1 2009-08-18 Michael Matz <matz@suse.de>
3 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4 first field in a struct.
5 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
10 locators before emit_insn is called. Remove assert that
12 (alpha_end_function): Clear crtl->emit structure and free insn
13 locators if cfun->is_thunk is true.
15 2009-08-18 Jason Merrill <jason@redhat.com>
17 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
19 * configure.ac: Test for it.
20 * configure, config.in: Regenerate.
21 * doc/install.texi: Document --enable-gnu-unique-object.
23 2009-08-18 Richard Guenther <rguenther@suse.de>
26 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
27 pow(x,y*z) only if x is nonnegative.
29 2009-08-18 Jakub Jelinek <jakub@redhat.com>
31 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
35 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
36 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
38 2009-08-17 DJ Delorie <dj@redhat.com>
40 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
41 * config/m32c/prologue.md (epilogue_freit): New.
43 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
44 (bank_switch_p): Likewise.
45 (fast_interrupt_p): Likewise.
46 (interrupt_p): Likewise.
47 (m32c_conditional_register_usage): Round memregs size up.
48 (need_to_save): We only need to save $a0 when we use ENTER.
49 (interrupt_p): Check for fast_interrupt too.
51 (fast_interrupt_p): New.
52 (m32c_attribute_table): Add bank_switch and fast_interrupt.
53 (m32c_emit_prolog): Support bank switching and fast interrupts.
54 * doc/extend.texi (Function Attributes): Add bank_switch and
57 2009-08-17 Douglas B Rupp <rupp@gnat.com>
59 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
60 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
62 2009-08-16 Douglas B Rupp <rupp@gnat.com>
64 * doc/invoke.texi (Target options):
65 Add new option list for IA-64/VMS.
66 (menu): Add IA-64/VMS Options.
67 (IA-64/VMS Options): Likewise.
69 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
72 * config/mips/mips.md (*lwxs): Use :P for pointer values.
74 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
76 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
77 (mips_pop_asm_switch): Likewise.
78 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
80 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
81 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
82 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
83 (mips_print_operand_punctuation): Use them. Check mips_noreorder
84 instead of set_noreorder.
85 (mips_output_function_prologue): Use the new functions.
86 (mips_output_function_epilogue): Likewise.
87 (mips_need_noat_wrapper_p): New function, split out from...
88 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
89 Use mips_push_asm_switch and mips_pop_asm_switch.
90 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
91 and mips_pop_asm_switch.
92 (ASM_OUTPUT_REG_POP): Likewise.
93 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
94 Use mips_pop_asm_switch.
95 (mips_asm_switch): New structure.
96 (set_noreorder, set_nomacro): Replace with...
97 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
98 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
99 instead of set_nomacro.
100 (fix_truncsfsi2_macro): Likewise.
101 (cprestore): Likewise.
102 (hazard): Use mips_noreorder instead of set_noreorder.
103 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
105 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
107 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
108 from prev_active_insn.
110 2009-08-16 Anatoly Sokolov <aesok@post.ru>
112 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
113 * config/avr/avr.c (avr_override_options): Initialize
114 avr_current_arch variable.
115 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
116 __AVR_HAVE_16BIT_SP__ according to the device type.
117 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
119 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
120 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
122 2009-08-16 Dodji Seketeli <dodji@redhat.com>
125 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
126 generating inlined subroutine die only. We shouldn't be
127 called for anything else.
128 (gen_block_die): Don't generate inline subroutine debug info for
131 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
133 * graphite-poly.c (print_pbb): Print PBB index.
135 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
138 * graphite-interchange.c (ppl_max_for_le): Moved...
139 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
140 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
141 ppl_Pointset_Powerset_C_Polyhedron_maximize.
142 * graphite-ppl.h (ppl_max_for_le): Declared.
144 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
146 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
147 supported on all platforms.
148 * target.h (struct gcc_target): Remove
149 handle_pragma_redefine_extname.
150 * c-cppbuiltin.c: Remove use of
151 targetm.handle_pragma_redefine_extname.
152 * c-pragma.c: Likewise.
153 * target-def.h (TARGET_INITIALIZER): Remove
154 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
155 * config/sol2.h: Remove use of
156 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
158 2009-08-14 Douglas B Rupp <rupp@gnat.com>
160 * config/ia64/fde-vms.c: New file.
161 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
162 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
163 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
164 (uw_frame_state_for): Only register a personality routine if it is
165 known to be compatible with our expectations.
166 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
167 Declare unw_table_entry stack variable and
168 mod all calls to _Unwind_FindTableEntry to add arg.
169 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
170 (_Unwind_FindTableEntry): Add arg to prototype.
172 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
174 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
175 field 'signal_pfs_loc'.
176 (uw_frame_state_for): Remove duplicate code dealing with leaf
177 procedures without unwind info.
178 If in the frame after unwinding through a signal handler, restore
179 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
180 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
181 'pfs_loc' to the AR.PFS location in the signal context; instead
182 set 'signal_pfs_loc'.
183 Manually generate the unwind info for the AR.PFS register.
184 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
185 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
186 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
187 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
188 instead set 'signal_pfs_loc'.
189 Remove code preventing the AR.PFS register from being restored
190 from the signal context.
192 2009-08-14 Douglas B Rupp <rupp@gnat.com>
193 Tristan Gingold <gingold@adacore.com>
195 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
196 * config/ia64/t-vms: New file.
197 * config/ia64/vms64.h: New file.
198 * config/ia64/vms.h: New file.
199 * config/ia64/vms-crtinit.asm: New file.
200 * config/ia64/vms_symvec_libgcc_s.opt: New file.
201 * config/ia64/vms-unwind.h: New file.
203 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
205 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
208 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
211 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
212 version. Move declaration...
213 * real.h (do_mpc_arg2): ... here.
214 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
217 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
219 * final.c (add_debug_prefix_map): Don't use GC memory for
220 old_prefix and new_prefix.
222 2009-08-14 Richard Guenther <rguenther@suse.de>
224 * ipa-prop.c (compute_complex_pass_through): If we cannot
225 compute a non-varying offset for IPA_JF_ANCESTOR punt.
227 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
229 * c-lex.c (c_lex_with_flags): Increase size of local variable
230 to avoid memory clobber.
232 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
235 * config/i386/i386.c (ix86_fp_comparison_strategy):
236 Only enable/disable sahf at function granularity.
238 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
240 PR rtl-optimization/41064
241 * reload1.c (reload_as_needed): Don't call extract_insn
242 for known invalid replacements after calling
243 validate_replace_rtx_group and verify_changes.
245 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
248 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
249 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
250 ix86_expand_fp_vcond.
251 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
252 Assert that operation is supported by ix86_expand_int_vcond.
253 (vcondu<SSEMODE124C8:mode>): Ditto.
255 2009-08-13 DJ Delorie <dj@redhat.com>
257 * config/i386/djgpp-stdint.h: New.
258 * config.gcc (djgpp): Use it.
260 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
262 * config/sh/sh.c (sh_override_options): When flag_exceptions or
263 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
265 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
267 * tree-ssa-loop-prefetch.c
268 (prune_ref_by_group_reuse): Enhance probabilistic analysis
269 for long-stride pruning.
270 (compute_miss_rate): New function to compute the probability
271 that two memory references access different cache lines.
273 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
275 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
277 2009-08-13 Richard Guenther <rguenther@suse.de>
280 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
281 use the constant pointer type.
282 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
283 of CV qualifiers on the target pointer type.
284 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
285 conversion check before restrict check.
287 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
290 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
292 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
294 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
296 2009-08-12 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/41011
299 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
300 and reference constructing.
302 2009-08-12 Xinliang David Li <davidxl@google.com>
304 PR tree-optimization/41012
305 * tree-flow.h : New external interface.
306 * gimple-low.c (check_call_arg): Change to public function.
307 Remove argument mismatch check in lowering.
308 * tree-inline.h (tree_can_inline_p): Interface change.
309 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
311 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
312 Call change to tree_can_inline_p function.
313 (cgraph_decide_inlining_incrementally): Ditto.
315 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
317 PR tree-optimization/41031
318 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
319 on the partition variable rather than promote_mode on the source
320 type. Assert that the partition variable's type has the same
321 mode as the source value's.
323 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
325 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
327 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
329 * calls.c (expand_call): Fix typo.
330 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
332 * stmt.c (expand_value_return): Use promote_function_mode to copy out
334 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
335 * config/cris/cris.c (cris_promote_function_mode): Likewise.
336 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
337 * config/pa/pa.c (pa_promote_function_mode): Likewise.
339 2009-08-11 Andrew Haley <aph@redhat.com>
341 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
343 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
346 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
348 2009-08-12 Richard Guenther <rguenther@suse.de>
350 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
351 * gimplify.c (gimplify_modify_expr): Do not use
352 lang_hooks.types_compatible_p.
353 * tree-ssa.c (useless_type_conversion_p): For aggregates
354 just return false if the canonical types differ.
356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
359 * sese.c (convert_for_phi_arg): New.
360 (add_guard_exit_phis): Use convert_for_phi_arg.
362 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
364 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
365 unknown subscript upper bounds.
367 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
368 Pranav Garg <pranav.garg2107@gmail.com>
370 * graphite-interchange.c (gather_access_strides): Removed.
371 (ppl_max_for_le): New.
372 (build_linearized_memory_access): New.
373 (memory_stride_in_loop): New.
374 (pbb_interchange_profitable_p): Reimplemented.
375 * graphite-ppl.h (ppl_new_id_map): New.
376 (ppl_interchange): New.
378 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
380 * graphite-interchange.c (compute_subscript): Removed.
381 (compute_array_size_cstr): Removed.
382 (compute_array_size_poly): Removed.
383 (compute_array_size): Removed.
384 (gather_access_strides_poly): Removed.
385 (gather_access_strides): Empty.
387 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
389 * graphite-dependences.c (dependence_polyhedron_1): Replace
390 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
391 (graphite_legal_transform_dr): Same.
392 (graphite_carried_dependence_level_k): Same.
393 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
394 Initialize PDR_NB_SUBSCRIPTS.
395 (print_pdr_access_layout): Replace pdr_nb_subscripts with
397 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
398 (PDR_NB_SUBSCRIPTS): New.
399 (pdr_nb_subscripts): Removed.
400 (pdr_dim): Simplified.
401 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
402 with PDR_NB_SUBSCRIPTS.
404 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
406 * graphite-interchange.c (compute_array_size): Remove use of
408 * graphite-poly.c (new_poly_dr): Remove argument data_container.
409 Do not initialize PDR_DATA_CONTAINER.
410 (print_pdr): Do not print PDR_DATA_CONTAINER.
411 * graphite-poly.h (struct poly_dr): Remove data_container field.
412 (PDR_DATA_CONTAINER): Removed.
413 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
415 (build_poly_dr): Same.
417 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
418 Sebastian Pop <sebastian.pop@amd.com>
420 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
421 copy of the dependence polyhedron. Free the temporary objects.
422 (graphite_carried_dependence_level_k): Free unused objects before
425 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
426 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
427 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
428 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
429 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
431 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
433 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
434 Early return without analyzing the data dependences if no
435 transform has been done. Call restore_scattering if the transform
437 (graphite-interchange.c): Same.
438 * graphite-poly.c (print_scattering_function): Test for
440 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
441 (apply_poly_transforms): Do not gcc_assert that
442 the transform is legal.
443 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
444 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
445 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
446 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
447 * graphite-poly.h (struct poly_scattering): New.
448 (struct poly_bb): Add original, transformed, and saved fields.
449 Remove transformed_scattering, original_scattering,
450 nb_local_variables and nb_scattering_transform fields.
451 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
452 (poly_scattering_new): New.
453 (poly_scattering_free): New.
454 (poly_scattering_copy): New.
455 (store_scattering_pbb): New.
456 (store_scattering): New.
457 (restore_scattering_pbb): New.
458 (restore_scattering): New.
459 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
460 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
462 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
464 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
467 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
469 * Makefile.in (graphite.o): Depends on PREDICT_H.
470 * graphite.c: Include predict.h.
471 (graphite_finalize): Call tree_estimate_probability.
472 * predict.c (predict_loops): Do not call scev_initialize and
474 (tree_estimate_probability_bb): New.
475 (tree_estimate_probability): Do not initialize loops: move that
476 code to the driver. Call tree_estimate_probability_bb.
477 (tree_estimate_probability_driver): New.
478 (pass_profile): Use tree_estimate_probability_driver.
479 * predict.h (tree_estimate_probability): Declared.
481 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
483 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
484 * graphite-dependences.c (graphite_legal_transform): Add time to
485 TV_GRAPHITE_DATA_DEPS.
486 (dependency_between_pbbs_p): Same.
487 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
489 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
491 PR rtl-optimization/41033
492 * alias.c (nonoverlapping_component_refs_p): Punt when strict
493 aliasing is disabled.
495 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
497 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
498 si_mask_operand, and_load_operand, low_bitmask_operand,
499 and_reg_operand, and_operand): New predicates.
500 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
501 * config/mips/mips.c (and_operands_ok): New function.
502 * config/mips/mips-protos.h (and_operands_ok): Declare it.
503 * config/mips/mips.md (move_type): Add ext_ins and logical.
505 (and<mode>3): Use and_reg_operand as the second operand's predicate.
506 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
507 shift_shift. Remove commutative constraint modifier.
508 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
510 (*clear_upper32_dext): Remove define_insn_and_split.
511 (*clear_upper32): Turn this define_insn_and_split ...
512 (splitter for ANDing register with 0xffff_ffff): .. into this.
514 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
516 * combine.c (try_widen_shift_mode): Factor out code to check if an
517 integer constant is a low-order bitmask from here ...
518 * rtlanal.c (low_bitmask_len): ... to here.
519 * rtl.h (low_bitmask_len): Declare.
521 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
524 * config/alpha/alpha.md (addsi3): Remove expander.
525 (addsi3): Rename from *addsi3_internal insn pattern.
526 (subsi3): Remove expander.
527 (subsi3): Rename from *subsi3_internal insn pattern.
529 2009-08-11 Douglas B Rupp <rupp@gnat.com>
531 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
534 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
535 Eric Botcazou <botcazou@adacore.com>
536 Douglas B Rupp <rupp@gnat.com>
538 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
539 that records that fit in 64 bits are returned by immediate value,
540 as required by OpenVMS Calling Standard.
541 (function_value): Adjust for above modification.
542 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
543 virtual_incoming_args_rtx as base object, not next_arg.
544 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
546 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
548 * reload.c (find_reloads_subreg_address): Check the original
549 req_equiv_mem address to detect the case where an address is
550 not valid in the outer mode.
552 2009-08-11 Richard Guenther <rguenther@suse.de>
555 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
557 2009-08-10 Douglas B Rupp <rupp@gnat.com>
559 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
560 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
562 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
563 Douglas B Rupp <rupp@gnat.com>
565 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
566 PT_STACK when frame_pointer_needed on OpenVMS.
567 (alpha_pv_save_size, alpha_using_fp): Remove.
568 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
569 with proper processing for PT_NULL.
570 (alpha_vms_initial_elimination_offset): New function. Support for
571 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
572 (alpha_sa_size): Force procedure type to PT_STACK when
573 frame_pointer_needed on OpenVMS.
574 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
575 (alpha_using_fp): Likewise.
576 (alpha_vms_can_eliminate): Add prototype.
577 (alpha_vms_initial_elimination_offset): Likewise.
578 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
579 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
581 2009-08-10 Eric Botcazou <botcazou@adacore.com>
582 Douglas B Rupp <rupp@gnat.com>
584 * config/alpha/alpha.c (common_object_handler): New function.
585 (vms_attribute_table): Declare a single attribute "common_object".
586 (vms_output_aligned_decl_common): New global function.
587 (SECTION_VMS_OVERLAY): Delete.
588 (SECTION_VMS_GLOBAL): Likewise.
589 (SECTION_VMS_INITIALIZE): Likewise.
590 (vms_asm_named_section): Remove support for above flags.
591 (vms_section_type_flags): Delete.
592 (TARGET_SECTION_TYPE_FLAGS): Likewise.
593 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
594 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
595 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
597 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
600 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
601 (sub_ddmmss): Likewise.
603 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
606 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
609 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
612 * reload1.c (reload_as_needed): Use cancel_changes to completely
613 undo a failed replacement attempt.
615 2009-08-10 Richard Guenther <rguenther@suse.de>
618 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
619 (useless_type_conversion_p): ... here. Require pointer targets
622 2009-08-10 Dodji Seketeli <dodji@redhat.com>
625 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
626 loose the original type of the statement list.
628 2009-08-09 Douglas B Rupp <rupp@gnat.com>
630 * config/alpha/alpha.c: Include libfuncs.h
631 (avms_asm_output_extern): New function.
632 (alpha_init_libfuncs): Init some decc libfuncs.
633 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
634 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
635 (DO_CRTL_NAMES): Define.
637 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
638 (LONG_TYPE_SIZE): Define.
639 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
640 (SUBTARGET_SWITCHES): Define malloc64 switch.
641 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
642 (MASK_RETURN_ADDR): Define.
643 doc/invoke.texi (mmalloc64): Document switch.
645 2009-08-09 Olivier Hainque <hainque@adacore.com>
646 Douglas B Rupp <rupp@gnat.com>
648 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
649 uses_condition_handler.
650 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
651 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
652 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
653 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
654 (code_for_builtin): New insn codes for the new alpha_builtins.
655 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
656 (alpha_sa_size): Account for uses_condition_handler.
657 (alpha_expand_prologue): Likewise.
658 (alpha_start_function): Likewise.
659 (alpha_expand_epilogue): Likewise.
660 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
661 establish/revert expanders.
662 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
663 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
664 New expander, resorting to the alpha.c associated function.
665 (builtin_revert_vms_condition_handler): Likewise.
666 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
667 __gcc_shell_handler, the static VMS condition handler used as
668 an indirection wrapper to the current dynamically established
670 * config/alpha/vms-unwind.h: Complete rewrite.
671 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
672 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
674 2009-08-09 Eric Botcazou <botcazou@adacore.com>
675 Douglas B Rupp <rupp@gnat.com>
677 * config/alpha/alpha.c (alpha_links): Add 'target' field.
678 (alpha_need_linkage): Handle aliases. Return function symbol.
679 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
680 Use ultimate alias target for the linkage name.
681 * config/alpha/alpha.md (movmemdi): Use the symbol returned
682 by alpha_need_linkage for the function symbol.
683 (setmemdi): Likewise.
685 2009-08-09 Douglas B Rupp <rupp@gnat.com>
687 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
688 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
689 (ASM_WEAKEN_LABEL): Define.
690 (CRT_CALL_STATIC_FUNCTION): Define.
691 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
692 (ENDFILE_SPEC): Define.
693 (INIT_SECTION_ASM_OP): Define.
694 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
695 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
697 (MULTILIB_OSDIRNAMES): Define.
698 (shlib_version): Define.
700 (SHLIB_OBJS): Define.
701 (SHLIB_NAME): Define.
702 (SHLIB_MULTILIB): Define.
703 (SHLIB_INSTALL): Define.
704 (SHLIB_SYMVEC): Define.
705 (SHLIB_SYMVECX2): Define.
706 (SHLIB_LINK): Define.
708 2009-08-09 Douglas B Rupp <rupp@gnat.com>
710 * config/alpha/alpha.c (alpha_initialize_trampoline):
711 Initialize VMS trampoline IAW ABI for bounded procedure calls.
712 (alpha_start_function): Emit transfer address on nested functions
713 for VMS trampoline call.
714 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
715 since no longer used.
716 * config/alpha/vms-tramp.asm: Remove.
717 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
718 since now only data initialized at runtime.
720 2009-08-09 Douglas B Rupp <rupp@gnat.com>
722 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
723 (LINK_GCC_C_SEQUENCE_SPEC): Define.
724 (MD_EXEC_PREFIX): Remove, no longer used.
725 (MD_STARTFILE_PREFIX): Likewise.
726 (INCLUDE_DEFAULTS): Likewise.
727 * config/alpha/t-vms:
728 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
730 2009-08-09 Richard Guenther <rguenther@suse.de>
732 PR tree-optimization/41016
733 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
734 (operand_precision): Remove.
735 (integral_operand_p): Likewise.
736 (recognize_single_bit_test): Adjust.
738 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
740 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
741 operation overflows. Likewise non-cast unary arithmetic.
742 If one arm of a conditional expression is always taken,
743 inhibit evaluation warnings for the other arm. Likewise inhibit
744 evaluation warnings for the second && or || operand if the first
745 operand is enough to determine the result.
746 * c-typeck.c (build_conditional_expr): Apply the same inhibition
748 (build_binary_op): Prevent duplicate evaluation warnings.
750 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
752 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
753 and destination have different modes, Use promote_mode to
754 determine the signedness of the conversion. Assert that the
755 promoted source mode matches the destination mode. Don't pass
756 the destination and destination mode to expand_expr if the source
757 mode is different. Simplify conversion logic.
759 2009-08-09 Ira Rosen <irar@il.ibm.com>
761 PR tree-optimization/41008
762 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
763 from condition only in case it's a comparison. Adjust checks.
765 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
767 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
768 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
769 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
770 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
771 (dump_cand): Handle them.
772 (struct iv_cand): New members COST_STEP and AINC_USE.
773 (stmt_after_increment): Likewise.
774 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
775 callers changed. Use gimple_uid comparison instead of scanning.
776 (add_candidate_1): When looking for identical candidates, take
777 AINC_USE into account. Set it for new candidates.
778 (force_expr_to_var_cost): Cast target_spill_cost to int.
779 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
780 All callers changed. Check for availability of autoinc addressing
781 modes, both in general for a given mode, and in the specific use case.
782 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
784 (get_computation_cost): Likewise.
785 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
786 add_autoinc_candidates): New static functions.
787 (add_candidate): Call add_autoinc_candidates for candidates based on
789 (find_iv_candidates): Call set_autoinc_for_original_candidates.
790 (determine_use_iv_cost_address): If we have an autoinc candidate at
791 the matching use, verify autoinc is possible and subtract the cost
792 of the candidate's step from the cost.
793 (determine_iv_cost): Record the cost of the increment in the COST_STEP
794 member of the candidate.
795 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
796 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
798 2009-08-09 Douglas B Rupp <rupp@gnat.com>
800 * config.build (ia64-hp-*vms*): New target.
801 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
803 * config.gcc (ia64-hp-*vms*): New target.
804 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
806 * config.host (ia64-hp-*vms*): New target.
807 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
810 2009-08-08 Richard Guenther <rguenther@suse.de>
812 PR tree-optimization/40991
813 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
815 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
817 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
818 mode check. Do truncations in an integer mode.
819 (force_to_mode): Handle subregs for all mode types. Only do
820 arithmetic simplifications on integer modes.
822 2009-08-07 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/40999
825 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
826 (maybe_fold_reference): Lookup constant initializers.
827 (fold_gimple_assign): Likewise.
829 2009-08-07 Richard Guenther <rguenther@suse.de>
831 * tree-ssa.c (useless_type_conversion_p_1): Only for types
832 that require structural equality defer to the langhook.
834 2009-08-07 Martin Jambor <mjambor@suse.cz>
836 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
838 (struct ipa_pass_through_data): New type.
839 (struct ipa_ancestor_jf_data): New type.
840 (union jump_func_value): Removed field formal_id, added fields
841 pass_through and ancestor.
842 (struct ipa_param_call_note): Changed type of formal_id to int from
844 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
845 operations jump functions and ancestor jump functions.
846 (compute_complex_pass_through): New function.
847 (compute_scalar_jump_functions): Call compute_complex_pass_through,
848 reflect changes in the jump function strucutre.
849 (update_jump_functions_after_inlining): Ignore complex pass-through
850 and ancestor jump functions.
851 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
852 polynomial pass-through with operation jump functions.
854 2009-08-07 Jakub Jelinek <jakub@redhat.com>
856 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
857 fde->dw_fde_begin as begin label instead of hot/cold label.
858 Use LLSDAC label instead of LLSDA for second section lsda.
859 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
860 label instead of LLSDA if it is true.
861 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
863 * except.c (add_call_site, dw2_size_of_call_site_table): Add
864 SECTION argument. Use it as index into crtl->eh.call_site_record
866 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
867 use it to determine how to print table entries instead of using
868 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
869 label instead of normal begin label as base.
870 (sjlj_assign_call_site_values): Adjust add_call_site caller.
871 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
872 ensure no EH range spans between sections and that landing pads
873 are always in the corresponding section.
874 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
875 for crtl->eh.call_site_record being an array rather than scalar.
876 (output_one_function_exception_table): New function, copied
877 from output_function_exception_table. Adjust
878 dw2_size_of_call_site_table, dw2_output_call_site_table
879 callers. For SECOND section use *C suffixed labels.
880 (output_function_exception_table): Call
881 output_one_function_exception_table and, when doing hot/cold
882 partitioning, also another time for the second section.
883 * opts.c: Include except.h.
884 (decode_options): Allow -freorder-blocks-and-partition with
885 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
886 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
887 * function.h (struct rtl_eh): Change call_site_record from
888 scalar into array of 2 elements.
890 2009-08-07 Martin Jambor <mjambor@suse.cz>
892 * ipa-prop.c (count_formal_params_1): New function.
893 (ipa_get_vector_of_formal_parms): New function.
894 (get_vector_of_formal_parm_types): New function.
895 (ipa_modify_formal_parameters): New function.
896 (ipa_modify_call_arguments): New function.
897 (index_in_adjustments_multiple_times_p): New function.
898 (ipa_combine_adjustments): New function.
899 (ipa_dump_param_adjustments): New function.
900 * ipa-prop.h (struct ipa_parm_adjustment): New type.
901 (ipa_get_vector_of_formal_parms): Declare.
902 (ipa_modify_formal_parameters): Declare.
903 (ipa_modify_call_arguments): Declare.
904 (ipa_combine_adjustments): Declare.
905 (ipa_dump_param_adjustments): Declare.
906 (build_ref_for_offset): Declare.
907 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
908 * tree-sra.c: Include ipa-prop.c.
909 (build_ref_for_offset): Make public.
911 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
913 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
915 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
917 * gcc/doc/extend.texi (__builtin_extract_return_address)
918 (__builtin_frob_return_address): Document.
920 2009-08-06 Paul Brook <paul@codesourcery.com>
922 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
923 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
924 implementation on ARMv6-M.
926 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
928 * doc/extend.texi (pcs): Document new attribute for ARM.
930 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
932 * arm.c (pcs_attribute_args): Comment out unsupported attribute
935 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
937 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
940 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
942 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
944 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
946 Merge ARM/hard_vfp_branch to trunk.
948 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
950 * arm.c (libcall_eq): New function.
951 (libcall_hash): New function.
952 (add_libcall): New function.
953 (arm_libcall_uses_aapcs_base): New function.
954 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
955 libcalls using the base PCS.
956 (arm_init_cumulative_args): Likewise.
958 2009-07-20 Joseph Myers <joseph@codesourcery.com>
960 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
961 Use base ABI for conversion libfuncs between HFmode and SFmode.
963 2009-05-12 Joseph Myers <joseph@codesourcery.com>
965 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
966 V4SImode as representatives of all 64-bit and 128-bit vector
967 types. Allow vector types without vector modes.
968 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
969 without vector modes like BLKmode.
970 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
971 BLKmode. Avoid unsupported vector modes or TImode moves for
973 (aapcs_vfp_allocate_return_reg): Likewise.
974 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
975 V8QImode if TARGET_NEON || TARGET_IWMMXT.
977 2009-05-12 Joseph Myers <joseph@codesourcery.com>
979 * config/arm/arm.c (arm_handle_pcs_attribute): New.
980 (arm_get_pcs_model): Pass attribute arguments to
981 arm_pcs_from_attribute.
982 (arm_init_cumulative_args): Use base AAPCS for conversions from
983 floating-point types to DImode.
984 (arm_attribute_table): Add pcs attribute.
985 (arm_handle_pcs_attribute): New.
986 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
987 conversions from floating-point types to DImode, also declare them
988 to use base AAPCS and declare functions they call to use base
989 AAPCS and their RTABI names.
991 2009-05-12 Joseph Myers <joseph@codesourcery.com>
993 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
994 -mfloat-abi=hard not being supported for VFP.
996 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
998 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
999 SYMBOL_REF to hard_libcall_value.
1001 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1002 Richard Earnshaw <rearnsha@arm.com>
1004 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
1005 has been put on the stack, all remaining co-processory arguments for
1006 that co-processor also go on the stack.
1008 2009-03-05 Joseph Myers <joseph@codesourcery.com>
1010 * config/arm/arm.c (arm_return_in_memory): Handle returning
1011 vectors of suitable size in registers also for AAPCS case.
1013 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
1015 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
1017 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
1019 ARM Hard-VFP calling convention
1020 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
1021 * target.h (gcc_target): Add libcall_value to table of call hooks.
1022 * targhooks.h (default_libcall_value): Default implementation.
1023 * targhooks.c (default_libcall_value): Likewise.
1024 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1025 * optabs.c (expand_unop): Use it.
1026 * expr.h (hard_libcall_value): Pass the function RTX through.
1027 * calls.c (emit_library_call_value_1): Update call to
1029 * explow.c (hard_libcall_value): Use new target hook.
1030 * testsuite/lib/target-supports.exp
1031 (check_effective_target_arm_hard_vfp_ok): New hook.
1032 (check_effective_target_arm_neon_ok): Improve test for neon
1034 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1035 * config/arm/arm.c: Include cgraph.h
1036 (TARGET_FUNCTION_VALUE): Override default hook.
1037 (arm_pcs_default): New variable.
1038 (arm_override_options): Don't fault hard calling convention with VFP.
1039 Add support for AAPCS variants.
1040 (arm_function_value): Make static. Handle AAPCS variants.
1041 (arm_libcall_value): New function.
1042 (arm_apply_result_size): Handle VFP registers in results.
1043 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1045 (pcs_attribute_args): New variable.
1046 (arm_pcs_from_attribute): New function.
1047 (arm_get_pcs_model): New function.
1048 (aapcs_vfp_cum_init): New function.
1049 (aapcs_vfp_sub_candidate): New function.
1050 (aapcs_vfp_is_return_candidate): New function.
1051 (aapcs_vfp_is_call_candidate): New function.
1052 (aapcs_vfp_allocate): New function.
1053 (aapcs_vfp_allocate_return_reg): New function.
1054 (aapcs_vfp_advance): New function.
1055 (aapcs_cp_arg_layout): New variable.
1056 (aapcs_select_call_coproc): New function.
1057 (aapcs_select_return_coproc): New function.
1058 (aapcs_allocate_return_reg): New function.
1059 (aapcs_libcall_value): New function.
1060 (aapcs_layout_arg): New function.
1061 (arm_init_cumulative_args): Initialize AAPCS args data.
1062 (arm_function_arg): Handle AAPCS variants using new interface.
1063 (arm_arg_parital_bytes): Likewise.
1064 (arm_function_arg_advance): New function.
1065 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1066 calling conventions.
1067 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1068 * arm.h (NUM_VFP_ARG_REGS): Define.
1069 (LIBCALL_VALUE): Update.
1070 (FUNCTION_VALUE): Delete.
1071 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1072 (arm_pcs): New enum.
1073 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1074 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1075 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1076 * arm-protos.h (arm_function_arg_advance): Add.
1077 (aapcs_libcall_value): Add.
1078 (arm_function_value): Delete.
1080 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1081 H.J. Lu <hongjiu.lu@intel.com>
1084 * config/i386/i386.c (standard_sse_mode_p): Remove.
1085 (standard_sse_constant_p): Return 2 for integer mode
1086 vector_all_ones_operand when SSE2 is enabled.
1087 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1088 (ix86_expand_vector_move): Do not check for negative values from
1089 standard_sse_constant_p.
1091 2009-08-06 Richard Guenther <rguenther@suse.de>
1093 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1094 array type comparisons frontend independent.
1095 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1096 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1097 out array reference lower bound and element size operands.
1098 (ao_ref_init_from_vn_reference): Properly compute the offset
1099 for ARRAY_RANGE_REF.
1100 (vn_reference_fold_indirect): Fill out array reference lower
1101 bound and element size operands.
1102 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1103 a non gimple valued reference operand which can happen for
1104 array reference lower bound or element size.
1105 (create_component_ref_by_pieces_1): Properly generate the
1106 element size operand for array references.
1108 2009-08-06 Richard Guenther <rguenther@suse.de>
1110 PR tree-optimization/40964
1111 * tree.c (iterative_hash_host_wide_int): Export.
1112 * tree.h (iterative_hash_host_wide_int): Declare.
1113 * tree-ssa-structalias.c (heapvar_map): New struct.
1114 (heapvar_map_eq): New function.
1115 (heapvar_map_hash): Likewise.
1116 (heapvar_lookup): Adjust.
1117 (heapvar_insert): Likewise.
1118 (make_constraint_from_heapvar): Allow multiple heap variables
1119 per decl at different offsets.
1120 (init_alias_heapvars): Adjust.
1122 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1124 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1125 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1126 trailing sync if TARGET_SYNC_AFTER_SC.
1128 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1130 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1131 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1132 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1133 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1134 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1135 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1136 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1137 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1138 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1139 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1140 the prototype declaration match the definition.
1141 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1142 instructions explicitly. Add barrier_before and operands
1144 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1145 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1146 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1147 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1148 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1149 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1151 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1153 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1155 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1156 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1159 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1162 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1164 PR rtl-optimization/40924
1165 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1166 make sure canon_rtx (mem_address) isn't simpler than
1167 canon_rtx (expanded_mem_address).
1169 2009-08-05 Li Feng <nemokingdom@gmail.com>
1171 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1173 (build_scop_drs): Build alias set for each SCoP.
1175 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1177 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1178 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1179 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1180 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1181 (BASE_DRIVER_SELF_SPECS): Likewise.
1183 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1185 * tree-ssa-alias.c: Fix some comment typos.
1187 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1189 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1190 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1192 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1195 * simplify-rtx.c (simplify_binary_operation_1): Disable
1196 simplifications for decimal float operations.
1198 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1201 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1202 operand of INDIRECT_REF.
1204 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1206 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1207 constants referencing TLS symbols.
1209 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1211 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1212 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1214 2009-08-03 Richard Guenther <rguenther@suse.de>
1216 * tree.c (make_vector_type): Build a main variant first,
1217 get the canonical one and then build the variant.
1218 * tree-ssa.c (useless_type_conversion_p_1): Handle
1220 (useless_type_conversion_p): Conversions to pointers to
1221 incomplete record types are useless.
1223 2009-08-03 Richard Guenther <rguenther@suse.de>
1225 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1226 file will be created.
1227 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1228 * toplev.c (compile_file): Adjust comment.
1230 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1232 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1233 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1234 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1235 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1236 (sh_promote_function_mode): Fix typo.
1238 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1240 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1242 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1244 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1245 declaration arguments.
1247 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1249 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1250 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1251 (ix86_split_ashl): Ditto.
1252 (ix86_expand_vector_init_one_nonzero): Ditto.
1253 (ix86_expand_vector_set): Ditto.
1254 (ix86_expand_reduc_v4sf): Ditto.
1256 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1258 * explow.c (promote_function_mode): Remove assert.
1259 * config/sh/sh.c (sh_promote_function_mode): Declare.
1261 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1263 * config/pa/pa.c (pa_promote_function_mode): Declare.
1264 Change to static. Fix promote_mode call.
1266 * gthr-dce.h (CONST_CAST2): Define if not defined.
1267 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1269 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1271 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1273 * expr.c (store_constructor): Use promote_decl_mode. Remove
1274 now write-only variable unsignedp.
1275 (expand_expr_real_1): Use promote_decl_mode.
1276 * expr.h (promote_function_mode, promote_decl_mode): New.
1277 (promote_mode): Remove last argument.
1278 * function.c (assign_temp): Drop last argument of promote_mode.
1279 (assign_parm_find_data_types): Use promote_function_mode.
1280 (assign_parm_setup_reg): Likewise.
1281 (expand_function_end): Use promote_function_mode.
1282 * calls.c (initialize_argument_information): Use promote_function_mode.
1283 (precompute_arguments): Use promote_mode instead of checking if
1284 only PROMOTE_FUNCTION_MODE is defined.
1285 (expand_call): When making sibcall decisions, use promote_function_mode.
1286 Below, remove an if for targetm.calls.promote_function_return and
1287 and use promote_function_mode.
1288 (emit_library_call_value_1): Use promote_function_mode, fix bug
1289 where promote_mode was passed FOR_CALL == 0 for a return value in an
1291 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1292 * explow.c (promote_function_mode, promote_decl_mode): New.
1293 (promote_mode): Keep only the FOR_CALL == 0 case.
1294 * combine.c (setup_incoming_promotion): Remove test of
1295 promote_function_args. Use promote_function_mode.
1296 * stmt.c (expand_value_return): Use promote_decl_mode.
1297 (expand_decl): Use promote_decl_mode.
1299 * expr.c (store_constructor): Use promote_decl_mode. Remove
1300 now write-only variable unsignedp.
1301 (expand_expr_real_1): Use promote_decl_mode.
1302 * expr.h (promote_function_mode, promote_decl_mode): New.
1303 (promote_mode): Remove last argument.
1304 * function.c (assign_temp): Drop last argument of promote_mode.
1305 (assign_parm_find_data_types): Use promote_function_mode.
1306 (assign_parm_setup_reg): Likewise.
1307 (expand_function_end): Use promote_function_mode.
1308 * calls.c (initialize_argument_information): Use promote_function_mode.
1309 (precompute_arguments): Use promote_mode instead of checking if
1310 only PROMOTE_FUNCTION_MODE is defined.
1311 (expand_call): When making sibcall decisions, use promote_function_mode.
1312 Below, remove an if for targetm.calls.promote_function_return and
1313 and use promote_function_mode.
1314 (emit_library_call_value_1): Use promote_function_mode, fix bug
1315 where promote_mode was passed FOR_CALL == 0 for a return value in an
1317 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1318 * explow.c (promote_function_mode, promote_decl_mode): New.
1319 (promote_mode): Keep only the FOR_CALL == 0 case.
1320 * combine.c (setup_incoming_promotion): Remove test of
1321 promote_function_args. Use promote_function_mode.
1322 * stmt.c (expand_value_return): Use promote_decl_mode.
1323 (expand_decl): Use promote_decl_mode.
1325 * explow.c (promote_function_mode): Just call the target hook.
1326 * targhooks.c (default_promote_function_mode,
1327 default_promote_function_mode_always_promote): New.
1328 * targhooks.h (default_promote_function_mode,
1329 default_promote_function_mode_always_promote): Declare.
1330 * target.h (promote_function_args, promote_function_return): Remove.
1331 (promote_function_mode): New.
1332 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1333 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1334 (TARGET_PROMOTE_FUNCTION_MODE): New.
1335 (TARGET_CALLS): Adjust.
1336 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1337 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1339 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1340 * config/s390/s390.c (s390_promote_function_mode): ... here,
1341 with pointer handling.
1342 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1343 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1345 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1346 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1347 with pointer handling.
1348 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1349 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1351 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1352 * config/sh/sh.c (sh_promote_function_mode): New.
1353 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1354 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1356 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1357 * config/cris/cris.c (cris_promote_function_mode): ... here.
1358 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1359 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1361 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1362 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1363 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1364 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1366 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1367 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1368 complex type handling.
1369 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1370 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1372 * config/pa/pa.c (pa_promote_function_mode): New.
1373 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1374 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1376 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1377 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1378 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1379 * config/xtensa/xtensa.c: Likewise.
1380 * config/stormy16/stormy16.c: Likewise.
1381 * config/iq2000/iq2000.c: Likewise.
1382 * config/rs6000/rs6000.c: Likewise.
1383 * config/picochip/picochip.c: Likewise.
1384 * config/arc/arc.c: Likewise.
1385 * config/mcore/mcore.c: Likewise.
1386 * config/score/score.c: Likewise.
1387 * config/mips/mips.c: Likewise.
1388 * config/bfin/bfin.c: Likewise.
1389 * config/ia64/ia64.c: Likewise (disabled though).
1391 * config/frv/frv.h: Remove pointless remark.
1393 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1394 TARGET_PROMOTE_FUNCTION_ARGS,
1395 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1396 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1398 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1400 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1401 -floop-parallelize-all.
1402 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1403 flag_loop_parallelize_all.
1404 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1405 * graphite.c (graphite_transform_loops): Same.
1407 * graphite-poly.c (apply_poly_transforms): Same.
1409 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1411 PR tree-optimization/40914
1412 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1413 if set, then check the delta field of the PMF record.
1414 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1415 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1416 call is stored in the delta.
1418 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1420 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1422 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1424 * config/i386/bsd.h (ASM_BYTE): New define.
1425 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1426 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1427 .byte. Use fputs or putc instead of fprintf where appropriate.
1428 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1429 fputs or putc instead of fprintf where appropriate.
1430 * config/i386/i386elf.h: Ditto.
1431 * config/i386/sysv4.h: Ditto.
1433 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1434 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1435 (*tls_global_dynamic_64): Ditto.
1437 2009-07-31 Christian Bruel <christian.bruel@st.com>
1439 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1441 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1443 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1444 Remove dead code for MINUS.
1446 2009-07-31 Anthony Green <green@moxielogic.com>
1448 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1450 (moxie_expand_epilogue): Ditto for epilogue.
1451 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1453 (moxie_function_arg): Ditto.
1454 (moxie_pass_by_reference): Ditto.
1455 (moxie_arg_partial_bytes): Ditto.
1456 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1457 (FUNCTION_ARG_ADVANCE) Ditto.
1458 (REG_PARM_STACK_SPACE) Ditto.
1459 (FUNCTION_ARG_REGNO_P) Dito.
1461 * config.gcc: Add moxie linux config support.
1462 * gcc/config/moxie/uclinux.h: New file.
1464 2009-07-31 DJ Delorie <dj@redhat.com>
1466 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1467 (UNSPECV_SP_SWITCH_E): New.
1468 (sp_switch_1): Change to an unspec.
1469 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1471 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1472 reference the new stack's address
1474 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1476 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1477 graphite-clast-to-gimple.o, graphite-dependences.o,
1478 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1479 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1480 (graphite-blocking.o,
1481 graphite-clast-to-gimple.o, graphite-dependences.o,
1482 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1483 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1484 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1485 * cfgloop.h (struct loop): Add can_be_parallel field.
1486 * common.opt (fgraphite-identity): Moved up.
1487 (fgraphite-force-parallel): New flag.
1488 * graphite.c: Rewrite.
1489 * graphite.h: Rewrite.
1490 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1492 * toplev.c (graphite_out_file): New file descriptor.
1493 (graphite_in_file): New.
1494 (process_options): flag_graphite_force_parallel cannot be used without
1496 * tree-ssa-loop.c: Include toplev.h.
1497 (gate_graphite_transforms): Enable flag_graphite for
1498 flag_graphite_force_parallel.
1500 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1502 * ChangeLog.graphite: New.
1503 * graphite-blocking.c: New.
1504 * graphite-clast-to-gimple.c: New.
1505 * graphite-clast-to-gimple.h: New.
1506 * graphite-dependences.c: New.
1507 * graphite-dependences.h: New.
1508 * graphite-interchange.c: New.
