1 2009-08-16 Douglas B Rupp <rupp@gnat.com>
3 * doc/invoke.texi (Target options):
4 Add new option list for IA-64/VMS.
5 (menu): Add IA-64/VMS Options.
6 (IA-64/VMS Options): Likewise.
8 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
11 * config/mips/mips.md (*lwxs): Use :P for pointer values.
13 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
15 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
16 (mips_pop_asm_switch): Likewise.
17 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
19 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
20 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
21 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
22 (mips_print_operand_punctuation): Use them. Check mips_noreorder
23 instead of set_noreorder.
24 (mips_output_function_prologue): Use the new functions.
25 (mips_output_function_epilogue): Likewise.
26 (mips_need_noat_wrapper_p): New function, split out from...
27 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
28 Use mips_push_asm_switch and mips_pop_asm_switch.
29 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
30 and mips_pop_asm_switch.
31 (ASM_OUTPUT_REG_POP): Likewise.
32 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
33 Use mips_pop_asm_switch.
34 (mips_asm_switch): New structure.
35 (set_noreorder, set_nomacro): Replace with...
36 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
37 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
38 instead of set_nomacro.
39 (fix_truncsfsi2_macro): Likewise.
40 (cprestore): Likewise.
41 (hazard): Use mips_noreorder instead of set_noreorder.
42 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
44 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
46 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
47 from prev_active_insn.
49 2009-08-16 Anatoly Sokolov <aesok@post.ru>
51 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
52 * config/avr/avr.c (avr_override_options): Initialize
53 avr_current_arch variable.
54 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
55 __AVR_HAVE_16BIT_SP__ according to the device type.
56 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
58 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
59 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
61 2009-08-16 Dodji Seketeli <dodji@redhat.com>
64 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
65 generating inlined subroutine die only. We shouldn't be
66 called for anything else.
67 (gen_block_die): Don't generate inline subroutine debug info for
70 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
72 * graphite-poly.c (print_pbb): Print PBB index.
74 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
77 * graphite-interchange.c (ppl_max_for_le): Moved...
78 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
79 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
80 ppl_Pointset_Powerset_C_Polyhedron_maximize.
81 * graphite-ppl.h (ppl_max_for_le): Declared.
83 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
85 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
86 supported on all platforms.
87 * target.h (struct gcc_target): Remove
88 handle_pragma_redefine_extname.
89 * c-cppbuiltin.c: Remove use of
90 targetm.handle_pragma_redefine_extname.
91 * c-pragma.c: Likewise.
92 * target-def.h (TARGET_INITIALIZER): Remove
93 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
94 * config/sol2.h: Remove use of
95 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
97 2009-08-14 Douglas B Rupp <rupp@gnat.com>
99 * config/ia64/fde-vms.c: New file.
100 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
101 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
102 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
103 (uw_frame_state_for): Only register a personality routine if it is
104 known to be compatible with our expectations.
105 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
106 Declare unw_table_entry stack variable and
107 mod all calls to _Unwind_FindTableEntry to add arg.
108 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
109 (_Unwind_FindTableEntry): Add arg to prototype.
111 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
113 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
114 field 'signal_pfs_loc'.
115 (uw_frame_state_for): Remove duplicate code dealing with leaf
116 procedures without unwind info.
117 If in the frame after unwinding through a signal handler, restore
118 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
119 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
120 'pfs_loc' to the AR.PFS location in the signal context; instead
121 set 'signal_pfs_loc'.
122 Manually generate the unwind info for the AR.PFS register.
123 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
124 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
125 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
126 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
127 instead set 'signal_pfs_loc'.
128 Remove code preventing the AR.PFS register from being restored
129 from the signal context.
131 2009-08-14 Douglas B Rupp <rupp@gnat.com>
132 Tristan Gingold <gingold@adacore.com>
134 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
135 * config/ia64/t-vms: New file.
136 * config/ia64/vms64.h: New file.
137 * config/ia64/vms.h: New file.
138 * config/ia64/vms-crtinit.asm: New file.
139 * config/ia64/vms_symvec_libgcc_s.opt: New file.
140 * config/ia64/vms-unwind.h: New file.
142 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
144 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
147 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
150 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
151 version. Move declaration...
152 * real.h (do_mpc_arg2): ... here.
153 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
156 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
158 * final.c (add_debug_prefix_map): Don't use GC memory for
159 old_prefix and new_prefix.
161 2009-08-14 Richard Guenther <rguenther@suse.de>
163 * ipa-prop.c (compute_complex_pass_through): If we cannot
164 compute a non-varying offset for IPA_JF_ANCESTOR punt.
166 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
168 * c-lex.c (c_lex_with_flags): Increase size of local variable
169 to avoid memory clobber.
171 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
174 * config/i386/i386.c (ix86_fp_comparison_strategy):
175 Only enable/disable sahf at function granularity.
177 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
179 PR rtl-optimization/41064
180 * reload1.c (reload_as_needed): Don't call extract_insn
181 for known invalid replacements after calling
182 validate_replace_rtx_group and verify_changes.
184 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
187 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
188 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
189 ix86_expand_fp_vcond.
190 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
191 Assert that operation is supported by ix86_expand_int_vcond.
192 (vcondu<SSEMODE124C8:mode>): Ditto.
194 2009-08-13 DJ Delorie <dj@redhat.com>
196 * config/i386/djgpp-stdint.h: New.
197 * config.gcc (djgpp): Use it.
199 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
201 * config/sh/sh.c (sh_override_options): When flag_exceptions or
202 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
204 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
206 * tree-ssa-loop-prefetch.c
207 (prune_ref_by_group_reuse): Enhance probabilistic analysis
208 for long-stride pruning.
209 (compute_miss_rate): New function to compute the probability
210 that two memory references access different cache lines.
212 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
214 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
216 2009-08-13 Richard Guenther <rguenther@suse.de>
219 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
220 use the constant pointer type.
221 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
222 of CV qualifiers on the target pointer type.
223 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
224 conversion check before restrict check.
226 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
229 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
231 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
233 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
235 2009-08-12 Richard Guenther <rguenther@suse.de>
237 PR tree-optimization/41011
238 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
239 and reference constructing.
241 2009-08-12 Xinliang David Li <davidxl@google.com>
243 PR tree-optimization/41012
244 * tree-flow.h : New external interface.
245 * gimple-low.c (check_call_arg): Change to public function.
246 Remove argument mismatch check in lowering.
247 * tree-inline.h (tree_can_inline_p): Interface change.
248 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
250 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
251 Call change to tree_can_inline_p function.
252 (cgraph_decide_inlining_incrementally): Ditto.
254 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
256 PR tree-optimization/41031
257 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
258 on the partition variable rather than promote_mode on the source
259 type. Assert that the partition variable's type has the same
260 mode as the source value's.
262 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
264 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
266 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
268 * calls.c (expand_call): Fix typo.
269 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
271 * stmt.c (expand_value_return): Use promote_function_mode to copy out
273 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
274 * config/cris/cris.c (cris_promote_function_mode): Likewise.
275 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
276 * config/pa/pa.c (pa_promote_function_mode): Likewise.
278 2009-08-11 Andrew Haley <aph@redhat.com>
280 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
282 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
285 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
287 2009-08-12 Richard Guenther <rguenther@suse.de>
289 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
290 * gimplify.c (gimplify_modify_expr): Do not use
291 lang_hooks.types_compatible_p.
292 * tree-ssa.c (useless_type_conversion_p): For aggregates
293 just return false if the canonical types differ.
295 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
298 * sese.c (convert_for_phi_arg): New.
299 (add_guard_exit_phis): Use convert_for_phi_arg.
301 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
303 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
304 unknown subscript upper bounds.
306 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
307 Pranav Garg <pranav.garg2107@gmail.com>
309 * graphite-interchange.c (gather_access_strides): Removed.
310 (ppl_max_for_le): New.
311 (build_linearized_memory_access): New.
312 (memory_stride_in_loop): New.
313 (pbb_interchange_profitable_p): Reimplemented.
314 * graphite-ppl.h (ppl_new_id_map): New.
315 (ppl_interchange): New.
317 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
319 * graphite-interchange.c (compute_subscript): Removed.
320 (compute_array_size_cstr): Removed.
321 (compute_array_size_poly): Removed.
322 (compute_array_size): Removed.
323 (gather_access_strides_poly): Removed.
324 (gather_access_strides): Empty.
326 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
328 * graphite-dependences.c (dependence_polyhedron_1): Replace
329 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
330 (graphite_legal_transform_dr): Same.
331 (graphite_carried_dependence_level_k): Same.
332 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
333 Initialize PDR_NB_SUBSCRIPTS.
334 (print_pdr_access_layout): Replace pdr_nb_subscripts with
336 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
337 (PDR_NB_SUBSCRIPTS): New.
338 (pdr_nb_subscripts): Removed.
339 (pdr_dim): Simplified.
340 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
341 with PDR_NB_SUBSCRIPTS.
343 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
345 * graphite-interchange.c (compute_array_size): Remove use of
347 * graphite-poly.c (new_poly_dr): Remove argument data_container.
348 Do not initialize PDR_DATA_CONTAINER.
349 (print_pdr): Do not print PDR_DATA_CONTAINER.
350 * graphite-poly.h (struct poly_dr): Remove data_container field.
351 (PDR_DATA_CONTAINER): Removed.
352 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
354 (build_poly_dr): Same.
356 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
357 Sebastian Pop <sebastian.pop@amd.com>
359 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
360 copy of the dependence polyhedron. Free the temporary objects.
361 (graphite_carried_dependence_level_k): Free unused objects before
364 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
365 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
366 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
367 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
368 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
370 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
372 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
373 Early return without analyzing the data dependences if no
374 transform has been done. Call restore_scattering if the transform
376 (graphite-interchange.c): Same.
377 * graphite-poly.c (print_scattering_function): Test for
379 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
380 (apply_poly_transforms): Do not gcc_assert that
381 the transform is legal.
382 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
383 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
384 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
385 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
386 * graphite-poly.h (struct poly_scattering): New.
387 (struct poly_bb): Add original, transformed, and saved fields.
388 Remove transformed_scattering, original_scattering,
389 nb_local_variables and nb_scattering_transform fields.
390 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
391 (poly_scattering_new): New.
392 (poly_scattering_free): New.
393 (poly_scattering_copy): New.
394 (store_scattering_pbb): New.
395 (store_scattering): New.
396 (restore_scattering_pbb): New.
397 (restore_scattering): New.
398 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
399 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
401 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
403 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
406 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
408 * Makefile.in (graphite.o): Depends on PREDICT_H.
409 * graphite.c: Include predict.h.
410 (graphite_finalize): Call tree_estimate_probability.
411 * predict.c (predict_loops): Do not call scev_initialize and
413 (tree_estimate_probability_bb): New.
414 (tree_estimate_probability): Do not initialize loops: move that
415 code to the driver. Call tree_estimate_probability_bb.
416 (tree_estimate_probability_driver): New.
417 (pass_profile): Use tree_estimate_probability_driver.
418 * predict.h (tree_estimate_probability): Declared.
420 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
422 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
423 * graphite-dependences.c (graphite_legal_transform): Add time to
424 TV_GRAPHITE_DATA_DEPS.
425 (dependency_between_pbbs_p): Same.
426 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
428 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
430 PR rtl-optimization/41033
431 * alias.c (nonoverlapping_component_refs_p): Punt when strict
432 aliasing is disabled.
434 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
436 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
437 si_mask_operand, and_load_operand, low_bitmask_operand,
438 and_reg_operand, and_operand): New predicates.
439 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
440 * config/mips/mips.c (and_operands_ok): New function.
441 * config/mips/mips-protos.h (and_operands_ok): Declare it.
442 * config/mips/mips.md (move_type): Add ext_ins and logical.
444 (and<mode>3): Use and_reg_operand as the second operand's predicate.
445 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
446 shift_shift. Remove commutative constraint modifier.
447 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
449 (*clear_upper32_dext): Remove define_insn_and_split.
450 (*clear_upper32): Turn this define_insn_and_split ...
451 (splitter for ANDing register with 0xffff_ffff): .. into this.
453 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
455 * combine.c (try_widen_shift_mode): Factor out code to check if an
456 integer constant is a low-order bitmask from here ...
457 * rtlanal.c (low_bitmask_len): ... to here.
458 * rtl.h (low_bitmask_len): Declare.
460 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
463 * config/alpha/alpha.md (addsi3): Remove expander.
464 (addsi3): Rename from *addsi3_internal insn pattern.
465 (subsi3): Remove expander.
466 (subsi3): Rename from *subsi3_internal insn pattern.
468 2009-08-11 Douglas B Rupp <rupp@gnat.com>
470 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
473 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
474 Eric Botcazou <botcazou@adacore.com>
475 Douglas B Rupp <rupp@gnat.com>
477 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
478 that records that fit in 64 bits are returned by immediate value,
479 as required by OpenVMS Calling Standard.
480 (function_value): Adjust for above modification.
481 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
482 virtual_incoming_args_rtx as base object, not next_arg.
483 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
485 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
487 * reload.c (find_reloads_subreg_address): Check the original
488 req_equiv_mem address to detect the case where an address is
489 not valid in the outer mode.
491 2009-08-11 Richard Guenther <rguenther@suse.de>
494 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
496 2009-08-10 Douglas B Rupp <rupp@gnat.com>
498 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
499 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
501 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
502 Douglas B Rupp <rupp@gnat.com>
504 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
505 PT_STACK when frame_pointer_needed on OpenVMS.
506 (alpha_pv_save_size, alpha_using_fp): Remove.
507 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
508 with proper processing for PT_NULL.
509 (alpha_vms_initial_elimination_offset): New function. Support for
510 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
511 (alpha_sa_size): Force procedure type to PT_STACK when
512 frame_pointer_needed on OpenVMS.
513 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
514 (alpha_using_fp): Likewise.
515 (alpha_vms_can_eliminate): Add prototype.
516 (alpha_vms_initial_elimination_offset): Likewise.
517 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
518 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
520 2009-08-10 Eric Botcazou <botcazou@adacore.com>
521 Douglas B Rupp <rupp@gnat.com>
523 * config/alpha/alpha.c (common_object_handler): New function.
524 (vms_attribute_table): Declare a single attribute "common_object".
525 (vms_output_aligned_decl_common): New global function.
526 (SECTION_VMS_OVERLAY): Delete.
527 (SECTION_VMS_GLOBAL): Likewise.
528 (SECTION_VMS_INITIALIZE): Likewise.
529 (vms_asm_named_section): Remove support for above flags.
530 (vms_section_type_flags): Delete.
531 (TARGET_SECTION_TYPE_FLAGS): Likewise.
532 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
533 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
534 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
536 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
539 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
540 (sub_ddmmss): Likewise.
542 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
545 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
548 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
551 * reload1.c (reload_as_needed): Use cancel_changes to completely
552 undo a failed replacement attempt.
554 2009-08-10 Richard Guenther <rguenther@suse.de>
557 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
558 (useless_type_conversion_p): ... here. Require pointer targets
561 2009-08-10 Dodji Seketeli <dodji@redhat.com>
564 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
565 loose the original type of the statement list.
567 2009-08-09 Douglas B Rupp <rupp@gnat.com>
569 * config/alpha/alpha.c: Include libfuncs.h
570 (avms_asm_output_extern): New function.
571 (alpha_init_libfuncs): Init some decc libfuncs.
572 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
573 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
574 (DO_CRTL_NAMES): Define.
576 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
577 (LONG_TYPE_SIZE): Define.
578 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
579 (SUBTARGET_SWITCHES): Define malloc64 switch.
580 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
581 (MASK_RETURN_ADDR): Define.
582 doc/invoke.texi (mmalloc64): Document switch.
584 2009-08-09 Olivier Hainque <hainque@adacore.com>
585 Douglas B Rupp <rupp@gnat.com>
587 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
588 uses_condition_handler.
589 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
590 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
591 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
592 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
593 (code_for_builtin): New insn codes for the new alpha_builtins.
594 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
595 (alpha_sa_size): Account for uses_condition_handler.
596 (alpha_expand_prologue): Likewise.
597 (alpha_start_function): Likewise.
598 (alpha_expand_epilogue): Likewise.
599 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
600 establish/revert expanders.
601 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
602 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
603 New expander, resorting to the alpha.c associated function.
604 (builtin_revert_vms_condition_handler): Likewise.
605 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
606 __gcc_shell_handler, the static VMS condition handler used as
607 an indirection wrapper to the current dynamically established
609 * config/alpha/vms-unwind.h: Complete rewrite.
610 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
611 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
613 2009-08-09 Eric Botcazou <botcazou@adacore.com>
614 Douglas B Rupp <rupp@gnat.com>
616 * config/alpha/alpha.c (alpha_links): Add 'target' field.
617 (alpha_need_linkage): Handle aliases. Return function symbol.
618 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
619 Use ultimate alias target for the linkage name.
620 * config/alpha/alpha.md (movmemdi): Use the symbol returned
621 by alpha_need_linkage for the function symbol.
622 (setmemdi): Likewise.
624 2009-08-09 Douglas B Rupp <rupp@gnat.com>
626 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
627 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
628 (ASM_WEAKEN_LABEL): Define.
629 (CRT_CALL_STATIC_FUNCTION): Define.
630 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
631 (ENDFILE_SPEC): Define.
632 (INIT_SECTION_ASM_OP): Define.
633 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
634 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
636 (MULTILIB_OSDIRNAMES): Define.
637 (shlib_version): Define.
639 (SHLIB_OBJS): Define.
640 (SHLIB_NAME): Define.
641 (SHLIB_MULTILIB): Define.
642 (SHLIB_INSTALL): Define.
643 (SHLIB_SYMVEC): Define.
644 (SHLIB_SYMVECX2): Define.
645 (SHLIB_LINK): Define.
647 2009-08-09 Douglas B Rupp <rupp@gnat.com>
649 * config/alpha/alpha.c (alpha_initialize_trampoline):
650 Initialize VMS trampoline IAW ABI for bounded procedure calls.
651 (alpha_start_function): Emit transfer address on nested functions
652 for VMS trampoline call.
653 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
654 since no longer used.
655 * config/alpha/vms-tramp.asm: Remove.
656 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
657 since now only data initialized at runtime.
659 2009-08-09 Douglas B Rupp <rupp@gnat.com>
661 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
662 (LINK_GCC_C_SEQUENCE_SPEC): Define.
663 (MD_EXEC_PREFIX): Remove, no longer used.
664 (MD_STARTFILE_PREFIX): Likewise.
665 (INCLUDE_DEFAULTS): Likewise.
666 * config/alpha/t-vms:
667 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
669 2009-08-09 Richard Guenther <rguenther@suse.de>
671 PR tree-optimization/41016
672 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
673 (operand_precision): Remove.
674 (integral_operand_p): Likewise.
675 (recognize_single_bit_test): Adjust.
677 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
679 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
680 operation overflows. Likewise non-cast unary arithmetic.
681 If one arm of a conditional expression is always taken,
682 inhibit evaluation warnings for the other arm. Likewise inhibit
683 evaluation warnings for the second && or || operand if the first
684 operand is enough to determine the result.
685 * c-typeck.c (build_conditional_expr): Apply the same inhibition
687 (build_binary_op): Prevent duplicate evaluation warnings.
689 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
691 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
692 and destination have different modes, Use promote_mode to
693 determine the signedness of the conversion. Assert that the
694 promoted source mode matches the destination mode. Don't pass
695 the destination and destination mode to expand_expr if the source
696 mode is different. Simplify conversion logic.
698 2009-08-09 Ira Rosen <irar@il.ibm.com>
700 PR tree-optimization/41008
701 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
702 from condition only in case it's a comparison. Adjust checks.
704 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
706 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
707 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
708 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
709 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
710 (dump_cand): Handle them.
711 (struct iv_cand): New members COST_STEP and AINC_USE.
712 (stmt_after_increment): Likewise.
713 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
714 callers changed. Use gimple_uid comparison instead of scanning.
715 (add_candidate_1): When looking for identical candidates, take
716 AINC_USE into account. Set it for new candidates.
717 (force_expr_to_var_cost): Cast target_spill_cost to int.
718 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
719 All callers changed. Check for availability of autoinc addressing
720 modes, both in general for a given mode, and in the specific use case.
721 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
723 (get_computation_cost): Likewise.
724 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
725 add_autoinc_candidates): New static functions.
726 (add_candidate): Call add_autoinc_candidates for candidates based on
728 (find_iv_candidates): Call set_autoinc_for_original_candidates.
729 (determine_use_iv_cost_address): If we have an autoinc candidate at
730 the matching use, verify autoinc is possible and subtract the cost
731 of the candidate's step from the cost.
732 (determine_iv_cost): Record the cost of the increment in the COST_STEP
733 member of the candidate.
734 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
735 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
737 2009-08-09 Douglas B Rupp <rupp@gnat.com>
739 * config.build (ia64-hp-*vms*): New target.
740 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
742 * config.gcc (ia64-hp-*vms*): New target.
743 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
745 * config.host (ia64-hp-*vms*): New target.
746 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
749 2009-08-08 Richard Guenther <rguenther@suse.de>
751 PR tree-optimization/40991
752 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
754 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
756 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
757 mode check. Do truncations in an integer mode.
758 (force_to_mode): Handle subregs for all mode types. Only do
759 arithmetic simplifications on integer modes.
761 2009-08-07 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/40999
764 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
765 (maybe_fold_reference): Lookup constant initializers.
766 (fold_gimple_assign): Likewise.
768 2009-08-07 Richard Guenther <rguenther@suse.de>
770 * tree-ssa.c (useless_type_conversion_p_1): Only for types
771 that require structural equality defer to the langhook.
773 2009-08-07 Martin Jambor <mjambor@suse.cz>
775 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
777 (struct ipa_pass_through_data): New type.
778 (struct ipa_ancestor_jf_data): New type.
779 (union jump_func_value): Removed field formal_id, added fields
780 pass_through and ancestor.
781 (struct ipa_param_call_note): Changed type of formal_id to int from
783 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
784 operations jump functions and ancestor jump functions.
785 (compute_complex_pass_through): New function.
786 (compute_scalar_jump_functions): Call compute_complex_pass_through,
787 reflect changes in the jump function strucutre.
788 (update_jump_functions_after_inlining): Ignore complex pass-through
789 and ancestor jump functions.
790 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
791 polynomial pass-through with operation jump functions.
793 2009-08-07 Jakub Jelinek <jakub@redhat.com>
795 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
796 fde->dw_fde_begin as begin label instead of hot/cold label.
797 Use LLSDAC label instead of LLSDA for second section lsda.
798 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
799 label instead of LLSDA if it is true.
800 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
802 * except.c (add_call_site, dw2_size_of_call_site_table): Add
803 SECTION argument. Use it as index into crtl->eh.call_site_record
805 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
806 use it to determine how to print table entries instead of using
807 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
808 label instead of normal begin label as base.
809 (sjlj_assign_call_site_values): Adjust add_call_site caller.
810 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
811 ensure no EH range spans between sections and that landing pads
812 are always in the corresponding section.
813 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
814 for crtl->eh.call_site_record being an array rather than scalar.
815 (output_one_function_exception_table): New function, copied
816 from output_function_exception_table. Adjust
817 dw2_size_of_call_site_table, dw2_output_call_site_table
818 callers. For SECOND section use *C suffixed labels.
819 (output_function_exception_table): Call
820 output_one_function_exception_table and, when doing hot/cold
821 partitioning, also another time for the second section.
822 * opts.c: Include except.h.
823 (decode_options): Allow -freorder-blocks-and-partition with
824 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
825 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
826 * function.h (struct rtl_eh): Change call_site_record from
827 scalar into array of 2 elements.
829 2009-08-07 Martin Jambor <mjambor@suse.cz>
831 * ipa-prop.c (count_formal_params_1): New function.
832 (ipa_get_vector_of_formal_parms): New function.
833 (get_vector_of_formal_parm_types): New function.
834 (ipa_modify_formal_parameters): New function.
835 (ipa_modify_call_arguments): New function.
836 (index_in_adjustments_multiple_times_p): New function.
837 (ipa_combine_adjustments): New function.
838 (ipa_dump_param_adjustments): New function.
839 * ipa-prop.h (struct ipa_parm_adjustment): New type.
840 (ipa_get_vector_of_formal_parms): Declare.
841 (ipa_modify_formal_parameters): Declare.
842 (ipa_modify_call_arguments): Declare.
843 (ipa_combine_adjustments): Declare.
844 (ipa_dump_param_adjustments): Declare.
845 (build_ref_for_offset): Declare.
846 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
847 * tree-sra.c: Include ipa-prop.c.
848 (build_ref_for_offset): Make public.
850 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
852 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
854 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
856 * gcc/doc/extend.texi (__builtin_extract_return_address)
857 (__builtin_frob_return_address): Document.
859 2009-08-06 Paul Brook <paul@codesourcery.com>
861 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
862 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
863 implementation on ARMv6-M.
865 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
867 * doc/extend.texi (pcs): Document new attribute for ARM.
869 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
871 * arm.c (pcs_attribute_args): Comment out unsupported attribute
874 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
876 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
879 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
881 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
883 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
885 Merge ARM/hard_vfp_branch to trunk.
887 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
889 * arm.c (libcall_eq): New function.
890 (libcall_hash): New function.
891 (add_libcall): New function.
892 (arm_libcall_uses_aapcs_base): New function.
893 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
894 libcalls using the base PCS.
895 (arm_init_cumulative_args): Likewise.
897 2009-07-20 Joseph Myers <joseph@codesourcery.com>
899 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
900 Use base ABI for conversion libfuncs between HFmode and SFmode.
902 2009-05-12 Joseph Myers <joseph@codesourcery.com>
904 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
905 V4SImode as representatives of all 64-bit and 128-bit vector
906 types. Allow vector types without vector modes.
907 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
908 without vector modes like BLKmode.
909 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
910 BLKmode. Avoid unsupported vector modes or TImode moves for
912 (aapcs_vfp_allocate_return_reg): Likewise.
913 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
914 V8QImode if TARGET_NEON || TARGET_IWMMXT.
916 2009-05-12 Joseph Myers <joseph@codesourcery.com>
918 * config/arm/arm.c (arm_handle_pcs_attribute): New.
919 (arm_get_pcs_model): Pass attribute arguments to
920 arm_pcs_from_attribute.
921 (arm_init_cumulative_args): Use base AAPCS for conversions from
922 floating-point types to DImode.
923 (arm_attribute_table): Add pcs attribute.
924 (arm_handle_pcs_attribute): New.
925 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
926 conversions from floating-point types to DImode, also declare them
927 to use base AAPCS and declare functions they call to use base
928 AAPCS and their RTABI names.
930 2009-05-12 Joseph Myers <joseph@codesourcery.com>
932 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
933 -mfloat-abi=hard not being supported for VFP.
935 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
937 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
938 SYMBOL_REF to hard_libcall_value.
940 2009-03-05 Joseph Myers <joseph@codesourcery.com>
941 Richard Earnshaw <rearnsha@arm.com>
943 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
944 has been put on the stack, all remaining co-processory arguments for
945 that co-processor also go on the stack.
947 2009-03-05 Joseph Myers <joseph@codesourcery.com>
949 * config/arm/arm.c (arm_return_in_memory): Handle returning
950 vectors of suitable size in registers also for AAPCS case.
952 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
954 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
956 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
958 ARM Hard-VFP calling convention
959 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
960 * target.h (gcc_target): Add libcall_value to table of call hooks.
961 * targhooks.h (default_libcall_value): Default implementation.
962 * targhooks.c (default_libcall_value): Likewise.
963 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
964 * optabs.c (expand_unop): Use it.
965 * expr.h (hard_libcall_value): Pass the function RTX through.
966 * calls.c (emit_library_call_value_1): Update call to
968 * explow.c (hard_libcall_value): Use new target hook.
969 * testsuite/lib/target-supports.exp
970 (check_effective_target_arm_hard_vfp_ok): New hook.
971 (check_effective_target_arm_neon_ok): Improve test for neon
973 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
974 * config/arm/arm.c: Include cgraph.h
975 (TARGET_FUNCTION_VALUE): Override default hook.
976 (arm_pcs_default): New variable.
977 (arm_override_options): Don't fault hard calling convention with VFP.
978 Add support for AAPCS variants.
979 (arm_function_value): Make static. Handle AAPCS variants.
980 (arm_libcall_value): New function.
981 (arm_apply_result_size): Handle VFP registers in results.
982 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
984 (pcs_attribute_args): New variable.
985 (arm_pcs_from_attribute): New function.
986 (arm_get_pcs_model): New function.
987 (aapcs_vfp_cum_init): New function.
988 (aapcs_vfp_sub_candidate): New function.
989 (aapcs_vfp_is_return_candidate): New function.
990 (aapcs_vfp_is_call_candidate): New function.
991 (aapcs_vfp_allocate): New function.
992 (aapcs_vfp_allocate_return_reg): New function.
993 (aapcs_vfp_advance): New function.
994 (aapcs_cp_arg_layout): New variable.
995 (aapcs_select_call_coproc): New function.
996 (aapcs_select_return_coproc): New function.
997 (aapcs_allocate_return_reg): New function.
998 (aapcs_libcall_value): New function.
999 (aapcs_layout_arg): New function.
1000 (arm_init_cumulative_args): Initialize AAPCS args data.
1001 (arm_function_arg): Handle AAPCS variants using new interface.
1002 (arm_arg_parital_bytes): Likewise.
1003 (arm_function_arg_advance): New function.
1004 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1005 calling conventions.
1006 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1007 * arm.h (NUM_VFP_ARG_REGS): Define.
1008 (LIBCALL_VALUE): Update.
1009 (FUNCTION_VALUE): Delete.
1010 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1011 (arm_pcs): New enum.
1012 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1013 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1014 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1015 * arm-protos.h (arm_function_arg_advance): Add.
1016 (aapcs_libcall_value): Add.
1017 (arm_function_value): Delete.
1019 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1020 H.J. Lu <hongjiu.lu@intel.com>
1023 * config/i386/i386.c (standard_sse_mode_p): Remove.
1024 (standard_sse_constant_p): Return 2 for integer mode
1025 vector_all_ones_operand when SSE2 is enabled.
1026 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1027 (ix86_expand_vector_move): Do not check for negative values from
1028 standard_sse_constant_p.
1030 2009-08-06 Richard Guenther <rguenther@suse.de>
1032 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1033 array type comparisons frontend independent.
1034 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1035 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1036 out array reference lower bound and element size operands.
1037 (ao_ref_init_from_vn_reference): Properly compute the offset
1038 for ARRAY_RANGE_REF.
1039 (vn_reference_fold_indirect): Fill out array reference lower
1040 bound and element size operands.
1041 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1042 a non gimple valued reference operand which can happen for
1043 array reference lower bound or element size.
1044 (create_component_ref_by_pieces_1): Properly generate the
1045 element size operand for array references.
1047 2009-08-06 Richard Guenther <rguenther@suse.de>
1049 PR tree-optimization/40964
1050 * tree.c (iterative_hash_host_wide_int): Export.
1051 * tree.h (iterative_hash_host_wide_int): Declare.
1052 * tree-ssa-structalias.c (heapvar_map): New struct.
1053 (heapvar_map_eq): New function.
1054 (heapvar_map_hash): Likewise.
1055 (heapvar_lookup): Adjust.
1056 (heapvar_insert): Likewise.
1057 (make_constraint_from_heapvar): Allow multiple heap variables
1058 per decl at different offsets.
1059 (init_alias_heapvars): Adjust.
1061 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1063 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1064 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1065 trailing sync if TARGET_SYNC_AFTER_SC.
1067 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1069 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1070 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1071 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1072 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1073 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1074 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1075 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1076 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1077 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1078 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1079 the prototype declaration match the definition.
1080 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1081 instructions explicitly. Add barrier_before and operands
1083 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1084 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1085 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1086 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1087 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1088 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1090 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1092 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1094 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1095 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1098 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1101 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1103 PR rtl-optimization/40924
1104 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1105 make sure canon_rtx (mem_address) isn't simpler than
1106 canon_rtx (expanded_mem_address).
1108 2009-08-05 Li Feng <nemokingdom@gmail.com>
1110 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1112 (build_scop_drs): Build alias set for each SCoP.
1114 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1116 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1117 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1118 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1119 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1120 (BASE_DRIVER_SELF_SPECS): Likewise.
1122 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1124 * tree-ssa-alias.c: Fix some comment typos.
1126 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1128 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1129 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1131 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1134 * simplify-rtx.c (simplify_binary_operation_1): Disable
1135 simplifications for decimal float operations.
1137 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1140 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1141 operand of INDIRECT_REF.
1143 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1145 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1146 constants referencing TLS symbols.
1148 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1150 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1151 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1153 2009-08-03 Richard Guenther <rguenther@suse.de>
1155 * tree.c (make_vector_type): Build a main variant first,
1156 get the canonical one and then build the variant.
1157 * tree-ssa.c (useless_type_conversion_p_1): Handle
1159 (useless_type_conversion_p): Conversions to pointers to
1160 incomplete record types are useless.
1162 2009-08-03 Richard Guenther <rguenther@suse.de>
1164 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1165 file will be created.
1166 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1167 * toplev.c (compile_file): Adjust comment.
1169 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1171 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1172 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1173 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1174 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1175 (sh_promote_function_mode): Fix typo.
1177 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1179 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1181 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1183 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1184 declaration arguments.
1186 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1188 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1189 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1190 (ix86_split_ashl): Ditto.
1191 (ix86_expand_vector_init_one_nonzero): Ditto.
1192 (ix86_expand_vector_set): Ditto.
1193 (ix86_expand_reduc_v4sf): Ditto.
1195 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1197 * explow.c (promote_function_mode): Remove assert.
1198 * config/sh/sh.c (sh_promote_function_mode): Declare.
1200 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1202 * config/pa/pa.c (pa_promote_function_mode): Declare.
1203 Change to static. Fix promote_mode call.
1205 * gthr-dce.h (CONST_CAST2): Define if not defined.
1206 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1208 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1210 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1212 * expr.c (store_constructor): Use promote_decl_mode. Remove
1213 now write-only variable unsignedp.
1214 (expand_expr_real_1): Use promote_decl_mode.
1215 * expr.h (promote_function_mode, promote_decl_mode): New.
1216 (promote_mode): Remove last argument.
1217 * function.c (assign_temp): Drop last argument of promote_mode.
1218 (assign_parm_find_data_types): Use promote_function_mode.
1219 (assign_parm_setup_reg): Likewise.
1220 (expand_function_end): Use promote_function_mode.
1221 * calls.c (initialize_argument_information): Use promote_function_mode.
1222 (precompute_arguments): Use promote_mode instead of checking if
1223 only PROMOTE_FUNCTION_MODE is defined.
1224 (expand_call): When making sibcall decisions, use promote_function_mode.
1225 Below, remove an if for targetm.calls.promote_function_return and
1226 and use promote_function_mode.
1227 (emit_library_call_value_1): Use promote_function_mode, fix bug
1228 where promote_mode was passed FOR_CALL == 0 for a return value in an
1230 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1231 * explow.c (promote_function_mode, promote_decl_mode): New.
1232 (promote_mode): Keep only the FOR_CALL == 0 case.
1233 * combine.c (setup_incoming_promotion): Remove test of
1234 promote_function_args. Use promote_function_mode.
1235 * stmt.c (expand_value_return): Use promote_decl_mode.
1236 (expand_decl): Use promote_decl_mode.
1238 * expr.c (store_constructor): Use promote_decl_mode. Remove
1239 now write-only variable unsignedp.
1240 (expand_expr_real_1): Use promote_decl_mode.
1241 * expr.h (promote_function_mode, promote_decl_mode): New.
1242 (promote_mode): Remove last argument.
1243 * function.c (assign_temp): Drop last argument of promote_mode.
1244 (assign_parm_find_data_types): Use promote_function_mode.
1245 (assign_parm_setup_reg): Likewise.
1246 (expand_function_end): Use promote_function_mode.
1247 * calls.c (initialize_argument_information): Use promote_function_mode.
1248 (precompute_arguments): Use promote_mode instead of checking if
1249 only PROMOTE_FUNCTION_MODE is defined.
1250 (expand_call): When making sibcall decisions, use promote_function_mode.
1251 Below, remove an if for targetm.calls.promote_function_return and
1252 and use promote_function_mode.
1253 (emit_library_call_value_1): Use promote_function_mode, fix bug
1254 where promote_mode was passed FOR_CALL == 0 for a return value in an
1256 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1257 * explow.c (promote_function_mode, promote_decl_mode): New.
1258 (promote_mode): Keep only the FOR_CALL == 0 case.
1259 * combine.c (setup_incoming_promotion): Remove test of
1260 promote_function_args. Use promote_function_mode.
1261 * stmt.c (expand_value_return): Use promote_decl_mode.
1262 (expand_decl): Use promote_decl_mode.
1264 * explow.c (promote_function_mode): Just call the target hook.
1265 * targhooks.c (default_promote_function_mode,
1266 default_promote_function_mode_always_promote): New.
1267 * targhooks.h (default_promote_function_mode,
1268 default_promote_function_mode_always_promote): Declare.
1269 * target.h (promote_function_args, promote_function_return): Remove.
1270 (promote_function_mode): New.
1271 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1272 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1273 (TARGET_PROMOTE_FUNCTION_MODE): New.
1274 (TARGET_CALLS): Adjust.
1275 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1276 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1278 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1279 * config/s390/s390.c (s390_promote_function_mode): ... here,
1280 with pointer handling.
1281 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1282 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1284 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1285 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1286 with pointer handling.
1287 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1288 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1290 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1291 * config/sh/sh.c (sh_promote_function_mode): New.
1292 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1293 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1295 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1296 * config/cris/cris.c (cris_promote_function_mode): ... here.
1297 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1298 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1300 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1301 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1302 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1303 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1305 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1306 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1307 complex type handling.
1308 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1309 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1311 * config/pa/pa.c (pa_promote_function_mode): New.
1312 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1313 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1315 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1316 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1317 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1318 * config/xtensa/xtensa.c: Likewise.
1319 * config/stormy16/stormy16.c: Likewise.
1320 * config/iq2000/iq2000.c: Likewise.
1321 * config/rs6000/rs6000.c: Likewise.
1322 * config/picochip/picochip.c: Likewise.
1323 * config/arc/arc.c: Likewise.
1324 * config/mcore/mcore.c: Likewise.
1325 * config/score/score.c: Likewise.
1326 * config/mips/mips.c: Likewise.
1327 * config/bfin/bfin.c: Likewise.
1328 * config/ia64/ia64.c: Likewise (disabled though).
1330 * config/frv/frv.h: Remove pointless remark.
1332 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1333 TARGET_PROMOTE_FUNCTION_ARGS,
1334 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1335 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1337 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1339 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1340 -floop-parallelize-all.
1341 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1342 flag_loop_parallelize_all.
1343 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1344 * graphite.c (graphite_transform_loops): Same.
1346 * graphite-poly.c (apply_poly_transforms): Same.
1348 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1350 PR tree-optimization/40914
1351 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1352 if set, then check the delta field of the PMF record.
1353 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1354 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1355 call is stored in the delta.
1357 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1359 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1361 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1363 * config/i386/bsd.h (ASM_BYTE): New define.
1364 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1365 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1366 .byte. Use fputs or putc instead of fprintf where appropriate.
1367 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1368 fputs or putc instead of fprintf where appropriate.
1369 * config/i386/i386elf.h: Ditto.
1370 * config/i386/sysv4.h: Ditto.
1372 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1373 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1374 (*tls_global_dynamic_64): Ditto.
1376 2009-07-31 Christian Bruel <christian.bruel@st.com>
1378 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1380 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1382 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1383 Remove dead code for MINUS.
1385 2009-07-31 Anthony Green <green@moxielogic.com>
1387 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1389 (moxie_expand_epilogue): Ditto for epilogue.
1390 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1392 (moxie_function_arg): Ditto.
1393 (moxie_pass_by_reference): Ditto.
1394 (moxie_arg_partial_bytes): Ditto.
1395 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1396 (FUNCTION_ARG_ADVANCE) Ditto.
1397 (REG_PARM_STACK_SPACE) Ditto.
1398 (FUNCTION_ARG_REGNO_P) Dito.
1400 * config.gcc: Add moxie linux config support.
1401 * gcc/config/moxie/uclinux.h: New file.
1403 2009-07-31 DJ Delorie <dj@redhat.com>
1405 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1406 (UNSPECV_SP_SWITCH_E): New.
1407 (sp_switch_1): Change to an unspec.
1408 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1410 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1411 reference the new stack's address
1413 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1415 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1416 graphite-clast-to-gimple.o, graphite-dependences.o,
1417 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1418 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1419 (graphite-blocking.o,
1420 graphite-clast-to-gimple.o, graphite-dependences.o,
1421 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1422 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1423 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1424 * cfgloop.h (struct loop): Add can_be_parallel field.
1425 * common.opt (fgraphite-identity): Moved up.
1426 (fgraphite-force-parallel): New flag.
1427 * graphite.c: Rewrite.
1428 * graphite.h: Rewrite.
1429 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1431 * toplev.c (graphite_out_file): New file descriptor.
1432 (graphite_in_file): New.
1433 (process_options): flag_graphite_force_parallel cannot be used without
1435 * tree-ssa-loop.c: Include toplev.h.
1436 (gate_graphite_transforms): Enable flag_graphite for
1437 flag_graphite_force_parallel.
1439 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1441 * ChangeLog.graphite: New.
1442 * graphite-blocking.c: New.
1443 * graphite-clast-to-gimple.c: New.
1444 * graphite-clast-to-gimple.h: New.
1445 * graphite-dependences.c: New.
1446 * graphite-dependences.h: New.
1447 * graphite-interchange.c: New.
1448 * graphite-poly.c: New.
1449 * graphite-poly.h: New.
1450 * graphite-ppl.c: New.
1451 * graphite-ppl.h: New.
1452 * graphite-scop-detection.c: New.
1453 * graphite-scop-detection.h: New.
1454 * graphite-sese-to-poly.c: New.
1455 * graphite-sese-to-poly.h: New.
1459 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1461 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1462 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1464 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1466 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1467 (scev_is_linear_expression): Return false if the evolution is not
1468 affine multivariate.
1470 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1472 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1473 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1475 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1477 * tree-data-ref.c (debug_data_references): New.
1478 (debug_data_reference): New.
1479 * tree-data-ref.h (debug_data_references): Declared.
1480 (debug_data_reference): Declared.
1482 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1484 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1485 * tree-data-ref.h (scop_p): Removed.
1486 (struct data_reference): Remove field scop.
1488 (stmt_simple_memref_p): Removed.
1490 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1492 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1493 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1496 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1498 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1500 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1502 * doc/invoke.texi (-fgraphite-identity): Documented.
1504 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1506 * tree-scalar-evolution.c: Fix comment.
1507 (instantiate_scev_1): Return unknow from scev instantiation if the
1508 result is not above instantiate_below.
1510 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1512 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1513 static anymore. Instantiate the symbols that may have been introduced
1515 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1518 2009-07-30 DJ Delorie <dj@redhat.com>
1520 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1521 .vliw directive to VLIW sections.
1523 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1525 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1527 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1528 (AUTOHEADER): New variable.
1529 ($(srcdir)/cstamp-h.in): Use it.
1531 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1532 Pat Haugen <pthaugen@us.ibm.com>
1533 Revital Eres <ERES@il.ibm.com>
1535 * config/rs6000/vector.md (VEC_F): Add VSX support.
1539 (vector_load_<mode>): Ditto.
1540 (vector_store_<mode>): Ditto.
1541 (vector GPR move split): Ditto.
1542 (vec_reload_and_plus_<mptrsize>): Ditto.
1543 (vec_reload_and_reg_<mptrsize>): Ditto.
1544 (add<mode>3): Ditto.
1545 (sub<mode>3): Ditto.
1546 (mul<mode>3): Ditto.
1547 (neg<mode>2): Ditto.
1548 (abs<mode>2): Ditto.
1549 (smin<mode>3): Ditto.
1550 (smax<mode>3): Ditto.
1551 (vector_eq<mode>): Ditto.
1552 (vector_gt<mode>): Ditto.
1553 (vector_ge<mode>): Ditto.
1554 (vector_gtu<mode>): Ditto.
1555 (vector_select_<mode>_uns): Ditto.
1556 (vector_eq_<mode>_p): Ditto.
1557 (vector_gt_<mode>_p): Ditto.
1558 (vector_ge_<mode>_p): Ditto.
1559 (vector_gtu_<mode>_p): Ditto.
1560 (cr6_test_for_zero): Ditto.
1561 (cr6_test_for_zero_reverse): Ditto.
1562 (cr6_test_for_lt): Ditto.
1563 (cr6_test_for_lt_reverse): Ditto.
1564 (xor<mode>3): Ditto.
1565 (ior<mode>3): Ditto.
1566 (and<mode>3): Ditto.
1567 (one_cmpl<mode>2): Ditto.
1568 (nor<mode>2): Ditto.
1569 (andc<mode>2): Ditto.
1570 (float<VEC_int<mode>2): Ditto.
1571 (unsigned_float<VEC_int><mode>2): Ditto.
1572 (fix_trunc<mode><VEC_int>2): Ditto.
1573 (fixuns_trunc<mode><VEC_int>2): Ditto.
1575 (vec_set<mode>): Ditto.
1576 (vec_extract<mode>): Ditto.
1577 (vec_interleave_highv4sf): Ditto.
1578 (vec_interleave_lowv4sf): Ditto.
1579 (vec_realign_load_<mode>): Ditto.
1580 (vec_shl_<mode>): Ditto.
1581 (vec_shr_<mode>): Ditto.
1582 (div<mode>3): New patterns for VSX.
1583 (vec_interleave_highv2df): Ditto.
1584 (vec_interleave_lowv2df): Ditto.
1585 (vec_pack_trunc_v2df): Ditto.
1586 (vec_pack_sfix_trunc_v2df): Ditto.
1587 (vec_pack_ufix_trunc_v2df): Ditto.
1588 (vec_unpacks_hi_v4sf): Ditto.
1589 (vec_unpacks_lo_v4sf): Ditto.
1590 (vec_unpacks_float_hi_v4si): Ditto.
1591 (vec_unpacks_float_lo_v4si): Ditto.
1592 (vec_unpacku_float_hi_v4si): Ditto.
1593 (vec_unpacku_float_lo_v4si): Ditto.
1594 (movmisalign<mode>): Ditto.
1595 (vector_ceil<mode>2): New patterns for vectorizing math library.
1596 (vector_floor<mode>2): Ditto.
1597 (vector_btrunc<mode>2): Ditto.
1598 (vector_copysign<mode>3): Ditto.
1600 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1601 predicate for setting the high bit in each word, used for copysign.
1603 * config/rs6000/ppc-asm.h (f19): Whitespace.
1604 (f32-f63): Define if VSX.
1605 (v0-v31): Define if Altivec.
1606 (vs0-vs63): Define if VSX.
1608 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1610 * config/rs6000/power7.md: New file, provide tuning parameters for
1613 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1614 (rs6000_cpu_cpp_builtins): Ditto.
1615 (altivec_overloaded_builtins): Ditto.
1616 (altivec_resolve_overloaded_builtin): Ditto.
1618 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1619 debug switch to disable vectorizing simple math builtin
1622 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1623 Vectorize simple math builtin functions.
1624 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1625 hook to vectorize math builtins.
1626 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1627 (rs6000_builtin_conversion): Add VSX/power7 support.
1628 (rs6000_builtin_vec_perm): Ditto.
1629 (vsplits_constant): Add support for loading up a vector constant
1630 with just the high bit set in each part.
1631 (rs6000_expand_vector_init): Add VSX/power7 support.
1632 (rs6000_expand_vector_set): Ditto.
1633 (rs6000_expand_vector_extract): Ditto.
1634 (rs6000_emit_move): Ditto.
1635 (bdesc_3arg): Ditto.
1636 (bdesc_2arg): Ditto.
1637 (bdesc_1arg): Ditto.
1638 (rs6000_expand_ternop_builtin): Ditto.
1639 (altivec_expand_builtin): Ditto.
1640 (rs6000_expand_unop_builtin): Ditto.
1641 (rs6000_init_builtins): Ditto.
1642 (altivec_init_builtins): Ditto.
1643 (builtin_function_type): Ditto.
1644 (rs6000_common_init_builtins): Ditto.
1645 (rs6000_handle_altivec_attribute); Ditto.
1646 (rs6000_mangle_type): Ditto.
1647 (rs6000_vector_mode_supported_p): Ditto.
1648 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1651 * config/rs6000/vsx.md: New file for VSX support.
1653 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1654 identifing values with just the most significant bit set.
1655 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1656 vectorized builtins.
1658 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1659 (UNSPEC_VRFIM): Delete.
1660 (splitter for loading up vector with most significant bit): New
1661 splitter for vectorizing copysign.
1662 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1663 vectorizing simple math functions.
1664 (altivec_vrfip): Add support for vectorizing simple math functions.
1665 (altivec_vrfim): Ditto.
1666 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1668 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1669 (power7.md, vsx.md): Include for power7 support.
1670 (copysigndf3): Use VSX instructions if -mvsx.
1671 (negdf2_fpr): Ditto.
1672 (absdf2_fpr): Ditto.
1673 (nabsdf2_fpr): Ditto.
1674 (adddf3_fpr): Ditto.
1675 (subdf3_fpr): Ditto.
1676 (muldf3_fpr): Ditto.
1677 (divdf3_fpr): Ditto.
1678 (fix_truncdfdi2_fpr): Ditto.
1679 (cmpdf_internal1): Ditto.
1680 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1681 (btruncdf2, btruncdf2_fpr): Ditto.
1682 (ceildf2, ceildf2_fpr): Ditto.
1683 (floordf2, floordf2_fpr): Ditto.
1684 (floatdidf2, floatdidf2_fpr): Ditto.
1685 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1686 (fmsubdf4_fpr): Ditto.
1687 (fnmadddf4_fpr_1): Ditto.
1688 (fnmadddf4_fpr_2): Ditto.
1689 (fnmsubdf4_fpr_1): Ditto.
1690 (fnmsubdf4_fpr_2): Ditto.
1691 (fixuns_truncdfdi2): Add expander for VSX support.
1692 (fix_truncdfdi2): Ditto.
1693 (fix_truncdfsi2): Ditto.
1695 (btruncsf2): Whitespace.
1696 (movdf_hardfloat32): Add support for VSX registers.
1697 (movdf_softfloat32): Ditto.
1698 (movdf_hardfloat64): Ditto.
1699 (movdf_hardfloat64_mfpgpr): Ditto.
1700 (movdf_softfloat64): Ditto.
1701 (movti splitters): Add check for vector registers supporting
1702 TImode in the future.
1703 (bpermd): Add power7 bpermd instruction.
1705 * config/rs6000/altivec.h (vec_div): Define if VSX.
1709 (vec_nearbyint): Ditto.
1712 (all predicates): Use the generic builtin function, and not the V4SF
1713 specific function so that the predicates will work with VSX's V2DF.
1717 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1718 Document new VSX functions and types.
1720 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1723 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1724 "wa", and "j" constraints. Modify "v" to talk about Altivec
1725 instead of just vector.
1727 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1730 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1731 location for phi arguments.
1732 (rewrite_update_phi_arguments): Find locations for reaching defs.
1733 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1734 Add location to add_phi_arg calls.
1735 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1736 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1737 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1738 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1739 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1740 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1741 * tree-phinodes.c (make_phi_node): Initialize location.
1742 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1743 (add_phi_arg): Add location parameter.
1744 (remove_phi_arg_num): Move location when moving phi argument.
1745 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1747 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1748 slpeel_update_phi_nodes_for_guard1,
1749 slpeel_update_phi_nodes_for_guard2,
1750 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1751 vect_loop_versioning): Set locations.
1752 * tree-parloops.c (create_phi_for_local_result,
1753 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1754 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1755 * tree-vect-loop.c (get_initial_def_for_induction,
1756 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1758 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1759 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1760 (gimple_phi_arg_set_location): New. Set locus.
1761 (gimple_phi_arg_has_location): New. Check for locus.
1762 (redirect_edge_var_map_location): New. Return locus from var_map.
1763 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1764 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1765 combining PHI arguments.
1766 (cond_store_replacement): Set location.
1767 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1768 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1769 scop_add_exit_phis_edge): Add locations.
1770 * tree-cfgcleanup.c (remove_forwarder_block,
1771 remove_forwarder_block_with_phi): Add locations.
1772 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1773 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1775 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1776 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1777 flush_pending_stmts): Add source location.
1778 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1779 stack to preserve locations.
1780 * tree-vect-stmts.c (vectorizable_load): Add location.
1781 * tree-inline.c (copy_phis_for_bb): Copy locus.
1782 (setup_one_parameter): Add call locus to inlined parameter stmts.
1783 (initialize_inlined_parameters): Pass in call location as parameter
1785 (tree_function_versioning): Pass location to setup_one_parameter.
1786 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1787 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1788 copy and edge lists.
1789 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1790 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1791 locus parameter and override the stmt default if provided.
1792 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1793 elim_graph_add_edge, elim_graph_remove_succ_edge,
1794 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1795 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1796 eliminate_phi): Add locus info in elimination graph for each edge and
1798 (insert_backedge_copies): Copy locus if present.
1799 * tree-flow.h (struct _edge_var_map): Add locus field.
1800 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1801 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1802 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1804 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1806 2009-07-30 Martin Jambor <mjambor@suse.cz>
1808 PR tree-optimization/40570
1809 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1812 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1814 * ssa-loop-manip.c: Include langhooks.h.
1815 (rewrite_phi_with_iv): New.
1816 (rewrite_all_phi_nodes_with_iv): New.
1817 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1818 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1819 * tree-parloops.c (loop_parallel_p): Move out all conditions
1820 except dependency check.
1821 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1822 (gen_parallel_loop): Call canonicalize_loop_ivs without
1823 reduction_list argument.
1824 (build_new_reduction): New.
1825 (gather_scalar_reductions): New.
1826 (try_get_loop_niter): New.
1827 (try_create_reduction_list): New.
1828 (parallleize_loops): Change the parallel conditions check.
1829 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1830 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1832 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1834 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1836 * doc/options.texi (Option properties): Mention new quoting syntax.
1838 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1840 * config/alpha/alpha.c (alpha_start_function):
1841 Handle VMS_DEBUG_MAIN_POINTER
1842 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1843 * doc/invoke.texi: Document -mdebug-main switch.
1845 2009-07-29 Richard Henderson <rth@redhat.com>
1847 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1848 (cgraph_create_edge_including_clones): Likewise.
1849 * tree-inline.c (copy_bb): Operate on the correct edges
1850 when updating the callgraph.
1852 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1854 * config/alpha/vms-cc.c: Deleted.
1855 * config/alpha/vms-ld.c: Deleted.
1856 * config/alpha/t-vms64: Moved to config/vms
1857 * config/alpha/vms-crt0-64.c: Moved to config/vms
1858 * config/alpha/vms-crt0.c: Moved to config/vms
1859 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1860 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1861 * config/alpha/xm-vms.h: Moved to config/vms
1862 * config/alpha/x-vms: Moved to config/vms
1863 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1865 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1866 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1868 * config/vms/t-vms64: Moved here from config/alpha
1869 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1870 (argc,argv,envp): Enforce 32bit malloc'ing.
1871 * config/vms/vms-psxcrt0-64.c: Likewise.
1872 * config/vms/vms-crt0.c: Moved here from config/alpha.
1873 * config/vms/vms-psxcrt0.c: Likewise.
1874 * config/vms/vms-crtl-64.h: New file.
1875 * config/vms/vms-crtl.h: New file.
1876 * config/vms/vms.opt: New file.
1877 * config/vms/xm-vms64.h: New file.
1878 * config/vms/xm-vms.h: Moved here from config/alpha.
1879 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1881 * config/vms/x-vms: Moved here from config/alpha.
1882 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1883 (vms-ld.o, vms-cc.o): Removed.
1884 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1886 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1888 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1889 correct stack (obvious VMS fix).
1891 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1893 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1894 date, version info if VMS_DEBUGGING_INFO defined.
1895 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1896 size, date calculating code moved here.
1898 2009-07-29 Paul Brook <paul@codesourcery.com>
1900 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1903 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1906 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1907 to DImode when generating insq_le insn.
1909 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1911 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1912 New macro set for VMS_DEBUGGGING_INFO.
1913 (AT_string_form): Use it.
1915 2009-07-28 DJ Delorie <dj@redhat.com>
1917 * config/mep/mep.c (vtext_section): New.
1918 (vftext_section): New.
1919 (ftext_section): New.
1920 (mep_select_section): Add support for functions.
1921 (mep_unique_section): Likewise.
1922 (mep_asm_init_sections): Likewise.
1923 (mep_encode_section_info): Remove it from here.
1925 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1927 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1929 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1930 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1932 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1934 * dwarf2out.c (output_file_names): Test new macro
1935 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1936 (add_comp_dir_attribute): Likewise.
1938 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1940 * config/i386/mingw-w64.h (LINK_SPEC): Add
1941 separating space between commands.
1943 2009-07-28 Jan Hubicka <jh@suse.cz>
1945 PR tree-optimization/40759
1946 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1949 2009-07-27 DJ Delorie <dj@redhat.com>
1951 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1952 types are dword-aligned.
1953 (mep_expand_va_start): Likewise.
1955 2009-07-27 Olivier Hainque <hainque@adacore.com>
1956 Douglas B Rupp <rupp@gnat.com>
1958 * convert.c (convert_to_pointer): Don't assume the target
1959 pointer type is POINTER_SIZE long. Fetch its precision instead.
1961 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1963 * system.h (fopen): Undefine if macro.
1965 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1967 * dwarf2out.c (output_cfi_p): Removed.
1968 (output_cfis): New function.
1969 (output_fde): New function, split from output_call_frame_info.
1970 (output_call_frame_info): Use it.
1971 (dwarf2out_switch_text_section): Use output_cfis.
1973 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1975 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1976 TARGET_BI_ARCH is specified without enabling SJLJ.
1977 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1978 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1980 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1982 * arm.md (negdi2): Use DImode if forcing a value into a register.
1984 2009-07-26 Ira Rosen <irar@il.ibm.com>
1986 PR tree-optimization/40801
1987 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1988 of vector operand from the previous copy of vector statement.
1989 Pass the correct definition type value to
1990 vect_get_vec_def_for_stmt_copy().
1992 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1994 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1995 const char ** conversion.
1997 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1999 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2000 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2001 (gcc_unreachable): Invoke __builtin_unreachable() if
2002 !ENABLE_ASSERT_CHECKING.
2004 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2006 PR rtl-optimization/40445
2007 * emit-rtl.c (next_nonnote_insn_bb): New function.
2008 * rtl.h (next_nonnote_insn_bb): Declare new function.
2009 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2010 with no successors that is the successor of the ENTRY_BLOCK.
2011 Continue from the top after removing an empty fallthrough block.
2012 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2013 of next_nonnote_insn.
2015 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2017 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2019 2009-07-25 Martin Jambor <mjambor@suse.cz>
2021 * c-common.c (c_common_attribute_table): New element for noclone.
2022 (handle_noclone_attribute): New function. Forward-declare.
2023 * tree-inline.c (tree_versionable_function_p): Check for noclone
2025 * doc/extend.texi (Labels as Values): Document need for noclone.
2026 (Function Attributes): Document noclone attribute.
2028 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2030 PR rtl-optimization/34999
2031 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2032 and dw_fde_switched_cold_to_hot fields.
2033 (output_cfi_p): New function.
2034 (output_call_frame_info): If fde->dw_fde_switched_sections,
2035 output 2 FDEs instead of one with corrupted header.
2036 (dwarf2out_do_cfi_startproc): New function.
2037 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2038 and fde->dw_fde_switched_cold_to_hot.
2039 (dwarf2out_switch_text_section): Compute
2040 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2041 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2042 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2043 Otherwise, compute fde->dw_fde_switch_cfi.
2045 2009-07-24 Cary Coutant <ccoutant@google.com>
2047 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2049 2009-07-24 Cary Coutant <ccoutant@google.com>
2051 * cfghooks.c (split_block): Copy discriminator to new block.
2052 * tree-cfg.c (assign_discriminator): Check location of last
2053 instruction in block as well as first.
2055 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2057 * config/i386/linux.c: Use fputs or putc instead of fprintf
2059 * config/i386/gas.h: Ditto.
2060 * config/i386/x86-64.h: Ditto.
2061 * config/i386/att.h: Ditto.
2063 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2065 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2068 2009-07-24 Martin Jambor <mjambor@suse.cz>
2070 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2071 (ipa_push_func_to_list_1): Declare.
2072 (ipa_push_func_to_list): New function.
2074 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2075 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2076 (ipa_push_func_to_list): Removed.
2077 (ipa_pop_func_from_list): Clear node_enqueued flag.
2079 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2081 * config/s390/s390.c (override_options): Default
2082 max-unrolled-insns to 100 for z10 tuning.
2084 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2086 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2087 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2088 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2089 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2090 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2091 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2092 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2094 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2096 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2097 use default set in mingw32.h header.
2098 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2099 64-bit /mingw/include path.
2100 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2103 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2105 PR rtl-optimization/40209
2106 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2108 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2111 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2112 with the rest of string where appropriate. Use fputs or putc
2113 instead of fprintf where appropriate.
2115 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2116 Pat Haugen <pthaugen@us.ibm.com>
2117 Revital Eres <ERES@il.ibm.com>
2119 * config/rs6000/vector.md: New file. Move most of the vector
2120 expander support here from altivec.md to allow for the VSX vector
2121 unit in the future. Add support for secondary_reload patterns.
2122 Rewrite the patterns for vector comparison, and vector comparison
2123 predicate instructions so that the RTL expresses the desired
2124 behavior, instead of using unspec.
2126 * config/rs6000/constraints.md ("f" constraint): Use
2127 rs6000_constraints to hold the precalculated register class.
2128 ("d" constraint): Ditto.
2129 ("wd" constraint): New constraint for VSX.
2130 ("wf" constraint): Ditto.
2131 ("ws" constraint): Ditto.
2132 ("wa" constraint): Ditto.
2133 ("wZ" constraint): Ditto.
2134 ("j" constraint): Ditto.
2136 * config/rs6000/predicates.md (vsx_register_operand): New
2138 (vfloat_operand): New predicate for vector.md.
2139 (vint_operand): Ditto.
2140 (vlogical_operand): Ditto.
2141 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2142 (easy_vector_constant): Add VSX support.
2143 (altivec_indexed_or_indirect_operand): New predicate for
2144 recognizing Altivec style memory references with AND -16.
2146 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2147 for vector secondary reload support.
2148 (rs6000_vector_reg_class): Delete, replacing it with
2150 (rs6000_vsx_reg_class): Ditto.
2151 (rs6000_constraints): New array to hold the register classes of
2152 each of the register constraints that can vary at runtime.
2153 (builtin_mode_to_type): New static array for builtin function type
2155 (builtin_hash_table): New static hash table for builtin function
2157 (TARGET_SECONDARY_RELOAD): Define target hook.
2158 (TARGET_IRA_COVER_CLASSES): Ditto.
2159 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2160 registers are 128 bits if VSX memory reference instructions are used.
2161 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2163 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2164 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2165 Print several of the scheduling related parameters.
2166 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2167 rs6000_constraints instead of rs6000_vector_reg_class. Move
2168 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2169 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2170 Altivec. Add VSX support. Setup for secondary reload support on
2171 Altivec/VSX registers.
2172 (rs6000_override_options): Make power7 set the scheduling groups
2173 like the power5. Add support for new debug switches to override
2174 the scheduling defaults. Temporarily disable -mcpu=power7 from
2175 setting -mvsx. Add support for debug switches -malways-hint,
2176 -msched-groups, and -malign-branch-targets.
2177 (rs6000_buitlin_conversion): Add support for returning unsigned
2178 vector conversion functions to fix regressions due to stricter
2180 (rs6000_builtin_mul_widen_even): Ditto.
2181 (rs6000_builtin_mul_widen_odd): Ditto.
2182 (rs6000_builtin_vec_perm): Ditto.
2183 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2184 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2186 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2188 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2189 VSX types for bit operations. Changes to accomidate vector.md.
2190 (bdesc_2arg): Ditto.
2191 (bdesc_1arg): Ditto.
2192 (struct builtin_description_predicates): Rewrite predicate
2193 handling so that RTL describes the operation, instead of passing
2194 the instruction to be used as a string argument.
2195 (bdesc_altivec_preds): Ditto.
2196 (altivec_expand_predicate_builtin): Ditto.
2197 (altivec_expand_builtin): Ditto.
2198 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2199 statement for vsldoi support.
2200 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2201 (altivec_expand_st_builtin): Ditto.
2202 (paired_expand_builtin): Whitespace changes.
2203 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2204 builtin_mode_to_type table for secondary reload. Call
2205 builtin_function_type to build random builtin functions.
2206 (altivec_init_builtins): Change to use builtin_function_type to
2207 create builtin function types dynamically as we need them.
2208 (builtin_hash_function): New support for hashing the tree types
2209 for builtin function as we need it, rather than trying to build
2210 all of the trees that we need. Add initial preliminary VSX support.
2211 (builtin_function_type): Ditto.
2212 (builtin_function_eq): Ditto.
2213 (builtin_hash_struct): Ditto.
2214 (rs6000_init_builtins): Ditto.
2215 (rs6000_common_init_builtins): Ditto.
2216 (altivec_init_builtins): Ditto.
2217 (rs6000_common_init_builtins): Ditto.
2218 (enum reload_reg_type): New enum for simplifing reg classes.
2219 (rs6000_reload_register_type): Simplify register classes into GPR,
2220 Vector, and other registers. Altivec and VSX addresses in reload.
2221 (rs6000_secondary_reload_inner): Ditto.
2222 (rs6000_ira_cover_classes): New target hook, that returns the
2223 appropriate cover classes, based on -mvsx being used or not.
2224 (rs6000_secondary_reload_class): Add VSX support.
2225 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2226 (get_vsel_insn): Ditto.
2227 (rs6000_emit_vector_compare): Rewrite vector conditional support
2228 so that where we can, we use RTL operators, instead of blindly use
2230 (rs6000_emit_vector_select): Ditto.
2231 (rs6000_emit_vector_cond_expr): Ditto.
2232 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2233 (create_TOC_reference): Add -mdebug=addr support.
2234 (emit_frame_save): VSX loads/stores need register indexed addressing.
2236 * config/rs6000/rs6000.md: Include vector.md.
2238 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2240 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2241 support for V2DI, V2DF in logical, permute, select operations.
2243 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2244 switch for vsx/power7.
2245 (-mvsx-scalar-memory): Ditto.
2246 (-mvsx-align-128): Ditto.
2247 (-mallow-movmisalign): Ditto.
2248 (-mallow-df-permute): Ditto.
2249 (-msched-groups): Ditto.
2250 (-malways-hint): Ditto.
2251 (-malign-branch-targets): Ditto.
2253 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2255 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2256 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2257 (rs6000_vector_reg_class): Delete.
2258 (rs6000_vsx_reg_class): Ditto.
2259 (enum rs6000_reg_class_enum): New enum for the constraints that
2260 vary based on target switches.
2261 (rs6000_constraints): New array to hold the register class for all
2262 of the register constraints that vary based on the switches used.
2263 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2264 (enum rs6000_builtins): Add unsigned varients for the builtin
2265 declarations returned by target hooks for expanding multiplies,
2266 select, and permute operations. Add VSX builtins.
2267 (enum rs6000_builtin_type_index): Add entries for VSX.
2268 (V2DI_type_node): Ditto.
2269 (V2DF_type_node): Ditto.
2270 (unsigned_V2DI_type_node): Ditto.
2271 (bool_long_type_node): Ditto.
2272 (intDI_type_internal_node): Ditto.
2273 (uintDI_type_internal_node): Ditto.
2274 (double_type_internal_node): Ditto.
2276 * config/rs6000/altivec.md (whole file): Move all expanders to
2277 vector.md from altivec.md. Rename insn matching functions to be
2279 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2280 (altivec_vcmp*): Ditto.
2281 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2282 (VM): New iterator for moves that includes the VSX types.
2283 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2284 (altivec_vperm_<mode>_uns): New, for unsigned types.
2285 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2286 (altivec_eq<mode>): Ditto.
2287 (altivec_gt<mode>): Ditto.
2288 (altivec_gtu<mode>): Ditto.
2289 (altivec_eqv4sf): Ditto.
2290 (altivec_gev4sf): Ditto.
2291 (altivec_gtv4sf): Ditto.
2292 (altivec_vcmpbfp_p): Ditto.
2294 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2296 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2299 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2302 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2303 ASM_SHORT instead of .word.
2304 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2305 instead of .word in asm template.
2307 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2310 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2311 (process_bb_node_lives): Use it.
2313 * ira.c (setup_cover_and_important_classes): Don't setup
2314 ira_important_class_nums. Add cover classes to the end of
2316 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2318 (find_reg_class_closure): Use reorder_important_classes.
2320 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2322 * config/i386/i386.c (i386_ira_cover_classes): New function.
2323 (TARGET_IRA_COVER_CLASSES): Redefine.
2325 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2326 importance of order of cover classes in the array.
2328 2009-07-22 Diego Novillo <dnovillo@google.com>
2330 * tree-pass.h (TDF_EH): Define.
2331 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2332 contains TDF_EH, print the EH region number holding GS.
2333 * tree-dump.c (dump_options): Add "eh".
2334 * doc/invoke.texi: Document it.
2336 2009-07-22 Doug Kwan <dougkwan@google.com>
2338 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2340 2009-07-22 Michael Matz <matz@suse.de>
2342 PR tree-optimization/35229
2343 PR tree-optimization/39300
2345 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2346 (inhibit_phi_insertion): New function.
2347 (insert_into_preds_of_block): Call it for REFERENCEs.
2348 (init_pre): Initialize and finalize scalar evolutions.
2349 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2351 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2353 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2354 Use CONST_VECTOR_NUNITS to determine number of elements.
2356 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2358 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2359 (U, W): Constraints are now deprecated and will be removed if we
2361 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2363 ("prefetch"): Add the stcmh instruction for prefetching.
2364 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2366 (s390_short_displacement): Return always true if compiling for
2367 machines not providing the long displacement facility.
2368 (s390_mem_constraint): Support the new constraint letter Z.
2369 (s390_check_qrst_address): New function.
2371 2009-07-21 DJ Delorie <dj@redhat.com>
2373 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2376 2009-07-21 Jason Merrill <jason@redhat.com>
2378 * c-common.c (max_tinst_depth): Increase default to 1024.
2380 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2382 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2383 (vec_unpacku_float_lo_v4si): Ditto.
2385 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2388 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2389 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2390 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2391 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2393 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2395 PR tree-optimization/40813
2396 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2399 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2401 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2402 with a NOP_EXPR if needed.
2404 2009-07-21 Paul Brook <paul@codesourcery.com>
2406 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2407 Terminate debug dump with newline.
2409 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2411 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2412 Cast "1" to unsigned HOST_WIDE_INT.
2413 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2414 deposit length to the maximum length - lsb. Extend length if
2415 HOST_BITS_PER_WIDE_INT is 32.
2417 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2419 * cgraph.h (constant_pool_htab): New function.
2420 (constant_descriptor_tree): Move from varasm.c.
2421 * varasm.c (constant_pool_htab): New function.
2422 (constant_descriptor_tree): Move to cgraph.h.
2424 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2426 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2428 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2430 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2433 2009-07-20 Xinliang David Li <davidxl@google.com>
2435 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2437 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2439 * config/mips/mips.md (move_type): Add arith.
2440 (type): Handle arith.
2441 (zero_extendsidi2): Rename this into ...
2442 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2443 (zero_extendsidi2): New expander.
2444 (*zero_extendsidi2_dext): New pattern.
2446 2009-07-20 Nick Clifton <nickc@redhat.com>
2448 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2449 to set MIPS_ABI_DEFAULT.
2450 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2452 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2454 * tree-object-size.c (addr_object_size): Handle unions with
2455 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2457 PR tree-optimization/40792
2458 * tree.c (build_function_type_skip_args): Remove bogus assert.
2460 2009-07-20 Jan Hubicka <jh@suse.cz>
2461 Martin Jambor <mjambor@suse.cz>
2463 * cgraph.h (combined_args_to_skip): New field.
2464 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2465 combined_args_to_skip and args_to_skip.
2466 * tree-inline.c (update_clone_info): New function.
2467 (tree_function_versioning): Call update_clone_info.
2468 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2470 (cgraph_materialize_all_clones): More extensive dumping, working
2471 with combined_args_to_skip rather than args_to_skip.
2473 2009-07-20 Ira Rosen <irar@il.ibm.com>
2475 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2476 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2477 (get_initial_def_for_reduction): Likewise.
2478 (vectorizable_reduction): Skip the check of first operand in case
2479 of COND_EXPR. Add check that it is outer loop vectorization if
2480 nested cycle was detected. Call vectorizable_condition() for
2481 COND_EXPR. If reduction epilogue cannot be created do not fail for
2482 nested cycles (if it is not double reduction). Assert that there
2483 is only one type in the loop in case of COND_EXPR. Call
2484 vectorizable_condition() to vectorize COND_EXPR.
2485 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2486 Add parameters. Allow nested cycles if called from
2487 vectorizable_reduction(). Use reduction vector variable if provided.
2488 (vect_analyze_stmt): Call vectorizable_reduction() before
2489 vectorizable_condition().
2490 (vect_transform_stmt): Update call to vectorizable_condition().
2492 2009-07-20 Christian Bruel <christian.bruel@st.com>
2494 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2495 * doc/invoke.texi (-mfmovd): Likewise.
2496 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2498 2009-07-20 Jan Hubicka <jh@suse.cz>
2500 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2501 when handling SSA name.
2503 2009-07-19 Jan Hubicka <jh@suse.cz>
2505 PR tree-optimization/40676
2506 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2507 virtual PHIs in empty BBs.
2509 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2511 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2512 re-expanded the compound use gen_lowpart instead to convert to the
2515 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2517 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2518 OUTER_CONST arguments.
2519 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2520 the new wider mode will be masked off.
2521 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2523 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2525 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2526 high-order bits are zero.
2528 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2530 * combine.c (simplify_shift_const_1): Split code to determine
2532 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2533 new bits shifted in are identical to the old sign bit.
2535 2009-07-18 Richard Guenther <rguenther@suse.de>
2538 * gimplify.c (gimplify_call_expr): Reject code using results from
2539 functions returning void.
2541 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2543 * doc/md.texi: Document the new PowerPC "es" constraint.
2544 Document that "m" can include automodified addresses on this target,
2545 and explain how %U must be used. Extend the "Q" and "Z" documentation
2546 to suggest "es" as well as "m".
2547 * config/rs6000/constraints.md (es): New memory constraint.
2548 (Q, Z): Update strings to match new documentation.
2550 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2552 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2553 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2554 * config/rs6000/predicates.md (volatile_mem_operand): Use
2555 offsettable_nonstrict_memref_p.
2556 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2557 (*floatunssidf2_internal): Likewise.
2558 (*fix_truncdfsi2_internal): Likewise.
2559 (*fix_trunctfsi2_internal): Likewise.
2561 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2563 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2565 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2567 2009-07-17 Richard Guenther <rguenther@suse.de>
2570 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2571 (pass_warn_unused_result): Likewise.
2572 (TODO_set_props): Remove.
2573 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2575 (pass_diagnose_omp_blocks): Define.
2576 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2577 (c_gimple_diagnostics_recursively): Remove.
2578 (finish_function): Do not call it.
2579 (c_write_global_declarations): Continue after errors.
2580 Finalize the CU here.
2581 * c-gimplify.c (c_genericize): Do not gimplify here.
2582 * c-common.c (c_warn_unused_result): Move ...
2583 * tree-cfg.c (do_warn_unused_result): ... here.
2584 (run_warn_unused_result): New function.
2585 (gate_warn_unused_result): New function.
2586 (pass_warn_unused_result): New pass.
2587 * c-common.h (c_warn_unused_result): Remove.
2588 * flags.h (flag_warn_unused_result): Declare.
2589 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2590 * opts.c (flag_warn_unused_result): Initialize to false.
2591 * toplev.c (compile_file): Add comment.
2592 * omp-low.c (create_omp_child_function): Do not register
2593 the function with the frontend.
2594 (diagnose_omp_structured_block_errors): Prepare to be
2595 called as optimization pass.
2596 (gate_diagnose_omp_blocks): New function.
2597 (pass_diagnose_omp_blocks): New pass.
2598 * cgraph.h (cgraph_optimize): Remove.
2599 (cgraph_analyze_function): Likewise.
2600 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2601 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2602 before their parents here.
2603 (cgraph_finalize_function): Not here.
2604 (cgraph_analyze_function): Gimplify functions here.
2605 (cgraph_finalize_compilation_unit): Continue after errors.
2606 Optimize the callgraph from here.
2607 (cgraph_optimize): Make static.
2608 * langhooks.c (write_global_declarations): Finalize the CU.
