1 2009-08-18 Jakub Jelinek <jakub@redhat.com>
3 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
8 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
10 2009-08-17 DJ Delorie <dj@redhat.com>
12 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
13 * config/m32c/prologue.md (epilogue_freit): New.
15 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
16 (bank_switch_p): Likewise.
17 (fast_interrupt_p): Likewise.
18 (interrupt_p): Likewise.
19 (m32c_conditional_register_usage): Round memregs size up.
20 (need_to_save): We only need to save $a0 when we use ENTER.
21 (interrupt_p): Check for fast_interrupt too.
23 (fast_interrupt_p): New.
24 (m32c_attribute_table): Add bank_switch and fast_interrupt.
25 (m32c_emit_prolog): Support bank switching and fast interrupts.
26 * doc/extend.texi (Function Attributes): Add bank_switch and
29 2009-08-17 Douglas B Rupp <rupp@gnat.com>
31 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
32 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
34 2009-08-16 Douglas B Rupp <rupp@gnat.com>
36 * doc/invoke.texi (Target options):
37 Add new option list for IA-64/VMS.
38 (menu): Add IA-64/VMS Options.
39 (IA-64/VMS Options): Likewise.
41 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
44 * config/mips/mips.md (*lwxs): Use :P for pointer values.
46 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
48 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
49 (mips_pop_asm_switch): Likewise.
50 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
52 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
53 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
54 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
55 (mips_print_operand_punctuation): Use them. Check mips_noreorder
56 instead of set_noreorder.
57 (mips_output_function_prologue): Use the new functions.
58 (mips_output_function_epilogue): Likewise.
59 (mips_need_noat_wrapper_p): New function, split out from...
60 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
61 Use mips_push_asm_switch and mips_pop_asm_switch.
62 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
63 and mips_pop_asm_switch.
64 (ASM_OUTPUT_REG_POP): Likewise.
65 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
66 Use mips_pop_asm_switch.
67 (mips_asm_switch): New structure.
68 (set_noreorder, set_nomacro): Replace with...
69 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
70 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
71 instead of set_nomacro.
72 (fix_truncsfsi2_macro): Likewise.
73 (cprestore): Likewise.
74 (hazard): Use mips_noreorder instead of set_noreorder.
75 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
77 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
79 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
80 from prev_active_insn.
82 2009-08-16 Anatoly Sokolov <aesok@post.ru>
84 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
85 * config/avr/avr.c (avr_override_options): Initialize
86 avr_current_arch variable.
87 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
88 __AVR_HAVE_16BIT_SP__ according to the device type.
89 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
91 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
92 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
94 2009-08-16 Dodji Seketeli <dodji@redhat.com>
97 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
98 generating inlined subroutine die only. We shouldn't be
99 called for anything else.
100 (gen_block_die): Don't generate inline subroutine debug info for
103 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
105 * graphite-poly.c (print_pbb): Print PBB index.
107 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
110 * graphite-interchange.c (ppl_max_for_le): Moved...
111 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
112 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
113 ppl_Pointset_Powerset_C_Polyhedron_maximize.
114 * graphite-ppl.h (ppl_max_for_le): Declared.
116 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
118 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
119 supported on all platforms.
120 * target.h (struct gcc_target): Remove
121 handle_pragma_redefine_extname.
122 * c-cppbuiltin.c: Remove use of
123 targetm.handle_pragma_redefine_extname.
124 * c-pragma.c: Likewise.
125 * target-def.h (TARGET_INITIALIZER): Remove
126 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
127 * config/sol2.h: Remove use of
128 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
130 2009-08-14 Douglas B Rupp <rupp@gnat.com>
132 * config/ia64/fde-vms.c: New file.
133 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
134 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
135 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
136 (uw_frame_state_for): Only register a personality routine if it is
137 known to be compatible with our expectations.
138 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
139 Declare unw_table_entry stack variable and
140 mod all calls to _Unwind_FindTableEntry to add arg.
141 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
142 (_Unwind_FindTableEntry): Add arg to prototype.
144 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
146 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
147 field 'signal_pfs_loc'.
148 (uw_frame_state_for): Remove duplicate code dealing with leaf
149 procedures without unwind info.
150 If in the frame after unwinding through a signal handler, restore
151 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
152 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
153 'pfs_loc' to the AR.PFS location in the signal context; instead
154 set 'signal_pfs_loc'.
155 Manually generate the unwind info for the AR.PFS register.
156 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
157 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
158 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
159 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
160 instead set 'signal_pfs_loc'.
161 Remove code preventing the AR.PFS register from being restored
162 from the signal context.
164 2009-08-14 Douglas B Rupp <rupp@gnat.com>
165 Tristan Gingold <gingold@adacore.com>
167 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
168 * config/ia64/t-vms: New file.
169 * config/ia64/vms64.h: New file.
170 * config/ia64/vms.h: New file.
171 * config/ia64/vms-crtinit.asm: New file.
172 * config/ia64/vms_symvec_libgcc_s.opt: New file.
173 * config/ia64/vms-unwind.h: New file.
175 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
177 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
180 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
183 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
184 version. Move declaration...
185 * real.h (do_mpc_arg2): ... here.
186 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
189 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
191 * final.c (add_debug_prefix_map): Don't use GC memory for
192 old_prefix and new_prefix.
194 2009-08-14 Richard Guenther <rguenther@suse.de>
196 * ipa-prop.c (compute_complex_pass_through): If we cannot
197 compute a non-varying offset for IPA_JF_ANCESTOR punt.
199 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
201 * c-lex.c (c_lex_with_flags): Increase size of local variable
202 to avoid memory clobber.
204 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
207 * config/i386/i386.c (ix86_fp_comparison_strategy):
208 Only enable/disable sahf at function granularity.
210 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
212 PR rtl-optimization/41064
213 * reload1.c (reload_as_needed): Don't call extract_insn
214 for known invalid replacements after calling
215 validate_replace_rtx_group and verify_changes.
217 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
220 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
221 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
222 ix86_expand_fp_vcond.
223 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
224 Assert that operation is supported by ix86_expand_int_vcond.
225 (vcondu<SSEMODE124C8:mode>): Ditto.
227 2009-08-13 DJ Delorie <dj@redhat.com>
229 * config/i386/djgpp-stdint.h: New.
230 * config.gcc (djgpp): Use it.
232 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
234 * config/sh/sh.c (sh_override_options): When flag_exceptions or
235 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
237 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
239 * tree-ssa-loop-prefetch.c
240 (prune_ref_by_group_reuse): Enhance probabilistic analysis
241 for long-stride pruning.
242 (compute_miss_rate): New function to compute the probability
243 that two memory references access different cache lines.
245 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
247 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
249 2009-08-13 Richard Guenther <rguenther@suse.de>
252 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
253 use the constant pointer type.
254 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
255 of CV qualifiers on the target pointer type.
256 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
257 conversion check before restrict check.
259 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
262 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
264 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
266 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
268 2009-08-12 Richard Guenther <rguenther@suse.de>
270 PR tree-optimization/41011
271 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
272 and reference constructing.
274 2009-08-12 Xinliang David Li <davidxl@google.com>
276 PR tree-optimization/41012
277 * tree-flow.h : New external interface.
278 * gimple-low.c (check_call_arg): Change to public function.
279 Remove argument mismatch check in lowering.
280 * tree-inline.h (tree_can_inline_p): Interface change.
281 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
283 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
284 Call change to tree_can_inline_p function.
285 (cgraph_decide_inlining_incrementally): Ditto.
287 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
289 PR tree-optimization/41031
290 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
291 on the partition variable rather than promote_mode on the source
292 type. Assert that the partition variable's type has the same
293 mode as the source value's.
295 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
297 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
299 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
301 * calls.c (expand_call): Fix typo.
302 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
304 * stmt.c (expand_value_return): Use promote_function_mode to copy out
306 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
307 * config/cris/cris.c (cris_promote_function_mode): Likewise.
308 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
309 * config/pa/pa.c (pa_promote_function_mode): Likewise.
311 2009-08-11 Andrew Haley <aph@redhat.com>
313 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
315 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
318 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
320 2009-08-12 Richard Guenther <rguenther@suse.de>
322 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
323 * gimplify.c (gimplify_modify_expr): Do not use
324 lang_hooks.types_compatible_p.
325 * tree-ssa.c (useless_type_conversion_p): For aggregates
326 just return false if the canonical types differ.
328 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
331 * sese.c (convert_for_phi_arg): New.
332 (add_guard_exit_phis): Use convert_for_phi_arg.
334 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
336 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
337 unknown subscript upper bounds.
339 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
340 Pranav Garg <pranav.garg2107@gmail.com>
342 * graphite-interchange.c (gather_access_strides): Removed.
343 (ppl_max_for_le): New.
344 (build_linearized_memory_access): New.
345 (memory_stride_in_loop): New.
346 (pbb_interchange_profitable_p): Reimplemented.
347 * graphite-ppl.h (ppl_new_id_map): New.
348 (ppl_interchange): New.
350 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
352 * graphite-interchange.c (compute_subscript): Removed.
353 (compute_array_size_cstr): Removed.
354 (compute_array_size_poly): Removed.
355 (compute_array_size): Removed.
356 (gather_access_strides_poly): Removed.
357 (gather_access_strides): Empty.
359 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
361 * graphite-dependences.c (dependence_polyhedron_1): Replace
362 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
363 (graphite_legal_transform_dr): Same.
364 (graphite_carried_dependence_level_k): Same.
365 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
366 Initialize PDR_NB_SUBSCRIPTS.
367 (print_pdr_access_layout): Replace pdr_nb_subscripts with
369 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
370 (PDR_NB_SUBSCRIPTS): New.
371 (pdr_nb_subscripts): Removed.
372 (pdr_dim): Simplified.
373 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
374 with PDR_NB_SUBSCRIPTS.
376 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
378 * graphite-interchange.c (compute_array_size): Remove use of
380 * graphite-poly.c (new_poly_dr): Remove argument data_container.
381 Do not initialize PDR_DATA_CONTAINER.
382 (print_pdr): Do not print PDR_DATA_CONTAINER.
383 * graphite-poly.h (struct poly_dr): Remove data_container field.
384 (PDR_DATA_CONTAINER): Removed.
385 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
387 (build_poly_dr): Same.
389 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
390 Sebastian Pop <sebastian.pop@amd.com>
392 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
393 copy of the dependence polyhedron. Free the temporary objects.
394 (graphite_carried_dependence_level_k): Free unused objects before
397 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
398 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
399 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
400 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
401 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
403 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
405 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
406 Early return without analyzing the data dependences if no
407 transform has been done. Call restore_scattering if the transform
409 (graphite-interchange.c): Same.
410 * graphite-poly.c (print_scattering_function): Test for
412 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
413 (apply_poly_transforms): Do not gcc_assert that
414 the transform is legal.
415 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
416 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
417 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
418 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
419 * graphite-poly.h (struct poly_scattering): New.
420 (struct poly_bb): Add original, transformed, and saved fields.
421 Remove transformed_scattering, original_scattering,
422 nb_local_variables and nb_scattering_transform fields.
423 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
424 (poly_scattering_new): New.
425 (poly_scattering_free): New.
426 (poly_scattering_copy): New.
427 (store_scattering_pbb): New.
428 (store_scattering): New.
429 (restore_scattering_pbb): New.
430 (restore_scattering): New.
431 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
432 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
434 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
436 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
439 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
441 * Makefile.in (graphite.o): Depends on PREDICT_H.
442 * graphite.c: Include predict.h.
443 (graphite_finalize): Call tree_estimate_probability.
444 * predict.c (predict_loops): Do not call scev_initialize and
446 (tree_estimate_probability_bb): New.
447 (tree_estimate_probability): Do not initialize loops: move that
448 code to the driver. Call tree_estimate_probability_bb.
449 (tree_estimate_probability_driver): New.
450 (pass_profile): Use tree_estimate_probability_driver.
451 * predict.h (tree_estimate_probability): Declared.
453 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
455 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
456 * graphite-dependences.c (graphite_legal_transform): Add time to
457 TV_GRAPHITE_DATA_DEPS.
458 (dependency_between_pbbs_p): Same.
459 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
461 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
463 PR rtl-optimization/41033
464 * alias.c (nonoverlapping_component_refs_p): Punt when strict
465 aliasing is disabled.
467 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
469 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
470 si_mask_operand, and_load_operand, low_bitmask_operand,
471 and_reg_operand, and_operand): New predicates.
472 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
473 * config/mips/mips.c (and_operands_ok): New function.
474 * config/mips/mips-protos.h (and_operands_ok): Declare it.
475 * config/mips/mips.md (move_type): Add ext_ins and logical.
477 (and<mode>3): Use and_reg_operand as the second operand's predicate.
478 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
479 shift_shift. Remove commutative constraint modifier.
480 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
482 (*clear_upper32_dext): Remove define_insn_and_split.
483 (*clear_upper32): Turn this define_insn_and_split ...
484 (splitter for ANDing register with 0xffff_ffff): .. into this.
486 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
488 * combine.c (try_widen_shift_mode): Factor out code to check if an
489 integer constant is a low-order bitmask from here ...
490 * rtlanal.c (low_bitmask_len): ... to here.
491 * rtl.h (low_bitmask_len): Declare.
493 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
496 * config/alpha/alpha.md (addsi3): Remove expander.
497 (addsi3): Rename from *addsi3_internal insn pattern.
498 (subsi3): Remove expander.
499 (subsi3): Rename from *subsi3_internal insn pattern.
501 2009-08-11 Douglas B Rupp <rupp@gnat.com>
503 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
506 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
507 Eric Botcazou <botcazou@adacore.com>
508 Douglas B Rupp <rupp@gnat.com>
510 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
511 that records that fit in 64 bits are returned by immediate value,
512 as required by OpenVMS Calling Standard.
513 (function_value): Adjust for above modification.
514 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
515 virtual_incoming_args_rtx as base object, not next_arg.
516 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
518 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
520 * reload.c (find_reloads_subreg_address): Check the original
521 req_equiv_mem address to detect the case where an address is
522 not valid in the outer mode.
524 2009-08-11 Richard Guenther <rguenther@suse.de>
527 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
529 2009-08-10 Douglas B Rupp <rupp@gnat.com>
531 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
532 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
534 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
535 Douglas B Rupp <rupp@gnat.com>
537 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
538 PT_STACK when frame_pointer_needed on OpenVMS.
539 (alpha_pv_save_size, alpha_using_fp): Remove.
540 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
541 with proper processing for PT_NULL.
542 (alpha_vms_initial_elimination_offset): New function. Support for
543 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
544 (alpha_sa_size): Force procedure type to PT_STACK when
545 frame_pointer_needed on OpenVMS.
546 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
547 (alpha_using_fp): Likewise.
548 (alpha_vms_can_eliminate): Add prototype.
549 (alpha_vms_initial_elimination_offset): Likewise.
550 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
551 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
553 2009-08-10 Eric Botcazou <botcazou@adacore.com>
554 Douglas B Rupp <rupp@gnat.com>
556 * config/alpha/alpha.c (common_object_handler): New function.
557 (vms_attribute_table): Declare a single attribute "common_object".
558 (vms_output_aligned_decl_common): New global function.
559 (SECTION_VMS_OVERLAY): Delete.
560 (SECTION_VMS_GLOBAL): Likewise.
561 (SECTION_VMS_INITIALIZE): Likewise.
562 (vms_asm_named_section): Remove support for above flags.
563 (vms_section_type_flags): Delete.
564 (TARGET_SECTION_TYPE_FLAGS): Likewise.
565 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
566 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
567 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
569 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
572 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
573 (sub_ddmmss): Likewise.
575 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
578 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
581 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
584 * reload1.c (reload_as_needed): Use cancel_changes to completely
585 undo a failed replacement attempt.
587 2009-08-10 Richard Guenther <rguenther@suse.de>
590 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
591 (useless_type_conversion_p): ... here. Require pointer targets
594 2009-08-10 Dodji Seketeli <dodji@redhat.com>
597 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
598 loose the original type of the statement list.
600 2009-08-09 Douglas B Rupp <rupp@gnat.com>
602 * config/alpha/alpha.c: Include libfuncs.h
603 (avms_asm_output_extern): New function.
604 (alpha_init_libfuncs): Init some decc libfuncs.
605 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
606 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
607 (DO_CRTL_NAMES): Define.
609 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
610 (LONG_TYPE_SIZE): Define.
611 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
612 (SUBTARGET_SWITCHES): Define malloc64 switch.
613 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
614 (MASK_RETURN_ADDR): Define.
615 doc/invoke.texi (mmalloc64): Document switch.
617 2009-08-09 Olivier Hainque <hainque@adacore.com>
618 Douglas B Rupp <rupp@gnat.com>
620 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
621 uses_condition_handler.
622 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
623 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
624 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
625 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
626 (code_for_builtin): New insn codes for the new alpha_builtins.
627 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
628 (alpha_sa_size): Account for uses_condition_handler.
629 (alpha_expand_prologue): Likewise.
630 (alpha_start_function): Likewise.
631 (alpha_expand_epilogue): Likewise.
632 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
633 establish/revert expanders.
634 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
635 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
636 New expander, resorting to the alpha.c associated function.
637 (builtin_revert_vms_condition_handler): Likewise.
638 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
639 __gcc_shell_handler, the static VMS condition handler used as
640 an indirection wrapper to the current dynamically established
642 * config/alpha/vms-unwind.h: Complete rewrite.
643 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
644 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
646 2009-08-09 Eric Botcazou <botcazou@adacore.com>
647 Douglas B Rupp <rupp@gnat.com>
649 * config/alpha/alpha.c (alpha_links): Add 'target' field.
650 (alpha_need_linkage): Handle aliases. Return function symbol.
651 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
652 Use ultimate alias target for the linkage name.
653 * config/alpha/alpha.md (movmemdi): Use the symbol returned
654 by alpha_need_linkage for the function symbol.
655 (setmemdi): Likewise.
657 2009-08-09 Douglas B Rupp <rupp@gnat.com>
659 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
660 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
661 (ASM_WEAKEN_LABEL): Define.
662 (CRT_CALL_STATIC_FUNCTION): Define.
663 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
664 (ENDFILE_SPEC): Define.
665 (INIT_SECTION_ASM_OP): Define.
666 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
667 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
669 (MULTILIB_OSDIRNAMES): Define.
670 (shlib_version): Define.
672 (SHLIB_OBJS): Define.
673 (SHLIB_NAME): Define.
674 (SHLIB_MULTILIB): Define.
675 (SHLIB_INSTALL): Define.
676 (SHLIB_SYMVEC): Define.
677 (SHLIB_SYMVECX2): Define.
678 (SHLIB_LINK): Define.
680 2009-08-09 Douglas B Rupp <rupp@gnat.com>
682 * config/alpha/alpha.c (alpha_initialize_trampoline):
683 Initialize VMS trampoline IAW ABI for bounded procedure calls.
684 (alpha_start_function): Emit transfer address on nested functions
685 for VMS trampoline call.
686 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
687 since no longer used.
688 * config/alpha/vms-tramp.asm: Remove.
689 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
690 since now only data initialized at runtime.
692 2009-08-09 Douglas B Rupp <rupp@gnat.com>
694 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
695 (LINK_GCC_C_SEQUENCE_SPEC): Define.
696 (MD_EXEC_PREFIX): Remove, no longer used.
697 (MD_STARTFILE_PREFIX): Likewise.
698 (INCLUDE_DEFAULTS): Likewise.
699 * config/alpha/t-vms:
700 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
702 2009-08-09 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/41016
705 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
706 (operand_precision): Remove.
707 (integral_operand_p): Likewise.
708 (recognize_single_bit_test): Adjust.
710 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
712 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
713 operation overflows. Likewise non-cast unary arithmetic.
714 If one arm of a conditional expression is always taken,
715 inhibit evaluation warnings for the other arm. Likewise inhibit
716 evaluation warnings for the second && or || operand if the first
717 operand is enough to determine the result.
718 * c-typeck.c (build_conditional_expr): Apply the same inhibition
720 (build_binary_op): Prevent duplicate evaluation warnings.
722 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
724 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
725 and destination have different modes, Use promote_mode to
726 determine the signedness of the conversion. Assert that the
727 promoted source mode matches the destination mode. Don't pass
728 the destination and destination mode to expand_expr if the source
729 mode is different. Simplify conversion logic.
731 2009-08-09 Ira Rosen <irar@il.ibm.com>
733 PR tree-optimization/41008
734 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
735 from condition only in case it's a comparison. Adjust checks.
737 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
739 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
740 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
741 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
742 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
743 (dump_cand): Handle them.
744 (struct iv_cand): New members COST_STEP and AINC_USE.
745 (stmt_after_increment): Likewise.
746 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
747 callers changed. Use gimple_uid comparison instead of scanning.
748 (add_candidate_1): When looking for identical candidates, take
749 AINC_USE into account. Set it for new candidates.
750 (force_expr_to_var_cost): Cast target_spill_cost to int.
751 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
752 All callers changed. Check for availability of autoinc addressing
753 modes, both in general for a given mode, and in the specific use case.
754 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
756 (get_computation_cost): Likewise.
757 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
758 add_autoinc_candidates): New static functions.
759 (add_candidate): Call add_autoinc_candidates for candidates based on
761 (find_iv_candidates): Call set_autoinc_for_original_candidates.
762 (determine_use_iv_cost_address): If we have an autoinc candidate at
763 the matching use, verify autoinc is possible and subtract the cost
764 of the candidate's step from the cost.
765 (determine_iv_cost): Record the cost of the increment in the COST_STEP
766 member of the candidate.
767 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
768 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
770 2009-08-09 Douglas B Rupp <rupp@gnat.com>
772 * config.build (ia64-hp-*vms*): New target.
773 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
775 * config.gcc (ia64-hp-*vms*): New target.
776 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
778 * config.host (ia64-hp-*vms*): New target.
779 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
782 2009-08-08 Richard Guenther <rguenther@suse.de>
784 PR tree-optimization/40991
785 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
787 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
789 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
790 mode check. Do truncations in an integer mode.
791 (force_to_mode): Handle subregs for all mode types. Only do
792 arithmetic simplifications on integer modes.
794 2009-08-07 Richard Guenther <rguenther@suse.de>
796 PR tree-optimization/40999
797 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
798 (maybe_fold_reference): Lookup constant initializers.
799 (fold_gimple_assign): Likewise.
801 2009-08-07 Richard Guenther <rguenther@suse.de>
803 * tree-ssa.c (useless_type_conversion_p_1): Only for types
804 that require structural equality defer to the langhook.
806 2009-08-07 Martin Jambor <mjambor@suse.cz>
808 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
810 (struct ipa_pass_through_data): New type.
811 (struct ipa_ancestor_jf_data): New type.
812 (union jump_func_value): Removed field formal_id, added fields
813 pass_through and ancestor.
814 (struct ipa_param_call_note): Changed type of formal_id to int from
816 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
817 operations jump functions and ancestor jump functions.
818 (compute_complex_pass_through): New function.
819 (compute_scalar_jump_functions): Call compute_complex_pass_through,
820 reflect changes in the jump function strucutre.
821 (update_jump_functions_after_inlining): Ignore complex pass-through
822 and ancestor jump functions.
823 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
824 polynomial pass-through with operation jump functions.
826 2009-08-07 Jakub Jelinek <jakub@redhat.com>
828 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
829 fde->dw_fde_begin as begin label instead of hot/cold label.
830 Use LLSDAC label instead of LLSDA for second section lsda.
831 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
832 label instead of LLSDA if it is true.
833 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
835 * except.c (add_call_site, dw2_size_of_call_site_table): Add
836 SECTION argument. Use it as index into crtl->eh.call_site_record
838 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
839 use it to determine how to print table entries instead of using
840 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
841 label instead of normal begin label as base.
842 (sjlj_assign_call_site_values): Adjust add_call_site caller.
843 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
844 ensure no EH range spans between sections and that landing pads
845 are always in the corresponding section.
846 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
847 for crtl->eh.call_site_record being an array rather than scalar.
848 (output_one_function_exception_table): New function, copied
849 from output_function_exception_table. Adjust
850 dw2_size_of_call_site_table, dw2_output_call_site_table
851 callers. For SECOND section use *C suffixed labels.
852 (output_function_exception_table): Call
853 output_one_function_exception_table and, when doing hot/cold
854 partitioning, also another time for the second section.
855 * opts.c: Include except.h.
856 (decode_options): Allow -freorder-blocks-and-partition with
857 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
858 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
859 * function.h (struct rtl_eh): Change call_site_record from
860 scalar into array of 2 elements.
862 2009-08-07 Martin Jambor <mjambor@suse.cz>
864 * ipa-prop.c (count_formal_params_1): New function.
865 (ipa_get_vector_of_formal_parms): New function.
866 (get_vector_of_formal_parm_types): New function.
867 (ipa_modify_formal_parameters): New function.
868 (ipa_modify_call_arguments): New function.
869 (index_in_adjustments_multiple_times_p): New function.
870 (ipa_combine_adjustments): New function.
871 (ipa_dump_param_adjustments): New function.
872 * ipa-prop.h (struct ipa_parm_adjustment): New type.
873 (ipa_get_vector_of_formal_parms): Declare.
874 (ipa_modify_formal_parameters): Declare.
875 (ipa_modify_call_arguments): Declare.
876 (ipa_combine_adjustments): Declare.
877 (ipa_dump_param_adjustments): Declare.
878 (build_ref_for_offset): Declare.
879 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
880 * tree-sra.c: Include ipa-prop.c.
881 (build_ref_for_offset): Make public.
883 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
885 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
887 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
889 * gcc/doc/extend.texi (__builtin_extract_return_address)
890 (__builtin_frob_return_address): Document.
892 2009-08-06 Paul Brook <paul@codesourcery.com>
894 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
895 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
896 implementation on ARMv6-M.
898 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
900 * doc/extend.texi (pcs): Document new attribute for ARM.
902 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
904 * arm.c (pcs_attribute_args): Comment out unsupported attribute
907 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
909 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
912 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
914 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
916 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
918 Merge ARM/hard_vfp_branch to trunk.
920 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
922 * arm.c (libcall_eq): New function.
923 (libcall_hash): New function.
924 (add_libcall): New function.
925 (arm_libcall_uses_aapcs_base): New function.
926 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
927 libcalls using the base PCS.
928 (arm_init_cumulative_args): Likewise.
930 2009-07-20 Joseph Myers <joseph@codesourcery.com>
932 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
933 Use base ABI for conversion libfuncs between HFmode and SFmode.
935 2009-05-12 Joseph Myers <joseph@codesourcery.com>
937 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
938 V4SImode as representatives of all 64-bit and 128-bit vector
939 types. Allow vector types without vector modes.
940 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
941 without vector modes like BLKmode.
942 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
943 BLKmode. Avoid unsupported vector modes or TImode moves for
945 (aapcs_vfp_allocate_return_reg): Likewise.
946 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
947 V8QImode if TARGET_NEON || TARGET_IWMMXT.
949 2009-05-12 Joseph Myers <joseph@codesourcery.com>
951 * config/arm/arm.c (arm_handle_pcs_attribute): New.
952 (arm_get_pcs_model): Pass attribute arguments to
953 arm_pcs_from_attribute.
954 (arm_init_cumulative_args): Use base AAPCS for conversions from
955 floating-point types to DImode.
956 (arm_attribute_table): Add pcs attribute.
957 (arm_handle_pcs_attribute): New.
958 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
959 conversions from floating-point types to DImode, also declare them
960 to use base AAPCS and declare functions they call to use base
961 AAPCS and their RTABI names.
963 2009-05-12 Joseph Myers <joseph@codesourcery.com>
965 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
966 -mfloat-abi=hard not being supported for VFP.
968 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
970 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
971 SYMBOL_REF to hard_libcall_value.
973 2009-03-05 Joseph Myers <joseph@codesourcery.com>
974 Richard Earnshaw <rearnsha@arm.com>
976 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
977 has been put on the stack, all remaining co-processory arguments for
978 that co-processor also go on the stack.
980 2009-03-05 Joseph Myers <joseph@codesourcery.com>
982 * config/arm/arm.c (arm_return_in_memory): Handle returning
983 vectors of suitable size in registers also for AAPCS case.
985 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
987 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
989 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
991 ARM Hard-VFP calling convention
992 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
993 * target.h (gcc_target): Add libcall_value to table of call hooks.
994 * targhooks.h (default_libcall_value): Default implementation.
995 * targhooks.c (default_libcall_value): Likewise.
996 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
997 * optabs.c (expand_unop): Use it.
998 * expr.h (hard_libcall_value): Pass the function RTX through.
999 * calls.c (emit_library_call_value_1): Update call to
1001 * explow.c (hard_libcall_value): Use new target hook.
1002 * testsuite/lib/target-supports.exp
1003 (check_effective_target_arm_hard_vfp_ok): New hook.
1004 (check_effective_target_arm_neon_ok): Improve test for neon
1006 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1007 * config/arm/arm.c: Include cgraph.h
1008 (TARGET_FUNCTION_VALUE): Override default hook.
1009 (arm_pcs_default): New variable.
1010 (arm_override_options): Don't fault hard calling convention with VFP.
1011 Add support for AAPCS variants.
1012 (arm_function_value): Make static. Handle AAPCS variants.
1013 (arm_libcall_value): New function.
1014 (arm_apply_result_size): Handle VFP registers in results.
1015 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1017 (pcs_attribute_args): New variable.
1018 (arm_pcs_from_attribute): New function.
1019 (arm_get_pcs_model): New function.
1020 (aapcs_vfp_cum_init): New function.
1021 (aapcs_vfp_sub_candidate): New function.
1022 (aapcs_vfp_is_return_candidate): New function.
1023 (aapcs_vfp_is_call_candidate): New function.
1024 (aapcs_vfp_allocate): New function.
1025 (aapcs_vfp_allocate_return_reg): New function.
1026 (aapcs_vfp_advance): New function.
1027 (aapcs_cp_arg_layout): New variable.
1028 (aapcs_select_call_coproc): New function.
1029 (aapcs_select_return_coproc): New function.
1030 (aapcs_allocate_return_reg): New function.
1031 (aapcs_libcall_value): New function.
1032 (aapcs_layout_arg): New function.
1033 (arm_init_cumulative_args): Initialize AAPCS args data.
1034 (arm_function_arg): Handle AAPCS variants using new interface.
1035 (arm_arg_parital_bytes): Likewise.
1036 (arm_function_arg_advance): New function.
1037 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1038 calling conventions.
1039 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1040 * arm.h (NUM_VFP_ARG_REGS): Define.
1041 (LIBCALL_VALUE): Update.
1042 (FUNCTION_VALUE): Delete.
1043 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1044 (arm_pcs): New enum.
1045 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1046 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1047 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1048 * arm-protos.h (arm_function_arg_advance): Add.
1049 (aapcs_libcall_value): Add.
1050 (arm_function_value): Delete.
1052 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1053 H.J. Lu <hongjiu.lu@intel.com>
1056 * config/i386/i386.c (standard_sse_mode_p): Remove.
1057 (standard_sse_constant_p): Return 2 for integer mode
1058 vector_all_ones_operand when SSE2 is enabled.
1059 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1060 (ix86_expand_vector_move): Do not check for negative values from
1061 standard_sse_constant_p.
1063 2009-08-06 Richard Guenther <rguenther@suse.de>
1065 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1066 array type comparisons frontend independent.
1067 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1068 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1069 out array reference lower bound and element size operands.
1070 (ao_ref_init_from_vn_reference): Properly compute the offset
1071 for ARRAY_RANGE_REF.
1072 (vn_reference_fold_indirect): Fill out array reference lower
1073 bound and element size operands.
1074 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1075 a non gimple valued reference operand which can happen for
1076 array reference lower bound or element size.
1077 (create_component_ref_by_pieces_1): Properly generate the
1078 element size operand for array references.
1080 2009-08-06 Richard Guenther <rguenther@suse.de>
1082 PR tree-optimization/40964
1083 * tree.c (iterative_hash_host_wide_int): Export.
1084 * tree.h (iterative_hash_host_wide_int): Declare.
1085 * tree-ssa-structalias.c (heapvar_map): New struct.
1086 (heapvar_map_eq): New function.
1087 (heapvar_map_hash): Likewise.
1088 (heapvar_lookup): Adjust.
1089 (heapvar_insert): Likewise.
1090 (make_constraint_from_heapvar): Allow multiple heap variables
1091 per decl at different offsets.
1092 (init_alias_heapvars): Adjust.
1094 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1096 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1097 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1098 trailing sync if TARGET_SYNC_AFTER_SC.
1100 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1102 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1103 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1104 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1105 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1106 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1107 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1108 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1109 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1110 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1111 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1112 the prototype declaration match the definition.
1113 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1114 instructions explicitly. Add barrier_before and operands
1116 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1117 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1118 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1119 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1120 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1121 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1123 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1125 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1127 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1128 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1131 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1134 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1136 PR rtl-optimization/40924
1137 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1138 make sure canon_rtx (mem_address) isn't simpler than
1139 canon_rtx (expanded_mem_address).
1141 2009-08-05 Li Feng <nemokingdom@gmail.com>
1143 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1145 (build_scop_drs): Build alias set for each SCoP.
1147 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1149 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1150 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1151 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1152 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1153 (BASE_DRIVER_SELF_SPECS): Likewise.
1155 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1157 * tree-ssa-alias.c: Fix some comment typos.
1159 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1161 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1162 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1164 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1167 * simplify-rtx.c (simplify_binary_operation_1): Disable
1168 simplifications for decimal float operations.
1170 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1173 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1174 operand of INDIRECT_REF.
1176 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1178 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1179 constants referencing TLS symbols.
1181 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1183 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1184 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1186 2009-08-03 Richard Guenther <rguenther@suse.de>
1188 * tree.c (make_vector_type): Build a main variant first,
1189 get the canonical one and then build the variant.
1190 * tree-ssa.c (useless_type_conversion_p_1): Handle
1192 (useless_type_conversion_p): Conversions to pointers to
1193 incomplete record types are useless.
1195 2009-08-03 Richard Guenther <rguenther@suse.de>
1197 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1198 file will be created.
1199 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1200 * toplev.c (compile_file): Adjust comment.
1202 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1204 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1205 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1206 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1207 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1208 (sh_promote_function_mode): Fix typo.
1210 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1212 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1214 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1216 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1217 declaration arguments.
1219 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1221 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1222 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1223 (ix86_split_ashl): Ditto.
1224 (ix86_expand_vector_init_one_nonzero): Ditto.
1225 (ix86_expand_vector_set): Ditto.
1226 (ix86_expand_reduc_v4sf): Ditto.
1228 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1230 * explow.c (promote_function_mode): Remove assert.
1231 * config/sh/sh.c (sh_promote_function_mode): Declare.
1233 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1235 * config/pa/pa.c (pa_promote_function_mode): Declare.
1236 Change to static. Fix promote_mode call.
1238 * gthr-dce.h (CONST_CAST2): Define if not defined.
1239 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1241 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1243 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1245 * expr.c (store_constructor): Use promote_decl_mode. Remove
1246 now write-only variable unsignedp.
1247 (expand_expr_real_1): Use promote_decl_mode.
1248 * expr.h (promote_function_mode, promote_decl_mode): New.
1249 (promote_mode): Remove last argument.
1250 * function.c (assign_temp): Drop last argument of promote_mode.
1251 (assign_parm_find_data_types): Use promote_function_mode.
1252 (assign_parm_setup_reg): Likewise.
1253 (expand_function_end): Use promote_function_mode.
1254 * calls.c (initialize_argument_information): Use promote_function_mode.
1255 (precompute_arguments): Use promote_mode instead of checking if
1256 only PROMOTE_FUNCTION_MODE is defined.
1257 (expand_call): When making sibcall decisions, use promote_function_mode.
1258 Below, remove an if for targetm.calls.promote_function_return and
1259 and use promote_function_mode.
1260 (emit_library_call_value_1): Use promote_function_mode, fix bug
1261 where promote_mode was passed FOR_CALL == 0 for a return value in an
1263 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1264 * explow.c (promote_function_mode, promote_decl_mode): New.
1265 (promote_mode): Keep only the FOR_CALL == 0 case.
1266 * combine.c (setup_incoming_promotion): Remove test of
1267 promote_function_args. Use promote_function_mode.
1268 * stmt.c (expand_value_return): Use promote_decl_mode.
1269 (expand_decl): Use promote_decl_mode.
1271 * expr.c (store_constructor): Use promote_decl_mode. Remove
1272 now write-only variable unsignedp.
1273 (expand_expr_real_1): Use promote_decl_mode.
1274 * expr.h (promote_function_mode, promote_decl_mode): New.
1275 (promote_mode): Remove last argument.
1276 * function.c (assign_temp): Drop last argument of promote_mode.
1277 (assign_parm_find_data_types): Use promote_function_mode.
1278 (assign_parm_setup_reg): Likewise.
1279 (expand_function_end): Use promote_function_mode.
1280 * calls.c (initialize_argument_information): Use promote_function_mode.
1281 (precompute_arguments): Use promote_mode instead of checking if
1282 only PROMOTE_FUNCTION_MODE is defined.
1283 (expand_call): When making sibcall decisions, use promote_function_mode.
1284 Below, remove an if for targetm.calls.promote_function_return and
1285 and use promote_function_mode.
1286 (emit_library_call_value_1): Use promote_function_mode, fix bug
1287 where promote_mode was passed FOR_CALL == 0 for a return value in an
1289 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1290 * explow.c (promote_function_mode, promote_decl_mode): New.
1291 (promote_mode): Keep only the FOR_CALL == 0 case.
1292 * combine.c (setup_incoming_promotion): Remove test of
1293 promote_function_args. Use promote_function_mode.
1294 * stmt.c (expand_value_return): Use promote_decl_mode.
1295 (expand_decl): Use promote_decl_mode.
1297 * explow.c (promote_function_mode): Just call the target hook.
1298 * targhooks.c (default_promote_function_mode,
1299 default_promote_function_mode_always_promote): New.
1300 * targhooks.h (default_promote_function_mode,
1301 default_promote_function_mode_always_promote): Declare.
1302 * target.h (promote_function_args, promote_function_return): Remove.
1303 (promote_function_mode): New.
1304 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1305 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1306 (TARGET_PROMOTE_FUNCTION_MODE): New.
1307 (TARGET_CALLS): Adjust.
1308 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1309 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1311 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1312 * config/s390/s390.c (s390_promote_function_mode): ... here,
1313 with pointer handling.
1314 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1315 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1317 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1318 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1319 with pointer handling.
1320 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1321 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1323 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1324 * config/sh/sh.c (sh_promote_function_mode): New.
1325 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1326 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1328 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1329 * config/cris/cris.c (cris_promote_function_mode): ... here.
1330 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1331 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1333 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1334 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1335 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1336 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1338 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1339 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1340 complex type handling.
1341 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1342 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1344 * config/pa/pa.c (pa_promote_function_mode): New.
1345 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1346 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1348 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1349 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1350 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1351 * config/xtensa/xtensa.c: Likewise.
1352 * config/stormy16/stormy16.c: Likewise.
1353 * config/iq2000/iq2000.c: Likewise.
1354 * config/rs6000/rs6000.c: Likewise.
1355 * config/picochip/picochip.c: Likewise.
1356 * config/arc/arc.c: Likewise.
1357 * config/mcore/mcore.c: Likewise.
1358 * config/score/score.c: Likewise.
1359 * config/mips/mips.c: Likewise.
1360 * config/bfin/bfin.c: Likewise.
1361 * config/ia64/ia64.c: Likewise (disabled though).
1363 * config/frv/frv.h: Remove pointless remark.
1365 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1366 TARGET_PROMOTE_FUNCTION_ARGS,
1367 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1368 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1370 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1372 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1373 -floop-parallelize-all.
1374 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1375 flag_loop_parallelize_all.
1376 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1377 * graphite.c (graphite_transform_loops): Same.
1379 * graphite-poly.c (apply_poly_transforms): Same.
1381 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1383 PR tree-optimization/40914
1384 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1385 if set, then check the delta field of the PMF record.
1386 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1387 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1388 call is stored in the delta.
1390 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1392 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1394 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1396 * config/i386/bsd.h (ASM_BYTE): New define.
1397 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1398 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1399 .byte. Use fputs or putc instead of fprintf where appropriate.
1400 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1401 fputs or putc instead of fprintf where appropriate.
1402 * config/i386/i386elf.h: Ditto.
1403 * config/i386/sysv4.h: Ditto.
1405 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1406 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1407 (*tls_global_dynamic_64): Ditto.
1409 2009-07-31 Christian Bruel <christian.bruel@st.com>
1411 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1413 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1415 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1416 Remove dead code for MINUS.
1418 2009-07-31 Anthony Green <green@moxielogic.com>
1420 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1422 (moxie_expand_epilogue): Ditto for epilogue.
1423 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1425 (moxie_function_arg): Ditto.
1426 (moxie_pass_by_reference): Ditto.
1427 (moxie_arg_partial_bytes): Ditto.
1428 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1429 (FUNCTION_ARG_ADVANCE) Ditto.
1430 (REG_PARM_STACK_SPACE) Ditto.
1431 (FUNCTION_ARG_REGNO_P) Dito.
1433 * config.gcc: Add moxie linux config support.
1434 * gcc/config/moxie/uclinux.h: New file.
1436 2009-07-31 DJ Delorie <dj@redhat.com>
1438 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1439 (UNSPECV_SP_SWITCH_E): New.
1440 (sp_switch_1): Change to an unspec.
1441 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1443 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1444 reference the new stack's address
1446 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1448 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1449 graphite-clast-to-gimple.o, graphite-dependences.o,
1450 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1451 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1452 (graphite-blocking.o,
1453 graphite-clast-to-gimple.o, graphite-dependences.o,
1454 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1455 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1456 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1457 * cfgloop.h (struct loop): Add can_be_parallel field.
1458 * common.opt (fgraphite-identity): Moved up.
1459 (fgraphite-force-parallel): New flag.
1460 * graphite.c: Rewrite.
1461 * graphite.h: Rewrite.
1462 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1464 * toplev.c (graphite_out_file): New file descriptor.
1465 (graphite_in_file): New.
1466 (process_options): flag_graphite_force_parallel cannot be used without
1468 * tree-ssa-loop.c: Include toplev.h.
1469 (gate_graphite_transforms): Enable flag_graphite for
1470 flag_graphite_force_parallel.
1472 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1474 * ChangeLog.graphite: New.
1475 * graphite-blocking.c: New.
1476 * graphite-clast-to-gimple.c: New.
1477 * graphite-clast-to-gimple.h: New.
1478 * graphite-dependences.c: New.
1479 * graphite-dependences.h: New.
1480 * graphite-interchange.c: New.
1481 * graphite-poly.c: New.
1482 * graphite-poly.h: New.
1483 * graphite-ppl.c: New.
1484 * graphite-ppl.h: New.
1485 * graphite-scop-detection.c: New.
1486 * graphite-scop-detection.h: New.
1487 * graphite-sese-to-poly.c: New.
1488 * graphite-sese-to-poly.h: New.
1492 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1494 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1495 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1497 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1499 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1500 (scev_is_linear_expression): Return false if the evolution is not
1501 affine multivariate.
1503 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1505 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1506 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1508 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1510 * tree-data-ref.c (debug_data_references): New.
1511 (debug_data_reference): New.
1512 * tree-data-ref.h (debug_data_references): Declared.
1513 (debug_data_reference): Declared.
1515 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1517 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1518 * tree-data-ref.h (scop_p): Removed.
1519 (struct data_reference): Remove field scop.
1521 (stmt_simple_memref_p): Removed.
1523 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1525 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1526 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1529 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1531 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1533 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1535 * doc/invoke.texi (-fgraphite-identity): Documented.
1537 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1539 * tree-scalar-evolution.c: Fix comment.
1540 (instantiate_scev_1): Return unknow from scev instantiation if the
1541 result is not above instantiate_below.
1543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1545 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1546 static anymore. Instantiate the symbols that may have been introduced
1548 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1551 2009-07-30 DJ Delorie <dj@redhat.com>
1553 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1554 .vliw directive to VLIW sections.
1556 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1558 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1560 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1561 (AUTOHEADER): New variable.
1562 ($(srcdir)/cstamp-h.in): Use it.
1564 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1565 Pat Haugen <pthaugen@us.ibm.com>
1566 Revital Eres <ERES@il.ibm.com>
1568 * config/rs6000/vector.md (VEC_F): Add VSX support.
1572 (vector_load_<mode>): Ditto.
1573 (vector_store_<mode>): Ditto.
1574 (vector GPR move split): Ditto.
1575 (vec_reload_and_plus_<mptrsize>): Ditto.
1576 (vec_reload_and_reg_<mptrsize>): Ditto.
1577 (add<mode>3): Ditto.
1578 (sub<mode>3): Ditto.
1579 (mul<mode>3): Ditto.
1580 (neg<mode>2): Ditto.
1581 (abs<mode>2): Ditto.
1582 (smin<mode>3): Ditto.
1583 (smax<mode>3): Ditto.
1584 (vector_eq<mode>): Ditto.
1585 (vector_gt<mode>): Ditto.
1586 (vector_ge<mode>): Ditto.
1587 (vector_gtu<mode>): Ditto.
1588 (vector_select_<mode>_uns): Ditto.
1589 (vector_eq_<mode>_p): Ditto.
1590 (vector_gt_<mode>_p): Ditto.
1591 (vector_ge_<mode>_p): Ditto.
1592 (vector_gtu_<mode>_p): Ditto.
1593 (cr6_test_for_zero): Ditto.
1594 (cr6_test_for_zero_reverse): Ditto.
1595 (cr6_test_for_lt): Ditto.
1596 (cr6_test_for_lt_reverse): Ditto.
1597 (xor<mode>3): Ditto.
1598 (ior<mode>3): Ditto.
1599 (and<mode>3): Ditto.
1600 (one_cmpl<mode>2): Ditto.
1601 (nor<mode>2): Ditto.
1602 (andc<mode>2): Ditto.
1603 (float<VEC_int<mode>2): Ditto.
1604 (unsigned_float<VEC_int><mode>2): Ditto.
1605 (fix_trunc<mode><VEC_int>2): Ditto.
1606 (fixuns_trunc<mode><VEC_int>2): Ditto.
1608 (vec_set<mode>): Ditto.
1609 (vec_extract<mode>): Ditto.
1610 (vec_interleave_highv4sf): Ditto.
1611 (vec_interleave_lowv4sf): Ditto.
1612 (vec_realign_load_<mode>): Ditto.
1613 (vec_shl_<mode>): Ditto.
1614 (vec_shr_<mode>): Ditto.
1615 (div<mode>3): New patterns for VSX.
1616 (vec_interleave_highv2df): Ditto.
1617 (vec_interleave_lowv2df): Ditto.
1618 (vec_pack_trunc_v2df): Ditto.
1619 (vec_pack_sfix_trunc_v2df): Ditto.
1620 (vec_pack_ufix_trunc_v2df): Ditto.
1621 (vec_unpacks_hi_v4sf): Ditto.
1622 (vec_unpacks_lo_v4sf): Ditto.
1623 (vec_unpacks_float_hi_v4si): Ditto.
1624 (vec_unpacks_float_lo_v4si): Ditto.
1625 (vec_unpacku_float_hi_v4si): Ditto.
1626 (vec_unpacku_float_lo_v4si): Ditto.
1627 (movmisalign<mode>): Ditto.
1628 (vector_ceil<mode>2): New patterns for vectorizing math library.
1629 (vector_floor<mode>2): Ditto.
1630 (vector_btrunc<mode>2): Ditto.
1631 (vector_copysign<mode>3): Ditto.
1633 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1634 predicate for setting the high bit in each word, used for copysign.
1636 * config/rs6000/ppc-asm.h (f19): Whitespace.
1637 (f32-f63): Define if VSX.
1638 (v0-v31): Define if Altivec.
1639 (vs0-vs63): Define if VSX.
1641 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1643 * config/rs6000/power7.md: New file, provide tuning parameters for
1646 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1647 (rs6000_cpu_cpp_builtins): Ditto.
1648 (altivec_overloaded_builtins): Ditto.
1649 (altivec_resolve_overloaded_builtin): Ditto.
1651 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1652 debug switch to disable vectorizing simple math builtin
1655 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1656 Vectorize simple math builtin functions.
1657 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1658 hook to vectorize math builtins.
1659 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1660 (rs6000_builtin_conversion): Add VSX/power7 support.
1661 (rs6000_builtin_vec_perm): Ditto.
1662 (vsplits_constant): Add support for loading up a vector constant
1663 with just the high bit set in each part.
1664 (rs6000_expand_vector_init): Add VSX/power7 support.
1665 (rs6000_expand_vector_set): Ditto.
1666 (rs6000_expand_vector_extract): Ditto.
1667 (rs6000_emit_move): Ditto.
1668 (bdesc_3arg): Ditto.
1669 (bdesc_2arg): Ditto.
1670 (bdesc_1arg): Ditto.
1671 (rs6000_expand_ternop_builtin): Ditto.
1672 (altivec_expand_builtin): Ditto.
1673 (rs6000_expand_unop_builtin): Ditto.
1674 (rs6000_init_builtins): Ditto.
1675 (altivec_init_builtins): Ditto.
1676 (builtin_function_type): Ditto.
1677 (rs6000_common_init_builtins): Ditto.
1678 (rs6000_handle_altivec_attribute); Ditto.
1679 (rs6000_mangle_type): Ditto.
1680 (rs6000_vector_mode_supported_p): Ditto.
1681 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1684 * config/rs6000/vsx.md: New file for VSX support.
1686 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1687 identifing values with just the most significant bit set.
1688 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1689 vectorized builtins.
1691 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1692 (UNSPEC_VRFIM): Delete.
1693 (splitter for loading up vector with most significant bit): New
1694 splitter for vectorizing copysign.
1695 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1696 vectorizing simple math functions.
1697 (altivec_vrfip): Add support for vectorizing simple math functions.
1698 (altivec_vrfim): Ditto.
1699 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1701 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1702 (power7.md, vsx.md): Include for power7 support.
1703 (copysigndf3): Use VSX instructions if -mvsx.
1704 (negdf2_fpr): Ditto.
1705 (absdf2_fpr): Ditto.
1706 (nabsdf2_fpr): Ditto.
1707 (adddf3_fpr): Ditto.
1708 (subdf3_fpr): Ditto.
1709 (muldf3_fpr): Ditto.
1710 (divdf3_fpr): Ditto.
1711 (fix_truncdfdi2_fpr): Ditto.
1712 (cmpdf_internal1): Ditto.
1713 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1714 (btruncdf2, btruncdf2_fpr): Ditto.
1715 (ceildf2, ceildf2_fpr): Ditto.
1716 (floordf2, floordf2_fpr): Ditto.
1717 (floatdidf2, floatdidf2_fpr): Ditto.
1718 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1719 (fmsubdf4_fpr): Ditto.
1720 (fnmadddf4_fpr_1): Ditto.
1721 (fnmadddf4_fpr_2): Ditto.
1722 (fnmsubdf4_fpr_1): Ditto.
1723 (fnmsubdf4_fpr_2): Ditto.
1724 (fixuns_truncdfdi2): Add expander for VSX support.
1725 (fix_truncdfdi2): Ditto.
1726 (fix_truncdfsi2): Ditto.
1728 (btruncsf2): Whitespace.
1729 (movdf_hardfloat32): Add support for VSX registers.
1730 (movdf_softfloat32): Ditto.
1731 (movdf_hardfloat64): Ditto.
1732 (movdf_hardfloat64_mfpgpr): Ditto.
1733 (movdf_softfloat64): Ditto.
1734 (movti splitters): Add check for vector registers supporting
1735 TImode in the future.
1736 (bpermd): Add power7 bpermd instruction.
1738 * config/rs6000/altivec.h (vec_div): Define if VSX.
1742 (vec_nearbyint): Ditto.
1745 (all predicates): Use the generic builtin function, and not the V4SF
1746 specific function so that the predicates will work with VSX's V2DF.
1750 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1751 Document new VSX functions and types.
1753 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1756 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1757 "wa", and "j" constraints. Modify "v" to talk about Altivec
1758 instead of just vector.
1760 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1763 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1764 location for phi arguments.
1765 (rewrite_update_phi_arguments): Find locations for reaching defs.
1766 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1767 Add location to add_phi_arg calls.
1768 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1769 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1770 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1771 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1772 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1773 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1774 * tree-phinodes.c (make_phi_node): Initialize location.
1775 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1776 (add_phi_arg): Add location parameter.
1777 (remove_phi_arg_num): Move location when moving phi argument.
1778 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1780 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1781 slpeel_update_phi_nodes_for_guard1,
1782 slpeel_update_phi_nodes_for_guard2,
1783 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1784 vect_loop_versioning): Set locations.
1785 * tree-parloops.c (create_phi_for_local_result,
1786 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1787 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1788 * tree-vect-loop.c (get_initial_def_for_induction,
1789 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1791 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1792 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1793 (gimple_phi_arg_set_location): New. Set locus.
1794 (gimple_phi_arg_has_location): New. Check for locus.
1795 (redirect_edge_var_map_location): New. Return locus from var_map.
1796 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1797 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1798 combining PHI arguments.
1799 (cond_store_replacement): Set location.
1800 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1801 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1802 scop_add_exit_phis_edge): Add locations.
1803 * tree-cfgcleanup.c (remove_forwarder_block,
1804 remove_forwarder_block_with_phi): Add locations.
1805 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1806 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1808 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1809 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1810 flush_pending_stmts): Add source location.
1811 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1812 stack to preserve locations.
1813 * tree-vect-stmts.c (vectorizable_load): Add location.
1814 * tree-inline.c (copy_phis_for_bb): Copy locus.
1815 (setup_one_parameter): Add call locus to inlined parameter stmts.
1816 (initialize_inlined_parameters): Pass in call location as parameter
1818 (tree_function_versioning): Pass location to setup_one_parameter.
1819 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1820 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1821 copy and edge lists.
1822 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1823 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1824 locus parameter and override the stmt default if provided.
1825 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1826 elim_graph_add_edge, elim_graph_remove_succ_edge,
1827 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1828 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1829 eliminate_phi): Add locus info in elimination graph for each edge and
1831 (insert_backedge_copies): Copy locus if present.
1832 * tree-flow.h (struct _edge_var_map): Add locus field.
1833 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1834 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1835 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1837 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1839 2009-07-30 Martin Jambor <mjambor@suse.cz>
1841 PR tree-optimization/40570
1842 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1845 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1847 * ssa-loop-manip.c: Include langhooks.h.
1848 (rewrite_phi_with_iv): New.
1849 (rewrite_all_phi_nodes_with_iv): New.
1850 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1851 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1852 * tree-parloops.c (loop_parallel_p): Move out all conditions
1853 except dependency check.
1854 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1855 (gen_parallel_loop): Call canonicalize_loop_ivs without
1856 reduction_list argument.
1857 (build_new_reduction): New.
1858 (gather_scalar_reductions): New.
1859 (try_get_loop_niter): New.
1860 (try_create_reduction_list): New.
1861 (parallleize_loops): Change the parallel conditions check.
1862 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1863 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1865 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1867 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1869 * doc/options.texi (Option properties): Mention new quoting syntax.
1871 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1873 * config/alpha/alpha.c (alpha_start_function):
1874 Handle VMS_DEBUG_MAIN_POINTER
1875 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1876 * doc/invoke.texi: Document -mdebug-main switch.
1878 2009-07-29 Richard Henderson <rth@redhat.com>
1880 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1881 (cgraph_create_edge_including_clones): Likewise.
1882 * tree-inline.c (copy_bb): Operate on the correct edges
1883 when updating the callgraph.
1885 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1887 * config/alpha/vms-cc.c: Deleted.
1888 * config/alpha/vms-ld.c: Deleted.
1889 * config/alpha/t-vms64: Moved to config/vms
1890 * config/alpha/vms-crt0-64.c: Moved to config/vms
1891 * config/alpha/vms-crt0.c: Moved to config/vms
1892 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1893 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1894 * config/alpha/xm-vms.h: Moved to config/vms
1895 * config/alpha/x-vms: Moved to config/vms
1896 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1898 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1899 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1901 * config/vms/t-vms64: Moved here from config/alpha
1902 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1903 (argc,argv,envp): Enforce 32bit malloc'ing.
1904 * config/vms/vms-psxcrt0-64.c: Likewise.
1905 * config/vms/vms-crt0.c: Moved here from config/alpha.
1906 * config/vms/vms-psxcrt0.c: Likewise.
1907 * config/vms/vms-crtl-64.h: New file.
1908 * config/vms/vms-crtl.h: New file.
1909 * config/vms/vms.opt: New file.
1910 * config/vms/xm-vms64.h: New file.
1911 * config/vms/xm-vms.h: Moved here from config/alpha.
1912 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1914 * config/vms/x-vms: Moved here from config/alpha.
1915 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1916 (vms-ld.o, vms-cc.o): Removed.
1917 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1919 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1921 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1922 correct stack (obvious VMS fix).
1924 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1926 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1927 date, version info if VMS_DEBUGGING_INFO defined.
1928 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1929 size, date calculating code moved here.
1931 2009-07-29 Paul Brook <paul@codesourcery.com>
1933 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1936 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1939 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1940 to DImode when generating insq_le insn.
1942 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1944 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1945 New macro set for VMS_DEBUGGGING_INFO.
1946 (AT_string_form): Use it.
1948 2009-07-28 DJ Delorie <dj@redhat.com>
1950 * config/mep/mep.c (vtext_section): New.
1951 (vftext_section): New.
1952 (ftext_section): New.
1953 (mep_select_section): Add support for functions.
1954 (mep_unique_section): Likewise.
1955 (mep_asm_init_sections): Likewise.
1956 (mep_encode_section_info): Remove it from here.
1958 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1960 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1962 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1963 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1965 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1967 * dwarf2out.c (output_file_names): Test new macro
1968 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1969 (add_comp_dir_attribute): Likewise.
1971 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1973 * config/i386/mingw-w64.h (LINK_SPEC): Add
1974 separating space between commands.
1976 2009-07-28 Jan Hubicka <jh@suse.cz>
1978 PR tree-optimization/40759
1979 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1982 2009-07-27 DJ Delorie <dj@redhat.com>
1984 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1985 types are dword-aligned.
1986 (mep_expand_va_start): Likewise.
1988 2009-07-27 Olivier Hainque <hainque@adacore.com>
1989 Douglas B Rupp <rupp@gnat.com>
1991 * convert.c (convert_to_pointer): Don't assume the target
1992 pointer type is POINTER_SIZE long. Fetch its precision instead.
1994 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1996 * system.h (fopen): Undefine if macro.
1998 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2000 * dwarf2out.c (output_cfi_p): Removed.
2001 (output_cfis): New function.
2002 (output_fde): New function, split from output_call_frame_info.
2003 (output_call_frame_info): Use it.
2004 (dwarf2out_switch_text_section): Use output_cfis.
2006 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2008 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2009 TARGET_BI_ARCH is specified without enabling SJLJ.
2010 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2011 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2013 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2015 * arm.md (negdi2): Use DImode if forcing a value into a register.
2017 2009-07-26 Ira Rosen <irar@il.ibm.com>
2019 PR tree-optimization/40801
2020 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2021 of vector operand from the previous copy of vector statement.
2022 Pass the correct definition type value to
2023 vect_get_vec_def_for_stmt_copy().
2025 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2027 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2028 const char ** conversion.
2030 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2032 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2033 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2034 (gcc_unreachable): Invoke __builtin_unreachable() if
2035 !ENABLE_ASSERT_CHECKING.
2037 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2039 PR rtl-optimization/40445
2040 * emit-rtl.c (next_nonnote_insn_bb): New function.
2041 * rtl.h (next_nonnote_insn_bb): Declare new function.
2042 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2043 with no successors that is the successor of the ENTRY_BLOCK.
2044 Continue from the top after removing an empty fallthrough block.
2045 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2046 of next_nonnote_insn.
2048 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2050 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2052 2009-07-25 Martin Jambor <mjambor@suse.cz>
2054 * c-common.c (c_common_attribute_table): New element for noclone.
2055 (handle_noclone_attribute): New function. Forward-declare.
2056 * tree-inline.c (tree_versionable_function_p): Check for noclone
2058 * doc/extend.texi (Labels as Values): Document need for noclone.
2059 (Function Attributes): Document noclone attribute.
2061 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2063 PR rtl-optimization/34999
2064 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2065 and dw_fde_switched_cold_to_hot fields.
2066 (output_cfi_p): New function.
2067 (output_call_frame_info): If fde->dw_fde_switched_sections,
2068 output 2 FDEs instead of one with corrupted header.
2069 (dwarf2out_do_cfi_startproc): New function.
2070 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2071 and fde->dw_fde_switched_cold_to_hot.
2072 (dwarf2out_switch_text_section): Compute
2073 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2074 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2075 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2076 Otherwise, compute fde->dw_fde_switch_cfi.
2078 2009-07-24 Cary Coutant <ccoutant@google.com>
2080 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2082 2009-07-24 Cary Coutant <ccoutant@google.com>
2084 * cfghooks.c (split_block): Copy discriminator to new block.
2085 * tree-cfg.c (assign_discriminator): Check location of last
2086 instruction in block as well as first.
2088 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2090 * config/i386/linux.c: Use fputs or putc instead of fprintf
2092 * config/i386/gas.h: Ditto.
2093 * config/i386/x86-64.h: Ditto.
2094 * config/i386/att.h: Ditto.
2096 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2098 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2101 2009-07-24 Martin Jambor <mjambor@suse.cz>
2103 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2104 (ipa_push_func_to_list_1): Declare.
2105 (ipa_push_func_to_list): New function.
2107 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2108 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2109 (ipa_push_func_to_list): Removed.
2110 (ipa_pop_func_from_list): Clear node_enqueued flag.
2112 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2114 * config/s390/s390.c (override_options): Default
2115 max-unrolled-insns to 100 for z10 tuning.
2117 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2119 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2120 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2121 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2122 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2123 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2124 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2125 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2127 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2129 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2130 use default set in mingw32.h header.
2131 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2132 64-bit /mingw/include path.
2133 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2136 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2138 PR rtl-optimization/40209
2139 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2141 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2143 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2144 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2145 with the rest of string where appropriate. Use fputs or putc
2146 instead of fprintf where appropriate.
2148 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2149 Pat Haugen <pthaugen@us.ibm.com>
2150 Revital Eres <ERES@il.ibm.com>
2152 * config/rs6000/vector.md: New file. Move most of the vector
2153 expander support here from altivec.md to allow for the VSX vector
2154 unit in the future. Add support for secondary_reload patterns.
2155 Rewrite the patterns for vector comparison, and vector comparison
2156 predicate instructions so that the RTL expresses the desired
2157 behavior, instead of using unspec.
2159 * config/rs6000/constraints.md ("f" constraint): Use
2160 rs6000_constraints to hold the precalculated register class.
2161 ("d" constraint): Ditto.
2162 ("wd" constraint): New constraint for VSX.
2163 ("wf" constraint): Ditto.
2164 ("ws" constraint): Ditto.
2165 ("wa" constraint): Ditto.
2166 ("wZ" constraint): Ditto.
2167 ("j" constraint): Ditto.
2169 * config/rs6000/predicates.md (vsx_register_operand): New
2171 (vfloat_operand): New predicate for vector.md.
2172 (vint_operand): Ditto.
2173 (vlogical_operand): Ditto.
2174 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2175 (easy_vector_constant): Add VSX support.
2176 (altivec_indexed_or_indirect_operand): New predicate for
2177 recognizing Altivec style memory references with AND -16.
2179 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2180 for vector secondary reload support.
2181 (rs6000_vector_reg_class): Delete, replacing it with
2183 (rs6000_vsx_reg_class): Ditto.
2184 (rs6000_constraints): New array to hold the register classes of
2185 each of the register constraints that can vary at runtime.
2186 (builtin_mode_to_type): New static array for builtin function type
2188 (builtin_hash_table): New static hash table for builtin function
2190 (TARGET_SECONDARY_RELOAD): Define target hook.
2191 (TARGET_IRA_COVER_CLASSES): Ditto.
2192 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2193 registers are 128 bits if VSX memory reference instructions are used.
2194 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2196 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2197 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2198 Print several of the scheduling related parameters.
2199 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2200 rs6000_constraints instead of rs6000_vector_reg_class. Move
2201 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2202 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2203 Altivec. Add VSX support. Setup for secondary reload support on
2204 Altivec/VSX registers.
2205 (rs6000_override_options): Make power7 set the scheduling groups
2206 like the power5. Add support for new debug switches to override
2207 the scheduling defaults. Temporarily disable -mcpu=power7 from
2208 setting -mvsx. Add support for debug switches -malways-hint,
2209 -msched-groups, and -malign-branch-targets.
2210 (rs6000_buitlin_conversion): Add support for returning unsigned
2211 vector conversion functions to fix regressions due to stricter
2213 (rs6000_builtin_mul_widen_even): Ditto.
2214 (rs6000_builtin_mul_widen_odd): Ditto.
2215 (rs6000_builtin_vec_perm): Ditto.
2216 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2217 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2219 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2221 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2222 VSX types for bit operations. Changes to accomidate vector.md.
2223 (bdesc_2arg): Ditto.
2224 (bdesc_1arg): Ditto.
2225 (struct builtin_description_predicates): Rewrite predicate
2226 handling so that RTL describes the operation, instead of passing
2227 the instruction to be used as a string argument.
2228 (bdesc_altivec_preds): Ditto.
2229 (altivec_expand_predicate_builtin): Ditto.
2230 (altivec_expand_builtin): Ditto.
2231 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2232 statement for vsldoi support.
2233 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2234 (altivec_expand_st_builtin): Ditto.
2235 (paired_expand_builtin): Whitespace changes.
2236 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2237 builtin_mode_to_type table for secondary reload. Call
2238 builtin_function_type to build random builtin functions.
2239 (altivec_init_builtins): Change to use builtin_function_type to
2240 create builtin function types dynamically as we need them.
2241 (builtin_hash_function): New support for hashing the tree types
2242 for builtin function as we need it, rather than trying to build
2243 all of the trees that we need. Add initial preliminary VSX support.
2244 (builtin_function_type): Ditto.
2245 (builtin_function_eq): Ditto.
2246 (builtin_hash_struct): Ditto.
2247 (rs6000_init_builtins): Ditto.
2248 (rs6000_common_init_builtins): Ditto.
2249 (altivec_init_builtins): Ditto.
2250 (rs6000_common_init_builtins): Ditto.
2251 (enum reload_reg_type): New enum for simplifing reg classes.
2252 (rs6000_reload_register_type): Simplify register classes into GPR,
2253 Vector, and other registers. Altivec and VSX addresses in reload.
2254 (rs6000_secondary_reload_inner): Ditto.
2255 (rs6000_ira_cover_classes): New target hook, that returns the
2256 appropriate cover classes, based on -mvsx being used or not.
2257 (rs6000_secondary_reload_class): Add VSX support.
2258 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2259 (get_vsel_insn): Ditto.
2260 (rs6000_emit_vector_compare): Rewrite vector conditional support
2261 so that where we can, we use RTL operators, instead of blindly use
2263 (rs6000_emit_vector_select): Ditto.
2264 (rs6000_emit_vector_cond_expr): Ditto.
2265 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2266 (create_TOC_reference): Add -mdebug=addr support.
2267 (emit_frame_save): VSX loads/stores need register indexed addressing.
2269 * config/rs6000/rs6000.md: Include vector.md.
2271 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2273 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2274 support for V2DI, V2DF in logical, permute, select operations.
2276 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2277 switch for vsx/power7.
2278 (-mvsx-scalar-memory): Ditto.
2279 (-mvsx-align-128): Ditto.
2280 (-mallow-movmisalign): Ditto.
2281 (-mallow-df-permute): Ditto.
2282 (-msched-groups): Ditto.
2283 (-malways-hint): Ditto.
2284 (-malign-branch-targets): Ditto.
2286 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2288 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2289 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2290 (rs6000_vector_reg_class): Delete.
2291 (rs6000_vsx_reg_class): Ditto.
2292 (enum rs6000_reg_class_enum): New enum for the constraints that
2293 vary based on target switches.
2294 (rs6000_constraints): New array to hold the register class for all
2295 of the register constraints that vary based on the switches used.
2296 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2297 (enum rs6000_builtins): Add unsigned varients for the builtin
2298 declarations returned by target hooks for expanding multiplies,
2299 select, and permute operations. Add VSX builtins.
2300 (enum rs6000_builtin_type_index): Add entries for VSX.
2301 (V2DI_type_node): Ditto.
2302 (V2DF_type_node): Ditto.
2303 (unsigned_V2DI_type_node): Ditto.
2304 (bool_long_type_node): Ditto.
2305 (intDI_type_internal_node): Ditto.
2306 (uintDI_type_internal_node): Ditto.
2307 (double_type_internal_node): Ditto.
2309 * config/rs6000/altivec.md (whole file): Move all expanders to
2310 vector.md from altivec.md. Rename insn matching functions to be
2312 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2313 (altivec_vcmp*): Ditto.
2314 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2315 (VM): New iterator for moves that includes the VSX types.
2316 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2317 (altivec_vperm_<mode>_uns): New, for unsigned types.
2318 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2319 (altivec_eq<mode>): Ditto.
2320 (altivec_gt<mode>): Ditto.
2321 (altivec_gtu<mode>): Ditto.
2322 (altivec_eqv4sf): Ditto.
2323 (altivec_gev4sf): Ditto.
2324 (altivec_gtv4sf): Ditto.
2325 (altivec_vcmpbfp_p): Ditto.
2327 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2329 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2332 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2335 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2336 ASM_SHORT instead of .word.
2337 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2338 instead of .word in asm template.
2340 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2343 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2344 (process_bb_node_lives): Use it.
2346 * ira.c (setup_cover_and_important_classes): Don't setup
2347 ira_important_class_nums. Add cover classes to the end of
2349 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2351 (find_reg_class_closure): Use reorder_important_classes.
2353 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2355 * config/i386/i386.c (i386_ira_cover_classes): New function.
2356 (TARGET_IRA_COVER_CLASSES): Redefine.
2358 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2359 importance of order of cover classes in the array.
2361 2009-07-22 Diego Novillo <dnovillo@google.com>
2363 * tree-pass.h (TDF_EH): Define.
2364 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2365 contains TDF_EH, print the EH region number holding GS.
2366 * tree-dump.c (dump_options): Add "eh".
2367 * doc/invoke.texi: Document it.
2369 2009-07-22 Doug Kwan <dougkwan@google.com>
2371 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2373 2009-07-22 Michael Matz <matz@suse.de>
2375 PR tree-optimization/35229
2376 PR tree-optimization/39300
2378 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2379 (inhibit_phi_insertion): New function.
2380 (insert_into_preds_of_block): Call it for REFERENCEs.
2381 (init_pre): Initialize and finalize scalar evolutions.
2382 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2384 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2386 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2387 Use CONST_VECTOR_NUNITS to determine number of elements.
2389 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2391 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2392 (U, W): Constraints are now deprecated and will be removed if we
2394 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2396 ("prefetch"): Add the stcmh instruction for prefetching.
2397 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2399 (s390_short_displacement): Return always true if compiling for
2400 machines not providing the long displacement facility.
2401 (s390_mem_constraint): Support the new constraint letter Z.
2402 (s390_check_qrst_address): New function.
2404 2009-07-21 DJ Delorie <dj@redhat.com>
2406 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2409 2009-07-21 Jason Merrill <jason@redhat.com>
2411 * c-common.c (max_tinst_depth): Increase default to 1024.
2413 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2416 (vec_unpacku_float_lo_v4si): Ditto.
2418 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2421 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2422 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2423 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2424 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2426 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2428 PR tree-optimization/40813
2429 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2432 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2434 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2435 with a NOP_EXPR if needed.
2437 2009-07-21 Paul Brook <paul@codesourcery.com>
2439 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2440 Terminate debug dump with newline.
2442 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2444 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2445 Cast "1" to unsigned HOST_WIDE_INT.
2446 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2447 deposit length to the maximum length - lsb. Extend length if
2448 HOST_BITS_PER_WIDE_INT is 32.
2450 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2452 * cgraph.h (constant_pool_htab): New function.
2453 (constant_descriptor_tree): Move from varasm.c.
2454 * varasm.c (constant_pool_htab): New function.
2455 (constant_descriptor_tree): Move to cgraph.h.
2457 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2459 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2461 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2463 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2466 2009-07-20 Xinliang David Li <davidxl@google.com>
2468 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2470 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2472 * config/mips/mips.md (move_type): Add arith.
2473 (type): Handle arith.
2474 (zero_extendsidi2): Rename this into ...
2475 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2476 (zero_extendsidi2): New expander.
2477 (*zero_extendsidi2_dext): New pattern.
2479 2009-07-20 Nick Clifton <nickc@redhat.com>
2481 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2482 to set MIPS_ABI_DEFAULT.
2483 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2485 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2487 * tree-object-size.c (addr_object_size): Handle unions with
2488 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2490 PR tree-optimization/40792
2491 * tree.c (build_function_type_skip_args): Remove bogus assert.
2493 2009-07-20 Jan Hubicka <jh@suse.cz>
2494 Martin Jambor <mjambor@suse.cz>
2496 * cgraph.h (combined_args_to_skip): New field.
2497 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2498 combined_args_to_skip and args_to_skip.
2499 * tree-inline.c (update_clone_info): New function.
2500 (tree_function_versioning): Call update_clone_info.
2501 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2503 (cgraph_materialize_all_clones): More extensive dumping, working
2504 with combined_args_to_skip rather than args_to_skip.
2506 2009-07-20 Ira Rosen <irar@il.ibm.com>
2508 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2509 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2510 (get_initial_def_for_reduction): Likewise.
2511 (vectorizable_reduction): Skip the check of first operand in case
2512 of COND_EXPR. Add check that it is outer loop vectorization if
2513 nested cycle was detected. Call vectorizable_condition() for
2514 COND_EXPR. If reduction epilogue cannot be created do not fail for
2515 nested cycles (if it is not double reduction). Assert that there
2516 is only one type in the loop in case of COND_EXPR. Call
2517 vectorizable_condition() to vectorize COND_EXPR.
2518 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2519 Add parameters. Allow nested cycles if called from
2520 vectorizable_reduction(). Use reduction vector variable if provided.
2521 (vect_analyze_stmt): Call vectorizable_reduction() before
2522 vectorizable_condition().
2523 (vect_transform_stmt): Update call to vectorizable_condition().
2525 2009-07-20 Christian Bruel <christian.bruel@st.com>
2527 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2528 * doc/invoke.texi (-mfmovd): Likewise.
2529 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2531 2009-07-20 Jan Hubicka <jh@suse.cz>
2533 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2534 when handling SSA name.
2536 2009-07-19 Jan Hubicka <jh@suse.cz>
2538 PR tree-optimization/40676
2539 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2540 virtual PHIs in empty BBs.
2542 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2544 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2545 re-expanded the compound use gen_lowpart instead to convert to the
2548 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2550 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2551 OUTER_CONST arguments.
2552 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2553 the new wider mode will be masked off.
2554 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2556 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2558 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2559 high-order bits are zero.
2561 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2563 * combine.c (simplify_shift_const_1): Split code to determine
2565 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2566 new bits shifted in are identical to the old sign bit.
2568 2009-07-18 Richard Guenther <rguenther@suse.de>
2571 * gimplify.c (gimplify_call_expr): Reject code using results from
2572 functions returning void.
2574 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2576 * doc/md.texi: Document the new PowerPC "es" constraint.
2577 Document that "m" can include automodified addresses on this target,
2578 and explain how %U must be used. Extend the "Q" and "Z" documentation
2579 to suggest "es" as well as "m".
2580 * config/rs6000/constraints.md (es): New memory constraint.
2581 (Q, Z): Update strings to match new documentation.
2583 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2585 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2586 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2587 * config/rs6000/predicates.md (volatile_mem_operand): Use
2588 offsettable_nonstrict_memref_p.
2589 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2590 (*floatunssidf2_internal): Likewise.
2591 (*fix_truncdfsi2_internal): Likewise.
2592 (*fix_trunctfsi2_internal): Likewise.
2594 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2596 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2598 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2600 2009-07-17 Richard Guenther <rguenther@suse.de>
2603 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2604 (pass_warn_unused_result): Likewise.
2605 (TODO_set_props): Remove.
2606 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2608 (pass_diagnose_omp_blocks): Define.
2609 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2610 (c_gimple_diagnostics_recursively): Remove.
2611 (finish_function): Do not call it.
2612 (c_write_global_declarations): Continue after errors.
2613 Finalize the CU here.
2614 * c-gimplify.c (c_genericize): Do not gimplify here.
2615 * c-common.c (c_warn_unused_result): Move ...
2616 * tree-cfg.c (do_warn_unused_result): ... here.
2617 (run_warn_unused_result): New function.
2618 (gate_warn_unused_result): New function.
2619 (pass_warn_unused_result): New pass.
2620 * c-common.h (c_warn_unused_result): Remove.
2621 * flags.h (flag_warn_unused_result): Declare.
2622 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2623 * opts.c (flag_warn_unused_result): Initialize to false.
