not set.
20866 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20868 2009-01-09 Nick Clifton <nickc@redhat.com>
20870 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20871 DECL_DECLARED_INLINE_P.
20873 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20875 PR middle-end/38347
20876 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20877 GET_MODE (op0) in operand_subword_force calls.
20879 PR middle-end/38771
20880 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20881 fold_convert arg0 operands to TREE_TYPE (op0) first.
20883 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20885 * params.def (ira-max-conflict-table-size): Decrease default value
20888 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20890 PR tree-optimization/37031
20891 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20893 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20894 allocate it using gc instead of heap, use VEC_quick_push instead of
20896 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20897 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20898 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20899 allocated vector from heap allocated.
20900 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20901 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20902 vector only after perfect_loop_nest_depth call.
20904 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20905 Jan Sjodin <jan.sjodin@amd.com>
20907 PR tree-optimization/38559
20908 * graphite.c (debug_value, copy_constraint,
20909 swap_constraint_variables, scale_constraint_variable, ): New.
20910 (get_lower_bound, get_upper_bound): Removed.
20911 (graphite_trans_bb_strip_mine): Clean up this code that works
20912 only for constant number of iterations. Fully copy upper and
20913 lower bound constraints, not only the constant part of them.
20914 * graphite.h (debug_value): Declared.
20916 2009-01-08 Ira Rosen <irar@il.ibm.com>
20918 PR tree-optimization/37194
20919 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20920 Don't add the cost of cost model guard in prologue to scalar
20921 outside cost in case of known number of iterations.
20923 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20924 Alan Modra <amodra@bigpond.net.au>
20926 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20927 non-word-aligned REG+CONST addressing.
20929 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20932 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20933 free_after_compilation when outputting a thunk.
20934 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20935 Do not call free_after_compilation here.
20937 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20939 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20940 (ix86_valid_target_attribute_inner_p): Ditto.
20942 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20944 PR tree-optimization/38492
20945 PR tree-optimization/38498
20946 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20947 * tree-chrec.h (scev_is_linear_expression): Declared.
20948 * graphite.c (graphite_cannot_represent_loop_niter): New.
20949 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20950 (graphite_loop_normal_form): Use gcc_assert.
20951 (scan_tree_for_params): Use CASE_CONVERT.
20952 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20953 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20954 Use gcc_assert. Discard scops that contain unhandled cases.
20955 (build_scop_conditions): Return a boolean status for unhandled cases.
20956 (strip_mine_profitable_p): Print the loop number, not its depth.
20957 (is_interchange_valid): Pass the depth of the loop nest, don't
20958 recompute it wrongly.
20959 (graphite_trans_bb_block): Same.
20960 (graphite_trans_bb_block): Print tentative of loop blocking.
20961 (graphite_trans_scop_block): Do not print that the loop has been
20963 (graphite_transform_loops): Do not handle scops that contain condition
20966 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20968 AVX Programming Reference (December, 2008)
20969 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20970 (_mm256_stream_pd): Likewise.
20971 (_mm256_stream_ps): Likewise.
20973 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20974 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20975 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20976 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20977 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20978 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20979 (ix86_expand_special_args_builtin): Likewise.
20981 * config/i386/sse.md (AVXMODEDI): New.
20982 (avx_movnt<mode>): Likewise.
20983 (avx_movnt<mode>): Likewise.
20984 (<sse>_movnt<mode>): Remove AVX support.
20985 (sse2_movntv2di): Likewise.
20987 2009-01-07 Richard Guenther <rguenther@suse.de>
20989 PR middle-end/38751
20990 * fold-const.c (extract_muldiv): Remove obsolete comment.
20991 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20992 to PLUS_EXPR canonicalization for the canonicalization.
20994 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20996 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20997 hosted cross-compilers generating less efficient code.
20999 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21001 * function.h (rtl_data): Add a dbr_scheduled_p field.
21002 * reorg.c (dbr_schedule): Set it.