1509 * graphite-poly.c: New.
1510 * graphite-poly.h: New.
1511 * graphite-ppl.c: New.
1512 * graphite-ppl.h: New.
1513 * graphite-scop-detection.c: New.
1514 * graphite-scop-detection.h: New.
1515 * graphite-sese-to-poly.c: New.
1516 * graphite-sese-to-poly.h: New.
1520 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1522 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1523 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1525 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1527 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1528 (scev_is_linear_expression): Return false if the evolution is not
1529 affine multivariate.
1531 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1533 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1534 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1536 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1538 * tree-data-ref.c (debug_data_references): New.
1539 (debug_data_reference): New.
1540 * tree-data-ref.h (debug_data_references): Declared.
1541 (debug_data_reference): Declared.
1543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1545 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1546 * tree-data-ref.h (scop_p): Removed.
1547 (struct data_reference): Remove field scop.
1549 (stmt_simple_memref_p): Removed.
1551 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1553 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1554 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1557 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1559 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1561 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1563 * doc/invoke.texi (-fgraphite-identity): Documented.
1565 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1567 * tree-scalar-evolution.c: Fix comment.
1568 (instantiate_scev_1): Return unknow from scev instantiation if the
1569 result is not above instantiate_below.
1571 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1573 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1574 static anymore. Instantiate the symbols that may have been introduced
1576 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1579 2009-07-30 DJ Delorie <dj@redhat.com>
1581 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1582 .vliw directive to VLIW sections.
1584 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1586 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1588 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1589 (AUTOHEADER): New variable.
1590 ($(srcdir)/cstamp-h.in): Use it.
1592 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1593 Pat Haugen <pthaugen@us.ibm.com>
1594 Revital Eres <ERES@il.ibm.com>
1596 * config/rs6000/vector.md (VEC_F): Add VSX support.
1600 (vector_load_<mode>): Ditto.
1601 (vector_store_<mode>): Ditto.
1602 (vector GPR move split): Ditto.
1603 (vec_reload_and_plus_<mptrsize>): Ditto.
1604 (vec_reload_and_reg_<mptrsize>): Ditto.
1605 (add<mode>3): Ditto.
1606 (sub<mode>3): Ditto.
1607 (mul<mode>3): Ditto.
1608 (neg<mode>2): Ditto.
1609 (abs<mode>2): Ditto.
1610 (smin<mode>3): Ditto.
1611 (smax<mode>3): Ditto.
1612 (vector_eq<mode>): Ditto.
1613 (vector_gt<mode>): Ditto.
1614 (vector_ge<mode>): Ditto.
1615 (vector_gtu<mode>): Ditto.
1616 (vector_select_<mode>_uns): Ditto.
1617 (vector_eq_<mode>_p): Ditto.
1618 (vector_gt_<mode>_p): Ditto.
1619 (vector_ge_<mode>_p): Ditto.
1620 (vector_gtu_<mode>_p): Ditto.
1621 (cr6_test_for_zero): Ditto.
1622 (cr6_test_for_zero_reverse): Ditto.
1623 (cr6_test_for_lt): Ditto.
1624 (cr6_test_for_lt_reverse): Ditto.
1625 (xor<mode>3): Ditto.
1626 (ior<mode>3): Ditto.
1627 (and<mode>3): Ditto.
1628 (one_cmpl<mode>2): Ditto.
1629 (nor<mode>2): Ditto.
1630 (andc<mode>2): Ditto.
1631 (float<VEC_int<mode>2): Ditto.
1632 (unsigned_float<VEC_int><mode>2): Ditto.
1633 (fix_trunc<mode><VEC_int>2): Ditto.
1634 (fixuns_trunc<mode><VEC_int>2): Ditto.
1636 (vec_set<mode>): Ditto.
1637 (vec_extract<mode>): Ditto.
1638 (vec_interleave_highv4sf): Ditto.
1639 (vec_interleave_lowv4sf): Ditto.
1640 (vec_realign_load_<mode>): Ditto.
1641 (vec_shl_<mode>): Ditto.
1642 (vec_shr_<mode>): Ditto.
1643 (div<mode>3): New patterns for VSX.
1644 (vec_interleave_highv2df): Ditto.
1645 (vec_interleave_lowv2df): Ditto.
1646 (vec_pack_trunc_v2df): Ditto.
1647 (vec_pack_sfix_trunc_v2df): Ditto.
1648 (vec_pack_ufix_trunc_v2df): Ditto.
1649 (vec_unpacks_hi_v4sf): Ditto.
1650 (vec_unpacks_lo_v4sf): Ditto.
1651 (vec_unpacks_float_hi_v4si): Ditto.
1652 (vec_unpacks_float_lo_v4si): Ditto.
1653 (vec_unpacku_float_hi_v4si): Ditto.
1654 (vec_unpacku_float_lo_v4si): Ditto.
1655 (movmisalign<mode>): Ditto.
1656 (vector_ceil<mode>2): New patterns for vectorizing math library.
1657 (vector_floor<mode>2): Ditto.
1658 (vector_btrunc<mode>2): Ditto.
1659 (vector_copysign<mode>3): Ditto.
1661 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1662 predicate for setting the high bit in each word, used for copysign.
1664 * config/rs6000/ppc-asm.h (f19): Whitespace.
1665 (f32-f63): Define if VSX.
1666 (v0-v31): Define if Altivec.
1667 (vs0-vs63): Define if VSX.
1669 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1671 * config/rs6000/power7.md: New file, provide tuning parameters for
1674 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1675 (rs6000_cpu_cpp_builtins): Ditto.
1676 (altivec_overloaded_builtins): Ditto.
1677 (altivec_resolve_overloaded_builtin): Ditto.
1679 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1680 debug switch to disable vectorizing simple math builtin
1683 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1684 Vectorize simple math builtin functions.
1685 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1686 hook to vectorize math builtins.
1687 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1688 (rs6000_builtin_conversion): Add VSX/power7 support.
1689 (rs6000_builtin_vec_perm): Ditto.
1690 (vsplits_constant): Add support for loading up a vector constant
1691 with just the high bit set in each part.
1692 (rs6000_expand_vector_init): Add VSX/power7 support.
1693 (rs6000_expand_vector_set): Ditto.
1694 (rs6000_expand_vector_extract): Ditto.
1695 (rs6000_emit_move): Ditto.
1696 (bdesc_3arg): Ditto.
1697 (bdesc_2arg): Ditto.
1698 (bdesc_1arg): Ditto.
1699 (rs6000_expand_ternop_builtin): Ditto.
1700 (altivec_expand_builtin): Ditto.
1701 (rs6000_expand_unop_builtin): Ditto.
1702 (rs6000_init_builtins): Ditto.
1703 (altivec_init_builtins): Ditto.
1704 (builtin_function_type): Ditto.
1705 (rs6000_common_init_builtins): Ditto.
1706 (rs6000_handle_altivec_attribute); Ditto.
1707 (rs6000_mangle_type): Ditto.
1708 (rs6000_vector_mode_supported_p): Ditto.
1709 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1712 * config/rs6000/vsx.md: New file for VSX support.
1714 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1715 identifing values with just the most significant bit set.
1716 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1717 vectorized builtins.
1719 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1720 (UNSPEC_VRFIM): Delete.
1721 (splitter for loading up vector with most significant bit): New
1722 splitter for vectorizing copysign.
1723 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1724 vectorizing simple math functions.
1725 (altivec_vrfip): Add support for vectorizing simple math functions.
1726 (altivec_vrfim): Ditto.
1727 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1729 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1730 (power7.md, vsx.md): Include for power7 support.
1731 (copysigndf3): Use VSX instructions if -mvsx.
1732 (negdf2_fpr): Ditto.
1733 (absdf2_fpr): Ditto.
1734 (nabsdf2_fpr): Ditto.
1735 (adddf3_fpr): Ditto.
1736 (subdf3_fpr): Ditto.
1737 (muldf3_fpr): Ditto.
1738 (divdf3_fpr): Ditto.
1739 (fix_truncdfdi2_fpr): Ditto.
1740 (cmpdf_internal1): Ditto.
1741 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1742 (btruncdf2, btruncdf2_fpr): Ditto.
1743 (ceildf2, ceildf2_fpr): Ditto.
1744 (floordf2, floordf2_fpr): Ditto.
1745 (floatdidf2, floatdidf2_fpr): Ditto.
1746 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1747 (fmsubdf4_fpr): Ditto.
1748 (fnmadddf4_fpr_1): Ditto.
1749 (fnmadddf4_fpr_2): Ditto.
1750 (fnmsubdf4_fpr_1): Ditto.
1751 (fnmsubdf4_fpr_2): Ditto.
1752 (fixuns_truncdfdi2): Add expander for VSX support.
1753 (fix_truncdfdi2): Ditto.
1754 (fix_truncdfsi2): Ditto.
1756 (btruncsf2): Whitespace.
1757 (movdf_hardfloat32): Add support for VSX registers.
1758 (movdf_softfloat32): Ditto.
1759 (movdf_hardfloat64): Ditto.
1760 (movdf_hardfloat64_mfpgpr): Ditto.
1761 (movdf_softfloat64): Ditto.
1762 (movti splitters): Add check for vector registers supporting
1763 TImode in the future.
1764 (bpermd): Add power7 bpermd instruction.
1766 * config/rs6000/altivec.h (vec_div): Define if VSX.
1770 (vec_nearbyint): Ditto.
1773 (all predicates): Use the generic builtin function, and not the V4SF
1774 specific function so that the predicates will work with VSX's V2DF.
1778 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1779 Document new VSX functions and types.
1781 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1784 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1785 "wa", and "j" constraints. Modify "v" to talk about Altivec
1786 instead of just vector.
1788 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1791 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1792 location for phi arguments.
1793 (rewrite_update_phi_arguments): Find locations for reaching defs.
1794 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1795 Add location to add_phi_arg calls.
1796 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1797 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1798 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1799 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1800 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1801 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1802 * tree-phinodes.c (make_phi_node): Initialize location.
1803 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1804 (add_phi_arg): Add location parameter.
1805 (remove_phi_arg_num): Move location when moving phi argument.
1806 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1808 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1809 slpeel_update_phi_nodes_for_guard1,
1810 slpeel_update_phi_nodes_for_guard2,
1811 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1812 vect_loop_versioning): Set locations.
1813 * tree-parloops.c (create_phi_for_local_result,
1814 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1815 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1816 * tree-vect-loop.c (get_initial_def_for_induction,
1817 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1819 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1820 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1821 (gimple_phi_arg_set_location): New. Set locus.
1822 (gimple_phi_arg_has_location): New. Check for locus.
1823 (redirect_edge_var_map_location): New. Return locus from var_map.
1824 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1825 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1826 combining PHI arguments.
1827 (cond_store_replacement): Set location.
1828 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1829 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1830 scop_add_exit_phis_edge): Add locations.
1831 * tree-cfgcleanup.c (remove_forwarder_block,
1832 remove_forwarder_block_with_phi): Add locations.
1833 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1834 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1836 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1837 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1838 flush_pending_stmts): Add source location.
1839 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1840 stack to preserve locations.
1841 * tree-vect-stmts.c (vectorizable_load): Add location.
1842 * tree-inline.c (copy_phis_for_bb): Copy locus.
1843 (setup_one_parameter): Add call locus to inlined parameter stmts.
1844 (initialize_inlined_parameters): Pass in call location as parameter
1846 (tree_function_versioning): Pass location to setup_one_parameter.
1847 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1848 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1849 copy and edge lists.
1850 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1851 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1852 locus parameter and override the stmt default if provided.
1853 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1854 elim_graph_add_edge, elim_graph_remove_succ_edge,
1855 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1856 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1857 eliminate_phi): Add locus info in elimination graph for each edge and
1859 (insert_backedge_copies): Copy locus if present.
1860 * tree-flow.h (struct _edge_var_map): Add locus field.
1861 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1862 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1863 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1865 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1867 2009-07-30 Martin Jambor <mjambor@suse.cz>
1869 PR tree-optimization/40570
1870 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1873 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1875 * ssa-loop-manip.c: Include langhooks.h.
1876 (rewrite_phi_with_iv): New.
1877 (rewrite_all_phi_nodes_with_iv): New.
1878 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1879 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1880 * tree-parloops.c (loop_parallel_p): Move out all conditions
1881 except dependency check.
1882 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1883 (gen_parallel_loop): Call canonicalize_loop_ivs without
1884 reduction_list argument.
1885 (build_new_reduction): New.
1886 (gather_scalar_reductions): New.
1887 (try_get_loop_niter): New.
1888 (try_create_reduction_list): New.
1889 (parallleize_loops): Change the parallel conditions check.
1890 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1891 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1893 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1895 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1897 * doc/options.texi (Option properties): Mention new quoting syntax.
1899 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1901 * config/alpha/alpha.c (alpha_start_function):
1902 Handle VMS_DEBUG_MAIN_POINTER
1903 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1904 * doc/invoke.texi: Document -mdebug-main switch.
1906 2009-07-29 Richard Henderson <rth@redhat.com>
1908 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1909 (cgraph_create_edge_including_clones): Likewise.
1910 * tree-inline.c (copy_bb): Operate on the correct edges
1911 when updating the callgraph.
1913 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1915 * config/alpha/vms-cc.c: Deleted.
1916 * config/alpha/vms-ld.c: Deleted.
1917 * config/alpha/t-vms64: Moved to config/vms
1918 * config/alpha/vms-crt0-64.c: Moved to config/vms
1919 * config/alpha/vms-crt0.c: Moved to config/vms
1920 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1921 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1922 * config/alpha/xm-vms.h: Moved to config/vms
1923 * config/alpha/x-vms: Moved to config/vms
1924 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1926 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1927 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1929 * config/vms/t-vms64: Moved here from config/alpha
1930 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1931 (argc,argv,envp): Enforce 32bit malloc'ing.
1932 * config/vms/vms-psxcrt0-64.c: Likewise.
1933 * config/vms/vms-crt0.c: Moved here from config/alpha.
1934 * config/vms/vms-psxcrt0.c: Likewise.
1935 * config/vms/vms-crtl-64.h: New file.
1936 * config/vms/vms-crtl.h: New file.
1937 * config/vms/vms.opt: New file.
1938 * config/vms/xm-vms64.h: New file.
1939 * config/vms/xm-vms.h: Moved here from config/alpha.
1940 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1942 * config/vms/x-vms: Moved here from config/alpha.
1943 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1944 (vms-ld.o, vms-cc.o): Removed.
1945 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1947 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1949 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1950 correct stack (obvious VMS fix).
1952 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1954 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1955 date, version info if VMS_DEBUGGING_INFO defined.
1956 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1957 size, date calculating code moved here.
1959 2009-07-29 Paul Brook <paul@codesourcery.com>
1961 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1964 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1967 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1968 to DImode when generating insq_le insn.
1970 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1972 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1973 New macro set for VMS_DEBUGGGING_INFO.
1974 (AT_string_form): Use it.
1976 2009-07-28 DJ Delorie <dj@redhat.com>
1978 * config/mep/mep.c (vtext_section): New.
1979 (vftext_section): New.
1980 (ftext_section): New.
1981 (mep_select_section): Add support for functions.
1982 (mep_unique_section): Likewise.
1983 (mep_asm_init_sections): Likewise.
1984 (mep_encode_section_info): Remove it from here.
1986 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1988 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1990 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1991 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1993 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1995 * dwarf2out.c (output_file_names): Test new macro
1996 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1997 (add_comp_dir_attribute): Likewise.
1999 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
2001 * config/i386/mingw-w64.h (LINK_SPEC): Add
2002 separating space between commands.
2004 2009-07-28 Jan Hubicka <jh@suse.cz>
2006 PR tree-optimization/40759
2007 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
2010 2009-07-27 DJ Delorie <dj@redhat.com>
2012 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
2013 types are dword-aligned.
2014 (mep_expand_va_start): Likewise.
2016 2009-07-27 Olivier Hainque <hainque@adacore.com>
2017 Douglas B Rupp <rupp@gnat.com>
2019 * convert.c (convert_to_pointer): Don't assume the target
2020 pointer type is POINTER_SIZE long. Fetch its precision instead.
2022 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2024 * system.h (fopen): Undefine if macro.
2026 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2028 * dwarf2out.c (output_cfi_p): Removed.
2029 (output_cfis): New function.
2030 (output_fde): New function, split from output_call_frame_info.
2031 (output_call_frame_info): Use it.
2032 (dwarf2out_switch_text_section): Use output_cfis.
2034 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2036 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2037 TARGET_BI_ARCH is specified without enabling SJLJ.
2038 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2039 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2041 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2043 * arm.md (negdi2): Use DImode if forcing a value into a register.
2045 2009-07-26 Ira Rosen <irar@il.ibm.com>
2047 PR tree-optimization/40801
2048 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2049 of vector operand from the previous copy of vector statement.
2050 Pass the correct definition type value to
2051 vect_get_vec_def_for_stmt_copy().
2053 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2055 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2056 const char ** conversion.
2058 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2060 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2061 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2062 (gcc_unreachable): Invoke __builtin_unreachable() if
2063 !ENABLE_ASSERT_CHECKING.
2065 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2067 PR rtl-optimization/40445
2068 * emit-rtl.c (next_nonnote_insn_bb): New function.
2069 * rtl.h (next_nonnote_insn_bb): Declare new function.
2070 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2071 with no successors that is the successor of the ENTRY_BLOCK.
2072 Continue from the top after removing an empty fallthrough block.
2073 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2074 of next_nonnote_insn.
2076 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2078 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2080 2009-07-25 Martin Jambor <mjambor@suse.cz>
2082 * c-common.c (c_common_attribute_table): New element for noclone.
2083 (handle_noclone_attribute): New function. Forward-declare.
2084 * tree-inline.c (tree_versionable_function_p): Check for noclone
2086 * doc/extend.texi (Labels as Values): Document need for noclone.
2087 (Function Attributes): Document noclone attribute.
2089 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2091 PR rtl-optimization/34999
2092 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2093 and dw_fde_switched_cold_to_hot fields.
2094 (output_cfi_p): New function.
2095 (output_call_frame_info): If fde->dw_fde_switched_sections,
2096 output 2 FDEs instead of one with corrupted header.
2097 (dwarf2out_do_cfi_startproc): New function.
2098 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2099 and fde->dw_fde_switched_cold_to_hot.
2100 (dwarf2out_switch_text_section): Compute
2101 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2102 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2103 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2104 Otherwise, compute fde->dw_fde_switch_cfi.
2106 2009-07-24 Cary Coutant <ccoutant@google.com>
2108 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2110 2009-07-24 Cary Coutant <ccoutant@google.com>
2112 * cfghooks.c (split_block): Copy discriminator to new block.
2113 * tree-cfg.c (assign_discriminator): Check location of last
2114 instruction in block as well as first.
2116 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2118 * config/i386/linux.c: Use fputs or putc instead of fprintf
2120 * config/i386/gas.h: Ditto.
2121 * config/i386/x86-64.h: Ditto.
2122 * config/i386/att.h: Ditto.
2124 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2126 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2129 2009-07-24 Martin Jambor <mjambor@suse.cz>
2131 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2132 (ipa_push_func_to_list_1): Declare.
2133 (ipa_push_func_to_list): New function.
2135 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2136 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2137 (ipa_push_func_to_list): Removed.
2138 (ipa_pop_func_from_list): Clear node_enqueued flag.
2140 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2142 * config/s390/s390.c (override_options): Default
2143 max-unrolled-insns to 100 for z10 tuning.
2145 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2147 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2148 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2149 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2150 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2151 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2152 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2153 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2155 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2157 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2158 use default set in mingw32.h header.
2159 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2160 64-bit /mingw/include path.
2161 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2164 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2166 PR rtl-optimization/40209
2167 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2169 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2171 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2172 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2173 with the rest of string where appropriate. Use fputs or putc
2174 instead of fprintf where appropriate.
2176 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2177 Pat Haugen <pthaugen@us.ibm.com>
2178 Revital Eres <ERES@il.ibm.com>
2180 * config/rs6000/vector.md: New file. Move most of the vector
2181 expander support here from altivec.md to allow for the VSX vector
2182 unit in the future. Add support for secondary_reload patterns.
2183 Rewrite the patterns for vector comparison, and vector comparison
2184 predicate instructions so that the RTL expresses the desired
2185 behavior, instead of using unspec.
2187 * config/rs6000/constraints.md ("f" constraint): Use
2188 rs6000_constraints to hold the precalculated register class.
2189 ("d" constraint): Ditto.
2190 ("wd" constraint): New constraint for VSX.
2191 ("wf" constraint): Ditto.
2192 ("ws" constraint): Ditto.
2193 ("wa" constraint): Ditto.
2194 ("wZ" constraint): Ditto.
2195 ("j" constraint): Ditto.
2197 * config/rs6000/predicates.md (vsx_register_operand): New
2199 (vfloat_operand): New predicate for vector.md.
2200 (vint_operand): Ditto.
2201 (vlogical_operand): Ditto.
2202 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2203 (easy_vector_constant): Add VSX support.
2204 (altivec_indexed_or_indirect_operand): New predicate for
2205 recognizing Altivec style memory references with AND -16.
2207 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2208 for vector secondary reload support.
2209 (rs6000_vector_reg_class): Delete, replacing it with
2211 (rs6000_vsx_reg_class): Ditto.
2212 (rs6000_constraints): New array to hold the register classes of
2213 each of the register constraints that can vary at runtime.
2214 (builtin_mode_to_type): New static array for builtin function type
2216 (builtin_hash_table): New static hash table for builtin function
2218 (TARGET_SECONDARY_RELOAD): Define target hook.
2219 (TARGET_IRA_COVER_CLASSES): Ditto.
2220 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2221 registers are 128 bits if VSX memory reference instructions are used.
2222 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2224 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2225 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2226 Print several of the scheduling related parameters.
2227 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2228 rs6000_constraints instead of rs6000_vector_reg_class. Move
2229 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2230 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2231 Altivec. Add VSX support. Setup for secondary reload support on
2232 Altivec/VSX registers.
2233 (rs6000_override_options): Make power7 set the scheduling groups
2234 like the power5. Add support for new debug switches to override
2235 the scheduling defaults. Temporarily disable -mcpu=power7 from
2236 setting -mvsx. Add support for debug switches -malways-hint,
2237 -msched-groups, and -malign-branch-targets.
2238 (rs6000_buitlin_conversion): Add support for returning unsigned
2239 vector conversion functions to fix regressions due to stricter
2241 (rs6000_builtin_mul_widen_even): Ditto.
2242 (rs6000_builtin_mul_widen_odd): Ditto.
2243 (rs6000_builtin_vec_perm): Ditto.
2244 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2245 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2247 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2249 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2250 VSX types for bit operations. Changes to accomidate vector.md.
2251 (bdesc_2arg): Ditto.
2252 (bdesc_1arg): Ditto.
2253 (struct builtin_description_predicates): Rewrite predicate
2254 handling so that RTL describes the operation, instead of passing
2255 the instruction to be used as a string argument.
2256 (bdesc_altivec_preds): Ditto.
2257 (altivec_expand_predicate_builtin): Ditto.
2258 (altivec_expand_builtin): Ditto.
2259 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2260 statement for vsldoi support.
2261 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2262 (altivec_expand_st_builtin): Ditto.
2263 (paired_expand_builtin): Whitespace changes.
2264 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2265 builtin_mode_to_type table for secondary reload. Call
2266 builtin_function_type to build random builtin functions.
2267 (altivec_init_builtins): Change to use builtin_function_type to
2268 create builtin function types dynamically as we need them.
2269 (builtin_hash_function): New support for hashing the tree types
2270 for builtin function as we need it, rather than trying to build
2271 all of the trees that we need. Add initial preliminary VSX support.
2272 (builtin_function_type): Ditto.
2273 (builtin_function_eq): Ditto.
2274 (builtin_hash_struct): Ditto.
2275 (rs6000_init_builtins): Ditto.
2276 (rs6000_common_init_builtins): Ditto.
2277 (altivec_init_builtins): Ditto.
2278 (rs6000_common_init_builtins): Ditto.
2279 (enum reload_reg_type): New enum for simplifing reg classes.
2280 (rs6000_reload_register_type): Simplify register classes into GPR,
2281 Vector, and other registers. Altivec and VSX addresses in reload.
2282 (rs6000_secondary_reload_inner): Ditto.
2283 (rs6000_ira_cover_classes): New target hook, that returns the
2284 appropriate cover classes, based on -mvsx being used or not.
2285 (rs6000_secondary_reload_class): Add VSX support.
2286 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2287 (get_vsel_insn): Ditto.
2288 (rs6000_emit_vector_compare): Rewrite vector conditional support
2289 so that where we can, we use RTL operators, instead of blindly use
2291 (rs6000_emit_vector_select): Ditto.
2292 (rs6000_emit_vector_cond_expr): Ditto.
2293 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2294 (create_TOC_reference): Add -mdebug=addr support.
2295 (emit_frame_save): VSX loads/stores need register indexed addressing.
2297 * config/rs6000/rs6000.md: Include vector.md.
2299 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2301 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2302 support for V2DI, V2DF in logical, permute, select operations.
2304 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2305 switch for vsx/power7.
2306 (-mvsx-scalar-memory): Ditto.
2307 (-mvsx-align-128): Ditto.
2308 (-mallow-movmisalign): Ditto.
2309 (-mallow-df-permute): Ditto.
2310 (-msched-groups): Ditto.
2311 (-malways-hint): Ditto.
2312 (-malign-branch-targets): Ditto.
2314 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2316 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2317 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2318 (rs6000_vector_reg_class): Delete.
2319 (rs6000_vsx_reg_class): Ditto.
2320 (enum rs6000_reg_class_enum): New enum for the constraints that
2321 vary based on target switches.
2322 (rs6000_constraints): New array to hold the register class for all
2323 of the register constraints that vary based on the switches used.
2324 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2325 (enum rs6000_builtins): Add unsigned varients for the builtin
2326 declarations returned by target hooks for expanding multiplies,
2327 select, and permute operations. Add VSX builtins.
2328 (enum rs6000_builtin_type_index): Add entries for VSX.
2329 (V2DI_type_node): Ditto.
2330 (V2DF_type_node): Ditto.
2331 (unsigned_V2DI_type_node): Ditto.
2332 (bool_long_type_node): Ditto.
2333 (intDI_type_internal_node): Ditto.
2334 (uintDI_type_internal_node): Ditto.
2335 (double_type_internal_node): Ditto.
2337 * config/rs6000/altivec.md (whole file): Move all expanders to
2338 vector.md from altivec.md. Rename insn matching functions to be
2340 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2341 (altivec_vcmp*): Ditto.
2342 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2343 (VM): New iterator for moves that includes the VSX types.
2344 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2345 (altivec_vperm_<mode>_uns): New, for unsigned types.
2346 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2347 (altivec_eq<mode>): Ditto.
2348 (altivec_gt<mode>): Ditto.
2349 (altivec_gtu<mode>): Ditto.
2350 (altivec_eqv4sf): Ditto.
2351 (altivec_gev4sf): Ditto.
2352 (altivec_gtv4sf): Ditto.
2353 (altivec_vcmpbfp_p): Ditto.
2355 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2357 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2360 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2363 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2364 ASM_SHORT instead of .word.
2365 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2366 instead of .word in asm template.
2368 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2371 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2372 (process_bb_node_lives): Use it.
2374 * ira.c (setup_cover_and_important_classes): Don't setup
2375 ira_important_class_nums. Add cover classes to the end of
2377 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2379 (find_reg_class_closure): Use reorder_important_classes.
2381 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2383 * config/i386/i386.c (i386_ira_cover_classes): New function.
2384 (TARGET_IRA_COVER_CLASSES): Redefine.
2386 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2387 importance of order of cover classes in the array.
2389 2009-07-22 Diego Novillo <dnovillo@google.com>
2391 * tree-pass.h (TDF_EH): Define.
2392 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2393 contains TDF_EH, print the EH region number holding GS.
2394 * tree-dump.c (dump_options): Add "eh".
2395 * doc/invoke.texi: Document it.
2397 2009-07-22 Doug Kwan <dougkwan@google.com>
2399 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2401 2009-07-22 Michael Matz <matz@suse.de>
2403 PR tree-optimization/35229
2404 PR tree-optimization/39300
2406 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2407 (inhibit_phi_insertion): New function.
2408 (insert_into_preds_of_block): Call it for REFERENCEs.
2409 (init_pre): Initialize and finalize scalar evolutions.
2410 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2412 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2414 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2415 Use CONST_VECTOR_NUNITS to determine number of elements.
2417 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2419 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2420 (U, W): Constraints are now deprecated and will be removed if we
2422 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2424 ("prefetch"): Add the stcmh instruction for prefetching.
2425 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2427 (s390_short_displacement): Return always true if compiling for
2428 machines not providing the long displacement facility.
2429 (s390_mem_constraint): Support the new constraint letter Z.
2430 (s390_check_qrst_address): New function.
2432 2009-07-21 DJ Delorie <dj@redhat.com>
2434 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2437 2009-07-21 Jason Merrill <jason@redhat.com>
2439 * c-common.c (max_tinst_depth): Increase default to 1024.
2441 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2443 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2444 (vec_unpacku_float_lo_v4si): Ditto.
2446 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2449 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2450 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2451 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2452 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2454 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2456 PR tree-optimization/40813
2457 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2460 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2462 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2463 with a NOP_EXPR if needed.
2465 2009-07-21 Paul Brook <paul@codesourcery.com>
2467 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2468 Terminate debug dump with newline.
2470 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2472 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2473 Cast "1" to unsigned HOST_WIDE_INT.
2474 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2475 deposit length to the maximum length - lsb. Extend length if
2476 HOST_BITS_PER_WIDE_INT is 32.
2478 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2480 * cgraph.h (constant_pool_htab): New function.
2481 (constant_descriptor_tree): Move from varasm.c.
2482 * varasm.c (constant_pool_htab): New function.
2483 (constant_descriptor_tree): Move to cgraph.h.
2485 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2487 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2489 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2491 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2494 2009-07-20 Xinliang David Li <davidxl@google.com>
2496 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2498 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2500 * config/mips/mips.md (move_type): Add arith.
2501 (type): Handle arith.
2502 (zero_extendsidi2): Rename this into ...
2503 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2504 (zero_extendsidi2): New expander.
2505 (*zero_extendsidi2_dext): New pattern.
2507 2009-07-20 Nick Clifton <nickc@redhat.com>
2509 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2510 to set MIPS_ABI_DEFAULT.
2511 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2513 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2515 * tree-object-size.c (addr_object_size): Handle unions with
2516 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2518 PR tree-optimization/40792
2519 * tree.c (build_function_type_skip_args): Remove bogus assert.
2521 2009-07-20 Jan Hubicka <jh@suse.cz>
2522 Martin Jambor <mjambor@suse.cz>
2524 * cgraph.h (combined_args_to_skip): New field.
2525 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2526 combined_args_to_skip and args_to_skip.
2527 * tree-inline.c (update_clone_info): New function.
2528 (tree_function_versioning): Call update_clone_info.
2529 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2531 (cgraph_materialize_all_clones): More extensive dumping, working
2532 with combined_args_to_skip rather than args_to_skip.
2534 2009-07-20 Ira Rosen <irar@il.ibm.com>
2536 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2537 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2538 (get_initial_def_for_reduction): Likewise.
2539 (vectorizable_reduction): Skip the check of first operand in case
2540 of COND_EXPR. Add check that it is outer loop vectorization if
2541 nested cycle was detected. Call vectorizable_condition() for
2542 COND_EXPR. If reduction epilogue cannot be created do not fail for
2543 nested cycles (if it is not double reduction). Assert that there
2544 is only one type in the loop in case of COND_EXPR. Call
2545 vectorizable_condition() to vectorize COND_EXPR.
2546 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2547 Add parameters. Allow nested cycles if called from
2548 vectorizable_reduction(). Use reduction vector variable if provided.
2549 (vect_analyze_stmt): Call vectorizable_reduction() before
2550 vectorizable_condition().
2551 (vect_transform_stmt): Update call to vectorizable_condition().
2553 2009-07-20 Christian Bruel <christian.bruel@st.com>
2555 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2556 * doc/invoke.texi (-mfmovd): Likewise.
2557 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2559 2009-07-20 Jan Hubicka <jh@suse.cz>
2561 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2562 when handling SSA name.
2564 2009-07-19 Jan Hubicka <jh@suse.cz>
2566 PR tree-optimization/40676
2567 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2568 virtual PHIs in empty BBs.
2570 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2572 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2573 re-expanded the compound use gen_lowpart instead to convert to the
2576 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2578 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2579 OUTER_CONST arguments.
2580 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2581 the new wider mode will be masked off.
2582 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2584 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2586 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2587 high-order bits are zero.
2589 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2591 * combine.c (simplify_shift_const_1): Split code to determine
2593 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2594 new bits shifted in are identical to the old sign bit.
2596 2009-07-18 Richard Guenther <rguenther@suse.de>
2599 * gimplify.c (gimplify_call_expr): Reject code using results from
2600 functions returning void.
2602 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2604 * doc/md.texi: Document the new PowerPC "es" constraint.
2605 Document that "m" can include automodified addresses on this target,
2606 and explain how %U must be used. Extend the "Q" and "Z" documentation
2607 to suggest "es" as well as "m".
2608 * config/rs6000/constraints.md (es): New memory constraint.
2609 (Q, Z): Update strings to match new documentation.
2611 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2613 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2614 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2615 * config/rs6000/predicates.md (volatile_mem_operand): Use
2616 offsettable_nonstrict_memref_p.
2617 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2618 (*floatunssidf2_internal): Likewise.
2619 (*fix_truncdfsi2_internal): Likewise.
2620 (*fix_trunctfsi2_internal): Likewise.
2622 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2624 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2626 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2628 2009-07-17 Richard Guenther <rguenther@suse.de>
2631 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2632 (pass_warn_unused_result): Likewise.
2633 (TODO_set_props): Remove.
2634 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2636 (pass_diagnose_omp_blocks): Define.
2637 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2638 (c_gimple_diagnostics_recursively): Remove.
2639 (finish_function): Do not call it.
2640 (c_write_global_declarations): Continue after errors.
2641 Finalize the CU here.
2642 * c-gimplify.c (c_genericize): Do not gimplify here.
2643 * c-common.c (c_warn_unused_result): Move ...
2644 * tree-cfg.c (do_warn_unused_result): ... here.
2645 (run_warn_unused_result): New function.
2646 (gate_warn_unused_result): New function.
2647 (pass_warn_unused_result): New pass.
2648 * c-common.h (c_warn_unused_result): Remove.
2649 * flags.h (flag_warn_unused_result): Declare.
2650 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2651 * opts.c (flag_warn_unused_result): Initialize to false.
2652 * toplev.c (compile_file): Add comment.
2653 * omp-low.c (create_omp_child_function): Do not register
2654 the function with the frontend.
2655 (diagnose_omp_structured_block_errors): Prepare to be
2656 called as optimization pass.
2657 (gate_diagnose_omp_blocks): New function.
2658 (pass_diagnose_omp_blocks): New pass.
2659 * cgraph.h (cgraph_optimize): Remove.
2660 (cgraph_analyze_function): Likewise.
2661 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2662 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2663 before their parents here.
2664 (cgraph_finalize_function): Not here.
2665 (cgraph_analyze_function): Gimplify functions here.
2666 (cgraph_finalize_compilation_unit): Continue after errors.
2667 Optimize the callgraph from here.
2668 (cgraph_optimize): Make static.
2669 * langhooks.c (write_global_declarations): Finalize the CU.
2670 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2671 (gimplify_function_tree): Assert we gimplify only once.
2672 Set PROP_gimple_any property.
2673 * tree-nested.c (gimplify_all_functions): New function.
2674 (lower_nested_functions): Gimplify all nested functions.
2675 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2676 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2677 and pass_diagnose_omp_blocks after gimplification. Do not
2678 set TODO_set_props on all_lowering_passes.
2679 (execute_one_pass): Do not handle TODO_set_props.
2680 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2681 (gimplify.o): Add tree-pass.h dependency.
2682 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2683 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2684 (unsave_r): Likewise.
2685 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2688 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2690 * doc/service.texi (Service): Restore previously removed link,
2691 which isn't broken after all.
2693 2009-07-17 Richard Guenther <rguenther@suse.de>
2695 PR tree-optimization/40321
2696 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2697 PHI nodes to the maximal set.
2698 (make_values_for_phi): Add PHI arguments to the maximal set.
2699 (execute_pre): Dump PHI_GEN and the maximal set.
2701 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2704 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2707 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2709 * doc/extend.texi (Nested Functions): Replace broken link with
2711 * doc/service.texi (Service): Remove broken link.
2713 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2716 * builtins.c (expand_builtin_memcmp): Use loc instead of
2717 EXPR_LOCATION (exp).
2718 (expand_builtin_strncmp): Likewise.
2720 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2721 Manuel López-Ibáñez <manu@gcc.gnu.org>
2724 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2725 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2726 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2727 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2728 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2729 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2730 tree-inline.c, c-common.c, c-common.h, gimple.c,
2731 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2732 convert.c: Add location argument to fold_{unary,binary,ternary},
2733 fold_build[123], build_call_expr, build_size_arg,
2734 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2735 fold_build1_initializer, fold_build2_initializer,
2736 fold_build3_initializer, fold_build_call_array,
2737 fold_build_call_array_initializer, fold_single_bit_test,
2738 omit_one_operand, omit_two_operands, invert_truthvalue,
2739 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2740 combine_comparisons, fold_builtin_*, fold_call_expr,
2741 build_range_check, maybe_fold_offset_to_address, round_up,
2744 2009-07-16 Jason Merrill <jason@redhat.com>
2747 * c-common.c (c_common_reswords): Add __is_standard_layout
2749 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2750 * doc/implement-cxx.texi: New.
2751 * doc/gcc.texi: Include it.
2753 2009-07-16 DJ Delorie <dj@redhat.com>
2755 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2756 compares that may be indirectly affected by previous instructions.
2758 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2760 * builtins.c (do_mpc_arg2): New.
2761 (fold_builtin_2): Fold builtin cpow.
2762 * real.h (HAVE_mpc_pow): New.
2764 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2766 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2767 comparison to skip unprofitable schedule
2769 2009-07-16 Simon Baldwin <simonb@google.com>
2771 * gcc.c (option_map): New flag -no-canonical-prefixes.
2772 * (display_help): Print help text for new flag.
2773 * (process_command): Move options translation and language specifics
2774 and handle new flag early. Use it to set a function pointer to a
2775 prefix builder. Replace make_relative_prefix calls with calls to
2776 the function pointed to. Ignore new flag in regular options handling.
2777 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2779 2009-07-15 DJ Delorie <dj@redhat.com>
2781 * config/mep/mep.md (sibcall_internal): Change register to avoid
2783 (sibcall_value_internal): Likewise.
2785 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2787 PR rtl-optimization/40710
2788 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2790 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2792 * config/mips/mips.md (*extenddi_truncate<mode>,
2793 *extendsi_truncate<mode>): Change type attribute to move_type
2794 with shift_shift. Split out code handling exts from here ...
2795 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2797 (*extendhi_truncateqi): Change type attribute to move_type with
2798 shift_shift. Split out code handling exts from here ...
2799 (*extendhi_truncateqi_exts): ... to this new pattern.
2801 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2803 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2804 instead of "and" with inverted sign bit mask value. Use
2805 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2806 Allocate registers only for operand 4 and operand 5.
2808 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2811 * fold-const.c (fold_cond_expr_with_comparison): When folding
2812 < and <= to MIN, make sure the MIN uses the same type as the
2813 comparison's operands.
2815 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2817 * arm.md (ior_xor): New code iterator.
2818 (split for ior/xor with shift and zero-extend): New split pattern.
2819 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2821 2009-07-15 Richard Guenther <rguenther@suse.de>
2823 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2826 2009-07-15 Richard Guenther <rguenther@suse.de>
2829 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2831 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2833 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2834 handle 2.6.30 kernel.
2836 2009-07-15 DJ Delorie <dj@redhat.com>
2838 * config/mep/mep.md (sibcall_internal): Change register to allow
2839 for 24-bit addresses.
2840 (sibcall_value_internal): Likewise.
2842 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2844 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2845 that are enabled/disabled by the flags introduced by a previous patch.
2847 2009-07-14 DJ Delorie <dj@redhat.com>
2849 * config/mep/mep.md (sibcall_internal): Include non-toggling
2851 (sibcall_value_internal): Likewise.
2853 2009-07-14 Taras Glek <tglek@mozilla.com>
2854 Rafael Espindola <espindola@google.com>
2856 * doc/sourcebuild.texi: Document install-plugin target.
2857 * configure.ac: Added install-plugin target to language makefiles.
2858 * configure: Regenerate.
2859 * Makefile.in: (install-plugin): Install more headers,
2860 depend on lang.install-plugin.
2862 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2864 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2867 2009-07-14 DJ Delorie <dj@redhat.com>
2869 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2870 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2871 * config/mep/mep.md (sibcall_internal): Change test from
2872 mep_vliw_mode_match to mep_vliw_jmp_match.
2873 (sibcall_value_internal): Likewise.
2875 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2877 * config/i386/sse.md (copysign<mode>3): New expander.
2878 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2879 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2880 Use ix86_build_const_vector.
2881 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2882 IX86_BUILTIN_CPYSGNPD.
2883 (builtin_description): Add __builtin_ia32_copysignps and
2884 __builtin_ia32_copysignpd.
2885 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2886 and BUILT_IN_COPYSIGNF.
2888 2009-07-13 Jason Merrill <jason@redhat.com>
2890 * builtins.c (can_trust_pointer_alignment): New fn.
2891 (get_pointer_alignment): Factor it out from here.
2892 * tree.h: Declare it.
2894 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2896 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2899 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2903 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2905 2009-07-14 Richard Guenther <rguenther@suse.de>
2906 Andrey Belevantsev <abel@ispras.ru>
2909 * cfgexpand.c (partition_stack_vars): Do not bother to update
2910 alias information when not optimizing.
2912 2009-07-14 Richard Guenther <rguenther@suse.de>
2913 Andrey Belevantsev <abel@ispras.ru>
2915 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2916 (pt_solution_set): Likewise.
2917 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2918 * tree-ssa-structalias.c (pt_solution_set): New function.
2919 * final.c (rest_of_clean_state): Free SSA data structures.
2920 * print-rtl.c (print_decl_name): Remove.
2921 (print_mem_expr): Implement in terms of print_generic_expr.
2922 * alias.c (ao_ref_from_mem): New function.
2923 (rtx_refs_may_alias_p): Likewise.
2924 (true_dependence): Query alias-export info.
2925 (canon_true_dependence): Likewise.
2926 (write_dependence_p): Likewise.
2927 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2929 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2930 (mem_expr_equal_p): Use operand_equal_p.
2931 (set_mem_attributes_minus_bitpos): Do not use
2932 component_ref_for_mem_expr.
2933 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2934 (update_alias_info_with_stack_vars): Likewise.
2935 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2936 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2937 explicitly nor clear stmt operands.