2624 * toplev.c (compile_file): Add comment.
2625 * omp-low.c (create_omp_child_function): Do not register
2626 the function with the frontend.
2627 (diagnose_omp_structured_block_errors): Prepare to be
2628 called as optimization pass.
2629 (gate_diagnose_omp_blocks): New function.
2630 (pass_diagnose_omp_blocks): New pass.
2631 * cgraph.h (cgraph_optimize): Remove.
2632 (cgraph_analyze_function): Likewise.
2633 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2634 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2635 before their parents here.
2636 (cgraph_finalize_function): Not here.
2637 (cgraph_analyze_function): Gimplify functions here.
2638 (cgraph_finalize_compilation_unit): Continue after errors.
2639 Optimize the callgraph from here.
2640 (cgraph_optimize): Make static.
2641 * langhooks.c (write_global_declarations): Finalize the CU.
2642 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2643 (gimplify_function_tree): Assert we gimplify only once.
2644 Set PROP_gimple_any property.
2645 * tree-nested.c (gimplify_all_functions): New function.
2646 (lower_nested_functions): Gimplify all nested functions.
2647 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2648 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2649 and pass_diagnose_omp_blocks after gimplification. Do not
2650 set TODO_set_props on all_lowering_passes.
2651 (execute_one_pass): Do not handle TODO_set_props.
2652 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2653 (gimplify.o): Add tree-pass.h dependency.
2654 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2655 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2656 (unsave_r): Likewise.
2657 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2660 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2662 * doc/service.texi (Service): Restore previously removed link,
2663 which isn't broken after all.
2665 2009-07-17 Richard Guenther <rguenther@suse.de>
2667 PR tree-optimization/40321
2668 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2669 PHI nodes to the maximal set.
2670 (make_values_for_phi): Add PHI arguments to the maximal set.
2671 (execute_pre): Dump PHI_GEN and the maximal set.
2673 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2676 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2679 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2681 * doc/extend.texi (Nested Functions): Replace broken link with
2683 * doc/service.texi (Service): Remove broken link.
2685 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2688 * builtins.c (expand_builtin_memcmp): Use loc instead of
2689 EXPR_LOCATION (exp).
2690 (expand_builtin_strncmp): Likewise.
2692 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2693 Manuel López-Ibáñez <manu@gcc.gnu.org>
2696 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2697 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2698 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2699 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2700 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2701 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2702 tree-inline.c, c-common.c, c-common.h, gimple.c,
2703 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2704 convert.c: Add location argument to fold_{unary,binary,ternary},
2705 fold_build[123], build_call_expr, build_size_arg,
2706 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2707 fold_build1_initializer, fold_build2_initializer,
2708 fold_build3_initializer, fold_build_call_array,
2709 fold_build_call_array_initializer, fold_single_bit_test,
2710 omit_one_operand, omit_two_operands, invert_truthvalue,
2711 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2712 combine_comparisons, fold_builtin_*, fold_call_expr,
2713 build_range_check, maybe_fold_offset_to_address, round_up,
2716 2009-07-16 Jason Merrill <jason@redhat.com>
2719 * c-common.c (c_common_reswords): Add __is_standard_layout
2721 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2722 * doc/implement-cxx.texi: New.
2723 * doc/gcc.texi: Include it.
2725 2009-07-16 DJ Delorie <dj@redhat.com>
2727 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2728 compares that may be indirectly affected by previous instructions.
2730 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2732 * builtins.c (do_mpc_arg2): New.
2733 (fold_builtin_2): Fold builtin cpow.
2734 * real.h (HAVE_mpc_pow): New.
2736 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2738 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2739 comparison to skip unprofitable schedule
2741 2009-07-16 Simon Baldwin <simonb@google.com>
2743 * gcc.c (option_map): New flag -no-canonical-prefixes.
2744 * (display_help): Print help text for new flag.
2745 * (process_command): Move options translation and language specifics
2746 and handle new flag early. Use it to set a function pointer to a
2747 prefix builder. Replace make_relative_prefix calls with calls to
2748 the function pointed to. Ignore new flag in regular options handling.
2749 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2751 2009-07-15 DJ Delorie <dj@redhat.com>
2753 * config/mep/mep.md (sibcall_internal): Change register to avoid
2755 (sibcall_value_internal): Likewise.
2757 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2759 PR rtl-optimization/40710
2760 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2762 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2764 * config/mips/mips.md (*extenddi_truncate<mode>,
2765 *extendsi_truncate<mode>): Change type attribute to move_type
2766 with shift_shift. Split out code handling exts from here ...
2767 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2769 (*extendhi_truncateqi): Change type attribute to move_type with
2770 shift_shift. Split out code handling exts from here ...
2771 (*extendhi_truncateqi_exts): ... to this new pattern.
2773 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2775 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2776 instead of "and" with inverted sign bit mask value. Use
2777 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2778 Allocate registers only for operand 4 and operand 5.
2780 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2783 * fold-const.c (fold_cond_expr_with_comparison): When folding
2784 < and <= to MIN, make sure the MIN uses the same type as the
2785 comparison's operands.
2787 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2789 * arm.md (ior_xor): New code iterator.
2790 (split for ior/xor with shift and zero-extend): New split pattern.
2791 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2793 2009-07-15 Richard Guenther <rguenther@suse.de>
2795 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2798 2009-07-15 Richard Guenther <rguenther@suse.de>
2801 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2803 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2805 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2806 handle 2.6.30 kernel.
2808 2009-07-15 DJ Delorie <dj@redhat.com>
2810 * config/mep/mep.md (sibcall_internal): Change register to allow
2811 for 24-bit addresses.
2812 (sibcall_value_internal): Likewise.
2814 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2816 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2817 that are enabled/disabled by the flags introduced by a previous patch.
2819 2009-07-14 DJ Delorie <dj@redhat.com>
2821 * config/mep/mep.md (sibcall_internal): Include non-toggling
2823 (sibcall_value_internal): Likewise.
2825 2009-07-14 Taras Glek <tglek@mozilla.com>
2826 Rafael Espindola <espindola@google.com>
2828 * doc/sourcebuild.texi: Document install-plugin target.
2829 * configure.ac: Added install-plugin target to language makefiles.
2830 * configure: Regenerate.
2831 * Makefile.in: (install-plugin): Install more headers,
2832 depend on lang.install-plugin.
2834 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2836 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2839 2009-07-14 DJ Delorie <dj@redhat.com>
2841 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2842 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2843 * config/mep/mep.md (sibcall_internal): Change test from
2844 mep_vliw_mode_match to mep_vliw_jmp_match.
2845 (sibcall_value_internal): Likewise.
2847 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2849 * config/i386/sse.md (copysign<mode>3): New expander.
2850 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2851 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2852 Use ix86_build_const_vector.
2853 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2854 IX86_BUILTIN_CPYSGNPD.
2855 (builtin_description): Add __builtin_ia32_copysignps and
2856 __builtin_ia32_copysignpd.
2857 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2858 and BUILT_IN_COPYSIGNF.
2860 2009-07-13 Jason Merrill <jason@redhat.com>
2862 * builtins.c (can_trust_pointer_alignment): New fn.
2863 (get_pointer_alignment): Factor it out from here.
2864 * tree.h: Declare it.
2866 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2868 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2871 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2875 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2877 2009-07-14 Richard Guenther <rguenther@suse.de>
2878 Andrey Belevantsev <abel@ispras.ru>
2881 * cfgexpand.c (partition_stack_vars): Do not bother to update
2882 alias information when not optimizing.
2884 2009-07-14 Richard Guenther <rguenther@suse.de>
2885 Andrey Belevantsev <abel@ispras.ru>
2887 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2888 (pt_solution_set): Likewise.
2889 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2890 * tree-ssa-structalias.c (pt_solution_set): New function.
2891 * final.c (rest_of_clean_state): Free SSA data structures.
2892 * print-rtl.c (print_decl_name): Remove.
2893 (print_mem_expr): Implement in terms of print_generic_expr.
2894 * alias.c (ao_ref_from_mem): New function.
2895 (rtx_refs_may_alias_p): Likewise.
2896 (true_dependence): Query alias-export info.
2897 (canon_true_dependence): Likewise.
2898 (write_dependence_p): Likewise.
2899 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2901 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2902 (mem_expr_equal_p): Use operand_equal_p.
2903 (set_mem_attributes_minus_bitpos): Do not use
2904 component_ref_for_mem_expr.
2905 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2906 (update_alias_info_with_stack_vars): Likewise.
2907 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2908 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2909 explicitly nor clear stmt operands.
2910 Free the decl-to-pointer map.
2911 * tree-optimize.c (execute_free_datastructures): Do not free
2912 SSA data structures here.
2913 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2914 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2915 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2917 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2919 2009-07-13 DJ Delorie <dj@redhat.com>
2921 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2922 unrolling at the right iteration count.
2924 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2927 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2929 * haifa-sched.c (rank_for_schedule): Introduced flags to
2930 enable/disable individual scheduling heuristics.
2931 * common.opt: Introduced flags to enable/disable individual
2932 heuristics in the scheduler.
2933 * doc/invoke.texi: Introduced flags to enable/disable individual
2934 heuristics in the scheduler.
2936 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2938 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2939 config/i386/mingw-tls.c.
2940 * config/i386/mingw-tls.c: Removed.
2942 2009-07-13 Ira Rosen <irar@il.ibm.com>
2944 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2945 checks access only relevant statements.
2946 (vectorizable_reduction): Likewise.
2948 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2950 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2951 just for 32-bit case.
2953 2009-07-12 Jan Hubicka <jh@suse.cz>
2955 PR tree-optimization/40585
2956 * except.c (expand_resx_expr): When there already is resume
2957 instruction, produce linked list.
2958 (build_post_landing_pads): Assert that resume is empty.
2959 (connect_post_landing_pads): Handle resume lists.
2960 (dump_eh_tree): Dump resume list.
2962 2009-07-12 Ira Rosen <irar@il.ibm.com>
2964 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2965 with additional argument.
2966 * tree-vectorizer.h (enum vect_def_type): Add
2967 vect_double_reduction_def.
2968 (vect_is_simple_reduction): Add argument.
2969 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2971 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2972 vect_is_simple_reduction with additional argument.
2973 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2975 (reduction_code_for_scalar_code): Handle additional codes by
2976 returning ERROR_MARK for them. Fix comment and indentation.
2977 (vect_is_simple_reduction): Fix comment, add argument to specify
2978 double reduction. Detect double reduction.
2979 (get_initial_def_for_induction): Fix indentation.
2980 (get_initial_def_for_reduction): Fix comment and indentation.
2981 Handle double reduction. Create initial definitions that do not
2982 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2983 (vect_create_epilog_for_reduction): Fix comment, add argument to
2984 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2985 epilogue result extraction. Create double reduction phi node and
2986 replace relevant uses.
2987 (vectorizable_reduction): Call vect_is_simple_reduction with
2988 additional argument. Fix indentation. Update epilogue code treatment
2989 according to the changes in reduction_code_for_scalar_code. Check
2990 for double reduction. Call vect_create_epilog_for_reduction with
2991 additional argument.
2992 * tree-vect-stmts.c (process_use): Handle double reduction, update
2994 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2995 (vect_get_vec_def_for_operand): Likewise.
2997 2009-07-12 Danny Smith <dansmister@gmail.com>
2999 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3000 dllexport if !TREE_PUBLIC.
3001 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3003 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3005 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3006 (avr_extra_arch_macro) Remove declatation.
3007 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3008 (avr_extra_arch_macro) Declare as static.
3009 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3011 2009-07-11 Jan Hubicka <jh@suse.cz>
3014 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3016 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3019 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3020 cold_in_std_section bits.
3021 (dwarf2out_begin_prologue): Initialize them.
3022 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3023 if already covered by text_section or cold_text_section range.
3025 PR rtl-optimization/40667
3026 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3027 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3028 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3029 * config/i386/i386.c (ix86_minimum_alignment): New function.
3030 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3031 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3032 * emit-rtl.c (gen_reg_rtx): Likewise.
3033 * function.c (assign_parms): Likewise. If nominal_type needs
3034 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3035 rather than passed_type's alignment.
3038 * function.c (assign_parm_setup_stack): Adjust
3039 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3040 from nominal_mode on big endian.
3042 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3044 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3046 2009-07-10 DJ Delorie <dj@redhat.com>
3048 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3050 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3052 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3054 (thumb2_cbnz): Likewise.
3056 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3059 * config.gcc (supported_defaults): Add synci.
3060 (with_synci): Add validation.
3061 (all_defaults): Add synci.
3062 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3065 * config/mips/mips.opt (msynci): New option.
3066 * config/mips/mips.c (mips_override_options): Warn on use of
3067 -msynci for targets that do now support it.
3068 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3070 * gcc/doc/invoke.texi (-msynci): Document the new option.
3071 * doc/install.texi (--with-synci): Document the new option.
3073 2009-07-10 Richard Guenther <rguenther@suse.de>
3075 PR tree-optimization/40496
3076 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3077 the PHI result with a compatible type.
3079 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3083 * c.opt (Wunused-result): New.
3084 * doc/invoke.texi: Document it.
3085 * c-common.c (c_warn_unused_result): Use it.
3087 2009-07-09 DJ Delorie <dj@redhat.com>
3089 * targhooks.c (default_target_can_inline_p): Rename from
3090 default_target_option_can_inline_p.
3091 * targhooks.h (default_target_can_inline_p): Likewise.
3092 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3093 TARGET_OPTION_CAN_INLINE_P.
3094 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3095 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3096 (mep_target_can_inline_p): Rename from
3097 mep_target_option_can_inline_p.
3100 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3101 registers used to pass vectors.
3103 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3105 2009-07-09 Tom Tromey <tromey@redhat.com>
3107 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3108 * config/mmix/mmix.c: Include dwarf2.h.
3109 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3110 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3111 * config/sh/sh.c: Include dwarf2.h.
3112 * config/i386/i386.c: Include dwarf2.h.
3113 * Makefile.in (DWARF2_H): Remove 'elf'.
3114 * except.c: Include dwarf2.h.
3115 * unwind-dw2.c: Include dwarf2.h.
3116 * dwarf2out.c: Include dwarf2.h.
3117 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3118 * unwind-dw2-fde.c: Include dwarf2.h.
3119 * dwarf2asm.c: Include dwarf2.h.
3121 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3123 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3124 (max_issue): Use it.
3125 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3127 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3128 (region_sched_info): Update.
3129 * sched-ebb.c (ebb_sched_info): Update.
3130 * modulo-sched.c (sms_sched_info): Update.
3131 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3133 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3135 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3137 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3139 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3141 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3144 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3145 arg1 with arg01 if arg1 is already INTEGER_CST.
3147 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3149 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3150 Transform (and (truncate)) into (truncate (and)).
3152 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3154 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3155 creating LHS paradoxical subregs. Fix surrounding returns to
3156 use NULL_RTX rather than 0.
3158 2009-07-08 DJ Delorie <dj@redhat.com>
3160 * config/mep/mep.c: (mep_option_can_inline_p): New.
3161 (TARGET_OPTION_CAN_INLINE_P): Define.
3163 2009-07-08 Mark Wielaard <mjw@redhat.com>
3166 * dwarf2out.c (add_data_member_location_attribute): When we have
3167 only a constant offset don't emit a new location description using
3168 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3171 2009-07-08 Richard Henderson <rth@redhat.com>
3174 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3175 (enum reg_class): Add CLOBBERED_REGS.
3176 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3177 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3178 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3179 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3180 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3181 force 64-bit sibcalls into R11.
3182 * config/i386/constraints.md (U): New constraint.
3183 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3184 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3185 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3187 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3189 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3191 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3192 * ebitmap.h (dump_ebitmap): Ditto.
3193 * optabs.h (optab_libfunc): Ditto.
3194 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3195 * tree-flow.h (vect_can_force_dr_alignment_p,
3196 get_vectype_for_scalar_type): Ditto.
3197 (vectorize_loops): Move prototype to ...
3198 * tree-vectorizer.h: ... here. Also, adjust comment.
3199 (vect_set_verbosity_level): Remove duplicate prototype.
3200 * tree-ssa-loop.c: Include tree-vectorizer.h.
3201 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3203 2009-07-08 Nick Clifton <nickc@redhat.com>
3205 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3208 2009-07-08 DJ Delorie <dj@redhat.com>
3210 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3211 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3212 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3214 * config/mep/intrinsics.md: Regenerated.
3215 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3216 registers when asm() or calls are detected.
3218 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3221 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3223 * gimple (gimple_build_call_from_tree): Likewise.
3224 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3225 no_warning flag before warning.
3227 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3229 * tree.c (set_expr_locus): Remove.
3230 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3231 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3233 * gimplify.c (internal_get_tmp_var): Likewise.
3234 (gimplify_call_expr): Likewise.
3235 (gimplify_one_sizepos): Likewise.
3237 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3240 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3241 to variables for debugging purposes.
3243 2009-06-23 Mark Loeser <mark@halcy0n.com>
3246 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3248 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3250 * pretty-print.c (pp_base_format): Remove %J.
3251 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3252 gcc_cxxdiag_char_table): Likewise.
3253 (init_dynamic_diag_info): Likewise.
3255 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3257 * pretty-print.c (pp_base_format): Remove %H.
3258 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3259 gcc_cxxdiag_char_table): Likewise.
3260 (init_dynamic_diag_info): Likewise.
3261 * config/mep/mep.c (mep_select_section): Likewise.
3263 2009-07-07 Duncan Sands <baldrick@free.fr>
3265 * final.c (pass_clean_state): Give the pass a name.
3266 * passes.c (pass_rest_of_compilation): Likewise.
3267 * tree-optimize.c (pass_all_optimizations): Likewise.
3269 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3271 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3272 an extra 'decl' for error_at.
3274 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3277 * tree-tailcall.c (adjust_return_value_with_ops,
3278 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3279 if it has complex or vector type.
3281 2009-07-07 Olivier Hainque <hainque@adacore.com>
3283 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3286 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3288 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3290 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3292 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3293 * c-decl.c: Likewise.
3294 * function.c: Likewise.
3295 * varasm.c: Likewise.
3296 * tree-ssa.c: Likewise.
3297 * c-common.c: Likewise.
3298 * tree-cfg.c: Likewise.
3299 * config/spu/spu.c: Likewise.
3300 * config/ia64/ia64.c: Likewise.
3301 * config/v850/v850.c: Likewise.
3303 2009-07-06 DJ Delorie <dj@redhat.com>
3305 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3306 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3307 unspecified accesses to control registers.
3308 * config/mep/intrinsics.md: Regenerate.
3309 * config/mep/intrinsics.h: Regenerate.
3310 * config/mep/mep-intrin.h: Regenerate.
3312 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3314 * c-lex.c: Replace %H by an explicit location. Update all calls.
3315 * c-common.c: Likewise.
3316 * c-decl.c: Likewise.
3317 * c-typeck.c: Likewise.
3318 * fold-const.c: Likewise.
3319 * gimplify.c: Likewise.
3321 * tree-cfg.c: Likewise.
3322 * tree-ssa-loop-niter.c: Likewise.
3323 * tree-vrp.c: Likewise.
3324 * value-prof.c: Likewise.
3326 2009-07-06 Diego Novillo <dnovillo@google.com>
3328 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3329 if it has one. Handle cases where VAR does not have an
3330 annotation or cfun is NULL.
3332 2009-07-06 Diego Novillo <dnovillo@google.com>
3334 * tree.c: Include debug.h.
3335 (initialize_tree_contains_struct): New.
3336 (init_ttree): Call it.
3337 (tree_node_structure_for_code): Factor out of ...
3338 (tree_node_structure): ... here.
3339 * treestruct.def (TS_PHI_NODE): Remove.
3340 (TS_GIMPLE_STATEMENT): Remove.
3342 2009-07-06 Diego Novillo <dnovillo@google.com>
3344 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3345 (debug_tree_chain): Handle cycles.
3347 2009-07-06 Nick Clifton <nickc@redhat.com>
3348 DJ Delorie <dj@redhat.com>
3350 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3351 __FMOVD_ENABLED__ is defined.
3353 (TARGET_FMOVD): Provide a default definition.
3354 (MASK_FMOVD): Likewise.
3355 (TARGET_CPU_CPP_BUILTINS): Define
3356 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3357 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3358 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3359 (split for DF load from memory into register): Also handle
3360 MEMs which consist of REG+DISP addressing.
3361 (split for DF store from register to memory): Likewise.
3362 (movsf_ie): Always use single fp_mode.
3363 * config/sh/sh.c (sh_override_options): Do not automatically
3364 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3365 that to the -mfmovd command line switch.
3366 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3367 (fldi_ok): Always allow.
3368 * config/sh/sh.opt (mfmovd): Remove this switch.
3369 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3371 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3372 Kaz Kojima <kkojima@gcc.gnu.org>
3374 PR rtl-optimization/30807
3375 * postreload.c (reload_combine): For every new use of REG_SUM,
3376 record the use of BASE.
3378 2009-07-06 Jan Hubicka <jh@suse.cz>
3380 * params.def: Revert my accidental commit at 2009-06-30.
3382 2009-07-04 Ian Lance Taylor <iant@google.com>
3385 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3387 (mingw_format_attribute_overrides): Likewise.
3389 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3392 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3393 don't check cfa.reg. Instead of cfa.indirect use
3394 fde && fde->drap_reg != INVALID_REGNUM test.
3396 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3398 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3400 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3403 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3405 2009-07-03 Richard Guenther <rguenther@suse.de>
3407 PR tree-optimization/40640
3408 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3411 2009-07-03 Jan Hubicka <jh@suse.cz>
3413 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3414 for size, reduce amount of inlining.
3416 2009-07-03 Richard Guenther <rguenther@suse.de>
3419 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3420 if t +- x is known to not overflow and the conversion widens the
3422 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3424 2009-07-03 Jan Hubicka <jh@suse.cz>
3426 * ipa-pure-const.c (analyze): Update loop optimizer init.
3427 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3428 try_remove_empty_loop, remove_empty_loops): Remove.
3429 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3430 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3431 to mark regular loops as neccesary.
3432 (degenerate_phi_p): New function.
3433 (propagate_necessity, remove_dead_phis): Use it.
3434 (forward_edge_to_pdom): Likewise.
3435 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3436 virtual PHI nodes that became unreachable.
3437 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3438 * tree-flow.h (remove_empty_loops): Remove.
3439 * passes.c (init_optimization_passes): Remove.
3441 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3443 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3444 can_create_pseudo_p.
3445 (*fix_trunc<mode>_i387_1): Ditto.
3446 (*floathi<mode>2_1): Ditto.
3447 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3448 (*fistdi2_1): Ditto.
3449 (*fist<mode>2_1): Ditto.
3450 (frndintxf2_floor): Ditto.
3451 (*fist<mode>2_floor_1): Ditto.
3452 (frndintxf2_ceil): Ditto.
3453 (*fist<mode>2_ceil_1): Ditto.
3454 (frndintxf2_trunc): Ditto.
3455 (frndintxf2_mask_pm): Ditto.
3456 (fxam<mode>2_i387_with_temp): Ditto.
3457 * config/i386/sse.md (mulv16qi3): Ditto.
3458 (*sse2_mulv4si3): Ditto.
3460 (sse4_2_pcmpestr): Ditto.
3461 (sse4_2_pcmpistr): Ditto.
3463 2009-07-03 Jan Hubicka <jh@suse.cz>
3465 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3466 (mark_stmt_necessary): Set it.
3467 (mark_operand_necessary): Set it.
3468 (mark_control_dependent_edges_necessary): Set it.
3469 (mark_virtual_phi_result_for_renaming): New function.
3470 (get_live_post_dom): New function.
3471 (forward_edge_to_pdom): New function.
3472 (remove_dead_stmt): Fix handling of control dependences.
3473 (tree_dce_init): Init new bitmap.
3474 (tree_dce_done): Free it.
3476 2009-07-02 Richard Guenther <rguenther@suse.de>
3479 * tree-ssa-structalias.c (new_var_info): Initialize
3482 2009-07-02 Jan Hubicka <jh@suse.cz>
3484 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3487 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3489 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3490 instead of recomputing it. Adjust calls.
3491 (emit_store_flag): Adjust recursive calls.
3493 2009-07-02 Richard Guenther <rguenther@suse.de>
3495 * tree-ssa-live.c (remove_unused_locals): Do not remove
3497 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3498 of DECL_EXTERNAL for HEAP variables.
3499 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3500 HEAP variables. Do not adjust RESTRICT vars.
3501 (find_what_var_points_to): Nobody cares if something
3504 2009-07-02 Ben Elliston <bje@au.ibm.com>
3506 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3507 pc_low and pc_high declarations to the top of the function.
3509 2009-07-01 DJ Delorie <dj@redhat.com>
3511 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3513 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3514 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3515 unspecified accesses to control registers.
3516 * config/mep/intrinsics.md: Regenerate.
3517 * config/mep/intrinsics.h: Regenerate.
3518 * config/mep/mep-intrin.h: Regenerate.
3520 2009-07-01 Anthony Green <green@moxielogic.com>
3522 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3523 instruction when possible.
3524 (moxie_expand_prologue): Ditto. Also, save an instruction and
3525 some complexity by popping off of $r12 instead of $sp.
3526 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3529 2009-07-01 Richard Henderson <rth@redhat.com>
3532 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3533 contained no insns, reposition note before last insn.
3535 2009-07-01 Richard Henderson <rth@redhat.com>
3538 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3539 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3541 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3544 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3545 darwin9 for printing reg addresses with %y.
3547 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3549 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3550 truncation from operands in binary operations.
3552 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3555 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3556 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3557 subreg of op0 to the original op0.
3559 * expmed.c (store_bit_field_1): Use a temporary as the destination
3560 instead of a paradoxical subreg when we need to truncate the result.
3562 2009-07-01 DJ Delorie <dj@redhat.com>
3564 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3565 names to VLIW variants.
3566 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3567 * config/mep/intrinsics.md: Regenerate.
3568 * config/mep/intrinsics.h: Regenerate.
3569 * config/mep/mep-intrin.h: Regenerate.
3571 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3574 * jump.c (returnjump_p): Revert last patch.
3575 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3577 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3580 * pa.md (casesi32p): Use jump table label to determine the offset
3582 (casesi64p): Likewise.
3584 * pa.c (forward_branch_p): Return bool type. Use instruction
3585 addresses when available. Assert that INSN has a jump label.
3586 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3589 2009-07-01 Richard Guenther <rguenther@suse.de>
3591 PR tree-optimization/19831
3592 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3593 that only act as barriers do not make any previous stores necessary.
3594 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3595 HEAP variables global, do not add a constraint from nonlocal.
3596 (find_func_aliases): Handle escapes through return statements.
3597 (compute_points_to_sets): Make escaped HEAP variables global.
3599 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3602 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3603 after reducing a DImode cstore to SImode.
3605 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3607 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3608 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3610 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3612 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3613 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3615 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3616 and umod_optab if TARGET_BSD_DIVMOD.
3617 * config/vax/lib1funcs.asm: New file.
3618 * config/vax/t-linux: New file.
3619 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3621 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3624 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3625 to type arguments that have void type.
3628 * dwarf2out.c (gen_formal_parameter_die): Call
3629 equate_decl_number_to_die if node is different from origin.
3631 2009-06-30 Anthony Green <green@moxielogic.com>
3633 Clean up moxie port for --enable-build-with-cxx.
3634 * config/moxie/moxie.c (moxie_function_value): First two
3635 parameters are const_tree, not tree.
3636 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3637 (REG_CLASS_NAMES): Ditto.
3638 (REGNO_REG_CLASS): Ditto.
3639 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3640 (moxie_function_value): Fix constyness of arguments.
3642 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3644 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3645 finalize_size_functions before further processing.
3646 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3647 (variable_size): Call self_referential_size on size expressions
3648 that contain a PLACEHOLDER_EXPR.
3649 (size_functions): New static variable.
3650 (copy_self_referential_tree_r): New static function.
3651 (self_referential_size): Likewise.
3652 (finalize_size_functions): New global function.
3653 * tree.c: Include tree-inline.h.
3654 (push_without_duplicates): New static function.
3655 (find_placeholder_in_expr): New global function.
3656 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3658 <tcc_expression>: Likewise.
3659 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3660 the call in the expression.
3661 * tree.h (finalize_size_functions): Declare.
3662 (find_placeholder_in_expr): Likewise.
3663 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3664 (substitute_placeholder_in_expr): Update comment.
3665 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3667 (copy_tree_body_r): Likewise.
3668 (copy_tree_body): New static function.
3669 (maybe_inline_call_in_expr): New global function.
3670 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3671 (maybe_inline_call_in_expr): Declare.
3672 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3673 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3676 2009-06-30 Richard Guenther <rguenther@suse.de>
3678 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3680 (propagate_necessity): Do not mark reaching defs of stores
3683 2009-06-30 Jan Hubicka <jh@suse.cz>
3685 * cfgloopanal.c (check_irred): Move into ...
3686 (mark_irreducible_loops): ... here; return true if ireducible
3688 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3689 (analyze_function): Try to prove loop finiteness.
3690 * cfgloop.h (mark_irreducible_loops): Update prototype.
3691 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3693 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3695 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3697 2009-06-30 Ira Rosen <irar@il.ibm.com>
3699 PR tree-optimization/40542
3700 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3703 2009-06-30 Martin Jambor <mjambor@suse.cz>
3705 PR tree-optimization/40582
3706 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3707 than useless_type_conversion_p.
3708 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3711 2009-06-30 Martin Jambor <mjambor@suse.cz>
3714 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3716 2009-06-30 Richard Guenther <rguenther@suse.de>
3718 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3719 use ao_ref references.
3720 (walk_aliased_vdefs): Likewise.
3721 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3722 * tree-ssa-dce.c (struct ref_data): Remove.
3723 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3724 (mark_aliased_reaching_defs_necessary): Adjust.
3725 (mark_all_reaching_defs_necessary_1): Likewise.
3727 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3730 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3731 (emit_store_flag_1): Extract from emit_store_flag, adjust
3732 calls to (what now is) emit_cstore.
3733 (emit_store_flag): Call emit_store_flag_1 and also use it
3734 for what used to be recursive calls.
3736 2009-06-30 Wei Guozhi <carrot@google.com>
3739 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3740 if the target bb post dominates from bb.
3741 * config/i386/i386.c (memory_address_length): Check existence of base
3742 register before using it.
3744 2009-06-30 Nick Clifton <nickc@redhat.com>
3745 DJ Delorie <dj@redhat.com>
3747 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3748 __FMOVD_ENABLED__ is defined.
3750 (TARGET_FMOVD): Provide a default definition.
3751 (MASK_FMOVD): Likewise.
3752 (TARGET_CPU_CPP_BUILTINS): Define
3753 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3754 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3755 two fmov instructions depending upon whether TARGET_FMOVD is
3757 (split for DF load from memory into register): Also handle
3758 MEMs which consist of REG+DISP addressing.
3759 (split for DF store from register to memory): Likewise.
3760 * config/sh/sh.opt (mfmovd): Remove this switch.
3761 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3762 * config/sh/sh.c (sh_override_options): Do not automatically
3763 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3764 that to the -mfmovd command line switch.
3766 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3768 (fldi_ok): Always allow.
3769 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3771 2009-06-29 DJ Delorie <dj@redhat.com>
3773 * doc/install.texi (mep-x-elf): Correct chip's full name.
3775 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3777 * doc/extend.texi: Fix typo.
3779 2009-06-29 Tom Tromey <tromey@redhat.com>
3782 * Makefile.in (DWARF2_H): New variable.
3784 (dwarf2out.o): Likewise.
3785 (dwarf2asm.o): Likewise.
3786 * config/i386/t-i386: Use DWARF2_H.
3787 * except.c: Include elf/dwarf2.h.
3788 * unwind-dw2.c: Include elf/dwarf2.h.
3789 * dwarf2out.c: Include elf/dwarf2.h.
3790 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3791 <dtprel>: New field.
3792 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3793 (size_of_loc_descr): Likewise.
3794 (output_loc_operands_raw): Likewise.
3795 (output_loc_operands): Handle new dtprel field.
3796 (loc_checksum): Update.
3797 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3798 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3799 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3800 * dwarf2asm.c: Include elf/dwarf2.h.
3801 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3802 * config/mmix/mmix.c: Include elf/dwarf2.h.
3803 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3804 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3805 * config/sh/sh.c: Include elf/dwarf2.h.
3806 * config/i386/i386.c: Include elf/dwarf2.h.
3808 2009-06-29 DJ Delorie <dj@redhat.com>
3810 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3812 * doc/extend.texi: Add MeP attributes and pragmas.
3813 * doc/invoke.text: Add MeP Options.
3814 * doc/contrib.texi: Add MeP contribution.
3815 * doc/md.texi: Add MeP constraints.
3816 * doc/install.texi: Add MeP target.
3818 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3820 * target.h (struct gcc_target): Add frame_pointer_required field.
3821 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3822 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3823 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3825 * reload1.c (update_eliminables): (Ditto.).
3826 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3827 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3828 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3830 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3832 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3833 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3834 (arm_frame_pointer_required): New function.
3836 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3837 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3838 (avr_frame_pointer_required_p): Declare as static.
3839 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3841 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3842 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3843 (bfin_frame_pointer_required): Make as static, change return type
3845 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3847 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3848 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3849 (cris_frame_pointer_required): New function.
3851 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3853 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3854 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3855 (fr30_frame_pointer_required): New function.
3857 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3858 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3859 (frv_frame_pointer_required): Make as static, change return type
3861 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3863 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3864 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3865 (ix86_frame_pointer_required): Make as static, change return type to
3867 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3869 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3870 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3872 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3874 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3876 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3878 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3879 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3880 (mips_frame_pointer_required): Make as static.
3881 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3883 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3884 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3885 (mmix_frame_pointer_required): Mew function.
3887 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3888 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3890 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3892 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3894 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3896 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3897 (CAN_ELIMINATE): Redefine.
3898 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3899 (sparc_frame_pointer_required): New function.
3900 (sparc_can_eliminate): New function.
3901 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3903 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3904 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3906 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3907 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3908 (xtensa_frame_pointer_required): Make as static, change return type
3910 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3913 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3915 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3916 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3917 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3918 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3919 (register_callback): Handle PLUGIN_START_UNIT.
3920 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3922 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3924 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3926 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3927 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3929 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3931 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3934 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3936 * doc/extend.texi (Additional Floating Types): __float128 is also
3937 supported on i386 targets.
3939 2009-06-29 Richard Guenther <rguenther@suse.de>
3942 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3944 (pt_solutions_same_restrict_base): Declare.
3945 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3947 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3948 (make_constraint_from, make_copy_constraint): Move earlier.
3949 (make_constraint_from_heapvar): New function.
3950 (make_constraint_from_restrict): Likewise.
3951 (handle_lhs_call): Use it.
3952 (find_func_aliases): Use it to track conversions to restrict
3954 (struct fieldoff): Add only_restrict_pointers flag.
3955 (push_fields_onto_fieldstack): Initialize it.
3956 (create_variable_info_for): Track global restrict qualified pointers.
3957 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3958 Track restrict qualified pointer arguments.
3959 (set_uids_in_ptset): Use varinfo is_global_var flag.
3960 (find_what_var_points_to): Set the vars_contains_restrict flag.
3961 Always create the points-to solution for sets including restrict tags.
3962 (pt_solutions_same_restrict_base): New function.
3963 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3964 qualified pointers use pt_solutions_same_restrict_base as
3965 additional source for disambiguation.
3967 2009-06-29 Richard Guenther <rguenther@suse.de>
3970 * alias.c (find_base_decl): Remove.
3971 (get_deref_alias_set_1): Remove restrict handling.
3972 * c-common.c (c_apply_type_quals_to_decl): Do not set
3973 DECL_POINTER_ALIAS_SET.
3974 * gimplify.c (find_single_pointer_decl_1): Remove.
3975 (find_single_pointer_decl): Likewise.
3976 (internal_get_tmp_var): Remove restrict handling.
3977 (gimple_regimplify_operands): Likewise.
3978 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3979 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3980 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3981 * tree.c (restrict_base_for_decl): Remove.
3982 (init_ttree): Do not allocate it.
3983 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3984 LABEL_DECL_UID for label decls.
3985 (copy_node_stat): Do not copy restrict information.
3986 (decl_restrict_base_lookup): Remove.
3987 (decl_restrict_base_insert): Likewise.
3988 (print_restrict_base_statistics): Likewise.
3989 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3990 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3991 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3992 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3993 (LABEL_DECL_UID): Adjust.
3994 (DECL_BASED_ON_RESTRICT_P): Remove.
3995 (DECL_GET_RESTRICT_BASE): Likewise.
3996 (SET_DECL_RESTRICT_BASE): Likewise.
3997 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3999 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4000 instead of DECL_POINTER_ALIAS_SET.
4001 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4002 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4003 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4005 2009-06-29 Richard Guenther <rguenther@suse.de>
4007 PR tree-optimization/40579
4008 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4009 the IL to simplify has constants that overflowed.
4011 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4013 PR tree-optimization/40550
4014 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4015 vector_compute_type only when the size of vector_compute_type is
4016 less than the size of type.
4018 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4020 * fold-const.c (contains_label_1): Fix comments.
4021 (contains_label_p): Do not walk trees multiple time.
4023 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4025 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4026 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4027 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4028 ix86_fp_comparison_operator.
4029 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4030 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4031 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4032 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4033 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4034 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4035 (related splits): Change predicate to ix86_fp_comparison_operator.
4036 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4037 instead of ix86_fp_comparison_codes.
4038 (ix86_trivial_fp_comparison_operator,
4039 ix86_fp_comparison_operator): New.
4040 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4041 (ix86_expand_compare): Eliminate last two parameters.
4042 (ix86_fp_jump_nontrivial_p): Kill.
4043 * config/i386/i386.c (put_condition_code): Eliminate call to
4044 ix86_fp_comparison_codes and subsequent assertion.
4045 (ix86_fp_comparison_codes): Eliminate.
4046 (ix86_fp_swap_condition): New.
4047 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4048 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4049 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4050 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4051 and ix86_fp_swap_condition.
4052 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4053 Use ix86_fp_comparison_strategy.
4054 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4055 (ix86_fp_jump_nontrivial_p): Eliminate.
4056 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4057 call to ix86_expand_compare.
4058 (ix86_split_fp_branch, ix86_expand_setcc,
4059 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4060 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4062 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4064 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4065 related to jump_clobbers.
4066 * config/arm/arm.md (conds): Remove jump_clob case.
4067 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4068 splits): Change comparison_operator to arm_comparison_operator.
4069 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4072 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4074 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4075 condition for floating point modes.
4076 * expmed.c (emit_store_flag_1): Move here a bigger part
4078 (emit_store_flag): Try swapping the condition for floating point
4080 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4082 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4084 * expr.c (expand_expr_real_1): Just use do_store_flag.
4085 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4086 emit_store_flag_force.
4087 * expmed.c (emit_store_flag_force): Copy here trick
4088 previously in expand_expr_real_1. Try reversing the comparison.
4089 (emit_store_flag_1): Work if target is NULL.
4090 (emit_store_flag): Work if target is NULL, using the result mode
4091 from the comparison. Use split_comparison, restructure final part
4092 to simplify conditionals.
4094 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4096 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4097 * dojump.c (do_jump): Change handling of floating-point
4098 ops to use just do_compare_and_jump.
4099 (split_comparison): New.
4100 (do_compare_rtx_and_jump): Add here logic coming previously
4101 in do_jump, using split_comparison.
4103 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4106 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4108 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4110 * tree-ssa-alias.c: Fix unintentional commit.
4112 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4114 * passes.c (execute_one_pass): Fix unintentional commit.
4116 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4118 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4119 (df_rd_local_compute, df_md_local_compute): Inline them.
4121 (df_md_scratch): New.
4122 (df_md_alloc, df_md_free): Allocate/free it.
4123 (df_md_local_compute): Only include live registers in init.
4124 (df_md_transfer_function): Prune the in-set computed by
4125 the confluence function, and the gen-set too.
4127 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4129 PR rtl-optimization/26854
4130 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4131 * df-problems.c (df_rd_add_problem): Fix comment.
4132 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4133 df_md_simulate_artificial_defs_at_top,
4134 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4135 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4136 df_md_transfer_function, df_md_init, df_md_confluence_0,
4137 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4138 problem_MD, df_md_add_problem): New.
4139 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4140 df_md_get_bb_info): New.
4141 (DF_LAST_PROBLEM_PLUS1): Adjust.
4143 * Makefile.in (fwprop.o): Include domwalk.h.
4144 * fwprop.c: Include domwalk.h.
4145 (reg_defs, reg_defs_stack): New.
4146 (bitmap_only_bit_between): Remove.
4147 (process_defs): New.
4148 (process_uses): Use reg_defs and local_md instead of
4149 bitmap_only_bit_between and local_rd.
4150 (single_def_use_enter_block): New, from build_single_def_use_links.
4151 (single_def_use_leave_block): New.
4152 (build_single_def_use_links): Remove code moved to
4153 single_def_use_enter_block, invoke domwalk.
4154 (use_killed_between): Adjust comment.
4156 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4158 * bitmap.h (bitmap_ior_and_into): New.
4159 * bitmap.c (bitmap_ior_and_into): New.
4161 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4163 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4164 before_dom_children_before_stmts and after_dom_children_after_stmts.
4165 Rename the two remaining callbacks to just before_dom_children and
4166 after_dom_children. Remove other GIMPLE statement walking bits.
4167 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4168 * graphite.c: Do not include domwalk.h.
4169 * tree-into-ssa.c (interesting_blocks): New global.
4170 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4171 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4172 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4173 now that they're not domwalk callbacks.
4174 (rewrite_initialize_block): Rename to...
4175 (rewrite_enter_block): ... this, place after called functions. Test
4176 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4177 (rewrite_finalize_block): Rename to...
4178 (rewrite_leave_block): ... this, place after called functions.
4179 (rewrite_update_init_block): Rename to...
4180 (rewrite_update_enter_block): ... this, place after called functions.
4181 Test interesting_blocks, call rewrite_update_stmt and
4182 rewrite_update_phi_arguments.
4183 (rewrite_update_fini_block): Rename to...
4184 (rewrite_leave_block): ... this, place after called functions.
4185 (rewrite_blocks): Remove last argument, simplify initialization of
4187 (mark_def_sites_initialize_block): Rename to...
4188 (mark_def_sites_block): ... this, call mark_def_sites.
4189 (mark_def_sites_blocks): Remove argument, simplify initialization of
4191 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4192 (update_ssa): Likewise.
4193 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4195 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4196 (dom_opt_initialize_block): Rename to...
4197 (dom_opt_enter_block): ... this, place after called functions. Walk
4198 statements here, inline propagate_to_outgoing_edges.
4199 (dom_opt_finalize_block): Rename to...
4200 (dom_opt_leave_block): ... this, place after called functions.
4201 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4203 (dse_enter_block, dse_record_phi): New.
4204 (dse_record_phis): Delete.
4205 (dse_finalize_block): Rename to...
4206 (dse_leave_block): ... this.
4207 (tree_ssa_dse): Simplify initialization of walk_data.
4208 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4209 Adjust initialization of walk_data.
4210 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4211 * tree-ssa-loop-phiopt.c (get_non_trapping):
4212 Adjust initialization of walk_data.
4213 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4214 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4215 it's not a domwalk callback.
4216 (uncprop_initialize_block): Rename to...
4217 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4218 (dse_finalize_block): Rename to...
4219 (dse_leave_block): ... this.
4220 (tree_ssa_uncprop): Simplify initialization of walk_data.
4221 * Makefile.in: Adjust dependencies.
4223 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4225 * arm.md (casesi): Fix test for Thumb1.
4226 (thumb1_casesi_internal_pic): Likewise.
4227 (thumb1_casesi_dispatch): Likewise.
4229 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4231 * config/arm/arm-cores.def: Added core cortex-m0.
4232 * config/arm/arm-tune.md: Regenerated.
4233 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4235 2009-06-26 DJ Delorie <dj@redhat.com>
4237 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4239 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4240 the scheduler doesn't tag jump insns.
4242 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4244 * c-decl.c (merge_decls): Re-indent.
4246 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4249 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4250 Special-case decimal float constants.
4252 2009-06-26 Richard Henderson <rth@redhat.com>
4254 * function.h (struct function): Add cannot_be_copied_reason,
4255 and cannot_be_copied_set.
4256 * tree-inline.c (has_label_address_in_static_1): Rename from
4257 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4258 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4259 don't set inline_forbidden_reason.
4260 (copy_forbidden): New function, split out of inline_forbidden_p.
4261 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4262 (inline_forbidden_p): Use copy_forbidden.
4263 (tree_versionable_function_p): Likewise.
4264 (inlinable_function_p): Merge into tree_inlinable_function_p.
4265 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4266 * ipa-cp.c (ipcp_versionable_function_p): New function.
4267 (ipcp_cloning_candidate_p): Use it.
4268 (ipcp_node_modifiable_p): Likewise.
4270 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4272 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4273 that is marked not to be inlined. Remove flag_mudflap use.
4274 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4275 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4277 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4280 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4281 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4283 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4285 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4287 (__mingwthr_remove_key_dtor): Likewise.
4289 2009-06-26 Richard Guenther <rguenther@suse.de>
4291 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4293 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4296 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4297 try the non-cond_exec path also.
4299 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4302 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4303 (output_cbranch): Use new functions.
4304 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4307 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4308 Pat Haugen <pthaugen@us.ibm.com>
4309 Revital Eres <ERES@il.ibm.com>
4311 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4312 for %c error. Add %x support to print VSX registers as a unified
4313 register set, instead of separate float and altivec registers.
4314 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4315 %y case, and add support for VSX pre-modify addresses.
4316 (output_toc): Add assert for CONST containing an integer constant
4318 (rs6000_adjust_cost): Add POWER7 support.
4319 (insn_must_be_first_in_group): Ditto.
4320 (insn_must_be_last_in_group): Ditto.
4321 (rs6000_emit_popcount): Ditto.
4322 (rs6000_vector_mode_supported_p): Ditto.
4324 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4325 Change some of the functions called by macros to being called
4326 through a pointer, so debug functions can be inserted if
4327 -mdebug=addr or -mdebug=cost.
4328 (rs6000_preferred_reload_class_ptr): Ditto.
4329 (rs6000_secondary_reload_class_ptr): Ditto.
4330 (rs6000_secondary_memory_needed_ptr): Ditto.
4331 (rs6000_cannot_change_mode_class_ptr): Ditto.
4332 (rs6000_secondary_reload_inner): Ditto.
4333 (rs6000_legitimize_reload_address): Ditto.
4334 (rs6000_legitimize_reload_address_ptr): Ditto.
4335 (rs6000_mode_dependent_address): Ditto.
4336 (rs6000_mode_dependent_address_ptr): Ditto.
4338 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4339 function to return true if the mode allows reg + integer
4341 (virtual_stack_registers_memory_p): New function to return true if
4342 the address refers to a virtual stack register.
4343 (rs6000_legitimate_offset_address_p): Move code to say whether a
4344 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4346 (rs6000_legitimate_address_p): Add checks for modes that only can
4347 do reg+reg addressing. Start adding VSX support.
4348 (rs6000_legitimize_reload_address): Ditto.
4349 (rs6000_legitimize_address): Ditto.
4350 (rs6000_debug_legitimate_address_p): New debug functions for
4351 -mdebug=addr and -mdebug=cost.
4352 (rs6000_debug_rtx_costs): Ditto.
4353 (rs6000_debug_address_costs): Ditto.
4354 (rs6000_debug_adjust_cost): Ditto.
4355 (rs6000_debug_legitimize_address): Ditto.
4356 (rs6000_legitimize_reload_address_ptr): Point to call normal
4357 function or debug function. Make functions called via pointer
4359 (rs6000_mode_dependent_address_ptr): Ditto.
4360 (rs6000_secondary_reload_class_ptr): Ditto.
4361 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4362 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4363 into a friendlier error.
4364 (rs6000_init_builtins): Add initial VSX support.
4365 (rs6000_adjust_cost): Fix some spacing issues.
4367 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4368 (REG_CLASS_NAMES): Ditto.
4369 (REG_CLASS_CONTENTS): Ditto.
4370 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4371 pointer, to add -mdebug=addr support.
4372 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4373 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4374 -mdebug=addr support.
4375 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4376 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4377 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4379 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4381 (bswapsi*): Set attribute types for load/store. Add combiner
4382 patterns to eliminate zero extend on 64-bit.
4383 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4384 stdbrx if the hardware supports those instructions.
4386 2009-06-25 Ian Lance Taylor <iant@google.com>
4388 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4389 (Link Options): Document -static-libstdc++.
4391 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4394 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4395 DATA_ALIGNMENT instead.
4397 2009-06-25 Richard Guenther <rguenther@suse.de>
4399 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4400 indirect references against the callused/escaped solutions.
4401 (call_may_clobber_ref_p_1): Likewise.
4403 2009-06-25 Martin Jambor <mjambor@suse.cz>
4405 PR tree-optimization/40493
4406 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4407 (enum unscalarized_data_handling): New type.
4408 (handle_unscalarized_data_in_subtree): Return what has been done.
4409 (load_assign_lhs_subreplacements): Handle left flushes differently.
4410 (sra_modify_assign): Use unscalarized_data_handling, simplified
4411 condition determining whether to remove the statement.
4413 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4415 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4416 excerpt - @ should be doubled for texinfo.
4418 2009-06-24 Ian Lance Taylor <iant@google.com>
4420 * config/arc/arc.c: Include "df.h".
4421 (arc_attribute_table): Make static. Move higher in file.
4422 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4423 (output_shift): Initialize n later to avoid warning.
4424 * config/arm/arm.c (arm_attribute_table): Make static. Move
4426 * config/avr/avr.c (avr_attribute_table): Make static. Move
4428 (reg_class_tab): Change array type from int to enum reg_class.
4429 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4431 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4432 (lshrhi3_out): Likewise.
4433 (class_likely_spilled_p): Change return type to bool.
4434 (avr_rtx_costs): Use local code variable with enum type.
4435 * config/avr/avr.md (movmemhi): Use add_reg_note.
4436 (andhi3, andsi3): Don't use AS2 with "and".
4437 (iorhi3, iorsi3): Don't use AS2 with "or".
4438 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4439 * config/crx/crx.c: Include "df.h".
4440 (crx_attribute_table): Make static.
4441 * config/m32r/m32r.c: Include "df.h".
4442 (m32r_attribute_table): Make static. Move higher in file.
4443 (pop): Use add_reg_note.
4444 (block_move_call): Change 0 to LCT_NORMAL in function call.
4445 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4446 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4447 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4448 declare, not just when TREE_CODE is defined.
4449 * config/m68hc11/m68hc11.c: Include "expr.h".
4450 (m68hc11_attribute_table): Make static. Move higher in file.
4451 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4453 (m68hc11_register_indirect_p): Likewise.
4454 (m68hc11_function_arg_padding): Change return type to enum
4456 (emit_move_after_reload): Use add_reg_note.
4457 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4458 (m68hc11_split_logical): Likewise.
4459 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4461 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4462 to VOIDmode in function call.
4463 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4465 (m68hc11_split_logical): Update declaration.
4466 (m68hc11_function_arg_padding): Update declaration.
4467 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4468 to array of enum reg_class.
4469 (mcore_attribute_table): Make static. Move higher in file.
4470 (mcore_rtx_costs): Add cast to enum type.
4471 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4472 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4473 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4475 * config/sh/predicates.md (trapping_target_operand): Rename and to
4477 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4479 * config/spu/spu.c (spu_attribute_table): Make static. Move
4481 * config/v850/v850.c (v850_attribute_table): Make static. Move
4483 (v850_rtx_costs): Use local code with enum type.
4484 (expand_epilogue): Add cast.
4485 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4487 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4490 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4491 -m2a-single-only and -m2a-nofpu.
4492 * config/sh/sh.opt: Document m2a generates FPU code.
4494 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4496 * defaults.h (CAN_ELIMINATE): Provide default.
4497 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4498 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4499 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4500 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4501 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4502 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4503 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4504 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4505 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4506 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4508 2009-06-24 DJ Delorie <dj@redhat.com>
4510 * mep-ext-cop.cpu: Fix copyright notice.
4511 * mep-default: Fix copyright notice.
4512 * mep-core: Fix copyright notice.
4513 * mep: Fix copyright notice.
4514 * mep-ivc2: Fix copyright notice.
4515 * mep-c5: Fix copyright notice.
4517 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4519 * doc/contrib.texi (Contributors):
4521 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4524 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4525 src and dst operands if necessary.
4527 2009-06-23 DJ Delorie <dj@redhat.com>
4530 * config.gcc: Add mep support.
4531 * recog.c: Resurrect validate_replace_rtx_subexp().
4532 * recog.h: Likewise.
4533 * config/mep/: Add new port:
4534 * config/mep/constraints.md: New file.
4535 * config/mep/default.h: New file.
4536 * config/mep/intrinsics.h: New file.
4537 * config/mep/intrinsics.md: New file.
4538 * config/mep/ivc2-template.h: New file.
4539 * config/mep/mep-c5.cpu: New file.
4540 * config/mep/mep-core.cpu: New file.
4541 * config/mep/mep-default.cpu: New file.
4542 * config/mep/mep-ext-cop.cpu: New file.
4543 * config/mep/mep-intrin.h: New file.
4544 * config/mep/mep-ivc2.cpu: New file.
4545 * config/mep/mep-lib1.asm: New file.
4546 * config/mep/mep-lib2.c: New file.
4547 * config/mep/mep-pragma.c: New file.
4548 * config/mep/mep-protos.h: New file.
4549 * config/mep/mep-tramp.c: New file.
4550 * config/mep/mep.c: New file.
4551 * config/mep/mep.cpu: New file.
4552 * config/mep/mep.h: New file.
4553 * config/mep/mep.md: New file.
4554 * config/mep/mep.opt: New file.
4555 * config/mep/predicates.md: New file.
4556 * config/mep/t-mep: New file.
4558 2009-06-23 Ian Lance Taylor <iant@google.com>
4560 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4561 from loose_warn into c_loose_warn and from strict_warn into
4562 c_strict_warn. Set and substitute warn_cxxflags. Check for
4563 --enable-build-with-cxx. Set and substitute
4564 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4565 * Makefile.in (CXXFLAGS): New variable.
4566 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4567 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4568 the default is the same as $(STRICT_WARN).
4569 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4570 (CXX): New variable.
4571 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4572 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4573 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4574 (HOST_LIBS): New variable.
4575 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4576 (ALL_CXXFLAGS): New variable.
4577 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4578 * doc/install.texi (Configuration): Document
4579 --enable-build-with-cxx, --with-stage1-ldflags,
4580 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4581 * configure: Rebuild.
4583 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4585 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4586 from previous commit.
4588 2009-06-23 Ian Lance Taylor <iant@google.com>
4590 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4592 2009-06-23 Ian Lance Taylor <iant@google.com>
4594 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4595 with ATTRIBUTE_UNUSED.
4597 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4598 Pat Haugen <pthaugen@us.ibm.com>
4599 Revital Eres <eres@il.ibm.com>
4601 * config.in (HAVE_AS_POPCNTD): Add default definition.
4602 (HAVE_AS_LWSYNC): Ditto.
4604 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4606 (gcc_cv_as_powerpc_cmpb): Ditto.
4607 (gcc_cv_as_powerpc_dfp): Ditto.
4608 (gcc_cv_as_powerpc_vsx): Ditto.
4609 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4610 supporting the popcntd/lwsync instructions.
4611 (gcc_cv_as_powerpc_lwsync): Ditto.
4612 * configure: Regenerate.
4614 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4615 -mcpu=native and -mcpu=power7.
4616 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4618 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4619 a variable instead of a mask to reduce the number of mask bits.
4620 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4621 (-mbit-word): Ditto.
4622 (-mregnames): Ditto.
4623 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4624 (-mfused-madd): Ditto.
4626 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4628 (-mvsx): New switch for VSX instructions.
4629 (-misel): Move from a variable to a mask to allow it to be set by
4632 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4633 function declaration to an array declaration.
4634 (rs6000_hard_regno_nregs): New external array declaration.
4636 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4637 files included by rs6000.md.
4639 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4640 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4642 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4644 (rs6000_debug_reg): New -mdebug= variables.
4645 (rs6000_debug_addr): Ditto.
4646 (rs6000_debug_cost): Ditto.
4647 (rs6000_pmode): New variable to hold Pmode.
4648 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4649 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4650 calculated at compiler start.
4651 (rs6000_hard_regno_nregs): Change function to an array which holds
4652 HARD_REGNO_NREGS calculated at compiler start.
4653 (rs6000_explicit_options): Delete isel field.
4654 (rs6000_vector_unit): New array to hold which vector unit
4655 supports arithmetic options for a given type.
4656 (rs6000_vector_mem): New array to hold which vector unit supports
4657 memory reference operations for a given type.
4658 (rs6000_vector_align): New array to given the alignment of each
4660 (power7_cost): New basic costs for power7.
4661 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4662 (rs6000_hard_regno_nregs_internal): New function, moved from
4663 HARD_REGNO_NREGS, to calculate the number of registers each hard
4664 register takes for each type.
4665 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4666 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4667 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4668 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4669 unit information here so it is calculated once at compiler startup
4671 (rs6000_override_options): Make -misel a target mask. Add more
4672 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4673 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4675 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4676 (rs6000_handle_option): Move -misel from variable to target mask.
4677 (rs6000_builtin_mask_for_load): Add VSX support.
4678 (rs6000_conditional_register_usage): Ditto.
4679 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4680 (function_arg_boundary): Ditto.
4681 (rs6000_expand_builtin): Ditto.
4682 (def_builtin): Make abort message a little friendlier.
4683 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4685 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4686 assembler support the popcntd instruction instead of a vsx
4687 instruction to enable power7 support.
4688 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4689 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4690 option to the assembler if -mcpu=native.
4691 (ASM_CPU_NATIVE_SPEC): Ditto.
4692 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4694 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4695 the lwsync instruction.
4696 (enum processor_type): Add PROCESSOR_POWER7.
4697 (rs6000_debug_reg): New -mdebug= options.
4698 (rs6000_debug_addr): Ditto.
4699 (rs6000_debug_cost): Ditto.
4700 (rs6000_isel): Delete.
4701 (enum rs6000_vector): New enum to say what vector unit we have.
4702 (VECTOR_UNIT_*): New macros to say which vector unit has
4703 arithmetic operations for a given type.
4704 (VECTOR_MEM_*): New macros to say which vector unit has memory
4705 operations for a given type.
4706 (TARGET_LDBRX): Whether the machine supports the ldbrx
4708 (TARGET_ISEL): Delete, -misel moved to be a mask.
4709 (TARGET_ISEL64): New macro for 64-bit isel support.
4710 (UNITS_PER_VSX_WORD): New macro.
4711 (POINTER_SIZE): Move to be an external variable, rather than
4712 calculating whether we are generating 32 ot 64-bit code.
4714 (STACK_BOUNDARY): Add VSX support.
4715 (LOCAL_ALIGNMENT): Ditto.
4716 (SLOW_UNALIGNED_ACCESS): Ditto.
4717 (VSX_REGNO_P): New macro for VSX support.
4718 (VFLOAT_REGNO_P): Ditto.
4719 (VINT_REGNO_P): Ditto.
4720 (VLOGICAL_REGNO_P): Ditto.
4721 (VSX_VECTOR_MODE): Ditto.
4722 (VSX_SCALAR_MODE): Ditto.
4724 (VSX_MOVE_MODE): Ditto.
4725 (VSX_REG_CLASS_P): Ditto.
4726 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4728 (UNITS_PER_SIMD_WORD): Add VSX support.
4729 (MODES_TIEABLE_P): Ditto.
4730 (STARTING_FRAME_OFFSET): Ditto.
4731 (STACK_DYNAMIC_OFFSET): Ditto.
4732 (EPILOGUE_USES): Ditto.
4733 (REGNO_REG_CLASS): Move to array lookup.
4734 (CLASS_MAX_NREGS): Ditto.
4735 (rs6000_vector_reg_class): Add declaration.
4736 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4737 overlap with the floating point and Altivec registers.
4739 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4741 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4742 give the appropriate asm switches if -mcpu=native.
4743 (host_detect_local_cpu): Add support for "asm".
4744 (host_detect_local_cpu): Follow GNU code guidelines for name.
4746 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4747 -mbit-word to a variable instead of being a target mask.
4749 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4750 emit the lwsync instruction instead of emitting the instruction as
4751 an integer constant.
4753 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4754 fixuns_trundfsi2, move expander into rs6000.md.
4756 * config/rs6000/rs6000.md (cpu): Add power7.
4757 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4758 (logical predicate patterns): Change the single instruction
4759 primitives that set CR0 to be fast_compare instead of compare.
4761 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4762 (popcntddi2): Ditto.
4763 (popcount<mode>): Ditto.
4764 (floating multiply/add insns): Name the floating point
4766 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4767 (isel_unsigned_<mode>): Ditto.
4768 (fixuns_trundfsi2): Move expander here from spe.md.
4769 (smindi3): Define if we have -misel on 64-bit systems.
4774 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4776 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4778 * config/avr/avr.c (avr_current_device): New variable.
4779 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4780 (avr_arch, mcu_type_s): Move to avr.h.
4781 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4782 default_data_section_start fields.
4783 (avr_arch): Moved from avr.c.
4784 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4785 library_name fields.
4786 (avr_current_device, avr_mcu_types, avr_arch_types,
4787 avr_device_to_arch, avr_device_to_data_start,
4788 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4789 (EXTRA_SPEC_FUNCTIONS): Define.
4790 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4791 options mapping. Use device_to_arch and device_to_data_start insted.
4792 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4793 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4794 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4795 * config/avr/driver-avr.c: New file.
4796 * config/avr/avr-devices.c: New file.
4798 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4800 * var-tracking.c (unshare_variable): Force initialized to
4801 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4802 (set_variable_part): Likewise.
4803 (struct variable_union_info): Remove pos_src field.
4804 (vui_vec, vui_allocated): New variables.
4805 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4806 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4807 == 1 use a simpler sorting algorithm. Compute pos field right
4808 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4809 Avoid quadratic comparison if !flag_var_tracking_uninit.
4810 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4811 unshare_variable unconditionally.
4812 (dataflow_set_different_2): Removed.
4813 (dataflow_set_different): Don't traverse second hash table.
4814 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4815 unconditionally to var_reg_set or var_mem_set.
4816 (emit_notes_in_bb): Likewise.
4817 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4819 (emit_note_insn_var_location): Don't set initialized to
4820 VAR_INIT_STATUS_INITIALIZED early.
4821 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4823 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4825 * tree-object-size.c (addr_object_size): Instead of checking
4826 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4827 are no FIELD_DECLs following it.
4829 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4831 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4832 order to match bswaps with signed source operands.
4834 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4836 * sdbout.c (sdbout_one_type): Fix braces in switch.
4838 2009-06-23 Richard Guenther <rguenther@suse.de>
4840 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4842 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4843 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4844 var_callused, callused_tree, var_storedanything, storedanything_tree,
4845 var_integer, integer_tree): Remove global variables.
4846 (new_var_info): Do not pass new id, append the new var to the
4847 global variable vector.
4848 (do_ds_constraint): Use is_global_var member of the variable-info.
4849 (new_scalar_tmp_constraint_exp): Adjust.
4850 (create_function_info_for): Likewise.
4851 (create_variable_info_for): Likewise.
4852 (find_what_var_points_to): Remove dead code.
4853 (init_base_vars): Simplify.
4854 (compute_points_to_sets): Adjust.
4856 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4858 * combine.c (try_combine): Dump information about the insns we're
4861 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4863 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4864 check when calling force_to_mode on TRUNCATE's operand.
4866 2009-06-22 Ian Lance Taylor <iant@google.com>
4868 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4870 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4872 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4874 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4876 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4877 override library linkage flags such as -static-libgcc or
4880 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4882 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4884 2009-06-22 Ian Lance Taylor <iant@google.com>
4886 * config/linux.opt: Put mglibc ahead of muclibc.
4888 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4889 for duplicate decls.
4891 2009-06-22 Matthias Klose <doko@ubuntu.com>
4893 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4895 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4898 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4899 instead of NULL if a parser error occurs.
4901 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4903 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4904 non-DWARF2_DEBUGGING_INFO version.
4906 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4908 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4909 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4911 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4912 (LIBGCC2_TF_CEXT): Define.
4915 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4918 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4920 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4922 * config/arm/arm.c (arm_override_options): Disable
4923 -mcaller-super-interworking and -mcallee-super-interworking.
4924 * doc/invoke.texi (ARM Options): Document this.
4926 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4928 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4929 * config/arm/constraints.md (j): New constraint for movw operands.
4930 (N): Remove thumb2 meaning.
4931 * config/arm/arm.md (*arm_movw): Delete.
4932 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4933 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4934 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4936 2009-06-22 Martin Jambor <mjambor@suse.cz>
4938 PR tree-optimization/40492
4939 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4940 build_ref_for_offset.
4942 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4944 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4945 JUMP_TABLE_DATA_P predicates where applicable.
4946 * auto-inc-dec.c: Ditto.
4947 * builtins.c: Ditto.
4948 * caller-save.c: Ditto.
4950 * cfgcleanup.c: Ditto.
4951 * cfglayout.c: Ditto.
4954 * combine-stack-adj.c: Ditto.
4960 * dwarf2asm.c: Ditto.
4961 * dwarf2out.c: Ditto.
4962 * emit-rtl.c: Ditto.
4968 * function.c: Ditto.
4971 * genpreds.c: Ditto.
4972 * genrecog.c: Ditto.
4974 * ira-costs.c: Ditto.
4975 * ira-lives.c: Ditto.
4978 * lower-subreg.c: Ditto.
4979 * modulo-sched.c: Ditto.
4981 * postreload.c: Ditto.
4982 * print-rtl.c: Ditto.
4991 * sched-vis.c: Ditto.
4993 * sel-sched-ir.c: Ditto.
4994 * simplify-rtx.c: Ditto.
4995 * targhooks.c: Ditto.
4996 * var-tracking.c: Ditto.
4997 * vmsdbgout.c: Ditto.
4999 2009-06-22 Matthias Klose <doko@ubuntu.com>
5001 * Makefile.in (install-plugin): Always use DESTDIR.
5003 2009-06-22 Olivier Hainque <hainque@adacore.com>
5005 * config/pa/pa.c (output_call): Don't optimize post call jumps
5006 into return address adjustments if the call may throw.
5008 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5010 * arm.c (thumb1_output_casesi): New function.
5011 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5012 optimizing for size or PIC.
5013 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5014 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5015 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5016 (thumb1_casesi_internal_pic): New expand rule.
5017 (thumb1_casesi_dispatch): New pattern.
5018 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5020 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5021 in the text seciton when PIC or optimizing for size.
5022 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5023 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5024 preservation properties of code.
5025 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5026 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5027 (__gnu_thumb1_case_si): New function.
5028 * t-arm (LIB1ASMSRC): Define here.
5029 (LIB1ASMFUNCS): Add some common functions.
5030 * t-arm-elf (LIB1ASMSRC): Delete.
5031 (LIB1ASMFUNCS): Append to existing set.
5032 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5033 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5034 * t-symbian (LIB1ASMFUNCS): Likewise.
5035 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5036 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5038 2009-06-21 Richard Guenther <rguenther@suse.de>
5040 PR tree-optimization/38729
5041 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5042 to loops with a single exit if -fno-expensive-optimizations.
5044 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5046 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5047 (dataflow_set): Change vars type from htab_t to shared_hash.
5048 (shared_hash_pool, empty_shared_hash): New variables.
5049 (vars_clear): Removed.
5050 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5051 shared_hash_find_slot_unshare, shared_hash_find_slot,
5052 shared_hash_find_slot_noinsert, shared_hash_find): New
5054 (shared_hash_unshare, shared_hash_destroy): New functions.
5055 (unshare_variable): Unshare set->vars if shared, use
5057 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5058 (get_init_value, find_src_set_src, dump_dataflow_set,
5059 clobber_variable_part, emit_notes_for_differences): Use
5061 (dataflow_set_init): Remove second argument, set vars to
5062 empty_shared_hash instead of creating a new htab.
5063 (dataflow_set_clear): Call shared_hash_destroy and set vars
5064 to empty_shared_hash instead of calling vars_clear.
5065 (dataflow_set_copy): Don't call vars_copy, instead just share
5066 the src htab with dst.
5067 (variable_union): Use shared_hash_*, use initially NO_INSERT
5068 lookup if set->vars is shared. Don't keep slot cleared before
5069 calling unshare_variable. Unshare set->vars if needed.
5070 Even ->refcount == 1 vars must be unshared if set->vars is shared
5071 and var needs to be modified.
5072 (variable_canonicalize): New function.
5073 (dataflow_set_union): If dst->vars is empty, just share src->vars
5074 with dst->vars and traverse with variable_canonicalize to canonicalize
5075 and unshare what is needed.
5076 (dataflow_set_different): If old_set and new_set use the same shared
5077 htab, they aren't different. If number of htab elements is different,
5078 htabs are different. Use shared_hash_*.
5079 (dataflow_set_destroy): Call shared_hash_destroy instead of
5081 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5082 second argument to dataflow_set_init.
5083 (vt_initialize): Likewise. Initialize shared_hash_pool and
5084 empty_shared_hash, move bb in/out initialization afterwards.
5085 Use variable_htab_free instead of NULL as changed_variables del hook.
5086 (variable_was_changed): Change type of second argument to pointer to
5087 dataflow_set. When inserting var into changed_variables, bump
5088 refcount. Unshare set->vars if set is shared htab and slot needs to
5090 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5091 lookup if set->vars is shared. Unshare set->vars if needed.
5092 Even ->refcount == 1 vars must be unshared if set->vars is shared
5093 and var needs to be modified. Adjust variable_was_changed caller.
5094 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5095 vars must be unshared if set->vars is shared and var needs to be
5096 modified. Adjust variable_was_changed caller.
5097 (emit_note_insn_var_location): Don't pool_free var.
5098 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5100 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5101 free_alloc_pool on shared_hash_pool.
5103 2009-06-20 Anthony Green <green@moxielogic.com>
5105 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5106 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5108 2009-06-20 Richard Guenther <rguenther@suse.de>
5110 * tree-ssa-structalias.c (find_func_aliases): For memset use
5111 a constraint from NULL if we memset to zero.
5112 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5113 we explicitly handle that do not read from memory.
5114 (call_may_clobber_ref_p_1): Properly handle builtins that may
5117 2009-06-20 Richard Guenther <rguenther@suse.de>
5119 PR tree-optimization/40495
5120 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5121 (new_scalar_tmp_constraint_exp): New function.
5122 (process_constraint): Do not create temporary decls.
5123 (process_all_all_constraints): Likewise.
5124 (handle_const_call): Likewise.
5125 (create_function_info_for): Do not set decl.
5127 2009-06-19 Ian Lance Taylor <iant@google.com>
5129 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5130 (rs6000_attribute_table): Make static; move before use.
5132 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5134 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5135 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5136 Propagate the TREE_READONLY flag without overwriting it.
5137 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5138 Propagate the TREE_READONLY flag onto the result.
5139 (process_call_operands): Move around. Use correct constant value.
5141 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5144 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5145 * config/arm/arm.md: Likewise.
5147 2009-06-19 Ian Lance Taylor <iant@google.com>
5149 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5150 to GIMPLE_ERROR_MARK.
5152 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5153 op2_original_type parameters. Warn about using different enum types.
5154 * c-parser.c (c_parser_conditional_expression): Pass original
5155 types to build_conditional_expr.
5156 * c-tree.h (build_conditional_expr): Update declaration.
5158 2009-06-19 Ian Lance Taylor <iant@google.com>
5160 * config/i386/i386.c (ix86_function_specific_save): Test that
5161 fields match values, rather than testing the values are in a
5164 2009-06-19 Richard Guenther <rguenther@suse.de>
5166 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5168 (ptr_derefs_may_alias_p): Likewise.
5169 (ptr_deref_may_alias_ref_p_1): New function.
5170 (ptr_deref_may_alias_ref_p): Likewise.
5171 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5172 covered by looking at the ESCAPED solution.
5173 (call_may_clobber_ref_p_1): Likewise.
5174 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5175 Handle NULL_TREE offset. Do not produce redundant constraints.
5176 (process_all_all_constraints): New helper function.
5177 (do_structure_copy): Use it.
5178 (handle_lhs_call): Likewise.
5179 (find_func_aliases): Handle some builtins with pointer arguments
5180 and/or return values explicitly.
5182 2009-06-19 Ian Lance Taylor <iant@google.com>
5184 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5186 2009-06-19 Ian Lance Taylor <iant@google.com>
5188 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5190 2009-06-19 Ian Lance Taylor <iant@google.com>
5192 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5193 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5196 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5197 uninitialized const.
5199 2009-06-19 Ian Lance Taylor <iant@google.com>
5201 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5204 * c-decl.c (in_struct, struct_types): Remove.
5205 (struct c_binding): Add in_struct field.
5206 (c_binding_ptr): Define type, along with VEC.
5207 (struct c_struct_parse_info): Define.
5208 (struct_parse_info): New static variable.
5209 (bind): Initialize in_struct field.
5210 (start_struct): Remove enclosing_in_struct and
5211 enclosing_struct_types parameters. Add
5212 enclosing_struct_parse_info parameter. Change all callers. Set
5213 struct_parse_info rather than in_struct and struct_types.
5214 (grokfield): If -Wc++-compat and there is a symbol binding for the
5215 field name, set the in_struct flag and push it on the
5216 struct_parse_info->fields vector.
5217 (warn_cxx_compat_finish_struct): New static function.
5218 (finish_struct): Remove enclosing_in_struct and
5219 enclosing_struct_types parameters. Add
5220 enclosing_struct_parse_info parameter. Change all callers. Don't
5221 set C_TYPE_DEFINED_IN_STRUCT here. Call
5222 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5223 parameter. Only push on struct_types if warn_cxx_compat.
5224 (finish_enum): Only push on struct_types if warn_cxx_compat.
5225 (declspecs_add_type): Add loc parameter. Change all callers.
5226 Change all error calls to error_at. Pass loc, not input_location,
5227 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5228 defined in a struct. If -Wc++-compat and parsing a struct, record
5229 that a typedef name was used.
5230 * c-parser.c (c_parser_declspecs): Get location to pass to
5232 (c_parser_struct_or_union_specifier): Update calls to start_struct
5234 * c-tree.h (struct c_struct_parse_info): Declare.
5235 (finish_struct, start_struct): Update declarations.
5236 (declspecs_add_type): Update declaration.
5238 2009-06-19 Ian Lance Taylor <iant@google.com>
5240 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5241 variable with an anonymous type.
5243 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5245 * see.c: Remove for real.
5247 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5249 * optabs.h (enum optab_index): Add new OTI_significand.
5250 (significand_optab): Define corresponding macro.
5251 * optabs.c (init_optabs): Initialize significand_optab.
5252 * genopinit.c (optabs): Implement significand_optab using
5253 significand?f2 patterns.
5254 * builtins.c (expand_builtin_mathfn): Handle
5255 BUILT_IN_SIGNIFICAND{,F,L}.
5256 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5257 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5259 * config/i386/i386.md (significandxf2, significand<mode>2): New
5260 expanders to implement significandf, significand and significandl
5261 built-ins as inline x87 intrinsics.
5263 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5265 * config/avr/avr.c (avr_override_options): Remove setting value of
5266 PARAM_INLINE_CALL_COST.
5268 2009-06-18 Richard Henderson <rth@redhat.com>
5271 * tree-pass.h (TDF_ASMNAME): New.
5272 * tree-dump.c (dump_options): Add asmname.
5273 * doc/invoke.texi: Document it.
5275 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5276 (dump_decl_name): ...here.
5277 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5278 (dump_generic_node): Update dump_function_name calls.
5279 (print_call_name): New flags arg; update all dump calls.
5280 * diagnostic.h (print_call_name): Update.
5281 * gimple-pretty-print.c (dump_gimple_call): Update.
5283 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5286 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5288 2009-06-18 Diego Novillo <dnovillo@google.com>
5290 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5291 * plugin.c (str_license): Declare.
5292 (try_init_one_plugin): Assert that the symbol
5293 'plugin_is_GPL_compatible' exists.
5295 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5298 * Makefile.in (OBJS-common): Remove see.o.
5300 * common.opt (fsee): Mark as preserved for backward compatibility.
5301 * opts.c (common_handle_option): Add OPT_fsee to the backward
5302 compatibility section.
5303 * passes.c (init_optimization_passes, pass_see): Remove pass.
5304 * timevar.def (TV_SEE): Remove.
5305 * tree-pass.h (pass_see): Remove declaration.
5306 * doc/invoke.texi (-fsee): Remove documentation.
5308 2009-06-18 Martin Jambor <mjambor@suse.cz>
5310 * tree-sra.c: Include statistics.h
5311 (sra_stats): New variable.
5312 (sra_initialize): Clear sra_stats.
5313 (create_access_replacement): Increment sra_stats.replacements.
5314 (get_access_replacement): Do not return twice.