2609 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2610 (gimplify_function_tree): Assert we gimplify only once.
2611 Set PROP_gimple_any property.
2612 * tree-nested.c (gimplify_all_functions): New function.
2613 (lower_nested_functions): Gimplify all nested functions.
2614 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2615 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2616 and pass_diagnose_omp_blocks after gimplification. Do not
2617 set TODO_set_props on all_lowering_passes.
2618 (execute_one_pass): Do not handle TODO_set_props.
2619 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2620 (gimplify.o): Add tree-pass.h dependency.
2621 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2622 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2623 (unsave_r): Likewise.
2624 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2627 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2629 * doc/service.texi (Service): Restore previously removed link,
2630 which isn't broken after all.
2632 2009-07-17 Richard Guenther <rguenther@suse.de>
2634 PR tree-optimization/40321
2635 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2636 PHI nodes to the maximal set.
2637 (make_values_for_phi): Add PHI arguments to the maximal set.
2638 (execute_pre): Dump PHI_GEN and the maximal set.
2640 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2643 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2646 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2648 * doc/extend.texi (Nested Functions): Replace broken link with
2650 * doc/service.texi (Service): Remove broken link.
2652 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2655 * builtins.c (expand_builtin_memcmp): Use loc instead of
2656 EXPR_LOCATION (exp).
2657 (expand_builtin_strncmp): Likewise.
2659 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2660 Manuel López-Ibáñez <manu@gcc.gnu.org>
2663 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2664 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2665 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2666 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2667 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2668 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2669 tree-inline.c, c-common.c, c-common.h, gimple.c,
2670 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2671 convert.c: Add location argument to fold_{unary,binary,ternary},
2672 fold_build[123], build_call_expr, build_size_arg,
2673 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2674 fold_build1_initializer, fold_build2_initializer,
2675 fold_build3_initializer, fold_build_call_array,
2676 fold_build_call_array_initializer, fold_single_bit_test,
2677 omit_one_operand, omit_two_operands, invert_truthvalue,
2678 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2679 combine_comparisons, fold_builtin_*, fold_call_expr,
2680 build_range_check, maybe_fold_offset_to_address, round_up,
2683 2009-07-16 Jason Merrill <jason@redhat.com>
2686 * c-common.c (c_common_reswords): Add __is_standard_layout
2688 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2689 * doc/implement-cxx.texi: New.
2690 * doc/gcc.texi: Include it.
2692 2009-07-16 DJ Delorie <dj@redhat.com>
2694 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2695 compares that may be indirectly affected by previous instructions.
2697 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2699 * builtins.c (do_mpc_arg2): New.
2700 (fold_builtin_2): Fold builtin cpow.
2701 * real.h (HAVE_mpc_pow): New.
2703 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2705 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2706 comparison to skip unprofitable schedule
2708 2009-07-16 Simon Baldwin <simonb@google.com>
2710 * gcc.c (option_map): New flag -no-canonical-prefixes.
2711 * (display_help): Print help text for new flag.
2712 * (process_command): Move options translation and language specifics
2713 and handle new flag early. Use it to set a function pointer to a
2714 prefix builder. Replace make_relative_prefix calls with calls to
2715 the function pointed to. Ignore new flag in regular options handling.
2716 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2718 2009-07-15 DJ Delorie <dj@redhat.com>
2720 * config/mep/mep.md (sibcall_internal): Change register to avoid
2722 (sibcall_value_internal): Likewise.
2724 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2726 PR rtl-optimization/40710
2727 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2729 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2731 * config/mips/mips.md (*extenddi_truncate<mode>,
2732 *extendsi_truncate<mode>): Change type attribute to move_type
2733 with shift_shift. Split out code handling exts from here ...
2734 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2736 (*extendhi_truncateqi): Change type attribute to move_type with
2737 shift_shift. Split out code handling exts from here ...
2738 (*extendhi_truncateqi_exts): ... to this new pattern.
2740 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2742 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2743 instead of "and" with inverted sign bit mask value. Use
2744 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2745 Allocate registers only for operand 4 and operand 5.
2747 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2750 * fold-const.c (fold_cond_expr_with_comparison): When folding
2751 < and <= to MIN, make sure the MIN uses the same type as the
2752 comparison's operands.
2754 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2756 * arm.md (ior_xor): New code iterator.
2757 (split for ior/xor with shift and zero-extend): New split pattern.
2758 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2760 2009-07-15 Richard Guenther <rguenther@suse.de>
2762 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2765 2009-07-15 Richard Guenther <rguenther@suse.de>
2768 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2770 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2772 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2773 handle 2.6.30 kernel.
2775 2009-07-15 DJ Delorie <dj@redhat.com>
2777 * config/mep/mep.md (sibcall_internal): Change register to allow
2778 for 24-bit addresses.
2779 (sibcall_value_internal): Likewise.
2781 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2783 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2784 that are enabled/disabled by the flags introduced by a previous patch.
2786 2009-07-14 DJ Delorie <dj@redhat.com>
2788 * config/mep/mep.md (sibcall_internal): Include non-toggling
2790 (sibcall_value_internal): Likewise.
2792 2009-07-14 Taras Glek <tglek@mozilla.com>
2793 Rafael Espindola <espindola@google.com>
2795 * doc/sourcebuild.texi: Document install-plugin target.
2796 * configure.ac: Added install-plugin target to language makefiles.
2797 * configure: Regenerate.
2798 * Makefile.in: (install-plugin): Install more headers,
2799 depend on lang.install-plugin.
2801 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2803 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2806 2009-07-14 DJ Delorie <dj@redhat.com>
2808 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2809 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2810 * config/mep/mep.md (sibcall_internal): Change test from
2811 mep_vliw_mode_match to mep_vliw_jmp_match.
2812 (sibcall_value_internal): Likewise.
2814 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2816 * config/i386/sse.md (copysign<mode>3): New expander.
2817 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2818 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2819 Use ix86_build_const_vector.
2820 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2821 IX86_BUILTIN_CPYSGNPD.
2822 (builtin_description): Add __builtin_ia32_copysignps and
2823 __builtin_ia32_copysignpd.
2824 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2825 and BUILT_IN_COPYSIGNF.
2827 2009-07-13 Jason Merrill <jason@redhat.com>
2829 * builtins.c (can_trust_pointer_alignment): New fn.
2830 (get_pointer_alignment): Factor it out from here.
2831 * tree.h: Declare it.
2833 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2835 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2838 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2842 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2844 2009-07-14 Richard Guenther <rguenther@suse.de>
2845 Andrey Belevantsev <abel@ispras.ru>
2848 * cfgexpand.c (partition_stack_vars): Do not bother to update
2849 alias information when not optimizing.
2851 2009-07-14 Richard Guenther <rguenther@suse.de>
2852 Andrey Belevantsev <abel@ispras.ru>
2854 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2855 (pt_solution_set): Likewise.
2856 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2857 * tree-ssa-structalias.c (pt_solution_set): New function.
2858 * final.c (rest_of_clean_state): Free SSA data structures.
2859 * print-rtl.c (print_decl_name): Remove.
2860 (print_mem_expr): Implement in terms of print_generic_expr.
2861 * alias.c (ao_ref_from_mem): New function.
2862 (rtx_refs_may_alias_p): Likewise.
2863 (true_dependence): Query alias-export info.
2864 (canon_true_dependence): Likewise.
2865 (write_dependence_p): Likewise.
2866 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2868 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2869 (mem_expr_equal_p): Use operand_equal_p.
2870 (set_mem_attributes_minus_bitpos): Do not use
2871 component_ref_for_mem_expr.
2872 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2873 (update_alias_info_with_stack_vars): Likewise.
2874 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2875 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2876 explicitly nor clear stmt operands.
2877 Free the decl-to-pointer map.
2878 * tree-optimize.c (execute_free_datastructures): Do not free
2879 SSA data structures here.
2880 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2881 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2882 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2884 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2886 2009-07-13 DJ Delorie <dj@redhat.com>
2888 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2889 unrolling at the right iteration count.
2891 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2894 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2896 * haifa-sched.c (rank_for_schedule): Introduced flags to
2897 enable/disable individual scheduling heuristics.
2898 * common.opt: Introduced flags to enable/disable individual
2899 heuristics in the scheduler.
2900 * doc/invoke.texi: Introduced flags to enable/disable individual
2901 heuristics in the scheduler.
2903 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2905 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2906 config/i386/mingw-tls.c.
2907 * config/i386/mingw-tls.c: Removed.
2909 2009-07-13 Ira Rosen <irar@il.ibm.com>
2911 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2912 checks access only relevant statements.
2913 (vectorizable_reduction): Likewise.
2915 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2917 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2918 just for 32-bit case.
2920 2009-07-12 Jan Hubicka <jh@suse.cz>
2922 PR tree-optimization/40585
2923 * except.c (expand_resx_expr): When there already is resume
2924 instruction, produce linked list.
2925 (build_post_landing_pads): Assert that resume is empty.
2926 (connect_post_landing_pads): Handle resume lists.
2927 (dump_eh_tree): Dump resume list.
2929 2009-07-12 Ira Rosen <irar@il.ibm.com>
2931 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2932 with additional argument.
2933 * tree-vectorizer.h (enum vect_def_type): Add
2934 vect_double_reduction_def.
2935 (vect_is_simple_reduction): Add argument.
2936 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2938 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2939 vect_is_simple_reduction with additional argument.
2940 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2942 (reduction_code_for_scalar_code): Handle additional codes by
2943 returning ERROR_MARK for them. Fix comment and indentation.
2944 (vect_is_simple_reduction): Fix comment, add argument to specify
2945 double reduction. Detect double reduction.
2946 (get_initial_def_for_induction): Fix indentation.
2947 (get_initial_def_for_reduction): Fix comment and indentation.
2948 Handle double reduction. Create initial definitions that do not
2949 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2950 (vect_create_epilog_for_reduction): Fix comment, add argument to
2951 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2952 epilogue result extraction. Create double reduction phi node and
2953 replace relevant uses.
2954 (vectorizable_reduction): Call vect_is_simple_reduction with
2955 additional argument. Fix indentation. Update epilogue code treatment
2956 according to the changes in reduction_code_for_scalar_code. Check
2957 for double reduction. Call vect_create_epilog_for_reduction with
2958 additional argument.
2959 * tree-vect-stmts.c (process_use): Handle double reduction, update
2961 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2962 (vect_get_vec_def_for_operand): Likewise.
2964 2009-07-12 Danny Smith <dansmister@gmail.com>
2966 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2967 dllexport if !TREE_PUBLIC.
2968 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2970 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2972 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2973 (avr_extra_arch_macro) Remove declatation.
2974 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2975 (avr_extra_arch_macro) Declare as static.
2976 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2978 2009-07-11 Jan Hubicka <jh@suse.cz>
2981 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2983 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2986 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2987 cold_in_std_section bits.
2988 (dwarf2out_begin_prologue): Initialize them.
2989 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2990 if already covered by text_section or cold_text_section range.
2992 PR rtl-optimization/40667
2993 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2994 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2995 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2996 * config/i386/i386.c (ix86_minimum_alignment): New function.
2997 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2998 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2999 * emit-rtl.c (gen_reg_rtx): Likewise.
3000 * function.c (assign_parms): Likewise. If nominal_type needs
3001 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3002 rather than passed_type's alignment.
3005 * function.c (assign_parm_setup_stack): Adjust
3006 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3007 from nominal_mode on big endian.
3009 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3011 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3013 2009-07-10 DJ Delorie <dj@redhat.com>
3015 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3017 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3019 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3021 (thumb2_cbnz): Likewise.
3023 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3026 * config.gcc (supported_defaults): Add synci.
3027 (with_synci): Add validation.
3028 (all_defaults): Add synci.
3029 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3032 * config/mips/mips.opt (msynci): New option.
3033 * config/mips/mips.c (mips_override_options): Warn on use of
3034 -msynci for targets that do now support it.
3035 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3037 * gcc/doc/invoke.texi (-msynci): Document the new option.
3038 * doc/install.texi (--with-synci): Document the new option.
3040 2009-07-10 Richard Guenther <rguenther@suse.de>
3042 PR tree-optimization/40496
3043 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3044 the PHI result with a compatible type.
3046 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3050 * c.opt (Wunused-result): New.
3051 * doc/invoke.texi: Document it.
3052 * c-common.c (c_warn_unused_result): Use it.
3054 2009-07-09 DJ Delorie <dj@redhat.com>
3056 * targhooks.c (default_target_can_inline_p): Rename from
3057 default_target_option_can_inline_p.
3058 * targhooks.h (default_target_can_inline_p): Likewise.
3059 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3060 TARGET_OPTION_CAN_INLINE_P.
3061 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3062 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3063 (mep_target_can_inline_p): Rename from
3064 mep_target_option_can_inline_p.
3067 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3068 registers used to pass vectors.
3070 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3072 2009-07-09 Tom Tromey <tromey@redhat.com>
3074 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3075 * config/mmix/mmix.c: Include dwarf2.h.
3076 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3077 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3078 * config/sh/sh.c: Include dwarf2.h.
3079 * config/i386/i386.c: Include dwarf2.h.
3080 * Makefile.in (DWARF2_H): Remove 'elf'.
3081 * except.c: Include dwarf2.h.
3082 * unwind-dw2.c: Include dwarf2.h.
3083 * dwarf2out.c: Include dwarf2.h.
3084 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3085 * unwind-dw2-fde.c: Include dwarf2.h.
3086 * dwarf2asm.c: Include dwarf2.h.
3088 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3090 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3091 (max_issue): Use it.
3092 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3094 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3095 (region_sched_info): Update.
3096 * sched-ebb.c (ebb_sched_info): Update.
3097 * modulo-sched.c (sms_sched_info): Update.
3098 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3100 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3102 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3104 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3106 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3108 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3111 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3112 arg1 with arg01 if arg1 is already INTEGER_CST.
3114 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3116 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3117 Transform (and (truncate)) into (truncate (and)).
3119 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3121 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3122 creating LHS paradoxical subregs. Fix surrounding returns to
3123 use NULL_RTX rather than 0.
3125 2009-07-08 DJ Delorie <dj@redhat.com>
3127 * config/mep/mep.c: (mep_option_can_inline_p): New.
3128 (TARGET_OPTION_CAN_INLINE_P): Define.
3130 2009-07-08 Mark Wielaard <mjw@redhat.com>
3133 * dwarf2out.c (add_data_member_location_attribute): When we have
3134 only a constant offset don't emit a new location description using
3135 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3138 2009-07-08 Richard Henderson <rth@redhat.com>
3141 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3142 (enum reg_class): Add CLOBBERED_REGS.
3143 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3144 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3145 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3146 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3147 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3148 force 64-bit sibcalls into R11.
3149 * config/i386/constraints.md (U): New constraint.
3150 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3151 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3152 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3154 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3156 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3158 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3159 * ebitmap.h (dump_ebitmap): Ditto.
3160 * optabs.h (optab_libfunc): Ditto.
3161 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3162 * tree-flow.h (vect_can_force_dr_alignment_p,
3163 get_vectype_for_scalar_type): Ditto.
3164 (vectorize_loops): Move prototype to ...
3165 * tree-vectorizer.h: ... here. Also, adjust comment.
3166 (vect_set_verbosity_level): Remove duplicate prototype.
3167 * tree-ssa-loop.c: Include tree-vectorizer.h.
3168 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3170 2009-07-08 Nick Clifton <nickc@redhat.com>
3172 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3175 2009-07-08 DJ Delorie <dj@redhat.com>
3177 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3178 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3179 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3181 * config/mep/intrinsics.md: Regenerated.
3182 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3183 registers when asm() or calls are detected.
3185 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3188 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3190 * gimple (gimple_build_call_from_tree): Likewise.
3191 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3192 no_warning flag before warning.
3194 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3196 * tree.c (set_expr_locus): Remove.
3197 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3198 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3200 * gimplify.c (internal_get_tmp_var): Likewise.
3201 (gimplify_call_expr): Likewise.
3202 (gimplify_one_sizepos): Likewise.
3204 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3207 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3208 to variables for debugging purposes.
3210 2009-06-23 Mark Loeser <mark@halcy0n.com>
3213 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3215 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3217 * pretty-print.c (pp_base_format): Remove %J.
3218 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3219 gcc_cxxdiag_char_table): Likewise.
3220 (init_dynamic_diag_info): Likewise.
3222 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3224 * pretty-print.c (pp_base_format): Remove %H.
3225 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3226 gcc_cxxdiag_char_table): Likewise.
3227 (init_dynamic_diag_info): Likewise.
3228 * config/mep/mep.c (mep_select_section): Likewise.
3230 2009-07-07 Duncan Sands <baldrick@free.fr>
3232 * final.c (pass_clean_state): Give the pass a name.
3233 * passes.c (pass_rest_of_compilation): Likewise.
3234 * tree-optimize.c (pass_all_optimizations): Likewise.
3236 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3238 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3239 an extra 'decl' for error_at.
3241 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3244 * tree-tailcall.c (adjust_return_value_with_ops,
3245 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3246 if it has complex or vector type.
3248 2009-07-07 Olivier Hainque <hainque@adacore.com>
3250 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3253 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3255 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3257 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3259 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3260 * c-decl.c: Likewise.
3261 * function.c: Likewise.
3262 * varasm.c: Likewise.
3263 * tree-ssa.c: Likewise.
3264 * c-common.c: Likewise.
3265 * tree-cfg.c: Likewise.
3266 * config/spu/spu.c: Likewise.
3267 * config/ia64/ia64.c: Likewise.
3268 * config/v850/v850.c: Likewise.
3270 2009-07-06 DJ Delorie <dj@redhat.com>
3272 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3273 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3274 unspecified accesses to control registers.
3275 * config/mep/intrinsics.md: Regenerate.
3276 * config/mep/intrinsics.h: Regenerate.
3277 * config/mep/mep-intrin.h: Regenerate.
3279 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3281 * c-lex.c: Replace %H by an explicit location. Update all calls.
3282 * c-common.c: Likewise.
3283 * c-decl.c: Likewise.
3284 * c-typeck.c: Likewise.
3285 * fold-const.c: Likewise.
3286 * gimplify.c: Likewise.
3288 * tree-cfg.c: Likewise.
3289 * tree-ssa-loop-niter.c: Likewise.
3290 * tree-vrp.c: Likewise.
3291 * value-prof.c: Likewise.
3293 2009-07-06 Diego Novillo <dnovillo@google.com>
3295 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3296 if it has one. Handle cases where VAR does not have an
3297 annotation or cfun is NULL.
3299 2009-07-06 Diego Novillo <dnovillo@google.com>
3301 * tree.c: Include debug.h.
3302 (initialize_tree_contains_struct): New.
3303 (init_ttree): Call it.
3304 (tree_node_structure_for_code): Factor out of ...
3305 (tree_node_structure): ... here.
3306 * treestruct.def (TS_PHI_NODE): Remove.
3307 (TS_GIMPLE_STATEMENT): Remove.
3309 2009-07-06 Diego Novillo <dnovillo@google.com>
3311 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3312 (debug_tree_chain): Handle cycles.
3314 2009-07-06 Nick Clifton <nickc@redhat.com>
3315 DJ Delorie <dj@redhat.com>
3317 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3318 __FMOVD_ENABLED__ is defined.
3320 (TARGET_FMOVD): Provide a default definition.
3321 (MASK_FMOVD): Likewise.
3322 (TARGET_CPU_CPP_BUILTINS): Define
3323 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3324 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3325 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3326 (split for DF load from memory into register): Also handle
3327 MEMs which consist of REG+DISP addressing.
3328 (split for DF store from register to memory): Likewise.
3329 (movsf_ie): Always use single fp_mode.
3330 * config/sh/sh.c (sh_override_options): Do not automatically
3331 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3332 that to the -mfmovd command line switch.
3333 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3334 (fldi_ok): Always allow.
3335 * config/sh/sh.opt (mfmovd): Remove this switch.
3336 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3338 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3339 Kaz Kojima <kkojima@gcc.gnu.org>
3341 PR rtl-optimization/30807
3342 * postreload.c (reload_combine): For every new use of REG_SUM,
3343 record the use of BASE.
3345 2009-07-06 Jan Hubicka <jh@suse.cz>
3347 * params.def: Revert my accidental commit at 2009-06-30.
3349 2009-07-04 Ian Lance Taylor <iant@google.com>
3352 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3354 (mingw_format_attribute_overrides): Likewise.
3356 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3359 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3360 don't check cfa.reg. Instead of cfa.indirect use
3361 fde && fde->drap_reg != INVALID_REGNUM test.
3363 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3365 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3367 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3370 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3372 2009-07-03 Richard Guenther <rguenther@suse.de>
3374 PR tree-optimization/40640
3375 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3378 2009-07-03 Jan Hubicka <jh@suse.cz>
3380 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3381 for size, reduce amount of inlining.
3383 2009-07-03 Richard Guenther <rguenther@suse.de>
3386 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3387 if t +- x is known to not overflow and the conversion widens the
3389 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3391 2009-07-03 Jan Hubicka <jh@suse.cz>
3393 * ipa-pure-const.c (analyze): Update loop optimizer init.
3394 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3395 try_remove_empty_loop, remove_empty_loops): Remove.
3396 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3397 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3398 to mark regular loops as neccesary.
3399 (degenerate_phi_p): New function.
3400 (propagate_necessity, remove_dead_phis): Use it.
3401 (forward_edge_to_pdom): Likewise.
3402 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3403 virtual PHI nodes that became unreachable.
3404 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3405 * tree-flow.h (remove_empty_loops): Remove.
3406 * passes.c (init_optimization_passes): Remove.
3408 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3410 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3411 can_create_pseudo_p.
3412 (*fix_trunc<mode>_i387_1): Ditto.
3413 (*floathi<mode>2_1): Ditto.
3414 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3415 (*fistdi2_1): Ditto.
3416 (*fist<mode>2_1): Ditto.
3417 (frndintxf2_floor): Ditto.
3418 (*fist<mode>2_floor_1): Ditto.
3419 (frndintxf2_ceil): Ditto.
3420 (*fist<mode>2_ceil_1): Ditto.
3421 (frndintxf2_trunc): Ditto.
3422 (frndintxf2_mask_pm): Ditto.
3423 (fxam<mode>2_i387_with_temp): Ditto.
3424 * config/i386/sse.md (mulv16qi3): Ditto.
3425 (*sse2_mulv4si3): Ditto.
3427 (sse4_2_pcmpestr): Ditto.
3428 (sse4_2_pcmpistr): Ditto.
3430 2009-07-03 Jan Hubicka <jh@suse.cz>
3432 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3433 (mark_stmt_necessary): Set it.
3434 (mark_operand_necessary): Set it.
3435 (mark_control_dependent_edges_necessary): Set it.
3436 (mark_virtual_phi_result_for_renaming): New function.
3437 (get_live_post_dom): New function.
3438 (forward_edge_to_pdom): New function.
3439 (remove_dead_stmt): Fix handling of control dependences.
3440 (tree_dce_init): Init new bitmap.
3441 (tree_dce_done): Free it.
3443 2009-07-02 Richard Guenther <rguenther@suse.de>
3446 * tree-ssa-structalias.c (new_var_info): Initialize
3449 2009-07-02 Jan Hubicka <jh@suse.cz>
3451 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3454 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3456 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3457 instead of recomputing it. Adjust calls.
3458 (emit_store_flag): Adjust recursive calls.
3460 2009-07-02 Richard Guenther <rguenther@suse.de>
3462 * tree-ssa-live.c (remove_unused_locals): Do not remove
3464 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3465 of DECL_EXTERNAL for HEAP variables.
3466 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3467 HEAP variables. Do not adjust RESTRICT vars.
3468 (find_what_var_points_to): Nobody cares if something
3471 2009-07-02 Ben Elliston <bje@au.ibm.com>
3473 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3474 pc_low and pc_high declarations to the top of the function.
3476 2009-07-01 DJ Delorie <dj@redhat.com>
3478 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3480 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3481 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3482 unspecified accesses to control registers.
3483 * config/mep/intrinsics.md: Regenerate.
3484 * config/mep/intrinsics.h: Regenerate.
3485 * config/mep/mep-intrin.h: Regenerate.
3487 2009-07-01 Anthony Green <green@moxielogic.com>
3489 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3490 instruction when possible.
3491 (moxie_expand_prologue): Ditto. Also, save an instruction and
3492 some complexity by popping off of $r12 instead of $sp.
3493 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3496 2009-07-01 Richard Henderson <rth@redhat.com>
3499 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3500 contained no insns, reposition note before last insn.
3502 2009-07-01 Richard Henderson <rth@redhat.com>
3505 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3506 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3508 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3511 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3512 darwin9 for printing reg addresses with %y.
3514 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3516 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3517 truncation from operands in binary operations.
3519 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3522 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3523 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3524 subreg of op0 to the original op0.
3526 * expmed.c (store_bit_field_1): Use a temporary as the destination
3527 instead of a paradoxical subreg when we need to truncate the result.
3529 2009-07-01 DJ Delorie <dj@redhat.com>
3531 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3532 names to VLIW variants.
3533 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3534 * config/mep/intrinsics.md: Regenerate.
3535 * config/mep/intrinsics.h: Regenerate.
3536 * config/mep/mep-intrin.h: Regenerate.
3538 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3541 * jump.c (returnjump_p): Revert last patch.
3542 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3544 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3547 * pa.md (casesi32p): Use jump table label to determine the offset
3549 (casesi64p): Likewise.
3551 * pa.c (forward_branch_p): Return bool type. Use instruction
3552 addresses when available. Assert that INSN has a jump label.
3553 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3556 2009-07-01 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/19831
3559 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3560 that only act as barriers do not make any previous stores necessary.
3561 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3562 HEAP variables global, do not add a constraint from nonlocal.
3563 (find_func_aliases): Handle escapes through return statements.
3564 (compute_points_to_sets): Make escaped HEAP variables global.
3566 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3569 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3570 after reducing a DImode cstore to SImode.
3572 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3574 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3575 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3577 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3579 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3580 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3582 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3583 and umod_optab if TARGET_BSD_DIVMOD.
3584 * config/vax/lib1funcs.asm: New file.
3585 * config/vax/t-linux: New file.
3586 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3588 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3591 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3592 to type arguments that have void type.
3595 * dwarf2out.c (gen_formal_parameter_die): Call
3596 equate_decl_number_to_die if node is different from origin.
3598 2009-06-30 Anthony Green <green@moxielogic.com>
3600 Clean up moxie port for --enable-build-with-cxx.
3601 * config/moxie/moxie.c (moxie_function_value): First two
3602 parameters are const_tree, not tree.
3603 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3604 (REG_CLASS_NAMES): Ditto.
3605 (REGNO_REG_CLASS): Ditto.
3606 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3607 (moxie_function_value): Fix constyness of arguments.
3609 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3611 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3612 finalize_size_functions before further processing.
3613 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3614 (variable_size): Call self_referential_size on size expressions
3615 that contain a PLACEHOLDER_EXPR.
3616 (size_functions): New static variable.
3617 (copy_self_referential_tree_r): New static function.
3618 (self_referential_size): Likewise.
3619 (finalize_size_functions): New global function.
3620 * tree.c: Include tree-inline.h.
3621 (push_without_duplicates): New static function.
3622 (find_placeholder_in_expr): New global function.
3623 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3625 <tcc_expression>: Likewise.
3626 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3627 the call in the expression.
3628 * tree.h (finalize_size_functions): Declare.
3629 (find_placeholder_in_expr): Likewise.
3630 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3631 (substitute_placeholder_in_expr): Update comment.
3632 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3634 (copy_tree_body_r): Likewise.
3635 (copy_tree_body): New static function.
3636 (maybe_inline_call_in_expr): New global function.
3637 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3638 (maybe_inline_call_in_expr): Declare.
3639 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3640 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3643 2009-06-30 Richard Guenther <rguenther@suse.de>
3645 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3647 (propagate_necessity): Do not mark reaching defs of stores
3650 2009-06-30 Jan Hubicka <jh@suse.cz>
3652 * cfgloopanal.c (check_irred): Move into ...
3653 (mark_irreducible_loops): ... here; return true if ireducible
3655 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3656 (analyze_function): Try to prove loop finiteness.
3657 * cfgloop.h (mark_irreducible_loops): Update prototype.
3658 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3660 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3662 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3664 2009-06-30 Ira Rosen <irar@il.ibm.com>
3666 PR tree-optimization/40542
3667 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3670 2009-06-30 Martin Jambor <mjambor@suse.cz>
3672 PR tree-optimization/40582
3673 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3674 than useless_type_conversion_p.
3675 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3678 2009-06-30 Martin Jambor <mjambor@suse.cz>
3681 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3683 2009-06-30 Richard Guenther <rguenther@suse.de>
3685 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3686 use ao_ref references.
3687 (walk_aliased_vdefs): Likewise.
3688 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3689 * tree-ssa-dce.c (struct ref_data): Remove.
3690 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3691 (mark_aliased_reaching_defs_necessary): Adjust.
3692 (mark_all_reaching_defs_necessary_1): Likewise.
3694 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3697 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3698 (emit_store_flag_1): Extract from emit_store_flag, adjust
3699 calls to (what now is) emit_cstore.
3700 (emit_store_flag): Call emit_store_flag_1 and also use it
3701 for what used to be recursive calls.
3703 2009-06-30 Wei Guozhi <carrot@google.com>
3706 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3707 if the target bb post dominates from bb.
3708 * config/i386/i386.c (memory_address_length): Check existence of base
3709 register before using it.
3711 2009-06-30 Nick Clifton <nickc@redhat.com>
3712 DJ Delorie <dj@redhat.com>
3714 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3715 __FMOVD_ENABLED__ is defined.
3717 (TARGET_FMOVD): Provide a default definition.
3718 (MASK_FMOVD): Likewise.
3719 (TARGET_CPU_CPP_BUILTINS): Define
3720 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3721 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3722 two fmov instructions depending upon whether TARGET_FMOVD is
3724 (split for DF load from memory into register): Also handle
3725 MEMs which consist of REG+DISP addressing.
3726 (split for DF store from register to memory): Likewise.
3727 * config/sh/sh.opt (mfmovd): Remove this switch.
3728 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3729 * config/sh/sh.c (sh_override_options): Do not automatically
3730 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3731 that to the -mfmovd command line switch.
3733 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3735 (fldi_ok): Always allow.
3736 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3738 2009-06-29 DJ Delorie <dj@redhat.com>
3740 * doc/install.texi (mep-x-elf): Correct chip's full name.
3742 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3744 * doc/extend.texi: Fix typo.
3746 2009-06-29 Tom Tromey <tromey@redhat.com>
3749 * Makefile.in (DWARF2_H): New variable.
3751 (dwarf2out.o): Likewise.
3752 (dwarf2asm.o): Likewise.
3753 * config/i386/t-i386: Use DWARF2_H.
3754 * except.c: Include elf/dwarf2.h.
3755 * unwind-dw2.c: Include elf/dwarf2.h.
3756 * dwarf2out.c: Include elf/dwarf2.h.
3757 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3758 <dtprel>: New field.
3759 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3760 (size_of_loc_descr): Likewise.
3761 (output_loc_operands_raw): Likewise.
3762 (output_loc_operands): Handle new dtprel field.
3763 (loc_checksum): Update.
3764 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3765 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3766 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3767 * dwarf2asm.c: Include elf/dwarf2.h.
3768 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3769 * config/mmix/mmix.c: Include elf/dwarf2.h.
3770 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3771 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3772 * config/sh/sh.c: Include elf/dwarf2.h.
3773 * config/i386/i386.c: Include elf/dwarf2.h.
3775 2009-06-29 DJ Delorie <dj@redhat.com>
3777 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3779 * doc/extend.texi: Add MeP attributes and pragmas.
3780 * doc/invoke.text: Add MeP Options.
3781 * doc/contrib.texi: Add MeP contribution.
3782 * doc/md.texi: Add MeP constraints.
3783 * doc/install.texi: Add MeP target.
3785 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3787 * target.h (struct gcc_target): Add frame_pointer_required field.
3788 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3789 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3790 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3792 * reload1.c (update_eliminables): (Ditto.).
3793 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3794 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3795 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3797 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3799 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3800 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3801 (arm_frame_pointer_required): New function.
3803 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3804 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3805 (avr_frame_pointer_required_p): Declare as static.
3806 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3808 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3809 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3810 (bfin_frame_pointer_required): Make as static, change return type
3812 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3814 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3815 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3816 (cris_frame_pointer_required): New function.
3818 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3820 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3821 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3822 (fr30_frame_pointer_required): New function.
3824 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3825 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3826 (frv_frame_pointer_required): Make as static, change return type
3828 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3830 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3831 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3832 (ix86_frame_pointer_required): Make as static, change return type to
3834 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3836 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3837 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3839 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3841 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3843 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3845 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3846 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3847 (mips_frame_pointer_required): Make as static.
3848 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3850 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3851 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3852 (mmix_frame_pointer_required): Mew function.
3854 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3855 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3857 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3859 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3861 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3863 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3864 (CAN_ELIMINATE): Redefine.
3865 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3866 (sparc_frame_pointer_required): New function.
3867 (sparc_can_eliminate): New function.
3868 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3870 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3871 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3873 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3874 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3875 (xtensa_frame_pointer_required): Make as static, change return type
3877 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3880 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3882 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3883 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3884 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3885 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3886 (register_callback): Handle PLUGIN_START_UNIT.
3887 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3889 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3891 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3893 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3894 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3896 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3898 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3901 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3903 * doc/extend.texi (Additional Floating Types): __float128 is also
3904 supported on i386 targets.
3906 2009-06-29 Richard Guenther <rguenther@suse.de>
3909 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3911 (pt_solutions_same_restrict_base): Declare.
3912 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3914 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3915 (make_constraint_from, make_copy_constraint): Move earlier.
3916 (make_constraint_from_heapvar): New function.
3917 (make_constraint_from_restrict): Likewise.
3918 (handle_lhs_call): Use it.
3919 (find_func_aliases): Use it to track conversions to restrict
3921 (struct fieldoff): Add only_restrict_pointers flag.
3922 (push_fields_onto_fieldstack): Initialize it.
3923 (create_variable_info_for): Track global restrict qualified pointers.
3924 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3925 Track restrict qualified pointer arguments.
3926 (set_uids_in_ptset): Use varinfo is_global_var flag.
3927 (find_what_var_points_to): Set the vars_contains_restrict flag.
3928 Always create the points-to solution for sets including restrict tags.
3929 (pt_solutions_same_restrict_base): New function.
3930 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3931 qualified pointers use pt_solutions_same_restrict_base as
3932 additional source for disambiguation.
3934 2009-06-29 Richard Guenther <rguenther@suse.de>
3937 * alias.c (find_base_decl): Remove.
3938 (get_deref_alias_set_1): Remove restrict handling.
3939 * c-common.c (c_apply_type_quals_to_decl): Do not set
3940 DECL_POINTER_ALIAS_SET.
3941 * gimplify.c (find_single_pointer_decl_1): Remove.
3942 (find_single_pointer_decl): Likewise.
3943 (internal_get_tmp_var): Remove restrict handling.
3944 (gimple_regimplify_operands): Likewise.
3945 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3946 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3947 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3948 * tree.c (restrict_base_for_decl): Remove.
3949 (init_ttree): Do not allocate it.
3950 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3951 LABEL_DECL_UID for label decls.
3952 (copy_node_stat): Do not copy restrict information.
3953 (decl_restrict_base_lookup): Remove.
3954 (decl_restrict_base_insert): Likewise.
3955 (print_restrict_base_statistics): Likewise.
3956 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3957 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3958 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3959 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3960 (LABEL_DECL_UID): Adjust.
3961 (DECL_BASED_ON_RESTRICT_P): Remove.
3962 (DECL_GET_RESTRICT_BASE): Likewise.
3963 (SET_DECL_RESTRICT_BASE): Likewise.
3964 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3966 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3967 instead of DECL_POINTER_ALIAS_SET.
3968 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3969 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3970 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3972 2009-06-29 Richard Guenther <rguenther@suse.de>
3974 PR tree-optimization/40579
3975 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3976 the IL to simplify has constants that overflowed.
3978 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3980 PR tree-optimization/40550
3981 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3982 vector_compute_type only when the size of vector_compute_type is
3983 less than the size of type.
3985 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3987 * fold-const.c (contains_label_1): Fix comments.
3988 (contains_label_p): Do not walk trees multiple time.
3990 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3992 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3993 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3994 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3995 ix86_fp_comparison_operator.
3996 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3997 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3998 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3999 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4000 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4001 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4002 (related splits): Change predicate to ix86_fp_comparison_operator.
4003 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4004 instead of ix86_fp_comparison_codes.
4005 (ix86_trivial_fp_comparison_operator,
4006 ix86_fp_comparison_operator): New.
4007 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4008 (ix86_expand_compare): Eliminate last two parameters.
4009 (ix86_fp_jump_nontrivial_p): Kill.
4010 * config/i386/i386.c (put_condition_code): Eliminate call to
4011 ix86_fp_comparison_codes and subsequent assertion.
4012 (ix86_fp_comparison_codes): Eliminate.
4013 (ix86_fp_swap_condition): New.
4014 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4015 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4016 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4017 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4018 and ix86_fp_swap_condition.
4019 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4020 Use ix86_fp_comparison_strategy.
4021 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4022 (ix86_fp_jump_nontrivial_p): Eliminate.
4023 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4024 call to ix86_expand_compare.
4025 (ix86_split_fp_branch, ix86_expand_setcc,
4026 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4027 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4029 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4031 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4032 related to jump_clobbers.
4033 * config/arm/arm.md (conds): Remove jump_clob case.
4034 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4035 splits): Change comparison_operator to arm_comparison_operator.
4036 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4039 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4041 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4042 condition for floating point modes.
4043 * expmed.c (emit_store_flag_1): Move here a bigger part
4045 (emit_store_flag): Try swapping the condition for floating point
4047 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4049 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4051 * expr.c (expand_expr_real_1): Just use do_store_flag.
4052 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4053 emit_store_flag_force.
4054 * expmed.c (emit_store_flag_force): Copy here trick
4055 previously in expand_expr_real_1. Try reversing the comparison.
4056 (emit_store_flag_1): Work if target is NULL.
4057 (emit_store_flag): Work if target is NULL, using the result mode
4058 from the comparison. Use split_comparison, restructure final part
4059 to simplify conditionals.
4061 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4063 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4064 * dojump.c (do_jump): Change handling of floating-point
4065 ops to use just do_compare_and_jump.
4066 (split_comparison): New.
4067 (do_compare_rtx_and_jump): Add here logic coming previously
4068 in do_jump, using split_comparison.
4070 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4073 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4075 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4077 * tree-ssa-alias.c: Fix unintentional commit.
4079 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4081 * passes.c (execute_one_pass): Fix unintentional commit.
4083 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4085 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4086 (df_rd_local_compute, df_md_local_compute): Inline them.
4088 (df_md_scratch): New.
4089 (df_md_alloc, df_md_free): Allocate/free it.
4090 (df_md_local_compute): Only include live registers in init.
4091 (df_md_transfer_function): Prune the in-set computed by
4092 the confluence function, and the gen-set too.
4094 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4096 PR rtl-optimization/26854
4097 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4098 * df-problems.c (df_rd_add_problem): Fix comment.
4099 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4100 df_md_simulate_artificial_defs_at_top,
4101 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4102 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4103 df_md_transfer_function, df_md_init, df_md_confluence_0,
4104 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4105 problem_MD, df_md_add_problem): New.
4106 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4107 df_md_get_bb_info): New.
4108 (DF_LAST_PROBLEM_PLUS1): Adjust.
4110 * Makefile.in (fwprop.o): Include domwalk.h.
4111 * fwprop.c: Include domwalk.h.
4112 (reg_defs, reg_defs_stack): New.
4113 (bitmap_only_bit_between): Remove.
4114 (process_defs): New.
4115 (process_uses): Use reg_defs and local_md instead of
4116 bitmap_only_bit_between and local_rd.
4117 (single_def_use_enter_block): New, from build_single_def_use_links.
4118 (single_def_use_leave_block): New.
4119 (build_single_def_use_links): Remove code moved to
4120 single_def_use_enter_block, invoke domwalk.
4121 (use_killed_between): Adjust comment.
4123 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4125 * bitmap.h (bitmap_ior_and_into): New.
4126 * bitmap.c (bitmap_ior_and_into): New.
4128 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4130 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4131 before_dom_children_before_stmts and after_dom_children_after_stmts.
4132 Rename the two remaining callbacks to just before_dom_children and
4133 after_dom_children. Remove other GIMPLE statement walking bits.
4134 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4135 * graphite.c: Do not include domwalk.h.
4136 * tree-into-ssa.c (interesting_blocks): New global.
4137 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4138 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4139 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4140 now that they're not domwalk callbacks.
4141 (rewrite_initialize_block): Rename to...
4142 (rewrite_enter_block): ... this, place after called functions. Test
4143 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4144 (rewrite_finalize_block): Rename to...
4145 (rewrite_leave_block): ... this, place after called functions.
4146 (rewrite_update_init_block): Rename to...
4147 (rewrite_update_enter_block): ... this, place after called functions.
4148 Test interesting_blocks, call rewrite_update_stmt and
4149 rewrite_update_phi_arguments.
4150 (rewrite_update_fini_block): Rename to...
4151 (rewrite_leave_block): ... this, place after called functions.
4152 (rewrite_blocks): Remove last argument, simplify initialization of
4154 (mark_def_sites_initialize_block): Rename to...
4155 (mark_def_sites_block): ... this, call mark_def_sites.
4156 (mark_def_sites_blocks): Remove argument, simplify initialization of
4158 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4159 (update_ssa): Likewise.
4160 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4162 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4163 (dom_opt_initialize_block): Rename to...
4164 (dom_opt_enter_block): ... this, place after called functions. Walk
4165 statements here, inline propagate_to_outgoing_edges.
4166 (dom_opt_finalize_block): Rename to...
4167 (dom_opt_leave_block): ... this, place after called functions.
4168 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4170 (dse_enter_block, dse_record_phi): New.
4171 (dse_record_phis): Delete.
4172 (dse_finalize_block): Rename to...
4173 (dse_leave_block): ... this.
4174 (tree_ssa_dse): Simplify initialization of walk_data.
4175 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4176 Adjust initialization of walk_data.
4177 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4178 * tree-ssa-loop-phiopt.c (get_non_trapping):
4179 Adjust initialization of walk_data.
4180 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4181 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4182 it's not a domwalk callback.
4183 (uncprop_initialize_block): Rename to...
4184 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4185 (dse_finalize_block): Rename to...
4186 (dse_leave_block): ... this.
4187 (tree_ssa_uncprop): Simplify initialization of walk_data.
4188 * Makefile.in: Adjust dependencies.
4190 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4192 * arm.md (casesi): Fix test for Thumb1.
4193 (thumb1_casesi_internal_pic): Likewise.
4194 (thumb1_casesi_dispatch): Likewise.
4196 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4198 * config/arm/arm-cores.def: Added core cortex-m0.
4199 * config/arm/arm-tune.md: Regenerated.
4200 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4202 2009-06-26 DJ Delorie <dj@redhat.com>
4204 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4206 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4207 the scheduler doesn't tag jump insns.
4209 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4211 * c-decl.c (merge_decls): Re-indent.
4213 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4216 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4217 Special-case decimal float constants.
4219 2009-06-26 Richard Henderson <rth@redhat.com>
4221 * function.h (struct function): Add cannot_be_copied_reason,
4222 and cannot_be_copied_set.
4223 * tree-inline.c (has_label_address_in_static_1): Rename from
4224 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4225 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4226 don't set inline_forbidden_reason.
4227 (copy_forbidden): New function, split out of inline_forbidden_p.
4228 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4229 (inline_forbidden_p): Use copy_forbidden.
4230 (tree_versionable_function_p): Likewise.
4231 (inlinable_function_p): Merge into tree_inlinable_function_p.
4232 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4233 * ipa-cp.c (ipcp_versionable_function_p): New function.
4234 (ipcp_cloning_candidate_p): Use it.
4235 (ipcp_node_modifiable_p): Likewise.
4237 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4239 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4240 that is marked not to be inlined. Remove flag_mudflap use.
4241 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4242 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4244 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4247 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4248 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4250 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4252 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4254 (__mingwthr_remove_key_dtor): Likewise.
4256 2009-06-26 Richard Guenther <rguenther@suse.de>
4258 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4260 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4263 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4264 try the non-cond_exec path also.
4266 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4269 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4270 (output_cbranch): Use new functions.
4271 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4274 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4275 Pat Haugen <pthaugen@us.ibm.com>
4276 Revital Eres <ERES@il.ibm.com>
4278 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4279 for %c error. Add %x support to print VSX registers as a unified
4280 register set, instead of separate float and altivec registers.
4281 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4282 %y case, and add support for VSX pre-modify addresses.
4283 (output_toc): Add assert for CONST containing an integer constant
4285 (rs6000_adjust_cost): Add POWER7 support.
4286 (insn_must_be_first_in_group): Ditto.
4287 (insn_must_be_last_in_group): Ditto.
4288 (rs6000_emit_popcount): Ditto.
4289 (rs6000_vector_mode_supported_p): Ditto.
4291 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4292 Change some of the functions called by macros to being called
4293 through a pointer, so debug functions can be inserted if
4294 -mdebug=addr or -mdebug=cost.
4295 (rs6000_preferred_reload_class_ptr): Ditto.
4296 (rs6000_secondary_reload_class_ptr): Ditto.
4297 (rs6000_secondary_memory_needed_ptr): Ditto.
4298 (rs6000_cannot_change_mode_class_ptr): Ditto.
4299 (rs6000_secondary_reload_inner): Ditto.
4300 (rs6000_legitimize_reload_address): Ditto.
4301 (rs6000_legitimize_reload_address_ptr): Ditto.
4302 (rs6000_mode_dependent_address): Ditto.
4303 (rs6000_mode_dependent_address_ptr): Ditto.
4305 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4306 function to return true if the mode allows reg + integer
4308 (virtual_stack_registers_memory_p): New function to return true if
4309 the address refers to a virtual stack register.
4310 (rs6000_legitimate_offset_address_p): Move code to say whether a
4311 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4313 (rs6000_legitimate_address_p): Add checks for modes that only can
4314 do reg+reg addressing. Start adding VSX support.
4315 (rs6000_legitimize_reload_address): Ditto.
4316 (rs6000_legitimize_address): Ditto.
4317 (rs6000_debug_legitimate_address_p): New debug functions for
4318 -mdebug=addr and -mdebug=cost.
4319 (rs6000_debug_rtx_costs): Ditto.
4320 (rs6000_debug_address_costs): Ditto.
4321 (rs6000_debug_adjust_cost): Ditto.
4322 (rs6000_debug_legitimize_address): Ditto.
4323 (rs6000_legitimize_reload_address_ptr): Point to call normal
4324 function or debug function. Make functions called via pointer
4326 (rs6000_mode_dependent_address_ptr): Ditto.
4327 (rs6000_secondary_reload_class_ptr): Ditto.
4328 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4329 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4330 into a friendlier error.
4331 (rs6000_init_builtins): Add initial VSX support.
4332 (rs6000_adjust_cost): Fix some spacing issues.
4334 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4335 (REG_CLASS_NAMES): Ditto.
4336 (REG_CLASS_CONTENTS): Ditto.
4337 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4338 pointer, to add -mdebug=addr support.
4339 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4340 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4341 -mdebug=addr support.
4342 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4343 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4344 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4346 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4348 (bswapsi*): Set attribute types for load/store. Add combiner
4349 patterns to eliminate zero extend on 64-bit.
4350 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4351 stdbrx if the hardware supports those instructions.
4353 2009-06-25 Ian Lance Taylor <iant@google.com>
4355 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4356 (Link Options): Document -static-libstdc++.
4358 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4361 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4362 DATA_ALIGNMENT instead.
4364 2009-06-25 Richard Guenther <rguenther@suse.de>
4366 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4367 indirect references against the callused/escaped solutions.
4368 (call_may_clobber_ref_p_1): Likewise.
4370 2009-06-25 Martin Jambor <mjambor@suse.cz>
4372 PR tree-optimization/40493
4373 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4374 (enum unscalarized_data_handling): New type.
4375 (handle_unscalarized_data_in_subtree): Return what has been done.
4376 (load_assign_lhs_subreplacements): Handle left flushes differently.
4377 (sra_modify_assign): Use unscalarized_data_handling, simplified
4378 condition determining whether to remove the statement.
4380 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4382 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4383 excerpt - @ should be doubled for texinfo.
4385 2009-06-24 Ian Lance Taylor <iant@google.com>
4387 * config/arc/arc.c: Include "df.h".
4388 (arc_attribute_table): Make static. Move higher in file.
4389 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4390 (output_shift): Initialize n later to avoid warning.
4391 * config/arm/arm.c (arm_attribute_table): Make static. Move
4393 * config/avr/avr.c (avr_attribute_table): Make static. Move
4395 (reg_class_tab): Change array type from int to enum reg_class.
4396 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4398 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4399 (lshrhi3_out): Likewise.
4400 (class_likely_spilled_p): Change return type to bool.
4401 (avr_rtx_costs): Use local code variable with enum type.
4402 * config/avr/avr.md (movmemhi): Use add_reg_note.
4403 (andhi3, andsi3): Don't use AS2 with "and".
4404 (iorhi3, iorsi3): Don't use AS2 with "or".
4405 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4406 * config/crx/crx.c: Include "df.h".
4407 (crx_attribute_table): Make static.
4408 * config/m32r/m32r.c: Include "df.h".
4409 (m32r_attribute_table): Make static. Move higher in file.
4410 (pop): Use add_reg_note.
4411 (block_move_call): Change 0 to LCT_NORMAL in function call.
4412 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4413 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4414 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4415 declare, not just when TREE_CODE is defined.
4416 * config/m68hc11/m68hc11.c: Include "expr.h".
4417 (m68hc11_attribute_table): Make static. Move higher in file.
4418 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4420 (m68hc11_register_indirect_p): Likewise.
4421 (m68hc11_function_arg_padding): Change return type to enum
4423 (emit_move_after_reload): Use add_reg_note.
4424 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4425 (m68hc11_split_logical): Likewise.
4426 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4428 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4429 to VOIDmode in function call.
4430 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4432 (m68hc11_split_logical): Update declaration.
4433 (m68hc11_function_arg_padding): Update declaration.
4434 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4435 to array of enum reg_class.
4436 (mcore_attribute_table): Make static. Move higher in file.
4437 (mcore_rtx_costs): Add cast to enum type.
4438 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4439 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4440 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4442 * config/sh/predicates.md (trapping_target_operand): Rename and to
4444 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4446 * config/spu/spu.c (spu_attribute_table): Make static. Move
4448 * config/v850/v850.c (v850_attribute_table): Make static. Move
4450 (v850_rtx_costs): Use local code with enum type.
4451 (expand_epilogue): Add cast.
4452 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4454 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4457 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4458 -m2a-single-only and -m2a-nofpu.
4459 * config/sh/sh.opt: Document m2a generates FPU code.
4461 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4463 * defaults.h (CAN_ELIMINATE): Provide default.
4464 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4465 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4466 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4467 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4468 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4469 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4470 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4471 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4472 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4473 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4475 2009-06-24 DJ Delorie <dj@redhat.com>
4477 * mep-ext-cop.cpu: Fix copyright notice.
4478 * mep-default: Fix copyright notice.
4479 * mep-core: Fix copyright notice.
4480 * mep: Fix copyright notice.
4481 * mep-ivc2: Fix copyright notice.
4482 * mep-c5: Fix copyright notice.
4484 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4486 * doc/contrib.texi (Contributors):
4488 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4491 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4492 src and dst operands if necessary.
4494 2009-06-23 DJ Delorie <dj@redhat.com>
4497 * config.gcc: Add mep support.
4498 * recog.c: Resurrect validate_replace_rtx_subexp().
4499 * recog.h: Likewise.
4500 * config/mep/: Add new port:
4501 * config/mep/constraints.md: New file.
4502 * config/mep/default.h: New file.
4503 * config/mep/intrinsics.h: New file.
4504 * config/mep/intrinsics.md: New file.
4505 * config/mep/ivc2-template.h: New file.
4506 * config/mep/mep-c5.cpu: New file.
4507 * config/mep/mep-core.cpu: New file.
4508 * config/mep/mep-default.cpu: New file.
4509 * config/mep/mep-ext-cop.cpu: New file.
4510 * config/mep/mep-intrin.h: New file.
4511 * config/mep/mep-ivc2.cpu: New file.
4512 * config/mep/mep-lib1.asm: New file.
4513 * config/mep/mep-lib2.c: New file.
4514 * config/mep/mep-pragma.c: New file.
4515 * config/mep/mep-protos.h: New file.
4516 * config/mep/mep-tramp.c: New file.
4517 * config/mep/mep.c: New file.
4518 * config/mep/mep.cpu: New file.
4519 * config/mep/mep.h: New file.
4520 * config/mep/mep.md: New file.
4521 * config/mep/mep.opt: New file.
4522 * config/mep/predicates.md: New file.
4523 * config/mep/t-mep: New file.
4525 2009-06-23 Ian Lance Taylor <iant@google.com>
4527 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4528 from loose_warn into c_loose_warn and from strict_warn into
4529 c_strict_warn. Set and substitute warn_cxxflags. Check for
4530 --enable-build-with-cxx. Set and substitute
4531 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4532 * Makefile.in (CXXFLAGS): New variable.
4533 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4534 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4535 the default is the same as $(STRICT_WARN).
4536 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4537 (CXX): New variable.
4538 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4539 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4540 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4541 (HOST_LIBS): New variable.
4542 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4543 (ALL_CXXFLAGS): New variable.
4544 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4545 * doc/install.texi (Configuration): Document
4546 --enable-build-with-cxx, --with-stage1-ldflags,
4547 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4548 * configure: Rebuild.
4550 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4552 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4553 from previous commit.
4555 2009-06-23 Ian Lance Taylor <iant@google.com>
4557 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4559 2009-06-23 Ian Lance Taylor <iant@google.com>
4561 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4562 with ATTRIBUTE_UNUSED.
4564 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4565 Pat Haugen <pthaugen@us.ibm.com>
4566 Revital Eres <eres@il.ibm.com>
4568 * config.in (HAVE_AS_POPCNTD): Add default definition.
4569 (HAVE_AS_LWSYNC): Ditto.
4571 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4573 (gcc_cv_as_powerpc_cmpb): Ditto.
4574 (gcc_cv_as_powerpc_dfp): Ditto.
4575 (gcc_cv_as_powerpc_vsx): Ditto.
4576 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4577 supporting the popcntd/lwsync instructions.
4578 (gcc_cv_as_powerpc_lwsync): Ditto.
4579 * configure: Regenerate.
4581 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4582 -mcpu=native and -mcpu=power7.
4583 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4585 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4586 a variable instead of a mask to reduce the number of mask bits.
4587 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4588 (-mbit-word): Ditto.
4589 (-mregnames): Ditto.
4590 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4591 (-mfused-madd): Ditto.
4593 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4595 (-mvsx): New switch for VSX instructions.
4596 (-misel): Move from a variable to a mask to allow it to be set by
4599 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4600 function declaration to an array declaration.
4601 (rs6000_hard_regno_nregs): New external array declaration.
4603 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4604 files included by rs6000.md.
4606 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4607 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4609 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4611 (rs6000_debug_reg): New -mdebug= variables.
4612 (rs6000_debug_addr): Ditto.
4613 (rs6000_debug_cost): Ditto.
4614 (rs6000_pmode): New variable to hold Pmode.
4615 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4616 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4617 calculated at compiler start.
4618 (rs6000_hard_regno_nregs): Change function to an array which holds
4619 HARD_REGNO_NREGS calculated at compiler start.
4620 (rs6000_explicit_options): Delete isel field.
4621 (rs6000_vector_unit): New array to hold which vector unit
4622 supports arithmetic options for a given type.
4623 (rs6000_vector_mem): New array to hold which vector unit supports
4624 memory reference operations for a given type.
4625 (rs6000_vector_align): New array to given the alignment of each
4627 (power7_cost): New basic costs for power7.
4628 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4629 (rs6000_hard_regno_nregs_internal): New function, moved from
4630 HARD_REGNO_NREGS, to calculate the number of registers each hard
4631 register takes for each type.
4632 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4633 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4634 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4635 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4636 unit information here so it is calculated once at compiler startup
4638 (rs6000_override_options): Make -misel a target mask. Add more
4639 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4640 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4642 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4643 (rs6000_handle_option): Move -misel from variable to target mask.
4644 (rs6000_builtin_mask_for_load): Add VSX support.
4645 (rs6000_conditional_register_usage): Ditto.
4646 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4647 (function_arg_boundary): Ditto.
4648 (rs6000_expand_builtin): Ditto.
4649 (def_builtin): Make abort message a little friendlier.
4650 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4652 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4653 assembler support the popcntd instruction instead of a vsx
4654 instruction to enable power7 support.
4655 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4656 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4657 option to the assembler if -mcpu=native.
4658 (ASM_CPU_NATIVE_SPEC): Ditto.
4659 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4661 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4662 the lwsync instruction.
4663 (enum processor_type): Add PROCESSOR_POWER7.
4664 (rs6000_debug_reg): New -mdebug= options.
4665 (rs6000_debug_addr): Ditto.
4666 (rs6000_debug_cost): Ditto.
4667 (rs6000_isel): Delete.
4668 (enum rs6000_vector): New enum to say what vector unit we have.
4669 (VECTOR_UNIT_*): New macros to say which vector unit has
4670 arithmetic operations for a given type.
4671 (VECTOR_MEM_*): New macros to say which vector unit has memory
4672 operations for a given type.
4673 (TARGET_LDBRX): Whether the machine supports the ldbrx
4675 (TARGET_ISEL): Delete, -misel moved to be a mask.
4676 (TARGET_ISEL64): New macro for 64-bit isel support.
4677 (UNITS_PER_VSX_WORD): New macro.
4678 (POINTER_SIZE): Move to be an external variable, rather than
4679 calculating whether we are generating 32 ot 64-bit code.
4681 (STACK_BOUNDARY): Add VSX support.
4682 (LOCAL_ALIGNMENT): Ditto.
4683 (SLOW_UNALIGNED_ACCESS): Ditto.
4684 (VSX_REGNO_P): New macro for VSX support.
4685 (VFLOAT_REGNO_P): Ditto.
4686 (VINT_REGNO_P): Ditto.
4687 (VLOGICAL_REGNO_P): Ditto.
4688 (VSX_VECTOR_MODE): Ditto.
4689 (VSX_SCALAR_MODE): Ditto.
4691 (VSX_MOVE_MODE): Ditto.
4692 (VSX_REG_CLASS_P): Ditto.
4693 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4695 (UNITS_PER_SIMD_WORD): Add VSX support.
4696 (MODES_TIEABLE_P): Ditto.
4697 (STARTING_FRAME_OFFSET): Ditto.
4698 (STACK_DYNAMIC_OFFSET): Ditto.
4699 (EPILOGUE_USES): Ditto.
4700 (REGNO_REG_CLASS): Move to array lookup.
4701 (CLASS_MAX_NREGS): Ditto.
4702 (rs6000_vector_reg_class): Add declaration.
4703 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4704 overlap with the floating point and Altivec registers.
4706 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4708 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4709 give the appropriate asm switches if -mcpu=native.
4710 (host_detect_local_cpu): Add support for "asm".
4711 (host_detect_local_cpu): Follow GNU code guidelines for name.
4713 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4714 -mbit-word to a variable instead of being a target mask.
4716 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4717 emit the lwsync instruction instead of emitting the instruction as
4718 an integer constant.
4720 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4721 fixuns_trundfsi2, move expander into rs6000.md.
4723 * config/rs6000/rs6000.md (cpu): Add power7.
4724 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4725 (logical predicate patterns): Change the single instruction
4726 primitives that set CR0 to be fast_compare instead of compare.
4728 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4729 (popcntddi2): Ditto.
4730 (popcount<mode>): Ditto.
4731 (floating multiply/add insns): Name the floating point
4733 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4734 (isel_unsigned_<mode>): Ditto.
4735 (fixuns_trundfsi2): Move expander here from spe.md.
4736 (smindi3): Define if we have -misel on 64-bit systems.
4741 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4743 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4745 * config/avr/avr.c (avr_current_device): New variable.
4746 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4747 (avr_arch, mcu_type_s): Move to avr.h.
4748 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4749 default_data_section_start fields.
4750 (avr_arch): Moved from avr.c.
4751 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4752 library_name fields.
4753 (avr_current_device, avr_mcu_types, avr_arch_types,
4754 avr_device_to_arch, avr_device_to_data_start,
4755 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4756 (EXTRA_SPEC_FUNCTIONS): Define.
4757 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4758 options mapping. Use device_to_arch and device_to_data_start insted.
4759 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4760 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4761 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4762 * config/avr/driver-avr.c: New file.
4763 * config/avr/avr-devices.c: New file.
4765 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4767 * var-tracking.c (unshare_variable): Force initialized to
4768 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4769 (set_variable_part): Likewise.
4770 (struct variable_union_info): Remove pos_src field.
4771 (vui_vec, vui_allocated): New variables.
4772 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4773 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4774 == 1 use a simpler sorting algorithm. Compute pos field right
4775 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4776 Avoid quadratic comparison if !flag_var_tracking_uninit.
4777 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4778 unshare_variable unconditionally.
4779 (dataflow_set_different_2): Removed.
4780 (dataflow_set_different): Don't traverse second hash table.
4781 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4782 unconditionally to var_reg_set or var_mem_set.
4783 (emit_notes_in_bb): Likewise.
4784 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4786 (emit_note_insn_var_location): Don't set initialized to
4787 VAR_INIT_STATUS_INITIALIZED early.
4788 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4790 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4792 * tree-object-size.c (addr_object_size): Instead of checking
4793 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4794 are no FIELD_DECLs following it.
4796 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4798 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4799 order to match bswaps with signed source operands.
4801 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4803 * sdbout.c (sdbout_one_type): Fix braces in switch.
4805 2009-06-23 Richard Guenther <rguenther@suse.de>
4807 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4809 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4810 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4811 var_callused, callused_tree, var_storedanything, storedanything_tree,
4812 var_integer, integer_tree): Remove global variables.
4813 (new_var_info): Do not pass new id, append the new var to the
4814 global variable vector.
4815 (do_ds_constraint): Use is_global_var member of the variable-info.
4816 (new_scalar_tmp_constraint_exp): Adjust.
4817 (create_function_info_for): Likewise.
4818 (create_variable_info_for): Likewise.
4819 (find_what_var_points_to): Remove dead code.
4820 (init_base_vars): Simplify.
4821 (compute_points_to_sets): Adjust.
4823 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4825 * combine.c (try_combine): Dump information about the insns we're
4828 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4830 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4831 check when calling force_to_mode on TRUNCATE's operand.
4833 2009-06-22 Ian Lance Taylor <iant@google.com>
4835 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4837 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4839 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4841 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4843 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4844 override library linkage flags such as -static-libgcc or
4847 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4849 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4851 2009-06-22 Ian Lance Taylor <iant@google.com>
4853 * config/linux.opt: Put mglibc ahead of muclibc.
4855 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4856 for duplicate decls.
4858 2009-06-22 Matthias Klose <doko@ubuntu.com>
4860 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4862 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4865 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4866 instead of NULL if a parser error occurs.
4868 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4870 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4871 non-DWARF2_DEBUGGING_INFO version.
4873 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4875 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4876 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4878 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4879 (LIBGCC2_TF_CEXT): Define.
4882 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4885 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4887 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4889 * config/arm/arm.c (arm_override_options): Disable
4890 -mcaller-super-interworking and -mcallee-super-interworking.
4891 * doc/invoke.texi (ARM Options): Document this.
4893 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4895 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4896 * config/arm/constraints.md (j): New constraint for movw operands.
4897 (N): Remove thumb2 meaning.
4898 * config/arm/arm.md (*arm_movw): Delete.
4899 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4900 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4901 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4903 2009-06-22 Martin Jambor <mjambor@suse.cz>
4905 PR tree-optimization/40492
4906 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4907 build_ref_for_offset.
4909 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4911 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4912 JUMP_TABLE_DATA_P predicates where applicable.
4913 * auto-inc-dec.c: Ditto.
4914 * builtins.c: Ditto.
4915 * caller-save.c: Ditto.
4917 * cfgcleanup.c: Ditto.
4918 * cfglayout.c: Ditto.
4921 * combine-stack-adj.c: Ditto.
4927 * dwarf2asm.c: Ditto.
4928 * dwarf2out.c: Ditto.
4929 * emit-rtl.c: Ditto.
4935 * function.c: Ditto.
4938 * genpreds.c: Ditto.
4939 * genrecog.c: Ditto.
4941 * ira-costs.c: Ditto.
4942 * ira-lives.c: Ditto.
4945 * lower-subreg.c: Ditto.
4946 * modulo-sched.c: Ditto.
4948 * postreload.c: Ditto.
4949 * print-rtl.c: Ditto.
4958 * sched-vis.c: Ditto.
4960 * sel-sched-ir.c: Ditto.
4961 * simplify-rtx.c: Ditto.
4962 * targhooks.c: Ditto.
4963 * var-tracking.c: Ditto.
4964 * vmsdbgout.c: Ditto.
4966 2009-06-22 Matthias Klose <doko@ubuntu.com>
4968 * Makefile.in (install-plugin): Always use DESTDIR.
4970 2009-06-22 Olivier Hainque <hainque@adacore.com>
4972 * config/pa/pa.c (output_call): Don't optimize post call jumps
4973 into return address adjustments if the call may throw.
4975 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4977 * arm.c (thumb1_output_casesi): New function.
4978 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4979 optimizing for size or PIC.
4980 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4981 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4982 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4983 (thumb1_casesi_internal_pic): New expand rule.
4984 (thumb1_casesi_dispatch): New pattern.
4985 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4987 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4988 in the text seciton when PIC or optimizing for size.
4989 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4990 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4991 preservation properties of code.
4992 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4993 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4994 (__gnu_thumb1_case_si): New function.
4995 * t-arm (LIB1ASMSRC): Define here.
4996 (LIB1ASMFUNCS): Add some common functions.
4997 * t-arm-elf (LIB1ASMSRC): Delete.
4998 (LIB1ASMFUNCS): Append to existing set.
4999 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5000 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5001 * t-symbian (LIB1ASMFUNCS): Likewise.
5002 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5003 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5005 2009-06-21 Richard Guenther <rguenther@suse.de>
5007 PR tree-optimization/38729
5008 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5009 to loops with a single exit if -fno-expensive-optimizations.
5011 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5013 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5014 (dataflow_set): Change vars type from htab_t to shared_hash.
5015 (shared_hash_pool, empty_shared_hash): New variables.
5016 (vars_clear): Removed.
5017 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5018 shared_hash_find_slot_unshare, shared_hash_find_slot,
5019 shared_hash_find_slot_noinsert, shared_hash_find): New
5021 (shared_hash_unshare, shared_hash_destroy): New functions.
5022 (unshare_variable): Unshare set->vars if shared, use
5024 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5025 (get_init_value, find_src_set_src, dump_dataflow_set,
5026 clobber_variable_part, emit_notes_for_differences): Use
5028 (dataflow_set_init): Remove second argument, set vars to
5029 empty_shared_hash instead of creating a new htab.
5030 (dataflow_set_clear): Call shared_hash_destroy and set vars
5031 to empty_shared_hash instead of calling vars_clear.
5032 (dataflow_set_copy): Don't call vars_copy, instead just share
5033 the src htab with dst.
5034 (variable_union): Use shared_hash_*, use initially NO_INSERT
5035 lookup if set->vars is shared. Don't keep slot cleared before
5036 calling unshare_variable. Unshare set->vars if needed.
5037 Even ->refcount == 1 vars must be unshared if set->vars is shared
5038 and var needs to be modified.
5039 (variable_canonicalize): New function.
5040 (dataflow_set_union): If dst->vars is empty, just share src->vars
5041 with dst->vars and traverse with variable_canonicalize to canonicalize
5042 and unshare what is needed.
5043 (dataflow_set_different): If old_set and new_set use the same shared
5044 htab, they aren't different. If number of htab elements is different,
5045 htabs are different. Use shared_hash_*.
5046 (dataflow_set_destroy): Call shared_hash_destroy instead of
5048 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5049 second argument to dataflow_set_init.
5050 (vt_initialize): Likewise. Initialize shared_hash_pool and
5051 empty_shared_hash, move bb in/out initialization afterwards.
5052 Use variable_htab_free instead of NULL as changed_variables del hook.
5053 (variable_was_changed): Change type of second argument to pointer to
5054 dataflow_set. When inserting var into changed_variables, bump
5055 refcount. Unshare set->vars if set is shared htab and slot needs to
5057 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5058 lookup if set->vars is shared. Unshare set->vars if needed.
5059 Even ->refcount == 1 vars must be unshared if set->vars is shared
5060 and var needs to be modified. Adjust variable_was_changed caller.
5061 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5062 vars must be unshared if set->vars is shared and var needs to be
5063 modified. Adjust variable_was_changed caller.
5064 (emit_note_insn_var_location): Don't pool_free var.
5065 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5067 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5068 free_alloc_pool on shared_hash_pool.
5070 2009-06-20 Anthony Green <green@moxielogic.com>
5072 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5073 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5075 2009-06-20 Richard Guenther <rguenther@suse.de>
5077 * tree-ssa-structalias.c (find_func_aliases): For memset use
5078 a constraint from NULL if we memset to zero.
5079 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5080 we explicitly handle that do not read from memory.
5081 (call_may_clobber_ref_p_1): Properly handle builtins that may
5084 2009-06-20 Richard Guenther <rguenther@suse.de>
5086 PR tree-optimization/40495
5087 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5088 (new_scalar_tmp_constraint_exp): New function.
5089 (process_constraint): Do not create temporary decls.
5090 (process_all_all_constraints): Likewise.
5091 (handle_const_call): Likewise.
5092 (create_function_info_for): Do not set decl.
5094 2009-06-19 Ian Lance Taylor <iant@google.com>
5096 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5097 (rs6000_attribute_table): Make static; move before use.
5099 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5101 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5102 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5103 Propagate the TREE_READONLY flag without overwriting it.
5104 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5105 Propagate the TREE_READONLY flag onto the result.
5106 (process_call_operands): Move around. Use correct constant value.
5108 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5111 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5112 * config/arm/arm.md: Likewise.
5114 2009-06-19 Ian Lance Taylor <iant@google.com>
5116 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5117 to GIMPLE_ERROR_MARK.
5119 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5120 op2_original_type parameters. Warn about using different enum types.
5121 * c-parser.c (c_parser_conditional_expression): Pass original
5122 types to build_conditional_expr.
5123 * c-tree.h (build_conditional_expr): Update declaration.
5125 2009-06-19 Ian Lance Taylor <iant@google.com>
5127 * config/i386/i386.c (ix86_function_specific_save): Test that
5128 fields match values, rather than testing the values are in a
5131 2009-06-19 Richard Guenther <rguenther@suse.de>
5133 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5135 (ptr_derefs_may_alias_p): Likewise.
5136 (ptr_deref_may_alias_ref_p_1): New function.
5137 (ptr_deref_may_alias_ref_p): Likewise.
5138 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5139 covered by looking at the ESCAPED solution.
5140 (call_may_clobber_ref_p_1): Likewise.
5141 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5142 Handle NULL_TREE offset. Do not produce redundant constraints.
5143 (process_all_all_constraints): New helper function.
5144 (do_structure_copy): Use it.
5145 (handle_lhs_call): Likewise.
5146 (find_func_aliases): Handle some builtins with pointer arguments
5147 and/or return values explicitly.
5149 2009-06-19 Ian Lance Taylor <iant@google.com>
5151 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5153 2009-06-19 Ian Lance Taylor <iant@google.com>
5155 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5157 2009-06-19 Ian Lance Taylor <iant@google.com>
5159 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5160 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5163 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5164 uninitialized const.
5166 2009-06-19 Ian Lance Taylor <iant@google.com>
5168 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5171 * c-decl.c (in_struct, struct_types): Remove.
5172 (struct c_binding): Add in_struct field.
5173 (c_binding_ptr): Define type, along with VEC.
5174 (struct c_struct_parse_info): Define.
5175 (struct_parse_info): New static variable.
5176 (bind): Initialize in_struct field.
5177 (start_struct): Remove enclosing_in_struct and
5178 enclosing_struct_types parameters. Add
5179 enclosing_struct_parse_info parameter. Change all callers. Set
5180 struct_parse_info rather than in_struct and struct_types.
5181 (grokfield): If -Wc++-compat and there is a symbol binding for the
5182 field name, set the in_struct flag and push it on the
5183 struct_parse_info->fields vector.
5184 (warn_cxx_compat_finish_struct): New static function.
5185 (finish_struct): Remove enclosing_in_struct and
5186 enclosing_struct_types parameters. Add
5187 enclosing_struct_parse_info parameter. Change all callers. Don't
5188 set C_TYPE_DEFINED_IN_STRUCT here. Call
5189 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5190 parameter. Only push on struct_types if warn_cxx_compat.
5191 (finish_enum): Only push on struct_types if warn_cxx_compat.
5192 (declspecs_add_type): Add loc parameter. Change all callers.
5193 Change all error calls to error_at. Pass loc, not input_location,
5194 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5195 defined in a struct. If -Wc++-compat and parsing a struct, record
5196 that a typedef name was used.
5197 * c-parser.c (c_parser_declspecs): Get location to pass to
5199 (c_parser_struct_or_union_specifier): Update calls to start_struct
5201 * c-tree.h (struct c_struct_parse_info): Declare.
5202 (finish_struct, start_struct): Update declarations.
5203 (declspecs_add_type): Update declaration.
5205 2009-06-19 Ian Lance Taylor <iant@google.com>
5207 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5208 variable with an anonymous type.
5210 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5212 * see.c: Remove for real.
5214 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5216 * optabs.h (enum optab_index): Add new OTI_significand.
5217 (significand_optab): Define corresponding macro.
5218 * optabs.c (init_optabs): Initialize significand_optab.
5219 * genopinit.c (optabs): Implement significand_optab using
5220 significand?f2 patterns.
5221 * builtins.c (expand_builtin_mathfn): Handle
5222 BUILT_IN_SIGNIFICAND{,F,L}.
5223 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5224 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5226 * config/i386/i386.md (significandxf2, significand<mode>2): New
5227 expanders to implement significandf, significand and significandl
5228 built-ins as inline x87 intrinsics.
5230 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5232 * config/avr/avr.c (avr_override_options): Remove setting value of
5233 PARAM_INLINE_CALL_COST.
5235 2009-06-18 Richard Henderson <rth@redhat.com>
5238 * tree-pass.h (TDF_ASMNAME): New.
5239 * tree-dump.c (dump_options): Add asmname.
5240 * doc/invoke.texi: Document it.
5242 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5243 (dump_decl_name): ...here.
5244 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5245 (dump_generic_node): Update dump_function_name calls.
5246 (print_call_name): New flags arg; update all dump calls.
5247 * diagnostic.h (print_call_name): Update.
5248 * gimple-pretty-print.c (dump_gimple_call): Update.
5250 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5253 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5255 2009-06-18 Diego Novillo <dnovillo@google.com>
5257 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5258 * plugin.c (str_license): Declare.
5259 (try_init_one_plugin): Assert that the symbol
5260 'plugin_is_GPL_compatible' exists.
5262 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5265 * Makefile.in (OBJS-common): Remove see.o.
5267 * common.opt (fsee): Mark as preserved for backward compatibility.
5268 * opts.c (common_handle_option): Add OPT_fsee to the backward
5269 compatibility section.
5270 * passes.c (init_optimization_passes, pass_see): Remove pass.
5271 * timevar.def (TV_SEE): Remove.
5272 * tree-pass.h (pass_see): Remove declaration.
5273 * doc/invoke.texi (-fsee): Remove documentation.
5275 2009-06-18 Martin Jambor <mjambor@suse.cz>
5277 * tree-sra.c: Include statistics.h
5278 (sra_stats): New variable.
5279 (sra_initialize): Clear sra_stats.
5280 (create_access_replacement): Increment sra_stats.replacements.
5281 (get_access_replacement): Do not return twice.
5282 (analyze_all_variable_accesses): Increment statistics counter by the
5283 number of scalarized aggregates.
5284 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5285 (sra_modify_expr): Increment sra_stats.exprs.
5286 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5287 (sra_modify_assign): Increment sra_stats.exprs,
5288 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5289 (perform_intra_sra): Update statistics counters.
5290 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5292 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5294 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5295 (arm_scalar_mode_supported_p): New function.
5297 2009-06-18 Paul Brook <paul@codesourcery.com>
5298 Sandra Loosemore <sandra@codesourcery.com>
5300 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5301 (__extendhfsf2, __truncsfhf2): Define.
5302 * config/arm/fp16.c: New file.
5303 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5304 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5306 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5308 * doc/extend.texi (Half-Precision): New section.