2938 Free the decl-to-pointer map.
2939 * tree-optimize.c (execute_free_datastructures): Do not free
2940 SSA data structures here.
2941 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2942 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2943 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2945 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2947 2009-07-13 DJ Delorie <dj@redhat.com>
2949 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2950 unrolling at the right iteration count.
2952 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2955 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2957 * haifa-sched.c (rank_for_schedule): Introduced flags to
2958 enable/disable individual scheduling heuristics.
2959 * common.opt: Introduced flags to enable/disable individual
2960 heuristics in the scheduler.
2961 * doc/invoke.texi: Introduced flags to enable/disable individual
2962 heuristics in the scheduler.
2964 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2966 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2967 config/i386/mingw-tls.c.
2968 * config/i386/mingw-tls.c: Removed.
2970 2009-07-13 Ira Rosen <irar@il.ibm.com>
2972 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2973 checks access only relevant statements.
2974 (vectorizable_reduction): Likewise.
2976 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2978 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2979 just for 32-bit case.
2981 2009-07-12 Jan Hubicka <jh@suse.cz>
2983 PR tree-optimization/40585
2984 * except.c (expand_resx_expr): When there already is resume
2985 instruction, produce linked list.
2986 (build_post_landing_pads): Assert that resume is empty.
2987 (connect_post_landing_pads): Handle resume lists.
2988 (dump_eh_tree): Dump resume list.
2990 2009-07-12 Ira Rosen <irar@il.ibm.com>
2992 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2993 with additional argument.
2994 * tree-vectorizer.h (enum vect_def_type): Add
2995 vect_double_reduction_def.
2996 (vect_is_simple_reduction): Add argument.
2997 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2999 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
3000 vect_is_simple_reduction with additional argument.
3001 (vect_analyze_loop_operations): Handle exit phi nodes in case of
3003 (reduction_code_for_scalar_code): Handle additional codes by
3004 returning ERROR_MARK for them. Fix comment and indentation.
3005 (vect_is_simple_reduction): Fix comment, add argument to specify
3006 double reduction. Detect double reduction.
3007 (get_initial_def_for_induction): Fix indentation.
3008 (get_initial_def_for_reduction): Fix comment and indentation.
3009 Handle double reduction. Create initial definitions that do not
3010 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
3011 (vect_create_epilog_for_reduction): Fix comment, add argument to
3012 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
3013 epilogue result extraction. Create double reduction phi node and
3014 replace relevant uses.
3015 (vectorizable_reduction): Call vect_is_simple_reduction with
3016 additional argument. Fix indentation. Update epilogue code treatment
3017 according to the changes in reduction_code_for_scalar_code. Check
3018 for double reduction. Call vect_create_epilog_for_reduction with
3019 additional argument.
3020 * tree-vect-stmts.c (process_use): Handle double reduction, update
3022 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3023 (vect_get_vec_def_for_operand): Likewise.
3025 2009-07-12 Danny Smith <dansmister@gmail.com>
3027 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3028 dllexport if !TREE_PUBLIC.
3029 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3031 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3033 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3034 (avr_extra_arch_macro) Remove declatation.
3035 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3036 (avr_extra_arch_macro) Declare as static.
3037 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3039 2009-07-11 Jan Hubicka <jh@suse.cz>
3042 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3044 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3047 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3048 cold_in_std_section bits.
3049 (dwarf2out_begin_prologue): Initialize them.
3050 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3051 if already covered by text_section or cold_text_section range.
3053 PR rtl-optimization/40667
3054 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3055 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3056 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3057 * config/i386/i386.c (ix86_minimum_alignment): New function.
3058 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3059 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3060 * emit-rtl.c (gen_reg_rtx): Likewise.
3061 * function.c (assign_parms): Likewise. If nominal_type needs
3062 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3063 rather than passed_type's alignment.
3066 * function.c (assign_parm_setup_stack): Adjust
3067 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3068 from nominal_mode on big endian.
3070 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3072 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3074 2009-07-10 DJ Delorie <dj@redhat.com>
3076 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3078 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3080 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3082 (thumb2_cbnz): Likewise.
3084 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3087 * config.gcc (supported_defaults): Add synci.
3088 (with_synci): Add validation.
3089 (all_defaults): Add synci.
3090 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3093 * config/mips/mips.opt (msynci): New option.
3094 * config/mips/mips.c (mips_override_options): Warn on use of
3095 -msynci for targets that do now support it.
3096 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3098 * gcc/doc/invoke.texi (-msynci): Document the new option.
3099 * doc/install.texi (--with-synci): Document the new option.
3101 2009-07-10 Richard Guenther <rguenther@suse.de>
3103 PR tree-optimization/40496
3104 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3105 the PHI result with a compatible type.
3107 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3111 * c.opt (Wunused-result): New.
3112 * doc/invoke.texi: Document it.
3113 * c-common.c (c_warn_unused_result): Use it.
3115 2009-07-09 DJ Delorie <dj@redhat.com>
3117 * targhooks.c (default_target_can_inline_p): Rename from
3118 default_target_option_can_inline_p.
3119 * targhooks.h (default_target_can_inline_p): Likewise.
3120 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3121 TARGET_OPTION_CAN_INLINE_P.
3122 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3123 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3124 (mep_target_can_inline_p): Rename from
3125 mep_target_option_can_inline_p.
3128 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3129 registers used to pass vectors.
3131 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3133 2009-07-09 Tom Tromey <tromey@redhat.com>
3135 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3136 * config/mmix/mmix.c: Include dwarf2.h.
3137 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3138 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3139 * config/sh/sh.c: Include dwarf2.h.
3140 * config/i386/i386.c: Include dwarf2.h.
3141 * Makefile.in (DWARF2_H): Remove 'elf'.
3142 * except.c: Include dwarf2.h.
3143 * unwind-dw2.c: Include dwarf2.h.
3144 * dwarf2out.c: Include dwarf2.h.
3145 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3146 * unwind-dw2-fde.c: Include dwarf2.h.
3147 * dwarf2asm.c: Include dwarf2.h.
3149 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3151 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3152 (max_issue): Use it.
3153 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3155 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3156 (region_sched_info): Update.
3157 * sched-ebb.c (ebb_sched_info): Update.
3158 * modulo-sched.c (sms_sched_info): Update.
3159 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3161 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3163 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3165 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3167 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3169 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3172 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3173 arg1 with arg01 if arg1 is already INTEGER_CST.
3175 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3177 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3178 Transform (and (truncate)) into (truncate (and)).
3180 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3182 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3183 creating LHS paradoxical subregs. Fix surrounding returns to
3184 use NULL_RTX rather than 0.
3186 2009-07-08 DJ Delorie <dj@redhat.com>
3188 * config/mep/mep.c: (mep_option_can_inline_p): New.
3189 (TARGET_OPTION_CAN_INLINE_P): Define.
3191 2009-07-08 Mark Wielaard <mjw@redhat.com>
3194 * dwarf2out.c (add_data_member_location_attribute): When we have
3195 only a constant offset don't emit a new location description using
3196 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3199 2009-07-08 Richard Henderson <rth@redhat.com>
3202 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3203 (enum reg_class): Add CLOBBERED_REGS.
3204 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3205 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3206 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3207 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3208 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3209 force 64-bit sibcalls into R11.
3210 * config/i386/constraints.md (U): New constraint.
3211 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3212 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3213 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3215 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3217 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3219 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3220 * ebitmap.h (dump_ebitmap): Ditto.
3221 * optabs.h (optab_libfunc): Ditto.
3222 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3223 * tree-flow.h (vect_can_force_dr_alignment_p,
3224 get_vectype_for_scalar_type): Ditto.
3225 (vectorize_loops): Move prototype to ...
3226 * tree-vectorizer.h: ... here. Also, adjust comment.
3227 (vect_set_verbosity_level): Remove duplicate prototype.
3228 * tree-ssa-loop.c: Include tree-vectorizer.h.
3229 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3231 2009-07-08 Nick Clifton <nickc@redhat.com>
3233 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3236 2009-07-08 DJ Delorie <dj@redhat.com>
3238 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3239 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3240 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3242 * config/mep/intrinsics.md: Regenerated.
3243 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3244 registers when asm() or calls are detected.
3246 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3249 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3251 * gimple (gimple_build_call_from_tree): Likewise.
3252 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3253 no_warning flag before warning.
3255 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3257 * tree.c (set_expr_locus): Remove.
3258 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3259 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3261 * gimplify.c (internal_get_tmp_var): Likewise.
3262 (gimplify_call_expr): Likewise.
3263 (gimplify_one_sizepos): Likewise.
3265 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3268 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3269 to variables for debugging purposes.
3271 2009-06-23 Mark Loeser <mark@halcy0n.com>
3274 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3276 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3278 * pretty-print.c (pp_base_format): Remove %J.
3279 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3280 gcc_cxxdiag_char_table): Likewise.
3281 (init_dynamic_diag_info): Likewise.
3283 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3285 * pretty-print.c (pp_base_format): Remove %H.
3286 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3287 gcc_cxxdiag_char_table): Likewise.
3288 (init_dynamic_diag_info): Likewise.
3289 * config/mep/mep.c (mep_select_section): Likewise.
3291 2009-07-07 Duncan Sands <baldrick@free.fr>
3293 * final.c (pass_clean_state): Give the pass a name.
3294 * passes.c (pass_rest_of_compilation): Likewise.
3295 * tree-optimize.c (pass_all_optimizations): Likewise.
3297 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3299 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3300 an extra 'decl' for error_at.
3302 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3305 * tree-tailcall.c (adjust_return_value_with_ops,
3306 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3307 if it has complex or vector type.
3309 2009-07-07 Olivier Hainque <hainque@adacore.com>
3311 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3314 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3316 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3318 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3320 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3321 * c-decl.c: Likewise.
3322 * function.c: Likewise.
3323 * varasm.c: Likewise.
3324 * tree-ssa.c: Likewise.
3325 * c-common.c: Likewise.
3326 * tree-cfg.c: Likewise.
3327 * config/spu/spu.c: Likewise.
3328 * config/ia64/ia64.c: Likewise.
3329 * config/v850/v850.c: Likewise.
3331 2009-07-06 DJ Delorie <dj@redhat.com>
3333 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3334 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3335 unspecified accesses to control registers.
3336 * config/mep/intrinsics.md: Regenerate.
3337 * config/mep/intrinsics.h: Regenerate.
3338 * config/mep/mep-intrin.h: Regenerate.
3340 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3342 * c-lex.c: Replace %H by an explicit location. Update all calls.
3343 * c-common.c: Likewise.
3344 * c-decl.c: Likewise.
3345 * c-typeck.c: Likewise.
3346 * fold-const.c: Likewise.
3347 * gimplify.c: Likewise.
3349 * tree-cfg.c: Likewise.
3350 * tree-ssa-loop-niter.c: Likewise.
3351 * tree-vrp.c: Likewise.
3352 * value-prof.c: Likewise.
3354 2009-07-06 Diego Novillo <dnovillo@google.com>
3356 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3357 if it has one. Handle cases where VAR does not have an
3358 annotation or cfun is NULL.
3360 2009-07-06 Diego Novillo <dnovillo@google.com>
3362 * tree.c: Include debug.h.
3363 (initialize_tree_contains_struct): New.
3364 (init_ttree): Call it.
3365 (tree_node_structure_for_code): Factor out of ...
3366 (tree_node_structure): ... here.
3367 * treestruct.def (TS_PHI_NODE): Remove.
3368 (TS_GIMPLE_STATEMENT): Remove.
3370 2009-07-06 Diego Novillo <dnovillo@google.com>
3372 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3373 (debug_tree_chain): Handle cycles.
3375 2009-07-06 Nick Clifton <nickc@redhat.com>
3376 DJ Delorie <dj@redhat.com>
3378 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3379 __FMOVD_ENABLED__ is defined.
3381 (TARGET_FMOVD): Provide a default definition.
3382 (MASK_FMOVD): Likewise.
3383 (TARGET_CPU_CPP_BUILTINS): Define
3384 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3385 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3386 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3387 (split for DF load from memory into register): Also handle
3388 MEMs which consist of REG+DISP addressing.
3389 (split for DF store from register to memory): Likewise.
3390 (movsf_ie): Always use single fp_mode.
3391 * config/sh/sh.c (sh_override_options): Do not automatically
3392 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3393 that to the -mfmovd command line switch.
3394 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3395 (fldi_ok): Always allow.
3396 * config/sh/sh.opt (mfmovd): Remove this switch.
3397 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3399 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3400 Kaz Kojima <kkojima@gcc.gnu.org>
3402 PR rtl-optimization/30807
3403 * postreload.c (reload_combine): For every new use of REG_SUM,
3404 record the use of BASE.
3406 2009-07-06 Jan Hubicka <jh@suse.cz>
3408 * params.def: Revert my accidental commit at 2009-06-30.
3410 2009-07-04 Ian Lance Taylor <iant@google.com>
3413 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3415 (mingw_format_attribute_overrides): Likewise.
3417 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3420 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3421 don't check cfa.reg. Instead of cfa.indirect use
3422 fde && fde->drap_reg != INVALID_REGNUM test.
3424 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3426 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3428 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3431 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3433 2009-07-03 Richard Guenther <rguenther@suse.de>
3435 PR tree-optimization/40640
3436 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3439 2009-07-03 Jan Hubicka <jh@suse.cz>
3441 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3442 for size, reduce amount of inlining.
3444 2009-07-03 Richard Guenther <rguenther@suse.de>
3447 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3448 if t +- x is known to not overflow and the conversion widens the
3450 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3452 2009-07-03 Jan Hubicka <jh@suse.cz>
3454 * ipa-pure-const.c (analyze): Update loop optimizer init.
3455 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3456 try_remove_empty_loop, remove_empty_loops): Remove.
3457 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3458 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3459 to mark regular loops as neccesary.
3460 (degenerate_phi_p): New function.
3461 (propagate_necessity, remove_dead_phis): Use it.
3462 (forward_edge_to_pdom): Likewise.
3463 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3464 virtual PHI nodes that became unreachable.
3465 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3466 * tree-flow.h (remove_empty_loops): Remove.
3467 * passes.c (init_optimization_passes): Remove.
3469 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3471 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3472 can_create_pseudo_p.
3473 (*fix_trunc<mode>_i387_1): Ditto.
3474 (*floathi<mode>2_1): Ditto.
3475 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3476 (*fistdi2_1): Ditto.
3477 (*fist<mode>2_1): Ditto.
3478 (frndintxf2_floor): Ditto.
3479 (*fist<mode>2_floor_1): Ditto.
3480 (frndintxf2_ceil): Ditto.
3481 (*fist<mode>2_ceil_1): Ditto.
3482 (frndintxf2_trunc): Ditto.
3483 (frndintxf2_mask_pm): Ditto.
3484 (fxam<mode>2_i387_with_temp): Ditto.
3485 * config/i386/sse.md (mulv16qi3): Ditto.
3486 (*sse2_mulv4si3): Ditto.
3488 (sse4_2_pcmpestr): Ditto.
3489 (sse4_2_pcmpistr): Ditto.
3491 2009-07-03 Jan Hubicka <jh@suse.cz>
3493 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3494 (mark_stmt_necessary): Set it.
3495 (mark_operand_necessary): Set it.
3496 (mark_control_dependent_edges_necessary): Set it.
3497 (mark_virtual_phi_result_for_renaming): New function.
3498 (get_live_post_dom): New function.
3499 (forward_edge_to_pdom): New function.
3500 (remove_dead_stmt): Fix handling of control dependences.
3501 (tree_dce_init): Init new bitmap.
3502 (tree_dce_done): Free it.
3504 2009-07-02 Richard Guenther <rguenther@suse.de>
3507 * tree-ssa-structalias.c (new_var_info): Initialize
3510 2009-07-02 Jan Hubicka <jh@suse.cz>
3512 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3515 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3517 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3518 instead of recomputing it. Adjust calls.
3519 (emit_store_flag): Adjust recursive calls.
3521 2009-07-02 Richard Guenther <rguenther@suse.de>
3523 * tree-ssa-live.c (remove_unused_locals): Do not remove
3525 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3526 of DECL_EXTERNAL for HEAP variables.
3527 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3528 HEAP variables. Do not adjust RESTRICT vars.
3529 (find_what_var_points_to): Nobody cares if something
3532 2009-07-02 Ben Elliston <bje@au.ibm.com>
3534 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3535 pc_low and pc_high declarations to the top of the function.
3537 2009-07-01 DJ Delorie <dj@redhat.com>
3539 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3541 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3542 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3543 unspecified accesses to control registers.
3544 * config/mep/intrinsics.md: Regenerate.
3545 * config/mep/intrinsics.h: Regenerate.
3546 * config/mep/mep-intrin.h: Regenerate.
3548 2009-07-01 Anthony Green <green@moxielogic.com>
3550 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3551 instruction when possible.
3552 (moxie_expand_prologue): Ditto. Also, save an instruction and
3553 some complexity by popping off of $r12 instead of $sp.
3554 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3557 2009-07-01 Richard Henderson <rth@redhat.com>
3560 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3561 contained no insns, reposition note before last insn.
3563 2009-07-01 Richard Henderson <rth@redhat.com>
3566 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3567 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3569 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3572 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3573 darwin9 for printing reg addresses with %y.
3575 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3577 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3578 truncation from operands in binary operations.
3580 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3583 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3584 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3585 subreg of op0 to the original op0.
3587 * expmed.c (store_bit_field_1): Use a temporary as the destination
3588 instead of a paradoxical subreg when we need to truncate the result.
3590 2009-07-01 DJ Delorie <dj@redhat.com>
3592 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3593 names to VLIW variants.
3594 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3595 * config/mep/intrinsics.md: Regenerate.
3596 * config/mep/intrinsics.h: Regenerate.
3597 * config/mep/mep-intrin.h: Regenerate.
3599 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3602 * jump.c (returnjump_p): Revert last patch.
3603 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3605 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3608 * pa.md (casesi32p): Use jump table label to determine the offset
3610 (casesi64p): Likewise.
3612 * pa.c (forward_branch_p): Return bool type. Use instruction
3613 addresses when available. Assert that INSN has a jump label.
3614 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3617 2009-07-01 Richard Guenther <rguenther@suse.de>
3619 PR tree-optimization/19831
3620 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3621 that only act as barriers do not make any previous stores necessary.
3622 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3623 HEAP variables global, do not add a constraint from nonlocal.
3624 (find_func_aliases): Handle escapes through return statements.
3625 (compute_points_to_sets): Make escaped HEAP variables global.
3627 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3630 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3631 after reducing a DImode cstore to SImode.
3633 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3635 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3636 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3638 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3640 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3641 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3643 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3644 and umod_optab if TARGET_BSD_DIVMOD.
3645 * config/vax/lib1funcs.asm: New file.
3646 * config/vax/t-linux: New file.
3647 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3649 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3652 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3653 to type arguments that have void type.
3656 * dwarf2out.c (gen_formal_parameter_die): Call
3657 equate_decl_number_to_die if node is different from origin.
3659 2009-06-30 Anthony Green <green@moxielogic.com>
3661 Clean up moxie port for --enable-build-with-cxx.
3662 * config/moxie/moxie.c (moxie_function_value): First two
3663 parameters are const_tree, not tree.
3664 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3665 (REG_CLASS_NAMES): Ditto.
3666 (REGNO_REG_CLASS): Ditto.
3667 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3668 (moxie_function_value): Fix constyness of arguments.
3670 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3672 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3673 finalize_size_functions before further processing.
3674 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3675 (variable_size): Call self_referential_size on size expressions
3676 that contain a PLACEHOLDER_EXPR.
3677 (size_functions): New static variable.
3678 (copy_self_referential_tree_r): New static function.
3679 (self_referential_size): Likewise.
3680 (finalize_size_functions): New global function.
3681 * tree.c: Include tree-inline.h.
3682 (push_without_duplicates): New static function.
3683 (find_placeholder_in_expr): New global function.
3684 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3686 <tcc_expression>: Likewise.
3687 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3688 the call in the expression.
3689 * tree.h (finalize_size_functions): Declare.
3690 (find_placeholder_in_expr): Likewise.
3691 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3692 (substitute_placeholder_in_expr): Update comment.
3693 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3695 (copy_tree_body_r): Likewise.
3696 (copy_tree_body): New static function.
3697 (maybe_inline_call_in_expr): New global function.
3698 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3699 (maybe_inline_call_in_expr): Declare.
3700 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3701 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3704 2009-06-30 Richard Guenther <rguenther@suse.de>
3706 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3708 (propagate_necessity): Do not mark reaching defs of stores
3711 2009-06-30 Jan Hubicka <jh@suse.cz>
3713 * cfgloopanal.c (check_irred): Move into ...
3714 (mark_irreducible_loops): ... here; return true if ireducible
3716 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3717 (analyze_function): Try to prove loop finiteness.
3718 * cfgloop.h (mark_irreducible_loops): Update prototype.
3719 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3721 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3723 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3725 2009-06-30 Ira Rosen <irar@il.ibm.com>
3727 PR tree-optimization/40542
3728 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3731 2009-06-30 Martin Jambor <mjambor@suse.cz>
3733 PR tree-optimization/40582
3734 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3735 than useless_type_conversion_p.
3736 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3739 2009-06-30 Martin Jambor <mjambor@suse.cz>
3742 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3744 2009-06-30 Richard Guenther <rguenther@suse.de>
3746 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3747 use ao_ref references.
3748 (walk_aliased_vdefs): Likewise.
3749 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3750 * tree-ssa-dce.c (struct ref_data): Remove.
3751 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3752 (mark_aliased_reaching_defs_necessary): Adjust.
3753 (mark_all_reaching_defs_necessary_1): Likewise.
3755 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3758 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3759 (emit_store_flag_1): Extract from emit_store_flag, adjust
3760 calls to (what now is) emit_cstore.
3761 (emit_store_flag): Call emit_store_flag_1 and also use it
3762 for what used to be recursive calls.
3764 2009-06-30 Wei Guozhi <carrot@google.com>
3767 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3768 if the target bb post dominates from bb.
3769 * config/i386/i386.c (memory_address_length): Check existence of base
3770 register before using it.
3772 2009-06-30 Nick Clifton <nickc@redhat.com>
3773 DJ Delorie <dj@redhat.com>
3775 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3776 __FMOVD_ENABLED__ is defined.
3778 (TARGET_FMOVD): Provide a default definition.
3779 (MASK_FMOVD): Likewise.
3780 (TARGET_CPU_CPP_BUILTINS): Define
3781 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3782 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3783 two fmov instructions depending upon whether TARGET_FMOVD is
3785 (split for DF load from memory into register): Also handle
3786 MEMs which consist of REG+DISP addressing.
3787 (split for DF store from register to memory): Likewise.
3788 * config/sh/sh.opt (mfmovd): Remove this switch.
3789 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3790 * config/sh/sh.c (sh_override_options): Do not automatically
3791 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3792 that to the -mfmovd command line switch.
3794 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3796 (fldi_ok): Always allow.
3797 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3799 2009-06-29 DJ Delorie <dj@redhat.com>
3801 * doc/install.texi (mep-x-elf): Correct chip's full name.
3803 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3805 * doc/extend.texi: Fix typo.
3807 2009-06-29 Tom Tromey <tromey@redhat.com>
3810 * Makefile.in (DWARF2_H): New variable.
3812 (dwarf2out.o): Likewise.
3813 (dwarf2asm.o): Likewise.
3814 * config/i386/t-i386: Use DWARF2_H.
3815 * except.c: Include elf/dwarf2.h.
3816 * unwind-dw2.c: Include elf/dwarf2.h.
3817 * dwarf2out.c: Include elf/dwarf2.h.
3818 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3819 <dtprel>: New field.
3820 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3821 (size_of_loc_descr): Likewise.
3822 (output_loc_operands_raw): Likewise.
3823 (output_loc_operands): Handle new dtprel field.
3824 (loc_checksum): Update.
3825 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3826 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3827 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3828 * dwarf2asm.c: Include elf/dwarf2.h.
3829 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3830 * config/mmix/mmix.c: Include elf/dwarf2.h.
3831 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3832 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3833 * config/sh/sh.c: Include elf/dwarf2.h.
3834 * config/i386/i386.c: Include elf/dwarf2.h.
3836 2009-06-29 DJ Delorie <dj@redhat.com>
3838 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3840 * doc/extend.texi: Add MeP attributes and pragmas.
3841 * doc/invoke.text: Add MeP Options.
3842 * doc/contrib.texi: Add MeP contribution.
3843 * doc/md.texi: Add MeP constraints.
3844 * doc/install.texi: Add MeP target.
3846 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3848 * target.h (struct gcc_target): Add frame_pointer_required field.
3849 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3850 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3851 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3853 * reload1.c (update_eliminables): (Ditto.).
3854 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3855 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3856 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3858 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3860 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3861 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3862 (arm_frame_pointer_required): New function.
3864 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3865 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3866 (avr_frame_pointer_required_p): Declare as static.
3867 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3869 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3870 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3871 (bfin_frame_pointer_required): Make as static, change return type
3873 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3875 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3876 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3877 (cris_frame_pointer_required): New function.
3879 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3881 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3882 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3883 (fr30_frame_pointer_required): New function.
3885 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3886 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3887 (frv_frame_pointer_required): Make as static, change return type
3889 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3891 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3892 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3893 (ix86_frame_pointer_required): Make as static, change return type to
3895 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3897 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3898 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3900 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3902 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3904 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3906 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3907 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3908 (mips_frame_pointer_required): Make as static.
3909 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3911 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3912 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3913 (mmix_frame_pointer_required): Mew function.
3915 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3916 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3918 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3920 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3922 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3924 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3925 (CAN_ELIMINATE): Redefine.
3926 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3927 (sparc_frame_pointer_required): New function.
3928 (sparc_can_eliminate): New function.
3929 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3931 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3932 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3934 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3935 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3936 (xtensa_frame_pointer_required): Make as static, change return type
3938 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3941 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3943 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3944 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3945 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3946 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3947 (register_callback): Handle PLUGIN_START_UNIT.
3948 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3950 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3952 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3954 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3955 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3957 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3959 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3962 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3964 * doc/extend.texi (Additional Floating Types): __float128 is also
3965 supported on i386 targets.
3967 2009-06-29 Richard Guenther <rguenther@suse.de>
3970 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3972 (pt_solutions_same_restrict_base): Declare.
3973 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3975 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3976 (make_constraint_from, make_copy_constraint): Move earlier.
3977 (make_constraint_from_heapvar): New function.
3978 (make_constraint_from_restrict): Likewise.
3979 (handle_lhs_call): Use it.
3980 (find_func_aliases): Use it to track conversions to restrict
3982 (struct fieldoff): Add only_restrict_pointers flag.
3983 (push_fields_onto_fieldstack): Initialize it.
3984 (create_variable_info_for): Track global restrict qualified pointers.
3985 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3986 Track restrict qualified pointer arguments.
3987 (set_uids_in_ptset): Use varinfo is_global_var flag.
3988 (find_what_var_points_to): Set the vars_contains_restrict flag.
3989 Always create the points-to solution for sets including restrict tags.
3990 (pt_solutions_same_restrict_base): New function.
3991 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3992 qualified pointers use pt_solutions_same_restrict_base as
3993 additional source for disambiguation.
3995 2009-06-29 Richard Guenther <rguenther@suse.de>
3998 * alias.c (find_base_decl): Remove.
3999 (get_deref_alias_set_1): Remove restrict handling.
4000 * c-common.c (c_apply_type_quals_to_decl): Do not set
4001 DECL_POINTER_ALIAS_SET.
4002 * gimplify.c (find_single_pointer_decl_1): Remove.
4003 (find_single_pointer_decl): Likewise.
4004 (internal_get_tmp_var): Remove restrict handling.
4005 (gimple_regimplify_operands): Likewise.
4006 * omp-low.c (expand_omp_atomic_pipeline): Do not set
4007 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
4008 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
4009 * tree.c (restrict_base_for_decl): Remove.
4010 (init_ttree): Do not allocate it.
4011 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
4012 LABEL_DECL_UID for label decls.
4013 (copy_node_stat): Do not copy restrict information.
4014 (decl_restrict_base_lookup): Remove.
4015 (decl_restrict_base_insert): Likewise.
4016 (print_restrict_base_statistics): Likewise.
4017 (dump_tree_statistics): Do not call print_restrict_base_statistics.
4018 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
4019 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
4020 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
4021 (LABEL_DECL_UID): Adjust.
4022 (DECL_BASED_ON_RESTRICT_P): Remove.
4023 (DECL_GET_RESTRICT_BASE): Likewise.
4024 (SET_DECL_RESTRICT_BASE): Likewise.
4025 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4027 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4028 instead of DECL_POINTER_ALIAS_SET.
4029 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4030 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4031 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4033 2009-06-29 Richard Guenther <rguenther@suse.de>
4035 PR tree-optimization/40579
4036 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4037 the IL to simplify has constants that overflowed.
4039 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4041 PR tree-optimization/40550
4042 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4043 vector_compute_type only when the size of vector_compute_type is
4044 less than the size of type.
4046 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4048 * fold-const.c (contains_label_1): Fix comments.
4049 (contains_label_p): Do not walk trees multiple time.
4051 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4053 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4054 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4055 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4056 ix86_fp_comparison_operator.
4057 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4058 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4059 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4060 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4061 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4062 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4063 (related splits): Change predicate to ix86_fp_comparison_operator.
4064 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4065 instead of ix86_fp_comparison_codes.
4066 (ix86_trivial_fp_comparison_operator,
4067 ix86_fp_comparison_operator): New.
4068 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4069 (ix86_expand_compare): Eliminate last two parameters.
4070 (ix86_fp_jump_nontrivial_p): Kill.
4071 * config/i386/i386.c (put_condition_code): Eliminate call to
4072 ix86_fp_comparison_codes and subsequent assertion.
4073 (ix86_fp_comparison_codes): Eliminate.
4074 (ix86_fp_swap_condition): New.
4075 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4076 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4077 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4078 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4079 and ix86_fp_swap_condition.
4080 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4081 Use ix86_fp_comparison_strategy.
4082 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4083 (ix86_fp_jump_nontrivial_p): Eliminate.
4084 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4085 call to ix86_expand_compare.
4086 (ix86_split_fp_branch, ix86_expand_setcc,
4087 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4088 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4090 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4092 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4093 related to jump_clobbers.
4094 * config/arm/arm.md (conds): Remove jump_clob case.
4095 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4096 splits): Change comparison_operator to arm_comparison_operator.
4097 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4100 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4102 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4103 condition for floating point modes.
4104 * expmed.c (emit_store_flag_1): Move here a bigger part
4106 (emit_store_flag): Try swapping the condition for floating point
4108 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4110 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4112 * expr.c (expand_expr_real_1): Just use do_store_flag.
4113 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4114 emit_store_flag_force.
4115 * expmed.c (emit_store_flag_force): Copy here trick
4116 previously in expand_expr_real_1. Try reversing the comparison.
4117 (emit_store_flag_1): Work if target is NULL.
4118 (emit_store_flag): Work if target is NULL, using the result mode
4119 from the comparison. Use split_comparison, restructure final part
4120 to simplify conditionals.
4122 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4124 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4125 * dojump.c (do_jump): Change handling of floating-point
4126 ops to use just do_compare_and_jump.
4127 (split_comparison): New.
4128 (do_compare_rtx_and_jump): Add here logic coming previously
4129 in do_jump, using split_comparison.
4131 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4134 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4136 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4138 * tree-ssa-alias.c: Fix unintentional commit.
4140 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4142 * passes.c (execute_one_pass): Fix unintentional commit.
4144 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4146 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4147 (df_rd_local_compute, df_md_local_compute): Inline them.
4149 (df_md_scratch): New.
4150 (df_md_alloc, df_md_free): Allocate/free it.
4151 (df_md_local_compute): Only include live registers in init.
4152 (df_md_transfer_function): Prune the in-set computed by
4153 the confluence function, and the gen-set too.
4155 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4157 PR rtl-optimization/26854
4158 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4159 * df-problems.c (df_rd_add_problem): Fix comment.
4160 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4161 df_md_simulate_artificial_defs_at_top,
4162 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4163 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4164 df_md_transfer_function, df_md_init, df_md_confluence_0,
4165 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4166 problem_MD, df_md_add_problem): New.
4167 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4168 df_md_get_bb_info): New.
4169 (DF_LAST_PROBLEM_PLUS1): Adjust.
4171 * Makefile.in (fwprop.o): Include domwalk.h.
4172 * fwprop.c: Include domwalk.h.
4173 (reg_defs, reg_defs_stack): New.
4174 (bitmap_only_bit_between): Remove.
4175 (process_defs): New.
4176 (process_uses): Use reg_defs and local_md instead of
4177 bitmap_only_bit_between and local_rd.
4178 (single_def_use_enter_block): New, from build_single_def_use_links.
4179 (single_def_use_leave_block): New.
4180 (build_single_def_use_links): Remove code moved to
4181 single_def_use_enter_block, invoke domwalk.
4182 (use_killed_between): Adjust comment.
4184 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4186 * bitmap.h (bitmap_ior_and_into): New.
4187 * bitmap.c (bitmap_ior_and_into): New.
4189 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4191 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4192 before_dom_children_before_stmts and after_dom_children_after_stmts.
4193 Rename the two remaining callbacks to just before_dom_children and
4194 after_dom_children. Remove other GIMPLE statement walking bits.
4195 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4196 * graphite.c: Do not include domwalk.h.
4197 * tree-into-ssa.c (interesting_blocks): New global.
4198 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4199 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4200 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4201 now that they're not domwalk callbacks.
4202 (rewrite_initialize_block): Rename to...
4203 (rewrite_enter_block): ... this, place after called functions. Test
4204 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4205 (rewrite_finalize_block): Rename to...
4206 (rewrite_leave_block): ... this, place after called functions.
4207 (rewrite_update_init_block): Rename to...
4208 (rewrite_update_enter_block): ... this, place after called functions.
4209 Test interesting_blocks, call rewrite_update_stmt and
4210 rewrite_update_phi_arguments.
4211 (rewrite_update_fini_block): Rename to...
4212 (rewrite_leave_block): ... this, place after called functions.
4213 (rewrite_blocks): Remove last argument, simplify initialization of
4215 (mark_def_sites_initialize_block): Rename to...
4216 (mark_def_sites_block): ... this, call mark_def_sites.
4217 (mark_def_sites_blocks): Remove argument, simplify initialization of
4219 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4220 (update_ssa): Likewise.
4221 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4223 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4224 (dom_opt_initialize_block): Rename to...
4225 (dom_opt_enter_block): ... this, place after called functions. Walk
4226 statements here, inline propagate_to_outgoing_edges.
4227 (dom_opt_finalize_block): Rename to...
4228 (dom_opt_leave_block): ... this, place after called functions.
4229 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4231 (dse_enter_block, dse_record_phi): New.
4232 (dse_record_phis): Delete.
4233 (dse_finalize_block): Rename to...
4234 (dse_leave_block): ... this.
4235 (tree_ssa_dse): Simplify initialization of walk_data.
4236 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4237 Adjust initialization of walk_data.
4238 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4239 * tree-ssa-loop-phiopt.c (get_non_trapping):
4240 Adjust initialization of walk_data.
4241 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4242 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4243 it's not a domwalk callback.
4244 (uncprop_initialize_block): Rename to...
4245 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4246 (dse_finalize_block): Rename to...
4247 (dse_leave_block): ... this.
4248 (tree_ssa_uncprop): Simplify initialization of walk_data.
4249 * Makefile.in: Adjust dependencies.
4251 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4253 * arm.md (casesi): Fix test for Thumb1.
4254 (thumb1_casesi_internal_pic): Likewise.
4255 (thumb1_casesi_dispatch): Likewise.
4257 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4259 * config/arm/arm-cores.def: Added core cortex-m0.
4260 * config/arm/arm-tune.md: Regenerated.
4261 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4263 2009-06-26 DJ Delorie <dj@redhat.com>
4265 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4267 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4268 the scheduler doesn't tag jump insns.
4270 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4272 * c-decl.c (merge_decls): Re-indent.
4274 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4277 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4278 Special-case decimal float constants.
4280 2009-06-26 Richard Henderson <rth@redhat.com>
4282 * function.h (struct function): Add cannot_be_copied_reason,
4283 and cannot_be_copied_set.
4284 * tree-inline.c (has_label_address_in_static_1): Rename from
4285 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4286 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4287 don't set inline_forbidden_reason.
4288 (copy_forbidden): New function, split out of inline_forbidden_p.
4289 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4290 (inline_forbidden_p): Use copy_forbidden.
4291 (tree_versionable_function_p): Likewise.
4292 (inlinable_function_p): Merge into tree_inlinable_function_p.
4293 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4294 * ipa-cp.c (ipcp_versionable_function_p): New function.
4295 (ipcp_cloning_candidate_p): Use it.
4296 (ipcp_node_modifiable_p): Likewise.
4298 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4300 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4301 that is marked not to be inlined. Remove flag_mudflap use.
4302 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4303 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4305 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4308 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4309 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4311 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4313 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4315 (__mingwthr_remove_key_dtor): Likewise.
4317 2009-06-26 Richard Guenther <rguenther@suse.de>
4319 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4321 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4324 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4325 try the non-cond_exec path also.
4327 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4330 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4331 (output_cbranch): Use new functions.
4332 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4335 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4336 Pat Haugen <pthaugen@us.ibm.com>
4337 Revital Eres <ERES@il.ibm.com>
4339 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4340 for %c error. Add %x support to print VSX registers as a unified
4341 register set, instead of separate float and altivec registers.
4342 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4343 %y case, and add support for VSX pre-modify addresses.
4344 (output_toc): Add assert for CONST containing an integer constant
4346 (rs6000_adjust_cost): Add POWER7 support.
4347 (insn_must_be_first_in_group): Ditto.
4348 (insn_must_be_last_in_group): Ditto.
4349 (rs6000_emit_popcount): Ditto.
4350 (rs6000_vector_mode_supported_p): Ditto.
4352 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4353 Change some of the functions called by macros to being called
4354 through a pointer, so debug functions can be inserted if
4355 -mdebug=addr or -mdebug=cost.
4356 (rs6000_preferred_reload_class_ptr): Ditto.
4357 (rs6000_secondary_reload_class_ptr): Ditto.
4358 (rs6000_secondary_memory_needed_ptr): Ditto.
4359 (rs6000_cannot_change_mode_class_ptr): Ditto.
4360 (rs6000_secondary_reload_inner): Ditto.
4361 (rs6000_legitimize_reload_address): Ditto.
4362 (rs6000_legitimize_reload_address_ptr): Ditto.
4363 (rs6000_mode_dependent_address): Ditto.
4364 (rs6000_mode_dependent_address_ptr): Ditto.
4366 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4367 function to return true if the mode allows reg + integer
4369 (virtual_stack_registers_memory_p): New function to return true if
4370 the address refers to a virtual stack register.
4371 (rs6000_legitimate_offset_address_p): Move code to say whether a
4372 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4374 (rs6000_legitimate_address_p): Add checks for modes that only can
4375 do reg+reg addressing. Start adding VSX support.
4376 (rs6000_legitimize_reload_address): Ditto.
4377 (rs6000_legitimize_address): Ditto.
4378 (rs6000_debug_legitimate_address_p): New debug functions for
4379 -mdebug=addr and -mdebug=cost.
4380 (rs6000_debug_rtx_costs): Ditto.
4381 (rs6000_debug_address_costs): Ditto.
4382 (rs6000_debug_adjust_cost): Ditto.
4383 (rs6000_debug_legitimize_address): Ditto.
4384 (rs6000_legitimize_reload_address_ptr): Point to call normal
4385 function or debug function. Make functions called via pointer
4387 (rs6000_mode_dependent_address_ptr): Ditto.
4388 (rs6000_secondary_reload_class_ptr): Ditto.
4389 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4390 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4391 into a friendlier error.
4392 (rs6000_init_builtins): Add initial VSX support.
4393 (rs6000_adjust_cost): Fix some spacing issues.
4395 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4396 (REG_CLASS_NAMES): Ditto.
4397 (REG_CLASS_CONTENTS): Ditto.
4398 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4399 pointer, to add -mdebug=addr support.
4400 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4401 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4402 -mdebug=addr support.
4403 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4404 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4405 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4407 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4409 (bswapsi*): Set attribute types for load/store. Add combiner
4410 patterns to eliminate zero extend on 64-bit.
4411 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4412 stdbrx if the hardware supports those instructions.
4414 2009-06-25 Ian Lance Taylor <iant@google.com>
4416 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4417 (Link Options): Document -static-libstdc++.
4419 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4422 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4423 DATA_ALIGNMENT instead.
4425 2009-06-25 Richard Guenther <rguenther@suse.de>
4427 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4428 indirect references against the callused/escaped solutions.
4429 (call_may_clobber_ref_p_1): Likewise.
4431 2009-06-25 Martin Jambor <mjambor@suse.cz>
4433 PR tree-optimization/40493
4434 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4435 (enum unscalarized_data_handling): New type.
4436 (handle_unscalarized_data_in_subtree): Return what has been done.
4437 (load_assign_lhs_subreplacements): Handle left flushes differently.
4438 (sra_modify_assign): Use unscalarized_data_handling, simplified
4439 condition determining whether to remove the statement.
4441 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4443 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4444 excerpt - @ should be doubled for texinfo.
4446 2009-06-24 Ian Lance Taylor <iant@google.com>
4448 * config/arc/arc.c: Include "df.h".
4449 (arc_attribute_table): Make static. Move higher in file.
4450 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4451 (output_shift): Initialize n later to avoid warning.
4452 * config/arm/arm.c (arm_attribute_table): Make static. Move
4454 * config/avr/avr.c (avr_attribute_table): Make static. Move
4456 (reg_class_tab): Change array type from int to enum reg_class.
4457 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4459 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4460 (lshrhi3_out): Likewise.
4461 (class_likely_spilled_p): Change return type to bool.
4462 (avr_rtx_costs): Use local code variable with enum type.
4463 * config/avr/avr.md (movmemhi): Use add_reg_note.
4464 (andhi3, andsi3): Don't use AS2 with "and".
4465 (iorhi3, iorsi3): Don't use AS2 with "or".
4466 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4467 * config/crx/crx.c: Include "df.h".
4468 (crx_attribute_table): Make static.
4469 * config/m32r/m32r.c: Include "df.h".
4470 (m32r_attribute_table): Make static. Move higher in file.
4471 (pop): Use add_reg_note.
4472 (block_move_call): Change 0 to LCT_NORMAL in function call.
4473 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4474 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4475 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4476 declare, not just when TREE_CODE is defined.
4477 * config/m68hc11/m68hc11.c: Include "expr.h".
4478 (m68hc11_attribute_table): Make static. Move higher in file.
4479 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4481 (m68hc11_register_indirect_p): Likewise.
4482 (m68hc11_function_arg_padding): Change return type to enum
4484 (emit_move_after_reload): Use add_reg_note.
4485 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4486 (m68hc11_split_logical): Likewise.
4487 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4489 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4490 to VOIDmode in function call.
4491 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4493 (m68hc11_split_logical): Update declaration.
4494 (m68hc11_function_arg_padding): Update declaration.
4495 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4496 to array of enum reg_class.
4497 (mcore_attribute_table): Make static. Move higher in file.
4498 (mcore_rtx_costs): Add cast to enum type.