5315 (analyze_all_variable_accesses): Increment statistics counter by the
5316 number of scalarized aggregates.
5317 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5318 (sra_modify_expr): Increment sra_stats.exprs.
5319 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5320 (sra_modify_assign): Increment sra_stats.exprs,
5321 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5322 (perform_intra_sra): Update statistics counters.
5323 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5325 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5327 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5328 (arm_scalar_mode_supported_p): New function.
5330 2009-06-18 Paul Brook <paul@codesourcery.com>
5331 Sandra Loosemore <sandra@codesourcery.com>
5333 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5334 (__extendhfsf2, __truncsfhf2): Define.
5335 * config/arm/fp16.c: New file.
5336 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5337 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5339 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5341 * doc/extend.texi (Half-Precision): New section.
5342 * doc/invoke.texi (Option Summary): List -mfp16-format.
5343 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5344 * config/arm/arm.opt (mfp16-format=): New.
5345 * config/arm/arm.c: Include intl.h.
5346 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5347 (TARGET_INVALID_RETURN_TYPE): Redefine.
5348 (TARGET_PROMOTED_TYPE): Redefine.
5349 (TARGET_CONVERT_TO_TYPE): Redefine.
5350 (arm_fp16_format): Define.
5351 (all_fpus): Add entry for neon-fp16.
5352 (fp_model_for_fpu): Likewise.
5353 (struct fp16_format): Declare.
5354 (all_fp16_formats): Define.
5355 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5357 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5359 (arm_legitimate_index_p): Treat HFmode like HImode.
5360 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5361 (coproc_secondary_reload_class): Special-case HFmode.
5362 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5363 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5364 (arm_init_fp16_builtins): New.
5365 (arm_init_builtins): Call it.
5366 (arm_invalid_parameter_type): New.
5367 (arm_invalid_return_type): New.
5368 (arm_promoted_type): New.
5369 (arm_convert_to_type).
5370 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5372 (arm_emit_fp16_const): New function.
5373 (arm_mangle_type): Mangle __fp16 as "Dh".
5374 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5376 (TARGET_NEON_FP16): New.
5377 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5378 (enum fputype): Add FPUTYPE_NEON_FP16.
5379 (enum arm_fp16_format_type): Declare.
5380 (arm_fp16_format): Declare.
5381 (LARGEST_EXPONENT_IS_NORMAL): Define.
5382 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5383 * config/arm/arm-modes.def (HFmode): Define.
5384 * config/arm/vfp.md: (*movhf_vfp): New.
5387 * config/arm/arm.md: (fpu): Add neon_fp16.
5388 (floatsihf2, floatdihf2): New.
5389 (fix_trunchfsi2, fix_trunchfdi2): New.
5393 (*arm32_movhf): New.
5394 (*thumb1_movhf): New.
5395 (consttable_2): Add check for HFmode constants.
5396 (consttable_4): Handle HFmode constants.
5398 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5400 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5402 2009-06-17 Olivier Hainque <hainque@adacore.com>
5404 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5405 const char ** conversion in AIX specific section.
5407 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5409 * config/i386/i386.c (ix86_special_builtin_type): Remove
5410 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5411 (bdesc_special_args): Updated.
5412 (ix86_init_mmx_sse_builtins): Likewise.
5413 (ix86_expand_special_args_builtin): Likewise.
5415 2009-06-17 Richard Henderson <rth@redhat.com>
5417 * tree-pretty-print.c (maybe_dump_asm_name): New.
5418 (dump_decl_name): Use it.
5419 (PRINT_FUNCTION_NAME): Merge into...
5420 (dump_function_name): ... here. Use maybe_dump_asm_name.
5422 2009-06-17 Cary Coutant <ccoutant@google.com>
5424 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5426 * debug.c (struct gcc_debug_hooks): Change placeholder for
5428 (debug_nothing_int_charstar_int): Replaced by...
5429 (debug_nothing_int_charstar_int_bool): ...this.
5430 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5431 source_line prototype.
5432 (debug_nothing_int_charstar_int): Replaced by...
5433 (debug_nothing_int_charstar_int_bool): ...this.
5434 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5435 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5436 Output is_stmt operand when necessary.
5437 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5438 (notice_source_line): Add is_stmt parameter.
5439 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5440 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5442 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5443 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5445 2009-06-17 Ian Lance Taylor <iant@google.com>
5447 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5449 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5452 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5454 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5455 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5456 tree_strip_sign_nop_conversions and
5457 tree_ssa_strip_useless_type_conversions rather than stripping
5458 the operations here.
5459 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5461 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5462 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5463 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5464 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5467 2009-06-17 Michael Eager <eager@eagercon.com>
5469 * config/rs6000/constraints.md (register_constraint "d"): New.
5470 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5471 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5472 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5473 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5474 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5475 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5476 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5477 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5478 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5479 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5481 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5482 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5483 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5484 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5485 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5486 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5487 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5488 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5489 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5490 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5491 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5492 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5493 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5494 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5496 2009-06-16 Ian Lance Taylor <iant@google.com>
5498 * profile.c (total_num_never_executed): Don't define.
5499 (compute_branch_probabilities): Don't count or print
5501 (init_branch_prob): Don't set total_num_never_executed.
5502 (end_branch_prob): Don't print total_num_never_executed.
5504 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5506 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5508 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5510 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5511 (nabstd2_fpr): Same.
5513 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5515 * expr.c (expand_assignment): Change complex type check.
5517 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5519 * doc/plugins.texi (Building GCC plugins): Added new section.
5521 2009-06-17 Ian Lance Taylor <iant@google.com>
5523 * c-pch.c (get_ident): Don't set size of templ array.
5524 (pch_init): Don't set size of partial_pch array.
5526 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5527 string constant to intialize an array whose size is the length of
5530 2009-06-17 Richard Guenther <rguenther@suse.de>
5532 PR tree-optimization/40389
5533 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5534 to addressable types.
5535 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5537 2009-06-17 Richard Guenther <rguenther@suse.de>
5540 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5541 if there is no evolution of left in the loop bail out.
5542 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5543 chrec_fold_multiply.
5545 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5546 Janis Johnson <janis187@us.ibm.com>
5549 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5550 for the symbol ref of a constant that is the source of a move
5551 - nor for any other not-obvious-label-ref constants.
5553 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5555 * plugin.c (position_pass): Skip newly inserted pass during list
5556 traversal to avoid repeated insertion.
5558 2009-06-16 Ian Lance Taylor <iant@google.com>
5560 * vec.h (VEC_stack_alloc): Define different version if
5561 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5562 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5563 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5564 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5566 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5568 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5570 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5571 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5572 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5573 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5574 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5575 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5576 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5577 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5578 __builtin_ia32_rdtscp.
5579 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5580 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5581 and __builtin_ia32_rorhi.
5582 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5583 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5584 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5585 (ix86_expand_args_builtin): Likewise.
5586 (ix86_expand_special_args_builtin): Likewise.
5588 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5589 (UNSPECV_RDTSC): Likewise.
5590 (UNSPECV_RDPMC): Likewise.
5591 (*bsr): Renamed to ...
5593 (*bsr_rex64): Renamed to ...
5597 (*rdpmc_rex64): Likewise.
5600 (*rdtsc_rex64): Likewise.
5602 (*rdtscp): Likewise.
5603 (*rdtscp_rex64): Likewise.
5605 * config/i386/ia32intrin.h: New.
5607 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5609 2009-06-16 Ian Lance Taylor <iant@google.com>
5611 * ira-build.c (copy_info_to_removed_store_destinations):
5612 Initialize parent_a.
5614 2009-06-16 Ian Lance Taylor <iant@google.com>
5616 * c-decl.c (grokdeclarator): Change size_varies to bool.
5618 2009-06-16 Ian Lance Taylor <iant@google.com>
5620 * sel-sched.c: Make forward declarations of move_op_hooks and
5621 fur_hooks explicitly extern.
5623 2009-06-16 Ian Lance Taylor <iant@google.com>
5625 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5626 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5628 2009-06-16 Ian Lance Taylor <iant@google.com>
5630 * resource.c (mark_referenced_resources): Change
5631 include_delayed_effects parameter to bool. Change all callers.
5632 (mark_end_of_function_resources): Likewise.
5633 * reorg.c (insn_references_resource_p): Likewise.
5634 (insn_sets_resource_p): Likewise.
5635 * resource.h (mark_referenced_resources): Update declaration.
5636 (mark_end_of_function_resources): Update declaration.
5638 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5640 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5642 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5644 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5645 GCC can bootstrap on AIX with GNU Binutils 2.20.
5647 2009-06-16 Ian Lance Taylor <iant@google.com>
5649 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5651 2009-06-16 Ian Lance Taylor <iant@google.com>
5653 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5654 inline, not extern inline.
5655 (exact_log2): Likewise.
5656 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5658 (exact_log2): Likewise, but don't test CTZ_HWI.
5660 2009-06-16 Ian Lance Taylor <iant@google.com>
5662 * bitmap.c (bitmap_clear): Don't declare as inline.
5663 * gimple.c (gimplify_assign): Likewise.
5664 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5665 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5666 (sched_scan_info): Remove duplicate definition.
5668 2009-06-16 Ian Lance Taylor <iant@google.com>
5670 * c-common.c (skip_evaluation): Don't define.
5671 (c_inhibit_evaluation_warnings): Define global variable.
5672 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5673 than skip_evaluation.
5674 (convert_and_check, warn_for_div_by_zero): Likewise.
5675 * c-common.h (skip_evaluation): Don't declare.
5676 (c_inhibit_evaluation_warnings): Declare.
5677 * c-parser.c (c_parser_typeof_specifier): Set
5678 c_inhibit_evaluation_warnings rather than skip_evaluation.
5679 (c_parser_conditional_expression): Likewise.
5680 (c_parser_binary_expression): Likewise.
5681 (c_parser_sizeof_expression): Likewise.
5682 (c_parser_alignof_expression): Likewise.
5683 * c-typeck.c (build_indirect_ref): Check
5684 c_inhibit_evaluation_warnings rather than skip_evaluation.
5685 (build_conditional_expr, build_binary_op): Likewise.
5687 2009-06-16 Richard Guenther <rguenther@suse.de>
5689 * tree-ssa-alias.c (is_escape_site): Remove.
5690 * tree-ssa-alias.h (enum escape_type): Remove.
5691 (is_escape_site): Likewise.
5692 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5693 via casts and asms without deferring to is_escape_site.
5695 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5698 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5699 use gen_lowpart if op0 has complex mode.
5701 2009-06-16 Richard Guenther <rguenther@suse.de>
5703 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5704 variables add them to ESCAPED.
5705 (find_func_aliases): Do not make all indirectly stored values escaped.
5707 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5709 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5712 2009-06-16 Martin Jambor <mjambor@suse.cz>
5714 PR tree-optimization/40432
5715 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5716 check whether we need to force gimple register operand.
5718 2009-06-16 Martin Jambor <mjambor@suse.cz>
5720 PR tree-optimization/40413
5721 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5722 build_ref_for_offset.
5723 (propagate_subacesses_accross_link): Fix a typo in a comment.
5725 2009-06-16 Ira Rosen <irar@il.ibm.com>
5727 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5728 with additional parameter.
5729 * tree-vectorizer.h (enum vect_def_type): Add new value
5731 (enum vect_relevant): Add comments.
5732 (vect_is_simple_reduction): Add new argument.
5733 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5734 Detect nested cycles.
5735 (vect_is_simple_reduction): Update documentation, add an argument to
5736 distinguish inner-loop reduction from nested cycle, detect nested
5737 cycles, fix printings and indentation, don't swap operands in case
5739 (get_initial_def_for_reduction): Handle subtraction.
5740 (vect_create_epilog_for_reduction): Add new argument to specify
5742 (vect_finalize_reduction): Handle subtraction, fix comments.
5743 (vectorizable_reduction): Handle nested cycles. In case of nested
5744 cycle keep track of the reduction variable position. Call
5745 vect_is_simple_reduction with additional parameter. Use original
5746 statement code in reduction epilogue for nested cycle. Call
5747 vect_create_epilog_for_reduction with additional parameter.
5748 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5749 inner-loop vectorization.
5750 (vect_recog_widen_sum_pattern): Likewise.
5751 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5753 (vect_mark_stmts_to_be_vectorized): Likewise.
5754 (vect_get_vec_def_for_operand): Handle nested cycles.
5756 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5758 * doc/invoke.texi (Debugging Options): Fix option index entries
5759 for -fdump-statistics, -frandom-seed add entries for
5760 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5761 (FRV Options): Fix entries for -mTLS, -mtls.
5762 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5763 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5764 (M68hc1x Options): Fix @itemx for -mnominmax.
5765 (MCore Options): Fix entry for -mno-lsim.
5766 (MMIX Options): Fix entry for -mabi=mmixware.
5767 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5769 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5771 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5772 Mention the plugin mode of gengtype.
5773 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5774 * gengtype.c: Updated copyright.
5775 (plugin_files, nb_plugin_files) Added new static variables.
5776 (measure_input_list) Care about plugin_files.
5777 (write_rtx_next): Added early return in plugin mode.
5778 (create_file): Updated copyright year in generated file. Added
5780 (oprintf): Added early return if NULL outf.
5781 (get_output_file_with_visibility): Care of plugin_files.
5782 (get_output_file_name): May return null.
5783 (write_local): Added early return.
5784 (put_mangled_filename): Ditto.
5785 (finish_root_table): Added check for base_files.
5786 (write_roots): Care about null when plugins.
5787 (main): Added plugin mode.
5789 2009-06-15 Ian Lance Taylor <iant@google.com>
5791 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5792 * gcov.c (read_count_file): Add braces around variables declared
5795 * c.opt (Wjump-misses-init): New warning.
5796 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5797 -Wall and -Wc++-compat if not already set.
5798 (c_common_post_options): Clear warn_jump_misses_init if it was not
5800 * c-decl.c (struct c_binding): Change type field to a union with
5801 new label field. Make it the first field in the struct. Update
5802 references to type to use u.type instead.
5803 (struct c_spot_bindings): Define.
5804 (struct c_goto_bindings): Define.
5805 (c_goto_bindings_p): Define, along with VECs.
5806 (struct c_label_vars): Define.
5807 (struct c_scope): Add has_label_bindings field.
5808 (bind_label, set_spot_bindings): New static functions.
5809 (decl_jump_unsafe, update_spot_bindings): New static functions.
5810 (update_label_decls): New static function.
5811 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5812 Update binding u.label field to shadowed field.
5813 (c_binding_start_stmt_expr): New function.
5814 (c_binding_end_stmt_expr): New function.
5815 (pushdecl): Don't call c_begin_vm_scope.
5816 (make_label): Add defining and p_label_vars parameters. Change
5818 (lookup_label): Correct test for whether a label has not yet been
5819 defined. Call bind_label rather than bind.
5820 (warn_about_goto): New static function.
5821 (lookup_label_for_goto): New function.
5822 (declare_label): Call bind_label rather than bind.
5823 (check_earlier_gotos): New static function.
5824 (define_label): Don't give errors about jumping into statement
5825 expressions or scopes of variably modified types. Call
5826 set_spot_bindings and check_earlier_gotos. Call bind_label
5827 instead of bind. Don't set label_context_stack_se or
5828 label_context_stack_vm.
5829 (c_get_switch_bindings): New function.
5830 (c_release_switch_bindings): New function.
5831 (c_check_switch_jump_warnings): New function.
5832 (start_function): Don't set label_context_stack_se or
5833 label_context_stack_vm.
5834 (finish_function): Likewise.
5835 * c-typeck.c (label_context_stack_se): Don't define.
5836 (label_context_stack_vm): Don't define.
5837 (c_finish_goto_label): Call lookup_label_for_goto rather than
5838 lookup_label. Don't give errors about jumping into a statement
5839 expression or the scope of a variably modified type. Don't set
5840 label_context_stack_se or label_context_stack_vm.
5841 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5842 fields. Add bindings field.
5843 (c_start_case): Don't set deleted fields. Set bindings field.
5844 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5845 or blocked_vm. Call c_check_switch_jump_warnings.
5846 (c_finish_case): Don't test blocked_stmt_expr field. Call
5847 c_release_switch_bindings.
5848 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5849 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5850 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5851 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5852 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5853 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5854 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5855 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5856 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5857 (C_DECL_UNJUMPABLE_VM): Don't define.
5858 (C_DECL_UNDEFINABLE_VM): Don't define.
5859 (struct c_label_list): Don't define.
5860 (struct c_label_context_se): Don't define.
5861 (struct c_label_context_vm): Don't define.
5862 (struct c_spot_bindings): Declare.
5863 (c_bindings_start_stmt_expr): Declare.
5864 (c_bindings_end_stmt_expr): Declare.
5865 (lookup_label_for_goto): Declare.
5866 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5867 (c_check_switch_jump_warnings): Declare.
5868 (label_context_stack_se, label_context_stack_vm): Don't declare.
5869 (c_finish_goto_label): Update declaration.
5870 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5871 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5872 (Warning Options): Document -Wjump-misses-init.
5874 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5876 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5879 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5881 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5883 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5885 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5887 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5889 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5891 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5893 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5894 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5895 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5896 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5897 * dwarf2asm.c (dw2_force_const_mem): Update call to
5899 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5900 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5901 * langhooks.c (lhd_comdat_group): Remove.
5902 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5903 * tree.h (DECL_COMDAT_GROUP): New.
5904 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5905 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5906 (make_decl_one_only): Change signature.
5907 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5909 (make_decl_one_only): Change signature.
5910 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5912 2009-06-15 Richard Guenther <rguenther@suse.de>
5915 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5917 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5919 * tree-ssa-math-opts.c: Remove extra divide.
5921 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5923 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5925 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5927 * passes.c: Add bswap pass.
5928 * tree-pass.h: Add pass_optimize_bswap declaration.
5929 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5930 Include rtl.h, expr.h and optabs.h for optab_handler check.
5931 (struct symbolic_number, pass_optimize_bswap): New definition.
5932 (do_shift_rotate, verify_symbolic_number_p): New functions.
5933 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5934 (gate_optimize_bswap): New function.
5935 * tree.c (widest_int_cst_value): New function.
5936 * tree.h (widest_int_cst_value): Prototype added.
5938 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5940 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5941 REG_EQUAL/REG_EQUIV notes.
5943 2009-06-14 Richard Guenther <rguenther@suse.de>
5946 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5947 has its address taken if NRV was applied and it is addressable.
5948 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5949 function split out from ...
5950 (get_constraint_for_1): ... here.
5951 (handle_rhs_call): Use it to mark the return slot escaped if
5952 it is addressable and NRV was applied.
5954 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5956 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5957 Change first argument type to location_t.
5958 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5959 Do not set input_location.
5960 Use loc instead of input_location throughout.
5962 2009-06-13 Richard Guenther <rguenther@suse.de>
5964 PR tree-optimization/40421
5965 * tree-predcom.c (should_unroll_loop_p): Remove.
5966 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5968 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5970 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5971 Add location argument.
5973 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5975 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5977 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5978 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5979 * config/spu/spu-protos.h: Add location to
5980 spu_resolve_overloaded_builtin.
5981 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5982 spu_build_builtin_va_list.
5983 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5984 argument. Pass location to build_function_call_vec.
5985 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5987 (emit_fpu_switch): Same.
5988 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5989 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5990 to build_decl and create_artificial_label.
5991 (xtensa_gimplify_va_arg_expr): Same.
5992 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5993 (xstormy16_gimplify_va_arg_expr): Same.
5994 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5995 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5996 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5997 (mips16_build_function_stub): Same.
5998 (mips16_build_call_stub): Same.
6000 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6003 * arm/constraints.md (Pa, Pb): New constraints.
6004 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6005 split pattern to deal with them.
6007 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6009 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6010 fix index entry for -Xpreprocessor.
6012 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6014 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6015 Add location argument to build_decl call.
6016 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6017 (rs6000_init_builtins): Same.
6018 (spe_init_builtins): Same.
6019 (rs6000_gimplify_va_arg): Add location argument to
6020 create_artificial_label call.
6022 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6024 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6025 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6026 * Makefile.in: Fix GGC dependency for gcse.o.
6028 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6030 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6031 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6032 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6034 * c-parser.c (c_parser_binary_expression): Use current column while
6035 building binary operations.
6036 * common.opt (fshow-column): Enable by default.
6037 * tree-vrp.c (check_array_ref): Use warning_at.
6038 (check_array_bounds): Use location from call back if expr has no
6040 * tree.h: Add location argument to maybe_fold_*.
6041 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6042 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6043 (maybe_fold_offset_to_component_ref): Same.
6044 (maybe_fold_offset_to_reference): Same.
6045 (maybe_fold_offset_to_address): Same.
6046 (maybe_fold_stmt_indirect): Same.
6047 (maybe_fold_stmt_addition): Same.
6048 (fold_stmt_r): Pass location to maybe_fold_*.
6049 (fold_gimple_assign): Same.
6050 * c-tree.h: Add location argument to finish_decl,
6051 default_function_array_conversion, store_init_value.
6052 * c-decl.c (define_label): Use error_at.
6053 (c_make_fname_decl): Pass location to finish_decl.
6054 (finish_decl): New location argument.
6055 (build_compound_literal): Pass location to store_init_value.
6056 (grokdeclarator): Pass location to finish_decl.
6058 * c-typeck.c (array_to_pointer_conversion): New location argument.
6059 (function_to_pointer_conversion): Same.
6060 (default_function_array_conversion): Same.
6061 (parser_build_unary_op): Pass location to overflow_warning.
6062 (parser_build_binary_op): Same. Use warning_at.
6063 (build_unary_op): Pass location to array_to_pointer_conversion.
6064 (build_c_cast): Pass location to digest_init.
6065 (build_modify_expr): New location argument.
6066 (convert_for_assignment): Same.
6067 (store_init_value): Same.
6068 (digest_init): Same.
6069 (output_init_element): Pass location to digest_init and
6070 array_to_pointer_conversion.
6071 (c_finish_return): Pass location to convert_for_assignment.
6072 * gimplify.c (gimplify_conversion): Pass location to
6073 maybe_fold_offset_to_address.
6074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6075 to maybe_fold_stmt_addition.
6076 * c-omp.c (c_finish_omp_atomic): Pass new location to
6078 (c_finish_omp_for): Same.
6079 * c-common.c (overflow_warning): New argument.
6080 * c-common.h: New argument to build_modify_expr, overflow_warning.
6081 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6083 (c_parser_initializer): Pass location to
6084 default_function_array_conversion.
6085 (c_parser_initelt): Same.
6086 (c_parser_initval): Same.
6087 (c_parser_asm_operands): Same.
6088 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6089 (c_parser_conditional_expression): Same.
6090 (c_parser_binary_expression): Add location info to stack. Use it.
6091 (c_parser_unary_expression): Pass location to
6092 default_function_array_conversion, parser_build_unary_op,
6093 build_indirect_ref, c_parser_postfix_expression_after_primary.
6094 (c_parser_postfix_expression_after_primary): New location argument.
6096 (c_parser_expression_conv): Pass location to
6097 default_function_array_conversion.
6098 (c_parser_expr_list): Same.
6099 (c_parser_omp_atomic): Same.
6100 (c_parser_omp_for_loop): Same.
6101 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6102 (build_array_declarator): New argument.
6103 * c-decl.c (build_array_declarator): Add location argument.
6104 (grokdeclarator): Set id_loc for cdk_array.
6105 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6106 build_array_declarator.
6107 * tree.c (build_omp_clause): Add location argument.
6108 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6109 (OMP_CLAUSE_LOCATION): New macro.
6110 (struct tree_omp_clause): Add location field.
6111 (build_omp_clause): Add argument.
6112 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6113 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6115 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6116 (cp_parser_omp_clause_collapse): Same.
6117 (cp_parser_omp_clause_default): Same.
6118 (cp_parser_omp_clause_if): Same.
6119 (cp_parser_omp_clause_nowait): Same.
6120 (cp_parser_omp_clause_num_threads): Same.
6121 (cp_parser_omp_clause_ordered): Same.
6122 (cp_parser_omp_clause_schedule): Same.
6123 (cp_parser_omp_clause_untied): Same.
6124 (cp_parser_omp_for_loop): Same.
6125 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6126 * c-tree.h (c_start_case): Add location argument.
6127 (c_process_expr_stmt): Same.
6128 (c_finish_goto_*): Same.
6129 * tree-parloops.c (initialize_reductions): Pass location to
6131 (create_parallel_loop): Same.
6132 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6133 (gfc_trans_omp_reduction_list): Same.
6134 (gfc_trans_omp_clauses): Same.
6135 (gfc_trans_omp_do): Same.
6136 * c-typeck.c (c_finish_goto_label): Same.
6137 (c_finish_goto_ptr): New location argument.
6138 (c_start_case): Same.
6139 (emit_side_effect_warnings): Same.
6140 (c_process_expr_stmt): Same.
6141 (c_finish_stmt_expr): Same.
6142 (c_finish_omp_clauses): Use error_at instead of error.
6143 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6145 * c-omp.c (c_split_parallel_clauses): New location argument.
6146 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6147 to build_omp_clause.
6148 (convert_local_reference_stmt): Same.
6149 (convert_gimple_call): Same.
6150 * c-common.h (c_split_parallel_clauses): New argument.
6151 * c-parser.c (c_parser_statement_after_labels): Pass location to
6152 c_finish_goto_label.
6153 (c_parser_switch_statement): Pass location to c_start_case.
6154 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6155 and c_process_expr_stmt.
6156 (c_parser_omp_variable_list): Add location argument.
6157 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6158 (c_parser_omp_clause_default): Same.
6159 (c_parser_omp_clause_if): Same.
6160 (c_parser_omp_clause_num_threads): Same.
6161 (-c_parser_omp_clause_ordered): Same.
6162 (c_parser_omp_clause_reduction): Pass location to
6163 c_parser_omp_variable_list.
6164 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6165 (c_parser_omp_clause_untied): Same.
6166 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6167 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6169 * c-tree.h (check_for_loop_decls, undeclared_variable,
6170 build_component_ref, build_array_ref, build_external_ref,
6171 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6172 build_conditional_expr, build_compound_expr, c_cast_expr,
6173 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6174 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6176 * c-semantics.c (build_stmt): Same.
6177 (build_case_label): Same.
6178 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6179 (undeclared_variable): New argument.
6181 (lookup_label): Pass location on down.
6182 (define_label): Same.
6183 (finish_decl): Same.
6184 (build_compound_literal): Same.
6185 (finish_struct): Same.
6186 (finish_function): Do not set location here.
6187 (check_for_loop_decls): New argument.
6188 * tree.c (save_expr): Set location.
6189 (build_empty_stmt): New argument.
6190 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6191 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6192 * builtins.c (gimplify_va_arg_expr): Use locations.
6193 (expand_builtin_sync_operation): Same.
6194 * c-typeck.c (build_component_ref): New argument.
6195 (build_array_ref): Same.
6196 (build_external_ref): Same.
6197 (c_expr_sizeof_expr): Same.
6198 (c_expr_sizeof_type): Same.
6199 (parser_build_unary_op): Same.
6200 (build_conditional_expr): Same.
6201 (build_compound_expr): Pass location on down.
6202 (build_compound_expr): New argument.
6203 (build_c_cast): Same.
6204 (c_cast_expr): Same.
6205 (build_asm_expr): Same.
6206 (c_finish_return): Same.
6207 (c_process_expr_stmt): Pass location on down.
6208 (c_finish_stmt_expr): New argument.
6209 (push_clenaup): Same.
6210 (c_finish_omp_parallel): Same.
6211 (c_finish_omp_task): Same.
6212 * gimplify.c (gimplify_call_expr): Pass location on down.
6213 * c-omp.c (c_finish_omp_master): New argument.
6214 (c_finish_omp_critical): Same.
6215 (c_finish_omp_ordered): Same.
6216 (c_finish_omp_barrier): Same.
6217 (-c_finish_omp_taskwait): Same.
6218 (c_finish_omp_atomic): Same.
6219 (c_finish_omp_flush): Same.
6220 * tree-inline.c (copy_tree_body_r): Pass location on down.
6221 (inline_forbidden_p): Remove use of input_location.
6222 * c-gimplify.c (c_build_bind_expr): New argument.
6223 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6224 (c_sizeof_or_alignof_type): New argument.
6225 (c_alignof_expr): Same.
6226 (build_va_arg): Same.
6227 (c_add_case_label): Same.
6228 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6229 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6230 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6231 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6232 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6233 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6235 * stub-objc.c (objc_build_selector_expr): Same.
6236 (objc_build_throw_stmt): Same.
6237 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6238 (c_parser_initelt): Same.
6239 (c_parser_compound_statement): Same.
6240 (c_parser_compound_statement_nostart): Same.
6241 (c_parser_label): Same.
6242 (c_parser_statement_after_labels): Same.
6243 (c_parser_if_body): Same.
6244 (c_parser_else_body): Same.
6245 (c_parser_if_statement): Same.
6246 (c_parser_switch_statement): Same.
6247 (c_parser_while_statement): Same.
6248 (c_parser_do_statement): Same.
6249 (c_parser_for_statement): Same.
6250 (c_parser_asm_statement): Same.
6251 (c_parser_conditional_expression): Same.
6252 (c_parser_binary_expression): Same.
6253 (c_parser_cast_expression): Same.
6254 (c_parser_unary_expression): Same.
6255 (c_parser_sizeof_expression): Same.
6256 (c_parser_alignof_expression): Same.
6257 (c_parser_postfix_expression): Same.
6258 (c_parser_expression): Same.
6259 (c_parser_objc_receiver): Same.
6260 (c_parser_omp_variable_list): Same.
6261 (c_parser_omp_structured_block): Same.
6262 (c_parser_omp_atomic): New argument.
6263 (c_parser_omp_barrier): Same.
6264 (c_parser_omp_critical): Same.
6265 (c_parser_omp_flush): Pass location on down.
6266 (c_parser_omp_for_loop): New argument.
6267 (c_parser_omp_for): Same.
6268 (c_parser_omp_master): Same.
6269 (c_parser_omp_ordered): Same.
6270 (c_parser_omp_sections_scope): Same.
6271 (c_parser_omp_sections): Same.
6272 (c_parser_omp_parallel): Same.
6273 (c_parser_omp_single): Same.
6274 (c_parser_omp_task): Same.
6275 (c_parser_omp_taskwait): Pass location on down.
6276 (c_parser_omp_construct): Same.
6277 (c_parser_omp_threadprivate): Same.
6278 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6279 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6280 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6281 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6282 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6283 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6284 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6285 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6286 config/i386/i386.c, stmt.c:
6287 Add location argument to the following function definitions and/or
6288 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6289 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6290 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6291 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6292 do_case, c_finish_bc_stmt, build_compound_literal,
6293 build_function_call.
6294 * c-decl.c (build_compound_literal): Add location argument.
6295 Make all diagnostic calls use location.
6296 (start_struct): Same.
6297 (finish_struct): Same.
6299 (build_enumerator): Same.
6300 (start_function): Same.
6301 (grokdeclarator): Make all diagnostic calls use location.
6302 (store_parm_decls_oldstyle): Same.
6303 * c-typeck.c (build_function_call): Add location argument.
6304 Make all diagnostic calls use location.
6306 (c_finish_bc_stmt): Same.
6307 * tree-nested.c (get_trampoline_type): Add argument.
6308 Pass location to build_decl.
6309 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6310 * rtl.h (RTL_LOCATION): New.
6311 * c-common.c (c_add_case_label): Add location argument.
6312 Make all diagnostic calls use location.
6313 * c-common.h: Add location argument to make_fname_decl, do_case,
6314 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6315 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6316 Set it appropriately for every case. Pass enum_loc to start_enum
6317 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6319 (c_parser_struct_or_union_specifier): Save location. Use it for
6320 start_struct, finish_struct, and parser_xref_tag.
6322 2009-06-12 Ian Lance Taylor <iant@google.com>
6324 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6326 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6327 cpp_opts->warn_cxx_operator_names.
6329 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6332 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6333 is returns NULL and OP is a VCE, look through the VCE.
6335 2009-06-12 Ian Lance Taylor <iant@google.com>
6338 * collect2.c (main): Use CONST_CAST2 in code inside #if
6339 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6341 2009-06-12 Joey Ye <joey.ye@intel.com>
6344 * cfgexpand.c (get_decl_align_unit): Update
6345 max_used_stack_slot_alignment with align instead of
6346 stack_alignment_needed.
6348 * function.c (assign_stack_local_1): Update
6349 max_used_stack_slot_alignment with alignment_in_bits instead
6350 of stack_alignment_needed.
6351 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6354 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6356 * dwarf2out.c (last_var_location_insn): New variable.
6357 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6358 (dwarf2out_var_location): Don't record anything after last real
6359 insn. Only change labels if there were any real instructions
6360 in between last note and this one, or if changed sections.
6362 2009-06-11 Richard Henderson <rth@redhat.com>
6364 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6365 note when storing the frame pointer in a register.
6366 (FRP): Don't redefine to nothing for epilogue.
6367 (alpha_expand_epilogue): Mark register and sp restores.
6368 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6370 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6371 when gen_lowpart is needed.
6373 2009-06-11 Richard Henderson <rth@redhat.com>
6375 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6377 * dwarf2out.c (need_data_align_sf_opcode): New.
6378 (div_data_align): Move earlier.
6379 (def_cfa_1, reg_save): Use it.
6381 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6383 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6384 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6385 (ix86_handle_option): Handle OPT_mcrc32.
6386 (ix86_target_string): Add -mcrc32.
6387 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6389 * config/i386/i386.h (TARGET_CRC32): New.
6391 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6392 (sse4_2_crc32di): Likewise.
6394 * config/i386/i386.opt (mcrc32): New.
6396 * doc/invoke.texi: Document -mcrc32.
6398 2009-06-11 Richard Henderson <rth@redhat.com>
6400 * common.opt (gdwarf-): Accept a version number.
6401 * doc/invoke.texi (gdwarf-): Update docs.
6402 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6403 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6404 version level, and record it.
6406 * dwarf2.h (DW_CIE_VERSION): Remove.
6407 * dwarf2out.c (DWARF_VERSION): Remove.
6408 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6409 (output_call_frame_info): Use CIE version 3 for dwarf3,
6410 or if the return register column is out of range for version 1.
6411 (dwarf_stack_op_name): Add all dwarf3 values.
6412 (DEBUG_PUBTYPES_SECTION): New.
6413 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6414 encoding change for dwarf3.
6415 (output_die) [dw_val_class_die_ref]: Likewise.
6416 (output_compilation_unit_header): Emit correct version for dwarf3.
6417 (output_line_info): Likewise.
6418 (output_pubnames): Update for DWARF_VERSION removal.
6419 (output_aranges): Likewise.
6420 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6421 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6422 (dwarf2out_finish): Likewise.
6424 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6426 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6429 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6432 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6433 * builtins.c (expand_builtin_unreachable): New function.
6434 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6435 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6436 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6438 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6439 searching for missing barriers.
6441 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6443 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6444 when -fprofile-generate* was passed.
6445 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6447 2009-06-11 Anthony Green <green@moxielogic.com>
6449 * config/moxie/moxie.md: Define length attribute for all instructions.
6451 (*b<cond:code>): Support limited branch ranges for new PC-relative
6452 branch instructions.
6453 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6455 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6457 * config/i386/i386.c (min_insn_size): Use get_attr_length
6458 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6461 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6462 instead of emit_insn_before.
6464 2009-06-10 Ian Lance Taylor <iant@google.com>
6467 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6470 2009-06-10 Revital Eres <eres@il.ibm.com>
6472 * passes.c (init_optimization_passes): Reschedule
6473 predictive-commoning pass before complete unroll pass.
6475 2009-06-10 Martin Jambor <mjambor@suse.cz>
6477 * cgraph.c (cgraph_node_can_be_local_p): New function.
6478 (cgraph_make_node_local): New function.
6479 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6480 (cgraph_make_node_local): Declare.
6482 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6484 * tree.h (tree_base): Add packed_flag and user_align fields.
6485 Decrease size of spare field.
6486 (TYPE_USER_ALIGN): Use user_align from tree_base.
6487 (DECL_USER_ALIGN): Likewise.
6488 (TYPE_PACKED): Use packed_flag from tree_base.
6489 (DECL_PACKED): Likewise.
6490 (tree_type): Delete packed_flag and user_align fields. Widen
6491 precision field. Widen mode field and shuffle fields to align
6492 mode on an 8-bit boundary.
6493 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6494 Renumber decl_flag_* fields. Fix comments. Widen
6495 decl_common_unused field.
6496 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6497 (DECL_EXTERNAL): Likewise.
6498 (DECL_BIT_FIELD): Likewise.
6499 (DECL_NONADDRESSABLE_P): Likewise.
6500 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6501 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6503 2009-06-10 Ian Lance Taylor <iant@google.com>
6505 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6506 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6507 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6508 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6509 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6510 DEF_VEC_ALLOC_FUNC_P.
6511 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6512 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6513 DEF_VEC_ALLOC_FUNC_O.
6514 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6515 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6516 DEF_VEC_ALLOC_FUNC_I.
6517 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6518 (vec_stack_p_reserve_exact_1): Declare.
6519 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6520 (vec_stack_free): Declare.
6521 (VEC_stack_alloc): Define.
6522 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6523 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6524 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6525 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6527 (stack_vecs): New static variable.
6528 (vec_stack_p_reserve_exact_1): New function.
6529 (vec_stack_o_reserve_1): New static function.
6530 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6531 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6532 (vec_stack_free): New function.
6533 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6534 (VEC_df_ref_stack_alloc): Define.
6535 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6536 DEF_VEC_ALLOC_P_STACK.
6537 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6538 (struct df_collection_rec): Change _vec fields to VEC. Remove
6540 (df_free_collection_rec): Adjust for new fields.
6541 (df_insn_rescan): Use new df_collection_rec fields.
6542 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6543 (df_ref_create_structure, df_ref_record): Likewise.
6544 (df_get_conditional_uses, df_get_call_refs): Likewise.
6545 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6546 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6547 (df_record_exit_block_uses, df_bb_verify): Likewise.
6548 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6549 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6550 Remove count parameter. Change return type to void. Change all
6552 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6553 Remove count parameter. Change return type to void. Change all
6555 (df_install_refs): Change old_vec parameter to VEC. Remove count
6556 parameter. Change all callers.
6557 (df_install_mws): Change old_vec parameter to VEC. Remove count
6558 parameter. Change all callers.
6559 (df_refs_verify): Change new_rec parameter to VEC. Change call
6561 (df_mws_verify): Likewise.
6563 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6565 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6567 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6569 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6571 2009-06-10 Anthony Green <green@moxielogic.com>
6573 * config/moxie/crti.asm: New file.
6574 * config/moxie/crtn.asm: New file.
6575 * config/moxie/moxie.c: New file.
6576 * config/moxie/moxie.h: New file.
6577 * config/moxie/sfp-machine.h: New file.
6578 * config/moxie/moxie-protos.h: New file.
6579 * config/moxie/t-moxie: Created.
6580 * config/moxie/t-moxie-softfp: Created.
6581 * config/moxie/moxie.md: Created.
6582 * config/moxie/constraints.md: Created.
6583 * config.gcc: Add moxie support.
6584 * doc/md.texi (Machine Constraints): Add moxie constraints.
6585 * doc/contrib.texi (Contributors): Mention moxie port.
6586 * doc/install.texi (Specific): Mention the moxie port.
6588 2009-06-09 Ian Lance Taylor <iant@google.com>
6590 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6592 * optabs.c (optab_table): Only use designated initializers if
6593 HAVE_DESIGNATED_INITIALIZERS is defined.
6594 (convert_optab_table): Likewise.
6595 (init_optabs): Always call init_insn_codes if
6596 HAVE_DESIGNATED_INITIALIZERS is not defined.
6598 2009-06-09 Ian Lance Taylor <iant@google.com>
6600 * targhooks.c (default_builtin_vectorized_function): Change fn
6601 parameter to unsigned int.
6602 (default_builtin_vectorized_conversion): Change code parameter to
6604 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6605 * targhooks.h: Update declarations.
6606 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6607 parameter to unsigned int.
6609 * c-typeck.c (comptypes_check_enum_int): New static function.
6610 (comptypes_internal): Add enum_and_int_p parameter. Change all
6612 (comp_target_types): Add location parameter. Change all callers.
6613 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6615 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6616 (build_conditional_expr): Add colon_loc parameter. Change all
6618 (convert_for_assignment): Add location parameter. Change all callers.
6619 * c-parser.c (c_parser_conditional_expression): Pass location of
6620 colon to build_conditional_expr.
6621 * c-tree.h (build_conditional_expr): Update declaration.
6623 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6625 * graphite.c: Revert previous patch.
6627 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6630 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6632 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6634 * tree-ssa-loop-prefetch.c
6635 (loop_prefetch_arrays): Fixed a portability problem in printf format
6638 2009-06-09 Martin Jambor <mjambor@suse.cz>
6640 PR tree-optimization/40351
6641 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6642 refrence to a potential artifical subaccess can be constructed.
6644 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6646 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6647 (sh_override_options): Likewise.
6648 * config/sh/sh.c: Include params.h.
6649 (sh_optimization_options): New.
6650 (sh_override_options): Likewise.
6651 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6652 (OVERRIDE_OPTIONS): Use sh_override_options.
6654 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6656 * dwarf2out.c (emit_cfa_remember): New variable.
6657 (add_fde_cfi): If emit_cfa_remember, recurse to add
6658 DW_CFA_remember_state first.
6659 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6660 instead just set emit_cfa_remember.
6662 2009-06-08 Jan Hubicka <jh@suse.cz>
6665 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6667 2009-06-08 Jan Hubicka <jh@suse.cz>
6670 * cgraphunit.c (save_inline_function_body): Do not copy transform
6671 hooks for saved inline bodies.
6672 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6675 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6677 * jump.c (returnjump_p): Handle delayed branches. Add missing
6680 2009-06-08 Jan Hubicka <jh@suse.cz>
6683 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6684 original node might've been modified.
6685 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6687 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6689 * tree-object-size.c (addr_object_size): Add OSI argument.
6690 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6691 (compute_builtin_object_size, expr_object_size): Adjust callers.
6692 (plus_stmt_object_size): Call addr_object_size instead of
6693 compute_builtin_object_size.
6695 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6696 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6698 * tree-ssa-loop-prefetch.c
6699 (gather_memory_references): Introduced a counter for the number of
6701 (anything_to_prefetch_p): Introduced a counter for the number of
6703 (is_loop_prefetching_profitable): New function with a cost model
6705 (loop_prefetch_arrays): Use the new cost model to determine if
6706 prefetching is profitable.
6707 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6708 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6709 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6710 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6711 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6712 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6714 2009-06-08 Michael Matz <matz@suse.de>
6717 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6718 partitions use the same.
6719 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6720 for basevars of SSA_NAMEs.
6721 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6722 to not expand them twice.
6723 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6726 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6728 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6729 (fdump-final-insns=, gtoggle): New.
6730 * doc/invoke.texi: Document them.
6731 * final.c (rest_of_clean_state): Dump final insn stream.
6732 * gcc.c (invoke_as): Hook in -fcompare-debug.
6733 (static_spec_functions): Add compare-debug-dump-opt,
6734 compare-debug-self-opt and compare-debug-auxbase-opt.
6735 (compare_debug, compare_debug_second, compare_debug_opt): New.
6736 (switches_debug_check, n_switches_debug_check): New.
6737 (debug_auxbase_opt, debug_check_temp_file): New.
6738 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6740 (do_self_spec): Handle arguments after switches.
6741 (do_spec_1): Add .gk extension to temp file basenames for compare.
6742 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6743 (cc1_options): Use it instead of normal auxbase computation for
6744 the second compare-debug compilation.
6745 (compare_files): New.
6746 (main): Set up and implement compare debug mode.
6747 (compare_debug_dump_opt_spec_function): New.
6748 (compare_debug_self_opt_spec_function): New.
6749 (compare_debug_auxbase_opt_spec_function): New.
6750 * toplev.c (process_options): Handle flag_gtoggle,
6751 flag_dump_final_insns.
6752 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6753 during -fcompare-debug-second compilation.
6755 2009-06-07 Ian Lance Taylor <iant@google.com>
6757 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6758 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6760 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6761 with no default node. Change warning with %H to warning_at.
6762 Don't clear warn_switch around case checking.
6763 * doc/invoke.texi (Warning Options): Clarify distinction between
6764 -Wswitch and -Wswitch-enum.
6766 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6768 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6770 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6772 * gbl-ctors.h: Add header guard.
6774 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6776 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6777 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6778 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6779 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6780 prototypes for removed functions.
6781 (expressions_equal_p): Move to ...
6782 * tree-ssa-sccvn.h: ... here and ...
6783 * matrix-reorg.c: ... adjust includes.
6785 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6787 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6789 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6791 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6792 (finish_function): Remove erroneous whitespace.
6794 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6796 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6797 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6799 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6801 * errors.c (internal_error): Commentary typo fix.
6802 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6803 * tree-ssa-pre.c: Ditto.
6805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6807 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6808 them is supposed to hold actual statements.
6810 2009-06-06 Ian Lance Taylor <iant@google.com>
6812 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6813 empty statements can now have attributes.
6815 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6817 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6818 * config/mips/mips.md: Ditto.
6820 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6822 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6824 (__eabi_uconvert): Likewise.
6826 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6828 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6829 CFI_* definitions with IN_GCC.
6831 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6833 * xcoffout.h (xcoffout_source_line): Update prototype.
6835 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6837 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6838 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6840 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6843 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6844 inlined_function_outer_scope_p blocks for artificial inlines
6846 * tree.c (tree_nonartificial_location): Rewrite using
6847 block_nonartificial_location.
6849 2009-06-05 Revital Eres <eres@il.ibm.com>
6850 Leehod Baruch <leehod@il.ibm.com>
6852 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6853 (expand_expr_real_1): Remove comment.
6854 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6855 Vectorize misaligned access when the target supports it.
6856 (vect_supportable_dr_alignment): Check for unaligned access support.
6857 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6860 2009-06-05 Julian Brown <julian@codesourcery.com>
6862 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6863 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6865 2009-06-05 Richard Guenther <rguenther@suse.de>
6868 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6871 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6873 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6874 (save_gprs): Don't tell unwinder when a global register is saved.
6875 (s390_emit_epilogue): Emit needed epilogue unwind info.
6877 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6879 * dwarf2out.c (deferred_asm_name): New.
6880 (add_name_and_src_coords_attributes): Defer creation of
6881 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6883 (move_linkage_attr): New.
6884 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6887 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6889 * tree-nested.c (finalize_nesting_tree_1): Declare the
6890 frame_decl in the binding tree.
6892 2009-06-04 Cary Coutant <ccoutant@google.com>
6894 * basic-block.h (struct basic_block_def): Add discriminator field.
6895 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6897 * debug.c (do_nothing_debug_hooks): Add additional entry.
6898 (debug_nothing_int_charstar_int): New function.
6899 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6900 (debug_nothing_int_charstar_int): New declaration.
6901 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6902 discriminator value in .loc directive.
6903 * final.c (last_discriminator): New variable.
6904 (discriminator): New variable.
6905 (final_start_function): Initialize above variables, pass current
6906 discriminator to debug hook.
6907 (notice_source_line): Check for discriminator change.
6908 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6909 * sdbout.c (sdbout_source_line): New parameter.
6910 * tree-cfg.c (struct locus_discrim_map): New structure type.
6911 (discriminator_per_locus): New hash table.
6912 (build_gimple_cfg): Allocate and free discriminator hash table.
6913 (make_edges): Call assign_discriminator.
6914 (locus_map_hash): New function.
6915 (locus_map_eq): New function.
6916 (next_discriminator_for_locus): New function.
6917 (same_line_p): New function.
6918 (assign_discriminator): New function.
6919 (make_cond_expr_edges): Call assign_discriminator.
6920 (make_gimple_switch_edges): Likewise.
6921 (first_non_label_stmt): New function.
6922 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6924 * xcoffout.c (xcoffout_source_line): Add new parameter.
6926 * configure.ac (gcc_cv_as_discriminator): New configury check for
6927 gas support for discriminator.
6928 * configure: Regenerate.
6929 * config.in: Regenerate.
6931 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6933 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6934 val after checking for integers.
6936 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6938 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6940 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6941 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6942 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6943 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6944 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6945 X64_SSE_REGPARM_MAX.
6946 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6947 X64_SSE_REGPARM_MAX.
6949 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6951 * gcc.c (report_times_to_file): New.
6952 (execute): Implement it.
6953 (process_command): Support -time=.
6954 * doc/invoke.texi: Document it.
6956 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6958 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6959 that have value exprs.
6961 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6963 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6964 declarations for constants until...
6965 (dw2_output_indirect_constant_1): ... this point.
6967 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6970 * arm.md (arm_addsi3): Don't try to split an add with an
6971 eliminable register until after reload has completed.
6973 2009-06-03 Ian Lance Taylor <iant@google.com>
6975 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6976 * genattrtab.c (write_length_unit_log): Likewise.
6977 * genchecksum.c (dosum): Likewise.
6978 * gengtype.c (write_rtx_next): Likewise.
6979 (finish_root_table, write_roots): Likewise.
6980 * gimple.c (gimple_ops_offset_): Likewise.
6981 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6982 * config/arc/arc.c (arc_attribute_table): Likewise.
6983 * config/arm/arm.c (arm_attribute_table): Likewise.
6984 * config/avr/avr.c (avr_attribute_table): Likewise.
6985 * config/crx/crx.c (crx_attribute_table): Likewise.
6986 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6987 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6988 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6989 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6990 * config/sh/sh.c (sh_attribute_table): Likewise.
6991 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6992 * config/spu/spu.c (spu_attribute_table): Likewise.
6993 * config/v850/v850.c (v850_attribute_table): Likewise.
6995 * config/alpha/alpha.c (vms_attribute_table): Make static.
6996 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6997 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6998 * config/mips/mips.c (mips_attribute_table): Likewise.
7000 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7002 (cc1-checksum.o): Likewise.
7004 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7006 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7008 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7010 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7011 insn if it is changing sp. Use gen_add3_insn instead of
7012 conditionally gen_addsi3 and gen_adddi3.
7013 (offset_below_red_zone_p): New static inline function.
7014 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7015 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7016 * config/rs6000/ppc-asm.h: Include auto-host.h.
7017 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7018 CFI_RESTORE): Define.
7019 * config/rs6000/crtresxgpr.asm: Add unwind info.
7020 * config/rs6000/crtresxfpr.asm: Likewise.
7021 * config/rs6000/crtresgpr.asm: Likewise.
7022 * config/rs6000/crtresfpr.asm: Likewise.
7023 * config/rs6000/crtsavgpr.asm: Likewise.
7024 * config/rs6000/crtsavfpr.asm: Likewise.
7026 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7027 argument of DWARF2_FRAME_REG_OUT macros.
7029 2009-06-03 Julian Brown <julian@codesourcery.com>
7031 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7032 words or less (including TImode) in core registers.
7034 2009-06-03 Richard Guenther <rguenther@suse.de>
7037 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7039 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7041 * statistics.c (statistics_counter_event): Do not record event
7042 in pass dump if its number == -1.
7043 (curr_statistics_hash): Add assert that we never get passes
7044 with static number == -1.
7046 2009-06-03 Richard Guenther <rguenther@suse.de>
7047 Andrey Belevantsev <abel@ispras.ru>
7049 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7050 non-BLKmode arrays addressable.
7052 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7054 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7055 * config/m68k/m68k.h: ... here.
7056 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7059 2009-06-03 Martin Jambor <mjambor@suse.cz>
7061 PR tree-optimization/40323
7062 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7065 2009-06-03 Richard Guenther <rguenther@suse.de>
7067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7070 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7072 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7073 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7074 JUMP_TABLE_DATA_P where applicable.
7075 * config/sh/sh.c: Ditto.
7076 * config/sh/sh.h: Ditto.
7077 * config/sh/sh.md: Ditto.
7078 * config/sh/symbian.c: Ditto.
7080 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7082 * config/i386/driver-i386.c (describe_cache): Optimize
7083 concatenation of strings. Use snprintf instead of sprintf.
7084 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7085 target when not compiling with GCC.
7087 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7089 * config/sh/sh.c: Revert last change.
7090 (sh_expand_epilogue): Emit a blockage insn before the frame
7091 pointer adjustment unconditionally.
7093 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7095 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7096 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7097 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7098 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7099 to COLLECT_GCC_OPTIONS.
7101 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7103 * collect2.c (target_system_root): New variable.
7104 (main): Handle --sysroot=.
7105 (ignore_library): Strip the sysroot from the library path.
7107 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7109 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7110 (collect2.o): Depend on collect2-aix.h.
7111 (collect2-aix.o): New rule.
7112 * collect2-aix.h: New file.
7113 * collect2-aix.c: Likewise.
7114 * collect2.c: Include collect2-aix.h. Don't undefine
7115 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7116 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7117 Use TARGET_AIX_VERSION instead of _AIX51.
7118 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7119 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7120 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7121 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7122 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7124 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7126 * collect2.c (ignore_library): Avoid premature post-increment
7129 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7131 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7132 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7133 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7134 CROSS_DIRECTORY_STRUCTURE too.
7135 (LINK_LIBG_SPEC): Likewise.
7136 (LIB_SPEC): Add %R to sysroot paths.
7137 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7138 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7139 * config/rs6000/aix51.h: As for aix43.h.
7140 * config/rs6000/aix52.h: Likewise.
7141 * config/rs6000/aix53.h: Likewise.
7142 * config/rs6000/aix61.h: Likewise.
7143 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7144 to the beginning of sysroot paths.
7146 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7148 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7149 INSN_LISTs that are out of the REG_NOTE range.
7151 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7153 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7154 (struct var_to_expand): Likewise.
7155 (struct opt_info): Add head and tail for linked lists of the above.
7156 (analyze_insn_to_expand_var): Initialize next.
7157 (analyze_iv_to_split_insn): Likewise.
7158 (analyze_insns_in_loop): Create linked lists.
7159 (allocate_basic_variable): Simplify for use without hash table.
7160 (insert_var_expansion_initialization): Likewise, make it type-safer.
7161 (combine_var_copies_in_loop_exit): Likewise.
7162 (apply_opt_in_copies): Walk lists rather than hash tables.
7163 (release_var_copies): Simplified and inlined by hand into...
7164 (free_opt_info): ... this function.
7166 2009-06-02 Richard Guenther <rguenther@suse.de>
7168 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7171 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7173 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7174 only for builtins that are not overridden.
7176 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7178 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7181 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7183 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7185 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7187 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7189 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7191 * common.opt (fdump-unnumbered-links): New.
7192 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7193 * print-rtl.c (flag_dump_unnumbered_links): New.
7194 (print_rtx): Test it.
7196 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7198 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7199 push/pop multiple to 8-byte alignment.
7201 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7203 * config/i386/i386.c (queued_cfa_restores): New static variable.
7204 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7206 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7207 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7208 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7209 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7210 note unconditionally.
7211 (ix86_emit_restore_regs_using_mov): Likewise.
7212 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7213 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7214 it through to ix86_emit_restore_reg_using_pop.
7215 (ix86_emit_leave): Add RED_OFFSET argument. Call
7216 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7217 instead of adding REG_CFA_OFFSET note unconditionally.
7218 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7219 the above functions. Call ix86_add_queued_cfa_restore_notes when
7222 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7223 force output of the label even for dwarf2out_do_cfi_asm.
7224 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7225 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7226 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7228 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7229 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7230 dwarf2out_cfi_label callers.
7231 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7232 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7233 Adjust dwarf2out_cfi_label callers.
7234 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7236 * config/i386/i386.h (struct machine_cfa_state,
7237 struct machine_function): Guard with ifndef USED_FOR_TARGET
7238 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7241 * emutls.c (__emutls_get_address): Change arr->size to mean number
7242 of allocated arr->data entries instead of # of slots + 1.
7245 * recog.c (peep2_reinit_state): New function.
7246 (peephole2_init_state): Use it at the end of a basic block and also
7247 when seeing a RTX_FRAME_RELATED_P insn.
7249 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7251 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7252 fixuns_truncrfdi2): New.
7253 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7254 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7255 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7256 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7257 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7258 *recip_approx): Remove.
7259 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7260 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7261 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7263 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7266 2009-06-01 Ian Lance Taylor <iant@google.com>
7268 * attribs.c (register_attribute): Use CONST_CAST.
7269 * collect2.c (main): Use CONST_CAST2.
7270 (scan_prog_file): Likewise.
7271 * gcc.c (process_command, main): Likewise.
7272 * toplev.c (toplev_main): Likewise.
7274 * c-typeck.c (handle_warn_cast_qual): New static function,
7275 partially broken out of build_c_cast.
7276 (build_c_cast): Call handle_warn_cast_qual.
7277 * doc/invoke.texi (Warning Options): Document new effect of
7280 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7282 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7283 (diagnostic_report_current_module): Print columns.
7284 * common.opt (flag_show_column): Enable by default.
7286 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7288 * alias.c (find_base_term): Check for NULL term before returning.
7290 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7292 Revert due to PR40320:
7293 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7294 * calls.c (emit_library_call_value_1): Don't force_operand for move
7297 2009-06-01 Olivier Hainque <hainque@adacore.com>
7298 Eric Botcazou <ebotcazou@adacore.com>
7300 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7301 to be processed as a bitfield for constructor output purposes.
7302 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7304 * varasm.c (oc_local_state): New type, output_constructor
7305 local state to support communication with helpers.
7306 (oc_outer_state): New type, output_constructor outer state of
7307 relevance in recursive calls.
7308 (output_constructor_array_range): New output_constructor helper,
7309 extracted code for an array range element.
7310 (output_constructor_regular_field): New output_constructor helper,
7311 extracted code for an element that is not a bitfield.
7312 (output_constructor_bitfield): New output_constructor helper,
7313 extracted code for a bitfield element. Accept an OUTER state
7314 argument for recursive processing. Recurse on record or array
7315 CONSTRUCTOR values, possibly past noop conversions.
7316 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7317 VALUE is a valid constant-valued expression for use in a static
7318 bit-field initializer.
7319 (output_constructor): Rework to use helpers. Accept and honor an
7320 OUTER state argument for recursive calls. Return total size. Be
7321 prepared for nested constructors initializing bitfields.
7322 (output_constant): Feed OUTER in calls to output_constructor.
7324 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7326 * calls.c (emit_library_call_value_1): Don't force_operand for move
7329 2009-06-01 Nick Clifton <nickc@redhat.com>
7331 * doc/invoke.texi (IA-64 Options): Fix typo.
7333 2009-06-01 Ira Rosen <irar@il.ibm.com>
7335 PR tree-optimization/39129
7336 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7338 (vect_do_peeling_for_loop_bound): Use
7339 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7340 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7341 (vect_loop_versioning): Likewise.
7342 (vect_create_cond_for_alias_checks): Fix indentation.
7343 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7345 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7346 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7347 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7348 "control flow in loop".
7349 (vect_estimate_min_profitable_iters): Use
7350 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7351 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7352 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7353 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7354 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7355 statement belongs to a group of strided accesses with the exact code
7357 (vectorizable_load): Likewise.
7358 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7359 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7361 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7363 * config/freebsd-stdint.h: New file.
7364 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7365 Add freebsd-stdint.h to tm_file.
7367 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7369 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7370 (thumb2_extendhidi2): Likewise.
7372 2009-05-31 Ian Lance Taylor <iant@google.com>
7374 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7376 2009-05-31 Ian Lance Taylor <iant@google.com>
7378 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7379 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7380 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7382 2009-05-31 Jason Merrill <jason@redhat.com>
7384 * tree-pretty-print.c (print_call_name): Take the callee, not the
7385 call itself. Make non-static. Use dump_function_name for functions.
7386 (dump_generic_node): Adjust.
7387 * diagnostic.h: Declare print_call_name.
7388 * gimple-pretty-print.c (dump_gimple_call): Use it.
7390 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7392 * config/sh/sh.md (ashldi3_std): New define_expand.
7395 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7398 * config/sh/sh.c: Include debug.h.
7399 (sh_expand_epilogue): Emit a blockage insn before the frame
7400 pointer adjustment also when dwarf2out_do_frame returns true.
7402 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7404 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7405 (thumb2_extendqidi2): New pattern.
7407 2009-05-31 Ira Rosen <irar@il.ibm.com>
7409 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7410 mark phis for renaming.
7411 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7412 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7413 Call mark_sym_for_renaming.
7414 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7415 * tree-vect-loop.c (vect_transform_loop): Remove
7416 vect_memsyms_to_rename initialization and a call to
7417 mark_set_for_renaming.
7419 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7422 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7423 frame related even if !set_cfa && style < 0.
7425 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7427 * config/i386/mingw-tls.c: New file.
7428 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7429 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7430 defining _WIN32 but not __CYGWIN__.
7432 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7434 * configure.ac: Add MPC support.
7436 * config.in, configure: Regenerate.
7438 2009-05-29 Richard Henderson <rth@redhat.com>
7440 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7441 NOTE_INSN_BASIC_BLOCK.
7442 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7443 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7444 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7446 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7448 (add_cfi): Disable check redefining cfa away from drap.
7449 (lookup_cfa_1): Add remember argument; handle remember/restore.
7450 (lookup_cfa): Pass remember argument.
7451 (cfa_remember): New.
7452 (compute_barrier_args_size_1): Remove sibcall check.
7453 (dwarf2out_frame_debug_def_cfa): New.
7454 (dwarf2out_frame_debug_adjust_cfa): New.
7455 (dwarf2out_frame_debug_cfa_offset): New.
7456 (dwarf2out_frame_debug_cfa_register): New.
7457 (dwarf2out_frame_debug_cfa_restore): New.
7458 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7459 (dwarf2out_begin_epilogue): New.
7460 (dwarf2out_frame_debug_restore_state): New.
7461 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7462 DW_CFA_restore_state.
7463 (output_cfi_directive): Likewise.
7464 (convert_cfa_to_fb_loc_list): Likewise.
7465 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7466 * dwarf2out.h: Update.
7467 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7468 (copy_insn_1): Early out for null.
7469 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7470 and dwarf2out_frame_debug_restore_state.
7471 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7472 (prologue_insn_hash, epilogue_insn_hash): New.
7473 (free_after_compilation): Adjust freeing accordingly.
7474 (record_insns): Create hash table if needed; push insns into
7475 hash instead of array.
7476 (maybe_copy_epilogue_insn): New.
7477 (contains): Search hash table instead of array.
7478 (sibcall_epilogue_contains): Remove.
7479 (thread_prologue_and_epilogue_insns): Split eh_return insns
7480 and mark them as epilogues.
7481 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7482 scanning in terms of basic blocks.
7483 * insn-notes.def (CFA_RESTORE_STATE): New.
7484 * jump.c (returnjump_p_1): Accept EH_RETURN.
7485 (eh_returnjump_p_1, eh_returnjump_p): New.
7486 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7487 CFA_REGISTER, CFA_RESTORE): New.
7488 * rtl.def (EH_RETURN): New.
7489 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7491 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7492 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7494 * config/i386/i386.c (gen_push): Update cfa state.
7495 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7496 add a CFA_ADJUST_CFA note.
7497 (ix86_dwarf_handle_frame_unspec): Remove.
7498 (ix86_expand_prologue): Update cfa state.
7499 (ix86_emit_restore_reg_using_pop): New.
7500 (ix86_emit_restore_regs_using_pop): New.
7501 (ix86_emit_leave): New.
7502 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7503 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7504 * config/i386/i386.h (struct machine_cfa_state): New.
7505 (ix86_cfa_state): New.
7506 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7507 (eh_return_internal): Merge from eh_return_<mode>,
7508 use eh_return rtx, split w/ epilogue.
7510 2009-05-29 Ian Lance Taylor <iant@google.com>
7512 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7514 * calls.c (emit_library_call_value_1): Likewise.
7516 * c-typeck.c (c_build_va_arg): New function.
7517 * c-tree.h (c_build_va_arg): Declare.
7518 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7519 instead of build_va_arg.
7521 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7523 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7524 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7525 (ptr_difference_cost): Use affine combinations to compute it.
7526 (difference_cost): Likewise.
7527 (get_computation_cost_at): Compute more accurate cost for addresses
7528 if the ratio is a multiplier allowed in addresses.
7529 For non-addresses, consider that an additional offset or symbol is
7532 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7534 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7535 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7537 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7538 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7539 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7541 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7542 to 1 for TYPE_SSE{IADD1,CVT1}.
7543 (prefix_vex_imm8): Removed.
7544 (length_vex): Only pass 1 as second argument to
7545 ix86_attr_length_vex_default if prefix_extra is 0.
7546 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7547 (length): For prefix vex computation use length_immediate
7548 attribute instead of prefix_vex_imm8.
7549 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7550 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7551 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7552 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7553 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7554 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7555 a space in between the operands.
7556 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7557 if one operand is 0xff and the other one si, di, bp or sp.
7558 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7559 other one si, di, bp or sp.
7560 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7561 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7562 type and mode attributes.
7563 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7564 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7565 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7566 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7567 prefix_data16 attribute iff MODE_DF.
7568 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7569 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7570 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7571 constm128_operand in length_immediate computation.
7572 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7573 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7574 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7575 length_immediate attribute to 1.
7576 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7577 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7578 for certain alternatives.
7579 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7580 prefix_data16 attribute if MODE_V1DF.
7581 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7582 length_immediate to 1.
7583 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7584 length_address to 4, set mode attribute to MODE_DI.
7585 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7586 (fxam<mode>2_i387): Set length attribute to 4.
7587 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7588 *prefetch_3dnow_rex): Override length_address attribute.
7589 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7591 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7592 (constm128_operand): Removed.
7593 * config/i386/i386.c (memory_address_length): For
7594 disp && !index && !base in 64-bit mode account for SIB byte if
7595 print_operand_address can't optimize disp32 into disp32(%rip)
7596 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7597 for fs: or gs: segment.
7598 (ix86_attr_length_immediate_default): When checking if shortform
7599 is possible, truncate immediate to the length of the non-shortened
7601 (ix86_attr_length_address_default): Ignore MEM_P operands
7603 (ix86_attr_length_vex_default): Only check for DImode on
7604 GENERAL_REG_P operands.
7605 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7606 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7607 (sse_cvttps2pi): Clear prefix_rep attribute.
7608 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7610 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7611 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7612 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7613 iff operand 2 is const_int_operand.
7614 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7615 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7616 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7618 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7620 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7621 prefix_data16 attribute for movlpd and movhpd instructions.
7622 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7623 length_immediate for shufpd instruction.
7624 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7625 (avx_cmpp<avxmodesuffixf2c><mode>3,
7626 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7627 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7628 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7629 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7630 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7631 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7632 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7633 prefix_data16 attribute for the first alternative to 1.
7634 (*avx_loadlps): Override length_immediate for the first alternative.
7635 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7636 attributes for second alternative.
7637 (*vec_concatv2sf_sse4_1): Override length_immediate and
7638 prefix_data16 attributes for second alternative.
7639 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7640 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7641 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7642 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7643 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7644 prefix_data16 and length_immediate to 1.
7645 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7647 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7648 prefix_extra attribute for variants that don't have 0f prefix alone.
7649 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7650 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7651 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7652 *sse4_1_pextrd): Set length_immediate to 1.
7653 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7654 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7656 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7657 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7658 length_immediate to 1 for second alternative.
7659 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7660 prefix_extra and length_immediate attributes for the first
7662 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7664 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7665 to 1 for the first and third alternative.
7666 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7668 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7670 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7672 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7673 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7674 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7675 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7676 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7677 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7678 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7679 ssse3_psign<mode>3): Override prefix_rex attribute.
7680 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7681 (ssse3_palignrti): Override length_immediate to 1.
7682 (ssse3_palignrdi): Override length_immediate to 1, override
7683 prefix_rex attribute.
7684 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7685 (sse4a_extrqi): Override length_immediate to 2.
7686 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7687 (sse4a_insertq): Override prefix_data16 to 0.
7688 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7689 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7690 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7691 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7692 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7693 and length_immediate to 1.
7694 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7695 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7696 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7697 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7698 and length_immediate to 1.
7699 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7700 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7701 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7702 avx_ptest256): Override prefix_extra to 1.
7703 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7704 Override prefix_data16 and length_immediate to 1.
7705 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7706 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7707 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7708 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7709 prefix_data16 to 0 and prefix_extra to 2.
7710 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7711 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7713 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7714 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7715 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7716 and prefix_extra to 2.
7717 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7718 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7719 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7720 avx_vpermilvar<mode>3,
7721 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7722 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7723 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7724 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7725 Override prefix_extra to 1.
7726 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7727 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7728 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7729 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7730 prefix_extra and length_immediate to 1.
7731 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7733 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7734 to 1 for the first alternative.
7735 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7736 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7738 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7739 *movv2sf_internal_avx, *movv2sf_internal): Override
7740 prefix_rep attribute for certain alternatives.
7741 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7742 attributes for certain alternatives.
7743 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7744 attributes for certain alternatives.
7745 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7746 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7747 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7748 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7749 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7750 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7751 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7752 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7753 length_immediate to 1 if operand 2 is const_int_operand.
7754 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7755 *vec_extractv2si_1): Set length_immediate attribute to 1.
7756 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7757 using old 3DNOW insn rather than SSE/3DNOW_A.
7758 (mmx_emms, mmx_femms): Clear modrm attribute.
7760 2009-05-29 Martin Jambor <mjambor@suse.cz>
7762 * tree-sra.c: New implementation of SRA.
7764 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7765 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7766 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7767 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7768 (SRA_MAX_STRUCTURE_COUNT): Removed.
7769 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7770 * doc/invoke.texi (sra-max-structure-size): Removed.
7771 (sra-field-structure-ratio): Removed.
7773 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7776 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7779 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7781 PR rtl-optimization/40101
7782 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7783 seqno. Adjust comment.
7784 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7785 inserting bookkeeping before a jump, the jump is not scheduled.
7786 When no positive seqno found, provide a value. Add comment.
7788 2009-05-29 Richard Guenther <rguenther@suse.de>
7790 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7791 short-cutting on the first component.
7793 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7796 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7797 for trees other than decls/types.
7799 2009-05-29 Richard Guenther <rguenther@suse.de>
7801 * tree-ssa-operands.c (get_expr_operands): Do not handle
7802 INDIRECT_REFs in the handled-component case. Remove
7803 unused get_ref_base_and_extent case.
7804 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7805 tree_low_cst and host_integerp where possible.
7806 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7807 codes for equivalence.
7808 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7810 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7812 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7813 to tmake_file for i[34567]86-*-cygwin*.
7815 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7818 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7819 (altivec_categorize_keyword, init_vector_keywords,
7820 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7823 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7825 * tree.c (handle_dll_attribute): Check if node is
7826 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7828 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7830 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7832 (thumb2_zero_extendqidi2): Likewise.
7834 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7836 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7837 instead of gen_movrt.
7838 * config/sh/sh.md (movrt): Remove.
7840 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7842 * doc/invoke.texi (IA-64 Options):
7843 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7844 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7845 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7846 -msched-prefer-non-control-spec-insns,
7847 -msched-stop-bits-after-every-cycle,
7848 -msched-count-spec-in-critical-path,
7849 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7850 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7851 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7852 and -msched-spec-verbose.
7854 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7856 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7857 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7859 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7861 2009-05-28 Richard Guenther <rguenther@suse.de>
7863 * tree-ssa-alias.c (ao_ref_init): New function.
7864 (ao_ref_base): Likewise.
7865 (ao_ref_base_alias_set): Likewise.
7866 (ao_ref_alias_set): Likewise.
7867 (refs_may_alias_p_1): Change signature.
7868 (refs_may_alias_p): Adjust.
7869 (refs_anti_dependent_p): Likewise.
7870 (refs_output_dependent_p): Likewise.
7871 (call_may_clobber_ref_p_1): Change signature.
7872 (call_may_clobber_ref_p): Adjust.
7873 (stmt_may_clobber_ref_p_1): New function split out from ...
7874 (stmt_may_clobber_ref_p): ... here.
7875 (maybe_skip_until): Adjust signature.
7876 (get_continuation_for_phi): Likewise.
7877 (walk_non_aliased_vuses): Likewise.
7878 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7879 (ao_ref_init): Declare.
7880 (ao_ref_base): Likewise.
7881 (ao_ref_alias_set): Likewise.
7882 (stmt_may_clobber_ref_p_1): Likewise.
7883 (walk_non_aliased_vuses): Adjust.
7884 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7885 (get_ref_from_reference_ops): remove.
7886 (vn_reference_lookup_2): Adjust signature.
7887 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7888 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7889 (vn_reference_lookup): Adjust.
7890 (vn_reference_insert): Likewise.
7891 (vn_reference_insert_pieces): Adjust signature.
7892 (visit_reference_op_call): Adjust.
7893 * tree-ssa-pre.c (get_expr_type): Simplify.
7894 (phi_translate_1): Adjust.
7895 (compute_avail): Likewise.
7896 (translate_vuse_through_block): Do not re-build trees.
7897 (value_dies_in_block_x): Likewise.
7898 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7900 (vn_reference_lookup_pieces): Adjust declaration.
7901 (vn_reference_insert_pieces): Likewise.
7903 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7905 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7906 with checking disabled.
7908 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7912 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7913 macro definition for support of three-operand format aligned
7914 .comm directive in assembler on cygwin/pe/mingw target OS.
7915 * configure: Regenerate.
7916 * config.h: Regenerate.
7918 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7919 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7920 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7922 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7923 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7925 2009-05-28 Ira Rosen <irar@il.ibm.com>
7927 PR tree-optimization/40254
7928 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7929 in analysis of basic blocks.
7931 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7934 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7935 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7936 (TARGET_INITIALIZER): Use it.
7937 * cse.c (CHEAPER): Move it up to the other macros.
7938 (insert): Rename this ...
7939 (insert_with_costs): ... to this. Add cost parameters. Update
7941 (insert): New function. Call insert_with_costs.
7942 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7943 find_reg_offset_for_const, try_const_anchors): New functions.
7944 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7945 when using a const-anchor. Call insert_const_anchors.
7946 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7947 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7949 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7951 * tree-inline.c (remap_decls): Enable nonlocalized variables
7952 when not optimizing.
7954 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7956 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7957 Simplify other tests involving optimize.
7959 2009-05-27 Tom Tromey <tromey@redhat.com>
7961 * unwind-dw2.c (_Unwind_DebugHook): New function.
7962 (uw_install_context): Call _Unwind_DebugHook.
7964 2009-05-27 Tom Tromey <tromey@redhat.com>
7966 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7968 2009-05-27 Ian Lance Taylor <iant@google.com>
7970 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7971 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7972 (ALL_LINKERFLAGS): Define.
7973 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7974 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7975 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7976 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7977 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7978 $(LINKER_FOR_BUILD).
7979 (build/gcov-iov$(build_exeext)): Likewise.
7981 2009-05-27 Julian Brown <julian@codesourcery.com>
7983 * gcse.c (target.h): Include.
7984 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7985 copy of argument to a pseudo register.
7987 2009-05-27 Diego Novillo <dnovillo@google.com>
7989 * tree-ssa-live.c (dump_scope_block): Document arguments.
7990 (dump_scope_blocks): Document.
7991 (debug_scope_blocks): New.
7992 * tree-flow.h (debug_scope_blocks): Declare.
7994 2009-05-21 Denis Chertykov <denisc@overta.ru>
7996 * doc/contrib.texi (Contributors): Add myself to the list.
7998 2009-05-27 Olivier Hainque <hainque@adacore.com>
8000 * expr.c (target_align): New function. Alignment the TARGET of an
8001 assignment may be assume to have.
8002 (highest_pow2_factor_for_target): Use it instead of relying on
8003 immediate tree attributes of TARGET, not necessarily honored when
8004 intermediate bitfields are involved.
8006 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8009 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8010 AVX, SSE4, AES, PCLMUL and POPCNT.
8012 2009-05-27 Diego Novillo <dnovillo@google.com>
8014 * tree-pretty-print.c (dump_location): New.
8015 (dump_generic_node): Call it.
8016 Factor code to handle BLOCK nodes ...
8017 (dump_block_node): ... here.
8019 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8021 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8023 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8025 * gcc-plugin.h: Include config.h and system.h.
8026 (IN_GCC): Define if not defined.
8028 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8031 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8034 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8036 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8038 * config/m32r/m32r.h: Ditto.
8039 * config/m32r/m32r.md: Ditto.
8040 * config/m32r/predicates.md: Ditto.
8042 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8044 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8046 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8049 (Loading plugins): typo.
8050 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8051 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8052 (Interacting with the GCC Garbage Collector): Added new section.
8053 (Giving information about a plugin): Added new section for
8055 * ggc.h (ggc_register_root_tab): Added declaration.
8056 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8057 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8058 (register_callback): Improved comment in declaration.
8059 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8060 (extra_root_vec) Added static variable for dynamic roots registration.
8061 (ggc_register_root_tab) Added new routine.
8062 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8063 PLUGIN_GGC_MARKING event.
8064 * ggc-zone.c: Include plugin.h.
8065 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8066 * ggc-page.c: Include plugin.h.