5309 * doc/invoke.texi (Option Summary): List -mfp16-format.
5310 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5311 * config/arm/arm.opt (mfp16-format=): New.
5312 * config/arm/arm.c: Include intl.h.
5313 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5314 (TARGET_INVALID_RETURN_TYPE): Redefine.
5315 (TARGET_PROMOTED_TYPE): Redefine.
5316 (TARGET_CONVERT_TO_TYPE): Redefine.
5317 (arm_fp16_format): Define.
5318 (all_fpus): Add entry for neon-fp16.
5319 (fp_model_for_fpu): Likewise.
5320 (struct fp16_format): Declare.
5321 (all_fp16_formats): Define.
5322 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5324 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5326 (arm_legitimate_index_p): Treat HFmode like HImode.
5327 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5328 (coproc_secondary_reload_class): Special-case HFmode.
5329 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5330 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5331 (arm_init_fp16_builtins): New.
5332 (arm_init_builtins): Call it.
5333 (arm_invalid_parameter_type): New.
5334 (arm_invalid_return_type): New.
5335 (arm_promoted_type): New.
5336 (arm_convert_to_type).
5337 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5339 (arm_emit_fp16_const): New function.
5340 (arm_mangle_type): Mangle __fp16 as "Dh".
5341 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5343 (TARGET_NEON_FP16): New.
5344 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5345 (enum fputype): Add FPUTYPE_NEON_FP16.
5346 (enum arm_fp16_format_type): Declare.
5347 (arm_fp16_format): Declare.
5348 (LARGEST_EXPONENT_IS_NORMAL): Define.
5349 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5350 * config/arm/arm-modes.def (HFmode): Define.
5351 * config/arm/vfp.md: (*movhf_vfp): New.
5354 * config/arm/arm.md: (fpu): Add neon_fp16.
5355 (floatsihf2, floatdihf2): New.
5356 (fix_trunchfsi2, fix_trunchfdi2): New.
5360 (*arm32_movhf): New.
5361 (*thumb1_movhf): New.
5362 (consttable_2): Add check for HFmode constants.
5363 (consttable_4): Handle HFmode constants.
5365 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5367 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5369 2009-06-17 Olivier Hainque <hainque@adacore.com>
5371 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5372 const char ** conversion in AIX specific section.
5374 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5376 * config/i386/i386.c (ix86_special_builtin_type): Remove
5377 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5378 (bdesc_special_args): Updated.
5379 (ix86_init_mmx_sse_builtins): Likewise.
5380 (ix86_expand_special_args_builtin): Likewise.
5382 2009-06-17 Richard Henderson <rth@redhat.com>
5384 * tree-pretty-print.c (maybe_dump_asm_name): New.
5385 (dump_decl_name): Use it.
5386 (PRINT_FUNCTION_NAME): Merge into...
5387 (dump_function_name): ... here. Use maybe_dump_asm_name.
5389 2009-06-17 Cary Coutant <ccoutant@google.com>
5391 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5393 * debug.c (struct gcc_debug_hooks): Change placeholder for
5395 (debug_nothing_int_charstar_int): Replaced by...
5396 (debug_nothing_int_charstar_int_bool): ...this.
5397 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5398 source_line prototype.
5399 (debug_nothing_int_charstar_int): Replaced by...
5400 (debug_nothing_int_charstar_int_bool): ...this.
5401 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5402 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5403 Output is_stmt operand when necessary.
5404 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5405 (notice_source_line): Add is_stmt parameter.
5406 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5407 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5409 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5410 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5412 2009-06-17 Ian Lance Taylor <iant@google.com>
5414 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5416 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5419 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5421 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5422 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5423 tree_strip_sign_nop_conversions and
5424 tree_ssa_strip_useless_type_conversions rather than stripping
5425 the operations here.
5426 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5428 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5429 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5430 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5431 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5434 2009-06-17 Michael Eager <eager@eagercon.com>
5436 * config/rs6000/constraints.md (register_constraint "d"): New.
5437 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5438 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5439 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5440 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5441 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5442 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5443 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5444 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5445 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5446 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5448 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5449 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5450 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5451 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5452 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5453 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5454 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5455 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5456 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5457 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5458 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5459 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5460 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5461 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5463 2009-06-16 Ian Lance Taylor <iant@google.com>
5465 * profile.c (total_num_never_executed): Don't define.
5466 (compute_branch_probabilities): Don't count or print
5468 (init_branch_prob): Don't set total_num_never_executed.
5469 (end_branch_prob): Don't print total_num_never_executed.
5471 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5473 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5475 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5477 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5478 (nabstd2_fpr): Same.
5480 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5482 * expr.c (expand_assignment): Change complex type check.
5484 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5486 * doc/plugins.texi (Building GCC plugins): Added new section.
5488 2009-06-17 Ian Lance Taylor <iant@google.com>
5490 * c-pch.c (get_ident): Don't set size of templ array.
5491 (pch_init): Don't set size of partial_pch array.
5493 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5494 string constant to intialize an array whose size is the length of
5497 2009-06-17 Richard Guenther <rguenther@suse.de>
5499 PR tree-optimization/40389
5500 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5501 to addressable types.
5502 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5504 2009-06-17 Richard Guenther <rguenther@suse.de>
5507 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5508 if there is no evolution of left in the loop bail out.
5509 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5510 chrec_fold_multiply.
5512 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5513 Janis Johnson <janis187@us.ibm.com>
5516 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5517 for the symbol ref of a constant that is the source of a move
5518 - nor for any other not-obvious-label-ref constants.
5520 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5522 * plugin.c (position_pass): Skip newly inserted pass during list
5523 traversal to avoid repeated insertion.
5525 2009-06-16 Ian Lance Taylor <iant@google.com>
5527 * vec.h (VEC_stack_alloc): Define different version if
5528 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5529 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5530 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5531 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5533 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5535 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5537 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5538 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5539 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5540 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5541 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5542 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5543 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5544 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5545 __builtin_ia32_rdtscp.
5546 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5547 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5548 and __builtin_ia32_rorhi.
5549 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5550 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5551 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5552 (ix86_expand_args_builtin): Likewise.
5553 (ix86_expand_special_args_builtin): Likewise.
5555 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5556 (UNSPECV_RDTSC): Likewise.
5557 (UNSPECV_RDPMC): Likewise.
5558 (*bsr): Renamed to ...
5560 (*bsr_rex64): Renamed to ...
5564 (*rdpmc_rex64): Likewise.
5567 (*rdtsc_rex64): Likewise.
5569 (*rdtscp): Likewise.
5570 (*rdtscp_rex64): Likewise.
5572 * config/i386/ia32intrin.h: New.
5574 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5576 2009-06-16 Ian Lance Taylor <iant@google.com>
5578 * ira-build.c (copy_info_to_removed_store_destinations):
5579 Initialize parent_a.
5581 2009-06-16 Ian Lance Taylor <iant@google.com>
5583 * c-decl.c (grokdeclarator): Change size_varies to bool.
5585 2009-06-16 Ian Lance Taylor <iant@google.com>
5587 * sel-sched.c: Make forward declarations of move_op_hooks and
5588 fur_hooks explicitly extern.
5590 2009-06-16 Ian Lance Taylor <iant@google.com>
5592 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5593 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5595 2009-06-16 Ian Lance Taylor <iant@google.com>
5597 * resource.c (mark_referenced_resources): Change
5598 include_delayed_effects parameter to bool. Change all callers.
5599 (mark_end_of_function_resources): Likewise.
5600 * reorg.c (insn_references_resource_p): Likewise.
5601 (insn_sets_resource_p): Likewise.
5602 * resource.h (mark_referenced_resources): Update declaration.
5603 (mark_end_of_function_resources): Update declaration.
5605 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5607 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5609 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5611 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5612 GCC can bootstrap on AIX with GNU Binutils 2.20.
5614 2009-06-16 Ian Lance Taylor <iant@google.com>
5616 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5618 2009-06-16 Ian Lance Taylor <iant@google.com>
5620 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5621 inline, not extern inline.
5622 (exact_log2): Likewise.
5623 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5625 (exact_log2): Likewise, but don't test CTZ_HWI.
5627 2009-06-16 Ian Lance Taylor <iant@google.com>
5629 * bitmap.c (bitmap_clear): Don't declare as inline.
5630 * gimple.c (gimplify_assign): Likewise.
5631 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5632 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5633 (sched_scan_info): Remove duplicate definition.
5635 2009-06-16 Ian Lance Taylor <iant@google.com>
5637 * c-common.c (skip_evaluation): Don't define.
5638 (c_inhibit_evaluation_warnings): Define global variable.
5639 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5640 than skip_evaluation.
5641 (convert_and_check, warn_for_div_by_zero): Likewise.
5642 * c-common.h (skip_evaluation): Don't declare.
5643 (c_inhibit_evaluation_warnings): Declare.
5644 * c-parser.c (c_parser_typeof_specifier): Set
5645 c_inhibit_evaluation_warnings rather than skip_evaluation.
5646 (c_parser_conditional_expression): Likewise.
5647 (c_parser_binary_expression): Likewise.
5648 (c_parser_sizeof_expression): Likewise.
5649 (c_parser_alignof_expression): Likewise.
5650 * c-typeck.c (build_indirect_ref): Check
5651 c_inhibit_evaluation_warnings rather than skip_evaluation.
5652 (build_conditional_expr, build_binary_op): Likewise.
5654 2009-06-16 Richard Guenther <rguenther@suse.de>
5656 * tree-ssa-alias.c (is_escape_site): Remove.
5657 * tree-ssa-alias.h (enum escape_type): Remove.
5658 (is_escape_site): Likewise.
5659 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5660 via casts and asms without deferring to is_escape_site.
5662 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5665 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5666 use gen_lowpart if op0 has complex mode.
5668 2009-06-16 Richard Guenther <rguenther@suse.de>
5670 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5671 variables add them to ESCAPED.
5672 (find_func_aliases): Do not make all indirectly stored values escaped.
5674 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5676 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5679 2009-06-16 Martin Jambor <mjambor@suse.cz>
5681 PR tree-optimization/40432
5682 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5683 check whether we need to force gimple register operand.
5685 2009-06-16 Martin Jambor <mjambor@suse.cz>
5687 PR tree-optimization/40413
5688 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5689 build_ref_for_offset.
5690 (propagate_subacesses_accross_link): Fix a typo in a comment.
5692 2009-06-16 Ira Rosen <irar@il.ibm.com>
5694 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5695 with additional parameter.
5696 * tree-vectorizer.h (enum vect_def_type): Add new value
5698 (enum vect_relevant): Add comments.
5699 (vect_is_simple_reduction): Add new argument.
5700 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5701 Detect nested cycles.
5702 (vect_is_simple_reduction): Update documentation, add an argument to
5703 distinguish inner-loop reduction from nested cycle, detect nested
5704 cycles, fix printings and indentation, don't swap operands in case
5706 (get_initial_def_for_reduction): Handle subtraction.
5707 (vect_create_epilog_for_reduction): Add new argument to specify
5709 (vect_finalize_reduction): Handle subtraction, fix comments.
5710 (vectorizable_reduction): Handle nested cycles. In case of nested
5711 cycle keep track of the reduction variable position. Call
5712 vect_is_simple_reduction with additional parameter. Use original
5713 statement code in reduction epilogue for nested cycle. Call
5714 vect_create_epilog_for_reduction with additional parameter.
5715 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5716 inner-loop vectorization.
5717 (vect_recog_widen_sum_pattern): Likewise.
5718 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5720 (vect_mark_stmts_to_be_vectorized): Likewise.
5721 (vect_get_vec_def_for_operand): Handle nested cycles.
5723 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5725 * doc/invoke.texi (Debugging Options): Fix option index entries
5726 for -fdump-statistics, -frandom-seed add entries for
5727 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5728 (FRV Options): Fix entries for -mTLS, -mtls.
5729 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5730 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5731 (M68hc1x Options): Fix @itemx for -mnominmax.
5732 (MCore Options): Fix entry for -mno-lsim.
5733 (MMIX Options): Fix entry for -mabi=mmixware.
5734 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5736 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5738 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5739 Mention the plugin mode of gengtype.
5740 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5741 * gengtype.c: Updated copyright.
5742 (plugin_files, nb_plugin_files) Added new static variables.
5743 (measure_input_list) Care about plugin_files.
5744 (write_rtx_next): Added early return in plugin mode.
5745 (create_file): Updated copyright year in generated file. Added
5747 (oprintf): Added early return if NULL outf.
5748 (get_output_file_with_visibility): Care of plugin_files.
5749 (get_output_file_name): May return null.
5750 (write_local): Added early return.
5751 (put_mangled_filename): Ditto.
5752 (finish_root_table): Added check for base_files.
5753 (write_roots): Care about null when plugins.
5754 (main): Added plugin mode.
5756 2009-06-15 Ian Lance Taylor <iant@google.com>
5758 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5759 * gcov.c (read_count_file): Add braces around variables declared
5762 * c.opt (Wjump-misses-init): New warning.
5763 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5764 -Wall and -Wc++-compat if not already set.
5765 (c_common_post_options): Clear warn_jump_misses_init if it was not
5767 * c-decl.c (struct c_binding): Change type field to a union with
5768 new label field. Make it the first field in the struct. Update
5769 references to type to use u.type instead.
5770 (struct c_spot_bindings): Define.
5771 (struct c_goto_bindings): Define.
5772 (c_goto_bindings_p): Define, along with VECs.
5773 (struct c_label_vars): Define.
5774 (struct c_scope): Add has_label_bindings field.
5775 (bind_label, set_spot_bindings): New static functions.
5776 (decl_jump_unsafe, update_spot_bindings): New static functions.
5777 (update_label_decls): New static function.
5778 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5779 Update binding u.label field to shadowed field.
5780 (c_binding_start_stmt_expr): New function.
5781 (c_binding_end_stmt_expr): New function.
5782 (pushdecl): Don't call c_begin_vm_scope.
5783 (make_label): Add defining and p_label_vars parameters. Change
5785 (lookup_label): Correct test for whether a label has not yet been
5786 defined. Call bind_label rather than bind.
5787 (warn_about_goto): New static function.
5788 (lookup_label_for_goto): New function.
5789 (declare_label): Call bind_label rather than bind.
5790 (check_earlier_gotos): New static function.
5791 (define_label): Don't give errors about jumping into statement
5792 expressions or scopes of variably modified types. Call
5793 set_spot_bindings and check_earlier_gotos. Call bind_label
5794 instead of bind. Don't set label_context_stack_se or
5795 label_context_stack_vm.
5796 (c_get_switch_bindings): New function.
5797 (c_release_switch_bindings): New function.
5798 (c_check_switch_jump_warnings): New function.
5799 (start_function): Don't set label_context_stack_se or
5800 label_context_stack_vm.
5801 (finish_function): Likewise.
5802 * c-typeck.c (label_context_stack_se): Don't define.
5803 (label_context_stack_vm): Don't define.
5804 (c_finish_goto_label): Call lookup_label_for_goto rather than
5805 lookup_label. Don't give errors about jumping into a statement
5806 expression or the scope of a variably modified type. Don't set
5807 label_context_stack_se or label_context_stack_vm.
5808 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5809 fields. Add bindings field.
5810 (c_start_case): Don't set deleted fields. Set bindings field.
5811 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5812 or blocked_vm. Call c_check_switch_jump_warnings.
5813 (c_finish_case): Don't test blocked_stmt_expr field. Call
5814 c_release_switch_bindings.
5815 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5816 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5817 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5818 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5819 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5820 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5821 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5822 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5823 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5824 (C_DECL_UNJUMPABLE_VM): Don't define.
5825 (C_DECL_UNDEFINABLE_VM): Don't define.
5826 (struct c_label_list): Don't define.
5827 (struct c_label_context_se): Don't define.
5828 (struct c_label_context_vm): Don't define.
5829 (struct c_spot_bindings): Declare.
5830 (c_bindings_start_stmt_expr): Declare.
5831 (c_bindings_end_stmt_expr): Declare.
5832 (lookup_label_for_goto): Declare.
5833 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5834 (c_check_switch_jump_warnings): Declare.
5835 (label_context_stack_se, label_context_stack_vm): Don't declare.
5836 (c_finish_goto_label): Update declaration.
5837 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5838 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5839 (Warning Options): Document -Wjump-misses-init.
5841 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5843 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5846 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5848 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5850 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5852 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5854 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5856 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5858 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5860 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5861 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5862 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5863 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5864 * dwarf2asm.c (dw2_force_const_mem): Update call to
5866 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5867 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5868 * langhooks.c (lhd_comdat_group): Remove.
5869 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5870 * tree.h (DECL_COMDAT_GROUP): New.
5871 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5872 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5873 (make_decl_one_only): Change signature.
5874 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5876 (make_decl_one_only): Change signature.
5877 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5879 2009-06-15 Richard Guenther <rguenther@suse.de>
5882 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5884 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5886 * tree-ssa-math-opts.c: Remove extra divide.
5888 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5890 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5892 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5894 * passes.c: Add bswap pass.
5895 * tree-pass.h: Add pass_optimize_bswap declaration.
5896 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5897 Include rtl.h, expr.h and optabs.h for optab_handler check.
5898 (struct symbolic_number, pass_optimize_bswap): New definition.
5899 (do_shift_rotate, verify_symbolic_number_p): New functions.
5900 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5901 (gate_optimize_bswap): New function.
5902 * tree.c (widest_int_cst_value): New function.
5903 * tree.h (widest_int_cst_value): Prototype added.
5905 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5907 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5908 REG_EQUAL/REG_EQUIV notes.
5910 2009-06-14 Richard Guenther <rguenther@suse.de>
5913 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5914 has its address taken if NRV was applied and it is addressable.
5915 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5916 function split out from ...
5917 (get_constraint_for_1): ... here.
5918 (handle_rhs_call): Use it to mark the return slot escaped if
5919 it is addressable and NRV was applied.
5921 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5923 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5924 Change first argument type to location_t.
5925 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5926 Do not set input_location.
5927 Use loc instead of input_location throughout.
5929 2009-06-13 Richard Guenther <rguenther@suse.de>
5931 PR tree-optimization/40421
5932 * tree-predcom.c (should_unroll_loop_p): Remove.
5933 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5935 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5937 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5938 Add location argument.
5940 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5942 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5944 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5945 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5946 * config/spu/spu-protos.h: Add location to
5947 spu_resolve_overloaded_builtin.
5948 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5949 spu_build_builtin_va_list.
5950 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5951 argument. Pass location to build_function_call_vec.
5952 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5954 (emit_fpu_switch): Same.
5955 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5956 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5957 to build_decl and create_artificial_label.
5958 (xtensa_gimplify_va_arg_expr): Same.
5959 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5960 (xstormy16_gimplify_va_arg_expr): Same.
5961 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5962 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5963 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5964 (mips16_build_function_stub): Same.
5965 (mips16_build_call_stub): Same.
5967 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5970 * arm/constraints.md (Pa, Pb): New constraints.
5971 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5972 split pattern to deal with them.
5974 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5976 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5977 fix index entry for -Xpreprocessor.
5979 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5981 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5982 Add location argument to build_decl call.
5983 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5984 (rs6000_init_builtins): Same.
5985 (spe_init_builtins): Same.
5986 (rs6000_gimplify_va_arg): Add location argument to
5987 create_artificial_label call.
5989 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5991 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5992 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5993 * Makefile.in: Fix GGC dependency for gcse.o.
5995 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5997 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5998 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5999 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6001 * c-parser.c (c_parser_binary_expression): Use current column while
6002 building binary operations.
6003 * common.opt (fshow-column): Enable by default.
6004 * tree-vrp.c (check_array_ref): Use warning_at.
6005 (check_array_bounds): Use location from call back if expr has no
6007 * tree.h: Add location argument to maybe_fold_*.
6008 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6009 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6010 (maybe_fold_offset_to_component_ref): Same.
6011 (maybe_fold_offset_to_reference): Same.
6012 (maybe_fold_offset_to_address): Same.
6013 (maybe_fold_stmt_indirect): Same.
6014 (maybe_fold_stmt_addition): Same.
6015 (fold_stmt_r): Pass location to maybe_fold_*.
6016 (fold_gimple_assign): Same.
6017 * c-tree.h: Add location argument to finish_decl,
6018 default_function_array_conversion, store_init_value.
6019 * c-decl.c (define_label): Use error_at.
6020 (c_make_fname_decl): Pass location to finish_decl.
6021 (finish_decl): New location argument.
6022 (build_compound_literal): Pass location to store_init_value.
6023 (grokdeclarator): Pass location to finish_decl.
6025 * c-typeck.c (array_to_pointer_conversion): New location argument.
6026 (function_to_pointer_conversion): Same.
6027 (default_function_array_conversion): Same.
6028 (parser_build_unary_op): Pass location to overflow_warning.
6029 (parser_build_binary_op): Same. Use warning_at.
6030 (build_unary_op): Pass location to array_to_pointer_conversion.
6031 (build_c_cast): Pass location to digest_init.
6032 (build_modify_expr): New location argument.
6033 (convert_for_assignment): Same.
6034 (store_init_value): Same.
6035 (digest_init): Same.
6036 (output_init_element): Pass location to digest_init and
6037 array_to_pointer_conversion.
6038 (c_finish_return): Pass location to convert_for_assignment.
6039 * gimplify.c (gimplify_conversion): Pass location to
6040 maybe_fold_offset_to_address.
6041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6042 to maybe_fold_stmt_addition.
6043 * c-omp.c (c_finish_omp_atomic): Pass new location to
6045 (c_finish_omp_for): Same.
6046 * c-common.c (overflow_warning): New argument.
6047 * c-common.h: New argument to build_modify_expr, overflow_warning.
6048 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6050 (c_parser_initializer): Pass location to
6051 default_function_array_conversion.
6052 (c_parser_initelt): Same.
6053 (c_parser_initval): Same.
6054 (c_parser_asm_operands): Same.
6055 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6056 (c_parser_conditional_expression): Same.
6057 (c_parser_binary_expression): Add location info to stack. Use it.
6058 (c_parser_unary_expression): Pass location to
6059 default_function_array_conversion, parser_build_unary_op,
6060 build_indirect_ref, c_parser_postfix_expression_after_primary.
6061 (c_parser_postfix_expression_after_primary): New location argument.
6063 (c_parser_expression_conv): Pass location to
6064 default_function_array_conversion.
6065 (c_parser_expr_list): Same.
6066 (c_parser_omp_atomic): Same.
6067 (c_parser_omp_for_loop): Same.
6068 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6069 (build_array_declarator): New argument.
6070 * c-decl.c (build_array_declarator): Add location argument.
6071 (grokdeclarator): Set id_loc for cdk_array.
6072 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6073 build_array_declarator.
6074 * tree.c (build_omp_clause): Add location argument.
6075 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6076 (OMP_CLAUSE_LOCATION): New macro.
6077 (struct tree_omp_clause): Add location field.
6078 (build_omp_clause): Add argument.
6079 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6080 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6082 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6083 (cp_parser_omp_clause_collapse): Same.
6084 (cp_parser_omp_clause_default): Same.
6085 (cp_parser_omp_clause_if): Same.
6086 (cp_parser_omp_clause_nowait): Same.
6087 (cp_parser_omp_clause_num_threads): Same.
6088 (cp_parser_omp_clause_ordered): Same.
6089 (cp_parser_omp_clause_schedule): Same.
6090 (cp_parser_omp_clause_untied): Same.
6091 (cp_parser_omp_for_loop): Same.
6092 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6093 * c-tree.h (c_start_case): Add location argument.
6094 (c_process_expr_stmt): Same.
6095 (c_finish_goto_*): Same.
6096 * tree-parloops.c (initialize_reductions): Pass location to
6098 (create_parallel_loop): Same.
6099 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6100 (gfc_trans_omp_reduction_list): Same.
6101 (gfc_trans_omp_clauses): Same.
6102 (gfc_trans_omp_do): Same.
6103 * c-typeck.c (c_finish_goto_label): Same.
6104 (c_finish_goto_ptr): New location argument.
6105 (c_start_case): Same.
6106 (emit_side_effect_warnings): Same.
6107 (c_process_expr_stmt): Same.
6108 (c_finish_stmt_expr): Same.
6109 (c_finish_omp_clauses): Use error_at instead of error.
6110 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6112 * c-omp.c (c_split_parallel_clauses): New location argument.
6113 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6114 to build_omp_clause.
6115 (convert_local_reference_stmt): Same.
6116 (convert_gimple_call): Same.
6117 * c-common.h (c_split_parallel_clauses): New argument.
6118 * c-parser.c (c_parser_statement_after_labels): Pass location to
6119 c_finish_goto_label.
6120 (c_parser_switch_statement): Pass location to c_start_case.
6121 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6122 and c_process_expr_stmt.
6123 (c_parser_omp_variable_list): Add location argument.
6124 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6125 (c_parser_omp_clause_default): Same.
6126 (c_parser_omp_clause_if): Same.
6127 (c_parser_omp_clause_num_threads): Same.
6128 (-c_parser_omp_clause_ordered): Same.
6129 (c_parser_omp_clause_reduction): Pass location to
6130 c_parser_omp_variable_list.
6131 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6132 (c_parser_omp_clause_untied): Same.
6133 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6134 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6136 * c-tree.h (check_for_loop_decls, undeclared_variable,
6137 build_component_ref, build_array_ref, build_external_ref,
6138 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6139 build_conditional_expr, build_compound_expr, c_cast_expr,
6140 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6141 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6143 * c-semantics.c (build_stmt): Same.
6144 (build_case_label): Same.
6145 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6146 (undeclared_variable): New argument.
6148 (lookup_label): Pass location on down.
6149 (define_label): Same.
6150 (finish_decl): Same.
6151 (build_compound_literal): Same.
6152 (finish_struct): Same.
6153 (finish_function): Do not set location here.
6154 (check_for_loop_decls): New argument.
6155 * tree.c (save_expr): Set location.
6156 (build_empty_stmt): New argument.
6157 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6158 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6159 * builtins.c (gimplify_va_arg_expr): Use locations.
6160 (expand_builtin_sync_operation): Same.
6161 * c-typeck.c (build_component_ref): New argument.
6162 (build_array_ref): Same.
6163 (build_external_ref): Same.
6164 (c_expr_sizeof_expr): Same.
6165 (c_expr_sizeof_type): Same.
6166 (parser_build_unary_op): Same.
6167 (build_conditional_expr): Same.
6168 (build_compound_expr): Pass location on down.
6169 (build_compound_expr): New argument.
6170 (build_c_cast): Same.
6171 (c_cast_expr): Same.
6172 (build_asm_expr): Same.
6173 (c_finish_return): Same.
6174 (c_process_expr_stmt): Pass location on down.
6175 (c_finish_stmt_expr): New argument.
6176 (push_clenaup): Same.
6177 (c_finish_omp_parallel): Same.
6178 (c_finish_omp_task): Same.
6179 * gimplify.c (gimplify_call_expr): Pass location on down.
6180 * c-omp.c (c_finish_omp_master): New argument.
6181 (c_finish_omp_critical): Same.
6182 (c_finish_omp_ordered): Same.
6183 (c_finish_omp_barrier): Same.
6184 (-c_finish_omp_taskwait): Same.
6185 (c_finish_omp_atomic): Same.
6186 (c_finish_omp_flush): Same.
6187 * tree-inline.c (copy_tree_body_r): Pass location on down.
6188 (inline_forbidden_p): Remove use of input_location.
6189 * c-gimplify.c (c_build_bind_expr): New argument.
6190 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6191 (c_sizeof_or_alignof_type): New argument.
6192 (c_alignof_expr): Same.
6193 (build_va_arg): Same.
6194 (c_add_case_label): Same.
6195 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6196 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6197 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6198 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6199 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6200 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6202 * stub-objc.c (objc_build_selector_expr): Same.
6203 (objc_build_throw_stmt): Same.
6204 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6205 (c_parser_initelt): Same.
6206 (c_parser_compound_statement): Same.
6207 (c_parser_compound_statement_nostart): Same.
6208 (c_parser_label): Same.
6209 (c_parser_statement_after_labels): Same.
6210 (c_parser_if_body): Same.
6211 (c_parser_else_body): Same.
6212 (c_parser_if_statement): Same.
6213 (c_parser_switch_statement): Same.
6214 (c_parser_while_statement): Same.
6215 (c_parser_do_statement): Same.
6216 (c_parser_for_statement): Same.
6217 (c_parser_asm_statement): Same.
6218 (c_parser_conditional_expression): Same.
6219 (c_parser_binary_expression): Same.
6220 (c_parser_cast_expression): Same.
6221 (c_parser_unary_expression): Same.
6222 (c_parser_sizeof_expression): Same.
6223 (c_parser_alignof_expression): Same.
6224 (c_parser_postfix_expression): Same.
6225 (c_parser_expression): Same.
6226 (c_parser_objc_receiver): Same.
6227 (c_parser_omp_variable_list): Same.
6228 (c_parser_omp_structured_block): Same.
6229 (c_parser_omp_atomic): New argument.
6230 (c_parser_omp_barrier): Same.
6231 (c_parser_omp_critical): Same.
6232 (c_parser_omp_flush): Pass location on down.
6233 (c_parser_omp_for_loop): New argument.
6234 (c_parser_omp_for): Same.
6235 (c_parser_omp_master): Same.
6236 (c_parser_omp_ordered): Same.
6237 (c_parser_omp_sections_scope): Same.
6238 (c_parser_omp_sections): Same.
6239 (c_parser_omp_parallel): Same.
6240 (c_parser_omp_single): Same.
6241 (c_parser_omp_task): Same.
6242 (c_parser_omp_taskwait): Pass location on down.
6243 (c_parser_omp_construct): Same.
6244 (c_parser_omp_threadprivate): Same.
6245 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6246 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6247 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6248 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6249 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6250 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6251 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6252 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6253 config/i386/i386.c, stmt.c:
6254 Add location argument to the following function definitions and/or
6255 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6256 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6257 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6258 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6259 do_case, c_finish_bc_stmt, build_compound_literal,
6260 build_function_call.
6261 * c-decl.c (build_compound_literal): Add location argument.
6262 Make all diagnostic calls use location.
6263 (start_struct): Same.
6264 (finish_struct): Same.
6266 (build_enumerator): Same.
6267 (start_function): Same.
6268 (grokdeclarator): Make all diagnostic calls use location.
6269 (store_parm_decls_oldstyle): Same.
6270 * c-typeck.c (build_function_call): Add location argument.
6271 Make all diagnostic calls use location.
6273 (c_finish_bc_stmt): Same.
6274 * tree-nested.c (get_trampoline_type): Add argument.
6275 Pass location to build_decl.
6276 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6277 * rtl.h (RTL_LOCATION): New.
6278 * c-common.c (c_add_case_label): Add location argument.
6279 Make all diagnostic calls use location.
6280 * c-common.h: Add location argument to make_fname_decl, do_case,
6281 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6282 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6283 Set it appropriately for every case. Pass enum_loc to start_enum
6284 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6286 (c_parser_struct_or_union_specifier): Save location. Use it for
6287 start_struct, finish_struct, and parser_xref_tag.
6289 2009-06-12 Ian Lance Taylor <iant@google.com>
6291 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6293 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6294 cpp_opts->warn_cxx_operator_names.
6296 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6299 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6300 is returns NULL and OP is a VCE, look through the VCE.
6302 2009-06-12 Ian Lance Taylor <iant@google.com>
6305 * collect2.c (main): Use CONST_CAST2 in code inside #if
6306 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6308 2009-06-12 Joey Ye <joey.ye@intel.com>
6311 * cfgexpand.c (get_decl_align_unit): Update
6312 max_used_stack_slot_alignment with align instead of
6313 stack_alignment_needed.
6315 * function.c (assign_stack_local_1): Update
6316 max_used_stack_slot_alignment with alignment_in_bits instead
6317 of stack_alignment_needed.
6318 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6321 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6323 * dwarf2out.c (last_var_location_insn): New variable.
6324 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6325 (dwarf2out_var_location): Don't record anything after last real
6326 insn. Only change labels if there were any real instructions
6327 in between last note and this one, or if changed sections.
6329 2009-06-11 Richard Henderson <rth@redhat.com>
6331 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6332 note when storing the frame pointer in a register.
6333 (FRP): Don't redefine to nothing for epilogue.
6334 (alpha_expand_epilogue): Mark register and sp restores.
6335 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6337 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6338 when gen_lowpart is needed.
6340 2009-06-11 Richard Henderson <rth@redhat.com>
6342 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6344 * dwarf2out.c (need_data_align_sf_opcode): New.
6345 (div_data_align): Move earlier.
6346 (def_cfa_1, reg_save): Use it.
6348 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6350 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6351 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6352 (ix86_handle_option): Handle OPT_mcrc32.
6353 (ix86_target_string): Add -mcrc32.
6354 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6356 * config/i386/i386.h (TARGET_CRC32): New.
6358 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6359 (sse4_2_crc32di): Likewise.
6361 * config/i386/i386.opt (mcrc32): New.
6363 * doc/invoke.texi: Document -mcrc32.
6365 2009-06-11 Richard Henderson <rth@redhat.com>
6367 * common.opt (gdwarf-): Accept a version number.
6368 * doc/invoke.texi (gdwarf-): Update docs.
6369 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6370 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6371 version level, and record it.
6373 * dwarf2.h (DW_CIE_VERSION): Remove.
6374 * dwarf2out.c (DWARF_VERSION): Remove.
6375 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6376 (output_call_frame_info): Use CIE version 3 for dwarf3,
6377 or if the return register column is out of range for version 1.
6378 (dwarf_stack_op_name): Add all dwarf3 values.
6379 (DEBUG_PUBTYPES_SECTION): New.
6380 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6381 encoding change for dwarf3.
6382 (output_die) [dw_val_class_die_ref]: Likewise.
6383 (output_compilation_unit_header): Emit correct version for dwarf3.
6384 (output_line_info): Likewise.
6385 (output_pubnames): Update for DWARF_VERSION removal.
6386 (output_aranges): Likewise.
6387 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6388 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6389 (dwarf2out_finish): Likewise.
6391 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6393 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6396 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6399 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6400 * builtins.c (expand_builtin_unreachable): New function.
6401 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6402 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6403 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6405 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6406 searching for missing barriers.
6408 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6410 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6411 when -fprofile-generate* was passed.
6412 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6414 2009-06-11 Anthony Green <green@moxielogic.com>
6416 * config/moxie/moxie.md: Define length attribute for all instructions.
6418 (*b<cond:code>): Support limited branch ranges for new PC-relative
6419 branch instructions.
6420 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6422 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6424 * config/i386/i386.c (min_insn_size): Use get_attr_length
6425 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6428 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6429 instead of emit_insn_before.
6431 2009-06-10 Ian Lance Taylor <iant@google.com>
6434 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6437 2009-06-10 Revital Eres <eres@il.ibm.com>
6439 * passes.c (init_optimization_passes): Reschedule
6440 predictive-commoning pass before complete unroll pass.
6442 2009-06-10 Martin Jambor <mjambor@suse.cz>
6444 * cgraph.c (cgraph_node_can_be_local_p): New function.
6445 (cgraph_make_node_local): New function.
6446 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6447 (cgraph_make_node_local): Declare.
6449 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6451 * tree.h (tree_base): Add packed_flag and user_align fields.
6452 Decrease size of spare field.
6453 (TYPE_USER_ALIGN): Use user_align from tree_base.
6454 (DECL_USER_ALIGN): Likewise.
6455 (TYPE_PACKED): Use packed_flag from tree_base.
6456 (DECL_PACKED): Likewise.
6457 (tree_type): Delete packed_flag and user_align fields. Widen
6458 precision field. Widen mode field and shuffle fields to align
6459 mode on an 8-bit boundary.
6460 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6461 Renumber decl_flag_* fields. Fix comments. Widen
6462 decl_common_unused field.
6463 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6464 (DECL_EXTERNAL): Likewise.
6465 (DECL_BIT_FIELD): Likewise.
6466 (DECL_NONADDRESSABLE_P): Likewise.
6467 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6468 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6470 2009-06-10 Ian Lance Taylor <iant@google.com>
6472 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6473 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6474 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6475 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6476 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6477 DEF_VEC_ALLOC_FUNC_P.
6478 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6479 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6480 DEF_VEC_ALLOC_FUNC_O.
6481 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6482 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6483 DEF_VEC_ALLOC_FUNC_I.
6484 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6485 (vec_stack_p_reserve_exact_1): Declare.
6486 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6487 (vec_stack_free): Declare.
6488 (VEC_stack_alloc): Define.
6489 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6490 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6491 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6492 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6494 (stack_vecs): New static variable.
6495 (vec_stack_p_reserve_exact_1): New function.
6496 (vec_stack_o_reserve_1): New static function.
6497 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6498 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6499 (vec_stack_free): New function.
6500 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6501 (VEC_df_ref_stack_alloc): Define.
6502 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6503 DEF_VEC_ALLOC_P_STACK.
6504 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6505 (struct df_collection_rec): Change _vec fields to VEC. Remove
6507 (df_free_collection_rec): Adjust for new fields.
6508 (df_insn_rescan): Use new df_collection_rec fields.
6509 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6510 (df_ref_create_structure, df_ref_record): Likewise.
6511 (df_get_conditional_uses, df_get_call_refs): Likewise.
6512 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6513 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6514 (df_record_exit_block_uses, df_bb_verify): Likewise.
6515 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6516 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6517 Remove count parameter. Change return type to void. Change all
6519 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6520 Remove count parameter. Change return type to void. Change all
6522 (df_install_refs): Change old_vec parameter to VEC. Remove count
6523 parameter. Change all callers.
6524 (df_install_mws): Change old_vec parameter to VEC. Remove count
6525 parameter. Change all callers.
6526 (df_refs_verify): Change new_rec parameter to VEC. Change call
6528 (df_mws_verify): Likewise.
6530 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6532 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6534 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6536 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6538 2009-06-10 Anthony Green <green@moxielogic.com>
6540 * config/moxie/crti.asm: New file.
6541 * config/moxie/crtn.asm: New file.
6542 * config/moxie/moxie.c: New file.
6543 * config/moxie/moxie.h: New file.
6544 * config/moxie/sfp-machine.h: New file.
6545 * config/moxie/moxie-protos.h: New file.
6546 * config/moxie/t-moxie: Created.
6547 * config/moxie/t-moxie-softfp: Created.
6548 * config/moxie/moxie.md: Created.
6549 * config/moxie/constraints.md: Created.
6550 * config.gcc: Add moxie support.
6551 * doc/md.texi (Machine Constraints): Add moxie constraints.
6552 * doc/contrib.texi (Contributors): Mention moxie port.
6553 * doc/install.texi (Specific): Mention the moxie port.
6555 2009-06-09 Ian Lance Taylor <iant@google.com>
6557 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6559 * optabs.c (optab_table): Only use designated initializers if
6560 HAVE_DESIGNATED_INITIALIZERS is defined.
6561 (convert_optab_table): Likewise.
6562 (init_optabs): Always call init_insn_codes if
6563 HAVE_DESIGNATED_INITIALIZERS is not defined.
6565 2009-06-09 Ian Lance Taylor <iant@google.com>
6567 * targhooks.c (default_builtin_vectorized_function): Change fn
6568 parameter to unsigned int.
6569 (default_builtin_vectorized_conversion): Change code parameter to
6571 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6572 * targhooks.h: Update declarations.
6573 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6574 parameter to unsigned int.
6576 * c-typeck.c (comptypes_check_enum_int): New static function.
6577 (comptypes_internal): Add enum_and_int_p parameter. Change all
6579 (comp_target_types): Add location parameter. Change all callers.
6580 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6582 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6583 (build_conditional_expr): Add colon_loc parameter. Change all
6585 (convert_for_assignment): Add location parameter. Change all callers.
6586 * c-parser.c (c_parser_conditional_expression): Pass location of
6587 colon to build_conditional_expr.
6588 * c-tree.h (build_conditional_expr): Update declaration.
6590 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6592 * graphite.c: Revert previous patch.
6594 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6597 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6599 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6601 * tree-ssa-loop-prefetch.c
6602 (loop_prefetch_arrays): Fixed a portability problem in printf format
6605 2009-06-09 Martin Jambor <mjambor@suse.cz>
6607 PR tree-optimization/40351
6608 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6609 refrence to a potential artifical subaccess can be constructed.
6611 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6613 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6614 (sh_override_options): Likewise.
6615 * config/sh/sh.c: Include params.h.
6616 (sh_optimization_options): New.
6617 (sh_override_options): Likewise.
6618 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6619 (OVERRIDE_OPTIONS): Use sh_override_options.
6621 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6623 * dwarf2out.c (emit_cfa_remember): New variable.
6624 (add_fde_cfi): If emit_cfa_remember, recurse to add
6625 DW_CFA_remember_state first.
6626 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6627 instead just set emit_cfa_remember.
6629 2009-06-08 Jan Hubicka <jh@suse.cz>
6632 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6634 2009-06-08 Jan Hubicka <jh@suse.cz>
6637 * cgraphunit.c (save_inline_function_body): Do not copy transform
6638 hooks for saved inline bodies.
6639 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6642 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6644 * jump.c (returnjump_p): Handle delayed branches. Add missing
6647 2009-06-08 Jan Hubicka <jh@suse.cz>
6650 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6651 original node might've been modified.
6652 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6654 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6656 * tree-object-size.c (addr_object_size): Add OSI argument.
6657 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6658 (compute_builtin_object_size, expr_object_size): Adjust callers.
6659 (plus_stmt_object_size): Call addr_object_size instead of
6660 compute_builtin_object_size.
6662 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6663 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6665 * tree-ssa-loop-prefetch.c
6666 (gather_memory_references): Introduced a counter for the number of
6668 (anything_to_prefetch_p): Introduced a counter for the number of
6670 (is_loop_prefetching_profitable): New function with a cost model
6672 (loop_prefetch_arrays): Use the new cost model to determine if
6673 prefetching is profitable.
6674 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6675 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6676 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6677 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6678 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6679 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6681 2009-06-08 Michael Matz <matz@suse.de>
6684 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6685 partitions use the same.
6686 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6687 for basevars of SSA_NAMEs.
6688 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6689 to not expand them twice.
6690 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6693 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6695 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6696 (fdump-final-insns=, gtoggle): New.
6697 * doc/invoke.texi: Document them.
6698 * final.c (rest_of_clean_state): Dump final insn stream.
6699 * gcc.c (invoke_as): Hook in -fcompare-debug.
6700 (static_spec_functions): Add compare-debug-dump-opt,
6701 compare-debug-self-opt and compare-debug-auxbase-opt.
6702 (compare_debug, compare_debug_second, compare_debug_opt): New.
6703 (switches_debug_check, n_switches_debug_check): New.
6704 (debug_auxbase_opt, debug_check_temp_file): New.
6705 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6707 (do_self_spec): Handle arguments after switches.
6708 (do_spec_1): Add .gk extension to temp file basenames for compare.
6709 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6710 (cc1_options): Use it instead of normal auxbase computation for
6711 the second compare-debug compilation.
6712 (compare_files): New.
6713 (main): Set up and implement compare debug mode.
6714 (compare_debug_dump_opt_spec_function): New.
6715 (compare_debug_self_opt_spec_function): New.
6716 (compare_debug_auxbase_opt_spec_function): New.
6717 * toplev.c (process_options): Handle flag_gtoggle,
6718 flag_dump_final_insns.
6719 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6720 during -fcompare-debug-second compilation.
6722 2009-06-07 Ian Lance Taylor <iant@google.com>
6724 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6725 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6727 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6728 with no default node. Change warning with %H to warning_at.
6729 Don't clear warn_switch around case checking.
6730 * doc/invoke.texi (Warning Options): Clarify distinction between
6731 -Wswitch and -Wswitch-enum.
6733 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6735 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6737 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6739 * gbl-ctors.h: Add header guard.
6741 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6743 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6744 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6745 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6746 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6747 prototypes for removed functions.
6748 (expressions_equal_p): Move to ...
6749 * tree-ssa-sccvn.h: ... here and ...
6750 * matrix-reorg.c: ... adjust includes.
6752 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6754 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6756 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6758 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6759 (finish_function): Remove erroneous whitespace.
6761 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6763 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6764 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6766 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6768 * errors.c (internal_error): Commentary typo fix.
6769 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6770 * tree-ssa-pre.c: Ditto.
6772 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6774 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6775 them is supposed to hold actual statements.
6777 2009-06-06 Ian Lance Taylor <iant@google.com>
6779 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6780 empty statements can now have attributes.
6782 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6784 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6785 * config/mips/mips.md: Ditto.
6787 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6789 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6791 (__eabi_uconvert): Likewise.
6793 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6795 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6796 CFI_* definitions with IN_GCC.
6798 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6800 * xcoffout.h (xcoffout_source_line): Update prototype.
6802 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6804 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6805 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6807 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6810 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6811 inlined_function_outer_scope_p blocks for artificial inlines
6813 * tree.c (tree_nonartificial_location): Rewrite using
6814 block_nonartificial_location.
6816 2009-06-05 Revital Eres <eres@il.ibm.com>
6817 Leehod Baruch <leehod@il.ibm.com>
6819 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6820 (expand_expr_real_1): Remove comment.
6821 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6822 Vectorize misaligned access when the target supports it.
6823 (vect_supportable_dr_alignment): Check for unaligned access support.
6824 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6827 2009-06-05 Julian Brown <julian@codesourcery.com>
6829 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6830 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6832 2009-06-05 Richard Guenther <rguenther@suse.de>
6835 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6838 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6840 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6841 (save_gprs): Don't tell unwinder when a global register is saved.
6842 (s390_emit_epilogue): Emit needed epilogue unwind info.
6844 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6846 * dwarf2out.c (deferred_asm_name): New.
6847 (add_name_and_src_coords_attributes): Defer creation of
6848 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6850 (move_linkage_attr): New.
6851 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6854 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6856 * tree-nested.c (finalize_nesting_tree_1): Declare the
6857 frame_decl in the binding tree.
6859 2009-06-04 Cary Coutant <ccoutant@google.com>
6861 * basic-block.h (struct basic_block_def): Add discriminator field.
6862 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6864 * debug.c (do_nothing_debug_hooks): Add additional entry.
6865 (debug_nothing_int_charstar_int): New function.
6866 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6867 (debug_nothing_int_charstar_int): New declaration.
6868 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6869 discriminator value in .loc directive.
6870 * final.c (last_discriminator): New variable.
6871 (discriminator): New variable.
6872 (final_start_function): Initialize above variables, pass current
6873 discriminator to debug hook.
6874 (notice_source_line): Check for discriminator change.
6875 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6876 * sdbout.c (sdbout_source_line): New parameter.
6877 * tree-cfg.c (struct locus_discrim_map): New structure type.
6878 (discriminator_per_locus): New hash table.
6879 (build_gimple_cfg): Allocate and free discriminator hash table.
6880 (make_edges): Call assign_discriminator.
6881 (locus_map_hash): New function.
6882 (locus_map_eq): New function.
6883 (next_discriminator_for_locus): New function.
6884 (same_line_p): New function.
6885 (assign_discriminator): New function.
6886 (make_cond_expr_edges): Call assign_discriminator.
6887 (make_gimple_switch_edges): Likewise.
6888 (first_non_label_stmt): New function.
6889 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6891 * xcoffout.c (xcoffout_source_line): Add new parameter.
6893 * configure.ac (gcc_cv_as_discriminator): New configury check for
6894 gas support for discriminator.
6895 * configure: Regenerate.
6896 * config.in: Regenerate.
6898 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6900 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6901 val after checking for integers.
6903 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6905 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6907 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6908 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6909 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6910 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6911 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6912 X64_SSE_REGPARM_MAX.
6913 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6914 X64_SSE_REGPARM_MAX.
6916 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6918 * gcc.c (report_times_to_file): New.
6919 (execute): Implement it.
6920 (process_command): Support -time=.
6921 * doc/invoke.texi: Document it.
6923 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6925 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6926 that have value exprs.
6928 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6930 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6931 declarations for constants until...
6932 (dw2_output_indirect_constant_1): ... this point.
6934 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6937 * arm.md (arm_addsi3): Don't try to split an add with an
6938 eliminable register until after reload has completed.
6940 2009-06-03 Ian Lance Taylor <iant@google.com>
6942 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6943 * genattrtab.c (write_length_unit_log): Likewise.
6944 * genchecksum.c (dosum): Likewise.
6945 * gengtype.c (write_rtx_next): Likewise.
6946 (finish_root_table, write_roots): Likewise.
6947 * gimple.c (gimple_ops_offset_): Likewise.
6948 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6949 * config/arc/arc.c (arc_attribute_table): Likewise.
6950 * config/arm/arm.c (arm_attribute_table): Likewise.
6951 * config/avr/avr.c (avr_attribute_table): Likewise.
6952 * config/crx/crx.c (crx_attribute_table): Likewise.
6953 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6954 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6955 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6956 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6957 * config/sh/sh.c (sh_attribute_table): Likewise.
6958 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6959 * config/spu/spu.c (spu_attribute_table): Likewise.
6960 * config/v850/v850.c (v850_attribute_table): Likewise.
6962 * config/alpha/alpha.c (vms_attribute_table): Make static.
6963 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6964 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6965 * config/mips/mips.c (mips_attribute_table): Likewise.
6967 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6969 (cc1-checksum.o): Likewise.
6971 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6973 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6975 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6977 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6978 insn if it is changing sp. Use gen_add3_insn instead of
6979 conditionally gen_addsi3 and gen_adddi3.
6980 (offset_below_red_zone_p): New static inline function.
6981 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6982 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6983 * config/rs6000/ppc-asm.h: Include auto-host.h.
6984 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6985 CFI_RESTORE): Define.
6986 * config/rs6000/crtresxgpr.asm: Add unwind info.
6987 * config/rs6000/crtresxfpr.asm: Likewise.
6988 * config/rs6000/crtresgpr.asm: Likewise.
6989 * config/rs6000/crtresfpr.asm: Likewise.
6990 * config/rs6000/crtsavgpr.asm: Likewise.
6991 * config/rs6000/crtsavfpr.asm: Likewise.
6993 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6994 argument of DWARF2_FRAME_REG_OUT macros.
6996 2009-06-03 Julian Brown <julian@codesourcery.com>
6998 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6999 words or less (including TImode) in core registers.
7001 2009-06-03 Richard Guenther <rguenther@suse.de>
7004 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7006 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7008 * statistics.c (statistics_counter_event): Do not record event
7009 in pass dump if its number == -1.
7010 (curr_statistics_hash): Add assert that we never get passes
7011 with static number == -1.
7013 2009-06-03 Richard Guenther <rguenther@suse.de>
7014 Andrey Belevantsev <abel@ispras.ru>
7016 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7017 non-BLKmode arrays addressable.
7019 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7021 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7022 * config/m68k/m68k.h: ... here.
7023 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7026 2009-06-03 Martin Jambor <mjambor@suse.cz>
7028 PR tree-optimization/40323
7029 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7032 2009-06-03 Richard Guenther <rguenther@suse.de>
7034 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7037 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7039 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7040 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7041 JUMP_TABLE_DATA_P where applicable.
7042 * config/sh/sh.c: Ditto.
7043 * config/sh/sh.h: Ditto.
7044 * config/sh/sh.md: Ditto.
7045 * config/sh/symbian.c: Ditto.
7047 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7049 * config/i386/driver-i386.c (describe_cache): Optimize
7050 concatenation of strings. Use snprintf instead of sprintf.
7051 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7052 target when not compiling with GCC.
7054 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7056 * config/sh/sh.c: Revert last change.
7057 (sh_expand_epilogue): Emit a blockage insn before the frame
7058 pointer adjustment unconditionally.
7060 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7062 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7063 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7064 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7065 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7066 to COLLECT_GCC_OPTIONS.
7068 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7070 * collect2.c (target_system_root): New variable.
7071 (main): Handle --sysroot=.
7072 (ignore_library): Strip the sysroot from the library path.
7074 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7076 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7077 (collect2.o): Depend on collect2-aix.h.
7078 (collect2-aix.o): New rule.
7079 * collect2-aix.h: New file.
7080 * collect2-aix.c: Likewise.
7081 * collect2.c: Include collect2-aix.h. Don't undefine
7082 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7083 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7084 Use TARGET_AIX_VERSION instead of _AIX51.
7085 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7086 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7087 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7088 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7089 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7091 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7093 * collect2.c (ignore_library): Avoid premature post-increment
7096 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7098 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7099 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7100 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7101 CROSS_DIRECTORY_STRUCTURE too.
7102 (LINK_LIBG_SPEC): Likewise.
7103 (LIB_SPEC): Add %R to sysroot paths.
7104 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7105 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7106 * config/rs6000/aix51.h: As for aix43.h.
7107 * config/rs6000/aix52.h: Likewise.
7108 * config/rs6000/aix53.h: Likewise.
7109 * config/rs6000/aix61.h: Likewise.
7110 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7111 to the beginning of sysroot paths.
7113 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7115 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7116 INSN_LISTs that are out of the REG_NOTE range.
7118 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7120 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7121 (struct var_to_expand): Likewise.
7122 (struct opt_info): Add head and tail for linked lists of the above.
7123 (analyze_insn_to_expand_var): Initialize next.
7124 (analyze_iv_to_split_insn): Likewise.
7125 (analyze_insns_in_loop): Create linked lists.
7126 (allocate_basic_variable): Simplify for use without hash table.
7127 (insert_var_expansion_initialization): Likewise, make it type-safer.
7128 (combine_var_copies_in_loop_exit): Likewise.
7129 (apply_opt_in_copies): Walk lists rather than hash tables.
7130 (release_var_copies): Simplified and inlined by hand into...
7131 (free_opt_info): ... this function.
7133 2009-06-02 Richard Guenther <rguenther@suse.de>
7135 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7138 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7140 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7141 only for builtins that are not overridden.
7143 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7145 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7148 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7150 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7152 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7154 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7156 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7158 * common.opt (fdump-unnumbered-links): New.
7159 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7160 * print-rtl.c (flag_dump_unnumbered_links): New.
7161 (print_rtx): Test it.
7163 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7165 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7166 push/pop multiple to 8-byte alignment.
7168 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7170 * config/i386/i386.c (queued_cfa_restores): New static variable.
7171 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7173 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7174 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7175 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7176 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7177 note unconditionally.
7178 (ix86_emit_restore_regs_using_mov): Likewise.
7179 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7180 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7181 it through to ix86_emit_restore_reg_using_pop.
7182 (ix86_emit_leave): Add RED_OFFSET argument. Call
7183 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7184 instead of adding REG_CFA_OFFSET note unconditionally.
7185 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7186 the above functions. Call ix86_add_queued_cfa_restore_notes when
7189 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7190 force output of the label even for dwarf2out_do_cfi_asm.
7191 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7192 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7193 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7195 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7196 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7197 dwarf2out_cfi_label callers.
7198 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7199 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7200 Adjust dwarf2out_cfi_label callers.
7201 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7203 * config/i386/i386.h (struct machine_cfa_state,
7204 struct machine_function): Guard with ifndef USED_FOR_TARGET
7205 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7208 * emutls.c (__emutls_get_address): Change arr->size to mean number
7209 of allocated arr->data entries instead of # of slots + 1.
7212 * recog.c (peep2_reinit_state): New function.
7213 (peephole2_init_state): Use it at the end of a basic block and also
7214 when seeing a RTX_FRAME_RELATED_P insn.
7216 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7218 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7219 fixuns_truncrfdi2): New.
7220 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7221 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7222 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7223 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7224 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7225 *recip_approx): Remove.
7226 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7227 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7228 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7230 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7233 2009-06-01 Ian Lance Taylor <iant@google.com>
7235 * attribs.c (register_attribute): Use CONST_CAST.
7236 * collect2.c (main): Use CONST_CAST2.
7237 (scan_prog_file): Likewise.
7238 * gcc.c (process_command, main): Likewise.
7239 * toplev.c (toplev_main): Likewise.
7241 * c-typeck.c (handle_warn_cast_qual): New static function,
7242 partially broken out of build_c_cast.
7243 (build_c_cast): Call handle_warn_cast_qual.
7244 * doc/invoke.texi (Warning Options): Document new effect of
7247 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7249 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7250 (diagnostic_report_current_module): Print columns.
7251 * common.opt (flag_show_column): Enable by default.
7253 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7255 * alias.c (find_base_term): Check for NULL term before returning.
7257 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7259 Revert due to PR40320:
7260 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7261 * calls.c (emit_library_call_value_1): Don't force_operand for move
7264 2009-06-01 Olivier Hainque <hainque@adacore.com>
7265 Eric Botcazou <ebotcazou@adacore.com>
7267 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7268 to be processed as a bitfield for constructor output purposes.
7269 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7271 * varasm.c (oc_local_state): New type, output_constructor
7272 local state to support communication with helpers.
7273 (oc_outer_state): New type, output_constructor outer state of
7274 relevance in recursive calls.
7275 (output_constructor_array_range): New output_constructor helper,
7276 extracted code for an array range element.
7277 (output_constructor_regular_field): New output_constructor helper,
7278 extracted code for an element that is not a bitfield.
7279 (output_constructor_bitfield): New output_constructor helper,
7280 extracted code for a bitfield element. Accept an OUTER state
7281 argument for recursive processing. Recurse on record or array
7282 CONSTRUCTOR values, possibly past noop conversions.
7283 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7284 VALUE is a valid constant-valued expression for use in a static
7285 bit-field initializer.
7286 (output_constructor): Rework to use helpers. Accept and honor an
7287 OUTER state argument for recursive calls. Return total size. Be
7288 prepared for nested constructors initializing bitfields.
7289 (output_constant): Feed OUTER in calls to output_constructor.
7291 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7293 * calls.c (emit_library_call_value_1): Don't force_operand for move
7296 2009-06-01 Nick Clifton <nickc@redhat.com>
7298 * doc/invoke.texi (IA-64 Options): Fix typo.
7300 2009-06-01 Ira Rosen <irar@il.ibm.com>
7302 PR tree-optimization/39129
7303 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7305 (vect_do_peeling_for_loop_bound): Use
7306 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7307 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7308 (vect_loop_versioning): Likewise.
7309 (vect_create_cond_for_alias_checks): Fix indentation.
7310 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7312 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7313 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7314 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7315 "control flow in loop".
7316 (vect_estimate_min_profitable_iters): Use
7317 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7318 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7319 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7320 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7321 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7322 statement belongs to a group of strided accesses with the exact code
7324 (vectorizable_load): Likewise.
7325 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7326 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7328 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7330 * config/freebsd-stdint.h: New file.
7331 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7332 Add freebsd-stdint.h to tm_file.
7334 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7336 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7337 (thumb2_extendhidi2): Likewise.
7339 2009-05-31 Ian Lance Taylor <iant@google.com>
7341 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7343 2009-05-31 Ian Lance Taylor <iant@google.com>
7345 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7346 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7347 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7349 2009-05-31 Jason Merrill <jason@redhat.com>
7351 * tree-pretty-print.c (print_call_name): Take the callee, not the
7352 call itself. Make non-static. Use dump_function_name for functions.
7353 (dump_generic_node): Adjust.
7354 * diagnostic.h: Declare print_call_name.
7355 * gimple-pretty-print.c (dump_gimple_call): Use it.
7357 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7359 * config/sh/sh.md (ashldi3_std): New define_expand.
7362 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7365 * config/sh/sh.c: Include debug.h.
7366 (sh_expand_epilogue): Emit a blockage insn before the frame
7367 pointer adjustment also when dwarf2out_do_frame returns true.
7369 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7371 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7372 (thumb2_extendqidi2): New pattern.
7374 2009-05-31 Ira Rosen <irar@il.ibm.com>
7376 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7377 mark phis for renaming.
7378 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7379 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7380 Call mark_sym_for_renaming.
7381 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7382 * tree-vect-loop.c (vect_transform_loop): Remove
7383 vect_memsyms_to_rename initialization and a call to
7384 mark_set_for_renaming.
7386 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7389 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7390 frame related even if !set_cfa && style < 0.
7392 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7394 * config/i386/mingw-tls.c: New file.
7395 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7396 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7397 defining _WIN32 but not __CYGWIN__.
7399 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7401 * configure.ac: Add MPC support.
7403 * config.in, configure: Regenerate.
7405 2009-05-29 Richard Henderson <rth@redhat.com>
7407 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7408 NOTE_INSN_BASIC_BLOCK.
7409 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7410 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7411 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7413 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7415 (add_cfi): Disable check redefining cfa away from drap.
7416 (lookup_cfa_1): Add remember argument; handle remember/restore.
7417 (lookup_cfa): Pass remember argument.
7418 (cfa_remember): New.
7419 (compute_barrier_args_size_1): Remove sibcall check.
7420 (dwarf2out_frame_debug_def_cfa): New.
7421 (dwarf2out_frame_debug_adjust_cfa): New.
7422 (dwarf2out_frame_debug_cfa_offset): New.
7423 (dwarf2out_frame_debug_cfa_register): New.
7424 (dwarf2out_frame_debug_cfa_restore): New.
7425 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7426 (dwarf2out_begin_epilogue): New.
7427 (dwarf2out_frame_debug_restore_state): New.
7428 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7429 DW_CFA_restore_state.
7430 (output_cfi_directive): Likewise.
7431 (convert_cfa_to_fb_loc_list): Likewise.
7432 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7433 * dwarf2out.h: Update.
7434 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7435 (copy_insn_1): Early out for null.
7436 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7437 and dwarf2out_frame_debug_restore_state.
7438 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7439 (prologue_insn_hash, epilogue_insn_hash): New.
7440 (free_after_compilation): Adjust freeing accordingly.
7441 (record_insns): Create hash table if needed; push insns into
7442 hash instead of array.
7443 (maybe_copy_epilogue_insn): New.
7444 (contains): Search hash table instead of array.
7445 (sibcall_epilogue_contains): Remove.
7446 (thread_prologue_and_epilogue_insns): Split eh_return insns
7447 and mark them as epilogues.
7448 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7449 scanning in terms of basic blocks.
7450 * insn-notes.def (CFA_RESTORE_STATE): New.
7451 * jump.c (returnjump_p_1): Accept EH_RETURN.
7452 (eh_returnjump_p_1, eh_returnjump_p): New.
7453 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7454 CFA_REGISTER, CFA_RESTORE): New.
7455 * rtl.def (EH_RETURN): New.
7456 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7458 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7459 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7461 * config/i386/i386.c (gen_push): Update cfa state.
7462 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7463 add a CFA_ADJUST_CFA note.
7464 (ix86_dwarf_handle_frame_unspec): Remove.
7465 (ix86_expand_prologue): Update cfa state.
7466 (ix86_emit_restore_reg_using_pop): New.
7467 (ix86_emit_restore_regs_using_pop): New.
7468 (ix86_emit_leave): New.
7469 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7470 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7471 * config/i386/i386.h (struct machine_cfa_state): New.
7472 (ix86_cfa_state): New.
7473 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7474 (eh_return_internal): Merge from eh_return_<mode>,
7475 use eh_return rtx, split w/ epilogue.
7477 2009-05-29 Ian Lance Taylor <iant@google.com>
7479 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7481 * calls.c (emit_library_call_value_1): Likewise.
7483 * c-typeck.c (c_build_va_arg): New function.
7484 * c-tree.h (c_build_va_arg): Declare.
7485 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7486 instead of build_va_arg.
7488 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7490 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7491 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7492 (ptr_difference_cost): Use affine combinations to compute it.
7493 (difference_cost): Likewise.
7494 (get_computation_cost_at): Compute more accurate cost for addresses
7495 if the ratio is a multiplier allowed in addresses.
7496 For non-addresses, consider that an additional offset or symbol is
7499 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7501 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7502 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7504 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7505 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7506 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7508 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7509 to 1 for TYPE_SSE{IADD1,CVT1}.
7510 (prefix_vex_imm8): Removed.
7511 (length_vex): Only pass 1 as second argument to
7512 ix86_attr_length_vex_default if prefix_extra is 0.
7513 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7514 (length): For prefix vex computation use length_immediate
7515 attribute instead of prefix_vex_imm8.
7516 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7517 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7518 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7519 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7520 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7521 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7522 a space in between the operands.
7523 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7524 if one operand is 0xff and the other one si, di, bp or sp.
7525 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7526 other one si, di, bp or sp.
7527 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7528 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7529 type and mode attributes.
7530 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7531 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7532 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7533 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7534 prefix_data16 attribute iff MODE_DF.
7535 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7536 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7537 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7538 constm128_operand in length_immediate computation.
7539 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7540 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7541 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7542 length_immediate attribute to 1.
7543 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7544 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7545 for certain alternatives.
7546 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7547 prefix_data16 attribute if MODE_V1DF.
7548 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7549 length_immediate to 1.
7550 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7551 length_address to 4, set mode attribute to MODE_DI.
7552 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7553 (fxam<mode>2_i387): Set length attribute to 4.
7554 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7555 *prefetch_3dnow_rex): Override length_address attribute.
7556 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7558 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7559 (constm128_operand): Removed.
7560 * config/i386/i386.c (memory_address_length): For
7561 disp && !index && !base in 64-bit mode account for SIB byte if
7562 print_operand_address can't optimize disp32 into disp32(%rip)
7563 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7564 for fs: or gs: segment.
7565 (ix86_attr_length_immediate_default): When checking if shortform
7566 is possible, truncate immediate to the length of the non-shortened
7568 (ix86_attr_length_address_default): Ignore MEM_P operands
7570 (ix86_attr_length_vex_default): Only check for DImode on
7571 GENERAL_REG_P operands.
7572 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7573 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7574 (sse_cvttps2pi): Clear prefix_rep attribute.
7575 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7577 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7578 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7579 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7580 iff operand 2 is const_int_operand.
7581 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7582 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7583 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7585 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7587 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7588 prefix_data16 attribute for movlpd and movhpd instructions.
7589 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7590 length_immediate for shufpd instruction.
7591 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7592 (avx_cmpp<avxmodesuffixf2c><mode>3,
7593 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7594 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7595 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7596 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7597 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7598 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7599 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7600 prefix_data16 attribute for the first alternative to 1.
7601 (*avx_loadlps): Override length_immediate for the first alternative.
7602 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7603 attributes for second alternative.
7604 (*vec_concatv2sf_sse4_1): Override length_immediate and
7605 prefix_data16 attributes for second alternative.
7606 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7607 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7608 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7609 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7610 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7611 prefix_data16 and length_immediate to 1.
7612 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7614 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7615 prefix_extra attribute for variants that don't have 0f prefix alone.
7616 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7617 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7618 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7619 *sse4_1_pextrd): Set length_immediate to 1.
7620 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7621 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7623 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7624 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7625 length_immediate to 1 for second alternative.
7626 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7627 prefix_extra and length_immediate attributes for the first
7629 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7631 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7632 to 1 for the first and third alternative.
7633 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7635 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7637 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7639 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7640 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7641 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7642 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7643 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7644 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7645 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7646 ssse3_psign<mode>3): Override prefix_rex attribute.
7647 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7648 (ssse3_palignrti): Override length_immediate to 1.
7649 (ssse3_palignrdi): Override length_immediate to 1, override
7650 prefix_rex attribute.
7651 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7652 (sse4a_extrqi): Override length_immediate to 2.
7653 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7654 (sse4a_insertq): Override prefix_data16 to 0.
7655 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7656 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7657 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7658 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7659 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7660 and length_immediate to 1.
7661 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7662 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7663 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7664 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7665 and length_immediate to 1.
7666 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7667 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7668 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7669 avx_ptest256): Override prefix_extra to 1.
7670 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7671 Override prefix_data16 and length_immediate to 1.
7672 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7673 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7674 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7675 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7676 prefix_data16 to 0 and prefix_extra to 2.
7677 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7678 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7680 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7681 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7682 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7683 and prefix_extra to 2.
7684 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7685 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7686 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7687 avx_vpermilvar<mode>3,
7688 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7689 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7690 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7691 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7692 Override prefix_extra to 1.
7693 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7694 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7695 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7696 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7697 prefix_extra and length_immediate to 1.
7698 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7700 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7701 to 1 for the first alternative.
7702 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7703 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7705 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7706 *movv2sf_internal_avx, *movv2sf_internal): Override
7707 prefix_rep attribute for certain alternatives.
7708 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7709 attributes for certain alternatives.
7710 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7711 attributes for certain alternatives.
7712 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7713 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7714 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7715 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7716 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7717 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7718 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7719 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7720 length_immediate to 1 if operand 2 is const_int_operand.
7721 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7722 *vec_extractv2si_1): Set length_immediate attribute to 1.
7723 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7724 using old 3DNOW insn rather than SSE/3DNOW_A.
7725 (mmx_emms, mmx_femms): Clear modrm attribute.
7727 2009-05-29 Martin Jambor <mjambor@suse.cz>
7729 * tree-sra.c: New implementation of SRA.
7731 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7732 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7733 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7734 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7735 (SRA_MAX_STRUCTURE_COUNT): Removed.
7736 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7737 * doc/invoke.texi (sra-max-structure-size): Removed.
7738 (sra-field-structure-ratio): Removed.
7740 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7743 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7746 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7748 PR rtl-optimization/40101
7749 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7750 seqno. Adjust comment.
7751 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7752 inserting bookkeeping before a jump, the jump is not scheduled.
7753 When no positive seqno found, provide a value. Add comment.
7755 2009-05-29 Richard Guenther <rguenther@suse.de>
7757 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7758 short-cutting on the first component.
7760 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7763 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7764 for trees other than decls/types.
7766 2009-05-29 Richard Guenther <rguenther@suse.de>
7768 * tree-ssa-operands.c (get_expr_operands): Do not handle
7769 INDIRECT_REFs in the handled-component case. Remove
7770 unused get_ref_base_and_extent case.
7771 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7772 tree_low_cst and host_integerp where possible.
7773 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7774 codes for equivalence.
7775 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7777 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7779 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7780 to tmake_file for i[34567]86-*-cygwin*.
7782 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7785 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7786 (altivec_categorize_keyword, init_vector_keywords,
7787 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7790 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7792 * tree.c (handle_dll_attribute): Check if node is
7793 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7795 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7797 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7799 (thumb2_zero_extendqidi2): Likewise.
7801 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7803 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7804 instead of gen_movrt.
7805 * config/sh/sh.md (movrt): Remove.
7807 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7809 * doc/invoke.texi (IA-64 Options):
7810 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7811 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7812 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7813 -msched-prefer-non-control-spec-insns,
7814 -msched-stop-bits-after-every-cycle,
7815 -msched-count-spec-in-critical-path,
7816 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7817 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7818 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7819 and -msched-spec-verbose.
7821 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7823 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7824 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7826 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7828 2009-05-28 Richard Guenther <rguenther@suse.de>
7830 * tree-ssa-alias.c (ao_ref_init): New function.
7831 (ao_ref_base): Likewise.
7832 (ao_ref_base_alias_set): Likewise.
7833 (ao_ref_alias_set): Likewise.
7834 (refs_may_alias_p_1): Change signature.
7835 (refs_may_alias_p): Adjust.
7836 (refs_anti_dependent_p): Likewise.
7837 (refs_output_dependent_p): Likewise.
7838 (call_may_clobber_ref_p_1): Change signature.
7839 (call_may_clobber_ref_p): Adjust.
7840 (stmt_may_clobber_ref_p_1): New function split out from ...
7841 (stmt_may_clobber_ref_p): ... here.
7842 (maybe_skip_until): Adjust signature.
7843 (get_continuation_for_phi): Likewise.
7844 (walk_non_aliased_vuses): Likewise.
7845 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7846 (ao_ref_init): Declare.
7847 (ao_ref_base): Likewise.
7848 (ao_ref_alias_set): Likewise.
7849 (stmt_may_clobber_ref_p_1): Likewise.
7850 (walk_non_aliased_vuses): Adjust.
7851 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7852 (get_ref_from_reference_ops): remove.
7853 (vn_reference_lookup_2): Adjust signature.
7854 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7855 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7856 (vn_reference_lookup): Adjust.
7857 (vn_reference_insert): Likewise.
7858 (vn_reference_insert_pieces): Adjust signature.
7859 (visit_reference_op_call): Adjust.
7860 * tree-ssa-pre.c (get_expr_type): Simplify.
7861 (phi_translate_1): Adjust.
7862 (compute_avail): Likewise.
7863 (translate_vuse_through_block): Do not re-build trees.
7864 (value_dies_in_block_x): Likewise.
7865 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7867 (vn_reference_lookup_pieces): Adjust declaration.
7868 (vn_reference_insert_pieces): Likewise.
7870 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7872 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7873 with checking disabled.
7875 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7879 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7880 macro definition for support of three-operand format aligned
7881 .comm directive in assembler on cygwin/pe/mingw target OS.
7882 * configure: Regenerate.
7883 * config.h: Regenerate.
7885 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7886 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7887 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7889 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7890 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7892 2009-05-28 Ira Rosen <irar@il.ibm.com>
7894 PR tree-optimization/40254
7895 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7896 in analysis of basic blocks.
7898 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7901 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7902 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7903 (TARGET_INITIALIZER): Use it.
7904 * cse.c (CHEAPER): Move it up to the other macros.
7905 (insert): Rename this ...
7906 (insert_with_costs): ... to this. Add cost parameters. Update
7908 (insert): New function. Call insert_with_costs.
7909 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7910 find_reg_offset_for_const, try_const_anchors): New functions.
7911 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7912 when using a const-anchor. Call insert_const_anchors.
7913 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7914 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7916 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7918 * tree-inline.c (remap_decls): Enable nonlocalized variables
7919 when not optimizing.
7921 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7923 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7924 Simplify other tests involving optimize.
7926 2009-05-27 Tom Tromey <tromey@redhat.com>
7928 * unwind-dw2.c (_Unwind_DebugHook): New function.
7929 (uw_install_context): Call _Unwind_DebugHook.
7931 2009-05-27 Tom Tromey <tromey@redhat.com>
7933 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7935 2009-05-27 Ian Lance Taylor <iant@google.com>
7937 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7938 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7939 (ALL_LINKERFLAGS): Define.
7940 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7941 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7942 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7943 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7944 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7945 $(LINKER_FOR_BUILD).
7946 (build/gcov-iov$(build_exeext)): Likewise.
7948 2009-05-27 Julian Brown <julian@codesourcery.com>
7950 * gcse.c (target.h): Include.
7951 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7952 copy of argument to a pseudo register.
7954 2009-05-27 Diego Novillo <dnovillo@google.com>
7956 * tree-ssa-live.c (dump_scope_block): Document arguments.
7957 (dump_scope_blocks): Document.
7958 (debug_scope_blocks): New.
7959 * tree-flow.h (debug_scope_blocks): Declare.
7961 2009-05-21 Denis Chertykov <denisc@overta.ru>
7963 * doc/contrib.texi (Contributors): Add myself to the list.
7965 2009-05-27 Olivier Hainque <hainque@adacore.com>
7967 * expr.c (target_align): New function. Alignment the TARGET of an
7968 assignment may be assume to have.
7969 (highest_pow2_factor_for_target): Use it instead of relying on
7970 immediate tree attributes of TARGET, not necessarily honored when
7971 intermediate bitfields are involved.
7973 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7976 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7977 AVX, SSE4, AES, PCLMUL and POPCNT.
7979 2009-05-27 Diego Novillo <dnovillo@google.com>
7981 * tree-pretty-print.c (dump_location): New.
7982 (dump_generic_node): Call it.
7983 Factor code to handle BLOCK nodes ...
7984 (dump_block_node): ... here.
7986 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7988 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7990 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7992 * gcc-plugin.h: Include config.h and system.h.
7993 (IN_GCC): Define if not defined.
7995 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7998 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8001 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8003 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8005 * config/m32r/m32r.h: Ditto.
8006 * config/m32r/m32r.md: Ditto.
8007 * config/m32r/predicates.md: Ditto.
8009 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8011 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8013 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8016 (Loading plugins): typo.
8017 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8018 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8019 (Interacting with the GCC Garbage Collector): Added new section.
8020 (Giving information about a plugin): Added new section for
8022 * ggc.h (ggc_register_root_tab): Added declaration.
8023 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8024 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8025 (register_callback): Improved comment in declaration.
8026 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8027 (extra_root_vec) Added static variable for dynamic roots registration.
8028 (ggc_register_root_tab) Added new routine.
8029 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8030 PLUGIN_GGC_MARKING event.
8031 * ggc-zone.c: Include plugin.h.
8032 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8033 * ggc-page.c: Include plugin.h.
8034 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8035 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8036 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8037 (register_callback): check lack of callbacks for
8038 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8039 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8040 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8041 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8042 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8043 dependency on plugin.h.
8044 (plugin.o): Added dependency on ggc.h...
8046 2009-05-26 Richard Guenther <rguenther@suse.de>
8050 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8051 with mismatched comparison modes.
8053 * expr.c (expand_expr_real_1): Expand the operand of a
8054 VIEW_CONVERT_EXPR in its natural mode.
8056 2009-05-26 Ian Lance Taylor <iant@google.com>
8058 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8059 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8060 (ALL_COMPILERFLAGS): Define.