4499 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4500 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4501 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4503 * config/sh/predicates.md (trapping_target_operand): Rename and to
4505 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4507 * config/spu/spu.c (spu_attribute_table): Make static. Move
4509 * config/v850/v850.c (v850_attribute_table): Make static. Move
4511 (v850_rtx_costs): Use local code with enum type.
4512 (expand_epilogue): Add cast.
4513 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4515 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4518 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4519 -m2a-single-only and -m2a-nofpu.
4520 * config/sh/sh.opt: Document m2a generates FPU code.
4522 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4524 * defaults.h (CAN_ELIMINATE): Provide default.
4525 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4526 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4527 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4528 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4529 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4530 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4531 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4532 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4533 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4534 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4536 2009-06-24 DJ Delorie <dj@redhat.com>
4538 * mep-ext-cop.cpu: Fix copyright notice.
4539 * mep-default: Fix copyright notice.
4540 * mep-core: Fix copyright notice.
4541 * mep: Fix copyright notice.
4542 * mep-ivc2: Fix copyright notice.
4543 * mep-c5: Fix copyright notice.
4545 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4547 * doc/contrib.texi (Contributors):
4549 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4552 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4553 src and dst operands if necessary.
4555 2009-06-23 DJ Delorie <dj@redhat.com>
4558 * config.gcc: Add mep support.
4559 * recog.c: Resurrect validate_replace_rtx_subexp().
4560 * recog.h: Likewise.
4561 * config/mep/: Add new port:
4562 * config/mep/constraints.md: New file.
4563 * config/mep/default.h: New file.
4564 * config/mep/intrinsics.h: New file.
4565 * config/mep/intrinsics.md: New file.
4566 * config/mep/ivc2-template.h: New file.
4567 * config/mep/mep-c5.cpu: New file.
4568 * config/mep/mep-core.cpu: New file.
4569 * config/mep/mep-default.cpu: New file.
4570 * config/mep/mep-ext-cop.cpu: New file.
4571 * config/mep/mep-intrin.h: New file.
4572 * config/mep/mep-ivc2.cpu: New file.
4573 * config/mep/mep-lib1.asm: New file.
4574 * config/mep/mep-lib2.c: New file.
4575 * config/mep/mep-pragma.c: New file.
4576 * config/mep/mep-protos.h: New file.
4577 * config/mep/mep-tramp.c: New file.
4578 * config/mep/mep.c: New file.
4579 * config/mep/mep.cpu: New file.
4580 * config/mep/mep.h: New file.
4581 * config/mep/mep.md: New file.
4582 * config/mep/mep.opt: New file.
4583 * config/mep/predicates.md: New file.
4584 * config/mep/t-mep: New file.
4586 2009-06-23 Ian Lance Taylor <iant@google.com>
4588 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4589 from loose_warn into c_loose_warn and from strict_warn into
4590 c_strict_warn. Set and substitute warn_cxxflags. Check for
4591 --enable-build-with-cxx. Set and substitute
4592 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4593 * Makefile.in (CXXFLAGS): New variable.
4594 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4595 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4596 the default is the same as $(STRICT_WARN).
4597 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4598 (CXX): New variable.
4599 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4600 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4601 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4602 (HOST_LIBS): New variable.
4603 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4604 (ALL_CXXFLAGS): New variable.
4605 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4606 * doc/install.texi (Configuration): Document
4607 --enable-build-with-cxx, --with-stage1-ldflags,
4608 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4609 * configure: Rebuild.
4611 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4613 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4614 from previous commit.
4616 2009-06-23 Ian Lance Taylor <iant@google.com>
4618 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4620 2009-06-23 Ian Lance Taylor <iant@google.com>
4622 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4623 with ATTRIBUTE_UNUSED.
4625 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4626 Pat Haugen <pthaugen@us.ibm.com>
4627 Revital Eres <eres@il.ibm.com>
4629 * config.in (HAVE_AS_POPCNTD): Add default definition.
4630 (HAVE_AS_LWSYNC): Ditto.
4632 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4634 (gcc_cv_as_powerpc_cmpb): Ditto.
4635 (gcc_cv_as_powerpc_dfp): Ditto.
4636 (gcc_cv_as_powerpc_vsx): Ditto.
4637 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4638 supporting the popcntd/lwsync instructions.
4639 (gcc_cv_as_powerpc_lwsync): Ditto.
4640 * configure: Regenerate.
4642 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4643 -mcpu=native and -mcpu=power7.
4644 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4646 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4647 a variable instead of a mask to reduce the number of mask bits.
4648 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4649 (-mbit-word): Ditto.
4650 (-mregnames): Ditto.
4651 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4652 (-mfused-madd): Ditto.
4654 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4656 (-mvsx): New switch for VSX instructions.
4657 (-misel): Move from a variable to a mask to allow it to be set by
4660 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4661 function declaration to an array declaration.
4662 (rs6000_hard_regno_nregs): New external array declaration.
4664 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4665 files included by rs6000.md.
4667 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4668 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4670 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4672 (rs6000_debug_reg): New -mdebug= variables.
4673 (rs6000_debug_addr): Ditto.
4674 (rs6000_debug_cost): Ditto.
4675 (rs6000_pmode): New variable to hold Pmode.
4676 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4677 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4678 calculated at compiler start.
4679 (rs6000_hard_regno_nregs): Change function to an array which holds
4680 HARD_REGNO_NREGS calculated at compiler start.
4681 (rs6000_explicit_options): Delete isel field.
4682 (rs6000_vector_unit): New array to hold which vector unit
4683 supports arithmetic options for a given type.
4684 (rs6000_vector_mem): New array to hold which vector unit supports
4685 memory reference operations for a given type.
4686 (rs6000_vector_align): New array to given the alignment of each
4688 (power7_cost): New basic costs for power7.
4689 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4690 (rs6000_hard_regno_nregs_internal): New function, moved from
4691 HARD_REGNO_NREGS, to calculate the number of registers each hard
4692 register takes for each type.
4693 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4694 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4695 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4696 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4697 unit information here so it is calculated once at compiler startup
4699 (rs6000_override_options): Make -misel a target mask. Add more
4700 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4701 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4703 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4704 (rs6000_handle_option): Move -misel from variable to target mask.
4705 (rs6000_builtin_mask_for_load): Add VSX support.
4706 (rs6000_conditional_register_usage): Ditto.
4707 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4708 (function_arg_boundary): Ditto.
4709 (rs6000_expand_builtin): Ditto.
4710 (def_builtin): Make abort message a little friendlier.
4711 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4713 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4714 assembler support the popcntd instruction instead of a vsx
4715 instruction to enable power7 support.
4716 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4717 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4718 option to the assembler if -mcpu=native.
4719 (ASM_CPU_NATIVE_SPEC): Ditto.
4720 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4722 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4723 the lwsync instruction.
4724 (enum processor_type): Add PROCESSOR_POWER7.
4725 (rs6000_debug_reg): New -mdebug= options.
4726 (rs6000_debug_addr): Ditto.
4727 (rs6000_debug_cost): Ditto.
4728 (rs6000_isel): Delete.
4729 (enum rs6000_vector): New enum to say what vector unit we have.
4730 (VECTOR_UNIT_*): New macros to say which vector unit has
4731 arithmetic operations for a given type.
4732 (VECTOR_MEM_*): New macros to say which vector unit has memory
4733 operations for a given type.
4734 (TARGET_LDBRX): Whether the machine supports the ldbrx
4736 (TARGET_ISEL): Delete, -misel moved to be a mask.
4737 (TARGET_ISEL64): New macro for 64-bit isel support.
4738 (UNITS_PER_VSX_WORD): New macro.
4739 (POINTER_SIZE): Move to be an external variable, rather than
4740 calculating whether we are generating 32 ot 64-bit code.
4742 (STACK_BOUNDARY): Add VSX support.
4743 (LOCAL_ALIGNMENT): Ditto.
4744 (SLOW_UNALIGNED_ACCESS): Ditto.
4745 (VSX_REGNO_P): New macro for VSX support.
4746 (VFLOAT_REGNO_P): Ditto.
4747 (VINT_REGNO_P): Ditto.
4748 (VLOGICAL_REGNO_P): Ditto.
4749 (VSX_VECTOR_MODE): Ditto.
4750 (VSX_SCALAR_MODE): Ditto.
4752 (VSX_MOVE_MODE): Ditto.
4753 (VSX_REG_CLASS_P): Ditto.
4754 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4756 (UNITS_PER_SIMD_WORD): Add VSX support.
4757 (MODES_TIEABLE_P): Ditto.
4758 (STARTING_FRAME_OFFSET): Ditto.
4759 (STACK_DYNAMIC_OFFSET): Ditto.
4760 (EPILOGUE_USES): Ditto.
4761 (REGNO_REG_CLASS): Move to array lookup.
4762 (CLASS_MAX_NREGS): Ditto.
4763 (rs6000_vector_reg_class): Add declaration.
4764 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4765 overlap with the floating point and Altivec registers.
4767 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4769 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4770 give the appropriate asm switches if -mcpu=native.
4771 (host_detect_local_cpu): Add support for "asm".
4772 (host_detect_local_cpu): Follow GNU code guidelines for name.
4774 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4775 -mbit-word to a variable instead of being a target mask.
4777 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4778 emit the lwsync instruction instead of emitting the instruction as
4779 an integer constant.
4781 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4782 fixuns_trundfsi2, move expander into rs6000.md.
4784 * config/rs6000/rs6000.md (cpu): Add power7.
4785 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4786 (logical predicate patterns): Change the single instruction
4787 primitives that set CR0 to be fast_compare instead of compare.
4789 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4790 (popcntddi2): Ditto.
4791 (popcount<mode>): Ditto.
4792 (floating multiply/add insns): Name the floating point
4794 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4795 (isel_unsigned_<mode>): Ditto.
4796 (fixuns_trundfsi2): Move expander here from spe.md.
4797 (smindi3): Define if we have -misel on 64-bit systems.
4802 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4804 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4806 * config/avr/avr.c (avr_current_device): New variable.
4807 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4808 (avr_arch, mcu_type_s): Move to avr.h.
4809 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4810 default_data_section_start fields.
4811 (avr_arch): Moved from avr.c.
4812 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4813 library_name fields.
4814 (avr_current_device, avr_mcu_types, avr_arch_types,
4815 avr_device_to_arch, avr_device_to_data_start,
4816 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4817 (EXTRA_SPEC_FUNCTIONS): Define.
4818 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4819 options mapping. Use device_to_arch and device_to_data_start insted.
4820 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4821 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4822 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4823 * config/avr/driver-avr.c: New file.
4824 * config/avr/avr-devices.c: New file.
4826 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4828 * var-tracking.c (unshare_variable): Force initialized to
4829 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4830 (set_variable_part): Likewise.
4831 (struct variable_union_info): Remove pos_src field.
4832 (vui_vec, vui_allocated): New variables.
4833 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4834 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4835 == 1 use a simpler sorting algorithm. Compute pos field right
4836 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4837 Avoid quadratic comparison if !flag_var_tracking_uninit.
4838 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4839 unshare_variable unconditionally.
4840 (dataflow_set_different_2): Removed.
4841 (dataflow_set_different): Don't traverse second hash table.
4842 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4843 unconditionally to var_reg_set or var_mem_set.
4844 (emit_notes_in_bb): Likewise.
4845 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4847 (emit_note_insn_var_location): Don't set initialized to
4848 VAR_INIT_STATUS_INITIALIZED early.
4849 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4851 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4853 * tree-object-size.c (addr_object_size): Instead of checking
4854 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4855 are no FIELD_DECLs following it.
4857 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4859 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4860 order to match bswaps with signed source operands.
4862 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4864 * sdbout.c (sdbout_one_type): Fix braces in switch.
4866 2009-06-23 Richard Guenther <rguenther@suse.de>
4868 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4870 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4871 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4872 var_callused, callused_tree, var_storedanything, storedanything_tree,
4873 var_integer, integer_tree): Remove global variables.
4874 (new_var_info): Do not pass new id, append the new var to the
4875 global variable vector.
4876 (do_ds_constraint): Use is_global_var member of the variable-info.
4877 (new_scalar_tmp_constraint_exp): Adjust.
4878 (create_function_info_for): Likewise.
4879 (create_variable_info_for): Likewise.
4880 (find_what_var_points_to): Remove dead code.
4881 (init_base_vars): Simplify.
4882 (compute_points_to_sets): Adjust.
4884 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4886 * combine.c (try_combine): Dump information about the insns we're
4889 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4891 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4892 check when calling force_to_mode on TRUNCATE's operand.
4894 2009-06-22 Ian Lance Taylor <iant@google.com>
4896 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4898 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4900 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4902 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4904 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4905 override library linkage flags such as -static-libgcc or
4908 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4910 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4912 2009-06-22 Ian Lance Taylor <iant@google.com>
4914 * config/linux.opt: Put mglibc ahead of muclibc.
4916 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4917 for duplicate decls.
4919 2009-06-22 Matthias Klose <doko@ubuntu.com>
4921 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4923 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4926 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4927 instead of NULL if a parser error occurs.
4929 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4931 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4932 non-DWARF2_DEBUGGING_INFO version.
4934 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4936 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4937 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4939 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4940 (LIBGCC2_TF_CEXT): Define.
4943 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4946 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4948 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4950 * config/arm/arm.c (arm_override_options): Disable
4951 -mcaller-super-interworking and -mcallee-super-interworking.
4952 * doc/invoke.texi (ARM Options): Document this.
4954 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4956 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4957 * config/arm/constraints.md (j): New constraint for movw operands.
4958 (N): Remove thumb2 meaning.
4959 * config/arm/arm.md (*arm_movw): Delete.
4960 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4961 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4962 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4964 2009-06-22 Martin Jambor <mjambor@suse.cz>
4966 PR tree-optimization/40492
4967 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4968 build_ref_for_offset.
4970 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4972 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4973 JUMP_TABLE_DATA_P predicates where applicable.
4974 * auto-inc-dec.c: Ditto.
4975 * builtins.c: Ditto.
4976 * caller-save.c: Ditto.
4978 * cfgcleanup.c: Ditto.
4979 * cfglayout.c: Ditto.
4982 * combine-stack-adj.c: Ditto.
4988 * dwarf2asm.c: Ditto.
4989 * dwarf2out.c: Ditto.
4990 * emit-rtl.c: Ditto.
4996 * function.c: Ditto.
4999 * genpreds.c: Ditto.
5000 * genrecog.c: Ditto.
5002 * ira-costs.c: Ditto.
5003 * ira-lives.c: Ditto.
5006 * lower-subreg.c: Ditto.
5007 * modulo-sched.c: Ditto.
5009 * postreload.c: Ditto.
5010 * print-rtl.c: Ditto.
5019 * sched-vis.c: Ditto.
5021 * sel-sched-ir.c: Ditto.
5022 * simplify-rtx.c: Ditto.
5023 * targhooks.c: Ditto.
5024 * var-tracking.c: Ditto.
5025 * vmsdbgout.c: Ditto.
5027 2009-06-22 Matthias Klose <doko@ubuntu.com>
5029 * Makefile.in (install-plugin): Always use DESTDIR.
5031 2009-06-22 Olivier Hainque <hainque@adacore.com>
5033 * config/pa/pa.c (output_call): Don't optimize post call jumps
5034 into return address adjustments if the call may throw.
5036 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5038 * arm.c (thumb1_output_casesi): New function.
5039 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5040 optimizing for size or PIC.
5041 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5042 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5043 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5044 (thumb1_casesi_internal_pic): New expand rule.
5045 (thumb1_casesi_dispatch): New pattern.
5046 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5048 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5049 in the text seciton when PIC or optimizing for size.
5050 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5051 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5052 preservation properties of code.
5053 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5054 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5055 (__gnu_thumb1_case_si): New function.
5056 * t-arm (LIB1ASMSRC): Define here.
5057 (LIB1ASMFUNCS): Add some common functions.
5058 * t-arm-elf (LIB1ASMSRC): Delete.
5059 (LIB1ASMFUNCS): Append to existing set.
5060 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5061 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5062 * t-symbian (LIB1ASMFUNCS): Likewise.
5063 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5064 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5066 2009-06-21 Richard Guenther <rguenther@suse.de>
5068 PR tree-optimization/38729
5069 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5070 to loops with a single exit if -fno-expensive-optimizations.
5072 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5074 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5075 (dataflow_set): Change vars type from htab_t to shared_hash.
5076 (shared_hash_pool, empty_shared_hash): New variables.
5077 (vars_clear): Removed.
5078 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5079 shared_hash_find_slot_unshare, shared_hash_find_slot,
5080 shared_hash_find_slot_noinsert, shared_hash_find): New
5082 (shared_hash_unshare, shared_hash_destroy): New functions.
5083 (unshare_variable): Unshare set->vars if shared, use
5085 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5086 (get_init_value, find_src_set_src, dump_dataflow_set,
5087 clobber_variable_part, emit_notes_for_differences): Use
5089 (dataflow_set_init): Remove second argument, set vars to
5090 empty_shared_hash instead of creating a new htab.
5091 (dataflow_set_clear): Call shared_hash_destroy and set vars
5092 to empty_shared_hash instead of calling vars_clear.
5093 (dataflow_set_copy): Don't call vars_copy, instead just share
5094 the src htab with dst.
5095 (variable_union): Use shared_hash_*, use initially NO_INSERT
5096 lookup if set->vars is shared. Don't keep slot cleared before
5097 calling unshare_variable. Unshare set->vars if needed.
5098 Even ->refcount == 1 vars must be unshared if set->vars is shared
5099 and var needs to be modified.
5100 (variable_canonicalize): New function.
5101 (dataflow_set_union): If dst->vars is empty, just share src->vars
5102 with dst->vars and traverse with variable_canonicalize to canonicalize
5103 and unshare what is needed.
5104 (dataflow_set_different): If old_set and new_set use the same shared
5105 htab, they aren't different. If number of htab elements is different,
5106 htabs are different. Use shared_hash_*.
5107 (dataflow_set_destroy): Call shared_hash_destroy instead of
5109 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5110 second argument to dataflow_set_init.
5111 (vt_initialize): Likewise. Initialize shared_hash_pool and
5112 empty_shared_hash, move bb in/out initialization afterwards.
5113 Use variable_htab_free instead of NULL as changed_variables del hook.
5114 (variable_was_changed): Change type of second argument to pointer to
5115 dataflow_set. When inserting var into changed_variables, bump
5116 refcount. Unshare set->vars if set is shared htab and slot needs to
5118 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5119 lookup if set->vars is shared. Unshare set->vars if needed.
5120 Even ->refcount == 1 vars must be unshared if set->vars is shared
5121 and var needs to be modified. Adjust variable_was_changed caller.
5122 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5123 vars must be unshared if set->vars is shared and var needs to be
5124 modified. Adjust variable_was_changed caller.
5125 (emit_note_insn_var_location): Don't pool_free var.
5126 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5128 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5129 free_alloc_pool on shared_hash_pool.
5131 2009-06-20 Anthony Green <green@moxielogic.com>
5133 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5134 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5136 2009-06-20 Richard Guenther <rguenther@suse.de>
5138 * tree-ssa-structalias.c (find_func_aliases): For memset use
5139 a constraint from NULL if we memset to zero.
5140 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5141 we explicitly handle that do not read from memory.
5142 (call_may_clobber_ref_p_1): Properly handle builtins that may
5145 2009-06-20 Richard Guenther <rguenther@suse.de>
5147 PR tree-optimization/40495
5148 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5149 (new_scalar_tmp_constraint_exp): New function.
5150 (process_constraint): Do not create temporary decls.
5151 (process_all_all_constraints): Likewise.
5152 (handle_const_call): Likewise.
5153 (create_function_info_for): Do not set decl.
5155 2009-06-19 Ian Lance Taylor <iant@google.com>
5157 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5158 (rs6000_attribute_table): Make static; move before use.
5160 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5162 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5163 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5164 Propagate the TREE_READONLY flag without overwriting it.
5165 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5166 Propagate the TREE_READONLY flag onto the result.
5167 (process_call_operands): Move around. Use correct constant value.
5169 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5172 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5173 * config/arm/arm.md: Likewise.
5175 2009-06-19 Ian Lance Taylor <iant@google.com>
5177 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5178 to GIMPLE_ERROR_MARK.
5180 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5181 op2_original_type parameters. Warn about using different enum types.
5182 * c-parser.c (c_parser_conditional_expression): Pass original
5183 types to build_conditional_expr.
5184 * c-tree.h (build_conditional_expr): Update declaration.
5186 2009-06-19 Ian Lance Taylor <iant@google.com>
5188 * config/i386/i386.c (ix86_function_specific_save): Test that
5189 fields match values, rather than testing the values are in a
5192 2009-06-19 Richard Guenther <rguenther@suse.de>
5194 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5196 (ptr_derefs_may_alias_p): Likewise.
5197 (ptr_deref_may_alias_ref_p_1): New function.
5198 (ptr_deref_may_alias_ref_p): Likewise.
5199 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5200 covered by looking at the ESCAPED solution.
5201 (call_may_clobber_ref_p_1): Likewise.
5202 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5203 Handle NULL_TREE offset. Do not produce redundant constraints.
5204 (process_all_all_constraints): New helper function.
5205 (do_structure_copy): Use it.
5206 (handle_lhs_call): Likewise.
5207 (find_func_aliases): Handle some builtins with pointer arguments
5208 and/or return values explicitly.
5210 2009-06-19 Ian Lance Taylor <iant@google.com>
5212 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5214 2009-06-19 Ian Lance Taylor <iant@google.com>
5216 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5218 2009-06-19 Ian Lance Taylor <iant@google.com>
5220 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5221 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5224 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5225 uninitialized const.
5227 2009-06-19 Ian Lance Taylor <iant@google.com>
5229 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5232 * c-decl.c (in_struct, struct_types): Remove.
5233 (struct c_binding): Add in_struct field.
5234 (c_binding_ptr): Define type, along with VEC.
5235 (struct c_struct_parse_info): Define.
5236 (struct_parse_info): New static variable.
5237 (bind): Initialize in_struct field.
5238 (start_struct): Remove enclosing_in_struct and
5239 enclosing_struct_types parameters. Add
5240 enclosing_struct_parse_info parameter. Change all callers. Set
5241 struct_parse_info rather than in_struct and struct_types.
5242 (grokfield): If -Wc++-compat and there is a symbol binding for the
5243 field name, set the in_struct flag and push it on the
5244 struct_parse_info->fields vector.
5245 (warn_cxx_compat_finish_struct): New static function.
5246 (finish_struct): Remove enclosing_in_struct and
5247 enclosing_struct_types parameters. Add
5248 enclosing_struct_parse_info parameter. Change all callers. Don't
5249 set C_TYPE_DEFINED_IN_STRUCT here. Call
5250 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5251 parameter. Only push on struct_types if warn_cxx_compat.
5252 (finish_enum): Only push on struct_types if warn_cxx_compat.
5253 (declspecs_add_type): Add loc parameter. Change all callers.
5254 Change all error calls to error_at. Pass loc, not input_location,
5255 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5256 defined in a struct. If -Wc++-compat and parsing a struct, record
5257 that a typedef name was used.
5258 * c-parser.c (c_parser_declspecs): Get location to pass to
5260 (c_parser_struct_or_union_specifier): Update calls to start_struct
5262 * c-tree.h (struct c_struct_parse_info): Declare.
5263 (finish_struct, start_struct): Update declarations.
5264 (declspecs_add_type): Update declaration.
5266 2009-06-19 Ian Lance Taylor <iant@google.com>
5268 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5269 variable with an anonymous type.
5271 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5273 * see.c: Remove for real.
5275 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5277 * optabs.h (enum optab_index): Add new OTI_significand.
5278 (significand_optab): Define corresponding macro.
5279 * optabs.c (init_optabs): Initialize significand_optab.
5280 * genopinit.c (optabs): Implement significand_optab using
5281 significand?f2 patterns.
5282 * builtins.c (expand_builtin_mathfn): Handle
5283 BUILT_IN_SIGNIFICAND{,F,L}.
5284 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5285 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5287 * config/i386/i386.md (significandxf2, significand<mode>2): New
5288 expanders to implement significandf, significand and significandl
5289 built-ins as inline x87 intrinsics.
5291 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5293 * config/avr/avr.c (avr_override_options): Remove setting value of
5294 PARAM_INLINE_CALL_COST.
5296 2009-06-18 Richard Henderson <rth@redhat.com>
5299 * tree-pass.h (TDF_ASMNAME): New.
5300 * tree-dump.c (dump_options): Add asmname.
5301 * doc/invoke.texi: Document it.
5303 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5304 (dump_decl_name): ...here.
5305 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5306 (dump_generic_node): Update dump_function_name calls.
5307 (print_call_name): New flags arg; update all dump calls.
5308 * diagnostic.h (print_call_name): Update.
5309 * gimple-pretty-print.c (dump_gimple_call): Update.
5311 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5314 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5316 2009-06-18 Diego Novillo <dnovillo@google.com>
5318 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5319 * plugin.c (str_license): Declare.
5320 (try_init_one_plugin): Assert that the symbol
5321 'plugin_is_GPL_compatible' exists.
5323 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5326 * Makefile.in (OBJS-common): Remove see.o.
5328 * common.opt (fsee): Mark as preserved for backward compatibility.
5329 * opts.c (common_handle_option): Add OPT_fsee to the backward
5330 compatibility section.
5331 * passes.c (init_optimization_passes, pass_see): Remove pass.
5332 * timevar.def (TV_SEE): Remove.
5333 * tree-pass.h (pass_see): Remove declaration.
5334 * doc/invoke.texi (-fsee): Remove documentation.
5336 2009-06-18 Martin Jambor <mjambor@suse.cz>
5338 * tree-sra.c: Include statistics.h
5339 (sra_stats): New variable.
5340 (sra_initialize): Clear sra_stats.
5341 (create_access_replacement): Increment sra_stats.replacements.
5342 (get_access_replacement): Do not return twice.
5343 (analyze_all_variable_accesses): Increment statistics counter by the
5344 number of scalarized aggregates.
5345 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5346 (sra_modify_expr): Increment sra_stats.exprs.
5347 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5348 (sra_modify_assign): Increment sra_stats.exprs,
5349 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5350 (perform_intra_sra): Update statistics counters.
5351 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5353 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5355 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5356 (arm_scalar_mode_supported_p): New function.
5358 2009-06-18 Paul Brook <paul@codesourcery.com>
5359 Sandra Loosemore <sandra@codesourcery.com>
5361 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5362 (__extendhfsf2, __truncsfhf2): Define.
5363 * config/arm/fp16.c: New file.
5364 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5365 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5367 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5369 * doc/extend.texi (Half-Precision): New section.
5370 * doc/invoke.texi (Option Summary): List -mfp16-format.
5371 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5372 * config/arm/arm.opt (mfp16-format=): New.
5373 * config/arm/arm.c: Include intl.h.
5374 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5375 (TARGET_INVALID_RETURN_TYPE): Redefine.
5376 (TARGET_PROMOTED_TYPE): Redefine.
5377 (TARGET_CONVERT_TO_TYPE): Redefine.
5378 (arm_fp16_format): Define.
5379 (all_fpus): Add entry for neon-fp16.
5380 (fp_model_for_fpu): Likewise.
5381 (struct fp16_format): Declare.
5382 (all_fp16_formats): Define.
5383 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5385 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5387 (arm_legitimate_index_p): Treat HFmode like HImode.
5388 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5389 (coproc_secondary_reload_class): Special-case HFmode.
5390 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5391 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5392 (arm_init_fp16_builtins): New.
5393 (arm_init_builtins): Call it.
5394 (arm_invalid_parameter_type): New.
5395 (arm_invalid_return_type): New.
5396 (arm_promoted_type): New.
5397 (arm_convert_to_type).
5398 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5400 (arm_emit_fp16_const): New function.
5401 (arm_mangle_type): Mangle __fp16 as "Dh".
5402 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5404 (TARGET_NEON_FP16): New.
5405 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5406 (enum fputype): Add FPUTYPE_NEON_FP16.
5407 (enum arm_fp16_format_type): Declare.
5408 (arm_fp16_format): Declare.
5409 (LARGEST_EXPONENT_IS_NORMAL): Define.
5410 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5411 * config/arm/arm-modes.def (HFmode): Define.
5412 * config/arm/vfp.md: (*movhf_vfp): New.
5415 * config/arm/arm.md: (fpu): Add neon_fp16.
5416 (floatsihf2, floatdihf2): New.
5417 (fix_trunchfsi2, fix_trunchfdi2): New.
5421 (*arm32_movhf): New.
5422 (*thumb1_movhf): New.
5423 (consttable_2): Add check for HFmode constants.
5424 (consttable_4): Handle HFmode constants.
5426 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5428 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5430 2009-06-17 Olivier Hainque <hainque@adacore.com>
5432 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5433 const char ** conversion in AIX specific section.
5435 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5437 * config/i386/i386.c (ix86_special_builtin_type): Remove
5438 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5439 (bdesc_special_args): Updated.
5440 (ix86_init_mmx_sse_builtins): Likewise.
5441 (ix86_expand_special_args_builtin): Likewise.
5443 2009-06-17 Richard Henderson <rth@redhat.com>
5445 * tree-pretty-print.c (maybe_dump_asm_name): New.
5446 (dump_decl_name): Use it.
5447 (PRINT_FUNCTION_NAME): Merge into...
5448 (dump_function_name): ... here. Use maybe_dump_asm_name.
5450 2009-06-17 Cary Coutant <ccoutant@google.com>
5452 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5454 * debug.c (struct gcc_debug_hooks): Change placeholder for
5456 (debug_nothing_int_charstar_int): Replaced by...
5457 (debug_nothing_int_charstar_int_bool): ...this.
5458 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5459 source_line prototype.
5460 (debug_nothing_int_charstar_int): Replaced by...
5461 (debug_nothing_int_charstar_int_bool): ...this.
5462 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5463 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5464 Output is_stmt operand when necessary.
5465 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5466 (notice_source_line): Add is_stmt parameter.
5467 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5468 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5470 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5471 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5473 2009-06-17 Ian Lance Taylor <iant@google.com>
5475 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5477 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5480 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5482 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5483 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5484 tree_strip_sign_nop_conversions and
5485 tree_ssa_strip_useless_type_conversions rather than stripping
5486 the operations here.
5487 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5489 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5490 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5491 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5492 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5495 2009-06-17 Michael Eager <eager@eagercon.com>
5497 * config/rs6000/constraints.md (register_constraint "d"): New.
5498 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5499 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5500 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5501 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5502 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5503 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5504 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5505 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5506 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5507 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5509 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5510 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5511 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5512 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5513 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5514 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5515 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5516 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5517 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5518 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5519 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5520 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5521 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5522 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5524 2009-06-16 Ian Lance Taylor <iant@google.com>
5526 * profile.c (total_num_never_executed): Don't define.
5527 (compute_branch_probabilities): Don't count or print
5529 (init_branch_prob): Don't set total_num_never_executed.
5530 (end_branch_prob): Don't print total_num_never_executed.
5532 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5534 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5536 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5538 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5539 (nabstd2_fpr): Same.
5541 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5543 * expr.c (expand_assignment): Change complex type check.
5545 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5547 * doc/plugins.texi (Building GCC plugins): Added new section.
5549 2009-06-17 Ian Lance Taylor <iant@google.com>
5551 * c-pch.c (get_ident): Don't set size of templ array.
5552 (pch_init): Don't set size of partial_pch array.
5554 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5555 string constant to intialize an array whose size is the length of
5558 2009-06-17 Richard Guenther <rguenther@suse.de>
5560 PR tree-optimization/40389
5561 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5562 to addressable types.
5563 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5565 2009-06-17 Richard Guenther <rguenther@suse.de>
5568 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5569 if there is no evolution of left in the loop bail out.
5570 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5571 chrec_fold_multiply.
5573 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5574 Janis Johnson <janis187@us.ibm.com>
5577 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5578 for the symbol ref of a constant that is the source of a move
5579 - nor for any other not-obvious-label-ref constants.
5581 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5583 * plugin.c (position_pass): Skip newly inserted pass during list
5584 traversal to avoid repeated insertion.
5586 2009-06-16 Ian Lance Taylor <iant@google.com>
5588 * vec.h (VEC_stack_alloc): Define different version if
5589 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5590 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5591 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5592 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5594 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5596 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5598 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5599 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5600 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5601 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5602 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5603 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5604 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5605 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5606 __builtin_ia32_rdtscp.
5607 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5608 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5609 and __builtin_ia32_rorhi.
5610 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5611 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5612 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5613 (ix86_expand_args_builtin): Likewise.
5614 (ix86_expand_special_args_builtin): Likewise.
5616 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5617 (UNSPECV_RDTSC): Likewise.
5618 (UNSPECV_RDPMC): Likewise.
5619 (*bsr): Renamed to ...
5621 (*bsr_rex64): Renamed to ...
5625 (*rdpmc_rex64): Likewise.
5628 (*rdtsc_rex64): Likewise.
5630 (*rdtscp): Likewise.
5631 (*rdtscp_rex64): Likewise.
5633 * config/i386/ia32intrin.h: New.
5635 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5637 2009-06-16 Ian Lance Taylor <iant@google.com>
5639 * ira-build.c (copy_info_to_removed_store_destinations):
5640 Initialize parent_a.
5642 2009-06-16 Ian Lance Taylor <iant@google.com>
5644 * c-decl.c (grokdeclarator): Change size_varies to bool.
5646 2009-06-16 Ian Lance Taylor <iant@google.com>
5648 * sel-sched.c: Make forward declarations of move_op_hooks and
5649 fur_hooks explicitly extern.
5651 2009-06-16 Ian Lance Taylor <iant@google.com>
5653 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5654 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5656 2009-06-16 Ian Lance Taylor <iant@google.com>
5658 * resource.c (mark_referenced_resources): Change
5659 include_delayed_effects parameter to bool. Change all callers.
5660 (mark_end_of_function_resources): Likewise.
5661 * reorg.c (insn_references_resource_p): Likewise.
5662 (insn_sets_resource_p): Likewise.
5663 * resource.h (mark_referenced_resources): Update declaration.
5664 (mark_end_of_function_resources): Update declaration.
5666 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5668 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5670 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5672 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5673 GCC can bootstrap on AIX with GNU Binutils 2.20.
5675 2009-06-16 Ian Lance Taylor <iant@google.com>
5677 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5679 2009-06-16 Ian Lance Taylor <iant@google.com>
5681 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5682 inline, not extern inline.
5683 (exact_log2): Likewise.
5684 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5686 (exact_log2): Likewise, but don't test CTZ_HWI.
5688 2009-06-16 Ian Lance Taylor <iant@google.com>
5690 * bitmap.c (bitmap_clear): Don't declare as inline.
5691 * gimple.c (gimplify_assign): Likewise.
5692 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5693 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5694 (sched_scan_info): Remove duplicate definition.
5696 2009-06-16 Ian Lance Taylor <iant@google.com>
5698 * c-common.c (skip_evaluation): Don't define.
5699 (c_inhibit_evaluation_warnings): Define global variable.
5700 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5701 than skip_evaluation.
5702 (convert_and_check, warn_for_div_by_zero): Likewise.
5703 * c-common.h (skip_evaluation): Don't declare.
5704 (c_inhibit_evaluation_warnings): Declare.
5705 * c-parser.c (c_parser_typeof_specifier): Set
5706 c_inhibit_evaluation_warnings rather than skip_evaluation.
5707 (c_parser_conditional_expression): Likewise.
5708 (c_parser_binary_expression): Likewise.
5709 (c_parser_sizeof_expression): Likewise.
5710 (c_parser_alignof_expression): Likewise.
5711 * c-typeck.c (build_indirect_ref): Check
5712 c_inhibit_evaluation_warnings rather than skip_evaluation.
5713 (build_conditional_expr, build_binary_op): Likewise.
5715 2009-06-16 Richard Guenther <rguenther@suse.de>
5717 * tree-ssa-alias.c (is_escape_site): Remove.
5718 * tree-ssa-alias.h (enum escape_type): Remove.
5719 (is_escape_site): Likewise.
5720 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5721 via casts and asms without deferring to is_escape_site.
5723 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5726 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5727 use gen_lowpart if op0 has complex mode.
5729 2009-06-16 Richard Guenther <rguenther@suse.de>
5731 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5732 variables add them to ESCAPED.
5733 (find_func_aliases): Do not make all indirectly stored values escaped.
5735 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5737 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5740 2009-06-16 Martin Jambor <mjambor@suse.cz>
5742 PR tree-optimization/40432
5743 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5744 check whether we need to force gimple register operand.
5746 2009-06-16 Martin Jambor <mjambor@suse.cz>
5748 PR tree-optimization/40413
5749 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5750 build_ref_for_offset.
5751 (propagate_subacesses_accross_link): Fix a typo in a comment.
5753 2009-06-16 Ira Rosen <irar@il.ibm.com>
5755 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5756 with additional parameter.
5757 * tree-vectorizer.h (enum vect_def_type): Add new value
5759 (enum vect_relevant): Add comments.
5760 (vect_is_simple_reduction): Add new argument.
5761 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5762 Detect nested cycles.
5763 (vect_is_simple_reduction): Update documentation, add an argument to
5764 distinguish inner-loop reduction from nested cycle, detect nested
5765 cycles, fix printings and indentation, don't swap operands in case
5767 (get_initial_def_for_reduction): Handle subtraction.
5768 (vect_create_epilog_for_reduction): Add new argument to specify
5770 (vect_finalize_reduction): Handle subtraction, fix comments.
5771 (vectorizable_reduction): Handle nested cycles. In case of nested
5772 cycle keep track of the reduction variable position. Call
5773 vect_is_simple_reduction with additional parameter. Use original
5774 statement code in reduction epilogue for nested cycle. Call
5775 vect_create_epilog_for_reduction with additional parameter.
5776 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5777 inner-loop vectorization.
5778 (vect_recog_widen_sum_pattern): Likewise.
5779 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5781 (vect_mark_stmts_to_be_vectorized): Likewise.
5782 (vect_get_vec_def_for_operand): Handle nested cycles.
5784 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5786 * doc/invoke.texi (Debugging Options): Fix option index entries
5787 for -fdump-statistics, -frandom-seed add entries for
5788 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5789 (FRV Options): Fix entries for -mTLS, -mtls.
5790 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5791 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5792 (M68hc1x Options): Fix @itemx for -mnominmax.
5793 (MCore Options): Fix entry for -mno-lsim.
5794 (MMIX Options): Fix entry for -mabi=mmixware.
5795 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5797 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5799 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5800 Mention the plugin mode of gengtype.
5801 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5802 * gengtype.c: Updated copyright.
5803 (plugin_files, nb_plugin_files) Added new static variables.
5804 (measure_input_list) Care about plugin_files.
5805 (write_rtx_next): Added early return in plugin mode.
5806 (create_file): Updated copyright year in generated file. Added
5808 (oprintf): Added early return if NULL outf.
5809 (get_output_file_with_visibility): Care of plugin_files.
5810 (get_output_file_name): May return null.
5811 (write_local): Added early return.
5812 (put_mangled_filename): Ditto.
5813 (finish_root_table): Added check for base_files.
5814 (write_roots): Care about null when plugins.
5815 (main): Added plugin mode.
5817 2009-06-15 Ian Lance Taylor <iant@google.com>
5819 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5820 * gcov.c (read_count_file): Add braces around variables declared
5823 * c.opt (Wjump-misses-init): New warning.
5824 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5825 -Wall and -Wc++-compat if not already set.
5826 (c_common_post_options): Clear warn_jump_misses_init if it was not
5828 * c-decl.c (struct c_binding): Change type field to a union with
5829 new label field. Make it the first field in the struct. Update
5830 references to type to use u.type instead.
5831 (struct c_spot_bindings): Define.
5832 (struct c_goto_bindings): Define.
5833 (c_goto_bindings_p): Define, along with VECs.
5834 (struct c_label_vars): Define.
5835 (struct c_scope): Add has_label_bindings field.
5836 (bind_label, set_spot_bindings): New static functions.
5837 (decl_jump_unsafe, update_spot_bindings): New static functions.
5838 (update_label_decls): New static function.
5839 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5840 Update binding u.label field to shadowed field.
5841 (c_binding_start_stmt_expr): New function.
5842 (c_binding_end_stmt_expr): New function.
5843 (pushdecl): Don't call c_begin_vm_scope.
5844 (make_label): Add defining and p_label_vars parameters. Change
5846 (lookup_label): Correct test for whether a label has not yet been
5847 defined. Call bind_label rather than bind.
5848 (warn_about_goto): New static function.
5849 (lookup_label_for_goto): New function.
5850 (declare_label): Call bind_label rather than bind.
5851 (check_earlier_gotos): New static function.
5852 (define_label): Don't give errors about jumping into statement
5853 expressions or scopes of variably modified types. Call
5854 set_spot_bindings and check_earlier_gotos. Call bind_label
5855 instead of bind. Don't set label_context_stack_se or
5856 label_context_stack_vm.
5857 (c_get_switch_bindings): New function.
5858 (c_release_switch_bindings): New function.
5859 (c_check_switch_jump_warnings): New function.
5860 (start_function): Don't set label_context_stack_se or
5861 label_context_stack_vm.
5862 (finish_function): Likewise.
5863 * c-typeck.c (label_context_stack_se): Don't define.
5864 (label_context_stack_vm): Don't define.
5865 (c_finish_goto_label): Call lookup_label_for_goto rather than
5866 lookup_label. Don't give errors about jumping into a statement
5867 expression or the scope of a variably modified type. Don't set
5868 label_context_stack_se or label_context_stack_vm.
5869 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5870 fields. Add bindings field.
5871 (c_start_case): Don't set deleted fields. Set bindings field.
5872 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5873 or blocked_vm. Call c_check_switch_jump_warnings.
5874 (c_finish_case): Don't test blocked_stmt_expr field. Call
5875 c_release_switch_bindings.
5876 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5877 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5878 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5879 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5880 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5881 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5882 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5883 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5884 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5885 (C_DECL_UNJUMPABLE_VM): Don't define.
5886 (C_DECL_UNDEFINABLE_VM): Don't define.
5887 (struct c_label_list): Don't define.
5888 (struct c_label_context_se): Don't define.
5889 (struct c_label_context_vm): Don't define.
5890 (struct c_spot_bindings): Declare.
5891 (c_bindings_start_stmt_expr): Declare.
5892 (c_bindings_end_stmt_expr): Declare.
5893 (lookup_label_for_goto): Declare.
5894 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5895 (c_check_switch_jump_warnings): Declare.
5896 (label_context_stack_se, label_context_stack_vm): Don't declare.
5897 (c_finish_goto_label): Update declaration.
5898 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5899 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5900 (Warning Options): Document -Wjump-misses-init.
5902 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5904 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5907 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5909 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5911 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5913 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5915 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5917 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5919 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5921 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5922 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5923 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5924 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5925 * dwarf2asm.c (dw2_force_const_mem): Update call to
5927 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5928 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5929 * langhooks.c (lhd_comdat_group): Remove.
5930 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5931 * tree.h (DECL_COMDAT_GROUP): New.
5932 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5933 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5934 (make_decl_one_only): Change signature.