8067 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8068 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8069 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8070 (register_callback): check lack of callbacks for
8071 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8072 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8073 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8074 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8075 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8076 dependency on plugin.h.
8077 (plugin.o): Added dependency on ggc.h...
8079 2009-05-26 Richard Guenther <rguenther@suse.de>
8083 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8084 with mismatched comparison modes.
8086 * expr.c (expand_expr_real_1): Expand the operand of a
8087 VIEW_CONVERT_EXPR in its natural mode.
8089 2009-05-26 Ian Lance Taylor <iant@google.com>
8091 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8092 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8093 (ALL_COMPILERFLAGS): Define.
8094 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8095 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8096 (collect2$(exeext), collect2.o): Likewise.
8097 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8098 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8099 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8100 (libbackend.o, intl.o, cppdefault.o): Likewise.
8101 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8102 (build/%.o): Use $(COMPILER_FOR_BUILD).
8103 (build/gen%$(build_exeext)): Likewise.
8104 (build/gcov-iov$(build_exeext)): LIkewise.
8105 * config/t-darwin (darwin.o): Use $(COMPILER).
8106 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8107 * config/t-sol2 (sol2-c.o): Likewise.
8109 * config/t-vxworks (vxworks.o): Likewise.
8110 * config/x-darwin (host-darwin.o): Likewise.
8111 * config/x-hpux (host-hpux.o): Likewise.
8112 * config/x-linux (host-linux.o): Likewise.
8113 * config/x-solaris (host-solaris.o): Likewise.
8114 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8115 * config/arm/t-arm (arm-c.o): Likewise.
8116 * config/arm/t-pe (pe.o): Likewise.
8117 * config/arm/t-wince-pe (pe.o): Likewise.
8118 * config/i386/t-cygming (winnt.o): Likewise.
8119 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8120 * config/i386/t-cygwin (cygwin1.o): Likewise.
8121 (cygwin2.o): Likewise.
8122 * config/i386/t-i386 (i386-c.o): Likewise.
8123 * config/i386/t-interix (winnt.o): Likewise.
8124 * config/i386/t-netware (netware.o): Likewise.
8125 * config/i386/t-nwld (nwld.o): Likewise.
8126 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8127 * config/i386/x-i386 (driver-i386.o): Likewise.
8128 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8129 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8130 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8131 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8132 * config/mips/x-native (driver-native.o): Likewise.
8133 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8134 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8135 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8136 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8137 * config/score/t-score-elf (score7.o): Likewise.
8138 (score3.o): Likewise.
8139 * config/sh/t-sh (sh-c.o): Likewise.
8140 * config/sh/t-symbian (sh-c.o): Likewise.
8141 (symbian.o): Likewise.
8142 * config/spu/t-spu-elf (spu-c.o): Likewise.
8143 * config/v850/t-v850 (v850-c.o): Likewise.
8144 * config/v850/t-v850e (v850-c.o): Likewise.
8146 2009-05-26 Richard Guenther <rguenther@suse.de>
8148 PR tree-optimization/40122
8149 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8150 VECTOR_CSTs if possible.
8151 (fold_gimple_assign): Likewise.
8153 2009-05-26 Richard Guenther <rguenther@suse.de>
8156 * fold-const.c (fold_binary): Use the correct types for building
8159 2009-05-26 Richard Guenther <rguenther@suse.de>
8161 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8162 redundant calls to merge_alias_info.
8163 (bump_vector_ptr): Likewise.
8164 * tree-ssa-copy.c (merge_alias_info): Remove.
8165 (replace_exp_1): Remove call to merge_alias_info.
8166 (propagate_tree_value): Likewise.
8167 (fini_copy_prop): Propagate points-to info.
8168 * tree-flow.h (merge_alias_info): Remove.
8170 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8172 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8174 2009-05-25 Jan Hubicka <jh@suse.cz>
8176 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8177 * cgraph.h (struct inline_summary): New filed self_wize,
8178 size_inlining_benefit, self_time and time_inlining_benefit.
8179 (struct cgraph_global_info): Replace insns by time ans size fields.
8180 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8181 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8182 (ipcp_update_callgraph): Do not touch function bodies.
8183 * ipa-inline.c: Include except.h
8184 (MAX_TIME): New constant.
8185 (overall_insns): Remove.
8187 (overall_size, max_benefit): New static variables.
8188 (cgraph_estimate_time_after_inlining): New function.
8189 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8190 (cgraph_clone_inlined_nodes): Update size.
8191 (cgraph_mark_inline_edge): Update size.
8192 (cgraph_estimate_growth): Use size info.
8193 (cgraph_check_inline_limits): Check size.
8194 (cgraph_default_inline_p): Likewise.
8195 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8196 (cgraph_decide_recursive_inlining): Check size.
8197 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8199 (cgraph_decide_inlining): Likewise.
8200 (cgraph_decide_inlining_incrementally): Likewise; honor
8201 PARAM_EARLY_INLINING_INSNS.
8202 (likely_eliminated_by_inlining_p): New predicate.
8203 (estimate_function_body_sizes): New function.
8204 (compute_inline_parameters): Use it.
8205 * except.c (must_not_throw_labels): New function.
8206 * except.h (must_not_throw_labels): Declare.
8207 * tree-inline.c (init_inline_once): Kill inlining_weigths
8208 * tree-ssa-structalias.c: Avoid uninitialized warning.
8209 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8210 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8211 (PARAM_INLINE_CALL_COST): Remove.
8212 (PARAM_EARLY_INLINING_INSNS): New.
8214 2009-05-25 Richard Guenther <rguenther@suse.de>
8216 PR tree-optimization/36327
8217 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8218 callback for reference translation or lookup at the point of may-defs.
8219 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8220 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8221 for union COMPONENT_REFs.
8222 (vn_reference_lookup_3): New callback. Lookup from memset
8223 and CONSTRUCTOR assignment, translate through struct copies.
8224 (vn_reference_lookup_pieces): Make sure to not free the
8225 passed operands array. Adjust walk_non_aliased_vuses call.
8226 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8227 make sure we do not leak memory.
8229 2009-05-25 Richard Guenther <rguenther@suse.de>
8231 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8232 * tree-inline.c (expand_call_inline): Reset the escaped and
8234 * tree-ssa-structalias.c (pass_build_ealias): New.
8235 * tree-pass.h (pass_build_ealias): Declare.
8236 * passes.c (init_optimization_passes): Add PTA during
8237 early optimizations.
8238 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8239 and CALLUSED solutions.
8240 (dump_points_to_solution): New function, split out from ...
8241 (dump_points_to_info_for): ... here.
8242 * tree-parloops.c (parallelize_loops): Reset the escaped and
8245 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8248 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8249 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8251 2009-05-25 Ira Rosen <irar@il.ibm.com>
8253 PR tree-optimization/40238
8254 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8255 statements after basic block's labels.
8256 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8257 to free the allocated memory.
8259 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8261 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8262 return address with a USE.
8264 2009-05-24 Richard Guenther <rguenther@suse.de>
8267 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8268 array type from the main variant of the inner type.
8270 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8272 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8273 definition to bool (from int) to un-break build.
8274 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8276 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8278 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8279 discard_stmt_changes): Delete.
8280 * tree-ssa-operands.c (scb_stack): Delete.
8281 (init_ssa_operands): Do not initialize it.
8282 (fini_ssa_operands): Do not free it.
8283 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8285 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8286 update_stmt, remove the others. Fix comments.
8287 * tree-dfa.c (optimize_stack_restore): Likewise.
8288 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8289 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8290 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8291 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8293 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8294 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8295 (dom_opt_finalize_block): Likewise, adjusting access to
8297 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8298 (stmts_to_rescan): Change item type to gimple.
8299 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8301 2009-05-24 Ira Rosen <irar@il.ibm.com>
8303 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8304 * tree-pass.h (pass_slp_vectorize): New pass.
8305 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8306 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8307 * tree-vectorizer.c (timevar.h): Include.
8308 (user_vect_verbosity_level): Declare.
8309 (vect_location): Fix comment.
8310 (vect_set_verbosity_level): Update user_vect_verbosity_level
8311 instead of vect_verbosity_level.
8312 (vect_set_dump_settings): Add an argument. Ignore user defined
8313 verbosity if dump flags require higher level of verbosity. Print to
8314 stderr only for loop vectorization.
8315 (vectorize_loops): Update call to vect_set_dump_settings.
8316 (execute_vect_slp): New function.
8317 (gate_vect_slp): Likewise.
8318 (struct gimple_opt_pass pass_slp_vectorize): New.
8319 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8321 (vec_info_for_bb): New function.
8322 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8323 (VECTORIZATION_ENABLED): New macro.
8324 (SLP_ENABLED, SLP_DISABLED): Likewise.
8325 (vect_is_simple_use): Add bb_vec_info argument.
8326 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8327 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8328 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8329 vect_schedule_slp, vect_analyze_slp): Likewise.
8330 (vect_analyze_stmt): Add slp_tree argument.
8331 (find_bb_location): Declare.
8332 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8333 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8334 (vect_analyze_loop_operations, vect_analyze_loop,
8335 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8336 vect_finalize_reduction, vectorizable_reduction,
8337 vectorizable_live_operation, vect_transform_loop): Likewise.
8338 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8339 skip evolution analysis if analyzing a basic block.
8340 (dr_analyze_indices): Likewise.
8341 (initialize_data_dependence_relation): Skip the test whether the
8342 object is invariant for basic blocks.
8343 (compute_all_dependences): Skip dependence analysis for data
8344 references in basic blocks.
8345 (find_data_references_in_stmt): Don't fail in case of invariant
8346 access in basic block.
8347 (find_data_references_in_bb): New function.
8348 (find_data_references_in_loop): Move code to
8349 find_data_references_in_bb and add a call to it.
8350 (compute_data_dependences_for_bb): New function.
8351 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8352 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8354 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8355 unknown dependence in basic block and fail in case of dependence in
8357 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8358 dependence instances from either loop or basic block vectorization
8360 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8361 before calling nested_in_vect_loop_p.
8362 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8363 dependence instances from either loop or basic block vectorization
8365 (vect_verify_datarefs_alignment): Likewise.
8366 (vect_enhance_data_refs_alignment): Adjust function calls.
8367 (vect_analyze_data_refs_alignment): Likewise.
8368 (vect_analyze_group_access): Fix printing. Skip different checks if
8369 DR_STEP is 0. Keep strided stores either in loop or basic block
8370 vectorization data structure. Fix indentation.
8371 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8373 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8374 dependence instances from either loop or basic block vectorization
8376 (vect_analyze_data_refs): Update comment. Call
8377 compute_data_dependences_for_bb to analyze basic blocks.
8378 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8379 case of loop vectorization. In case of basic block vectorization use
8380 data-ref itself as a base.
8381 (vect_create_data_ref_ptr): In case of basic block vectorization:
8382 don't advance the pointer, add new statements before the current
8383 statement. Adjust function calls.
8384 (vect_supportable_dr_alignment): Support only aligned accesses in
8385 basic block vectorization.
8386 * common.opt (ftree-slp-vectorize): New flag.
8387 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8388 (vect_pattern_recog_1): Likewise.
8389 * tree-vect-stmts.c (process_use): Likewise.
8390 (vect_init_vector): Add new statements in the beginning of the basic
8391 block in case of basic block SLP.
8392 (vect_get_vec_def_for_operand): Adjust function calls.
8393 (vect_finish_stmt_generation): Likewise.
8394 (vectorizable_call): Add assert that it is loop vectorization, adjust
8396 (vectorizable_conversion, vectorizable_assignment): Likewise.
8397 (vectorizable_operation): In case of basic block SLP, take
8398 vectorization factor from statement's type and skip the relevance
8399 check. Adjust function calls.
8400 (vectorizable_type_demotion): Add assert that it is loop
8401 vectorization, adjust function calls.
8402 (vectorizable_type_promotion): Likewise.
8403 (vectorizable_store): Check for outer loop only in case of loop
8404 vectorization. Adjust function calls. For basic blocks, skip the
8405 relevance check and don't advance pointers.
8406 (vectorizable_load): Likewise.
8407 (vectorizable_condition): Add assert that it is loop vectorization,
8408 adjust function calls.
8409 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8410 that it is not reduction, get vector type, call only supported
8411 functions, skip loop specific parts.
8412 (vect_transform_stmt): Check for outer loop only in case of loop
8414 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8415 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8416 for external definition.
8417 * passes.c (pass_slp_vectorize): New pass.
8418 * tree-vect-slp.c (find_bb_location): New function.
8419 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8420 check for patterns only in loops.
8421 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8422 case of multiple types in basic block SLP.
8423 (vect_mark_slp_stmts_relevant): New function.
8424 (vect_supported_load_permutation_p): Fix comment.
8425 (vect_analyze_slp_instance): Add argument. In case of basic block
8426 SLP, take vectorization factor from statement's type, check that
8427 unrolling factor is 1. Adjust function call. Save SLP instance in
8428 either loop or basic block vectorization structure. Return FALSE,
8430 (vect_analyze_slp): Add argument. Get strided stores groups from
8431 either loop or basic block vectorization structure. Return FALSE
8432 if basic block SLP failed.
8433 (new_bb_vec_info): New function.
8434 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8435 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8436 (vect_schedule_slp): Add argument. Get SLP instances from either
8437 loop or basic block vectorization structure. Set vectorization factor
8438 to be 1 for basic block SLP.
8439 (vect_slp_transform_bb): New function.
8440 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8442 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8444 * final.c (shorten_branches): Do not align labels for jump tables.
8445 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8447 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8449 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8450 Remove outdated reference to flow.c and fix nits.
8451 * doc/gccint.texi: Tweak RTL description.
8452 * doc/rtl.texi: Likewise.
8454 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8456 * config/avr/avr.c: Change my email address.
8457 * config/avr/avr.h: Likewise.
8458 * config/avr/avr.md: Likewise.
8459 * config/avr/avr-protos.h: Likewise.
8460 * config/avr/libgcc.S: Likewise.
8462 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8464 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8465 (spu_split_load, spu_split_store): Change return type to int.
8466 (spu_split_convert): Declare.
8467 * config/spu/predicates.md (spu_mem_operand): Remove.
8468 (spu_mov_operand): Update.
8469 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8470 * config/spu/spu.c (regno_aligned_for_load): Remove.
8471 (reg_aligned_for_addr, spu_expand_load): Define.
8472 (spu_expand_extv): Reimplement and handle MEM.
8473 (spu_expand_insv): Handle MEM.
8474 (spu_sched_reorder): Handle insn's with length 0.
8475 (spu_legitimate_address_p): Reimplement.
8476 (store_with_one_insn_p): Return TRUE for any mode with size
8477 larger than 16 bytes.
8478 (address_needs_split): Define.
8479 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8481 (spu_convert_move): Define.
8482 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8483 (spu_split_store): Change all MEM's to TImode.
8484 (spu_init_expanders): Preallocate registers that correspond to
8485 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8487 (spu_split_convert): Define.
8488 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8489 (_move<mode>, _movdi, _movti): Update predicate and condition.
8490 (load, store): Change to define_split.
8491 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8493 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8494 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8495 define_insn_and_split of lshr<mode>3.
8496 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8497 (<v>ashr<mode>3_imm): Define.
8498 (extv, extzv, insv): Allow MEM operands.
8499 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8500 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8501 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8502 (_spu_convert2): Change to define_insn_and_split and remove the
8503 corresponding define_peephole2.
8504 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8505 Change predicates to memory_operand.
8507 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8509 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8511 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8513 PR tree-optimization/40219
8514 * tree.c (iterative_hash_expr): Make sure the builtin function is
8515 a normal builtin function and not a front end or back end builtin
8516 before indexing into the built_in_decls array.
8518 2009-05-22 Richard Guenther <rguenther@suse.de>
8521 * alias.c (write_dependence_p): Do not use TBAA for answering
8522 anti-dependence or output-dependence.
8523 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8524 (emit_pointer_definition): Remove.
8525 (emit_alias_warning): Likewise.
8526 (find_what_var_points_to): Remove TBAA pruning code.
8527 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8529 (compute_points_to_sets): Remove code computing the set of
8530 dereferenced pointers.
8531 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8532 oracle for querying anti and output dependencies.
8533 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8534 if TBAA may be applied.
8535 (refs_anti_dependent_p): New function.
8536 (refs_output_dependent_p): Likewise.
8537 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8538 (refs_output_dependent_p): Likewise.
8539 * doc/tree-ssa.texi (Memory model): New section.
8540 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8541 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8542 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8543 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8544 * expr.c (expand_expr_real_1): Likewise.
8545 * gimple-low.c (lower_stmt): Likewise.
8546 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8547 (dump_gimple_cdt): Remove.
8548 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8549 (gimple_size): Likewise.
8550 (walk_gimple_op): Likewise.
8551 (is_gimple_stmt): Likewise.
8552 (walk_stmt_load_store_addr_ops): Likewise.
8553 (gimple_build_cdt): Remove.
8554 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8555 * gimple.h (gimple_cdt_new_type): Remove.
8556 (gimple_cdt_new_type_ptr): Likewise.
8557 (gimple_cdt_set_new_type): Likewise.
8558 (gimple_cdt_location): Likewise.
8559 (gimple_cdt_location_ptr): Likewise.
8560 (gimple_cdt_set_location): Likewise.
8561 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8562 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8563 GIMPLE_CHANGE_DYNAMIC_TYPE.
8564 (verify_types_in_gimple_stmt): Likewise.
8565 * tree-inline.c (estimate_num_insns): Likewise.
8566 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8567 (copy_decl_to_var): Likewise.
8568 (copy_result_decl_to_var): Likewise.
8569 * tree-pretty-print.c (dump_generic_node): Do not handle
8570 CHANGE_DYNAMIC_TYPE_EXPR.
8571 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8572 * tree-ssa-operands.c (get_expr_operands): Likewise.
8573 * tree-ssa-structalias.c (struct variable_info): Remove
8574 no_tbaa_pruning member.
8575 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8576 (unify_nodes): Do not copy it.
8577 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8578 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8579 (set_uids_in_ptset): Do not check it.
8580 (find_what_var_points_to): Likewise.
8581 (compute_tbaa_pruning): Remove.
8582 (compute_points_to_sets): Do not call it.
8583 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8584 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8585 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8586 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8587 (DECL_NO_TBAA_P): Likewise.
8588 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8589 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8590 (expand_omp_atomic_pipeline): Do not set it.
8591 * print-tree.c (print_node): Do not dump it.
8592 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8595 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8598 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8601 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8603 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8606 2009-05-22 Ben Elliston <bje@au.ibm.com>
8608 * Makefile.in (bversion.h, s-bversion): New targets.
8609 (TOPLEV_H): Add bversion.h.
8610 * toplev.h: Include "bversion.h".
8611 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8612 the __format__ attribute only if compiling with the same version
8613 of GCC as the sources (the "build version").
8615 2009-05-22 Ben Elliston <bje@au.ibm.com>
8617 * c-format.c (handle_format_attribute): Fix comment typo.
8619 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8622 * config/ia64/ia64.opt (mfused-madd): New.
8623 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8624 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8625 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8626 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8627 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8628 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8629 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8630 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8631 instruction if !TARGET_FUSED_MADD.
8632 (fpma, fpms): Remove colon from name.
8634 2009-05-22 Richard Guenther <rguenther@suse.de>
8636 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8637 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8638 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8640 (create_expression_by_pieces): Only convert if necessary.
8641 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8642 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8644 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8646 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8647 regular pattern from a template and rename it ...
8648 (*extzv_truncsi_exts): ... to this.
8650 2009-05-21 Richard Guenther <rguenther@suse.de>
8652 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8653 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8654 (cgraph_default_inline_p): Likewise.
8655 (cgraph_decide_inlining_incrementally): Likewise.
8657 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8658 Uros Bizjak <ubizjak@gmail.com>
8660 * config/i386/cpuid.h (bit_MOVBE): New.
8662 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8664 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8665 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8666 (ix86_handle_option): Handle OPT_mmovbe.
8667 (ix86_target_string): Add -mmovbe.
8668 (pta_flags): Add PTA_MOVBE.
8669 (processor_alias_table): Add PTA_MOVBE to "atom".
8670 (override_options): Handle PTA_MOVBE.
8672 * config/i386/i386.h (TARGET_MOVBE): New.
8674 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8675 (*bswapsi_movbe): New.
8676 (*bswapdi_movbe): Likewise.
8677 (bswapdi2): Renamed to ...
8679 (bswapdi2): New expander.
8681 * config/i386/i386.opt (mmovbe): New.
8683 * doc/invoke.texi: Document -mmovbe.
8685 2009-05-21 Taras Glek <tglek@mozilla.com>
8687 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8688 * gcc-plugin.h (plugin_init): Updated signature.
8689 * gcc-plugin.h (plugin_name_args): Moved to this header.
8690 * doc/plugins.texi (plugin_init): Updated documention to reflect
8692 * doc/plugins.texi (plugin_name_args): Added to documention.
8694 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8696 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8697 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8699 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8701 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8702 JUMP_TABLE_DATA_P predicates where applicable.
8703 * config/i386/predicates.md: Ditto.
8704 * config/i386/sse.md: Ditto.
8706 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8708 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8709 operand2 -128 override length_immediate attribute to 1.
8710 * config/i386/predicates.md (constm128_operand): New predicate.
8712 * config/i386/i386.c (memory_address_length): Handle %r12
8713 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8715 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8716 mode look through optional ZERO_EXTEND and SUBREG.
8717 * config/i386/i386.md (R12_REG): New define_constant.
8718 (prefix_data16): For sse unit set also for MODE_TI insns.
8719 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8720 insns set if operand 1 is ext_QIreg_operand.
8721 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8722 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8724 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8725 mode from MODE_DI to MODE_SI.
8726 (movdi_1_rex64): Override modrm and length_immediate attributes
8727 only for movabs (TYPE_IMOV, alternative 2).
8728 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8729 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8730 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8731 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8732 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8733 prefix_rex attribute if DImode.
8734 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8735 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8736 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8737 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8738 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8739 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8740 Likewise. For TYPE_IMOV clear length_immediate attribute.
8741 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8742 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8743 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8744 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8745 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8746 or one operand TYPE_ISHIFT.
8747 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8748 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8749 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8750 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8751 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8752 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8753 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8754 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8755 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8756 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8757 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8758 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8759 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8760 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8761 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8762 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8763 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8764 set mode attribute, don't override length attribute.
8765 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8767 (return_internal_long): Set length attribute to 2 instead of 1.
8768 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8769 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8770 prefix_rex attribute.
8771 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8773 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8775 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8777 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8779 2009-05-20 Ian Lance Taylor <iant@google.com>
8781 * tree.c (build_tree_list_vec_stat): New function.
8782 (ctor_to_vec): New function.
8783 (build_nt_call_vec): New function.
8784 (build_call_array): Change args to be a const pointer.
8785 (build_call_vec): New function.
8786 * tree.h (build_nt_call_vec): Declare.
8787 (build_tree_list_vec_stat): Declare.
8788 (build_tree_list_vec): Define.
8789 (build_call_array): Update declaration.
8790 (build_call_vec): Declare.
8791 (ctor_to_vec): Declare.
8792 * c-common.c (tree_vector_cache): New static variable.
8793 (make_tree_vector): New function.
8794 (release_tree_vector): New function.
8795 (make_tree_vector_single): New function.
8796 (make_tree_vector_copy): New function.
8797 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8798 (make_tree_vector_single, make_tree_vector_copy): Declare.
8799 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8800 (c_parser_expr_list): Don't manage cache here, instead call
8802 (c_parser_release_expr_list): Remove static function.
8803 (c_parser_vec_to_tree_list): Remove static function.
8804 (c_parser_attributes): Call build_tree_list_vec instead of
8805 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8806 c_parser_release_expr_list.
8807 (c_parser_postfix_expression_after_primary): Likewise.
8808 (c_parser_objc_keywordexpr): Likewise.
8810 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8812 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8813 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8814 TARGET_CONVERT_TO_TYPE.
8815 * hooks.c (hook_tree_const_tree_null): Define.
8816 * hooks.h (hook_tree_const_tree_null): Declare.
8817 * target.h (struct gcc_target): Add invalid_parameter_type,
8818 invalid_return_type, promoted_type, and convert_to_type fields.
8819 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8820 (TARGET_INVALID_RETURN_TYPE): Define.
8821 (TARGET_PROMOTED_TYPE): Define.
8822 (TARGET_CONVERT_TO_TYPE): Define.
8823 (TARGET_INITIALIZER): Update for new fields.
8824 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8825 (grokparms): Check targetm.invalid_parameter_type.
8826 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8827 * c-convert.c (convert): Check targetm.convert_to_type.
8829 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8831 * config/mips/mips.md (*extenddi_truncate<mode>,
8832 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8834 (*extendhi_truncateqi): New define_insn_and_sptit.
8836 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8839 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8840 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8842 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8844 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8845 the operand of VIEW_CONVERT_EXPR.
8847 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8849 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8850 extended family and model for Intel processors. Support Intel Atom.
8852 2009-05-20 Olivier Hainque <hainque@adacore.com>
8854 * gstab.h (stab_code_type): Define, to be used instead of the
8855 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8857 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8858 occurrences by stab_code_type.
8859 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8861 2009-05-20 Martin Jambor <mjambor@suse.cz>
8863 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8864 (sra_insert_before): Likewise.
8865 (sra_insert_after): Likewise.
8866 (sra_init_cache): Likewise.
8867 (sra_type_can_be_decomposed_p): Likewise.
8868 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8869 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8870 (sra_insert_before): Likewise.
8871 (sra_insert_after): Likewise.
8872 (sra_init_cache): Likewise.
8873 (insert_edge_copies_seq): Made static and moved upwards.
8875 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8878 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8880 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8881 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8884 2009-05-20 Richard Guenther <rguenther@suse.de>
8886 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8887 with mismatched comparison modes.
8889 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8891 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8892 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8893 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8894 with shifts for Thumb2.
8895 (orsi_notsi): New for orn.
8896 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8897 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8898 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8899 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8900 Don't invert remainder for IOR.
8902 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8904 PR tree-optimization/40087
8905 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8906 number_of_iterations_ne): Rename never_infinite argument.
8907 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8908 number_of_iterations_le): Handle pointer-type ivs when
8909 exit_must_be_taken is false.
8910 (number_of_iterations_cond): Do not always assume that
8911 exit_must_be_taken if the control variable is a pointer.
8913 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8915 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8916 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8918 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8920 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8921 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8923 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8926 * c.opt (Wlogical-op): Disabled by default.
8927 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8929 * doc/invoke.texi (Wlogical-op): Likewise.
8931 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8933 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8935 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8936 Propagate the type of the first operand.
8937 <ASSERT_EXPR>: Simplify.
8938 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8939 Rewrite using the RHS code as discriminant.
8940 <NOP_EXPR>: Turn into CASE_CONVERT.
8941 <PLUS_EXPR>: Propagate the type of the first operand.
8943 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8945 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8946 (ia64_dconst_0_375): New.
8947 * config/ia64/ia64.c (ia64_override_options): Remove
8948 -minline-sqrt-min-latency warning.
8949 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8950 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8951 * config/ia64/ia64.md (*sqrt_approx): Remove.
8952 (sqrtsf2): Remove #if 0.
8953 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8954 (sqrtdf): Remove assert.
8955 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8956 (sqrtxf2): Remove #if 0.
8957 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8958 * div.md (sqrt_approx_rf): New.
8959 (sqrtsf2_internal_thr): New implementation.
8960 (sqrtsf2_internal_lat): New.
8961 (sqrtdf2_internal_thr: New implementation.
8962 (sqrtxf2_internal): New implementation.
8964 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8965 Hans-Peter Nilsson <hp@axis.com>
8967 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8968 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8969 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8970 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8971 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8972 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8973 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8974 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8975 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8976 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8977 * c-common.c: ...from here.
8979 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8981 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8983 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8985 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8987 2009-05-19 Ben Elliston <bje@au.ibm.com>
8989 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8990 assignments with memcpy calls.
8991 (add_fdes): Likewise.
8992 (binary_search_unencoded_fdes): Likewise.
8993 (linear_search_fdes): Eliminate type puns.
8995 2009-05-19 Richard Guenther <rguenther@suse.de>
8997 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8998 not falsely claim to have propagated into all uses.
9000 2009-05-19 Ben Elliston <bje@au.ibm.com>
9002 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9005 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9007 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9008 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9009 (TARGET_LEGITIMATE_ADDRESS_P): New.
9010 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9011 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9013 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9016 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9017 child of the containing namespace's DIE.
9019 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9021 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9022 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9023 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9026 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9029 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9030 gen_align with gen_pad.
9031 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9032 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9034 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9035 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9037 * config/i386/i386.md (align): Renamed to ...
9038 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9039 ASM_OUTPUT_MAX_SKIP_PAD.
9041 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9043 * config.gcc: Fix variable syntax.
9046 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9047 before calling exact_log2.
9048 (output_iorsi3): Likewise.
9049 (output_xorsi3): Likewise.
9051 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9053 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9054 for the none zero constant operand except for EQ and NE
9055 comprisons even when the first operand is R0.
9057 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9059 * config/s390/2064.md: Remove trailing whitespaces.
9060 * config/s390/2084.md: Likewise.
9061 * config/s390/constraints.md: Likewise.
9062 * config/s390/fixdfdi.h: Likewise.
9063 * config/s390/libgcc-glibc.ver: Likewise.
9064 * config/s390/s390-modes.def: Likewise.
9065 * config/s390/s390-protos.h: Likewise.
9066 * config/s390/s390.c: Likewise.
9067 * config/s390/s390.h: Likewise.
9068 * config/s390/s390.md: Likewise.
9069 * config/s390/tpf-unwind.h: Likewise.
9071 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9073 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9075 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9078 * configure.ac (m68k-*-*): Check if binutils support TLS.
9079 * configure: Regenerate.
9080 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9081 * config/m68k/constraints.md (Cu): New constraint.
9082 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9083 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9084 (movsi): Handle TLS symbols.
9085 (addsi3_5200): Handle XTLS symbols, indent.
9086 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9087 (m68k_tls_reference_p): Declare.
9088 (m68k_legitimize_address): Declare.
9089 (m68k_unwrap_symbol): Declare.
9090 * config/m68k/m68k.opt (mxtls): New option.
9091 * config/m68k/m68k.c (ggc.h): Include.
9092 (m68k_output_dwarf_dtprel): Implement hook.
9093 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9094 (m68k_expand_prologue): Load GOT pointer when function needs it.
9095 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9096 (m68k_legitimate_constant_address_p): Same.
9097 (m68k_decompose_address): Handle TLS references.
9098 (m68k_get_gp): New static function.
9099 (enum m68k_reloc): New contants.
9100 (TLS_RELOC_P): New macro.
9101 (m68k_wrap_symbol): New static function.
9102 (m68k_unwrap_symbol): New function.
9103 (m68k_final_prescan_insn_1): New static function.
9104 (m68k_final_prescan_insn): New function.
9105 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9107 (legitimize_pic_address): Handle TLS references..
9108 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9109 (m68k_libcall_value_in_a0_p)
9110 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9111 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9112 (m68k_legitimize_tls_address): Handle TLS references.
9113 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9115 (m68k_legitimize_address): Handle TLS symbols.
9116 (m68k_get_reloc_decoration): New static function.
9117 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9119 (m68k_output_dwarf_dtprel): Implement hook.
9120 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9121 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9122 m68k_call_* routines.
9123 (sched_attr_op_type): Handle TLS symbols.
9124 (gt-m68k.h): Include.
9125 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9126 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9128 2009-05-18 Martin Jambor <mjambor@suse.cz>
9130 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9131 (visit_store_addr_for_mod_analysis): New function.
9132 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9133 (determine_cst_member_ptr): Use gimple_assign_single_p.
9134 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9135 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9136 operands. Don't check number of operands of a NOP_EXPR.
9138 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9140 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9142 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9145 * c-common.c (warn_logical_operator): Don't warn if one of
9146 expression isn't always true or false.
9148 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9150 * config/i386/biarch32.h: New file.
9151 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9153 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9155 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9156 *zero_extend<mode>_truncqi): Merge these into ...
9157 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9158 Name the pattern following this as *zero_extendhi_truncqi.
9160 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9163 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9164 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9165 (output_info): Make field HOST_WIDEST_INT.
9166 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9167 (dump_bitmat_statistics): Same.
9169 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9171 * config.gcc (use_gcc_stdint): Set to wrap.
9172 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9173 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9174 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9175 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9176 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9177 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9178 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9179 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9181 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9183 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9185 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9186 Move definitions earlier.
9187 (OPT_ARCH64, OPT_ARCH32): Define.
9188 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9191 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9194 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9197 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9199 * arm.md (movdi2): Copy non-reg values to DImode registers.
9201 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9204 * final.c (label_to_max_skip): New function.
9205 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9206 CODE_LABEL_NUMBER <= max_labelno.
9207 * output.h (label_to_max_skip): New prototype.
9208 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9209 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9210 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9211 Handle CODE_LABELs with >= 16 byte alignment or with
9212 max_skip == (1 << align) - 1.
9213 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9214 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9217 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9218 .p2align 3 if MAX_SKIP is smaller than 7.
9219 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9221 2009-05-15 Ian Lance Taylor <iant@google.com>
9223 * alias.c (struct alias_set_entry_d): Rename from struct
9224 alias_set_entry. Change all uses.
9225 * except.c (struct call_site_record_d): Rename from struct
9226 call_site_record. Change all uses.
9227 * except.h (struct eh_region_d): Rename from struct eh_region.
9229 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9231 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9232 ivtype_map_elt. Change all uses.
9233 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9235 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9236 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9238 (struct sese_d): Rename from struct sese. Change all uses.
9239 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9240 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9241 * optabs.h (struct optab_d): Rename from struct optab. Change all
9243 (struct convert_optab_d): Rename from struct convert_optab.
9245 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9246 ipa_opt_pass. Change all uses.
9247 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9250 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9251 defined as a typedef.
9252 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9255 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9258 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9260 (merge_ranges): Returns bool.
9261 * tree.h (make_range): .. to here.
9262 (build_range_check): Likewise.
9263 (merge_ranges): Likewise. Renamed from merge_ranges.
9264 * c-typeck.c (parser_build_binary_op): Update calls to
9265 warn_logical_operator.
9266 * c-common.c (warn_logical_operator): Add new warning.
9267 * c-common.h (warn_logical_operator): Update declaration.
9269 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9271 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9273 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9275 * doc/install.texi: Document MPC requirements, flags etc.
9277 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9278 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9279 Evaluate constant arguments.
9280 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9281 (fold_builtin_1): Likewise, also evaluate constant arguments.
9282 Remove superfluous break.
9283 (do_mpc_ckconv): New.
9284 * real.h: Include mpc.h.
9285 * toplev.c (print_version): Output MPC version info if available.
9287 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9289 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9291 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9293 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9296 2009-05-15 Jan Hubicka <jh@suse.cz>
9298 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9299 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9300 (try_inline): Fix return value.
9301 (cgraph_decide_inlining_incrementally): Honor new value.
9302 (cgraph_early_inlining): Handle indirect inlining.
9303 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9305 2009-05-15 Jan Hubicka <jh@suse.cz>
9307 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9308 * cgraphunit.c (cgraph_finalize_function): Set it.
9309 (cgraph_expand_function): Use it.
9311 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9313 * real.c (encode_ieee_half): Define.
9314 (decode_ieee_half): Define.
9315 (ieee_half_format): Define.
9316 (arm_half_format): Define.
9317 * real.h (ieee_half_format): Declare.
9318 (arm_half_format): Declare.
9320 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9322 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9323 swapped, and reversed optabs exist before trying to use them.
9325 2009-05-15 Paul Brook <paul@codesourcery.com>
9326 Sandra Loosemore <sandra@codesourcery.com>
9328 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9329 loads. Allow PRE_DEC.
9330 (output_move_neon): Handle PRE_DEC.
9331 (arm_print_operand): Add 'A' for neon structure loads.
9332 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9333 * config/arm/neon.md (neon_mov): Update comment.
9334 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9336 (Um): New constraint.
9338 2009-05-15 Jan Hubicka <jh@suse.cz>
9340 Revert the following patch until testsuite fallout is fixed:
9341 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9342 * cgraph.h (struct inline_summary): New filed self_wize,
9343 size_inlining_benefit, self_time and time_inlining_benefit.
9344 (struct cgraph_global_info): Replace insns by time ans size fields.
9345 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9346 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9347 (ipcp_update_callgraph): Do not touch function bodies.
9348 * ipa-inline.c: Include except.h
9349 (MAX_TIME): New constant.
9350 (overall_insns): Remove
9351 (overall_size, max_benefit): New static variables.
9352 (cgraph_estimate_time_after_inlining): New function.
9353 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9354 (cgraph_clone_inlined_nodes): Update size.
9355 (cgraph_mark_inline_edge): Update size.
9356 (cgraph_estimate_growth): Use size info.
9357 (cgraph_check_inline_limits): Check size.
9358 (cgraph_default_inline_p): Likewise.
9359 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9360 (cgraph_decide_recursive_inlining): Check size.
9361 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9363 (cgraph_decide_inlining): Likewise.
9364 (cgraph_decide_inlining_incrementally): Likewise; honor
9365 PARAM_EARLY_INLINING_INSNS.
9366 (likely_eliminated_by_inlining_p): New predicate.
9367 (estimate_function_body_sizes): New function.
9368 (compute_inline_parameters): Use it.
9369 * except.c (must_not_throw_labels): New function.
9370 * except.h (must_not_throw_labels): Declare.
9371 * tree-inline.c (init_inline_once): Kill inlining_weigths
9372 * tree-ssa-structalias.c: Avoid uninitialized warning.
9373 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9374 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9375 (PARAM_INLINE_CALL_COST): Remove.
9376 (PARAM_EARLY_INLINING_INSNS): New.
9378 2009-05-15 Richard Guenther <rguenther@suse.de>
9380 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9381 not TODO_update_ssa.
9383 2009-05-15 Richard Guenther <rguenther@suse.de>
9385 PR tree-optimization/39999
9386 * gimple.h (gimple_expr_type): Use the expression type looking
9387 through useless conversions.
9388 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9389 (vn_nary_op_insert_stmt): Likewise.
9390 (simplify_binary_expression): Likewise.
9392 2009-05-15 Richard Guenther <rguenther@suse.de>
9394 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9395 New options, enabled by default.
9396 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9398 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9399 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9400 * tree-ssa-structalias.c (gate_tree_pta): New function.
9401 (pass_build_alias): Use it.
9403 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9405 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9406 recurse on an invariant address if a conversion from a pointer
9407 type to a wider integer type is involved.
9409 2009-05-15 Jan Hubicka <jh@suse.cz>
9411 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9412 * cgraph.h (struct inline_summary): New filed self_wize,
9413 size_inlining_benefit, self_time and time_inlining_benefit.
9414 (struct cgraph_global_info): Replace insns by time ans size fields.
9415 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9416 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9417 (ipcp_update_callgraph): Do not touch function bodies.
9418 * ipa-inline.c: Include except.h
9419 (MAX_TIME): New constant.
9420 (overall_insns): Remove
9421 (overall_size, max_benefit): New static variables.
9422 (cgraph_estimate_time_after_inlining): New function.
9423 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9424 (cgraph_clone_inlined_nodes): Update size.
9425 (cgraph_mark_inline_edge): Update size.
9426 (cgraph_estimate_growth): Use size info.
9427 (cgraph_check_inline_limits): Check size.
9428 (cgraph_default_inline_p): Likewise.
9429 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9430 (cgraph_decide_recursive_inlining): Check size.
9431 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9433 (cgraph_decide_inlining): Likewise.
9434 (cgraph_decide_inlining_incrementally): Likewise; honor
9435 PARAM_EARLY_INLINING_INSNS.
9436 (likely_eliminated_by_inlining_p): New predicate.
9437 (estimate_function_body_sizes): New function.
9438 (compute_inline_parameters): Use it.
9439 * except.c (must_not_throw_labels): New function.
9440 * except.h (must_not_throw_labels): Declare.
9441 * tree-inline.c (init_inline_once): Kill inlining_weigths
9442 * tree-ssa-structalias.c: Avoid uninitialized warning.
9443 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9444 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9445 (PARAM_INLINE_CALL_COST): Remove.
9446 (PARAM_EARLY_INLINING_INSNS): New.
9447 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9448 (inline-call-cost): Remove.
9449 (early-inlining-insns): New.
9451 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9453 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9455 (print_int_cst_bounds_in_octal_p): Likewise.
9456 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9458 * dwarf2out.c (base_type_die): Likewise.
9459 (is_subrange_type): Delete.
9460 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9461 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9462 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9463 if the destination type is boolean.
9464 (build_range_check): Do not special-case subtypes.
9465 (fold_sign_changed_comparison): Likewise.
9466 (fold_unary): Likewise.
9467 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9468 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9469 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9470 * tree.c (subrange_type_for_debug_p): New predicate based on the
9471 former is_subrange_type.
9472 * tree.h (subrange_type_for_debug_p): Declare.
9473 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9474 (convert_affine_scev): Remove call to above function.
9475 (chrec_convert_aggressive): Likewise.
9476 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9477 false for conversions involving subtypes.
9478 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9479 (vrp_val_min): Likewise.
9480 (needs_overflow_infinity): Likewise.
9481 (extract_range_from_unary_expr): Likewise.
9483 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9485 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9486 * config/frv/frv.c: Likewise.
9487 * config/s390/s390.c: Likewise.
9488 * config/sparc/sparc.h: Likewise.
9489 * config/i386/i386.h: Likewise.
9490 * config/i386/i386.c: Likewise.
9491 * config/crx/crx.c: Likewise.
9492 * config/m68hc11/m68hc11.h: Likewise.
9493 * config/iq2000/iq2000.c: Likewise.
9494 * config/mn10300/mn10300.h: Likewise.
9495 * config/mn10300/mn10300.c: Likewise.
9496 * config/m68k/m68k.c: Likewise.
9497 * config/rs6000/rs6000.c: Likewise.
9498 * config/rs6000/xcoff.h: Likewise.
9499 * config/rs6000/linux64.h: Likewise.
9500 * config/rs6000/sysv4.h: Likewise.
9501 * config/score/score3.c: Likewise.
9502 * config/score/score7.c: Likewise.
9503 * config/score/score.c: Likewise.
9504 * config/arm/arm.md: Likewise.
9505 * config/mips/mips.c: Likewise.
9506 * config/mips/mips.md: Likewise.
9507 * config/bfin/bfin.h: Likewise.
9508 * config/pa/pa.c: Likewise.
9509 * config/pa/constraints.md: Likewise.
9511 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9512 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9513 * config/pdp11/pdp11.h: Use memory_address_p instead.
9515 2009-05-14 Ian Lance Taylor <iant@google.com>
9517 * passes.c (finish_optimization_passes): Change i to int.
9518 * plugin.c (plugins_active_p): Change event to int.
9519 (dump_active_plugins): Likewise.
9520 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9522 * tree.c (tree_range_check_failed): Change c to unsigned int.
9523 (omp_clause_range_check_failed): Likewise.
9524 (build_common_builtin_nodes): Change mode to int. Add cast.
9525 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9526 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9528 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9529 ++ or -- with a variable of enum type.
9531 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9534 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9536 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9538 * store-motion.c: Do not include params.h
9539 * Makefile.in: Fix dependencies for various files.
9541 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9543 * auto-inc-dec.c: Fix pass description, remove apparent
9544 accidental duplication.
9546 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9549 * ipa-utils.h (memory_identifier_string): Moved to ...
9550 * tree.h (memory_identifier_string): Here. Add GTY(()).
9552 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9554 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9555 in the former documentation of...
9556 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9557 * ira-conflicts.c (get_dup_num): Use address_operand.
9558 * targhooks.c (default_legitimate_address_p): New.
9559 * targhooks.h (default_legitimate_address_p): New.
9560 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9562 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9563 * target.h (struct target): Add legitimate_address_p.
9564 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9565 (TARGET_INITIALIZER): Include it.
9567 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9568 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9569 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9570 (TARGET_LEGITIMATE_ADDRESS_P): New.
9572 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9573 (REG_OK_STRICT_P): Delete.
9574 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9575 (frv_legitimate_address_p_1): ... this.
9576 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9577 (frv_legitimate_address_p_1): ... the renamed old
9578 frv_legitimate_address_p.
9579 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9580 (TARGET_LEGITIMATE_ADDRESS_P): New.
9582 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9583 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9584 * config/s390/s390.c (legitimate_address_p): Rename to...
9585 (s390_legitimate_address_p): ... this, make static.
9586 (legitimize_address): Adjust call.
9587 (TARGET_LEGITIMATE_ADDRESS_P): New.
9588 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9590 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9591 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9592 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9593 (TARGET_LEGITIMATE_ADDRESS_P): New.
9595 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9596 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9597 * config/spu/spu.c (spu_legitimate_address): Rename to...
9598 (spu_legitimate_address_p): ... this, make static.
9599 (TARGET_LEGITIMATE_ADDRESS_P): New.
9601 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9602 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9603 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9604 (sparc_legitimate_address_p): ... this, make static and return bool.
9605 (legitimize_address): Adjust call.
9606 (TARGET_LEGITIMATE_ADDRESS_P): New.
9608 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9609 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9610 * config/i386/i386.c (legitimate_address_p): Rename to...
9611 (ix86_legitimate_address_p): ... this, make static.
9612 (constant_address_p): Move after it, adjust call.
9613 (TARGET_LEGITIMATE_ADDRESS_P): New.
9615 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9616 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9617 * config/avr/avr.c (legitimate_address_p): Rename to...
9618 (avr_legitimate_address_p): ... this, make static.
9619 (legitimize_address): Adjust call.
9620 (TARGET_LEGITIMATE_ADDRESS_P): New.
9622 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9623 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9624 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9625 (TARGET_LEGITIMATE_ADDRESS_P): New.
9627 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9628 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9629 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9630 (TARGET_LEGITIMATE_ADDRESS_P): New.
9632 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9633 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9635 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9637 (TARGET_LEGITIMATE_ADDRESS_P): New.
9639 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9640 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9642 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9644 (m68hc11_legitimate_address_p): ... this, make static.
9645 (go_if_legitimate_address_internal): Rename to...
9646 (m68hc11_legitimate_address_p_1): ... this.
9647 (legitimize_address): Adjust call.
9648 (TARGET_LEGITIMATE_ADDRESS_P): New.
9650 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9651 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9652 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9653 (TARGET_LEGITIMATE_ADDRESS_P): New.
9655 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9656 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9657 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9658 (mn10300_legitimate_address_p): ... this, make static.
9659 (TARGET_LEGITIMATE_ADDRESS_P): New.
9661 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9662 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9663 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9664 (TARGET_LEGITIMATE_ADDRESS_P): New.
9666 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9667 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9668 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9669 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9670 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9671 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9672 (rs6000_legitimate_address_p): ... this, make static.
9673 (TARGET_LEGITIMATE_ADDRESS_P): New.
9674 (REG_MODE_OK_FOR_BASE_P): Delete.
9675 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9677 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9678 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9680 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9681 static, adjust types.
9682 (TARGET_LEGITIMATE_ADDRESS_P): New.
9684 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9685 * config/score/score.c (score_address_p): Rename to...
9686 (score_legitimate_address_p): ... this.
9687 (TARGET_LEGITIMATE_ADDRESS_P): New.
9688 * config/score/score3.c (score3_address_p): Rename to...
9689 (score3_legitimate_address_p): ... this.
9690 * config/score/score7.c (score7_address_p): Rename to...
9691 (score7_legitimate_address_p): ... this.
9693 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9694 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9695 GO_IF_LEGITIMATE_ADDRESS): Delete.
9696 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9697 thumb2_legitimate_address_p): Delete.
9698 (arm_legitimate_address_p): Rename to...
9699 (arm_legitimate_address_outer_p): ... this.
9700 * config/arm/constraints.md ("Uq"): Adjust call.
9701 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9702 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9704 (arm_legitimate_address_outer_p): ... this.
9705 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9707 (TARGET_LEGITIMATE_ADDRESS_P): New.
9709 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9710 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9711 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9712 (TARGET_LEGITIMATE_ADDRESS_P): New.
9714 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9715 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9716 * config/vax/vax.c (legitimate_address_p): Rename to...
9717 (vax_legitimate_address_p): ... this, make static.
9718 (TARGET_LEGITIMATE_ADDRESS_P): New.
9720 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9721 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9722 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9723 (TARGET_LEGITIMATE_ADDRESS_P): New.
9725 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9726 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9727 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9728 (mmix_legitimate_address_p): ... this, make static.
9729 (TARGET_LEGITIMATE_ADDRESS_P): New.
9731 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9732 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9733 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9734 (TARGET_LEGITIMATE_ADDRESS_P): New.
9736 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9738 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9739 of MODE_COMPLEX_INT.
9741 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9743 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9744 LCT_NORMAL in function call.
9745 * mips-tdump.c (print_file_desc): Add cast to enum type.
9746 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9747 (mark_stabs): Add casts to enum types.
9748 (parse_stabs_common): Add casts to enum types.
9750 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9752 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9753 Check for invalid values of LETTER.
9755 2009-05-13 Taras Glek <tglek@mozilla.com>
9757 * attribs.c (register_attribute): moved out attribute registration
9758 into register_attribute.
9759 * doc/plugins.texi: Documented register_attribute and
9761 * gcc-plugin.h: Added forward decl for register_attribute.
9762 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9763 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9764 PLUGIN_ATTRIBUTES boilerplate.
9766 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9768 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9769 values even in sentinel and empty entries.
9770 (ms_printf_flag_specs): Likewise.
9771 (ms_scanf_flag_specs): Likewise.
9772 (ms_strftime_flag_specs): Likewise.
9773 (ms_print_char_table): Likewise.
9774 (ms_scan_char_table): Likewise.
9775 (ms_time_char_table): Likewise.
9777 2009-05-13 Doug Kwan <dougkwan@google.com>
9779 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9781 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9783 * config/mips/mips.md (store): Add attributes for QI and HI.
9785 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9786 (truncdi<mode>2): ... this new pattern.
9788 2009-05-13 Brad Hards <bradh@kde.org>
9790 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9792 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9793 Ben Elliston <bje@au.ibm.com>
9796 * dse.c (check_mem_read_rtx): Guard against width == -1.
9798 2009-05-13 Michael Matz <matz@suse.de>
9801 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9802 (trivially_conflicts_p): New function.
9803 (insert_backedge_copies): Use it.
9805 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9807 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9808 (handle_stdc_pragma): Use new enum constant names.
9809 (handle_pragma_float_const_decimal64): Ditto.
9811 2009-05-13 Ian Lance Taylor <iant@google.com>
9813 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9816 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9818 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9819 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9821 * config/m68k/m68k.h (FL_UCLINUX): Define.
9823 2009-05-13 Jan Hubicka <jh@suse.cz>
9825 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9827 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9829 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9830 unless -fschedule-insns is specified.
9832 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9835 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9836 TARGET_EXPAND_CBRANCHDI4.
9837 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9838 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9839 (cmpeqdi): Fix comment.
9841 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9843 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9844 (sh_legitimate_address_p): Likewise.
9845 * config/sh/sh.c (sh_legitimate_index_p): New.
9846 (sh_legitimate_address_p): Likewise.
9847 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9848 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9849 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9850 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9851 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9852 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9853 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9854 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9855 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9857 2009-05-12 Jan Hubicka <jh@suse.cz>
9859 * tree-inline.c (estimate_operator_cost): Add operands;
9860 when division happens by constant, it is cheap.
9861 (estimate_num_insns): Loads and stores are not having cost of 0;
9862 EH magic stuff is cheap; when computing runtime cost of switch,
9863 use log2 base of amount of its cases; builtin_expect has cost of 0;
9864 compute cost for moving return value of call.
9865 (init_inline_once): Initialize time_based flags.
9866 * tree-inline.h (eni_weights_d): Add time_based flag.
9868 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9870 * df-core.c: Update head documentation.
9872 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9875 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9876 shadowing exisiting variable op1.
9878 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9881 * config/i386/driver-i386.c (processor_signatures): New enum.
9882 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9883 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9884 processor signature to detect geode processor.
9886 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9890 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9892 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9893 causes spurious differences between trunk and cond-optab branch.
9895 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9897 * dojump.c (compare_from_rtx): Delete.
9898 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9899 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9900 if the comparison does not satisfy the predicate; test predicates for
9901 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9902 further if one existing pattern fails.
9903 * expr.h (compare_from_rtx): Delete.
9904 (prepare_operand): Declare it.
9905 * optabs.c: Change "lib call" to "libcall" throughout.
9906 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9907 HAVE_conditional_trap, emit_cmp_insn): Delete.
9908 (can_compare_p): Delete cmp_optab case.
9909 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9910 Accept other parameters by value.
9911 (prepare_operand): Make non-static.
9912 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9913 other parameters by value. Try to widen operands here based on
9914 an optab_methods argument and looking at cbranch_optab.
9915 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9916 loop. Use cbranch_optab directly.
9917 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9918 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9920 (emit_conditional_move, emit_conditional_add): Inline what's needed
9921 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9922 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9923 with COMPARE. Move cmov_optab and cstore_optab above
9924 with cbranch_optab, move cmp_optab down with ucmp_optab,
9925 remove tst_otpab. Do not initialize trap_rtx.
9926 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9927 for trap code. Do not check HAVE_conditional_trap. Use
9928 prepare_cmp_insn. Accept no predicate for operand 3.
9929 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9930 (OTI_ctrap, ctrap_optab): New.
9931 (tst_optab): Delete.
9932 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9933 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9934 with lookup of ctrap_optab.
9935 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9939 * combine.c (combine_simplify_rtx, simplify_set): Do not
9940 special case comparing against zero for cc0 machines.
9941 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9942 COMPARE on cc0 machines.
9943 (simplify_relational_operation): Return a new expression when
9944 a COMPARE could be removed.
9945 * final.c (final_scan_insn): Compare cc_status values
9946 against LHS of a (compare FOO (const_int 0)) cc0 source.
9947 Also check if cc_status.value is the full compare.
9949 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9950 (cstoreMM4): Document.
9951 (conditional_trap): Document ctrapMM4 instead.
9952 (sync_compare_and_swapMM): Refer to cbranchcc4.
9953 (Dependent Patterns): Eliminate obsolete information referring to
9954 the old jump optimization phase.
9955 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9956 of compares with 0 on cc0 machines.
9957 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9958 avoiding references to cc0. Remove text about storing operands
9960 * doc/tm.texi (Condition Codes): Include blurb on different
9961 condition code representations, separate into subsections for
9962 CC0, MODE_CC and conditional execution.
9964 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9965 alpha_emit_setcc): Accept operands and a machine mode.
9966 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9967 Get code/op0/op1 from operands, use machine mode argument
9968 instead of alpha_compare.fp_p. Emit the branch here.
9969 (alpha_emit_setcc): Likewise, and return boolean.
9970 (alpha_emit_conditional_move): Likewise. Assert that
9971 cmp_op_mode == cmp_mode, and simplify accordingly.
9972 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9973 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9974 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9976 (stack probe test): Use cbranchdi4.
9977 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9979 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9980 * config/arc/arc.h (movsicc, movsfcc): Use it.
9981 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9982 (cbranchsi4, cstoresi4): New.
9983 (cmpsi, bCC and sCC expanders): Remove.
9985 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9986 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9987 * config/arm/predicates.md (arm_comparison_operator): Only include
9988 floating-point operators if there is a hardware floating-point unit.
9989 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9990 deferring to cbranch_cc and cstore_cc respectively.
9991 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9992 cbranch_cc, cstore_cc): New.
9993 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9995 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9997 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9998 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10000 (adjust_insn_length): Adjust calls.
10001 (avr_reorg): Handle (compare (foo) (const_int 0)).
10002 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10003 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10004 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10005 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10007 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10008 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10010 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10011 (cbranchsi4, cstorebi4, cstoresi4): New.
10012 (movbisi): This insn is duplicate, split it to zero_extend.
10013 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10014 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10015 (bfin_optimize_loop): Use cbranch expander.
10016 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10017 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10018 (bfin_bimode_comparison_operator): ... this.
10019 (bfin_direct_comparison_operator): New.
10021 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10022 inside (compare FOO (const_int 0)).
10023 (cris_rtx_costs): Handle ZERO_EXTRACT.
10024 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10025 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10026 (*tstdi_v32): Delete.
10027 (*cmpdi_non_v32): Add M alternative for operand 1.
10028 (cmpsi, cmp<mode>): Make private.
10029 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10031 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10033 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10034 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10035 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10036 (cc_reg_operand): New.
10037 (any_cond): Delete.
10038 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10039 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10040 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10041 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10042 crx_expand_scond): Delete.
10044 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10046 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10047 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10049 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10050 cstoresi4, cstoresf4, cstoredf4): New.
10051 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10052 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10053 Receive the entire operands array.
10054 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10055 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10056 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10057 Get test/op0/op1 from the operands array.
10058 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10060 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10061 (h8300_expand_store): New.
10062 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10064 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10065 (h8300_expand_store): New.
10066 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10067 or do not try to produce (set (cc0) REG).
10068 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10069 change a compare into a move to a scratch register. Disable some
10070 peepholes when comparing with zero.
10071 (tstsi, tsthi, tstsi, cmpqi): Make private.
10073 (bCC, sCC): Delete.
10074 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10077 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10078 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10079 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10080 (ix86_emit_i387_log1p): Use cbranchxf2.
10081 (ix86_expand_setcc): Return void.
10082 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10083 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10084 cmp<MODEF>, cmpcc): Remove.
10085 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10086 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10087 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10088 (sCC and bCC expanders): Remove.
10089 (stack_protect_test): Use cbranchcc4.
10091 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10093 (ia64_expand_compare): Accept three rtx by reference and return void.
10094 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10095 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10096 from *expr. Update *expr with the BImode comparison to do.
10097 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10098 cmptf, bCC, sCC, conditional_trap): Delete.
10099 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10100 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10101 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10102 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10103 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10105 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10106 type of last argument.
10107 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10108 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10109 use machine mode argument instead of branch_type. Remove dead
10110 code for floating-point comparisons.
10111 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10112 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10114 (cbranchsi4, cstoresi4): New.
10115 * config/iq2000/predicates.md (reg_or_const_operand): New.
10117 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10118 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10119 (b<code>_op): Rewrite to...
10120 (bcc_op): ... this, using match_operator.
10121 (s<code>_op): Rewrite to...
10122 (scc_op): ... this, using match_operator.
10123 (s<code>_24_op): Rewrite to...
10124 (scc_op_24): ... this, using match_operator.
10125 (s<code>_<mode>): Rewrite to...
10126 (cstore<mode>4): ... this, using match_operator.
10127 (s<code>_<mode>_24): Rewrite to...
10128 (cstore<mode>4_24): ... this, using match_operator.
10129 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10130 m32c_unpend_compare, m32c_expand_scc): Delete.
10131 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10132 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10133 (m32c_expand_movcc): Change NE to EQ if necessary.
10134 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10136 * config/m32r/m32r-protos.h (gen_cond_store): New.
10137 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10138 (gen_cond_store): New, from sCC patterns.
10139 (m32r_expand_block_move): Use cbranchsi4.
10140 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10141 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10142 (cbranchsi4, cstoresi4): New.
10144 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10146 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10147 (m68hc11_notice_update_cc): Look into a compare with 0.
10148 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10150 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10151 cmphi, cmpqi, bCC): Delete.
10152 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10153 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10154 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10157 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10158 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10159 * config/m68k/constraints.md (H): New.
10160 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10161 the define_insn below.
10162 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10163 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10164 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10165 patterns): Wrap RHS with COMPARE.
10166 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10167 (*cmpdi_internal): Name this pattern.
10168 (cmpdi): Change to define_insn.
10169 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10170 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10171 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10173 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10174 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10175 (conditional_trap): Change to...
10176 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10177 (*conditional_trap): Use the ordered_comparison_operator and
10178 const1_operand predicates.
10179 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10180 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10181 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10182 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10184 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10185 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10186 (mcore_gen_compare): New.
10187 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10188 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10189 (mcore_gen_compare): ... this.
10190 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10191 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10192 (stack probe pattern): Use cbranchsi4.
10194 * config/mips/predicates.md (mips_cstore_operator): New.
10195 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10196 * config/mips/mips.md (any_cond): Delete.
10197 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10199 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10200 fixuns_truncsfdi2): Use cbranch patterns.
10201 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10202 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10203 Adjust call to mips_expand_conditional_branch.
10204 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10206 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10207 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10208 * config/mips/mips.c (cmp_operands): Delete.
10209 (mips_emit_compare): Get comparison operands from *op0/*op1.
10210 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10211 that it succeeds. Use op0/op1 instead of cmp_operands.
10212 (mips_expand_conditional_branch, mips_expand_conditional_move,
10213 mips_expand_conditional_trap): Likewise.
10214 (mips_block_move_loop): Use cbranch patterns.
10215 * config/mips/mips.h (cmp_operands): Delete.
10217 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10218 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10219 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10220 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10221 (*cmpcc_folded): Rename to...
10222 (*cmpdi_folded): this.
10223 (*cmpcc): Rename to...
10225 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10228 (cbranchdf4): New. Handle invalid comparisons here.
10229 * config/mmix/predicates.md (float_comparison_operator): New.
10231 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10232 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10233 * config/mn10300/mn10300.md (tst): Delete.
10234 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10235 Name these patterns and wrap RHS in a compare.
10236 (*cmpsi): Make this pattern private. Include tst.
10237 (*cmpsf): Make this pattern private.
10238 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10239 (compare with zero peepholes): Likewise.
10241 (cbranchsi4, cbranchsf4): New.
10242 (casesi): Use cbranchsi4.
10244 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10245 hppa_branch_type): Delete.
10246 (return_addr_rtx): Use cbranchsi4.
10247 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10248 Emit CCFPmode comparison here.
10249 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10250 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10251 hppa_branch_type): Delete.
10252 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10253 (movsicc, movdicc): Remove references to hppa_compare_op0,
10254 hppa_compare_op1 and compare_from_rtx.
10255 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10256 (casesi): Use cbranchsi4.
10258 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10259 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10260 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10261 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10262 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10264 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10265 (*branch, *branch_inverted): New.
10267 * config/picochip/picochip.md (cbranchhi4): Use
10268 ordered_comparison_operator.
10269 (cmphi, bCC): Remove.
10271 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10272 (trap_comparison_operator): Delete.
10273 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10274 rs6000_emit_cbranch): Accept mode and operands.
10275 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10276 rs6000_compare_fp_p): Delete.
10277 (rs6000_generate_compare): Accept mode and comparison. Extract code
10278 and op0/op1 from there. Replace references to rs6000_compare_op0
10279 and rs6000_compare_op1.
10280 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10281 extract result from passed operands.
10282 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10283 extract loc from passed operands.
10284 (rs6000_emit_cmove): Likewise.
10285 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10286 rs6000_compare_fp_p): Delete.
10287 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10288 (cbranch<GPR>4, cbranch<FP>4): New.
10289 (cstore<mode>4): New. Consolidate here all choices about when to use
10290 portable or specialized sCC sequences.
10291 (stack_protect_test): Use cbranchsi4.
10292 (conditional_trap): Replace with ctrap<GPR>4.
10293 (conditional trap insn): Replace trap_comparison_operator with
10294 ordered_comparison_operator.
10296 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10297 (s390_emit_prologue): Use ctrap.
10298 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10299 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10300 New predicates replacing...
10301 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10302 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10303 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10304 (add<mode>cc): Do not use s390_compare_op0/op1.
10305 (s<code>): Change to...
10306 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10307 (seq): Change to...
10308 (cstorecc4): ... this. Handle EQ or NE equally.
10309 (*sne): Un-privatize for use in cstorecc4.
10310 (b<code>): Change to...
10311 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10312 (conditional_trap): Replace with...
10313 (ctrap<GPR>4, ctrap<FP>4): ... these.
10314 (stack_protect): Use cbranchcc4.
10316 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10317 * config/score/score-protos.h (score_gen_cmp): Delete.
10318 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10319 (score_block_move-loop): Use cbranchsi4.
10320 * config/score/score.md (cbranchsi4): New.
10321 (cmpsi, bCC): Delete.
10322 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10323 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10324 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10325 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10326 * config/score/score3.h (score3_gen_cmp): Delete.
10327 * config/score/score7.h (score7_gen_cmp): Delete.
10329 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10330 (sh_emit_scc_to_t): ... this. Return void.
10331 (from_compare): Rename to...
10332 (sh_emit_compare_and_branch): ... this.
10333 (sh_emit_compare_and_set): New.
10334 (sh_expand_t_scc): Accept operands.
10335 * config/sh/predicates.md (sh_float_comparison_operator): New.
10336 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10337 (prepare_scc_operands): Rename to...
10338 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10340 (sh_emit_cheap_store_flag): New.
10341 (sh_emit_set_t_insn): New.
10342 (from_compare): Rename to...
10343 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10344 handling of TARGET_SH2E floating point to avoid recursive call.
10345 Generate branch here.
10346 (sh_emit_compare_and_set): New.
10347 (sh_expand_t_scc): Get op0/op1 from arguments.
10348 (sh_emit_cheap_store_flag): New.
10349 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10351 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10352 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10353 (movsicc, movdicc): Do nothing when it recreated operands from
10354 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10355 prepare_scc_operands (now sh_emit_scc_to_t).
10356 (udivdi3): Use cstoresi4.
10357 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10358 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10359 (cbranchint4_media, cbranchfp4_media): New.
10360 (casesi): Use cbranchdi4.
10361 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10363 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10364 (movnegt): Remove second operand.
10365 (cbranchsf4, cbranchdf4): New.
10366 (stack_protect): Use cbranchdi4/cbranchsi4.
10368 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10369 (gen_compare_reg): Accept comparison, extract part of it to...
10370 (gen_compare_reg_1): ... this.
10371 (gen_compare_operator): Delete.
10372 (gen_v9_scc): Accept separate destination, comparison code and arms.
10373 Do not use sparc_compare_op0/sparc_compare_op1.
10374 (emit_scc_insn, emit_conditional_branch_insn): New.
10375 (emit_v9_brxx): Make static. Remove useless assertion.
10376 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10378 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10379 * config/sparc/sparc-protos.h (gen_compare_reg,
10380 sparc_emit_float_lib_cmp): Adjust prototype.
10381 (emit_scc_insn, emit_conditional_branch_insn): New.
10382 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10383 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10384 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10385 iterators to the top.
10386 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10387 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10388 snedi_special_trunc): Delete.
10389 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10390 and snedi_special_trunc.
10391 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10392 cbranchdi4, cbranch<F:mode>4): New.
10393 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10394 here. Use gen_compare_reg instead of gen_compare_operator.
10395 (conditional_trap): Replace with...
10396 (ctrapsi4, ctrapdi4): ... this.
10397 (stack_protect_test): Use cbranchcc4.
10399 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10401 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10402 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10403 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10404 from operands[0] or operands[3] depending on is_set.
10405 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10406 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10407 cmpdf, bCC), sCC: Remove.
10408 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10409 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10411 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10412 spu_emit_branch_or_set.
10414 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10416 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10417 xstormy16_compare_op1): Delete.
10418 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10419 xstormy16_compare_op1): Delete.
10420 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10422 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10423 (cmphi, cmpsi, bCC): Remove.
10425 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10426 (*cmpsi): ... this one.
10427 (cbranchsi4, cstoresi4): New.
10428 (bCC expanders): Delete.
10429 (sCC insns): Fold into...
10430 (*setcc): ... this one.
10431 (casesi): Do not use gen_cmpsi and gen_bgtu.
10432 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10433 (movsicc): Simplify.
10434 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10436 * config/vax/vax-protos.h (cond_name): New.
10437 (vax_output_conditional_branch): Remove.
10438 * config/vax/vax.c (cond_name): New.
10439 (vax_output_conditional_branch): Remove.
10440 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10441 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10442 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10443 (bit<VAXint>): Wrap source with (compare).
10444 (b<code> and following unnamed pattern): Rename to *branch and
10445 *branch_reversed. Change macroization to match_operator.
10446 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10448 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10449 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10450 Change last argument to machine_mode.
10451 (xtensa_expand_scc): Add machine_mode argument.
10452 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10453 (gen_conditional_move, xtensa_expand_conditional_branch,
10454 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10455 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10456 Adjust operand numbers.
10457 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10459 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10460 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10461 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10463 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10465 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10466 causes spurious differences between trunk and cond-optab branch.
10468 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10471 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10473 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10475 * tree.c (iterative_hash_pointer): Delete.
10476 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10477 Hash UIDs and versions of SSA names. Don't special-case built-in
10478 function declarations.
10480 2009-05-11 Ian Lance Taylor <iant@google.com>
10483 * graphite.c: Force -Wc++-compat to only be a warning before
10484 #including "cloog/cloog.h".
10486 2009-05-11 Martin Jambor <mjambor@suse.cz>
10488 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10490 2009-05-11 Jan Hubicka <jh@suse.cz>
10492 * tree-ssa-loop-ivcanon.c: Include target.h
10493 (struct loop_size): new structure.
10494 (constant_after_peeling): New predicate.
10495 (tree_estimate_loop_size): New function.
10496 (estimated_unrolled_size): Rewrite for new estimates.
10497 (try_unroll_loop_completely): Use new estimates.
10498 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10500 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10502 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10503 libcpp interface change.
10504 (spu_macro_to_expand): Likewise.
10506 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10508 PR tree-optimization/40026
10509 * gimplify.c (gimplify_init_constructor): Change initial conditional
10510 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10511 optimize_compound_literals_in_ctor.
10513 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10515 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10517 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10519 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10521 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10522 HOST_WIDE_INT for gap.
10524 2009-05-11 Ira Rosen <irar@il.ibm.com>
10526 PR tree-optimization/40074
10527 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10528 account in group size and step comparison.
10530 2009-05-11 Richard Guenther <rguenther@suse.de>
10532 * passes.c (init_optimization_passes): Strip now incorrect comment.
10533 (execute_function_todo): Do not set PROP_alias.
10534 * tree-pass.h (PROP_alias): Remove.
10535 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10536 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10537 * tree-nrv.c (pass_return_slot): Likewise.
10538 * tree-object-size.c (pass_object_sizes): Likewise.
10539 * tree-ssa-dom.c (pass_dominator): Likewise.
10540 (pass_phi_only_cprop): Likewise.
10541 * tree-ssa-dse.c (pass_dse): Likewise.
10542 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10543 (pass_cselim): Likewise.
10544 * tree-ssa-pre.c (pass_pre): Likewise.
10545 (pass_fre): Likewise.
10546 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10547 * tree-ssa-sink.c (pass_sink_code): Likewise.
10548 * tree-stdarg.c (pass_stdarg): Likewise.
10549 * tree-tailcall.c (pass_tail_calls): Likewise.
10550 * tree-vrp.c (pass_vrp): Likewise.
10552 2009-05-10 Ian Lance Taylor <iant@google.com>
10554 * basic-block.h (enum profile_status): Break out of struct
10555 control_flow_graph.
10556 * cgraph.h (struct inline_summary): Break out of struct
10558 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10559 of struct cgraph_order_sort.
10560 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10561 * cse.c (struct branch_path): Break out of struct
10562 cse_basic_block_data.
10563 * except.h (enum eh_region_type): Break out of struct eh_region.
10564 * gcc.c (enum add_del): Break out of struct modify_target.
10565 * genrecog.c (enum decision_type): Break out of struct decision_test.
10566 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10568 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10569 * regmove.c (enum match_use): New enum, broken out of struct match.
10570 * sched-int.h (enum post_call_group): New enum, broken out of
10572 (struct deps_reg): Break out of struct deps.
10573 * target.h (struct asm_int_op): Break out of struct gcc_target.
10574 * tree-eh.c (struct goto_queue_node): Break out of struct
10576 * tree-inline.h (enum copy_body_cge_which): Break out of
10578 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10580 * c-decl.c (in_struct, struct_types): New static variables.
10581 (pushtag): Add loc parameter. Change all callers.
10582 (lookup_tag): Add ploc parameter. Change all callers.
10583 (check_compound_literal_type): New function.
10584 (parser_xref_tag): Add loc parameter. Change all callers. If
10585 -Wc++-compat, warn about struct/union/enum types defined within a
10587 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10588 and loc parameters. Change all callers. Change error calls to
10589 error_at, using loc. For a redefinition, if the location of the
10590 original definition is known, report it. Set in_struct and
10591 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10592 (finish_struct): Add new parameters enclosing_in_struct and
10593 enclosing_struct_types. Change all callers. Set
10594 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10595 in the struct. If in a struct, add this struct to struct_types.
10596 (start_enum): Add loc parameter. Change all callers. Use
10597 error_at for errors, using loc. For a redefinition, if the
10598 location of the original definition is known, report it. If in a
10599 struct, add this enum type to struct_types. If -Wc++-compat warn
10600 if in sizeof, typeof, or alignof.
10601 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10602 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10603 (c_parser_enum_specifier): Get enum location for start_enum.
10604 (c_parser_struct_or_union_specifier): Get struct location for
10605 start_struct. Save in_struct and struct_types status between
10606 start_struct and finish_struct.
10607 (c_parser_cast_expression): Get location of cast.
10608 (c_parser_alignof_expression): Get location of type.
10609 (c_parser_postfix_expression): Likewise.
10610 (c_parser_postfix_expression_after_paren_type): Add type_loc
10611 parameter. Change all callers. Call check_compound_literal_type.
10612 Use type_loc for error about variable size type.
10613 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10614 of an enum constant from an enum type defined in a struct or union.
10615 (c_cast_expr): Add loc parameter. Change all callers. If
10616 -Wc++-compat, warn about defining a type in a cast.
10617 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10618 (start_enum, start_struct, finish_struct): Update declarations.
10619 (parser_xref_tag, c_cast_expr): Update declarations.
10620 (check_compound_literal_type): Declare.
10622 2009-05-11 Ben Elliston <bje@au.ibm.com>
10624 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10625 for recent libcpp interface change.
10626 (rs6000_macro_to_expand): Likewise.
10628 2009-05-10 Michael Matz <matz@suse.de>
10631 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10632 not at entry of function.
10634 2009-05-10 Richard Guenther <rguenther@suse.de>
10636 PR tree-optimization/40081
10638 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10639 using the main variant of the element type. Do not fiddle with
10640 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10642 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10643 structs with volatile fields.
10645 2009-05-10 Jan Hubicka <jh@suse.cz>
10647 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10648 (estimate_move_cost): Assert that it does not get called for
10650 (estimate_num_insns): Skip VOID types in argument handling.
10651 (optimize_inline_calls): Delete unreachable blocks and verify that
10652 callgraph is valid.
10654 2009-05-10 Jan Hubicka <jh@suse.cz>
10656 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10657 * cgraph.c (cgraph_mark_address_taken_node): New function.
10658 (dump_cgraph_node): Dump new flag.
10659 * cgraph.h (struct cgraph_node): Add address_taken.
10660 (cgraph_mark_address_taken_node): New function.
10661 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10662 since new direct calls can be born.
10664 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10666 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10667 tok->val.node.node.
10669 2009-05-10 Jan Hubicka <jh@suse.cz>
10671 PR middle-end/40084
10672 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10674 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10675 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10676 * tree-inline.c (copy_bb): Set frequency correctly.
10677 (fold_marked_statements): Update call to
10678 cgraph_update_edges_for_call_stmt.
10680 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10682 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10683 identifiers in diagnostics.
10684 * config/arm/arm.c (arm_handle_fndecl_attribute,
10685 arm_handle_isr_attribute): Likewise.
10686 * config/avr/avr.c (avr_handle_progmem_attribute,
10687 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10688 * config/bfin/bfin.c (handle_int_attribute,
10689 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10690 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10691 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10693 * config/darwin.c (darwin_handle_kext_attribute,
10694 darwin_handle_weak_import_attribute): Likewise.
10695 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10696 h8300_handle_eightbit_data_attribute,
10697 h8300_handle_tiny_data_attribute): Likewise.
10698 * config/i386/i386.c (ix86_handle_cconv_attribute,
10699 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10700 * config/i386/winnt.c (ix86_handle_shared_attribute,
10701 ix86_handle_selectany_attribute): Likewise.
10702 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10703 * config/m32c/m32c.c (function_vector_handler): Likewise.
10704 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10705 m68hc11_handle_fntype_attribute): Likewise.
10706 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10707 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10708 * config/mips/mips.c (mips_insert_attributes,
10709 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10710 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10711 rs6000_handle_struct_attribute): Likewise.
10712 * config/sh/sh.c (sh_insert_attributes,
10713 sh_handle_resbank_handler_attribute,
10714 sh_handle_interrupt_handler_attribute,
10715 sh2a_handle_function_vector_handler_attribute,
10716 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10718 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10719 * config/spu/spu.c (spu_handle_fndecl_attribute,
10720 spu_handle_vector_attribute): Likewise.
10721 * config/stormy16/stormy16.c
10722 (xstormy16_handle_interrupt_attribute): Likewise.
10723 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10724 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10726 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10728 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10729 (pp_translate_identifiers): New.