8061 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8062 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8063 (collect2$(exeext), collect2.o): Likewise.
8064 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8065 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8066 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8067 (libbackend.o, intl.o, cppdefault.o): Likewise.
8068 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8069 (build/%.o): Use $(COMPILER_FOR_BUILD).
8070 (build/gen%$(build_exeext)): Likewise.
8071 (build/gcov-iov$(build_exeext)): LIkewise.
8072 * config/t-darwin (darwin.o): Use $(COMPILER).
8073 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8074 * config/t-sol2 (sol2-c.o): Likewise.
8076 * config/t-vxworks (vxworks.o): Likewise.
8077 * config/x-darwin (host-darwin.o): Likewise.
8078 * config/x-hpux (host-hpux.o): Likewise.
8079 * config/x-linux (host-linux.o): Likewise.
8080 * config/x-solaris (host-solaris.o): Likewise.
8081 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8082 * config/arm/t-arm (arm-c.o): Likewise.
8083 * config/arm/t-pe (pe.o): Likewise.
8084 * config/arm/t-wince-pe (pe.o): Likewise.
8085 * config/i386/t-cygming (winnt.o): Likewise.
8086 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8087 * config/i386/t-cygwin (cygwin1.o): Likewise.
8088 (cygwin2.o): Likewise.
8089 * config/i386/t-i386 (i386-c.o): Likewise.
8090 * config/i386/t-interix (winnt.o): Likewise.
8091 * config/i386/t-netware (netware.o): Likewise.
8092 * config/i386/t-nwld (nwld.o): Likewise.
8093 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8094 * config/i386/x-i386 (driver-i386.o): Likewise.
8095 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8096 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8097 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8098 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8099 * config/mips/x-native (driver-native.o): Likewise.
8100 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8101 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8102 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8103 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8104 * config/score/t-score-elf (score7.o): Likewise.
8105 (score3.o): Likewise.
8106 * config/sh/t-sh (sh-c.o): Likewise.
8107 * config/sh/t-symbian (sh-c.o): Likewise.
8108 (symbian.o): Likewise.
8109 * config/spu/t-spu-elf (spu-c.o): Likewise.
8110 * config/v850/t-v850 (v850-c.o): Likewise.
8111 * config/v850/t-v850e (v850-c.o): Likewise.
8113 2009-05-26 Richard Guenther <rguenther@suse.de>
8115 PR tree-optimization/40122
8116 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8117 VECTOR_CSTs if possible.
8118 (fold_gimple_assign): Likewise.
8120 2009-05-26 Richard Guenther <rguenther@suse.de>
8123 * fold-const.c (fold_binary): Use the correct types for building
8126 2009-05-26 Richard Guenther <rguenther@suse.de>
8128 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8129 redundant calls to merge_alias_info.
8130 (bump_vector_ptr): Likewise.
8131 * tree-ssa-copy.c (merge_alias_info): Remove.
8132 (replace_exp_1): Remove call to merge_alias_info.
8133 (propagate_tree_value): Likewise.
8134 (fini_copy_prop): Propagate points-to info.
8135 * tree-flow.h (merge_alias_info): Remove.
8137 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8139 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8141 2009-05-25 Jan Hubicka <jh@suse.cz>
8143 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8144 * cgraph.h (struct inline_summary): New filed self_wize,
8145 size_inlining_benefit, self_time and time_inlining_benefit.
8146 (struct cgraph_global_info): Replace insns by time ans size fields.
8147 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8148 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8149 (ipcp_update_callgraph): Do not touch function bodies.
8150 * ipa-inline.c: Include except.h
8151 (MAX_TIME): New constant.
8152 (overall_insns): Remove.
8154 (overall_size, max_benefit): New static variables.
8155 (cgraph_estimate_time_after_inlining): New function.
8156 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8157 (cgraph_clone_inlined_nodes): Update size.
8158 (cgraph_mark_inline_edge): Update size.
8159 (cgraph_estimate_growth): Use size info.
8160 (cgraph_check_inline_limits): Check size.
8161 (cgraph_default_inline_p): Likewise.
8162 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8163 (cgraph_decide_recursive_inlining): Check size.
8164 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8166 (cgraph_decide_inlining): Likewise.
8167 (cgraph_decide_inlining_incrementally): Likewise; honor
8168 PARAM_EARLY_INLINING_INSNS.
8169 (likely_eliminated_by_inlining_p): New predicate.
8170 (estimate_function_body_sizes): New function.
8171 (compute_inline_parameters): Use it.
8172 * except.c (must_not_throw_labels): New function.
8173 * except.h (must_not_throw_labels): Declare.
8174 * tree-inline.c (init_inline_once): Kill inlining_weigths
8175 * tree-ssa-structalias.c: Avoid uninitialized warning.
8176 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8177 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8178 (PARAM_INLINE_CALL_COST): Remove.
8179 (PARAM_EARLY_INLINING_INSNS): New.
8181 2009-05-25 Richard Guenther <rguenther@suse.de>
8183 PR tree-optimization/36327
8184 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8185 callback for reference translation or lookup at the point of may-defs.
8186 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8187 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8188 for union COMPONENT_REFs.
8189 (vn_reference_lookup_3): New callback. Lookup from memset
8190 and CONSTRUCTOR assignment, translate through struct copies.
8191 (vn_reference_lookup_pieces): Make sure to not free the
8192 passed operands array. Adjust walk_non_aliased_vuses call.
8193 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8194 make sure we do not leak memory.
8196 2009-05-25 Richard Guenther <rguenther@suse.de>
8198 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8199 * tree-inline.c (expand_call_inline): Reset the escaped and
8201 * tree-ssa-structalias.c (pass_build_ealias): New.
8202 * tree-pass.h (pass_build_ealias): Declare.
8203 * passes.c (init_optimization_passes): Add PTA during
8204 early optimizations.
8205 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8206 and CALLUSED solutions.
8207 (dump_points_to_solution): New function, split out from ...
8208 (dump_points_to_info_for): ... here.
8209 * tree-parloops.c (parallelize_loops): Reset the escaped and
8212 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8215 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8216 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8218 2009-05-25 Ira Rosen <irar@il.ibm.com>
8220 PR tree-optimization/40238
8221 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8222 statements after basic block's labels.
8223 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8224 to free the allocated memory.
8226 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8228 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8229 return address with a USE.
8231 2009-05-24 Richard Guenther <rguenther@suse.de>
8234 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8235 array type from the main variant of the inner type.
8237 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8239 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8240 definition to bool (from int) to un-break build.
8241 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8243 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8245 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8246 discard_stmt_changes): Delete.
8247 * tree-ssa-operands.c (scb_stack): Delete.
8248 (init_ssa_operands): Do not initialize it.
8249 (fini_ssa_operands): Do not free it.
8250 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8252 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8253 update_stmt, remove the others. Fix comments.
8254 * tree-dfa.c (optimize_stack_restore): Likewise.
8255 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8256 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8257 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8258 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8260 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8261 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8262 (dom_opt_finalize_block): Likewise, adjusting access to
8264 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8265 (stmts_to_rescan): Change item type to gimple.
8266 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8268 2009-05-24 Ira Rosen <irar@il.ibm.com>
8270 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8271 * tree-pass.h (pass_slp_vectorize): New pass.
8272 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8273 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8274 * tree-vectorizer.c (timevar.h): Include.
8275 (user_vect_verbosity_level): Declare.
8276 (vect_location): Fix comment.
8277 (vect_set_verbosity_level): Update user_vect_verbosity_level
8278 instead of vect_verbosity_level.
8279 (vect_set_dump_settings): Add an argument. Ignore user defined
8280 verbosity if dump flags require higher level of verbosity. Print to
8281 stderr only for loop vectorization.
8282 (vectorize_loops): Update call to vect_set_dump_settings.
8283 (execute_vect_slp): New function.
8284 (gate_vect_slp): Likewise.
8285 (struct gimple_opt_pass pass_slp_vectorize): New.
8286 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8288 (vec_info_for_bb): New function.
8289 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8290 (VECTORIZATION_ENABLED): New macro.
8291 (SLP_ENABLED, SLP_DISABLED): Likewise.
8292 (vect_is_simple_use): Add bb_vec_info argument.
8293 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8294 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8295 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8296 vect_schedule_slp, vect_analyze_slp): Likewise.
8297 (vect_analyze_stmt): Add slp_tree argument.
8298 (find_bb_location): Declare.
8299 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8300 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8301 (vect_analyze_loop_operations, vect_analyze_loop,
8302 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8303 vect_finalize_reduction, vectorizable_reduction,
8304 vectorizable_live_operation, vect_transform_loop): Likewise.
8305 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8306 skip evolution analysis if analyzing a basic block.
8307 (dr_analyze_indices): Likewise.
8308 (initialize_data_dependence_relation): Skip the test whether the
8309 object is invariant for basic blocks.
8310 (compute_all_dependences): Skip dependence analysis for data
8311 references in basic blocks.
8312 (find_data_references_in_stmt): Don't fail in case of invariant
8313 access in basic block.
8314 (find_data_references_in_bb): New function.
8315 (find_data_references_in_loop): Move code to
8316 find_data_references_in_bb and add a call to it.
8317 (compute_data_dependences_for_bb): New function.
8318 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8319 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8321 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8322 unknown dependence in basic block and fail in case of dependence in
8324 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8325 dependence instances from either loop or basic block vectorization
8327 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8328 before calling nested_in_vect_loop_p.
8329 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8330 dependence instances from either loop or basic block vectorization
8332 (vect_verify_datarefs_alignment): Likewise.
8333 (vect_enhance_data_refs_alignment): Adjust function calls.
8334 (vect_analyze_data_refs_alignment): Likewise.
8335 (vect_analyze_group_access): Fix printing. Skip different checks if
8336 DR_STEP is 0. Keep strided stores either in loop or basic block
8337 vectorization data structure. Fix indentation.
8338 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8340 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8341 dependence instances from either loop or basic block vectorization
8343 (vect_analyze_data_refs): Update comment. Call
8344 compute_data_dependences_for_bb to analyze basic blocks.
8345 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8346 case of loop vectorization. In case of basic block vectorization use
8347 data-ref itself as a base.
8348 (vect_create_data_ref_ptr): In case of basic block vectorization:
8349 don't advance the pointer, add new statements before the current
8350 statement. Adjust function calls.
8351 (vect_supportable_dr_alignment): Support only aligned accesses in
8352 basic block vectorization.
8353 * common.opt (ftree-slp-vectorize): New flag.
8354 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8355 (vect_pattern_recog_1): Likewise.
8356 * tree-vect-stmts.c (process_use): Likewise.
8357 (vect_init_vector): Add new statements in the beginning of the basic
8358 block in case of basic block SLP.
8359 (vect_get_vec_def_for_operand): Adjust function calls.
8360 (vect_finish_stmt_generation): Likewise.
8361 (vectorizable_call): Add assert that it is loop vectorization, adjust
8363 (vectorizable_conversion, vectorizable_assignment): Likewise.
8364 (vectorizable_operation): In case of basic block SLP, take
8365 vectorization factor from statement's type and skip the relevance
8366 check. Adjust function calls.
8367 (vectorizable_type_demotion): Add assert that it is loop
8368 vectorization, adjust function calls.
8369 (vectorizable_type_promotion): Likewise.
8370 (vectorizable_store): Check for outer loop only in case of loop
8371 vectorization. Adjust function calls. For basic blocks, skip the
8372 relevance check and don't advance pointers.
8373 (vectorizable_load): Likewise.
8374 (vectorizable_condition): Add assert that it is loop vectorization,
8375 adjust function calls.
8376 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8377 that it is not reduction, get vector type, call only supported
8378 functions, skip loop specific parts.
8379 (vect_transform_stmt): Check for outer loop only in case of loop
8381 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8382 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8383 for external definition.
8384 * passes.c (pass_slp_vectorize): New pass.
8385 * tree-vect-slp.c (find_bb_location): New function.
8386 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8387 check for patterns only in loops.
8388 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8389 case of multiple types in basic block SLP.
8390 (vect_mark_slp_stmts_relevant): New function.
8391 (vect_supported_load_permutation_p): Fix comment.
8392 (vect_analyze_slp_instance): Add argument. In case of basic block
8393 SLP, take vectorization factor from statement's type, check that
8394 unrolling factor is 1. Adjust function call. Save SLP instance in
8395 either loop or basic block vectorization structure. Return FALSE,
8397 (vect_analyze_slp): Add argument. Get strided stores groups from
8398 either loop or basic block vectorization structure. Return FALSE
8399 if basic block SLP failed.
8400 (new_bb_vec_info): New function.
8401 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8402 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8403 (vect_schedule_slp): Add argument. Get SLP instances from either
8404 loop or basic block vectorization structure. Set vectorization factor
8405 to be 1 for basic block SLP.
8406 (vect_slp_transform_bb): New function.
8407 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8409 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8411 * final.c (shorten_branches): Do not align labels for jump tables.
8412 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8414 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8416 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8417 Remove outdated reference to flow.c and fix nits.
8418 * doc/gccint.texi: Tweak RTL description.
8419 * doc/rtl.texi: Likewise.
8421 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8423 * config/avr/avr.c: Change my email address.
8424 * config/avr/avr.h: Likewise.
8425 * config/avr/avr.md: Likewise.
8426 * config/avr/avr-protos.h: Likewise.
8427 * config/avr/libgcc.S: Likewise.
8429 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8431 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8432 (spu_split_load, spu_split_store): Change return type to int.
8433 (spu_split_convert): Declare.
8434 * config/spu/predicates.md (spu_mem_operand): Remove.
8435 (spu_mov_operand): Update.
8436 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8437 * config/spu/spu.c (regno_aligned_for_load): Remove.
8438 (reg_aligned_for_addr, spu_expand_load): Define.
8439 (spu_expand_extv): Reimplement and handle MEM.
8440 (spu_expand_insv): Handle MEM.
8441 (spu_sched_reorder): Handle insn's with length 0.
8442 (spu_legitimate_address_p): Reimplement.
8443 (store_with_one_insn_p): Return TRUE for any mode with size
8444 larger than 16 bytes.
8445 (address_needs_split): Define.
8446 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8448 (spu_convert_move): Define.
8449 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8450 (spu_split_store): Change all MEM's to TImode.
8451 (spu_init_expanders): Preallocate registers that correspond to
8452 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8454 (spu_split_convert): Define.
8455 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8456 (_move<mode>, _movdi, _movti): Update predicate and condition.
8457 (load, store): Change to define_split.
8458 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8460 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8461 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8462 define_insn_and_split of lshr<mode>3.
8463 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8464 (<v>ashr<mode>3_imm): Define.
8465 (extv, extzv, insv): Allow MEM operands.
8466 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8467 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8468 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8469 (_spu_convert2): Change to define_insn_and_split and remove the
8470 corresponding define_peephole2.
8471 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8472 Change predicates to memory_operand.
8474 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8476 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8478 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8480 PR tree-optimization/40219
8481 * tree.c (iterative_hash_expr): Make sure the builtin function is
8482 a normal builtin function and not a front end or back end builtin
8483 before indexing into the built_in_decls array.
8485 2009-05-22 Richard Guenther <rguenther@suse.de>
8488 * alias.c (write_dependence_p): Do not use TBAA for answering
8489 anti-dependence or output-dependence.
8490 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8491 (emit_pointer_definition): Remove.
8492 (emit_alias_warning): Likewise.
8493 (find_what_var_points_to): Remove TBAA pruning code.
8494 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8496 (compute_points_to_sets): Remove code computing the set of
8497 dereferenced pointers.
8498 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8499 oracle for querying anti and output dependencies.
8500 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8501 if TBAA may be applied.
8502 (refs_anti_dependent_p): New function.
8503 (refs_output_dependent_p): Likewise.
8504 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8505 (refs_output_dependent_p): Likewise.
8506 * doc/tree-ssa.texi (Memory model): New section.
8507 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8508 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8509 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8510 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8511 * expr.c (expand_expr_real_1): Likewise.
8512 * gimple-low.c (lower_stmt): Likewise.
8513 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8514 (dump_gimple_cdt): Remove.
8515 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8516 (gimple_size): Likewise.
8517 (walk_gimple_op): Likewise.
8518 (is_gimple_stmt): Likewise.
8519 (walk_stmt_load_store_addr_ops): Likewise.
8520 (gimple_build_cdt): Remove.
8521 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8522 * gimple.h (gimple_cdt_new_type): Remove.
8523 (gimple_cdt_new_type_ptr): Likewise.
8524 (gimple_cdt_set_new_type): Likewise.
8525 (gimple_cdt_location): Likewise.
8526 (gimple_cdt_location_ptr): Likewise.
8527 (gimple_cdt_set_location): Likewise.
8528 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8529 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8530 GIMPLE_CHANGE_DYNAMIC_TYPE.
8531 (verify_types_in_gimple_stmt): Likewise.
8532 * tree-inline.c (estimate_num_insns): Likewise.
8533 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8534 (copy_decl_to_var): Likewise.
8535 (copy_result_decl_to_var): Likewise.
8536 * tree-pretty-print.c (dump_generic_node): Do not handle
8537 CHANGE_DYNAMIC_TYPE_EXPR.
8538 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8539 * tree-ssa-operands.c (get_expr_operands): Likewise.
8540 * tree-ssa-structalias.c (struct variable_info): Remove
8541 no_tbaa_pruning member.
8542 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8543 (unify_nodes): Do not copy it.
8544 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8545 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8546 (set_uids_in_ptset): Do not check it.
8547 (find_what_var_points_to): Likewise.
8548 (compute_tbaa_pruning): Remove.
8549 (compute_points_to_sets): Do not call it.
8550 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8551 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8552 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8553 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8554 (DECL_NO_TBAA_P): Likewise.
8555 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8556 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8557 (expand_omp_atomic_pipeline): Do not set it.
8558 * print-tree.c (print_node): Do not dump it.
8559 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8562 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8565 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8568 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8570 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8573 2009-05-22 Ben Elliston <bje@au.ibm.com>
8575 * Makefile.in (bversion.h, s-bversion): New targets.
8576 (TOPLEV_H): Add bversion.h.
8577 * toplev.h: Include "bversion.h".
8578 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8579 the __format__ attribute only if compiling with the same version
8580 of GCC as the sources (the "build version").
8582 2009-05-22 Ben Elliston <bje@au.ibm.com>
8584 * c-format.c (handle_format_attribute): Fix comment typo.
8586 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8589 * config/ia64/ia64.opt (mfused-madd): New.
8590 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8591 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8592 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8593 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8594 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8595 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8596 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8597 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8598 instruction if !TARGET_FUSED_MADD.
8599 (fpma, fpms): Remove colon from name.
8601 2009-05-22 Richard Guenther <rguenther@suse.de>
8603 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8604 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8605 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8607 (create_expression_by_pieces): Only convert if necessary.
8608 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8609 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8611 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8613 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8614 regular pattern from a template and rename it ...
8615 (*extzv_truncsi_exts): ... to this.
8617 2009-05-21 Richard Guenther <rguenther@suse.de>
8619 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8620 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8621 (cgraph_default_inline_p): Likewise.
8622 (cgraph_decide_inlining_incrementally): Likewise.
8624 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8625 Uros Bizjak <ubizjak@gmail.com>
8627 * config/i386/cpuid.h (bit_MOVBE): New.
8629 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8631 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8632 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8633 (ix86_handle_option): Handle OPT_mmovbe.
8634 (ix86_target_string): Add -mmovbe.
8635 (pta_flags): Add PTA_MOVBE.
8636 (processor_alias_table): Add PTA_MOVBE to "atom".
8637 (override_options): Handle PTA_MOVBE.
8639 * config/i386/i386.h (TARGET_MOVBE): New.
8641 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8642 (*bswapsi_movbe): New.
8643 (*bswapdi_movbe): Likewise.
8644 (bswapdi2): Renamed to ...
8646 (bswapdi2): New expander.
8648 * config/i386/i386.opt (mmovbe): New.
8650 * doc/invoke.texi: Document -mmovbe.
8652 2009-05-21 Taras Glek <tglek@mozilla.com>
8654 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8655 * gcc-plugin.h (plugin_init): Updated signature.
8656 * gcc-plugin.h (plugin_name_args): Moved to this header.
8657 * doc/plugins.texi (plugin_init): Updated documention to reflect
8659 * doc/plugins.texi (plugin_name_args): Added to documention.
8661 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8663 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8664 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8666 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8668 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8669 JUMP_TABLE_DATA_P predicates where applicable.
8670 * config/i386/predicates.md: Ditto.
8671 * config/i386/sse.md: Ditto.
8673 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8675 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8676 operand2 -128 override length_immediate attribute to 1.
8677 * config/i386/predicates.md (constm128_operand): New predicate.
8679 * config/i386/i386.c (memory_address_length): Handle %r12
8680 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8682 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8683 mode look through optional ZERO_EXTEND and SUBREG.
8684 * config/i386/i386.md (R12_REG): New define_constant.
8685 (prefix_data16): For sse unit set also for MODE_TI insns.
8686 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8687 insns set if operand 1 is ext_QIreg_operand.
8688 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8689 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8691 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8692 mode from MODE_DI to MODE_SI.
8693 (movdi_1_rex64): Override modrm and length_immediate attributes
8694 only for movabs (TYPE_IMOV, alternative 2).
8695 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8696 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8697 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8698 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8699 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8700 prefix_rex attribute if DImode.
8701 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8702 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8703 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8704 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8705 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8706 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8707 Likewise. For TYPE_IMOV clear length_immediate attribute.
8708 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8709 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8710 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8711 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8712 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8713 or one operand TYPE_ISHIFT.
8714 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8715 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8716 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8717 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8718 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8719 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8720 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8721 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8722 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8723 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8724 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8725 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8726 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8727 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8728 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8729 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8730 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8731 set mode attribute, don't override length attribute.
8732 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8734 (return_internal_long): Set length attribute to 2 instead of 1.
8735 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8736 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8737 prefix_rex attribute.
8738 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8740 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8742 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8744 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8746 2009-05-20 Ian Lance Taylor <iant@google.com>
8748 * tree.c (build_tree_list_vec_stat): New function.
8749 (ctor_to_vec): New function.
8750 (build_nt_call_vec): New function.
8751 (build_call_array): Change args to be a const pointer.
8752 (build_call_vec): New function.
8753 * tree.h (build_nt_call_vec): Declare.
8754 (build_tree_list_vec_stat): Declare.
8755 (build_tree_list_vec): Define.
8756 (build_call_array): Update declaration.
8757 (build_call_vec): Declare.
8758 (ctor_to_vec): Declare.
8759 * c-common.c (tree_vector_cache): New static variable.
8760 (make_tree_vector): New function.
8761 (release_tree_vector): New function.
8762 (make_tree_vector_single): New function.
8763 (make_tree_vector_copy): New function.
8764 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8765 (make_tree_vector_single, make_tree_vector_copy): Declare.
8766 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8767 (c_parser_expr_list): Don't manage cache here, instead call
8769 (c_parser_release_expr_list): Remove static function.
8770 (c_parser_vec_to_tree_list): Remove static function.
8771 (c_parser_attributes): Call build_tree_list_vec instead of
8772 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8773 c_parser_release_expr_list.
8774 (c_parser_postfix_expression_after_primary): Likewise.
8775 (c_parser_objc_keywordexpr): Likewise.
8777 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8779 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8780 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8781 TARGET_CONVERT_TO_TYPE.
8782 * hooks.c (hook_tree_const_tree_null): Define.
8783 * hooks.h (hook_tree_const_tree_null): Declare.
8784 * target.h (struct gcc_target): Add invalid_parameter_type,
8785 invalid_return_type, promoted_type, and convert_to_type fields.
8786 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8787 (TARGET_INVALID_RETURN_TYPE): Define.
8788 (TARGET_PROMOTED_TYPE): Define.
8789 (TARGET_CONVERT_TO_TYPE): Define.
8790 (TARGET_INITIALIZER): Update for new fields.
8791 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8792 (grokparms): Check targetm.invalid_parameter_type.
8793 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8794 * c-convert.c (convert): Check targetm.convert_to_type.
8796 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8798 * config/mips/mips.md (*extenddi_truncate<mode>,
8799 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8801 (*extendhi_truncateqi): New define_insn_and_sptit.
8803 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8806 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8807 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8809 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8811 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8812 the operand of VIEW_CONVERT_EXPR.
8814 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8816 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8817 extended family and model for Intel processors. Support Intel Atom.
8819 2009-05-20 Olivier Hainque <hainque@adacore.com>
8821 * gstab.h (stab_code_type): Define, to be used instead of the
8822 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8824 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8825 occurrences by stab_code_type.
8826 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8828 2009-05-20 Martin Jambor <mjambor@suse.cz>
8830 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8831 (sra_insert_before): Likewise.
8832 (sra_insert_after): Likewise.
8833 (sra_init_cache): Likewise.
8834 (sra_type_can_be_decomposed_p): Likewise.
8835 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8836 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8837 (sra_insert_before): Likewise.
8838 (sra_insert_after): Likewise.
8839 (sra_init_cache): Likewise.
8840 (insert_edge_copies_seq): Made static and moved upwards.
8842 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8845 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8847 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8848 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8851 2009-05-20 Richard Guenther <rguenther@suse.de>
8853 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8854 with mismatched comparison modes.
8856 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8858 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8859 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8860 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8861 with shifts for Thumb2.
8862 (orsi_notsi): New for orn.
8863 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8864 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8865 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8866 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8867 Don't invert remainder for IOR.
8869 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8871 PR tree-optimization/40087
8872 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8873 number_of_iterations_ne): Rename never_infinite argument.
8874 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8875 number_of_iterations_le): Handle pointer-type ivs when
8876 exit_must_be_taken is false.
8877 (number_of_iterations_cond): Do not always assume that
8878 exit_must_be_taken if the control variable is a pointer.
8880 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8882 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8883 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8885 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8887 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8888 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8890 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8893 * c.opt (Wlogical-op): Disabled by default.
8894 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8896 * doc/invoke.texi (Wlogical-op): Likewise.
8898 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8900 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8902 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8903 Propagate the type of the first operand.
8904 <ASSERT_EXPR>: Simplify.
8905 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8906 Rewrite using the RHS code as discriminant.
8907 <NOP_EXPR>: Turn into CASE_CONVERT.
8908 <PLUS_EXPR>: Propagate the type of the first operand.
8910 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8912 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8913 (ia64_dconst_0_375): New.
8914 * config/ia64/ia64.c (ia64_override_options): Remove
8915 -minline-sqrt-min-latency warning.
8916 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8917 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8918 * config/ia64/ia64.md (*sqrt_approx): Remove.
8919 (sqrtsf2): Remove #if 0.
8920 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8921 (sqrtdf): Remove assert.
8922 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8923 (sqrtxf2): Remove #if 0.
8924 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8925 * div.md (sqrt_approx_rf): New.
8926 (sqrtsf2_internal_thr): New implementation.
8927 (sqrtsf2_internal_lat): New.
8928 (sqrtdf2_internal_thr: New implementation.
8929 (sqrtxf2_internal): New implementation.
8931 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8932 Hans-Peter Nilsson <hp@axis.com>
8934 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8935 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8936 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8937 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8938 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8939 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8940 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8941 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8942 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8943 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8944 * c-common.c: ...from here.
8946 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8948 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8950 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8952 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8954 2009-05-19 Ben Elliston <bje@au.ibm.com>
8956 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8957 assignments with memcpy calls.
8958 (add_fdes): Likewise.
8959 (binary_search_unencoded_fdes): Likewise.
8960 (linear_search_fdes): Eliminate type puns.
8962 2009-05-19 Richard Guenther <rguenther@suse.de>
8964 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8965 not falsely claim to have propagated into all uses.
8967 2009-05-19 Ben Elliston <bje@au.ibm.com>
8969 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8972 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8974 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8975 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8976 (TARGET_LEGITIMATE_ADDRESS_P): New.
8977 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8978 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8980 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8983 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8984 child of the containing namespace's DIE.
8986 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8988 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8989 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8990 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8993 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8996 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8997 gen_align with gen_pad.
8998 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8999 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9001 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9002 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9004 * config/i386/i386.md (align): Renamed to ...
9005 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9006 ASM_OUTPUT_MAX_SKIP_PAD.
9008 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9010 * config.gcc: Fix variable syntax.
9013 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9014 before calling exact_log2.
9015 (output_iorsi3): Likewise.
9016 (output_xorsi3): Likewise.
9018 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9020 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9021 for the none zero constant operand except for EQ and NE
9022 comprisons even when the first operand is R0.
9024 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9026 * config/s390/2064.md: Remove trailing whitespaces.
9027 * config/s390/2084.md: Likewise.
9028 * config/s390/constraints.md: Likewise.
9029 * config/s390/fixdfdi.h: Likewise.
9030 * config/s390/libgcc-glibc.ver: Likewise.
9031 * config/s390/s390-modes.def: Likewise.
9032 * config/s390/s390-protos.h: Likewise.
9033 * config/s390/s390.c: Likewise.
9034 * config/s390/s390.h: Likewise.
9035 * config/s390/s390.md: Likewise.
9036 * config/s390/tpf-unwind.h: Likewise.
9038 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9040 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9042 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9045 * configure.ac (m68k-*-*): Check if binutils support TLS.
9046 * configure: Regenerate.
9047 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9048 * config/m68k/constraints.md (Cu): New constraint.
9049 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9050 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9051 (movsi): Handle TLS symbols.
9052 (addsi3_5200): Handle XTLS symbols, indent.
9053 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9054 (m68k_tls_reference_p): Declare.
9055 (m68k_legitimize_address): Declare.
9056 (m68k_unwrap_symbol): Declare.
9057 * config/m68k/m68k.opt (mxtls): New option.
9058 * config/m68k/m68k.c (ggc.h): Include.
9059 (m68k_output_dwarf_dtprel): Implement hook.
9060 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9061 (m68k_expand_prologue): Load GOT pointer when function needs it.
9062 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9063 (m68k_legitimate_constant_address_p): Same.
9064 (m68k_decompose_address): Handle TLS references.
9065 (m68k_get_gp): New static function.
9066 (enum m68k_reloc): New contants.
9067 (TLS_RELOC_P): New macro.
9068 (m68k_wrap_symbol): New static function.
9069 (m68k_unwrap_symbol): New function.
9070 (m68k_final_prescan_insn_1): New static function.
9071 (m68k_final_prescan_insn): New function.
9072 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9074 (legitimize_pic_address): Handle TLS references..
9075 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9076 (m68k_libcall_value_in_a0_p)
9077 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9078 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9079 (m68k_legitimize_tls_address): Handle TLS references.
9080 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9082 (m68k_legitimize_address): Handle TLS symbols.
9083 (m68k_get_reloc_decoration): New static function.
9084 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9086 (m68k_output_dwarf_dtprel): Implement hook.
9087 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9088 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9089 m68k_call_* routines.
9090 (sched_attr_op_type): Handle TLS symbols.
9091 (gt-m68k.h): Include.
9092 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9093 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9095 2009-05-18 Martin Jambor <mjambor@suse.cz>
9097 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9098 (visit_store_addr_for_mod_analysis): New function.
9099 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9100 (determine_cst_member_ptr): Use gimple_assign_single_p.
9101 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9102 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9103 operands. Don't check number of operands of a NOP_EXPR.
9105 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9107 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9109 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9112 * c-common.c (warn_logical_operator): Don't warn if one of
9113 expression isn't always true or false.
9115 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9117 * config/i386/biarch32.h: New file.
9118 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9120 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9122 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9123 *zero_extend<mode>_truncqi): Merge these into ...
9124 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9125 Name the pattern following this as *zero_extendhi_truncqi.
9127 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9130 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9131 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9132 (output_info): Make field HOST_WIDEST_INT.
9133 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9134 (dump_bitmat_statistics): Same.
9136 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9138 * config.gcc (use_gcc_stdint): Set to wrap.
9139 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9140 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9141 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9142 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9143 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9144 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9145 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9146 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9148 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9150 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9152 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9153 Move definitions earlier.
9154 (OPT_ARCH64, OPT_ARCH32): Define.
9155 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9158 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9161 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9164 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9166 * arm.md (movdi2): Copy non-reg values to DImode registers.
9168 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9171 * final.c (label_to_max_skip): New function.
9172 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9173 CODE_LABEL_NUMBER <= max_labelno.
9174 * output.h (label_to_max_skip): New prototype.
9175 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9176 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9177 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9178 Handle CODE_LABELs with >= 16 byte alignment or with
9179 max_skip == (1 << align) - 1.
9180 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9181 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9184 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9185 .p2align 3 if MAX_SKIP is smaller than 7.
9186 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9188 2009-05-15 Ian Lance Taylor <iant@google.com>
9190 * alias.c (struct alias_set_entry_d): Rename from struct
9191 alias_set_entry. Change all uses.
9192 * except.c (struct call_site_record_d): Rename from struct
9193 call_site_record. Change all uses.
9194 * except.h (struct eh_region_d): Rename from struct eh_region.
9196 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9198 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9199 ivtype_map_elt. Change all uses.
9200 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9202 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9203 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9205 (struct sese_d): Rename from struct sese. Change all uses.
9206 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9207 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9208 * optabs.h (struct optab_d): Rename from struct optab. Change all
9210 (struct convert_optab_d): Rename from struct convert_optab.
9212 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9213 ipa_opt_pass. Change all uses.
9214 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9217 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9218 defined as a typedef.
9219 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9222 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9225 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9227 (merge_ranges): Returns bool.
9228 * tree.h (make_range): .. to here.
9229 (build_range_check): Likewise.
9230 (merge_ranges): Likewise. Renamed from merge_ranges.
9231 * c-typeck.c (parser_build_binary_op): Update calls to
9232 warn_logical_operator.
9233 * c-common.c (warn_logical_operator): Add new warning.
9234 * c-common.h (warn_logical_operator): Update declaration.
9236 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9238 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9240 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9242 * doc/install.texi: Document MPC requirements, flags etc.
9244 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9245 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9246 Evaluate constant arguments.
9247 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9248 (fold_builtin_1): Likewise, also evaluate constant arguments.
9249 Remove superfluous break.
9250 (do_mpc_ckconv): New.
9251 * real.h: Include mpc.h.
9252 * toplev.c (print_version): Output MPC version info if available.
9254 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9256 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9258 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9260 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9263 2009-05-15 Jan Hubicka <jh@suse.cz>
9265 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9266 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9267 (try_inline): Fix return value.
9268 (cgraph_decide_inlining_incrementally): Honor new value.
9269 (cgraph_early_inlining): Handle indirect inlining.
9270 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9272 2009-05-15 Jan Hubicka <jh@suse.cz>
9274 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9275 * cgraphunit.c (cgraph_finalize_function): Set it.
9276 (cgraph_expand_function): Use it.
9278 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9280 * real.c (encode_ieee_half): Define.
9281 (decode_ieee_half): Define.
9282 (ieee_half_format): Define.
9283 (arm_half_format): Define.
9284 * real.h (ieee_half_format): Declare.
9285 (arm_half_format): Declare.
9287 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9289 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9290 swapped, and reversed optabs exist before trying to use them.
9292 2009-05-15 Paul Brook <paul@codesourcery.com>
9293 Sandra Loosemore <sandra@codesourcery.com>
9295 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9296 loads. Allow PRE_DEC.
9297 (output_move_neon): Handle PRE_DEC.
9298 (arm_print_operand): Add 'A' for neon structure loads.
9299 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9300 * config/arm/neon.md (neon_mov): Update comment.
9301 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9303 (Um): New constraint.
9305 2009-05-15 Jan Hubicka <jh@suse.cz>
9307 Revert the following patch until testsuite fallout is fixed:
9308 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9309 * cgraph.h (struct inline_summary): New filed self_wize,
9310 size_inlining_benefit, self_time and time_inlining_benefit.
9311 (struct cgraph_global_info): Replace insns by time ans size fields.
9312 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9313 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9314 (ipcp_update_callgraph): Do not touch function bodies.
9315 * ipa-inline.c: Include except.h
9316 (MAX_TIME): New constant.
9317 (overall_insns): Remove
9318 (overall_size, max_benefit): New static variables.
9319 (cgraph_estimate_time_after_inlining): New function.
9320 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9321 (cgraph_clone_inlined_nodes): Update size.
9322 (cgraph_mark_inline_edge): Update size.
9323 (cgraph_estimate_growth): Use size info.
9324 (cgraph_check_inline_limits): Check size.
9325 (cgraph_default_inline_p): Likewise.
9326 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9327 (cgraph_decide_recursive_inlining): Check size.
9328 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9330 (cgraph_decide_inlining): Likewise.
9331 (cgraph_decide_inlining_incrementally): Likewise; honor
9332 PARAM_EARLY_INLINING_INSNS.
9333 (likely_eliminated_by_inlining_p): New predicate.
9334 (estimate_function_body_sizes): New function.
9335 (compute_inline_parameters): Use it.
9336 * except.c (must_not_throw_labels): New function.
9337 * except.h (must_not_throw_labels): Declare.
9338 * tree-inline.c (init_inline_once): Kill inlining_weigths
9339 * tree-ssa-structalias.c: Avoid uninitialized warning.
9340 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9341 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9342 (PARAM_INLINE_CALL_COST): Remove.
9343 (PARAM_EARLY_INLINING_INSNS): New.
9345 2009-05-15 Richard Guenther <rguenther@suse.de>
9347 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9348 not TODO_update_ssa.
9350 2009-05-15 Richard Guenther <rguenther@suse.de>
9352 PR tree-optimization/39999
9353 * gimple.h (gimple_expr_type): Use the expression type looking
9354 through useless conversions.
9355 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9356 (vn_nary_op_insert_stmt): Likewise.
9357 (simplify_binary_expression): Likewise.
9359 2009-05-15 Richard Guenther <rguenther@suse.de>
9361 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9362 New options, enabled by default.
9363 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9365 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9366 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9367 * tree-ssa-structalias.c (gate_tree_pta): New function.
9368 (pass_build_alias): Use it.
9370 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9373 recurse on an invariant address if a conversion from a pointer
9374 type to a wider integer type is involved.
9376 2009-05-15 Jan Hubicka <jh@suse.cz>
9378 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9379 * cgraph.h (struct inline_summary): New filed self_wize,
9380 size_inlining_benefit, self_time and time_inlining_benefit.
9381 (struct cgraph_global_info): Replace insns by time ans size fields.
9382 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9383 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9384 (ipcp_update_callgraph): Do not touch function bodies.
9385 * ipa-inline.c: Include except.h
9386 (MAX_TIME): New constant.
9387 (overall_insns): Remove
9388 (overall_size, max_benefit): New static variables.
9389 (cgraph_estimate_time_after_inlining): New function.
9390 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9391 (cgraph_clone_inlined_nodes): Update size.
9392 (cgraph_mark_inline_edge): Update size.
9393 (cgraph_estimate_growth): Use size info.
9394 (cgraph_check_inline_limits): Check size.
9395 (cgraph_default_inline_p): Likewise.
9396 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9397 (cgraph_decide_recursive_inlining): Check size.
9398 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9400 (cgraph_decide_inlining): Likewise.
9401 (cgraph_decide_inlining_incrementally): Likewise; honor
9402 PARAM_EARLY_INLINING_INSNS.
9403 (likely_eliminated_by_inlining_p): New predicate.
9404 (estimate_function_body_sizes): New function.
9405 (compute_inline_parameters): Use it.
9406 * except.c (must_not_throw_labels): New function.
9407 * except.h (must_not_throw_labels): Declare.
9408 * tree-inline.c (init_inline_once): Kill inlining_weigths
9409 * tree-ssa-structalias.c: Avoid uninitialized warning.
9410 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9411 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9412 (PARAM_INLINE_CALL_COST): Remove.
9413 (PARAM_EARLY_INLINING_INSNS): New.
9414 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9415 (inline-call-cost): Remove.
9416 (early-inlining-insns): New.
9418 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9420 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9422 (print_int_cst_bounds_in_octal_p): Likewise.
9423 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9425 * dwarf2out.c (base_type_die): Likewise.
9426 (is_subrange_type): Delete.
9427 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9428 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9429 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9430 if the destination type is boolean.
9431 (build_range_check): Do not special-case subtypes.
9432 (fold_sign_changed_comparison): Likewise.
9433 (fold_unary): Likewise.
9434 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9435 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9436 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9437 * tree.c (subrange_type_for_debug_p): New predicate based on the
9438 former is_subrange_type.
9439 * tree.h (subrange_type_for_debug_p): Declare.
9440 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9441 (convert_affine_scev): Remove call to above function.
9442 (chrec_convert_aggressive): Likewise.
9443 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9444 false for conversions involving subtypes.
9445 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9446 (vrp_val_min): Likewise.
9447 (needs_overflow_infinity): Likewise.
9448 (extract_range_from_unary_expr): Likewise.
9450 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9452 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9453 * config/frv/frv.c: Likewise.
9454 * config/s390/s390.c: Likewise.
9455 * config/sparc/sparc.h: Likewise.
9456 * config/i386/i386.h: Likewise.
9457 * config/i386/i386.c: Likewise.
9458 * config/crx/crx.c: Likewise.
9459 * config/m68hc11/m68hc11.h: Likewise.
9460 * config/iq2000/iq2000.c: Likewise.
9461 * config/mn10300/mn10300.h: Likewise.
9462 * config/mn10300/mn10300.c: Likewise.
9463 * config/m68k/m68k.c: Likewise.
9464 * config/rs6000/rs6000.c: Likewise.
9465 * config/rs6000/xcoff.h: Likewise.
9466 * config/rs6000/linux64.h: Likewise.
9467 * config/rs6000/sysv4.h: Likewise.
9468 * config/score/score3.c: Likewise.
9469 * config/score/score7.c: Likewise.
9470 * config/score/score.c: Likewise.
9471 * config/arm/arm.md: Likewise.
9472 * config/mips/mips.c: Likewise.
9473 * config/mips/mips.md: Likewise.
9474 * config/bfin/bfin.h: Likewise.
9475 * config/pa/pa.c: Likewise.
9476 * config/pa/constraints.md: Likewise.
9478 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9479 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9480 * config/pdp11/pdp11.h: Use memory_address_p instead.
9482 2009-05-14 Ian Lance Taylor <iant@google.com>
9484 * passes.c (finish_optimization_passes): Change i to int.
9485 * plugin.c (plugins_active_p): Change event to int.
9486 (dump_active_plugins): Likewise.
9487 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9489 * tree.c (tree_range_check_failed): Change c to unsigned int.
9490 (omp_clause_range_check_failed): Likewise.
9491 (build_common_builtin_nodes): Change mode to int. Add cast.
9492 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9493 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9495 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9496 ++ or -- with a variable of enum type.
9498 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9501 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9503 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9505 * store-motion.c: Do not include params.h
9506 * Makefile.in: Fix dependencies for various files.
9508 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9510 * auto-inc-dec.c: Fix pass description, remove apparent
9511 accidental duplication.
9513 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9516 * ipa-utils.h (memory_identifier_string): Moved to ...
9517 * tree.h (memory_identifier_string): Here. Add GTY(()).
9519 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9521 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9522 in the former documentation of...
9523 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9524 * ira-conflicts.c (get_dup_num): Use address_operand.
9525 * targhooks.c (default_legitimate_address_p): New.
9526 * targhooks.h (default_legitimate_address_p): New.
9527 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9529 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9530 * target.h (struct target): Add legitimate_address_p.
9531 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9532 (TARGET_INITIALIZER): Include it.
9534 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9535 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9536 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9537 (TARGET_LEGITIMATE_ADDRESS_P): New.
9539 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9540 (REG_OK_STRICT_P): Delete.
9541 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9542 (frv_legitimate_address_p_1): ... this.
9543 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9544 (frv_legitimate_address_p_1): ... the renamed old
9545 frv_legitimate_address_p.
9546 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9547 (TARGET_LEGITIMATE_ADDRESS_P): New.
9549 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9550 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9551 * config/s390/s390.c (legitimate_address_p): Rename to...
9552 (s390_legitimate_address_p): ... this, make static.
9553 (legitimize_address): Adjust call.
9554 (TARGET_LEGITIMATE_ADDRESS_P): New.
9555 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9557 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9558 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9559 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9560 (TARGET_LEGITIMATE_ADDRESS_P): New.
9562 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9563 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9564 * config/spu/spu.c (spu_legitimate_address): Rename to...
9565 (spu_legitimate_address_p): ... this, make static.
9566 (TARGET_LEGITIMATE_ADDRESS_P): New.
9568 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9569 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9570 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9571 (sparc_legitimate_address_p): ... this, make static and return bool.
9572 (legitimize_address): Adjust call.
9573 (TARGET_LEGITIMATE_ADDRESS_P): New.
9575 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9576 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9577 * config/i386/i386.c (legitimate_address_p): Rename to...
9578 (ix86_legitimate_address_p): ... this, make static.
9579 (constant_address_p): Move after it, adjust call.
9580 (TARGET_LEGITIMATE_ADDRESS_P): New.
9582 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9583 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9584 * config/avr/avr.c (legitimate_address_p): Rename to...
9585 (avr_legitimate_address_p): ... this, make static.
9586 (legitimize_address): Adjust call.
9587 (TARGET_LEGITIMATE_ADDRESS_P): New.
9589 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9590 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9591 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9592 (TARGET_LEGITIMATE_ADDRESS_P): New.
9594 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9595 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9596 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9597 (TARGET_LEGITIMATE_ADDRESS_P): New.
9599 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9600 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9602 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9604 (TARGET_LEGITIMATE_ADDRESS_P): New.
9606 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9607 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9609 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9611 (m68hc11_legitimate_address_p): ... this, make static.
9612 (go_if_legitimate_address_internal): Rename to...
9613 (m68hc11_legitimate_address_p_1): ... this.
9614 (legitimize_address): Adjust call.
9615 (TARGET_LEGITIMATE_ADDRESS_P): New.
9617 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9618 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9619 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9620 (TARGET_LEGITIMATE_ADDRESS_P): New.
9622 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9623 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9624 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9625 (mn10300_legitimate_address_p): ... this, make static.
9626 (TARGET_LEGITIMATE_ADDRESS_P): New.
9628 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9629 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9630 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9631 (TARGET_LEGITIMATE_ADDRESS_P): New.
9633 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9634 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9635 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9636 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9637 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9638 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9639 (rs6000_legitimate_address_p): ... this, make static.
9640 (TARGET_LEGITIMATE_ADDRESS_P): New.
9641 (REG_MODE_OK_FOR_BASE_P): Delete.
9642 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9644 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9645 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9647 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9648 static, adjust types.
9649 (TARGET_LEGITIMATE_ADDRESS_P): New.
9651 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9652 * config/score/score.c (score_address_p): Rename to...
9653 (score_legitimate_address_p): ... this.
9654 (TARGET_LEGITIMATE_ADDRESS_P): New.
9655 * config/score/score3.c (score3_address_p): Rename to...
9656 (score3_legitimate_address_p): ... this.
9657 * config/score/score7.c (score7_address_p): Rename to...
9658 (score7_legitimate_address_p): ... this.
9660 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9661 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9662 GO_IF_LEGITIMATE_ADDRESS): Delete.
9663 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9664 thumb2_legitimate_address_p): Delete.
9665 (arm_legitimate_address_p): Rename to...
9666 (arm_legitimate_address_outer_p): ... this.
9667 * config/arm/constraints.md ("Uq"): Adjust call.
9668 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9669 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9671 (arm_legitimate_address_outer_p): ... this.
9672 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9674 (TARGET_LEGITIMATE_ADDRESS_P): New.
9676 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9677 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9678 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9679 (TARGET_LEGITIMATE_ADDRESS_P): New.
9681 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9682 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9683 * config/vax/vax.c (legitimate_address_p): Rename to...
9684 (vax_legitimate_address_p): ... this, make static.
9685 (TARGET_LEGITIMATE_ADDRESS_P): New.
9687 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9688 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9689 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9690 (TARGET_LEGITIMATE_ADDRESS_P): New.
9692 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9693 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9694 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9695 (mmix_legitimate_address_p): ... this, make static.
9696 (TARGET_LEGITIMATE_ADDRESS_P): New.
9698 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9699 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9700 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9701 (TARGET_LEGITIMATE_ADDRESS_P): New.
9703 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9705 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9706 of MODE_COMPLEX_INT.
9708 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9710 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9711 LCT_NORMAL in function call.
9712 * mips-tdump.c (print_file_desc): Add cast to enum type.
9713 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9714 (mark_stabs): Add casts to enum types.
9715 (parse_stabs_common): Add casts to enum types.
9717 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9719 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9720 Check for invalid values of LETTER.
9722 2009-05-13 Taras Glek <tglek@mozilla.com>
9724 * attribs.c (register_attribute): moved out attribute registration
9725 into register_attribute.
9726 * doc/plugins.texi: Documented register_attribute and
9728 * gcc-plugin.h: Added forward decl for register_attribute.
9729 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9730 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9731 PLUGIN_ATTRIBUTES boilerplate.
9733 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9735 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9736 values even in sentinel and empty entries.
9737 (ms_printf_flag_specs): Likewise.
9738 (ms_scanf_flag_specs): Likewise.
9739 (ms_strftime_flag_specs): Likewise.
9740 (ms_print_char_table): Likewise.
9741 (ms_scan_char_table): Likewise.
9742 (ms_time_char_table): Likewise.
9744 2009-05-13 Doug Kwan <dougkwan@google.com>
9746 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9748 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9750 * config/mips/mips.md (store): Add attributes for QI and HI.
9752 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9753 (truncdi<mode>2): ... this new pattern.
9755 2009-05-13 Brad Hards <bradh@kde.org>
9757 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9759 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9760 Ben Elliston <bje@au.ibm.com>
9763 * dse.c (check_mem_read_rtx): Guard against width == -1.
9765 2009-05-13 Michael Matz <matz@suse.de>
9768 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9769 (trivially_conflicts_p): New function.
9770 (insert_backedge_copies): Use it.
9772 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9774 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9775 (handle_stdc_pragma): Use new enum constant names.
9776 (handle_pragma_float_const_decimal64): Ditto.
9778 2009-05-13 Ian Lance Taylor <iant@google.com>
9780 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9783 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9785 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9786 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9788 * config/m68k/m68k.h (FL_UCLINUX): Define.
9790 2009-05-13 Jan Hubicka <jh@suse.cz>
9792 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9794 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9796 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9797 unless -fschedule-insns is specified.
9799 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9802 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9803 TARGET_EXPAND_CBRANCHDI4.
9804 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9805 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9806 (cmpeqdi): Fix comment.
9808 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9810 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9811 (sh_legitimate_address_p): Likewise.
9812 * config/sh/sh.c (sh_legitimate_index_p): New.
9813 (sh_legitimate_address_p): Likewise.
9814 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9815 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9816 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9817 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9818 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9819 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9820 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9821 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9822 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9824 2009-05-12 Jan Hubicka <jh@suse.cz>
9826 * tree-inline.c (estimate_operator_cost): Add operands;
9827 when division happens by constant, it is cheap.
9828 (estimate_num_insns): Loads and stores are not having cost of 0;
9829 EH magic stuff is cheap; when computing runtime cost of switch,
9830 use log2 base of amount of its cases; builtin_expect has cost of 0;
9831 compute cost for moving return value of call.
9832 (init_inline_once): Initialize time_based flags.
9833 * tree-inline.h (eni_weights_d): Add time_based flag.
9835 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9837 * df-core.c: Update head documentation.
9839 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9842 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9843 shadowing exisiting variable op1.
9845 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9848 * config/i386/driver-i386.c (processor_signatures): New enum.
9849 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9850 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9851 processor signature to detect geode processor.
9853 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9857 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9859 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9860 causes spurious differences between trunk and cond-optab branch.
9862 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9864 * dojump.c (compare_from_rtx): Delete.
9865 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9866 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9867 if the comparison does not satisfy the predicate; test predicates for
9868 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9869 further if one existing pattern fails.
9870 * expr.h (compare_from_rtx): Delete.
9871 (prepare_operand): Declare it.
9872 * optabs.c: Change "lib call" to "libcall" throughout.
9873 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9874 HAVE_conditional_trap, emit_cmp_insn): Delete.
9875 (can_compare_p): Delete cmp_optab case.
9876 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9877 Accept other parameters by value.
9878 (prepare_operand): Make non-static.
9879 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9880 other parameters by value. Try to widen operands here based on
9881 an optab_methods argument and looking at cbranch_optab.
9882 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9883 loop. Use cbranch_optab directly.
9884 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9885 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9887 (emit_conditional_move, emit_conditional_add): Inline what's needed
9888 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9889 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9890 with COMPARE. Move cmov_optab and cstore_optab above
9891 with cbranch_optab, move cmp_optab down with ucmp_optab,
9892 remove tst_otpab. Do not initialize trap_rtx.
9893 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9894 for trap code. Do not check HAVE_conditional_trap. Use
9895 prepare_cmp_insn. Accept no predicate for operand 3.
9896 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9897 (OTI_ctrap, ctrap_optab): New.
9898 (tst_optab): Delete.
9899 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9900 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9901 with lookup of ctrap_optab.
9902 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9906 * combine.c (combine_simplify_rtx, simplify_set): Do not
9907 special case comparing against zero for cc0 machines.
9908 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9909 COMPARE on cc0 machines.
9910 (simplify_relational_operation): Return a new expression when
9911 a COMPARE could be removed.
9912 * final.c (final_scan_insn): Compare cc_status values
9913 against LHS of a (compare FOO (const_int 0)) cc0 source.
9914 Also check if cc_status.value is the full compare.
9916 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9917 (cstoreMM4): Document.
9918 (conditional_trap): Document ctrapMM4 instead.
9919 (sync_compare_and_swapMM): Refer to cbranchcc4.
9920 (Dependent Patterns): Eliminate obsolete information referring to
9921 the old jump optimization phase.
9922 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9923 of compares with 0 on cc0 machines.
9924 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9925 avoiding references to cc0. Remove text about storing operands
9927 * doc/tm.texi (Condition Codes): Include blurb on different
9928 condition code representations, separate into subsections for
9929 CC0, MODE_CC and conditional execution.
9931 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9932 alpha_emit_setcc): Accept operands and a machine mode.
9933 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9934 Get code/op0/op1 from operands, use machine mode argument
9935 instead of alpha_compare.fp_p. Emit the branch here.
9936 (alpha_emit_setcc): Likewise, and return boolean.
9937 (alpha_emit_conditional_move): Likewise. Assert that
9938 cmp_op_mode == cmp_mode, and simplify accordingly.
9939 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9940 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9941 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9943 (stack probe test): Use cbranchdi4.
9944 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9946 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9947 * config/arc/arc.h (movsicc, movsfcc): Use it.
9948 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9949 (cbranchsi4, cstoresi4): New.
9950 (cmpsi, bCC and sCC expanders): Remove.
9952 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9953 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9954 * config/arm/predicates.md (arm_comparison_operator): Only include
9955 floating-point operators if there is a hardware floating-point unit.
9956 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9957 deferring to cbranch_cc and cstore_cc respectively.
9958 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9959 cbranch_cc, cstore_cc): New.
9960 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9962 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9964 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9965 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9967 (adjust_insn_length): Adjust calls.
9968 (avr_reorg): Handle (compare (foo) (const_int 0)).
9969 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9970 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9971 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9972 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9974 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9975 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9977 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9978 (cbranchsi4, cstorebi4, cstoresi4): New.
9979 (movbisi): This insn is duplicate, split it to zero_extend.
9980 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9981 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9982 (bfin_optimize_loop): Use cbranch expander.
9983 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9984 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9985 (bfin_bimode_comparison_operator): ... this.
9986 (bfin_direct_comparison_operator): New.
9988 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9989 inside (compare FOO (const_int 0)).
9990 (cris_rtx_costs): Handle ZERO_EXTRACT.
9991 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9992 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9993 (*tstdi_v32): Delete.
9994 (*cmpdi_non_v32): Add M alternative for operand 1.
9995 (cmpsi, cmp<mode>): Make private.
9996 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9998 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10000 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10001 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10002 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10003 (cc_reg_operand): New.
10004 (any_cond): Delete.
10005 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10006 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10007 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10008 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10009 crx_expand_scond): Delete.
10011 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10013 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10014 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10016 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10017 cstoresi4, cstoresf4, cstoredf4): New.
10018 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10019 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10020 Receive the entire operands array.
10021 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10022 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10023 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10024 Get test/op0/op1 from the operands array.
10025 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10027 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10028 (h8300_expand_store): New.
10029 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10031 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10032 (h8300_expand_store): New.
10033 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10034 or do not try to produce (set (cc0) REG).
10035 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10036 change a compare into a move to a scratch register. Disable some
10037 peepholes when comparing with zero.
10038 (tstsi, tsthi, tstsi, cmpqi): Make private.
10040 (bCC, sCC): Delete.
10041 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10044 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10045 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10046 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10047 (ix86_emit_i387_log1p): Use cbranchxf2.
10048 (ix86_expand_setcc): Return void.
10049 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10050 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10051 cmp<MODEF>, cmpcc): Remove.
10052 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10053 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10054 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10055 (sCC and bCC expanders): Remove.
10056 (stack_protect_test): Use cbranchcc4.
10058 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10060 (ia64_expand_compare): Accept three rtx by reference and return void.
10061 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10062 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10063 from *expr. Update *expr with the BImode comparison to do.
10064 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10065 cmptf, bCC, sCC, conditional_trap): Delete.
10066 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10067 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10068 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10069 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10070 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10072 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10073 type of last argument.
10074 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10075 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10076 use machine mode argument instead of branch_type. Remove dead
10077 code for floating-point comparisons.
10078 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10079 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10081 (cbranchsi4, cstoresi4): New.
10082 * config/iq2000/predicates.md (reg_or_const_operand): New.
10084 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10085 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10086 (b<code>_op): Rewrite to...
10087 (bcc_op): ... this, using match_operator.
10088 (s<code>_op): Rewrite to...
10089 (scc_op): ... this, using match_operator.
10090 (s<code>_24_op): Rewrite to...
10091 (scc_op_24): ... this, using match_operator.
10092 (s<code>_<mode>): Rewrite to...
10093 (cstore<mode>4): ... this, using match_operator.
10094 (s<code>_<mode>_24): Rewrite to...
10095 (cstore<mode>4_24): ... this, using match_operator.
10096 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10097 m32c_unpend_compare, m32c_expand_scc): Delete.
10098 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10099 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10100 (m32c_expand_movcc): Change NE to EQ if necessary.
10101 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10103 * config/m32r/m32r-protos.h (gen_cond_store): New.
10104 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10105 (gen_cond_store): New, from sCC patterns.
10106 (m32r_expand_block_move): Use cbranchsi4.
10107 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10108 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10109 (cbranchsi4, cstoresi4): New.
10111 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10113 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10114 (m68hc11_notice_update_cc): Look into a compare with 0.
10115 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10117 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10118 cmphi, cmpqi, bCC): Delete.
10119 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10120 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10121 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10124 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10125 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10126 * config/m68k/constraints.md (H): New.
10127 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10128 the define_insn below.
10129 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10130 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10131 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10132 patterns): Wrap RHS with COMPARE.
10133 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10134 (*cmpdi_internal): Name this pattern.
10135 (cmpdi): Change to define_insn.
10136 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10137 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10138 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10140 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10141 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10142 (conditional_trap): Change to...
10143 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10144 (*conditional_trap): Use the ordered_comparison_operator and
10145 const1_operand predicates.
10146 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10147 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10148 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10149 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10151 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10152 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10153 (mcore_gen_compare): New.
10154 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10155 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10156 (mcore_gen_compare): ... this.
10157 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10158 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10159 (stack probe pattern): Use cbranchsi4.
10161 * config/mips/predicates.md (mips_cstore_operator): New.
10162 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10163 * config/mips/mips.md (any_cond): Delete.
10164 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10166 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10167 fixuns_truncsfdi2): Use cbranch patterns.
10168 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10169 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10170 Adjust call to mips_expand_conditional_branch.
10171 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10173 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10174 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10175 * config/mips/mips.c (cmp_operands): Delete.
10176 (mips_emit_compare): Get comparison operands from *op0/*op1.
10177 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10178 that it succeeds. Use op0/op1 instead of cmp_operands.
10179 (mips_expand_conditional_branch, mips_expand_conditional_move,
10180 mips_expand_conditional_trap): Likewise.
10181 (mips_block_move_loop): Use cbranch patterns.
10182 * config/mips/mips.h (cmp_operands): Delete.
10184 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10185 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10186 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10187 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10188 (*cmpcc_folded): Rename to...
10189 (*cmpdi_folded): this.
10190 (*cmpcc): Rename to...
10192 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10195 (cbranchdf4): New. Handle invalid comparisons here.
10196 * config/mmix/predicates.md (float_comparison_operator): New.
10198 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10199 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10200 * config/mn10300/mn10300.md (tst): Delete.
10201 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10202 Name these patterns and wrap RHS in a compare.
10203 (*cmpsi): Make this pattern private. Include tst.
10204 (*cmpsf): Make this pattern private.
10205 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10206 (compare with zero peepholes): Likewise.
10208 (cbranchsi4, cbranchsf4): New.
10209 (casesi): Use cbranchsi4.
10211 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10212 hppa_branch_type): Delete.
10213 (return_addr_rtx): Use cbranchsi4.
10214 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10215 Emit CCFPmode comparison here.
10216 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10217 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10218 hppa_branch_type): Delete.
10219 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10220 (movsicc, movdicc): Remove references to hppa_compare_op0,
10221 hppa_compare_op1 and compare_from_rtx.
10222 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10223 (casesi): Use cbranchsi4.
10225 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10226 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10227 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10228 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10229 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10231 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10232 (*branch, *branch_inverted): New.
10234 * config/picochip/picochip.md (cbranchhi4): Use
10235 ordered_comparison_operator.
10236 (cmphi, bCC): Remove.
10238 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10239 (trap_comparison_operator): Delete.
10240 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10241 rs6000_emit_cbranch): Accept mode and operands.
10242 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10243 rs6000_compare_fp_p): Delete.
10244 (rs6000_generate_compare): Accept mode and comparison. Extract code
10245 and op0/op1 from there. Replace references to rs6000_compare_op0
10246 and rs6000_compare_op1.
10247 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10248 extract result from passed operands.
10249 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10250 extract loc from passed operands.
10251 (rs6000_emit_cmove): Likewise.
10252 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10253 rs6000_compare_fp_p): Delete.
10254 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10255 (cbranch<GPR>4, cbranch<FP>4): New.
10256 (cstore<mode>4): New. Consolidate here all choices about when to use
10257 portable or specialized sCC sequences.
10258 (stack_protect_test): Use cbranchsi4.
10259 (conditional_trap): Replace with ctrap<GPR>4.
10260 (conditional trap insn): Replace trap_comparison_operator with
10261 ordered_comparison_operator.
10263 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10264 (s390_emit_prologue): Use ctrap.
10265 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10266 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10267 New predicates replacing...
10268 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10269 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10270 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10271 (add<mode>cc): Do not use s390_compare_op0/op1.
10272 (s<code>): Change to...
10273 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10274 (seq): Change to...
10275 (cstorecc4): ... this. Handle EQ or NE equally.
10276 (*sne): Un-privatize for use in cstorecc4.
10277 (b<code>): Change to...
10278 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10279 (conditional_trap): Replace with...
10280 (ctrap<GPR>4, ctrap<FP>4): ... these.
10281 (stack_protect): Use cbranchcc4.
10283 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10284 * config/score/score-protos.h (score_gen_cmp): Delete.
10285 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10286 (score_block_move-loop): Use cbranchsi4.
10287 * config/score/score.md (cbranchsi4): New.
10288 (cmpsi, bCC): Delete.
10289 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10290 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10291 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10292 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10293 * config/score/score3.h (score3_gen_cmp): Delete.
10294 * config/score/score7.h (score7_gen_cmp): Delete.
10296 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10297 (sh_emit_scc_to_t): ... this. Return void.
10298 (from_compare): Rename to...
10299 (sh_emit_compare_and_branch): ... this.
10300 (sh_emit_compare_and_set): New.
10301 (sh_expand_t_scc): Accept operands.
10302 * config/sh/predicates.md (sh_float_comparison_operator): New.
10303 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10304 (prepare_scc_operands): Rename to...
10305 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10307 (sh_emit_cheap_store_flag): New.
10308 (sh_emit_set_t_insn): New.
10309 (from_compare): Rename to...
10310 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10311 handling of TARGET_SH2E floating point to avoid recursive call.
10312 Generate branch here.
10313 (sh_emit_compare_and_set): New.
10314 (sh_expand_t_scc): Get op0/op1 from arguments.
10315 (sh_emit_cheap_store_flag): New.
10316 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10318 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10319 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10320 (movsicc, movdicc): Do nothing when it recreated operands from
10321 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10322 prepare_scc_operands (now sh_emit_scc_to_t).
10323 (udivdi3): Use cstoresi4.
10324 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10325 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10326 (cbranchint4_media, cbranchfp4_media): New.
10327 (casesi): Use cbranchdi4.
10328 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10330 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10331 (movnegt): Remove second operand.
10332 (cbranchsf4, cbranchdf4): New.
10333 (stack_protect): Use cbranchdi4/cbranchsi4.
10335 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10336 (gen_compare_reg): Accept comparison, extract part of it to...
10337 (gen_compare_reg_1): ... this.
10338 (gen_compare_operator): Delete.
10339 (gen_v9_scc): Accept separate destination, comparison code and arms.
10340 Do not use sparc_compare_op0/sparc_compare_op1.
10341 (emit_scc_insn, emit_conditional_branch_insn): New.
10342 (emit_v9_brxx): Make static. Remove useless assertion.
10343 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10345 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10346 * config/sparc/sparc-protos.h (gen_compare_reg,
10347 sparc_emit_float_lib_cmp): Adjust prototype.
10348 (emit_scc_insn, emit_conditional_branch_insn): New.
10349 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10350 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10351 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10352 iterators to the top.
10353 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10354 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10355 snedi_special_trunc): Delete.
10356 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10357 and snedi_special_trunc.
10358 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10359 cbranchdi4, cbranch<F:mode>4): New.
10360 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10361 here. Use gen_compare_reg instead of gen_compare_operator.
10362 (conditional_trap): Replace with...
10363 (ctrapsi4, ctrapdi4): ... this.
10364 (stack_protect_test): Use cbranchcc4.
10366 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10368 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10369 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10370 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10371 from operands[0] or operands[3] depending on is_set.
10372 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10373 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10374 cmpdf, bCC), sCC: Remove.
10375 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10376 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10378 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10379 spu_emit_branch_or_set.
10381 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10383 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10384 xstormy16_compare_op1): Delete.
10385 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10386 xstormy16_compare_op1): Delete.
10387 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10389 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10390 (cmphi, cmpsi, bCC): Remove.
10392 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10393 (*cmpsi): ... this one.
10394 (cbranchsi4, cstoresi4): New.
10395 (bCC expanders): Delete.
10396 (sCC insns): Fold into...
10397 (*setcc): ... this one.
10398 (casesi): Do not use gen_cmpsi and gen_bgtu.
10399 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10400 (movsicc): Simplify.
10401 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10403 * config/vax/vax-protos.h (cond_name): New.
10404 (vax_output_conditional_branch): Remove.
10405 * config/vax/vax.c (cond_name): New.
10406 (vax_output_conditional_branch): Remove.
10407 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10408 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10409 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10410 (bit<VAXint>): Wrap source with (compare).
10411 (b<code> and following unnamed pattern): Rename to *branch and
10412 *branch_reversed. Change macroization to match_operator.
10413 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10415 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10416 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10417 Change last argument to machine_mode.
10418 (xtensa_expand_scc): Add machine_mode argument.
10419 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10420 (gen_conditional_move, xtensa_expand_conditional_branch,
10421 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10422 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10423 Adjust operand numbers.
10424 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10426 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10427 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10428 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10430 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10432 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10433 causes spurious differences between trunk and cond-optab branch.
10435 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10438 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10440 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10442 * tree.c (iterative_hash_pointer): Delete.
10443 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10444 Hash UIDs and versions of SSA names. Don't special-case built-in
10445 function declarations.
10447 2009-05-11 Ian Lance Taylor <iant@google.com>
10450 * graphite.c: Force -Wc++-compat to only be a warning before
10451 #including "cloog/cloog.h".
10453 2009-05-11 Martin Jambor <mjambor@suse.cz>
10455 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10457 2009-05-11 Jan Hubicka <jh@suse.cz>
10459 * tree-ssa-loop-ivcanon.c: Include target.h
10460 (struct loop_size): new structure.
10461 (constant_after_peeling): New predicate.
10462 (tree_estimate_loop_size): New function.
10463 (estimated_unrolled_size): Rewrite for new estimates.
10464 (try_unroll_loop_completely): Use new estimates.
10465 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10467 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10469 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10470 libcpp interface change.
10471 (spu_macro_to_expand): Likewise.
10473 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10475 PR tree-optimization/40026
10476 * gimplify.c (gimplify_init_constructor): Change initial conditional
10477 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10478 optimize_compound_literals_in_ctor.
10480 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10482 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10484 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10486 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10488 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10489 HOST_WIDE_INT for gap.
10491 2009-05-11 Ira Rosen <irar@il.ibm.com>
10493 PR tree-optimization/40074
10494 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10495 account in group size and step comparison.
10497 2009-05-11 Richard Guenther <rguenther@suse.de>
10499 * passes.c (init_optimization_passes): Strip now incorrect comment.
10500 (execute_function_todo): Do not set PROP_alias.
10501 * tree-pass.h (PROP_alias): Remove.
10502 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10503 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10504 * tree-nrv.c (pass_return_slot): Likewise.
10505 * tree-object-size.c (pass_object_sizes): Likewise.
10506 * tree-ssa-dom.c (pass_dominator): Likewise.
10507 (pass_phi_only_cprop): Likewise.
10508 * tree-ssa-dse.c (pass_dse): Likewise.
10509 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10510 (pass_cselim): Likewise.
10511 * tree-ssa-pre.c (pass_pre): Likewise.
10512 (pass_fre): Likewise.
10513 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10514 * tree-ssa-sink.c (pass_sink_code): Likewise.
10515 * tree-stdarg.c (pass_stdarg): Likewise.
10516 * tree-tailcall.c (pass_tail_calls): Likewise.
10517 * tree-vrp.c (pass_vrp): Likewise.
10519 2009-05-10 Ian Lance Taylor <iant@google.com>
10521 * basic-block.h (enum profile_status): Break out of struct
10522 control_flow_graph.
10523 * cgraph.h (struct inline_summary): Break out of struct
10525 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10526 of struct cgraph_order_sort.
10527 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10528 * cse.c (struct branch_path): Break out of struct
10529 cse_basic_block_data.
10530 * except.h (enum eh_region_type): Break out of struct eh_region.
10531 * gcc.c (enum add_del): Break out of struct modify_target.
10532 * genrecog.c (enum decision_type): Break out of struct decision_test.
10533 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10535 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10536 * regmove.c (enum match_use): New enum, broken out of struct match.
10537 * sched-int.h (enum post_call_group): New enum, broken out of
10539 (struct deps_reg): Break out of struct deps.
10540 * target.h (struct asm_int_op): Break out of struct gcc_target.
10541 * tree-eh.c (struct goto_queue_node): Break out of struct
10543 * tree-inline.h (enum copy_body_cge_which): Break out of
10545 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10547 * c-decl.c (in_struct, struct_types): New static variables.
10548 (pushtag): Add loc parameter. Change all callers.
10549 (lookup_tag): Add ploc parameter. Change all callers.
10550 (check_compound_literal_type): New function.
10551 (parser_xref_tag): Add loc parameter. Change all callers. If
10552 -Wc++-compat, warn about struct/union/enum types defined within a
10554 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10555 and loc parameters. Change all callers. Change error calls to
10556 error_at, using loc. For a redefinition, if the location of the
10557 original definition is known, report it. Set in_struct and
10558 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10559 (finish_struct): Add new parameters enclosing_in_struct and
10560 enclosing_struct_types. Change all callers. Set
10561 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10562 in the struct. If in a struct, add this struct to struct_types.
10563 (start_enum): Add loc parameter. Change all callers. Use
10564 error_at for errors, using loc. For a redefinition, if the
10565 location of the original definition is known, report it. If in a
10566 struct, add this enum type to struct_types. If -Wc++-compat warn
10567 if in sizeof, typeof, or alignof.
10568 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10569 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10570 (c_parser_enum_specifier): Get enum location for start_enum.
10571 (c_parser_struct_or_union_specifier): Get struct location for
10572 start_struct. Save in_struct and struct_types status between
10573 start_struct and finish_struct.
10574 (c_parser_cast_expression): Get location of cast.
10575 (c_parser_alignof_expression): Get location of type.
10576 (c_parser_postfix_expression): Likewise.
10577 (c_parser_postfix_expression_after_paren_type): Add type_loc
10578 parameter. Change all callers. Call check_compound_literal_type.
10579 Use type_loc for error about variable size type.
10580 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10581 of an enum constant from an enum type defined in a struct or union.
10582 (c_cast_expr): Add loc parameter. Change all callers. If
10583 -Wc++-compat, warn about defining a type in a cast.
10584 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10585 (start_enum, start_struct, finish_struct): Update declarations.
10586 (parser_xref_tag, c_cast_expr): Update declarations.
10587 (check_compound_literal_type): Declare.
10589 2009-05-11 Ben Elliston <bje@au.ibm.com>
10591 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10592 for recent libcpp interface change.
10593 (rs6000_macro_to_expand): Likewise.
10595 2009-05-10 Michael Matz <matz@suse.de>
10598 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10599 not at entry of function.
10601 2009-05-10 Richard Guenther <rguenther@suse.de>
10603 PR tree-optimization/40081
10605 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10606 using the main variant of the element type. Do not fiddle with
10607 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10609 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10610 structs with volatile fields.
10612 2009-05-10 Jan Hubicka <jh@suse.cz>
10614 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10615 (estimate_move_cost): Assert that it does not get called for
10617 (estimate_num_insns): Skip VOID types in argument handling.
10618 (optimize_inline_calls): Delete unreachable blocks and verify that
10619 callgraph is valid.
10621 2009-05-10 Jan Hubicka <jh@suse.cz>
10623 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10624 * cgraph.c (cgraph_mark_address_taken_node): New function.
10625 (dump_cgraph_node): Dump new flag.
10626 * cgraph.h (struct cgraph_node): Add address_taken.
10627 (cgraph_mark_address_taken_node): New function.
10628 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10629 since new direct calls can be born.
10631 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10633 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10634 tok->val.node.node.
10636 2009-05-10 Jan Hubicka <jh@suse.cz>
10638 PR middle-end/40084
10639 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10641 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10642 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10643 * tree-inline.c (copy_bb): Set frequency correctly.
10644 (fold_marked_statements): Update call to
10645 cgraph_update_edges_for_call_stmt.
10647 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10649 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10650 identifiers in diagnostics.
10651 * config/arm/arm.c (arm_handle_fndecl_attribute,
10652 arm_handle_isr_attribute): Likewise.
10653 * config/avr/avr.c (avr_handle_progmem_attribute,
10654 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10655 * config/bfin/bfin.c (handle_int_attribute,
10656 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10657 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10658 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10660 * config/darwin.c (darwin_handle_kext_attribute,
10661 darwin_handle_weak_import_attribute): Likewise.
10662 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10663 h8300_handle_eightbit_data_attribute,
10664 h8300_handle_tiny_data_attribute): Likewise.
10665 * config/i386/i386.c (ix86_handle_cconv_attribute,
10666 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10667 * config/i386/winnt.c (ix86_handle_shared_attribute,
10668 ix86_handle_selectany_attribute): Likewise.
10669 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10670 * config/m32c/m32c.c (function_vector_handler): Likewise.
10671 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10672 m68hc11_handle_fntype_attribute): Likewise.
10673 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10674 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10675 * config/mips/mips.c (mips_insert_attributes,
10676 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10677 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10678 rs6000_handle_struct_attribute): Likewise.
10679 * config/sh/sh.c (sh_insert_attributes,
10680 sh_handle_resbank_handler_attribute,
10681 sh_handle_interrupt_handler_attribute,
10682 sh2a_handle_function_vector_handler_attribute,
10683 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10685 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10686 * config/spu/spu.c (spu_handle_fndecl_attribute,
10687 spu_handle_vector_attribute): Likewise.
10688 * config/stormy16/stormy16.c
10689 (xstormy16_handle_interrupt_attribute): Likewise.
10690 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10691 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10693 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10695 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10696 (pp_translate_identifiers): New.
10697 (pp_identifier): Only conditionally translate identifier to locale
10699 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10700 (pp_base_tree_identifier): Only conditionally translate identifier
10701 to locale character set.
10702 * c-pretty-print.c (M_): Define.
10703 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10704 fragments for conditional translation with M_.
10705 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10706 identifier translation.
10708 2009-05-10 Richard Guenther <rguenther@suse.de>
10710 PR tree-optimization/40081
10711 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10712 using the main variant of the element type. Do not fiddle with
10713 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10715 2009-05-09 Jan Hubicka <jh@suse.cz>
10717 PR middle-end/40080
10718 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10719 indirect calls; verify cgraph afterwards.