5935 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5937 (make_decl_one_only): Change signature.
5938 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5940 2009-06-15 Richard Guenther <rguenther@suse.de>
5943 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5945 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5947 * tree-ssa-math-opts.c: Remove extra divide.
5949 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5951 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5953 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5955 * passes.c: Add bswap pass.
5956 * tree-pass.h: Add pass_optimize_bswap declaration.
5957 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5958 Include rtl.h, expr.h and optabs.h for optab_handler check.
5959 (struct symbolic_number, pass_optimize_bswap): New definition.
5960 (do_shift_rotate, verify_symbolic_number_p): New functions.
5961 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5962 (gate_optimize_bswap): New function.
5963 * tree.c (widest_int_cst_value): New function.
5964 * tree.h (widest_int_cst_value): Prototype added.
5966 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5968 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5969 REG_EQUAL/REG_EQUIV notes.
5971 2009-06-14 Richard Guenther <rguenther@suse.de>
5974 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5975 has its address taken if NRV was applied and it is addressable.
5976 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5977 function split out from ...
5978 (get_constraint_for_1): ... here.
5979 (handle_rhs_call): Use it to mark the return slot escaped if
5980 it is addressable and NRV was applied.
5982 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5984 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5985 Change first argument type to location_t.
5986 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5987 Do not set input_location.
5988 Use loc instead of input_location throughout.
5990 2009-06-13 Richard Guenther <rguenther@suse.de>
5992 PR tree-optimization/40421
5993 * tree-predcom.c (should_unroll_loop_p): Remove.
5994 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5996 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5998 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5999 Add location argument.
6001 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
6003 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
6005 * config/s390/s390.c (s390_build_builtin_va_list): Same.
6006 (s390_gimplify_va_arg): Pass location to create_artificial_label.
6007 * config/spu/spu-protos.h: Add location to
6008 spu_resolve_overloaded_builtin.
6009 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
6010 spu_build_builtin_va_list.
6011 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
6012 argument. Pass location to build_function_call_vec.
6013 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
6015 (emit_fpu_switch): Same.
6016 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
6017 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
6018 to build_decl and create_artificial_label.
6019 (xtensa_gimplify_va_arg_expr): Same.
6020 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
6021 (xstormy16_gimplify_va_arg_expr): Same.
6022 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6023 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6024 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6025 (mips16_build_function_stub): Same.
6026 (mips16_build_call_stub): Same.
6028 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6031 * arm/constraints.md (Pa, Pb): New constraints.
6032 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6033 split pattern to deal with them.
6035 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6037 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6038 fix index entry for -Xpreprocessor.
6040 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6042 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6043 Add location argument to build_decl call.
6044 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6045 (rs6000_init_builtins): Same.
6046 (spe_init_builtins): Same.
6047 (rs6000_gimplify_va_arg): Add location argument to
6048 create_artificial_label call.
6050 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6052 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6053 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6054 * Makefile.in: Fix GGC dependency for gcse.o.
6056 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6058 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6059 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6060 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6062 * c-parser.c (c_parser_binary_expression): Use current column while
6063 building binary operations.
6064 * common.opt (fshow-column): Enable by default.
6065 * tree-vrp.c (check_array_ref): Use warning_at.
6066 (check_array_bounds): Use location from call back if expr has no
6068 * tree.h: Add location argument to maybe_fold_*.
6069 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6070 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6071 (maybe_fold_offset_to_component_ref): Same.
6072 (maybe_fold_offset_to_reference): Same.
6073 (maybe_fold_offset_to_address): Same.
6074 (maybe_fold_stmt_indirect): Same.
6075 (maybe_fold_stmt_addition): Same.
6076 (fold_stmt_r): Pass location to maybe_fold_*.
6077 (fold_gimple_assign): Same.
6078 * c-tree.h: Add location argument to finish_decl,
6079 default_function_array_conversion, store_init_value.
6080 * c-decl.c (define_label): Use error_at.
6081 (c_make_fname_decl): Pass location to finish_decl.
6082 (finish_decl): New location argument.
6083 (build_compound_literal): Pass location to store_init_value.
6084 (grokdeclarator): Pass location to finish_decl.
6086 * c-typeck.c (array_to_pointer_conversion): New location argument.
6087 (function_to_pointer_conversion): Same.
6088 (default_function_array_conversion): Same.
6089 (parser_build_unary_op): Pass location to overflow_warning.
6090 (parser_build_binary_op): Same. Use warning_at.
6091 (build_unary_op): Pass location to array_to_pointer_conversion.
6092 (build_c_cast): Pass location to digest_init.
6093 (build_modify_expr): New location argument.
6094 (convert_for_assignment): Same.
6095 (store_init_value): Same.
6096 (digest_init): Same.
6097 (output_init_element): Pass location to digest_init and
6098 array_to_pointer_conversion.
6099 (c_finish_return): Pass location to convert_for_assignment.
6100 * gimplify.c (gimplify_conversion): Pass location to
6101 maybe_fold_offset_to_address.
6102 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6103 to maybe_fold_stmt_addition.
6104 * c-omp.c (c_finish_omp_atomic): Pass new location to
6106 (c_finish_omp_for): Same.
6107 * c-common.c (overflow_warning): New argument.
6108 * c-common.h: New argument to build_modify_expr, overflow_warning.
6109 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6111 (c_parser_initializer): Pass location to
6112 default_function_array_conversion.
6113 (c_parser_initelt): Same.
6114 (c_parser_initval): Same.
6115 (c_parser_asm_operands): Same.
6116 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6117 (c_parser_conditional_expression): Same.
6118 (c_parser_binary_expression): Add location info to stack. Use it.
6119 (c_parser_unary_expression): Pass location to
6120 default_function_array_conversion, parser_build_unary_op,
6121 build_indirect_ref, c_parser_postfix_expression_after_primary.
6122 (c_parser_postfix_expression_after_primary): New location argument.
6124 (c_parser_expression_conv): Pass location to
6125 default_function_array_conversion.
6126 (c_parser_expr_list): Same.
6127 (c_parser_omp_atomic): Same.
6128 (c_parser_omp_for_loop): Same.
6129 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6130 (build_array_declarator): New argument.
6131 * c-decl.c (build_array_declarator): Add location argument.
6132 (grokdeclarator): Set id_loc for cdk_array.
6133 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6134 build_array_declarator.
6135 * tree.c (build_omp_clause): Add location argument.
6136 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6137 (OMP_CLAUSE_LOCATION): New macro.
6138 (struct tree_omp_clause): Add location field.
6139 (build_omp_clause): Add argument.
6140 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6141 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6143 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6144 (cp_parser_omp_clause_collapse): Same.
6145 (cp_parser_omp_clause_default): Same.
6146 (cp_parser_omp_clause_if): Same.
6147 (cp_parser_omp_clause_nowait): Same.
6148 (cp_parser_omp_clause_num_threads): Same.
6149 (cp_parser_omp_clause_ordered): Same.
6150 (cp_parser_omp_clause_schedule): Same.
6151 (cp_parser_omp_clause_untied): Same.
6152 (cp_parser_omp_for_loop): Same.
6153 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6154 * c-tree.h (c_start_case): Add location argument.
6155 (c_process_expr_stmt): Same.
6156 (c_finish_goto_*): Same.
6157 * tree-parloops.c (initialize_reductions): Pass location to
6159 (create_parallel_loop): Same.
6160 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6161 (gfc_trans_omp_reduction_list): Same.
6162 (gfc_trans_omp_clauses): Same.
6163 (gfc_trans_omp_do): Same.
6164 * c-typeck.c (c_finish_goto_label): Same.
6165 (c_finish_goto_ptr): New location argument.
6166 (c_start_case): Same.
6167 (emit_side_effect_warnings): Same.
6168 (c_process_expr_stmt): Same.
6169 (c_finish_stmt_expr): Same.
6170 (c_finish_omp_clauses): Use error_at instead of error.
6171 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6173 * c-omp.c (c_split_parallel_clauses): New location argument.
6174 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6175 to build_omp_clause.
6176 (convert_local_reference_stmt): Same.
6177 (convert_gimple_call): Same.
6178 * c-common.h (c_split_parallel_clauses): New argument.
6179 * c-parser.c (c_parser_statement_after_labels): Pass location to
6180 c_finish_goto_label.
6181 (c_parser_switch_statement): Pass location to c_start_case.
6182 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6183 and c_process_expr_stmt.
6184 (c_parser_omp_variable_list): Add location argument.
6185 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6186 (c_parser_omp_clause_default): Same.
6187 (c_parser_omp_clause_if): Same.
6188 (c_parser_omp_clause_num_threads): Same.
6189 (-c_parser_omp_clause_ordered): Same.
6190 (c_parser_omp_clause_reduction): Pass location to
6191 c_parser_omp_variable_list.
6192 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6193 (c_parser_omp_clause_untied): Same.
6194 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6195 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6197 * c-tree.h (check_for_loop_decls, undeclared_variable,
6198 build_component_ref, build_array_ref, build_external_ref,
6199 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6200 build_conditional_expr, build_compound_expr, c_cast_expr,
6201 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6202 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6204 * c-semantics.c (build_stmt): Same.
6205 (build_case_label): Same.
6206 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6207 (undeclared_variable): New argument.
6209 (lookup_label): Pass location on down.
6210 (define_label): Same.
6211 (finish_decl): Same.
6212 (build_compound_literal): Same.
6213 (finish_struct): Same.
6214 (finish_function): Do not set location here.
6215 (check_for_loop_decls): New argument.
6216 * tree.c (save_expr): Set location.
6217 (build_empty_stmt): New argument.
6218 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6219 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6220 * builtins.c (gimplify_va_arg_expr): Use locations.
6221 (expand_builtin_sync_operation): Same.
6222 * c-typeck.c (build_component_ref): New argument.
6223 (build_array_ref): Same.
6224 (build_external_ref): Same.
6225 (c_expr_sizeof_expr): Same.
6226 (c_expr_sizeof_type): Same.
6227 (parser_build_unary_op): Same.
6228 (build_conditional_expr): Same.
6229 (build_compound_expr): Pass location on down.
6230 (build_compound_expr): New argument.
6231 (build_c_cast): Same.
6232 (c_cast_expr): Same.
6233 (build_asm_expr): Same.
6234 (c_finish_return): Same.
6235 (c_process_expr_stmt): Pass location on down.
6236 (c_finish_stmt_expr): New argument.
6237 (push_clenaup): Same.
6238 (c_finish_omp_parallel): Same.
6239 (c_finish_omp_task): Same.
6240 * gimplify.c (gimplify_call_expr): Pass location on down.
6241 * c-omp.c (c_finish_omp_master): New argument.
6242 (c_finish_omp_critical): Same.
6243 (c_finish_omp_ordered): Same.
6244 (c_finish_omp_barrier): Same.
6245 (-c_finish_omp_taskwait): Same.
6246 (c_finish_omp_atomic): Same.
6247 (c_finish_omp_flush): Same.
6248 * tree-inline.c (copy_tree_body_r): Pass location on down.
6249 (inline_forbidden_p): Remove use of input_location.
6250 * c-gimplify.c (c_build_bind_expr): New argument.
6251 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6252 (c_sizeof_or_alignof_type): New argument.
6253 (c_alignof_expr): Same.
6254 (build_va_arg): Same.
6255 (c_add_case_label): Same.
6256 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6257 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6258 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6259 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6260 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6261 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6263 * stub-objc.c (objc_build_selector_expr): Same.
6264 (objc_build_throw_stmt): Same.
6265 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6266 (c_parser_initelt): Same.
6267 (c_parser_compound_statement): Same.
6268 (c_parser_compound_statement_nostart): Same.
6269 (c_parser_label): Same.
6270 (c_parser_statement_after_labels): Same.
6271 (c_parser_if_body): Same.
6272 (c_parser_else_body): Same.
6273 (c_parser_if_statement): Same.
6274 (c_parser_switch_statement): Same.
6275 (c_parser_while_statement): Same.
6276 (c_parser_do_statement): Same.
6277 (c_parser_for_statement): Same.
6278 (c_parser_asm_statement): Same.
6279 (c_parser_conditional_expression): Same.
6280 (c_parser_binary_expression): Same.
6281 (c_parser_cast_expression): Same.
6282 (c_parser_unary_expression): Same.
6283 (c_parser_sizeof_expression): Same.
6284 (c_parser_alignof_expression): Same.
6285 (c_parser_postfix_expression): Same.
6286 (c_parser_expression): Same.
6287 (c_parser_objc_receiver): Same.
6288 (c_parser_omp_variable_list): Same.
6289 (c_parser_omp_structured_block): Same.
6290 (c_parser_omp_atomic): New argument.
6291 (c_parser_omp_barrier): Same.
6292 (c_parser_omp_critical): Same.
6293 (c_parser_omp_flush): Pass location on down.
6294 (c_parser_omp_for_loop): New argument.
6295 (c_parser_omp_for): Same.
6296 (c_parser_omp_master): Same.
6297 (c_parser_omp_ordered): Same.
6298 (c_parser_omp_sections_scope): Same.
6299 (c_parser_omp_sections): Same.
6300 (c_parser_omp_parallel): Same.
6301 (c_parser_omp_single): Same.
6302 (c_parser_omp_task): Same.
6303 (c_parser_omp_taskwait): Pass location on down.
6304 (c_parser_omp_construct): Same.
6305 (c_parser_omp_threadprivate): Same.
6306 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6307 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6308 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6309 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6310 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6311 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6312 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6313 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6314 config/i386/i386.c, stmt.c:
6315 Add location argument to the following function definitions and/or
6316 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6317 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6318 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6319 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6320 do_case, c_finish_bc_stmt, build_compound_literal,
6321 build_function_call.
6322 * c-decl.c (build_compound_literal): Add location argument.
6323 Make all diagnostic calls use location.
6324 (start_struct): Same.
6325 (finish_struct): Same.
6327 (build_enumerator): Same.
6328 (start_function): Same.
6329 (grokdeclarator): Make all diagnostic calls use location.
6330 (store_parm_decls_oldstyle): Same.
6331 * c-typeck.c (build_function_call): Add location argument.
6332 Make all diagnostic calls use location.
6334 (c_finish_bc_stmt): Same.
6335 * tree-nested.c (get_trampoline_type): Add argument.
6336 Pass location to build_decl.
6337 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6338 * rtl.h (RTL_LOCATION): New.
6339 * c-common.c (c_add_case_label): Add location argument.
6340 Make all diagnostic calls use location.
6341 * c-common.h: Add location argument to make_fname_decl, do_case,
6342 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6343 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6344 Set it appropriately for every case. Pass enum_loc to start_enum
6345 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6347 (c_parser_struct_or_union_specifier): Save location. Use it for
6348 start_struct, finish_struct, and parser_xref_tag.
6350 2009-06-12 Ian Lance Taylor <iant@google.com>
6352 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6354 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6355 cpp_opts->warn_cxx_operator_names.
6357 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6360 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6361 is returns NULL and OP is a VCE, look through the VCE.
6363 2009-06-12 Ian Lance Taylor <iant@google.com>
6366 * collect2.c (main): Use CONST_CAST2 in code inside #if
6367 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6369 2009-06-12 Joey Ye <joey.ye@intel.com>
6372 * cfgexpand.c (get_decl_align_unit): Update
6373 max_used_stack_slot_alignment with align instead of
6374 stack_alignment_needed.
6376 * function.c (assign_stack_local_1): Update
6377 max_used_stack_slot_alignment with alignment_in_bits instead
6378 of stack_alignment_needed.
6379 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6382 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6384 * dwarf2out.c (last_var_location_insn): New variable.
6385 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6386 (dwarf2out_var_location): Don't record anything after last real
6387 insn. Only change labels if there were any real instructions
6388 in between last note and this one, or if changed sections.
6390 2009-06-11 Richard Henderson <rth@redhat.com>
6392 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6393 note when storing the frame pointer in a register.
6394 (FRP): Don't redefine to nothing for epilogue.
6395 (alpha_expand_epilogue): Mark register and sp restores.
6396 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6398 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6399 when gen_lowpart is needed.
6401 2009-06-11 Richard Henderson <rth@redhat.com>
6403 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6405 * dwarf2out.c (need_data_align_sf_opcode): New.
6406 (div_data_align): Move earlier.
6407 (def_cfa_1, reg_save): Use it.
6409 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6411 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6412 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6413 (ix86_handle_option): Handle OPT_mcrc32.
6414 (ix86_target_string): Add -mcrc32.
6415 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6417 * config/i386/i386.h (TARGET_CRC32): New.
6419 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6420 (sse4_2_crc32di): Likewise.
6422 * config/i386/i386.opt (mcrc32): New.
6424 * doc/invoke.texi: Document -mcrc32.
6426 2009-06-11 Richard Henderson <rth@redhat.com>
6428 * common.opt (gdwarf-): Accept a version number.
6429 * doc/invoke.texi (gdwarf-): Update docs.
6430 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6431 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6432 version level, and record it.
6434 * dwarf2.h (DW_CIE_VERSION): Remove.
6435 * dwarf2out.c (DWARF_VERSION): Remove.
6436 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6437 (output_call_frame_info): Use CIE version 3 for dwarf3,
6438 or if the return register column is out of range for version 1.
6439 (dwarf_stack_op_name): Add all dwarf3 values.
6440 (DEBUG_PUBTYPES_SECTION): New.
6441 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6442 encoding change for dwarf3.
6443 (output_die) [dw_val_class_die_ref]: Likewise.
6444 (output_compilation_unit_header): Emit correct version for dwarf3.
6445 (output_line_info): Likewise.
6446 (output_pubnames): Update for DWARF_VERSION removal.
6447 (output_aranges): Likewise.
6448 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6449 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6450 (dwarf2out_finish): Likewise.
6452 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6454 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6457 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6460 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6461 * builtins.c (expand_builtin_unreachable): New function.
6462 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6463 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6464 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6466 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6467 searching for missing barriers.
6469 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6471 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6472 when -fprofile-generate* was passed.
6473 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6475 2009-06-11 Anthony Green <green@moxielogic.com>
6477 * config/moxie/moxie.md: Define length attribute for all instructions.
6479 (*b<cond:code>): Support limited branch ranges for new PC-relative
6480 branch instructions.
6481 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6483 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6485 * config/i386/i386.c (min_insn_size): Use get_attr_length
6486 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6489 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6490 instead of emit_insn_before.
6492 2009-06-10 Ian Lance Taylor <iant@google.com>
6495 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6498 2009-06-10 Revital Eres <eres@il.ibm.com>
6500 * passes.c (init_optimization_passes): Reschedule
6501 predictive-commoning pass before complete unroll pass.
6503 2009-06-10 Martin Jambor <mjambor@suse.cz>
6505 * cgraph.c (cgraph_node_can_be_local_p): New function.
6506 (cgraph_make_node_local): New function.
6507 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6508 (cgraph_make_node_local): Declare.
6510 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6512 * tree.h (tree_base): Add packed_flag and user_align fields.
6513 Decrease size of spare field.
6514 (TYPE_USER_ALIGN): Use user_align from tree_base.
6515 (DECL_USER_ALIGN): Likewise.
6516 (TYPE_PACKED): Use packed_flag from tree_base.
6517 (DECL_PACKED): Likewise.
6518 (tree_type): Delete packed_flag and user_align fields. Widen
6519 precision field. Widen mode field and shuffle fields to align
6520 mode on an 8-bit boundary.
6521 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6522 Renumber decl_flag_* fields. Fix comments. Widen
6523 decl_common_unused field.
6524 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6525 (DECL_EXTERNAL): Likewise.
6526 (DECL_BIT_FIELD): Likewise.
6527 (DECL_NONADDRESSABLE_P): Likewise.
6528 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6529 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6531 2009-06-10 Ian Lance Taylor <iant@google.com>
6533 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6534 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6535 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6536 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6537 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6538 DEF_VEC_ALLOC_FUNC_P.
6539 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6540 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6541 DEF_VEC_ALLOC_FUNC_O.
6542 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6543 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6544 DEF_VEC_ALLOC_FUNC_I.
6545 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6546 (vec_stack_p_reserve_exact_1): Declare.
6547 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6548 (vec_stack_free): Declare.
6549 (VEC_stack_alloc): Define.
6550 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6551 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6552 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6553 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6555 (stack_vecs): New static variable.
6556 (vec_stack_p_reserve_exact_1): New function.
6557 (vec_stack_o_reserve_1): New static function.
6558 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6559 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6560 (vec_stack_free): New function.
6561 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6562 (VEC_df_ref_stack_alloc): Define.
6563 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6564 DEF_VEC_ALLOC_P_STACK.
6565 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6566 (struct df_collection_rec): Change _vec fields to VEC. Remove
6568 (df_free_collection_rec): Adjust for new fields.
6569 (df_insn_rescan): Use new df_collection_rec fields.
6570 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6571 (df_ref_create_structure, df_ref_record): Likewise.
6572 (df_get_conditional_uses, df_get_call_refs): Likewise.
6573 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6574 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6575 (df_record_exit_block_uses, df_bb_verify): Likewise.
6576 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6577 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6578 Remove count parameter. Change return type to void. Change all
6580 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6581 Remove count parameter. Change return type to void. Change all
6583 (df_install_refs): Change old_vec parameter to VEC. Remove count
6584 parameter. Change all callers.
6585 (df_install_mws): Change old_vec parameter to VEC. Remove count
6586 parameter. Change all callers.
6587 (df_refs_verify): Change new_rec parameter to VEC. Change call
6589 (df_mws_verify): Likewise.
6591 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6593 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6595 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6597 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6599 2009-06-10 Anthony Green <green@moxielogic.com>
6601 * config/moxie/crti.asm: New file.
6602 * config/moxie/crtn.asm: New file.
6603 * config/moxie/moxie.c: New file.
6604 * config/moxie/moxie.h: New file.
6605 * config/moxie/sfp-machine.h: New file.
6606 * config/moxie/moxie-protos.h: New file.
6607 * config/moxie/t-moxie: Created.
6608 * config/moxie/t-moxie-softfp: Created.
6609 * config/moxie/moxie.md: Created.
6610 * config/moxie/constraints.md: Created.
6611 * config.gcc: Add moxie support.
6612 * doc/md.texi (Machine Constraints): Add moxie constraints.
6613 * doc/contrib.texi (Contributors): Mention moxie port.
6614 * doc/install.texi (Specific): Mention the moxie port.
6616 2009-06-09 Ian Lance Taylor <iant@google.com>
6618 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6620 * optabs.c (optab_table): Only use designated initializers if
6621 HAVE_DESIGNATED_INITIALIZERS is defined.
6622 (convert_optab_table): Likewise.
6623 (init_optabs): Always call init_insn_codes if
6624 HAVE_DESIGNATED_INITIALIZERS is not defined.
6626 2009-06-09 Ian Lance Taylor <iant@google.com>
6628 * targhooks.c (default_builtin_vectorized_function): Change fn
6629 parameter to unsigned int.
6630 (default_builtin_vectorized_conversion): Change code parameter to
6632 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6633 * targhooks.h: Update declarations.
6634 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6635 parameter to unsigned int.
6637 * c-typeck.c (comptypes_check_enum_int): New static function.
6638 (comptypes_internal): Add enum_and_int_p parameter. Change all
6640 (comp_target_types): Add location parameter. Change all callers.
6641 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6643 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6644 (build_conditional_expr): Add colon_loc parameter. Change all
6646 (convert_for_assignment): Add location parameter. Change all callers.
6647 * c-parser.c (c_parser_conditional_expression): Pass location of
6648 colon to build_conditional_expr.
6649 * c-tree.h (build_conditional_expr): Update declaration.
6651 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6653 * graphite.c: Revert previous patch.
6655 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6658 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6660 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6662 * tree-ssa-loop-prefetch.c
6663 (loop_prefetch_arrays): Fixed a portability problem in printf format
6666 2009-06-09 Martin Jambor <mjambor@suse.cz>
6668 PR tree-optimization/40351
6669 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6670 refrence to a potential artifical subaccess can be constructed.
6672 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6674 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6675 (sh_override_options): Likewise.
6676 * config/sh/sh.c: Include params.h.
6677 (sh_optimization_options): New.
6678 (sh_override_options): Likewise.
6679 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6680 (OVERRIDE_OPTIONS): Use sh_override_options.
6682 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6684 * dwarf2out.c (emit_cfa_remember): New variable.
6685 (add_fde_cfi): If emit_cfa_remember, recurse to add
6686 DW_CFA_remember_state first.
6687 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6688 instead just set emit_cfa_remember.
6690 2009-06-08 Jan Hubicka <jh@suse.cz>
6693 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6695 2009-06-08 Jan Hubicka <jh@suse.cz>
6698 * cgraphunit.c (save_inline_function_body): Do not copy transform
6699 hooks for saved inline bodies.
6700 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6703 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6705 * jump.c (returnjump_p): Handle delayed branches. Add missing
6708 2009-06-08 Jan Hubicka <jh@suse.cz>
6711 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6712 original node might've been modified.
6713 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6715 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6717 * tree-object-size.c (addr_object_size): Add OSI argument.
6718 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6719 (compute_builtin_object_size, expr_object_size): Adjust callers.
6720 (plus_stmt_object_size): Call addr_object_size instead of
6721 compute_builtin_object_size.
6723 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6724 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6726 * tree-ssa-loop-prefetch.c
6727 (gather_memory_references): Introduced a counter for the number of
6729 (anything_to_prefetch_p): Introduced a counter for the number of
6731 (is_loop_prefetching_profitable): New function with a cost model
6733 (loop_prefetch_arrays): Use the new cost model to determine if
6734 prefetching is profitable.
6735 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6736 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6737 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6738 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6739 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6740 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6742 2009-06-08 Michael Matz <matz@suse.de>
6745 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6746 partitions use the same.
6747 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6748 for basevars of SSA_NAMEs.
6749 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6750 to not expand them twice.
6751 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6754 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6756 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6757 (fdump-final-insns=, gtoggle): New.
6758 * doc/invoke.texi: Document them.
6759 * final.c (rest_of_clean_state): Dump final insn stream.
6760 * gcc.c (invoke_as): Hook in -fcompare-debug.
6761 (static_spec_functions): Add compare-debug-dump-opt,
6762 compare-debug-self-opt and compare-debug-auxbase-opt.
6763 (compare_debug, compare_debug_second, compare_debug_opt): New.
6764 (switches_debug_check, n_switches_debug_check): New.
6765 (debug_auxbase_opt, debug_check_temp_file): New.
6766 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6768 (do_self_spec): Handle arguments after switches.
6769 (do_spec_1): Add .gk extension to temp file basenames for compare.
6770 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6771 (cc1_options): Use it instead of normal auxbase computation for
6772 the second compare-debug compilation.
6773 (compare_files): New.
6774 (main): Set up and implement compare debug mode.
6775 (compare_debug_dump_opt_spec_function): New.
6776 (compare_debug_self_opt_spec_function): New.
6777 (compare_debug_auxbase_opt_spec_function): New.
6778 * toplev.c (process_options): Handle flag_gtoggle,
6779 flag_dump_final_insns.
6780 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6781 during -fcompare-debug-second compilation.
6783 2009-06-07 Ian Lance Taylor <iant@google.com>
6785 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6786 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6788 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6789 with no default node. Change warning with %H to warning_at.
6790 Don't clear warn_switch around case checking.
6791 * doc/invoke.texi (Warning Options): Clarify distinction between
6792 -Wswitch and -Wswitch-enum.
6794 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6796 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6798 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6800 * gbl-ctors.h: Add header guard.
6802 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6804 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6805 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6806 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6807 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6808 prototypes for removed functions.
6809 (expressions_equal_p): Move to ...
6810 * tree-ssa-sccvn.h: ... here and ...
6811 * matrix-reorg.c: ... adjust includes.
6813 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6815 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6817 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6819 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6820 (finish_function): Remove erroneous whitespace.
6822 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6824 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6825 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6827 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6829 * errors.c (internal_error): Commentary typo fix.
6830 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6831 * tree-ssa-pre.c: Ditto.
6833 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6835 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6836 them is supposed to hold actual statements.
6838 2009-06-06 Ian Lance Taylor <iant@google.com>
6840 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6841 empty statements can now have attributes.
6843 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6845 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6846 * config/mips/mips.md: Ditto.
6848 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6850 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6852 (__eabi_uconvert): Likewise.
6854 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6856 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6857 CFI_* definitions with IN_GCC.
6859 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6861 * xcoffout.h (xcoffout_source_line): Update prototype.
6863 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6865 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6866 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6868 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6871 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6872 inlined_function_outer_scope_p blocks for artificial inlines
6874 * tree.c (tree_nonartificial_location): Rewrite using
6875 block_nonartificial_location.
6877 2009-06-05 Revital Eres <eres@il.ibm.com>
6878 Leehod Baruch <leehod@il.ibm.com>
6880 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6881 (expand_expr_real_1): Remove comment.
6882 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6883 Vectorize misaligned access when the target supports it.
6884 (vect_supportable_dr_alignment): Check for unaligned access support.
6885 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6888 2009-06-05 Julian Brown <julian@codesourcery.com>
6890 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6891 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6893 2009-06-05 Richard Guenther <rguenther@suse.de>
6896 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6899 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6901 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6902 (save_gprs): Don't tell unwinder when a global register is saved.
6903 (s390_emit_epilogue): Emit needed epilogue unwind info.
6905 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6907 * dwarf2out.c (deferred_asm_name): New.
6908 (add_name_and_src_coords_attributes): Defer creation of
6909 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6911 (move_linkage_attr): New.
6912 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6915 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6917 * tree-nested.c (finalize_nesting_tree_1): Declare the
6918 frame_decl in the binding tree.
6920 2009-06-04 Cary Coutant <ccoutant@google.com>
6922 * basic-block.h (struct basic_block_def): Add discriminator field.
6923 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6925 * debug.c (do_nothing_debug_hooks): Add additional entry.
6926 (debug_nothing_int_charstar_int): New function.
6927 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6928 (debug_nothing_int_charstar_int): New declaration.
6929 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6930 discriminator value in .loc directive.
6931 * final.c (last_discriminator): New variable.
6932 (discriminator): New variable.
6933 (final_start_function): Initialize above variables, pass current
6934 discriminator to debug hook.
6935 (notice_source_line): Check for discriminator change.
6936 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6937 * sdbout.c (sdbout_source_line): New parameter.
6938 * tree-cfg.c (struct locus_discrim_map): New structure type.
6939 (discriminator_per_locus): New hash table.
6940 (build_gimple_cfg): Allocate and free discriminator hash table.
6941 (make_edges): Call assign_discriminator.
6942 (locus_map_hash): New function.
6943 (locus_map_eq): New function.
6944 (next_discriminator_for_locus): New function.
6945 (same_line_p): New function.
6946 (assign_discriminator): New function.
6947 (make_cond_expr_edges): Call assign_discriminator.
6948 (make_gimple_switch_edges): Likewise.
6949 (first_non_label_stmt): New function.
6950 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6952 * xcoffout.c (xcoffout_source_line): Add new parameter.
6954 * configure.ac (gcc_cv_as_discriminator): New configury check for
6955 gas support for discriminator.
6956 * configure: Regenerate.
6957 * config.in: Regenerate.
6959 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6961 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6962 val after checking for integers.
6964 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6966 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6968 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6969 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6970 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6971 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6972 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6973 X64_SSE_REGPARM_MAX.
6974 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6975 X64_SSE_REGPARM_MAX.
6977 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6979 * gcc.c (report_times_to_file): New.
6980 (execute): Implement it.
6981 (process_command): Support -time=.
6982 * doc/invoke.texi: Document it.
6984 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6986 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6987 that have value exprs.
6989 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6991 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6992 declarations for constants until...
6993 (dw2_output_indirect_constant_1): ... this point.
6995 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6998 * arm.md (arm_addsi3): Don't try to split an add with an
6999 eliminable register until after reload has completed.
7001 2009-06-03 Ian Lance Taylor <iant@google.com>
7003 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
7004 * genattrtab.c (write_length_unit_log): Likewise.
7005 * genchecksum.c (dosum): Likewise.
7006 * gengtype.c (write_rtx_next): Likewise.
7007 (finish_root_table, write_roots): Likewise.
7008 * gimple.c (gimple_ops_offset_): Likewise.
7009 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
7010 * config/arc/arc.c (arc_attribute_table): Likewise.
7011 * config/arm/arm.c (arm_attribute_table): Likewise.
7012 * config/avr/avr.c (avr_attribute_table): Likewise.
7013 * config/crx/crx.c (crx_attribute_table): Likewise.
7014 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
7015 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
7016 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
7017 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
7018 * config/sh/sh.c (sh_attribute_table): Likewise.
7019 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
7020 * config/spu/spu.c (spu_attribute_table): Likewise.
7021 * config/v850/v850.c (v850_attribute_table): Likewise.
7023 * config/alpha/alpha.c (vms_attribute_table): Make static.
7024 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7025 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7026 * config/mips/mips.c (mips_attribute_table): Likewise.
7028 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7030 (cc1-checksum.o): Likewise.
7032 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7034 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7036 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7038 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7039 insn if it is changing sp. Use gen_add3_insn instead of
7040 conditionally gen_addsi3 and gen_adddi3.
7041 (offset_below_red_zone_p): New static inline function.
7042 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7043 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7044 * config/rs6000/ppc-asm.h: Include auto-host.h.
7045 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7046 CFI_RESTORE): Define.
7047 * config/rs6000/crtresxgpr.asm: Add unwind info.
7048 * config/rs6000/crtresxfpr.asm: Likewise.
7049 * config/rs6000/crtresgpr.asm: Likewise.
7050 * config/rs6000/crtresfpr.asm: Likewise.
7051 * config/rs6000/crtsavgpr.asm: Likewise.
7052 * config/rs6000/crtsavfpr.asm: Likewise.
7054 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7055 argument of DWARF2_FRAME_REG_OUT macros.
7057 2009-06-03 Julian Brown <julian@codesourcery.com>
7059 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7060 words or less (including TImode) in core registers.
7062 2009-06-03 Richard Guenther <rguenther@suse.de>
7065 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7067 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7069 * statistics.c (statistics_counter_event): Do not record event
7070 in pass dump if its number == -1.
7071 (curr_statistics_hash): Add assert that we never get passes
7072 with static number == -1.
7074 2009-06-03 Richard Guenther <rguenther@suse.de>
7075 Andrey Belevantsev <abel@ispras.ru>
7077 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7078 non-BLKmode arrays addressable.
7080 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7082 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7083 * config/m68k/m68k.h: ... here.
7084 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7087 2009-06-03 Martin Jambor <mjambor@suse.cz>
7089 PR tree-optimization/40323
7090 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7093 2009-06-03 Richard Guenther <rguenther@suse.de>
7095 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7098 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7100 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7101 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7102 JUMP_TABLE_DATA_P where applicable.
7103 * config/sh/sh.c: Ditto.
7104 * config/sh/sh.h: Ditto.
7105 * config/sh/sh.md: Ditto.
7106 * config/sh/symbian.c: Ditto.
7108 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7110 * config/i386/driver-i386.c (describe_cache): Optimize
7111 concatenation of strings. Use snprintf instead of sprintf.
7112 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7113 target when not compiling with GCC.
7115 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7117 * config/sh/sh.c: Revert last change.
7118 (sh_expand_epilogue): Emit a blockage insn before the frame
7119 pointer adjustment unconditionally.
7121 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7123 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7124 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7125 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7126 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7127 to COLLECT_GCC_OPTIONS.
7129 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7131 * collect2.c (target_system_root): New variable.
7132 (main): Handle --sysroot=.
7133 (ignore_library): Strip the sysroot from the library path.
7135 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7137 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7138 (collect2.o): Depend on collect2-aix.h.
7139 (collect2-aix.o): New rule.
7140 * collect2-aix.h: New file.
7141 * collect2-aix.c: Likewise.
7142 * collect2.c: Include collect2-aix.h. Don't undefine
7143 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7144 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7145 Use TARGET_AIX_VERSION instead of _AIX51.
7146 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7147 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7148 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7149 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7150 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7152 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7154 * collect2.c (ignore_library): Avoid premature post-increment
7157 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7159 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7160 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7161 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7162 CROSS_DIRECTORY_STRUCTURE too.
7163 (LINK_LIBG_SPEC): Likewise.
7164 (LIB_SPEC): Add %R to sysroot paths.
7165 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7166 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7167 * config/rs6000/aix51.h: As for aix43.h.
7168 * config/rs6000/aix52.h: Likewise.
7169 * config/rs6000/aix53.h: Likewise.
7170 * config/rs6000/aix61.h: Likewise.
7171 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7172 to the beginning of sysroot paths.
7174 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7176 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7177 INSN_LISTs that are out of the REG_NOTE range.
7179 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7181 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7182 (struct var_to_expand): Likewise.
7183 (struct opt_info): Add head and tail for linked lists of the above.
7184 (analyze_insn_to_expand_var): Initialize next.
7185 (analyze_iv_to_split_insn): Likewise.
7186 (analyze_insns_in_loop): Create linked lists.
7187 (allocate_basic_variable): Simplify for use without hash table.
7188 (insert_var_expansion_initialization): Likewise, make it type-safer.
7189 (combine_var_copies_in_loop_exit): Likewise.
7190 (apply_opt_in_copies): Walk lists rather than hash tables.
7191 (release_var_copies): Simplified and inlined by hand into...
7192 (free_opt_info): ... this function.
7194 2009-06-02 Richard Guenther <rguenther@suse.de>
7196 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7199 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7201 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7202 only for builtins that are not overridden.
7204 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7206 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7209 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7211 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7213 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7215 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7217 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7219 * common.opt (fdump-unnumbered-links): New.
7220 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7221 * print-rtl.c (flag_dump_unnumbered_links): New.
7222 (print_rtx): Test it.
7224 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7226 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7227 push/pop multiple to 8-byte alignment.
7229 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7231 * config/i386/i386.c (queued_cfa_restores): New static variable.
7232 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7234 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7235 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7236 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7237 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7238 note unconditionally.
7239 (ix86_emit_restore_regs_using_mov): Likewise.
7240 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7241 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7242 it through to ix86_emit_restore_reg_using_pop.
7243 (ix86_emit_leave): Add RED_OFFSET argument. Call
7244 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7245 instead of adding REG_CFA_OFFSET note unconditionally.
7246 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7247 the above functions. Call ix86_add_queued_cfa_restore_notes when
7250 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7251 force output of the label even for dwarf2out_do_cfi_asm.
7252 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7253 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7254 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7256 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7257 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7258 dwarf2out_cfi_label callers.
7259 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7260 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7261 Adjust dwarf2out_cfi_label callers.
7262 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7264 * config/i386/i386.h (struct machine_cfa_state,
7265 struct machine_function): Guard with ifndef USED_FOR_TARGET
7266 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7269 * emutls.c (__emutls_get_address): Change arr->size to mean number
7270 of allocated arr->data entries instead of # of slots + 1.
7273 * recog.c (peep2_reinit_state): New function.
7274 (peephole2_init_state): Use it at the end of a basic block and also
7275 when seeing a RTX_FRAME_RELATED_P insn.
7277 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7279 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7280 fixuns_truncrfdi2): New.
7281 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7282 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7283 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7284 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7285 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7286 *recip_approx): Remove.
7287 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7288 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7289 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7291 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7294 2009-06-01 Ian Lance Taylor <iant@google.com>
7296 * attribs.c (register_attribute): Use CONST_CAST.
7297 * collect2.c (main): Use CONST_CAST2.
7298 (scan_prog_file): Likewise.
7299 * gcc.c (process_command, main): Likewise.
7300 * toplev.c (toplev_main): Likewise.
7302 * c-typeck.c (handle_warn_cast_qual): New static function,
7303 partially broken out of build_c_cast.
7304 (build_c_cast): Call handle_warn_cast_qual.
7305 * doc/invoke.texi (Warning Options): Document new effect of
7308 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7310 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7311 (diagnostic_report_current_module): Print columns.
7312 * common.opt (flag_show_column): Enable by default.
7314 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7316 * alias.c (find_base_term): Check for NULL term before returning.
7318 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7320 Revert due to PR40320:
7321 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7322 * calls.c (emit_library_call_value_1): Don't force_operand for move
7325 2009-06-01 Olivier Hainque <hainque@adacore.com>
7326 Eric Botcazou <ebotcazou@adacore.com>
7328 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7329 to be processed as a bitfield for constructor output purposes.
7330 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7332 * varasm.c (oc_local_state): New type, output_constructor
7333 local state to support communication with helpers.
7334 (oc_outer_state): New type, output_constructor outer state of
7335 relevance in recursive calls.
7336 (output_constructor_array_range): New output_constructor helper,
7337 extracted code for an array range element.
7338 (output_constructor_regular_field): New output_constructor helper,
7339 extracted code for an element that is not a bitfield.
7340 (output_constructor_bitfield): New output_constructor helper,
7341 extracted code for a bitfield element. Accept an OUTER state
7342 argument for recursive processing. Recurse on record or array
7343 CONSTRUCTOR values, possibly past noop conversions.
7344 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7345 VALUE is a valid constant-valued expression for use in a static
7346 bit-field initializer.
7347 (output_constructor): Rework to use helpers. Accept and honor an
7348 OUTER state argument for recursive calls. Return total size. Be
7349 prepared for nested constructors initializing bitfields.
7350 (output_constant): Feed OUTER in calls to output_constructor.
7352 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7354 * calls.c (emit_library_call_value_1): Don't force_operand for move
7357 2009-06-01 Nick Clifton <nickc@redhat.com>
7359 * doc/invoke.texi (IA-64 Options): Fix typo.
7361 2009-06-01 Ira Rosen <irar@il.ibm.com>
7363 PR tree-optimization/39129
7364 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7366 (vect_do_peeling_for_loop_bound): Use
7367 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7368 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7369 (vect_loop_versioning): Likewise.
7370 (vect_create_cond_for_alias_checks): Fix indentation.
7371 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7373 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7374 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7375 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7376 "control flow in loop".
7377 (vect_estimate_min_profitable_iters): Use
7378 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7379 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7380 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7381 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7382 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7383 statement belongs to a group of strided accesses with the exact code
7385 (vectorizable_load): Likewise.
7386 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7387 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7389 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7391 * config/freebsd-stdint.h: New file.
7392 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7393 Add freebsd-stdint.h to tm_file.
7395 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7397 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7398 (thumb2_extendhidi2): Likewise.
7400 2009-05-31 Ian Lance Taylor <iant@google.com>
7402 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7404 2009-05-31 Ian Lance Taylor <iant@google.com>
7406 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7407 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7408 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7410 2009-05-31 Jason Merrill <jason@redhat.com>
7412 * tree-pretty-print.c (print_call_name): Take the callee, not the
7413 call itself. Make non-static. Use dump_function_name for functions.
7414 (dump_generic_node): Adjust.
7415 * diagnostic.h: Declare print_call_name.
7416 * gimple-pretty-print.c (dump_gimple_call): Use it.
7418 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7420 * config/sh/sh.md (ashldi3_std): New define_expand.
7423 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7426 * config/sh/sh.c: Include debug.h.
7427 (sh_expand_epilogue): Emit a blockage insn before the frame
7428 pointer adjustment also when dwarf2out_do_frame returns true.