10730 (pp_identifier): Only conditionally translate identifier to locale
10732 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10733 (pp_base_tree_identifier): Only conditionally translate identifier
10734 to locale character set.
10735 * c-pretty-print.c (M_): Define.
10736 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10737 fragments for conditional translation with M_.
10738 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10739 identifier translation.
10741 2009-05-10 Richard Guenther <rguenther@suse.de>
10743 PR tree-optimization/40081
10744 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10745 using the main variant of the element type. Do not fiddle with
10746 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10748 2009-05-09 Jan Hubicka <jh@suse.cz>
10750 PR middle-end/40080
10751 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10752 indirect calls; verify cgraph afterwards.
10754 2009-05-09 Jan Hubicka <jh@suse.cz>
10757 * ipa.c (update_inlined_to_pointer): New function.
10758 (cgraph_remove_unreachable_nodes): Use it.
10760 2009-05-09 Jan Hubicka <jh@suse.cz>
10762 * tree-eh.c (struct leh_state): Remove prev_try.
10763 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10764 not track prev_try.
10765 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10766 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10767 remove_eh_handler_and_replace, foreach_reachable_handler,
10768 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10769 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10770 (gen_eh_region_cleanup): Update prototype.
10772 2009-05-09 Jan Hubicka <jh@suse.cz>
10774 PR middle-end/40043
10775 * except.c (copy_eh_region): Always set prev_try.
10776 (redirect_eh_edge_to_label): Find outer try.
10777 (foreach_reachable_handler): When looking for prev try
10778 handle case where previous try is not going to be taken.
10780 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10782 PR tree-optimization/40049
10783 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10784 only vector/vector shifts, convert the type of the constant to the
10785 appropriate type to avoid building incorrect trees, which
10786 eventually have problems with garbage collection.
10788 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10790 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10791 -1 for complex floating-point types if honoring signed zeros.
10793 2009-05-08 Jan Hubicka <jh@suse.cz>
10795 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10796 argument; handle correctly when profile is absent.
10797 (build_cgraph_edges): Update.
10798 (rebuild_cgraph_edges): Update.
10799 * cgraph.c: Do not include varray.h.
10800 (cgraph_set_call_stmt_including_clones): New function.
10801 (cgraph_create_edge_including_clones): Likewise
10802 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10803 (cgraph_update_edges_for_call_stmt): Handle clones.
10804 (cgraph_remove_node): Handle clone tree.
10805 (cgraph_remove_node_and_inline_clones): New function.
10806 (dump_cgraph_node): Dump clone tree.
10807 (cgraph_clone_node): Handle clone tree.
10808 (clone_function_name): Bring here from tree-inline.c.
10809 (cgraph_create_virtual_clone): New function.
10810 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10811 (cgraph_clone_info): New function.
10812 (strut cgraph_node): Add clone_info and new clone tree pointers.
10813 (cgraph_remove_node_and_inline_clones,
10814 cgraph_set_call_stmt_including_clones,
10815 cgraph_create_edge_including_clones,
10816 cgraph_create_virtual_clone): Declare.
10817 (cgraph_function_versioning): Use VEC argument.
10818 (compute_call_stmt_bb_frequency): Update prototype.
10819 (cgraph_materialize_all_clones): New function.
10820 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10821 (ipcp_create_replace_map): Update to VECtors.
10822 (ipcp_update_callgraph): Use virtual clones.
10823 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10824 (ipcp_update_profiling): Do not update local profiling.
10825 (ipcp_insert_stage): Use VECtors and virtual clones.
10826 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10827 (clone_of_p): New function.
10828 (cgraph_preserve_function_body_p): Use clone tree.
10829 (cgraph_optimize): Materialize clones.
10830 (cgraph_function_versioning): Update for VECtors.
10831 (save_inline_function_body): Use clone tree.
10832 (cgraph_materialize_clone): New function.
10833 (cgraph_materialize_all_clones): Likewise.
10834 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10835 * ipa.c: Include gimple.h.
10836 (cgraph_remove_unreachable_nodes): Use clone tree.
10837 * ipa-prop.c (ipa_note_param_call): Update call to
10838 compute_call_stmt_bb_frequencycall.
10839 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10840 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10841 (copy_bb): Handle updating of clone tree; add new edge when new call
10843 (expand_call_inline): Be strict about every call having edge.
10844 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10845 (delete_unreachable_blocks_update_callgraph): New function.
10846 (tree_function_versioning): Use VECtors; always remove unreachable
10847 blocks and fold conditionals.
10848 * tree-inline.h: Do not include varray.h.
10849 (tree_function_versioning): Remove.
10850 * Makefile.in (GTFILES): Remove tree-inline.c
10851 * passes.c (do_per_function): Do only functions having body.
10852 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10855 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10856 Andrew Morrow <acm@google.com>
10859 * c-common.c (c_common_attribute_table): Permit deprecated
10860 attribute to take an optional argument.
10861 (handle_deprecated_attribute): If the optional argument to
10862 __attribute__((deprecated)) is not a string ignore the attribute
10863 and emit a warning.
10865 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10866 * c-typeck.c (build_component_ref): Likewise.
10867 (build_external_ref): Likewise.
10869 * toplev.c (warn_deprecated_use): Add an attribute argument.
10870 Emit the message associated with __attribute__((deprecated)).
10872 * toplev.h (warn_deprecated_use): Updated.
10874 * doc/extend.texi: Document new optional parameter to
10875 __attribute__((deprecated))
10877 2009-05-08 Michael Eager <eager@eagercon.com>
10879 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10880 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10882 2009-05-08 Richard Guenther <rguenther@suse.de>
10884 PR tree-optimization/40062
10885 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10886 Avoid exponential behavior.
10888 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10890 PR rtl-optimization/33928
10892 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10893 process_uses, build_single_def_use_links): New.
10894 (update_df): Update use_def_ref.
10895 (forward_propagate_into): Use get_def_for_use instead of use-def
10897 (fwprop_init): Call build_single_def_use_links and let it initialize
10899 (fwprop_done): Free use_def_ref.
10900 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10901 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10902 df_rd_simulate_one_insn): New.
10903 (df_rd_bb_local_compute_process_def): Update head comment.
10904 (df_chain_create_bb): Use the new RD simulation functions.
10905 * df.h (df_rd_simulate_artificial_defs_at_top,
10906 df_rd_simulate_one_insn): New.
10907 * opts.c (decode_options): Enable fwprop at -O1.
10908 * doc/invoke.texi (-fforward-propagate): Document this.
10910 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10913 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10914 and one complex operand specially.
10915 * tree-complex.c (some_nonzerop): Do not identify a real value as
10916 zero if flag_signed_zeros.
10918 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10920 PR rtl-optimization/33928
10921 * loop-invariant.c (record_use): Fix && vs. || mishap.
10923 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10925 PR rtl-optimization/33928
10926 * loop-invariant.c (struct use): Add addr_use_p.
10927 (struct def): Add n_addr_uses.
10928 (struct invariant): Add cheap_address.
10929 (create_new_invariant): Set cheap_address.
10930 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10931 (record_uses): Pass df_ref to record_use.
10932 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10935 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10937 * config/sh/sh.c: Do not include c-pragma.h.
10939 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10941 * config/spu/spu.c: Remove include of c-common.h.
10943 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10946 * c-common.h (mark_valid_location_for_stdc_pragma,
10947 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10948 clear_float_const_decimal64, float_const_decimal64_p): New.
10949 * c.opt (Wunsuffixed-float-constants): New.
10950 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10951 unsuffixed float constant, handle new warning.
10952 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10953 * c-decl.c (c_scope): New flag float_const_decimal64.
10954 (set_float_const_decimal64, clear_float_const_decimal64,
10955 float_const_decimal64_p): New.
10956 (push_scope): Set new flag.
10957 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10958 to use STDC pragmas.
10959 (c_parser_external_declaration): Ditto.
10960 (c_parser_compound_statement_nostart): Ditto.
10961 * c-pragma.c (valid_location_for_stdc_pragma,
10962 mark_valid_location_for_stdc_pragma,
10963 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10964 handle_pragma_float_const_decimal64): New.
10965 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10966 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10967 set_float_const_decimal64, clear_float_const_decimal64,
10968 float_const_decimal64_p): New dummy functions.
10969 * doc/extend.texi (Decimal Float): Remove statement that the
10970 pragma, and suffix for double constants, are not supported.
10971 * doc/invoke.texi (Warning Options): List new option.
10972 (-Wunsuffixed-float-constants): New.
10974 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10976 * config/i386/i386.c: Do not include c-common.h.
10978 2009-05-07 Mark Heffernan <meheff@google.com>
10980 * doc/invoke.texi (Debugging Options): Document change of debugging
10982 * opts.c (decode_options): Make dump_base_name relative to
10983 aux_base_name directory.
10985 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10987 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10988 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10990 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10992 * Makefile.in (install-plugin): Simplify a bit.
10994 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10996 * Makefile.in (OBJS-common): Add regcprop.o.
10998 * timevar.def (TV_CPROP_REGISTERS): New.
10999 * regrename.c (regrename_optimize): Return 0.
11000 (rest_of_handle_regrename): Delete.
11001 (pass_rename_registers): Point to regrename_optimize.
11002 (struct value_data_entry, struct value_data,
11003 kill_value_one_regno, kill_value_regno, kill_value,
11004 set_value_regno, init_value_data, kill_clobbered_value,
11005 kill_set_value, kill_autoinc_value, copy_value,
11006 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11007 replace_oldest_value_reg, replace_oldest_value_addr,
11008 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11009 debug_value_data, validate_value_data): Move...
11010 * regcprop.c: ... here.
11011 (rest_of_handle_cprop): Delete.
11012 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11014 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11016 PR middle-end/40057
11017 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11018 GEN_INT for 1 << bitnum.
11019 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11020 build_int_cst_type.
11022 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11024 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11025 Remove wrong description of "nand" operation.
11027 2009-05-06 Richard Guenther <rguenther@suse.de>
11028 Adam Nemet <anemet@caviumnetworks.com>
11030 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11031 comment. Add that if LHS is not a gimple register, then RHS1 has
11032 to be a single object (GIMPLE_SINGLE_RHS).
11034 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11036 * expr.c (get_def_for_expr): Move it up in the file.
11037 (store_field): When expanding a bit-field store, look at the
11038 defining gimple stmt for the masking conversion.
11040 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11042 PR middle-end/39986
11043 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11044 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11045 32-bit memcpy into long.
11047 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11049 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11050 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11052 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11053 instead of appending DW_OP_deref*.
11055 2009-05-06 Michael Matz <matz@suse.de>
11057 PR middle-end/40021
11058 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11059 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11061 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11063 * Makefile.in (install-plugin): Fix srcdir handling.
11065 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11067 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11068 when processing for not_regs_needed bitmap.
11069 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11070 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11071 handling it for rhs.
11073 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11075 * config/i386/i386.md (unnamed inc/dec peephole): Use
11076 optimize_insn_for_size_p instead of optimize_size.
11077 * config/i386/predicates.md (incdec_operand): Likewise.
11078 (aligned_operand): Likewise.
11079 * config/i386/sse.md (divv8sf3): Likewise.
11080 (sqrtv8sf2): Likewise.
11082 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11084 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11086 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11088 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11090 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11091 ssemodesuffixf2c with avxmodesuffixf2c.
11093 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11096 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11098 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11100 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11101 (struct tree_base): Adjust spacing for 8 bit boundaries.
11102 (struct tree_decl_common): Add decl_by_reference_flag bit.
11103 (DECL_BY_REFERENCE): Adjust.
11104 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11105 print DECL_BY_REFERENCE bit.
11106 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11107 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11108 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11109 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11112 PR middle-end/39666
11113 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11114 range of the type, but default label is missing, add it with one
11115 of the existing labels instead of adding a new label for it.
11117 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11121 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11123 * Makefile.in (enable_plugin, plugin_includedir): New.
11124 (install): Depend on install-plugin.
11125 (PLUGIN_HEADERS): New.
11126 (install-plugin): New.
11127 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11129 2009-05-05 Richard Guenther <rguenther@suse.de>
11131 PR tree-optimization/40022
11132 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11134 (phivn_valid_p): Fix tuplification error, simplify.
11135 (phiprop_insert_phi): Add dumps.
11136 (propagate_with_phi): Simplify.
11138 2009-05-05 Richard Guenther <rguenther@suse.de>
11140 PR middle-end/40023
11141 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11143 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11145 * tree.h (strip_float_extensions): Remove duplicate declaration.
11146 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11147 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11148 block_ultimate_origin): Rearrange the declarations line to match the
11149 comment that indicates the .c file which the functions are defined.
11150 (dwarf2out_*, set_decl_rtl): Add comment.
11151 (get_base_address): Adjust comment.
11152 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11153 declarations line and add comment.
11154 (is_builtin_name): Add blank after function name, for clarity.
11156 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11158 * attribs.c (decl_attributes): Use %qE for identifiers in
11160 * cgraphunit.c (verify_cgraph_node): Translate function names to
11161 locale character set in diagnostics.
11162 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11164 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11165 Document that functions are named in UTF-8.
11166 * expr.c (expand_expr_real_1): Translate function names to locale
11167 character set in diagnostics.
11168 * gimplify.c (omp_notice_variable, omp_is_private,
11169 gimplify_scan_omp_clauses): Use %qE for identifiers in
11171 * langhooks.c (lhd_print_error_function): Translate function names
11172 to locale character set.
11173 * langhooks.h (decl_printable_name): Document that return value is
11174 in internal character set.
11175 * stmt.c: Include pretty-print.h
11176 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11178 (resolve_operand_name_1): Translate named operand name to locale
11180 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11182 * toplev.c (announce_function): Translate function names to locale
11184 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11185 (default_tree_printer): Use pp_identifier or translate identifiers
11186 to locale character set. Mark "<anonymous>" for translation.
11187 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11188 for identifiers in diagnostics.
11189 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11191 * varasm.c (output_constructor): Use %qE for identifiers in
11194 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11196 * configure.ac: use ` ` instead of $()
11197 * configure: Regenerate.
11199 2009-05-05 Ben Elliston <bje@au.ibm.com>
11201 * config/pa/linux-atomic.c: Eliminate conditional include of
11202 errno.h on non-LP64 systems to simplify build requirements.
11204 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11206 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11208 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11209 and pass value to identifier_to_locale.
11210 (warn_variable_length_array): Make name a tree.
11211 (grokdeclarator): Separate diagnostic texts for named and unnamed
11212 declarators. Use %qE for named declarators.
11213 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11215 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11216 identifiers in diagnostics.
11217 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11218 identifier_to_locale. Mark "anonymous" strings for translation.
11220 2009-05-04 Michael Eager <eager@eagercon.com>
11222 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11223 address for DImode/DFmode only if double-precision FP regs.
11225 2009-05-04 Michael Eager <eager@eagercon.com>
11227 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11228 TARGET_SINGLE_FLOAT check.
11230 2009-05-04 Michael Eager <eager@eagercon.com>
11232 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11234 2009-05-04 Michael Eager <eager@eagercon.com>
11236 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11237 * config/rs6000/t-xilinx: New
11239 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11241 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11242 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11243 * gcc/explow.c (memory_address): Use target hook.
11244 * gcc/targhooks.c (default_legitimize_address): New.
11245 * gcc/targhooks.h (default_legitimize_address): New.
11246 * gcc/target.h (legitimize_address): New.
11247 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11248 (TARGET_INITIALIZER): Include it.
11249 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11251 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11252 * config/bfin/bfin.c (legitimize_address): Remove.
11253 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11254 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11256 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11257 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11259 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11260 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11261 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11262 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11263 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11264 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11265 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11266 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11267 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11268 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11269 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11270 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11271 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11272 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11273 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11274 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11275 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11276 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11277 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11278 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11279 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11280 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11281 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11283 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11284 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11285 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11286 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11287 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11288 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11289 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11290 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11291 (thumb_legitimize_address): Delete.
11292 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11293 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11294 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11295 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11296 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11297 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11299 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11302 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11303 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11304 * config/m32r/m32r.c (m32r_legitimize_address): New.
11305 * config/m68k/m68k.c (m68k_legitimize_address): New.
11306 * config/score/score.c (score_legitimize_address): Standardize.
11307 * config/score/score3.c (score3_legitimize_address): Standardize.
11308 * config/score/score3.h (score3_legitimize_address): Adjust.
11309 * config/score/score7.c (score7_legitimize_address): Standardize.
11310 * config/score/score7.h (score7_legitimize_address): Adjust.
11311 * config/sh/sh.c (sh_legitimize_address): New.
11312 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11314 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11315 (s390_legitimize_address): ... this.
11316 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11317 (sparc_legitimize_address): ... this.
11318 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11319 (ix86_legitimize_address): ... this.
11320 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11321 (avr_legitimize_address): ... this.
11322 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11323 (mn10300_legitimize_address): ... this.
11324 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11325 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11326 (alpha_expand_mov): Adjust call.
11328 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11329 * config/spu/spu.c (spu_legitimize_address): Likewise.
11330 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11331 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11333 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11335 * intl.c (locale_encoding, locale_utf8): New.
11336 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11337 * intl.h (locale_encoding, locale_utf8): Declare.
11338 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11339 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11341 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11343 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11344 (pp_base_tree_identifier): Declare as function.
11345 (identifier_to_locale): Declare.
11346 * Makefile.in (pretty-print.o): Update dependencies.
11347 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11349 2009-05-04 Richard Guenther <rguenther@suse.de>
11351 PR middle-end/40015
11352 * builtins.c (fold_builtin_memory_op): Do not decay to element
11353 type if the size matches the whole array.
11355 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11357 * expmed.c (synth_mult): When trying out a shift, pass the result
11360 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11362 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11363 (shiftsub1_cost): New.
11364 (init_expmed): Compute shiftsub1_cost.
11365 (synth_mult): Optimize multiplications by constants of the form
11366 -(2^^m-1) for some constant positive integer m.
11368 2009-05-03 Richard Guenther <rguenther@suse.de>
11371 * c-typeck.c (array_to_pointer_conversion): Do not built
11372 ADDR_EXPRs of arrays of pointer-to-element type.
11373 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11374 up wrong ADDR_EXPRs after-the-fact.
11375 * c-common.c (strict_aliasing_warning): Strip pointer
11376 conversions for obtaining the original type.
11377 * builtins.c (fold_builtin_memset): Handle array types.
11378 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11381 2009-05-03 Richard Guenther <rguenther@suse.de>
11383 PR middle-end/23329
11384 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11385 Do not lose casts from array types with unknown extent to array
11386 types with known extent.
11387 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11388 alias set compatibility.
11390 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11392 * flags.h (extra_warnings): Delete.
11393 * toplev.c (process_options): Handle Wuninitialized here.
11394 * opts.c (extra_warnings): Delete.
11395 (set_Wextra): Delete.
11396 (common_handle_option): -Wextra can be handled automatically.
11397 * c-opts.c (c_common_handle_option): Delete obsolete code.
11398 (c_common_post_options): Simplify comment.
11399 * common.opt (W): Add Var.
11401 (Wuninitialized): Initialize to -1.
11403 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11404 Richard Guenther <rguenther@suse.de>
11406 * expr.c (get_def_for_expr): New function.
11407 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11408 SSA rather than trees.
11409 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11410 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11412 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11414 * c-common.c (reswords): Add _Imaginary.
11415 * c-common.c (enum rid): Add RID_IMAGINARY.
11417 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11419 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11420 Patch by Richard Guenther.
11422 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11424 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11425 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11426 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11427 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11428 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11429 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11430 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11431 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11432 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11433 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11434 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11435 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11436 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11437 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11438 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11439 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11440 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11441 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11443 2009-05-02 Richard Guenther <rguenther@suse.de>
11445 PR tree-optimization/39940
11446 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11449 2009-05-02 Richard Guenther <rguenther@suse.de>
11451 PR middle-end/40001
11452 * tree-ssa.c (execute_update_addresses_taken): Properly check
11453 if we can mark a variable DECL_GIMPLE_REG_P.
11454 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11455 back to the end of the function.
11456 (is_gimple_reg_type): Remove complex type special casing.
11457 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11460 2009-05-02 Ben Elliston <bje@au.ibm.com>
11462 * doc/collect2.texi (Collect2): Document search path behaviour
11463 when configured with --with-ld.
11465 2009-05-02 Jan Hubicka <jh@suse.cz>
11467 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11468 parameter; update callers.
11469 (coalesce_cost_edge): EH edges are costier because they needs
11470 splitting even if not critical and even more costier when there are
11471 multiple EH predecestors.
11473 2009-05-02 Jan Hubicka <jh@suse.cz>
11475 * except.c (remove_eh_handler_and_replace): Handle updating after
11476 removing TRY blocks.
11478 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11480 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11482 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11484 * varasm.c: Do not include c-pragma.h.
11485 * attribs.c: Do not incude c-common.h.
11487 2009-05-01 Michael Matz <matz@suse.de>
11489 * calls.c (initialize_argument_information): Handle SSA names like
11490 decls with a non MEM_P DECL_RTL.
11492 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11494 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11495 * ipa-utils.c: Likewise.
11496 * ipa-type-escape.c: Likewise.
11497 * cgraphunit.c Do not include c-common.h.
11498 * ipa-pure-const.c: Likewise.
11499 * tree-if-conv.c: Likewise.
11500 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11501 * ipa-struct-reorg.c: Likewise.
11502 * tree-nomudflap.c: Likewise.
11503 * tree-ssa-structalias.c: Likewise.
11505 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11507 * store-motion.c: Many cleanups to make this pass a first-class
11508 citizen instead of an appendix to gcse load motion. Add TODO list
11509 to make this pass faster/cleaner/better.
11511 (struct ls_expr): Post gcse.c-split cleanups.
11512 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11513 "stores" field to "avail_stores".
11514 (pre_ldst_mems): Rename to store_motion_mems.
11515 (pre_ldst_table): Rename to store_motion_mems_table.
11516 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11517 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11518 (ldst_entry): Rename to st_expr_entry, update users.
11519 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11520 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11521 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11523 (first_ls_expr): Rename to first_st_expr, update users.
11524 (next_ls_expr): Rename to next_st_expr, update users.
11525 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11526 fields properly for store motion instead of names inherited from load
11528 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11529 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11532 (ae_kill): Rename to st_kill, update users.
11533 (ae_gen): Rename to st_avloc, update users.
11534 (transp): Rename to st_transp, update users.
11535 (pre_insert_map): Rename to st_insert_map, update users.
11536 (pre_delete_map): Rename to st_delete_map, update users.
11537 (insert_store, build_store_vectors, free_store_memory,
11538 one_store_motion_pass): Update for abovementioned changes.
11540 (gcse_subst_count, gcse_create_count): Remove.
11541 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11542 and "n_stores_created", local variables.
11544 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11547 (regvec, compute_store_table_current_insn): Remove.
11548 (reg_set_info, reg_clear_last_set): Remove.
11549 (compute_store_table): Use DF caches instead of local dataflow
11552 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11554 * c-objc-common.c (c_tree_printer): Print identifiers with
11555 pp_identifier, not pp_string. Mark "({anonymous})" for
11557 * c-pretty-print.c (pp_c_ws_string): New.
11558 (pp_c_cv_qualifier, pp_c_type_specifier,
11559 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11560 pp_c_storage_class_specifier, pp_c_function_specifier,
11561 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11562 pp_c_primary_expression, pp_c_postfix_expression,
11563 pp_c_unary_expression, pp_c_shift_expression,
11564 pp_c_relational_expression, pp_c_equality_expression,
11565 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11566 use pp_string and pp_c_ws_string in place of pp_identifier and
11567 pp_c_identifier for non-identifiers. Mark English strings for
11569 * c-pretty-print.h (pp_c_ws_string): Declare.
11571 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11572 Roland McGrath <roland@redhat.com>
11574 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11575 (ENABLE_LD_BUILDID): New configuration option.
11576 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11577 (LINK_BUILDID_SPEC): New macro.
11578 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11580 * doc/install.texi: Document --enable-linker-build-id option.
11581 * configure: Rebuild.
11582 * config.in: Rebuild.
11584 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11586 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11587 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11588 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11589 MIPS_GP_SAVE_AREA_SIZE.
11590 * config/mips/mips.c (struct mips_frame_info): Update comment
11591 before arg_pointer_offset and hard_frame_pointer_offset.
11592 (mips_compute_frame_info): Update diagram before function: to
11593 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11594 indicate the position of frame_pointer_rtx with -fstack-protector and
11595 to show args_size. Don't allocate cprestore area for leaf functions
11596 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11598 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11600 2009-04-30 Michael Matz <matz@suse.de>
11602 PR tree-optimization/39955
11603 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11605 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11607 * ira.c (setup_cover_and_important_classes): Use safe macro
11608 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11610 * genpreds.c (write_tm_preds_h): Output suitable definition of
11611 REG_CLASS_FOR_CONSTRAINT.
11613 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11615 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11617 * bitmap.c (bitmap_descriptor): Likewise.
11618 * ggc-common.c (loc_descriptor): Likewise.
11619 * varray.c (varray_descriptor): Likewise.
11620 * vec.c (vec_descriptor): Likewise.
11622 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11624 * Makefile.in (dce.o): Add $(EXCEPT_H).
11625 * dce.c: Include except.h and delete redundant vector definitions.
11626 (deletable_insn_p): Return false for non-call insns that can throw
11629 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11631 * gcse.c (ae_gen): Remove.
11632 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11633 and make non-static function to make it available in store-motion.c.
11634 Update call sites with search-and-replace.
11635 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11636 extract_mentioned_regs, extract_mentioned_regs_helper,
11637 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11638 store_killed_in_insn, store_killed_after, store_killed_before,
11639 build_store_vectors, insert_insn_start_basic_block, insert-store,
11640 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11641 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11642 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11643 * store-motion.c: ...new file. Also copy data structures from gcse.c
11644 and clean up to remove parts not used by store motion.
11645 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11646 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11648 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11651 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11652 when optimizing for size.
11654 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11656 * gcse.c (gcse_constant_p): Fix typo in last change.
11658 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11660 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11662 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11664 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11666 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11668 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11669 CONST_HIGH_PART result.
11671 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11673 * config/avr/avr.c (initial_elimination_offset): Rename to
11674 avr_initial_elimination_offset.
11675 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11676 change return type to bool.
11677 (avr_can_eliminate): New function.
11678 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11679 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11680 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11681 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11682 avr_initial_elimination_offset.
11683 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11684 (avr_initial_elimination_offset): Define.
11686 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11687 Steven Bosscher <steven@gcc.gnu.org>
11689 PR rtl-optimization/39938
11690 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11691 * cfgrtl.c: Include insn-attr.h.
11692 (rest_of_pass_free_cfg): New function.
11693 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11694 * resource.c (init_resource_info): Remove call to df_analyze.
11696 2009-04-29 Richard Guenther <rguenther@suse.de>
11699 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11700 allow conversion to signed integers.
11702 2009-04-29 Richard Guenther <rguenther@suse.de>
11704 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11705 shifts of floating point vectors if the shift amount is
11706 a constant multiple of the element size.
11708 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11709 Michael Matz <matz@suse.de>
11711 PR middle-end/39927
11713 * tree-outof-ssa.c (emit_partition_copy): New function.
11714 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11715 insert_part_to_rtx_on_edge): Perform the partition base var
11716 copy using emit_partition_copy.
11717 (insert_value_copy_on_edge): Convert constants to the right mode.
11718 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11719 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11721 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11723 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11724 scan backwards to try to find a constant to initialize it.
11726 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11727 insn before the loop_end instruction, don't look past labels.
11729 2009-04-29 Richard Guenther <rguenther@suse.de>
11731 PR middle-end/39937
11732 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11733 loose type conversions.
11734 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11735 stmts only if there are no uses of its definition.
11737 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11739 * config/bfin/bfin.h (splitting_loops): Declare.
11740 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11741 Reorder bit definitions to be ascending.
11742 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11743 * config/bfin/bfin.c (splitting_loops): New variable.
11744 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11745 (struct loop_info): Remove members INIT and LOOP_INIT.
11746 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11747 the LSETUP sequence. Allow LC to be loaded from any register, but
11748 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11749 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11751 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11752 of reload_completed.
11755 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11757 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11759 * Makefile.in (PLUGIN_VERSION_H): New.
11760 (OBJS-common): Remove plugin-version.o.
11761 (plugin.o): Depend on (PLUGIN_VERSION_H).
11762 (plugin-version.o): Remove.
11763 * configure: Regenerate
11764 * configure.ac: Create plugin-version.h.
11765 * gcc-plugin.h (plugin_gcc_version): Remove.
11766 (plugin_default_version_check): Change signature.
11767 * plugin-version.c: Remove.
11768 * plugin.c: Include plugin-version.h.
11769 (str_plugin_gcc_version_name): Remove.
11770 (try_init_one_plugin): Pass gcc version to plugin_init.
11771 (plugin_default_version_check): Both gcc and plugin versions are now
11774 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11776 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11777 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11778 Remove special case testing for last insn of inner loops. Don't fail
11779 if the loop ends with a jump, emit an extra nop instead.
11781 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11782 DREGS rather than comparing directly. Remove code that tries to
11783 account for latencies.
11785 2009-04-29 Richard Guenther <rguenther@suse.de>
11787 PR tree-optimization/39941
11788 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11789 eliminating an indirect call.
11791 2009-04-29 Richard Guenther <rguenther@suse.de>
11793 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11794 parameter. Allow invariants as base if !require_lvalue.
11795 (verify_gimple_assign_single): Adjust.
11797 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11799 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11800 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11801 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11802 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11803 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11805 * config/bfin/bfin.c (bfin_expand_builtin,
11806 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11808 2009-04-28 Richard Guenther <rguenther@suse.de>
11810 * tree-vect-loop.c (get_initial_def_for_induction): Use
11811 correct types for pointer increment.
11813 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11815 * toplev.c (print_version): Update GMP version string calculation.
11817 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11819 PR rtl-optimization/39938
11820 * resource.c (init_resource_info): Add call to df_analyze.
11822 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11824 * config/alpha/alpha.md (usegp): Cast the result of
11825 alpha_find_lo_sum_using_gp to enum attr_usegp.
11826 * config/alpha/alpha.c (override_options): Remove end-of-structure
11827 marker element from cpu_table. Use array size of cpu_table to handle
11828 -mcpu and -mtune options.
11829 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11831 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11833 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11834 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11835 tune_32 and tune_64.
11836 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11837 support on PowerPC.
11838 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11839 * config/rs6000/option-defaults.h: ... here. New file.
11840 (OPT_64, OPT_32): Define.
11841 (MASK_64BIT): Define to 0 if not already defined.
11842 (OPT_ARCH64, OPT_ARCH32): Define.
11843 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11846 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11848 * config/arm/arm.c (arm_override_options): Emit error on using
11851 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11853 PR rtl-optimization/39914
11854 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11855 registers for allocnos created from user-defined variables only
11856 when not optimizing.
11858 2009-04-28 Richard Guenther <rguenther@suse.de>
11860 PR middle-end/39937
11861 * fold-const.c (fold_binary): Use distribute_real_division only
11864 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11866 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11867 add hpux-stdint.h to tm_file.
11868 (hppa[12]*-*-hpux11*): Ditto.
11869 (ia64*-*-hpux*): Ditto.
11870 * config/hpux-stdint.h: New.
11871 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11872 __STDC_EXT__ for all compiles.
11873 * config/pa/pa-hpux.h: Ditto.
11874 * config/pa/pa-hpux10.h: Ditto.
11875 * config/pa/pa-hpux11.h: Ditto.
11877 2009-04-28 Catherine Moore <clm@codesourcery.com>
11879 * debug.h (set_name): Add comment.
11881 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11884 * config/darwin.c (machopic_gen_offset): Check
11885 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11886 * config/arm/arm.c (require_pic_register): Likewise.
11888 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11890 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11891 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11892 m32c_promote_prototypes): Delete.
11894 2009-04-28 Michael Matz <matz@suse.de>
11896 PR middle-end/39922
11897 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11900 2009-04-28 Richard Guenther <rguenther@suse.de>
11902 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11904 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11906 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11907 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11908 * config/arm/arm-tune.md: Regenerate.
11910 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11912 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11913 block if there are complex incoming edges.
11914 (sel_merge_blocks): Remove useless assert.
11915 (sel_redirect_edge_and_branch): Check that edge was redirected.
11916 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11917 (sel_find_rgns): Delete declaration.
11918 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11919 the region when it is not a preheader.
11921 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11924 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11926 2009-04-28 Richard Guenther <rguenther@suse.de>
11928 * tree.h (SSA_NAME_VALUE): Remove.
11929 (struct tree_ssa_name): Remove value_handle member.
11930 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11931 array for jump threading.
11932 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11934 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11935 * tree-flow.h (threadedge_initialize_values): Declare.
11936 (threadedge_finalize_values): Likewise.
11937 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11938 (SSA_NAME_VALUE): Define.
11939 (threadedge_initialize_values): New function.
11940 (threadedge_finalize_values): Likewise.
11941 * tree-ssa-dom.c (ssa_name_values): New global variable.
11942 (SSA_NAME_VALUE): Define.
11943 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11945 2009-04-28 Ira Rosen <irar@il.ibm.com>
11947 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11948 Use REPORT_VECTORIZED_LOCATIONS instead
11949 REPORT_VECTORIZED_LOOPS.
11950 * tree-vectorizer.c (vect_verbosity_level): Make static.
11951 (vect_loop_location): Rename to vect_location.
11952 (vect_set_verbosity_level): Update comment.
11953 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11955 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11956 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11957 instead REPORT_UNVECTORIZED_LOOPS.
11958 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11959 and vect_loop_def to vect_external_def and vect_internal_def.
11960 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11961 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11962 REPORT_UNVECTORIZED_LOCATIONS.
11963 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11964 and vect_used_in_loop and to vect_unused_in_scope and
11965 vect_used_in_scope.
11966 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11967 (vect_verbosity_level): Remove declaration.
11968 (vect_analyze_operations): Likewise.
11969 (vect_analyze_stmt): Declare.
11970 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11971 REPORT_UNVECTORIZED_LOCATIONS.
11972 (vect_get_loop_niters): Fix indentation.
11973 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11974 (vect_analyze_loop_operations): New function.
11975 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11976 vect_analyze_operations.
11977 (vect_is_simple_reduction): Use new names.
11978 (vectorizable_live_operation, vect_transform_loop): Likewise.
11979 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11980 to specify whether the data references can be a part of interleaving
11982 (vect_analyze_data_ref_dependence): Use new names.
11983 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11984 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11985 * tree-vect-patterns.c (widened_name_p): Use new names.
11986 (vect_recog_dot_prod_pattern): Likewise.
11987 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11988 (process_use, vect_mark_stmts_to_be_vectorized,
11989 vect_model_simple_cost, vect_model_store_cost,
11990 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11991 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11992 vectorizable_operation, vectorizable_type_demotion,
11993 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11994 vectorizable_condition): Likewise.
11995 (vect_analyze_operations): Split into vect_analyze_loop_operations
11997 (vect_analyze_stmt): ... new function.
11998 (new_stmt_vec_info): Use new names.
11999 (vect_is_simple_use): Use new names and fix comment.
12000 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12001 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12003 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12006 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12007 and integer modes for x87 operands. Do not ICE for unsupported size,
12008 generate error instead. Generate error for unsupported operand types.
12009 ['z']: Do not handle HImode memory operands specially. Warning
12010 for floating-point operands. Fallthru to 'Z' for unsupported operand
12011 types. Do not ICE for unsupported size, generate error instead.
12012 (output_387_binary_op): Use %Z to output operands.
12013 (output_fp_compare): Ditto.
12014 (output_387_reg_move): Ditto.
12016 2009-04-28 Ben Elliston <bje@au.ibm.com>
12021 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12023 * builtins.c (c_strlen): Do not warn here.
12024 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12025 * c-common.c (pointer_int_sum): Take an explicit location.
12026 Warn about offsets out of bounds.
12027 * c-common.h (pointer_int_sum): Adjust declaration.
12029 2009-04-27 Ian Lance Taylor <iant@google.com>
12031 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12033 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12034 * df-core.c (df_set_flags): Change return type to int. Change
12035 type of old_flags to int.
12036 (df_clear_flags): Likewise.
12037 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12038 (df_get_conditional_uses): Likewise.
12039 * df.h (df_set_flags, df_clear_flags): Update declarations.
12040 * dwarf2out.c (struct indirect_string_node): Change type of form
12041 field to enum dwarf_form.
12042 (AT_string_form): Change return type to enum dwarf_form.
12043 * fixed-value.c (fixed_compare): Add cast to enum type.
12044 * fwprop.c (update_df): Change 0 to VOIDmode.
12045 * gensupport.c: Change 0 to UNKNOWN.
12046 * gimple.h (gimple_cond_code): Add cast to enum type.
12047 * haifa-sched.c (reemit_notes): Add cast to enum type.
12048 * hooks.c (hook_int_void_no_regs): Remove function.
12049 * hooks.h (hook_int_void_no_regs): Remove declaration.
12050 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12051 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12052 * real.c (real_arithmetic): Add cast to enum type.
12053 (real_compare): Likewise.
12054 * target.h (struct gcc_target): Change return type of
12055 branch_target_register_class to enum reg_class.
12056 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12057 default_branch_target_register_class.
12058 * targhooks.c (default_branch_target_register_class): New function.
12059 * targhooks.h (default_branch_target_register_class): Declare.
12060 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12061 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12063 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12065 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12066 vect_uninitialized_def. Change 0 to ERROR_MARK.
12067 * tree-vect-stmts.c (supportable_widening_operation): Don't
12068 initialize icode1 and icode2.
12069 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12070 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12072 (cmn_err_flag_specs): Change 0 to STD_C89.
12073 (cmn_err_char_table): Likewise.
12074 * config/arm/arm.c (get_arm_condition_code): Change type of code
12075 to enum arm_cond_code.
12076 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12077 (IWMMXT_BUILTIN2): Likewise.
12078 (neon_builtin_type_bits): Don't define typedef.
12079 (neon_builtin_datum): Change type of bits field to int.
12080 (arm_expand_neon_args): Add cast to enum type.
12081 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12083 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12084 casts to enum type.
12085 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12087 * config/mips/mips.md (jal_macro): Return enum constant.
12088 (single_insn): Likewise.
12089 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12091 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12092 casts to enum type.
12093 * config/s390/s390.c (s390_tune_flags): Change type to int.
12094 (s390_arch_flags): Likewise.
12095 (s390_handle_arch_option): Change flags field of struct pta to int.
12096 * config/s390/s390.h (s390_tune_flags): Update declaration.
12097 (s390_arch_flags): Likewise.
12098 * config/sh/sh.c (prepare_move_operands): Compare
12099 tls_symbolic_operand result with enum constant.
12100 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12101 (sh_expand_prologue): Add cast to enum type.
12102 (sh_expand_epilogue): Likewise.
12103 (tls_symbolic_operand): Change return type to enum tls_model.
12104 (fpscr_set_from_mem): Add cast to enum type.
12105 (legitimize_pic_address): Compare tls_symbolic_operand result with
12107 (sh_target_reg_class): Change return type to enum reg_class.
12108 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12110 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12111 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12112 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12113 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12114 (delayed_branch, tls_call_delay): Likewise.
12115 (eligible_for_sibcall_delay): Likewise.
12116 (eligible_for_return_delay): Likewise.
12117 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12118 (spu_expand_builtin_1): Likewise.
12120 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12121 for all types of conversions.
12122 (output_init_element): Issue -Wc++-compat warning if needed when
12123 initializing a bitfield with enum type.
12124 * c-parser.c (c_parser_expression): Set original_type to
12125 original_type of right hand operand of comman operator.
12127 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12129 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12131 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12132 * doc/cpp.texi (Standard Predefined Macros)
12133 (Implementation-defined behavior): Likewise.
12134 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12135 * doc/gimple.texi (GIMPLE Exception Handling)
12136 (@code{GIMPLE_ASSIGN}): Likewise.
12137 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12138 * doc/invoke.texi (Warning Options, Optimize Options)
12139 (AVR Options, Darwin Options): Likewise.
12140 (Optimize Options): Reformulate -fwhole-program description.
12141 * doc/loop.texi (Lambda): Likewise.
12142 * doc/md.texi (Output Template, Define Constraints)
12143 (Standard Names, Insn Splitting): Likewise.
12144 * doc/options.texi (Option properties): Likewise.
12145 * doc/passes.texi (Tree-SSA passes): Likewise.
12146 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12147 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12148 (File Names and DBX): Likewise.
12149 * doc/trouble.texi (Incompatibilities): Likewise.
12151 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12153 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12154 instruction is correct.
12156 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12158 Allow non-constant arguments to conversion intrinsics.
12159 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12160 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12161 * spu.c (print_operand): Handle 'v' and 'w'.
12162 (exp2_immediate_p, spu_gen_exp2): Define.
12163 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12164 spu_convtf_1): Update parameter descriptions.
12165 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12166 * constraints.md ('v', 'w'): New.
12167 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12169 (i2f, I2F): New define_mode_attr.
12170 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12171 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12172 fixuns_truncv4sfv4si2): Update to use mode attribute.
12173 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12174 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12175 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12176 patterns for combine.
12178 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12180 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12181 (cprop, hoist, pre, store_motion): New debug counters.
12182 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12183 is not an RTL pass anymore.
12184 (pass_profiling): Remove extern decl for pass removed in 2005.
12185 (pass_gcse, pass_jump_bypass): Remove.
12186 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12187 to 0 for clean state.
12188 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12189 * cse.c (gate_handle_cse_after_global_opts,
12190 rest_of_handle_cse_after_global_opts): New functions.
12191 (pass_cse_after_global_opts): New pass, does local CSE.
12192 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12193 (TV_CPROP): New timevar.
12194 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12195 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12196 (gcse_main, recompute_all_luids): Remove.
12197 (compute_hash_table_work): Call max_reg_num instead of reading
12199 (cprop_jump): Don't set run_jump_opt_after_gcse.
12200 (constprop_register): Always allow to alter jumps.
12201 (cprop_insn): Likewise.
12202 (do_local_cprop): Likewise.
12203 (local_cprop_pass): Likewise. Return non-zero if something changed.
12204 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12205 (find_implicit_sets): Add note about missed optimization opportunity.
12206 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12207 pass_rtl_cprop execute function.
12208 Don't bother tracking the pass number, each pass gets its own dumpfile
12210 Always allow to alter jumpsand bypass jumps.
12211 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12212 will just find no suitable set.
12213 (pre_edge_insert): Fix dumping, this function is for PRE only.
12214 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12215 pass_rtl_pre execute function.
12216 (hoist_code): Return non-zero if something changed. Keep track of
12217 substitutions and insertions for statistics gathering similar to PRE.
12218 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12219 called from the pass_rtl_hoist execute function. Show pass statistics.
12220 (compute_store_table): Use max_reg_num directly instead of using the
12221 formerly global max_gcse_regno.
12222 (build_store_vectors): Likewise.
12223 (replace_store_insn): Fix dumping.
12224 (store_motion): Rename to ...
12225 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12226 pass, called from the pass_rtl_store_motion execute function. Keep
12227 track of substitutions and insertions for statistics gathering similar
12229 (bypass_jumps): Remove, fold interesting bits into ...
12230 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12231 from the pass_rtl_cprop execute function.
12232 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12233 pass_jump_bypass): Remove.
12234 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12235 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12236 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12237 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12238 (gate_rtl_store_motion, execute_rtl_store_motion,
12239 pass_rtl_store_motion): New.
12240 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12241 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12242 * passes.c (init_optimization_passes): Remove pass_gcse and
12243 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12244 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12245 instead of pass_jump_bypass.
12247 2009-04-27 Richard Guenther <rguenther@suse.de>
12249 PR middle-end/39928
12250 * gimplify.c (gimplify_expr): If we are required to create
12251 a temporary make sure it ends up as register.
12253 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12256 * config/i386/i386.c (construct_container): Don't call
12257 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12258 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12260 2009-04-27 Michael Matz <matz@suse.de>
12262 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12263 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12264 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12265 (dump_replaceable_exprs): Take a bitmap.
12266 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12268 (expand_gimple_basic_block): Likewise.
12269 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12270 replaceable_expressions member a bitmap.
12271 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12272 (mark_replaceable): Likewise.
12273 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12274 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12276 2009-04-27 Richard Guenther <rguenther@suse.de>
12278 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12279 (verify_stmts): Dispatch to gimple/type verification code.
12280 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12281 issue with call argument types.
12283 2009-04-27 Michael Matz <matz@suse.de>
12285 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12286 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12289 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12290 Eric Botcazou <ebotcazou@adacore.com>
12292 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12293 a label's basic block.
12294 (mark_target_live_regs): Tidy and rework obsolete comments.
12295 Change back DF problem to LIVE. If a label starts a basic block,
12296 assume that all registers that used to be live then still are.
12297 (init_resource_info): If a label starts a basic block, set its
12298 BLOCK_FOR_INSN accordingly.
12299 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12301 2009-04-27 Richard Guenther <rguenther@suse.de>
12303 * tree-flow-inline.h (function_ann): Remove.
12304 (get_function_ann): Likewise.
12305 * tree-dfa.c (create_function_ann): Remove.
12306 * tree-flow.h (struct static_var_ann_d): Remove.
12307 (struct function_ann_d): Likewise.
12308 (union tree_ann_d): Remove fdecl member.
12309 (function_ann_t): Remove.
12310 (function_ann, get_function_ann, create_function_ann): Remove
12313 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12315 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12317 2009-04-27 Jan Hubicka <jh@suse.cz>
12319 * ipa-pure-const.c (struct funct_state_d): New fields
12320 state_previously_known, looping_previously_known; remove
12321 state_set_in_source.
12322 (analyze_function): Use new fields.
12323 (propagate): Avoid assumption that state_set_in_source imply
12326 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12327 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12328 * cfgloop.h (finite_loop_p): Declare.
12330 2009-04-26 Michael Matz <matz@suse.de>
12332 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12334 2009-04-26 Michael Matz <matz@suse.de>
12336 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12337 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12338 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12339 pass_mark_used_blocks): Remove.
12340 * tree-optimize.c (pass_free_datastructures,
12341 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12342 * passes.c (init_optimization_passes): Don't call
12343 pass_mark_used_blocks, remove dead code.
12345 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12347 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12348 * tree-ssa-live.h (register_ssa_partition): Likewise.
12350 2009-04-26 Michael Matz <matz@suse.de>
12353 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12354 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12355 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12357 (compare_pairs): Swap cost comparison.
12358 (coalesce_ssa_name): Don't use change_partition_var.
12359 * tree-nrv.c (struct nrv_data): Add modified member.
12360 (finalize_nrv_r): Set it.
12361 (tree_nrv): Use it to update statements.
12362 (pass_nrv): Require PROP_ssa.
12363 * tree-mudflap.c (mf_decl_cache_locals,
12364 mf_build_check_statement_for): Use make_rename_temp.
12365 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12366 * alias.c (find_base_decl): Handle SSA names.
12367 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12368 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12369 * rtl.h (set_reg_attrs_for_parm): Declare.
12370 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12371 to "optimized", remove unused locals at finish.
12372 (execute_free_datastructures): Make global, call
12373 delete_tree_cfg_annotations.
12374 (execute_free_cfg_annotations): Don't call
12375 delete_tree_cfg_annotations.
12377 * ssaexpand.h: New file.
12378 * expr.c (toplevel): Include ssaexpand.h.
12379 (expand_assignment): Handle SSA names the same as register variables.
12380 (expand_expr_real_1): Expand SSA names.
12381 * cfgexpand.c (toplevel): Include ssaexpand.h.
12382 (SA): New global variable.
12383 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12384 (SSAVAR): New macro.
12385 (set_rtl): New helper function.
12386 (add_stack_var): Deal with SSA names, use set_rtl.
12387 (expand_one_stack_var_at): Likewise.
12388 (expand_one_stack_var): Deal with SSA names.
12389 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12390 before unique numbers.
12391 (expand_stack_vars): Use set_rtl.
12392 (expand_one_var): Accept SSA names, add asserts for them, feed them
12393 to above subroutines.
12394 (expand_used_vars): Expand all partitions (without default defs),
12395 then only the local decls (ignoring those expanded already).
12396 (expand_gimple_cond): Remove edges when jumpif() expands an
12397 unconditional jump.
12398 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12399 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12401 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12402 members of SA; deal with PARM_DECL partitions here; expand
12403 all PHI nodes, free tree datastructures and SA. Commit instructions
12404 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12405 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12406 info and statements at start, collect garbage at finish.
12407 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12408 (VAR_ANN_PARTITION) Remove.
12409 (change_partition_var): Don't declare.
12410 (partition_to_var): Always return SSA names.
12411 (var_to_partition): Only accept SSA names.
12412 (register_ssa_partition): Only check argument.
12413 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12415 (delete_var_map): Don't free it.
12416 (var_union): Only accept SSA names, simplify.
12417 (partition_view_init): Mark only useful SSA names as used.
12418 (partition_view_fini): Only deal with SSA names.
12419 (change_partition_var): Remove.
12420 (dump_var_map): Use ssa_name instead of partition_to_var member.
12421 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12423 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12424 (struct _elim_graph): New member const_dests; nodes member vector of
12426 (set_location_for_edge): New static helper.
12427 (create_temp): Remove.
12428 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12429 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12430 (new_elim_graph): Allocate const_dests member.
12431 (clean_elim_graph): Truncate const_dests member.
12432 (delete_elim_graph): Free const_dests member.
12433 (elim_graph_size): Adapt to new type of nodes member.
12434 (elim_graph_add_node): Likewise.
12435 (eliminate_name): Likewise.
12436 (eliminate_build): Don't take basic block argument, deal only with
12437 partition numbers, not variables.
12438 (get_temp_reg): New static helper.
12439 (elim_create): Use it, deal with RTL temporaries instead of trees.
12440 (eliminate_phi): Adjust all calls to new signature.
12441 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12442 (rewrite_trees): Only do checking.
12443 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12444 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12445 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12446 contains_tree_r, MAX_STMTS_IN_LATCH,
12447 process_single_block_loop_latch, analyze_edges_for_bb,
12448 perform_edge_inserts): Remove.
12449 (expand_phi_nodes): New global function.
12450 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12451 functions, initialize new parameter, remember partitions having a
12453 (finish_out_of_ssa): New global function.
12454 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12455 don't reset in_ssa_p here, don't disable TER when mudflap.
12456 (pass_del_ssa): Remove.
12457 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12459 (execute_free_datastructures): Declare.
12460 * Makefile.in (SSAEXPAND_H): New variable.
12461 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12462 * basic-block.h (commit_one_edge_insertion): Declare.
12463 * passes.c (init_optimization_passes): Move pass_nrv and
12464 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12465 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12466 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12467 (redirect_branch_edge): Deal with super block when expanding, split
12468 out jump patching itself into ...
12469 (patch_jump_insn): ... here, new static helper.
12471 2009-04-26 Michael Matz <matz@suse.de>
12473 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12474 beyond num_ssa_names.
12475 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12476 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12478 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12480 PR inline-asm/39543
12481 * fwprop.c (forward_propagate_asm): New function.
12482 (forward_propagate_and_simplify): Propagate also into __asm, if it
12483 doesn't increase the number of referenced registers.
12486 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12488 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12490 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12491 note_nonlocal_vla_type for nonlocal VLAs.
12492 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12493 contains_remapped_vars, remap_vla_decls): New functions.
12494 (convert_nonlocal_reference_stmt): If not optimizing, call
12495 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12496 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12497 if it wasn't found in var_map.
12498 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12499 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12500 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12502 * gimplify.c (nonlocal_vlas): New variable.
12503 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12505 (gimplify_body): Create and destroy nonlocal_vlas.
12507 * dwarf2out.c (loc_descr_plus_const): New function.
12508 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12509 mem_loc_descriptor, loc_descriptor_from_tree_1,
12510 descr_info_loc, gen_variable_die): Use it.
12512 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12513 !TREE_STATIC VAR_DECLs.
12514 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12515 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12516 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12517 DECL_BY_REFERENCE is valid.
12518 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12519 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12520 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12521 Copy DECL_BY_REFERENCE.
12522 (struct nesting_copy_body_data): New type.
12523 (nesting_copy_decl): New function.
12524 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12525 if they have variable length.
12527 2009-04-26 Michael Matz <matz@suse.de>
12529 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12530 mark new temporaries for renaming.
12532 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12535 * c-decl.c (global_bindings_p): Return negative value.
12536 (c_variable_size): New. Based on variable_size from
12538 (grokdeclarator): Call c_variable_size not variable_size.
12540 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12542 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12544 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12546 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12547 Redefine it to just use mingw/include.
12548 (ASM_SPEC): Rules for -m32 and -m64.
12549 (LINK_SPEC): Use Likewise.
12550 (SPEC_32): New define.
12551 (SPEC_64): Likewise.
12552 (SUB_LINK_SPEC): Likewise.
12553 (MULTILIB_DEFAULTS): New define.
12554 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12555 Add multilib options.
12556 (MULTILIB_DIRNAMES): Likewise.
12557 (MULTILIB_OSDIRNAMES): Likewise.
12558 (LIBGCC): Likewise.
12559 (INSTALL_LIBGCC): Likewise.
12561 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12564 * c-tree.h (enum c_inline_static_type): New.
12565 (record_inline_static): Declare.
12566 * c-decl.c (struct c_inline_static, c_inline_statics,
12567 record_inline_static, check_inline_statics): New.
12568 (pop_file_scope): Call check_inline_statics.
12569 (start_decl): Call record_inline_static instead of pedwarning
12570 directly for static in inline function.
12571 * c-typeck.c (build_external_ref): Call record_inline_static
12572 instead of pedwarning directly for static referenced in inline
12575 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12577 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12578 not new but only being rescanned.
12579 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12580 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12581 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12582 record_set_info, compute_set, grealloc): Remove.
12583 (recompute_all_luids): New function.
12584 (gcse_main): Don't compute sets, and don't do related memory
12585 allocations/free-ing. If something changed before the end of the
12586 pass, update LUIDs using recompute_all_luids.
12587 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12588 (free_gcse_mem): Don't free it either.
12589 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12590 Use the df insn LUIDs.
12591 (load_killed_in_block): Likewise.
12592 (compute_hash_table_work): Don't compute reg_set_in_block.
12593 (compute_transp): Use DF_REG_DEF_CHAINs.
12594 (local_cprop_pass): Don't use compute_sets and related functions.
12595 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12596 Use get_max_uid() instead of max_cuid.
12597 (insert_insn_end_basic_block, pre_insert_copy_insn,
12598 update_ld_motion_stores): Don't try to
12599 keep reg_set tables up to date.
12600 (pre_insert_copies): Use df insn LUIDs.
12601 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12602 (reg_set_info): Don't use extra bitmap argument.
12603 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12604 information to compute regs_set_in_block.
12605 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12606 (bypass_jumps): Don't use compute_sets and friends.
12608 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12611 * opts.c (undocumented_msg): Do not leave blank even with
12614 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12616 * c-decl.c (build_enumerator): Allow values folding to integer
12617 constants but not integer constant expressions with a pedwarn if
12620 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12623 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12624 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12625 type is an integer constant.
12627 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12630 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12633 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12636 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12637 with variably modified return type and no storage class
12638 specifiers, except for the case of nested functions. Distinguish
12639 extern declarations of functions with variably modified return
12640 types from those of objects with variably modified types.
12642 2009-04-25 Jan Hubicka <jh@suse.cz>
12644 * tree.c (list_equal_p): New function.
12645 * tree.h (list_equal_p): Declare.
12646 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12647 basic_block_def, basic_block, const_basic_block): New.
12648 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12649 (redirect_eh_edge): New function.
12650 (make_eh_edge_update_phi): EH edges are not abnormal.
12651 * except.c: Include tree-flow.h.
12652 (list_match): New function.
12653 (eh_region_replaceable_by_p): New function.
12654 (replace_region): New function.
12655 (hash_type_list): New function.
12656 (hash_eh_region): New function.
12657 (eh_regions_equal_p): New function.
12658 (merge_peers): New function.
12659 (remove_unreachable_regions): Verify EH tree when checking;
12661 (copy_eh_region_1): New function.
12662 (copy_eh_region): New function.
12663 (push_reachable_handler): New function.
12664 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12665 regions without label but with live RESX.
12666 * except.h (redirect_eh_edge_to_label): New.
12667 * tree-flow.h (redirect_eh_edge): New.
12668 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12669 basic_block_def, basic_block, const_basic_block): Remove.
12670 * Makefile.in (except.o): Add dependency on tree-flow.h
12671 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12672 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12675 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12678 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12679 on the destination of memcpy.
12681 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12683 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12684 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12685 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12687 2009-04-25 Jan Hubicka <jh@suse.cz>
12689 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12690 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12691 to be reached by different label than left.
12692 (update_eh_edges): Update comment; remove edge_to_remove if possible
12693 and return true if suceeded.
12694 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12695 (cleanup_eh): Compute sharing map.
12696 * except.c (remove_eh_handler_and_replace): Add argument if we should
12698 (remove_unreachable_regions): Update for label sharing.
12699 (label_to_region_map): Likewise.
12700 (get_next_region_sharing_label): New function.
12701 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12703 (remove_eh_handler): Update.
12704 (remove_eh_region_and_replace_by_outer_of): New function.
12705 * except.h (struct eh_region): Add next_region_sharing_label.
12706 (remove_eh_region_and_replace_by_outer_of,
12707 get_next_region_sharing_label): Declare.
12708 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12710 2009-04-25 Jan Hubicka <jh@suse.cz>
12712 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12713 insert code even if they are not critical.
12715 2009-04-25 Jan Hubicka <jh@suse.cz>
12717 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12718 (gimple_can_remove_branch_p): EH edges won't remove branch by
12720 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12721 updating of non-abnormal EH edges.
12722 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12723 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12724 (split_critical_edges): Split also edges where emitting code on them
12725 will lead to splitting later.
12727 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12728 H.J. Lu <hongjiu.lu@intel.com>
12731 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12732 the configured assembler supports fildq and fistpq mnemonics.
12733 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12734 * configure: Regenerated.
12735 * config.in: Ditto.
12737 * config/i386/i386.c (print_operand): Handle 'Z'.
12738 ['z']: Remove handling of special fild/fist suffixes.
12739 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12740 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12741 suffix of fild insn.
12742 (*floatsi<mode>2_vector_mixed): Ditto.
12743 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12744 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12745 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12746 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12747 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12749 2009-04-25 Ben Elliston <bje@au.ibm.com>
12751 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12752 the source of a set operation.
12754 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12756 * target.h (struct gcc_target): Add case_values_threshold field.
12757 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12758 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12759 * targhooks.c (default_case_values_threshold): New function.
12760 * targhooks.h (default_case_values_threshold): Declare function.
12761 * stmt.c (expand_case): Use case_values_threshold target hook.
12762 * expr.h (case_values_threshold): Remove declartation.
12763 * expr.c (case_values_threshold): Remove function.
12764 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12766 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12767 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12768 (avr_case_values_threshold): Declare as static.
12769 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12771 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12772 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12773 (mn10300_case_values_threshold): New function.
12775 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12777 * ira.c (setup_cover_and_important_classes): Add enum cast.
12779 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12781 * genpreds.c (write_enum_constraint_num): Output definition of
12782 CONSTRAINT_NUM_DEFINED_P macro.
12783 * ira.c (setup_cover_and_important_classes): Use
12784 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12786 2009-04-24 DJ Delorie <dj@redhat.com>
12788 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12789 __SH2A_SINGLE_ONLY__ also.
12791 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12793 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12794 (movdf_internal): Ditto.
12795 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12796 SFmode and DFmode constants.
12797 (ia64_print_operand): Add 'G' format for printing
12798 floating point constants.
12800 2009-04-24 Richard Guenther <rguenther@suse.de>
12802 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12803 from unsigned additions.
12805 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12807 * c-typeck.c (set_init_index): Allow array designators that are
12808 not integer constant expressions with a pedwarn if pedantic.
12810 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12812 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12813 zero if no overlap in nonzero bits between the operands.
12815 2009-04-24 Ian Lance Taylor <iant@google.com>
12817 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12818 (record_dead_and_set_regs): Likewise.
12819 * df.h (struct df_mw_hardreg): Change flags field to int.
12820 (struct df_base_ref): Likewise.
12821 (struct df): Change changeable_flags field to int.
12822 * df-scan.c (df_defs_record): Change clobber_flags to int.
12823 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12824 constants rather than #define macros.
12825 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12826 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12827 (enum dwarf_calling_convention): Likewise.
12828 (enum dwarf_line_number_x_ops): Likewise.
12829 (enum dwarf_call_frame_info): Likewise.
12830 (enum dwarf_source_language): Likewise.
12831 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12832 (add_calling_convention_attribute): Likewise.
12833 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12834 (combine_comparisons): Change compcode to int. Add cast to enum type.
12835 * genrecog.c (maybe_both_true_2): Change c to int.
12836 (write_switch): Likewise. Add cast to enum type.
12837 * gimplify.c (gimplify_omp_for): Handle return values from
12838 gimplify_expr using MIN rather than bitwise or.
12839 (gimplify_expr): Add cast to enum type.
12840 * ipa-prop.c (update_jump_functions_after_inlining): Change
12841 IPA_BOTTOM to IPA_JF_UNKNOWN.
12842 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12843 Add casts to enum type.
12844 (setup_cover_and_important_classes): Change cl to int. Add casts
12846 (setup_class_translate): Change cl and mode to int.
12847 (ira_init_once): Change mode to int.
12848 (free_register_move_costs): Likewise.
12849 (setup_prohibited_mode_move_regs): Add casts to enum type.
12850 * langhooks.c (add_builtin_function_common): Rework assertion that
12851 value fits bitfield.
12852 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12853 * omega.c (omega_do_elimination): Avoid math on enum types.
12854 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12855 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12856 int local to handle integral_argment value.
12857 * regmove.c (try_auto_increment): Change PUT_MODE to
12859 * reload.c (push_secondary_reload): Add casts to enum type.
12860 (secondary_reload_class, find_valid_class): Likewise.
12861 * reload1.c (emit_input_reload_insns): Likewise.
12862 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12863 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12864 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12866 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12867 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12869 (expand_complex_libcall): Add casts to enum type.
12870 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12871 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12872 with ERROR_MARK, not NUM_TREE_CODES.
12873 (vect_create_epilog_for_reduction): Likewise.
12874 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12875 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12876 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12878 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12879 vect_unused_in_loop. Change 0 to loop_vect.
12880 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12881 * var-tracking.c (get_init_value): Change return type to enum
12883 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12884 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12886 (arm_override_options): Add casts to enum type.
12887 (arm_emit_tls_decoration): Likewise.
12888 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12890 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12891 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12892 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12894 * config/s390/s390.c (code_for_builtin_64): Change to array of
12896 (code_for_builtin_31): Likewise.
12897 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12899 * config/sparc/sparc.c (sparc_override_options): Change value
12900 field in struct code_model to enum cmodel. In initializer change
12901 0 to NULL and add cast to enum type.
12903 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12904 Change all callers. Issue a -Wc++-compat warning using
12905 lhs_origtype if necessary.
12906 (convert_for_assignment): Issue -Wc++-compat warnings about
12907 invalid conversions to enum type on assignment.
12908 * c-common.h (build_modify_expr): Update declaration.
12910 2009-04-24 Nick Clifton <nickc@redhat.com>
12912 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12913 (function_arg_advance): Likewise.
12914 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12917 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12919 * config/s390/constraints.md ('I', 'J'): Fix condition.
12921 2009-04-24 Diego Novillo <dnovillo@google.com>
12923 * gengtype-parse.c (parse_error): Add newline after message.
12925 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12927 * config/i386/sse.md (avxmodesuffixs): Removed.
12928 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12929 (*avx_pinsr<ssevecsize>): This.
12931 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12933 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12934 follow chains of regs with a single definition, and allow expressions
12935 that are function_invariant_p.
12936 (simple_rhs_p): Allow expressions that are function_invariant_p.
12938 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12940 PR middle-end/39867
12941 * fold-const.c (fold_cond_expr_with_comparison): When folding
12942 > and >= to MAX, make sure the MAX uses the same type as the
12943 comparison's operands.
12945 2009-04-24 Nick Clifton <nickc@redhat.com>
12947 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12948 addressing for DImode accesses.
12949 (frv_print_operand_address): Handle PLUS case.
12950 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12952 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12954 PR rtl-optimization/39794
12955 * alias.c (canon_true_dependence): Add x_addr argument.
12956 * rtl.h (canon_true_dependence): Adjust prototype.
12957 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12958 * cselib.c (cselib_invalidate_mem): Likewise.
12959 * gcse.c (compute_transp): Likewise.
12960 * dse.c (scan_reads_nospill): Likewise.
12961 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12962 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12963 canon_base_addr of the group, plus optional offset.
12964 (struct group_info): Rename canon_base_mem to
12966 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12967 canon_rtx of base_mem.
12969 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12971 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12972 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12974 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12976 * config/spu/spu-builtins.h: Delete file.
12978 * config/spu/spu.h (enum spu_builtin_type): Move here from
12980 (struct spu_builtin_description): Likewise. Add GTY marker.
12981 Do not use enum spu_function_code or enum insn_code.
12982 (spu_builtins): Add extern declaration.
12984 * config/spu/spu.c: Do not include "spu-builtins.h".
12985 (enum spu_function_code, enum spu_builtin_type_index,
12986 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12987 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12988 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12989 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12990 (spu_builtin_types): Make static. Add GTY marker.
12991 (spu_builtins): Add extern declaration with GTY marker.
12992 Include "gt-spu.h".
12994 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12995 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12996 Check programmatically whether all parameters are scalar.
12998 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13000 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13002 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13003 assignment from the constructor either if the target is volatile.
13005 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13007 * config/arm/arm.md (insv): Do not share operands[0].
13009 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13011 * config/vxlib-tls.c (active_tls_threads): Delete.
13012 (delete_hook_installed): New.
13013 (tls_delete_hook): Don't delete the delete hook.
13014 (tls_destructor): Delete it here.
13015 (__gthread_set_specific): Adjust installing the delete hook.
13016 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13017 __gthread_leave_tsd_dtor_context.
13019 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13021 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13023 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13025 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13027 (alpha_rtx_costs): Ditto.
13028 (emit_unlikely_jump): Use add_reg_note.
13029 (emit_frame_store_1): Ditto.
13030 (alpha_expand_prologue): Ditto.
13031 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13032 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13034 2009-04-23 Nick Clifton <nickc@redhat.com>
13036 * config/v850/v850.md (epilogue): Remove suppressed code.
13037 (return): Rename to return_simple and remove test of frame size.
13038 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13039 to gen_return_simple.
13041 2009-04-22 Jing Yu <jingyu@google.com>
13044 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13046 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13049 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13050 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13051 value is a VECTOR_CST, the element type is the element type of the
13054 2009-04-22 DJ Delorie <dj@redhat.com>
13056 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13058 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13060 * alias.c (find_base_term): Move around LO_SUM case, so that
13061 CONST falls through into PLUS/MINUS handling.
13064 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13065 into 0, use omit_one_operand.
13067 2009-04-23 Ben Elliston <bje@au.ibm.com>
13069 * config/rs6000/linux-unwind.h (get_regs): Remove type
13070 puns. Change the type of `pc' to an array of unsigned ints and
13071 update all users. Constify frame24.
13073 2009-04-22 DJ Delorie <dj@redhat.com>
13075 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13076 declarations before code.
13077 (current_function_special_page_vector): Likewise.
13078 (m32c_expand_insv): Silence a warning.
13080 2009-04-21 Taras Glek <tglek@mozilla.com>
13082 * alias.c: Update GTY annotations to new syntax.
13083 * basic-block.h: Likewise.
13084 * bitmap.h: Likewise.
13085 * c-common.h: Likewise.
13086 * c-decl.c: Likewise.
13087 * c-parser.c: Likewise.
13088 * c-pragma.c: Likewise.
13089 * c-tree.h: Likewise.
13090 * cfgloop.h: Likewise.
13091 * cgraph.h: Likewise.
13092 * config/alpha/alpha.c: Likewise.
13093 * config/arm/arm.h: Likewise.
13094 * config/avr/avr.h: Likewise.
13095 * config/bfin/bfin.c: Likewise.
13096 * config/cris/cris.c: Likewise.
13097 * config/darwin.c: Likewise.
13098 * config/frv/frv.c: Likewise.
13099 * config/i386/i386.c: Likewise.
13100 * config/i386/i386.h: Likewise.
13101 * config/i386/winnt.c: Likewise.
13102 * config/ia64/ia64.h: Likewise.
13103 * config/iq2000/iq2000.c: Likewise.
13104 * config/mips/mips.c: Likewise.
13105 * config/mmix/mmix.h: Likewise.
13106 * config/pa/pa.c: Likewise.
13107 * config/pa/pa.h: Likewise.
13108 * config/rs6000/rs6000.c: Likewise.
13109 * config/s390/s390.c: Likewise.
13110 * config/sparc/sparc.c: Likewise.
13111 * config/xtensa/xtensa.c: Likewise.
13112 * cselib.h: Likewise.
13113 * dbxout.c: Likewise.
13114 * dwarf2out.c: Likewise.
13115 * except.c: Likewise.
13116 * except.h: Likewise.
13117 * fixed-value.h: Likewise.
13118 * function.c: Likewise.
13119 * function.h: Likewise.
13120 * gimple.h: Likewise.
13121 * integrate.c: Likewise.
13122 * optabs.c: Likewise.
13123 * output.h: Likewise.
13124 * real.h: Likewise.
13126 * stringpool.c: Likewise.
13127 * tree-data-ref.c: Likewise.
13128 * tree-flow.h: Likewise.
13129 * tree-scalar-evolution.c: Likewise.
13130 * tree-ssa-address.c: Likewise.
13131 * tree-ssa-alias.h: Likewise.
13132 * tree-ssa-operands.h: Likewise.
13133 * tree.c: Likewise.
13134 * tree.h: Likewise.
13135 * varasm.c: Likewise.
13136 * varray.h: Likewise.
13138 * coretypes.h: Do not define GTY macro if it is already defined.
13139 * doc/gty.texi: Update GTY documentation to new syntax.
13140 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13141 annotations on structs.
13142 * gengtype-parse.c: Likewise.
13144 2009-04-22 Mark Heffernan <meheff@google.com>
13146 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13148 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13150 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13153 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13155 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13156 the same as a PLUS without a shift. Increase the cost of a
13159 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13161 * Makefile.in: Update dependencies.
13162 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13163 * errors.h: Remove bogus comment about compatibility.
13164 (warning): Update declaration.
13165 * genautomata.c: Update all calls to warning.
13166 * gimple.c: Do not include errors.h. Include toplev.h.
13167 * tree-ssa-structalias.c: Do not include errors.h.
13168 * omega.c: Likewise.
13169 * tree-ssa-reassoc.c: Likewise.
13170 * config/spu/spu-c.c: Likewise.
13171 * config/spu/t-spu-elf: Update dependencies.
13173 2009-04-22 Richard Guenther <rguenther@suse.de>
13175 PR tree-optimization/39824
13176 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13177 make sure the types are compatible.
13179 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13182 * c-common.c (c_parse_error): Take a token_flags parameter.
13183 Use token_type for the token type instead.
13184 Pass token_flags to cpp_type2name.
13185 * c-common.h (c_parse_error): Update declaration.
13186 * c-parser.c (c_parser_error): Pass 0 as token flags.
13188 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13190 PR rtl-optimization/39580
13191 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13193 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13195 * function.c (expand_function_end): Do not emit a jump to the "naked"
13196 return label for fall-through returns.
13197 * except.c (sjlj_emit_function_exit): Always place the call to the
13198 unregister function at the location installed by expand_function_end.
13200 2009-04-22 Richard Guenther <rguenther@suse.de>
13202 PR tree-optimization/39845
13203 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13204 (gen_inbound_check): Likewise.
13206 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13208 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13210 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13211 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13213 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13215 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13216 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13217 shift counts to avoid out-of-bounds array accesses.
13219 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13221 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13222 (Pmode): Move above.
13224 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13226 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13227 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13228 GET_CODE macro. Use IN_RANGE macro where appropriate.
13229 * config/alpha/alpha.h: Ditto.
13230 * config/alpha/alpha.md: Ditto.
13231 * config/alpha/constraints.md: Ditto.
13232 * config/alpha/predicates.md: Ditto.
13234 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13236 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13237 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13238 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13239 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13240 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13241 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13242 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13243 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13244 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13245 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13246 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13247 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13248 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13249 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13250 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13251 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13252 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13253 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13254 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13255 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13256 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13257 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13258 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13259 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13260 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13261 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13262 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13264 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13266 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13267 references from comments.
13268 * cfgbuild.c: (count_basic_blocks): Delete.
13269 (find_basic_blocks_1): Delete.
13270 (find_basic_blocks): Delete.
13271 * except.c (finish_eh_generation): Make static. Move comment from
13272 except.h here. Remove find_basic_blocks references from comments.
13273 * except.h (finish_eh_generation): Delete.
13274 * basic-block.h (find_basic_blocks): Delete.
13275 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13277 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13279 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13280 (sdbout_parms): Likewise.
13282 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13284 * config/sh/sh.c (prepare_cbranch_operands): Use
13285 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13286 (expand_cbranchdi4): Likewise.
13287 (from_compare): Add cast to enum type.
13288 (expand_cbranchsi4): Use add_reg_note.
13289 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13290 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13291 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13292 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13293 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13294 instead of CODE_FOR_nothing.
13295 (cbranchdi4): Likewise. Fix the order of arguments for
13297 (push_fpscr): Use add_reg_note.
13298 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13299 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13301 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13303 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13304 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13305 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13306 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13307 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13308 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13309 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13310 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13311 config/alpha/x-vms, config/arc/t-arc,
13312 config/arm/README-interworking, config/arm/arm-c.c,
13313 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13314 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13315 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13316 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13317 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13318 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13319 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13320 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13321 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13322 config/cris/t-elfmulti, config/crx/t-crx,
13323 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13324 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13325 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13326 config/h8300/t-h8300, config/i386/athlon.md,
13327 config/i386/darwin-libgcc.10.4.ver,
13328 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13329 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13330 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13331 config/i386/t-linux64, config/i386/t-nwld,
13332 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13333 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13334 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13335 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13336 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13337 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13338 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13339 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13340 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13341 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13342 config/m68k/t-uclinux, config/mcore/t-mcore,
13343 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13344 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13345 config/mips/crtn.asm, config/mips/irix-crti.asm,
13346 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13347 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13348 config/mips/mips-fixed.md, config/mips/sb1.md,
13349 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13350 config/mips/t-iris6, config/mips/t-isa3264,
13351 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13352 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13353 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13354 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13355 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13356 config/mn10300/t-linux, config/mn10300/t-mn10300,
13357 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13358 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13359 config/picochip/libgccExtras/clzsi2.asm,
13360 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13361 config/rs6000/darwin-libgcc.10.4.ver,
13362 config/rs6000/darwin-libgcc.10.5.ver,
13363 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13364 config/rs6000/t-aix43, config/rs6000/t-aix52,
13365 config/rs6000/t-darwin, config/rs6000/t-fprules,
13366 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13367 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13368 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13369 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13370 config/rs6000/t-rtems, config/rs6000/t-spe,
13371 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13372 config/score/t-score-elf, config/sh/divcost-analysis,
13373 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13374 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13375 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13376 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13377 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13378 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13379 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13380 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13381 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13382 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13383 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13384 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13385 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13386 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13387 * config/h8300/genmova.sh: Include copyright and license notices
13388 in generated output.
13389 * config/h8300/mova.md: Regenerate.
13390 * doc/install.texi2html: Include word "Copyright" in copyright
13391 notice and use name "Free Software Foundation, Inc.".
13392 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13393 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13394 ChangeLog-2007, ChangeLog-2008: Correct dates.
13396 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13398 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13399 NE_EXPR operations as well.
13400 * c-parser.c (c_parser_condition): Do not set location information on
13402 (c_parser_conditional_expression): Likewise.
13403 (c_parser_binary_expression): Set location information on operators.
13404 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13405 TRUTH_NOT_EXPR has been folded.
13406 * fold-const.c (fold_truth_not_expr): Copy location information from
13407 the incoming expression to the outgoing one.
13408 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13409 recursive calls on the LHS of the operator but pass that of the
13410 operator to recursive calls on the RHS of the operator. Set it
13412 (shortcut_cond_expr): Set the locus of the operator on the second
13413 COND_EXPR and that of the expression on the first in degenerate cases.
13414 Pass the locus of the expression to calls to shortcut_cond_r.
13415 Set the locus of the 'then' block on the associated jump, if any.
13416 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13417 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13418 expression to call to gimplify_boolean_expr.
13420 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13422 * config.gcc: Add additional configuration for
13423 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13424 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13425 (CPP_SPEC): Redefine for allowing -municode option.
13426 (STARTFILE_SPEC): Likewise.
13427 * config/i386/t-mingw-w64: New.
13428 * config/i386/mingw-w64.opt: New.
13429 (municode): Add new target option.
13430 * doc/invoke.texi (municode): Add documentation for new option.