10721 2009-05-09 Jan Hubicka <jh@suse.cz>
10724 * ipa.c (update_inlined_to_pointer): New function.
10725 (cgraph_remove_unreachable_nodes): Use it.
10727 2009-05-09 Jan Hubicka <jh@suse.cz>
10729 * tree-eh.c (struct leh_state): Remove prev_try.
10730 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10731 not track prev_try.
10732 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10733 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10734 remove_eh_handler_and_replace, foreach_reachable_handler,
10735 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10736 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10737 (gen_eh_region_cleanup): Update prototype.
10739 2009-05-09 Jan Hubicka <jh@suse.cz>
10741 PR middle-end/40043
10742 * except.c (copy_eh_region): Always set prev_try.
10743 (redirect_eh_edge_to_label): Find outer try.
10744 (foreach_reachable_handler): When looking for prev try
10745 handle case where previous try is not going to be taken.
10747 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10749 PR tree-optimization/40049
10750 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10751 only vector/vector shifts, convert the type of the constant to the
10752 appropriate type to avoid building incorrect trees, which
10753 eventually have problems with garbage collection.
10755 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10757 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10758 -1 for complex floating-point types if honoring signed zeros.
10760 2009-05-08 Jan Hubicka <jh@suse.cz>
10762 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10763 argument; handle correctly when profile is absent.
10764 (build_cgraph_edges): Update.
10765 (rebuild_cgraph_edges): Update.
10766 * cgraph.c: Do not include varray.h.
10767 (cgraph_set_call_stmt_including_clones): New function.
10768 (cgraph_create_edge_including_clones): Likewise
10769 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10770 (cgraph_update_edges_for_call_stmt): Handle clones.
10771 (cgraph_remove_node): Handle clone tree.
10772 (cgraph_remove_node_and_inline_clones): New function.
10773 (dump_cgraph_node): Dump clone tree.
10774 (cgraph_clone_node): Handle clone tree.
10775 (clone_function_name): Bring here from tree-inline.c.
10776 (cgraph_create_virtual_clone): New function.
10777 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10778 (cgraph_clone_info): New function.
10779 (strut cgraph_node): Add clone_info and new clone tree pointers.
10780 (cgraph_remove_node_and_inline_clones,
10781 cgraph_set_call_stmt_including_clones,
10782 cgraph_create_edge_including_clones,
10783 cgraph_create_virtual_clone): Declare.
10784 (cgraph_function_versioning): Use VEC argument.
10785 (compute_call_stmt_bb_frequency): Update prototype.
10786 (cgraph_materialize_all_clones): New function.
10787 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10788 (ipcp_create_replace_map): Update to VECtors.
10789 (ipcp_update_callgraph): Use virtual clones.
10790 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10791 (ipcp_update_profiling): Do not update local profiling.
10792 (ipcp_insert_stage): Use VECtors and virtual clones.
10793 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10794 (clone_of_p): New function.
10795 (cgraph_preserve_function_body_p): Use clone tree.
10796 (cgraph_optimize): Materialize clones.
10797 (cgraph_function_versioning): Update for VECtors.
10798 (save_inline_function_body): Use clone tree.
10799 (cgraph_materialize_clone): New function.
10800 (cgraph_materialize_all_clones): Likewise.
10801 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10802 * ipa.c: Include gimple.h.
10803 (cgraph_remove_unreachable_nodes): Use clone tree.
10804 * ipa-prop.c (ipa_note_param_call): Update call to
10805 compute_call_stmt_bb_frequencycall.
10806 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10807 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10808 (copy_bb): Handle updating of clone tree; add new edge when new call
10810 (expand_call_inline): Be strict about every call having edge.
10811 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10812 (delete_unreachable_blocks_update_callgraph): New function.
10813 (tree_function_versioning): Use VECtors; always remove unreachable
10814 blocks and fold conditionals.
10815 * tree-inline.h: Do not include varray.h.
10816 (tree_function_versioning): Remove.
10817 * Makefile.in (GTFILES): Remove tree-inline.c
10818 * passes.c (do_per_function): Do only functions having body.
10819 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10822 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10823 Andrew Morrow <acm@google.com>
10826 * c-common.c (c_common_attribute_table): Permit deprecated
10827 attribute to take an optional argument.
10828 (handle_deprecated_attribute): If the optional argument to
10829 __attribute__((deprecated)) is not a string ignore the attribute
10830 and emit a warning.
10832 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10833 * c-typeck.c (build_component_ref): Likewise.
10834 (build_external_ref): Likewise.
10836 * toplev.c (warn_deprecated_use): Add an attribute argument.
10837 Emit the message associated with __attribute__((deprecated)).
10839 * toplev.h (warn_deprecated_use): Updated.
10841 * doc/extend.texi: Document new optional parameter to
10842 __attribute__((deprecated))
10844 2009-05-08 Michael Eager <eager@eagercon.com>
10846 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10847 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10849 2009-05-08 Richard Guenther <rguenther@suse.de>
10851 PR tree-optimization/40062
10852 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10853 Avoid exponential behavior.
10855 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10857 PR rtl-optimization/33928
10859 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10860 process_uses, build_single_def_use_links): New.
10861 (update_df): Update use_def_ref.
10862 (forward_propagate_into): Use get_def_for_use instead of use-def
10864 (fwprop_init): Call build_single_def_use_links and let it initialize
10866 (fwprop_done): Free use_def_ref.
10867 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10868 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10869 df_rd_simulate_one_insn): New.
10870 (df_rd_bb_local_compute_process_def): Update head comment.
10871 (df_chain_create_bb): Use the new RD simulation functions.
10872 * df.h (df_rd_simulate_artificial_defs_at_top,
10873 df_rd_simulate_one_insn): New.
10874 * opts.c (decode_options): Enable fwprop at -O1.
10875 * doc/invoke.texi (-fforward-propagate): Document this.
10877 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10880 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10881 and one complex operand specially.
10882 * tree-complex.c (some_nonzerop): Do not identify a real value as
10883 zero if flag_signed_zeros.
10885 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10887 PR rtl-optimization/33928
10888 * loop-invariant.c (record_use): Fix && vs. || mishap.
10890 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10892 PR rtl-optimization/33928
10893 * loop-invariant.c (struct use): Add addr_use_p.
10894 (struct def): Add n_addr_uses.
10895 (struct invariant): Add cheap_address.
10896 (create_new_invariant): Set cheap_address.
10897 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10898 (record_uses): Pass df_ref to record_use.
10899 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10902 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10904 * config/sh/sh.c: Do not include c-pragma.h.
10906 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10908 * config/spu/spu.c: Remove include of c-common.h.
10910 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10913 * c-common.h (mark_valid_location_for_stdc_pragma,
10914 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10915 clear_float_const_decimal64, float_const_decimal64_p): New.
10916 * c.opt (Wunsuffixed-float-constants): New.
10917 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10918 unsuffixed float constant, handle new warning.
10919 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10920 * c-decl.c (c_scope): New flag float_const_decimal64.
10921 (set_float_const_decimal64, clear_float_const_decimal64,
10922 float_const_decimal64_p): New.
10923 (push_scope): Set new flag.
10924 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10925 to use STDC pragmas.
10926 (c_parser_external_declaration): Ditto.
10927 (c_parser_compound_statement_nostart): Ditto.
10928 * c-pragma.c (valid_location_for_stdc_pragma,
10929 mark_valid_location_for_stdc_pragma,
10930 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10931 handle_pragma_float_const_decimal64): New.
10932 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10933 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10934 set_float_const_decimal64, clear_float_const_decimal64,
10935 float_const_decimal64_p): New dummy functions.
10936 * doc/extend.texi (Decimal Float): Remove statement that the
10937 pragma, and suffix for double constants, are not supported.
10938 * doc/invoke.texi (Warning Options): List new option.
10939 (-Wunsuffixed-float-constants): New.
10941 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10943 * config/i386/i386.c: Do not include c-common.h.
10945 2009-05-07 Mark Heffernan <meheff@google.com>
10947 * doc/invoke.texi (Debugging Options): Document change of debugging
10949 * opts.c (decode_options): Make dump_base_name relative to
10950 aux_base_name directory.
10952 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10954 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10955 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10957 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10959 * Makefile.in (install-plugin): Simplify a bit.
10961 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10963 * Makefile.in (OBJS-common): Add regcprop.o.
10965 * timevar.def (TV_CPROP_REGISTERS): New.
10966 * regrename.c (regrename_optimize): Return 0.
10967 (rest_of_handle_regrename): Delete.
10968 (pass_rename_registers): Point to regrename_optimize.
10969 (struct value_data_entry, struct value_data,
10970 kill_value_one_regno, kill_value_regno, kill_value,
10971 set_value_regno, init_value_data, kill_clobbered_value,
10972 kill_set_value, kill_autoinc_value, copy_value,
10973 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10974 replace_oldest_value_reg, replace_oldest_value_addr,
10975 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10976 debug_value_data, validate_value_data): Move...
10977 * regcprop.c: ... here.
10978 (rest_of_handle_cprop): Delete.
10979 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10981 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10983 PR middle-end/40057
10984 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10985 GEN_INT for 1 << bitnum.
10986 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10987 build_int_cst_type.
10989 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10991 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10992 Remove wrong description of "nand" operation.
10994 2009-05-06 Richard Guenther <rguenther@suse.de>
10995 Adam Nemet <anemet@caviumnetworks.com>
10997 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10998 comment. Add that if LHS is not a gimple register, then RHS1 has
10999 to be a single object (GIMPLE_SINGLE_RHS).
11001 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11003 * expr.c (get_def_for_expr): Move it up in the file.
11004 (store_field): When expanding a bit-field store, look at the
11005 defining gimple stmt for the masking conversion.
11007 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11009 PR middle-end/39986
11010 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11011 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11012 32-bit memcpy into long.
11014 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11016 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11017 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11019 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11020 instead of appending DW_OP_deref*.
11022 2009-05-06 Michael Matz <matz@suse.de>
11024 PR middle-end/40021
11025 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11026 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11028 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11030 * Makefile.in (install-plugin): Fix srcdir handling.
11032 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11034 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11035 when processing for not_regs_needed bitmap.
11036 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11037 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11038 handling it for rhs.
11040 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11042 * config/i386/i386.md (unnamed inc/dec peephole): Use
11043 optimize_insn_for_size_p instead of optimize_size.
11044 * config/i386/predicates.md (incdec_operand): Likewise.
11045 (aligned_operand): Likewise.
11046 * config/i386/sse.md (divv8sf3): Likewise.
11047 (sqrtv8sf2): Likewise.
11049 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11051 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11053 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11055 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11057 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11058 ssemodesuffixf2c with avxmodesuffixf2c.
11060 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11063 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11065 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11067 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11068 (struct tree_base): Adjust spacing for 8 bit boundaries.
11069 (struct tree_decl_common): Add decl_by_reference_flag bit.
11070 (DECL_BY_REFERENCE): Adjust.
11071 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11072 print DECL_BY_REFERENCE bit.
11073 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11074 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11075 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11076 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11079 PR middle-end/39666
11080 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11081 range of the type, but default label is missing, add it with one
11082 of the existing labels instead of adding a new label for it.
11084 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11088 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11090 * Makefile.in (enable_plugin, plugin_includedir): New.
11091 (install): Depend on install-plugin.
11092 (PLUGIN_HEADERS): New.
11093 (install-plugin): New.
11094 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11096 2009-05-05 Richard Guenther <rguenther@suse.de>
11098 PR tree-optimization/40022
11099 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11101 (phivn_valid_p): Fix tuplification error, simplify.
11102 (phiprop_insert_phi): Add dumps.
11103 (propagate_with_phi): Simplify.
11105 2009-05-05 Richard Guenther <rguenther@suse.de>
11107 PR middle-end/40023
11108 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11110 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11112 * tree.h (strip_float_extensions): Remove duplicate declaration.
11113 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11114 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11115 block_ultimate_origin): Rearrange the declarations line to match the
11116 comment that indicates the .c file which the functions are defined.
11117 (dwarf2out_*, set_decl_rtl): Add comment.
11118 (get_base_address): Adjust comment.
11119 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11120 declarations line and add comment.
11121 (is_builtin_name): Add blank after function name, for clarity.
11123 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11125 * attribs.c (decl_attributes): Use %qE for identifiers in
11127 * cgraphunit.c (verify_cgraph_node): Translate function names to
11128 locale character set in diagnostics.
11129 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11131 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11132 Document that functions are named in UTF-8.
11133 * expr.c (expand_expr_real_1): Translate function names to locale
11134 character set in diagnostics.
11135 * gimplify.c (omp_notice_variable, omp_is_private,
11136 gimplify_scan_omp_clauses): Use %qE for identifiers in
11138 * langhooks.c (lhd_print_error_function): Translate function names
11139 to locale character set.
11140 * langhooks.h (decl_printable_name): Document that return value is
11141 in internal character set.
11142 * stmt.c: Include pretty-print.h
11143 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11145 (resolve_operand_name_1): Translate named operand name to locale
11147 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11149 * toplev.c (announce_function): Translate function names to locale
11151 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11152 (default_tree_printer): Use pp_identifier or translate identifiers
11153 to locale character set. Mark "<anonymous>" for translation.
11154 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11155 for identifiers in diagnostics.
11156 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11158 * varasm.c (output_constructor): Use %qE for identifiers in
11161 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11163 * configure.ac: use ` ` instead of $()
11164 * configure: Regenerate.
11166 2009-05-05 Ben Elliston <bje@au.ibm.com>
11168 * config/pa/linux-atomic.c: Eliminate conditional include of
11169 errno.h on non-LP64 systems to simplify build requirements.
11171 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11173 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11175 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11176 and pass value to identifier_to_locale.
11177 (warn_variable_length_array): Make name a tree.
11178 (grokdeclarator): Separate diagnostic texts for named and unnamed
11179 declarators. Use %qE for named declarators.
11180 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11182 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11183 identifiers in diagnostics.
11184 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11185 identifier_to_locale. Mark "anonymous" strings for translation.
11187 2009-05-04 Michael Eager <eager@eagercon.com>
11189 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11190 address for DImode/DFmode only if double-precision FP regs.
11192 2009-05-04 Michael Eager <eager@eagercon.com>
11194 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11195 TARGET_SINGLE_FLOAT check.
11197 2009-05-04 Michael Eager <eager@eagercon.com>
11199 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11201 2009-05-04 Michael Eager <eager@eagercon.com>
11203 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11204 * config/rs6000/t-xilinx: New
11206 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11208 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11209 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11210 * gcc/explow.c (memory_address): Use target hook.
11211 * gcc/targhooks.c (default_legitimize_address): New.
11212 * gcc/targhooks.h (default_legitimize_address): New.
11213 * gcc/target.h (legitimize_address): New.
11214 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11215 (TARGET_INITIALIZER): Include it.
11216 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11218 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11219 * config/bfin/bfin.c (legitimize_address): Remove.
11220 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11221 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11223 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11224 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11226 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11227 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11228 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11229 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11230 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11231 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11232 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11233 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11234 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11235 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11236 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11237 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11238 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11239 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11240 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11241 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11242 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11243 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11244 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11245 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11246 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11247 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11248 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11250 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11251 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11252 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11253 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11254 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11255 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11256 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11257 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11258 (thumb_legitimize_address): Delete.
11259 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11260 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11261 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11262 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11263 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11264 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11266 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11269 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11270 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11271 * config/m32r/m32r.c (m32r_legitimize_address): New.
11272 * config/m68k/m68k.c (m68k_legitimize_address): New.
11273 * config/score/score.c (score_legitimize_address): Standardize.
11274 * config/score/score3.c (score3_legitimize_address): Standardize.
11275 * config/score/score3.h (score3_legitimize_address): Adjust.
11276 * config/score/score7.c (score7_legitimize_address): Standardize.
11277 * config/score/score7.h (score7_legitimize_address): Adjust.
11278 * config/sh/sh.c (sh_legitimize_address): New.
11279 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11281 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11282 (s390_legitimize_address): ... this.
11283 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11284 (sparc_legitimize_address): ... this.
11285 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11286 (ix86_legitimize_address): ... this.
11287 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11288 (avr_legitimize_address): ... this.
11289 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11290 (mn10300_legitimize_address): ... this.
11291 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11292 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11293 (alpha_expand_mov): Adjust call.
11295 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11296 * config/spu/spu.c (spu_legitimize_address): Likewise.
11297 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11298 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11300 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11302 * intl.c (locale_encoding, locale_utf8): New.
11303 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11304 * intl.h (locale_encoding, locale_utf8): Declare.
11305 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11306 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11308 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11310 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11311 (pp_base_tree_identifier): Declare as function.
11312 (identifier_to_locale): Declare.
11313 * Makefile.in (pretty-print.o): Update dependencies.
11314 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11316 2009-05-04 Richard Guenther <rguenther@suse.de>
11318 PR middle-end/40015
11319 * builtins.c (fold_builtin_memory_op): Do not decay to element
11320 type if the size matches the whole array.
11322 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11324 * expmed.c (synth_mult): When trying out a shift, pass the result
11327 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11329 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11330 (shiftsub1_cost): New.
11331 (init_expmed): Compute shiftsub1_cost.
11332 (synth_mult): Optimize multiplications by constants of the form
11333 -(2^^m-1) for some constant positive integer m.
11335 2009-05-03 Richard Guenther <rguenther@suse.de>
11338 * c-typeck.c (array_to_pointer_conversion): Do not built
11339 ADDR_EXPRs of arrays of pointer-to-element type.
11340 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11341 up wrong ADDR_EXPRs after-the-fact.
11342 * c-common.c (strict_aliasing_warning): Strip pointer
11343 conversions for obtaining the original type.
11344 * builtins.c (fold_builtin_memset): Handle array types.
11345 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11348 2009-05-03 Richard Guenther <rguenther@suse.de>
11350 PR middle-end/23329
11351 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11352 Do not lose casts from array types with unknown extent to array
11353 types with known extent.
11354 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11355 alias set compatibility.
11357 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11359 * flags.h (extra_warnings): Delete.
11360 * toplev.c (process_options): Handle Wuninitialized here.
11361 * opts.c (extra_warnings): Delete.
11362 (set_Wextra): Delete.
11363 (common_handle_option): -Wextra can be handled automatically.
11364 * c-opts.c (c_common_handle_option): Delete obsolete code.
11365 (c_common_post_options): Simplify comment.
11366 * common.opt (W): Add Var.
11368 (Wuninitialized): Initialize to -1.
11370 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11371 Richard Guenther <rguenther@suse.de>
11373 * expr.c (get_def_for_expr): New function.
11374 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11375 SSA rather than trees.
11376 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11377 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11379 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11381 * c-common.c (reswords): Add _Imaginary.
11382 * c-common.c (enum rid): Add RID_IMAGINARY.
11384 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11386 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11387 Patch by Richard Guenther.
11389 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11391 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11392 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11393 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11394 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11395 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11396 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11397 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11398 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11399 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11400 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11401 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11402 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11403 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11404 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11405 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11406 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11407 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11408 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11410 2009-05-02 Richard Guenther <rguenther@suse.de>
11412 PR tree-optimization/39940
11413 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11416 2009-05-02 Richard Guenther <rguenther@suse.de>
11418 PR middle-end/40001
11419 * tree-ssa.c (execute_update_addresses_taken): Properly check
11420 if we can mark a variable DECL_GIMPLE_REG_P.
11421 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11422 back to the end of the function.
11423 (is_gimple_reg_type): Remove complex type special casing.
11424 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11427 2009-05-02 Ben Elliston <bje@au.ibm.com>
11429 * doc/collect2.texi (Collect2): Document search path behaviour
11430 when configured with --with-ld.
11432 2009-05-02 Jan Hubicka <jh@suse.cz>
11434 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11435 parameter; update callers.
11436 (coalesce_cost_edge): EH edges are costier because they needs
11437 splitting even if not critical and even more costier when there are
11438 multiple EH predecestors.
11440 2009-05-02 Jan Hubicka <jh@suse.cz>
11442 * except.c (remove_eh_handler_and_replace): Handle updating after
11443 removing TRY blocks.
11445 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11447 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11449 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11451 * varasm.c: Do not include c-pragma.h.
11452 * attribs.c: Do not incude c-common.h.
11454 2009-05-01 Michael Matz <matz@suse.de>
11456 * calls.c (initialize_argument_information): Handle SSA names like
11457 decls with a non MEM_P DECL_RTL.
11459 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11461 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11462 * ipa-utils.c: Likewise.
11463 * ipa-type-escape.c: Likewise.
11464 * cgraphunit.c Do not include c-common.h.
11465 * ipa-pure-const.c: Likewise.
11466 * tree-if-conv.c: Likewise.
11467 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11468 * ipa-struct-reorg.c: Likewise.
11469 * tree-nomudflap.c: Likewise.
11470 * tree-ssa-structalias.c: Likewise.
11472 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11474 * store-motion.c: Many cleanups to make this pass a first-class
11475 citizen instead of an appendix to gcse load motion. Add TODO list
11476 to make this pass faster/cleaner/better.
11478 (struct ls_expr): Post gcse.c-split cleanups.
11479 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11480 "stores" field to "avail_stores".
11481 (pre_ldst_mems): Rename to store_motion_mems.
11482 (pre_ldst_table): Rename to store_motion_mems_table.
11483 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11484 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11485 (ldst_entry): Rename to st_expr_entry, update users.
11486 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11487 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11488 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11490 (first_ls_expr): Rename to first_st_expr, update users.
11491 (next_ls_expr): Rename to next_st_expr, update users.
11492 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11493 fields properly for store motion instead of names inherited from load
11495 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11496 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11499 (ae_kill): Rename to st_kill, update users.
11500 (ae_gen): Rename to st_avloc, update users.
11501 (transp): Rename to st_transp, update users.
11502 (pre_insert_map): Rename to st_insert_map, update users.
11503 (pre_delete_map): Rename to st_delete_map, update users.
11504 (insert_store, build_store_vectors, free_store_memory,
11505 one_store_motion_pass): Update for abovementioned changes.
11507 (gcse_subst_count, gcse_create_count): Remove.
11508 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11509 and "n_stores_created", local variables.
11511 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11514 (regvec, compute_store_table_current_insn): Remove.
11515 (reg_set_info, reg_clear_last_set): Remove.
11516 (compute_store_table): Use DF caches instead of local dataflow
11519 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11521 * c-objc-common.c (c_tree_printer): Print identifiers with
11522 pp_identifier, not pp_string. Mark "({anonymous})" for
11524 * c-pretty-print.c (pp_c_ws_string): New.
11525 (pp_c_cv_qualifier, pp_c_type_specifier,
11526 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11527 pp_c_storage_class_specifier, pp_c_function_specifier,
11528 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11529 pp_c_primary_expression, pp_c_postfix_expression,
11530 pp_c_unary_expression, pp_c_shift_expression,
11531 pp_c_relational_expression, pp_c_equality_expression,
11532 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11533 use pp_string and pp_c_ws_string in place of pp_identifier and
11534 pp_c_identifier for non-identifiers. Mark English strings for
11536 * c-pretty-print.h (pp_c_ws_string): Declare.
11538 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11539 Roland McGrath <roland@redhat.com>
11541 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11542 (ENABLE_LD_BUILDID): New configuration option.
11543 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11544 (LINK_BUILDID_SPEC): New macro.
11545 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11547 * doc/install.texi: Document --enable-linker-build-id option.
11548 * configure: Rebuild.
11549 * config.in: Rebuild.
11551 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11553 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11554 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11555 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11556 MIPS_GP_SAVE_AREA_SIZE.
11557 * config/mips/mips.c (struct mips_frame_info): Update comment
11558 before arg_pointer_offset and hard_frame_pointer_offset.
11559 (mips_compute_frame_info): Update diagram before function: to
11560 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11561 indicate the position of frame_pointer_rtx with -fstack-protector and
11562 to show args_size. Don't allocate cprestore area for leaf functions
11563 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11565 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11567 2009-04-30 Michael Matz <matz@suse.de>
11569 PR tree-optimization/39955
11570 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11572 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11574 * ira.c (setup_cover_and_important_classes): Use safe macro
11575 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11577 * genpreds.c (write_tm_preds_h): Output suitable definition of
11578 REG_CLASS_FOR_CONSTRAINT.
11580 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11582 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11584 * bitmap.c (bitmap_descriptor): Likewise.
11585 * ggc-common.c (loc_descriptor): Likewise.
11586 * varray.c (varray_descriptor): Likewise.
11587 * vec.c (vec_descriptor): Likewise.
11589 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11591 * Makefile.in (dce.o): Add $(EXCEPT_H).
11592 * dce.c: Include except.h and delete redundant vector definitions.
11593 (deletable_insn_p): Return false for non-call insns that can throw
11596 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11598 * gcse.c (ae_gen): Remove.
11599 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11600 and make non-static function to make it available in store-motion.c.
11601 Update call sites with search-and-replace.
11602 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11603 extract_mentioned_regs, extract_mentioned_regs_helper,
11604 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11605 store_killed_in_insn, store_killed_after, store_killed_before,
11606 build_store_vectors, insert_insn_start_basic_block, insert-store,
11607 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11608 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11609 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11610 * store-motion.c: ...new file. Also copy data structures from gcse.c
11611 and clean up to remove parts not used by store motion.
11612 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11613 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11615 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11618 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11619 when optimizing for size.
11621 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11623 * gcse.c (gcse_constant_p): Fix typo in last change.
11625 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11627 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11629 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11631 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11633 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11635 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11636 CONST_HIGH_PART result.
11638 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11640 * config/avr/avr.c (initial_elimination_offset): Rename to
11641 avr_initial_elimination_offset.
11642 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11643 change return type to bool.
11644 (avr_can_eliminate): New function.
11645 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11646 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11647 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11648 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11649 avr_initial_elimination_offset.
11650 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11651 (avr_initial_elimination_offset): Define.
11653 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11654 Steven Bosscher <steven@gcc.gnu.org>
11656 PR rtl-optimization/39938
11657 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11658 * cfgrtl.c: Include insn-attr.h.
11659 (rest_of_pass_free_cfg): New function.
11660 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11661 * resource.c (init_resource_info): Remove call to df_analyze.
11663 2009-04-29 Richard Guenther <rguenther@suse.de>
11666 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11667 allow conversion to signed integers.
11669 2009-04-29 Richard Guenther <rguenther@suse.de>
11671 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11672 shifts of floating point vectors if the shift amount is
11673 a constant multiple of the element size.
11675 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11676 Michael Matz <matz@suse.de>
11678 PR middle-end/39927
11680 * tree-outof-ssa.c (emit_partition_copy): New function.
11681 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11682 insert_part_to_rtx_on_edge): Perform the partition base var
11683 copy using emit_partition_copy.
11684 (insert_value_copy_on_edge): Convert constants to the right mode.
11685 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11686 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11688 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11690 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11691 scan backwards to try to find a constant to initialize it.
11693 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11694 insn before the loop_end instruction, don't look past labels.
11696 2009-04-29 Richard Guenther <rguenther@suse.de>
11698 PR middle-end/39937
11699 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11700 loose type conversions.
11701 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11702 stmts only if there are no uses of its definition.
11704 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11706 * config/bfin/bfin.h (splitting_loops): Declare.
11707 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11708 Reorder bit definitions to be ascending.
11709 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11710 * config/bfin/bfin.c (splitting_loops): New variable.
11711 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11712 (struct loop_info): Remove members INIT and LOOP_INIT.
11713 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11714 the LSETUP sequence. Allow LC to be loaded from any register, but
11715 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11716 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11718 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11719 of reload_completed.
11722 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11724 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11726 * Makefile.in (PLUGIN_VERSION_H): New.
11727 (OBJS-common): Remove plugin-version.o.
11728 (plugin.o): Depend on (PLUGIN_VERSION_H).
11729 (plugin-version.o): Remove.
11730 * configure: Regenerate
11731 * configure.ac: Create plugin-version.h.
11732 * gcc-plugin.h (plugin_gcc_version): Remove.
11733 (plugin_default_version_check): Change signature.
11734 * plugin-version.c: Remove.
11735 * plugin.c: Include plugin-version.h.
11736 (str_plugin_gcc_version_name): Remove.
11737 (try_init_one_plugin): Pass gcc version to plugin_init.
11738 (plugin_default_version_check): Both gcc and plugin versions are now
11741 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11743 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11744 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11745 Remove special case testing for last insn of inner loops. Don't fail
11746 if the loop ends with a jump, emit an extra nop instead.
11748 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11749 DREGS rather than comparing directly. Remove code that tries to
11750 account for latencies.
11752 2009-04-29 Richard Guenther <rguenther@suse.de>
11754 PR tree-optimization/39941
11755 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11756 eliminating an indirect call.
11758 2009-04-29 Richard Guenther <rguenther@suse.de>
11760 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11761 parameter. Allow invariants as base if !require_lvalue.
11762 (verify_gimple_assign_single): Adjust.
11764 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11766 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11767 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11768 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11769 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11770 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11772 * config/bfin/bfin.c (bfin_expand_builtin,
11773 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11775 2009-04-28 Richard Guenther <rguenther@suse.de>
11777 * tree-vect-loop.c (get_initial_def_for_induction): Use
11778 correct types for pointer increment.
11780 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11782 * toplev.c (print_version): Update GMP version string calculation.
11784 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11786 PR rtl-optimization/39938
11787 * resource.c (init_resource_info): Add call to df_analyze.
11789 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11791 * config/alpha/alpha.md (usegp): Cast the result of
11792 alpha_find_lo_sum_using_gp to enum attr_usegp.
11793 * config/alpha/alpha.c (override_options): Remove end-of-structure
11794 marker element from cpu_table. Use array size of cpu_table to handle
11795 -mcpu and -mtune options.
11796 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11798 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11800 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11801 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11802 tune_32 and tune_64.
11803 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11804 support on PowerPC.
11805 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11806 * config/rs6000/option-defaults.h: ... here. New file.
11807 (OPT_64, OPT_32): Define.
11808 (MASK_64BIT): Define to 0 if not already defined.
11809 (OPT_ARCH64, OPT_ARCH32): Define.
11810 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11813 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11815 * config/arm/arm.c (arm_override_options): Emit error on using
11818 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11820 PR rtl-optimization/39914
11821 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11822 registers for allocnos created from user-defined variables only
11823 when not optimizing.
11825 2009-04-28 Richard Guenther <rguenther@suse.de>
11827 PR middle-end/39937
11828 * fold-const.c (fold_binary): Use distribute_real_division only
11831 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11833 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11834 add hpux-stdint.h to tm_file.
11835 (hppa[12]*-*-hpux11*): Ditto.
11836 (ia64*-*-hpux*): Ditto.
11837 * config/hpux-stdint.h: New.
11838 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11839 __STDC_EXT__ for all compiles.
11840 * config/pa/pa-hpux.h: Ditto.
11841 * config/pa/pa-hpux10.h: Ditto.
11842 * config/pa/pa-hpux11.h: Ditto.
11844 2009-04-28 Catherine Moore <clm@codesourcery.com>
11846 * debug.h (set_name): Add comment.
11848 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11851 * config/darwin.c (machopic_gen_offset): Check
11852 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11853 * config/arm/arm.c (require_pic_register): Likewise.
11855 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11857 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11858 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11859 m32c_promote_prototypes): Delete.
11861 2009-04-28 Michael Matz <matz@suse.de>
11863 PR middle-end/39922
11864 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11867 2009-04-28 Richard Guenther <rguenther@suse.de>
11869 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11871 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11873 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11874 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11875 * config/arm/arm-tune.md: Regenerate.
11877 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11879 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11880 block if there are complex incoming edges.
11881 (sel_merge_blocks): Remove useless assert.
11882 (sel_redirect_edge_and_branch): Check that edge was redirected.
11883 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11884 (sel_find_rgns): Delete declaration.
11885 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11886 the region when it is not a preheader.
11888 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11891 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11893 2009-04-28 Richard Guenther <rguenther@suse.de>
11895 * tree.h (SSA_NAME_VALUE): Remove.
11896 (struct tree_ssa_name): Remove value_handle member.
11897 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11898 array for jump threading.
11899 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11901 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11902 * tree-flow.h (threadedge_initialize_values): Declare.
11903 (threadedge_finalize_values): Likewise.
11904 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11905 (SSA_NAME_VALUE): Define.
11906 (threadedge_initialize_values): New function.
11907 (threadedge_finalize_values): Likewise.
11908 * tree-ssa-dom.c (ssa_name_values): New global variable.
11909 (SSA_NAME_VALUE): Define.
11910 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11912 2009-04-28 Ira Rosen <irar@il.ibm.com>
11914 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11915 Use REPORT_VECTORIZED_LOCATIONS instead
11916 REPORT_VECTORIZED_LOOPS.
11917 * tree-vectorizer.c (vect_verbosity_level): Make static.
11918 (vect_loop_location): Rename to vect_location.
11919 (vect_set_verbosity_level): Update comment.
11920 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11922 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11923 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11924 instead REPORT_UNVECTORIZED_LOOPS.
11925 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11926 and vect_loop_def to vect_external_def and vect_internal_def.
11927 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11928 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11929 REPORT_UNVECTORIZED_LOCATIONS.
11930 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11931 and vect_used_in_loop and to vect_unused_in_scope and
11932 vect_used_in_scope.
11933 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11934 (vect_verbosity_level): Remove declaration.
11935 (vect_analyze_operations): Likewise.
11936 (vect_analyze_stmt): Declare.
11937 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11938 REPORT_UNVECTORIZED_LOCATIONS.
11939 (vect_get_loop_niters): Fix indentation.
11940 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11941 (vect_analyze_loop_operations): New function.
11942 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11943 vect_analyze_operations.
11944 (vect_is_simple_reduction): Use new names.
11945 (vectorizable_live_operation, vect_transform_loop): Likewise.
11946 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11947 to specify whether the data references can be a part of interleaving
11949 (vect_analyze_data_ref_dependence): Use new names.
11950 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11951 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11952 * tree-vect-patterns.c (widened_name_p): Use new names.
11953 (vect_recog_dot_prod_pattern): Likewise.
11954 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11955 (process_use, vect_mark_stmts_to_be_vectorized,
11956 vect_model_simple_cost, vect_model_store_cost,
11957 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11958 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11959 vectorizable_operation, vectorizable_type_demotion,
11960 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11961 vectorizable_condition): Likewise.
11962 (vect_analyze_operations): Split into vect_analyze_loop_operations
11964 (vect_analyze_stmt): ... new function.
11965 (new_stmt_vec_info): Use new names.
11966 (vect_is_simple_use): Use new names and fix comment.
11967 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11968 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11970 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11973 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11974 and integer modes for x87 operands. Do not ICE for unsupported size,
11975 generate error instead. Generate error for unsupported operand types.
11976 ['z']: Do not handle HImode memory operands specially. Warning
11977 for floating-point operands. Fallthru to 'Z' for unsupported operand
11978 types. Do not ICE for unsupported size, generate error instead.
11979 (output_387_binary_op): Use %Z to output operands.
11980 (output_fp_compare): Ditto.
11981 (output_387_reg_move): Ditto.
11983 2009-04-28 Ben Elliston <bje@au.ibm.com>
11988 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11990 * builtins.c (c_strlen): Do not warn here.
11991 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11992 * c-common.c (pointer_int_sum): Take an explicit location.
11993 Warn about offsets out of bounds.
11994 * c-common.h (pointer_int_sum): Adjust declaration.
11996 2009-04-27 Ian Lance Taylor <iant@google.com>
11998 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12000 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12001 * df-core.c (df_set_flags): Change return type to int. Change
12002 type of old_flags to int.
12003 (df_clear_flags): Likewise.
12004 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12005 (df_get_conditional_uses): Likewise.
12006 * df.h (df_set_flags, df_clear_flags): Update declarations.
12007 * dwarf2out.c (struct indirect_string_node): Change type of form
12008 field to enum dwarf_form.
12009 (AT_string_form): Change return type to enum dwarf_form.
12010 * fixed-value.c (fixed_compare): Add cast to enum type.
12011 * fwprop.c (update_df): Change 0 to VOIDmode.
12012 * gensupport.c: Change 0 to UNKNOWN.
12013 * gimple.h (gimple_cond_code): Add cast to enum type.
12014 * haifa-sched.c (reemit_notes): Add cast to enum type.
12015 * hooks.c (hook_int_void_no_regs): Remove function.
12016 * hooks.h (hook_int_void_no_regs): Remove declaration.
12017 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12018 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12019 * real.c (real_arithmetic): Add cast to enum type.
12020 (real_compare): Likewise.
12021 * target.h (struct gcc_target): Change return type of
12022 branch_target_register_class to enum reg_class.
12023 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12024 default_branch_target_register_class.
12025 * targhooks.c (default_branch_target_register_class): New function.
12026 * targhooks.h (default_branch_target_register_class): Declare.
12027 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12028 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12030 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12032 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12033 vect_uninitialized_def. Change 0 to ERROR_MARK.
12034 * tree-vect-stmts.c (supportable_widening_operation): Don't
12035 initialize icode1 and icode2.
12036 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12037 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12039 (cmn_err_flag_specs): Change 0 to STD_C89.
12040 (cmn_err_char_table): Likewise.
12041 * config/arm/arm.c (get_arm_condition_code): Change type of code
12042 to enum arm_cond_code.
12043 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12044 (IWMMXT_BUILTIN2): Likewise.
12045 (neon_builtin_type_bits): Don't define typedef.
12046 (neon_builtin_datum): Change type of bits field to int.
12047 (arm_expand_neon_args): Add cast to enum type.
12048 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12050 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12051 casts to enum type.
12052 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12054 * config/mips/mips.md (jal_macro): Return enum constant.
12055 (single_insn): Likewise.
12056 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12058 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12059 casts to enum type.
12060 * config/s390/s390.c (s390_tune_flags): Change type to int.
12061 (s390_arch_flags): Likewise.
12062 (s390_handle_arch_option): Change flags field of struct pta to int.
12063 * config/s390/s390.h (s390_tune_flags): Update declaration.
12064 (s390_arch_flags): Likewise.
12065 * config/sh/sh.c (prepare_move_operands): Compare
12066 tls_symbolic_operand result with enum constant.
12067 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12068 (sh_expand_prologue): Add cast to enum type.
12069 (sh_expand_epilogue): Likewise.
12070 (tls_symbolic_operand): Change return type to enum tls_model.
12071 (fpscr_set_from_mem): Add cast to enum type.
12072 (legitimize_pic_address): Compare tls_symbolic_operand result with
12074 (sh_target_reg_class): Change return type to enum reg_class.
12075 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12077 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12078 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12079 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12080 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12081 (delayed_branch, tls_call_delay): Likewise.
12082 (eligible_for_sibcall_delay): Likewise.
12083 (eligible_for_return_delay): Likewise.
12084 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12085 (spu_expand_builtin_1): Likewise.
12087 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12088 for all types of conversions.
12089 (output_init_element): Issue -Wc++-compat warning if needed when
12090 initializing a bitfield with enum type.
12091 * c-parser.c (c_parser_expression): Set original_type to
12092 original_type of right hand operand of comman operator.
12094 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12096 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12098 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12099 * doc/cpp.texi (Standard Predefined Macros)
12100 (Implementation-defined behavior): Likewise.
12101 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12102 * doc/gimple.texi (GIMPLE Exception Handling)
12103 (@code{GIMPLE_ASSIGN}): Likewise.
12104 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12105 * doc/invoke.texi (Warning Options, Optimize Options)
12106 (AVR Options, Darwin Options): Likewise.
12107 (Optimize Options): Reformulate -fwhole-program description.
12108 * doc/loop.texi (Lambda): Likewise.
12109 * doc/md.texi (Output Template, Define Constraints)
12110 (Standard Names, Insn Splitting): Likewise.
12111 * doc/options.texi (Option properties): Likewise.
12112 * doc/passes.texi (Tree-SSA passes): Likewise.
12113 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12114 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12115 (File Names and DBX): Likewise.
12116 * doc/trouble.texi (Incompatibilities): Likewise.
12118 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12120 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12121 instruction is correct.
12123 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12125 Allow non-constant arguments to conversion intrinsics.
12126 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12127 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12128 * spu.c (print_operand): Handle 'v' and 'w'.
12129 (exp2_immediate_p, spu_gen_exp2): Define.
12130 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12131 spu_convtf_1): Update parameter descriptions.
12132 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12133 * constraints.md ('v', 'w'): New.
12134 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12136 (i2f, I2F): New define_mode_attr.
12137 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12138 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12139 fixuns_truncv4sfv4si2): Update to use mode attribute.
12140 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12141 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12142 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12143 patterns for combine.
12145 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12147 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12148 (cprop, hoist, pre, store_motion): New debug counters.
12149 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12150 is not an RTL pass anymore.
12151 (pass_profiling): Remove extern decl for pass removed in 2005.
12152 (pass_gcse, pass_jump_bypass): Remove.
12153 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12154 to 0 for clean state.
12155 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12156 * cse.c (gate_handle_cse_after_global_opts,
12157 rest_of_handle_cse_after_global_opts): New functions.
12158 (pass_cse_after_global_opts): New pass, does local CSE.
12159 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12160 (TV_CPROP): New timevar.
12161 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12162 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12163 (gcse_main, recompute_all_luids): Remove.
12164 (compute_hash_table_work): Call max_reg_num instead of reading
12166 (cprop_jump): Don't set run_jump_opt_after_gcse.
12167 (constprop_register): Always allow to alter jumps.
12168 (cprop_insn): Likewise.
12169 (do_local_cprop): Likewise.
12170 (local_cprop_pass): Likewise. Return non-zero if something changed.
12171 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12172 (find_implicit_sets): Add note about missed optimization opportunity.
12173 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12174 pass_rtl_cprop execute function.
12175 Don't bother tracking the pass number, each pass gets its own dumpfile
12177 Always allow to alter jumpsand bypass jumps.
12178 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12179 will just find no suitable set.
12180 (pre_edge_insert): Fix dumping, this function is for PRE only.
12181 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12182 pass_rtl_pre execute function.
12183 (hoist_code): Return non-zero if something changed. Keep track of
12184 substitutions and insertions for statistics gathering similar to PRE.
12185 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12186 called from the pass_rtl_hoist execute function. Show pass statistics.
12187 (compute_store_table): Use max_reg_num directly instead of using the
12188 formerly global max_gcse_regno.
12189 (build_store_vectors): Likewise.
12190 (replace_store_insn): Fix dumping.
12191 (store_motion): Rename to ...
12192 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12193 pass, called from the pass_rtl_store_motion execute function. Keep
12194 track of substitutions and insertions for statistics gathering similar
12196 (bypass_jumps): Remove, fold interesting bits into ...
12197 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12198 from the pass_rtl_cprop execute function.
12199 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12200 pass_jump_bypass): Remove.
12201 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12202 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12203 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12204 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12205 (gate_rtl_store_motion, execute_rtl_store_motion,
12206 pass_rtl_store_motion): New.
12207 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12208 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12209 * passes.c (init_optimization_passes): Remove pass_gcse and
12210 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12211 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12212 instead of pass_jump_bypass.
12214 2009-04-27 Richard Guenther <rguenther@suse.de>
12216 PR middle-end/39928
12217 * gimplify.c (gimplify_expr): If we are required to create
12218 a temporary make sure it ends up as register.
12220 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12223 * config/i386/i386.c (construct_container): Don't call
12224 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12225 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12227 2009-04-27 Michael Matz <matz@suse.de>
12229 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12230 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12231 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12232 (dump_replaceable_exprs): Take a bitmap.
12233 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12235 (expand_gimple_basic_block): Likewise.
12236 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12237 replaceable_expressions member a bitmap.
12238 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12239 (mark_replaceable): Likewise.
12240 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12241 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12243 2009-04-27 Richard Guenther <rguenther@suse.de>
12245 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12246 (verify_stmts): Dispatch to gimple/type verification code.
12247 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12248 issue with call argument types.
12250 2009-04-27 Michael Matz <matz@suse.de>
12252 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12253 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12256 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12257 Eric Botcazou <ebotcazou@adacore.com>
12259 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12260 a label's basic block.
12261 (mark_target_live_regs): Tidy and rework obsolete comments.
12262 Change back DF problem to LIVE. If a label starts a basic block,
12263 assume that all registers that used to be live then still are.
12264 (init_resource_info): If a label starts a basic block, set its
12265 BLOCK_FOR_INSN accordingly.
12266 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12268 2009-04-27 Richard Guenther <rguenther@suse.de>
12270 * tree-flow-inline.h (function_ann): Remove.
12271 (get_function_ann): Likewise.
12272 * tree-dfa.c (create_function_ann): Remove.
12273 * tree-flow.h (struct static_var_ann_d): Remove.
12274 (struct function_ann_d): Likewise.
12275 (union tree_ann_d): Remove fdecl member.
12276 (function_ann_t): Remove.
12277 (function_ann, get_function_ann, create_function_ann): Remove
12280 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12282 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12284 2009-04-27 Jan Hubicka <jh@suse.cz>
12286 * ipa-pure-const.c (struct funct_state_d): New fields
12287 state_previously_known, looping_previously_known; remove
12288 state_set_in_source.
12289 (analyze_function): Use new fields.
12290 (propagate): Avoid assumption that state_set_in_source imply
12293 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12294 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12295 * cfgloop.h (finite_loop_p): Declare.
12297 2009-04-26 Michael Matz <matz@suse.de>
12299 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12301 2009-04-26 Michael Matz <matz@suse.de>
12303 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12304 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12305 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12306 pass_mark_used_blocks): Remove.
12307 * tree-optimize.c (pass_free_datastructures,
12308 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12309 * passes.c (init_optimization_passes): Don't call
12310 pass_mark_used_blocks, remove dead code.
12312 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12314 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12315 * tree-ssa-live.h (register_ssa_partition): Likewise.
12317 2009-04-26 Michael Matz <matz@suse.de>
12320 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12321 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12322 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12324 (compare_pairs): Swap cost comparison.
12325 (coalesce_ssa_name): Don't use change_partition_var.
12326 * tree-nrv.c (struct nrv_data): Add modified member.
12327 (finalize_nrv_r): Set it.
12328 (tree_nrv): Use it to update statements.
12329 (pass_nrv): Require PROP_ssa.
12330 * tree-mudflap.c (mf_decl_cache_locals,
12331 mf_build_check_statement_for): Use make_rename_temp.
12332 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12333 * alias.c (find_base_decl): Handle SSA names.
12334 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12335 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12336 * rtl.h (set_reg_attrs_for_parm): Declare.
12337 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12338 to "optimized", remove unused locals at finish.
12339 (execute_free_datastructures): Make global, call
12340 delete_tree_cfg_annotations.
12341 (execute_free_cfg_annotations): Don't call
12342 delete_tree_cfg_annotations.
12344 * ssaexpand.h: New file.
12345 * expr.c (toplevel): Include ssaexpand.h.
12346 (expand_assignment): Handle SSA names the same as register variables.
12347 (expand_expr_real_1): Expand SSA names.
12348 * cfgexpand.c (toplevel): Include ssaexpand.h.
12349 (SA): New global variable.
12350 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12351 (SSAVAR): New macro.
12352 (set_rtl): New helper function.
12353 (add_stack_var): Deal with SSA names, use set_rtl.
12354 (expand_one_stack_var_at): Likewise.
12355 (expand_one_stack_var): Deal with SSA names.
12356 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12357 before unique numbers.
12358 (expand_stack_vars): Use set_rtl.
12359 (expand_one_var): Accept SSA names, add asserts for them, feed them
12360 to above subroutines.
12361 (expand_used_vars): Expand all partitions (without default defs),
12362 then only the local decls (ignoring those expanded already).
12363 (expand_gimple_cond): Remove edges when jumpif() expands an
12364 unconditional jump.
12365 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12366 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12368 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12369 members of SA; deal with PARM_DECL partitions here; expand
12370 all PHI nodes, free tree datastructures and SA. Commit instructions
12371 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12372 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12373 info and statements at start, collect garbage at finish.
12374 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12375 (VAR_ANN_PARTITION) Remove.
12376 (change_partition_var): Don't declare.
12377 (partition_to_var): Always return SSA names.
12378 (var_to_partition): Only accept SSA names.
12379 (register_ssa_partition): Only check argument.
12380 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12382 (delete_var_map): Don't free it.
12383 (var_union): Only accept SSA names, simplify.
12384 (partition_view_init): Mark only useful SSA names as used.
12385 (partition_view_fini): Only deal with SSA names.
12386 (change_partition_var): Remove.
12387 (dump_var_map): Use ssa_name instead of partition_to_var member.
12388 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12390 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12391 (struct _elim_graph): New member const_dests; nodes member vector of
12393 (set_location_for_edge): New static helper.
12394 (create_temp): Remove.
12395 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12396 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12397 (new_elim_graph): Allocate const_dests member.
12398 (clean_elim_graph): Truncate const_dests member.
12399 (delete_elim_graph): Free const_dests member.
12400 (elim_graph_size): Adapt to new type of nodes member.
12401 (elim_graph_add_node): Likewise.
12402 (eliminate_name): Likewise.
12403 (eliminate_build): Don't take basic block argument, deal only with
12404 partition numbers, not variables.
12405 (get_temp_reg): New static helper.
12406 (elim_create): Use it, deal with RTL temporaries instead of trees.
12407 (eliminate_phi): Adjust all calls to new signature.
12408 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12409 (rewrite_trees): Only do checking.
12410 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12411 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12412 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12413 contains_tree_r, MAX_STMTS_IN_LATCH,
12414 process_single_block_loop_latch, analyze_edges_for_bb,
12415 perform_edge_inserts): Remove.
12416 (expand_phi_nodes): New global function.
12417 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12418 functions, initialize new parameter, remember partitions having a
12420 (finish_out_of_ssa): New global function.
12421 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12422 don't reset in_ssa_p here, don't disable TER when mudflap.
12423 (pass_del_ssa): Remove.
12424 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12426 (execute_free_datastructures): Declare.
12427 * Makefile.in (SSAEXPAND_H): New variable.
12428 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12429 * basic-block.h (commit_one_edge_insertion): Declare.
12430 * passes.c (init_optimization_passes): Move pass_nrv and
12431 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12432 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12433 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12434 (redirect_branch_edge): Deal with super block when expanding, split
12435 out jump patching itself into ...
12436 (patch_jump_insn): ... here, new static helper.
12438 2009-04-26 Michael Matz <matz@suse.de>
12440 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12441 beyond num_ssa_names.
12442 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12443 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12445 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12447 PR inline-asm/39543
12448 * fwprop.c (forward_propagate_asm): New function.
12449 (forward_propagate_and_simplify): Propagate also into __asm, if it
12450 doesn't increase the number of referenced registers.
12453 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12455 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12457 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12458 note_nonlocal_vla_type for nonlocal VLAs.
12459 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12460 contains_remapped_vars, remap_vla_decls): New functions.
12461 (convert_nonlocal_reference_stmt): If not optimizing, call
12462 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12463 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12464 if it wasn't found in var_map.
12465 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12466 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12467 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12469 * gimplify.c (nonlocal_vlas): New variable.
12470 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12472 (gimplify_body): Create and destroy nonlocal_vlas.
12474 * dwarf2out.c (loc_descr_plus_const): New function.
12475 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12476 mem_loc_descriptor, loc_descriptor_from_tree_1,
12477 descr_info_loc, gen_variable_die): Use it.
12479 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12480 !TREE_STATIC VAR_DECLs.
12481 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12482 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12483 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12484 DECL_BY_REFERENCE is valid.
12485 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12486 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12487 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12488 Copy DECL_BY_REFERENCE.
12489 (struct nesting_copy_body_data): New type.
12490 (nesting_copy_decl): New function.
12491 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12492 if they have variable length.
12494 2009-04-26 Michael Matz <matz@suse.de>
12496 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12497 mark new temporaries for renaming.
12499 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12502 * c-decl.c (global_bindings_p): Return negative value.
12503 (c_variable_size): New. Based on variable_size from
12505 (grokdeclarator): Call c_variable_size not variable_size.
12507 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12509 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12511 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12513 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12514 Redefine it to just use mingw/include.
12515 (ASM_SPEC): Rules for -m32 and -m64.
12516 (LINK_SPEC): Use Likewise.
12517 (SPEC_32): New define.
12518 (SPEC_64): Likewise.
12519 (SUB_LINK_SPEC): Likewise.
12520 (MULTILIB_DEFAULTS): New define.
12521 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12522 Add multilib options.
12523 (MULTILIB_DIRNAMES): Likewise.
12524 (MULTILIB_OSDIRNAMES): Likewise.
12525 (LIBGCC): Likewise.
12526 (INSTALL_LIBGCC): Likewise.
12528 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12531 * c-tree.h (enum c_inline_static_type): New.
12532 (record_inline_static): Declare.
12533 * c-decl.c (struct c_inline_static, c_inline_statics,
12534 record_inline_static, check_inline_statics): New.
12535 (pop_file_scope): Call check_inline_statics.
12536 (start_decl): Call record_inline_static instead of pedwarning
12537 directly for static in inline function.
12538 * c-typeck.c (build_external_ref): Call record_inline_static
12539 instead of pedwarning directly for static referenced in inline
12542 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12544 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12545 not new but only being rescanned.
12546 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12547 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12548 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12549 record_set_info, compute_set, grealloc): Remove.
12550 (recompute_all_luids): New function.
12551 (gcse_main): Don't compute sets, and don't do related memory
12552 allocations/free-ing. If something changed before the end of the
12553 pass, update LUIDs using recompute_all_luids.
12554 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12555 (free_gcse_mem): Don't free it either.
12556 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12557 Use the df insn LUIDs.
12558 (load_killed_in_block): Likewise.
12559 (compute_hash_table_work): Don't compute reg_set_in_block.
12560 (compute_transp): Use DF_REG_DEF_CHAINs.
12561 (local_cprop_pass): Don't use compute_sets and related functions.
12562 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12563 Use get_max_uid() instead of max_cuid.
12564 (insert_insn_end_basic_block, pre_insert_copy_insn,
12565 update_ld_motion_stores): Don't try to
12566 keep reg_set tables up to date.
12567 (pre_insert_copies): Use df insn LUIDs.
12568 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12569 (reg_set_info): Don't use extra bitmap argument.
12570 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12571 information to compute regs_set_in_block.
12572 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12573 (bypass_jumps): Don't use compute_sets and friends.
12575 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12578 * opts.c (undocumented_msg): Do not leave blank even with
12581 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12583 * c-decl.c (build_enumerator): Allow values folding to integer
12584 constants but not integer constant expressions with a pedwarn if
12587 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12590 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12591 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12592 type is an integer constant.
12594 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12597 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12600 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12603 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12604 with variably modified return type and no storage class
12605 specifiers, except for the case of nested functions. Distinguish
12606 extern declarations of functions with variably modified return
12607 types from those of objects with variably modified types.
12609 2009-04-25 Jan Hubicka <jh@suse.cz>
12611 * tree.c (list_equal_p): New function.
12612 * tree.h (list_equal_p): Declare.
12613 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12614 basic_block_def, basic_block, const_basic_block): New.
12615 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12616 (redirect_eh_edge): New function.
12617 (make_eh_edge_update_phi): EH edges are not abnormal.
12618 * except.c: Include tree-flow.h.
12619 (list_match): New function.
12620 (eh_region_replaceable_by_p): New function.
12621 (replace_region): New function.
12622 (hash_type_list): New function.
12623 (hash_eh_region): New function.
12624 (eh_regions_equal_p): New function.
12625 (merge_peers): New function.
12626 (remove_unreachable_regions): Verify EH tree when checking;
12628 (copy_eh_region_1): New function.
12629 (copy_eh_region): New function.
12630 (push_reachable_handler): New function.
12631 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12632 regions without label but with live RESX.
12633 * except.h (redirect_eh_edge_to_label): New.
12634 * tree-flow.h (redirect_eh_edge): New.
12635 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12636 basic_block_def, basic_block, const_basic_block): Remove.
12637 * Makefile.in (except.o): Add dependency on tree-flow.h
12638 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12639 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12642 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12645 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12646 on the destination of memcpy.
12648 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12650 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12651 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12652 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12654 2009-04-25 Jan Hubicka <jh@suse.cz>
12656 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12657 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12658 to be reached by different label than left.
12659 (update_eh_edges): Update comment; remove edge_to_remove if possible
12660 and return true if suceeded.
12661 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12662 (cleanup_eh): Compute sharing map.
12663 * except.c (remove_eh_handler_and_replace): Add argument if we should
12665 (remove_unreachable_regions): Update for label sharing.
12666 (label_to_region_map): Likewise.
12667 (get_next_region_sharing_label): New function.
12668 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12670 (remove_eh_handler): Update.
12671 (remove_eh_region_and_replace_by_outer_of): New function.
12672 * except.h (struct eh_region): Add next_region_sharing_label.
12673 (remove_eh_region_and_replace_by_outer_of,
12674 get_next_region_sharing_label): Declare.
12675 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12677 2009-04-25 Jan Hubicka <jh@suse.cz>
12679 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12680 insert code even if they are not critical.
12682 2009-04-25 Jan Hubicka <jh@suse.cz>
12684 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12685 (gimple_can_remove_branch_p): EH edges won't remove branch by
12687 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12688 updating of non-abnormal EH edges.
12689 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12690 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12691 (split_critical_edges): Split also edges where emitting code on them
12692 will lead to splitting later.
12694 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12695 H.J. Lu <hongjiu.lu@intel.com>
12698 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12699 the configured assembler supports fildq and fistpq mnemonics.
12700 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12701 * configure: Regenerated.
12702 * config.in: Ditto.
12704 * config/i386/i386.c (print_operand): Handle 'Z'.
12705 ['z']: Remove handling of special fild/fist suffixes.
12706 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12707 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12708 suffix of fild insn.
12709 (*floatsi<mode>2_vector_mixed): Ditto.
12710 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12711 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12712 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12713 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12714 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12716 2009-04-25 Ben Elliston <bje@au.ibm.com>
12718 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12719 the source of a set operation.
12721 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12723 * target.h (struct gcc_target): Add case_values_threshold field.
12724 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12725 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12726 * targhooks.c (default_case_values_threshold): New function.
12727 * targhooks.h (default_case_values_threshold): Declare function.
12728 * stmt.c (expand_case): Use case_values_threshold target hook.
12729 * expr.h (case_values_threshold): Remove declartation.
12730 * expr.c (case_values_threshold): Remove function.
12731 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12733 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12734 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12735 (avr_case_values_threshold): Declare as static.
12736 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12738 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12739 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12740 (mn10300_case_values_threshold): New function.
12742 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12744 * ira.c (setup_cover_and_important_classes): Add enum cast.
12746 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12748 * genpreds.c (write_enum_constraint_num): Output definition of
12749 CONSTRAINT_NUM_DEFINED_P macro.
12750 * ira.c (setup_cover_and_important_classes): Use
12751 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12753 2009-04-24 DJ Delorie <dj@redhat.com>
12755 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12756 __SH2A_SINGLE_ONLY__ also.
12758 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12760 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12761 (movdf_internal): Ditto.
12762 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12763 SFmode and DFmode constants.
12764 (ia64_print_operand): Add 'G' format for printing
12765 floating point constants.
12767 2009-04-24 Richard Guenther <rguenther@suse.de>
12769 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12770 from unsigned additions.
12772 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12774 * c-typeck.c (set_init_index): Allow array designators that are
12775 not integer constant expressions with a pedwarn if pedantic.
12777 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12779 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12780 zero if no overlap in nonzero bits between the operands.
12782 2009-04-24 Ian Lance Taylor <iant@google.com>
12784 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12785 (record_dead_and_set_regs): Likewise.
12786 * df.h (struct df_mw_hardreg): Change flags field to int.
12787 (struct df_base_ref): Likewise.
12788 (struct df): Change changeable_flags field to int.
12789 * df-scan.c (df_defs_record): Change clobber_flags to int.
12790 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12791 constants rather than #define macros.
12792 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12793 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12794 (enum dwarf_calling_convention): Likewise.
12795 (enum dwarf_line_number_x_ops): Likewise.
12796 (enum dwarf_call_frame_info): Likewise.
12797 (enum dwarf_source_language): Likewise.
12798 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12799 (add_calling_convention_attribute): Likewise.
12800 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12801 (combine_comparisons): Change compcode to int. Add cast to enum type.
12802 * genrecog.c (maybe_both_true_2): Change c to int.
12803 (write_switch): Likewise. Add cast to enum type.
12804 * gimplify.c (gimplify_omp_for): Handle return values from
12805 gimplify_expr using MIN rather than bitwise or.
12806 (gimplify_expr): Add cast to enum type.
12807 * ipa-prop.c (update_jump_functions_after_inlining): Change
12808 IPA_BOTTOM to IPA_JF_UNKNOWN.
12809 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12810 Add casts to enum type.
12811 (setup_cover_and_important_classes): Change cl to int. Add casts
12813 (setup_class_translate): Change cl and mode to int.
12814 (ira_init_once): Change mode to int.
12815 (free_register_move_costs): Likewise.
12816 (setup_prohibited_mode_move_regs): Add casts to enum type.
12817 * langhooks.c (add_builtin_function_common): Rework assertion that
12818 value fits bitfield.
12819 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12820 * omega.c (omega_do_elimination): Avoid math on enum types.
12821 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12822 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12823 int local to handle integral_argment value.
12824 * regmove.c (try_auto_increment): Change PUT_MODE to
12826 * reload.c (push_secondary_reload): Add casts to enum type.
12827 (secondary_reload_class, find_valid_class): Likewise.
12828 * reload1.c (emit_input_reload_insns): Likewise.
12829 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12830 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12831 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12833 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12834 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12836 (expand_complex_libcall): Add casts to enum type.
12837 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12838 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12839 with ERROR_MARK, not NUM_TREE_CODES.
12840 (vect_create_epilog_for_reduction): Likewise.
12841 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12842 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12843 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12845 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12846 vect_unused_in_loop. Change 0 to loop_vect.
12847 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12848 * var-tracking.c (get_init_value): Change return type to enum
12850 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12851 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12853 (arm_override_options): Add casts to enum type.
12854 (arm_emit_tls_decoration): Likewise.
12855 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12857 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12858 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12859 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12861 * config/s390/s390.c (code_for_builtin_64): Change to array of
12863 (code_for_builtin_31): Likewise.
12864 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12866 * config/sparc/sparc.c (sparc_override_options): Change value
12867 field in struct code_model to enum cmodel. In initializer change
12868 0 to NULL and add cast to enum type.
12870 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12871 Change all callers. Issue a -Wc++-compat warning using
12872 lhs_origtype if necessary.
12873 (convert_for_assignment): Issue -Wc++-compat warnings about
12874 invalid conversions to enum type on assignment.
12875 * c-common.h (build_modify_expr): Update declaration.
12877 2009-04-24 Nick Clifton <nickc@redhat.com>
12879 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12880 (function_arg_advance): Likewise.
12881 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12884 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12886 * config/s390/constraints.md ('I', 'J'): Fix condition.
12888 2009-04-24 Diego Novillo <dnovillo@google.com>
12890 * gengtype-parse.c (parse_error): Add newline after message.
12892 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12894 * config/i386/sse.md (avxmodesuffixs): Removed.
12895 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12896 (*avx_pinsr<ssevecsize>): This.
12898 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12900 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12901 follow chains of regs with a single definition, and allow expressions
12902 that are function_invariant_p.
12903 (simple_rhs_p): Allow expressions that are function_invariant_p.
12905 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12907 PR middle-end/39867
12908 * fold-const.c (fold_cond_expr_with_comparison): When folding
12909 > and >= to MAX, make sure the MAX uses the same type as the
12910 comparison's operands.
12912 2009-04-24 Nick Clifton <nickc@redhat.com>
12914 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12915 addressing for DImode accesses.
12916 (frv_print_operand_address): Handle PLUS case.
12917 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12919 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12921 PR rtl-optimization/39794
12922 * alias.c (canon_true_dependence): Add x_addr argument.
12923 * rtl.h (canon_true_dependence): Adjust prototype.
12924 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12925 * cselib.c (cselib_invalidate_mem): Likewise.
12926 * gcse.c (compute_transp): Likewise.
12927 * dse.c (scan_reads_nospill): Likewise.
12928 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12929 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12930 canon_base_addr of the group, plus optional offset.
12931 (struct group_info): Rename canon_base_mem to
12933 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12934 canon_rtx of base_mem.
12936 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12938 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12939 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12941 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12943 * config/spu/spu-builtins.h: Delete file.
12945 * config/spu/spu.h (enum spu_builtin_type): Move here from
12947 (struct spu_builtin_description): Likewise. Add GTY marker.
12948 Do not use enum spu_function_code or enum insn_code.
12949 (spu_builtins): Add extern declaration.
12951 * config/spu/spu.c: Do not include "spu-builtins.h".
12952 (enum spu_function_code, enum spu_builtin_type_index,
12953 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12954 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12955 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12956 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12957 (spu_builtin_types): Make static. Add GTY marker.
12958 (spu_builtins): Add extern declaration with GTY marker.
12959 Include "gt-spu.h".
12961 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12962 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12963 Check programmatically whether all parameters are scalar.
12965 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12967 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12969 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12970 assignment from the constructor either if the target is volatile.
12972 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12974 * config/arm/arm.md (insv): Do not share operands[0].
12976 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12978 * config/vxlib-tls.c (active_tls_threads): Delete.
12979 (delete_hook_installed): New.
12980 (tls_delete_hook): Don't delete the delete hook.
12981 (tls_destructor): Delete it here.
12982 (__gthread_set_specific): Adjust installing the delete hook.
12983 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12984 __gthread_leave_tsd_dtor_context.
12986 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12988 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12990 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12992 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12994 (alpha_rtx_costs): Ditto.
12995 (emit_unlikely_jump): Use add_reg_note.
12996 (emit_frame_store_1): Ditto.
12997 (alpha_expand_prologue): Ditto.
12998 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12999 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13001 2009-04-23 Nick Clifton <nickc@redhat.com>
13003 * config/v850/v850.md (epilogue): Remove suppressed code.
13004 (return): Rename to return_simple and remove test of frame size.
13005 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13006 to gen_return_simple.
13008 2009-04-22 Jing Yu <jingyu@google.com>
13011 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13013 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13016 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13017 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13018 value is a VECTOR_CST, the element type is the element type of the
13021 2009-04-22 DJ Delorie <dj@redhat.com>
13023 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13025 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13027 * alias.c (find_base_term): Move around LO_SUM case, so that
13028 CONST falls through into PLUS/MINUS handling.
13031 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13032 into 0, use omit_one_operand.
13034 2009-04-23 Ben Elliston <bje@au.ibm.com>
13036 * config/rs6000/linux-unwind.h (get_regs): Remove type
13037 puns. Change the type of `pc' to an array of unsigned ints and
13038 update all users. Constify frame24.
13040 2009-04-22 DJ Delorie <dj@redhat.com>
13042 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13043 declarations before code.
13044 (current_function_special_page_vector): Likewise.
13045 (m32c_expand_insv): Silence a warning.
13047 2009-04-21 Taras Glek <tglek@mozilla.com>
13049 * alias.c: Update GTY annotations to new syntax.
13050 * basic-block.h: Likewise.
13051 * bitmap.h: Likewise.
13052 * c-common.h: Likewise.
13053 * c-decl.c: Likewise.
13054 * c-parser.c: Likewise.
13055 * c-pragma.c: Likewise.
13056 * c-tree.h: Likewise.
13057 * cfgloop.h: Likewise.
13058 * cgraph.h: Likewise.
13059 * config/alpha/alpha.c: Likewise.
13060 * config/arm/arm.h: Likewise.
13061 * config/avr/avr.h: Likewise.
13062 * config/bfin/bfin.c: Likewise.
13063 * config/cris/cris.c: Likewise.
13064 * config/darwin.c: Likewise.
13065 * config/frv/frv.c: Likewise.
13066 * config/i386/i386.c: Likewise.
13067 * config/i386/i386.h: Likewise.
13068 * config/i386/winnt.c: Likewise.
13069 * config/ia64/ia64.h: Likewise.
13070 * config/iq2000/iq2000.c: Likewise.
13071 * config/mips/mips.c: Likewise.
13072 * config/mmix/mmix.h: Likewise.
13073 * config/pa/pa.c: Likewise.
13074 * config/pa/pa.h: Likewise.
13075 * config/rs6000/rs6000.c: Likewise.
13076 * config/s390/s390.c: Likewise.
13077 * config/sparc/sparc.c: Likewise.
13078 * config/xtensa/xtensa.c: Likewise.
13079 * cselib.h: Likewise.
13080 * dbxout.c: Likewise.
13081 * dwarf2out.c: Likewise.
13082 * except.c: Likewise.
13083 * except.h: Likewise.
13084 * fixed-value.h: Likewise.
13085 * function.c: Likewise.
13086 * function.h: Likewise.
13087 * gimple.h: Likewise.
13088 * integrate.c: Likewise.
13089 * optabs.c: Likewise.
13090 * output.h: Likewise.
13091 * real.h: Likewise.
13093 * stringpool.c: Likewise.
13094 * tree-data-ref.c: Likewise.
13095 * tree-flow.h: Likewise.
13096 * tree-scalar-evolution.c: Likewise.
13097 * tree-ssa-address.c: Likewise.
13098 * tree-ssa-alias.h: Likewise.
13099 * tree-ssa-operands.h: Likewise.
13100 * tree.c: Likewise.
13101 * tree.h: Likewise.
13102 * varasm.c: Likewise.
13103 * varray.h: Likewise.
13105 * coretypes.h: Do not define GTY macro if it is already defined.
13106 * doc/gty.texi: Update GTY documentation to new syntax.
13107 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13108 annotations on structs.
13109 * gengtype-parse.c: Likewise.
13111 2009-04-22 Mark Heffernan <meheff@google.com>
13113 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13115 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13117 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13120 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13122 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13123 the same as a PLUS without a shift. Increase the cost of a
13126 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13128 * Makefile.in: Update dependencies.
13129 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13130 * errors.h: Remove bogus comment about compatibility.
13131 (warning): Update declaration.
13132 * genautomata.c: Update all calls to warning.
13133 * gimple.c: Do not include errors.h. Include toplev.h.
13134 * tree-ssa-structalias.c: Do not include errors.h.
13135 * omega.c: Likewise.
13136 * tree-ssa-reassoc.c: Likewise.
13137 * config/spu/spu-c.c: Likewise.
13138 * config/spu/t-spu-elf: Update dependencies.
13140 2009-04-22 Richard Guenther <rguenther@suse.de>
13142 PR tree-optimization/39824
13143 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13144 make sure the types are compatible.
13146 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13149 * c-common.c (c_parse_error): Take a token_flags parameter.
13150 Use token_type for the token type instead.
13151 Pass token_flags to cpp_type2name.
13152 * c-common.h (c_parse_error): Update declaration.
13153 * c-parser.c (c_parser_error): Pass 0 as token flags.
13155 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13157 PR rtl-optimization/39580
13158 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13160 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13162 * function.c (expand_function_end): Do not emit a jump to the "naked"
13163 return label for fall-through returns.
13164 * except.c (sjlj_emit_function_exit): Always place the call to the
13165 unregister function at the location installed by expand_function_end.
13167 2009-04-22 Richard Guenther <rguenther@suse.de>
13169 PR tree-optimization/39845
13170 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13171 (gen_inbound_check): Likewise.
13173 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13175 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13177 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13178 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13180 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13182 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13183 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13184 shift counts to avoid out-of-bounds array accesses.
13186 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13188 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13189 (Pmode): Move above.
13191 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13193 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13194 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13195 GET_CODE macro. Use IN_RANGE macro where appropriate.
13196 * config/alpha/alpha.h: Ditto.
13197 * config/alpha/alpha.md: Ditto.
13198 * config/alpha/constraints.md: Ditto.
13199 * config/alpha/predicates.md: Ditto.
13201 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13203 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13204 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13205 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13206 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13207 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13208 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13209 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13210 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13211 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13212 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13213 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13214 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13215 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13216 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13217 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13218 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13219 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13220 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13221 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13222 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13223 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13224 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13225 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13226 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13227 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13228 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13229 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13231 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13233 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13234 references from comments.
13235 * cfgbuild.c: (count_basic_blocks): Delete.
13236 (find_basic_blocks_1): Delete.
13237 (find_basic_blocks): Delete.
13238 * except.c (finish_eh_generation): Make static. Move comment from
13239 except.h here. Remove find_basic_blocks references from comments.
13240 * except.h (finish_eh_generation): Delete.
13241 * basic-block.h (find_basic_blocks): Delete.
13242 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13244 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13246 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13247 (sdbout_parms): Likewise.
13249 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13251 * config/sh/sh.c (prepare_cbranch_operands): Use
13252 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13253 (expand_cbranchdi4): Likewise.
13254 (from_compare): Add cast to enum type.
13255 (expand_cbranchsi4): Use add_reg_note.
13256 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13257 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13258 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13259 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13260 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13261 instead of CODE_FOR_nothing.
13262 (cbranchdi4): Likewise. Fix the order of arguments for
13264 (push_fpscr): Use add_reg_note.
13265 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13266 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13268 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13270 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13271 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13272 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13273 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13274 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13275 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13276 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13277 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13278 config/alpha/x-vms, config/arc/t-arc,
13279 config/arm/README-interworking, config/arm/arm-c.c,
13280 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13281 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13282 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13283 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13284 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13285 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13286 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13287 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13288 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13289 config/cris/t-elfmulti, config/crx/t-crx,
13290 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13291 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13292 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13293 config/h8300/t-h8300, config/i386/athlon.md,
13294 config/i386/darwin-libgcc.10.4.ver,
13295 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13296 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13297 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13298 config/i386/t-linux64, config/i386/t-nwld,
13299 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13300 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13301 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13302 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13303 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13304 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13305 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13306 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13307 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13308 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13309 config/m68k/t-uclinux, config/mcore/t-mcore,
13310 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13311 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13312 config/mips/crtn.asm, config/mips/irix-crti.asm,
13313 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13314 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13315 config/mips/mips-fixed.md, config/mips/sb1.md,
13316 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13317 config/mips/t-iris6, config/mips/t-isa3264,
13318 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13319 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13320 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13321 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13322 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13323 config/mn10300/t-linux, config/mn10300/t-mn10300,
13324 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13325 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13326 config/picochip/libgccExtras/clzsi2.asm,
13327 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13328 config/rs6000/darwin-libgcc.10.4.ver,
13329 config/rs6000/darwin-libgcc.10.5.ver,
13330 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13331 config/rs6000/t-aix43, config/rs6000/t-aix52,
13332 config/rs6000/t-darwin, config/rs6000/t-fprules,
13333 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13334 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13335 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13336 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13337 config/rs6000/t-rtems, config/rs6000/t-spe,
13338 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13339 config/score/t-score-elf, config/sh/divcost-analysis,
13340 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13341 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13342 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13343 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13344 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13345 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13346 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13347 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13348 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13349 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13350 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13351 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13352 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13353 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13354 * config/h8300/genmova.sh: Include copyright and license notices
13355 in generated output.
13356 * config/h8300/mova.md: Regenerate.
13357 * doc/install.texi2html: Include word "Copyright" in copyright
13358 notice and use name "Free Software Foundation, Inc.".
13359 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13360 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13361 ChangeLog-2007, ChangeLog-2008: Correct dates.
13363 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13365 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13366 NE_EXPR operations as well.
13367 * c-parser.c (c_parser_condition): Do not set location information on
13369 (c_parser_conditional_expression): Likewise.
13370 (c_parser_binary_expression): Set location information on operators.
13371 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13372 TRUTH_NOT_EXPR has been folded.
13373 * fold-const.c (fold_truth_not_expr): Copy location information from
13374 the incoming expression to the outgoing one.
13375 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13376 recursive calls on the LHS of the operator but pass that of the
13377 operator to recursive calls on the RHS of the operator. Set it
13379 (shortcut_cond_expr): Set the locus of the operator on the second
13380 COND_EXPR and that of the expression on the first in degenerate cases.
13381 Pass the locus of the expression to calls to shortcut_cond_r.
13382 Set the locus of the 'then' block on the associated jump, if any.
13383 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13384 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13385 expression to call to gimplify_boolean_expr.
13387 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13389 * config.gcc: Add additional configuration for
13390 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13391 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13392 (CPP_SPEC): Redefine for allowing -municode option.
13393 (STARTFILE_SPEC): Likewise.
13394 * config/i386/t-mingw-w64: New.
13395 * config/i386/mingw-w64.opt: New.
13396 (municode): Add new target option.
13397 * doc/invoke.texi (municode): Add documentation for new option.
13399 2009-04-21 Ian Lance Taylor <iant@google.com>
13401 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13402 Correct test for number of arguments.
13403 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13405 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13407 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13408 argument of emit_library_call.
13410 2009-04-21 Richard Guenther <rguenther@suse.de>
13412 PR middle-end/39829
13413 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13414 inside VIEW_CONVERT_EXPRs.