7430 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7432 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7433 (thumb2_extendqidi2): New pattern.
7435 2009-05-31 Ira Rosen <irar@il.ibm.com>
7437 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7438 mark phis for renaming.
7439 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7440 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7441 Call mark_sym_for_renaming.
7442 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7443 * tree-vect-loop.c (vect_transform_loop): Remove
7444 vect_memsyms_to_rename initialization and a call to
7445 mark_set_for_renaming.
7447 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7450 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7451 frame related even if !set_cfa && style < 0.
7453 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7455 * config/i386/mingw-tls.c: New file.
7456 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7457 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7458 defining _WIN32 but not __CYGWIN__.
7460 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7462 * configure.ac: Add MPC support.
7464 * config.in, configure: Regenerate.
7466 2009-05-29 Richard Henderson <rth@redhat.com>
7468 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7469 NOTE_INSN_BASIC_BLOCK.
7470 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7471 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7472 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7474 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7476 (add_cfi): Disable check redefining cfa away from drap.
7477 (lookup_cfa_1): Add remember argument; handle remember/restore.
7478 (lookup_cfa): Pass remember argument.
7479 (cfa_remember): New.
7480 (compute_barrier_args_size_1): Remove sibcall check.
7481 (dwarf2out_frame_debug_def_cfa): New.
7482 (dwarf2out_frame_debug_adjust_cfa): New.
7483 (dwarf2out_frame_debug_cfa_offset): New.
7484 (dwarf2out_frame_debug_cfa_register): New.
7485 (dwarf2out_frame_debug_cfa_restore): New.
7486 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7487 (dwarf2out_begin_epilogue): New.
7488 (dwarf2out_frame_debug_restore_state): New.
7489 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7490 DW_CFA_restore_state.
7491 (output_cfi_directive): Likewise.
7492 (convert_cfa_to_fb_loc_list): Likewise.
7493 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7494 * dwarf2out.h: Update.
7495 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7496 (copy_insn_1): Early out for null.
7497 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7498 and dwarf2out_frame_debug_restore_state.
7499 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7500 (prologue_insn_hash, epilogue_insn_hash): New.
7501 (free_after_compilation): Adjust freeing accordingly.
7502 (record_insns): Create hash table if needed; push insns into
7503 hash instead of array.
7504 (maybe_copy_epilogue_insn): New.
7505 (contains): Search hash table instead of array.
7506 (sibcall_epilogue_contains): Remove.
7507 (thread_prologue_and_epilogue_insns): Split eh_return insns
7508 and mark them as epilogues.
7509 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7510 scanning in terms of basic blocks.
7511 * insn-notes.def (CFA_RESTORE_STATE): New.
7512 * jump.c (returnjump_p_1): Accept EH_RETURN.
7513 (eh_returnjump_p_1, eh_returnjump_p): New.
7514 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7515 CFA_REGISTER, CFA_RESTORE): New.
7516 * rtl.def (EH_RETURN): New.
7517 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7519 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7520 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7522 * config/i386/i386.c (gen_push): Update cfa state.
7523 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7524 add a CFA_ADJUST_CFA note.
7525 (ix86_dwarf_handle_frame_unspec): Remove.
7526 (ix86_expand_prologue): Update cfa state.
7527 (ix86_emit_restore_reg_using_pop): New.
7528 (ix86_emit_restore_regs_using_pop): New.
7529 (ix86_emit_leave): New.
7530 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7531 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7532 * config/i386/i386.h (struct machine_cfa_state): New.
7533 (ix86_cfa_state): New.
7534 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7535 (eh_return_internal): Merge from eh_return_<mode>,
7536 use eh_return rtx, split w/ epilogue.
7538 2009-05-29 Ian Lance Taylor <iant@google.com>
7540 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7542 * calls.c (emit_library_call_value_1): Likewise.
7544 * c-typeck.c (c_build_va_arg): New function.
7545 * c-tree.h (c_build_va_arg): Declare.
7546 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7547 instead of build_va_arg.
7549 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7551 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7552 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7553 (ptr_difference_cost): Use affine combinations to compute it.
7554 (difference_cost): Likewise.
7555 (get_computation_cost_at): Compute more accurate cost for addresses
7556 if the ratio is a multiplier allowed in addresses.
7557 For non-addresses, consider that an additional offset or symbol is
7560 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7562 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7563 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7565 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7566 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7567 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7569 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7570 to 1 for TYPE_SSE{IADD1,CVT1}.
7571 (prefix_vex_imm8): Removed.
7572 (length_vex): Only pass 1 as second argument to
7573 ix86_attr_length_vex_default if prefix_extra is 0.
7574 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7575 (length): For prefix vex computation use length_immediate
7576 attribute instead of prefix_vex_imm8.
7577 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7578 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7579 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7580 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7581 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7582 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7583 a space in between the operands.
7584 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7585 if one operand is 0xff and the other one si, di, bp or sp.
7586 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7587 other one si, di, bp or sp.
7588 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7589 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7590 type and mode attributes.
7591 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7592 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7593 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7594 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7595 prefix_data16 attribute iff MODE_DF.
7596 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7597 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7598 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7599 constm128_operand in length_immediate computation.
7600 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7601 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7602 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7603 length_immediate attribute to 1.
7604 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7605 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7606 for certain alternatives.
7607 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7608 prefix_data16 attribute if MODE_V1DF.
7609 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7610 length_immediate to 1.
7611 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7612 length_address to 4, set mode attribute to MODE_DI.
7613 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7614 (fxam<mode>2_i387): Set length attribute to 4.
7615 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7616 *prefetch_3dnow_rex): Override length_address attribute.
7617 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7619 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7620 (constm128_operand): Removed.
7621 * config/i386/i386.c (memory_address_length): For
7622 disp && !index && !base in 64-bit mode account for SIB byte if
7623 print_operand_address can't optimize disp32 into disp32(%rip)
7624 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7625 for fs: or gs: segment.
7626 (ix86_attr_length_immediate_default): When checking if shortform
7627 is possible, truncate immediate to the length of the non-shortened
7629 (ix86_attr_length_address_default): Ignore MEM_P operands
7631 (ix86_attr_length_vex_default): Only check for DImode on
7632 GENERAL_REG_P operands.
7633 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7634 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7635 (sse_cvttps2pi): Clear prefix_rep attribute.
7636 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7638 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7639 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7640 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7641 iff operand 2 is const_int_operand.
7642 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7643 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7644 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7646 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7648 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7649 prefix_data16 attribute for movlpd and movhpd instructions.
7650 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7651 length_immediate for shufpd instruction.
7652 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7653 (avx_cmpp<avxmodesuffixf2c><mode>3,
7654 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7655 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7656 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7657 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7658 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7659 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7660 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7661 prefix_data16 attribute for the first alternative to 1.
7662 (*avx_loadlps): Override length_immediate for the first alternative.
7663 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7664 attributes for second alternative.
7665 (*vec_concatv2sf_sse4_1): Override length_immediate and
7666 prefix_data16 attributes for second alternative.
7667 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7668 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7669 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7670 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7671 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7672 prefix_data16 and length_immediate to 1.
7673 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7675 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7676 prefix_extra attribute for variants that don't have 0f prefix alone.
7677 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7678 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7679 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7680 *sse4_1_pextrd): Set length_immediate to 1.
7681 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7682 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7684 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7685 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7686 length_immediate to 1 for second alternative.
7687 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7688 prefix_extra and length_immediate attributes for the first
7690 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7692 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7693 to 1 for the first and third alternative.
7694 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7696 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7698 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7700 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7701 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7702 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7703 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7704 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7705 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7706 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7707 ssse3_psign<mode>3): Override prefix_rex attribute.
7708 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7709 (ssse3_palignrti): Override length_immediate to 1.
7710 (ssse3_palignrdi): Override length_immediate to 1, override
7711 prefix_rex attribute.
7712 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7713 (sse4a_extrqi): Override length_immediate to 2.
7714 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7715 (sse4a_insertq): Override prefix_data16 to 0.
7716 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7717 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7718 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7719 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7720 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7721 and length_immediate to 1.
7722 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7723 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7724 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7725 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7726 and length_immediate to 1.
7727 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7728 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7729 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7730 avx_ptest256): Override prefix_extra to 1.
7731 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7732 Override prefix_data16 and length_immediate to 1.
7733 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7734 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7735 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7736 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7737 prefix_data16 to 0 and prefix_extra to 2.
7738 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7739 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7741 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7742 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7743 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7744 and prefix_extra to 2.
7745 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7746 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7747 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7748 avx_vpermilvar<mode>3,
7749 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7750 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7751 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7752 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7753 Override prefix_extra to 1.
7754 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7755 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7756 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7757 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7758 prefix_extra and length_immediate to 1.
7759 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7761 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7762 to 1 for the first alternative.
7763 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7764 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7766 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7767 *movv2sf_internal_avx, *movv2sf_internal): Override
7768 prefix_rep attribute for certain alternatives.
7769 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7770 attributes for certain alternatives.
7771 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7772 attributes for certain alternatives.
7773 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7774 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7775 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7776 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7777 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7778 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7779 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7780 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7781 length_immediate to 1 if operand 2 is const_int_operand.
7782 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7783 *vec_extractv2si_1): Set length_immediate attribute to 1.
7784 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7785 using old 3DNOW insn rather than SSE/3DNOW_A.
7786 (mmx_emms, mmx_femms): Clear modrm attribute.
7788 2009-05-29 Martin Jambor <mjambor@suse.cz>
7790 * tree-sra.c: New implementation of SRA.
7792 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7793 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7794 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7795 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7796 (SRA_MAX_STRUCTURE_COUNT): Removed.
7797 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7798 * doc/invoke.texi (sra-max-structure-size): Removed.
7799 (sra-field-structure-ratio): Removed.
7801 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7804 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7807 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7809 PR rtl-optimization/40101
7810 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7811 seqno. Adjust comment.
7812 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7813 inserting bookkeeping before a jump, the jump is not scheduled.
7814 When no positive seqno found, provide a value. Add comment.
7816 2009-05-29 Richard Guenther <rguenther@suse.de>
7818 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7819 short-cutting on the first component.
7821 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7824 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7825 for trees other than decls/types.
7827 2009-05-29 Richard Guenther <rguenther@suse.de>
7829 * tree-ssa-operands.c (get_expr_operands): Do not handle
7830 INDIRECT_REFs in the handled-component case. Remove
7831 unused get_ref_base_and_extent case.
7832 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7833 tree_low_cst and host_integerp where possible.
7834 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7835 codes for equivalence.
7836 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7838 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7840 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7841 to tmake_file for i[34567]86-*-cygwin*.
7843 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7846 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7847 (altivec_categorize_keyword, init_vector_keywords,
7848 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7851 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7853 * tree.c (handle_dll_attribute): Check if node is
7854 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7856 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7858 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7860 (thumb2_zero_extendqidi2): Likewise.
7862 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7864 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7865 instead of gen_movrt.
7866 * config/sh/sh.md (movrt): Remove.
7868 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7870 * doc/invoke.texi (IA-64 Options):
7871 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7872 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7873 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7874 -msched-prefer-non-control-spec-insns,
7875 -msched-stop-bits-after-every-cycle,
7876 -msched-count-spec-in-critical-path,
7877 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7878 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7879 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7880 and -msched-spec-verbose.
7882 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7884 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7885 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7887 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7889 2009-05-28 Richard Guenther <rguenther@suse.de>
7891 * tree-ssa-alias.c (ao_ref_init): New function.
7892 (ao_ref_base): Likewise.
7893 (ao_ref_base_alias_set): Likewise.
7894 (ao_ref_alias_set): Likewise.
7895 (refs_may_alias_p_1): Change signature.
7896 (refs_may_alias_p): Adjust.
7897 (refs_anti_dependent_p): Likewise.
7898 (refs_output_dependent_p): Likewise.
7899 (call_may_clobber_ref_p_1): Change signature.
7900 (call_may_clobber_ref_p): Adjust.
7901 (stmt_may_clobber_ref_p_1): New function split out from ...
7902 (stmt_may_clobber_ref_p): ... here.
7903 (maybe_skip_until): Adjust signature.
7904 (get_continuation_for_phi): Likewise.
7905 (walk_non_aliased_vuses): Likewise.
7906 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7907 (ao_ref_init): Declare.
7908 (ao_ref_base): Likewise.
7909 (ao_ref_alias_set): Likewise.
7910 (stmt_may_clobber_ref_p_1): Likewise.
7911 (walk_non_aliased_vuses): Adjust.
7912 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7913 (get_ref_from_reference_ops): remove.
7914 (vn_reference_lookup_2): Adjust signature.
7915 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7916 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7917 (vn_reference_lookup): Adjust.
7918 (vn_reference_insert): Likewise.
7919 (vn_reference_insert_pieces): Adjust signature.
7920 (visit_reference_op_call): Adjust.
7921 * tree-ssa-pre.c (get_expr_type): Simplify.
7922 (phi_translate_1): Adjust.
7923 (compute_avail): Likewise.
7924 (translate_vuse_through_block): Do not re-build trees.
7925 (value_dies_in_block_x): Likewise.
7926 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7928 (vn_reference_lookup_pieces): Adjust declaration.
7929 (vn_reference_insert_pieces): Likewise.
7931 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7933 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7934 with checking disabled.
7936 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7940 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7941 macro definition for support of three-operand format aligned
7942 .comm directive in assembler on cygwin/pe/mingw target OS.
7943 * configure: Regenerate.
7944 * config.h: Regenerate.
7946 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7947 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7948 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7950 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7951 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7953 2009-05-28 Ira Rosen <irar@il.ibm.com>
7955 PR tree-optimization/40254
7956 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7957 in analysis of basic blocks.
7959 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7962 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7963 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7964 (TARGET_INITIALIZER): Use it.
7965 * cse.c (CHEAPER): Move it up to the other macros.
7966 (insert): Rename this ...
7967 (insert_with_costs): ... to this. Add cost parameters. Update
7969 (insert): New function. Call insert_with_costs.
7970 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7971 find_reg_offset_for_const, try_const_anchors): New functions.
7972 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7973 when using a const-anchor. Call insert_const_anchors.
7974 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7975 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7977 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7979 * tree-inline.c (remap_decls): Enable nonlocalized variables
7980 when not optimizing.
7982 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7984 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7985 Simplify other tests involving optimize.
7987 2009-05-27 Tom Tromey <tromey@redhat.com>
7989 * unwind-dw2.c (_Unwind_DebugHook): New function.
7990 (uw_install_context): Call _Unwind_DebugHook.
7992 2009-05-27 Tom Tromey <tromey@redhat.com>
7994 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7996 2009-05-27 Ian Lance Taylor <iant@google.com>
7998 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7999 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
8000 (ALL_LINKERFLAGS): Define.
8001 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
8002 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8003 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
8004 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8005 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
8006 $(LINKER_FOR_BUILD).
8007 (build/gcov-iov$(build_exeext)): Likewise.
8009 2009-05-27 Julian Brown <julian@codesourcery.com>
8011 * gcse.c (target.h): Include.
8012 (can_assign_to_reg_without_clobbers_p): Check that the target allows
8013 copy of argument to a pseudo register.
8015 2009-05-27 Diego Novillo <dnovillo@google.com>
8017 * tree-ssa-live.c (dump_scope_block): Document arguments.
8018 (dump_scope_blocks): Document.
8019 (debug_scope_blocks): New.
8020 * tree-flow.h (debug_scope_blocks): Declare.
8022 2009-05-21 Denis Chertykov <denisc@overta.ru>
8024 * doc/contrib.texi (Contributors): Add myself to the list.
8026 2009-05-27 Olivier Hainque <hainque@adacore.com>
8028 * expr.c (target_align): New function. Alignment the TARGET of an
8029 assignment may be assume to have.
8030 (highest_pow2_factor_for_target): Use it instead of relying on
8031 immediate tree attributes of TARGET, not necessarily honored when
8032 intermediate bitfields are involved.
8034 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8037 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8038 AVX, SSE4, AES, PCLMUL and POPCNT.
8040 2009-05-27 Diego Novillo <dnovillo@google.com>
8042 * tree-pretty-print.c (dump_location): New.
8043 (dump_generic_node): Call it.
8044 Factor code to handle BLOCK nodes ...
8045 (dump_block_node): ... here.
8047 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8049 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8051 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8053 * gcc-plugin.h: Include config.h and system.h.
8054 (IN_GCC): Define if not defined.
8056 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8059 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8062 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8064 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8066 * config/m32r/m32r.h: Ditto.
8067 * config/m32r/m32r.md: Ditto.
8068 * config/m32r/predicates.md: Ditto.
8070 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8072 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8074 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8077 (Loading plugins): typo.
8078 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8079 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8080 (Interacting with the GCC Garbage Collector): Added new section.
8081 (Giving information about a plugin): Added new section for
8083 * ggc.h (ggc_register_root_tab): Added declaration.
8084 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8085 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8086 (register_callback): Improved comment in declaration.
8087 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8088 (extra_root_vec) Added static variable for dynamic roots registration.
8089 (ggc_register_root_tab) Added new routine.
8090 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8091 PLUGIN_GGC_MARKING event.
8092 * ggc-zone.c: Include plugin.h.
8093 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8094 * ggc-page.c: Include plugin.h.
8095 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8096 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8097 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8098 (register_callback): check lack of callbacks for
8099 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8100 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8101 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8102 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8103 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8104 dependency on plugin.h.
8105 (plugin.o): Added dependency on ggc.h...
8107 2009-05-26 Richard Guenther <rguenther@suse.de>
8111 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8112 with mismatched comparison modes.
8114 * expr.c (expand_expr_real_1): Expand the operand of a
8115 VIEW_CONVERT_EXPR in its natural mode.
8117 2009-05-26 Ian Lance Taylor <iant@google.com>
8119 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8120 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8121 (ALL_COMPILERFLAGS): Define.
8122 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8123 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8124 (collect2$(exeext), collect2.o): Likewise.
8125 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8126 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8127 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8128 (libbackend.o, intl.o, cppdefault.o): Likewise.
8129 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8130 (build/%.o): Use $(COMPILER_FOR_BUILD).
8131 (build/gen%$(build_exeext)): Likewise.
8132 (build/gcov-iov$(build_exeext)): LIkewise.
8133 * config/t-darwin (darwin.o): Use $(COMPILER).
8134 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8135 * config/t-sol2 (sol2-c.o): Likewise.
8137 * config/t-vxworks (vxworks.o): Likewise.
8138 * config/x-darwin (host-darwin.o): Likewise.
8139 * config/x-hpux (host-hpux.o): Likewise.
8140 * config/x-linux (host-linux.o): Likewise.
8141 * config/x-solaris (host-solaris.o): Likewise.
8142 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8143 * config/arm/t-arm (arm-c.o): Likewise.
8144 * config/arm/t-pe (pe.o): Likewise.
8145 * config/arm/t-wince-pe (pe.o): Likewise.
8146 * config/i386/t-cygming (winnt.o): Likewise.
8147 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8148 * config/i386/t-cygwin (cygwin1.o): Likewise.
8149 (cygwin2.o): Likewise.
8150 * config/i386/t-i386 (i386-c.o): Likewise.
8151 * config/i386/t-interix (winnt.o): Likewise.
8152 * config/i386/t-netware (netware.o): Likewise.
8153 * config/i386/t-nwld (nwld.o): Likewise.
8154 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8155 * config/i386/x-i386 (driver-i386.o): Likewise.
8156 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8157 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8158 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8159 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8160 * config/mips/x-native (driver-native.o): Likewise.
8161 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8162 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8163 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8164 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8165 * config/score/t-score-elf (score7.o): Likewise.
8166 (score3.o): Likewise.
8167 * config/sh/t-sh (sh-c.o): Likewise.
8168 * config/sh/t-symbian (sh-c.o): Likewise.
8169 (symbian.o): Likewise.
8170 * config/spu/t-spu-elf (spu-c.o): Likewise.
8171 * config/v850/t-v850 (v850-c.o): Likewise.
8172 * config/v850/t-v850e (v850-c.o): Likewise.
8174 2009-05-26 Richard Guenther <rguenther@suse.de>
8176 PR tree-optimization/40122
8177 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8178 VECTOR_CSTs if possible.
8179 (fold_gimple_assign): Likewise.
8181 2009-05-26 Richard Guenther <rguenther@suse.de>
8184 * fold-const.c (fold_binary): Use the correct types for building
8187 2009-05-26 Richard Guenther <rguenther@suse.de>
8189 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8190 redundant calls to merge_alias_info.
8191 (bump_vector_ptr): Likewise.
8192 * tree-ssa-copy.c (merge_alias_info): Remove.
8193 (replace_exp_1): Remove call to merge_alias_info.
8194 (propagate_tree_value): Likewise.
8195 (fini_copy_prop): Propagate points-to info.
8196 * tree-flow.h (merge_alias_info): Remove.
8198 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8200 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8202 2009-05-25 Jan Hubicka <jh@suse.cz>
8204 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8205 * cgraph.h (struct inline_summary): New filed self_wize,
8206 size_inlining_benefit, self_time and time_inlining_benefit.
8207 (struct cgraph_global_info): Replace insns by time ans size fields.
8208 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8209 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8210 (ipcp_update_callgraph): Do not touch function bodies.
8211 * ipa-inline.c: Include except.h
8212 (MAX_TIME): New constant.
8213 (overall_insns): Remove.
8215 (overall_size, max_benefit): New static variables.
8216 (cgraph_estimate_time_after_inlining): New function.
8217 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8218 (cgraph_clone_inlined_nodes): Update size.
8219 (cgraph_mark_inline_edge): Update size.
8220 (cgraph_estimate_growth): Use size info.
8221 (cgraph_check_inline_limits): Check size.
8222 (cgraph_default_inline_p): Likewise.
8223 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8224 (cgraph_decide_recursive_inlining): Check size.
8225 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8227 (cgraph_decide_inlining): Likewise.
8228 (cgraph_decide_inlining_incrementally): Likewise; honor
8229 PARAM_EARLY_INLINING_INSNS.
8230 (likely_eliminated_by_inlining_p): New predicate.
8231 (estimate_function_body_sizes): New function.
8232 (compute_inline_parameters): Use it.
8233 * except.c (must_not_throw_labels): New function.
8234 * except.h (must_not_throw_labels): Declare.
8235 * tree-inline.c (init_inline_once): Kill inlining_weigths
8236 * tree-ssa-structalias.c: Avoid uninitialized warning.
8237 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8238 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8239 (PARAM_INLINE_CALL_COST): Remove.
8240 (PARAM_EARLY_INLINING_INSNS): New.
8242 2009-05-25 Richard Guenther <rguenther@suse.de>
8244 PR tree-optimization/36327
8245 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8246 callback for reference translation or lookup at the point of may-defs.
8247 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8248 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8249 for union COMPONENT_REFs.
8250 (vn_reference_lookup_3): New callback. Lookup from memset
8251 and CONSTRUCTOR assignment, translate through struct copies.
8252 (vn_reference_lookup_pieces): Make sure to not free the
8253 passed operands array. Adjust walk_non_aliased_vuses call.
8254 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8255 make sure we do not leak memory.
8257 2009-05-25 Richard Guenther <rguenther@suse.de>
8259 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8260 * tree-inline.c (expand_call_inline): Reset the escaped and
8262 * tree-ssa-structalias.c (pass_build_ealias): New.
8263 * tree-pass.h (pass_build_ealias): Declare.
8264 * passes.c (init_optimization_passes): Add PTA during
8265 early optimizations.
8266 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8267 and CALLUSED solutions.
8268 (dump_points_to_solution): New function, split out from ...
8269 (dump_points_to_info_for): ... here.
8270 * tree-parloops.c (parallelize_loops): Reset the escaped and
8273 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8276 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8277 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8279 2009-05-25 Ira Rosen <irar@il.ibm.com>
8281 PR tree-optimization/40238
8282 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8283 statements after basic block's labels.
8284 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8285 to free the allocated memory.
8287 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8289 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8290 return address with a USE.
8292 2009-05-24 Richard Guenther <rguenther@suse.de>
8295 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8296 array type from the main variant of the inner type.
8298 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8300 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8301 definition to bool (from int) to un-break build.
8302 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8304 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8306 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8307 discard_stmt_changes): Delete.
8308 * tree-ssa-operands.c (scb_stack): Delete.
8309 (init_ssa_operands): Do not initialize it.
8310 (fini_ssa_operands): Do not free it.
8311 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8313 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8314 update_stmt, remove the others. Fix comments.
8315 * tree-dfa.c (optimize_stack_restore): Likewise.
8316 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8317 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8318 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8319 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8321 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8322 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8323 (dom_opt_finalize_block): Likewise, adjusting access to
8325 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8326 (stmts_to_rescan): Change item type to gimple.
8327 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8329 2009-05-24 Ira Rosen <irar@il.ibm.com>
8331 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8332 * tree-pass.h (pass_slp_vectorize): New pass.
8333 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8334 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8335 * tree-vectorizer.c (timevar.h): Include.
8336 (user_vect_verbosity_level): Declare.
8337 (vect_location): Fix comment.
8338 (vect_set_verbosity_level): Update user_vect_verbosity_level
8339 instead of vect_verbosity_level.
8340 (vect_set_dump_settings): Add an argument. Ignore user defined
8341 verbosity if dump flags require higher level of verbosity. Print to
8342 stderr only for loop vectorization.
8343 (vectorize_loops): Update call to vect_set_dump_settings.
8344 (execute_vect_slp): New function.
8345 (gate_vect_slp): Likewise.
8346 (struct gimple_opt_pass pass_slp_vectorize): New.
8347 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8349 (vec_info_for_bb): New function.
8350 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8351 (VECTORIZATION_ENABLED): New macro.
8352 (SLP_ENABLED, SLP_DISABLED): Likewise.
8353 (vect_is_simple_use): Add bb_vec_info argument.
8354 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8355 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8356 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8357 vect_schedule_slp, vect_analyze_slp): Likewise.
8358 (vect_analyze_stmt): Add slp_tree argument.
8359 (find_bb_location): Declare.
8360 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8361 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8362 (vect_analyze_loop_operations, vect_analyze_loop,
8363 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8364 vect_finalize_reduction, vectorizable_reduction,
8365 vectorizable_live_operation, vect_transform_loop): Likewise.
8366 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8367 skip evolution analysis if analyzing a basic block.
8368 (dr_analyze_indices): Likewise.
8369 (initialize_data_dependence_relation): Skip the test whether the
8370 object is invariant for basic blocks.
8371 (compute_all_dependences): Skip dependence analysis for data
8372 references in basic blocks.
8373 (find_data_references_in_stmt): Don't fail in case of invariant
8374 access in basic block.
8375 (find_data_references_in_bb): New function.
8376 (find_data_references_in_loop): Move code to
8377 find_data_references_in_bb and add a call to it.
8378 (compute_data_dependences_for_bb): New function.
8379 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8380 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8382 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8383 unknown dependence in basic block and fail in case of dependence in
8385 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8386 dependence instances from either loop or basic block vectorization
8388 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8389 before calling nested_in_vect_loop_p.
8390 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8391 dependence instances from either loop or basic block vectorization
8393 (vect_verify_datarefs_alignment): Likewise.
8394 (vect_enhance_data_refs_alignment): Adjust function calls.
8395 (vect_analyze_data_refs_alignment): Likewise.
8396 (vect_analyze_group_access): Fix printing. Skip different checks if
8397 DR_STEP is 0. Keep strided stores either in loop or basic block
8398 vectorization data structure. Fix indentation.
8399 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8401 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8402 dependence instances from either loop or basic block vectorization
8404 (vect_analyze_data_refs): Update comment. Call
8405 compute_data_dependences_for_bb to analyze basic blocks.
8406 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8407 case of loop vectorization. In case of basic block vectorization use
8408 data-ref itself as a base.
8409 (vect_create_data_ref_ptr): In case of basic block vectorization:
8410 don't advance the pointer, add new statements before the current
8411 statement. Adjust function calls.
8412 (vect_supportable_dr_alignment): Support only aligned accesses in
8413 basic block vectorization.
8414 * common.opt (ftree-slp-vectorize): New flag.
8415 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8416 (vect_pattern_recog_1): Likewise.
8417 * tree-vect-stmts.c (process_use): Likewise.
8418 (vect_init_vector): Add new statements in the beginning of the basic
8419 block in case of basic block SLP.
8420 (vect_get_vec_def_for_operand): Adjust function calls.
8421 (vect_finish_stmt_generation): Likewise.
8422 (vectorizable_call): Add assert that it is loop vectorization, adjust
8424 (vectorizable_conversion, vectorizable_assignment): Likewise.
8425 (vectorizable_operation): In case of basic block SLP, take
8426 vectorization factor from statement's type and skip the relevance
8427 check. Adjust function calls.
8428 (vectorizable_type_demotion): Add assert that it is loop
8429 vectorization, adjust function calls.
8430 (vectorizable_type_promotion): Likewise.
8431 (vectorizable_store): Check for outer loop only in case of loop
8432 vectorization. Adjust function calls. For basic blocks, skip the
8433 relevance check and don't advance pointers.
8434 (vectorizable_load): Likewise.
8435 (vectorizable_condition): Add assert that it is loop vectorization,
8436 adjust function calls.
8437 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8438 that it is not reduction, get vector type, call only supported
8439 functions, skip loop specific parts.
8440 (vect_transform_stmt): Check for outer loop only in case of loop
8442 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8443 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8444 for external definition.
8445 * passes.c (pass_slp_vectorize): New pass.
8446 * tree-vect-slp.c (find_bb_location): New function.
8447 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8448 check for patterns only in loops.
8449 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8450 case of multiple types in basic block SLP.
8451 (vect_mark_slp_stmts_relevant): New function.
8452 (vect_supported_load_permutation_p): Fix comment.
8453 (vect_analyze_slp_instance): Add argument. In case of basic block
8454 SLP, take vectorization factor from statement's type, check that
8455 unrolling factor is 1. Adjust function call. Save SLP instance in
8456 either loop or basic block vectorization structure. Return FALSE,
8458 (vect_analyze_slp): Add argument. Get strided stores groups from
8459 either loop or basic block vectorization structure. Return FALSE
8460 if basic block SLP failed.
8461 (new_bb_vec_info): New function.
8462 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8463 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8464 (vect_schedule_slp): Add argument. Get SLP instances from either
8465 loop or basic block vectorization structure. Set vectorization factor
8466 to be 1 for basic block SLP.
8467 (vect_slp_transform_bb): New function.
8468 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8470 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8472 * final.c (shorten_branches): Do not align labels for jump tables.
8473 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8475 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8477 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8478 Remove outdated reference to flow.c and fix nits.
8479 * doc/gccint.texi: Tweak RTL description.
8480 * doc/rtl.texi: Likewise.
8482 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8484 * config/avr/avr.c: Change my email address.
8485 * config/avr/avr.h: Likewise.
8486 * config/avr/avr.md: Likewise.
8487 * config/avr/avr-protos.h: Likewise.
8488 * config/avr/libgcc.S: Likewise.
8490 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8492 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8493 (spu_split_load, spu_split_store): Change return type to int.
8494 (spu_split_convert): Declare.
8495 * config/spu/predicates.md (spu_mem_operand): Remove.
8496 (spu_mov_operand): Update.
8497 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8498 * config/spu/spu.c (regno_aligned_for_load): Remove.
8499 (reg_aligned_for_addr, spu_expand_load): Define.
8500 (spu_expand_extv): Reimplement and handle MEM.
8501 (spu_expand_insv): Handle MEM.
8502 (spu_sched_reorder): Handle insn's with length 0.
8503 (spu_legitimate_address_p): Reimplement.
8504 (store_with_one_insn_p): Return TRUE for any mode with size
8505 larger than 16 bytes.
8506 (address_needs_split): Define.
8507 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8509 (spu_convert_move): Define.
8510 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8511 (spu_split_store): Change all MEM's to TImode.
8512 (spu_init_expanders): Preallocate registers that correspond to
8513 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8515 (spu_split_convert): Define.
8516 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8517 (_move<mode>, _movdi, _movti): Update predicate and condition.
8518 (load, store): Change to define_split.
8519 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8521 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8522 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8523 define_insn_and_split of lshr<mode>3.
8524 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8525 (<v>ashr<mode>3_imm): Define.
8526 (extv, extzv, insv): Allow MEM operands.
8527 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8528 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8529 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8530 (_spu_convert2): Change to define_insn_and_split and remove the
8531 corresponding define_peephole2.
8532 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8533 Change predicates to memory_operand.
8535 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8537 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8539 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8541 PR tree-optimization/40219
8542 * tree.c (iterative_hash_expr): Make sure the builtin function is
8543 a normal builtin function and not a front end or back end builtin
8544 before indexing into the built_in_decls array.
8546 2009-05-22 Richard Guenther <rguenther@suse.de>
8549 * alias.c (write_dependence_p): Do not use TBAA for answering
8550 anti-dependence or output-dependence.
8551 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8552 (emit_pointer_definition): Remove.
8553 (emit_alias_warning): Likewise.
8554 (find_what_var_points_to): Remove TBAA pruning code.
8555 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8557 (compute_points_to_sets): Remove code computing the set of
8558 dereferenced pointers.
8559 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8560 oracle for querying anti and output dependencies.
8561 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8562 if TBAA may be applied.
8563 (refs_anti_dependent_p): New function.
8564 (refs_output_dependent_p): Likewise.
8565 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8566 (refs_output_dependent_p): Likewise.
8567 * doc/tree-ssa.texi (Memory model): New section.
8568 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8569 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8570 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8571 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8572 * expr.c (expand_expr_real_1): Likewise.
8573 * gimple-low.c (lower_stmt): Likewise.
8574 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8575 (dump_gimple_cdt): Remove.
8576 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8577 (gimple_size): Likewise.
8578 (walk_gimple_op): Likewise.
8579 (is_gimple_stmt): Likewise.
8580 (walk_stmt_load_store_addr_ops): Likewise.
8581 (gimple_build_cdt): Remove.
8582 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8583 * gimple.h (gimple_cdt_new_type): Remove.
8584 (gimple_cdt_new_type_ptr): Likewise.
8585 (gimple_cdt_set_new_type): Likewise.
8586 (gimple_cdt_location): Likewise.
8587 (gimple_cdt_location_ptr): Likewise.
8588 (gimple_cdt_set_location): Likewise.
8589 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8590 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8591 GIMPLE_CHANGE_DYNAMIC_TYPE.
8592 (verify_types_in_gimple_stmt): Likewise.
8593 * tree-inline.c (estimate_num_insns): Likewise.
8594 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8595 (copy_decl_to_var): Likewise.
8596 (copy_result_decl_to_var): Likewise.
8597 * tree-pretty-print.c (dump_generic_node): Do not handle
8598 CHANGE_DYNAMIC_TYPE_EXPR.
8599 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8600 * tree-ssa-operands.c (get_expr_operands): Likewise.
8601 * tree-ssa-structalias.c (struct variable_info): Remove
8602 no_tbaa_pruning member.
8603 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8604 (unify_nodes): Do not copy it.
8605 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8606 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8607 (set_uids_in_ptset): Do not check it.
8608 (find_what_var_points_to): Likewise.
8609 (compute_tbaa_pruning): Remove.
8610 (compute_points_to_sets): Do not call it.
8611 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8612 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8613 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8614 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8615 (DECL_NO_TBAA_P): Likewise.
8616 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8617 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8618 (expand_omp_atomic_pipeline): Do not set it.
8619 * print-tree.c (print_node): Do not dump it.
8620 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8623 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8626 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8629 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8631 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8634 2009-05-22 Ben Elliston <bje@au.ibm.com>
8636 * Makefile.in (bversion.h, s-bversion): New targets.
8637 (TOPLEV_H): Add bversion.h.
8638 * toplev.h: Include "bversion.h".
8639 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8640 the __format__ attribute only if compiling with the same version
8641 of GCC as the sources (the "build version").
8643 2009-05-22 Ben Elliston <bje@au.ibm.com>
8645 * c-format.c (handle_format_attribute): Fix comment typo.
8647 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8650 * config/ia64/ia64.opt (mfused-madd): New.
8651 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8652 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8653 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8654 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8655 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8656 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8657 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8658 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8659 instruction if !TARGET_FUSED_MADD.
8660 (fpma, fpms): Remove colon from name.
8662 2009-05-22 Richard Guenther <rguenther@suse.de>
8664 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8665 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8666 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8668 (create_expression_by_pieces): Only convert if necessary.
8669 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8670 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8672 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8674 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8675 regular pattern from a template and rename it ...
8676 (*extzv_truncsi_exts): ... to this.
8678 2009-05-21 Richard Guenther <rguenther@suse.de>
8680 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8681 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8682 (cgraph_default_inline_p): Likewise.
8683 (cgraph_decide_inlining_incrementally): Likewise.
8685 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8686 Uros Bizjak <ubizjak@gmail.com>
8688 * config/i386/cpuid.h (bit_MOVBE): New.
8690 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8692 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8693 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8694 (ix86_handle_option): Handle OPT_mmovbe.
8695 (ix86_target_string): Add -mmovbe.
8696 (pta_flags): Add PTA_MOVBE.
8697 (processor_alias_table): Add PTA_MOVBE to "atom".
8698 (override_options): Handle PTA_MOVBE.
8700 * config/i386/i386.h (TARGET_MOVBE): New.
8702 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8703 (*bswapsi_movbe): New.
8704 (*bswapdi_movbe): Likewise.
8705 (bswapdi2): Renamed to ...
8707 (bswapdi2): New expander.
8709 * config/i386/i386.opt (mmovbe): New.
8711 * doc/invoke.texi: Document -mmovbe.
8713 2009-05-21 Taras Glek <tglek@mozilla.com>
8715 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8716 * gcc-plugin.h (plugin_init): Updated signature.
8717 * gcc-plugin.h (plugin_name_args): Moved to this header.
8718 * doc/plugins.texi (plugin_init): Updated documention to reflect
8720 * doc/plugins.texi (plugin_name_args): Added to documention.
8722 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8724 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8725 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8727 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8729 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8730 JUMP_TABLE_DATA_P predicates where applicable.
8731 * config/i386/predicates.md: Ditto.
8732 * config/i386/sse.md: Ditto.
8734 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8736 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8737 operand2 -128 override length_immediate attribute to 1.
8738 * config/i386/predicates.md (constm128_operand): New predicate.
8740 * config/i386/i386.c (memory_address_length): Handle %r12
8741 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8743 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8744 mode look through optional ZERO_EXTEND and SUBREG.
8745 * config/i386/i386.md (R12_REG): New define_constant.
8746 (prefix_data16): For sse unit set also for MODE_TI insns.
8747 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8748 insns set if operand 1 is ext_QIreg_operand.
8749 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8750 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8752 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8753 mode from MODE_DI to MODE_SI.
8754 (movdi_1_rex64): Override modrm and length_immediate attributes
8755 only for movabs (TYPE_IMOV, alternative 2).
8756 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8757 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8758 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8759 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8760 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8761 prefix_rex attribute if DImode.
8762 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8763 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8764 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8765 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8766 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8767 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8768 Likewise. For TYPE_IMOV clear length_immediate attribute.
8769 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8770 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8771 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8772 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8773 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8774 or one operand TYPE_ISHIFT.
8775 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8776 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8777 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8778 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8779 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8780 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8781 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8782 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8783 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8784 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8785 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8786 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8787 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8788 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8789 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8790 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8791 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8792 set mode attribute, don't override length attribute.
8793 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8795 (return_internal_long): Set length attribute to 2 instead of 1.
8796 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8797 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8798 prefix_rex attribute.
8799 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8801 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8803 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8805 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8807 2009-05-20 Ian Lance Taylor <iant@google.com>
8809 * tree.c (build_tree_list_vec_stat): New function.
8810 (ctor_to_vec): New function.
8811 (build_nt_call_vec): New function.
8812 (build_call_array): Change args to be a const pointer.
8813 (build_call_vec): New function.
8814 * tree.h (build_nt_call_vec): Declare.
8815 (build_tree_list_vec_stat): Declare.
8816 (build_tree_list_vec): Define.
8817 (build_call_array): Update declaration.
8818 (build_call_vec): Declare.
8819 (ctor_to_vec): Declare.
8820 * c-common.c (tree_vector_cache): New static variable.
8821 (make_tree_vector): New function.
8822 (release_tree_vector): New function.
8823 (make_tree_vector_single): New function.
8824 (make_tree_vector_copy): New function.
8825 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8826 (make_tree_vector_single, make_tree_vector_copy): Declare.
8827 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8828 (c_parser_expr_list): Don't manage cache here, instead call
8830 (c_parser_release_expr_list): Remove static function.
8831 (c_parser_vec_to_tree_list): Remove static function.
8832 (c_parser_attributes): Call build_tree_list_vec instead of
8833 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8834 c_parser_release_expr_list.
8835 (c_parser_postfix_expression_after_primary): Likewise.
8836 (c_parser_objc_keywordexpr): Likewise.
8838 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8840 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8841 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8842 TARGET_CONVERT_TO_TYPE.
8843 * hooks.c (hook_tree_const_tree_null): Define.
8844 * hooks.h (hook_tree_const_tree_null): Declare.
8845 * target.h (struct gcc_target): Add invalid_parameter_type,
8846 invalid_return_type, promoted_type, and convert_to_type fields.
8847 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8848 (TARGET_INVALID_RETURN_TYPE): Define.
8849 (TARGET_PROMOTED_TYPE): Define.
8850 (TARGET_CONVERT_TO_TYPE): Define.
8851 (TARGET_INITIALIZER): Update for new fields.
8852 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8853 (grokparms): Check targetm.invalid_parameter_type.
8854 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8855 * c-convert.c (convert): Check targetm.convert_to_type.
8857 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8859 * config/mips/mips.md (*extenddi_truncate<mode>,
8860 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8862 (*extendhi_truncateqi): New define_insn_and_sptit.
8864 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8867 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8868 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8870 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8872 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8873 the operand of VIEW_CONVERT_EXPR.
8875 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8877 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8878 extended family and model for Intel processors. Support Intel Atom.
8880 2009-05-20 Olivier Hainque <hainque@adacore.com>
8882 * gstab.h (stab_code_type): Define, to be used instead of the
8883 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8885 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8886 occurrences by stab_code_type.
8887 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8889 2009-05-20 Martin Jambor <mjambor@suse.cz>
8891 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8892 (sra_insert_before): Likewise.
8893 (sra_insert_after): Likewise.
8894 (sra_init_cache): Likewise.
8895 (sra_type_can_be_decomposed_p): Likewise.
8896 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8897 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8898 (sra_insert_before): Likewise.
8899 (sra_insert_after): Likewise.
8900 (sra_init_cache): Likewise.
8901 (insert_edge_copies_seq): Made static and moved upwards.
8903 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8906 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8908 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8909 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8912 2009-05-20 Richard Guenther <rguenther@suse.de>
8914 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8915 with mismatched comparison modes.
8917 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8919 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8920 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8921 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8922 with shifts for Thumb2.
8923 (orsi_notsi): New for orn.
8924 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8925 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8926 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8927 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8928 Don't invert remainder for IOR.
8930 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8932 PR tree-optimization/40087
8933 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8934 number_of_iterations_ne): Rename never_infinite argument.