13432 2009-04-21 Ian Lance Taylor <iant@google.com>
13434 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13435 Correct test for number of arguments.
13436 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13438 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13440 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13441 argument of emit_library_call.
13443 2009-04-21 Richard Guenther <rguenther@suse.de>
13445 PR middle-end/39829
13446 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13447 inside VIEW_CONVERT_EXPRs.
13449 2009-04-21 Martin Jambor <mjambor@suse.cz>
13451 * tree-switch-conversion.c (build_constructors): Split a long line.
13452 (constructor_contains_same_values_p): New function.
13453 (build_one_array): Create assigns of constants if possible, do not
13454 call mark_sym_for_renaming, call update_stmt.
13455 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13456 make_rename_temp. Do not call mark_symbols_for_renaming, call
13458 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13459 find_new_referenced_vars, call update_stmt.
13460 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13461 instead of calling make_rename_temp. Do not call
13462 find_new_referenced_vars or mark_symbols_for_renaming, call
13465 2009-04-21 Richard Guenther <rguenther@suse.de>
13467 PR tree-optimization/39827
13468 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13469 (tree_ssa_phiprop): Pass the correct array size.
13471 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13473 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13475 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13478 * c-typeck.c (lvalue_p): Move declaration ...
13479 * c-common.h (lvalue_p): ... to here.
13480 * c-common.c (candidate_equal_p): New.
13481 (add_tlist): Use it.
13482 (merge_tlist): Use it.
13483 (warn_for_collisions_1): Likewise.
13484 (warning_candidate_p): Accept more candidates.
13485 (verify_tree): A warning candidate can be an expression. Use
13488 2009-04-21 Ben Elliston <bje@au.ibm.com>
13491 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13492 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13493 options. Remove -mcall-solaris documentation.
13495 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13498 * doc/invoke.texi (-Wlong-long): Update description.
13499 * c-lex (interpret_integer): Only warn if there was no previous
13500 overflow and -Wlong-long is enabled.
13501 * c-decl.c (declspecs_add_type): Drop redundant flags.
13502 * c.opt (Wlong-long): Init to -1.
13503 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13504 and front-end warn_long_long. Wlong-long only depends on other
13505 flags if it is uninitialized.
13506 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13507 the same for CPP and FE.
13508 (restore_extension_diagnostics): Likewise.
13510 2009-04-20 Ian Lance Taylor <iant@google.com>
13512 Fix enum conversions which are invalid in C++:
13513 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13514 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13515 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13516 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13517 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13518 (dbxout_parms): Likewise.
13519 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13520 (df_clear_flags): Likewise.
13521 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13522 top_flag parameter to int.
13523 (df_chain_create_bb_process_use): Likewise.
13524 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13526 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13527 (df_ref_create_structure, df_def_record_1): Likewise.
13528 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13529 (df_notes_rescan): Change 0 to VOIDmode in function call.
13530 (df_get_call_refs, df_insn_refs_collect): Likewise.
13531 (df_bb_regs_collect): Likewise.
13532 (df_entry_block_defs_collect): Likewise.
13533 (df_exit_block_uses_collect): Likewise.
13534 * df.h: Update declarations.
13535 * double-int.c (double_int_divmod): Add cast to enum type.
13536 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13537 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13538 (based_loc_descr): Likewise.
13539 (loc_descriptor_from_tree_1): Change first_op and second_op to
13540 enum dwarf_location_atom. Add cast to enum type.
13541 * expmed.c (init_expmed): Change 0 to SET in function call.
13542 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13543 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13544 (do_store_flag): Likewise.
13545 * fixed-value.h (struct fixed_value): Change mode to enum
13547 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13548 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13550 (insert_insn_decl, insert_decl, insert_state): Likewise.
13551 (automata_list_finish): Likewise.
13552 * genrecog.c (process_define_predicate): Add cast to enum type.
13553 * gensupport.c (init_predicate_table): Add cast to enum type.
13554 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13556 (gimple_build_call_1, gimple_build_label): Likewise.
13557 (gimple_build_goto, gimple_build_asm_1): Likewise.
13558 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13559 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13560 (enum fallback): Rename from enum fallback_t.
13561 (fallback_t): Typedef as int.
13562 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13563 GSI_SAME_STMT in function call.
13564 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13566 (setup_reg_class_relations): Likewise.
13567 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13568 (setup_prohibited_class_mode_regs): Add cast to enum type.
13569 (setup_prohibited_mode_move_regs): Likewise.
13570 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13571 (record_address_regs): Change i to enum reg_class.
13572 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13573 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13574 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13575 (GET_MODE_2XWIDER_MODE): Likewise.
13576 (GET_CLASS_NARROWEST_MODE): Likewise.
13577 * omp-low.c (expand_omp_for): Add cast to enum type.
13578 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13579 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13580 * postreload.c (reload_cse_simplify_operands): Change rclass local
13582 * predict.c (combine_predictions_for_insn): Change best_predictor
13583 and predictor to enum br_predictor.
13584 (combine_predictions_for_bb): Likewise.
13585 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13586 use SET_PREDICT_EXPR_OUTCOME.
13587 * real.c (real_arithmetic): Change icode to code in function call.
13588 * reginfo.c (init_move_cost): Add casts to enum type.
13589 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13590 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13592 * reload.c (find_valid_class): Add casts to enum type.
13593 (push_reload): Change 0 to NO_REGS in function call.
13594 (find_reloads): Change this_alternative to array of enum
13595 reg_class. Remove some now-unnecessary casts.
13596 (make_memloc): Change 0 to VOIDmode in function call.
13597 * reload1.c (reload): Change 0 to VOIDmode in function call.
13598 (eliminate_regs_1, elimination_effects): Likewise.
13599 (eliminate_regs_in_insn): Likewise.
13600 (emit_input_reload_insns): Add cast to enum type.
13601 (delete_output_reload): Change 0 to VOIDmode in function call.
13602 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13603 to enum type in function call.
13604 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13605 (SET_PREDICT_EXPR_OUTCOME): Define.
13606 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13607 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13608 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13609 (dump_function): Likewise.
13610 * tree-dump.h: Update declarations.
13611 * tree-pass.h: Update declarations.
13612 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13613 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13615 (arm_rtx_costs_1): Correct parenthesization.
13616 (arm_rtx_costs): Add casts to enum type.
13617 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13618 (vfp_emit_fstmd): Use add_rg_note.
13619 (emit_multi_reg_push, emit_sfm): Likewise.
13620 (thumb_set_frame_pointer): Likewise.
13621 (arm_expand_prologue): Likewise.
13622 (arm_regno_class): Change return type to enum reg_class.
13623 (thumb1_expand_prologue): Use add_reg_note.
13624 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13625 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13627 * config/arm/gentune.sh: Add cast to enum type.
13628 * config/arm/arm-tune.md: Rebuild.
13629 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13630 (ix86_split_fp_branch, predict_jump): Likewise.
13631 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13632 insn_code to enum rtx_code.
13633 (ix86_builtin_vectorized_function): Add cast to enum type.
13634 * config/i386/i386.md (truncdfsf2): Change slot to enum
13636 (truncxf<mode>2, isinf<mode>2): Likewise.
13637 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13639 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13640 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13641 (insert_bundle_state): Change 1 to INSERT in function call.
13642 (ia64_add_bundle_selector_before): Likewise.
13643 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13644 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13645 (restore_stack_nonlocal): Likewise.
13646 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13648 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13650 (mips_rtx_costs): Likewise.
13651 (mips_override_options): Add casts to enum type.
13652 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13654 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13655 (store_reg, set_reg_plus_d): Likewise.
13656 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13657 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13659 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13661 (emit_unlikely_jump): Use add_reg_note.
13662 (rs6000_emit_allocate_stack): Likewise.
13663 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13664 (output_toc): Change 1 to INSERT in function call.
13665 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13666 (rs6000_initialize_trampoline): Likewise.
13667 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13669 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13670 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13671 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13672 (save_gprs): Use add_reg_note.
13673 (s390_emit_prologue): Likewise.
13674 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13675 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13676 (sparc_fold_builtin): Add cast to enum type.
13677 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13679 (spu_expand_prologue): Use add_reg_note.
13680 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13682 2009-04-20 Ian Lance Taylor <iant@google.com>
13684 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13685 (c_parser_postfix_expression_after_primary): Get VEC for list of
13686 arguments. Get original types of arguments. Call
13687 build_function_call_vec.
13688 (cached_expr_list_1, cached_expr_list_2): New static variables.
13689 (c_parser_expr_list): Change return type to VEC *. Add
13690 p_orig_types parameter. Change all callers.
13691 (c_parser_release_expr): New static function.
13692 (c_parser_vec_to_tree_list): New static function.
13693 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13694 call build_function_call_vec.
13695 (build_function_call_vec): New function, based on old
13696 build_function_call.
13697 (convert_arguments): Remove nargs and argarray parameters. Change
13698 values to a VEC. Add origtypes parameter.
13699 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13700 (convert_for_assignment): Add origtype parameter. Change all
13701 callers. If warn_cxx_compat, check for conversion to an enum
13702 type when calling a function.
13703 (store_init_value): Add origtype parameter. Change all callers.
13704 (digest_init): Likewise.
13705 (struct init_node): Add origtype field.
13706 (add_pending_init): Add origtype parameter. Change all callers.
13707 (output_init_element): Likewise.
13708 (output_pending_init_elements): Pass origtype from init_node to
13709 output_init_element.
13710 (process_init_element): Pass origtype from c_expr to
13711 output_init_element.
13712 (c_finish_return): Add origtype parameter. Change all callers.
13713 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13715 (sync_resolve_params): Likewise.
13716 (sync_resolve_return): Change params to first_param. Change caller.
13717 (resolve_overloaded_builtins): Change params to VEC *. Change
13718 callers. Save first parameter around call to build_function_call_vec.
13719 * c-decl.c (finish_decl): Add origtype parameter. Change all
13720 callers. Call build_function_call_vec rather than
13721 build_function_call for cleanup.
13722 * c-tree.h: Update declarations.
13723 * c-common.h: Update declarations.
13724 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13725 params to first_param.
13726 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13727 params parameter from tree to void *.
13728 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13729 Change arglist parameter to have type void *, and to be a pointer
13731 * config/rs6000/rs6000-protos.h
13732 (altivec_resolve_overloaded_builtin): Update declaration.
13733 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13734 fnargs parameter to have type void *, and to be a pointer to a
13735 VEC. Call build_function_call_vec instead of
13736 build_function_call.
13737 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13739 2009-04-20 Joey Ye <joey.ye@intel.com>
13740 Xuepeng Guo <xuepeng.guo@intel.com>
13741 H.J. Lu <hongjiu.lu@intel.com>
13743 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13745 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13746 (IX86_LEA_PRIORITY): Likewise.
13747 (distance_non_agu_define): New function.
13748 (distance_agu_use): Likewise.
13749 (ix86_lea_for_add_ok): Likewise.
13750 (ix86_dep_by_shift_count): Likewise.
13752 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13753 should split for LEA.
13755 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13757 (ix86_dep_by_shift_count): Likewise.
13759 2009-04-20 Richard Guenther <rguenther@suse.de>
13761 * expr.c (handled_component_p): Move ...
13762 * tree.h (handled_component_p): ... here.
13763 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13764 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13765 and REALPART_EXPR to be in one group.
13767 2009-04-20 Richard Guenther <rguenther@suse.de>
13769 * basic-block.h (get_all_dominated_blocks): Declare.
13770 * dominance.c (get_all_dominated_blocks): New function.
13771 * tree-cfg.c (get_all_dominated_blocks): Remove.
13772 (remove_edge_and_dominated_blocks): Adjust.
13773 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13774 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13775 instead of recursing.
13777 2009-04-20 Doug Kwan <dougkwan@google.com>
13779 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13780 (struct cgraph_node_set_def): New type.
13781 (cgraph_node_set) New type. Also declare vector functions.
13782 (struct cgraph_node_set_element_def): New type.
13783 (cgraph_node_set_element): Ditto.
13784 (cgraph_node_set_iterator): New iterator type.
13785 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13786 cgraph_node_set_remove, dump_cgraph_node_set,
13787 debug_cgraph_node_set): New prototypes.
13788 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13789 cgraph_node_set_size): New inlines.
13790 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13791 including cgraph.h.
13792 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13793 argument to function 'write_summary'.
13794 * ipa.c: Include ggc.h.
13795 (hash_cgraph_node_set_element,
13796 eq_cgraph_node_set_element, cgraph_node_set_new,
13797 cgraph_node_set_add, cgraph_node_set_remove,
13798 cgraph_node_set_find, dump_cgraph_node_set,
13799 debug_cgraph_node_set): New functions.
13800 * Makefile.in (ipa.o): Add dependency on GGC_H.
13802 2009-04-20 Ira Rosen <irar@il.ibm.com>
13804 PR tree-optimization/39675
13805 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13806 check of the return code of vect_schedule_slp. Check that
13807 stmt_vec_info still exists for the statement, before checking its
13808 vectorization type.
13810 2009-04-20 Michael Matz <matz@suse.de>
13812 * Makefile.in (generated_files): Take out $(simple_generated_c).
13814 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13816 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13817 (UINTPTR_TYPE): Likewise.
13819 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13822 * c-typeck.c (digest_init): Check for initializing an array with a
13825 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13828 * c-semantics.c (pop_stmt_list): Propagate
13829 STATEMENT_LIST_HAS_LABEL to parent statement list.
13831 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13833 * config/mips/mips.h (mips_tune_attr): New macro.
13834 * config/mips/mips.md (cpu): Use it.
13836 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13839 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13842 2009-04-19 Diego Novillo <dnovillo@google.com>
13844 * toplev.c (compile_file): Move call to coverage_finish ...
13845 * cgraphunit.c (ipa_passes): ... here.
13846 Call cgraph_process_new_functions.
13847 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13848 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13850 2009-04-19 Jan Hubicka <jh@suse.cz>
13852 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13854 (dump_cgraph_node): Dump can throw external flag.
13855 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13857 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13861 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13862 * common.opt (Wlogical-op): Move from here...
13863 * c.opt (Wlogical-op): ... to here.
13864 * c-typeck.c (parser_build_binary_op): Update call to
13865 warn_logical_operator.
13866 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13868 * c-common.c (warn_logical_op): Update.
13869 * c-common.h (warn_logical_op): Update declaration.
13871 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13873 * tree.c (protected_set_expr_location): Fix formatting.
13875 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13878 * c-typeck.c (readonly_warning): new.
13879 (build_unary_op, build_modify_expr): Use readonly_warning for
13880 storing into something readonly but not const-qualified.
13882 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13885 * c-typeck.c (build_unary_op): Check for taking address of
13886 expression of type void.
13888 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13891 * c-typeck.c (build_function_call): Check for calling a function
13892 with qualified void return types. Call require_complete_type when
13895 2009-04-18 Jan Hubicka <jh@suse.cz>
13897 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13899 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13900 can_throw_external flag.
13901 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13902 * ipa-pure-const.c (ignore_edge): New function.
13903 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13904 only over can_throw_external edges.
13905 (local_pure_const): Add nothrow flag.
13906 * ipa-utils.c (searchc): Add ignore_edge callback.
13907 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13908 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13909 (set_nothrow_function_flags): Update cgraph.
13910 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13912 2009-04-18 Richard Guenther <rguenther@suse.de>
13914 PR middle-end/39804
13915 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13916 (fold_stmt): ... this and ...
13917 (fold_stmt_inplace): ... this.
13918 (fold_stmt_1): Fold references in calls and asms.
13919 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13921 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13923 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13924 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13926 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13928 * tree.c (function_args_count): Remove.
13929 * tree.h: Remove the prototype for function_args_count.
13931 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13933 * tree-iterator.c (expr_only): Remove.
13934 * tree.h: Remove the prototype for expr_only.
13936 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13938 * reginfo.c (cannot_change_mode_set_regs): Remove.
13939 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13941 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13943 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13944 whether operands 0 and 1 overlaps.
13946 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13948 PR middle-end/36902
13949 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13950 pointer. Use warning_at instead of warning.
13951 (search_for_addr_array): Likewise.
13952 (check_array_bounds): Likewise.
13953 (check_all_array_refs): Check that the incoming edge is not in the
13954 list of edges to be removed.
13955 (check_all_array_refs): Avoid the temporal pointer.
13956 (vrp_visit_cond_stmt): Fix typo.
13957 (simplify_switch_using_ranges): Handle the case where the switch
13958 index is an integer constant.
13960 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13962 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13966 * doc/extend.texi, doc/invoke.texi: Fix typos.
13968 2009-04-17 Cary Coutant <ccoutant@google.com>
13970 * tree-flow-inline.h (get_lineno): Fix inverted test.
13972 2009-04-17 Diego Novillo <dnovillo@google.com>
13974 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13975 assertion for AVAIL_OUT.
13977 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13980 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13981 * config/sh/linux-atomic.asm: Likewise.
13983 2009-04-17 Diego Novillo <dnovillo@google.com>
13985 * except.c (debug_eh_tree): New.
13986 (struct eh_region, struct eh_status): Move ...
13987 * except.h: ... here.
13988 (add_type_for_runtime): Declare extern.
13989 (lookup_type_for_runtime): Likewise.
13990 (debug_eh_tree): Declare.
13991 * Makefile.in (GTFILES): List except.h before except.c
13993 2009-04-17 Diego Novillo <dnovillo@google.com>
13995 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13996 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13997 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13998 (find_vars_r): ... here.
13999 * tree-flow.h (find_referenced_vars_in): Declare.
14000 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14001 that AVAIL_OUT exists for BLOCK.
14002 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14003 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14004 (tree-parloops.o): Likewise.
14006 2009-04-17 Simon Baldwin <simonb@google.com>
14008 * toplev.c (default_tree_printer): Add handling for %E format.
14010 2009-04-17 Diego Novillo <dnovillo@google.com>
14012 * tree-pretty-print.c (dump_generic_node): Add break after
14013 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14014 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14015 FUNCTION_TYPE together. Call print_struct_decl when printing
14016 structures and TDF_SLIM is not given.
14017 (print_struct_decl): Fix logic for detecting recursion.
14019 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14022 * gcc.c (create_at_file): New.
14023 (compile_input_file_p): New.
14024 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14025 * main.c (main): Update call to toplev_main.
14026 * toplev.c (toplev_main): Change signature. Call expandargv.
14027 * toplev.h (toplev_main): Change signature.
14029 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14031 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14032 if the latter is not constant.
14034 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14036 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14038 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14040 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14041 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14043 2009-04-17 Richard Guenther <rguenther@suse.de>
14045 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14046 Handle component references view-converting an invariant address.
14048 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14050 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14051 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14052 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14053 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14054 Use @deftypevr rather than @deftypevar.
14056 2009-04-17 Richard Guenther <rguenther@suse.de>
14058 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14059 (get_prop_source_stmt): Likewise.
14060 (can_propagate_from): Likewise.
14062 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14064 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14065 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14066 (--with-multilib-list): Add default value.
14067 * configure: Regenerate.
14068 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14069 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14070 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14071 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14072 Don't add default cpu to multilib list unnecessarily, but do enable
14073 the relevant compiler option..
14074 Add support for --with-multilib-list=<blank> and
14075 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14076 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14077 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14078 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14079 TM_MULTILIB_CONFIG.
14080 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14081 (MULTILIB_OSDIRNAMES): New variable.
14082 * config/sh/t-1e: Delete file.
14083 * config/sh/t-mlib-sh1: Delete file.
14084 * config/sh/t-mlib-sh2: Delete file.
14085 * config/sh/t-mlib-sh2a: Delete file.
14086 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14087 * config/sh/t-mlib-sh2a-single: Delete file.
14088 * config/sh/t-mlib-sh2a-single-only: Delete file.
14089 * config/sh/t-mlib-sh2e: Delete file.
14090 * config/sh/t-mlib-sh3e: Delete file.
14091 * config/sh/t-mlib-sh4: Delete file.
14092 * config/sh/t-mlib-sh4-nofpu: Delete file.
14093 * config/sh/t-mlib-sh4-single: Delete file.
14094 * config/sh/t-mlib-sh4-single-only: Delete file.
14095 * config/sh/t-mlib-sh4a: Delete file.
14096 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14097 * config/sh/t-mlib-sh4a-single: Delete file.
14098 * config/sh/t-mlib-sh4a-single-only: Delete file.
14099 * config/sh/t-mlib-sh4al: Delete file.
14100 * config/sh/t-mlib-sh5-32media: Delete file.
14101 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14102 * config/sh/t-mlib-sh5-64media: Delete file.
14103 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14104 * config/sh/t-mlib-sh5-compact: Delete file.
14105 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14106 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14107 * doc/install.texi (Options specification): Add
14108 --with-multilib-list and --with-endian.
14110 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14112 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14114 (OBJS-common): Add plugin-version.o.
14115 (plugin-version.o): New.
14116 * gcc-plugin.h (plugin_gcc_version): New.
14117 (plugin_default_version_check): New.
14118 (plugin_init_func, plugin_init): Add version argument.
14119 * plugin-version.c: New.
14120 * plugin.c (str_plugin_gcc_version_name): New.
14121 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14122 pass it to the init function.
14123 (plugin_default_version_check): New.
14125 2009-04-17 Richard Guenther <rguenther@suse.de>
14127 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14128 for decl-vs-decl disambiguation.
14130 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14132 * config/s390/s390.h (s390_tune_attr): New macro definition.
14133 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14135 2009-04-17 Richard Guenther <rguenther@suse.de>
14137 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14138 (fold_stmt_r): Likewise.
14139 (maybe_fold_reference): New function.
14140 (fold_gimple_assign): Handle cases fold_stmt_r did.
14141 (fold_stmt): Do not use fold_stmt_r.
14142 (fold_stmt_inplace): Likewise.
14144 2009-04-17 Richard Guenther <rguenther@suse.de>
14146 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14147 (record_equivalences_from_stmt): Remove useless checks and
14149 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14150 the type is already suitable.
14152 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14154 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14156 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14158 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14159 (CMPtype): Define as __gcc_CMPtype.
14161 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14163 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14164 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14166 2009-04-17 Richard Guenther <rguenther@suse.de>
14168 PR tree-optimization/39746
14169 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14170 special-casing for builtins and static variable use/def.
14171 (call_may_clobber_ref_p_1): Likewise.
14173 2009-04-16 Ian Lance Taylor <iant@google.com>
14175 * df.h: Include "timevar.h".
14176 (struct df_problem): Change tv_id field to timevar_id_t.
14177 * tree-pass.h: Include "timevar.h".
14178 (struct opt_pass): Change tv_id field to timevar_id_t.
14179 * timevar.h (timevar_id_t): Define TV_NONE.
14180 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14181 TV_NONE rather than tv_id != 0.
14182 (execute_one_pass): Likewise.
14183 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14184 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14185 dependencies to $(TREE_PASS_H).
14186 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14188 (pass_branch_target_load_optimize2): Likewise.
14189 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14190 (pass_outof_cfg_layout_mode): Likewise.
14191 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14192 (pass_rebuild_cgraph_edges): Likewise.
14193 (pass_remove_cgraph_callee_edges): Likewise.
14194 * df-core.c (pass_df_initialize_opt): Likewise.
14195 (pass_df_initialize_no_opt): Likewise.
14196 (pass_df_finish): Likewise.
14197 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14198 * except.c (pass_set_nothrow_function_flags): Likewise.
14199 (pass_convert_to_eh_region_ranges): Likewise.
14200 * final.c (pass_compute_alignments): Likewise.
14201 * function.c (pass_instantiate_virtual_regs): Likewise.
14202 (pass_init_function): Likewise.
14203 (pass_leaf_regs): Likewise.
14204 (pass_match_asm_constraints): Likewise.
14205 * gimple-low.c (pass_lower_cf): Likewise.
14206 (pass_mark_used_blocks): Likewise.
14207 * init-regs.c (pass_initialize_regs): Likewise.
14208 * integrate.c (pass_initial_value_sets): Likewise.
14209 * ira.c (pass_ira): Likewise.
14210 * jump.c (pass_cleanup_barriers): Likewise.
14211 * omp-low.c (pass_expand_omp): Likewise.
14212 (pass_lower_omp): Likewise.
14213 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14214 * recog.c (pass_split_all_insns): Likewise.
14215 (pass_split_after_reload): Likewise.
14216 (pass_split_before_regstack): Likewise.
14217 (pass_split_before_sched2): Likewise.
14218 (pass_split_for_shorten_branches): Likewise.
14219 * reginfo.c (pass_reginfo_init): Likewise.
14220 (pass_subregs_of_mode_init): Likewise.
14221 (pass_subregs_of_mode_finish): Likewise.
14222 * passes.c (pass_postreload): Likewise.
14223 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14224 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14225 (pass_warn_function_return): Likewise.
14226 (pass_warn_function_noreturn): Likewise.
14227 * tree-complex.c (pass_lower_complex): Likewise.
14228 (pass_lower_complex_O0): Likewise.
14229 * tree-if-conv.c (pass_if_conversion): Likewise.
14230 * tree-into-ssa.c (pass_build_ssa): Likewise.
14231 * tree-mudflap.c (pass_mudflap_1): Likewise.
14232 (pass_mudflap_2): Likewise.
14233 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14234 (pass_mudflap_2): Likewise.
14235 * tree-nrv.c (pass_return_slot): Likewise.
14236 * tree-object-size.c (pass_object_sizes): Likewise.
14237 * tree-optimize.c (pass_all_optimizations): Likewise.
14238 (pass_early_local_passes): Likewise.
14239 (pass_all_early_optimizations): Likewise.
14240 (pass_cleanup_cfg): Likewise.
14241 (pass_cleanup_cfg_post_optimizing): Likewise.
14242 (pass_free_datastructures): Likewise.
14243 (pass_free_cfg_annotations): Likewise.
14244 (pass_fixup_cfg): Likewise.
14245 (pass_init_datastructures): Likewise.
14246 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14247 (pass_late_warn_uninitialized): Likewise.
14248 (pass_update_address_taken): Likewise.
14249 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14250 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14251 (pass_cse_sincos): Likewise.
14252 (pass_convert_to_rsqrt): Likewise.
14253 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14254 * tree-stdarg.c (pass_stdarg): Likewise.
14255 * tree-tailcall.c (pass_tail_recursion): Likewise.
14256 (pass_tail_calls): Likewise.
14257 * tree-vect-generic.c (pass_lower_vector): Likewise.
14258 (pass_lower_vector_ssa): Likewise.
14259 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14261 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14263 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14265 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14267 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14268 logical and signext.
14270 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14273 * config/sh/predicates.md (arith_operand): Check if the operand
14274 of TRUNCATE is a REG.
14276 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14278 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14279 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14281 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14283 * tree-iterator.c (tsi_split_statement_list_after,
14284 tsi_split_statement_list_before): Remove.
14285 * tree-iterator.h: Remove the prototypes for
14286 tsi_split_statement_list_after and tsi_split_statement_list_before.
14288 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14290 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14291 * tree-ssa-propagate.h: Remove the prototype for
14292 stmt_makes_single_load.
14294 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14296 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14297 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14299 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14301 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14303 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14305 * except.c (eh_region_outer_p): Remove.
14306 * except.h: Remove the prototype for eh_region_outer_p.
14308 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14310 * function.c (current_function_assembler_name): Remove.
14311 * function.h: Remove the prototype for
14312 current_function_assembler_name.
14314 2009-04-16 Ian Lance Taylor <iant@google.com>
14316 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14317 (add_reg_note): Call alloc_reg_note.
14318 * rtl.h (alloc_reg_note): Declare.
14319 * combine.c (try_combine): Use alloc_reg_note.
14320 (recog_for_combine, move_deaths): Likewise.
14321 (distribute_notes): Use alloc_reg_note and add_reg_note.
14322 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14323 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14324 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14326 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14328 PR rtl-optimization/39762
14329 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14330 ira_may_move_out_cost): Add comments about way of their usage.
14331 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14333 * ira-conflicts.c (process_regs_for_copy): Use function
14334 ira_get_register_move_cost instead of global
14335 ira_register_move_cost.
14337 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14338 color_pass, move_spill_restore, update_curr_costs): Ditto.
14340 * ira-lives.c (process_single_reg_class_operands): Ditto.
14342 * ira-emit.c (emit_move_list): Ditto.
14344 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14345 (record_reg_classes): Ditto. Use functions
14346 ira_get_register_move_cost and ira_get_may_move_cost instead of
14347 global vars ira_register_move_cost, ira_may_move_out_cost and
14348 ira_may_move_in_cost.
14349 (record_address_regs): Don't call ira_init_register_move_cost.
14350 Use function ira_get_may_move_cost instead of global
14351 ira_may_move_in_cost.
14352 (process_bb_node_for_hard_reg_moves): Use function
14353 ira_get_register_move_cost instead of global ira_register_move_cost.
14354 (ira_costs): Don't call ira_init_register_move_cost.
14356 2009-04-16 Richard Guenther <rguenther@suse.de>
14358 * tree-cfg.c (verify_gimple_assign_binary):
14359 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14360 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14361 (create_general_new_stmt): Note that this function is broken.
14363 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14365 * common.opt (fhelp): Add Var(help_flag).
14366 * gcc-plugin.h (plugin_info): Add help.
14367 * plugin.c (plugin_name_args): Add help.
14368 (register_plugin_info): Set plugin->help.
14369 (print_help_one_plugin): New.
14370 (print_plugins_help): New.
14371 * plugin.h (print_plugins_help): New.
14372 * toplev.c (toplev_main): Call print_plugins_help if needed.
14374 2009-04-16 Richard Guenther <rguenther@suse.de>
14376 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14377 (gimple_ior_addresses_taken_1): New function.
14378 (gimple_ior_addresses_taken): Likewise.
14379 * gimple.h (struct gimple_statement_with_ops_base): Remove
14380 addresses_taken member.
14381 (gimple_ior_addresses_taken): Declare.
14382 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14383 gimple_set_addresses_taken): Remove.
14384 * ipa-reference.c (mark_address): New function.
14385 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14386 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14387 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14388 (gimple_add_to_addresses_taken): Remove.
14389 (get_tmr_operands): Call mark_address_taken.
14390 (get_asm_expr_operands): Likewise.
14391 (get_expr_operands): Likewise.
14392 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14393 (free_stmt_operands): Do not free it.
14394 * tree-ssa.c (delete_tree_ssa): Likewise.
14395 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14397 2009-04-16 Richard Guenther <rguenther@suse.de>
14399 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14400 (walk_stmt_load_store_ops): Likewise.
14401 * gimple.c (get_base_loadstore): New function.
14402 (walk_stmt_load_store_addr_ops): Likewise.
14403 (walk_stmt_load_store_ops): Likewise.
14404 * ipa-pure-const.c (check_op): Simplify.
14405 (check_load, check_store): New functions.
14406 (check_stmt): Use walk_stmt_load_store_ops.
14407 * ipa-reference.c (mark_load): Adjust signature.
14408 (mark_store): Likewise.
14409 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14411 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14413 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14414 (plugin_info): New.
14415 * opts.c (common_handle_option): Don't call print_version.
14416 * plugin.c (plugin_name_args): Add version.
14417 (register_plugin_info): New.
14418 (register_callback): Handle PLUGIN_INFO.
14419 (try_init_one_plugin): New.
14420 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14422 (finalize_one_plugin): New.
14423 (finalize_plugins): New.
14424 (print_one_plugin): New.
14425 (print_plugins_versions): New.
14426 * plugin.h (print_plugins_versions): New.
14427 (finalize_plugins): New.
14428 * toplev.c (compile_file): Don't call initialize_plugins.
14429 (print_version): Call print_plugins_versions.
14430 (toplev_main): Call initialize_plugins. Print version if needed.
14431 Call finalize_plugins.
14433 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14435 * common.opt (fversion): New.
14436 * gcc.c (print_version): New.
14437 (process_command): Don't print the version. Just set print_version.
14438 (main): Print version. Call subprocesses if print_version and
14439 verbose_flag are set.
14440 * opts.c (common_handle_option): Handle OPT_fversion.
14442 2009-04-16 Richard Guenther <rguenther@suse.de>
14443 Ira Rosen <irar@il.ibm.com>
14445 PR tree-optimization/39698
14446 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14447 type of the reduction variable. Only generate the def if
14450 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14451 make sure to first convert to an integer of the same precision.
14452 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14453 the type of the evolution correctly in computing the new
14454 induction variable base.
14456 2009-04-16 Richard Guenther <rguenther@suse.de>
14458 PR middle-end/39625
14459 * tree-cfg.c (make_blocks): Split statements with to-be
14460 abnormal SSA names on the lhs.
14462 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14464 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14465 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14466 * c-typeck.c (really_start_incremental_init): Likewise.
14467 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14468 (TARGET_INITIALIZER): Remove it.
14469 * target.h (struct target): Remove vector_opaque_p.
14470 * tree.c (build_opaque_vector_type): New.
14471 * tree.h (TYPE_VECTOR_OPAQUE): New.
14472 (build_opaque_vector_type): Declare.
14473 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14474 * config/rs6000/rs6000.c (build_opaque_vector_type,
14475 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14476 (rs6000_init_builtins): Use build_opaque_vector_type for
14477 opaque_V4SI_type_node.
14479 2009-04-15 Catherine Moore <clm@codesourcery.com>
14481 * debug.h (set_name): Declare.
14482 * dwarf2out.c (dwarf2out_set_name): Declare.
14483 (dwarf2_debug_hooks): Add set_name.
14484 (find_AT_string): New.
14485 (add_AT_string): Call find_AT_string.
14486 (dwarf2out_set_name): New.
14487 * cp/decl.c (grokdeclarator): Call set_name.
14488 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14489 * debug.c (do_nothing_debug_hooks): Likewise.
14490 * dbxout.c (dbx_debug_hooks): Likewise.
14491 * sdbout.c (sdb_debug_hooks): Likewise.
14493 2009-04-15 Michael Eager <eager@eagercon.com>
14495 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14496 reg for single-precision FPU.
14497 * config/rs6000/rs6000.md (movsi_internal1): Only for
14498 !TARGET_SINGLE_FPU.
14499 (movsi_internal1_single): New. Add pattern to move SI values to/from
14500 single-precision FP regs.
14502 2009-04-15 Richard Guenther <rguenther@suse.de>
14504 * omp-low.c (lower_rec_input_clauses): Build correct address
14506 (expand_omp_for_generic): Fix multiplication type.
14507 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14508 (generate_memset_zero): Fix types.
14509 * tree-profile.c (prepare_instrumented_value): Correctly
14512 2009-04-15 Ian Lance Taylor <iant@google.com>
14514 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14515 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14516 for -Wall and for -Wc++-compat.
14517 (c_common_post_options): For C++, set warn_enum_compare if not
14519 * c-tree.h (struct c_expr): Add field original_type.
14520 (build_external_ref): Update declaration.
14521 * c-parser.c (c_parser_braced_init): Set original_type.
14522 (c_parser_initelt): Likewise.
14523 (c_parser_expr_no_commas): Likewise.
14524 (c_parser_conditional_expression): Likewise.
14525 (c_parser_cast_expression): Likewise.
14526 (c_parser_unary_expression): Likewise. Pull setting of
14527 original_code to top of function.
14528 (c_parser_sizeof_expression): Set original_type.
14529 (c_parser_alignof_expression): Likewise.
14530 (c_parser_postfix_expression): Likewise. Pull setting of
14531 original_code to top of function.
14532 (c_parser_postfix_expression_after_paren_type): Set original_type.
14533 (c_parser_postfix_expression_after_primary): Likewise.
14534 (c_parser_expression): Likewise.
14535 * c-typeck.c (build_external_ref): Add type parameter. Change all
14537 (c_expr_sizeof_expr): Set original_type field.
14538 (parser_build_unary_op): Likewise.
14539 (parser_build_binary_op): Likewise. Optionally warn about
14540 comparisons of enums of different types.
14541 (digest_init): Set original_type field.
14542 (really_start_incremental_init): Likewise.
14543 (push_init_level, pop_init_level): Likewise.
14544 * doc/invoke.texi (Warning Options): -Wenum-compare now
14547 2009-04-15 Richard Guenther <rguenther@suse.de>
14549 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14550 out a necessary conversion.
14551 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14552 names we didn't value number.
14553 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14555 2009-04-15 Richard Guenther <rguenther@suse.de>
14557 PR tree-optimization/39764
14558 * tree-ssa-ccp.c (get_value): Canonicalize value with
14559 canonicalize_float_value.
14561 2009-04-15 Jan Hubicka <jh@suse.cz>
14563 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14564 Wrong version of patch.
14566 2009-04-15 Jan Hubicka <jh@suse.cz>
14568 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14570 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14572 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14573 our distinct integral and vector types.
14575 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14577 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14578 * init.c (build_vtbl_address): Remove call to assemble_external.
14580 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14582 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14583 output for other floating point modes.
14585 2009-04-14 Diego Novillo <dnovillo@google.com>
14587 * diagnostic.c (diagnostic_report_diagnostic): Do not
14588 warn about loaded plugins for DK_ERROR and DK_WARNING.
14589 * c-decl.c (declspecs_add_type): Move call to
14590 invoke_plugin_callbacks ...
14591 * c-parser.c (c_parser_declspecs): ... here.
14592 * plugin.c (dump_active_plugins): Tidy output.
14594 2009-04-14 Diego Novillo <dnovillo@google.com>
14595 Le-Chun Wu <lcwu@google.com>
14597 * configure.ac: Add --enable-plugin support.
14598 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14599 * Makefile.in (PLUGIN_H): Define.
14600 Export ENABLE_PLUGIN and GMPINC to site.exp.
14601 Add PLUGINLIBS to link command.
14602 Add/modify dependencies for plugin.o and files including plugin.h.
14604 * config.in: Regenerate.
14606 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14609 2009-04-14 Le-Chun Wu <lcwu@google.com>
14611 * tree-pass.h (register_one_dump_file): Add a prototype for
14612 register_one_dump_file.
14613 * toplev.c (compile_file): Call initialize_plugins.
14614 (do_compile): Call invoke_plugin_callbacks.
14615 (toplev_main): Call invoke_plugin_callbacks.
14616 * common.opt: Add -fplugin= and -fplugin-arg-.
14617 * gcc-plugin.h: New public header file for plugins to include.
14618 * plugin.c: New source file.
14619 * plugin.h: New internal header file.
14620 * passes.c (register_one_dump_file): Make it external.
14622 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14624 2009-04-14 Diego Novillo <dnovillo@google.com>
14626 * doc/plugins.texi: New.
14627 * doc/gccint.texi: Add reference to Plugins chapter.
14628 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14629 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14630 loaded plugins, if any.
14631 * timevar.def (TV_PLUGIN_INIT): Define.
14632 (TV_PLUGIN_RUN): Define.
14633 * plugin.c: Include timevar.h
14634 (plugins_active_p): New.
14635 (dump_active_plugins): New.
14636 (debug_active_plugins): New.
14638 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14640 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14642 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14644 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14646 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14647 the same as a minus without a shift.
14649 2009-04-14 Nick Clifton <nickc@redhat.com>
14651 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14652 comparisons with small integers will always produce a short
14655 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14658 2008-12-19 Diego Novillo <dnovillo@google.com>
14660 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14662 2009-04-14 Richard Guenther <rguenther@suse.de>
14664 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14666 (verify_gimple_assign_binary): Likewise. Handle shifts and
14668 (verify_gimple_phi): Print the mismatched argument position.
14669 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14671 (vect_update_init_of_dr): Likewise.
14672 * matrix-reorg.c (transform_access_sites): Do what the
14674 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14676 2009-04-13 Michael Eager <eager@eagercon.com>
14678 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14679 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14680 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14681 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14682 remove duplicate config
14684 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14686 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14687 file_name:line_number type locator of the call site.
14689 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14691 * genautomata.c: Put blank after comma.
14692 (automaton_decls): New.
14693 (struct unit_usage): Add comments to member next.
14694 (store_alt_unit_usage): Keep the list ordered.
14695 (unit_present_on_list_p, equal_alternatives_p): New.
14696 (check_regexp_units_distribution): Check units distribution
14697 correctness correctly.
14698 (main): Don't write automata if error is found. Return correct
14701 * config/m68k/cf.md (cfv4_ds): Remove.
14702 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14703 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14705 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14706 power4-load-ext, power4-store, power4-store-update,
14707 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14708 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14709 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14710 power4-sqrt, power4-isync): Modify reservation to make correct
14711 unit distribution to automata.
14713 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14714 power5-store-update, power5-two, power5-three, power5-lmul,
14715 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14717 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14719 * except.c (pass_set_nothrow_function_flags): Set name and add
14721 (set_nothrow_function_flags): Mention in the dump file when
14722 changing a function to nothrow.
14724 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14727 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14728 instead of unsigned long.
14730 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14732 * config/arm/arm.c (return_used_this_function): Remove.
14733 (arm_output_function_prologue): Remove use of
14734 return_used_this_function.
14735 (output_return_instruction): Replace use of
14736 return_used_this_function
14737 by cfun->machine->return_used_this_function.
14738 (arm_output_epilogue): Likewise.
14739 (arm_output_function_epilogue): Likewise.
14740 (thumb_unexpanded_epilogue): Likewise.
14741 * config/arm/arm.h (struct machine_function):
14742 New member return_used_this_function.
14744 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14746 * doc/install.texi: Correct description of default directory for
14747 --with-gxx-include-dir.
14749 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14751 * fold-const.c (build_range_check): Properly deal with enumeral and
14752 boolean base types.
14754 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14756 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14757 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14758 * params.h (MAX_GCSE_PASSES): Remove.
14759 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14760 in sequence. Remove ability to run multiple passes.
14761 (bypass_jumps): Report run as third CPROP pass.
14763 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14765 PR middle-end/39651
14766 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14767 when deciding whether the whole SEQUENCE can throw.
14769 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14772 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14773 offseted label references.
14775 2009-04-11 Jan Hubicka <jh@suse.cz>
14777 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14779 2009-04-11 Richard Guenther <rguenther@suse.de>
14781 PR middle-end/39732
14782 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14783 return variables as TREE_ADDRESSABLE.
14785 2009-04-11 Richard Guenther <rguenther@suse.de>
14787 PR tree-optimization/39713
14788 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14789 reference trees have SSA_NAME operands.
14791 2009-04-11 Richard Guenther <rguenther@suse.de>
14794 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14795 address expressions.
14797 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14799 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14800 match changes in Cygwin 1.7
14801 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14802 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14804 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14806 PR tree-optimization/39701
14807 * doc/invoke.texi (Optimization Options): Document change in
14808 meaning and initialization of -fdelete-null-pointer-checks.
14810 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14812 PR middle-end/39701
14813 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14815 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14818 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14820 2009-04-10 Chao-ying Fu <fu@mips.com>
14822 * doc/tm.texi (Instruction Output): Document
14823 TARGET_ASM_FINAL_POSTSCAN_INSN.
14824 * target.h (final_postscan_insn): New field in asm_out.
14825 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14826 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14827 * final.c (final_scan_insn): Call
14828 targetm.asm_out.final_postscan_insn after outputting
14829 an asm macro and a normal instruction.
14831 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14832 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14833 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14834 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14835 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14837 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14839 PR middle-end/39701
14840 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14841 variables as non-NULL even with -fdelete-null-pointer-checks.
14843 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14845 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14847 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14850 * config/i386/i386.c (classify_argument): Handle SCmode with
14851 (bit_offset % 64) != 0.
14853 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14855 * doc/invoke.texi (Optimize Options): Add cross-reference to
14856 -Q --help=optimizers examples.
14858 2009-04-10 Ben Elliston <bje@au.ibm.com>
14861 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14862 regalign for the reg == fpr and TDmode case.
14864 2009-04-09 David Ayers <ayers@fsfe.org>
14867 * objc/objc-act.c (warn_with_method): Remove helper function.
14868 (check_duplicates): Call warning and inform directly.
14869 (really_start_method): Likewise.
14871 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14873 * expmed.c (expand_divmod): Always use a comparison for a division
14874 by a large unsigned integer.
14876 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14877 for things others than variables or functions as nonzero.
14879 2009-04-09 Nick Clifton <nickc@redhat.com>
14881 * unwind-compat.c: Change copyright header to refer to version
14882 3 of the GNU General Public License with version 3.1 of the
14883 GCC Runtime Library Exception and to point readers at the
14884 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14885 * config/alpha/crtfastmath.c: Likewise.
14886 * config/alpha/linux-unwind.h: Likewise.
14887 * config/alpha/qrnnd.asm: Likewise.
14888 * config/alpha/vms-crt0-64.c: Likewise.
14889 * config/alpha/vms-crt0.c: Likewise.
14890 * config/alpha/vms-dwarf2.asm: Likewise.
14891 * config/alpha/vms-dwarf2eh.asm: Likewise.
14892 * config/alpha/vms-psxcrt0-64.c: Likewise.
14893 * config/alpha/vms-psxcrt0.c: Likewise.
14894 * config/alpha/vms_tramp.asm: Likewise.
14895 * config/arc/initfini.c: Likewise.
14896 * config/arc/lib1funcs.asm: Likewise.
14897 * config/arm/bpabi-v6m.S: Likewise.
14898 * config/arm/bpabi.S: Likewise.
14899 * config/arm/bpabi.c: Likewise.
14900 * config/arm/crti.asm: Likewise.
14901 * config/arm/crtn.asm: Likewise.
14902 * config/arm/ieee754-df.S: Likewise.
14903 * config/arm/ieee754-sf.S: Likewise.
14904 * config/arm/lib1funcs.asm: Likewise.
14905 * config/arm/libunwind.S: Likewise.
14906 * config/arm/linux-atomic.c: Likewise.
14907 * config/arm/mmintrin.h: Likewise.
14908 * config/arm/pr-support.c: Likewise.
14909 * config/arm/unaligned-funcs.c: Likewise.
14910 * config/arm/unwind-arm.c: Likewise.
14911 * config/arm/unwind-arm.h: Likewise.
14912 * config/avr/libgcc.S: Likewise.
14913 * config/bfin/crti.s: Likewise.
14914 * config/bfin/crtlibid.s: Likewise.
14915 * config/bfin/crtn.s: Likewise.
14916 * config/bfin/lib1funcs.asm: Likewise.
14917 * config/bfin/linux-unwind.h: Likewise.
14918 * config/cris/arit.c: Likewise.
14919 * config/cris/cris_abi_symbol.c: Likewise.
14920 * config/darwin-64.c: Likewise.
14921 * config/darwin-crt2.c: Likewise.
14922 * config/darwin-crt3.c: Likewise.
14923 * config/darwin.h: Likewise.
14924 * config/dbxelf.h: Likewise.
14925 * config/dfp-bit.c: Likewise.
14926 * config/dfp-bit.h: Likewise.
14927 * config/elfos.h: Likewise.
14928 * config/fixed-bit.c: Likewise.
14929 * config/fixed-bit.h: Likewise.
14930 * config/fp-bit.c: Likewise.
14931 * config/fp-bit.h: Likewise.
14932 * config/fr30/crti.asm: Likewise.
14933 * config/fr30/crtn.asm: Likewise.
14934 * config/fr30/lib1funcs.asm: Likewise.
14935 * config/freebsd-spec.h: Likewise.
14936 * config/frv/cmovd.c: Likewise.
14937 * config/frv/cmovh.c: Likewise.
14938 * config/frv/cmovw.c: Likewise.
14939 * config/frv/frvbegin.c: Likewise.
14940 * config/frv/frvend.c: Likewise.
14941 * config/frv/lib1funcs.asm: Likewise.
14942 * config/glibc-stdint.h: Likewise.
14943 * config/h8300/clzhi2.c: Likewise.
14944 * config/h8300/crti.asm: Likewise.
14945 * config/h8300/crtn.asm: Likewise.
14946 * config/h8300/ctzhi2.c: Likewise.
14947 * config/h8300/fixunssfsi.c: Likewise.
14948 * config/h8300/lib1funcs.asm: Likewise.
14949 * config/h8300/parityhi2.c: Likewise.
14950 * config/h8300/popcounthi2.c: Likewise.
14951 * config/i386/ammintrin.h: Likewise.
14952 * config/i386/att.h: Likewise.
14953 * config/i386/avxintrin.h: Likewise.
14954 * config/i386/biarch64.h: Likewise.
14955 * config/i386/bmmintrin.h: Likewise.
14956 * config/i386/cpuid.h: Likewise.
14957 * config/i386/cross-stdarg.h: Likewise.
14958 * config/i386/crtfastmath.c: Likewise.
14959 * config/i386/crtprec.c: Likewise.
14960 * config/i386/cygming-crtbegin.c: Likewise.
14961 * config/i386/cygming-crtend.c: Likewise.
14962 * config/i386/cygwin.asm: Likewise.
14963 * config/i386/emmintrin.h: Likewise.
14964 * config/i386/gmm_malloc.h: Likewise.
14965 * config/i386/gthr-win32.c: Likewise.
14966 * config/i386/i386.h: Likewise.
14967 * config/i386/immintrin.h: Likewise.
14968 * config/i386/linux-unwind.h: Likewise.
14969 * config/i386/linux64.h: Likewise.
14970 * config/i386/mm3dnow.h: Likewise.
14971 * config/i386/mmintrin-common.h: Likewise.
14972 * config/i386/mmintrin.h: Likewise.
14973 * config/i386/nmmintrin.h: Likewise.
14974 * config/i386/pmm_malloc.h: Likewise.
14975 * config/i386/pmmintrin.h: Likewise.
14976 * config/i386/smmintrin.h: Likewise.
14977 * config/i386/sol2-c1.asm: Likewise.
14978 * config/i386/sol2-ci.asm: Likewise.
14979 * config/i386/sol2-cn.asm: Likewise.
14980 * config/i386/sol2-gc1.asm: Likewise.
14981 * config/i386/tmmintrin.h: Likewise.
14982 * config/i386/unix.h: Likewise.
14983 * config/i386/w32-unwind.h: Likewise.
14984 * config/i386/wmmintrin.h: Likewise.
14985 * config/i386/x86-64.h: Likewise.
14986 * config/i386/x86intrin.h: Likewise.
14987 * config/i386/xmmintrin.h: Likewise.
14988 * config/ia64/crtbegin.asm: Likewise.
14989 * config/ia64/crtend.asm: Likewise.
14990 * config/ia64/crtfastmath.c: Likewise.
14991 * config/ia64/crti.asm: Likewise.
14992 * config/ia64/crtn.asm: Likewise.
14993 * config/ia64/fde-glibc.c: Likewise.
14994 * config/ia64/lib1funcs.asm: Likewise.
14995 * config/ia64/linux-unwind.h: Likewise.
14996 * config/ia64/quadlib.c: Likewise.
14997 * config/ia64/unwind-ia64.c: Likewise.
14998 * config/linux.h: Likewise.
14999 * config/m32c/m32c-lib1.S: Likewise.
15000 * config/m32c/m32c-lib2-trapv.c: Likewise.
15001 * config/m32c/m32c-lib2.c: Likewise.
15002 * config/m32r/initfini.c: Likewise.
15003 * config/m68hc11/larith.asm: Likewise.
15004 * config/m68hc11/m68hc11-crt0.S: Likewise.
15005 * config/m68k/cf.md: Likewise.
15006 * config/m68k/crti.s: Likewise.
15007 * config/m68k/crtn.s: Likewise.
15008 * config/m68k/lb1sf68.asm: Likewise.
15009 * config/m68k/linux-unwind.h: Likewise.
15010 * config/mcore/crti.asm: Likewise.
15011 * config/mcore/crtn.asm: Likewise.
15012 * config/mcore/lib1.asm: Likewise.
15013 * config/mips/linux-unwind.h: Likewise.
15014 * config/mips/loongson.h: Likewise.
15015 * config/mips/mips16.S: Likewise.
15016 * config/mmix/crti.asm: Likewise.
15017 * config/mmix/crtn.asm: Likewise.
15018 * config/pa/fptr.c: Likewise.
15019 * config/pa/hpux-unwind.h: Likewise.
15020 * config/pa/lib2funcs.asm: Likewise.
15021 * config/pa/linux-atomic.c: Likewise.
15022 * config/pa/linux-unwind.h: Likewise.
15023 * config/pa/milli64.S: Likewise.
15024 * config/pa/quadlib.c: Likewise.
15025 * config/pa/stublib.c: Likewise.
15026 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15027 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15028 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15029 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15030 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15031 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15032 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15033 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15034 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15035 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15036 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15037 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15038 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15039 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15040 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15041 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15042 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15043 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15044 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15045 * config/rs6000/750cl.h: Likewise.
15046 * config/rs6000/altivec.h: Likewise.
15047 * config/rs6000/biarch64.h: Likewise.
15048 * config/rs6000/crtresfpr.asm: Likewise.
15049 * config/rs6000/crtresgpr.asm: Likewise.
15050 * config/rs6000/crtresxfpr.asm: Likewise.
15051 * config/rs6000/crtresxgpr.asm: Likewise.
15052 * config/rs6000/crtsavfpr.asm: Likewise.
15053 * config/rs6000/crtsavgpr.asm: Likewise.
15054 * config/rs6000/darwin-asm.h: Likewise.
15055 * config/rs6000/darwin-fallback.c: Likewise.
15056 * config/rs6000/darwin-fpsave.asm: Likewise.
15057 * config/rs6000/darwin-ldouble.c: Likewise.
15058 * config/rs6000/darwin-tramp.asm: Likewise.
15059 * config/rs6000/darwin-unwind.h: Likewise.
15060 * config/rs6000/darwin-vecsave.asm: Likewise.
15061 * config/rs6000/darwin-world.asm: Likewise.
15062 * config/rs6000/e500crtres32gpr.asm: Likewise.
15063 * config/rs6000/e500crtres64gpr.asm: Likewise.
15064 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15065 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15066 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15067 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15068 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15069 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15070 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15071 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15072 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15073 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15074 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15075 * config/rs6000/eabi-ci.asm: Likewise.
15076 * config/rs6000/eabi-cn.asm: Likewise.
15077 * config/rs6000/eabi.asm: Likewise.
15078 * config/rs6000/linux-unwind.h: Likewise.
15079 * config/rs6000/linux64.h: Likewise.
15080 * config/rs6000/paired.h: Likewise.
15081 * config/rs6000/paired.md: Likewise.
15082 * config/rs6000/ppc64-fp.c: Likewise.
15083 * config/rs6000/ppu_intrinsics.h: Likewise.
15084 * config/rs6000/rs6000.h: Likewise.
15085 * config/rs6000/si2vmx.h: Likewise.
15086 * config/rs6000/sol-ci.asm: Likewise.
15087 * config/rs6000/sol-cn.asm: Likewise.
15088 * config/rs6000/spe.h: Likewise.
15089 * config/rs6000/spu2vmx.h: Likewise.
15090 * config/rs6000/sysv4.h: Likewise.
15091 * config/rs6000/tramp.asm: Likewise.
15092 * config/rs6000/vec_types.h: Likewise.
15093 * config/s390/linux-unwind.h: Likewise.
15094 * config/s390/tpf-unwind.h: Likewise.
15095 * config/score/crti.asm: Likewise.
15096 * config/score/crtn.asm: Likewise.
15097 * config/sh/crt1.asm: Likewise.
15098 * config/sh/crti.asm: Likewise.
15099 * config/sh/crtn.asm: Likewise.
15100 * config/sh/divtab-sh4-300.c: Likewise.
15101 * config/sh/divtab-sh4.c: Likewise.
15102 * config/sh/divtab.c: Likewise.
15103 * config/sh/lib1funcs-4-300.asm: Likewise.
15104 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15105 * config/sh/lib1funcs.asm: Likewise.
15106 * config/sh/lib1funcs.h: Likewise.
15107 * config/sh/linux-atomic.asm: Likewise.
15108 * config/sh/linux-unwind.h: Likewise.
15109 * config/sh/shmedia.h: Likewise.
15110 * config/sh/sshmedia.h: Likewise.
15111 * config/sh/ushmedia.h: Likewise.
15112 * config/sparc/crtfastmath.c: Likewise.
15113 * config/sparc/linux-unwind.h: Likewise.
15114 * config/sparc/sol2-c1.asm: Likewise.
15115 * config/sparc/sol2-ci.asm: Likewise.
15116 * config/sparc/sol2-cn.asm: Likewise.
15117 * config/spu/divmodti4.c: Likewise.
15118 * config/spu/divv2df3.c: Likewise.
15119 * config/spu/float_disf.c: Likewise.
15120 * config/spu/float_unsdidf.c: Likewise.
15121 * config/spu/float_unsdisf.c: Likewise.
15122 * config/spu/float_unssidf.c: Likewise.
15123 * config/spu/mfc_multi_tag_release.c: Likewise.
15124 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15125 * config/spu/mfc_tag_release.c: Likewise.
15126 * config/spu/mfc_tag_reserve.c: Likewise.
15127 * config/spu/mfc_tag_table.c: Likewise.
15128 * config/spu/multi3.c: Likewise.
15129 * config/spu/spu_internals.h: Likewise.
15130 * config/spu/spu_intrinsics.h: Likewise.
15131 * config/spu/spu_mfcio.h: Likewise.
15132 * config/spu/vec_types.h: Likewise.
15133 * config/spu/vmx2spu.h: Likewise.
15134 * config/stormy16/stormy16-lib2.c: Likewise.
15135 * config/svr4.h: Likewise.
15136 * config/sync.c: Likewise.
15137 * config/v850/lib1funcs.asm: Likewise.
15138 * config/vxlib-tls.c: Likewise.
15139 * config/vxlib.c: Likewise.
15140 * config/vxworks-dummy.h: Likewise.
15141 * config/xtensa/crti.asm: Likewise.
15142 * config/xtensa/crtn.asm: Likewise.
15143 * config/xtensa/ieee754-df.S: Likewise.
15144 * config/xtensa/ieee754-sf.S: Likewise.
15145 * config/xtensa/lib1funcs.asm: Likewise.
15146 * config/xtensa/lib2funcs.S: Likewise.
15147 * config/xtensa/linux-unwind.h: Likewise.
15148 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15149 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15150 * coretypes.h: Likewise.
15151 * crtstuff.c: Likewise.
15152 * defaults.h: Likewise.
15153 * dwarf2.h: Likewise.
15154 * emutls.c: Likewise.
15155 * gbl-ctors.h: Likewise.
15156 * gcov-io.h: Likewise.
15157 * ginclude/float.h: Likewise.
15158 * ginclude/iso646.h: Likewise.
15159 * ginclude/stdarg.h: Likewise.
15160 * ginclude/stdbool.h: Likewise.
15161 * ginclude/stddef.h: Likewise.
15162 * ginclude/stdfix.h: Likewise.
15163 * ginclude/stdint-gcc.h: Likewise.
15164 * ginclude/tgmath.h: Likewise.
15165 * gthr-aix.h: Likewise.
15166 * gthr-dce.h: Likewise.
15167 * gthr-gnat.c: Likewise.
15168 * gthr-gnat.h: Likewise.
15169 * gthr-lynx.h: Likewise.
15170 * gthr-mipssde.h: Likewise.
15171 * gthr-nks.h: Likewise.
15172 * gthr-posix.c: Likewise.
15173 * gthr-posix.h: Likewise.
15174 * gthr-posix95.h: Likewise.
15175 * gthr-rtems.h: Likewise.
15176 * gthr-single.h: Likewise.
15177 * gthr-solaris.h: Likewise.
15178 * gthr-tpf.h: Likewise.
15179 * gthr-vxworks.h: Likewise.
15180 * gthr-win32.h: Likewise.
15181 * gthr.h: Likewise.
15182 * libgcc2.c: Likewise.
15183 * libgcc2.h: Likewise.
15184 * libgcov.c: Likewise.
15185 * tsystem.h: Likewise.
15186 * typeclass.h: Likewise.
15187 * unwind-c.c: Likewise.
15188 * unwind-compat.h: Likewise.
15189 * unwind-dw2-fde-compat.c: Likewise.
15190 * unwind-dw2-fde-darwin.c: Likewise.
15191 * unwind-dw2-fde-glibc.c: Likewise.
15192 * unwind-dw2-fde.c: Likewise.
15193 * unwind-dw2-fde.h: Likewise.
15194 * unwind-dw2.c: Likewise.
15195 * unwind-dw2.h: Likewise.
15196 * unwind-generic.h: Likewise.
15197 * unwind-pe.h: Likewise.
15198 * unwind-sjlj.c: Likewise.
15199 * unwind.inc: Likewise.
15200 * config/arm/neon-gen.ml: Change generated copyright header to
15201 refer to version 3 of the GNU General Public License with
15202 version 3.1 of the GCC Runtime Library Exception and to point
15203 readers at the COPYING3 and COPYING3.RUNTIME files and the
15204 FSF's license web page.
15205 * config/arm/arm_neon.h: Regenerate.
15207 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15209 * config/cris/cris.md: Change copyright header to refer to version
15210 3 of the GNU General Public License.
15211 * doc/install.texi2html: Change copyright header to refer to version
15212 3 of the GNU General Public License and to point readers at the
15213 COPYING3 file and the FSF's license web page.
15214 * config/vax/linux.h: Likewise.
15216 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15218 * config/i386/i386.md (cmpcc): New.
15219 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15220 (sync_compare_and_swap_cc*): Delete.
15222 * config/s390/s390.c (s390_compare_emitted): Remove.
15223 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15224 s390_compare_emitted used to be handled. Assert that modes match.
15225 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15226 refer to sync_compare_and_swap_ccsi.
15227 * config/s390/s390.h (s390_compare_emitted): Remove.
15228 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15229 instead of s390_compare_emitted.
15230 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15231 instead of s390_compare_emitted.
15232 * config/s390/s390.md (cmpcc): New.
15233 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15234 CC_REGNUM, do not pretend it's set.
15235 (sync_compare_and_swap_cc*): Delete.
15236 * config/s390/predicates.md (cc_reg_operand): New.
15238 * expr.c (sync_compare_and_swap_cc): Delete.
15239 * optabs.h (sync_compare_and_swap_cc): Delete.
15240 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15241 is being used with can_compare_p.
15242 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15243 (find_cc_set): New.
15244 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15245 look for a MODE_CC set instead. Use emit_store_flag.
15246 (expand_compare_and_swap_loop): Likewise, with some additional
15247 complication to avoid a force_reg when useless. Use
15248 emit_cmp_and_jump_insns.
15249 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15250 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15251 sync_compare_and_swap documentation.
15253 2009-04-09 Jan Hubicka <jh@suse.cz>
15255 * except.c (find_prev_try): Break out from ....
15256 (duplicate_eh_regions): ... here; properly update prev_try pointers
15257 when duplication part of tree.
15258 (dump_eh_tree): Improve dumping.
15259 (verify_eh_region): New.
15260 (verify_eh_tree): Use it.
15262 2009-04-06 Richard Guenther <rguenther@suse.de>
15264 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15265 &ARRAY addresses by adjusting their types and prepending
15267 * tree-cfg.c (verify_gimple_assign_single): Verify that
15268 addresses are correct.
15270 2009-04-09 Richard Guenther <rguenther@suse.de>
15272 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15273 indices into an array reference if possible.
15274 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15275 Fold POINTER_PLUS_EXPR statements with invariant address.
15277 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15280 * config.gcc (powerpc64-*-linux*): Always build biarch.
15282 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15285 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15286 it and pedwarn if this results in an INTEGER_CST.
15288 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15290 * doc/install.texi: Update minimum GMP version. Remove obsolete
15291 text in MPFR section.
15293 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15295 * dwarf2out.c (class_scope_p): New static inline.
15296 (class_or_namespace_scope_p): Use it.
15297 (gen_variable_die): Use DW_TAG_member tag for static data member
15298 declarations instead of DW_TAG_variable.
15300 PR middle-end/39573
15301 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15304 2009-04-08 Richard Guenther <rguenther@suse.de>
15306 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15307 valueize random data.
15309 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15311 * config.gcc (aix tm_file): Add aix-stdint.h.
15312 (aix tm clause use_gcc_stdint): Set to wrap.
15313 * config/rs6000/aix-stdint.h: New file.
15315 2009-04-08 Richard Guenther <rguenther@suse.de>
15317 PR middle-end/36291
15318 * tree-dfa.c (add_referenced_var): Do not recurse into
15319 global initializers.
15320 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15322 (fold_const_aggregate_ref): Likewise.
15324 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15326 * recog.c (ordered_comparison_operator): New.
15327 * gensupport.c (std_preds): Add it.
15328 * doc/md.texi (Machine-Independent Predicates): Document it.
15330 2009-04-08 Jan Hubicka <jh@suse.cz>
15332 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15333 * function.h (rtl_eh): Remove exception_handler_label_map.
15334 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15335 remove_exception_handler_label, for_each_eh_label_1): Remove.
15336 (rtl_remove_unreachable_regions): Remove.
15337 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15338 (find_exception_handler_labels): Don't build the hashtable.
15339 (maybe_remove_eh_handler): Remove.
15340 (for_each_eh_label): Rewrite to walk the tree.
15341 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15342 * except.h (maybe_remove_eh_handler): Remove.
15343 * passes.c (init_optimization_passes): Schedule second EH cleanup
15345 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15346 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15348 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15350 * genoutput.c (validate_optab_operands): New.
15351 (gen_insn, gen_expand): Call it.
15353 * genflags.c (gen_insn): Detect misused iterators.
15354 (main): Pass line_no to gen_insn, exit with status 1 on error.
15356 * genextract.c (line_no): Make global.
15357 (VEC_safe_set_locstr): Change assertion to error message.
15358 (main): Exit with status 1 on error.
15360 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15364 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15365 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15366 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15367 * c-convert.c (convert): Do not call fold on results of conversion
15368 functions when the result is a C_MAYBE_CONST_EXPR.
15369 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15370 of __builtin_choose_expr.
15371 * c-typeck.c (remove_c_maybe_const_expr): New.
15372 (build_unary_op, build_conditional_expr, build_compound_expr,
15373 build_binary_op, c_objc_common_truthvalue_conversion): Call
15374 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15377 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15379 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15380 CODE to produce a new one. Add a prototype to use fold_convert_const
15382 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15385 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15386 mix declarations and code.
15388 2009-04-08 Ben Elliston <bje@au.ibm.com>
15390 * gcc.c: Replace `CC' with `GCC' throughout.
15392 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15394 * doc/invoke.texi: Document Atom support.
15396 2009-04-07 Jason Merrill <jason@redhat.com>
15399 * c-common.h, c-common.c: Add flag_pretty_templates.
15400 * c-opts.c (c_common_handle_option): Set it.
15401 * c.opt: Add -fno-pretty-templates.
15402 * doc/invoke.texi (C++ Dialect Options): Likewise.
15404 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15406 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15407 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15408 (ia64_expand_builtin): Likewise.
15410 2009-04-07 Martin Jambor <mjambor@suse.cz>
15412 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15413 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15414 ADDR_EXPRS are include too.
15416 2009-04-07 Richard Guenther <rguenther@suse.de>
15418 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15419 decls are only used if passes as parameters or if they are
15420 local statics and the call is not to a builtin.
15421 (call_may_clobber_ref_p_1): Likewise.
15423 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15425 * expr.c (do_store_flag): Remove last argument. Simplify code
15426 to avoid duplication of tests already done by can_compare_p.
15427 (expand_expr_real_1): Adjust caller.
15429 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15431 * optabs.c (can_compare_p): Test the predicate of a
15432 cbranch and cstore pattern.
15434 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15436 * expr.c (convert_move): Use emit_store_flag instead of
15439 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15441 * config/i386/i386.c (ix86_compare_emitted): Remove.
15442 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15443 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15444 * config/i386/i386.h (ix86_compare_emitted): Remove.
15445 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15446 instead of ix86_compare_emitted.
15447 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15449 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15451 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15452 Add t-sysroot-suffix to tmake_file.
15453 * config/print-sysroot-suffix.sh: New file.
15454 * config/t-sysroot-suffix: New file.
15456 2009-04-07 Ben Elliston <bje@au.ibm.com>
15458 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15459 as the latter produces a warning when the target does not support
15462 2009-04-07 Ben Elliston <bje@au.ibm.com>
15464 * dfp.c: Replace type punning assignments with memcpy throughout.
15465 * Makefile.in (dfp.o-warn): Remove.
15467 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15470 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15471 Include soft-fp/t-softfp after rs6000/t-linux64.
15473 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15475 * stor-layout.c (set_sizetype): Use the full precision of their
15476 machine mode for bitsize types.
15478 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15480 * config/i386/i386.md: Revert 2 accidental checkins.
15482 2009-04-06 Joey Ye <joey.ye@intel.com>
15483 Xuepeng Guo <xuepeng.guo@intel.com>
15484 H.J. Lu <hongjiu.lu@intel.com>
15486 Atom pipeline model, tuning and insn selection.
15487 * config.gcc (atom): Add atom config options and target.
15489 * config/i386/atom.md: New.
15491 * config/i386/i386.c (atom_cost): New cost.
15492 (m_ATOM): New macro flag.
15493 (initial_ix86_tune_features): Set m_ATOM.
15494 (x86_accumulate_outgoing_args): Likewise.
15495 (x86_arch_always_fancy_math_387): Likewise.
15496 (processor_target): Add Atom cost.
15497 (cpu_names): Add Atom cpu name.
15498 (override_options): Set Atom ISA.
15499 (ix86_issue_rate): New case PROCESSOR_ATOM.
15500 (ix86_adjust_cost): Likewise.
15502 * config/i386/i386.h (TARGET_ATOM): New target macro.
15503 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15504 (TARGET_OPT_AGU): New target option.
15505 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15506 (processor_type): Add PROCESSOR_ATOM.
15508 * config/i386/i386.md (cpu): Add new value "atom".
15509 (use_carry, movu): New attr.
15510 (atom.md): Include atom.md.
15511 (adddi3_carry_rex64): Set attr "use_carry".
15512 (addqi3_carry): Likewise.
15513 (addhi3_carry): Likewise.
15514 (addsi3_carry): Likewise.
15515 (*addsi3_carry_zext): Likewise.
15516 (subdi3_carry_rex64): Likewise.
15517 (subqi3_carry): Likewise.
15518 (subhi3_carry): Likewise.
15519 (subsi3_carry): Likewise.
15520 (x86_movdicc_0_m1_rex64): Likewise.
15521 (*x86_movdicc_0_m1_se): Likewise.
15522 (x86_movsicc_0_m1): Likewise.
15523 (*x86_movsicc_0_m1_se): Likewise.
15524 (*adddi_1_rex64): Emit add insn as much as possible.
15525 (*addsi_1): Likewise.
15526 (return_internal): Set atom_unit.
15527 (return_internal_long): Likewise.
15528 (return_pop_internal): Likewise.
15529 (*rcpsf2_sse): Set atom_sse_attr attr.
15530 (*qrt<mode>2_sse): Likewise.
15531 (*prefetch_sse): Likewise.
15533 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15535 (ix86_target_macros_internal): Likewise.
15537 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15538 (*prefetch_sse_rex): Likewise.
15539 (sse_rcpv4sf2): Likewise.
15540 (sse_vmrcpv4sf2): Likewise.
15541 (sse_sqrtv4sf2): Likewise.
15542 (<sse>_vmsqrt<mode>2): Likewise.
15543 (sse_ldmxcsr): Likewise.
15544 (sse_stmxcsr): Likewise.
15545 (*sse_sfence): Likewise.
15546 (sse2_clflush): Likewise.
15547 (*sse2_mfence): Likewise.
15548 (*sse2_lfence): Likewise.
15549 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15550 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15551 (avx_movdqu<avxmodesuffix>): Likewise.
15552 (avx_lddqu<avxmodesuffix>): Likewise.
15553 (sse2_movntv2di): Change attr "type" to "ssemov".
15554 (sse2_movntsi): Likewise.
15555 (rsqrtv8sf2): Change attr "type" to "sseadd".
15556 (sse3_addsubv2df3): Set attr "atom_unit".
15557 (sse3_h<plusminus_insn>v4sf3): Likewise.
15558 (*sse2_pmaddwd): Likewise.
15559 (*vec_extractv2di_1_rex64): Likewise.
15560 (*vec_extractv2di_1_avx): Likewise.
15561 (sse2_psadbw): Likewise.
15562 (ssse3_phaddwv8hi3): Likewise.
15563 (ssse3_phaddwv4hi3): Likewise.
15564 (ssse3_phadddv4si3): Likewise.
15565 (ssse3_phadddv2si3): Likewise.
15566 (ssse3_phaddswv8hi3): Likewise.
15567 (ssse3_phaddswv4hi3): Likewise.
15568 (ssse3_phsubwv8hi3): Likewise.
15569 (ssse3_phsubwv4hi3): Likewise.
15570 (ssse3_phsubdv4si3): Likewise.
15571 (ssse3_phsubdv2si3): Likewise.
15572 (ssse3_phsubswv8hi3): Likewise.
15573 (ssse3_phsubswv4hi3): Likewise.
15574 (ssse3_pmaddubsw128): Likewise.
15575 (sse3_pmaddubsw: Likewise.
15576 (ssse3_palignrti): Likewise.
15577 (ssse3_palignrdi): Likewise.
15579 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15581 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15583 2009-04-06 Richard Guenther <rguenther@suse.de>
15585 PR tree-optimization/28868
15586 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15587 of which PHI results we inserted.
15588 (insert_into_preds_of_block): Record inserted PHIs.
15589 (eliminate): Eliminate redundant PHI nodes.
15590 (init_pre): Init inserted_phi_names.
15592 2009-04-06 Richard Guenther <rguenther@suse.de>
15594 PR tree-optimization/39643
15595 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15596 IMAGPART_EXPRs of complex constants.
15597 (execute_fold_all_builtins): If we folded a call queue
15598 TODO_update_address_taken.
15600 2009-04-06 Jan Hubicka <jh@suse.cz>
15602 PR middle-end/39659
15603 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15606 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15608 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15610 (ic_invalidate_array): Likewise.
15612 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15614 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15615 alignment for library calls.
15617 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15619 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15620 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15621 * config/i386/mingw-stdint.h: New file.
15623 2009-04-05 Richard Guenther <rguenther@suse.de>
15625 PR tree-optimization/39648
15626 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15627 our &A vs. &A[0] IL deficiencies.
15629 2009-04-04 Jan Hubicka <jh@suse.cz>
15631 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15632 removed toplevel regions.
15633 (sjlj_mark_call_sites): Likewise.
15635 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15637 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15638 (cygwin tm clause use_gcc_stdint): Set to wrap.
15639 * config/i386/cygwin-stdint.h: New file.
15641 2009-04-04 Richard Guenther <rguenther@suse.de>
15643 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15644 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15645 single-argument PHIs if we are in loop-closed SSA form.
15646 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15647 for the pre-condition.
15648 (slpeel_tree_peel_loop_to_edge): Likewise.
15649 (vect_build_loop_niters): Take an optional sequence to append stmts.
15650 (vect_generate_tmps_on_preheader): Likewise.
15651 (vect_do_peeling_for_loop_bound): Take extra guards for the
15653 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15654 the cost model check.
15655 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15656 guards if we are going to peel. Do not apply versioning in that case.
15657 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15658 (vect_do_peeling_for_loop_bound): Likewise.
15659 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15660 loop bound only record extra pre-conditions, do not apply loop
15663 2009-04-04 Richard Guenther <rguenther@suse.de>
15665 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15668 2009-04-04 Jan Hubicka <jh@suse.cz>
15670 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15671 last_basic_block for size of bb->index indexed array.
15672 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15673 compute_out, link_btr_uses, build_btr_def_use_webs,
15674 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15676 2009-04-04 Jan Hubicka <jh@suse.cz>
15678 * except.c (remove_eh_handler_and_replace): Break out from ...
15679 (remove_eh_handler): ... here.
15680 (bring_to_root): New function.
15681 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15682 handled ones, bring others to root of tree.
15684 2009-04-04 Jan Hubicka <jh@suse.cz>
15686 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15687 (all_phis_safe_to_merge): New function.
15688 (update_info): New structure.
15689 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15690 (cleanup_empty_eh): Update SSA if possible.
15692 2009-04-04 Richard Guenther <rguenther@suse.de>
15694 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15695 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15696 (append_vuse): Likewise.
15698 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15700 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15701 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15702 instead of REG_UNSAVED for DW_CFA_undefined.
15703 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15704 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15707 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15710 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15711 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15712 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15714 2009-04-04 Richard Guenther <rguenther@suse.de>
15716 PR tree-optimization/8781
15717 PR tree-optimization/37892
15718 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15719 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15720 (valueize_refs): Call it for *& valueizations.
15721 (shared_reference_ops_from_ref): Rename to ...
15722 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15723 (shared_reference_ops_from_call): Rename to ...
15724 (valueize_shared_reference_ops_from_call): ... this and valueize.
15725 (vn_reference_lookup): Update.
15726 (visit_reference_op_call): Likewise.
15727 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15728 (eliminate): Value-replace the call address in call statements.