13416 2009-04-21 Martin Jambor <mjambor@suse.cz>
13418 * tree-switch-conversion.c (build_constructors): Split a long line.
13419 (constructor_contains_same_values_p): New function.
13420 (build_one_array): Create assigns of constants if possible, do not
13421 call mark_sym_for_renaming, call update_stmt.
13422 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13423 make_rename_temp. Do not call mark_symbols_for_renaming, call
13425 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13426 find_new_referenced_vars, call update_stmt.
13427 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13428 instead of calling make_rename_temp. Do not call
13429 find_new_referenced_vars or mark_symbols_for_renaming, call
13432 2009-04-21 Richard Guenther <rguenther@suse.de>
13434 PR tree-optimization/39827
13435 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13436 (tree_ssa_phiprop): Pass the correct array size.
13438 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13440 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13442 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13445 * c-typeck.c (lvalue_p): Move declaration ...
13446 * c-common.h (lvalue_p): ... to here.
13447 * c-common.c (candidate_equal_p): New.
13448 (add_tlist): Use it.
13449 (merge_tlist): Use it.
13450 (warn_for_collisions_1): Likewise.
13451 (warning_candidate_p): Accept more candidates.
13452 (verify_tree): A warning candidate can be an expression. Use
13455 2009-04-21 Ben Elliston <bje@au.ibm.com>
13458 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13459 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13460 options. Remove -mcall-solaris documentation.
13462 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13465 * doc/invoke.texi (-Wlong-long): Update description.
13466 * c-lex (interpret_integer): Only warn if there was no previous
13467 overflow and -Wlong-long is enabled.
13468 * c-decl.c (declspecs_add_type): Drop redundant flags.
13469 * c.opt (Wlong-long): Init to -1.
13470 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13471 and front-end warn_long_long. Wlong-long only depends on other
13472 flags if it is uninitialized.
13473 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13474 the same for CPP and FE.
13475 (restore_extension_diagnostics): Likewise.
13477 2009-04-20 Ian Lance Taylor <iant@google.com>
13479 Fix enum conversions which are invalid in C++:
13480 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13481 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13482 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13483 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13484 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13485 (dbxout_parms): Likewise.
13486 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13487 (df_clear_flags): Likewise.
13488 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13489 top_flag parameter to int.
13490 (df_chain_create_bb_process_use): Likewise.
13491 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13493 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13494 (df_ref_create_structure, df_def_record_1): Likewise.
13495 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13496 (df_notes_rescan): Change 0 to VOIDmode in function call.
13497 (df_get_call_refs, df_insn_refs_collect): Likewise.
13498 (df_bb_regs_collect): Likewise.
13499 (df_entry_block_defs_collect): Likewise.
13500 (df_exit_block_uses_collect): Likewise.
13501 * df.h: Update declarations.
13502 * double-int.c (double_int_divmod): Add cast to enum type.
13503 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13504 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13505 (based_loc_descr): Likewise.
13506 (loc_descriptor_from_tree_1): Change first_op and second_op to
13507 enum dwarf_location_atom. Add cast to enum type.
13508 * expmed.c (init_expmed): Change 0 to SET in function call.
13509 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13510 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13511 (do_store_flag): Likewise.
13512 * fixed-value.h (struct fixed_value): Change mode to enum
13514 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13515 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13517 (insert_insn_decl, insert_decl, insert_state): Likewise.
13518 (automata_list_finish): Likewise.
13519 * genrecog.c (process_define_predicate): Add cast to enum type.
13520 * gensupport.c (init_predicate_table): Add cast to enum type.
13521 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13523 (gimple_build_call_1, gimple_build_label): Likewise.
13524 (gimple_build_goto, gimple_build_asm_1): Likewise.
13525 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13526 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13527 (enum fallback): Rename from enum fallback_t.
13528 (fallback_t): Typedef as int.
13529 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13530 GSI_SAME_STMT in function call.
13531 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13533 (setup_reg_class_relations): Likewise.
13534 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13535 (setup_prohibited_class_mode_regs): Add cast to enum type.
13536 (setup_prohibited_mode_move_regs): Likewise.
13537 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13538 (record_address_regs): Change i to enum reg_class.
13539 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13540 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13541 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13542 (GET_MODE_2XWIDER_MODE): Likewise.
13543 (GET_CLASS_NARROWEST_MODE): Likewise.
13544 * omp-low.c (expand_omp_for): Add cast to enum type.
13545 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13546 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13547 * postreload.c (reload_cse_simplify_operands): Change rclass local
13549 * predict.c (combine_predictions_for_insn): Change best_predictor
13550 and predictor to enum br_predictor.
13551 (combine_predictions_for_bb): Likewise.
13552 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13553 use SET_PREDICT_EXPR_OUTCOME.
13554 * real.c (real_arithmetic): Change icode to code in function call.
13555 * reginfo.c (init_move_cost): Add casts to enum type.
13556 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13557 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13559 * reload.c (find_valid_class): Add casts to enum type.
13560 (push_reload): Change 0 to NO_REGS in function call.
13561 (find_reloads): Change this_alternative to array of enum
13562 reg_class. Remove some now-unnecessary casts.
13563 (make_memloc): Change 0 to VOIDmode in function call.
13564 * reload1.c (reload): Change 0 to VOIDmode in function call.
13565 (eliminate_regs_1, elimination_effects): Likewise.
13566 (eliminate_regs_in_insn): Likewise.
13567 (emit_input_reload_insns): Add cast to enum type.
13568 (delete_output_reload): Change 0 to VOIDmode in function call.
13569 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13570 to enum type in function call.
13571 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13572 (SET_PREDICT_EXPR_OUTCOME): Define.
13573 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13574 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13575 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13576 (dump_function): Likewise.
13577 * tree-dump.h: Update declarations.
13578 * tree-pass.h: Update declarations.
13579 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13580 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13582 (arm_rtx_costs_1): Correct parenthesization.
13583 (arm_rtx_costs): Add casts to enum type.
13584 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13585 (vfp_emit_fstmd): Use add_rg_note.
13586 (emit_multi_reg_push, emit_sfm): Likewise.
13587 (thumb_set_frame_pointer): Likewise.
13588 (arm_expand_prologue): Likewise.
13589 (arm_regno_class): Change return type to enum reg_class.
13590 (thumb1_expand_prologue): Use add_reg_note.
13591 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13592 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13594 * config/arm/gentune.sh: Add cast to enum type.
13595 * config/arm/arm-tune.md: Rebuild.
13596 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13597 (ix86_split_fp_branch, predict_jump): Likewise.
13598 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13599 insn_code to enum rtx_code.
13600 (ix86_builtin_vectorized_function): Add cast to enum type.
13601 * config/i386/i386.md (truncdfsf2): Change slot to enum
13603 (truncxf<mode>2, isinf<mode>2): Likewise.
13604 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13606 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13607 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13608 (insert_bundle_state): Change 1 to INSERT in function call.
13609 (ia64_add_bundle_selector_before): Likewise.
13610 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13611 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13612 (restore_stack_nonlocal): Likewise.
13613 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13615 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13617 (mips_rtx_costs): Likewise.
13618 (mips_override_options): Add casts to enum type.
13619 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13621 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13622 (store_reg, set_reg_plus_d): Likewise.
13623 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13624 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13626 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13628 (emit_unlikely_jump): Use add_reg_note.
13629 (rs6000_emit_allocate_stack): Likewise.
13630 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13631 (output_toc): Change 1 to INSERT in function call.
13632 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13633 (rs6000_initialize_trampoline): Likewise.
13634 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13636 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13637 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13638 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13639 (save_gprs): Use add_reg_note.
13640 (s390_emit_prologue): Likewise.
13641 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13642 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13643 (sparc_fold_builtin): Add cast to enum type.
13644 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13646 (spu_expand_prologue): Use add_reg_note.
13647 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13649 2009-04-20 Ian Lance Taylor <iant@google.com>
13651 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13652 (c_parser_postfix_expression_after_primary): Get VEC for list of
13653 arguments. Get original types of arguments. Call
13654 build_function_call_vec.
13655 (cached_expr_list_1, cached_expr_list_2): New static variables.
13656 (c_parser_expr_list): Change return type to VEC *. Add
13657 p_orig_types parameter. Change all callers.
13658 (c_parser_release_expr): New static function.
13659 (c_parser_vec_to_tree_list): New static function.
13660 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13661 call build_function_call_vec.
13662 (build_function_call_vec): New function, based on old
13663 build_function_call.
13664 (convert_arguments): Remove nargs and argarray parameters. Change
13665 values to a VEC. Add origtypes parameter.
13666 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13667 (convert_for_assignment): Add origtype parameter. Change all
13668 callers. If warn_cxx_compat, check for conversion to an enum
13669 type when calling a function.
13670 (store_init_value): Add origtype parameter. Change all callers.
13671 (digest_init): Likewise.
13672 (struct init_node): Add origtype field.
13673 (add_pending_init): Add origtype parameter. Change all callers.
13674 (output_init_element): Likewise.
13675 (output_pending_init_elements): Pass origtype from init_node to
13676 output_init_element.
13677 (process_init_element): Pass origtype from c_expr to
13678 output_init_element.
13679 (c_finish_return): Add origtype parameter. Change all callers.
13680 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13682 (sync_resolve_params): Likewise.
13683 (sync_resolve_return): Change params to first_param. Change caller.
13684 (resolve_overloaded_builtins): Change params to VEC *. Change
13685 callers. Save first parameter around call to build_function_call_vec.
13686 * c-decl.c (finish_decl): Add origtype parameter. Change all
13687 callers. Call build_function_call_vec rather than
13688 build_function_call for cleanup.
13689 * c-tree.h: Update declarations.
13690 * c-common.h: Update declarations.
13691 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13692 params to first_param.
13693 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13694 params parameter from tree to void *.
13695 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13696 Change arglist parameter to have type void *, and to be a pointer
13698 * config/rs6000/rs6000-protos.h
13699 (altivec_resolve_overloaded_builtin): Update declaration.
13700 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13701 fnargs parameter to have type void *, and to be a pointer to a
13702 VEC. Call build_function_call_vec instead of
13703 build_function_call.
13704 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13706 2009-04-20 Joey Ye <joey.ye@intel.com>
13707 Xuepeng Guo <xuepeng.guo@intel.com>
13708 H.J. Lu <hongjiu.lu@intel.com>
13710 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13712 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13713 (IX86_LEA_PRIORITY): Likewise.
13714 (distance_non_agu_define): New function.
13715 (distance_agu_use): Likewise.
13716 (ix86_lea_for_add_ok): Likewise.
13717 (ix86_dep_by_shift_count): Likewise.
13719 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13720 should split for LEA.
13722 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13724 (ix86_dep_by_shift_count): Likewise.
13726 2009-04-20 Richard Guenther <rguenther@suse.de>
13728 * expr.c (handled_component_p): Move ...
13729 * tree.h (handled_component_p): ... here.
13730 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13731 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13732 and REALPART_EXPR to be in one group.
13734 2009-04-20 Richard Guenther <rguenther@suse.de>
13736 * basic-block.h (get_all_dominated_blocks): Declare.
13737 * dominance.c (get_all_dominated_blocks): New function.
13738 * tree-cfg.c (get_all_dominated_blocks): Remove.
13739 (remove_edge_and_dominated_blocks): Adjust.
13740 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13741 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13742 instead of recursing.
13744 2009-04-20 Doug Kwan <dougkwan@google.com>
13746 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13747 (struct cgraph_node_set_def): New type.
13748 (cgraph_node_set) New type. Also declare vector functions.
13749 (struct cgraph_node_set_element_def): New type.
13750 (cgraph_node_set_element): Ditto.
13751 (cgraph_node_set_iterator): New iterator type.
13752 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13753 cgraph_node_set_remove, dump_cgraph_node_set,
13754 debug_cgraph_node_set): New prototypes.
13755 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13756 cgraph_node_set_size): New inlines.
13757 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13758 including cgraph.h.
13759 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13760 argument to function 'write_summary'.
13761 * ipa.c: Include ggc.h.
13762 (hash_cgraph_node_set_element,
13763 eq_cgraph_node_set_element, cgraph_node_set_new,
13764 cgraph_node_set_add, cgraph_node_set_remove,
13765 cgraph_node_set_find, dump_cgraph_node_set,
13766 debug_cgraph_node_set): New functions.
13767 * Makefile.in (ipa.o): Add dependency on GGC_H.
13769 2009-04-20 Ira Rosen <irar@il.ibm.com>
13771 PR tree-optimization/39675
13772 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13773 check of the return code of vect_schedule_slp. Check that
13774 stmt_vec_info still exists for the statement, before checking its
13775 vectorization type.
13777 2009-04-20 Michael Matz <matz@suse.de>
13779 * Makefile.in (generated_files): Take out $(simple_generated_c).
13781 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13783 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13784 (UINTPTR_TYPE): Likewise.
13786 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13789 * c-typeck.c (digest_init): Check for initializing an array with a
13792 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13795 * c-semantics.c (pop_stmt_list): Propagate
13796 STATEMENT_LIST_HAS_LABEL to parent statement list.
13798 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13800 * config/mips/mips.h (mips_tune_attr): New macro.
13801 * config/mips/mips.md (cpu): Use it.
13803 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13806 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13809 2009-04-19 Diego Novillo <dnovillo@google.com>
13811 * toplev.c (compile_file): Move call to coverage_finish ...
13812 * cgraphunit.c (ipa_passes): ... here.
13813 Call cgraph_process_new_functions.
13814 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13815 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13817 2009-04-19 Jan Hubicka <jh@suse.cz>
13819 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13821 (dump_cgraph_node): Dump can throw external flag.
13822 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13824 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13828 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13829 * common.opt (Wlogical-op): Move from here...
13830 * c.opt (Wlogical-op): ... to here.
13831 * c-typeck.c (parser_build_binary_op): Update call to
13832 warn_logical_operator.
13833 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13835 * c-common.c (warn_logical_op): Update.
13836 * c-common.h (warn_logical_op): Update declaration.
13838 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13840 * tree.c (protected_set_expr_location): Fix formatting.
13842 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13845 * c-typeck.c (readonly_warning): new.
13846 (build_unary_op, build_modify_expr): Use readonly_warning for
13847 storing into something readonly but not const-qualified.
13849 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13852 * c-typeck.c (build_unary_op): Check for taking address of
13853 expression of type void.
13855 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13858 * c-typeck.c (build_function_call): Check for calling a function
13859 with qualified void return types. Call require_complete_type when
13862 2009-04-18 Jan Hubicka <jh@suse.cz>
13864 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13866 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13867 can_throw_external flag.
13868 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13869 * ipa-pure-const.c (ignore_edge): New function.
13870 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13871 only over can_throw_external edges.
13872 (local_pure_const): Add nothrow flag.
13873 * ipa-utils.c (searchc): Add ignore_edge callback.
13874 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13875 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13876 (set_nothrow_function_flags): Update cgraph.
13877 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13879 2009-04-18 Richard Guenther <rguenther@suse.de>
13881 PR middle-end/39804
13882 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13883 (fold_stmt): ... this and ...
13884 (fold_stmt_inplace): ... this.
13885 (fold_stmt_1): Fold references in calls and asms.
13886 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13888 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13890 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13891 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13893 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13895 * tree.c (function_args_count): Remove.
13896 * tree.h: Remove the prototype for function_args_count.
13898 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13900 * tree-iterator.c (expr_only): Remove.
13901 * tree.h: Remove the prototype for expr_only.
13903 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13905 * reginfo.c (cannot_change_mode_set_regs): Remove.
13906 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13908 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13910 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13911 whether operands 0 and 1 overlaps.
13913 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13915 PR middle-end/36902
13916 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13917 pointer. Use warning_at instead of warning.
13918 (search_for_addr_array): Likewise.
13919 (check_array_bounds): Likewise.
13920 (check_all_array_refs): Check that the incoming edge is not in the
13921 list of edges to be removed.
13922 (check_all_array_refs): Avoid the temporal pointer.
13923 (vrp_visit_cond_stmt): Fix typo.
13924 (simplify_switch_using_ranges): Handle the case where the switch
13925 index is an integer constant.
13927 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13929 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13931 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13933 * doc/extend.texi, doc/invoke.texi: Fix typos.
13935 2009-04-17 Cary Coutant <ccoutant@google.com>
13937 * tree-flow-inline.h (get_lineno): Fix inverted test.
13939 2009-04-17 Diego Novillo <dnovillo@google.com>
13941 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13942 assertion for AVAIL_OUT.
13944 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13947 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13948 * config/sh/linux-atomic.asm: Likewise.
13950 2009-04-17 Diego Novillo <dnovillo@google.com>
13952 * except.c (debug_eh_tree): New.
13953 (struct eh_region, struct eh_status): Move ...
13954 * except.h: ... here.
13955 (add_type_for_runtime): Declare extern.
13956 (lookup_type_for_runtime): Likewise.
13957 (debug_eh_tree): Declare.
13958 * Makefile.in (GTFILES): List except.h before except.c
13960 2009-04-17 Diego Novillo <dnovillo@google.com>
13962 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13963 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13964 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13965 (find_vars_r): ... here.
13966 * tree-flow.h (find_referenced_vars_in): Declare.
13967 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13968 that AVAIL_OUT exists for BLOCK.
13969 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13970 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13971 (tree-parloops.o): Likewise.
13973 2009-04-17 Simon Baldwin <simonb@google.com>
13975 * toplev.c (default_tree_printer): Add handling for %E format.
13977 2009-04-17 Diego Novillo <dnovillo@google.com>
13979 * tree-pretty-print.c (dump_generic_node): Add break after
13980 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13981 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13982 FUNCTION_TYPE together. Call print_struct_decl when printing
13983 structures and TDF_SLIM is not given.
13984 (print_struct_decl): Fix logic for detecting recursion.
13986 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13989 * gcc.c (create_at_file): New.
13990 (compile_input_file_p): New.
13991 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13992 * main.c (main): Update call to toplev_main.
13993 * toplev.c (toplev_main): Change signature. Call expandargv.
13994 * toplev.h (toplev_main): Change signature.
13996 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13998 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13999 if the latter is not constant.
14001 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14003 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14005 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14007 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14008 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14010 2009-04-17 Richard Guenther <rguenther@suse.de>
14012 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14013 Handle component references view-converting an invariant address.
14015 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14017 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14018 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14019 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14020 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14021 Use @deftypevr rather than @deftypevar.
14023 2009-04-17 Richard Guenther <rguenther@suse.de>
14025 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14026 (get_prop_source_stmt): Likewise.
14027 (can_propagate_from): Likewise.
14029 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14031 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14032 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14033 (--with-multilib-list): Add default value.
14034 * configure: Regenerate.
14035 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14036 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14037 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14038 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14039 Don't add default cpu to multilib list unnecessarily, but do enable
14040 the relevant compiler option..
14041 Add support for --with-multilib-list=<blank> and
14042 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14043 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14044 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14045 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14046 TM_MULTILIB_CONFIG.
14047 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14048 (MULTILIB_OSDIRNAMES): New variable.
14049 * config/sh/t-1e: Delete file.
14050 * config/sh/t-mlib-sh1: Delete file.
14051 * config/sh/t-mlib-sh2: Delete file.
14052 * config/sh/t-mlib-sh2a: Delete file.
14053 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14054 * config/sh/t-mlib-sh2a-single: Delete file.
14055 * config/sh/t-mlib-sh2a-single-only: Delete file.
14056 * config/sh/t-mlib-sh2e: Delete file.
14057 * config/sh/t-mlib-sh3e: Delete file.
14058 * config/sh/t-mlib-sh4: Delete file.
14059 * config/sh/t-mlib-sh4-nofpu: Delete file.
14060 * config/sh/t-mlib-sh4-single: Delete file.
14061 * config/sh/t-mlib-sh4-single-only: Delete file.
14062 * config/sh/t-mlib-sh4a: Delete file.
14063 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14064 * config/sh/t-mlib-sh4a-single: Delete file.
14065 * config/sh/t-mlib-sh4a-single-only: Delete file.
14066 * config/sh/t-mlib-sh4al: Delete file.
14067 * config/sh/t-mlib-sh5-32media: Delete file.
14068 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14069 * config/sh/t-mlib-sh5-64media: Delete file.
14070 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14071 * config/sh/t-mlib-sh5-compact: Delete file.
14072 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14073 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14074 * doc/install.texi (Options specification): Add
14075 --with-multilib-list and --with-endian.
14077 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14079 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14081 (OBJS-common): Add plugin-version.o.
14082 (plugin-version.o): New.
14083 * gcc-plugin.h (plugin_gcc_version): New.
14084 (plugin_default_version_check): New.
14085 (plugin_init_func, plugin_init): Add version argument.
14086 * plugin-version.c: New.
14087 * plugin.c (str_plugin_gcc_version_name): New.
14088 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14089 pass it to the init function.
14090 (plugin_default_version_check): New.
14092 2009-04-17 Richard Guenther <rguenther@suse.de>
14094 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14095 for decl-vs-decl disambiguation.
14097 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14099 * config/s390/s390.h (s390_tune_attr): New macro definition.
14100 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14102 2009-04-17 Richard Guenther <rguenther@suse.de>
14104 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14105 (fold_stmt_r): Likewise.
14106 (maybe_fold_reference): New function.
14107 (fold_gimple_assign): Handle cases fold_stmt_r did.
14108 (fold_stmt): Do not use fold_stmt_r.
14109 (fold_stmt_inplace): Likewise.
14111 2009-04-17 Richard Guenther <rguenther@suse.de>
14113 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14114 (record_equivalences_from_stmt): Remove useless checks and
14116 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14117 the type is already suitable.
14119 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14121 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14123 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14125 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14126 (CMPtype): Define as __gcc_CMPtype.
14128 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14130 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14131 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14133 2009-04-17 Richard Guenther <rguenther@suse.de>
14135 PR tree-optimization/39746
14136 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14137 special-casing for builtins and static variable use/def.
14138 (call_may_clobber_ref_p_1): Likewise.
14140 2009-04-16 Ian Lance Taylor <iant@google.com>
14142 * df.h: Include "timevar.h".
14143 (struct df_problem): Change tv_id field to timevar_id_t.
14144 * tree-pass.h: Include "timevar.h".
14145 (struct opt_pass): Change tv_id field to timevar_id_t.
14146 * timevar.h (timevar_id_t): Define TV_NONE.
14147 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14148 TV_NONE rather than tv_id != 0.
14149 (execute_one_pass): Likewise.
14150 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14151 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14152 dependencies to $(TREE_PASS_H).
14153 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14155 (pass_branch_target_load_optimize2): Likewise.
14156 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14157 (pass_outof_cfg_layout_mode): Likewise.
14158 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14159 (pass_rebuild_cgraph_edges): Likewise.
14160 (pass_remove_cgraph_callee_edges): Likewise.
14161 * df-core.c (pass_df_initialize_opt): Likewise.
14162 (pass_df_initialize_no_opt): Likewise.
14163 (pass_df_finish): Likewise.
14164 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14165 * except.c (pass_set_nothrow_function_flags): Likewise.
14166 (pass_convert_to_eh_region_ranges): Likewise.
14167 * final.c (pass_compute_alignments): Likewise.
14168 * function.c (pass_instantiate_virtual_regs): Likewise.
14169 (pass_init_function): Likewise.
14170 (pass_leaf_regs): Likewise.
14171 (pass_match_asm_constraints): Likewise.
14172 * gimple-low.c (pass_lower_cf): Likewise.
14173 (pass_mark_used_blocks): Likewise.
14174 * init-regs.c (pass_initialize_regs): Likewise.
14175 * integrate.c (pass_initial_value_sets): Likewise.
14176 * ira.c (pass_ira): Likewise.
14177 * jump.c (pass_cleanup_barriers): Likewise.
14178 * omp-low.c (pass_expand_omp): Likewise.
14179 (pass_lower_omp): Likewise.
14180 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14181 * recog.c (pass_split_all_insns): Likewise.
14182 (pass_split_after_reload): Likewise.
14183 (pass_split_before_regstack): Likewise.
14184 (pass_split_before_sched2): Likewise.
14185 (pass_split_for_shorten_branches): Likewise.
14186 * reginfo.c (pass_reginfo_init): Likewise.
14187 (pass_subregs_of_mode_init): Likewise.
14188 (pass_subregs_of_mode_finish): Likewise.
14189 * passes.c (pass_postreload): Likewise.
14190 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14191 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14192 (pass_warn_function_return): Likewise.
14193 (pass_warn_function_noreturn): Likewise.
14194 * tree-complex.c (pass_lower_complex): Likewise.
14195 (pass_lower_complex_O0): Likewise.
14196 * tree-if-conv.c (pass_if_conversion): Likewise.
14197 * tree-into-ssa.c (pass_build_ssa): Likewise.
14198 * tree-mudflap.c (pass_mudflap_1): Likewise.
14199 (pass_mudflap_2): Likewise.
14200 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14201 (pass_mudflap_2): Likewise.
14202 * tree-nrv.c (pass_return_slot): Likewise.
14203 * tree-object-size.c (pass_object_sizes): Likewise.
14204 * tree-optimize.c (pass_all_optimizations): Likewise.
14205 (pass_early_local_passes): Likewise.
14206 (pass_all_early_optimizations): Likewise.
14207 (pass_cleanup_cfg): Likewise.
14208 (pass_cleanup_cfg_post_optimizing): Likewise.
14209 (pass_free_datastructures): Likewise.
14210 (pass_free_cfg_annotations): Likewise.
14211 (pass_fixup_cfg): Likewise.
14212 (pass_init_datastructures): Likewise.
14213 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14214 (pass_late_warn_uninitialized): Likewise.
14215 (pass_update_address_taken): Likewise.
14216 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14217 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14218 (pass_cse_sincos): Likewise.
14219 (pass_convert_to_rsqrt): Likewise.
14220 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14221 * tree-stdarg.c (pass_stdarg): Likewise.
14222 * tree-tailcall.c (pass_tail_recursion): Likewise.
14223 (pass_tail_calls): Likewise.
14224 * tree-vect-generic.c (pass_lower_vector): Likewise.
14225 (pass_lower_vector_ssa): Likewise.
14226 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14228 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14230 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14232 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14234 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14235 logical and signext.
14237 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14240 * config/sh/predicates.md (arith_operand): Check if the operand
14241 of TRUNCATE is a REG.
14243 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14245 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14246 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14248 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14250 * tree-iterator.c (tsi_split_statement_list_after,
14251 tsi_split_statement_list_before): Remove.
14252 * tree-iterator.h: Remove the prototypes for
14253 tsi_split_statement_list_after and tsi_split_statement_list_before.
14255 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14257 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14258 * tree-ssa-propagate.h: Remove the prototype for
14259 stmt_makes_single_load.
14261 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14263 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14264 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14266 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14268 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14270 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14272 * except.c (eh_region_outer_p): Remove.
14273 * except.h: Remove the prototype for eh_region_outer_p.
14275 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14277 * function.c (current_function_assembler_name): Remove.
14278 * function.h: Remove the prototype for
14279 current_function_assembler_name.
14281 2009-04-16 Ian Lance Taylor <iant@google.com>
14283 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14284 (add_reg_note): Call alloc_reg_note.
14285 * rtl.h (alloc_reg_note): Declare.
14286 * combine.c (try_combine): Use alloc_reg_note.
14287 (recog_for_combine, move_deaths): Likewise.
14288 (distribute_notes): Use alloc_reg_note and add_reg_note.
14289 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14290 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14291 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14293 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14295 PR rtl-optimization/39762
14296 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14297 ira_may_move_out_cost): Add comments about way of their usage.
14298 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14300 * ira-conflicts.c (process_regs_for_copy): Use function
14301 ira_get_register_move_cost instead of global
14302 ira_register_move_cost.
14304 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14305 color_pass, move_spill_restore, update_curr_costs): Ditto.
14307 * ira-lives.c (process_single_reg_class_operands): Ditto.
14309 * ira-emit.c (emit_move_list): Ditto.
14311 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14312 (record_reg_classes): Ditto. Use functions
14313 ira_get_register_move_cost and ira_get_may_move_cost instead of
14314 global vars ira_register_move_cost, ira_may_move_out_cost and
14315 ira_may_move_in_cost.
14316 (record_address_regs): Don't call ira_init_register_move_cost.
14317 Use function ira_get_may_move_cost instead of global
14318 ira_may_move_in_cost.
14319 (process_bb_node_for_hard_reg_moves): Use function
14320 ira_get_register_move_cost instead of global ira_register_move_cost.
14321 (ira_costs): Don't call ira_init_register_move_cost.
14323 2009-04-16 Richard Guenther <rguenther@suse.de>
14325 * tree-cfg.c (verify_gimple_assign_binary):
14326 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14327 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14328 (create_general_new_stmt): Note that this function is broken.
14330 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14332 * common.opt (fhelp): Add Var(help_flag).
14333 * gcc-plugin.h (plugin_info): Add help.
14334 * plugin.c (plugin_name_args): Add help.
14335 (register_plugin_info): Set plugin->help.
14336 (print_help_one_plugin): New.
14337 (print_plugins_help): New.
14338 * plugin.h (print_plugins_help): New.
14339 * toplev.c (toplev_main): Call print_plugins_help if needed.
14341 2009-04-16 Richard Guenther <rguenther@suse.de>
14343 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14344 (gimple_ior_addresses_taken_1): New function.
14345 (gimple_ior_addresses_taken): Likewise.
14346 * gimple.h (struct gimple_statement_with_ops_base): Remove
14347 addresses_taken member.
14348 (gimple_ior_addresses_taken): Declare.
14349 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14350 gimple_set_addresses_taken): Remove.
14351 * ipa-reference.c (mark_address): New function.
14352 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14353 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14354 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14355 (gimple_add_to_addresses_taken): Remove.
14356 (get_tmr_operands): Call mark_address_taken.
14357 (get_asm_expr_operands): Likewise.
14358 (get_expr_operands): Likewise.
14359 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14360 (free_stmt_operands): Do not free it.
14361 * tree-ssa.c (delete_tree_ssa): Likewise.
14362 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14364 2009-04-16 Richard Guenther <rguenther@suse.de>
14366 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14367 (walk_stmt_load_store_ops): Likewise.
14368 * gimple.c (get_base_loadstore): New function.
14369 (walk_stmt_load_store_addr_ops): Likewise.
14370 (walk_stmt_load_store_ops): Likewise.
14371 * ipa-pure-const.c (check_op): Simplify.
14372 (check_load, check_store): New functions.
14373 (check_stmt): Use walk_stmt_load_store_ops.
14374 * ipa-reference.c (mark_load): Adjust signature.
14375 (mark_store): Likewise.
14376 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14378 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14380 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14381 (plugin_info): New.
14382 * opts.c (common_handle_option): Don't call print_version.
14383 * plugin.c (plugin_name_args): Add version.
14384 (register_plugin_info): New.
14385 (register_callback): Handle PLUGIN_INFO.
14386 (try_init_one_plugin): New.
14387 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14389 (finalize_one_plugin): New.
14390 (finalize_plugins): New.
14391 (print_one_plugin): New.
14392 (print_plugins_versions): New.
14393 * plugin.h (print_plugins_versions): New.
14394 (finalize_plugins): New.
14395 * toplev.c (compile_file): Don't call initialize_plugins.
14396 (print_version): Call print_plugins_versions.
14397 (toplev_main): Call initialize_plugins. Print version if needed.
14398 Call finalize_plugins.
14400 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14402 * common.opt (fversion): New.
14403 * gcc.c (print_version): New.
14404 (process_command): Don't print the version. Just set print_version.
14405 (main): Print version. Call subprocesses if print_version and
14406 verbose_flag are set.
14407 * opts.c (common_handle_option): Handle OPT_fversion.
14409 2009-04-16 Richard Guenther <rguenther@suse.de>
14410 Ira Rosen <irar@il.ibm.com>
14412 PR tree-optimization/39698
14413 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14414 type of the reduction variable. Only generate the def if
14417 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14418 make sure to first convert to an integer of the same precision.
14419 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14420 the type of the evolution correctly in computing the new
14421 induction variable base.
14423 2009-04-16 Richard Guenther <rguenther@suse.de>
14425 PR middle-end/39625
14426 * tree-cfg.c (make_blocks): Split statements with to-be
14427 abnormal SSA names on the lhs.
14429 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14431 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14432 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14433 * c-typeck.c (really_start_incremental_init): Likewise.
14434 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14435 (TARGET_INITIALIZER): Remove it.
14436 * target.h (struct target): Remove vector_opaque_p.
14437 * tree.c (build_opaque_vector_type): New.
14438 * tree.h (TYPE_VECTOR_OPAQUE): New.
14439 (build_opaque_vector_type): Declare.
14440 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14441 * config/rs6000/rs6000.c (build_opaque_vector_type,
14442 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14443 (rs6000_init_builtins): Use build_opaque_vector_type for
14444 opaque_V4SI_type_node.
14446 2009-04-15 Catherine Moore <clm@codesourcery.com>
14448 * debug.h (set_name): Declare.
14449 * dwarf2out.c (dwarf2out_set_name): Declare.
14450 (dwarf2_debug_hooks): Add set_name.
14451 (find_AT_string): New.
14452 (add_AT_string): Call find_AT_string.
14453 (dwarf2out_set_name): New.
14454 * cp/decl.c (grokdeclarator): Call set_name.
14455 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14456 * debug.c (do_nothing_debug_hooks): Likewise.
14457 * dbxout.c (dbx_debug_hooks): Likewise.
14458 * sdbout.c (sdb_debug_hooks): Likewise.
14460 2009-04-15 Michael Eager <eager@eagercon.com>
14462 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14463 reg for single-precision FPU.
14464 * config/rs6000/rs6000.md (movsi_internal1): Only for
14465 !TARGET_SINGLE_FPU.
14466 (movsi_internal1_single): New. Add pattern to move SI values to/from
14467 single-precision FP regs.
14469 2009-04-15 Richard Guenther <rguenther@suse.de>
14471 * omp-low.c (lower_rec_input_clauses): Build correct address
14473 (expand_omp_for_generic): Fix multiplication type.
14474 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14475 (generate_memset_zero): Fix types.
14476 * tree-profile.c (prepare_instrumented_value): Correctly
14479 2009-04-15 Ian Lance Taylor <iant@google.com>
14481 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14482 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14483 for -Wall and for -Wc++-compat.
14484 (c_common_post_options): For C++, set warn_enum_compare if not
14486 * c-tree.h (struct c_expr): Add field original_type.
14487 (build_external_ref): Update declaration.
14488 * c-parser.c (c_parser_braced_init): Set original_type.
14489 (c_parser_initelt): Likewise.
14490 (c_parser_expr_no_commas): Likewise.
14491 (c_parser_conditional_expression): Likewise.
14492 (c_parser_cast_expression): Likewise.
14493 (c_parser_unary_expression): Likewise. Pull setting of
14494 original_code to top of function.
14495 (c_parser_sizeof_expression): Set original_type.
14496 (c_parser_alignof_expression): Likewise.
14497 (c_parser_postfix_expression): Likewise. Pull setting of
14498 original_code to top of function.
14499 (c_parser_postfix_expression_after_paren_type): Set original_type.
14500 (c_parser_postfix_expression_after_primary): Likewise.
14501 (c_parser_expression): Likewise.
14502 * c-typeck.c (build_external_ref): Add type parameter. Change all
14504 (c_expr_sizeof_expr): Set original_type field.
14505 (parser_build_unary_op): Likewise.
14506 (parser_build_binary_op): Likewise. Optionally warn about
14507 comparisons of enums of different types.
14508 (digest_init): Set original_type field.
14509 (really_start_incremental_init): Likewise.
14510 (push_init_level, pop_init_level): Likewise.
14511 * doc/invoke.texi (Warning Options): -Wenum-compare now
14514 2009-04-15 Richard Guenther <rguenther@suse.de>
14516 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14517 out a necessary conversion.
14518 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14519 names we didn't value number.
14520 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14522 2009-04-15 Richard Guenther <rguenther@suse.de>
14524 PR tree-optimization/39764
14525 * tree-ssa-ccp.c (get_value): Canonicalize value with
14526 canonicalize_float_value.
14528 2009-04-15 Jan Hubicka <jh@suse.cz>
14530 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14531 Wrong version of patch.
14533 2009-04-15 Jan Hubicka <jh@suse.cz>
14535 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14537 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14539 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14540 our distinct integral and vector types.
14542 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14544 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14545 * init.c (build_vtbl_address): Remove call to assemble_external.
14547 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14549 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14550 output for other floating point modes.
14552 2009-04-14 Diego Novillo <dnovillo@google.com>
14554 * diagnostic.c (diagnostic_report_diagnostic): Do not
14555 warn about loaded plugins for DK_ERROR and DK_WARNING.
14556 * c-decl.c (declspecs_add_type): Move call to
14557 invoke_plugin_callbacks ...
14558 * c-parser.c (c_parser_declspecs): ... here.
14559 * plugin.c (dump_active_plugins): Tidy output.
14561 2009-04-14 Diego Novillo <dnovillo@google.com>
14562 Le-Chun Wu <lcwu@google.com>
14564 * configure.ac: Add --enable-plugin support.
14565 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14566 * Makefile.in (PLUGIN_H): Define.
14567 Export ENABLE_PLUGIN and GMPINC to site.exp.
14568 Add PLUGINLIBS to link command.
14569 Add/modify dependencies for plugin.o and files including plugin.h.
14571 * config.in: Regenerate.
14573 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14576 2009-04-14 Le-Chun Wu <lcwu@google.com>
14578 * tree-pass.h (register_one_dump_file): Add a prototype for
14579 register_one_dump_file.
14580 * toplev.c (compile_file): Call initialize_plugins.
14581 (do_compile): Call invoke_plugin_callbacks.
14582 (toplev_main): Call invoke_plugin_callbacks.
14583 * common.opt: Add -fplugin= and -fplugin-arg-.
14584 * gcc-plugin.h: New public header file for plugins to include.
14585 * plugin.c: New source file.
14586 * plugin.h: New internal header file.
14587 * passes.c (register_one_dump_file): Make it external.
14589 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14591 2009-04-14 Diego Novillo <dnovillo@google.com>
14593 * doc/plugins.texi: New.
14594 * doc/gccint.texi: Add reference to Plugins chapter.
14595 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14596 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14597 loaded plugins, if any.
14598 * timevar.def (TV_PLUGIN_INIT): Define.
14599 (TV_PLUGIN_RUN): Define.
14600 * plugin.c: Include timevar.h
14601 (plugins_active_p): New.
14602 (dump_active_plugins): New.
14603 (debug_active_plugins): New.
14605 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14607 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14609 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14611 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14613 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14614 the same as a minus without a shift.
14616 2009-04-14 Nick Clifton <nickc@redhat.com>
14618 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14619 comparisons with small integers will always produce a short
14622 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14625 2008-12-19 Diego Novillo <dnovillo@google.com>
14627 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14629 2009-04-14 Richard Guenther <rguenther@suse.de>
14631 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14633 (verify_gimple_assign_binary): Likewise. Handle shifts and
14635 (verify_gimple_phi): Print the mismatched argument position.
14636 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14638 (vect_update_init_of_dr): Likewise.
14639 * matrix-reorg.c (transform_access_sites): Do what the
14641 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14643 2009-04-13 Michael Eager <eager@eagercon.com>
14645 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14646 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14647 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14648 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14649 remove duplicate config
14651 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14653 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14654 file_name:line_number type locator of the call site.
14656 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14658 * genautomata.c: Put blank after comma.
14659 (automaton_decls): New.
14660 (struct unit_usage): Add comments to member next.
14661 (store_alt_unit_usage): Keep the list ordered.
14662 (unit_present_on_list_p, equal_alternatives_p): New.
14663 (check_regexp_units_distribution): Check units distribution
14664 correctness correctly.
14665 (main): Don't write automata if error is found. Return correct
14668 * config/m68k/cf.md (cfv4_ds): Remove.
14669 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14670 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14672 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14673 power4-load-ext, power4-store, power4-store-update,
14674 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14675 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14676 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14677 power4-sqrt, power4-isync): Modify reservation to make correct
14678 unit distribution to automata.
14680 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14681 power5-store-update, power5-two, power5-three, power5-lmul,
14682 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14684 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14686 * except.c (pass_set_nothrow_function_flags): Set name and add
14688 (set_nothrow_function_flags): Mention in the dump file when
14689 changing a function to nothrow.
14691 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14694 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14695 instead of unsigned long.
14697 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14699 * config/arm/arm.c (return_used_this_function): Remove.
14700 (arm_output_function_prologue): Remove use of
14701 return_used_this_function.
14702 (output_return_instruction): Replace use of
14703 return_used_this_function
14704 by cfun->machine->return_used_this_function.
14705 (arm_output_epilogue): Likewise.
14706 (arm_output_function_epilogue): Likewise.
14707 (thumb_unexpanded_epilogue): Likewise.
14708 * config/arm/arm.h (struct machine_function):
14709 New member return_used_this_function.
14711 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14713 * doc/install.texi: Correct description of default directory for
14714 --with-gxx-include-dir.
14716 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14718 * fold-const.c (build_range_check): Properly deal with enumeral and
14719 boolean base types.
14721 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14723 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14724 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14725 * params.h (MAX_GCSE_PASSES): Remove.
14726 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14727 in sequence. Remove ability to run multiple passes.
14728 (bypass_jumps): Report run as third CPROP pass.
14730 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14732 PR middle-end/39651
14733 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14734 when deciding whether the whole SEQUENCE can throw.
14736 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14739 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14740 offseted label references.
14742 2009-04-11 Jan Hubicka <jh@suse.cz>
14744 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14746 2009-04-11 Richard Guenther <rguenther@suse.de>
14748 PR middle-end/39732
14749 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14750 return variables as TREE_ADDRESSABLE.
14752 2009-04-11 Richard Guenther <rguenther@suse.de>
14754 PR tree-optimization/39713
14755 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14756 reference trees have SSA_NAME operands.
14758 2009-04-11 Richard Guenther <rguenther@suse.de>
14761 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14762 address expressions.
14764 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14766 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14767 match changes in Cygwin 1.7
14768 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14769 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14771 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14773 PR tree-optimization/39701
14774 * doc/invoke.texi (Optimization Options): Document change in
14775 meaning and initialization of -fdelete-null-pointer-checks.
14777 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14779 PR middle-end/39701
14780 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14782 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14785 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14787 2009-04-10 Chao-ying Fu <fu@mips.com>
14789 * doc/tm.texi (Instruction Output): Document
14790 TARGET_ASM_FINAL_POSTSCAN_INSN.
14791 * target.h (final_postscan_insn): New field in asm_out.
14792 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14793 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14794 * final.c (final_scan_insn): Call
14795 targetm.asm_out.final_postscan_insn after outputting
14796 an asm macro and a normal instruction.
14798 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14799 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14800 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14801 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14802 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14804 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14806 PR middle-end/39701
14807 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14808 variables as non-NULL even with -fdelete-null-pointer-checks.
14810 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14812 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14814 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14817 * config/i386/i386.c (classify_argument): Handle SCmode with
14818 (bit_offset % 64) != 0.
14820 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14822 * doc/invoke.texi (Optimize Options): Add cross-reference to
14823 -Q --help=optimizers examples.
14825 2009-04-10 Ben Elliston <bje@au.ibm.com>
14828 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14829 regalign for the reg == fpr and TDmode case.
14831 2009-04-09 David Ayers <ayers@fsfe.org>
14834 * objc/objc-act.c (warn_with_method): Remove helper function.
14835 (check_duplicates): Call warning and inform directly.
14836 (really_start_method): Likewise.
14838 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14840 * expmed.c (expand_divmod): Always use a comparison for a division
14841 by a large unsigned integer.
14843 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14844 for things others than variables or functions as nonzero.
14846 2009-04-09 Nick Clifton <nickc@redhat.com>
14848 * unwind-compat.c: Change copyright header to refer to version
14849 3 of the GNU General Public License with version 3.1 of the
14850 GCC Runtime Library Exception and to point readers at the
14851 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14852 * config/alpha/crtfastmath.c: Likewise.
14853 * config/alpha/linux-unwind.h: Likewise.
14854 * config/alpha/qrnnd.asm: Likewise.
14855 * config/alpha/vms-crt0-64.c: Likewise.
14856 * config/alpha/vms-crt0.c: Likewise.
14857 * config/alpha/vms-dwarf2.asm: Likewise.
14858 * config/alpha/vms-dwarf2eh.asm: Likewise.
14859 * config/alpha/vms-psxcrt0-64.c: Likewise.
14860 * config/alpha/vms-psxcrt0.c: Likewise.
14861 * config/alpha/vms_tramp.asm: Likewise.
14862 * config/arc/initfini.c: Likewise.
14863 * config/arc/lib1funcs.asm: Likewise.
14864 * config/arm/bpabi-v6m.S: Likewise.
14865 * config/arm/bpabi.S: Likewise.
14866 * config/arm/bpabi.c: Likewise.
14867 * config/arm/crti.asm: Likewise.
14868 * config/arm/crtn.asm: Likewise.
14869 * config/arm/ieee754-df.S: Likewise.
14870 * config/arm/ieee754-sf.S: Likewise.
14871 * config/arm/lib1funcs.asm: Likewise.
14872 * config/arm/libunwind.S: Likewise.
14873 * config/arm/linux-atomic.c: Likewise.
14874 * config/arm/mmintrin.h: Likewise.
14875 * config/arm/pr-support.c: Likewise.
14876 * config/arm/unaligned-funcs.c: Likewise.
14877 * config/arm/unwind-arm.c: Likewise.
14878 * config/arm/unwind-arm.h: Likewise.
14879 * config/avr/libgcc.S: Likewise.
14880 * config/bfin/crti.s: Likewise.
14881 * config/bfin/crtlibid.s: Likewise.
14882 * config/bfin/crtn.s: Likewise.
14883 * config/bfin/lib1funcs.asm: Likewise.
14884 * config/bfin/linux-unwind.h: Likewise.
14885 * config/cris/arit.c: Likewise.
14886 * config/cris/cris_abi_symbol.c: Likewise.
14887 * config/darwin-64.c: Likewise.
14888 * config/darwin-crt2.c: Likewise.
14889 * config/darwin-crt3.c: Likewise.
14890 * config/darwin.h: Likewise.
14891 * config/dbxelf.h: Likewise.
14892 * config/dfp-bit.c: Likewise.
14893 * config/dfp-bit.h: Likewise.
14894 * config/elfos.h: Likewise.
14895 * config/fixed-bit.c: Likewise.
14896 * config/fixed-bit.h: Likewise.
14897 * config/fp-bit.c: Likewise.
14898 * config/fp-bit.h: Likewise.
14899 * config/fr30/crti.asm: Likewise.
14900 * config/fr30/crtn.asm: Likewise.
14901 * config/fr30/lib1funcs.asm: Likewise.
14902 * config/freebsd-spec.h: Likewise.
14903 * config/frv/cmovd.c: Likewise.
14904 * config/frv/cmovh.c: Likewise.
14905 * config/frv/cmovw.c: Likewise.
14906 * config/frv/frvbegin.c: Likewise.
14907 * config/frv/frvend.c: Likewise.
14908 * config/frv/lib1funcs.asm: Likewise.
14909 * config/glibc-stdint.h: Likewise.
14910 * config/h8300/clzhi2.c: Likewise.
14911 * config/h8300/crti.asm: Likewise.
14912 * config/h8300/crtn.asm: Likewise.
14913 * config/h8300/ctzhi2.c: Likewise.
14914 * config/h8300/fixunssfsi.c: Likewise.
14915 * config/h8300/lib1funcs.asm: Likewise.
14916 * config/h8300/parityhi2.c: Likewise.
14917 * config/h8300/popcounthi2.c: Likewise.
14918 * config/i386/ammintrin.h: Likewise.
14919 * config/i386/att.h: Likewise.
14920 * config/i386/avxintrin.h: Likewise.
14921 * config/i386/biarch64.h: Likewise.
14922 * config/i386/bmmintrin.h: Likewise.
14923 * config/i386/cpuid.h: Likewise.
14924 * config/i386/cross-stdarg.h: Likewise.
14925 * config/i386/crtfastmath.c: Likewise.
14926 * config/i386/crtprec.c: Likewise.
14927 * config/i386/cygming-crtbegin.c: Likewise.
14928 * config/i386/cygming-crtend.c: Likewise.
14929 * config/i386/cygwin.asm: Likewise.
14930 * config/i386/emmintrin.h: Likewise.
14931 * config/i386/gmm_malloc.h: Likewise.
14932 * config/i386/gthr-win32.c: Likewise.
14933 * config/i386/i386.h: Likewise.
14934 * config/i386/immintrin.h: Likewise.
14935 * config/i386/linux-unwind.h: Likewise.
14936 * config/i386/linux64.h: Likewise.
14937 * config/i386/mm3dnow.h: Likewise.
14938 * config/i386/mmintrin-common.h: Likewise.
14939 * config/i386/mmintrin.h: Likewise.
14940 * config/i386/nmmintrin.h: Likewise.
14941 * config/i386/pmm_malloc.h: Likewise.
14942 * config/i386/pmmintrin.h: Likewise.
14943 * config/i386/smmintrin.h: Likewise.
14944 * config/i386/sol2-c1.asm: Likewise.
14945 * config/i386/sol2-ci.asm: Likewise.
14946 * config/i386/sol2-cn.asm: Likewise.
14947 * config/i386/sol2-gc1.asm: Likewise.
14948 * config/i386/tmmintrin.h: Likewise.
14949 * config/i386/unix.h: Likewise.
14950 * config/i386/w32-unwind.h: Likewise.
14951 * config/i386/wmmintrin.h: Likewise.
14952 * config/i386/x86-64.h: Likewise.
14953 * config/i386/x86intrin.h: Likewise.
14954 * config/i386/xmmintrin.h: Likewise.
14955 * config/ia64/crtbegin.asm: Likewise.
14956 * config/ia64/crtend.asm: Likewise.
14957 * config/ia64/crtfastmath.c: Likewise.
14958 * config/ia64/crti.asm: Likewise.
14959 * config/ia64/crtn.asm: Likewise.
14960 * config/ia64/fde-glibc.c: Likewise.
14961 * config/ia64/lib1funcs.asm: Likewise.
14962 * config/ia64/linux-unwind.h: Likewise.
14963 * config/ia64/quadlib.c: Likewise.
14964 * config/ia64/unwind-ia64.c: Likewise.
14965 * config/linux.h: Likewise.
14966 * config/m32c/m32c-lib1.S: Likewise.
14967 * config/m32c/m32c-lib2-trapv.c: Likewise.
14968 * config/m32c/m32c-lib2.c: Likewise.
14969 * config/m32r/initfini.c: Likewise.
14970 * config/m68hc11/larith.asm: Likewise.
14971 * config/m68hc11/m68hc11-crt0.S: Likewise.
14972 * config/m68k/cf.md: Likewise.
14973 * config/m68k/crti.s: Likewise.
14974 * config/m68k/crtn.s: Likewise.
14975 * config/m68k/lb1sf68.asm: Likewise.
14976 * config/m68k/linux-unwind.h: Likewise.
14977 * config/mcore/crti.asm: Likewise.
14978 * config/mcore/crtn.asm: Likewise.
14979 * config/mcore/lib1.asm: Likewise.
14980 * config/mips/linux-unwind.h: Likewise.
14981 * config/mips/loongson.h: Likewise.
14982 * config/mips/mips16.S: Likewise.
14983 * config/mmix/crti.asm: Likewise.
14984 * config/mmix/crtn.asm: Likewise.
14985 * config/pa/fptr.c: Likewise.
14986 * config/pa/hpux-unwind.h: Likewise.
14987 * config/pa/lib2funcs.asm: Likewise.
14988 * config/pa/linux-atomic.c: Likewise.
14989 * config/pa/linux-unwind.h: Likewise.
14990 * config/pa/milli64.S: Likewise.
14991 * config/pa/quadlib.c: Likewise.
14992 * config/pa/stublib.c: Likewise.
14993 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14994 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14995 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14996 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14997 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14998 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14999 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15000 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15001 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15002 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15003 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15004 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15005 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15006 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15007 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15008 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15009 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15010 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15011 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15012 * config/rs6000/750cl.h: Likewise.
15013 * config/rs6000/altivec.h: Likewise.
15014 * config/rs6000/biarch64.h: Likewise.
15015 * config/rs6000/crtresfpr.asm: Likewise.
15016 * config/rs6000/crtresgpr.asm: Likewise.
15017 * config/rs6000/crtresxfpr.asm: Likewise.
15018 * config/rs6000/crtresxgpr.asm: Likewise.
15019 * config/rs6000/crtsavfpr.asm: Likewise.
15020 * config/rs6000/crtsavgpr.asm: Likewise.
15021 * config/rs6000/darwin-asm.h: Likewise.
15022 * config/rs6000/darwin-fallback.c: Likewise.
15023 * config/rs6000/darwin-fpsave.asm: Likewise.
15024 * config/rs6000/darwin-ldouble.c: Likewise.
15025 * config/rs6000/darwin-tramp.asm: Likewise.
15026 * config/rs6000/darwin-unwind.h: Likewise.
15027 * config/rs6000/darwin-vecsave.asm: Likewise.
15028 * config/rs6000/darwin-world.asm: Likewise.
15029 * config/rs6000/e500crtres32gpr.asm: Likewise.
15030 * config/rs6000/e500crtres64gpr.asm: Likewise.
15031 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15032 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15033 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15034 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15035 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15036 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15037 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15038 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15039 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15040 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15041 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15042 * config/rs6000/eabi-ci.asm: Likewise.
15043 * config/rs6000/eabi-cn.asm: Likewise.
15044 * config/rs6000/eabi.asm: Likewise.
15045 * config/rs6000/linux-unwind.h: Likewise.
15046 * config/rs6000/linux64.h: Likewise.
15047 * config/rs6000/paired.h: Likewise.
15048 * config/rs6000/paired.md: Likewise.
15049 * config/rs6000/ppc64-fp.c: Likewise.
15050 * config/rs6000/ppu_intrinsics.h: Likewise.
15051 * config/rs6000/rs6000.h: Likewise.
15052 * config/rs6000/si2vmx.h: Likewise.
15053 * config/rs6000/sol-ci.asm: Likewise.
15054 * config/rs6000/sol-cn.asm: Likewise.
15055 * config/rs6000/spe.h: Likewise.
15056 * config/rs6000/spu2vmx.h: Likewise.
15057 * config/rs6000/sysv4.h: Likewise.
15058 * config/rs6000/tramp.asm: Likewise.
15059 * config/rs6000/vec_types.h: Likewise.
15060 * config/s390/linux-unwind.h: Likewise.
15061 * config/s390/tpf-unwind.h: Likewise.
15062 * config/score/crti.asm: Likewise.
15063 * config/score/crtn.asm: Likewise.
15064 * config/sh/crt1.asm: Likewise.
15065 * config/sh/crti.asm: Likewise.
15066 * config/sh/crtn.asm: Likewise.
15067 * config/sh/divtab-sh4-300.c: Likewise.
15068 * config/sh/divtab-sh4.c: Likewise.
15069 * config/sh/divtab.c: Likewise.
15070 * config/sh/lib1funcs-4-300.asm: Likewise.
15071 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15072 * config/sh/lib1funcs.asm: Likewise.
15073 * config/sh/lib1funcs.h: Likewise.
15074 * config/sh/linux-atomic.asm: Likewise.
15075 * config/sh/linux-unwind.h: Likewise.
15076 * config/sh/shmedia.h: Likewise.
15077 * config/sh/sshmedia.h: Likewise.
15078 * config/sh/ushmedia.h: Likewise.
15079 * config/sparc/crtfastmath.c: Likewise.
15080 * config/sparc/linux-unwind.h: Likewise.
15081 * config/sparc/sol2-c1.asm: Likewise.
15082 * config/sparc/sol2-ci.asm: Likewise.
15083 * config/sparc/sol2-cn.asm: Likewise.
15084 * config/spu/divmodti4.c: Likewise.
15085 * config/spu/divv2df3.c: Likewise.
15086 * config/spu/float_disf.c: Likewise.
15087 * config/spu/float_unsdidf.c: Likewise.
15088 * config/spu/float_unsdisf.c: Likewise.
15089 * config/spu/float_unssidf.c: Likewise.
15090 * config/spu/mfc_multi_tag_release.c: Likewise.
15091 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15092 * config/spu/mfc_tag_release.c: Likewise.
15093 * config/spu/mfc_tag_reserve.c: Likewise.
15094 * config/spu/mfc_tag_table.c: Likewise.
15095 * config/spu/multi3.c: Likewise.
15096 * config/spu/spu_internals.h: Likewise.
15097 * config/spu/spu_intrinsics.h: Likewise.
15098 * config/spu/spu_mfcio.h: Likewise.
15099 * config/spu/vec_types.h: Likewise.
15100 * config/spu/vmx2spu.h: Likewise.
15101 * config/stormy16/stormy16-lib2.c: Likewise.
15102 * config/svr4.h: Likewise.
15103 * config/sync.c: Likewise.
15104 * config/v850/lib1funcs.asm: Likewise.
15105 * config/vxlib-tls.c: Likewise.
15106 * config/vxlib.c: Likewise.
15107 * config/vxworks-dummy.h: Likewise.
15108 * config/xtensa/crti.asm: Likewise.
15109 * config/xtensa/crtn.asm: Likewise.
15110 * config/xtensa/ieee754-df.S: Likewise.
15111 * config/xtensa/ieee754-sf.S: Likewise.
15112 * config/xtensa/lib1funcs.asm: Likewise.
15113 * config/xtensa/lib2funcs.S: Likewise.
15114 * config/xtensa/linux-unwind.h: Likewise.
15115 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15116 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15117 * coretypes.h: Likewise.
15118 * crtstuff.c: Likewise.
15119 * defaults.h: Likewise.
15120 * dwarf2.h: Likewise.
15121 * emutls.c: Likewise.
15122 * gbl-ctors.h: Likewise.
15123 * gcov-io.h: Likewise.
15124 * ginclude/float.h: Likewise.
15125 * ginclude/iso646.h: Likewise.
15126 * ginclude/stdarg.h: Likewise.
15127 * ginclude/stdbool.h: Likewise.
15128 * ginclude/stddef.h: Likewise.
15129 * ginclude/stdfix.h: Likewise.
15130 * ginclude/stdint-gcc.h: Likewise.
15131 * ginclude/tgmath.h: Likewise.
15132 * gthr-aix.h: Likewise.
15133 * gthr-dce.h: Likewise.
15134 * gthr-gnat.c: Likewise.
15135 * gthr-gnat.h: Likewise.
15136 * gthr-lynx.h: Likewise.
15137 * gthr-mipssde.h: Likewise.
15138 * gthr-nks.h: Likewise.
15139 * gthr-posix.c: Likewise.
15140 * gthr-posix.h: Likewise.
15141 * gthr-posix95.h: Likewise.
15142 * gthr-rtems.h: Likewise.
15143 * gthr-single.h: Likewise.
15144 * gthr-solaris.h: Likewise.
15145 * gthr-tpf.h: Likewise.
15146 * gthr-vxworks.h: Likewise.
15147 * gthr-win32.h: Likewise.
15148 * gthr.h: Likewise.
15149 * libgcc2.c: Likewise.
15150 * libgcc2.h: Likewise.
15151 * libgcov.c: Likewise.
15152 * tsystem.h: Likewise.
15153 * typeclass.h: Likewise.
15154 * unwind-c.c: Likewise.
15155 * unwind-compat.h: Likewise.
15156 * unwind-dw2-fde-compat.c: Likewise.
15157 * unwind-dw2-fde-darwin.c: Likewise.
15158 * unwind-dw2-fde-glibc.c: Likewise.
15159 * unwind-dw2-fde.c: Likewise.
15160 * unwind-dw2-fde.h: Likewise.
15161 * unwind-dw2.c: Likewise.
15162 * unwind-dw2.h: Likewise.
15163 * unwind-generic.h: Likewise.
15164 * unwind-pe.h: Likewise.
15165 * unwind-sjlj.c: Likewise.
15166 * unwind.inc: Likewise.
15167 * config/arm/neon-gen.ml: Change generated copyright header to
15168 refer to version 3 of the GNU General Public License with
15169 version 3.1 of the GCC Runtime Library Exception and to point
15170 readers at the COPYING3 and COPYING3.RUNTIME files and the
15171 FSF's license web page.
15172 * config/arm/arm_neon.h: Regenerate.
15174 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15176 * config/cris/cris.md: Change copyright header to refer to version
15177 3 of the GNU General Public License.
15178 * doc/install.texi2html: Change copyright header to refer to version
15179 3 of the GNU General Public License and to point readers at the
15180 COPYING3 file and the FSF's license web page.
15181 * config/vax/linux.h: Likewise.
15183 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15185 * config/i386/i386.md (cmpcc): New.
15186 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15187 (sync_compare_and_swap_cc*): Delete.
15189 * config/s390/s390.c (s390_compare_emitted): Remove.
15190 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15191 s390_compare_emitted used to be handled. Assert that modes match.
15192 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15193 refer to sync_compare_and_swap_ccsi.
15194 * config/s390/s390.h (s390_compare_emitted): Remove.
15195 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15196 instead of s390_compare_emitted.
15197 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15198 instead of s390_compare_emitted.
15199 * config/s390/s390.md (cmpcc): New.
15200 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15201 CC_REGNUM, do not pretend it's set.
15202 (sync_compare_and_swap_cc*): Delete.
15203 * config/s390/predicates.md (cc_reg_operand): New.
15205 * expr.c (sync_compare_and_swap_cc): Delete.
15206 * optabs.h (sync_compare_and_swap_cc): Delete.
15207 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15208 is being used with can_compare_p.
15209 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15210 (find_cc_set): New.
15211 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15212 look for a MODE_CC set instead. Use emit_store_flag.
15213 (expand_compare_and_swap_loop): Likewise, with some additional
15214 complication to avoid a force_reg when useless. Use
15215 emit_cmp_and_jump_insns.
15216 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15217 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15218 sync_compare_and_swap documentation.
15220 2009-04-09 Jan Hubicka <jh@suse.cz>
15222 * except.c (find_prev_try): Break out from ....
15223 (duplicate_eh_regions): ... here; properly update prev_try pointers
15224 when duplication part of tree.
15225 (dump_eh_tree): Improve dumping.
15226 (verify_eh_region): New.
15227 (verify_eh_tree): Use it.
15229 2009-04-06 Richard Guenther <rguenther@suse.de>
15231 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15232 &ARRAY addresses by adjusting their types and prepending
15234 * tree-cfg.c (verify_gimple_assign_single): Verify that
15235 addresses are correct.
15237 2009-04-09 Richard Guenther <rguenther@suse.de>
15239 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15240 indices into an array reference if possible.
15241 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15242 Fold POINTER_PLUS_EXPR statements with invariant address.
15244 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15247 * config.gcc (powerpc64-*-linux*): Always build biarch.
15249 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15252 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15253 it and pedwarn if this results in an INTEGER_CST.
15255 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15257 * doc/install.texi: Update minimum GMP version. Remove obsolete
15258 text in MPFR section.
15260 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15262 * dwarf2out.c (class_scope_p): New static inline.
15263 (class_or_namespace_scope_p): Use it.
15264 (gen_variable_die): Use DW_TAG_member tag for static data member
15265 declarations instead of DW_TAG_variable.
15267 PR middle-end/39573
15268 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15271 2009-04-08 Richard Guenther <rguenther@suse.de>
15273 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15274 valueize random data.
15276 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15278 * config.gcc (aix tm_file): Add aix-stdint.h.
15279 (aix tm clause use_gcc_stdint): Set to wrap.
15280 * config/rs6000/aix-stdint.h: New file.
15282 2009-04-08 Richard Guenther <rguenther@suse.de>
15284 PR middle-end/36291
15285 * tree-dfa.c (add_referenced_var): Do not recurse into
15286 global initializers.
15287 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15289 (fold_const_aggregate_ref): Likewise.
15291 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15293 * recog.c (ordered_comparison_operator): New.
15294 * gensupport.c (std_preds): Add it.
15295 * doc/md.texi (Machine-Independent Predicates): Document it.
15297 2009-04-08 Jan Hubicka <jh@suse.cz>
15299 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15300 * function.h (rtl_eh): Remove exception_handler_label_map.
15301 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15302 remove_exception_handler_label, for_each_eh_label_1): Remove.
15303 (rtl_remove_unreachable_regions): Remove.
15304 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15305 (find_exception_handler_labels): Don't build the hashtable.
15306 (maybe_remove_eh_handler): Remove.
15307 (for_each_eh_label): Rewrite to walk the tree.
15308 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15309 * except.h (maybe_remove_eh_handler): Remove.
15310 * passes.c (init_optimization_passes): Schedule second EH cleanup
15312 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15313 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15315 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15317 * genoutput.c (validate_optab_operands): New.
15318 (gen_insn, gen_expand): Call it.
15320 * genflags.c (gen_insn): Detect misused iterators.
15321 (main): Pass line_no to gen_insn, exit with status 1 on error.
15323 * genextract.c (line_no): Make global.
15324 (VEC_safe_set_locstr): Change assertion to error message.
15325 (main): Exit with status 1 on error.
15327 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15331 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15332 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15333 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15334 * c-convert.c (convert): Do not call fold on results of conversion
15335 functions when the result is a C_MAYBE_CONST_EXPR.
15336 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15337 of __builtin_choose_expr.
15338 * c-typeck.c (remove_c_maybe_const_expr): New.
15339 (build_unary_op, build_conditional_expr, build_compound_expr,
15340 build_binary_op, c_objc_common_truthvalue_conversion): Call
15341 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15344 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15346 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15347 CODE to produce a new one. Add a prototype to use fold_convert_const
15349 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15352 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15353 mix declarations and code.
15355 2009-04-08 Ben Elliston <bje@au.ibm.com>
15357 * gcc.c: Replace `CC' with `GCC' throughout.
15359 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15361 * doc/invoke.texi: Document Atom support.
15363 2009-04-07 Jason Merrill <jason@redhat.com>
15366 * c-common.h, c-common.c: Add flag_pretty_templates.
15367 * c-opts.c (c_common_handle_option): Set it.
15368 * c.opt: Add -fno-pretty-templates.
15369 * doc/invoke.texi (C++ Dialect Options): Likewise.
15371 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15373 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15374 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15375 (ia64_expand_builtin): Likewise.
15377 2009-04-07 Martin Jambor <mjambor@suse.cz>
15379 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15380 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15381 ADDR_EXPRS are include too.
15383 2009-04-07 Richard Guenther <rguenther@suse.de>
15385 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15386 decls are only used if passes as parameters or if they are
15387 local statics and the call is not to a builtin.
15388 (call_may_clobber_ref_p_1): Likewise.
15390 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15392 * expr.c (do_store_flag): Remove last argument. Simplify code
15393 to avoid duplication of tests already done by can_compare_p.
15394 (expand_expr_real_1): Adjust caller.
15396 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15398 * optabs.c (can_compare_p): Test the predicate of a
15399 cbranch and cstore pattern.
15401 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15403 * expr.c (convert_move): Use emit_store_flag instead of
15406 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15408 * config/i386/i386.c (ix86_compare_emitted): Remove.
15409 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15410 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15411 * config/i386/i386.h (ix86_compare_emitted): Remove.
15412 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15413 instead of ix86_compare_emitted.
15414 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15416 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15418 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15419 Add t-sysroot-suffix to tmake_file.
15420 * config/print-sysroot-suffix.sh: New file.
15421 * config/t-sysroot-suffix: New file.
15423 2009-04-07 Ben Elliston <bje@au.ibm.com>
15425 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15426 as the latter produces a warning when the target does not support
15429 2009-04-07 Ben Elliston <bje@au.ibm.com>
15431 * dfp.c: Replace type punning assignments with memcpy throughout.
15432 * Makefile.in (dfp.o-warn): Remove.
15434 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15437 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15438 Include soft-fp/t-softfp after rs6000/t-linux64.
15440 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15442 * stor-layout.c (set_sizetype): Use the full precision of their
15443 machine mode for bitsize types.
15445 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15447 * config/i386/i386.md: Revert 2 accidental checkins.
15449 2009-04-06 Joey Ye <joey.ye@intel.com>
15450 Xuepeng Guo <xuepeng.guo@intel.com>
15451 H.J. Lu <hongjiu.lu@intel.com>
15453 Atom pipeline model, tuning and insn selection.
15454 * config.gcc (atom): Add atom config options and target.
15456 * config/i386/atom.md: New.
15458 * config/i386/i386.c (atom_cost): New cost.
15459 (m_ATOM): New macro flag.
15460 (initial_ix86_tune_features): Set m_ATOM.
15461 (x86_accumulate_outgoing_args): Likewise.
15462 (x86_arch_always_fancy_math_387): Likewise.
15463 (processor_target): Add Atom cost.
15464 (cpu_names): Add Atom cpu name.
15465 (override_options): Set Atom ISA.
15466 (ix86_issue_rate): New case PROCESSOR_ATOM.
15467 (ix86_adjust_cost): Likewise.
15469 * config/i386/i386.h (TARGET_ATOM): New target macro.
15470 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15471 (TARGET_OPT_AGU): New target option.
15472 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15473 (processor_type): Add PROCESSOR_ATOM.
15475 * config/i386/i386.md (cpu): Add new value "atom".
15476 (use_carry, movu): New attr.
15477 (atom.md): Include atom.md.
15478 (adddi3_carry_rex64): Set attr "use_carry".
15479 (addqi3_carry): Likewise.
15480 (addhi3_carry): Likewise.
15481 (addsi3_carry): Likewise.
15482 (*addsi3_carry_zext): Likewise.
15483 (subdi3_carry_rex64): Likewise.
15484 (subqi3_carry): Likewise.
15485 (subhi3_carry): Likewise.
15486 (subsi3_carry): Likewise.
15487 (x86_movdicc_0_m1_rex64): Likewise.
15488 (*x86_movdicc_0_m1_se): Likewise.
15489 (x86_movsicc_0_m1): Likewise.
15490 (*x86_movsicc_0_m1_se): Likewise.
15491 (*adddi_1_rex64): Emit add insn as much as possible.
15492 (*addsi_1): Likewise.
15493 (return_internal): Set atom_unit.
15494 (return_internal_long): Likewise.
15495 (return_pop_internal): Likewise.
15496 (*rcpsf2_sse): Set atom_sse_attr attr.
15497 (*qrt<mode>2_sse): Likewise.
15498 (*prefetch_sse): Likewise.
15500 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15502 (ix86_target_macros_internal): Likewise.
15504 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15505 (*prefetch_sse_rex): Likewise.
15506 (sse_rcpv4sf2): Likewise.
15507 (sse_vmrcpv4sf2): Likewise.
15508 (sse_sqrtv4sf2): Likewise.
15509 (<sse>_vmsqrt<mode>2): Likewise.
15510 (sse_ldmxcsr): Likewise.
15511 (sse_stmxcsr): Likewise.
15512 (*sse_sfence): Likewise.
15513 (sse2_clflush): Likewise.
15514 (*sse2_mfence): Likewise.
15515 (*sse2_lfence): Likewise.
15516 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15517 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15518 (avx_movdqu<avxmodesuffix>): Likewise.
15519 (avx_lddqu<avxmodesuffix>): Likewise.
15520 (sse2_movntv2di): Change attr "type" to "ssemov".
15521 (sse2_movntsi): Likewise.
15522 (rsqrtv8sf2): Change attr "type" to "sseadd".
15523 (sse3_addsubv2df3): Set attr "atom_unit".
15524 (sse3_h<plusminus_insn>v4sf3): Likewise.
15525 (*sse2_pmaddwd): Likewise.
15526 (*vec_extractv2di_1_rex64): Likewise.
15527 (*vec_extractv2di_1_avx): Likewise.
15528 (sse2_psadbw): Likewise.
15529 (ssse3_phaddwv8hi3): Likewise.
15530 (ssse3_phaddwv4hi3): Likewise.
15531 (ssse3_phadddv4si3): Likewise.
15532 (ssse3_phadddv2si3): Likewise.
15533 (ssse3_phaddswv8hi3): Likewise.
15534 (ssse3_phaddswv4hi3): Likewise.
15535 (ssse3_phsubwv8hi3): Likewise.
15536 (ssse3_phsubwv4hi3): Likewise.
15537 (ssse3_phsubdv4si3): Likewise.
15538 (ssse3_phsubdv2si3): Likewise.
15539 (ssse3_phsubswv8hi3): Likewise.
15540 (ssse3_phsubswv4hi3): Likewise.
15541 (ssse3_pmaddubsw128): Likewise.
15542 (sse3_pmaddubsw: Likewise.
15543 (ssse3_palignrti): Likewise.
15544 (ssse3_palignrdi): Likewise.
15546 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15548 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15550 2009-04-06 Richard Guenther <rguenther@suse.de>
15552 PR tree-optimization/28868
15553 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15554 of which PHI results we inserted.
15555 (insert_into_preds_of_block): Record inserted PHIs.
15556 (eliminate): Eliminate redundant PHI nodes.
15557 (init_pre): Init inserted_phi_names.
15559 2009-04-06 Richard Guenther <rguenther@suse.de>
15561 PR tree-optimization/39643
15562 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15563 IMAGPART_EXPRs of complex constants.
15564 (execute_fold_all_builtins): If we folded a call queue
15565 TODO_update_address_taken.
15567 2009-04-06 Jan Hubicka <jh@suse.cz>
15569 PR middle-end/39659
15570 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15573 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15575 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15577 (ic_invalidate_array): Likewise.
15579 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15581 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15582 alignment for library calls.
15584 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15586 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15587 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15588 * config/i386/mingw-stdint.h: New file.
15590 2009-04-05 Richard Guenther <rguenther@suse.de>
15592 PR tree-optimization/39648
15593 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15594 our &A vs. &A[0] IL deficiencies.
15596 2009-04-04 Jan Hubicka <jh@suse.cz>
15598 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15599 removed toplevel regions.
15600 (sjlj_mark_call_sites): Likewise.
15602 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15604 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15605 (cygwin tm clause use_gcc_stdint): Set to wrap.
15606 * config/i386/cygwin-stdint.h: New file.
15608 2009-04-04 Richard Guenther <rguenther@suse.de>
15610 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15611 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15612 single-argument PHIs if we are in loop-closed SSA form.
15613 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15614 for the pre-condition.
15615 (slpeel_tree_peel_loop_to_edge): Likewise.
15616 (vect_build_loop_niters): Take an optional sequence to append stmts.
15617 (vect_generate_tmps_on_preheader): Likewise.
15618 (vect_do_peeling_for_loop_bound): Take extra guards for the
15620 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15621 the cost model check.
15622 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15623 guards if we are going to peel. Do not apply versioning in that case.
15624 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15625 (vect_do_peeling_for_loop_bound): Likewise.
15626 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15627 loop bound only record extra pre-conditions, do not apply loop
15630 2009-04-04 Richard Guenther <rguenther@suse.de>
15632 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15635 2009-04-04 Jan Hubicka <jh@suse.cz>
15637 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15638 last_basic_block for size of bb->index indexed array.
15639 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15640 compute_out, link_btr_uses, build_btr_def_use_webs,
15641 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15643 2009-04-04 Jan Hubicka <jh@suse.cz>
15645 * except.c (remove_eh_handler_and_replace): Break out from ...
15646 (remove_eh_handler): ... here.
15647 (bring_to_root): New function.
15648 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15649 handled ones, bring others to root of tree.
15651 2009-04-04 Jan Hubicka <jh@suse.cz>
15653 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15654 (all_phis_safe_to_merge): New function.
15655 (update_info): New structure.
15656 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15657 (cleanup_empty_eh): Update SSA if possible.
15659 2009-04-04 Richard Guenther <rguenther@suse.de>
15661 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15662 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15663 (append_vuse): Likewise.
15665 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15667 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15668 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15669 instead of REG_UNSAVED for DW_CFA_undefined.
15670 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15671 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15674 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15677 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15678 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15679 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15681 2009-04-04 Richard Guenther <rguenther@suse.de>
15683 PR tree-optimization/8781
15684 PR tree-optimization/37892
15685 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15686 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15687 (valueize_refs): Call it for *& valueizations.
15688 (shared_reference_ops_from_ref): Rename to ...
15689 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15690 (shared_reference_ops_from_call): Rename to ...
15691 (valueize_shared_reference_ops_from_call): ... this and valueize.
15692 (vn_reference_lookup): Update.
15693 (visit_reference_op_call): Likewise.
15694 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15695 (eliminate): Value-replace the call address in call statements.
15697 2009-04-04 Richard Guenther <rguenther@suse.de>
15699 PR tree-optimization/39636
15700 * tree-ssa-forwprop.c
15701 (forward_propagate_addr_into_variable_array_index): Check for
15702 GIMPLE_ASSIGN before accessing the rhs code.
15704 2009-04-03 Jason Merrill <jason@redhat.com>
15706 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15708 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15710 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15711 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15712 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15713 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15714 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15715 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15716 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15717 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15718 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15719 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15720 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15721 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15722 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15723 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15724 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15725 Use fr_reg_or_fp01_operand instead of fr_register_operand
15727 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15728 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15729 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15731 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15733 PR rtl-optimization/39607
15734 PR rtl-optimization/39631
15738 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15739 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15740 instead of DF_LR_OUT.