8935 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8936 number_of_iterations_le): Handle pointer-type ivs when
8937 exit_must_be_taken is false.
8938 (number_of_iterations_cond): Do not always assume that
8939 exit_must_be_taken if the control variable is a pointer.
8941 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8943 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8944 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8946 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8948 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8949 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8951 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8954 * c.opt (Wlogical-op): Disabled by default.
8955 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8957 * doc/invoke.texi (Wlogical-op): Likewise.
8959 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8961 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8963 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8964 Propagate the type of the first operand.
8965 <ASSERT_EXPR>: Simplify.
8966 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8967 Rewrite using the RHS code as discriminant.
8968 <NOP_EXPR>: Turn into CASE_CONVERT.
8969 <PLUS_EXPR>: Propagate the type of the first operand.
8971 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8973 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8974 (ia64_dconst_0_375): New.
8975 * config/ia64/ia64.c (ia64_override_options): Remove
8976 -minline-sqrt-min-latency warning.
8977 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8978 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8979 * config/ia64/ia64.md (*sqrt_approx): Remove.
8980 (sqrtsf2): Remove #if 0.
8981 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8982 (sqrtdf): Remove assert.
8983 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8984 (sqrtxf2): Remove #if 0.
8985 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8986 * div.md (sqrt_approx_rf): New.
8987 (sqrtsf2_internal_thr): New implementation.
8988 (sqrtsf2_internal_lat): New.
8989 (sqrtdf2_internal_thr: New implementation.
8990 (sqrtxf2_internal): New implementation.
8992 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8993 Hans-Peter Nilsson <hp@axis.com>
8995 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8996 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8997 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8998 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8999 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
9000 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
9001 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
9002 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
9003 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
9004 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
9005 * c-common.c: ...from here.
9007 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
9009 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
9011 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9013 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
9015 2009-05-19 Ben Elliston <bje@au.ibm.com>
9017 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
9018 assignments with memcpy calls.
9019 (add_fdes): Likewise.
9020 (binary_search_unencoded_fdes): Likewise.
9021 (linear_search_fdes): Eliminate type puns.
9023 2009-05-19 Richard Guenther <rguenther@suse.de>
9025 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9026 not falsely claim to have propagated into all uses.
9028 2009-05-19 Ben Elliston <bje@au.ibm.com>
9030 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9033 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9035 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9036 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9037 (TARGET_LEGITIMATE_ADDRESS_P): New.
9038 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9039 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9041 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9044 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9045 child of the containing namespace's DIE.
9047 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9049 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9050 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9051 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9054 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9057 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9058 gen_align with gen_pad.
9059 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9060 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9062 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9063 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9065 * config/i386/i386.md (align): Renamed to ...
9066 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9067 ASM_OUTPUT_MAX_SKIP_PAD.
9069 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9071 * config.gcc: Fix variable syntax.
9074 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9075 before calling exact_log2.
9076 (output_iorsi3): Likewise.
9077 (output_xorsi3): Likewise.
9079 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9081 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9082 for the none zero constant operand except for EQ and NE
9083 comprisons even when the first operand is R0.
9085 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9087 * config/s390/2064.md: Remove trailing whitespaces.
9088 * config/s390/2084.md: Likewise.
9089 * config/s390/constraints.md: Likewise.
9090 * config/s390/fixdfdi.h: Likewise.
9091 * config/s390/libgcc-glibc.ver: Likewise.
9092 * config/s390/s390-modes.def: Likewise.
9093 * config/s390/s390-protos.h: Likewise.
9094 * config/s390/s390.c: Likewise.
9095 * config/s390/s390.h: Likewise.
9096 * config/s390/s390.md: Likewise.
9097 * config/s390/tpf-unwind.h: Likewise.
9099 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9101 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9103 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9106 * configure.ac (m68k-*-*): Check if binutils support TLS.
9107 * configure: Regenerate.
9108 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9109 * config/m68k/constraints.md (Cu): New constraint.
9110 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9111 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9112 (movsi): Handle TLS symbols.
9113 (addsi3_5200): Handle XTLS symbols, indent.
9114 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9115 (m68k_tls_reference_p): Declare.
9116 (m68k_legitimize_address): Declare.
9117 (m68k_unwrap_symbol): Declare.
9118 * config/m68k/m68k.opt (mxtls): New option.
9119 * config/m68k/m68k.c (ggc.h): Include.
9120 (m68k_output_dwarf_dtprel): Implement hook.
9121 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9122 (m68k_expand_prologue): Load GOT pointer when function needs it.
9123 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9124 (m68k_legitimate_constant_address_p): Same.
9125 (m68k_decompose_address): Handle TLS references.
9126 (m68k_get_gp): New static function.
9127 (enum m68k_reloc): New contants.
9128 (TLS_RELOC_P): New macro.
9129 (m68k_wrap_symbol): New static function.
9130 (m68k_unwrap_symbol): New function.
9131 (m68k_final_prescan_insn_1): New static function.
9132 (m68k_final_prescan_insn): New function.
9133 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9135 (legitimize_pic_address): Handle TLS references..
9136 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9137 (m68k_libcall_value_in_a0_p)
9138 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9139 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9140 (m68k_legitimize_tls_address): Handle TLS references.
9141 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9143 (m68k_legitimize_address): Handle TLS symbols.
9144 (m68k_get_reloc_decoration): New static function.
9145 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9147 (m68k_output_dwarf_dtprel): Implement hook.
9148 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9149 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9150 m68k_call_* routines.
9151 (sched_attr_op_type): Handle TLS symbols.
9152 (gt-m68k.h): Include.
9153 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9154 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9156 2009-05-18 Martin Jambor <mjambor@suse.cz>
9158 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9159 (visit_store_addr_for_mod_analysis): New function.
9160 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9161 (determine_cst_member_ptr): Use gimple_assign_single_p.
9162 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9163 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9164 operands. Don't check number of operands of a NOP_EXPR.
9166 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9168 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9170 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9173 * c-common.c (warn_logical_operator): Don't warn if one of
9174 expression isn't always true or false.
9176 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9178 * config/i386/biarch32.h: New file.
9179 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9181 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9183 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9184 *zero_extend<mode>_truncqi): Merge these into ...
9185 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9186 Name the pattern following this as *zero_extendhi_truncqi.
9188 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9191 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9192 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9193 (output_info): Make field HOST_WIDEST_INT.
9194 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9195 (dump_bitmat_statistics): Same.
9197 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9199 * config.gcc (use_gcc_stdint): Set to wrap.
9200 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9201 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9202 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9203 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9204 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9205 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9206 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9207 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9209 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9211 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9213 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9214 Move definitions earlier.
9215 (OPT_ARCH64, OPT_ARCH32): Define.
9216 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9219 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9222 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9225 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9227 * arm.md (movdi2): Copy non-reg values to DImode registers.
9229 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9232 * final.c (label_to_max_skip): New function.
9233 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9234 CODE_LABEL_NUMBER <= max_labelno.
9235 * output.h (label_to_max_skip): New prototype.
9236 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9237 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9238 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9239 Handle CODE_LABELs with >= 16 byte alignment or with
9240 max_skip == (1 << align) - 1.
9241 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9242 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9245 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9246 .p2align 3 if MAX_SKIP is smaller than 7.
9247 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9249 2009-05-15 Ian Lance Taylor <iant@google.com>
9251 * alias.c (struct alias_set_entry_d): Rename from struct
9252 alias_set_entry. Change all uses.
9253 * except.c (struct call_site_record_d): Rename from struct
9254 call_site_record. Change all uses.
9255 * except.h (struct eh_region_d): Rename from struct eh_region.
9257 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9259 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9260 ivtype_map_elt. Change all uses.
9261 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9263 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9264 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9266 (struct sese_d): Rename from struct sese. Change all uses.
9267 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9268 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9269 * optabs.h (struct optab_d): Rename from struct optab. Change all
9271 (struct convert_optab_d): Rename from struct convert_optab.
9273 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9274 ipa_opt_pass. Change all uses.
9275 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9278 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9279 defined as a typedef.
9280 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9283 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9286 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9288 (merge_ranges): Returns bool.
9289 * tree.h (make_range): .. to here.
9290 (build_range_check): Likewise.
9291 (merge_ranges): Likewise. Renamed from merge_ranges.
9292 * c-typeck.c (parser_build_binary_op): Update calls to
9293 warn_logical_operator.
9294 * c-common.c (warn_logical_operator): Add new warning.
9295 * c-common.h (warn_logical_operator): Update declaration.
9297 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9299 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9301 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9303 * doc/install.texi: Document MPC requirements, flags etc.
9305 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9306 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9307 Evaluate constant arguments.
9308 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9309 (fold_builtin_1): Likewise, also evaluate constant arguments.
9310 Remove superfluous break.
9311 (do_mpc_ckconv): New.
9312 * real.h: Include mpc.h.
9313 * toplev.c (print_version): Output MPC version info if available.
9315 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9317 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9319 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9321 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9324 2009-05-15 Jan Hubicka <jh@suse.cz>
9326 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9327 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9328 (try_inline): Fix return value.
9329 (cgraph_decide_inlining_incrementally): Honor new value.
9330 (cgraph_early_inlining): Handle indirect inlining.
9331 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9333 2009-05-15 Jan Hubicka <jh@suse.cz>
9335 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9336 * cgraphunit.c (cgraph_finalize_function): Set it.
9337 (cgraph_expand_function): Use it.
9339 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9341 * real.c (encode_ieee_half): Define.
9342 (decode_ieee_half): Define.
9343 (ieee_half_format): Define.
9344 (arm_half_format): Define.
9345 * real.h (ieee_half_format): Declare.
9346 (arm_half_format): Declare.
9348 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9350 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9351 swapped, and reversed optabs exist before trying to use them.
9353 2009-05-15 Paul Brook <paul@codesourcery.com>
9354 Sandra Loosemore <sandra@codesourcery.com>
9356 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9357 loads. Allow PRE_DEC.
9358 (output_move_neon): Handle PRE_DEC.
9359 (arm_print_operand): Add 'A' for neon structure loads.
9360 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9361 * config/arm/neon.md (neon_mov): Update comment.
9362 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9364 (Um): New constraint.
9366 2009-05-15 Jan Hubicka <jh@suse.cz>
9368 Revert the following patch until testsuite fallout is fixed:
9369 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9370 * cgraph.h (struct inline_summary): New filed self_wize,
9371 size_inlining_benefit, self_time and time_inlining_benefit.
9372 (struct cgraph_global_info): Replace insns by time ans size fields.
9373 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9374 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9375 (ipcp_update_callgraph): Do not touch function bodies.
9376 * ipa-inline.c: Include except.h
9377 (MAX_TIME): New constant.
9378 (overall_insns): Remove
9379 (overall_size, max_benefit): New static variables.
9380 (cgraph_estimate_time_after_inlining): New function.
9381 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9382 (cgraph_clone_inlined_nodes): Update size.
9383 (cgraph_mark_inline_edge): Update size.
9384 (cgraph_estimate_growth): Use size info.
9385 (cgraph_check_inline_limits): Check size.
9386 (cgraph_default_inline_p): Likewise.
9387 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9388 (cgraph_decide_recursive_inlining): Check size.
9389 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9391 (cgraph_decide_inlining): Likewise.
9392 (cgraph_decide_inlining_incrementally): Likewise; honor
9393 PARAM_EARLY_INLINING_INSNS.
9394 (likely_eliminated_by_inlining_p): New predicate.
9395 (estimate_function_body_sizes): New function.
9396 (compute_inline_parameters): Use it.
9397 * except.c (must_not_throw_labels): New function.
9398 * except.h (must_not_throw_labels): Declare.
9399 * tree-inline.c (init_inline_once): Kill inlining_weigths
9400 * tree-ssa-structalias.c: Avoid uninitialized warning.
9401 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9402 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9403 (PARAM_INLINE_CALL_COST): Remove.
9404 (PARAM_EARLY_INLINING_INSNS): New.
9406 2009-05-15 Richard Guenther <rguenther@suse.de>
9408 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9409 not TODO_update_ssa.
9411 2009-05-15 Richard Guenther <rguenther@suse.de>
9413 PR tree-optimization/39999
9414 * gimple.h (gimple_expr_type): Use the expression type looking
9415 through useless conversions.
9416 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9417 (vn_nary_op_insert_stmt): Likewise.
9418 (simplify_binary_expression): Likewise.
9420 2009-05-15 Richard Guenther <rguenther@suse.de>
9422 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9423 New options, enabled by default.
9424 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9426 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9427 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9428 * tree-ssa-structalias.c (gate_tree_pta): New function.
9429 (pass_build_alias): Use it.
9431 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9434 recurse on an invariant address if a conversion from a pointer
9435 type to a wider integer type is involved.
9437 2009-05-15 Jan Hubicka <jh@suse.cz>
9439 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9440 * cgraph.h (struct inline_summary): New filed self_wize,
9441 size_inlining_benefit, self_time and time_inlining_benefit.
9442 (struct cgraph_global_info): Replace insns by time ans size fields.
9443 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9444 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9445 (ipcp_update_callgraph): Do not touch function bodies.
9446 * ipa-inline.c: Include except.h
9447 (MAX_TIME): New constant.
9448 (overall_insns): Remove
9449 (overall_size, max_benefit): New static variables.
9450 (cgraph_estimate_time_after_inlining): New function.
9451 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9452 (cgraph_clone_inlined_nodes): Update size.
9453 (cgraph_mark_inline_edge): Update size.
9454 (cgraph_estimate_growth): Use size info.
9455 (cgraph_check_inline_limits): Check size.
9456 (cgraph_default_inline_p): Likewise.
9457 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9458 (cgraph_decide_recursive_inlining): Check size.
9459 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9461 (cgraph_decide_inlining): Likewise.
9462 (cgraph_decide_inlining_incrementally): Likewise; honor
9463 PARAM_EARLY_INLINING_INSNS.
9464 (likely_eliminated_by_inlining_p): New predicate.
9465 (estimate_function_body_sizes): New function.
9466 (compute_inline_parameters): Use it.
9467 * except.c (must_not_throw_labels): New function.
9468 * except.h (must_not_throw_labels): Declare.
9469 * tree-inline.c (init_inline_once): Kill inlining_weigths
9470 * tree-ssa-structalias.c: Avoid uninitialized warning.
9471 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9472 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9473 (PARAM_INLINE_CALL_COST): Remove.
9474 (PARAM_EARLY_INLINING_INSNS): New.
9475 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9476 (inline-call-cost): Remove.
9477 (early-inlining-insns): New.
9479 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9481 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9483 (print_int_cst_bounds_in_octal_p): Likewise.
9484 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9486 * dwarf2out.c (base_type_die): Likewise.
9487 (is_subrange_type): Delete.
9488 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9489 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9490 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9491 if the destination type is boolean.
9492 (build_range_check): Do not special-case subtypes.
9493 (fold_sign_changed_comparison): Likewise.
9494 (fold_unary): Likewise.
9495 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9496 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9497 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9498 * tree.c (subrange_type_for_debug_p): New predicate based on the
9499 former is_subrange_type.
9500 * tree.h (subrange_type_for_debug_p): Declare.
9501 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9502 (convert_affine_scev): Remove call to above function.
9503 (chrec_convert_aggressive): Likewise.
9504 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9505 false for conversions involving subtypes.
9506 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9507 (vrp_val_min): Likewise.
9508 (needs_overflow_infinity): Likewise.
9509 (extract_range_from_unary_expr): Likewise.
9511 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9513 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9514 * config/frv/frv.c: Likewise.
9515 * config/s390/s390.c: Likewise.
9516 * config/sparc/sparc.h: Likewise.
9517 * config/i386/i386.h: Likewise.
9518 * config/i386/i386.c: Likewise.
9519 * config/crx/crx.c: Likewise.
9520 * config/m68hc11/m68hc11.h: Likewise.
9521 * config/iq2000/iq2000.c: Likewise.
9522 * config/mn10300/mn10300.h: Likewise.
9523 * config/mn10300/mn10300.c: Likewise.
9524 * config/m68k/m68k.c: Likewise.
9525 * config/rs6000/rs6000.c: Likewise.
9526 * config/rs6000/xcoff.h: Likewise.
9527 * config/rs6000/linux64.h: Likewise.
9528 * config/rs6000/sysv4.h: Likewise.
9529 * config/score/score3.c: Likewise.
9530 * config/score/score7.c: Likewise.
9531 * config/score/score.c: Likewise.
9532 * config/arm/arm.md: Likewise.
9533 * config/mips/mips.c: Likewise.
9534 * config/mips/mips.md: Likewise.
9535 * config/bfin/bfin.h: Likewise.
9536 * config/pa/pa.c: Likewise.
9537 * config/pa/constraints.md: Likewise.
9539 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9540 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9541 * config/pdp11/pdp11.h: Use memory_address_p instead.
9543 2009-05-14 Ian Lance Taylor <iant@google.com>
9545 * passes.c (finish_optimization_passes): Change i to int.
9546 * plugin.c (plugins_active_p): Change event to int.
9547 (dump_active_plugins): Likewise.
9548 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9550 * tree.c (tree_range_check_failed): Change c to unsigned int.
9551 (omp_clause_range_check_failed): Likewise.
9552 (build_common_builtin_nodes): Change mode to int. Add cast.
9553 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9554 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9556 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9557 ++ or -- with a variable of enum type.
9559 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9562 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9564 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9566 * store-motion.c: Do not include params.h
9567 * Makefile.in: Fix dependencies for various files.
9569 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9571 * auto-inc-dec.c: Fix pass description, remove apparent
9572 accidental duplication.
9574 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9577 * ipa-utils.h (memory_identifier_string): Moved to ...
9578 * tree.h (memory_identifier_string): Here. Add GTY(()).
9580 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9582 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9583 in the former documentation of...
9584 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9585 * ira-conflicts.c (get_dup_num): Use address_operand.
9586 * targhooks.c (default_legitimate_address_p): New.
9587 * targhooks.h (default_legitimate_address_p): New.
9588 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9590 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9591 * target.h (struct target): Add legitimate_address_p.
9592 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9593 (TARGET_INITIALIZER): Include it.
9595 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9596 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9597 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9598 (TARGET_LEGITIMATE_ADDRESS_P): New.
9600 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9601 (REG_OK_STRICT_P): Delete.
9602 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9603 (frv_legitimate_address_p_1): ... this.
9604 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9605 (frv_legitimate_address_p_1): ... the renamed old
9606 frv_legitimate_address_p.
9607 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9608 (TARGET_LEGITIMATE_ADDRESS_P): New.
9610 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9611 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9612 * config/s390/s390.c (legitimate_address_p): Rename to...
9613 (s390_legitimate_address_p): ... this, make static.
9614 (legitimize_address): Adjust call.
9615 (TARGET_LEGITIMATE_ADDRESS_P): New.
9616 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9618 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9619 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9620 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9621 (TARGET_LEGITIMATE_ADDRESS_P): New.
9623 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9624 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9625 * config/spu/spu.c (spu_legitimate_address): Rename to...
9626 (spu_legitimate_address_p): ... this, make static.
9627 (TARGET_LEGITIMATE_ADDRESS_P): New.
9629 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9630 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9631 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9632 (sparc_legitimate_address_p): ... this, make static and return bool.
9633 (legitimize_address): Adjust call.
9634 (TARGET_LEGITIMATE_ADDRESS_P): New.
9636 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9637 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9638 * config/i386/i386.c (legitimate_address_p): Rename to...
9639 (ix86_legitimate_address_p): ... this, make static.
9640 (constant_address_p): Move after it, adjust call.
9641 (TARGET_LEGITIMATE_ADDRESS_P): New.
9643 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9644 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9645 * config/avr/avr.c (legitimate_address_p): Rename to...
9646 (avr_legitimate_address_p): ... this, make static.
9647 (legitimize_address): Adjust call.
9648 (TARGET_LEGITIMATE_ADDRESS_P): New.
9650 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9651 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9652 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9653 (TARGET_LEGITIMATE_ADDRESS_P): New.
9655 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9656 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9657 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9658 (TARGET_LEGITIMATE_ADDRESS_P): New.
9660 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9661 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9663 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9665 (TARGET_LEGITIMATE_ADDRESS_P): New.
9667 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9668 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9670 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9672 (m68hc11_legitimate_address_p): ... this, make static.
9673 (go_if_legitimate_address_internal): Rename to...
9674 (m68hc11_legitimate_address_p_1): ... this.
9675 (legitimize_address): Adjust call.
9676 (TARGET_LEGITIMATE_ADDRESS_P): New.
9678 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9679 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9680 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9681 (TARGET_LEGITIMATE_ADDRESS_P): New.
9683 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9684 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9685 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9686 (mn10300_legitimate_address_p): ... this, make static.
9687 (TARGET_LEGITIMATE_ADDRESS_P): New.
9689 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9690 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9691 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9692 (TARGET_LEGITIMATE_ADDRESS_P): New.
9694 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9695 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9696 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9697 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9698 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9699 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9700 (rs6000_legitimate_address_p): ... this, make static.
9701 (TARGET_LEGITIMATE_ADDRESS_P): New.
9702 (REG_MODE_OK_FOR_BASE_P): Delete.
9703 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9705 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9706 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9708 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9709 static, adjust types.
9710 (TARGET_LEGITIMATE_ADDRESS_P): New.
9712 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9713 * config/score/score.c (score_address_p): Rename to...
9714 (score_legitimate_address_p): ... this.
9715 (TARGET_LEGITIMATE_ADDRESS_P): New.
9716 * config/score/score3.c (score3_address_p): Rename to...
9717 (score3_legitimate_address_p): ... this.
9718 * config/score/score7.c (score7_address_p): Rename to...
9719 (score7_legitimate_address_p): ... this.
9721 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9722 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9723 GO_IF_LEGITIMATE_ADDRESS): Delete.
9724 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9725 thumb2_legitimate_address_p): Delete.
9726 (arm_legitimate_address_p): Rename to...
9727 (arm_legitimate_address_outer_p): ... this.
9728 * config/arm/constraints.md ("Uq"): Adjust call.
9729 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9730 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9732 (arm_legitimate_address_outer_p): ... this.
9733 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9735 (TARGET_LEGITIMATE_ADDRESS_P): New.
9737 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9738 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9739 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9740 (TARGET_LEGITIMATE_ADDRESS_P): New.
9742 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9743 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9744 * config/vax/vax.c (legitimate_address_p): Rename to...
9745 (vax_legitimate_address_p): ... this, make static.
9746 (TARGET_LEGITIMATE_ADDRESS_P): New.
9748 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9749 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9750 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9751 (TARGET_LEGITIMATE_ADDRESS_P): New.
9753 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9754 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9755 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9756 (mmix_legitimate_address_p): ... this, make static.
9757 (TARGET_LEGITIMATE_ADDRESS_P): New.
9759 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9760 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9761 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9762 (TARGET_LEGITIMATE_ADDRESS_P): New.
9764 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9766 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9767 of MODE_COMPLEX_INT.
9769 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9771 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9772 LCT_NORMAL in function call.
9773 * mips-tdump.c (print_file_desc): Add cast to enum type.
9774 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9775 (mark_stabs): Add casts to enum types.
9776 (parse_stabs_common): Add casts to enum types.
9778 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9780 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9781 Check for invalid values of LETTER.
9783 2009-05-13 Taras Glek <tglek@mozilla.com>
9785 * attribs.c (register_attribute): moved out attribute registration
9786 into register_attribute.
9787 * doc/plugins.texi: Documented register_attribute and
9789 * gcc-plugin.h: Added forward decl for register_attribute.
9790 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9791 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9792 PLUGIN_ATTRIBUTES boilerplate.
9794 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9796 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9797 values even in sentinel and empty entries.
9798 (ms_printf_flag_specs): Likewise.
9799 (ms_scanf_flag_specs): Likewise.
9800 (ms_strftime_flag_specs): Likewise.
9801 (ms_print_char_table): Likewise.
9802 (ms_scan_char_table): Likewise.
9803 (ms_time_char_table): Likewise.
9805 2009-05-13 Doug Kwan <dougkwan@google.com>
9807 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9809 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9811 * config/mips/mips.md (store): Add attributes for QI and HI.
9813 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9814 (truncdi<mode>2): ... this new pattern.
9816 2009-05-13 Brad Hards <bradh@kde.org>
9818 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9820 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9821 Ben Elliston <bje@au.ibm.com>
9824 * dse.c (check_mem_read_rtx): Guard against width == -1.
9826 2009-05-13 Michael Matz <matz@suse.de>
9829 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9830 (trivially_conflicts_p): New function.
9831 (insert_backedge_copies): Use it.
9833 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9835 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9836 (handle_stdc_pragma): Use new enum constant names.
9837 (handle_pragma_float_const_decimal64): Ditto.
9839 2009-05-13 Ian Lance Taylor <iant@google.com>
9841 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9844 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9846 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9847 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9849 * config/m68k/m68k.h (FL_UCLINUX): Define.
9851 2009-05-13 Jan Hubicka <jh@suse.cz>
9853 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9855 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9857 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9858 unless -fschedule-insns is specified.
9860 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9863 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9864 TARGET_EXPAND_CBRANCHDI4.
9865 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9866 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9867 (cmpeqdi): Fix comment.
9869 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9871 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9872 (sh_legitimate_address_p): Likewise.
9873 * config/sh/sh.c (sh_legitimate_index_p): New.
9874 (sh_legitimate_address_p): Likewise.
9875 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9876 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9877 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9878 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9879 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9880 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9881 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9882 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9883 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9885 2009-05-12 Jan Hubicka <jh@suse.cz>
9887 * tree-inline.c (estimate_operator_cost): Add operands;
9888 when division happens by constant, it is cheap.
9889 (estimate_num_insns): Loads and stores are not having cost of 0;
9890 EH magic stuff is cheap; when computing runtime cost of switch,
9891 use log2 base of amount of its cases; builtin_expect has cost of 0;
9892 compute cost for moving return value of call.
9893 (init_inline_once): Initialize time_based flags.
9894 * tree-inline.h (eni_weights_d): Add time_based flag.
9896 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9898 * df-core.c: Update head documentation.
9900 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9903 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9904 shadowing exisiting variable op1.
9906 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9909 * config/i386/driver-i386.c (processor_signatures): New enum.
9910 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9911 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9912 processor signature to detect geode processor.
9914 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9918 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9920 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9921 causes spurious differences between trunk and cond-optab branch.
9923 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9925 * dojump.c (compare_from_rtx): Delete.
9926 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9927 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9928 if the comparison does not satisfy the predicate; test predicates for
9929 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9930 further if one existing pattern fails.
9931 * expr.h (compare_from_rtx): Delete.
9932 (prepare_operand): Declare it.
9933 * optabs.c: Change "lib call" to "libcall" throughout.
9934 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9935 HAVE_conditional_trap, emit_cmp_insn): Delete.
9936 (can_compare_p): Delete cmp_optab case.
9937 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9938 Accept other parameters by value.
9939 (prepare_operand): Make non-static.
9940 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9941 other parameters by value. Try to widen operands here based on
9942 an optab_methods argument and looking at cbranch_optab.
9943 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9944 loop. Use cbranch_optab directly.
9945 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9946 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9948 (emit_conditional_move, emit_conditional_add): Inline what's needed
9949 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9950 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9951 with COMPARE. Move cmov_optab and cstore_optab above
9952 with cbranch_optab, move cmp_optab down with ucmp_optab,
9953 remove tst_otpab. Do not initialize trap_rtx.
9954 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9955 for trap code. Do not check HAVE_conditional_trap. Use
9956 prepare_cmp_insn. Accept no predicate for operand 3.
9957 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9958 (OTI_ctrap, ctrap_optab): New.
9959 (tst_optab): Delete.
9960 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9961 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9962 with lookup of ctrap_optab.
9963 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9967 * combine.c (combine_simplify_rtx, simplify_set): Do not
9968 special case comparing against zero for cc0 machines.
9969 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9970 COMPARE on cc0 machines.
9971 (simplify_relational_operation): Return a new expression when
9972 a COMPARE could be removed.
9973 * final.c (final_scan_insn): Compare cc_status values
9974 against LHS of a (compare FOO (const_int 0)) cc0 source.
9975 Also check if cc_status.value is the full compare.
9977 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9978 (cstoreMM4): Document.
9979 (conditional_trap): Document ctrapMM4 instead.
9980 (sync_compare_and_swapMM): Refer to cbranchcc4.
9981 (Dependent Patterns): Eliminate obsolete information referring to
9982 the old jump optimization phase.
9983 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9984 of compares with 0 on cc0 machines.
9985 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9986 avoiding references to cc0. Remove text about storing operands
9988 * doc/tm.texi (Condition Codes): Include blurb on different
9989 condition code representations, separate into subsections for
9990 CC0, MODE_CC and conditional execution.
9992 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9993 alpha_emit_setcc): Accept operands and a machine mode.
9994 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9995 Get code/op0/op1 from operands, use machine mode argument
9996 instead of alpha_compare.fp_p. Emit the branch here.
9997 (alpha_emit_setcc): Likewise, and return boolean.
9998 (alpha_emit_conditional_move): Likewise. Assert that
9999 cmp_op_mode == cmp_mode, and simplify accordingly.
10000 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
10001 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
10002 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
10004 (stack probe test): Use cbranchdi4.
10005 * config/alpha/predicates.md (alpha_cbranch_operator): New.
10007 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
10008 * config/arc/arc.h (movsicc, movsfcc): Use it.
10009 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
10010 (cbranchsi4, cstoresi4): New.
10011 (cmpsi, bCC and sCC expanders): Remove.
10013 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
10014 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
10015 * config/arm/predicates.md (arm_comparison_operator): Only include
10016 floating-point operators if there is a hardware floating-point unit.
10017 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
10018 deferring to cbranch_cc and cstore_cc respectively.
10019 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
10020 cbranch_cc, cstore_cc): New.
10021 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10023 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10025 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10026 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10028 (adjust_insn_length): Adjust calls.
10029 (avr_reorg): Handle (compare (foo) (const_int 0)).
10030 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10031 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10032 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10033 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10035 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10036 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10038 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10039 (cbranchsi4, cstorebi4, cstoresi4): New.
10040 (movbisi): This insn is duplicate, split it to zero_extend.
10041 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10042 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10043 (bfin_optimize_loop): Use cbranch expander.
10044 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10045 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10046 (bfin_bimode_comparison_operator): ... this.
10047 (bfin_direct_comparison_operator): New.
10049 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10050 inside (compare FOO (const_int 0)).
10051 (cris_rtx_costs): Handle ZERO_EXTRACT.
10052 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10053 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10054 (*tstdi_v32): Delete.
10055 (*cmpdi_non_v32): Add M alternative for operand 1.
10056 (cmpsi, cmp<mode>): Make private.
10057 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10059 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10061 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10062 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10063 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10064 (cc_reg_operand): New.
10065 (any_cond): Delete.
10066 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10067 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10068 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10069 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10070 crx_expand_scond): Delete.
10072 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10074 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10075 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10077 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10078 cstoresi4, cstoresf4, cstoredf4): New.
10079 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10080 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10081 Receive the entire operands array.
10082 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10083 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10084 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10085 Get test/op0/op1 from the operands array.
10086 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10088 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10089 (h8300_expand_store): New.
10090 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10092 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10093 (h8300_expand_store): New.
10094 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10095 or do not try to produce (set (cc0) REG).
10096 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10097 change a compare into a move to a scratch register. Disable some
10098 peepholes when comparing with zero.
10099 (tstsi, tsthi, tstsi, cmpqi): Make private.
10101 (bCC, sCC): Delete.
10102 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10105 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10106 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10107 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10108 (ix86_emit_i387_log1p): Use cbranchxf2.
10109 (ix86_expand_setcc): Return void.
10110 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10111 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10112 cmp<MODEF>, cmpcc): Remove.
10113 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10114 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10115 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10116 (sCC and bCC expanders): Remove.
10117 (stack_protect_test): Use cbranchcc4.
10119 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10121 (ia64_expand_compare): Accept three rtx by reference and return void.
10122 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10123 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10124 from *expr. Update *expr with the BImode comparison to do.
10125 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10126 cmptf, bCC, sCC, conditional_trap): Delete.
10127 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10128 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10129 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10130 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10131 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10133 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10134 type of last argument.
10135 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10136 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10137 use machine mode argument instead of branch_type. Remove dead
10138 code for floating-point comparisons.
10139 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10140 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10142 (cbranchsi4, cstoresi4): New.
10143 * config/iq2000/predicates.md (reg_or_const_operand): New.
10145 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10146 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10147 (b<code>_op): Rewrite to...
10148 (bcc_op): ... this, using match_operator.
10149 (s<code>_op): Rewrite to...
10150 (scc_op): ... this, using match_operator.
10151 (s<code>_24_op): Rewrite to...
10152 (scc_op_24): ... this, using match_operator.
10153 (s<code>_<mode>): Rewrite to...
10154 (cstore<mode>4): ... this, using match_operator.
10155 (s<code>_<mode>_24): Rewrite to...
10156 (cstore<mode>4_24): ... this, using match_operator.
10157 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10158 m32c_unpend_compare, m32c_expand_scc): Delete.
10159 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10160 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10161 (m32c_expand_movcc): Change NE to EQ if necessary.
10162 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10164 * config/m32r/m32r-protos.h (gen_cond_store): New.
10165 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10166 (gen_cond_store): New, from sCC patterns.
10167 (m32r_expand_block_move): Use cbranchsi4.
10168 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10169 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10170 (cbranchsi4, cstoresi4): New.
10172 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10174 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10175 (m68hc11_notice_update_cc): Look into a compare with 0.
10176 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10178 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10179 cmphi, cmpqi, bCC): Delete.
10180 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10181 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10182 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10185 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10186 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10187 * config/m68k/constraints.md (H): New.
10188 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10189 the define_insn below.
10190 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10191 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10192 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10193 patterns): Wrap RHS with COMPARE.
10194 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10195 (*cmpdi_internal): Name this pattern.
10196 (cmpdi): Change to define_insn.
10197 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10198 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10199 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10201 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10202 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10203 (conditional_trap): Change to...
10204 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10205 (*conditional_trap): Use the ordered_comparison_operator and
10206 const1_operand predicates.
10207 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10208 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10209 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10210 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10212 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10213 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10214 (mcore_gen_compare): New.
10215 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10216 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10217 (mcore_gen_compare): ... this.
10218 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10219 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10220 (stack probe pattern): Use cbranchsi4.
10222 * config/mips/predicates.md (mips_cstore_operator): New.
10223 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10224 * config/mips/mips.md (any_cond): Delete.
10225 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10227 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10228 fixuns_truncsfdi2): Use cbranch patterns.
10229 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10230 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10231 Adjust call to mips_expand_conditional_branch.
10232 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10234 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10235 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10236 * config/mips/mips.c (cmp_operands): Delete.
10237 (mips_emit_compare): Get comparison operands from *op0/*op1.
10238 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10239 that it succeeds. Use op0/op1 instead of cmp_operands.
10240 (mips_expand_conditional_branch, mips_expand_conditional_move,
10241 mips_expand_conditional_trap): Likewise.
10242 (mips_block_move_loop): Use cbranch patterns.
10243 * config/mips/mips.h (cmp_operands): Delete.
10245 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10246 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10247 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10248 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10249 (*cmpcc_folded): Rename to...
10250 (*cmpdi_folded): this.
10251 (*cmpcc): Rename to...
10253 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10256 (cbranchdf4): New. Handle invalid comparisons here.
10257 * config/mmix/predicates.md (float_comparison_operator): New.
10259 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10260 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10261 * config/mn10300/mn10300.md (tst): Delete.
10262 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10263 Name these patterns and wrap RHS in a compare.
10264 (*cmpsi): Make this pattern private. Include tst.
10265 (*cmpsf): Make this pattern private.
10266 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10267 (compare with zero peepholes): Likewise.
10269 (cbranchsi4, cbranchsf4): New.
10270 (casesi): Use cbranchsi4.
10272 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10273 hppa_branch_type): Delete.
10274 (return_addr_rtx): Use cbranchsi4.
10275 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10276 Emit CCFPmode comparison here.
10277 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10278 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10279 hppa_branch_type): Delete.
10280 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10281 (movsicc, movdicc): Remove references to hppa_compare_op0,
10282 hppa_compare_op1 and compare_from_rtx.
10283 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10284 (casesi): Use cbranchsi4.
10286 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10287 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10288 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10289 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10290 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10292 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10293 (*branch, *branch_inverted): New.
10295 * config/picochip/picochip.md (cbranchhi4): Use
10296 ordered_comparison_operator.
10297 (cmphi, bCC): Remove.
10299 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10300 (trap_comparison_operator): Delete.
10301 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10302 rs6000_emit_cbranch): Accept mode and operands.
10303 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10304 rs6000_compare_fp_p): Delete.
10305 (rs6000_generate_compare): Accept mode and comparison. Extract code
10306 and op0/op1 from there. Replace references to rs6000_compare_op0
10307 and rs6000_compare_op1.
10308 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10309 extract result from passed operands.
10310 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10311 extract loc from passed operands.
10312 (rs6000_emit_cmove): Likewise.
10313 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10314 rs6000_compare_fp_p): Delete.
10315 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10316 (cbranch<GPR>4, cbranch<FP>4): New.
10317 (cstore<mode>4): New. Consolidate here all choices about when to use
10318 portable or specialized sCC sequences.
10319 (stack_protect_test): Use cbranchsi4.
10320 (conditional_trap): Replace with ctrap<GPR>4.
10321 (conditional trap insn): Replace trap_comparison_operator with
10322 ordered_comparison_operator.
10324 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10325 (s390_emit_prologue): Use ctrap.
10326 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10327 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10328 New predicates replacing...
10329 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10330 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10331 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10332 (add<mode>cc): Do not use s390_compare_op0/op1.
10333 (s<code>): Change to...
10334 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10335 (seq): Change to...
10336 (cstorecc4): ... this. Handle EQ or NE equally.
10337 (*sne): Un-privatize for use in cstorecc4.
10338 (b<code>): Change to...
10339 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10340 (conditional_trap): Replace with...
10341 (ctrap<GPR>4, ctrap<FP>4): ... these.
10342 (stack_protect): Use cbranchcc4.
10344 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10345 * config/score/score-protos.h (score_gen_cmp): Delete.
10346 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10347 (score_block_move-loop): Use cbranchsi4.
10348 * config/score/score.md (cbranchsi4): New.
10349 (cmpsi, bCC): Delete.
10350 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10351 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10352 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10353 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10354 * config/score/score3.h (score3_gen_cmp): Delete.
10355 * config/score/score7.h (score7_gen_cmp): Delete.
10357 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10358 (sh_emit_scc_to_t): ... this. Return void.
10359 (from_compare): Rename to...
10360 (sh_emit_compare_and_branch): ... this.
10361 (sh_emit_compare_and_set): New.
10362 (sh_expand_t_scc): Accept operands.
10363 * config/sh/predicates.md (sh_float_comparison_operator): New.
10364 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10365 (prepare_scc_operands): Rename to...
10366 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10368 (sh_emit_cheap_store_flag): New.
10369 (sh_emit_set_t_insn): New.
10370 (from_compare): Rename to...
10371 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10372 handling of TARGET_SH2E floating point to avoid recursive call.
10373 Generate branch here.
10374 (sh_emit_compare_and_set): New.
10375 (sh_expand_t_scc): Get op0/op1 from arguments.
10376 (sh_emit_cheap_store_flag): New.
10377 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10379 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10380 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10381 (movsicc, movdicc): Do nothing when it recreated operands from
10382 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10383 prepare_scc_operands (now sh_emit_scc_to_t).
10384 (udivdi3): Use cstoresi4.
10385 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10386 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10387 (cbranchint4_media, cbranchfp4_media): New.
10388 (casesi): Use cbranchdi4.
10389 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10391 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10392 (movnegt): Remove second operand.
10393 (cbranchsf4, cbranchdf4): New.
10394 (stack_protect): Use cbranchdi4/cbranchsi4.
10396 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10397 (gen_compare_reg): Accept comparison, extract part of it to...
10398 (gen_compare_reg_1): ... this.
10399 (gen_compare_operator): Delete.
10400 (gen_v9_scc): Accept separate destination, comparison code and arms.
10401 Do not use sparc_compare_op0/sparc_compare_op1.
10402 (emit_scc_insn, emit_conditional_branch_insn): New.
10403 (emit_v9_brxx): Make static. Remove useless assertion.
10404 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10406 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10407 * config/sparc/sparc-protos.h (gen_compare_reg,
10408 sparc_emit_float_lib_cmp): Adjust prototype.
10409 (emit_scc_insn, emit_conditional_branch_insn): New.
10410 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10411 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10412 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10413 iterators to the top.
10414 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10415 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10416 snedi_special_trunc): Delete.
10417 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10418 and snedi_special_trunc.
10419 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10420 cbranchdi4, cbranch<F:mode>4): New.
10421 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10422 here. Use gen_compare_reg instead of gen_compare_operator.
10423 (conditional_trap): Replace with...
10424 (ctrapsi4, ctrapdi4): ... this.
10425 (stack_protect_test): Use cbranchcc4.
10427 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10429 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10430 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10431 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10432 from operands[0] or operands[3] depending on is_set.
10433 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10434 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10435 cmpdf, bCC), sCC: Remove.
10436 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10437 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10439 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10440 spu_emit_branch_or_set.
10442 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10444 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10445 xstormy16_compare_op1): Delete.
10446 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10447 xstormy16_compare_op1): Delete.
10448 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10450 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10451 (cmphi, cmpsi, bCC): Remove.
10453 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10454 (*cmpsi): ... this one.
10455 (cbranchsi4, cstoresi4): New.
10456 (bCC expanders): Delete.
10457 (sCC insns): Fold into...
10458 (*setcc): ... this one.
10459 (casesi): Do not use gen_cmpsi and gen_bgtu.
10460 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10461 (movsicc): Simplify.
10462 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10464 * config/vax/vax-protos.h (cond_name): New.
10465 (vax_output_conditional_branch): Remove.
10466 * config/vax/vax.c (cond_name): New.
10467 (vax_output_conditional_branch): Remove.
10468 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10469 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10470 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10471 (bit<VAXint>): Wrap source with (compare).
10472 (b<code> and following unnamed pattern): Rename to *branch and
10473 *branch_reversed. Change macroization to match_operator.
10474 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10476 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10477 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10478 Change last argument to machine_mode.
10479 (xtensa_expand_scc): Add machine_mode argument.
10480 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10481 (gen_conditional_move, xtensa_expand_conditional_branch,
10482 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10483 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10484 Adjust operand numbers.
10485 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10487 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10488 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10489 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10491 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10493 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10494 causes spurious differences between trunk and cond-optab branch.
10496 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10499 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10501 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10503 * tree.c (iterative_hash_pointer): Delete.
10504 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10505 Hash UIDs and versions of SSA names. Don't special-case built-in
10506 function declarations.
10508 2009-05-11 Ian Lance Taylor <iant@google.com>
10511 * graphite.c: Force -Wc++-compat to only be a warning before
10512 #including "cloog/cloog.h".
10514 2009-05-11 Martin Jambor <mjambor@suse.cz>
10516 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10518 2009-05-11 Jan Hubicka <jh@suse.cz>
10520 * tree-ssa-loop-ivcanon.c: Include target.h
10521 (struct loop_size): new structure.