15730 2009-04-04 Richard Guenther <rguenther@suse.de>
15732 PR tree-optimization/39636
15733 * tree-ssa-forwprop.c
15734 (forward_propagate_addr_into_variable_array_index): Check for
15735 GIMPLE_ASSIGN before accessing the rhs code.
15737 2009-04-03 Jason Merrill <jason@redhat.com>
15739 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15741 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15743 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15744 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15745 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15746 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15747 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15748 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15749 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15750 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15751 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15752 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15753 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15754 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15755 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15756 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15757 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15758 Use fr_reg_or_fp01_operand instead of fr_register_operand
15760 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15761 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15762 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15764 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15766 PR rtl-optimization/39607
15767 PR rtl-optimization/39631
15771 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15772 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15773 instead of DF_LR_OUT.
15774 * ira-lives.c (process_bb_node_lives): Ditto.
15775 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15776 instead of DF_LR_{OUT,IN}.
15777 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15778 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15780 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15782 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15783 (execute_lower_omp): Always run but take the short way out if -fopenmp
15785 (gate_lower_omp): Remove, forcing the pass manager to always run the
15786 pass and always set PROP_gimple_lomp.
15787 (pass_lower_omp): Remove gate function.
15788 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15789 PROP_trees. Instead, require it.
15790 * ipa-cp.c (pass_ipa_cp): Likewise.
15791 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15792 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15793 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15794 and PROP_gimple_leh.
15796 2009-04-03 Richard Guenther <rguenther@suse.de>
15798 PR middle-end/13146
15799 PR tree-optimization/23940
15800 PR tree-optimization/33237
15801 PR middle-end/33974
15802 PR middle-end/34093
15803 PR tree-optimization/36201
15804 PR tree-optimization/36230
15805 PR tree-optimization/38049
15806 PR tree-optimization/38207
15807 PR tree-optimization/38230
15808 PR tree-optimization/38301
15809 PR tree-optimization/38585
15810 PR middle-end/38895
15811 PR tree-optimization/38985
15812 PR tree-optimization/39299
15813 * tree-ssa-structalias.h: Remove.
15814 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15815 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15816 (struct vuse_element_d): Remove.
15817 (struct vuse_vec_d): Likewise.
15818 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15819 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15820 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15821 VUSE_ELEMENT_VAR): Likewise.
15822 (struct voptype_d): Likewise.
15823 (NUM_VOP_FREE_BUCKETS): Likewise.
15824 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15825 (struct stmt_operands_d): Remove.
15826 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15827 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15828 VDEF_NUM, VDEF_VECT): Likewise.
15829 (copy_virtual_operands): Remove.
15830 (operand_build_cmp): Likewise.
15831 (create_ssa_artificial_load_stmt): Likewise.
15832 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15833 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15834 vuse_index and mayuse_index members. Pack and move done and iter_type
15835 members to the front.
15836 (SSA_OP_VMAYUSE): Remove.
15837 (SSA_OP_VIRTUAL_USES): Adjust.
15838 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15839 (unlink_stmt_vdef): Declare.
15840 (add_to_addressable_set): Remove.
15841 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15842 (vrp_visit_stmt): Likewise.
15843 * doc/tree-ssa.texi (Alias analysis): Update.
15844 * doc/invoke.texi (max-aliased-vops): Remove docs.
15845 (avg-aliased-vops): Likewise.
15846 * tree-into-ssa.c (syms_to_rename): Remove.
15847 (need_to_update_vops_p): Likewise.
15848 (need_to_initialize_update_ssa_p): Rename to ...
15849 (update_ssa_initialized_fn): ... this. Track function we are
15851 (symbol_marked_for_renaming): Simplify.
15852 (add_new_name_mapping): Do not set need_to_update_vops_p.
15853 (dump_currdefs): Use SYMS_TO_RENAME.
15854 (rewrite_update_stmt): Always walk all uses/defs.
15855 (dump_update_ssa): Adjust.
15856 (init_update_ssa): Take function argument. Track what we are
15858 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15859 (create_new_def_for): Initialize for cfun, assert we are initialized
15861 (mark_sym_for_renaming): Simplify.
15862 (mark_set_for_renaming): Do not initialize update-ssa.
15863 (need_ssa_update_p): Simplify. Take function argument.
15864 (name_mappings_registered_p): Assert we ask for the correct function.
15865 (name_registered_for_update_p): Likewise.
15866 (ssa_names_to_replace): Likewise.
15867 (release_ssa_name_after_update_ssa): Likewise.
15868 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15869 (dump_decl_set): Do not print a newline.
15870 (debug_decl_set): Do it here.
15871 (dump_update_ssa): And here.
15872 * tree-ssa-loop-im.c (move_computations): Adjust.
15873 (movement_possibility): Likewise.
15874 (determine_max_movement): Likewise.
15875 (gather_mem_refs_stmt): Likewise.
15876 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15877 or NAME_MEMORY_TAG.
15878 * tree-complex.c (update_all_vops): Remove.
15879 (expand_complex_move): Adjust.
15880 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15881 Simplify test for memory referencing statement. Exclude
15882 non-invariant ADDR_EXPRs.
15883 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15884 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15885 (rdg_flag_uses): Likewise.
15886 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15888 (tree_optimize_tail_calls_1): Also split the
15889 edge from the entry block if we have degenerate PHI nodes in
15890 the first basic block.
15891 * tree.c (init_ttree): Remove memory-tag related code.
15892 (tree_code_size): Likewise.
15893 (tree_node_structure): Likewise.
15894 (build7_stat): Re-write to be build6_stat.
15895 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15896 (SSA_VAR_P): Adjust.
15897 (struct tree_memory_tag): Remove.
15898 (struct tree_memory_partition_tag): Likewise.
15899 (union tree_node): Adjust.
15900 (build7): Re-write to be build6.
15901 * tree-pass.h (pass_reset_cc_flags): Remove.
15902 (TODO_update_address_taken): New flag.
15903 (pass_simple_dse): Remove.
15904 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15905 * params.h (MAX_ALIASED_VOPS): Remove.
15906 (AVG_ALIASED_VOPS): Likewise.
15907 * omp-low.c (expand_omp_taskreg): Update SSA form.
15908 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15909 aliases the lhs in a copy stmt.
15910 * tree-ssa-dse.c (struct address_walk_data): Remove.
15911 (memory_ssa_name_same): Likewise.
15912 (memory_address_same): Likewise.
15913 (get_kill_of_stmt_lhs): Likewise.
15914 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15915 unused stores. Look through PHI nodes into post-dominated regions.
15916 (dse_optimize_stmt): Simplify. Properly remove stores.
15917 (tree_ssa_dse): Compute dominators.
15918 (execute_simple_dse): Remove.
15919 (pass_simple_dse): Likewise.
15920 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15921 gimple_loaded_syms and gimple_stored_syms computation.
15922 * toplev.c (dump_memory_report): Dump alias and pta stats.
15923 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15924 (vn_reference_eq): Likewise.
15925 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15926 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15927 valueize_vuses): Remove.
15928 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15929 (get_def_ref_stmt_vuse): ... this.
15930 (vn_reference_lookup_2): New function.
15931 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15932 walking equivalent vuses. Simplify.
15933 (vn_reference_lookup): Likewise.
15934 (vn_reference_insert): Likewise.
15935 (vn_reference_insert_pieces): Likewise.
15936 (visit_reference_op_call): Simplify.
15937 (visit_reference_op_load): Likewise.
15938 (visit_reference_op_store): Likewise.
15939 (init_scc_vn): Remove shared_lookup_vuses initialization.
15940 (free_scc_vn): Remove shared_lookup_vuses freeing.
15941 (sort_vuses, sort_vuses_heap): Remove.
15942 (get_ref_from_reference_ops): Export.
15943 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15944 vector with single vuse pointer.
15945 (vn_reference_lookup_pieces, vn_reference_lookup,
15946 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15947 (shared_vuses_from_stmt): Remove.
15948 (get_ref_from_reference_ops): Declare.
15949 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15950 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15951 memory-tag related code.
15952 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15953 (likely_value): Add comment, skip static-chain of call statements.
15954 (surely_varying_stmt_p): Adjust.
15955 (gimplify_and_update_call_from_tree): Likewise.
15956 (execute_fold_all_builtins): Do not rebuild alias info.
15957 (gimplify_and_update_call_from_tree): Properly update VOPs.
15958 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15959 (copy_ref_info): Remove memory-tag related code.
15960 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15961 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15962 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15964 * tree-ssa-dom.c (gimple_p): Remove typedef.
15965 (eliminate_redundant_computations): Adjust.
15966 (record_equivalences_from_stmt): Likewise.
15967 (avail_expr_hash): Likewise.
15968 (avail_expr_eq): Likewise.
15969 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15970 (stmt_makes_single_load): Likewise.
15971 (stmt_makes_single_store): Likewise.
15972 * tree-ssa-alias.c: Rewrite completely.
15973 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15974 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15975 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15976 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15977 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15978 Remove public functions.
15979 (pass_reset_cc_flags): Remove.
15980 (pass_build_alias): Move ...
15981 * tree-ssa-structalias.c (pass_build_alias): ... here.
15982 * tree-ssa-alias.c (may_be_aliased): Move ...
15983 * tree-flow-inline.h (may_be_aliased): ... here.
15984 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15985 count_uses_and_derefs): Move ...
15986 * gimple.c: ... here.
15987 * gimple.h (count_uses_and_derefs): Declare.
15988 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15989 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15990 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15991 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15992 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15993 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15994 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15996 * tree-dfa.c (refs_may_alias_p): Move ...
15997 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15998 * tree-ssa-alias.h: New file.
15999 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16000 (statement_sink_location): Likewise.
16001 * opts.c (decode_options): Do not adjust max-aliased-vops or
16002 avg-aliased-vops values.
16003 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16004 (TV_CALL_CLOBBER): Likewise.
16005 (TV_FLOW_SENSITIVE): Likewise.
16006 (TV_FLOW_INSENSITIVE): Likewise.
16007 (TV_MEMORY_PARTITIONING): Likewise.
16008 (TV_ALIAS_STMT_WALK): New timevar.
16009 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16010 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16011 (get_address_description): Remove memory-tag related code.
16012 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16013 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16014 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16015 and immediate uses in statements. Document.
16016 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16017 (dump_symbols): Remove.
16018 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16019 * alias.c (get_deref_alias_set): New function split out from ...
16020 (get_alias_set): ... here.
16021 * alias.h (get_deref_alias_set): Declare.
16022 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16023 type parameter. Remove restrict pointer handling. Create a
16024 ref-all pointer in case type-based alias sets do not conflict.
16025 (vect_analyze_data_refs): Remove SMT related code.
16026 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16027 (vectorizable_load): Likewise.
16028 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16029 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16030 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16031 Ignore vops and SMTs.
16032 (dr_analyze_alias): Likewise..
16033 (free_data_ref): Likewise.
16034 (create_data_ref): Likewise.
16035 (analyze_all_data_dependences): Likewise.
16036 (get_references_in_stmt): Adjust.
16037 * tree-flow-inline.h (gimple_aliases_computed_p,
16038 gimple_addressable_vars, gimple_call_clobbered_vars,
16039 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16040 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16041 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16042 gimple_mem_ref_stats): Remove.
16043 (gimple_vop): New function.
16044 (op_iter_next_use): Remove vuses and mayuses cases.
16045 (op_iter_next_def): Remove vdefs case.
16046 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16047 (clear_and_done_ssa_iter): Do not set removed fields.
16048 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16049 Assert we are not iterating over vuses or vdefs if not also
16050 iterating over uses or defs.
16051 (op_iter_init_use): Likewise.
16052 (op_iter_init_def): Likewise.
16053 (op_iter_next_vdef): Remove.
16054 (op_iter_next_mustdef): Likewise.
16055 (op_iter_init_vdef): Likewise.
16056 (compare_ssa_operands_equal): Likewise.
16057 (link_use_stmts_after): Handle vuse operand.
16058 (is_call_used): Use is_call_clobbered.
16059 (is_call_clobbered): Global variables are always call clobbered,
16060 query the call-clobbers bitmap.
16061 (mark_call_clobbered): Ignore global variables.
16062 (clear_call_clobbered): Likewise.
16063 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16064 virtual operands sanity check.
16065 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16067 (TARGET_MEM_REF): Remove TMR_TAG operand.
16068 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16069 Remove call-clobber related code.
16070 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16071 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16072 partitions or escape reason.
16073 (get_single_def_stmt, get_single_def_stmt_from_phi,
16074 get_single_def_stmt_with_phi): Remove.
16075 (dump_referenced_vars): Tidy.
16076 (get_ref_base_and_extent): Allow bare decls.
16077 (collect_dfa_stats): Adjust.
16078 * graphite.c (rename_variables_in_stmt): Adjust.
16079 (graphite_copy_stmts_from_block): Likewise.
16080 (translate_clast): Likewise.
16081 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16083 (translate_vuse_through_block): Use the oracle.
16084 (phi_translate_1): Adjust.
16085 (value_dies_in_block_x): Use the oracle. Cache the outcome
16087 (valid_in_sets): Check if the VUSE for
16088 a REFERENCE is available.
16089 (eliminate): Do not remove stmts during elimination,
16090 instead queue and remove them afterwards.
16091 (do_pre): Do not rebuild alias info.
16092 (pass_pre): Run TODO_rebuild_alias before PRE.
16093 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16094 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16095 (mark_all_v_defs_stmt): Remove.
16096 (mark_all_v_defs_seq): Adjust.
16097 (sra_replace): Likewise.
16098 (scalarize_use): Likewise.
16099 (scalarize_copy): Likewise.
16100 (scalarize_init): Likewise.
16101 (scalarize_ldst): Likewise.
16102 (todoflags): Remove.
16103 (tree_sra): Do not rebuild alias info.
16104 (tree_sra_early): Adjust.
16105 (pass_sra): Run TODO_update_address_taken before SRA.
16106 * tree-predcom.c (set_alias_info): Remove.
16107 (prepare_initializers_chain): Do not call it.
16108 (mark_virtual_ops_for_renaming): Adjust.
16109 (mark_virtual_ops_for_renaming_list): Remove.
16110 (initialize_root_vars): Adjust.
16111 (initialize_root_vars_lm): Likewise.
16112 (prepare_initializers_chain): Likewise.
16113 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16114 (may_propagate_copy_into_stmt): Likewise.
16115 (merge_alias_info): Do nothing for now.
16116 (propagate_tree_value_into_stmt): Adjust.
16117 (stmt_may_generate_copy): Likewise.
16118 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16119 not mark symbols for renaming.
16120 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16121 with the same statement, make sure to update the new pointed-to one.
16122 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16123 call statements, do not mark symbols for renaming.
16124 (mark_operand_necessary): Dump something.
16125 (ref_may_be_aliased): New function.
16126 (mark_aliased_reaching_defs_necessary_1): New helper function.
16127 (mark_aliased_reaching_defs_necessary): Likewise.
16128 (mark_all_reaching_defs_necessary_1): Likewise.
16129 (mark_all_reaching_defs_necessary): Likewise.
16130 (propagate_necessity): Do not process virtual PHIs. For
16131 non-aliased loads mark all reaching definitions as necessary.
16132 For aliased loads and stores mark the immediate dominating
16133 aliased clobbers as necessary.
16134 (visited): New global static.
16135 (perform_tree_ssa_dce): Free visited bitmap after propagating
16137 (remove_dead_phis): Perform simple dead virtual PHI removal.
16138 (remove_dead_stmt): Properly unlink virtual operands when
16140 (eliminate_unnecessary_stmts): Schedule PHI removal after
16142 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16143 (process_replaceable): Likewise.
16144 (find_replaceable_in_bb): Likewise.
16145 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16146 based on the single gimple vop.
16147 (verify_flow_insensitive_alias_info): Remove.
16148 (verify_flow_sensitive_alias_info): Likewise.
16149 (verify_call_clobbering): Likewise.
16150 (verify_memory_partitions): Likewise.
16151 (verify_alias_info): Likewise.
16152 (verify_ssa): Adjust..
16153 (execute_update_addresses_taken): Export. Update SSA
16154 manually. Optimize only when optimizing. Use a local bitmap.
16155 (pass_update_address_taken): Remove TODO_update_ssa, add
16157 (pass_update_address_taken): Just use TODO_update_address_taken.
16158 (init_tree_ssa): Do not initialize addressable_vars.
16159 (verify_ssa): Verify new VUSE / VDEF properties.
16160 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16161 Do not call verify_alias_info.
16162 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16163 Do not free the loaded and stored syms bitmaps. Reset the escaped
16164 and callused solutions. Do not free addressable_vars.
16165 Remove memory-tag related code.
16166 (warn_uninitialized_var): Aliases are always available.
16167 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16168 * lambda-code.c (can_put_in_inner_loop): Adjust.
16169 (can_put_after_inner_loop): Likewise.
16170 (perfect_nestify): Likewise.
16171 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16172 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16173 (vectorizable_conversion): Do not mark symbols for renaming.
16174 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16175 (expand_call_inline): Unlink the calls virtual operands before
16177 (tree_function_versioning): Do not call update_ssa if we are not
16178 updating clones. Simplify.
16179 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16180 (propagate_with_phi): Likewise..
16181 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16182 clobber code. Assert we are not aliased or global.
16183 * tree-flow.h: Include tree-ssa-alias.h
16184 (enum escape_type): Remove.
16185 (struct mem_sym_stats_d): Likewise.
16186 (struct mem_ref_stats_d): Likewise.
16187 (struct gimple_df): Add vop member. Remove global_var,
16188 call_clobbered_vars, call_used_vars, addressable_vars,
16189 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16190 escaped and callused members.
16191 (struct ptr_info_def): Remove all members, add points-to solution
16193 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16194 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16195 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16196 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16197 (tree-ssa-alias.o): Likewise.
16198 (toplev.o): Add tree-ssa-alias.h
16199 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16200 * gimple.c (gimple_set_bb): Fix off-by-one error.
16201 (is_gimple_reg): Do not handle memory tags.
16202 (gimple_copy): Also copy virtual operands.
16203 Delay updating the statement. Do not reset loaded and stored syms.
16204 (gimple_set_stored_syms): Remove.
16205 (gimple_set_loaded_syms): Likewise.
16206 (gimple_call_copy_skip_args): Copy the virtual operands
16207 and mark the new statement modified.
16208 * tree-ssa-structalias.c (may_alias_p): Remove.
16209 (set_uids_in_ptset): Take the alias set to prune with as
16210 parameter. Fold in the alias test of may_alias_p.
16211 (compute_points_to_sets): Compute whether a ptr is dereferenced
16212 in a local sbitmap.
16213 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16214 other ADDRESSOF constraints on the lhs.
16215 (get_constraint_for_component_ref): Assert that we don't get
16216 ADDRESSOF constraints from the base of the reference.
16217 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16218 (struct variable_info): Remove collapsed_to member.
16219 (get_varinfo_fc): Remove.
16220 (new_var_info): Do not set collapsed_to.
16221 (dump_constraint): Do not follow cycles.
16222 (dump_constraint_graph): Likewise.
16223 (build_pred_graph): Likewise.
16224 (build_succ_graph): Likewise.
16225 (rewrite_constraints): Likewise.
16226 (do_simple_structure_copy): Remove.
16227 (do_rhs_deref_structure_copy): Remove.
16228 (do_lhs_deref_structure_copy): Remove.
16229 (collapse_rest_of_var): Remove.
16230 (do_structure_copy): Re-implement.
16231 (pta_stats): New global variable.
16232 (dump_pta_stats): New function.
16233 (struct constraint_expr): Make offset signed.
16234 (UNKNOWN_OFFSET): Define special value.
16235 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16236 (solution_set_expand): New helper function split out from ...
16237 (do_sd_constraint): ... here.
16238 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16239 (do_ds_constraint): Likewise.
16240 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16241 and CALLUSED = *CALLUSED.
16242 (set_union_with_increment): Make inc argument signed.
16243 (type_safe): Remove.
16244 (get_constraint_for_ptr_offset): Handle unknown and negative
16246 (first_vi_for_offset): Handle offsets before start. Bail
16247 out early for offsets beyond the variable extent.
16248 (first_or_preceding_vi_for_offset): New function.
16249 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16250 Together with ESCAPED = *ESCAPED this properly computes reachability.
16251 (find_what_var_points_to): New function.
16252 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16253 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16254 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16255 pt_solutions_intersect): New functions.
16256 (compute_call_used_vars): Remove.
16257 (compute_may_aliases): New main entry into PTA computation.
16258 * gimple.h (gimple_p): New typedef.
16259 (struct gimple_statement_base): Remove references_memory_p.
16260 (struct gimple_statement_with_memory_ops_base): Remove
16261 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16263 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16264 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16265 gimple_set_references_memory): Remove.
16266 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16267 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16269 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16270 (verify_expr): Allow RESULT_DECL.
16271 (gimple_duplicate_bb): Do not copy virtual operands.
16272 (gimple_duplicate_sese_region): Adjust.
16273 (gimple_duplicate_sese_tail): Likewise.
16274 (mark_virtual_ops_in_region): Remove.
16275 (move_sese_region_to_fn): Do not call it.
16276 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16277 and pass_simple_dse.
16278 (execute_function_todo): Handle TODO_update_address_taken,
16279 call execute_update_addresses_taken for TODO_rebuild_alias.
16280 (execute_todo): Adjust.
16281 (execute_one_pass): Init dump files early.
16282 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16284 (create_general_new_stmt): Clear vops.
16285 * tree-ssa-reassoc.c (get_rank): Adjust.
16286 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16287 symbols for renaming.
16288 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16289 (PARAM_AVG_ALIASED_VOPS): Likewise.
16290 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16291 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16292 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16293 (operand_build_cmp, copy_virtual_operands,
16294 create_ssa_artificial_load_stmt, add_to_addressable_set,
16295 gimple_add_to_addresses_taken): Remove public functions.
16296 (unlink_stmt_vdef): New function.
16298 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16300 * config.gcc (powerpc-*-linux*): Merge variants.
16302 2009-04-02 Chao-ying Fu <fu@mips.com>
16303 James Grosbach <james.grosbach@microchip.com>
16305 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16306 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16308 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16309 keep_interrupts_masked_p, use_debug_exception_return_p.
16310 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16311 keep_interrupts_masked, use_debug_exception_return.
16312 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16313 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16315 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16316 (mips_print_operand): Process COP0 registers to print $0 .. $31
16317 correctly for GAS to process.
16318 (mips_interrupt_extra_call_saved_reg_p): New function.
16319 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16321 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16322 (mips_compute_frame_info): Add supports for interrupt context that
16323 includes doubleword accumulators and COP0 registers.
16324 (mips_for_each_saved_acc): New function.
16325 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16326 mips_for_each_saved_reg.
16327 (mips_save_reg): Save accumulators.
16328 (mips_kernel_reg_p): A new for_each_rtx callback.
16329 (mips_expand_prologue): Support interrupt handlers.
16330 (mips_restore_reg): Restore accumulators.
16331 (mips_expand_epilogue): Support interrupt handlers.
16332 (mips_can_use_return_insn): Return false for interrupt handlers.
16333 (mips_epilogue_uses): New function.
16334 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16335 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16336 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16337 cop0_move): New instructions.
16338 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16339 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16341 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16343 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16344 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16345 interrupt handlers, we use K0 as the temporary register.
16346 (EPILOGUE_USES): Change to a function call.
16347 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16348 handlers, we use K0 as the temporary register.
16350 * doc/extend.texi (Function Attributes): Document interrupt,
16351 use_shadow_register_set, keep_interrupts_masked,
16352 use_debug_exception_return for MIPS attributes.
16354 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16356 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16357 Remove a number of t-files from tmake_file.
16358 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16359 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16360 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16361 target_prototype, not TARGET_PROTOTYPE.
16362 (LINK_OS_GNU_SPEC): Define.
16363 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16364 and darwin-ldoubdle.c.
16366 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16369 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16370 (cpp_options): Ditto.
16371 (default_compilers): Ditto.
16372 (display_help): Ditto.
16373 (process_command): Ditto.
16374 (do_spec_1): Ditto.
16375 (set_input): Use lbasename instead of duplicate code.
16376 (save_temps_prefix): New static for -save-temps=obj.
16377 (save_temps_length): Ditto.
16379 * doc/invoke.texi (-save-temps=obj): Document new variant to
16380 -save-temps switch.
16382 2009-04-02 Jeff Law <law@redhat.com>
16384 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16387 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16389 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16390 * configure: Regenerated.
16392 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16394 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16395 share the argument list.
16397 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16401 2009-02-12 Diego Novillo <dnovillo@google.com>
16403 * varpool.c (debug_varpool): New.
16404 * cgraph.h (debug_varpool): Declare.
16406 2009-04-02 Jan Hubicka <jh@suse.cz>
16408 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16411 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16413 * config/i386/i386.c (ix86_abi): Move initialization to ...
16414 (override_options): Here.
16416 2009-04-02 Christian Bruel <christian.bruel@st.com>
16418 * config/sh/sh.c (sh_dwarf_register_span): New function.
16419 (TARGET_DWARF_REGISTER_SPAN): Define.
16420 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16422 2009-04-02 Ira Rosen <irar@il.ibm.com>
16424 PR tree-optimization/39595
16425 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16426 interleaved loads group is not greater than the SLP group size.
16428 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16430 * builtins.c (is_builtin_name): New.
16431 (called_as_built_in): Use is_builtin_name.
16432 * tree.h (is_builtin_name): New.
16433 * varasm.c (incorporeal_function_p): Use is_builtin_name
16435 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16437 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16439 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16442 * c-decl.c (clone_underlying_type): Move this ...
16443 * c-common.c (set_underlying_type): ... here.
16444 Also, make sure the function properly sets TYPE_STUB_DECL() on
16445 the newly created typedef variant type.
16446 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16447 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16450 2009-04-02 Richard Guenther <rguenther@suse.de>
16452 PR tree-optimization/37221
16453 * tree-flow.h (degenerate_phi_result): Declare.
16454 * tree-ssa-dom.c (degenerate_phi_result): Export.
16455 * tree-scalar-evolution.c (analyze_initial_condition): If
16456 the initial condition is defined by a degenerate PHI node
16457 use the degenerate value.
16459 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16461 PR rtl-optimization/39588
16462 * combine.c (merge_outer_ops): Do not set the constant when this
16464 (simplify_shift_const_1): Do not modify it either in this case.
16466 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16468 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16469 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16471 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16474 * c-lex.c (interpret_float): Default (no suffix) is double.
16476 2009-04-1 Xinliang David Li <davidxl@google.com>
16478 * config/i386/i386.c (legitimate_constant_p): Recognize
16479 all one vector constant.
16481 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16483 * config/vax/vax.c: Add #includes to silence warnings.
16484 Change #include order to silence two warnings.
16486 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16488 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16489 (ASM_SPEC): Pass -k to the assembler for PIC code.
16491 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16493 * config.gcc: Add vax-*-linux* to the switch.
16494 * config/vax/linux.h: New file. (TARGET_VERSION,
16495 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16497 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16499 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16500 Use predicate macros instead of GET_CODE() == foo.
16501 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16502 ashlsi3, rotrsi3, <unnamed>): Likewise.
16504 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16506 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16507 jbbccihi, jbbccisi): Remova trailing whitespace.
16508 * config/vax/constraints.md: Likewise.
16509 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16510 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16511 * config/vax/predicates.md: Likewise.
16512 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16513 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16514 * config/vax/vax.h: Likewise.
16515 * config/vax/vax.md (nonlocal_goto): Likewise.
16517 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16519 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16520 (indirectable_address_p, adjacent_operands_p): Add spaces around
16522 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16524 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16526 * config/vax/vax.c (legitimate_constant_address_p,
16527 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16528 index_term_p, reg_plus_index_p, legitimate_address_p,
16529 vax_mode_dependent_address_p): Update comments to match functions
16530 modified by the recent int->bool conversion.
16532 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16534 * config/vax/builtins.md: Update copyright message.
16535 * config/vax/constraints.md: Likewise.
16536 * config/vax/netbsd-elf.h: Likewise.
16537 * config/vax/predicates.md: Likewise.
16538 * config/vax/vax-protos.h: Likewise.
16539 * config/vax/vax.c: Likewise.
16540 * config/vax/vax.h: Likewise.
16541 * config/vax/vax.md: Likewise.
16542 * config/vax/vax.opt: Likewise.
16544 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16546 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16547 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16548 * config/vax/constraints.md (B, R): Likewise.
16549 * config/vax/predicates.md (external_memory_operand,
16550 nonimmediate_addsub_di_operand): Likewise.
16551 * config/vax/vax.c (vax_output_int_add): Likewise.
16552 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16553 untyped_call): Likewise.
16555 2009-04-01 Matt Thomas <matt@3am-software.com>
16557 * config/vax/predicates.md: New file.
16558 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16559 external_const_operand, nonsymbolic_operand, external_memory_operand,
16560 indirect_memory_operand, indexed_memory_operand,
16561 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16562 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16564 * config/vax/constraints.md: New file.
16565 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16567 * config/vax/builtins.md: New file.
16568 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16569 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16571 * config/vax/vax.opt (mqmath): Add option.
16572 * config/vax/vax.md (isfx): Extend with DI.
16573 (VAXintQH, VAXintQHSD): Define.
16574 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16575 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16576 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16577 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16578 (movdi): Update constraints and use vax_output_int_move().
16579 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16580 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16581 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16582 nonlocal_goto): New.
16583 (mov<mode>): Extend accepted operand types.
16584 (subdi3_old): Rename from subdi3, change update constraints and use
16585 a new implementation.
16586 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16587 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16588 MOVE_RATIO, CLEAR_RATIO): Define.
16589 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16590 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16591 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16592 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16593 (split_quadword_operands): Make static and really allow variable
16595 (print_operand_address): Update for PIC generation.
16596 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16597 indexable_address_p, fixup_mathdi_operand,
16598 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16599 (vax_float_literal, legitimate_constant_p,
16600 indirectable_constant_address_p, index_term_p,
16601 reg_plus_index_p): Return bool instead of int.
16602 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16604 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16606 (vax_output_conditional_branch): Indent.
16607 (legitimate_constant_address_p, indirectable_constant_address_p,
16608 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16609 vax_mode_dependent_address_p): Return bool instead of int, update for
16611 * config/vax/vax-protos.h (legitimate_constant_address_p,
16612 legitimate_constant_p, legitimate_address_p,
16613 vax_mode_dependent_address_p): Change declaration to bool.
16614 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16615 vax_expand_addsub_di_operands, vax_output_int_subtract,
16616 vax_output_movmemsi): Declare.
16617 (split_quadword_operands, vax_float_literal): Delete declaration.
16618 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16619 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16620 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16621 ASM_OUTPUT_DWARF_PCREL): Define.
16622 (ASM_SPEC): Change definition to allow PIC generation.
16624 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16626 * doc/sourcebuild.texi: Update front-end requirements.
16628 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16631 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16632 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16633 (booldi3_internal3): Use boolean_or_operator instead of
16636 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16639 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16640 declarator whose size is not an integer constant expression but
16641 folds to an integer constant, then treat it as a constant
16644 2009-04-01 Richard Guenther <rguenther@suse.de>
16646 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16647 i * 4 + 2 to (i * 2 + 1) * 2.
16649 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16652 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16653 return if c_parser_asm_string_literal returned NULL.
16655 2009-04-01 Nick Clifton <nickc@redhat.com>
16657 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16659 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16660 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16661 other typedefs to avoid conflicts with libgcc2.c. Define labels
16662 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16664 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16665 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16668 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16670 * varasm.c (default_function_rodata_section): Declare DOT as
16673 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16674 Andrey Galkin <agalkin@hypercom.com>
16677 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16678 Make object_name unique for each process.
16680 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16683 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16684 addressable variables in the parallel that could go out of scope while
16685 running queued tasks.
16687 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16689 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16690 (CASE_VALUES_THRESHOLD): Redefine.
16691 * config/avr/avr.c (avr_override_options): Remove initialization of
16692 avr_case_values_threshold variable.
16693 (avr_case_values_threshold): Remove variable. Add new function.
16694 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16695 * config/avr/avr.opt (mno-tablejump): Remove option.
16696 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16698 2009-04-01 DJ Delorie <dj@redhat.com>
16700 * varasm.c (default_function_rodata_section): Don't assume
16701 anything about where the first '.' in the section name is.
16703 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16705 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16706 rs6000_emit_stack_tie.
16708 2009-03-31 Ian Lance Taylor <iant@google.com>
16710 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16711 gimple_code with GIMPLE_RESX, not RESX.
16713 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16715 * c-common.c (c_get_ident): New.
16716 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16718 2009-04-01 Ben Elliston <bje@au.ibm.com>
16720 * config/rs6000/sysv4.opt (msdata): Improve option description.
16722 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16724 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16725 (divdf3_internal_lat): Remove.
16726 (divxf3_internal_lat): Remove.
16727 (divxf3_internal_thr): Remove.
16728 (divxf): Use divxf3_internal.
16729 * config/ia64/div.md (divsf3_internal_lat): New.
16730 (divdf3_internal_lat): New.
16731 (divxf3_internal): New.
16733 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16736 * Makefile.in (USE_GCC_STDINT): Define.
16737 (stmp-int-hdrs): Install stdint.h if applicable.
16738 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16740 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16741 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16742 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16743 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16744 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16745 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16746 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16747 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16748 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16749 (c_common_nodes_and_builtins): Initialize
16750 underlying_wchar_type_node. Do not initialize
16751 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16752 nodes for new types.
16753 (c_stddef_cpp_builtins): Define macros for new types.
16754 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16756 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16757 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16758 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16759 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16760 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16761 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16762 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16763 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16764 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16765 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16766 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16767 int16_type_node, int32_type_node, int64_type_node,
16768 uint8_type_node, uint16_type_node, c_uint32_type_node,
16769 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16770 int_least32_type_node, int_least64_type_node,
16771 uint_least8_type_node, uint_least16_type_node,
16772 uint_least32_type_node, uint_least64_type_node,
16773 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16774 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16775 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16776 uintptr_type_node): Define.
16777 * c-cppbuiltin.c (builtin_define_constants,
16778 builtin_define_type_minmax): New.
16779 (builtin_define_stdint_macros): Define more macros.
16780 (c_cpp_builtins): Define more limit macros.
16781 (type_suffix): New.
16782 (builtin_define_type_max): Define in terms of
16783 builtin_define_type_minmax. Remove is_long parameter. All
16785 * config.gcc (use_gcc_stdint): Define.
16786 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16787 Add newlib-stdint.h for generic targets.
16788 * config/glibc-stdint.h, config/newlib-stdint.h,
16789 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16790 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16791 * config/score/score.h (UINTPTR_TYPE): Define.
16792 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16793 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16794 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16795 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16796 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16797 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16798 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16799 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16800 * config/spu/spu.h (STDINT_LONG32): Define.
16801 * configure.ac (use_gcc_stdint): Substitute.
16802 * configure: Regenerate.
16803 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16804 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16805 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16806 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16807 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16808 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16809 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16810 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16811 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16812 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16813 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16814 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16815 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16816 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16817 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16818 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16819 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16820 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16821 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16822 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16823 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16824 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16825 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16826 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16827 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16828 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16829 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16830 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16831 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16833 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16835 * loop-iv.c (suitable_set_for_replacement): Renamed from
16836 simplify_using_assignment; changed to return bool and to accept new
16837 args DEST and SRC. Return true iff we find a source/destination pair
16838 that can be used to make a replacement, and fill SRC and DEST if so.
16839 Remove arg ALTERED. Don't deal with altered regs here. All callers
16841 (simplify_using_initial_values): Deal with altered regs here and track
16842 more precisely the effect they have on the validity of our expression.
16844 * loop-iv.c (simplify_using_condition): A condition of the form
16845 (EQ REG CONST) can be used to simply make a substitution.
16846 (simplify_using_initial_values): Keep track of conditions we have seen
16847 and keep using them to simplify new expressions, while applying the
16848 same substitutions to them as to the expression.
16850 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16851 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16854 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16855 changed. Use this when trying to improve the upper bound.
16856 Generate the comparison by using simplify_gen_relational.
16858 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16860 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16862 (simplify_using_assignment, simplify_using_initial_values): Call
16863 replace_in_expr to make replacements. Call replace_single_def_regs
16864 once on the initial version of the expression.
16866 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16869 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16871 2009-03-31 Richard Guenther <rguenther@suse.de>
16873 PR middle-end/31029
16874 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16875 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16877 2009-03-31 Richard Guenther <rguenther@suse.de>
16879 * tree.h (div_if_zero_remainder): Declare.
16880 * fold-const.c (div_if_zero_remainder): Export.
16881 * tree-ssa-forwprop.c
16882 (forward_propagate_addr_into_variable_array_index): Handle
16883 constant array index addition outside of the variable index.
16885 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16888 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16889 define_splits, floatunssi<mode>2): Require x87 conversions from
16890 DImode to be permitted.
16892 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16894 PR preprocessor/15638
16895 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16897 2009-03-31 Richard Guenther <rguenther@suse.de>
16899 PR middle-end/23401
16900 PR middle-end/27810
16901 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16902 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16903 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16904 a separate statement.
16905 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16906 (lookup_tmp_var): Likewise.
16907 (is_gimple_formal_tmp_or_call_rhs): Remove.
16908 (is_gimple_reg_or_call_rhs): Rename to ...
16909 (is_gimple_reg_rhs_or_call): ... this.
16910 (is_gimple_mem_or_call_rhs): Rename to ...
16911 (is_gimple_mem_rhs_or_call): ... this.
16912 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16913 DECL_GIMPLE_REG_P only if is_formal is true.
16914 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16915 for non-proper post-modify expression gimplification.
16916 (gimplify_self_mod_expr): For post-modify expressions gimplify
16917 the lvalue to a minimal lvalue.
16918 (rhs_predicate_for): Remove formal temp case.
16919 (gimplify_modify_expr_rhs): Likewise.
16920 (gimplify_addr_expr): Use is_gimple_reg.
16921 (gimplify_expr): Remove formal temp cases.
16922 (gimple_regimplify_operands): Likewise.
16923 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16924 and FILTER_EXPR like constants.
16925 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16927 (is_gimple_formal_tmp_rhs): Remove.
16928 (is_gimple_reg_rhs): Remove special casing.
16929 (is_gimple_mem_rhs): Fix.
16930 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16931 (is_gimple_formal_tmp_var): Remove.
16932 (is_gimple_formal_tmp_reg): Likewise.
16933 (is_gimple_min_lval): Allow invariant component ref parts.
16934 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16935 is_gimple_formal_tmp_reg): Remove declarations.
16936 * tree-cfg.c (verify_expr): Verify that variables with address
16937 taken do not have DECL_GIMPLE_REG_P set.
16938 * tree-mudflap.c (mf_build_check_statement_for): Use
16939 force_gimple_operand instead of gimplify_expr.
16941 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16943 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16944 schedulable rows to compute_split_row.
16946 2009-03-31 Ben Elliston <bje@au.ibm.com>
16949 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16952 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16954 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16955 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16956 * configure: Regenerate.
16957 * config.in: Regenerate.
16958 * config/rs6000/rs6000.opt (mtls-markers): Add.
16959 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16960 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16961 (tls_ld_aix, tls_ld_sysv): Likewise.
16962 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16963 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16965 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16967 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16969 2009-03-30 Jan Hubicka <jh@suse.cz>
16971 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16973 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16974 detection and label handling.
16976 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16978 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16979 left_conflicts_size.
16980 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16981 ALLOCNO_LEFT_CONFLICTS_SIZE.
16983 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16984 remove_allocno_from_bucket_and_push,
16985 allocno_spill_priority_compare, push_allocnos_to_stack,
16986 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16987 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16988 (setup_allocno_left_conflicts_num): Ditto. Rename to
16989 setup_allocno_left_conflicts_size.
16990 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16991 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16992 setup_allocno_left_conflicts_size instead of
16993 setup_allocno_left_conflicts_num.
16995 * ira-build.c (ira_create_allocno): Use
16996 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16997 ALLOCNO_LEFT_CONFLICTS_NUM.
16999 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17001 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17002 instead of DF_LR_OUT.
17004 * ira-lives.c (process_bb_node_lives): Ditto.
17006 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17007 instead of DF_LR_{OUT,IN}.
17009 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17011 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17013 2009-03-30 Jan Hubicka <jh@suse.cz>
17015 * except.c (label_to_region_map): Fix thinko.
17017 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17019 PR middle-end/38237
17020 * tree.h (tree_find_value): New declaration.
17021 * tree.c (tree_find_value): New function.
17022 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17024 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17027 * c-decl.c (struct c_binding): Add locus field.
17028 (bind): Add locus argument, set locus field from it.
17029 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17030 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17031 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17032 implicitly_declare, undeclared_variable, lookup_label,
17033 declare_label, c_make_fname_decl, c_builtin_function,
17034 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17037 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17040 * config/i386/i386.c (classify_argument): Check total size of
17043 2009-03-30 Martin Jambor <mjambor@suse.cz>
17045 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17046 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17047 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17050 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17051 seen_variable_array_ref while also traversing a union.
17053 * tree-inline.c (optimize_inline_calls): Do not call
17054 cgraph_node_remove_callees.
17055 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17056 (pass_remove_cgraph_callee_edges): New variable.
17057 * passes.c (init_optimization_passes): Add
17058 pass_remove_cgraph_callee_edges after early inlining and before all
17059 late intraprocedural passes.
17061 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17063 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17065 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17066 Fix typos in names.
17068 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17070 * combine.c (simplify_comparison): Use have_insn_for.
17071 * dojump.c (do_jump): Likewise.
17073 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17075 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17076 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17077 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17078 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17079 instead of sparc_compare_emitted.
17080 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17081 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17082 instead of sparc_compare_emitted.
17084 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17086 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17087 enter/exit cfglayout mode.
17088 (pass_partition_block): Require it.
17089 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17090 (combine_instructions): Track basic blocks instead of labels.
17091 (update_cfg_for_uncondjump): New.
17092 (try_combine): Use it. Update jumps after rescanning.
17093 (pass_combine): Require PROP_cfglayout.
17094 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17096 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17098 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17099 Provide/destroy PROP_cfglayout respectively.
17100 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17101 * tree-pass.h (PROP_cfglayout): New.
17103 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17105 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17106 fold_convert_const_fixed_from_fixed,
17107 fold_convert_const_fixed_from_int,
17108 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17109 set TREE_CONSTANT_OVERFLOW.
17110 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17111 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17113 2009-03-30 Ira Rosen <irar@il.ibm.com>
17115 * tree-vect-loop-manip.c: New file.
17116 * tree-vectorizer.c: Update documentation and included files.
17117 (vect_loop_location): Make extern.
17118 (rename_use_op): Move to tree-vect-loop-manip.c
17119 (rename_variables_in_bb, rename_variables_in_loop,
17120 slpeel_update_phis_for_duplicate_loop,
17121 slpeel_update_phi_nodes_for_guard1,
17122 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17123 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17124 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17125 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17126 find_loop_location): Likewise.
17127 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17128 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17129 get_vectype_for_scalar_type, vect_is_simple_use,
17130 supportable_widening_operation, supportable_narrowing_operation):
17132 (bb_in_loop_p): Move to tree-vect-loop.c.
17133 (new_loop_vec_info, destroy_loop_vec_info,
17134 reduction_code_for_scalar_code, report_vect_op,
17135 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17136 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17137 (vect_supportable_dr_alignment): Likewise.
17138 * tree-vectorizer.h (tree-data-ref.h): Include.
17139 (vect_loop_location): Declare.
17140 Reorganize function declarations according to the new file structure.
17141 * tree-vect-loop.c: New file.
17142 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17143 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17144 * tree-vect-data-refs.c: New file.
17145 * tree-vect-patterns.c (timevar.h): Don't include.
17146 * tree-vect-stmts.c: New file.
17147 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17148 tree-vect-slp.c, tree-vect-loop.c.
17149 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17150 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17151 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17152 (tree-vect-analyze.o): Remove.
17153 (tree-vect-transform.o): Likewise.
17154 (tree-vect-data-refs.o): Add rule.
17155 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17156 tree-vect-slp.o): Likewise.
17157 (tree-vect-patterns.o): Remove redundant dependencies.
17158 (tree-vectorizer.o): Likewise.
17159 * tree-vect-slp.c: New file.
17161 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17163 * optc-gen.awk: Warn if an option flag has multiple different
17166 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17168 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17169 -floop-block): Document dependences on PPL, CLooG and Graphite.
17171 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17173 PR rtl-optimization/323
17174 * c-common.c (c_fully_fold, convert_and_check,
17175 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17176 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17177 * c-common.def (EXCESS_PRECISION_EXPR): New.
17178 * c-cppbuiltin.c (builtin_define_float_constants): Define
17179 constants with enough digits for long double.
17180 * c-lex.c (interpret_float): Interpret constant with excess
17181 precision where appropriate.
17182 * c-opts.c (c_common_post_options): Set
17183 flag_excess_precision_cmdline. Give an error for
17184 -fexcess-precision=standard for C++ for processors where the
17185 option is significant.
17186 * c-parser.c (c_parser_conditional_expression): Handle excess
17187 precision in condition.
17188 * c-typeck.c (convert_arguments): Handle arguments with excess
17190 (build_unary_op): Move excess precision outside operation.
17191 (build_conditional_expr): Likewise.
17192 (build_compound_expr): Likewise.
17193 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17194 (build_modify_expr): Handle excess precision in RHS.
17195 (convert_for_assignment): Handle excess precision in converted
17197 (digest_init, output_init_element, process_init_element): Handle
17198 excess precision in initializer.
17199 (c_finish_return): Handle excess precision in return value.
17200 (build_binary_op): Handle excess precision in operands and add
17201 excess precision as needed for operation.
17202 * common.opt (-fexcess-precision=): New option.
17203 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17204 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17205 For standard excess precision, output explicit conversion to and
17206 truncation from XFmode.
17207 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17208 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17209 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17210 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17211 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17212 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17213 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17214 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17215 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17216 define_splits, sqrt<mode>2): Disable where appropriate for
17217 standard excess precision.
17218 * convert.c (convert_to_real): Do not shorten arithmetic to type
17219 for which excess precision would be used.
17220 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17221 * doc/invoke.texi (-fexcess-precision=): Document option.
17222 (-mfpmath=): Correct index entry.
17223 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17224 flag_excess_precision): New.
17225 * langhooks.c (lhd_post_options): Set
17226 flag_excess_precision_cmdline.
17227 * opts.c (common_handle_option): Handle -fexcess-precision=.
17228 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17229 init_excess_precision): New.
17230 (lang_dependent_init_target): Call init_excess_precision.
17231 * tree.c (excess_precision_type): New.
17232 * tree.h (excess_precision_type): Declare.
17234 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17237 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17238 non-lvalue to component.
17240 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17242 PR preprocessor/34695
17243 * Makefile.in (c-opts.o): Depend on c-tree.h.
17244 * c-common.c: Move down include of diagnostic.h.
17245 (done_lexing, c_cpp_error): New.
17246 * c-common.h (done_lexing): Declare.
17247 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17249 * c-opts.c: Include c-tree.h.
17250 (c_common_init_options): Set preprocessor error callback.
17251 (c_common_handle_option): Do not set preprocessor
17252 inhibit_warnings, warnings_are_errors, warn_system_headers,
17253 pedantic_errors or inhibit_warnings flags.
17254 (c_common_post_options): Do not check cpp_errors (parse_in).
17255 (c_common_finish): Do not output dependencies if there were
17256 errors. Do not check return value of cpp_finish.
17257 * c-ppoutput.c (pp_file_change): Set input_location.
17258 * c-tree.h (c_cpp_error): Declare.
17259 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17261 (diagnostic_build_prefix): Check override_column.
17262 * diagnostic.h (diagnostic_info): Add override_column field.
17263 (diagnostic_override_column): Define.
17265 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17267 * c-common.c (c_expand_expr, c_staticp): Remove.
17268 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17269 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17270 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17271 * c-gimplify.c (gimplify_compound_literal_expr,
17272 optimize_compound_literals_in_ctor): Remove.
17273 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17274 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17275 * c-semantics.c (emit_local_var): Remove.
17277 * langhooks-def.h (lhd_expand_expr): Remove.
17278 * langhooks.c (lhd_expand_expr): Remove.
17279 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17281 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17282 handling from c-semantics.c; don't call into langhook.
17283 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17284 * gimplify.c (gimplify_compound_literal_expr,
17285 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17286 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17287 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17288 as was done in c-gimplify.c.
17289 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17290 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17291 Move from c-common.h.
17292 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17294 * tree.c (staticp): Do not call langhook.
17295 * langhooks.c (lhd_staticp): Delete.
17296 * langhooks-def.h (lhd_staticp): Delete prototype.
17297 (LANG_HOOKS_STATICP): Delete.
17298 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17300 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17301 instead of DECL_STMTs.
17303 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17311 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17313 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17314 contained expression.
17315 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17316 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17317 conditional expressions for C.
17318 (decl_constant_value_for_optimization): Move from
17319 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17320 whether optimizing and that the expression is a VAR_DECL not of
17321 array type instead of doing such checks in the caller. Do not
17322 check pedantic. Call gcc_unreachable for C++.
17323 * c-common.def (C_MAYBE_CONST_EXPR): New.
17324 * c-common.h (c_fully_fold, c_save_expr,
17325 decl_constant_value_for_optimization): New prototypes.
17326 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17327 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17328 EXPR_INT_CONST_OPERANDS): Define.
17329 * c-convert.c (convert): Strip nops from expression.
17330 * c-decl.c (groktypename): Take extra parameters expr and
17331 expr_const_operands. Update call to grokdeclarator.
17332 (start_decl): Update call to grokdeclarator. Add statement for
17333 expressions used in type of decl.
17334 (grokparm): Update call to grokdeclarator.
17335 (push_parm_decl): Update call to grokdeclarator.
17336 (build_compound_literal): Add parameter non_const and build a
17337 C_MAYBE_COSNT_EXPR if applicable.
17338 (grokdeclarator): Take extra parameters expr and
17339 expr_const_operands. Track expressions used in declaration
17340 specifiers and declarators. Fold array sizes and track whether
17341 they are constant expressions and whether they are integer
17342 constant expressions.
17343 (parser_xref_tag): Set expr and expr_const_operands fields in
17345 (grokfield): Update call to grokdeclarator.
17346 (start_function): Update call to grokdeclarator.
17347 (build_null_declspecs): Set expr and expr_const_operands fields in
17349 (declspecs_add_type): Handle expressions in typeof specifiers.
17350 * c-parser.c (c_parser_declspecs): Set expr and
17351 expr_const_operands fields for declaration specifiers.
17352 (c_parser_enum_specifier): Likewise.
17353 (c_parser_struct_or_union_specifier): Likewise.
17354 (c_parser_typeof_specifier): Likewise. Update call to
17355 groktypename. Fold expression as needed. Return expressions with
17356 type instead of adding statements.
17357 (c_parser_attributes): Update calls to c_parser_expr_list.
17358 (c_parser_statement_after_labels): Fold expression before passing
17359 to objc_build_throw_stmt.
17360 (c_parser_condition): Fold expression.
17361 (c_parser_asm_operands): Fold expression.
17362 (c_parser_conditional_expression): Use c_save_expr. Update call
17363 to build_conditional_expr.
17364 (c_parser_alignof_expression): Update call to groktypename.
17365 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17366 original_code. Fold expression argument of va_arg. Create
17367 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17368 argument to va_arg. Update calls to groktypename. Fold array
17369 index for offsetof. Verify that first argument to
17370 __builtin_choose_expr has integer type.
17371 (c_parser_postfix_expression_after_paren_type): Update calls to
17372 groktypename and build_compound_literal. Handle expressions with
17373 side effects in type name.
17374 (c_parser_postfix_expression_after_primary): Update call to
17375 c_parser_expr_list. Set original_code for calls to
17376 __builtin_constant_p.
17377 (c_parser_expr_list): Take extra parameter fold_p. Fold
17378 expressions if requested.
17379 (c_parser_objc_type_name): Update call to groktypename.
17380 (c_parser_objc_synchronized_statement): Fold expression.
17381 (c_parser_objc_receiver): Fold expression.
17382 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17383 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17384 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17385 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17386 (struct c_typespec): Add elements expr and expr_const_operands.
17387 (struct c_declspecs): Add elements expr and expr_const_operands.
17388 (groktypename, build_conditional_expr, build_compound_literal):
17390 (in_late_binary_op): Declare.
17391 * c-typeck.c (note_integer_operands): New function.
17392 (in_late_binary_op): New variable.
17393 (decl_constant_value_for_broken_optimization): Move to c-common.c
17394 and rename to decl_constant_value_for_optimization.
17395 (default_function_array_conversion): Do not strip nops.
17396 (default_conversion): Do not call
17397 decl_constant_value_for_broken_optimization.
17398 (build_array_ref): Do not fold result.
17399 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17400 result when operand is a VLA.
17401 (c_expr_sizeof_type): Update call to groktypename. Handle
17402 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17403 result when operand names a VLA type.
17404 (build_function_call): Update call to build_compound_literal.
17405 Only fold result for calls to __builtin_* functions. Strip
17406 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17407 the function designator.
17408 (convert_arguments): Fold arguments. Update call to
17409 convert_for_assignment.
17410 (build_unary_op): Handle increment and decrement of
17411 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17412 decrement earlier. Fold operand of increment and decrement.
17413 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17414 built for integer operand. Wrap returns that are INTEGER_CSTs
17415 without being integer constant expressions or that have integer
17416 constant operands without being INTEGER_CSTs.
17417 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17418 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17419 result is an integer constant expression or can be used in
17420 unevaluated parts of one and avoid folding and wrap as
17421 appropriate. Fold operands before possibly doing -Wsign-compare
17423 (build_compound_expr): Wrap result for C99 if operands can be used
17424 in integer constant expressions.
17425 (build_c_cast): Update call to digest_init. Do not ignore
17426 overflow from casting floating-point constants to integers. Wrap
17427 results that could be confused with integer constant expressions,
17428 null pointer constants or floating-point constants.
17429 (c_cast_expr): Update call to groktypename. Handle expressions
17430 included in type name.
17431 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17432 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17433 Update calls to convert_for_assignment.
17434 (convert_for_assignment): Take new parameter
17435 null_pointer_constant. Do not strip nops or call
17436 decl_constant_value_for_broken_optimization. Set
17437 in_late_binary_op for conversions to boolean.
17438 (store_init_value): Update call to digest_init.
17439 (digest_init): Take new parameter null_pointer_constant. Do not
17440 call decl_constant_value_for_broken_optimization. pedwarn for
17441 initializers not constant expressions. Update calls to
17442 convert_for_assignment.
17443 (constructor_nonconst): New.
17444 (struct constructor_stack): Add nonconst element.
17445 (really_start_incremental_init, push_init_level, pop_init_level):
17446 Handle constructor_nonconst and nonconst element.
17447 (set_init_index): Call constant_expression_warning for array
17449 (output_init_element): Fold value. Set constructor_nonconst as
17450 applicable. pedwarn for initializers not constant expressions.
17451 Update call to digest_init. Call constant_expression_warning
17452 where constant initializers are required.
17453 (process_init_element): Use c_save_expr.
17454 (c_finish_goto_ptr): Fold expression.
17455 (c_finish_return): Fold return value. Update call to
17456 convert_for_assignment.
17457 (c_start_case): Fold switch expression.
17458 (c_process_expr_stmt): Fold expression.
17459 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17460 ensure statement expression is not evaluated in constant expression.
17461 (build_binary_op): Track whether results are integer constant
17462 expressions or may occur in such, disable folding and wrap results
17463 as applicable. Fold operands for -Wsign-compare warnings unless
17465 (c_objc_common_truthvalue_conversion): Handle results folded to
17466 integer constants that are not integer constant expressions.
17467 * doc/extend.texi: Document when typeof operands are evaluated,
17468 that condition of __builtin_choose_expr is an integer constant
17469 expression, and more about use of __builtin_constant_p in
17472 2009-03-29 Richard Guenther <rguenther@suse.de>
17474 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17475 propagate addresses of array references.
17477 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17479 * regmove.c (perhaps_ends_bb_p): Remove.
17480 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17481 from INSN and check that the main loop stays within that basic block.
17482 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17483 (regmove_forward_pass): Split out from regmove_optimize. Use
17484 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17485 (regmove_backward_pass): Split out from regmove_optimize. Use
17486 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17487 (regmove_optimize): Simplify.
17489 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17492 * config/i386/i386.c (classify_argument): Ignore flexible array
17493 member in struct and warn ABI change.
17495 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17497 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17499 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17500 (ix86_adjust_cost): Updated.
17502 2009-03-29 Jan Hubicka <jh@suse.cz>
17504 PR middle-end/28850
17505 * tree-pass.h (pass_cleanup_eh): New function.
17506 (remove_unreachable_regions): Break code handling RTL
17507 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17508 that can not be reached by runtime.
17509 (can_be_reached_by_runtime): New function.
17510 (label_to_region_map): New function.
17511 (num_eh_regions): New function.
17512 (rtl_remove_unreachable_regions): New function.
17513 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17514 (remove_eh_region): New function.
17515 * except.h: Include sbitmap and vecprim.
17516 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17517 num_eh_regions): Declare.
17518 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17519 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17520 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17521 (tree_empty_eh_handler_p): New function.
17522 (cleanup_empty_eh): New function.
17523 (cleanup_eh): New function.
17524 (pass_cleanup_eh): New function.
17526 2009-03-29 Jan Hubicka <jh@suse.cz>
17528 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17529 for removed regions.
17531 2009-03-29 Jan Hubicka <jh@suse.cz>
17533 * except.c (dump_eh_tree): Dump all datastructures.
17535 2009-03-29 Jan Hubicka <jh@suse.cz>
17537 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17538 (duplicate_eh_regions_1): Likewise.
17539 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17540 vector; call EH verification.
17541 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17542 Be ready for region being removed.
17544 2009-03-29 Jan Hubicka <jh@suse.cz>
17546 * bitmap.c (bitmap_last_set_bit): New function.
17547 * bitmap.h (bitmap_last_set_bit): Declare.
17549 2009-03-29 David Ayers <ayers@fsfe.org>
17552 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17553 by calling objc_compare_types and surpress warnings about
17554 incompatible C pointers that are compatible ObjC pointers.
17556 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17558 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17559 call initialize_inline_failed.
17560 (initialize_inline_failed): Move it from here ...
17561 * cgraph.c (initialize_inline_failed): ... to here.
17562 (cgraph_create_edge): Call initialize_inline_failed rather than
17563 setting inline_failed directly.
17565 2009-03-29 Ben Elliston <bje@au.ibm.com>
17568 * sysv4.opt (msdata): Improve comment.
17569 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17570 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17572 2009-03-29 Ben Elliston <bje@au.ibm.com>
17575 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17576 load and store attributes.
17578 2009-03-29 Ben Elliston <bje@au.ibm.com>
17580 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17581 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17582 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17583 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17584 __builtin_infq and __builtin_huge_valq.
17586 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17588 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17590 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17591 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17593 2009-03-28 Xinliang David Li <davidxl@google.com>
17595 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17596 (do_dbg_cnt): New function.
17598 2009-03-28 Jan Hubicka <jh@suse.cz>
17600 Merge from pretty-ipa:
17602 2009-03-27 Jan Hubicka <jh@suse.cz>
17604 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17605 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17606 * passes.c (function_called_by_processed_nodes_p): New.
17607 * ipa-pure-const.c (check_call): Fix handling of operands.
17608 (analyze_function): Dump debug output for skipped bodies.
17609 (local_pure_const): Use function_called_by_processed_nodes_p.
17610 * dwarf2out.c (reference_to_unused): Use output.
17611 * passes.c (do_per_function_toporder): Likewise.
17613 2008-11-12 Jan Hubicka <jh@suse.cz>
17615 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17616 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17617 state_set_in_source enum
17618 (check_decl): Ignore memory tags; do not set fake looping flags;
17620 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17621 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17622 (check_call, analyze_function): Rewrite.
17624 (add_new_function): Update call of analyze_function.
17625 (generate_summary): Add call of analyze_function.
17626 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17627 (local_pure_const): New function.
17628 (pass_local_pure_const): New pass.
17629 * ipa-inline.c (inline_transform): Set after_inlining.
17630 * tree-eh.c (stmt_can_throw_external): New.
17631 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17632 work with aliasing built.
17633 * tree-flow.h (stmt_can_throw_external): New.
17634 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17635 and local pure/const pass in early and late optimization queue.
17637 2009-03-28 Martin Jambor <mjambor@suse.cz>
17639 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17641 (fold_binary): Allow function decl aligment consideration is the
17642 second argument is integer constant one.
17643 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17644 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17645 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17647 2009-03-28 Jan Hubicka <jh@suse.cz>
17649 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17650 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17651 * function.h (rtl_data): Add nothrow flag.
17652 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17653 set DECL_NOTHROW for AVAILABLE functions.
17655 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17657 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17658 following vector keyword has expansion starting with pixel or bool
17659 keyword, expand vector to __vector and pixel or bool to __pixel or
17663 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17664 warn_if_disallowed_function_p): Removed.
17665 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17666 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17667 warning_if_disallowed_function_p.
17668 * flags.h (warn_if_disallowed_function_p,
17669 warn_disallowed_functions): Removed.
17670 * common.opt (Wdisallowed-function-list=): Removed.
17671 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17673 2009-03-28 Richard Guenther <rguenther@suse.de>
17675 PR tree-optimization/38723
17676 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17679 2009-03-28 Jan Hubicka <jh@suse.cz>
17681 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17682 test introduced by my previous patch.
17684 2009-03-28 Richard Guenther <rguenther@suse.de>
17686 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17687 the PHIs value undefined.
17689 2009-03-28 Jan Hubicka <jh@suse.cz>
17691 * tree-pass.h (pass_fixup_cfg): New pass.
17692 * ipa-inline.c (inline_transform): Set
17693 always_inline_functions_inlined/after_inlining.
17694 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17695 (pass_fixup_cfg): New pass.
17696 * passes.c (init_optimization_passes): Add fixup_cfg.
17698 2009-03-28 Richard Guenther <rguenther@suse.de>
17700 PR tree-optimization/38458
17701 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17702 argument use the arguments copy-of value.
17704 2009-03-28 Richard Guenther <rguenther@suse.de>
17706 PR tree-optimization/38180
17707 * tree-ssa-ccp.c (get_default_value): Simplify.
17708 (likely_value): Likewise.
17709 (surely_varying_stmt_p): Properly handle VOP case.
17710 (ccp_initialize): Likewise.
17711 (ccp_fold): Handle propagating through *&.
17712 (fold_const_aggregate_ref): Also handle decls.
17714 2009-03-28 Jan Hubicka <jh@suse.cz>
17716 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17717 * cgraph.h (cgraph_node): Likewise.
17718 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17719 (cgraph_reset_node): Use process flag.
17720 (cgraph_mark_functions_to_output): Likewise.
17721 (cgraph_expand_function): Likewise.
17722 (cgraph_expand_all_functions): Likewise.
17723 (cgraph_output_in_order): Likewise.
17724 * dwarf2out.c (reference_to_unused): Likewise.
17725 * passes.c do_per_function_toporder): Likewise.
17727 2009-03-28 Jan Hubicka <jh@suse.cz>
17729 Bring from lto-branch:
17731 2008-09-03 Doug Kwan <dougkwan@google.com>
17733 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17734 enums instead of reason strings.
17735 * cgraph.c (cgraph_create_edge): Same.
17736 (cgraph_inline_failed_string): New function.
17737 * cgraph.h (cgraph_inline_failed_t): New enum type.
17738 (cgraph_inline_failed_string): New prototype.
17739 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17740 char pointer to cgraph_inline_failed_t.
17741 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17742 (cgraph_default_inline_p): Ditto.
17743 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17744 to cgraph_inline_failed_t pointer.
17745 * cif-code.def: New file.
17746 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17748 (cgraph_check_inline_limits): Change type of REASON to pointer to
17749 cgraph_inline_failed_t. Replace reason strings with enums.
17750 (cgraph_default_inline_p): Ditto.
17751 (cgraph_recursive_inlining_p): Ditto.
17752 (update_caller_keys): Change type of FAILED_REASON to
17753 cgraph_inline_failed_t.
17754 (cgraph_set_inline_failed): Change type of REASON to pointer to
17755 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17756 convert enums to strings for text output.
17757 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17758 to be of type cgraph_inline_failed_t. Replace reason strings with
17759 enums. Call cgraph_inline_failed_string to covert enums
17760 to strings for text output.
17761 (cgraph_decide_inlining): Replace reason strings with enums.
17762 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17763 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17765 * tree-inline.c (expand_call_inline): Change type of REASON
17766 to cgraph_inline_failed_t. Replace reason strings with enums.
17767 Call cgraph_inline_failed_string for text output.
17768 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17771 2009-03-28 Jan Hubicka <jh@suse.cz>
17773 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17774 cgraph_clone_node): Remove master clone handling.
17775 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17776 * cgraph.h (master_clone): Remove.
17777 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17778 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17779 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17781 2009-03-28 Jan Hubicka <jh@suse.cz>
17783 * cgraph.c (cgraph_function_body_availability): Functions declared
17784 inline are always safe to assume that it is not going to be replaced.
17786 2009-03-28 Richard Guenther <rguenther@suse.de>
17788 PR tree-optimization/38513
17789 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17790 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17791 EXC_PTR_EXPR and FILTER_EXPR.
17792 (get_ref_from_reference_ops): Likewise.
17794 2009-03-28 Richard Guenther <rguenther@suse.de>
17796 PR tree-optimization/38968
17797 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17798 Use FLOOR_MOD_EXPR to compute misalignment.
17800 2009-03-28 Richard Guenther <rguenther@suse.de>
17802 PR tree-optimization/37795
17803 * tree.h (combine_comparisons): Declare.
17804 * fold-const.c (combine_comparisons): Export.
17805 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17807 (ifcombine_iforif): Use combine_comparisons.
17809 2009-03-28 Jan Hubicka <jh@suse.cz>
17811 * tree-eh.c (inlinable_call_p): New function.
17812 (make_eh_edges): Use it.
17813 (verify_eh_edges): Use it.
17814 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17815 * except.c (reachable_next_level): Add inlinable_function argument
17816 (sjlj_find_directly_reachable_regions): Update.
17817 (add_reachable_handler): Do not set saw_any_handlers.
17818 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17819 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17820 Add new inlinable call parameter.
17821 (can_throw_internal, can_throw_external): Update.
17822 * except.h (can_throw_internal_1, can_throw_external_1,
17823 foreach_reachable_handler): Update declaration.
17825 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17827 * config/arm/t-arm-coff, config/h8300/coff.h,
17828 config/i386/i386-aout.h, config/i386/i386-coff.h,
17829 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17830 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17831 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17832 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17833 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17834 sys-types.h: Remove.
17835 * Makefile.in: Remove protoize and fixproto support and references
17837 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17838 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17840 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17841 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17842 unprotoize$(exeext).
17843 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17844 (.PHONY): Don't depend on proto.
17845 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17846 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17847 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17848 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17849 build/gen-protos.o, build/scan.o, xsys-protos.h,
17850 build/fix-header$(build_exeext), build/fix-header.o,
17851 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17852 stmp-install-fixproto): Remove.
17853 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17854 SYSCALLS.c or fixproto files.
17855 (install-common): Don't install protoize.
17856 (install-headers-tar, install-headers-cpio, install-headers-cp):
17857 Don't depend on $(STMP_FIXPROTO).
17858 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17859 install fixproto files or write out fixproto settings.
17860 (uninstall): Don't uninstall protoize.
17861 * config.gcc (use_fixproto): Remove.
17862 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17863 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17864 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17865 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17866 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17867 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17868 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17869 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17870 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17871 * config/t-vxworks (STMP_FIXPROTO): Remove.
17872 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17873 STMP_FIXPROTO): Remove.
17874 * config.in, configure: Regenerate.
17875 * crtstuff.c (gid_t, uid_t): Don't undefine.
17876 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17877 (arm-*-coff, arm-*-aout: Remove target entries.
17878 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17879 Remove mention of AIX 4.1.
17880 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17881 * doc/invoke.texi (Running Protoize): Remove.
17882 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17883 (Protoize Caveats): Remove.
17884 * tsystem.h: Update comments on headers assumed to exist.
17886 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17888 * genautomata.c: Add a new year to the copyright. Add a new
17890 (struct insn_reserv_decl): Add comments for member bypass_list.
17891 (find_bypass): Remove.
17892 (insert_bypass): New.
17893 (process_decls): Use insert_bypass.
17894 (output_internal_insn_latency_func): Output all bypasses with the
17895 same input insn in one switch case.
17897 * rtl.def (define_bypass): Describe bypass choice.
17898 * doc/md.texi (define_bypass): Ditto.
17900 2009-03-27 Richard Guenther <rguenther@suse.de>
17902 * gimplify.c (mark_addressable): Export.
17903 * tree-flow.h (mark_addressable): Declare.
17904 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17905 * tree-ssa.c (verify_phi_args): Verify that address taken
17906 variables have TREE_ADDRESSABLE set.
17908 2009-03-27 Richard Guenther <rguenther@suse.de>
17910 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17911 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17912 Do not mark decls TREE_ADDRESSABLE.
17913 (build_fold_addr_expr): Adjust.
17914 (fold_addr_expr): Remove.
17915 (fold_unary): Use build_fold_addr_expr.
17916 (fold_comparison): Likewise.
17917 (split_address_to_core_and_offset): Likewise.
17918 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17920 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17921 (gimplify_modify_expr_to_memcpy): Mark source and destination
17923 * omp-low.c (create_omp_child_function): Mark the object decl
17925 (lower_rec_input_clauses): Mark the var we take the address of
17927 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17929 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17931 PR middle-end/39315
17932 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17933 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17935 2009-03-27 Richard Guenther <rguenther@suse.de>
17937 PR tree-optimization/39120
17938 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17940 (handle_lhs_call): Process return constraints. Add escape
17941 constraints if necessary.
17942 (handle_const_call): Fill out return constraints. Make nested
17943 case more precise. Avoid consttmp if possible.
17944 (handle_pure_call): Fill out return constraints. Avoid
17945 callused if possible.
17946 (find_func_aliases): Simplify call handling.
17948 2009-03-27 Richard Guenther <rguenther@suse.de>
17950 PR tree-optimization/39120
17951 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17952 as a representative.
17953 (solve_graph): Do propagate CALLUSED.
17954 (handle_pure_call): Use a scalar constraint from CALLUSED for
17956 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17959 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17962 * c-common.c (handle_aligned_attribute): Properly check alignment
17963 overflow. Use (1U << i) instead of (1 << i).
17965 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17967 * expr.h (get_mem_align_offset): Updated.
17969 * tree.h (tree_decl_common): Change align to "unsigned int" and
17970 move it before pointer_alias_set.
17972 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17973 Jakub Jelinek <jakub@redhat.com>
17976 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17977 gr_register_operand with gr_reg_or_0_operand.
17978 (cmpxchg_rel_di): Likewise.
17979 (sync_lock_test_and_set<mode>): Likewise.
17981 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17983 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17984 (true_regnum): Likewise.
17986 * rtlanal.c (subreg_info): Moved to ...
17987 * rtl.h (subreg_info): Here. New.
17988 (subreg_get_info): New.
17990 * rtlanal.c (subreg_get_info): Make it extern.
17992 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17995 * config/i386/i386.c (ix86_abi): New.
17996 (override_options): Handle -mabi=.
17997 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17998 (ix86_call_abi_override): Likewise.
17999 (init_cumulative_args): Likewise.
18000 (function_arg_advance): Likewise.
18001 (function_arg_64): Likewise.
18002 (function_arg): Likewise.
18003 (ix86_pass_by_reference): Likewise.
18004 (ix86_function_value_regno_p): Likewise.
18005 (ix86_build_builtin_va_list_abi): Likewise.
18006 (setup_incoming_varargs_64): Likewise.
18007 (is_va_list_char_pointer): Likewise.
18008 (ix86_init_machine_status): Likewise.
18009 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18010 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18011 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18012 (ix86_function_abi): Make it static and return enum calling_abi.
18013 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18015 (ix86_fn_abi_va_list): Updated.
18017 * config/i386/i386.h (ix86_abi): New.
18018 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18019 (CONDITIONAL_REGISTER_USAGE): Likewise.
18020 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18021 (machine_function): Likewise.
18023 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18025 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18026 (STACK_BOUNDARY): Likewise.
18027 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18029 * config/i386/i386.opt (mabi=): New.
18031 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18032 return enum calling_abi.
18033 (ix86_function_type_abi): Likewise.
18034 (ix86_function_abi): Removed.
18036 * doc/invoke.texi: Document -mabi= option for x86.
18038 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18040 * builtins.c (real_dconstp): Delete.
18041 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18043 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18044 Jakub Jelinek <jakub@redhat.com>
18047 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18048 (gen_subprogram_die): When a function is explicit, generate the
18049 DW_AT_explicit attribute.
18050 * langhooks.h (struct lang_hooks_for_decls): Add
18051 function_decl_explicit_p langhook.
18052 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18053 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18055 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18057 * builtins.c (fold_builtin_memory_op): Optimize memmove
18058 into memcpy if we can prove source and destination don't overlap.
18060 * tree-inline.c: Include gt-tree-inline.h.
18061 (clone_fn_id_num): New variable.
18062 (clone_function_name): New function.
18063 (tree_function_versioning): Use it.
18064 * Makefile.in (GTFILES): Add tree-inline.c.
18066 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18068 * BASE-VER: Change to 4.5.0.
18070 2009-03-27 Xinliang David Li <davidxl@google.com>
18072 PR tree-optimization/39557
18073 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18075 2009-03-27 Xinliang David Li <davidxl@google.com>
18077 PR tree-optimization/39548
18078 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18081 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18083 * c-common.c (pointer_int_sum): Use %wd on return from
18086 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18088 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18089 on return from tree_low_cst.
18091 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18094 * ginclude/stdarg.h (va_copy): Define also for
18095 __GXX_EXPERIMENTAL_CXX0X__.
18097 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18100 * builtins.h (c_strlen): Do not warn here.
18101 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18102 * c-common.c (pointer_int_sum): Take an explicit location.
18103 Warn about offsets out of bounds.
18104 * c-common.h (pointer_int_sum): Adjust declaration.
18106 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18108 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18111 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18114 * opts.c (warn_if_disallowed_function_p): Don't assume
18115 get_callee_fndecl must return non-NULL.
18117 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18119 PR rtl-optimization/39522
18120 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18121 when reg_reloaded_valid is set.
18123 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18125 * config/spu/divv2df3.c: New file.
18126 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18127 (DPBIT_FUNCS): Filter out _div_df.
18129 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18131 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18132 a jump insn, count that jump in the distance to the loop start.
18134 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18137 * config/sh/sh.c (calc_live_regs): Fix condition for global
18138 registers except PIC_OFFSET_TABLE_REGNUM.
18140 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18143 * doc/invoke.texi (-mconsole): New.
18145 (-mno-cygwin): New.
18147 (-mnop-fun-dllimport): New.
18151 (sub section "i386 and x86-64 Windows Options"): New.
18153 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18155 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18156 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18158 2009-03-25 Richard Guenther <rguenther@suse.de>
18160 PR middle-end/39497
18161 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18164 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18166 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18167 neither of haifa/selective schedulers are working.
18169 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18171 * doc/invoke.texi (Debugging Options): Fix description of
18172 -fno-merge-debug-strings.
18174 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18176 * config/cris/libgcc.ver: New version-script.
18177 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18179 * configure.ac <GAS features, nop mnemonic>: Add pattern
18180 crisv32-*-* for "nop".
18181 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18182 * configure: Regenerate.
18184 2009-03-24 Ira Rosen <irar@il.ibm.com>
18186 PR tree-optimization/39529
18187 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18188 mark_sym_for_renaming for the tag copied to the new vector
18191 2009-03-24 Arthur Loiret <aloiret@debian.org>
18193 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18194 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18195 EXTRA_SPEC_FUNCTIONS.
18196 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18197 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18198 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18199 -march and -mtune options.
18201 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18203 * config/m68k/t-rtems: Add m5329 multilib.
18205 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18206 Jakub Jelinek <jakub@redhat.com>
18209 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18212 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18215 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18216 instead of c_parser_expression_conv, if original_code isn't one of the
18217 4 allowed comparison codes, fail.
18219 2009-03-23 Richard Guenther <rguenther@suse.de>
18221 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18222 * tree.h (struct tree_type): Likewise.
18223 * reload.h (struct insn_chain): Likewise.
18224 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18225 * function.h (struct function): Likewise.
18226 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18228 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18230 PR tree-optimization/39516
18231 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18233 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18235 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18236 should be set true if BITS_PER_WORD of target is bigger than 32
18238 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18240 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18241 Translate -B-options to -rpath-link. Correct existing
18242 rpath-link and conditionalize on !nostdlib.
18244 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18246 * doc/extend.texi (Function Attributes, Variable Attributes):
18248 * doc/invoke.texi (Debugging Options, Optimize Options)
18249 (i386 and x86-64 Options, MCore Options): Likewise.
18251 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18254 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18255 it for block local namespace aliases.
18256 (gen_decl_die): Pass context_die to gen_namespace_die.
18258 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18261 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18262 minimum or maximum value.
18264 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18266 * reginfo.c (globalize_reg): Recompute derived reg sets.