21003 (gate_handle_delay_slots): Check it.
21004 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21005 (mips_reorg): Check flag_delayed_branch instead of
21006 mips_base_delayed_branch.
21007 (mips_override_options): Don't set mips_base_delayed_branch
21008 or flag_delayed_branch.
21010 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21012 PR rtl-optimization/38426.
21013 * ira.c (ira): Set current_function_is_leaf earlier.
21015 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21017 PR rtl-optimization/38722
21018 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21019 too early, only set a flag and modify after last possible
21022 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21025 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21026 * real.c (decimal_single_format): Correct values of emin and emax.
21027 (decimal_double_format): Ditto.
21028 (decimal_quad_format): Ditto.
21029 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21030 computation of DECnn_MIN and DECnn_MAX for corrected values of
21031 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21032 __DECnn_MIN__, and adjust its computation for the corrected value
21035 2009-01-06 Jan Hubicka <jh@suse.cz>
21038 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21040 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21042 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21043 Add Robert Clark to the list of testers.
21045 2009-01-06 Jan Hubicka <jh@suse.cz>
21046 Kai Tietz <kai.tietz@onevision.com>
21048 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21049 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21051 2009-01-06 Jan Hubicka <jh@suse.cz>
21052 Kai Tietz <kai.tietz@onevision.com>
21054 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21056 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21057 (ix86_nsaved_regs): Count only general purpose regs.
21058 (ix86_nsaved_sseregs): New.
21059 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21060 to 16 for w64; compute padding and size of sse reg save area.
21061 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21062 general purpose regs.
21063 (ix86_emit_save_sse_regs_using_mov): New.
21064 (ix86_expand_prologue): Save SSE regs if needed.
21065 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21066 (ix86_emit_restore_sse_regs_using_mov): New.
21067 (ix86_expand_epilogue): Save SSE regs if needed.
21069 2009-01-06 Jan Hubicka <jh@suse.cz>
21070 Kai Tietz <kai.tietz@onevision.com>
21072 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21073 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21074 functions when accumulate outgoing args is off.
21076 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21079 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21080 before using pseudos_have_intersected_live_ranges_p.
21082 * ira-int.h (ira_assert): Always define.
21084 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21086 AVX Programming Reference (December, 2008)
21087 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21088 (_mm256_permute2_pd): Likewise.
21089 (_mm_permute2_ps): Likewise.
21090 (_mm256_permute2_ps): Likewise.
21091 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21092 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21094 * config/i386/i386.c (ix86_builtins): Remove
21095 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21096 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21097 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21098 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21099 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21100 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21101 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21102 __builtin_ia32_vpermil2ps256.
21103 (ix86_init_mmx_sse_builtins): Updated.
21104 (ix86_expand_args_builtin): Likewise.
21106 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21108 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21109 long absolute calls when generating PA 2.0 code.
21111 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21113 PR rtl-optimization/38583
21114 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21116 * params.def (ira-max-conflict-table-size): New.
21118 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21120 * ira.h (ira_conflicts_p): New external definition.
21122 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21123 table. Report this. Return result of building.
21124 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21125 building conflict table.
21127 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21128 (ira_color): Use ira_conflicts_p.
21130 * global.c: Include ira.h.
21131 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21134 * Makefile.in (global.o): Add ira.h.
21136 * ira-build.c (mark_all_loops_for_removal,
21137 propagate_some_info_from_allocno): New.
21138 (remove_unnecessary_allocnos): Call
21139 propagate_some_info_from_allocno.
21140 (remove_low_level_allocnos): New.
21141 (remove_unnecessary_regions): Add parameter. Call
21142 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21143 parameter to remove_unnecessary_regions.
21144 (ira_build): Remove all regions but root if the conflict table was
21145 not built. Update conflict hard regs for allocnos crossing calls.
21147 * ira.c (ira_conflicts_p): New global.
21148 (ira): Define and use ira_conflicts_p.