15741 * ira-lives.c (process_bb_node_lives): Ditto.
15742 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15743 instead of DF_LR_{OUT,IN}.
15744 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15745 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15747 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15749 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15750 (execute_lower_omp): Always run but take the short way out if -fopenmp
15752 (gate_lower_omp): Remove, forcing the pass manager to always run the
15753 pass and always set PROP_gimple_lomp.
15754 (pass_lower_omp): Remove gate function.
15755 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15756 PROP_trees. Instead, require it.
15757 * ipa-cp.c (pass_ipa_cp): Likewise.
15758 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15759 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15760 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15761 and PROP_gimple_leh.
15763 2009-04-03 Richard Guenther <rguenther@suse.de>
15765 PR middle-end/13146
15766 PR tree-optimization/23940
15767 PR tree-optimization/33237
15768 PR middle-end/33974
15769 PR middle-end/34093
15770 PR tree-optimization/36201
15771 PR tree-optimization/36230
15772 PR tree-optimization/38049
15773 PR tree-optimization/38207
15774 PR tree-optimization/38230
15775 PR tree-optimization/38301
15776 PR tree-optimization/38585
15777 PR middle-end/38895
15778 PR tree-optimization/38985
15779 PR tree-optimization/39299
15780 * tree-ssa-structalias.h: Remove.
15781 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15782 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15783 (struct vuse_element_d): Remove.
15784 (struct vuse_vec_d): Likewise.
15785 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15786 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15787 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15788 VUSE_ELEMENT_VAR): Likewise.
15789 (struct voptype_d): Likewise.
15790 (NUM_VOP_FREE_BUCKETS): Likewise.
15791 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15792 (struct stmt_operands_d): Remove.
15793 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15794 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15795 VDEF_NUM, VDEF_VECT): Likewise.
15796 (copy_virtual_operands): Remove.
15797 (operand_build_cmp): Likewise.
15798 (create_ssa_artificial_load_stmt): Likewise.
15799 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15800 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15801 vuse_index and mayuse_index members. Pack and move done and iter_type
15802 members to the front.
15803 (SSA_OP_VMAYUSE): Remove.
15804 (SSA_OP_VIRTUAL_USES): Adjust.
15805 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15806 (unlink_stmt_vdef): Declare.
15807 (add_to_addressable_set): Remove.
15808 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15809 (vrp_visit_stmt): Likewise.
15810 * doc/tree-ssa.texi (Alias analysis): Update.
15811 * doc/invoke.texi (max-aliased-vops): Remove docs.
15812 (avg-aliased-vops): Likewise.
15813 * tree-into-ssa.c (syms_to_rename): Remove.
15814 (need_to_update_vops_p): Likewise.
15815 (need_to_initialize_update_ssa_p): Rename to ...
15816 (update_ssa_initialized_fn): ... this. Track function we are
15818 (symbol_marked_for_renaming): Simplify.
15819 (add_new_name_mapping): Do not set need_to_update_vops_p.
15820 (dump_currdefs): Use SYMS_TO_RENAME.
15821 (rewrite_update_stmt): Always walk all uses/defs.
15822 (dump_update_ssa): Adjust.
15823 (init_update_ssa): Take function argument. Track what we are
15825 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15826 (create_new_def_for): Initialize for cfun, assert we are initialized
15828 (mark_sym_for_renaming): Simplify.
15829 (mark_set_for_renaming): Do not initialize update-ssa.
15830 (need_ssa_update_p): Simplify. Take function argument.
15831 (name_mappings_registered_p): Assert we ask for the correct function.
15832 (name_registered_for_update_p): Likewise.
15833 (ssa_names_to_replace): Likewise.
15834 (release_ssa_name_after_update_ssa): Likewise.
15835 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15836 (dump_decl_set): Do not print a newline.
15837 (debug_decl_set): Do it here.
15838 (dump_update_ssa): And here.
15839 * tree-ssa-loop-im.c (move_computations): Adjust.
15840 (movement_possibility): Likewise.
15841 (determine_max_movement): Likewise.
15842 (gather_mem_refs_stmt): Likewise.
15843 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15844 or NAME_MEMORY_TAG.
15845 * tree-complex.c (update_all_vops): Remove.
15846 (expand_complex_move): Adjust.
15847 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15848 Simplify test for memory referencing statement. Exclude
15849 non-invariant ADDR_EXPRs.
15850 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15851 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15852 (rdg_flag_uses): Likewise.
15853 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15855 (tree_optimize_tail_calls_1): Also split the
15856 edge from the entry block if we have degenerate PHI nodes in
15857 the first basic block.
15858 * tree.c (init_ttree): Remove memory-tag related code.
15859 (tree_code_size): Likewise.
15860 (tree_node_structure): Likewise.
15861 (build7_stat): Re-write to be build6_stat.
15862 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15863 (SSA_VAR_P): Adjust.
15864 (struct tree_memory_tag): Remove.
15865 (struct tree_memory_partition_tag): Likewise.
15866 (union tree_node): Adjust.
15867 (build7): Re-write to be build6.
15868 * tree-pass.h (pass_reset_cc_flags): Remove.
15869 (TODO_update_address_taken): New flag.
15870 (pass_simple_dse): Remove.
15871 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15872 * params.h (MAX_ALIASED_VOPS): Remove.
15873 (AVG_ALIASED_VOPS): Likewise.
15874 * omp-low.c (expand_omp_taskreg): Update SSA form.
15875 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15876 aliases the lhs in a copy stmt.
15877 * tree-ssa-dse.c (struct address_walk_data): Remove.
15878 (memory_ssa_name_same): Likewise.
15879 (memory_address_same): Likewise.
15880 (get_kill_of_stmt_lhs): Likewise.
15881 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15882 unused stores. Look through PHI nodes into post-dominated regions.
15883 (dse_optimize_stmt): Simplify. Properly remove stores.
15884 (tree_ssa_dse): Compute dominators.
15885 (execute_simple_dse): Remove.
15886 (pass_simple_dse): Likewise.
15887 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15888 gimple_loaded_syms and gimple_stored_syms computation.
15889 * toplev.c (dump_memory_report): Dump alias and pta stats.
15890 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15891 (vn_reference_eq): Likewise.
15892 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15893 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15894 valueize_vuses): Remove.
15895 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15896 (get_def_ref_stmt_vuse): ... this.
15897 (vn_reference_lookup_2): New function.
15898 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15899 walking equivalent vuses. Simplify.
15900 (vn_reference_lookup): Likewise.
15901 (vn_reference_insert): Likewise.
15902 (vn_reference_insert_pieces): Likewise.
15903 (visit_reference_op_call): Simplify.
15904 (visit_reference_op_load): Likewise.
15905 (visit_reference_op_store): Likewise.
15906 (init_scc_vn): Remove shared_lookup_vuses initialization.
15907 (free_scc_vn): Remove shared_lookup_vuses freeing.
15908 (sort_vuses, sort_vuses_heap): Remove.
15909 (get_ref_from_reference_ops): Export.
15910 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15911 vector with single vuse pointer.
15912 (vn_reference_lookup_pieces, vn_reference_lookup,
15913 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15914 (shared_vuses_from_stmt): Remove.
15915 (get_ref_from_reference_ops): Declare.
15916 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15917 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15918 memory-tag related code.
15919 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15920 (likely_value): Add comment, skip static-chain of call statements.
15921 (surely_varying_stmt_p): Adjust.
15922 (gimplify_and_update_call_from_tree): Likewise.
15923 (execute_fold_all_builtins): Do not rebuild alias info.
15924 (gimplify_and_update_call_from_tree): Properly update VOPs.
15925 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15926 (copy_ref_info): Remove memory-tag related code.
15927 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15928 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15929 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15931 * tree-ssa-dom.c (gimple_p): Remove typedef.
15932 (eliminate_redundant_computations): Adjust.
15933 (record_equivalences_from_stmt): Likewise.
15934 (avail_expr_hash): Likewise.
15935 (avail_expr_eq): Likewise.
15936 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15937 (stmt_makes_single_load): Likewise.
15938 (stmt_makes_single_store): Likewise.
15939 * tree-ssa-alias.c: Rewrite completely.
15940 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15941 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15942 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15943 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15944 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15945 Remove public functions.
15946 (pass_reset_cc_flags): Remove.
15947 (pass_build_alias): Move ...
15948 * tree-ssa-structalias.c (pass_build_alias): ... here.
15949 * tree-ssa-alias.c (may_be_aliased): Move ...
15950 * tree-flow-inline.h (may_be_aliased): ... here.
15951 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15952 count_uses_and_derefs): Move ...
15953 * gimple.c: ... here.
15954 * gimple.h (count_uses_and_derefs): Declare.
15955 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15956 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15957 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15958 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15959 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15960 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15961 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15963 * tree-dfa.c (refs_may_alias_p): Move ...
15964 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15965 * tree-ssa-alias.h: New file.
15966 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15967 (statement_sink_location): Likewise.
15968 * opts.c (decode_options): Do not adjust max-aliased-vops or
15969 avg-aliased-vops values.
15970 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15971 (TV_CALL_CLOBBER): Likewise.
15972 (TV_FLOW_SENSITIVE): Likewise.
15973 (TV_FLOW_INSENSITIVE): Likewise.
15974 (TV_MEMORY_PARTITIONING): Likewise.
15975 (TV_ALIAS_STMT_WALK): New timevar.
15976 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15977 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15978 (get_address_description): Remove memory-tag related code.
15979 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15980 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15981 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15982 and immediate uses in statements. Document.
15983 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15984 (dump_symbols): Remove.
15985 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15986 * alias.c (get_deref_alias_set): New function split out from ...
15987 (get_alias_set): ... here.
15988 * alias.h (get_deref_alias_set): Declare.
15989 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15990 type parameter. Remove restrict pointer handling. Create a
15991 ref-all pointer in case type-based alias sets do not conflict.
15992 (vect_analyze_data_refs): Remove SMT related code.
15993 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15994 (vectorizable_load): Likewise.
15995 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15996 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15997 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15998 Ignore vops and SMTs.
15999 (dr_analyze_alias): Likewise..
16000 (free_data_ref): Likewise.
16001 (create_data_ref): Likewise.
16002 (analyze_all_data_dependences): Likewise.
16003 (get_references_in_stmt): Adjust.
16004 * tree-flow-inline.h (gimple_aliases_computed_p,
16005 gimple_addressable_vars, gimple_call_clobbered_vars,
16006 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16007 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16008 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16009 gimple_mem_ref_stats): Remove.
16010 (gimple_vop): New function.
16011 (op_iter_next_use): Remove vuses and mayuses cases.
16012 (op_iter_next_def): Remove vdefs case.
16013 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16014 (clear_and_done_ssa_iter): Do not set removed fields.
16015 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16016 Assert we are not iterating over vuses or vdefs if not also
16017 iterating over uses or defs.
16018 (op_iter_init_use): Likewise.
16019 (op_iter_init_def): Likewise.
16020 (op_iter_next_vdef): Remove.
16021 (op_iter_next_mustdef): Likewise.
16022 (op_iter_init_vdef): Likewise.
16023 (compare_ssa_operands_equal): Likewise.
16024 (link_use_stmts_after): Handle vuse operand.
16025 (is_call_used): Use is_call_clobbered.
16026 (is_call_clobbered): Global variables are always call clobbered,
16027 query the call-clobbers bitmap.
16028 (mark_call_clobbered): Ignore global variables.
16029 (clear_call_clobbered): Likewise.
16030 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16031 virtual operands sanity check.
16032 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16034 (TARGET_MEM_REF): Remove TMR_TAG operand.
16035 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16036 Remove call-clobber related code.
16037 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16038 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16039 partitions or escape reason.
16040 (get_single_def_stmt, get_single_def_stmt_from_phi,
16041 get_single_def_stmt_with_phi): Remove.
16042 (dump_referenced_vars): Tidy.
16043 (get_ref_base_and_extent): Allow bare decls.
16044 (collect_dfa_stats): Adjust.
16045 * graphite.c (rename_variables_in_stmt): Adjust.
16046 (graphite_copy_stmts_from_block): Likewise.
16047 (translate_clast): Likewise.
16048 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16050 (translate_vuse_through_block): Use the oracle.
16051 (phi_translate_1): Adjust.
16052 (value_dies_in_block_x): Use the oracle. Cache the outcome
16054 (valid_in_sets): Check if the VUSE for
16055 a REFERENCE is available.
16056 (eliminate): Do not remove stmts during elimination,
16057 instead queue and remove them afterwards.
16058 (do_pre): Do not rebuild alias info.
16059 (pass_pre): Run TODO_rebuild_alias before PRE.
16060 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16061 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16062 (mark_all_v_defs_stmt): Remove.
16063 (mark_all_v_defs_seq): Adjust.
16064 (sra_replace): Likewise.
16065 (scalarize_use): Likewise.
16066 (scalarize_copy): Likewise.
16067 (scalarize_init): Likewise.
16068 (scalarize_ldst): Likewise.
16069 (todoflags): Remove.
16070 (tree_sra): Do not rebuild alias info.
16071 (tree_sra_early): Adjust.
16072 (pass_sra): Run TODO_update_address_taken before SRA.
16073 * tree-predcom.c (set_alias_info): Remove.
16074 (prepare_initializers_chain): Do not call it.
16075 (mark_virtual_ops_for_renaming): Adjust.
16076 (mark_virtual_ops_for_renaming_list): Remove.
16077 (initialize_root_vars): Adjust.
16078 (initialize_root_vars_lm): Likewise.
16079 (prepare_initializers_chain): Likewise.
16080 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16081 (may_propagate_copy_into_stmt): Likewise.
16082 (merge_alias_info): Do nothing for now.
16083 (propagate_tree_value_into_stmt): Adjust.
16084 (stmt_may_generate_copy): Likewise.
16085 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16086 not mark symbols for renaming.
16087 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16088 with the same statement, make sure to update the new pointed-to one.
16089 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16090 call statements, do not mark symbols for renaming.
16091 (mark_operand_necessary): Dump something.
16092 (ref_may_be_aliased): New function.
16093 (mark_aliased_reaching_defs_necessary_1): New helper function.
16094 (mark_aliased_reaching_defs_necessary): Likewise.
16095 (mark_all_reaching_defs_necessary_1): Likewise.
16096 (mark_all_reaching_defs_necessary): Likewise.
16097 (propagate_necessity): Do not process virtual PHIs. For
16098 non-aliased loads mark all reaching definitions as necessary.
16099 For aliased loads and stores mark the immediate dominating
16100 aliased clobbers as necessary.
16101 (visited): New global static.
16102 (perform_tree_ssa_dce): Free visited bitmap after propagating
16104 (remove_dead_phis): Perform simple dead virtual PHI removal.
16105 (remove_dead_stmt): Properly unlink virtual operands when
16107 (eliminate_unnecessary_stmts): Schedule PHI removal after
16109 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16110 (process_replaceable): Likewise.
16111 (find_replaceable_in_bb): Likewise.
16112 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16113 based on the single gimple vop.
16114 (verify_flow_insensitive_alias_info): Remove.
16115 (verify_flow_sensitive_alias_info): Likewise.
16116 (verify_call_clobbering): Likewise.
16117 (verify_memory_partitions): Likewise.
16118 (verify_alias_info): Likewise.
16119 (verify_ssa): Adjust..
16120 (execute_update_addresses_taken): Export. Update SSA
16121 manually. Optimize only when optimizing. Use a local bitmap.
16122 (pass_update_address_taken): Remove TODO_update_ssa, add
16124 (pass_update_address_taken): Just use TODO_update_address_taken.
16125 (init_tree_ssa): Do not initialize addressable_vars.
16126 (verify_ssa): Verify new VUSE / VDEF properties.
16127 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16128 Do not call verify_alias_info.
16129 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16130 Do not free the loaded and stored syms bitmaps. Reset the escaped
16131 and callused solutions. Do not free addressable_vars.
16132 Remove memory-tag related code.
16133 (warn_uninitialized_var): Aliases are always available.
16134 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16135 * lambda-code.c (can_put_in_inner_loop): Adjust.
16136 (can_put_after_inner_loop): Likewise.
16137 (perfect_nestify): Likewise.
16138 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16139 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16140 (vectorizable_conversion): Do not mark symbols for renaming.
16141 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16142 (expand_call_inline): Unlink the calls virtual operands before
16144 (tree_function_versioning): Do not call update_ssa if we are not
16145 updating clones. Simplify.
16146 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16147 (propagate_with_phi): Likewise..
16148 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16149 clobber code. Assert we are not aliased or global.
16150 * tree-flow.h: Include tree-ssa-alias.h
16151 (enum escape_type): Remove.
16152 (struct mem_sym_stats_d): Likewise.
16153 (struct mem_ref_stats_d): Likewise.
16154 (struct gimple_df): Add vop member. Remove global_var,
16155 call_clobbered_vars, call_used_vars, addressable_vars,
16156 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16157 escaped and callused members.
16158 (struct ptr_info_def): Remove all members, add points-to solution
16160 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16161 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16162 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16163 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16164 (tree-ssa-alias.o): Likewise.
16165 (toplev.o): Add tree-ssa-alias.h
16166 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16167 * gimple.c (gimple_set_bb): Fix off-by-one error.
16168 (is_gimple_reg): Do not handle memory tags.
16169 (gimple_copy): Also copy virtual operands.
16170 Delay updating the statement. Do not reset loaded and stored syms.
16171 (gimple_set_stored_syms): Remove.
16172 (gimple_set_loaded_syms): Likewise.
16173 (gimple_call_copy_skip_args): Copy the virtual operands
16174 and mark the new statement modified.
16175 * tree-ssa-structalias.c (may_alias_p): Remove.
16176 (set_uids_in_ptset): Take the alias set to prune with as
16177 parameter. Fold in the alias test of may_alias_p.
16178 (compute_points_to_sets): Compute whether a ptr is dereferenced
16179 in a local sbitmap.
16180 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16181 other ADDRESSOF constraints on the lhs.
16182 (get_constraint_for_component_ref): Assert that we don't get
16183 ADDRESSOF constraints from the base of the reference.
16184 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16185 (struct variable_info): Remove collapsed_to member.
16186 (get_varinfo_fc): Remove.
16187 (new_var_info): Do not set collapsed_to.
16188 (dump_constraint): Do not follow cycles.
16189 (dump_constraint_graph): Likewise.
16190 (build_pred_graph): Likewise.
16191 (build_succ_graph): Likewise.
16192 (rewrite_constraints): Likewise.
16193 (do_simple_structure_copy): Remove.
16194 (do_rhs_deref_structure_copy): Remove.
16195 (do_lhs_deref_structure_copy): Remove.
16196 (collapse_rest_of_var): Remove.
16197 (do_structure_copy): Re-implement.
16198 (pta_stats): New global variable.
16199 (dump_pta_stats): New function.
16200 (struct constraint_expr): Make offset signed.
16201 (UNKNOWN_OFFSET): Define special value.
16202 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16203 (solution_set_expand): New helper function split out from ...
16204 (do_sd_constraint): ... here.
16205 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16206 (do_ds_constraint): Likewise.
16207 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16208 and CALLUSED = *CALLUSED.
16209 (set_union_with_increment): Make inc argument signed.
16210 (type_safe): Remove.
16211 (get_constraint_for_ptr_offset): Handle unknown and negative
16213 (first_vi_for_offset): Handle offsets before start. Bail
16214 out early for offsets beyond the variable extent.
16215 (first_or_preceding_vi_for_offset): New function.
16216 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16217 Together with ESCAPED = *ESCAPED this properly computes reachability.
16218 (find_what_var_points_to): New function.
16219 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16220 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16221 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16222 pt_solutions_intersect): New functions.
16223 (compute_call_used_vars): Remove.
16224 (compute_may_aliases): New main entry into PTA computation.
16225 * gimple.h (gimple_p): New typedef.
16226 (struct gimple_statement_base): Remove references_memory_p.
16227 (struct gimple_statement_with_memory_ops_base): Remove
16228 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16230 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16231 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16232 gimple_set_references_memory): Remove.
16233 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16234 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16236 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16237 (verify_expr): Allow RESULT_DECL.
16238 (gimple_duplicate_bb): Do not copy virtual operands.
16239 (gimple_duplicate_sese_region): Adjust.
16240 (gimple_duplicate_sese_tail): Likewise.
16241 (mark_virtual_ops_in_region): Remove.
16242 (move_sese_region_to_fn): Do not call it.
16243 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16244 and pass_simple_dse.
16245 (execute_function_todo): Handle TODO_update_address_taken,
16246 call execute_update_addresses_taken for TODO_rebuild_alias.
16247 (execute_todo): Adjust.
16248 (execute_one_pass): Init dump files early.
16249 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16251 (create_general_new_stmt): Clear vops.
16252 * tree-ssa-reassoc.c (get_rank): Adjust.
16253 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16254 symbols for renaming.
16255 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16256 (PARAM_AVG_ALIASED_VOPS): Likewise.
16257 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16258 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16259 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16260 (operand_build_cmp, copy_virtual_operands,
16261 create_ssa_artificial_load_stmt, add_to_addressable_set,
16262 gimple_add_to_addresses_taken): Remove public functions.
16263 (unlink_stmt_vdef): New function.
16265 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16267 * config.gcc (powerpc-*-linux*): Merge variants.
16269 2009-04-02 Chao-ying Fu <fu@mips.com>
16270 James Grosbach <james.grosbach@microchip.com>
16272 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16273 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16275 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16276 keep_interrupts_masked_p, use_debug_exception_return_p.
16277 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16278 keep_interrupts_masked, use_debug_exception_return.
16279 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16280 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16282 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16283 (mips_print_operand): Process COP0 registers to print $0 .. $31
16284 correctly for GAS to process.
16285 (mips_interrupt_extra_call_saved_reg_p): New function.
16286 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16288 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16289 (mips_compute_frame_info): Add supports for interrupt context that
16290 includes doubleword accumulators and COP0 registers.
16291 (mips_for_each_saved_acc): New function.
16292 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16293 mips_for_each_saved_reg.
16294 (mips_save_reg): Save accumulators.
16295 (mips_kernel_reg_p): A new for_each_rtx callback.
16296 (mips_expand_prologue): Support interrupt handlers.
16297 (mips_restore_reg): Restore accumulators.
16298 (mips_expand_epilogue): Support interrupt handlers.
16299 (mips_can_use_return_insn): Return false for interrupt handlers.
16300 (mips_epilogue_uses): New function.
16301 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16302 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16303 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16304 cop0_move): New instructions.
16305 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16306 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16308 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16310 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16311 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16312 interrupt handlers, we use K0 as the temporary register.
16313 (EPILOGUE_USES): Change to a function call.
16314 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16315 handlers, we use K0 as the temporary register.
16317 * doc/extend.texi (Function Attributes): Document interrupt,
16318 use_shadow_register_set, keep_interrupts_masked,
16319 use_debug_exception_return for MIPS attributes.
16321 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16323 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16324 Remove a number of t-files from tmake_file.
16325 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16326 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16327 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16328 target_prototype, not TARGET_PROTOTYPE.
16329 (LINK_OS_GNU_SPEC): Define.
16330 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16331 and darwin-ldoubdle.c.
16333 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16336 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16337 (cpp_options): Ditto.
16338 (default_compilers): Ditto.
16339 (display_help): Ditto.
16340 (process_command): Ditto.
16341 (do_spec_1): Ditto.
16342 (set_input): Use lbasename instead of duplicate code.
16343 (save_temps_prefix): New static for -save-temps=obj.
16344 (save_temps_length): Ditto.
16346 * doc/invoke.texi (-save-temps=obj): Document new variant to
16347 -save-temps switch.
16349 2009-04-02 Jeff Law <law@redhat.com>
16351 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16354 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16356 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16357 * configure: Regenerated.
16359 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16361 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16362 share the argument list.
16364 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16368 2009-02-12 Diego Novillo <dnovillo@google.com>
16370 * varpool.c (debug_varpool): New.
16371 * cgraph.h (debug_varpool): Declare.
16373 2009-04-02 Jan Hubicka <jh@suse.cz>
16375 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16378 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16380 * config/i386/i386.c (ix86_abi): Move initialization to ...
16381 (override_options): Here.
16383 2009-04-02 Christian Bruel <christian.bruel@st.com>
16385 * config/sh/sh.c (sh_dwarf_register_span): New function.
16386 (TARGET_DWARF_REGISTER_SPAN): Define.
16387 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16389 2009-04-02 Ira Rosen <irar@il.ibm.com>
16391 PR tree-optimization/39595
16392 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16393 interleaved loads group is not greater than the SLP group size.
16395 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16397 * builtins.c (is_builtin_name): New.
16398 (called_as_built_in): Use is_builtin_name.
16399 * tree.h (is_builtin_name): New.
16400 * varasm.c (incorporeal_function_p): Use is_builtin_name
16402 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16404 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16406 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16409 * c-decl.c (clone_underlying_type): Move this ...
16410 * c-common.c (set_underlying_type): ... here.
16411 Also, make sure the function properly sets TYPE_STUB_DECL() on
16412 the newly created typedef variant type.
16413 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16414 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16417 2009-04-02 Richard Guenther <rguenther@suse.de>
16419 PR tree-optimization/37221
16420 * tree-flow.h (degenerate_phi_result): Declare.
16421 * tree-ssa-dom.c (degenerate_phi_result): Export.
16422 * tree-scalar-evolution.c (analyze_initial_condition): If
16423 the initial condition is defined by a degenerate PHI node
16424 use the degenerate value.
16426 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16428 PR rtl-optimization/39588
16429 * combine.c (merge_outer_ops): Do not set the constant when this
16431 (simplify_shift_const_1): Do not modify it either in this case.
16433 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16435 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16436 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16438 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16441 * c-lex.c (interpret_float): Default (no suffix) is double.
16443 2009-04-1 Xinliang David Li <davidxl@google.com>
16445 * config/i386/i386.c (legitimate_constant_p): Recognize
16446 all one vector constant.
16448 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16450 * config/vax/vax.c: Add #includes to silence warnings.
16451 Change #include order to silence two warnings.
16453 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16455 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16456 (ASM_SPEC): Pass -k to the assembler for PIC code.
16458 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16460 * config.gcc: Add vax-*-linux* to the switch.
16461 * config/vax/linux.h: New file. (TARGET_VERSION,
16462 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16464 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16466 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16467 Use predicate macros instead of GET_CODE() == foo.
16468 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16469 ashlsi3, rotrsi3, <unnamed>): Likewise.
16471 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16473 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16474 jbbccihi, jbbccisi): Remova trailing whitespace.
16475 * config/vax/constraints.md: Likewise.
16476 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16477 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16478 * config/vax/predicates.md: Likewise.
16479 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16480 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16481 * config/vax/vax.h: Likewise.
16482 * config/vax/vax.md (nonlocal_goto): Likewise.
16484 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16486 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16487 (indirectable_address_p, adjacent_operands_p): Add spaces around
16489 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16491 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16493 * config/vax/vax.c (legitimate_constant_address_p,
16494 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16495 index_term_p, reg_plus_index_p, legitimate_address_p,
16496 vax_mode_dependent_address_p): Update comments to match functions
16497 modified by the recent int->bool conversion.
16499 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16501 * config/vax/builtins.md: Update copyright message.
16502 * config/vax/constraints.md: Likewise.
16503 * config/vax/netbsd-elf.h: Likewise.
16504 * config/vax/predicates.md: Likewise.
16505 * config/vax/vax-protos.h: Likewise.
16506 * config/vax/vax.c: Likewise.
16507 * config/vax/vax.h: Likewise.
16508 * config/vax/vax.md: Likewise.
16509 * config/vax/vax.opt: Likewise.
16511 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16513 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16514 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16515 * config/vax/constraints.md (B, R): Likewise.
16516 * config/vax/predicates.md (external_memory_operand,
16517 nonimmediate_addsub_di_operand): Likewise.
16518 * config/vax/vax.c (vax_output_int_add): Likewise.
16519 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16520 untyped_call): Likewise.
16522 2009-04-01 Matt Thomas <matt@3am-software.com>
16524 * config/vax/predicates.md: New file.
16525 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16526 external_const_operand, nonsymbolic_operand, external_memory_operand,
16527 indirect_memory_operand, indexed_memory_operand,
16528 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16529 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16531 * config/vax/constraints.md: New file.
16532 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16534 * config/vax/builtins.md: New file.
16535 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16536 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16538 * config/vax/vax.opt (mqmath): Add option.
16539 * config/vax/vax.md (isfx): Extend with DI.
16540 (VAXintQH, VAXintQHSD): Define.
16541 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16542 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16543 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16544 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16545 (movdi): Update constraints and use vax_output_int_move().
16546 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16547 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16548 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16549 nonlocal_goto): New.
16550 (mov<mode>): Extend accepted operand types.
16551 (subdi3_old): Rename from subdi3, change update constraints and use
16552 a new implementation.
16553 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16554 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16555 MOVE_RATIO, CLEAR_RATIO): Define.
16556 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16557 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16558 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16559 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16560 (split_quadword_operands): Make static and really allow variable
16562 (print_operand_address): Update for PIC generation.
16563 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16564 indexable_address_p, fixup_mathdi_operand,
16565 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16566 (vax_float_literal, legitimate_constant_p,
16567 indirectable_constant_address_p, index_term_p,
16568 reg_plus_index_p): Return bool instead of int.
16569 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16571 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16573 (vax_output_conditional_branch): Indent.
16574 (legitimate_constant_address_p, indirectable_constant_address_p,
16575 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16576 vax_mode_dependent_address_p): Return bool instead of int, update for
16578 * config/vax/vax-protos.h (legitimate_constant_address_p,
16579 legitimate_constant_p, legitimate_address_p,
16580 vax_mode_dependent_address_p): Change declaration to bool.
16581 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16582 vax_expand_addsub_di_operands, vax_output_int_subtract,
16583 vax_output_movmemsi): Declare.
16584 (split_quadword_operands, vax_float_literal): Delete declaration.
16585 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16586 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16587 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16588 ASM_OUTPUT_DWARF_PCREL): Define.
16589 (ASM_SPEC): Change definition to allow PIC generation.
16591 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16593 * doc/sourcebuild.texi: Update front-end requirements.
16595 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16598 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16599 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16600 (booldi3_internal3): Use boolean_or_operator instead of
16603 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16606 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16607 declarator whose size is not an integer constant expression but
16608 folds to an integer constant, then treat it as a constant
16611 2009-04-01 Richard Guenther <rguenther@suse.de>
16613 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16614 i * 4 + 2 to (i * 2 + 1) * 2.
16616 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16619 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16620 return if c_parser_asm_string_literal returned NULL.
16622 2009-04-01 Nick Clifton <nickc@redhat.com>
16624 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16626 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16627 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16628 other typedefs to avoid conflicts with libgcc2.c. Define labels
16629 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16631 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16632 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16635 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16637 * varasm.c (default_function_rodata_section): Declare DOT as
16640 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16641 Andrey Galkin <agalkin@hypercom.com>
16644 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16645 Make object_name unique for each process.
16647 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16650 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16651 addressable variables in the parallel that could go out of scope while
16652 running queued tasks.
16654 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16656 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16657 (CASE_VALUES_THRESHOLD): Redefine.
16658 * config/avr/avr.c (avr_override_options): Remove initialization of
16659 avr_case_values_threshold variable.
16660 (avr_case_values_threshold): Remove variable. Add new function.
16661 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16662 * config/avr/avr.opt (mno-tablejump): Remove option.
16663 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16665 2009-04-01 DJ Delorie <dj@redhat.com>
16667 * varasm.c (default_function_rodata_section): Don't assume
16668 anything about where the first '.' in the section name is.
16670 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16672 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16673 rs6000_emit_stack_tie.
16675 2009-03-31 Ian Lance Taylor <iant@google.com>
16677 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16678 gimple_code with GIMPLE_RESX, not RESX.
16680 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16682 * c-common.c (c_get_ident): New.
16683 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16685 2009-04-01 Ben Elliston <bje@au.ibm.com>
16687 * config/rs6000/sysv4.opt (msdata): Improve option description.
16689 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16691 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16692 (divdf3_internal_lat): Remove.
16693 (divxf3_internal_lat): Remove.
16694 (divxf3_internal_thr): Remove.
16695 (divxf): Use divxf3_internal.
16696 * config/ia64/div.md (divsf3_internal_lat): New.
16697 (divdf3_internal_lat): New.
16698 (divxf3_internal): New.
16700 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16703 * Makefile.in (USE_GCC_STDINT): Define.
16704 (stmp-int-hdrs): Install stdint.h if applicable.
16705 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16707 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16708 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16709 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16710 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16711 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16712 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16713 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16714 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16715 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16716 (c_common_nodes_and_builtins): Initialize
16717 underlying_wchar_type_node. Do not initialize
16718 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16719 nodes for new types.
16720 (c_stddef_cpp_builtins): Define macros for new types.
16721 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16723 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16724 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16725 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16726 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16727 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16728 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16729 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16730 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16731 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16732 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16733 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16734 int16_type_node, int32_type_node, int64_type_node,
16735 uint8_type_node, uint16_type_node, c_uint32_type_node,
16736 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16737 int_least32_type_node, int_least64_type_node,
16738 uint_least8_type_node, uint_least16_type_node,
16739 uint_least32_type_node, uint_least64_type_node,
16740 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16741 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16742 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16743 uintptr_type_node): Define.
16744 * c-cppbuiltin.c (builtin_define_constants,
16745 builtin_define_type_minmax): New.
16746 (builtin_define_stdint_macros): Define more macros.
16747 (c_cpp_builtins): Define more limit macros.
16748 (type_suffix): New.
16749 (builtin_define_type_max): Define in terms of
16750 builtin_define_type_minmax. Remove is_long parameter. All
16752 * config.gcc (use_gcc_stdint): Define.
16753 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16754 Add newlib-stdint.h for generic targets.
16755 * config/glibc-stdint.h, config/newlib-stdint.h,
16756 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16757 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16758 * config/score/score.h (UINTPTR_TYPE): Define.
16759 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16760 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16761 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16762 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16763 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16764 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16765 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16766 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16767 * config/spu/spu.h (STDINT_LONG32): Define.
16768 * configure.ac (use_gcc_stdint): Substitute.
16769 * configure: Regenerate.
16770 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16771 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16772 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16773 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16774 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16775 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16776 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16777 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16778 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16779 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16780 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16781 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16782 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16783 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16784 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16785 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16786 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16787 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16788 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16789 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16790 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16791 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16792 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16793 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16794 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16795 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16796 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16797 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16798 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16800 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16802 * loop-iv.c (suitable_set_for_replacement): Renamed from
16803 simplify_using_assignment; changed to return bool and to accept new
16804 args DEST and SRC. Return true iff we find a source/destination pair
16805 that can be used to make a replacement, and fill SRC and DEST if so.
16806 Remove arg ALTERED. Don't deal with altered regs here. All callers
16808 (simplify_using_initial_values): Deal with altered regs here and track
16809 more precisely the effect they have on the validity of our expression.
16811 * loop-iv.c (simplify_using_condition): A condition of the form
16812 (EQ REG CONST) can be used to simply make a substitution.
16813 (simplify_using_initial_values): Keep track of conditions we have seen
16814 and keep using them to simplify new expressions, while applying the
16815 same substitutions to them as to the expression.
16817 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16818 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16821 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16822 changed. Use this when trying to improve the upper bound.
16823 Generate the comparison by using simplify_gen_relational.
16825 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16827 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16829 (simplify_using_assignment, simplify_using_initial_values): Call
16830 replace_in_expr to make replacements. Call replace_single_def_regs
16831 once on the initial version of the expression.
16833 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16836 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16838 2009-03-31 Richard Guenther <rguenther@suse.de>
16840 PR middle-end/31029
16841 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16842 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16844 2009-03-31 Richard Guenther <rguenther@suse.de>
16846 * tree.h (div_if_zero_remainder): Declare.
16847 * fold-const.c (div_if_zero_remainder): Export.
16848 * tree-ssa-forwprop.c
16849 (forward_propagate_addr_into_variable_array_index): Handle
16850 constant array index addition outside of the variable index.
16852 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16855 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16856 define_splits, floatunssi<mode>2): Require x87 conversions from
16857 DImode to be permitted.
16859 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16861 PR preprocessor/15638
16862 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16864 2009-03-31 Richard Guenther <rguenther@suse.de>
16866 PR middle-end/23401
16867 PR middle-end/27810
16868 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16869 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16870 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16871 a separate statement.
16872 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16873 (lookup_tmp_var): Likewise.
16874 (is_gimple_formal_tmp_or_call_rhs): Remove.
16875 (is_gimple_reg_or_call_rhs): Rename to ...
16876 (is_gimple_reg_rhs_or_call): ... this.
16877 (is_gimple_mem_or_call_rhs): Rename to ...
16878 (is_gimple_mem_rhs_or_call): ... this.
16879 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16880 DECL_GIMPLE_REG_P only if is_formal is true.
16881 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16882 for non-proper post-modify expression gimplification.
16883 (gimplify_self_mod_expr): For post-modify expressions gimplify
16884 the lvalue to a minimal lvalue.
16885 (rhs_predicate_for): Remove formal temp case.
16886 (gimplify_modify_expr_rhs): Likewise.
16887 (gimplify_addr_expr): Use is_gimple_reg.
16888 (gimplify_expr): Remove formal temp cases.
16889 (gimple_regimplify_operands): Likewise.
16890 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16891 and FILTER_EXPR like constants.
16892 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16894 (is_gimple_formal_tmp_rhs): Remove.
16895 (is_gimple_reg_rhs): Remove special casing.
16896 (is_gimple_mem_rhs): Fix.
16897 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16898 (is_gimple_formal_tmp_var): Remove.
16899 (is_gimple_formal_tmp_reg): Likewise.
16900 (is_gimple_min_lval): Allow invariant component ref parts.
16901 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16902 is_gimple_formal_tmp_reg): Remove declarations.
16903 * tree-cfg.c (verify_expr): Verify that variables with address
16904 taken do not have DECL_GIMPLE_REG_P set.
16905 * tree-mudflap.c (mf_build_check_statement_for): Use
16906 force_gimple_operand instead of gimplify_expr.
16908 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16910 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16911 schedulable rows to compute_split_row.
16913 2009-03-31 Ben Elliston <bje@au.ibm.com>
16916 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16919 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16921 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16922 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16923 * configure: Regenerate.
16924 * config.in: Regenerate.
16925 * config/rs6000/rs6000.opt (mtls-markers): Add.
16926 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16927 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16928 (tls_ld_aix, tls_ld_sysv): Likewise.
16929 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16930 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16932 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16934 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16936 2009-03-30 Jan Hubicka <jh@suse.cz>
16938 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16940 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16941 detection and label handling.
16943 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16945 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16946 left_conflicts_size.
16947 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16948 ALLOCNO_LEFT_CONFLICTS_SIZE.
16950 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16951 remove_allocno_from_bucket_and_push,
16952 allocno_spill_priority_compare, push_allocnos_to_stack,
16953 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16954 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16955 (setup_allocno_left_conflicts_num): Ditto. Rename to
16956 setup_allocno_left_conflicts_size.
16957 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16958 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16959 setup_allocno_left_conflicts_size instead of
16960 setup_allocno_left_conflicts_num.
16962 * ira-build.c (ira_create_allocno): Use
16963 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16964 ALLOCNO_LEFT_CONFLICTS_NUM.
16966 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16968 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16969 instead of DF_LR_OUT.
16971 * ira-lives.c (process_bb_node_lives): Ditto.
16973 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16974 instead of DF_LR_{OUT,IN}.
16976 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16978 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16980 2009-03-30 Jan Hubicka <jh@suse.cz>
16982 * except.c (label_to_region_map): Fix thinko.
16984 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16986 PR middle-end/38237
16987 * tree.h (tree_find_value): New declaration.
16988 * tree.c (tree_find_value): New function.
16989 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16991 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16994 * c-decl.c (struct c_binding): Add locus field.
16995 (bind): Add locus argument, set locus field from it.
16996 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16997 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16998 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16999 implicitly_declare, undeclared_variable, lookup_label,
17000 declare_label, c_make_fname_decl, c_builtin_function,
17001 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17004 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17007 * config/i386/i386.c (classify_argument): Check total size of
17010 2009-03-30 Martin Jambor <mjambor@suse.cz>
17012 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17013 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17014 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17017 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17018 seen_variable_array_ref while also traversing a union.
17020 * tree-inline.c (optimize_inline_calls): Do not call
17021 cgraph_node_remove_callees.
17022 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17023 (pass_remove_cgraph_callee_edges): New variable.
17024 * passes.c (init_optimization_passes): Add
17025 pass_remove_cgraph_callee_edges after early inlining and before all
17026 late intraprocedural passes.
17028 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17030 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17032 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17033 Fix typos in names.
17035 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17037 * combine.c (simplify_comparison): Use have_insn_for.
17038 * dojump.c (do_jump): Likewise.
17040 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17042 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17043 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17044 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17045 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17046 instead of sparc_compare_emitted.
17047 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17048 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17049 instead of sparc_compare_emitted.
17051 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17053 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17054 enter/exit cfglayout mode.
17055 (pass_partition_block): Require it.
17056 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17057 (combine_instructions): Track basic blocks instead of labels.
17058 (update_cfg_for_uncondjump): New.
17059 (try_combine): Use it. Update jumps after rescanning.
17060 (pass_combine): Require PROP_cfglayout.
17061 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17063 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17065 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17066 Provide/destroy PROP_cfglayout respectively.
17067 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17068 * tree-pass.h (PROP_cfglayout): New.
17070 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17072 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17073 fold_convert_const_fixed_from_fixed,
17074 fold_convert_const_fixed_from_int,
17075 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17076 set TREE_CONSTANT_OVERFLOW.
17077 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17078 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17080 2009-03-30 Ira Rosen <irar@il.ibm.com>
17082 * tree-vect-loop-manip.c: New file.
17083 * tree-vectorizer.c: Update documentation and included files.
17084 (vect_loop_location): Make extern.
17085 (rename_use_op): Move to tree-vect-loop-manip.c
17086 (rename_variables_in_bb, rename_variables_in_loop,
17087 slpeel_update_phis_for_duplicate_loop,
17088 slpeel_update_phi_nodes_for_guard1,
17089 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17090 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17091 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17092 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17093 find_loop_location): Likewise.
17094 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17095 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17096 get_vectype_for_scalar_type, vect_is_simple_use,
17097 supportable_widening_operation, supportable_narrowing_operation):
17099 (bb_in_loop_p): Move to tree-vect-loop.c.
17100 (new_loop_vec_info, destroy_loop_vec_info,
17101 reduction_code_for_scalar_code, report_vect_op,
17102 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17103 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17104 (vect_supportable_dr_alignment): Likewise.
17105 * tree-vectorizer.h (tree-data-ref.h): Include.
17106 (vect_loop_location): Declare.
17107 Reorganize function declarations according to the new file structure.
17108 * tree-vect-loop.c: New file.
17109 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17110 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17111 * tree-vect-data-refs.c: New file.
17112 * tree-vect-patterns.c (timevar.h): Don't include.
17113 * tree-vect-stmts.c: New file.
17114 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17115 tree-vect-slp.c, tree-vect-loop.c.
17116 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17117 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17118 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17119 (tree-vect-analyze.o): Remove.
17120 (tree-vect-transform.o): Likewise.
17121 (tree-vect-data-refs.o): Add rule.
17122 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17123 tree-vect-slp.o): Likewise.
17124 (tree-vect-patterns.o): Remove redundant dependencies.
17125 (tree-vectorizer.o): Likewise.
17126 * tree-vect-slp.c: New file.
17128 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17130 * optc-gen.awk: Warn if an option flag has multiple different
17133 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17135 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17136 -floop-block): Document dependences on PPL, CLooG and Graphite.
17138 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17140 PR rtl-optimization/323
17141 * c-common.c (c_fully_fold, convert_and_check,
17142 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17143 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17144 * c-common.def (EXCESS_PRECISION_EXPR): New.
17145 * c-cppbuiltin.c (builtin_define_float_constants): Define
17146 constants with enough digits for long double.
17147 * c-lex.c (interpret_float): Interpret constant with excess
17148 precision where appropriate.
17149 * c-opts.c (c_common_post_options): Set
17150 flag_excess_precision_cmdline. Give an error for
17151 -fexcess-precision=standard for C++ for processors where the
17152 option is significant.
17153 * c-parser.c (c_parser_conditional_expression): Handle excess
17154 precision in condition.
17155 * c-typeck.c (convert_arguments): Handle arguments with excess
17157 (build_unary_op): Move excess precision outside operation.
17158 (build_conditional_expr): Likewise.
17159 (build_compound_expr): Likewise.
17160 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17161 (build_modify_expr): Handle excess precision in RHS.
17162 (convert_for_assignment): Handle excess precision in converted
17164 (digest_init, output_init_element, process_init_element): Handle
17165 excess precision in initializer.
17166 (c_finish_return): Handle excess precision in return value.
17167 (build_binary_op): Handle excess precision in operands and add
17168 excess precision as needed for operation.
17169 * common.opt (-fexcess-precision=): New option.
17170 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17171 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17172 For standard excess precision, output explicit conversion to and
17173 truncation from XFmode.
17174 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17175 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17176 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17177 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17178 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17179 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17180 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17181 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17182 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17183 define_splits, sqrt<mode>2): Disable where appropriate for
17184 standard excess precision.
17185 * convert.c (convert_to_real): Do not shorten arithmetic to type
17186 for which excess precision would be used.
17187 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17188 * doc/invoke.texi (-fexcess-precision=): Document option.
17189 (-mfpmath=): Correct index entry.
17190 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17191 flag_excess_precision): New.
17192 * langhooks.c (lhd_post_options): Set
17193 flag_excess_precision_cmdline.
17194 * opts.c (common_handle_option): Handle -fexcess-precision=.
17195 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17196 init_excess_precision): New.
17197 (lang_dependent_init_target): Call init_excess_precision.
17198 * tree.c (excess_precision_type): New.
17199 * tree.h (excess_precision_type): Declare.
17201 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17204 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17205 non-lvalue to component.
17207 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17209 PR preprocessor/34695
17210 * Makefile.in (c-opts.o): Depend on c-tree.h.
17211 * c-common.c: Move down include of diagnostic.h.
17212 (done_lexing, c_cpp_error): New.
17213 * c-common.h (done_lexing): Declare.
17214 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17216 * c-opts.c: Include c-tree.h.
17217 (c_common_init_options): Set preprocessor error callback.
17218 (c_common_handle_option): Do not set preprocessor
17219 inhibit_warnings, warnings_are_errors, warn_system_headers,
17220 pedantic_errors or inhibit_warnings flags.
17221 (c_common_post_options): Do not check cpp_errors (parse_in).
17222 (c_common_finish): Do not output dependencies if there were
17223 errors. Do not check return value of cpp_finish.
17224 * c-ppoutput.c (pp_file_change): Set input_location.
17225 * c-tree.h (c_cpp_error): Declare.
17226 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17228 (diagnostic_build_prefix): Check override_column.
17229 * diagnostic.h (diagnostic_info): Add override_column field.
17230 (diagnostic_override_column): Define.
17232 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17234 * c-common.c (c_expand_expr, c_staticp): Remove.
17235 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17236 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17237 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17238 * c-gimplify.c (gimplify_compound_literal_expr,
17239 optimize_compound_literals_in_ctor): Remove.
17240 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17241 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17242 * c-semantics.c (emit_local_var): Remove.
17244 * langhooks-def.h (lhd_expand_expr): Remove.
17245 * langhooks.c (lhd_expand_expr): Remove.
17246 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17248 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17249 handling from c-semantics.c; don't call into langhook.
17250 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17251 * gimplify.c (gimplify_compound_literal_expr,
17252 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17253 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17254 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17255 as was done in c-gimplify.c.
17256 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17257 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17258 Move from c-common.h.
17259 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17261 * tree.c (staticp): Do not call langhook.
17262 * langhooks.c (lhd_staticp): Delete.
17263 * langhooks-def.h (lhd_staticp): Delete prototype.
17264 (LANG_HOOKS_STATICP): Delete.
17265 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17267 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17268 instead of DECL_STMTs.
17270 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17278 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17280 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17281 contained expression.
17282 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17283 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17284 conditional expressions for C.
17285 (decl_constant_value_for_optimization): Move from
17286 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17287 whether optimizing and that the expression is a VAR_DECL not of
17288 array type instead of doing such checks in the caller. Do not
17289 check pedantic. Call gcc_unreachable for C++.
17290 * c-common.def (C_MAYBE_CONST_EXPR): New.
17291 * c-common.h (c_fully_fold, c_save_expr,
17292 decl_constant_value_for_optimization): New prototypes.
17293 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17294 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17295 EXPR_INT_CONST_OPERANDS): Define.
17296 * c-convert.c (convert): Strip nops from expression.
17297 * c-decl.c (groktypename): Take extra parameters expr and
17298 expr_const_operands. Update call to grokdeclarator.
17299 (start_decl): Update call to grokdeclarator. Add statement for
17300 expressions used in type of decl.
17301 (grokparm): Update call to grokdeclarator.
17302 (push_parm_decl): Update call to grokdeclarator.
17303 (build_compound_literal): Add parameter non_const and build a
17304 C_MAYBE_COSNT_EXPR if applicable.
17305 (grokdeclarator): Take extra parameters expr and
17306 expr_const_operands. Track expressions used in declaration
17307 specifiers and declarators. Fold array sizes and track whether
17308 they are constant expressions and whether they are integer
17309 constant expressions.
17310 (parser_xref_tag): Set expr and expr_const_operands fields in
17312 (grokfield): Update call to grokdeclarator.
17313 (start_function): Update call to grokdeclarator.
17314 (build_null_declspecs): Set expr and expr_const_operands fields in
17316 (declspecs_add_type): Handle expressions in typeof specifiers.
17317 * c-parser.c (c_parser_declspecs): Set expr and
17318 expr_const_operands fields for declaration specifiers.
17319 (c_parser_enum_specifier): Likewise.
17320 (c_parser_struct_or_union_specifier): Likewise.
17321 (c_parser_typeof_specifier): Likewise. Update call to
17322 groktypename. Fold expression as needed. Return expressions with
17323 type instead of adding statements.
17324 (c_parser_attributes): Update calls to c_parser_expr_list.
17325 (c_parser_statement_after_labels): Fold expression before passing
17326 to objc_build_throw_stmt.
17327 (c_parser_condition): Fold expression.
17328 (c_parser_asm_operands): Fold expression.
17329 (c_parser_conditional_expression): Use c_save_expr. Update call
17330 to build_conditional_expr.
17331 (c_parser_alignof_expression): Update call to groktypename.
17332 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17333 original_code. Fold expression argument of va_arg. Create
17334 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17335 argument to va_arg. Update calls to groktypename. Fold array
17336 index for offsetof. Verify that first argument to
17337 __builtin_choose_expr has integer type.
17338 (c_parser_postfix_expression_after_paren_type): Update calls to
17339 groktypename and build_compound_literal. Handle expressions with
17340 side effects in type name.
17341 (c_parser_postfix_expression_after_primary): Update call to
17342 c_parser_expr_list. Set original_code for calls to
17343 __builtin_constant_p.
17344 (c_parser_expr_list): Take extra parameter fold_p. Fold
17345 expressions if requested.
17346 (c_parser_objc_type_name): Update call to groktypename.
17347 (c_parser_objc_synchronized_statement): Fold expression.
17348 (c_parser_objc_receiver): Fold expression.
17349 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17350 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17351 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17352 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17353 (struct c_typespec): Add elements expr and expr_const_operands.
17354 (struct c_declspecs): Add elements expr and expr_const_operands.
17355 (groktypename, build_conditional_expr, build_compound_literal):
17357 (in_late_binary_op): Declare.
17358 * c-typeck.c (note_integer_operands): New function.
17359 (in_late_binary_op): New variable.
17360 (decl_constant_value_for_broken_optimization): Move to c-common.c
17361 and rename to decl_constant_value_for_optimization.
17362 (default_function_array_conversion): Do not strip nops.
17363 (default_conversion): Do not call
17364 decl_constant_value_for_broken_optimization.
17365 (build_array_ref): Do not fold result.
17366 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17367 result when operand is a VLA.
17368 (c_expr_sizeof_type): Update call to groktypename. Handle
17369 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17370 result when operand names a VLA type.
17371 (build_function_call): Update call to build_compound_literal.
17372 Only fold result for calls to __builtin_* functions. Strip
17373 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17374 the function designator.
17375 (convert_arguments): Fold arguments. Update call to
17376 convert_for_assignment.
17377 (build_unary_op): Handle increment and decrement of
17378 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17379 decrement earlier. Fold operand of increment and decrement.
17380 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17381 built for integer operand. Wrap returns that are INTEGER_CSTs
17382 without being integer constant expressions or that have integer
17383 constant operands without being INTEGER_CSTs.
17384 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17385 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17386 result is an integer constant expression or can be used in
17387 unevaluated parts of one and avoid folding and wrap as
17388 appropriate. Fold operands before possibly doing -Wsign-compare
17390 (build_compound_expr): Wrap result for C99 if operands can be used
17391 in integer constant expressions.
17392 (build_c_cast): Update call to digest_init. Do not ignore
17393 overflow from casting floating-point constants to integers. Wrap
17394 results that could be confused with integer constant expressions,
17395 null pointer constants or floating-point constants.
17396 (c_cast_expr): Update call to groktypename. Handle expressions
17397 included in type name.
17398 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17399 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17400 Update calls to convert_for_assignment.
17401 (convert_for_assignment): Take new parameter
17402 null_pointer_constant. Do not strip nops or call
17403 decl_constant_value_for_broken_optimization. Set
17404 in_late_binary_op for conversions to boolean.
17405 (store_init_value): Update call to digest_init.
17406 (digest_init): Take new parameter null_pointer_constant. Do not
17407 call decl_constant_value_for_broken_optimization. pedwarn for
17408 initializers not constant expressions. Update calls to
17409 convert_for_assignment.
17410 (constructor_nonconst): New.
17411 (struct constructor_stack): Add nonconst element.
17412 (really_start_incremental_init, push_init_level, pop_init_level):
17413 Handle constructor_nonconst and nonconst element.
17414 (set_init_index): Call constant_expression_warning for array
17416 (output_init_element): Fold value. Set constructor_nonconst as
17417 applicable. pedwarn for initializers not constant expressions.
17418 Update call to digest_init. Call constant_expression_warning
17419 where constant initializers are required.
17420 (process_init_element): Use c_save_expr.
17421 (c_finish_goto_ptr): Fold expression.
17422 (c_finish_return): Fold return value. Update call to
17423 convert_for_assignment.
17424 (c_start_case): Fold switch expression.
17425 (c_process_expr_stmt): Fold expression.
17426 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17427 ensure statement expression is not evaluated in constant expression.
17428 (build_binary_op): Track whether results are integer constant
17429 expressions or may occur in such, disable folding and wrap results
17430 as applicable. Fold operands for -Wsign-compare warnings unless
17432 (c_objc_common_truthvalue_conversion): Handle results folded to
17433 integer constants that are not integer constant expressions.
17434 * doc/extend.texi: Document when typeof operands are evaluated,
17435 that condition of __builtin_choose_expr is an integer constant
17436 expression, and more about use of __builtin_constant_p in
17439 2009-03-29 Richard Guenther <rguenther@suse.de>
17441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17442 propagate addresses of array references.
17444 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17446 * regmove.c (perhaps_ends_bb_p): Remove.
17447 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17448 from INSN and check that the main loop stays within that basic block.
17449 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17450 (regmove_forward_pass): Split out from regmove_optimize. Use
17451 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17452 (regmove_backward_pass): Split out from regmove_optimize. Use
17453 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17454 (regmove_optimize): Simplify.
17456 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17459 * config/i386/i386.c (classify_argument): Ignore flexible array
17460 member in struct and warn ABI change.
17462 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17464 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17466 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17467 (ix86_adjust_cost): Updated.
17469 2009-03-29 Jan Hubicka <jh@suse.cz>
17471 PR middle-end/28850
17472 * tree-pass.h (pass_cleanup_eh): New function.
17473 (remove_unreachable_regions): Break code handling RTL
17474 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17475 that can not be reached by runtime.
17476 (can_be_reached_by_runtime): New function.
17477 (label_to_region_map): New function.
17478 (num_eh_regions): New function.
17479 (rtl_remove_unreachable_regions): New function.
17480 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17481 (remove_eh_region): New function.
17482 * except.h: Include sbitmap and vecprim.
17483 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17484 num_eh_regions): Declare.
17485 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17486 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17487 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17488 (tree_empty_eh_handler_p): New function.
17489 (cleanup_empty_eh): New function.
17490 (cleanup_eh): New function.
17491 (pass_cleanup_eh): New function.
17493 2009-03-29 Jan Hubicka <jh@suse.cz>
17495 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17496 for removed regions.
17498 2009-03-29 Jan Hubicka <jh@suse.cz>
17500 * except.c (dump_eh_tree): Dump all datastructures.
17502 2009-03-29 Jan Hubicka <jh@suse.cz>
17504 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17505 (duplicate_eh_regions_1): Likewise.
17506 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17507 vector; call EH verification.
17508 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17509 Be ready for region being removed.
17511 2009-03-29 Jan Hubicka <jh@suse.cz>
17513 * bitmap.c (bitmap_last_set_bit): New function.
17514 * bitmap.h (bitmap_last_set_bit): Declare.
17516 2009-03-29 David Ayers <ayers@fsfe.org>
17519 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17520 by calling objc_compare_types and surpress warnings about
17521 incompatible C pointers that are compatible ObjC pointers.
17523 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17525 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17526 call initialize_inline_failed.
17527 (initialize_inline_failed): Move it from here ...
17528 * cgraph.c (initialize_inline_failed): ... to here.
17529 (cgraph_create_edge): Call initialize_inline_failed rather than
17530 setting inline_failed directly.
17532 2009-03-29 Ben Elliston <bje@au.ibm.com>
17535 * sysv4.opt (msdata): Improve comment.
17536 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17537 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17539 2009-03-29 Ben Elliston <bje@au.ibm.com>
17542 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17543 load and store attributes.
17545 2009-03-29 Ben Elliston <bje@au.ibm.com>
17547 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17548 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17549 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17550 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17551 __builtin_infq and __builtin_huge_valq.
17553 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17555 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17557 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17558 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17560 2009-03-28 Xinliang David Li <davidxl@google.com>
17562 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17563 (do_dbg_cnt): New function.
17565 2009-03-28 Jan Hubicka <jh@suse.cz>
17567 Merge from pretty-ipa:
17569 2009-03-27 Jan Hubicka <jh@suse.cz>
17571 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17572 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17573 * passes.c (function_called_by_processed_nodes_p): New.
17574 * ipa-pure-const.c (check_call): Fix handling of operands.
17575 (analyze_function): Dump debug output for skipped bodies.
17576 (local_pure_const): Use function_called_by_processed_nodes_p.
17577 * dwarf2out.c (reference_to_unused): Use output.
17578 * passes.c (do_per_function_toporder): Likewise.
17580 2008-11-12 Jan Hubicka <jh@suse.cz>
17582 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17583 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17584 state_set_in_source enum
17585 (check_decl): Ignore memory tags; do not set fake looping flags;
17587 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17588 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17589 (check_call, analyze_function): Rewrite.
17591 (add_new_function): Update call of analyze_function.
17592 (generate_summary): Add call of analyze_function.
17593 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17594 (local_pure_const): New function.
17595 (pass_local_pure_const): New pass.
17596 * ipa-inline.c (inline_transform): Set after_inlining.
17597 * tree-eh.c (stmt_can_throw_external): New.
17598 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17599 work with aliasing built.
17600 * tree-flow.h (stmt_can_throw_external): New.
17601 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17602 and local pure/const pass in early and late optimization queue.
17604 2009-03-28 Martin Jambor <mjambor@suse.cz>
17606 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17608 (fold_binary): Allow function decl aligment consideration is the
17609 second argument is integer constant one.
17610 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17611 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17612 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17614 2009-03-28 Jan Hubicka <jh@suse.cz>
17616 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17617 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17618 * function.h (rtl_data): Add nothrow flag.
17619 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17620 set DECL_NOTHROW for AVAILABLE functions.
17622 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17624 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17625 following vector keyword has expansion starting with pixel or bool
17626 keyword, expand vector to __vector and pixel or bool to __pixel or
17630 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17631 warn_if_disallowed_function_p): Removed.
17632 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17633 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17634 warning_if_disallowed_function_p.
17635 * flags.h (warn_if_disallowed_function_p,
17636 warn_disallowed_functions): Removed.
17637 * common.opt (Wdisallowed-function-list=): Removed.
17638 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17640 2009-03-28 Richard Guenther <rguenther@suse.de>
17642 PR tree-optimization/38723
17643 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17646 2009-03-28 Jan Hubicka <jh@suse.cz>
17648 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17649 test introduced by my previous patch.
17651 2009-03-28 Richard Guenther <rguenther@suse.de>
17653 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17654 the PHIs value undefined.
17656 2009-03-28 Jan Hubicka <jh@suse.cz>
17658 * tree-pass.h (pass_fixup_cfg): New pass.
17659 * ipa-inline.c (inline_transform): Set
17660 always_inline_functions_inlined/after_inlining.
17661 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17662 (pass_fixup_cfg): New pass.
17663 * passes.c (init_optimization_passes): Add fixup_cfg.
17665 2009-03-28 Richard Guenther <rguenther@suse.de>
17667 PR tree-optimization/38458
17668 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17669 argument use the arguments copy-of value.
17671 2009-03-28 Richard Guenther <rguenther@suse.de>
17673 PR tree-optimization/38180
17674 * tree-ssa-ccp.c (get_default_value): Simplify.
17675 (likely_value): Likewise.
17676 (surely_varying_stmt_p): Properly handle VOP case.
17677 (ccp_initialize): Likewise.
17678 (ccp_fold): Handle propagating through *&.
17679 (fold_const_aggregate_ref): Also handle decls.
17681 2009-03-28 Jan Hubicka <jh@suse.cz>
17683 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17684 * cgraph.h (cgraph_node): Likewise.
17685 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17686 (cgraph_reset_node): Use process flag.
17687 (cgraph_mark_functions_to_output): Likewise.
17688 (cgraph_expand_function): Likewise.
17689 (cgraph_expand_all_functions): Likewise.
17690 (cgraph_output_in_order): Likewise.
17691 * dwarf2out.c (reference_to_unused): Likewise.
17692 * passes.c do_per_function_toporder): Likewise.
17694 2009-03-28 Jan Hubicka <jh@suse.cz>
17696 Bring from lto-branch:
17698 2008-09-03 Doug Kwan <dougkwan@google.com>
17700 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17701 enums instead of reason strings.
17702 * cgraph.c (cgraph_create_edge): Same.
17703 (cgraph_inline_failed_string): New function.
17704 * cgraph.h (cgraph_inline_failed_t): New enum type.
17705 (cgraph_inline_failed_string): New prototype.
17706 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17707 char pointer to cgraph_inline_failed_t.
17708 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17709 (cgraph_default_inline_p): Ditto.
17710 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17711 to cgraph_inline_failed_t pointer.
17712 * cif-code.def: New file.
17713 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17715 (cgraph_check_inline_limits): Change type of REASON to pointer to
17716 cgraph_inline_failed_t. Replace reason strings with enums.
17717 (cgraph_default_inline_p): Ditto.
17718 (cgraph_recursive_inlining_p): Ditto.
17719 (update_caller_keys): Change type of FAILED_REASON to
17720 cgraph_inline_failed_t.
17721 (cgraph_set_inline_failed): Change type of REASON to pointer to
17722 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17723 convert enums to strings for text output.
17724 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17725 to be of type cgraph_inline_failed_t. Replace reason strings with
17726 enums. Call cgraph_inline_failed_string to covert enums
17727 to strings for text output.
17728 (cgraph_decide_inlining): Replace reason strings with enums.
17729 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17730 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17732 * tree-inline.c (expand_call_inline): Change type of REASON
17733 to cgraph_inline_failed_t. Replace reason strings with enums.
17734 Call cgraph_inline_failed_string for text output.
17735 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17738 2009-03-28 Jan Hubicka <jh@suse.cz>
17740 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17741 cgraph_clone_node): Remove master clone handling.
17742 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17743 * cgraph.h (master_clone): Remove.
17744 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17745 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17746 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17748 2009-03-28 Jan Hubicka <jh@suse.cz>
17750 * cgraph.c (cgraph_function_body_availability): Functions declared
17751 inline are always safe to assume that it is not going to be replaced.
17753 2009-03-28 Richard Guenther <rguenther@suse.de>
17755 PR tree-optimization/38513
17756 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17757 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17758 EXC_PTR_EXPR and FILTER_EXPR.
17759 (get_ref_from_reference_ops): Likewise.
17761 2009-03-28 Richard Guenther <rguenther@suse.de>
17763 PR tree-optimization/38968
17764 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17765 Use FLOOR_MOD_EXPR to compute misalignment.
17767 2009-03-28 Richard Guenther <rguenther@suse.de>
17769 PR tree-optimization/37795
17770 * tree.h (combine_comparisons): Declare.
17771 * fold-const.c (combine_comparisons): Export.
17772 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17774 (ifcombine_iforif): Use combine_comparisons.
17776 2009-03-28 Jan Hubicka <jh@suse.cz>
17778 * tree-eh.c (inlinable_call_p): New function.
17779 (make_eh_edges): Use it.
17780 (verify_eh_edges): Use it.
17781 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17782 * except.c (reachable_next_level): Add inlinable_function argument
17783 (sjlj_find_directly_reachable_regions): Update.
17784 (add_reachable_handler): Do not set saw_any_handlers.
17785 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17786 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17787 Add new inlinable call parameter.
17788 (can_throw_internal, can_throw_external): Update.
17789 * except.h (can_throw_internal_1, can_throw_external_1,
17790 foreach_reachable_handler): Update declaration.
17792 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17794 * config/arm/t-arm-coff, config/h8300/coff.h,
17795 config/i386/i386-aout.h, config/i386/i386-coff.h,
17796 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17797 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17798 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17799 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17800 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17801 sys-types.h: Remove.
17802 * Makefile.in: Remove protoize and fixproto support and references
17804 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17805 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17807 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17808 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17809 unprotoize$(exeext).
17810 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17811 (.PHONY): Don't depend on proto.
17812 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17813 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17814 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17815 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17816 build/gen-protos.o, build/scan.o, xsys-protos.h,
17817 build/fix-header$(build_exeext), build/fix-header.o,
17818 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17819 stmp-install-fixproto): Remove.
17820 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17821 SYSCALLS.c or fixproto files.
17822 (install-common): Don't install protoize.
17823 (install-headers-tar, install-headers-cpio, install-headers-cp):
17824 Don't depend on $(STMP_FIXPROTO).
17825 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17826 install fixproto files or write out fixproto settings.
17827 (uninstall): Don't uninstall protoize.
17828 * config.gcc (use_fixproto): Remove.
17829 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17830 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17831 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17832 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17833 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17834 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17835 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17836 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17837 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17838 * config/t-vxworks (STMP_FIXPROTO): Remove.
17839 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17840 STMP_FIXPROTO): Remove.
17841 * config.in, configure: Regenerate.
17842 * crtstuff.c (gid_t, uid_t): Don't undefine.
17843 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17844 (arm-*-coff, arm-*-aout: Remove target entries.
17845 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17846 Remove mention of AIX 4.1.
17847 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17848 * doc/invoke.texi (Running Protoize): Remove.
17849 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17850 (Protoize Caveats): Remove.
17851 * tsystem.h: Update comments on headers assumed to exist.
17853 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17855 * genautomata.c: Add a new year to the copyright. Add a new
17857 (struct insn_reserv_decl): Add comments for member bypass_list.
17858 (find_bypass): Remove.
17859 (insert_bypass): New.
17860 (process_decls): Use insert_bypass.
17861 (output_internal_insn_latency_func): Output all bypasses with the
17862 same input insn in one switch case.
17864 * rtl.def (define_bypass): Describe bypass choice.
17865 * doc/md.texi (define_bypass): Ditto.
17867 2009-03-27 Richard Guenther <rguenther@suse.de>
17869 * gimplify.c (mark_addressable): Export.
17870 * tree-flow.h (mark_addressable): Declare.
17871 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17872 * tree-ssa.c (verify_phi_args): Verify that address taken
17873 variables have TREE_ADDRESSABLE set.
17875 2009-03-27 Richard Guenther <rguenther@suse.de>
17877 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17878 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17879 Do not mark decls TREE_ADDRESSABLE.
17880 (build_fold_addr_expr): Adjust.
17881 (fold_addr_expr): Remove.
17882 (fold_unary): Use build_fold_addr_expr.
17883 (fold_comparison): Likewise.
17884 (split_address_to_core_and_offset): Likewise.
17885 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17887 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17888 (gimplify_modify_expr_to_memcpy): Mark source and destination
17890 * omp-low.c (create_omp_child_function): Mark the object decl
17892 (lower_rec_input_clauses): Mark the var we take the address of
17894 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17896 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17898 PR middle-end/39315
17899 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17900 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17902 2009-03-27 Richard Guenther <rguenther@suse.de>
17904 PR tree-optimization/39120
17905 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17907 (handle_lhs_call): Process return constraints. Add escape
17908 constraints if necessary.
17909 (handle_const_call): Fill out return constraints. Make nested
17910 case more precise. Avoid consttmp if possible.
17911 (handle_pure_call): Fill out return constraints. Avoid
17912 callused if possible.
17913 (find_func_aliases): Simplify call handling.
17915 2009-03-27 Richard Guenther <rguenther@suse.de>
17917 PR tree-optimization/39120
17918 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17919 as a representative.
17920 (solve_graph): Do propagate CALLUSED.
17921 (handle_pure_call): Use a scalar constraint from CALLUSED for
17923 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17926 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17929 * c-common.c (handle_aligned_attribute): Properly check alignment
17930 overflow. Use (1U << i) instead of (1 << i).
17932 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17934 * expr.h (get_mem_align_offset): Updated.
17936 * tree.h (tree_decl_common): Change align to "unsigned int" and
17937 move it before pointer_alias_set.
17939 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17940 Jakub Jelinek <jakub@redhat.com>
17943 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17944 gr_register_operand with gr_reg_or_0_operand.
17945 (cmpxchg_rel_di): Likewise.
17946 (sync_lock_test_and_set<mode>): Likewise.
17948 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17950 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17951 (true_regnum): Likewise.
17953 * rtlanal.c (subreg_info): Moved to ...
17954 * rtl.h (subreg_info): Here. New.
17955 (subreg_get_info): New.
17957 * rtlanal.c (subreg_get_info): Make it extern.
17959 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17962 * config/i386/i386.c (ix86_abi): New.
17963 (override_options): Handle -mabi=.
17964 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17965 (ix86_call_abi_override): Likewise.
17966 (init_cumulative_args): Likewise.
17967 (function_arg_advance): Likewise.
17968 (function_arg_64): Likewise.
17969 (function_arg): Likewise.
17970 (ix86_pass_by_reference): Likewise.
17971 (ix86_function_value_regno_p): Likewise.
17972 (ix86_build_builtin_va_list_abi): Likewise.
17973 (setup_incoming_varargs_64): Likewise.
17974 (is_va_list_char_pointer): Likewise.
17975 (ix86_init_machine_status): Likewise.
17976 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17977 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17978 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17979 (ix86_function_abi): Make it static and return enum calling_abi.
17980 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17982 (ix86_fn_abi_va_list): Updated.
17984 * config/i386/i386.h (ix86_abi): New.
17985 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17986 (CONDITIONAL_REGISTER_USAGE): Likewise.
17987 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17988 (machine_function): Likewise.
17990 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17992 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17993 (STACK_BOUNDARY): Likewise.
17994 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17996 * config/i386/i386.opt (mabi=): New.
17998 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17999 return enum calling_abi.
18000 (ix86_function_type_abi): Likewise.
18001 (ix86_function_abi): Removed.
18003 * doc/invoke.texi: Document -mabi= option for x86.
18005 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18007 * builtins.c (real_dconstp): Delete.
18008 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18010 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18011 Jakub Jelinek <jakub@redhat.com>
18014 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18015 (gen_subprogram_die): When a function is explicit, generate the
18016 DW_AT_explicit attribute.
18017 * langhooks.h (struct lang_hooks_for_decls): Add
18018 function_decl_explicit_p langhook.
18019 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18020 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18022 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18024 * builtins.c (fold_builtin_memory_op): Optimize memmove
18025 into memcpy if we can prove source and destination don't overlap.
18027 * tree-inline.c: Include gt-tree-inline.h.
18028 (clone_fn_id_num): New variable.
18029 (clone_function_name): New function.
18030 (tree_function_versioning): Use it.
18031 * Makefile.in (GTFILES): Add tree-inline.c.
18033 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18035 * BASE-VER: Change to 4.5.0.
18037 2009-03-27 Xinliang David Li <davidxl@google.com>
18039 PR tree-optimization/39557
18040 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18042 2009-03-27 Xinliang David Li <davidxl@google.com>
18044 PR tree-optimization/39548
18045 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18048 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18050 * c-common.c (pointer_int_sum): Use %wd on return from
18053 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18055 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18056 on return from tree_low_cst.
18058 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18061 * ginclude/stdarg.h (va_copy): Define also for
18062 __GXX_EXPERIMENTAL_CXX0X__.
18064 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18067 * builtins.h (c_strlen): Do not warn here.
18068 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18069 * c-common.c (pointer_int_sum): Take an explicit location.
18070 Warn about offsets out of bounds.
18071 * c-common.h (pointer_int_sum): Adjust declaration.
18073 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18075 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18078 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18081 * opts.c (warn_if_disallowed_function_p): Don't assume
18082 get_callee_fndecl must return non-NULL.
18084 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18086 PR rtl-optimization/39522
18087 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18088 when reg_reloaded_valid is set.
18090 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18092 * config/spu/divv2df3.c: New file.
18093 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18094 (DPBIT_FUNCS): Filter out _div_df.
18096 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18098 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18099 a jump insn, count that jump in the distance to the loop start.
18101 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18104 * config/sh/sh.c (calc_live_regs): Fix condition for global
18105 registers except PIC_OFFSET_TABLE_REGNUM.
18107 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18110 * doc/invoke.texi (-mconsole): New.
18112 (-mno-cygwin): New.
18114 (-mnop-fun-dllimport): New.
18118 (sub section "i386 and x86-64 Windows Options"): New.
18120 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18122 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18123 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18125 2009-03-25 Richard Guenther <rguenther@suse.de>
18127 PR middle-end/39497
18128 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18131 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18133 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18134 neither of haifa/selective schedulers are working.
18136 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18138 * doc/invoke.texi (Debugging Options): Fix description of
18139 -fno-merge-debug-strings.
18141 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18143 * config/cris/libgcc.ver: New version-script.
18144 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18146 * configure.ac <GAS features, nop mnemonic>: Add pattern
18147 crisv32-*-* for "nop".
18148 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18149 * configure: Regenerate.
18151 2009-03-24 Ira Rosen <irar@il.ibm.com>
18153 PR tree-optimization/39529
18154 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18155 mark_sym_for_renaming for the tag copied to the new vector
18158 2009-03-24 Arthur Loiret <aloiret@debian.org>
18160 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18161 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18162 EXTRA_SPEC_FUNCTIONS.
18163 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18164 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18165 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18166 -march and -mtune options.
18168 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18170 * config/m68k/t-rtems: Add m5329 multilib.
18172 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18173 Jakub Jelinek <jakub@redhat.com>
18176 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18179 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18182 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18183 instead of c_parser_expression_conv, if original_code isn't one of the
18184 4 allowed comparison codes, fail.
18186 2009-03-23 Richard Guenther <rguenther@suse.de>
18188 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18189 * tree.h (struct tree_type): Likewise.
18190 * reload.h (struct insn_chain): Likewise.
18191 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18192 * function.h (struct function): Likewise.
18193 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18195 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18197 PR tree-optimization/39516
18198 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18200 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18202 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18203 should be set true if BITS_PER_WORD of target is bigger than 32
18205 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18207 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18208 Translate -B-options to -rpath-link. Correct existing
18209 rpath-link and conditionalize on !nostdlib.
18211 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18213 * doc/extend.texi (Function Attributes, Variable Attributes):
18215 * doc/invoke.texi (Debugging Options, Optimize Options)
18216 (i386 and x86-64 Options, MCore Options): Likewise.
18218 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18221 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18222 it for block local namespace aliases.
18223 (gen_decl_die): Pass context_die to gen_namespace_die.
18225 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18228 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18229 minimum or maximum value.
18231 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18233 * reginfo.c (globalize_reg): Recompute derived reg sets.
18235 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18238 * libgcc2.c (mprotect): Do not use signed arguments for
18239 VirtualProtect, use DWORD arguments. Also fix the 'may
18240 be used uninitialized' warning for the np variable.