18268 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18271 * libgcc2.c (mprotect): Do not use signed arguments for
18272 VirtualProtect, use DWORD arguments. Also fix the 'may
18273 be used uninitialized' warning for the np variable.
18275 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18278 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18279 functions using regparm calling conventions when not optimizing.
18280 (ix86_function_sseregparm): Similarly for sseregparm calling
18283 2009-03-19 Li Feng <nemokingdom@gmail.com>
18285 PR middle-end/39500
18286 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18287 dependence if the first conflict is after niter iterations.
18289 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18291 PR middle-end/38609
18292 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18293 functions with dynamic stack-pointer adjustments.
18295 2009-03-19 Ben Elliston <bje@au.ibm.com>
18297 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18298 option; change to -msdata=data.
18300 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18302 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18305 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18308 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18310 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18312 * doc/invoke.texi (Code Gen Options): Expand discussion of
18315 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18317 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18318 * matrix-reorg.c (struct matrix_info): Likewise.
18319 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18320 * rtl.h (struct mem_attrs): Likewise.
18321 * df.h (struct df): Likewise.
18322 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18323 * ira-int.h (struct ira_allocno): Likewise.
18324 * df-scan.c (struct df_collection_rec): Likewise.
18325 * ira.c (struct equivalence): Likewise.
18326 * function.c (struct temp_slot): Likewise.
18327 * cfgloop.h (struct loop): Likewise.
18330 * function.c (use_register_for_decl): When not optimizing, disregard
18331 register keyword for variables with types containing methods.
18333 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18335 PR middle-end/39447
18336 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18337 (is_simple_operand): Call contains_component_ref_p before calling data
18338 reference analysis that would fail on COMPONENT_REFs.
18340 * tree-vrp.c (search_for_addr_array): Fix formatting.
18342 2009-03-18 Richard Guenther <rguenther@suse.de>
18344 * tree-vect-transform.c (vect_loop_versioning): Fold the
18345 generated comparisons.
18346 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18347 (slpeel_tree_peel_loop_to_edge): Likewise.
18349 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18351 PR middle-end/37805
18352 * opts.c (print_specific_help): In addition to `undocumented',
18353 accept `separate' and `joined' flags if passed alone. Describe
18354 output by the first matched one of those.
18355 (common_handle_option): Skip over empty strings.
18356 * gcc.c (display_help): Fix help string for `--help='.
18357 * doc/invoke.texi (Option Summary, Overall Options): With
18358 `--help=', classes and qualifiers can both be repeated, but
18359 only the latter can be negated. One should not pass only
18360 negated qualifiers. Fix markup and examples.
18363 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18364 PR middle-end/37805
18365 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18366 and -fhelp=separate.
18368 2009-03-17 Jing Yu <jingyu@google.com>
18370 PR middle-end/39378
18371 * function.h (struct rtl_data): Move is_thunk from here...
18372 (struct function): ...to here.
18373 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18374 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18376 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18378 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18379 (alpha_output_function_end_prologue): Likewise.
18380 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18381 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18382 (rs6000_output_function_epilogue): Likewise.
18383 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18385 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18388 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18389 from different units in a single alternative.
18390 (*truncdfsf_i387): Ditto.
18391 (*truncxfsf2_mixed): Ditto.
18392 (*truncxfdf2_mixed): Ditto.
18394 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18396 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18397 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18400 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18401 unused non-artificial variables when not optimizing.
18404 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18405 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18406 NAMESPACE_DECL in its DECL_INITIAL.
18408 PR middle-end/39443
18409 * optabs.c (set_user_assembler_libfunc): New function.
18410 * expr.h (set_user_assembler_libfunc): New prototype.
18411 * c-common.c: Include libfuncs.h.
18412 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18413 for memcmp, memset, memcpy, memmove and abort.
18414 * Makefile.in (c-common.o): Depend on libfuncs.h.
18417 * dwarf2out.c (gen_inlined_enumeration_type_die,
18418 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18419 gen_tagged_type_instantiation_die): Removed.
18420 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18423 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18426 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18428 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18429 (check-parallel-%): Ditto.
18430 (check-consistency): Ditto.
18432 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18434 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18435 local variable rhs by NULL_TREE.
18437 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18440 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18442 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18445 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18447 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18450 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18451 for ms->sysv ABI calls only in 64bit mode.
18453 * config/i386/i386.md (untyped_call): Support 32bit.
18455 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18457 * doc/extend.texi: Replace x86_65 with x86_64.
18459 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18461 PR tree-optimization/39455
18462 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18463 mismatches for POINTER_TYPE_P (type).
18464 (number_of_iterations_le): Likewise.
18466 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18468 * config/picochip/picochip.c: Removed profiling support.
18469 * config/picochip/picochip.md: Removed profiling instruction.
18470 * config/picochip/picochip.h: Removed profiling builtin.
18472 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18474 * doc/install.texi (--with-host-libstdcxx): Document.
18476 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18479 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18480 generate a warning if the function name does not begin with
18481 "__vector" and the function has either the 'signal' or 'interrupt'
18482 attribute, from here to ...
18483 (avr_declare_function_name): ...here. New function.
18484 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18485 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18487 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18490 * cse.c (fold_rtx): Don't modify original const_arg1 when
18491 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18492 separate variable instead.
18493 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18494 from out of range shift counts.
18495 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18497 2009-03-13 Catherine Moore <clm@codesourcery.com>
18499 * config/i386/x-mingw32 (host-mingw32.o): Replace
18500 diagnostic.h with $(DIAGNOSTIC_H).
18502 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18505 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18507 * config/i386/sync.md (sync_compare_and_swap<mode>,
18508 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18509 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18511 (sync_double_compare_and_swapdi_pic,
18512 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18513 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18515 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18518 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18520 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18523 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18524 (avx_addsubv4df3): Likewise.
18525 (*avx_addsubv4sf3): Likewise.
18526 (sse3_addsubv4sf3): Likewise.
18528 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18531 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18533 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18536 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18537 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18538 registers for allocnos created from user-defined variables.
18540 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18543 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18544 of non-integer mode as well.
18546 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18548 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18549 for functions for which the parameter types are unknown.
18551 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18554 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18555 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18556 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18557 * config/i386/i386.c (ix86_local_alignment): For
18558 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18559 long long variables on the stack to avoid dynamic realignment.
18560 Allow the first argument to be a decl rather than type.
18561 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18563 2009-03-11 Nick Clifton <nickc@redhat.com>
18566 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18568 Add description to mno-lsim option.
18569 * config/mcore/mcore.h: Remove comment about deprecated m4align
18571 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18572 * doc/invoke.texi: Add description of mno-lsim and
18573 mstack-increment options.
18575 * config/fr30/fr30.opt: Document the -mno-lsim option.
18576 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18577 and -mno-lsim options.
18579 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18581 * fold-const.c (fold_comparison): Only call fold_inf_compare
18582 if the mode supports infinities.
18584 2009-03-11 Jason Merrill <jason@redhat.com>
18587 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18588 end already did. Notice GIMPLE_CALL modifications of the result.
18589 Don't copy debug information from an ignored decl or a decl from
18592 2009-03-10 Richard Guenther <rguenther@suse.de>
18593 Nathan Froyd <froydnj@codesourcery.com>
18595 PR middle-end/37850
18596 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18597 (__divMODE3): Likewise.
18599 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18601 PR tree-optimization/39394
18602 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18603 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18605 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18607 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18608 inline asms for register asm ("") declarations.
18610 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18612 * fold-const.c (fold_unary): Fix comment.
18614 2009-03-07 Jan Hubicka <jh@suse.cz>
18617 * tree-inline.c (setup_one_parameter): Do replacement of const
18618 argument by constant in SSA form.
18620 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18622 PR middle-end/38028
18623 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18624 determine alignment passed to assign_stack_local.
18625 (assign_parms_unsplit_complex): Likewise.
18626 * except.c (sjlj_build_landing_pads): Likewise.
18628 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18630 PR middle-end/39360
18631 * tree-flow.h (add_referenced_var): Return bool instead of void.
18632 * tree-dfa.c (add_referenced_var): Return result of
18633 referenced_var_check_and_insert call.
18634 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18635 of referenced_var_check_and_insert.
18638 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18639 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18640 DIE, don't emit it if abstract origin already has it.
18641 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18642 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18644 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18646 * genpreds.c (needs_variable): Fix parentheses at variable name
18648 (write_tm_constrs_h): Indent generated code.
18650 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18652 * doc/extend.texi (Function Attributes): Add documentation
18653 for isr attributes.
18655 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18658 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18659 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18661 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18663 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18666 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18669 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18670 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18672 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18674 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18675 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18676 constants instead of magic numbers.
18677 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18679 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18680 (x86_64_ms_abi_int_parameter_registers): Ditto.
18681 (x86_64_int_return_registers): Ditto.
18682 (ix86_maybe_switch_abi): Ditto.
18683 (ix86_expand_call): Ditto for clobbered_registers array.
18684 (ix86_hard_regno_mode_ok): Ditto.
18685 (x86_extended_QIreg_mentioned_p): Ditto.
18687 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18689 PR tree-optimization/39349
18690 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18692 * combine.c (gen_lowpart_for_combine): Use omode when generating
18695 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18697 PR rtl-optimization/39235
18698 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18700 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18702 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18704 2009-03-04 Richard Guenther <rguenther@suse.de>
18706 PR tree-optimization/39362
18707 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18708 that occur in abnormal PHIs should be varying.
18710 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18712 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18714 (simple_iv): Take loop as an argument instead of statement.
18715 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18716 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18718 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18720 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18721 * matrix-reorg.c (analyze_transpose): Ditto.
18722 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18723 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18724 * tree-predcom.c (ref_at_iteration): Ditto.
18725 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18727 2009-03-04 Richard Guenther <rguenther@suse.de>
18729 PR tree-optimization/39358
18730 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18731 escaped_id and callused_id.
18732 (solve_graph): Likewise.
18734 2009-03-04 Richard Guenther <rguenther@suse.de>
18736 PR tree-optimization/39339
18737 * tree-sra.c (try_instantiate_multiple_fields): Make it
18738 no longer ICE on the above.
18740 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18742 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18743 that fits within Pmode.
18745 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18747 PR middle-end/10109
18748 * tm.texi (LIBCALL_VALUE): Update description.
18750 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18752 PR middle-end/34443
18753 * doc/extend.texi (section): Update description.
18755 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18757 PR middle-end/39345
18758 * tree-inline.c (remapped_type): New.
18759 (can_be_nonlocal): Call remapped_type instead of remap_type.
18761 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18764 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18765 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18767 2009-03-03 Richard Guenther <rguenther@suse.de>
18769 PR middle-end/39272
18770 * tree.c (tree_nonartificial_location): New function.
18771 * tree.h (tree_nonartificial_location): Declare.
18772 * builtins.c (expand_builtin_memory_chk): Provide location
18773 of the call location for artificial function pieces.
18774 (maybe_emit_chk_warning): Likewise.
18775 (maybe_emit_sprintf_chk_warning): Likewise.
18776 (maybe_emit_free_warning): Likewise.
18777 * expr.c (expand_expr_real_1): Likewise.
18779 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18781 PR tree-optimization/39343
18782 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18783 COMPONENT_REF t has ARRAY_TYPE.
18785 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18787 PR middle-end/39335
18788 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18789 when the type precision of the induction variable should be
18790 larger than the type precision of nit.
18791 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18792 * graphite.c (graphite_loop_normal_form): Same.
18793 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18795 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18797 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18798 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18799 numbers to describe clobbered registers.
18800 (*call_value_0_rex64_ms_sysv): Ditto.
18801 * config/i386/mmx.md (mmx_emms): Ditto.
18802 (mmx_femms): Ditto.
18804 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18806 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18809 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18811 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18812 (spu_section_type_flags): New function.
18814 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18816 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18817 reg_class_contents of FLOAT_REGS into a temporary.
18819 2009-03-02 Richard Guenther <rguenther@suse.de>
18820 Ira Rosen <irar@il.ibm.com>
18822 PR tree-optimization/39318
18823 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18824 information to the vectorized statement.
18826 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18828 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18829 variable. Use defined names instead of magic constants for REX SSE
18832 2009-03-01 Richard Guenther <rguenther@suse.de>
18834 PR tree-optimization/39331
18835 * omp-low.c (lower_send_shared_vars): Do not receive new
18836 values for the reference of DECL_BY_REFERENCE parms or results.
18838 2009-03-01 Jan Hubicka <jh@suse.cz>
18841 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18842 BLOCK_NONLOCALIZED_VAR): New macros.
18843 (tree_block): Add nonlocalized_vars.
18844 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18845 gen_decl_die): Add origin argument. Allow generation of die with
18846 origin at hand only.
18847 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18848 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18850 (gen_block_die): Fix checking for unused blocks.
18851 (process_scope_var): Break out from .... ; work with origins only.
18852 (decls_for_scope) ... here; process nonlocalized list.
18853 (dwarf2out_ignore_block): Look for nonlocalized vars.
18854 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18856 (dump_scope_block): Dump them.
18857 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18858 (remap_block): Likewise.
18859 (can_be_nonlocal): New predicate.
18860 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18862 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18864 * configure: Regenerate.
18866 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18868 * optc-gen.awk: No need to duplicate option flags twice.
18869 Reuse help texts for duplicate options which do not have any.
18871 * gcc.c (display_help): Document --version.
18873 * gcc.c (main): If print_help_list and verbose_flag, ensure
18874 driver output comes before subprocess output.
18876 * optc-gen.awk: Assign all remaining fields to help string,
18877 space-separated, for multi-line help in *.opt.
18879 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18880 -Wno-pedantic-ms-format is for MinGW targets only.
18882 * doc/options.texi (Option file format): Fix bad indentation,
18883 restoring dropped sentence.
18885 2009-02-28 Jan Hubicka <jh@suse.cz>
18887 * tree-inline.c (tree_function_versioning): Output debug info.
18889 2009-02-28 Jan Hubicka <jh@suse.cz>
18892 * tree-inline.c (setup_one_parameter): Do not copy propagate
18893 arguments when not optimizing.
18895 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18898 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18899 (avx_addsubv4df3): Likewise.
18900 (*avx_addsubv4sf3): Likewise.
18901 (sse3_addsubv4sf3): Likewise.
18902 (*avx_addsubv2df3): Likewise.
18903 (sse3_addsubv2df3): Likewise.
18904 (avx_unpckhps256): Correct item selectors.
18905 (avx_unpcklps256): Likewise.
18906 (avx_unpckhpd256): Likewise.
18907 (avx_unpcklpd256): Likewise.
18909 2009-02-28 Jan Hubicka <jh@suse.cz>
18911 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18913 (copy_arguments_for_versioning): If var is declared don't declare it.
18914 (tree_function_versioning): First setup substitutions and then copy
18917 2009-02-27 Jan Hubicka <jh@suse.cz>
18920 * cgraph.h (varpool_output_debug_info): Remove.
18921 * cgraphunit.c (varpool_output_debug_info): Remove.
18922 * dwarf2out.c (deferred_locations_struct): New struct
18923 (deferred_locations): New type.
18924 (deferred_locations_list): New static var.
18925 (deffer_location): New function.
18926 (gen_variable_die): Use it.
18927 (decls_for_scope): Output info on local static vars.
18928 (dwarf2out_finish): Process deferred locations.
18929 * varpool.c (varpool_output_debug_info): Remove.
18931 2009-02-27 Jan Hubicka <jh@suse.cz>
18934 * tree.h (TREE_PROTECTED): Fix comment.
18935 (BLOCK_HANDLER_BLOCK): Remove.
18936 (struct tree_block): Remove handler_block add body_block.
18937 (inlined_function_outer_scope_p): New.
18938 (is_body_block): Remove.
18939 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18940 * dwarf2out.c (is_inlined_entry_point): Remove.
18941 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18942 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18944 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18945 * gimplify.c (gimplify_expr): Gimplify body blocks.
18946 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18947 block with multiple subblocks.
18948 (dump_scope_block): Prettier output; dump more flags and info.
18949 (dump_scope_blocks): New.
18950 (remove_unused_locals): Use dump_scope_blocks.
18951 * tree-flow.h (dump_scope_blocks): Declare.
18952 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18953 * stmt.c (is_body_block): Remove.
18954 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18955 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18957 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18959 PR middle-end/39308
18960 * graphite.c (graphite_loop_normal_form): Do not call
18961 number_of_iterations_exit from a gcc_assert.
18963 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18965 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18966 jumps if COND is NULL.
18967 (find_cond_jump): New function.
18968 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18969 * config/s390/s390.md: Remove z10_cobra attribute value.
18971 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18973 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18974 force_const_mem returns NULL_RTX.
18976 2009-02-26 Jan Hubicka <jh@suse.cz>
18979 * cgraph.h (varpool_output_debug_info): Remove.
18980 * cgraphunit.c (varpool_output_debug_info): Remove.
18981 * dwarf2out.c (deferred_locations_struct): New struct
18982 (deferred_locations): New type.
18983 (deferred_locations_list): New static var.
18984 (deffer_location): New function.
18985 (gen_variable_die): Use it.
18986 (decls_for_scope): Output info on local static vars.
18987 (dwarf2out_finish): Process deferred locations.
18988 * varpool.c (varpool_output_debug_info): Remove.
18990 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18992 PR rtl-optimization/39241
18993 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18994 to subreg_offset_representable_p.
18996 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18998 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18999 execute function prototype. Get f and nregs from max_reg_num
19000 and get_insns. Remove the first backward pass as it's dead,
19001 guard the forward pass by flag_expensive_optimizations.
19002 (rest_of_handle_regmove): Delete.
19003 (pass_regmove): Replace it with regmove_optimize.
19005 2009-02-25 Martin Jambor <mjambor@suse.cz>
19007 PR tree-optimization/39259
19008 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19009 calls_alloca function flags.
19010 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19011 calls are detected.
19013 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19015 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19016 flags_set_1_rtx, flags_set_1_set): Delete.
19017 (regmove_optimize): Do not call mark_flags_life_zones.
19019 2009-02-24 Julian Brown <julian@codesourcery.com>
19022 * config/arm/arm.c (require_pic_register): Only set
19023 cfun->machine->pic_reg once per function.
19025 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19027 * doc/invoke.texi (Link Options): Document an easier way to pass
19028 options that take arguments to the GNU linker using -Xlinker and -Wl.
19030 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19033 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19035 2009-02-24 Richard Guenther <rguenther@suse.de>
19038 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19040 2009-02-24 Richard Guenther <rguenther@suse.de>
19041 Zdenek Dvorak <ook@ucw.cz>
19043 PR tree-optimization/39233
19044 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19045 from converting them to a generic type.
19047 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19049 PR tree-optimization/39260
19050 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19051 contains a condition with a real type.
19052 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19054 2009-02-23 Jason Merrill <jason@redhat.com>
19057 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19058 narrowing_initializer_constant_valid_p.
19059 (narrowing_initializer_constant_valid_p): Don't return
19060 null_pointer_node for adding a pointer to itself.
19062 2009-02-23 Jan Hubicka <jh@suse.cz>
19065 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19068 2009-02-23 Jan Hubicka <jh@suse.cz>
19070 PR tree-optimization/37709
19071 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19072 * tree.h (block_ultimate_origin): Declare.
19073 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19074 * tree-ssa-live.c (remove_unused_scope_block_p):
19075 Eliminate blocks containig no instructions nor live variables nor
19077 (dump_scope_block): New function.
19078 (remove_unused_locals): Enable removal of dead blocks by default;
19079 enable dumping at TDF_DETAILS.
19081 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19083 * config/i386/i386.c (classify_argument): Don't allow COImode
19085 (function_arg_advance_32): Don't allow OImode.
19086 (function_arg_32): Likewise.
19087 (function_value_32): Likewise.
19088 (return_in_memory_32): Likewise.
19089 (function_arg_64): Remove OImode comment.
19091 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19094 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19095 ix86_expand_vector_set for V4DImode in 64bit mode only.
19096 (ix86_expand_vector_init_one_var): Likewise.
19098 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19100 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19102 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19105 * loop-iv.c: Revert last change.
19106 * emit-rtl.c: Likewise.
19108 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19111 * config/i386/i386.c (type_natural_mode): Remove an extra
19112 space in the warning message.
19113 (function_value_32): Handle 32-byte vector modes.
19114 (return_in_memory_32): Likewise.
19116 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19118 * loop-iv.c (truncate_value): New function.
19119 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19121 (lowpart_subreg): Move to...
19122 * emit-rtl.c: ...here.
19124 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19126 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19127 accidental and undocumented change at revision 140860.
19129 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19131 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19132 take gimple_seq * arguments.
19133 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19134 types_compatible_p langhook.
19136 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19137 Joseph Myers <joseph@codesourcery.com>
19139 * config/arm/arm.c (arm_builtin_va_list): New function.
19140 (arm_expand_builtin_va_start): Likewise.
19141 (arm_gimplify_va_arg_expr): Likewise.
19142 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19143 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19144 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19145 (va_list_type): New variable.
19146 (arm_mangle_type): Mangle va_list_type appropriately.
19148 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19150 PR middle-end/39157
19151 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19152 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19153 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19154 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19155 parameter to 1000 for -O1 by default.
19156 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19158 * loop-invariant.c: Include params.h.
19159 (move_loop_invariants): Don't call move_single_loop_invariants on
19162 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19164 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19165 offset when calculating bounds for indexing stack_usage_map. Fixes
19166 a buffer overflow with certain target setups.
19168 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19171 * calls.c (expand_call): Clear try_tail_call if caller and callee
19172 disagree in promotion of function return value.
19174 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19177 * c-common.c (c_determine_visibility): If visibility changed and
19178 DECL_RTL has been already set, call make_decl_rtl to update symbol
19181 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19184 * varasm.c (assemble_variable): Don't check DECL_NAME when
19185 globalizing a variable.
19187 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19190 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19191 expression before any __builtin_trap call.
19192 * c-typeck.c (build_function_call): Convert and check function
19193 arguments before generating a call to a trap. Evaluate the
19194 function arguments before the trap.
19196 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19199 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19200 (UNSPEC_FXAM_MEM): New unspec.
19201 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19202 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19203 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19205 2009-02-19 Richard Guenther <rguenther@suse.de>
19207 PR tree-optimization/39207
19208 PR tree-optimization/39074
19209 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19210 storedanything_tree): New.
19211 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19212 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19213 (build_succ_graph): Add edges from STOREDANYTHING to all
19215 (init_base_vars): Initialize STOREDANYTHING.
19216 (compute_points_to_sets): Free substitution info after
19217 building the succ graph.
19218 (ipa_pta_execute): Likewise.
19220 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19222 (do_ds_constraint): Do not add to special var or non-pointer
19224 (type_could_have_pointers): Split out from ...
19225 (could_have_pointers): ... here. For arrays use the element type.
19226 (create_variable_info_for): Initialize may_have_pointers.
19227 (new_var_info): Likewise.
19228 (handle_lhs_call): Make the HEAP variable unknown-sized.
19229 (intra_create_variable_infos): Use a type with pointers for
19230 PARM_NOALIAS, make it unknown-sized.
19232 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19235 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19237 2009-02-18 Jason Merrill <jason@redhat.com>
19240 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19241 value if DECL_EXTERNAL.
19242 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19243 * target.h (gcc_target::binds_local_p): Clarify "module".
19244 * tree.h (TREE_PUBLIC): Clarify "module".
19246 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19249 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19250 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19252 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19255 * c.opt (Wabi): Support C and ObjC.
19258 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19260 * config/i386/i386.c (classify_argument): Warn once about the ABI
19261 change when passing union with long double.
19263 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19265 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19268 * c-parser.c (c_parser_compound_statement): Always enter and leave
19271 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19274 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19276 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19278 PR tree-optimization/36922
19279 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19280 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19283 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19285 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19288 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19290 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19292 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19294 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19297 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19298 Richard Sandiford <rdsandiford@googlemail.com>
19300 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19301 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19302 (loongson_biadd): ...this.
19304 2009-02-17 Richard Guenther <rguenther@suse.de>
19306 PR tree-optimization/39202
19307 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19308 a var make sure to follow existing collapses.
19310 2009-02-17 Richard Guenther <rguenther@suse.de>
19312 PR middle-end/39214
19313 * langhooks.c (lhd_print_error_function): Check for NULL block.
19315 2009-02-17 Richard Guenther <rguenther@suse.de>
19317 PR tree-optimization/39204
19318 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19321 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19323 * config/soft-fp/double.h: Update from glibc CVS.
19325 2009-02-17 Richard Guenther <rguenther@suse.de>
19327 PR tree-optimization/39207
19328 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19329 strict-aliasing warnings for pointers pointing to NULL.
19331 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19334 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19335 skipping until next close brace.
19337 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19340 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19341 to function argument boundary.
19343 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19345 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19346 in the lea_add. Reload eventually constraints it properly.
19347 * config/picochip/constraints.md: Remove the target constraint
19348 "b", since it is not needed anymore.
19350 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19352 * gthr-dce.h: Uglify function parameter and local variable names.
19353 * gthr-gnat.h: Likewise.
19354 * gthr-mipssde.h: Likewise.
19355 * gthr-nks.h: Likewise.
19356 * gthr-posix95.h: Likewise.
19357 * gthr-posix.h: Likewise.
19358 * gthr-rtems.h: Likewise.
19359 * gthr-single.h: Likewise.
19360 * gthr-solaris.h: Likewise.
19361 * gthr-tpf.h: Likewise.
19362 * gthr-vxworks.h: Likewise.
19363 * gthr-win32.h: Likewise.
19365 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19368 * config/i386/i386.md: Restrict the new peephole2 to move
19369 between MMX/SSE registers.
19371 2009-02-15 Richard Guenther <rguenther@suse.de>
19374 2009-02-13 Richard Guenther <rguenther@suse.de>
19376 * configure.ac: Enable LFS.
19377 * configure: Re-generate.
19378 * config.in: Likewise.
19380 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19382 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19383 spu_srqwbyte, spu_srqwbytebc): Define.
19384 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19385 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19386 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19387 "shrqby_<mode>"): New insn-and-split patterns.
19388 * config/spu/spu.c (expand_builtin_args): Determine and return
19389 number of operands using spu_builtin_description data.
19390 (spu_expand_builtin_1): Use it.
19392 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19395 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19398 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19401 * config/i386/i386.c (override_options): Correct warning
19402 messages for -malign-loops, -malign-jumps and -malign-functions.
19404 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19407 * config/i386/i386.md: Restrict the new peephole2 to move
19408 between the general purpose registers.
19410 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19413 * config/i386/i386.c (type_natural_mode): Add a new argument.
19414 Return the original mode and warn ABI change if vector size is 32byte.
19415 (function_arg_advance): Updated.
19416 (function_arg): Likewise.
19417 (ix86_function_value): Likewise.
19418 (ix86_return_in_memory): Likewise.
19419 (ix86_sol10_return_in_memory): Likewise.
19420 (ix86_gimplify_va_arg): Likewise.
19421 (function_arg_32): Don't warn ABX ABI change here.
19422 (function_arg_64): Likewise.
19424 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19426 * loop-iv.c (implies_p): In the final case, test that operands 0
19427 of the two comparisons match.
19429 * config/bfin/bfin.c (find_prev_insn_start): New function.
19430 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19431 (find_next_insn_start): Move.
19433 2009-02-13 Richard Guenther <rguenther@suse.de>
19435 * configure.ac: Enable LFS.
19436 * configure: Re-generate.
19437 * config.in: Likewise.
19439 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19442 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19443 sizes on syntax error after some arguments have been parsed.
19445 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19447 * doc/invoke.texi (-fira): Remove.
19449 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19451 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19452 * recog.c: Likewise.
19455 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19457 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19458 (umul_ppmm): Likewise.
19459 (count_leading_zeros): Likewise.
19460 (count_trailing_zeros): Likewise.
19461 (UMUL_TIME): Likewise.
19463 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19465 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19466 soft-fp/t-softfp to tmake_file.
19468 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19469 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19470 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19471 IA64_BUILTIN_INFQ]: New.
19472 (ia64_init_builtins): Initialize __builtin_infq,
19473 __builtin_fabsq and __builtin_copysignq if not HPUX.
19474 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19475 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19477 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19479 (__fixtfti): Likewise.
19480 (__fixunstfti): Likewise.
19481 (__floattitf): Likewise.
19483 * config/ia64/libgcc-glibc.ver: New.
19484 * config/ia64/t-fprules-softfp: Likewise.
19485 * config/ia64/sfp-machine.h: Likewise.
19487 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19488 (LIBGCC2_TF_CEXT): Likewise.
19489 (TF_SIZE): Likewise.
19490 (TARGET_INIT_LIBFUNCS): Likewise.
19492 * config/ia64/t-glibc (SHLINB_MAPFILES):
19493 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19495 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19497 * config/i386/i386.c (construct_container): Rewrite processing
19498 BLKmode with X86_64_SSE_CLASS.
19500 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19503 * config/i386/i386.md: Replace simplify_replace_rtx with
19504 replace_rtx in the new peephole2.
19506 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19508 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19509 loop unrolling do not happen at -O2.
19511 2009-02-12 Michael Matz <matz@suse.de>
19513 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19515 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19517 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19520 2009-02-12 Ben Elliston <bje@au.ibm.com>
19522 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19523 patterns when updating the back chain. Missed in the 2009-02-10
19526 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19528 * doc/extend.texi (Decimal Floating Types): Update identifier of
19529 draft TR and list of missing support.
19531 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19533 PR middle-end/39154
19534 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19535 bit to variable length decl's flags, add it also to its
19536 pointer replacement variable.
19538 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19539 Jakub Jelinek <jakub@redhat.com>
19542 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19543 (memory_blockage): New expander.
19544 (*memory_blockage): New insn pattern.
19545 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19546 instead of general blockage at the end of function prologue when
19547 frame pointer is used to access red zone area. Do not emit blockage
19548 when profiling, it is emitted in generic code.
19549 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19550 function epilogue when frame pointer is used to access red zone area.
19552 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19555 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19556 by arithmetic with memory operands.
19557 * config/i386/predicates.md (commutative_operator): New.
19559 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19561 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19564 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19566 * alias.h (record_alias_subset): Declare.
19567 * alias.c (record_alias_subset): Make global.
19569 2009-02-10 Nick Clifton <nickc@redhat.com>
19571 * tree-parloops.c: Change license to GPLv3.
19572 * ipa-struct-reorg.c: Change license to GPLv3.
19573 * ipa-struct-reorg.h: Change license to GPLv3.
19575 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19578 * c-decl.c (start_struct): Return NULL on error.
19580 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19582 PR middle-end/39124
19583 * cfgloopmanip.c (remove_path): Call remove_bbs after
19584 cancel_loop_tree, not before it.
19587 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19588 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19589 VAR_DECLs were seen.
19590 * tree-ssa-live.c (remove_unused_locals): Recompute
19591 cfun->has_local_explicit_reg_vars.
19592 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19593 copies or clearings if cfun->has_local_explicit_reg_vars.
19595 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19598 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19599 of function prologue when frame pointer is used to access
19602 2009-02-10 Richard Guenther <rguenther@suse.de>
19604 PR middle-end/39127
19605 * gimplify.c (gimple_regimplify_operands): Always look if
19606 we need to create a temporary.
19608 2009-02-10 Richard Guenther <rguenther@suse.de>
19610 PR tree-optimization/39132
19611 * tree-loop-distribution.c (todo): New global var.
19612 (generate_memset_zero): Trigger TODO_rebuild_alias.
19613 (tree_loop_distribution): Return todo.
19615 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19618 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19619 (x86_64_reg_class_name): Removed.
19620 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19621 first one isn't X86_64_SSE_CLASS or any other ones aren't
19622 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19623 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19624 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19625 and 3 X86_64_SSEUP_CLASS.
19626 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19627 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19629 2009-02-10 Ben Elliston <bje@au.ibm.com>
19631 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19632 form instruction to update the stack back chain word, even if the
19633 user has disabled the generation of update instructions.
19634 (movdi_<mode>_update_stack): New.
19635 (movsi_update_stack): Likewise.
19636 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19637 always use an update form instruction to update the stack back
19640 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19642 PR middle-end/38953
19643 * graphite.c (if_region_set_false_region): After moving a region in
19644 the false branch of a condition, remove the empty dummy basic block.
19645 (gloog): Remove wrong fix for PR38953.
19647 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19649 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19650 generation due to implicit sign extension.
19652 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19654 PR middle-end/38981
19655 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19656 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19658 2009-02-09 Richard Guenther <rguenther@suse.de>
19660 PR middle-end/35202
19661 * convert.c (convert_to_real): Disable (float)fn((double)x)
19662 to fnf(x) conversion if errno differences may occur and
19663 -fmath-errno is set.
19665 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19667 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19668 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19669 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19671 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19674 * c-common.c (handle_alias_attribute): Disallow attribute for
19675 anything not a FUNCTION_DECL or VAR_DECL.
19677 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19680 * real.c (do_compare): Special-case compare of zero against
19681 decimal float value.
19683 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19686 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19687 as indicating flexible array members unless the field itself is
19688 being declarared as the incomplete array.
19690 2009-02-06 Jan Hubicka <jh@suse.cz>
19692 PR tree-optimization/38844
19693 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19694 is already inlined.
19696 2009-02-06 Richard Guenther <rguenther@suse.de>
19698 PR middle-end/38977
19699 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19700 fork because we may expand it as __gcov_fork.
19702 2009-02-06 Nick Clifton <nickc@redhat.com>
19704 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19706 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19708 PR tree-optimization/35659
19709 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19710 vn_phi_eq): Shortcut if hashcode does not match.
19711 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19713 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19714 and avoid iterative_hash_expr.
19715 (FOR_EACH_VALUE_ID_IN_SET): New.
19716 (value_id_compare): Remove.
19717 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19718 sort expressions by value id.
19720 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19723 * config/sh/predicates.md (general_movsrc_operand): Don't check
19724 the subreg of system registers here.
19726 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19729 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19730 on the copied decl.
19732 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19734 PR rtl-optimization/39110
19735 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19736 addresses, not aligned ones.
19738 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19739 Richard Guenther <rguenther@suse.de>
19741 PR tree-optimization/39100
19742 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19743 comment says and add edges.
19745 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19748 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19749 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19751 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19753 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19754 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19755 register_bb_in_sese, new_sese, free_sese): Moved.
19756 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19757 outermost_loop_in_scop, build_scop_iteration_domain,
19758 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19759 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19760 Use loop_in_sese_p instead of loop_in_scop_p.
19761 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19762 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19763 (scopdet_basic_block_info): Fix bug in scop detection.
19764 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19765 eq_loop_to_cloog_loop): Remove.
19766 (nb_loops_around_loop_in_scop, nb_loop
19767 ref_nb_loops): Moved here...
19768 * graphite.h (ref_nb_loops): ... from here.
19769 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19770 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19771 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19772 * testsuite/gcc.dg/graphite/scop-19.c: New
19774 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19775 Hans-Peter Nilsson <hp@axis.com>
19777 PR rtl-optimization/37889
19778 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19779 Move offset handling from PLUS to before the switch. Use new
19780 arguments when considering SYMBOL_REFs too.
19781 (rtx_addr_can_trap_p): Pass dummy offset and size.
19782 (enum may_trap_p_flags): Remove.
19783 (may_trap_p_1): Pass size from MEM_SIZE.
19785 PR rtl-optimization/38921
19786 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19787 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19788 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19789 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19791 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19793 AVX Programming Reference (January, 2009)
19794 * config/i386/sse.md (*vpclmulqdq): New.
19796 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19798 PR tree-optimization/38977
19799 PR gcov-profile/38292
19800 * calls.c (special_function_p): Disregard __builtin_ prefix.
19802 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19804 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19805 non-indexable addresses even before reload.
19807 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19810 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19811 as having variable size. Do not give an error for unnamed
19812 parameters with [*] declarators. Give a warning for type names
19813 with [*] declarators and mark them as variable size.
19814 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19815 for sizeof applied to [*] type names.
19817 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19820 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19822 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19824 * gcc.c (process_command): Update copyright notice dates.
19825 * gcov.c (print_version): Likewise.
19826 * gcov-dump.c (print_version): Likewise.
19827 * mips-tfile.c (main): Likewise.
19828 * mips-tdump.c (main): Likewise.
19830 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19833 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19834 for composite type involving a zero-length array type.
19836 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19839 * function.c (match_asm_constraints_1): Skip over
19840 initial optional % in the constraint.
19842 PR inline-asm/39059
19843 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19844 supported, don't accept FIXED_CSTs.
19845 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19846 and _Sat is used without _Fract/_Accum. Set specs->type to
19847 integer_type_node for cts_fract/cts_accum if fixed point is not
19850 2009-02-02 Catherine Moore <clm@codesourcery.com>
19852 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19854 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19856 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19857 (ABI_HAS_64BIT_SYMBOLS): Use it.
19858 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19860 2009-02-02 Paul Brook <paul@codesourcery.com>
19862 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19864 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19866 PR inline-asm/39058
19867 * recog.h (asm_operand_ok): Add constraints argument.
19868 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19869 recurse on matching constraint.
19870 (check_asm_operands): Pass constraints as 3rd argument to
19871 asm_operand_ok. Don't look up matching constraint here.
19872 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19875 2009-02-02 Ben Elliston <bje@au.ibm.com>
19877 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19878 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19880 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19882 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19883 information. Remove some obsolete information. Reorganize.
19885 * config/pa/fptr.c: Revert license to GPL 2.
19886 * config/pa/milli64.S: Likewise.
19888 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19891 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19892 LIBRARY name in, instead of hard-coding it.
19893 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19894 extra target make frag to tmake_files according to EH model.
19895 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19896 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19897 frags that define makefile variable EH_MODEL appropriately.
19898 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19899 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19900 to "-sjlj" according to type of EH configured.
19901 (LIBGCC_SONAME): Concatenate it to shared library base name.
19902 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19903 to "_sjlj" according to type of EH configured.
19904 (LIBGCC_SONAME): Concatenate it to shared library base name.
19905 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19906 (SHLIB_LINK): Add missing semicolon to if-else construct.
19907 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19908 string value of "pe_dll" command-line option.
19909 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19910 (SHLIB_SONAME): Use it when overriding t-cygming default.
19911 (SHLIB_IMPLIB): Override t-cygming default.
19912 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19913 string value of "pe_dll" command-line option.
19915 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19918 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19919 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19921 2009-01-31 Richard Guenther <rguenther@suse.de>
19923 PR tree-optimization/38937
19924 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19925 computing the transitive closure.
19927 2009-01-30 Richard Guenther <rguenther@suse.de>
19929 PR tree-optimization/39041
19930 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19931 Propagate variable indices only if the types match for this stmt.
19933 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19936 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19937 inline but never defined.
19939 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19941 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19942 (*insv_h_di_reg_extimm): New insn.
19943 (*insv_l<mode>_reg_extimm): New insn.
19945 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19947 * config/picochip/picochip.c (flag_conserve_stack): set
19948 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19949 fconserve-stack. Reduce call-overhead used by inliner.
19951 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19954 * common.opt (flag_conserve_stack): Initialised to zero.
19956 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19959 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19960 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19963 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19965 * ira-color.c (allocno_reload_assign): Update comments.
19966 * regmove.c (regmove_optimize): Likewise.
19970 2009-01-29 Robert Millan <rmh@aybabtu.com>
19972 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19973 * config/i386/kopensolaris-gnu.h: New file. Undefine
19974 `MD_UNWIND_SUPPORT'.
19975 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19977 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19979 PR tree-optimization/39007
19980 * tree-loop-distribution.c (generate_builtin): Use
19981 recompute_dominator to compute the immediate dominator of the
19982 basic block just after the loop.
19984 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19986 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19987 (ASM_OUTPUT_DWARF_PCREL): Define.
19989 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19991 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19992 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19993 global. Modify entries about regmove and IRA.
19995 * ra-conflict.c: Remove the file.
19997 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19999 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20000 (pass_regclass_init): Rename to pass_reginfo_init.
20002 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20004 * toplev.h (flag_ira): Remove.
20006 * caller-save.c (setup_save_areas): Remove flag_ira.
20008 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20010 * global.c: Remove the file.
20012 * opts.c (decode_options): Remove flag_ira.
20014 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20016 * regmove.c: Modify file description.
20017 (find_use_as_address, try_auto_increment): Define them only if
20018 AUTO_INC_DEC is defined.
20019 (replacement_quality, replace_in_call_usage, fixup_match_1,
20020 stable_and_no_regs_but_for_p): Remove.
20021 (reg_set_in_bb): Make it static.
20022 (regmove_optimize): Remove flag_ira and code which worked for
20025 * local-alloc.c: Remove the file.
20027 * common.opt (fira): Remove.
20029 * ira.c: Include except.h.
20030 (eliminable_regset): Move from global.c.
20031 (mark_elimination): Ditto. Remove flag_ira.
20032 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20033 equiv_mem_modified, validate_equiv_mem_from_store,
20034 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20035 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20036 no_equiv, recorded_label_ref): Move from local-alloc.c.
20037 (update_equiv_regs): Ditto. Make it static.
20038 (print_insn_chain, print_insn_chains): Move it from global.c.
20039 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20040 (build_insn_chain): Ditto. Make it static.
20041 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20042 Rename to init_live_subregs.
20043 (gate_ira): Remove flag_ira.
20045 * regclass.c: Rename reginfo.c. Change file description.
20046 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20047 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20048 (init_reg_sets_1): Remove code for evaluation of
20049 reg_class_superclasses and losing_caller_save_reg_set.
20050 (init_regs): Remove init_reg_autoinc.
20051 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20052 ok_for_base_p_nonstrict): Remove.
20053 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20054 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20055 corresponding entries.
20056 (dump_regclass, record_operand_costs, scan_one_insn,
20057 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20058 record_address_regs, auto_inc_dec_reg_p): Remove.
20059 (gt-regclass.h): Rename to gt-reginfo.h.
20061 * rtl.h (dump_global_regs, retry_global_alloc,
20062 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20064 * Makefile.in (RA_H): Remove.
20065 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20066 Rename regclass.o to reginfo.o.
20067 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20069 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20070 (GTFILES): Rename regclass.c to reginfo.c.
20072 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20073 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20075 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20076 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20078 (finish_spills): Ditto. Remove code for !flag_ira.
20080 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20082 PR middle-end/35854
20083 * doc/invoke.texi (rtl debug options): Complete rewrite.
20084 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20086 * mode-switching.c (pass_mode_switching): Rename pass from
20087 "mode-sw" to "mode_sw".
20088 * except.c (pass_convert_to_eh_ranges): Rename pass from
20089 "eh-ranges" to "eh_ranges".
20090 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20094 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20095 Alexander Monakov <amonakov@ispras.ru>
20097 PR middle-end/38857
20098 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20100 (move_exprs_to_boundary): Change return type and pass through
20101 should_move from move_op. Relax assert. Update usage ...
20102 (schedule_expr_on_boundary): ... here. Use should_move instead of
20104 (move_op_orig_expr_found): Indicate that insn was disconnected from
20106 (code_motion_process_successors): Do not call after_merge_succs
20107 callback if original expression was not found when traversing any of
20109 (code_motion_path_driver): Change return type. Update prototype.
20110 (move_op): Update comment. Add a new parameter (should_move). Update
20111 prototype. Set *should_move based on indication provided by
20112 move_op_orig_expr_found.
20114 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20116 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20117 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20118 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20119 * config/rs6000/rs6000.c (rs6000_override_options): Default
20120 avoid-indexed-addresses on for Power6, off for everything else.
20121 (avoiding_indexed_address_p): New function.
20122 (rs6000_legitimize_address): Use it.
20123 (rs6000_legitimate_address): Likewise.
20124 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20126 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20128 PR tree-optimization/38997
20129 * tree-loop-distribution.c (generate_memset_zero): Use
20130 POINTER_PLUS_EXPR for a pointer addition.
20132 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20134 * config/s390/s390.md (bswap<mode>2): New pattern added.
20136 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20138 * config/s390/s390.md (*tls_load_31): Added type attribute.
20140 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20142 * config/s390/s390.md: Fix a few comments.
20144 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20146 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20147 (*tm<mode>_full): Fixed z10prop attribute.
20148 (*tst<mode>_extimm): Fixed z10prop attribute.
20149 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20150 (*tstqiCCT_cconly): Fixed z10prop attribute.
20151 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20152 (*movsi_larl): Fixed z10prop attribute.
20153 (*movsi_zarch): Fixed z10prop attribute.
20154 (*movsi_eas): Fixed z10prop attribute.
20155 (*movhi): Fixed z10prop attribute.
20156 (*movqi): Fixed z10prop attribute.
20157 (*movstrictqi): Fixed z10prop attribute.
20158 (*mov<mode>): Fixed z10prop attribute.
20159 (*movcc): Fixed z10prop attribute.
20160 (*sethighpartdi_64): Fixed z10prop attribute.
20161 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20162 (*negdi2_sign_cc): Fixed z10prop attribute.
20163 (*negdi2_sign): Fixed z10prop attribute.
20164 (*absdi2_sign_cc): Fixed z10prop attribute.
20165 (*absdi2_sign): Fixed z10prop attribute.
20166 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20167 (*negabsdi2_sign): Fixed z10prop attribute.
20168 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20169 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20170 (doloop_si64): Fixed z10prop attribute.
20171 (doloop_si31): Fixed z10prop attribute.
20172 (doloop_long): Fixed z10prop attribute.
20173 (indirect_jump): Fixed z10prop attribute.
20174 (nop): Fixed z10prop attribute.
20175 (main_base_64): Fixed z10prop attribute.
20176 (reload_base_64): Fixed z10prop attribute.
20178 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20180 PR rtl-optimization/38740
20181 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20183 * config/mips/mips.c (mips_reorg): Likewise.
20185 2009-01-28 Richard Guenther <rguenther@suse.de>
20187 PR tree-optimization/38926
20188 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20189 with the correct value id to a value.
20190 (do_regular_insertion): Use the value number of edoubleprime
20191 for the value number of the expr.
20194 2008-08-21 Richard Guenther <rguenther@suse.de>
20196 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20197 a PHI ask VN if it is already available.
20198 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20199 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20201 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20203 PR middle-end/38934
20204 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20205 set to varying whenever max has TREE_OVERFLOW set, similarly
20206 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20208 2009-01-28 Richard Guenther <rguenther@suse.de>
20210 PR middle-end/38908
20211 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20212 uninitialized aggregate uses in call arguments.
20214 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20216 PR tree-optimization/38984
20217 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20218 the nothing_id variable if -fno-delete-null-pointer-checks.
20220 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20223 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20224 (set_got_offset_rex64): Ditto.
20226 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20229 * doc/extend.texi: Improve local variable with asm reg.
20231 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20233 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20234 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20235 was not supplied then set warn_packed_bitfield_compat to the
20236 default value of 1.
20237 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20240 2009-01-27 Richard Guenther <rguenther@suse.de>
20242 PR tree-optimization/38503
20243 * cfgexpand.c (expand_gimple_basic_block): Ignore
20244 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20245 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20246 variables that cannot have TBAA applied.
20247 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20250 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20252 PR middle-end/38969
20253 * calls.c (initialize_argument_information): Do not wrap complex
20254 arguments in SAVE_EXPR.
20256 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20258 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20259 (INSTALL_LIBGCC): Revert typo commit.
20261 2009-01-26 Richard Guenther <rguenther@suse.de>
20263 PR tree-optimization/38745
20264 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20265 from special handling.
20267 2009-01-26 Richard Guenther <rguenther@suse.de>
20269 PR tree-optimization/38745
20270 * tree-ssa.c (execute_update_addresses_taken): Do not include
20271 variables that cannot possibly be a register in not_reg_needs.
20272 Do not clear TREE_ADDRESSABLE on vars that may not become
20274 * tree-ssa.c (update_alias_info_1): Include those in the set
20275 of addressable vars.
20277 2009-01-26 Richard Guenther <rguenther@suse.de>
20279 PR middle-end/38851
20280 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20281 * tree-ssa-dse.c: Include langhooks.h
20282 (execute_simple_dse): Remove stores with zero size.
20284 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20287 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20290 2009-01-24 Julian Brown <julian@codesourcery.com>
20292 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20293 config/arm/linux-atomic.c.
20294 * config/arm/linux-atomic.c: New.
20296 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20298 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20299 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20300 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20302 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20305 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20308 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20310 PR tree-optimization/38953
20311 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20312 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20313 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20314 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20317 2009-01-24 Paul Brook <paul@codesourcery.com>
20319 * config/arm/neon.md (neon_type): Move to arm.md.
20320 (neon_mov<VSTRUCT>): Add neon_type attribute.
20321 * config/arm/arm.md (neon_type): Move to here.
20322 (conds): Add "unconditioal" and use as default for NEON insns.
20324 2009-01-24 Ben Elliston <bje@au.ibm.com>
20326 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20327 void *' warning from -Wc++-compat.
20328 * Makefile.in (dominance.o-warn): Remove.
20330 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20332 PR tree-optimization/38932
20333 * fold-const.c (fold_unary_ignore_overflow): New.
20334 * tree.h (fold_unary_ignore_overflow): Declare.
20335 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20336 * tree-ssa-sccvn.c (visit_reference_op_load,
20337 simplify_unary_expression): Likewise.
20339 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20341 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20342 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20343 regardless of their type.
20344 * c-common.c (handle_packed_attribute): Don't ignore packed on
20346 * c.opt (Wpacked-bitfield-compat): New warning option.
20347 * stor-layout.c (place_field): Warn if offset of a field changed.
20348 * doc/extend.texi (packed): Mention the ABI change.
20349 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20350 (Warning Options): Add it to the list.
20352 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20354 * c-opts.c (c_common_post_options): Fix a typo in comments.
20356 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20358 PR middle-end/38615
20359 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20360 variables to static.
20361 * doc/invoke.texi (-fmerge-all-constants): Update description.
20363 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20366 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20367 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20369 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20371 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20373 (LOCAL_ALIGNMENT): Similarly.
20375 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20376 Joseph Myers <joseph@codesourcery.com>
20378 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20379 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20380 * config/arm/arm-tune.md: Regenerate.
20381 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20384 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20386 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20387 version number to five.
20389 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20392 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20393 * c-common.c (set_underlying_type): Likewise.
20394 (is_typedef_decl ): Likewise
20396 (set_underlying_type): Likewise.
20397 (is_typedef_type): Likewise.
20399 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20401 PR middle-end/38587
20402 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20405 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20408 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20409 (LIBGCC_SPEC): Don't define.
20410 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20412 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20414 PR rtl-optimization/38879
20415 * alias.c (base_alias_check): Unaligned access via AND address can
20416 alias all surrounding object types except those with sizes equal
20417 or wider than the size of unaligned access.
20419 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20422 * c-decl.c (clone_underlying_type): Move this ...
20423 * c-common.c (set_underlying_type): ... here.
20424 Also, make sure the function properly sets TYPE_STUB_DECL() on
20425 the newly created typedef variant type.
20426 (is_typedef_decl ): New entry point.
20427 * tree.h: Added a new member member_types_needing_access_check to
20428 struct tree_decl_non_common.
20429 (set_underlying_type): New entry point.
20430 (is_typedef_type): Likewise.
20432 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20434 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20435 Check whether two instructions have memory references that
20436 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20437 are helper functions for traversing.
20438 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20439 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20440 not to draw dependency edge for instructions with non-conflicting
20443 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20446 * longlong.h: Update copyright years. Use soft-fp license notice.
20447 Sync __clz_tab declaration with glibc.
20449 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20452 * doc/extend.texi (syscall_linkage): New.
20453 (version_id): Modify.
20455 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20456 Richard Guenther <rguenther@suse.de>
20458 PR tree-optimization/38747
20459 PR tree-optimization/38748
20460 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20461 conversion if the base address is an indirect reference and the
20462 aliasing sets could cause issues.
20464 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20466 * common.opt (fgraphite, fgraphite-identity): Add comment for
20467 explaining why these options are not documented.
20469 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20471 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20472 gimple_call_lhs is NULL.
20474 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20477 * emit-rtl.c (adjust_address_1): Make sure memref is never
20480 2009-01-20 Ben Elliston <bje@au.ibm.com>
20482 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20483 const qualifier from arg parameter. Remove unnecessary cast to char *.
20484 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20485 const qualifier from arg 2.
20487 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20489 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20491 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20494 * rtl.h (reinit_regs): New prototype.
20495 * regclass.c: Include ira.h.
20496 (reinit_regs): New.
20497 * Makefile.in (regclass.o): Add ira.h.
20498 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20500 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20503 * c-common.c (handle_aligned_attribute): Use
20504 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20505 default alignment value.
20507 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20509 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20510 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20512 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20513 __BIGGEST_ALIGNMENT__.
20515 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20517 2009-01-18 Richard Guenther <rguenther@suse.de>
20519 PR tree-optimization/38819
20520 * tree-flow.h (operation_could_trap_helper_p): Declare.
20521 * tree-eh.c (operation_could_trap_helper_p): Export.
20522 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20523 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20524 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20525 are about to insert a possibly trapping instruction and fail
20528 2009-01-18 Andreas Schwab <schwab@suse.de>
20530 * doc/install.texi (Configuration): Remove obsolete paragraph
20531 about use of --with-gnu-ld with --with-gnu-as.
20533 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20535 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20536 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20537 Follow spelling conventions.
20539 2009-01-18 Ben Elliston <bje@au.ibm.com>
20541 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20542 C++ warning about implicit conversion from void * to struct
20544 (bitmap_obstack_free): Likewise for bitmap_element *.
20545 * Makefile.in (bitmap.o-warn): Remove.
20547 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20549 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20551 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20552 Tobias Grosser <tobi.grosser@amd.com>
20554 * graphite.c (graphite_trans_scop_block): Do not block single
20557 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20559 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20560 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20561 test with assertion.
20563 2009-01-16 Richard Guenther <rguenther@suse.de>
20565 PR tree-optimization/38835
20566 PR middle-end/36227
20567 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20568 and INT + PTR -> (INT)(PTR p+ INT) folding.
20569 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20571 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20574 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20575 the subreg from a lowpart subreg if it is also casting the value.
20577 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20578 Tobias Grosser <tobi.grosser@amd.com>
20580 * graphite.c (compare_prefix_loops): New.
20581 (build_scop_canonical_schedules): Rewritten.
20582 (graphite_transform_loops): Move build_scop_canonical_schedules
20583 after build_scop_iteration_domain.
20585 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20586 Tobias Grosser <tobi.grosser@amd.com>
20588 * graphite.c (add_conditions_to_domain): Add the loops to
20589 the dimension of the iteration domain. Do copy the domain
20590 only when it exists.
20591 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20592 (add_conditions_to_constraints): New.
20593 (can_generate_code_stmt, can_generate_code): Removed.
20594 (gloog): Do not call can_generate_code.
20595 (graphite_transform_loops): Call add_conditions_to_constraints
20596 after building the iteration domain.
20598 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20600 PR tree-optimization/38789
20601 * tree-ssa-threadedge.c
20602 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20603 __builtin_constant_p.
20605 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20607 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20608 examined before deleting them.
20610 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20612 * function.c (aggregate_value_p): Correctly extract the function
20613 type from CALL_EXPR_FN lookup.
20615 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20617 * config/picochip/picochip.c (picochip_override_options): Revert
20618 CFI asm flag disable commited previously.
20620 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20621 Tobias Grosser <tobi.grosser@amd.com>
20622 Jan Sjodin <jan.sjodin@amd.com>
20624 * graphite.c (scan_tree_for_params): On substractions negate
20625 all the coefficients of the term.
20626 (clast_to_gcc_expression_red): New. Handle reduction expressions
20627 of more than two operands.
20628 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20629 (get_vdef_before_scop): Handle also the case of default definitions.
20631 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20633 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20634 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20635 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20637 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20638 Joey Ye <joey.ye@intel.com>
20640 PR middle-end/37843
20641 * cfgexpand.c (expand_stack_alignment): Don't update stack
20642 boundary nor check incoming stack boundary here.
20643 (gimple_expand_cfg): Update stack boundary and check incoming
20644 stack boundary here.
20646 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20648 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20650 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20652 PR rtl-optimization/38245
20653 * calls.c (expand_call): Add stack arguments to
20654 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20655 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20656 in regs and partially in memory or BLKmode arguments.
20657 (emit_library_call_value_1): Add stack arguments to
20658 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20659 ACCUMULATE_OUTGOING_ARGS).
20660 * dce.c: Include tm_p.h.
20661 (find_call_stack_args): New function.
20662 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20664 (mark_insn): Call find_call_stack_args for CALL_Ps.
20665 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20666 forwards. Allocate and free arg_stores bitmap if needed, pass it
20667 down to deletable_insn_p, don't mark stores set in arg_stores
20668 bitmap, clear the bitmap at the beginning of each bb.
20669 * Makefile.in (dce.o): Depend on $(TM_P_H).
20671 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20674 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20675 to make sure the insn is a conditional test (bug 22599). Reformat a
20678 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20680 PR middle-end/38431
20681 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20682 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20683 (gloog): Do not call cleanup_tree_cfg.
20684 (graphite_transform_loops): Call cleanup_tree_cfg after all
20685 scops have been code generated.
20687 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20688 * doc/gty.texi (Invoking the garbage collector): Added new node
20689 and section documenting ggc_collect.
20691 2009-01-14 Richard Guenther <rguenther@suse.de>
20693 PR tree-optimization/38826
20694 PR middle-end/38477
20695 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20696 initialization notes only if we actually emitted a warning.
20697 (intra_create_variable_infos): Add constraints for a result decl
20698 that is passed by hidden reference.
20699 (build_pred_graph): Mark all related variables non-direct on
20702 2009-01-14 Nick Clifton <nickc@redhat.com>
20704 * ira-conflicts.c: Include addresses.h for the definition of
20706 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20707 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20709 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20712 * Makefile.in (ira-lives.o): Add except.h.
20714 * ira-lives.c: Include except.h.
20715 (process_bb_node_lives): Process can_throw_internal.
20717 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20719 PR rtl-optimization/38774
20720 * combine.c (simplify_set): When undoing cc_use change, don't do
20721 PUT_CODE on the newly created comparison, but instead put back the
20724 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20726 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20727 values. Remove duplicate arm8 entry.
20729 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20731 PR tree-optimization/38786
20732 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20733 the SSA_NAME case of expand_scalar_variables_expr.
20734 Set the type of an expression to the type of its assign statement.
20735 (expand_scalar_variables_expr): Also gather the scalar computation
20736 used to index the memory access. Do not pass loop_p.
20737 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20738 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20739 the gimple_stmt_iterator where it inserts new code.
20740 Do not pass loop_p.
20741 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20742 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20744 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20746 * graphite.h (debug_value): Removed.
20747 * graphite.c (debug_value): Removed.
20749 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20751 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20752 ldrd/strd with two 32-bit instructions.
20754 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20756 * config/arm/arm.c (struct processors): Pass for speed down into
20757 cost helper functions.
20758 (const_ok_for_op): Handle COMPARE and inequality nodes.
20759 (arm_rtx_costs_1): Rewrite.
20760 (arm_size_rtx_costs): Update prototype.
20761 (arm_rtx_costs): Pass speed down to helper functions.
20762 (arm_slowmul_rtx_costs): Rework cost calculations.
20763 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20764 (arm_9e_rtx_costs): Likewise.
20766 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20768 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20769 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20770 (alpha_legitimize_address): Do not split local symbols wider than
20771 UNITS_PER_WORD into HIGH/LO_SUM parts.
20773 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20776 * gcc.c (process_command): Replace call to execvp with calls
20777 to pex_one and exit.
20779 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20782 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20783 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20784 variant for devices with 3-byte PC.
20785 (__tablejump_elpm__): New.
20787 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20790 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20791 offsetof member-designator, handle it as `[0].'.
20793 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20795 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20796 function when not using named sections on targets with named sections
20797 if branch distance is less than 262132.
20799 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20801 * combine.c (combine_instructions): Recompute
20802 optimize_this_for_speed_p for each BB in the main combine loop.
20804 2009-01-12 Tomas Bily <tbily@suse.cz>
20807 * tree-loop-distribution.c (prop_phis): New function.
20808 (generate_builtin): Call prop_phis.
20809 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20811 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20813 PR tree-optimization/38807
20814 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20815 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20817 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20819 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20820 subreg of op0 to the original op0.
20822 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20824 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20826 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20829 * mips-tfile.c (parse_def): Fix parsing of def strings
20830 starting with digits.
20832 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20835 * config/arm/arm.c (arm_is_long_call_p): Don't call
20836 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20838 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20840 * regrename.c (regrename_optimize): Fix dumping.
20841 (find_oldest_value_reg): Preserve REG_POINTER.
20842 (copy_hardreg_forward_1): Likewise.
20844 2009-01-09 Diego Novillo <dnovillo@google.com>
20846 * gimple.h (struct gimple_statement_base) <uid>: Document
20847 the restrictions on its use.
20848 (gimple_uid): Tidy.
20849 (gimple_set_uid): Tidy.
20851 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20853 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20854 zero guard even if align_bytes != 0 and count is smaller than
20857 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20859 PR rtl-optimization/38495
20860 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20861 (add_range_and_copies_from_move_list): Print all added ranges.
20862 Add ranges to memory optimized destination.
20864 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20868 * config/i386/i386.c (override_options): Reject
20869 -mstringop-strategy=rep_8byte with -m32.
20870 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20871 to 1. Do count comparison against epilogue_size_needed at compile
20872 time even when count_exp was constant forced into register. For
20873 size_needed don't jump to epilogue, instead just avoid aligning
20874 and invoke the body algorithm. If need_zero_guard, add zero guard
20875 even if count is non-zero, but smaller than size_needed + number of
20876 bytes that could be stored for alignment.
20877 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20878 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20879 but smaller than size_needed + number of bytes that could be stored
20880 for alignment. Compare size_needed with epilogue_size_needed instead
20881 of desired_align - align, don't adjust size_needed, pass
20882 epilogue_size_needed to the epilogue expanders.
20885 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20887 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20889 * pa.c (last_address): Change to unsigned.
20890 (update_total_code_bytes): Change argument to unsigned. Don't
20891 check if insn addresses are set.
20892 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20893 addresses are not set.
20894 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20896 2009-01-09 Nick Clifton <nickc@redhat.com>
20898 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20899 DECL_DECLARED_INLINE_P.
20901 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20903 PR middle-end/38347
20904 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20905 GET_MODE (op0) in operand_subword_force calls.
20907 PR middle-end/38771
20908 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20909 fold_convert arg0 operands to TREE_TYPE (op0) first.
20911 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20913 * params.def (ira-max-conflict-table-size): Decrease default value
20916 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20918 PR tree-optimization/37031
20919 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20921 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20922 allocate it using gc instead of heap, use VEC_quick_push instead of
20924 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20925 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20926 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20927 allocated vector from heap allocated.
20928 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20929 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20930 vector only after perfect_loop_nest_depth call.
20932 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20933 Jan Sjodin <jan.sjodin@amd.com>
20935 PR tree-optimization/38559
20936 * graphite.c (debug_value, copy_constraint,
20937 swap_constraint_variables, scale_constraint_variable, ): New.
20938 (get_lower_bound, get_upper_bound): Removed.
20939 (graphite_trans_bb_strip_mine): Clean up this code that works
20940 only for constant number of iterations. Fully copy upper and
20941 lower bound constraints, not only the constant part of them.
20942 * graphite.h (debug_value): Declared.
20944 2009-01-08 Ira Rosen <irar@il.ibm.com>
20946 PR tree-optimization/37194
20947 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20948 Don't add the cost of cost model guard in prologue to scalar
20949 outside cost in case of known number of iterations.
20951 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20952 Alan Modra <amodra@bigpond.net.au>
20954 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20955 non-word-aligned REG+CONST addressing.
20957 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20960 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20961 free_after_compilation when outputting a thunk.
20962 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20963 Do not call free_after_compilation here.
20965 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20967 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20968 (ix86_valid_target_attribute_inner_p): Ditto.
20970 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20972 PR tree-optimization/38492
20973 PR tree-optimization/38498
20974 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20975 * tree-chrec.h (scev_is_linear_expression): Declared.
20976 * graphite.c (graphite_cannot_represent_loop_niter): New.
20977 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20978 (graphite_loop_normal_form): Use gcc_assert.
20979 (scan_tree_for_params): Use CASE_CONVERT.
20980 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20981 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20982 Use gcc_assert. Discard scops that contain unhandled cases.
20983 (build_scop_conditions): Return a boolean status for unhandled cases.
20984 (strip_mine_profitable_p): Print the loop number, not its depth.
20985 (is_interchange_valid): Pass the depth of the loop nest, don't
20986 recompute it wrongly.
20987 (graphite_trans_bb_block): Same.
20988 (graphite_trans_bb_block): Print tentative of loop blocking.
20989 (graphite_trans_scop_block): Do not print that the loop has been
20991 (graphite_transform_loops): Do not handle scops that contain condition
20994 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20996 AVX Programming Reference (December, 2008)
20997 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20998 (_mm256_stream_pd): Likewise.
20999 (_mm256_stream_ps): Likewise.
21001 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21002 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21003 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21004 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21005 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21006 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21007 (ix86_expand_special_args_builtin): Likewise.
21009 * config/i386/sse.md (AVXMODEDI): New.
21010 (avx_movnt<mode>): Likewise.
21011 (avx_movnt<mode>): Likewise.
21012 (<sse>_movnt<mode>): Remove AVX support.
21013 (sse2_movntv2di): Likewise.
21015 2009-01-07 Richard Guenther <rguenther@suse.de>
21017 PR middle-end/38751
21018 * fold-const.c (extract_muldiv): Remove obsolete comment.
21019 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21020 to PLUS_EXPR canonicalization for the canonicalization.
21022 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21024 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21025 hosted cross-compilers generating less efficient code.
21027 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21029 * function.h (rtl_data): Add a dbr_scheduled_p field.
21030 * reorg.c (dbr_schedule): Set it.
21031 (gate_handle_delay_slots): Check it.
21032 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21033 (mips_reorg): Check flag_delayed_branch instead of
21034 mips_base_delayed_branch.
21035 (mips_override_options): Don't set mips_base_delayed_branch
21036 or flag_delayed_branch.
21038 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21040 PR rtl-optimization/38426.
21041 * ira.c (ira): Set current_function_is_leaf earlier.
21043 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21045 PR rtl-optimization/38722
21046 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21047 too early, only set a flag and modify after last possible
21050 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21053 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21054 * real.c (decimal_single_format): Correct values of emin and emax.
21055 (decimal_double_format): Ditto.
21056 (decimal_quad_format): Ditto.
21057 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21058 computation of DECnn_MIN and DECnn_MAX for corrected values of
21059 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21060 __DECnn_MIN__, and adjust its computation for the corrected value
21063 2009-01-06 Jan Hubicka <jh@suse.cz>
21066 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21068 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21070 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21071 Add Robert Clark to the list of testers.
21073 2009-01-06 Jan Hubicka <jh@suse.cz>
21074 Kai Tietz <kai.tietz@onevision.com>
21076 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21077 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21079 2009-01-06 Jan Hubicka <jh@suse.cz>
21080 Kai Tietz <kai.tietz@onevision.com>
21082 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21084 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21085 (ix86_nsaved_regs): Count only general purpose regs.
21086 (ix86_nsaved_sseregs): New.
21087 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21088 to 16 for w64; compute padding and size of sse reg save area.
21089 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21090 general purpose regs.
21091 (ix86_emit_save_sse_regs_using_mov): New.
21092 (ix86_expand_prologue): Save SSE regs if needed.
21093 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21094 (ix86_emit_restore_sse_regs_using_mov): New.
21095 (ix86_expand_epilogue): Save SSE regs if needed.
21097 2009-01-06 Jan Hubicka <jh@suse.cz>
21098 Kai Tietz <kai.tietz@onevision.com>
21100 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21101 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21102 functions when accumulate outgoing args is off.
21104 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21107 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21108 before using pseudos_have_intersected_live_ranges_p.
21110 * ira-int.h (ira_assert): Always define.
21112 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21114 AVX Programming Reference (December, 2008)
21115 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21116 (_mm256_permute2_pd): Likewise.
21117 (_mm_permute2_ps): Likewise.
21118 (_mm256_permute2_ps): Likewise.
21119 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21120 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21122 * config/i386/i386.c (ix86_builtins): Remove
21123 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21124 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21125 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21126 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21127 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21128 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21129 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21130 __builtin_ia32_vpermil2ps256.
21131 (ix86_init_mmx_sse_builtins): Updated.
21132 (ix86_expand_args_builtin): Likewise.
21134 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21136 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21137 long absolute calls when generating PA 2.0 code.
21139 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21141 PR rtl-optimization/38583
21142 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21144 * params.def (ira-max-conflict-table-size): New.
21146 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21148 * ira.h (ira_conflicts_p): New external definition.
21150 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21151 table. Report this. Return result of building.
21152 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21153 building conflict table.
21155 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21156 (ira_color): Use ira_conflicts_p.
21158 * global.c: Include ira.h.
21159 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21162 * Makefile.in (global.o): Add ira.h.
21164 * ira-build.c (mark_all_loops_for_removal,
21165 propagate_some_info_from_allocno): New.
21166 (remove_unnecessary_allocnos): Call
21167 propagate_some_info_from_allocno.
21168 (remove_low_level_allocnos): New.
21169 (remove_unnecessary_regions): Add parameter. Call
21170 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21171 parameter to remove_unnecessary_regions.
21172 (ira_build): Remove all regions but root if the conflict table was
21173 not built. Update conflict hard regs for allocnos crossing calls.
21175 * ira.c (ira_conflicts_p): New global.
21176 (ira): Define and use ira_conflicts_p.
21178 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21179 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21180 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21182 2009-01-06 Ben Elliston <bje@au.ibm.com>
21184 * gengtype-lex.l (YY_NO_INPUT): Define.
21186 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21189 * c-common.c (handle_vector_size_attribute): Also reject
21190 BOOLEAN_TYPE types.
21192 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21194 PR tree-optimization/38492
21195 * graphite.c (rename_map_elt, debug_rename_elt,
21196 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21197 rename_map_elt_info, eq_rename_map_elts,
21198 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21199 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21200 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21201 (sese_build_livein_liveouts): New.
21202 (new_sese, free_sese): New.
21203 (new_scop): Call new_sese.
21204 (free_scop): Call free_sese.
21205 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21206 (register_old_new_names): Renamed register_old_and_new_names.
21207 (register_scop_liveout_renames, add_loop_exit_phis,
21208 insert_loop_close_phis, struct igp,
21209 default_liveout_before_guard, add_guard_exit_phis,
21210 insert_guard_phis, copy_renames): New.
21211 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21212 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21213 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21214 (scop_adjust_phis_for_liveouts): New.
21215 (gloog): Call scop_adjust_phis_for_liveouts.
21217 * graphite.h (struct sese): Documented. Added fields liveout,
21218 num_ver and livein.
21219 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21220 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21221 (struct scop): Added field liveout_renames.
21222 (SCOP_LIVEOUT_RENAMES): New.
21224 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21226 PR tree-optimization/38510
21227 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21228 (translate_clast): Call recompute_all_dominators before
21230 (gloog): Call recompute_all_dominators before graphite_verify.
21232 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21233 Jan Sjodin <jan.sjodin@amd.com>
21235 PR tree-optimization/38500
21236 * graphite.c (create_sese_edges): Call fix_loop_structure after
21239 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21241 * config.gcc: Add m32r*-*-rtems*.
21242 * config/m32r/rtems.h: New file.
21244 2009-01-05 Ben Elliston <bje@au.ibm.com>
21246 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21247 (.po.pox): Likewise.
21248 (po/gcc.pot): Likewise.
21250 2009-01-04 David S. Miller <davem@davemloft.net>
21252 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21253 (STARTING_FRAME_OFFSET): Always set to zero.
21255 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21257 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21258 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21259 fixed-point types, and vectors of the same.
21261 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21263 * config/mips/sync.md (*mb_barrier): Rename to...
21264 (*memory_barrier): ...this.
21266 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21268 * doc/extend.texi (Function Attributes): Move @cindex after @item
21269 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21270 and put in alphabetical order. Fix 'target' name and put in order.
21271 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21274 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21276 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21277 (memory_barrier): Expand as unspec instead of unspec_volatile.
21278 Remove mem:BLK from insn operands. Use Pmode scratch register.
21279 (*memory_barrier): Define as unspec instead of unspec_volatile.
21280 Use (match_dup 0) as input operand.
21282 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21283 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21284 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21285 scratch register. Remove operand 1.
21286 (*stbar): Define as unspec instead of unspec_volatile.
21287 Use (match_dup 0) as input operand, remove (const_int 8).
21288 (*membar): Define as unspec instead of unspec_volatile.
21289 Use (match_dup 0) as input operand, remove input operand 2.
21291 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21292 (memory_barrier): Expand as unspec instead of unspec_volatile.
21293 Remove mem:BLK from insn operands. Use Pmode scratch register.
21294 (*memory_barrier): Define as unspec instead of unspec_volatile.
21295 Use (match_dup 0) as input operand.
21297 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21298 Remove mem:BLK from insn operands. Use Pmode scratch register.
21299 Set volatile flag on operand 0.
21300 (*memory_barrier): New insn pattern.
21302 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21304 (*memory_barrier): Use (match_dup 0) as input operand.
21306 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21307 Remove mem:BLK from insn operands. Use Pmode scratch register.
21308 Set volatile flag on operand 0.
21309 (*mb_internal): New insn pattern.
21311 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21313 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21315 PR middle-end/38586
21316 * function.c (struct temp_slot): Move to the section of the file
21317 that deals with temp slots. Remove field 'address'.
21318 (temp_slot_address_table): New hash table of address -> temp slot.
21319 (struct temp_slot_address_entry): New struct, items for the table.
21320 (temp_slot_address_compute_hash, temp_slot_address_hash,
21321 temp_slot_address_eq, insert_temp_slot_address): Support functions
21323 (find_temp_slot_from_address): Rewrite to use the new hash table.
21324 (remove_unused_temp_slot_addresses): Remove addresses of temp
21325 slots that have been made available.
21326 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21327 worker function for remove_unused_temp_slot_addresses.
21328 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21329 Add the temp slot address to the address -> temp slot map.
21330 (update_temp_slot_address): Update via insert_temp_slot_address.
21331 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21332 (pop_temp_slots): Likewise.
21333 (init_temp_slots): Allocate the address -> temp slot map, or empty
21334 the map if it is already allocated.
21335 (prepare_function_start): Initialize temp slot processing.
21337 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21339 PR middle-end/38584
21340 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21341 Calculate the size of all stack vars assuming no packing of stack
21342 vars will happen, replacing a quadratic algorithm with a linear one.
21344 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21347 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21350 2009-01-03 Diego Novillo <dnovillo@google.com>
21352 * doc/contrib.texi: Update contributions.
21354 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21357 * builtins.c (fold_builtin_memory_op): Give up if either operand
21358 is volatile. Set srctype or desttype to non-qualified version
21362 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21363 and FUNCTION_DECLs.
21365 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21367 PR rtl-optimization/35805
21368 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21369 problem if fast dce is able to remove any instructions.
21370 * dce.c (dce_process_block): Fix dump message.
21372 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21375 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21377 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21379 PR middle-end/38690
21380 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21381 * tree-pretty-print.c (op_code_prio): New function.
21382 (op_prio): No longer static. Use op_code_prio.
21383 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21384 Use op_prio and op_code_prio to determine if () should be
21385 printed around operand(s) or not.
21387 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21388 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21389 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21390 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21391 pp_character instead of pp_string for single letter printing.
21393 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21395 * doc/extend.texi: Fix '#pragma GCC option' typo.
21397 2009-01-02 Richard Guenther <rguenther@suse.de>
21399 * doc/install.texi (--enable-checking): Mention different
21400 default for stage1.
21401 (--enable-stage1-checking): Document.
21403 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21405 PR middle-end/30142
21406 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21407 case to be an error.
21409 2009-01-02 Ben Elliston <bje@au.ibm.com>
21411 * config/fp-bit.h (pack_d): Constify argument.
21412 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21413 (isnan): Constify argument.
21415 (iszero): Likewise.
21416 (pack_d): Likewise.
21417 (_fpadd_parts): Constify return type.
21418 (_fpmul_parts): Likewise.
21419 (_fpdiv_parts): Likewise.
21421 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21424 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21425 warn about overwriting initializer with side-effects or
21426 -Woverride-init if !IMPLICIT.
21427 (output_init_element): Likewise. Pass IMPLICIT down to
21429 (process_init_element): Add IMPLICIT argument. Pass it down
21430 to output_init_element.
21431 (push_init_element, pop_init_level, set_designator): Adjust
21432 process_init_element callers.
21433 (set_nonincremental_init, set_nonincremental_init_from_string):
21434 Adjust add_pending_init callers.
21435 (output_pending_init_elements): Adjust output_init_element callers.
21436 * c-tree.h (process_init_element): Adjust prototype.
21437 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21438 process_init_element callers.
21441 Copyright (C) 2009 Free Software Foundation, Inc.
21443 Copying and distribution of this file, with or without modification,
21444 are permitted in any medium without royalty provided the copyright
21445 notice and this notice are preserved.