21150 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21151 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21152 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21154 2009-01-06 Ben Elliston <bje@au.ibm.com>
21156 * gengtype-lex.l (YY_NO_INPUT): Define.
21158 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21161 * c-common.c (handle_vector_size_attribute): Also reject
21162 BOOLEAN_TYPE types.
21164 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21166 PR tree-optimization/38492
21167 * graphite.c (rename_map_elt, debug_rename_elt,
21168 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21169 rename_map_elt_info, eq_rename_map_elts,
21170 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21171 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21172 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21173 (sese_build_livein_liveouts): New.
21174 (new_sese, free_sese): New.
21175 (new_scop): Call new_sese.
21176 (free_scop): Call free_sese.
21177 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21178 (register_old_new_names): Renamed register_old_and_new_names.
21179 (register_scop_liveout_renames, add_loop_exit_phis,
21180 insert_loop_close_phis, struct igp,
21181 default_liveout_before_guard, add_guard_exit_phis,
21182 insert_guard_phis, copy_renames): New.
21183 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21184 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21185 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21186 (scop_adjust_phis_for_liveouts): New.
21187 (gloog): Call scop_adjust_phis_for_liveouts.
21189 * graphite.h (struct sese): Documented. Added fields liveout,
21190 num_ver and livein.
21191 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21192 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21193 (struct scop): Added field liveout_renames.
21194 (SCOP_LIVEOUT_RENAMES): New.
21196 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21198 PR tree-optimization/38510
21199 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21200 (translate_clast): Call recompute_all_dominators before
21202 (gloog): Call recompute_all_dominators before graphite_verify.
21204 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21205 Jan Sjodin <jan.sjodin@amd.com>
21207 PR tree-optimization/38500
21208 * graphite.c (create_sese_edges): Call fix_loop_structure after
21211 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21213 * config.gcc: Add m32r*-*-rtems*.
21214 * config/m32r/rtems.h: New file.
21216 2009-01-05 Ben Elliston <bje@au.ibm.com>
21218 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21219 (.po.pox): Likewise.
21220 (po/gcc.pot): Likewise.
21222 2009-01-04 David S. Miller <davem@davemloft.net>
21224 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21225 (STARTING_FRAME_OFFSET): Always set to zero.
21227 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21229 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21230 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21231 fixed-point types, and vectors of the same.
21233 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21235 * config/mips/sync.md (*mb_barrier): Rename to...
21236 (*memory_barrier): ...this.
21238 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21240 * doc/extend.texi (Function Attributes): Move @cindex after @item
21241 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21242 and put in alphabetical order. Fix 'target' name and put in order.
21243 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21246 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21248 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21249 (memory_barrier): Expand as unspec instead of unspec_volatile.
21250 Remove mem:BLK from insn operands. Use Pmode scratch register.
21251 (*memory_barrier): Define as unspec instead of unspec_volatile.
21252 Use (match_dup 0) as input operand.
21254 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21255 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21256 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21257 scratch register. Remove operand 1.
21258 (*stbar): Define as unspec instead of unspec_volatile.
21259 Use (match_dup 0) as input operand, remove (const_int 8).
21260 (*membar): Define as unspec instead of unspec_volatile.
21261 Use (match_dup 0) as input operand, remove input operand 2.
21263 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21264 (memory_barrier): Expand as unspec instead of unspec_volatile.
21265 Remove mem:BLK from insn operands. Use Pmode scratch register.
21266 (*memory_barrier): Define as unspec instead of unspec_volatile.
21267 Use (match_dup 0) as input operand.
21269 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21270 Remove mem:BLK from insn operands. Use Pmode scratch register.
21271 Set volatile flag on operand 0.
21272 (*memory_barrier): New insn pattern.
21274 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21276 (*memory_barrier): Use (match_dup 0) as input operand.
21278 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21279 Remove mem:BLK from insn operands. Use Pmode scratch register.