18242 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18245 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18246 functions using regparm calling conventions when not optimizing.
18247 (ix86_function_sseregparm): Similarly for sseregparm calling
18250 2009-03-19 Li Feng <nemokingdom@gmail.com>
18252 PR middle-end/39500
18253 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18254 dependence if the first conflict is after niter iterations.
18256 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18258 PR middle-end/38609
18259 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18260 functions with dynamic stack-pointer adjustments.
18262 2009-03-19 Ben Elliston <bje@au.ibm.com>
18264 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18265 option; change to -msdata=data.
18267 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18269 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18272 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18275 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18277 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18279 * doc/invoke.texi (Code Gen Options): Expand discussion of
18282 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18284 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18285 * matrix-reorg.c (struct matrix_info): Likewise.
18286 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18287 * rtl.h (struct mem_attrs): Likewise.
18288 * df.h (struct df): Likewise.
18289 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18290 * ira-int.h (struct ira_allocno): Likewise.
18291 * df-scan.c (struct df_collection_rec): Likewise.
18292 * ira.c (struct equivalence): Likewise.
18293 * function.c (struct temp_slot): Likewise.
18294 * cfgloop.h (struct loop): Likewise.
18297 * function.c (use_register_for_decl): When not optimizing, disregard
18298 register keyword for variables with types containing methods.
18300 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18302 PR middle-end/39447
18303 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18304 (is_simple_operand): Call contains_component_ref_p before calling data
18305 reference analysis that would fail on COMPONENT_REFs.
18307 * tree-vrp.c (search_for_addr_array): Fix formatting.
18309 2009-03-18 Richard Guenther <rguenther@suse.de>
18311 * tree-vect-transform.c (vect_loop_versioning): Fold the
18312 generated comparisons.
18313 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18314 (slpeel_tree_peel_loop_to_edge): Likewise.
18316 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18318 PR middle-end/37805
18319 * opts.c (print_specific_help): In addition to `undocumented',
18320 accept `separate' and `joined' flags if passed alone. Describe
18321 output by the first matched one of those.
18322 (common_handle_option): Skip over empty strings.
18323 * gcc.c (display_help): Fix help string for `--help='.
18324 * doc/invoke.texi (Option Summary, Overall Options): With
18325 `--help=', classes and qualifiers can both be repeated, but
18326 only the latter can be negated. One should not pass only
18327 negated qualifiers. Fix markup and examples.
18330 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18331 PR middle-end/37805
18332 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18333 and -fhelp=separate.
18335 2009-03-17 Jing Yu <jingyu@google.com>
18337 PR middle-end/39378
18338 * function.h (struct rtl_data): Move is_thunk from here...
18339 (struct function): ...to here.
18340 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18341 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18343 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18345 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18346 (alpha_output_function_end_prologue): Likewise.
18347 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18348 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18349 (rs6000_output_function_epilogue): Likewise.
18350 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18352 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18355 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18356 from different units in a single alternative.
18357 (*truncdfsf_i387): Ditto.
18358 (*truncxfsf2_mixed): Ditto.
18359 (*truncxfdf2_mixed): Ditto.
18361 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18363 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18364 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18367 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18368 unused non-artificial variables when not optimizing.
18371 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18372 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18373 NAMESPACE_DECL in its DECL_INITIAL.
18375 PR middle-end/39443
18376 * optabs.c (set_user_assembler_libfunc): New function.
18377 * expr.h (set_user_assembler_libfunc): New prototype.
18378 * c-common.c: Include libfuncs.h.
18379 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18380 for memcmp, memset, memcpy, memmove and abort.
18381 * Makefile.in (c-common.o): Depend on libfuncs.h.
18384 * dwarf2out.c (gen_inlined_enumeration_type_die,
18385 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18386 gen_tagged_type_instantiation_die): Removed.
18387 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18390 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18393 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18395 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18396 (check-parallel-%): Ditto.
18397 (check-consistency): Ditto.
18399 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18401 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18402 local variable rhs by NULL_TREE.
18404 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18407 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18409 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18412 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18414 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18417 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18418 for ms->sysv ABI calls only in 64bit mode.
18420 * config/i386/i386.md (untyped_call): Support 32bit.
18422 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18424 * doc/extend.texi: Replace x86_65 with x86_64.
18426 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18428 PR tree-optimization/39455
18429 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18430 mismatches for POINTER_TYPE_P (type).
18431 (number_of_iterations_le): Likewise.
18433 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18435 * config/picochip/picochip.c: Removed profiling support.
18436 * config/picochip/picochip.md: Removed profiling instruction.
18437 * config/picochip/picochip.h: Removed profiling builtin.
18439 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18441 * doc/install.texi (--with-host-libstdcxx): Document.
18443 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18446 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18447 generate a warning if the function name does not begin with
18448 "__vector" and the function has either the 'signal' or 'interrupt'
18449 attribute, from here to ...
18450 (avr_declare_function_name): ...here. New function.
18451 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18452 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18454 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18457 * cse.c (fold_rtx): Don't modify original const_arg1 when
18458 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18459 separate variable instead.
18460 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18461 from out of range shift counts.
18462 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18464 2009-03-13 Catherine Moore <clm@codesourcery.com>
18466 * config/i386/x-mingw32 (host-mingw32.o): Replace
18467 diagnostic.h with $(DIAGNOSTIC_H).
18469 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18472 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18474 * config/i386/sync.md (sync_compare_and_swap<mode>,
18475 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18476 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18478 (sync_double_compare_and_swapdi_pic,
18479 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18480 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18482 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18485 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18487 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18490 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18491 (avx_addsubv4df3): Likewise.
18492 (*avx_addsubv4sf3): Likewise.
18493 (sse3_addsubv4sf3): Likewise.
18495 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18498 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18500 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18503 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18504 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18505 registers for allocnos created from user-defined variables.
18507 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18510 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18511 of non-integer mode as well.
18513 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18515 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18516 for functions for which the parameter types are unknown.
18518 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18521 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18522 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18523 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18524 * config/i386/i386.c (ix86_local_alignment): For
18525 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18526 long long variables on the stack to avoid dynamic realignment.
18527 Allow the first argument to be a decl rather than type.
18528 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18530 2009-03-11 Nick Clifton <nickc@redhat.com>
18533 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18535 Add description to mno-lsim option.
18536 * config/mcore/mcore.h: Remove comment about deprecated m4align
18538 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18539 * doc/invoke.texi: Add description of mno-lsim and
18540 mstack-increment options.
18542 * config/fr30/fr30.opt: Document the -mno-lsim option.
18543 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18544 and -mno-lsim options.
18546 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18548 * fold-const.c (fold_comparison): Only call fold_inf_compare
18549 if the mode supports infinities.
18551 2009-03-11 Jason Merrill <jason@redhat.com>
18554 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18555 end already did. Notice GIMPLE_CALL modifications of the result.
18556 Don't copy debug information from an ignored decl or a decl from
18559 2009-03-10 Richard Guenther <rguenther@suse.de>
18560 Nathan Froyd <froydnj@codesourcery.com>
18562 PR middle-end/37850
18563 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18564 (__divMODE3): Likewise.
18566 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18568 PR tree-optimization/39394
18569 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18570 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18572 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18574 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18575 inline asms for register asm ("") declarations.
18577 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18579 * fold-const.c (fold_unary): Fix comment.
18581 2009-03-07 Jan Hubicka <jh@suse.cz>
18584 * tree-inline.c (setup_one_parameter): Do replacement of const
18585 argument by constant in SSA form.
18587 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18589 PR middle-end/38028
18590 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18591 determine alignment passed to assign_stack_local.
18592 (assign_parms_unsplit_complex): Likewise.
18593 * except.c (sjlj_build_landing_pads): Likewise.
18595 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18597 PR middle-end/39360
18598 * tree-flow.h (add_referenced_var): Return bool instead of void.
18599 * tree-dfa.c (add_referenced_var): Return result of
18600 referenced_var_check_and_insert call.
18601 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18602 of referenced_var_check_and_insert.
18605 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18606 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18607 DIE, don't emit it if abstract origin already has it.
18608 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18609 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18611 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18613 * genpreds.c (needs_variable): Fix parentheses at variable name
18615 (write_tm_constrs_h): Indent generated code.
18617 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18619 * doc/extend.texi (Function Attributes): Add documentation
18620 for isr attributes.
18622 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18625 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18626 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18628 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18630 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18633 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18636 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18637 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18639 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18641 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18642 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18643 constants instead of magic numbers.
18644 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18646 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18647 (x86_64_ms_abi_int_parameter_registers): Ditto.
18648 (x86_64_int_return_registers): Ditto.
18649 (ix86_maybe_switch_abi): Ditto.
18650 (ix86_expand_call): Ditto for clobbered_registers array.
18651 (ix86_hard_regno_mode_ok): Ditto.
18652 (x86_extended_QIreg_mentioned_p): Ditto.
18654 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18656 PR tree-optimization/39349
18657 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18659 * combine.c (gen_lowpart_for_combine): Use omode when generating
18662 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18664 PR rtl-optimization/39235
18665 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18667 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18669 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18671 2009-03-04 Richard Guenther <rguenther@suse.de>
18673 PR tree-optimization/39362
18674 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18675 that occur in abnormal PHIs should be varying.
18677 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18679 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18681 (simple_iv): Take loop as an argument instead of statement.
18682 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18683 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18685 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18687 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18688 * matrix-reorg.c (analyze_transpose): Ditto.
18689 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18690 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18691 * tree-predcom.c (ref_at_iteration): Ditto.
18692 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18694 2009-03-04 Richard Guenther <rguenther@suse.de>
18696 PR tree-optimization/39358
18697 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18698 escaped_id and callused_id.
18699 (solve_graph): Likewise.
18701 2009-03-04 Richard Guenther <rguenther@suse.de>
18703 PR tree-optimization/39339
18704 * tree-sra.c (try_instantiate_multiple_fields): Make it
18705 no longer ICE on the above.
18707 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18709 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18710 that fits within Pmode.
18712 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18714 PR middle-end/10109
18715 * tm.texi (LIBCALL_VALUE): Update description.
18717 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18719 PR middle-end/34443
18720 * doc/extend.texi (section): Update description.
18722 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18724 PR middle-end/39345
18725 * tree-inline.c (remapped_type): New.
18726 (can_be_nonlocal): Call remapped_type instead of remap_type.
18728 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18731 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18732 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18734 2009-03-03 Richard Guenther <rguenther@suse.de>
18736 PR middle-end/39272
18737 * tree.c (tree_nonartificial_location): New function.
18738 * tree.h (tree_nonartificial_location): Declare.
18739 * builtins.c (expand_builtin_memory_chk): Provide location
18740 of the call location for artificial function pieces.
18741 (maybe_emit_chk_warning): Likewise.
18742 (maybe_emit_sprintf_chk_warning): Likewise.
18743 (maybe_emit_free_warning): Likewise.
18744 * expr.c (expand_expr_real_1): Likewise.
18746 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18748 PR tree-optimization/39343
18749 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18750 COMPONENT_REF t has ARRAY_TYPE.
18752 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18754 PR middle-end/39335
18755 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18756 when the type precision of the induction variable should be
18757 larger than the type precision of nit.
18758 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18759 * graphite.c (graphite_loop_normal_form): Same.
18760 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18762 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18764 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18765 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18766 numbers to describe clobbered registers.
18767 (*call_value_0_rex64_ms_sysv): Ditto.
18768 * config/i386/mmx.md (mmx_emms): Ditto.
18769 (mmx_femms): Ditto.
18771 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18773 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18776 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18778 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18779 (spu_section_type_flags): New function.
18781 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18783 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18784 reg_class_contents of FLOAT_REGS into a temporary.
18786 2009-03-02 Richard Guenther <rguenther@suse.de>
18787 Ira Rosen <irar@il.ibm.com>
18789 PR tree-optimization/39318
18790 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18791 information to the vectorized statement.
18793 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18795 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18796 variable. Use defined names instead of magic constants for REX SSE
18799 2009-03-01 Richard Guenther <rguenther@suse.de>
18801 PR tree-optimization/39331
18802 * omp-low.c (lower_send_shared_vars): Do not receive new
18803 values for the reference of DECL_BY_REFERENCE parms or results.
18805 2009-03-01 Jan Hubicka <jh@suse.cz>
18808 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18809 BLOCK_NONLOCALIZED_VAR): New macros.
18810 (tree_block): Add nonlocalized_vars.
18811 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18812 gen_decl_die): Add origin argument. Allow generation of die with
18813 origin at hand only.
18814 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18815 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18817 (gen_block_die): Fix checking for unused blocks.
18818 (process_scope_var): Break out from .... ; work with origins only.
18819 (decls_for_scope) ... here; process nonlocalized list.
18820 (dwarf2out_ignore_block): Look for nonlocalized vars.
18821 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18823 (dump_scope_block): Dump them.
18824 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18825 (remap_block): Likewise.
18826 (can_be_nonlocal): New predicate.
18827 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18829 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18831 * configure: Regenerate.
18833 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18835 * optc-gen.awk: No need to duplicate option flags twice.
18836 Reuse help texts for duplicate options which do not have any.
18838 * gcc.c (display_help): Document --version.
18840 * gcc.c (main): If print_help_list and verbose_flag, ensure
18841 driver output comes before subprocess output.
18843 * optc-gen.awk: Assign all remaining fields to help string,
18844 space-separated, for multi-line help in *.opt.
18846 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18847 -Wno-pedantic-ms-format is for MinGW targets only.
18849 * doc/options.texi (Option file format): Fix bad indentation,
18850 restoring dropped sentence.
18852 2009-02-28 Jan Hubicka <jh@suse.cz>
18854 * tree-inline.c (tree_function_versioning): Output debug info.
18856 2009-02-28 Jan Hubicka <jh@suse.cz>
18859 * tree-inline.c (setup_one_parameter): Do not copy propagate
18860 arguments when not optimizing.
18862 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18865 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18866 (avx_addsubv4df3): Likewise.
18867 (*avx_addsubv4sf3): Likewise.
18868 (sse3_addsubv4sf3): Likewise.
18869 (*avx_addsubv2df3): Likewise.
18870 (sse3_addsubv2df3): Likewise.
18871 (avx_unpckhps256): Correct item selectors.
18872 (avx_unpcklps256): Likewise.
18873 (avx_unpckhpd256): Likewise.
18874 (avx_unpcklpd256): Likewise.
18876 2009-02-28 Jan Hubicka <jh@suse.cz>
18878 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18880 (copy_arguments_for_versioning): If var is declared don't declare it.
18881 (tree_function_versioning): First setup substitutions and then copy
18884 2009-02-27 Jan Hubicka <jh@suse.cz>
18887 * cgraph.h (varpool_output_debug_info): Remove.
18888 * cgraphunit.c (varpool_output_debug_info): Remove.
18889 * dwarf2out.c (deferred_locations_struct): New struct
18890 (deferred_locations): New type.
18891 (deferred_locations_list): New static var.
18892 (deffer_location): New function.
18893 (gen_variable_die): Use it.
18894 (decls_for_scope): Output info on local static vars.
18895 (dwarf2out_finish): Process deferred locations.
18896 * varpool.c (varpool_output_debug_info): Remove.
18898 2009-02-27 Jan Hubicka <jh@suse.cz>
18901 * tree.h (TREE_PROTECTED): Fix comment.
18902 (BLOCK_HANDLER_BLOCK): Remove.
18903 (struct tree_block): Remove handler_block add body_block.
18904 (inlined_function_outer_scope_p): New.
18905 (is_body_block): Remove.
18906 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18907 * dwarf2out.c (is_inlined_entry_point): Remove.
18908 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18909 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18911 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18912 * gimplify.c (gimplify_expr): Gimplify body blocks.
18913 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18914 block with multiple subblocks.
18915 (dump_scope_block): Prettier output; dump more flags and info.
18916 (dump_scope_blocks): New.
18917 (remove_unused_locals): Use dump_scope_blocks.
18918 * tree-flow.h (dump_scope_blocks): Declare.
18919 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18920 * stmt.c (is_body_block): Remove.
18921 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18922 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18924 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18926 PR middle-end/39308
18927 * graphite.c (graphite_loop_normal_form): Do not call
18928 number_of_iterations_exit from a gcc_assert.
18930 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18932 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18933 jumps if COND is NULL.
18934 (find_cond_jump): New function.
18935 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18936 * config/s390/s390.md: Remove z10_cobra attribute value.
18938 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18940 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18941 force_const_mem returns NULL_RTX.
18943 2009-02-26 Jan Hubicka <jh@suse.cz>
18946 * cgraph.h (varpool_output_debug_info): Remove.
18947 * cgraphunit.c (varpool_output_debug_info): Remove.
18948 * dwarf2out.c (deferred_locations_struct): New struct
18949 (deferred_locations): New type.
18950 (deferred_locations_list): New static var.
18951 (deffer_location): New function.
18952 (gen_variable_die): Use it.
18953 (decls_for_scope): Output info on local static vars.
18954 (dwarf2out_finish): Process deferred locations.
18955 * varpool.c (varpool_output_debug_info): Remove.
18957 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18959 PR rtl-optimization/39241
18960 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18961 to subreg_offset_representable_p.
18963 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18965 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18966 execute function prototype. Get f and nregs from max_reg_num
18967 and get_insns. Remove the first backward pass as it's dead,
18968 guard the forward pass by flag_expensive_optimizations.
18969 (rest_of_handle_regmove): Delete.
18970 (pass_regmove): Replace it with regmove_optimize.
18972 2009-02-25 Martin Jambor <mjambor@suse.cz>
18974 PR tree-optimization/39259
18975 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18976 calls_alloca function flags.
18977 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18978 calls are detected.
18980 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18982 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18983 flags_set_1_rtx, flags_set_1_set): Delete.
18984 (regmove_optimize): Do not call mark_flags_life_zones.
18986 2009-02-24 Julian Brown <julian@codesourcery.com>
18989 * config/arm/arm.c (require_pic_register): Only set
18990 cfun->machine->pic_reg once per function.
18992 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18994 * doc/invoke.texi (Link Options): Document an easier way to pass
18995 options that take arguments to the GNU linker using -Xlinker and -Wl.
18997 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19000 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19002 2009-02-24 Richard Guenther <rguenther@suse.de>
19005 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19007 2009-02-24 Richard Guenther <rguenther@suse.de>
19008 Zdenek Dvorak <ook@ucw.cz>
19010 PR tree-optimization/39233
19011 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19012 from converting them to a generic type.
19014 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19016 PR tree-optimization/39260
19017 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19018 contains a condition with a real type.
19019 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19021 2009-02-23 Jason Merrill <jason@redhat.com>
19024 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19025 narrowing_initializer_constant_valid_p.
19026 (narrowing_initializer_constant_valid_p): Don't return
19027 null_pointer_node for adding a pointer to itself.
19029 2009-02-23 Jan Hubicka <jh@suse.cz>
19032 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19035 2009-02-23 Jan Hubicka <jh@suse.cz>
19037 PR tree-optimization/37709
19038 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19039 * tree.h (block_ultimate_origin): Declare.
19040 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19041 * tree-ssa-live.c (remove_unused_scope_block_p):
19042 Eliminate blocks containig no instructions nor live variables nor
19044 (dump_scope_block): New function.
19045 (remove_unused_locals): Enable removal of dead blocks by default;
19046 enable dumping at TDF_DETAILS.
19048 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19050 * config/i386/i386.c (classify_argument): Don't allow COImode
19052 (function_arg_advance_32): Don't allow OImode.
19053 (function_arg_32): Likewise.
19054 (function_value_32): Likewise.
19055 (return_in_memory_32): Likewise.
19056 (function_arg_64): Remove OImode comment.
19058 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19061 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19062 ix86_expand_vector_set for V4DImode in 64bit mode only.
19063 (ix86_expand_vector_init_one_var): Likewise.
19065 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19067 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19069 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19072 * loop-iv.c: Revert last change.
19073 * emit-rtl.c: Likewise.
19075 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19078 * config/i386/i386.c (type_natural_mode): Remove an extra
19079 space in the warning message.
19080 (function_value_32): Handle 32-byte vector modes.
19081 (return_in_memory_32): Likewise.
19083 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19085 * loop-iv.c (truncate_value): New function.
19086 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19088 (lowpart_subreg): Move to...
19089 * emit-rtl.c: ...here.
19091 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19093 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19094 accidental and undocumented change at revision 140860.
19096 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19098 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19099 take gimple_seq * arguments.
19100 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19101 types_compatible_p langhook.
19103 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19104 Joseph Myers <joseph@codesourcery.com>
19106 * config/arm/arm.c (arm_builtin_va_list): New function.
19107 (arm_expand_builtin_va_start): Likewise.
19108 (arm_gimplify_va_arg_expr): Likewise.
19109 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19110 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19111 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19112 (va_list_type): New variable.
19113 (arm_mangle_type): Mangle va_list_type appropriately.
19115 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19117 PR middle-end/39157
19118 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19119 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19120 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19121 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19122 parameter to 1000 for -O1 by default.
19123 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19125 * loop-invariant.c: Include params.h.
19126 (move_loop_invariants): Don't call move_single_loop_invariants on
19129 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19131 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19132 offset when calculating bounds for indexing stack_usage_map. Fixes
19133 a buffer overflow with certain target setups.
19135 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19138 * calls.c (expand_call): Clear try_tail_call if caller and callee
19139 disagree in promotion of function return value.
19141 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19144 * c-common.c (c_determine_visibility): If visibility changed and
19145 DECL_RTL has been already set, call make_decl_rtl to update symbol
19148 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19151 * varasm.c (assemble_variable): Don't check DECL_NAME when
19152 globalizing a variable.
19154 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19157 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19158 expression before any __builtin_trap call.
19159 * c-typeck.c (build_function_call): Convert and check function
19160 arguments before generating a call to a trap. Evaluate the
19161 function arguments before the trap.
19163 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19166 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19167 (UNSPEC_FXAM_MEM): New unspec.
19168 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19169 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19170 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19172 2009-02-19 Richard Guenther <rguenther@suse.de>
19174 PR tree-optimization/39207
19175 PR tree-optimization/39074
19176 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19177 storedanything_tree): New.
19178 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19179 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19180 (build_succ_graph): Add edges from STOREDANYTHING to all
19182 (init_base_vars): Initialize STOREDANYTHING.
19183 (compute_points_to_sets): Free substitution info after
19184 building the succ graph.
19185 (ipa_pta_execute): Likewise.
19187 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19189 (do_ds_constraint): Do not add to special var or non-pointer
19191 (type_could_have_pointers): Split out from ...
19192 (could_have_pointers): ... here. For arrays use the element type.
19193 (create_variable_info_for): Initialize may_have_pointers.
19194 (new_var_info): Likewise.
19195 (handle_lhs_call): Make the HEAP variable unknown-sized.
19196 (intra_create_variable_infos): Use a type with pointers for
19197 PARM_NOALIAS, make it unknown-sized.
19199 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19202 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19204 2009-02-18 Jason Merrill <jason@redhat.com>
19207 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19208 value if DECL_EXTERNAL.
19209 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19210 * target.h (gcc_target::binds_local_p): Clarify "module".
19211 * tree.h (TREE_PUBLIC): Clarify "module".
19213 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19216 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19217 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19219 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19222 * c.opt (Wabi): Support C and ObjC.
19225 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19227 * config/i386/i386.c (classify_argument): Warn once about the ABI
19228 change when passing union with long double.
19230 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19232 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19235 * c-parser.c (c_parser_compound_statement): Always enter and leave
19238 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19241 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19243 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19245 PR tree-optimization/36922
19246 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19247 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19250 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19252 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19255 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19257 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19259 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19261 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19264 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19265 Richard Sandiford <rdsandiford@googlemail.com>
19267 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19268 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19269 (loongson_biadd): ...this.
19271 2009-02-17 Richard Guenther <rguenther@suse.de>
19273 PR tree-optimization/39202
19274 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19275 a var make sure to follow existing collapses.
19277 2009-02-17 Richard Guenther <rguenther@suse.de>
19279 PR middle-end/39214
19280 * langhooks.c (lhd_print_error_function): Check for NULL block.
19282 2009-02-17 Richard Guenther <rguenther@suse.de>
19284 PR tree-optimization/39204
19285 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19288 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19290 * config/soft-fp/double.h: Update from glibc CVS.
19292 2009-02-17 Richard Guenther <rguenther@suse.de>
19294 PR tree-optimization/39207
19295 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19296 strict-aliasing warnings for pointers pointing to NULL.
19298 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19301 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19302 skipping until next close brace.
19304 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19307 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19308 to function argument boundary.
19310 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19312 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19313 in the lea_add. Reload eventually constraints it properly.
19314 * config/picochip/constraints.md: Remove the target constraint
19315 "b", since it is not needed anymore.
19317 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19319 * gthr-dce.h: Uglify function parameter and local variable names.
19320 * gthr-gnat.h: Likewise.
19321 * gthr-mipssde.h: Likewise.
19322 * gthr-nks.h: Likewise.
19323 * gthr-posix95.h: Likewise.
19324 * gthr-posix.h: Likewise.
19325 * gthr-rtems.h: Likewise.
19326 * gthr-single.h: Likewise.
19327 * gthr-solaris.h: Likewise.
19328 * gthr-tpf.h: Likewise.
19329 * gthr-vxworks.h: Likewise.
19330 * gthr-win32.h: Likewise.
19332 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19335 * config/i386/i386.md: Restrict the new peephole2 to move
19336 between MMX/SSE registers.
19338 2009-02-15 Richard Guenther <rguenther@suse.de>
19341 2009-02-13 Richard Guenther <rguenther@suse.de>
19343 * configure.ac: Enable LFS.
19344 * configure: Re-generate.
19345 * config.in: Likewise.
19347 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19349 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19350 spu_srqwbyte, spu_srqwbytebc): Define.
19351 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19352 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19353 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19354 "shrqby_<mode>"): New insn-and-split patterns.
19355 * config/spu/spu.c (expand_builtin_args): Determine and return
19356 number of operands using spu_builtin_description data.
19357 (spu_expand_builtin_1): Use it.
19359 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19362 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19365 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19368 * config/i386/i386.c (override_options): Correct warning
19369 messages for -malign-loops, -malign-jumps and -malign-functions.
19371 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19374 * config/i386/i386.md: Restrict the new peephole2 to move
19375 between the general purpose registers.
19377 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19380 * config/i386/i386.c (type_natural_mode): Add a new argument.
19381 Return the original mode and warn ABI change if vector size is 32byte.
19382 (function_arg_advance): Updated.
19383 (function_arg): Likewise.
19384 (ix86_function_value): Likewise.
19385 (ix86_return_in_memory): Likewise.
19386 (ix86_sol10_return_in_memory): Likewise.
19387 (ix86_gimplify_va_arg): Likewise.
19388 (function_arg_32): Don't warn ABX ABI change here.
19389 (function_arg_64): Likewise.
19391 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19393 * loop-iv.c (implies_p): In the final case, test that operands 0
19394 of the two comparisons match.
19396 * config/bfin/bfin.c (find_prev_insn_start): New function.
19397 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19398 (find_next_insn_start): Move.
19400 2009-02-13 Richard Guenther <rguenther@suse.de>
19402 * configure.ac: Enable LFS.
19403 * configure: Re-generate.
19404 * config.in: Likewise.
19406 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19409 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19410 sizes on syntax error after some arguments have been parsed.
19412 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19414 * doc/invoke.texi (-fira): Remove.
19416 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19418 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19419 * recog.c: Likewise.
19422 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19424 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19425 (umul_ppmm): Likewise.
19426 (count_leading_zeros): Likewise.
19427 (count_trailing_zeros): Likewise.
19428 (UMUL_TIME): Likewise.
19430 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19432 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19433 soft-fp/t-softfp to tmake_file.
19435 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19436 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19437 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19438 IA64_BUILTIN_INFQ]: New.
19439 (ia64_init_builtins): Initialize __builtin_infq,
19440 __builtin_fabsq and __builtin_copysignq if not HPUX.
19441 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19442 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19444 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19446 (__fixtfti): Likewise.
19447 (__fixunstfti): Likewise.
19448 (__floattitf): Likewise.
19450 * config/ia64/libgcc-glibc.ver: New.
19451 * config/ia64/t-fprules-softfp: Likewise.
19452 * config/ia64/sfp-machine.h: Likewise.
19454 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19455 (LIBGCC2_TF_CEXT): Likewise.
19456 (TF_SIZE): Likewise.
19457 (TARGET_INIT_LIBFUNCS): Likewise.
19459 * config/ia64/t-glibc (SHLINB_MAPFILES):
19460 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19462 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19464 * config/i386/i386.c (construct_container): Rewrite processing
19465 BLKmode with X86_64_SSE_CLASS.
19467 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19470 * config/i386/i386.md: Replace simplify_replace_rtx with
19471 replace_rtx in the new peephole2.
19473 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19475 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19476 loop unrolling do not happen at -O2.
19478 2009-02-12 Michael Matz <matz@suse.de>
19480 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19482 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19484 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19487 2009-02-12 Ben Elliston <bje@au.ibm.com>
19489 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19490 patterns when updating the back chain. Missed in the 2009-02-10
19493 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19495 * doc/extend.texi (Decimal Floating Types): Update identifier of
19496 draft TR and list of missing support.
19498 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19500 PR middle-end/39154
19501 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19502 bit to variable length decl's flags, add it also to its
19503 pointer replacement variable.
19505 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19506 Jakub Jelinek <jakub@redhat.com>
19509 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19510 (memory_blockage): New expander.
19511 (*memory_blockage): New insn pattern.
19512 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19513 instead of general blockage at the end of function prologue when
19514 frame pointer is used to access red zone area. Do not emit blockage
19515 when profiling, it is emitted in generic code.
19516 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19517 function epilogue when frame pointer is used to access red zone area.
19519 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19522 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19523 by arithmetic with memory operands.
19524 * config/i386/predicates.md (commutative_operator): New.
19526 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19528 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19531 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19533 * alias.h (record_alias_subset): Declare.
19534 * alias.c (record_alias_subset): Make global.
19536 2009-02-10 Nick Clifton <nickc@redhat.com>
19538 * tree-parloops.c: Change license to GPLv3.
19539 * ipa-struct-reorg.c: Change license to GPLv3.
19540 * ipa-struct-reorg.h: Change license to GPLv3.
19542 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19545 * c-decl.c (start_struct): Return NULL on error.
19547 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19549 PR middle-end/39124
19550 * cfgloopmanip.c (remove_path): Call remove_bbs after
19551 cancel_loop_tree, not before it.
19554 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19555 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19556 VAR_DECLs were seen.
19557 * tree-ssa-live.c (remove_unused_locals): Recompute
19558 cfun->has_local_explicit_reg_vars.
19559 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19560 copies or clearings if cfun->has_local_explicit_reg_vars.
19562 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19565 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19566 of function prologue when frame pointer is used to access
19569 2009-02-10 Richard Guenther <rguenther@suse.de>
19571 PR middle-end/39127
19572 * gimplify.c (gimple_regimplify_operands): Always look if
19573 we need to create a temporary.
19575 2009-02-10 Richard Guenther <rguenther@suse.de>
19577 PR tree-optimization/39132
19578 * tree-loop-distribution.c (todo): New global var.
19579 (generate_memset_zero): Trigger TODO_rebuild_alias.
19580 (tree_loop_distribution): Return todo.
19582 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19585 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19586 (x86_64_reg_class_name): Removed.
19587 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19588 first one isn't X86_64_SSE_CLASS or any other ones aren't
19589 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19590 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19591 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19592 and 3 X86_64_SSEUP_CLASS.
19593 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19594 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19596 2009-02-10 Ben Elliston <bje@au.ibm.com>
19598 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19599 form instruction to update the stack back chain word, even if the
19600 user has disabled the generation of update instructions.
19601 (movdi_<mode>_update_stack): New.
19602 (movsi_update_stack): Likewise.
19603 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19604 always use an update form instruction to update the stack back
19607 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19609 PR middle-end/38953
19610 * graphite.c (if_region_set_false_region): After moving a region in
19611 the false branch of a condition, remove the empty dummy basic block.
19612 (gloog): Remove wrong fix for PR38953.
19614 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19616 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19617 generation due to implicit sign extension.
19619 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19621 PR middle-end/38981
19622 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19623 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19625 2009-02-09 Richard Guenther <rguenther@suse.de>
19627 PR middle-end/35202
19628 * convert.c (convert_to_real): Disable (float)fn((double)x)
19629 to fnf(x) conversion if errno differences may occur and
19630 -fmath-errno is set.
19632 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19634 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19635 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19636 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19638 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19641 * c-common.c (handle_alias_attribute): Disallow attribute for
19642 anything not a FUNCTION_DECL or VAR_DECL.
19644 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19647 * real.c (do_compare): Special-case compare of zero against
19648 decimal float value.
19650 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19653 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19654 as indicating flexible array members unless the field itself is
19655 being declarared as the incomplete array.
19657 2009-02-06 Jan Hubicka <jh@suse.cz>
19659 PR tree-optimization/38844
19660 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19661 is already inlined.
19663 2009-02-06 Richard Guenther <rguenther@suse.de>
19665 PR middle-end/38977
19666 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19667 fork because we may expand it as __gcov_fork.
19669 2009-02-06 Nick Clifton <nickc@redhat.com>
19671 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19673 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19675 PR tree-optimization/35659
19676 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19677 vn_phi_eq): Shortcut if hashcode does not match.
19678 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19680 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19681 and avoid iterative_hash_expr.
19682 (FOR_EACH_VALUE_ID_IN_SET): New.
19683 (value_id_compare): Remove.
19684 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19685 sort expressions by value id.
19687 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19690 * config/sh/predicates.md (general_movsrc_operand): Don't check
19691 the subreg of system registers here.
19693 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19696 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19697 on the copied decl.
19699 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19701 PR rtl-optimization/39110
19702 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19703 addresses, not aligned ones.
19705 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19706 Richard Guenther <rguenther@suse.de>
19708 PR tree-optimization/39100
19709 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19710 comment says and add edges.
19712 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19715 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19716 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19718 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19720 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19721 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19722 register_bb_in_sese, new_sese, free_sese): Moved.
19723 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19724 outermost_loop_in_scop, build_scop_iteration_domain,
19725 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19726 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19727 Use loop_in_sese_p instead of loop_in_scop_p.
19728 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19729 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19730 (scopdet_basic_block_info): Fix bug in scop detection.
19731 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19732 eq_loop_to_cloog_loop): Remove.
19733 (nb_loops_around_loop_in_scop, nb_loop
19734 ref_nb_loops): Moved here...
19735 * graphite.h (ref_nb_loops): ... from here.
19736 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19737 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19738 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19739 * testsuite/gcc.dg/graphite/scop-19.c: New
19741 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19742 Hans-Peter Nilsson <hp@axis.com>
19744 PR rtl-optimization/37889
19745 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19746 Move offset handling from PLUS to before the switch. Use new
19747 arguments when considering SYMBOL_REFs too.
19748 (rtx_addr_can_trap_p): Pass dummy offset and size.
19749 (enum may_trap_p_flags): Remove.
19750 (may_trap_p_1): Pass size from MEM_SIZE.
19752 PR rtl-optimization/38921
19753 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19754 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19755 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19756 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19758 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19760 AVX Programming Reference (January, 2009)
19761 * config/i386/sse.md (*vpclmulqdq): New.
19763 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19765 PR tree-optimization/38977
19766 PR gcov-profile/38292
19767 * calls.c (special_function_p): Disregard __builtin_ prefix.
19769 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19771 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19772 non-indexable addresses even before reload.
19774 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19777 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19778 as having variable size. Do not give an error for unnamed
19779 parameters with [*] declarators. Give a warning for type names
19780 with [*] declarators and mark them as variable size.
19781 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19782 for sizeof applied to [*] type names.
19784 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19787 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19789 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19791 * gcc.c (process_command): Update copyright notice dates.
19792 * gcov.c (print_version): Likewise.
19793 * gcov-dump.c (print_version): Likewise.
19794 * mips-tfile.c (main): Likewise.
19795 * mips-tdump.c (main): Likewise.
19797 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19800 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19801 for composite type involving a zero-length array type.
19803 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19806 * function.c (match_asm_constraints_1): Skip over
19807 initial optional % in the constraint.
19809 PR inline-asm/39059
19810 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19811 supported, don't accept FIXED_CSTs.
19812 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19813 and _Sat is used without _Fract/_Accum. Set specs->type to
19814 integer_type_node for cts_fract/cts_accum if fixed point is not
19817 2009-02-02 Catherine Moore <clm@codesourcery.com>
19819 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19821 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19823 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19824 (ABI_HAS_64BIT_SYMBOLS): Use it.
19825 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19827 2009-02-02 Paul Brook <paul@codesourcery.com>
19829 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19831 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19833 PR inline-asm/39058
19834 * recog.h (asm_operand_ok): Add constraints argument.
19835 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19836 recurse on matching constraint.
19837 (check_asm_operands): Pass constraints as 3rd argument to
19838 asm_operand_ok. Don't look up matching constraint here.
19839 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19842 2009-02-02 Ben Elliston <bje@au.ibm.com>
19844 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19845 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19847 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19849 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19850 information. Remove some obsolete information. Reorganize.
19852 * config/pa/fptr.c: Revert license to GPL 2.
19853 * config/pa/milli64.S: Likewise.
19855 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19858 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19859 LIBRARY name in, instead of hard-coding it.
19860 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19861 extra target make frag to tmake_files according to EH model.
19862 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19863 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19864 frags that define makefile variable EH_MODEL appropriately.
19865 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19866 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19867 to "-sjlj" according to type of EH configured.
19868 (LIBGCC_SONAME): Concatenate it to shared library base name.
19869 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19870 to "_sjlj" according to type of EH configured.
19871 (LIBGCC_SONAME): Concatenate it to shared library base name.
19872 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19873 (SHLIB_LINK): Add missing semicolon to if-else construct.
19874 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19875 string value of "pe_dll" command-line option.
19876 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19877 (SHLIB_SONAME): Use it when overriding t-cygming default.
19878 (SHLIB_IMPLIB): Override t-cygming default.
19879 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19880 string value of "pe_dll" command-line option.
19882 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19885 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19886 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19888 2009-01-31 Richard Guenther <rguenther@suse.de>
19890 PR tree-optimization/38937
19891 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19892 computing the transitive closure.
19894 2009-01-30 Richard Guenther <rguenther@suse.de>
19896 PR tree-optimization/39041
19897 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19898 Propagate variable indices only if the types match for this stmt.
19900 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19903 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19904 inline but never defined.
19906 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19908 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19909 (*insv_h_di_reg_extimm): New insn.
19910 (*insv_l<mode>_reg_extimm): New insn.
19912 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19914 * config/picochip/picochip.c (flag_conserve_stack): set
19915 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19916 fconserve-stack. Reduce call-overhead used by inliner.
19918 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19921 * common.opt (flag_conserve_stack): Initialised to zero.
19923 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19926 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19927 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19930 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19932 * ira-color.c (allocno_reload_assign): Update comments.
19933 * regmove.c (regmove_optimize): Likewise.
19937 2009-01-29 Robert Millan <rmh@aybabtu.com>
19939 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19940 * config/i386/kopensolaris-gnu.h: New file. Undefine
19941 `MD_UNWIND_SUPPORT'.
19942 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19944 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19946 PR tree-optimization/39007
19947 * tree-loop-distribution.c (generate_builtin): Use
19948 recompute_dominator to compute the immediate dominator of the
19949 basic block just after the loop.
19951 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19953 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19954 (ASM_OUTPUT_DWARF_PCREL): Define.
19956 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19958 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19959 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19960 global. Modify entries about regmove and IRA.
19962 * ra-conflict.c: Remove the file.
19964 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19966 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19967 (pass_regclass_init): Rename to pass_reginfo_init.
19969 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19971 * toplev.h (flag_ira): Remove.
19973 * caller-save.c (setup_save_areas): Remove flag_ira.
19975 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19977 * global.c: Remove the file.
19979 * opts.c (decode_options): Remove flag_ira.
19981 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19983 * regmove.c: Modify file description.
19984 (find_use_as_address, try_auto_increment): Define them only if
19985 AUTO_INC_DEC is defined.
19986 (replacement_quality, replace_in_call_usage, fixup_match_1,
19987 stable_and_no_regs_but_for_p): Remove.
19988 (reg_set_in_bb): Make it static.
19989 (regmove_optimize): Remove flag_ira and code which worked for
19992 * local-alloc.c: Remove the file.
19994 * common.opt (fira): Remove.
19996 * ira.c: Include except.h.
19997 (eliminable_regset): Move from global.c.
19998 (mark_elimination): Ditto. Remove flag_ira.
19999 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20000 equiv_mem_modified, validate_equiv_mem_from_store,
20001 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20002 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20003 no_equiv, recorded_label_ref): Move from local-alloc.c.
20004 (update_equiv_regs): Ditto. Make it static.
20005 (print_insn_chain, print_insn_chains): Move it from global.c.
20006 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20007 (build_insn_chain): Ditto. Make it static.
20008 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20009 Rename to init_live_subregs.
20010 (gate_ira): Remove flag_ira.
20012 * regclass.c: Rename reginfo.c. Change file description.
20013 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20014 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20015 (init_reg_sets_1): Remove code for evaluation of
20016 reg_class_superclasses and losing_caller_save_reg_set.
20017 (init_regs): Remove init_reg_autoinc.
20018 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20019 ok_for_base_p_nonstrict): Remove.
20020 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20021 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20022 corresponding entries.
20023 (dump_regclass, record_operand_costs, scan_one_insn,
20024 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20025 record_address_regs, auto_inc_dec_reg_p): Remove.
20026 (gt-regclass.h): Rename to gt-reginfo.h.
20028 * rtl.h (dump_global_regs, retry_global_alloc,
20029 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20031 * Makefile.in (RA_H): Remove.
20032 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20033 Rename regclass.o to reginfo.o.
20034 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20036 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20037 (GTFILES): Rename regclass.c to reginfo.c.
20039 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20040 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20042 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20043 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20045 (finish_spills): Ditto. Remove code for !flag_ira.
20047 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20049 PR middle-end/35854
20050 * doc/invoke.texi (rtl debug options): Complete rewrite.
20051 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20053 * mode-switching.c (pass_mode_switching): Rename pass from
20054 "mode-sw" to "mode_sw".
20055 * except.c (pass_convert_to_eh_ranges): Rename pass from
20056 "eh-ranges" to "eh_ranges".
20057 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20061 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20062 Alexander Monakov <amonakov@ispras.ru>
20064 PR middle-end/38857
20065 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20067 (move_exprs_to_boundary): Change return type and pass through
20068 should_move from move_op. Relax assert. Update usage ...
20069 (schedule_expr_on_boundary): ... here. Use should_move instead of
20071 (move_op_orig_expr_found): Indicate that insn was disconnected from
20073 (code_motion_process_successors): Do not call after_merge_succs
20074 callback if original expression was not found when traversing any of
20076 (code_motion_path_driver): Change return type. Update prototype.
20077 (move_op): Update comment. Add a new parameter (should_move). Update
20078 prototype. Set *should_move based on indication provided by
20079 move_op_orig_expr_found.
20081 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20083 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20084 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20085 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20086 * config/rs6000/rs6000.c (rs6000_override_options): Default
20087 avoid-indexed-addresses on for Power6, off for everything else.
20088 (avoiding_indexed_address_p): New function.
20089 (rs6000_legitimize_address): Use it.
20090 (rs6000_legitimate_address): Likewise.
20091 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20093 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20095 PR tree-optimization/38997
20096 * tree-loop-distribution.c (generate_memset_zero): Use
20097 POINTER_PLUS_EXPR for a pointer addition.
20099 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20101 * config/s390/s390.md (bswap<mode>2): New pattern added.
20103 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20105 * config/s390/s390.md (*tls_load_31): Added type attribute.
20107 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20109 * config/s390/s390.md: Fix a few comments.
20111 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20113 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20114 (*tm<mode>_full): Fixed z10prop attribute.
20115 (*tst<mode>_extimm): Fixed z10prop attribute.
20116 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20117 (*tstqiCCT_cconly): Fixed z10prop attribute.
20118 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20119 (*movsi_larl): Fixed z10prop attribute.
20120 (*movsi_zarch): Fixed z10prop attribute.
20121 (*movsi_eas): Fixed z10prop attribute.
20122 (*movhi): Fixed z10prop attribute.
20123 (*movqi): Fixed z10prop attribute.
20124 (*movstrictqi): Fixed z10prop attribute.
20125 (*mov<mode>): Fixed z10prop attribute.
20126 (*movcc): Fixed z10prop attribute.
20127 (*sethighpartdi_64): Fixed z10prop attribute.
20128 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20129 (*negdi2_sign_cc): Fixed z10prop attribute.
20130 (*negdi2_sign): Fixed z10prop attribute.
20131 (*absdi2_sign_cc): Fixed z10prop attribute.
20132 (*absdi2_sign): Fixed z10prop attribute.
20133 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20134 (*negabsdi2_sign): Fixed z10prop attribute.
20135 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20136 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20137 (doloop_si64): Fixed z10prop attribute.
20138 (doloop_si31): Fixed z10prop attribute.
20139 (doloop_long): Fixed z10prop attribute.
20140 (indirect_jump): Fixed z10prop attribute.
20141 (nop): Fixed z10prop attribute.
20142 (main_base_64): Fixed z10prop attribute.
20143 (reload_base_64): Fixed z10prop attribute.
20145 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20147 PR rtl-optimization/38740
20148 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20150 * config/mips/mips.c (mips_reorg): Likewise.
20152 2009-01-28 Richard Guenther <rguenther@suse.de>
20154 PR tree-optimization/38926
20155 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20156 with the correct value id to a value.
20157 (do_regular_insertion): Use the value number of edoubleprime
20158 for the value number of the expr.
20161 2008-08-21 Richard Guenther <rguenther@suse.de>
20163 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20164 a PHI ask VN if it is already available.
20165 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20166 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20168 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20170 PR middle-end/38934
20171 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20172 set to varying whenever max has TREE_OVERFLOW set, similarly
20173 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20175 2009-01-28 Richard Guenther <rguenther@suse.de>
20177 PR middle-end/38908
20178 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20179 uninitialized aggregate uses in call arguments.
20181 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20183 PR tree-optimization/38984
20184 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20185 the nothing_id variable if -fno-delete-null-pointer-checks.
20187 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20190 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20191 (set_got_offset_rex64): Ditto.
20193 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20196 * doc/extend.texi: Improve local variable with asm reg.
20198 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20200 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20201 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20202 was not supplied then set warn_packed_bitfield_compat to the
20203 default value of 1.
20204 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20207 2009-01-27 Richard Guenther <rguenther@suse.de>
20209 PR tree-optimization/38503
20210 * cfgexpand.c (expand_gimple_basic_block): Ignore
20211 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20212 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20213 variables that cannot have TBAA applied.
20214 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20217 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20219 PR middle-end/38969
20220 * calls.c (initialize_argument_information): Do not wrap complex
20221 arguments in SAVE_EXPR.
20223 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20225 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20226 (INSTALL_LIBGCC): Revert typo commit.
20228 2009-01-26 Richard Guenther <rguenther@suse.de>
20230 PR tree-optimization/38745
20231 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20232 from special handling.
20234 2009-01-26 Richard Guenther <rguenther@suse.de>
20236 PR tree-optimization/38745
20237 * tree-ssa.c (execute_update_addresses_taken): Do not include
20238 variables that cannot possibly be a register in not_reg_needs.
20239 Do not clear TREE_ADDRESSABLE on vars that may not become
20241 * tree-ssa.c (update_alias_info_1): Include those in the set
20242 of addressable vars.
20244 2009-01-26 Richard Guenther <rguenther@suse.de>
20246 PR middle-end/38851
20247 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20248 * tree-ssa-dse.c: Include langhooks.h
20249 (execute_simple_dse): Remove stores with zero size.
20251 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20254 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20257 2009-01-24 Julian Brown <julian@codesourcery.com>
20259 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20260 config/arm/linux-atomic.c.
20261 * config/arm/linux-atomic.c: New.
20263 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20265 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20266 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20267 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20269 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20272 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20275 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20277 PR tree-optimization/38953
20278 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20279 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20280 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20281 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20284 2009-01-24 Paul Brook <paul@codesourcery.com>
20286 * config/arm/neon.md (neon_type): Move to arm.md.
20287 (neon_mov<VSTRUCT>): Add neon_type attribute.
20288 * config/arm/arm.md (neon_type): Move to here.
20289 (conds): Add "unconditioal" and use as default for NEON insns.
20291 2009-01-24 Ben Elliston <bje@au.ibm.com>
20293 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20294 void *' warning from -Wc++-compat.
20295 * Makefile.in (dominance.o-warn): Remove.
20297 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20299 PR tree-optimization/38932
20300 * fold-const.c (fold_unary_ignore_overflow): New.
20301 * tree.h (fold_unary_ignore_overflow): Declare.
20302 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20303 * tree-ssa-sccvn.c (visit_reference_op_load,
20304 simplify_unary_expression): Likewise.
20306 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20308 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20309 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20310 regardless of their type.
20311 * c-common.c (handle_packed_attribute): Don't ignore packed on
20313 * c.opt (Wpacked-bitfield-compat): New warning option.
20314 * stor-layout.c (place_field): Warn if offset of a field changed.
20315 * doc/extend.texi (packed): Mention the ABI change.
20316 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20317 (Warning Options): Add it to the list.
20319 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20321 * c-opts.c (c_common_post_options): Fix a typo in comments.
20323 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20325 PR middle-end/38615
20326 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20327 variables to static.
20328 * doc/invoke.texi (-fmerge-all-constants): Update description.
20330 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20333 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20334 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20336 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20338 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20340 (LOCAL_ALIGNMENT): Similarly.
20342 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20343 Joseph Myers <joseph@codesourcery.com>
20345 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20346 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20347 * config/arm/arm-tune.md: Regenerate.
20348 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20351 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20353 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20354 version number to five.
20356 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20359 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20360 * c-common.c (set_underlying_type): Likewise.
20361 (is_typedef_decl ): Likewise
20363 (set_underlying_type): Likewise.
20364 (is_typedef_type): Likewise.
20366 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20368 PR middle-end/38587
20369 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20372 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20375 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20376 (LIBGCC_SPEC): Don't define.
20377 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20379 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20381 PR rtl-optimization/38879
20382 * alias.c (base_alias_check): Unaligned access via AND address can
20383 alias all surrounding object types except those with sizes equal
20384 or wider than the size of unaligned access.
20386 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20389 * c-decl.c (clone_underlying_type): Move this ...
20390 * c-common.c (set_underlying_type): ... here.
20391 Also, make sure the function properly sets TYPE_STUB_DECL() on
20392 the newly created typedef variant type.
20393 (is_typedef_decl ): New entry point.
20394 * tree.h: Added a new member member_types_needing_access_check to
20395 struct tree_decl_non_common.
20396 (set_underlying_type): New entry point.
20397 (is_typedef_type): Likewise.
20399 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20401 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20402 Check whether two instructions have memory references that
20403 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20404 are helper functions for traversing.
20405 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20406 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20407 not to draw dependency edge for instructions with non-conflicting
20410 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20413 * longlong.h: Update copyright years. Use soft-fp license notice.
20414 Sync __clz_tab declaration with glibc.
20416 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20419 * doc/extend.texi (syscall_linkage): New.
20420 (version_id): Modify.
20422 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20423 Richard Guenther <rguenther@suse.de>
20425 PR tree-optimization/38747
20426 PR tree-optimization/38748
20427 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20428 conversion if the base address is an indirect reference and the
20429 aliasing sets could cause issues.
20431 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20433 * common.opt (fgraphite, fgraphite-identity): Add comment for
20434 explaining why these options are not documented.
20436 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20438 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20439 gimple_call_lhs is NULL.
20441 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20444 * emit-rtl.c (adjust_address_1): Make sure memref is never
20447 2009-01-20 Ben Elliston <bje@au.ibm.com>
20449 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20450 const qualifier from arg parameter. Remove unnecessary cast to char *.
20451 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20452 const qualifier from arg 2.
20454 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20456 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20458 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20461 * rtl.h (reinit_regs): New prototype.
20462 * regclass.c: Include ira.h.
20463 (reinit_regs): New.
20464 * Makefile.in (regclass.o): Add ira.h.
20465 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20467 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20470 * c-common.c (handle_aligned_attribute): Use
20471 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20472 default alignment value.
20474 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20476 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20477 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20479 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20480 __BIGGEST_ALIGNMENT__.
20482 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20484 2009-01-18 Richard Guenther <rguenther@suse.de>
20486 PR tree-optimization/38819
20487 * tree-flow.h (operation_could_trap_helper_p): Declare.
20488 * tree-eh.c (operation_could_trap_helper_p): Export.
20489 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20490 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20491 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20492 are about to insert a possibly trapping instruction and fail
20495 2009-01-18 Andreas Schwab <schwab@suse.de>
20497 * doc/install.texi (Configuration): Remove obsolete paragraph
20498 about use of --with-gnu-ld with --with-gnu-as.
20500 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20502 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20503 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20504 Follow spelling conventions.
20506 2009-01-18 Ben Elliston <bje@au.ibm.com>
20508 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20509 C++ warning about implicit conversion from void * to struct
20511 (bitmap_obstack_free): Likewise for bitmap_element *.
20512 * Makefile.in (bitmap.o-warn): Remove.
20514 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20516 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20518 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20519 Tobias Grosser <tobi.grosser@amd.com>
20521 * graphite.c (graphite_trans_scop_block): Do not block single
20524 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20526 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20527 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20528 test with assertion.
20530 2009-01-16 Richard Guenther <rguenther@suse.de>
20532 PR tree-optimization/38835
20533 PR middle-end/36227
20534 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20535 and INT + PTR -> (INT)(PTR p+ INT) folding.
20536 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20538 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20541 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20542 the subreg from a lowpart subreg if it is also casting the value.
20544 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20545 Tobias Grosser <tobi.grosser@amd.com>
20547 * graphite.c (compare_prefix_loops): New.
20548 (build_scop_canonical_schedules): Rewritten.
20549 (graphite_transform_loops): Move build_scop_canonical_schedules
20550 after build_scop_iteration_domain.
20552 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20553 Tobias Grosser <tobi.grosser@amd.com>
20555 * graphite.c (add_conditions_to_domain): Add the loops to
20556 the dimension of the iteration domain. Do copy the domain
20557 only when it exists.
20558 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20559 (add_conditions_to_constraints): New.
20560 (can_generate_code_stmt, can_generate_code): Removed.
20561 (gloog): Do not call can_generate_code.
20562 (graphite_transform_loops): Call add_conditions_to_constraints
20563 after building the iteration domain.
20565 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20567 PR tree-optimization/38789
20568 * tree-ssa-threadedge.c
20569 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20570 __builtin_constant_p.
20572 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20574 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20575 examined before deleting them.
20577 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20579 * function.c (aggregate_value_p): Correctly extract the function
20580 type from CALL_EXPR_FN lookup.
20582 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20584 * config/picochip/picochip.c (picochip_override_options): Revert
20585 CFI asm flag disable commited previously.
20587 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20588 Tobias Grosser <tobi.grosser@amd.com>
20589 Jan Sjodin <jan.sjodin@amd.com>
20591 * graphite.c (scan_tree_for_params): On substractions negate
20592 all the coefficients of the term.
20593 (clast_to_gcc_expression_red): New. Handle reduction expressions
20594 of more than two operands.
20595 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20596 (get_vdef_before_scop): Handle also the case of default definitions.
20598 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20600 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20601 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20602 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20604 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20605 Joey Ye <joey.ye@intel.com>
20607 PR middle-end/37843
20608 * cfgexpand.c (expand_stack_alignment): Don't update stack
20609 boundary nor check incoming stack boundary here.
20610 (gimple_expand_cfg): Update stack boundary and check incoming
20611 stack boundary here.
20613 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20615 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20617 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20619 PR rtl-optimization/38245
20620 * calls.c (expand_call): Add stack arguments to
20621 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20622 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20623 in regs and partially in memory or BLKmode arguments.
20624 (emit_library_call_value_1): Add stack arguments to
20625 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20626 ACCUMULATE_OUTGOING_ARGS).
20627 * dce.c: Include tm_p.h.
20628 (find_call_stack_args): New function.
20629 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20631 (mark_insn): Call find_call_stack_args for CALL_Ps.
20632 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20633 forwards. Allocate and free arg_stores bitmap if needed, pass it
20634 down to deletable_insn_p, don't mark stores set in arg_stores
20635 bitmap, clear the bitmap at the beginning of each bb.
20636 * Makefile.in (dce.o): Depend on $(TM_P_H).
20638 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20641 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20642 to make sure the insn is a conditional test (bug 22599). Reformat a
20645 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20647 PR middle-end/38431
20648 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20649 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20650 (gloog): Do not call cleanup_tree_cfg.
20651 (graphite_transform_loops): Call cleanup_tree_cfg after all
20652 scops have been code generated.
20654 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20655 * doc/gty.texi (Invoking the garbage collector): Added new node
20656 and section documenting ggc_collect.
20658 2009-01-14 Richard Guenther <rguenther@suse.de>
20660 PR tree-optimization/38826
20661 PR middle-end/38477
20662 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20663 initialization notes only if we actually emitted a warning.
20664 (intra_create_variable_infos): Add constraints for a result decl
20665 that is passed by hidden reference.
20666 (build_pred_graph): Mark all related variables non-direct on
20669 2009-01-14 Nick Clifton <nickc@redhat.com>
20671 * ira-conflicts.c: Include addresses.h for the definition of
20673 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20674 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20676 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20679 * Makefile.in (ira-lives.o): Add except.h.
20681 * ira-lives.c: Include except.h.
20682 (process_bb_node_lives): Process can_throw_internal.
20684 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20686 PR rtl-optimization/38774
20687 * combine.c (simplify_set): When undoing cc_use change, don't do
20688 PUT_CODE on the newly created comparison, but instead put back the
20691 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20693 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20694 values. Remove duplicate arm8 entry.
20696 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20698 PR tree-optimization/38786
20699 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20700 the SSA_NAME case of expand_scalar_variables_expr.
20701 Set the type of an expression to the type of its assign statement.
20702 (expand_scalar_variables_expr): Also gather the scalar computation
20703 used to index the memory access. Do not pass loop_p.
20704 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20705 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20706 the gimple_stmt_iterator where it inserts new code.
20707 Do not pass loop_p.
20708 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20709 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20711 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20713 * graphite.h (debug_value): Removed.
20714 * graphite.c (debug_value): Removed.
20716 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20718 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20719 ldrd/strd with two 32-bit instructions.
20721 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20723 * config/arm/arm.c (struct processors): Pass for speed down into
20724 cost helper functions.
20725 (const_ok_for_op): Handle COMPARE and inequality nodes.
20726 (arm_rtx_costs_1): Rewrite.
20727 (arm_size_rtx_costs): Update prototype.
20728 (arm_rtx_costs): Pass speed down to helper functions.
20729 (arm_slowmul_rtx_costs): Rework cost calculations.
20730 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20731 (arm_9e_rtx_costs): Likewise.
20733 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20735 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20736 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20737 (alpha_legitimize_address): Do not split local symbols wider than
20738 UNITS_PER_WORD into HIGH/LO_SUM parts.
20740 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20743 * gcc.c (process_command): Replace call to execvp with calls
20744 to pex_one and exit.
20746 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20749 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20750 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20751 variant for devices with 3-byte PC.
20752 (__tablejump_elpm__): New.
20754 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20757 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20758 offsetof member-designator, handle it as `[0].'.
20760 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20762 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20763 function when not using named sections on targets with named sections
20764 if branch distance is less than 262132.
20766 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20768 * combine.c (combine_instructions): Recompute
20769 optimize_this_for_speed_p for each BB in the main combine loop.
20771 2009-01-12 Tomas Bily <tbily@suse.cz>
20774 * tree-loop-distribution.c (prop_phis): New function.
20775 (generate_builtin): Call prop_phis.
20776 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20778 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20780 PR tree-optimization/38807
20781 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20782 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20784 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20786 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20787 subreg of op0 to the original op0.
20789 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20791 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20793 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20796 * mips-tfile.c (parse_def): Fix parsing of def strings
20797 starting with digits.
20799 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20802 * config/arm/arm.c (arm_is_long_call_p): Don't call
20803 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20805 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20807 * regrename.c (regrename_optimize): Fix dumping.
20808 (find_oldest_value_reg): Preserve REG_POINTER.
20809 (copy_hardreg_forward_1): Likewise.
20811 2009-01-09 Diego Novillo <dnovillo@google.com>
20813 * gimple.h (struct gimple_statement_base) <uid>: Document
20814 the restrictions on its use.
20815 (gimple_uid): Tidy.
20816 (gimple_set_uid): Tidy.
20818 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20820 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20821 zero guard even if align_bytes != 0 and count is smaller than
20824 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20826 PR rtl-optimization/38495
20827 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20828 (add_range_and_copies_from_move_list): Print all added ranges.
20829 Add ranges to memory optimized destination.
20831 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20835 * config/i386/i386.c (override_options): Reject
20836 -mstringop-strategy=rep_8byte with -m32.
20837 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20838 to 1. Do count comparison against epilogue_size_needed at compile
20839 time even when count_exp was constant forced into register. For
20840 size_needed don't jump to epilogue, instead just avoid aligning
20841 and invoke the body algorithm. If need_zero_guard, add zero guard
20842 even if count is non-zero, but smaller than size_needed + number of
20843 bytes that could be stored for alignment.
20844 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20845 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20846 but smaller than size_needed + number of bytes that could be stored
20847 for alignment. Compare size_needed with epilogue_size_needed instead
20848 of desired_align - align, don't adjust size_needed, pass
20849 epilogue_size_needed to the epilogue expanders.
20852 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20854 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20856 * pa.c (last_address): Change to unsigned.
20857 (update_total_code_bytes): Change argument to unsigned. Don't
20858 check if insn addresses are set.
20859 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20860 addresses are not set.
20861 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20863 2009-01-09 Nick Clifton <nickc@redhat.com>
20865 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20866 DECL_DECLARED_INLINE_P.
20868 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20870 PR middle-end/38347
20871 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20872 GET_MODE (op0) in operand_subword_force calls.
20874 PR middle-end/38771
20875 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20876 fold_convert arg0 operands to TREE_TYPE (op0) first.
20878 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20880 * params.def (ira-max-conflict-table-size): Decrease default value
20883 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20885 PR tree-optimization/37031
20886 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20888 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20889 allocate it using gc instead of heap, use VEC_quick_push instead of
20891 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20892 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20893 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20894 allocated vector from heap allocated.
20895 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20896 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20897 vector only after perfect_loop_nest_depth call.
20899 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20900 Jan Sjodin <jan.sjodin@amd.com>
20902 PR tree-optimization/38559
20903 * graphite.c (debug_value, copy_constraint,
20904 swap_constraint_variables, scale_constraint_variable, ): New.
20905 (get_lower_bound, get_upper_bound): Removed.
20906 (graphite_trans_bb_strip_mine): Clean up this code that works
20907 only for constant number of iterations. Fully copy upper and
20908 lower bound constraints, not only the constant part of them.
20909 * graphite.h (debug_value): Declared.
20911 2009-01-08 Ira Rosen <irar@il.ibm.com>
20913 PR tree-optimization/37194
20914 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20915 Don't add the cost of cost model guard in prologue to scalar
20916 outside cost in case of known number of iterations.
20918 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20919 Alan Modra <amodra@bigpond.net.au>
20921 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20922 non-word-aligned REG+CONST addressing.
20924 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20927 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20928 free_after_compilation when outputting a thunk.
20929 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20930 Do not call free_after_compilation here.
20932 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20934 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20935 (ix86_valid_target_attribute_inner_p): Ditto.
20937 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20939 PR tree-optimization/38492
20940 PR tree-optimization/38498
20941 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20942 * tree-chrec.h (scev_is_linear_expression): Declared.
20943 * graphite.c (graphite_cannot_represent_loop_niter): New.
20944 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20945 (graphite_loop_normal_form): Use gcc_assert.
20946 (scan_tree_for_params): Use CASE_CONVERT.
20947 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20948 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20949 Use gcc_assert. Discard scops that contain unhandled cases.
20950 (build_scop_conditions): Return a boolean status for unhandled cases.
20951 (strip_mine_profitable_p): Print the loop number, not its depth.
20952 (is_interchange_valid): Pass the depth of the loop nest, don't
20953 recompute it wrongly.
20954 (graphite_trans_bb_block): Same.
20955 (graphite_trans_bb_block): Print tentative of loop blocking.
20956 (graphite_trans_scop_block): Do not print that the loop has been
20958 (graphite_transform_loops): Do not handle scops that contain condition
20961 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20963 AVX Programming Reference (December, 2008)
20964 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20965 (_mm256_stream_pd): Likewise.
20966 (_mm256_stream_ps): Likewise.
20968 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20969 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20970 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20971 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20972 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20973 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20974 (ix86_expand_special_args_builtin): Likewise.
20976 * config/i386/sse.md (AVXMODEDI): New.
20977 (avx_movnt<mode>): Likewise.
20978 (avx_movnt<mode>): Likewise.
20979 (<sse>_movnt<mode>): Remove AVX support.
20980 (sse2_movntv2di): Likewise.
20982 2009-01-07 Richard Guenther <rguenther@suse.de>
20984 PR middle-end/38751
20985 * fold-const.c (extract_muldiv): Remove obsolete comment.
20986 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20987 to PLUS_EXPR canonicalization for the canonicalization.
20989 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20991 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20992 hosted cross-compilers generating less efficient code.
20994 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20996 * function.h (rtl_data): Add a dbr_scheduled_p field.
20997 * reorg.c (dbr_schedule): Set it.
20998 (gate_handle_delay_slots): Check it.
20999 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21000 (mips_reorg): Check flag_delayed_branch instead of
21001 mips_base_delayed_branch.
21002 (mips_override_options): Don't set mips_base_delayed_branch
21003 or flag_delayed_branch.
21005 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21007 PR rtl-optimization/38426.
21008 * ira.c (ira): Set current_function_is_leaf earlier.
21010 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21012 PR rtl-optimization/38722
21013 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21014 too early, only set a flag and modify after last possible
21017 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21020 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21021 * real.c (decimal_single_format): Correct values of emin and emax.
21022 (decimal_double_format): Ditto.
21023 (decimal_quad_format): Ditto.
21024 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21025 computation of DECnn_MIN and DECnn_MAX for corrected values of
21026 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21027 __DECnn_MIN__, and adjust its computation for the corrected value
21030 2009-01-06 Jan Hubicka <jh@suse.cz>
21033 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21035 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21037 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21038 Add Robert Clark to the list of testers.
21040 2009-01-06 Jan Hubicka <jh@suse.cz>
21041 Kai Tietz <kai.tietz@onevision.com>
21043 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21044 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21046 2009-01-06 Jan Hubicka <jh@suse.cz>
21047 Kai Tietz <kai.tietz@onevision.com>
21049 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21051 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21052 (ix86_nsaved_regs): Count only general purpose regs.
21053 (ix86_nsaved_sseregs): New.
21054 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21055 to 16 for w64; compute padding and size of sse reg save area.
21056 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21057 general purpose regs.
21058 (ix86_emit_save_sse_regs_using_mov): New.
21059 (ix86_expand_prologue): Save SSE regs if needed.
21060 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21061 (ix86_emit_restore_sse_regs_using_mov): New.
21062 (ix86_expand_epilogue): Save SSE regs if needed.
21064 2009-01-06 Jan Hubicka <jh@suse.cz>
21065 Kai Tietz <kai.tietz@onevision.com>
21067 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21068 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21069 functions when accumulate outgoing args is off.
21071 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21074 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21075 before using pseudos_have_intersected_live_ranges_p.
21077 * ira-int.h (ira_assert): Always define.
21079 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21081 AVX Programming Reference (December, 2008)
21082 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21083 (_mm256_permute2_pd): Likewise.
21084 (_mm_permute2_ps): Likewise.
21085 (_mm256_permute2_ps): Likewise.
21086 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21087 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21089 * config/i386/i386.c (ix86_builtins): Remove
21090 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21091 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21092 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21093 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21094 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21095 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21096 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21097 __builtin_ia32_vpermil2ps256.
21098 (ix86_init_mmx_sse_builtins): Updated.
21099 (ix86_expand_args_builtin): Likewise.
21101 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21103 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21104 long absolute calls when generating PA 2.0 code.
21106 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21108 PR rtl-optimization/38583
21109 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21111 * params.def (ira-max-conflict-table-size): New.
21113 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21115 * ira.h (ira_conflicts_p): New external definition.
21117 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21118 table. Report this. Return result of building.
21119 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21120 building conflict table.
21122 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21123 (ira_color): Use ira_conflicts_p.
21125 * global.c: Include ira.h.
21126 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21129 * Makefile.in (global.o): Add ira.h.
21131 * ira-build.c (mark_all_loops_for_removal,
21132 propagate_some_info_from_allocno): New.
21133 (remove_unnecessary_allocnos): Call
21134 propagate_some_info_from_allocno.
21135 (remove_low_level_allocnos): New.
21136 (remove_unnecessary_regions): Add parameter. Call
21137 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21138 parameter to remove_unnecessary_regions.
21139 (ira_build): Remove all regions but root if the conflict table was
21140 not built. Update conflict hard regs for allocnos crossing calls.
21142 * ira.c (ira_conflicts_p): New global.
21143 (ira): Define and use ira_conflicts_p.
21145 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21146 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21147 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21149 2009-01-06 Ben Elliston <bje@au.ibm.com>
21151 * gengtype-lex.l (YY_NO_INPUT): Define.
21153 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21156 * c-common.c (handle_vector_size_attribute): Also reject
21157 BOOLEAN_TYPE types.
21159 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21161 PR tree-optimization/38492
21162 * graphite.c (rename_map_elt, debug_rename_elt,
21163 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21164 rename_map_elt_info, eq_rename_map_elts,
21165 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21166 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21167 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21168 (sese_build_livein_liveouts): New.
21169 (new_sese, free_sese): New.
21170 (new_scop): Call new_sese.
21171 (free_scop): Call free_sese.
21172 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21173 (register_old_new_names): Renamed register_old_and_new_names.
21174 (register_scop_liveout_renames, add_loop_exit_phis,
21175 insert_loop_close_phis, struct igp,
21176 default_liveout_before_guard, add_guard_exit_phis,
21177 insert_guard_phis, copy_renames): New.
21178 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21179 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21180 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21181 (scop_adjust_phis_for_liveouts): New.
21182 (gloog): Call scop_adjust_phis_for_liveouts.
21184 * graphite.h (struct sese): Documented. Added fields liveout,
21185 num_ver and livein.
21186 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21187 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21188 (struct scop): Added field liveout_renames.
21189 (SCOP_LIVEOUT_RENAMES): New.
21191 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21193 PR tree-optimization/38510
21194 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21195 (translate_clast): Call recompute_all_dominators before
21197 (gloog): Call recompute_all_dominators before graphite_verify.
21199 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21200 Jan Sjodin <jan.sjodin@amd.com>
21202 PR tree-optimization/38500
21203 * graphite.c (create_sese_edges): Call fix_loop_structure after
21206 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21208 * config.gcc: Add m32r*-*-rtems*.
21209 * config/m32r/rtems.h: New file.
21211 2009-01-05 Ben Elliston <bje@au.ibm.com>
21213 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21214 (.po.pox): Likewise.
21215 (po/gcc.pot): Likewise.
21217 2009-01-04 David S. Miller <davem@davemloft.net>
21219 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21220 (STARTING_FRAME_OFFSET): Always set to zero.
21222 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21224 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21225 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21226 fixed-point types, and vectors of the same.
21228 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21230 * config/mips/sync.md (*mb_barrier): Rename to...
21231 (*memory_barrier): ...this.
21233 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21235 * doc/extend.texi (Function Attributes): Move @cindex after @item
21236 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21237 and put in alphabetical order. Fix 'target' name and put in order.
21238 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21241 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21243 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21244 (memory_barrier): Expand as unspec instead of unspec_volatile.
21245 Remove mem:BLK from insn operands. Use Pmode scratch register.
21246 (*memory_barrier): Define as unspec instead of unspec_volatile.
21247 Use (match_dup 0) as input operand.
21249 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21250 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21251 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21252 scratch register. Remove operand 1.
21253 (*stbar): Define as unspec instead of unspec_volatile.
21254 Use (match_dup 0) as input operand, remove (const_int 8).
21255 (*membar): Define as unspec instead of unspec_volatile.
21256 Use (match_dup 0) as input operand, remove input operand 2.
21258 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21259 (memory_barrier): Expand as unspec instead of unspec_volatile.
21260 Remove mem:BLK from insn operands. Use Pmode scratch register.
21261 (*memory_barrier): Define as unspec instead of unspec_volatile.
21262 Use (match_dup 0) as input operand.
21264 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21265 Remove mem:BLK from insn operands. Use Pmode scratch register.
21266 Set volatile flag on operand 0.
21267 (*memory_barrier): New insn pattern.
21269 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21271 (*memory_barrier): Use (match_dup 0) as input operand.
21273 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21274 Remove mem:BLK from insn operands. Use Pmode scratch register.
21275 Set volatile flag on operand 0.
21276 (*mb_internal): New insn pattern.
21278 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21280 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21282 PR middle-end/38586
21283 * function.c (struct temp_slot): Move to the section of the file
21284 that deals with temp slots. Remove field 'address'.
21285 (temp_slot_address_table): New hash table of address -> temp slot.
21286 (struct temp_slot_address_entry): New struct, items for the table.
21287 (temp_slot_address_compute_hash, temp_slot_address_hash,
21288 temp_slot_address_eq, insert_temp_slot_address): Support functions
21290 (find_temp_slot_from_address): Rewrite to use the new hash table.
21291 (remove_unused_temp_slot_addresses): Remove addresses of temp
21292 slots that have been made available.
21293 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21294 worker function for remove_unused_temp_slot_addresses.
21295 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21296 Add the temp slot address to the address -> temp slot map.
21297 (update_temp_slot_address): Update via insert_temp_slot_address.
21298 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21299 (pop_temp_slots): Likewise.
21300 (init_temp_slots): Allocate the address -> temp slot map, or empty
21301 the map if it is already allocated.
21302 (prepare_function_start): Initialize temp slot processing.
21304 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21306 PR middle-end/38584
21307 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21308 Calculate the size of all stack vars assuming no packing of stack
21309 vars will happen, replacing a quadratic algorithm with a linear one.
21311 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21314 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21317 2009-01-03 Diego Novillo <dnovillo@google.com>
21319 * doc/contrib.texi: Update contributions.
21321 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21324 * builtins.c (fold_builtin_memory_op): Give up if either operand
21325 is volatile. Set srctype or desttype to non-qualified version
21329 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21330 and FUNCTION_DECLs.
21332 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21334 PR rtl-optimization/35805
21335 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21336 problem if fast dce is able to remove any instructions.
21337 * dce.c (dce_process_block): Fix dump message.
21339 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21342 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21344 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21346 PR middle-end/38690
21347 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21348 * tree-pretty-print.c (op_code_prio): New function.
21349 (op_prio): No longer static. Use op_code_prio.
21350 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21351 Use op_prio and op_code_prio to determine if () should be
21352 printed around operand(s) or not.
21354 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21355 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21356 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21357 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21358 pp_character instead of pp_string for single letter printing.
21360 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21362 * doc/extend.texi: Fix '#pragma GCC option' typo.
21364 2009-01-02 Richard Guenther <rguenther@suse.de>
21366 * doc/install.texi (--enable-checking): Mention different
21367 default for stage1.
21368 (--enable-stage1-checking): Document.
21370 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21372 PR middle-end/30142
21373 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21374 case to be an error.
21376 2009-01-02 Ben Elliston <bje@au.ibm.com>
21378 * config/fp-bit.h (pack_d): Constify argument.
21379 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21380 (isnan): Constify argument.
21382 (iszero): Likewise.
21383 (pack_d): Likewise.
21384 (_fpadd_parts): Constify return type.
21385 (_fpmul_parts): Likewise.
21386 (_fpdiv_parts): Likewise.
21388 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21391 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21392 warn about overwriting initializer with side-effects or
21393 -Woverride-init if !IMPLICIT.
21394 (output_init_element): Likewise. Pass IMPLICIT down to
21396 (process_init_element): Add IMPLICIT argument. Pass it down
21397 to output_init_element.
21398 (push_init_element, pop_init_level, set_designator): Adjust
21399 process_init_element callers.
21400 (set_nonincremental_init, set_nonincremental_init_from_string):
21401 Adjust add_pending_init callers.
21402 (output_pending_init_elements): Adjust output_init_element callers.
21403 * c-tree.h (process_init_element): Adjust prototype.
21404 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21405 process_init_element callers.
21408 Copyright (C) 2009 Free Software Foundation, Inc.
21410 Copying and distribution of this file, with or without modification,
21411 are permitted in any medium without royalty provided the copyright
21412 notice and this notice are preserved.