21280 Set volatile flag on operand 0.
21281 (*mb_internal): New insn pattern.
21283 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21285 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21287 PR middle-end/38586
21288 * function.c (struct temp_slot): Move to the section of the file
21289 that deals with temp slots. Remove field 'address'.
21290 (temp_slot_address_table): New hash table of address -> temp slot.
21291 (struct temp_slot_address_entry): New struct, items for the table.
21292 (temp_slot_address_compute_hash, temp_slot_address_hash,
21293 temp_slot_address_eq, insert_temp_slot_address): Support functions
21295 (find_temp_slot_from_address): Rewrite to use the new hash table.
21296 (remove_unused_temp_slot_addresses): Remove addresses of temp
21297 slots that have been made available.
21298 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21299 worker function for remove_unused_temp_slot_addresses.
21300 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21301 Add the temp slot address to the address -> temp slot map.
21302 (update_temp_slot_address): Update via insert_temp_slot_address.
21303 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21304 (pop_temp_slots): Likewise.
21305 (init_temp_slots): Allocate the address -> temp slot map, or empty
21306 the map if it is already allocated.
21307 (prepare_function_start): Initialize temp slot processing.
21309 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21311 PR middle-end/38584
21312 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21313 Calculate the size of all stack vars assuming no packing of stack
21314 vars will happen, replacing a quadratic algorithm with a linear one.
21316 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21319 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21322 2009-01-03 Diego Novillo <dnovillo@google.com>
21324 * doc/contrib.texi: Update contributions.
21326 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21329 * builtins.c (fold_builtin_memory_op): Give up if either operand
21330 is volatile. Set srctype or desttype to non-qualified version
21334 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21335 and FUNCTION_DECLs.
21337 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21339 PR rtl-optimization/35805
21340 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21341 problem if fast dce is able to remove any instructions.
21342 * dce.c (dce_process_block): Fix dump message.
21344 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21347 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21349 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21351 PR middle-end/38690
21352 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21353 * tree-pretty-print.c (op_code_prio): New function.
21354 (op_prio): No longer static. Use op_code_prio.
21355 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21356 Use op_prio and op_code_prio to determine if () should be
21357 printed around operand(s) or not.
21359 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21360 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21361 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21362 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21363 pp_character instead of pp_string for single letter printing.
21365 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21367 * doc/extend.texi: Fix '#pragma GCC option' typo.
21369 2009-01-02 Richard Guenther <rguenther@suse.de>
21371 * doc/install.texi (--enable-checking): Mention different
21372 default for stage1.
21373 (--enable-stage1-checking): Document.
21375 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21377 PR middle-end/30142
21378 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21379 case to be an error.
21381 2009-01-02 Ben Elliston <bje@au.ibm.com>
21383 * config/fp-bit.h (pack_d): Constify argument.
21384 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21385 (isnan): Constify argument.
21387 (iszero): Likewise.
21388 (pack_d): Likewise.
21389 (_fpadd_parts): Constify return type.
21390 (_fpmul_parts): Likewise.
21391 (_fpdiv_parts): Likewise.
21393 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21396 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21397 warn about overwriting initializer with side-effects or
21398 -Woverride-init if !IMPLICIT.
21399 (output_init_element): Likewise. Pass IMPLICIT down to
21401 (process_init_element): Add IMPLICIT argument. Pass it down
21402 to output_init_element.
21403 (push_init_element, pop_init_level, set_designator): Adjust
21404 process_init_element callers.
21405 (set_nonincremental_init, set_nonincremental_init_from_string):
21406 Adjust add_pending_init callers.
21407 (output_pending_init_elements): Adjust output_init_element callers.
21408 * c-tree.h (process_init_element): Adjust prototype.
21409 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21410 process_init_element callers.
21413 Copyright (C) 2009 Free Software Foundation, Inc.
21415 Copying and distribution of this file, with or without modification,
21416 are permitted in any medium without royalty provided the copyright
21417 notice and this notice are preserved.