10522 (constant_after_peeling): New predicate.
10523 (tree_estimate_loop_size): New function.
10524 (estimated_unrolled_size): Rewrite for new estimates.
10525 (try_unroll_loop_completely): Use new estimates.
10526 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10528 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10530 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10531 libcpp interface change.
10532 (spu_macro_to_expand): Likewise.
10534 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10536 PR tree-optimization/40026
10537 * gimplify.c (gimplify_init_constructor): Change initial conditional
10538 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10539 optimize_compound_literals_in_ctor.
10541 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10543 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10545 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10547 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10549 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10550 HOST_WIDE_INT for gap.
10552 2009-05-11 Ira Rosen <irar@il.ibm.com>
10554 PR tree-optimization/40074
10555 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10556 account in group size and step comparison.
10558 2009-05-11 Richard Guenther <rguenther@suse.de>
10560 * passes.c (init_optimization_passes): Strip now incorrect comment.
10561 (execute_function_todo): Do not set PROP_alias.
10562 * tree-pass.h (PROP_alias): Remove.
10563 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10564 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10565 * tree-nrv.c (pass_return_slot): Likewise.
10566 * tree-object-size.c (pass_object_sizes): Likewise.
10567 * tree-ssa-dom.c (pass_dominator): Likewise.
10568 (pass_phi_only_cprop): Likewise.
10569 * tree-ssa-dse.c (pass_dse): Likewise.
10570 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10571 (pass_cselim): Likewise.
10572 * tree-ssa-pre.c (pass_pre): Likewise.
10573 (pass_fre): Likewise.
10574 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10575 * tree-ssa-sink.c (pass_sink_code): Likewise.
10576 * tree-stdarg.c (pass_stdarg): Likewise.
10577 * tree-tailcall.c (pass_tail_calls): Likewise.
10578 * tree-vrp.c (pass_vrp): Likewise.
10580 2009-05-10 Ian Lance Taylor <iant@google.com>
10582 * basic-block.h (enum profile_status): Break out of struct
10583 control_flow_graph.
10584 * cgraph.h (struct inline_summary): Break out of struct
10586 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10587 of struct cgraph_order_sort.
10588 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10589 * cse.c (struct branch_path): Break out of struct
10590 cse_basic_block_data.
10591 * except.h (enum eh_region_type): Break out of struct eh_region.
10592 * gcc.c (enum add_del): Break out of struct modify_target.
10593 * genrecog.c (enum decision_type): Break out of struct decision_test.
10594 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10596 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10597 * regmove.c (enum match_use): New enum, broken out of struct match.
10598 * sched-int.h (enum post_call_group): New enum, broken out of
10600 (struct deps_reg): Break out of struct deps.
10601 * target.h (struct asm_int_op): Break out of struct gcc_target.
10602 * tree-eh.c (struct goto_queue_node): Break out of struct
10604 * tree-inline.h (enum copy_body_cge_which): Break out of
10606 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10608 * c-decl.c (in_struct, struct_types): New static variables.
10609 (pushtag): Add loc parameter. Change all callers.
10610 (lookup_tag): Add ploc parameter. Change all callers.
10611 (check_compound_literal_type): New function.
10612 (parser_xref_tag): Add loc parameter. Change all callers. If
10613 -Wc++-compat, warn about struct/union/enum types defined within a
10615 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10616 and loc parameters. Change all callers. Change error calls to
10617 error_at, using loc. For a redefinition, if the location of the
10618 original definition is known, report it. Set in_struct and
10619 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10620 (finish_struct): Add new parameters enclosing_in_struct and
10621 enclosing_struct_types. Change all callers. Set
10622 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10623 in the struct. If in a struct, add this struct to struct_types.
10624 (start_enum): Add loc parameter. Change all callers. Use
10625 error_at for errors, using loc. For a redefinition, if the
10626 location of the original definition is known, report it. If in a
10627 struct, add this enum type to struct_types. If -Wc++-compat warn
10628 if in sizeof, typeof, or alignof.
10629 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10630 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10631 (c_parser_enum_specifier): Get enum location for start_enum.
10632 (c_parser_struct_or_union_specifier): Get struct location for
10633 start_struct. Save in_struct and struct_types status between
10634 start_struct and finish_struct.
10635 (c_parser_cast_expression): Get location of cast.
10636 (c_parser_alignof_expression): Get location of type.
10637 (c_parser_postfix_expression): Likewise.
10638 (c_parser_postfix_expression_after_paren_type): Add type_loc
10639 parameter. Change all callers. Call check_compound_literal_type.
10640 Use type_loc for error about variable size type.
10641 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10642 of an enum constant from an enum type defined in a struct or union.
10643 (c_cast_expr): Add loc parameter. Change all callers. If
10644 -Wc++-compat, warn about defining a type in a cast.
10645 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10646 (start_enum, start_struct, finish_struct): Update declarations.
10647 (parser_xref_tag, c_cast_expr): Update declarations.
10648 (check_compound_literal_type): Declare.
10650 2009-05-11 Ben Elliston <bje@au.ibm.com>
10652 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10653 for recent libcpp interface change.
10654 (rs6000_macro_to_expand): Likewise.
10656 2009-05-10 Michael Matz <matz@suse.de>
10659 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10660 not at entry of function.
10662 2009-05-10 Richard Guenther <rguenther@suse.de>
10664 PR tree-optimization/40081
10666 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10667 using the main variant of the element type. Do not fiddle with
10668 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10670 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10671 structs with volatile fields.
10673 2009-05-10 Jan Hubicka <jh@suse.cz>
10675 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10676 (estimate_move_cost): Assert that it does not get called for
10678 (estimate_num_insns): Skip VOID types in argument handling.
10679 (optimize_inline_calls): Delete unreachable blocks and verify that
10680 callgraph is valid.
10682 2009-05-10 Jan Hubicka <jh@suse.cz>
10684 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10685 * cgraph.c (cgraph_mark_address_taken_node): New function.
10686 (dump_cgraph_node): Dump new flag.
10687 * cgraph.h (struct cgraph_node): Add address_taken.
10688 (cgraph_mark_address_taken_node): New function.
10689 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10690 since new direct calls can be born.
10692 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10694 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10695 tok->val.node.node.
10697 2009-05-10 Jan Hubicka <jh@suse.cz>
10699 PR middle-end/40084
10700 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10702 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10703 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10704 * tree-inline.c (copy_bb): Set frequency correctly.
10705 (fold_marked_statements): Update call to
10706 cgraph_update_edges_for_call_stmt.
10708 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10710 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10711 identifiers in diagnostics.
10712 * config/arm/arm.c (arm_handle_fndecl_attribute,
10713 arm_handle_isr_attribute): Likewise.
10714 * config/avr/avr.c (avr_handle_progmem_attribute,
10715 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10716 * config/bfin/bfin.c (handle_int_attribute,
10717 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10718 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10719 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10721 * config/darwin.c (darwin_handle_kext_attribute,
10722 darwin_handle_weak_import_attribute): Likewise.
10723 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10724 h8300_handle_eightbit_data_attribute,
10725 h8300_handle_tiny_data_attribute): Likewise.
10726 * config/i386/i386.c (ix86_handle_cconv_attribute,
10727 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10728 * config/i386/winnt.c (ix86_handle_shared_attribute,
10729 ix86_handle_selectany_attribute): Likewise.
10730 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10731 * config/m32c/m32c.c (function_vector_handler): Likewise.
10732 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10733 m68hc11_handle_fntype_attribute): Likewise.
10734 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10735 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10736 * config/mips/mips.c (mips_insert_attributes,
10737 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10738 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10739 rs6000_handle_struct_attribute): Likewise.
10740 * config/sh/sh.c (sh_insert_attributes,
10741 sh_handle_resbank_handler_attribute,
10742 sh_handle_interrupt_handler_attribute,
10743 sh2a_handle_function_vector_handler_attribute,
10744 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10746 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10747 * config/spu/spu.c (spu_handle_fndecl_attribute,
10748 spu_handle_vector_attribute): Likewise.
10749 * config/stormy16/stormy16.c
10750 (xstormy16_handle_interrupt_attribute): Likewise.
10751 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10752 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10754 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10756 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10757 (pp_translate_identifiers): New.
10758 (pp_identifier): Only conditionally translate identifier to locale
10760 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10761 (pp_base_tree_identifier): Only conditionally translate identifier
10762 to locale character set.
10763 * c-pretty-print.c (M_): Define.
10764 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10765 fragments for conditional translation with M_.
10766 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10767 identifier translation.
10769 2009-05-10 Richard Guenther <rguenther@suse.de>
10771 PR tree-optimization/40081
10772 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10773 using the main variant of the element type. Do not fiddle with
10774 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10776 2009-05-09 Jan Hubicka <jh@suse.cz>
10778 PR middle-end/40080
10779 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10780 indirect calls; verify cgraph afterwards.
10782 2009-05-09 Jan Hubicka <jh@suse.cz>
10785 * ipa.c (update_inlined_to_pointer): New function.
10786 (cgraph_remove_unreachable_nodes): Use it.
10788 2009-05-09 Jan Hubicka <jh@suse.cz>
10790 * tree-eh.c (struct leh_state): Remove prev_try.
10791 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10792 not track prev_try.
10793 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10794 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10795 remove_eh_handler_and_replace, foreach_reachable_handler,
10796 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10797 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10798 (gen_eh_region_cleanup): Update prototype.
10800 2009-05-09 Jan Hubicka <jh@suse.cz>
10802 PR middle-end/40043
10803 * except.c (copy_eh_region): Always set prev_try.
10804 (redirect_eh_edge_to_label): Find outer try.
10805 (foreach_reachable_handler): When looking for prev try
10806 handle case where previous try is not going to be taken.
10808 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10810 PR tree-optimization/40049
10811 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10812 only vector/vector shifts, convert the type of the constant to the
10813 appropriate type to avoid building incorrect trees, which
10814 eventually have problems with garbage collection.
10816 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10818 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10819 -1 for complex floating-point types if honoring signed zeros.
10821 2009-05-08 Jan Hubicka <jh@suse.cz>
10823 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10824 argument; handle correctly when profile is absent.
10825 (build_cgraph_edges): Update.
10826 (rebuild_cgraph_edges): Update.
10827 * cgraph.c: Do not include varray.h.
10828 (cgraph_set_call_stmt_including_clones): New function.
10829 (cgraph_create_edge_including_clones): Likewise
10830 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10831 (cgraph_update_edges_for_call_stmt): Handle clones.
10832 (cgraph_remove_node): Handle clone tree.
10833 (cgraph_remove_node_and_inline_clones): New function.
10834 (dump_cgraph_node): Dump clone tree.
10835 (cgraph_clone_node): Handle clone tree.
10836 (clone_function_name): Bring here from tree-inline.c.
10837 (cgraph_create_virtual_clone): New function.
10838 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10839 (cgraph_clone_info): New function.
10840 (strut cgraph_node): Add clone_info and new clone tree pointers.
10841 (cgraph_remove_node_and_inline_clones,
10842 cgraph_set_call_stmt_including_clones,
10843 cgraph_create_edge_including_clones,
10844 cgraph_create_virtual_clone): Declare.
10845 (cgraph_function_versioning): Use VEC argument.
10846 (compute_call_stmt_bb_frequency): Update prototype.
10847 (cgraph_materialize_all_clones): New function.
10848 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10849 (ipcp_create_replace_map): Update to VECtors.
10850 (ipcp_update_callgraph): Use virtual clones.
10851 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10852 (ipcp_update_profiling): Do not update local profiling.
10853 (ipcp_insert_stage): Use VECtors and virtual clones.
10854 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10855 (clone_of_p): New function.
10856 (cgraph_preserve_function_body_p): Use clone tree.
10857 (cgraph_optimize): Materialize clones.
10858 (cgraph_function_versioning): Update for VECtors.
10859 (save_inline_function_body): Use clone tree.
10860 (cgraph_materialize_clone): New function.
10861 (cgraph_materialize_all_clones): Likewise.
10862 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10863 * ipa.c: Include gimple.h.
10864 (cgraph_remove_unreachable_nodes): Use clone tree.
10865 * ipa-prop.c (ipa_note_param_call): Update call to
10866 compute_call_stmt_bb_frequencycall.
10867 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10868 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10869 (copy_bb): Handle updating of clone tree; add new edge when new call
10871 (expand_call_inline): Be strict about every call having edge.
10872 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10873 (delete_unreachable_blocks_update_callgraph): New function.
10874 (tree_function_versioning): Use VECtors; always remove unreachable
10875 blocks and fold conditionals.
10876 * tree-inline.h: Do not include varray.h.
10877 (tree_function_versioning): Remove.
10878 * Makefile.in (GTFILES): Remove tree-inline.c
10879 * passes.c (do_per_function): Do only functions having body.
10880 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10883 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10884 Andrew Morrow <acm@google.com>
10887 * c-common.c (c_common_attribute_table): Permit deprecated
10888 attribute to take an optional argument.
10889 (handle_deprecated_attribute): If the optional argument to
10890 __attribute__((deprecated)) is not a string ignore the attribute
10891 and emit a warning.
10893 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10894 * c-typeck.c (build_component_ref): Likewise.
10895 (build_external_ref): Likewise.
10897 * toplev.c (warn_deprecated_use): Add an attribute argument.
10898 Emit the message associated with __attribute__((deprecated)).
10900 * toplev.h (warn_deprecated_use): Updated.
10902 * doc/extend.texi: Document new optional parameter to
10903 __attribute__((deprecated))
10905 2009-05-08 Michael Eager <eager@eagercon.com>
10907 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10908 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10910 2009-05-08 Richard Guenther <rguenther@suse.de>
10912 PR tree-optimization/40062
10913 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10914 Avoid exponential behavior.
10916 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10918 PR rtl-optimization/33928
10920 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10921 process_uses, build_single_def_use_links): New.
10922 (update_df): Update use_def_ref.
10923 (forward_propagate_into): Use get_def_for_use instead of use-def
10925 (fwprop_init): Call build_single_def_use_links and let it initialize
10927 (fwprop_done): Free use_def_ref.
10928 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10929 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10930 df_rd_simulate_one_insn): New.
10931 (df_rd_bb_local_compute_process_def): Update head comment.
10932 (df_chain_create_bb): Use the new RD simulation functions.
10933 * df.h (df_rd_simulate_artificial_defs_at_top,
10934 df_rd_simulate_one_insn): New.
10935 * opts.c (decode_options): Enable fwprop at -O1.
10936 * doc/invoke.texi (-fforward-propagate): Document this.
10938 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10941 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10942 and one complex operand specially.
10943 * tree-complex.c (some_nonzerop): Do not identify a real value as
10944 zero if flag_signed_zeros.
10946 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10948 PR rtl-optimization/33928
10949 * loop-invariant.c (record_use): Fix && vs. || mishap.
10951 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10953 PR rtl-optimization/33928
10954 * loop-invariant.c (struct use): Add addr_use_p.
10955 (struct def): Add n_addr_uses.
10956 (struct invariant): Add cheap_address.
10957 (create_new_invariant): Set cheap_address.
10958 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10959 (record_uses): Pass df_ref to record_use.
10960 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10963 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10965 * config/sh/sh.c: Do not include c-pragma.h.
10967 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10969 * config/spu/spu.c: Remove include of c-common.h.
10971 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10974 * c-common.h (mark_valid_location_for_stdc_pragma,
10975 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10976 clear_float_const_decimal64, float_const_decimal64_p): New.
10977 * c.opt (Wunsuffixed-float-constants): New.
10978 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10979 unsuffixed float constant, handle new warning.
10980 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10981 * c-decl.c (c_scope): New flag float_const_decimal64.
10982 (set_float_const_decimal64, clear_float_const_decimal64,
10983 float_const_decimal64_p): New.
10984 (push_scope): Set new flag.
10985 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10986 to use STDC pragmas.
10987 (c_parser_external_declaration): Ditto.
10988 (c_parser_compound_statement_nostart): Ditto.
10989 * c-pragma.c (valid_location_for_stdc_pragma,
10990 mark_valid_location_for_stdc_pragma,
10991 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10992 handle_pragma_float_const_decimal64): New.
10993 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10994 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10995 set_float_const_decimal64, clear_float_const_decimal64,
10996 float_const_decimal64_p): New dummy functions.
10997 * doc/extend.texi (Decimal Float): Remove statement that the
10998 pragma, and suffix for double constants, are not supported.
10999 * doc/invoke.texi (Warning Options): List new option.
11000 (-Wunsuffixed-float-constants): New.
11002 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
11004 * config/i386/i386.c: Do not include c-common.h.
11006 2009-05-07 Mark Heffernan <meheff@google.com>
11008 * doc/invoke.texi (Debugging Options): Document change of debugging
11010 * opts.c (decode_options): Make dump_base_name relative to
11011 aux_base_name directory.
11013 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
11015 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
11016 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
11018 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
11020 * Makefile.in (install-plugin): Simplify a bit.
11022 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11024 * Makefile.in (OBJS-common): Add regcprop.o.
11026 * timevar.def (TV_CPROP_REGISTERS): New.
11027 * regrename.c (regrename_optimize): Return 0.
11028 (rest_of_handle_regrename): Delete.
11029 (pass_rename_registers): Point to regrename_optimize.
11030 (struct value_data_entry, struct value_data,
11031 kill_value_one_regno, kill_value_regno, kill_value,
11032 set_value_regno, init_value_data, kill_clobbered_value,
11033 kill_set_value, kill_autoinc_value, copy_value,
11034 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11035 replace_oldest_value_reg, replace_oldest_value_addr,
11036 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11037 debug_value_data, validate_value_data): Move...
11038 * regcprop.c: ... here.
11039 (rest_of_handle_cprop): Delete.
11040 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11042 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11044 PR middle-end/40057
11045 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11046 GEN_INT for 1 << bitnum.
11047 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11048 build_int_cst_type.
11050 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11052 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11053 Remove wrong description of "nand" operation.
11055 2009-05-06 Richard Guenther <rguenther@suse.de>
11056 Adam Nemet <anemet@caviumnetworks.com>
11058 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11059 comment. Add that if LHS is not a gimple register, then RHS1 has
11060 to be a single object (GIMPLE_SINGLE_RHS).
11062 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11064 * expr.c (get_def_for_expr): Move it up in the file.
11065 (store_field): When expanding a bit-field store, look at the
11066 defining gimple stmt for the masking conversion.
11068 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11070 PR middle-end/39986
11071 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11072 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11073 32-bit memcpy into long.
11075 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11077 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11078 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11080 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11081 instead of appending DW_OP_deref*.
11083 2009-05-06 Michael Matz <matz@suse.de>
11085 PR middle-end/40021
11086 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11087 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11089 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11091 * Makefile.in (install-plugin): Fix srcdir handling.
11093 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11095 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11096 when processing for not_regs_needed bitmap.
11097 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11098 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11099 handling it for rhs.
11101 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11103 * config/i386/i386.md (unnamed inc/dec peephole): Use
11104 optimize_insn_for_size_p instead of optimize_size.
11105 * config/i386/predicates.md (incdec_operand): Likewise.
11106 (aligned_operand): Likewise.
11107 * config/i386/sse.md (divv8sf3): Likewise.
11108 (sqrtv8sf2): Likewise.
11110 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11112 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11114 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11116 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11118 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11119 ssemodesuffixf2c with avxmodesuffixf2c.
11121 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11124 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11126 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11128 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11129 (struct tree_base): Adjust spacing for 8 bit boundaries.
11130 (struct tree_decl_common): Add decl_by_reference_flag bit.
11131 (DECL_BY_REFERENCE): Adjust.
11132 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11133 print DECL_BY_REFERENCE bit.
11134 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11135 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11136 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11137 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11140 PR middle-end/39666
11141 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11142 range of the type, but default label is missing, add it with one
11143 of the existing labels instead of adding a new label for it.
11145 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11149 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11151 * Makefile.in (enable_plugin, plugin_includedir): New.
11152 (install): Depend on install-plugin.
11153 (PLUGIN_HEADERS): New.
11154 (install-plugin): New.
11155 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11157 2009-05-05 Richard Guenther <rguenther@suse.de>
11159 PR tree-optimization/40022
11160 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11162 (phivn_valid_p): Fix tuplification error, simplify.
11163 (phiprop_insert_phi): Add dumps.
11164 (propagate_with_phi): Simplify.
11166 2009-05-05 Richard Guenther <rguenther@suse.de>
11168 PR middle-end/40023
11169 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11171 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11173 * tree.h (strip_float_extensions): Remove duplicate declaration.
11174 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11175 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11176 block_ultimate_origin): Rearrange the declarations line to match the
11177 comment that indicates the .c file which the functions are defined.
11178 (dwarf2out_*, set_decl_rtl): Add comment.
11179 (get_base_address): Adjust comment.
11180 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11181 declarations line and add comment.
11182 (is_builtin_name): Add blank after function name, for clarity.
11184 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11186 * attribs.c (decl_attributes): Use %qE for identifiers in
11188 * cgraphunit.c (verify_cgraph_node): Translate function names to
11189 locale character set in diagnostics.
11190 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11192 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11193 Document that functions are named in UTF-8.
11194 * expr.c (expand_expr_real_1): Translate function names to locale
11195 character set in diagnostics.
11196 * gimplify.c (omp_notice_variable, omp_is_private,
11197 gimplify_scan_omp_clauses): Use %qE for identifiers in
11199 * langhooks.c (lhd_print_error_function): Translate function names
11200 to locale character set.
11201 * langhooks.h (decl_printable_name): Document that return value is
11202 in internal character set.
11203 * stmt.c: Include pretty-print.h
11204 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11206 (resolve_operand_name_1): Translate named operand name to locale
11208 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11210 * toplev.c (announce_function): Translate function names to locale
11212 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11213 (default_tree_printer): Use pp_identifier or translate identifiers
11214 to locale character set. Mark "<anonymous>" for translation.
11215 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11216 for identifiers in diagnostics.
11217 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11219 * varasm.c (output_constructor): Use %qE for identifiers in
11222 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11224 * configure.ac: use ` ` instead of $()
11225 * configure: Regenerate.
11227 2009-05-05 Ben Elliston <bje@au.ibm.com>
11229 * config/pa/linux-atomic.c: Eliminate conditional include of
11230 errno.h on non-LP64 systems to simplify build requirements.
11232 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11234 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11236 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11237 and pass value to identifier_to_locale.
11238 (warn_variable_length_array): Make name a tree.
11239 (grokdeclarator): Separate diagnostic texts for named and unnamed
11240 declarators. Use %qE for named declarators.
11241 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11243 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11244 identifiers in diagnostics.
11245 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11246 identifier_to_locale. Mark "anonymous" strings for translation.
11248 2009-05-04 Michael Eager <eager@eagercon.com>
11250 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11251 address for DImode/DFmode only if double-precision FP regs.
11253 2009-05-04 Michael Eager <eager@eagercon.com>
11255 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11256 TARGET_SINGLE_FLOAT check.
11258 2009-05-04 Michael Eager <eager@eagercon.com>
11260 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11262 2009-05-04 Michael Eager <eager@eagercon.com>
11264 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11265 * config/rs6000/t-xilinx: New
11267 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11269 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11270 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11271 * gcc/explow.c (memory_address): Use target hook.
11272 * gcc/targhooks.c (default_legitimize_address): New.
11273 * gcc/targhooks.h (default_legitimize_address): New.
11274 * gcc/target.h (legitimize_address): New.
11275 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11276 (TARGET_INITIALIZER): Include it.
11277 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11279 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11280 * config/bfin/bfin.c (legitimize_address): Remove.
11281 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11282 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11284 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11285 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11287 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11288 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11289 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11290 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11291 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11292 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11293 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11294 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11295 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11296 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11297 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11298 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11299 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11300 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11301 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11302 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11303 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11304 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11305 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11306 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11307 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11308 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11309 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11311 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11312 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11313 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11314 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11315 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11316 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11317 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11318 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11319 (thumb_legitimize_address): Delete.
11320 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11321 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11322 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11323 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11324 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11325 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11327 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11330 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11331 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11332 * config/m32r/m32r.c (m32r_legitimize_address): New.
11333 * config/m68k/m68k.c (m68k_legitimize_address): New.
11334 * config/score/score.c (score_legitimize_address): Standardize.
11335 * config/score/score3.c (score3_legitimize_address): Standardize.
11336 * config/score/score3.h (score3_legitimize_address): Adjust.
11337 * config/score/score7.c (score7_legitimize_address): Standardize.
11338 * config/score/score7.h (score7_legitimize_address): Adjust.
11339 * config/sh/sh.c (sh_legitimize_address): New.
11340 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11342 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11343 (s390_legitimize_address): ... this.
11344 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11345 (sparc_legitimize_address): ... this.
11346 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11347 (ix86_legitimize_address): ... this.
11348 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11349 (avr_legitimize_address): ... this.
11350 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11351 (mn10300_legitimize_address): ... this.
11352 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11353 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11354 (alpha_expand_mov): Adjust call.
11356 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11357 * config/spu/spu.c (spu_legitimize_address): Likewise.
11358 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11359 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11361 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11363 * intl.c (locale_encoding, locale_utf8): New.
11364 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11365 * intl.h (locale_encoding, locale_utf8): Declare.
11366 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11367 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11369 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11371 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11372 (pp_base_tree_identifier): Declare as function.
11373 (identifier_to_locale): Declare.
11374 * Makefile.in (pretty-print.o): Update dependencies.
11375 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11377 2009-05-04 Richard Guenther <rguenther@suse.de>
11379 PR middle-end/40015
11380 * builtins.c (fold_builtin_memory_op): Do not decay to element
11381 type if the size matches the whole array.
11383 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11385 * expmed.c (synth_mult): When trying out a shift, pass the result
11388 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11390 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11391 (shiftsub1_cost): New.
11392 (init_expmed): Compute shiftsub1_cost.
11393 (synth_mult): Optimize multiplications by constants of the form
11394 -(2^^m-1) for some constant positive integer m.
11396 2009-05-03 Richard Guenther <rguenther@suse.de>
11399 * c-typeck.c (array_to_pointer_conversion): Do not built
11400 ADDR_EXPRs of arrays of pointer-to-element type.
11401 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11402 up wrong ADDR_EXPRs after-the-fact.
11403 * c-common.c (strict_aliasing_warning): Strip pointer
11404 conversions for obtaining the original type.
11405 * builtins.c (fold_builtin_memset): Handle array types.
11406 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11409 2009-05-03 Richard Guenther <rguenther@suse.de>
11411 PR middle-end/23329
11412 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11413 Do not lose casts from array types with unknown extent to array
11414 types with known extent.
11415 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11416 alias set compatibility.
11418 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11420 * flags.h (extra_warnings): Delete.
11421 * toplev.c (process_options): Handle Wuninitialized here.
11422 * opts.c (extra_warnings): Delete.
11423 (set_Wextra): Delete.
11424 (common_handle_option): -Wextra can be handled automatically.
11425 * c-opts.c (c_common_handle_option): Delete obsolete code.
11426 (c_common_post_options): Simplify comment.
11427 * common.opt (W): Add Var.
11429 (Wuninitialized): Initialize to -1.
11431 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11432 Richard Guenther <rguenther@suse.de>
11434 * expr.c (get_def_for_expr): New function.
11435 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11436 SSA rather than trees.
11437 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11438 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11440 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11442 * c-common.c (reswords): Add _Imaginary.
11443 * c-common.c (enum rid): Add RID_IMAGINARY.
11445 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11447 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11448 Patch by Richard Guenther.
11450 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11452 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11453 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11454 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11455 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11456 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11457 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11458 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11459 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11460 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11461 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11462 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11463 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11464 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11465 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11466 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11467 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11468 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11469 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11471 2009-05-02 Richard Guenther <rguenther@suse.de>
11473 PR tree-optimization/39940
11474 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11477 2009-05-02 Richard Guenther <rguenther@suse.de>
11479 PR middle-end/40001
11480 * tree-ssa.c (execute_update_addresses_taken): Properly check
11481 if we can mark a variable DECL_GIMPLE_REG_P.
11482 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11483 back to the end of the function.
11484 (is_gimple_reg_type): Remove complex type special casing.
11485 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11488 2009-05-02 Ben Elliston <bje@au.ibm.com>
11490 * doc/collect2.texi (Collect2): Document search path behaviour
11491 when configured with --with-ld.
11493 2009-05-02 Jan Hubicka <jh@suse.cz>
11495 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11496 parameter; update callers.
11497 (coalesce_cost_edge): EH edges are costier because they needs
11498 splitting even if not critical and even more costier when there are
11499 multiple EH predecestors.
11501 2009-05-02 Jan Hubicka <jh@suse.cz>
11503 * except.c (remove_eh_handler_and_replace): Handle updating after
11504 removing TRY blocks.
11506 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11508 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11510 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11512 * varasm.c: Do not include c-pragma.h.
11513 * attribs.c: Do not incude c-common.h.
11515 2009-05-01 Michael Matz <matz@suse.de>
11517 * calls.c (initialize_argument_information): Handle SSA names like
11518 decls with a non MEM_P DECL_RTL.
11520 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11522 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11523 * ipa-utils.c: Likewise.
11524 * ipa-type-escape.c: Likewise.
11525 * cgraphunit.c Do not include c-common.h.
11526 * ipa-pure-const.c: Likewise.
11527 * tree-if-conv.c: Likewise.
11528 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11529 * ipa-struct-reorg.c: Likewise.
11530 * tree-nomudflap.c: Likewise.
11531 * tree-ssa-structalias.c: Likewise.
11533 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11535 * store-motion.c: Many cleanups to make this pass a first-class
11536 citizen instead of an appendix to gcse load motion. Add TODO list
11537 to make this pass faster/cleaner/better.
11539 (struct ls_expr): Post gcse.c-split cleanups.
11540 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11541 "stores" field to "avail_stores".
11542 (pre_ldst_mems): Rename to store_motion_mems.
11543 (pre_ldst_table): Rename to store_motion_mems_table.
11544 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11545 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11546 (ldst_entry): Rename to st_expr_entry, update users.
11547 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11548 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11549 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11551 (first_ls_expr): Rename to first_st_expr, update users.
11552 (next_ls_expr): Rename to next_st_expr, update users.
11553 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11554 fields properly for store motion instead of names inherited from load
11556 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11557 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11560 (ae_kill): Rename to st_kill, update users.
11561 (ae_gen): Rename to st_avloc, update users.
11562 (transp): Rename to st_transp, update users.
11563 (pre_insert_map): Rename to st_insert_map, update users.
11564 (pre_delete_map): Rename to st_delete_map, update users.
11565 (insert_store, build_store_vectors, free_store_memory,
11566 one_store_motion_pass): Update for abovementioned changes.
11568 (gcse_subst_count, gcse_create_count): Remove.
11569 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11570 and "n_stores_created", local variables.
11572 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11575 (regvec, compute_store_table_current_insn): Remove.
11576 (reg_set_info, reg_clear_last_set): Remove.
11577 (compute_store_table): Use DF caches instead of local dataflow
11580 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11582 * c-objc-common.c (c_tree_printer): Print identifiers with
11583 pp_identifier, not pp_string. Mark "({anonymous})" for
11585 * c-pretty-print.c (pp_c_ws_string): New.
11586 (pp_c_cv_qualifier, pp_c_type_specifier,
11587 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11588 pp_c_storage_class_specifier, pp_c_function_specifier,
11589 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11590 pp_c_primary_expression, pp_c_postfix_expression,
11591 pp_c_unary_expression, pp_c_shift_expression,
11592 pp_c_relational_expression, pp_c_equality_expression,
11593 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11594 use pp_string and pp_c_ws_string in place of pp_identifier and
11595 pp_c_identifier for non-identifiers. Mark English strings for
11597 * c-pretty-print.h (pp_c_ws_string): Declare.
11599 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11600 Roland McGrath <roland@redhat.com>
11602 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11603 (ENABLE_LD_BUILDID): New configuration option.
11604 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11605 (LINK_BUILDID_SPEC): New macro.
11606 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11608 * doc/install.texi: Document --enable-linker-build-id option.
11609 * configure: Rebuild.
11610 * config.in: Rebuild.
11612 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11614 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11615 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11616 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11617 MIPS_GP_SAVE_AREA_SIZE.
11618 * config/mips/mips.c (struct mips_frame_info): Update comment
11619 before arg_pointer_offset and hard_frame_pointer_offset.
11620 (mips_compute_frame_info): Update diagram before function: to
11621 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11622 indicate the position of frame_pointer_rtx with -fstack-protector and
11623 to show args_size. Don't allocate cprestore area for leaf functions
11624 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11626 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11628 2009-04-30 Michael Matz <matz@suse.de>
11630 PR tree-optimization/39955
11631 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11633 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11635 * ira.c (setup_cover_and_important_classes): Use safe macro
11636 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11638 * genpreds.c (write_tm_preds_h): Output suitable definition of
11639 REG_CLASS_FOR_CONSTRAINT.
11641 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11643 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11645 * bitmap.c (bitmap_descriptor): Likewise.
11646 * ggc-common.c (loc_descriptor): Likewise.
11647 * varray.c (varray_descriptor): Likewise.
11648 * vec.c (vec_descriptor): Likewise.
11650 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11652 * Makefile.in (dce.o): Add $(EXCEPT_H).
11653 * dce.c: Include except.h and delete redundant vector definitions.
11654 (deletable_insn_p): Return false for non-call insns that can throw
11657 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11659 * gcse.c (ae_gen): Remove.
11660 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11661 and make non-static function to make it available in store-motion.c.
11662 Update call sites with search-and-replace.
11663 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11664 extract_mentioned_regs, extract_mentioned_regs_helper,
11665 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11666 store_killed_in_insn, store_killed_after, store_killed_before,
11667 build_store_vectors, insert_insn_start_basic_block, insert-store,
11668 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11669 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11670 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11671 * store-motion.c: ...new file. Also copy data structures from gcse.c
11672 and clean up to remove parts not used by store motion.
11673 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11674 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11676 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11679 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11680 when optimizing for size.
11682 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11684 * gcse.c (gcse_constant_p): Fix typo in last change.
11686 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11688 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11690 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11692 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11694 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11696 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11697 CONST_HIGH_PART result.
11699 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11701 * config/avr/avr.c (initial_elimination_offset): Rename to
11702 avr_initial_elimination_offset.
11703 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11704 change return type to bool.
11705 (avr_can_eliminate): New function.
11706 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11707 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11708 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11709 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11710 avr_initial_elimination_offset.
11711 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11712 (avr_initial_elimination_offset): Define.
11714 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11715 Steven Bosscher <steven@gcc.gnu.org>
11717 PR rtl-optimization/39938
11718 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11719 * cfgrtl.c: Include insn-attr.h.
11720 (rest_of_pass_free_cfg): New function.
11721 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11722 * resource.c (init_resource_info): Remove call to df_analyze.
11724 2009-04-29 Richard Guenther <rguenther@suse.de>
11727 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11728 allow conversion to signed integers.
11730 2009-04-29 Richard Guenther <rguenther@suse.de>
11732 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11733 shifts of floating point vectors if the shift amount is
11734 a constant multiple of the element size.
11736 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11737 Michael Matz <matz@suse.de>
11739 PR middle-end/39927
11741 * tree-outof-ssa.c (emit_partition_copy): New function.
11742 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11743 insert_part_to_rtx_on_edge): Perform the partition base var
11744 copy using emit_partition_copy.
11745 (insert_value_copy_on_edge): Convert constants to the right mode.
11746 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11747 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11749 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11751 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11752 scan backwards to try to find a constant to initialize it.
11754 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11755 insn before the loop_end instruction, don't look past labels.
11757 2009-04-29 Richard Guenther <rguenther@suse.de>
11759 PR middle-end/39937
11760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11761 loose type conversions.
11762 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11763 stmts only if there are no uses of its definition.
11765 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11767 * config/bfin/bfin.h (splitting_loops): Declare.
11768 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11769 Reorder bit definitions to be ascending.
11770 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11771 * config/bfin/bfin.c (splitting_loops): New variable.
11772 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11773 (struct loop_info): Remove members INIT and LOOP_INIT.
11774 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11775 the LSETUP sequence. Allow LC to be loaded from any register, but
11776 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11777 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11779 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11780 of reload_completed.
11783 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11785 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11787 * Makefile.in (PLUGIN_VERSION_H): New.
11788 (OBJS-common): Remove plugin-version.o.
11789 (plugin.o): Depend on (PLUGIN_VERSION_H).
11790 (plugin-version.o): Remove.
11791 * configure: Regenerate
11792 * configure.ac: Create plugin-version.h.
11793 * gcc-plugin.h (plugin_gcc_version): Remove.
11794 (plugin_default_version_check): Change signature.
11795 * plugin-version.c: Remove.
11796 * plugin.c: Include plugin-version.h.
11797 (str_plugin_gcc_version_name): Remove.
11798 (try_init_one_plugin): Pass gcc version to plugin_init.
11799 (plugin_default_version_check): Both gcc and plugin versions are now
11802 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11804 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11805 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11806 Remove special case testing for last insn of inner loops. Don't fail
11807 if the loop ends with a jump, emit an extra nop instead.
11809 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11810 DREGS rather than comparing directly. Remove code that tries to
11811 account for latencies.
11813 2009-04-29 Richard Guenther <rguenther@suse.de>
11815 PR tree-optimization/39941
11816 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11817 eliminating an indirect call.
11819 2009-04-29 Richard Guenther <rguenther@suse.de>
11821 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11822 parameter. Allow invariants as base if !require_lvalue.
11823 (verify_gimple_assign_single): Adjust.
11825 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11827 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11828 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11829 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11830 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11831 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11833 * config/bfin/bfin.c (bfin_expand_builtin,
11834 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11836 2009-04-28 Richard Guenther <rguenther@suse.de>
11838 * tree-vect-loop.c (get_initial_def_for_induction): Use
11839 correct types for pointer increment.
11841 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11843 * toplev.c (print_version): Update GMP version string calculation.
11845 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11847 PR rtl-optimization/39938
11848 * resource.c (init_resource_info): Add call to df_analyze.
11850 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11852 * config/alpha/alpha.md (usegp): Cast the result of
11853 alpha_find_lo_sum_using_gp to enum attr_usegp.
11854 * config/alpha/alpha.c (override_options): Remove end-of-structure
11855 marker element from cpu_table. Use array size of cpu_table to handle
11856 -mcpu and -mtune options.
11857 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11859 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11861 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11862 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11863 tune_32 and tune_64.
11864 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11865 support on PowerPC.
11866 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11867 * config/rs6000/option-defaults.h: ... here. New file.
11868 (OPT_64, OPT_32): Define.
11869 (MASK_64BIT): Define to 0 if not already defined.
11870 (OPT_ARCH64, OPT_ARCH32): Define.
11871 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11874 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11876 * config/arm/arm.c (arm_override_options): Emit error on using
11879 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11881 PR rtl-optimization/39914
11882 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11883 registers for allocnos created from user-defined variables only
11884 when not optimizing.
11886 2009-04-28 Richard Guenther <rguenther@suse.de>
11888 PR middle-end/39937
11889 * fold-const.c (fold_binary): Use distribute_real_division only
11892 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11894 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11895 add hpux-stdint.h to tm_file.
11896 (hppa[12]*-*-hpux11*): Ditto.
11897 (ia64*-*-hpux*): Ditto.
11898 * config/hpux-stdint.h: New.
11899 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11900 __STDC_EXT__ for all compiles.
11901 * config/pa/pa-hpux.h: Ditto.
11902 * config/pa/pa-hpux10.h: Ditto.
11903 * config/pa/pa-hpux11.h: Ditto.
11905 2009-04-28 Catherine Moore <clm@codesourcery.com>
11907 * debug.h (set_name): Add comment.
11909 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11912 * config/darwin.c (machopic_gen_offset): Check
11913 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11914 * config/arm/arm.c (require_pic_register): Likewise.
11916 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11918 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11919 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11920 m32c_promote_prototypes): Delete.
11922 2009-04-28 Michael Matz <matz@suse.de>
11924 PR middle-end/39922
11925 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11928 2009-04-28 Richard Guenther <rguenther@suse.de>
11930 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11932 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11934 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11935 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11936 * config/arm/arm-tune.md: Regenerate.
11938 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11940 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11941 block if there are complex incoming edges.
11942 (sel_merge_blocks): Remove useless assert.
11943 (sel_redirect_edge_and_branch): Check that edge was redirected.
11944 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11945 (sel_find_rgns): Delete declaration.
11946 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11947 the region when it is not a preheader.
11949 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11952 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11954 2009-04-28 Richard Guenther <rguenther@suse.de>
11956 * tree.h (SSA_NAME_VALUE): Remove.
11957 (struct tree_ssa_name): Remove value_handle member.
11958 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11959 array for jump threading.
11960 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11962 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11963 * tree-flow.h (threadedge_initialize_values): Declare.
11964 (threadedge_finalize_values): Likewise.
11965 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11966 (SSA_NAME_VALUE): Define.
11967 (threadedge_initialize_values): New function.
11968 (threadedge_finalize_values): Likewise.
11969 * tree-ssa-dom.c (ssa_name_values): New global variable.
11970 (SSA_NAME_VALUE): Define.
11971 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11973 2009-04-28 Ira Rosen <irar@il.ibm.com>
11975 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11976 Use REPORT_VECTORIZED_LOCATIONS instead
11977 REPORT_VECTORIZED_LOOPS.
11978 * tree-vectorizer.c (vect_verbosity_level): Make static.
11979 (vect_loop_location): Rename to vect_location.
11980 (vect_set_verbosity_level): Update comment.
11981 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11983 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11984 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11985 instead REPORT_UNVECTORIZED_LOOPS.
11986 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11987 and vect_loop_def to vect_external_def and vect_internal_def.
11988 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11989 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11990 REPORT_UNVECTORIZED_LOCATIONS.
11991 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11992 and vect_used_in_loop and to vect_unused_in_scope and
11993 vect_used_in_scope.
11994 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11995 (vect_verbosity_level): Remove declaration.
11996 (vect_analyze_operations): Likewise.
11997 (vect_analyze_stmt): Declare.
11998 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11999 REPORT_UNVECTORIZED_LOCATIONS.
12000 (vect_get_loop_niters): Fix indentation.
12001 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
12002 (vect_analyze_loop_operations): New function.
12003 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
12004 vect_analyze_operations.
12005 (vect_is_simple_reduction): Use new names.
12006 (vectorizable_live_operation, vect_transform_loop): Likewise.
12007 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
12008 to specify whether the data references can be a part of interleaving
12010 (vect_analyze_data_ref_dependence): Use new names.
12011 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
12012 (vect_create_addr_base_for_vector_ref): Remove redundant code.
12013 * tree-vect-patterns.c (widened_name_p): Use new names.
12014 (vect_recog_dot_prod_pattern): Likewise.
12015 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
12016 (process_use, vect_mark_stmts_to_be_vectorized,
12017 vect_model_simple_cost, vect_model_store_cost,
12018 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
12019 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
12020 vectorizable_operation, vectorizable_type_demotion,
12021 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12022 vectorizable_condition): Likewise.
12023 (vect_analyze_operations): Split into vect_analyze_loop_operations
12025 (vect_analyze_stmt): ... new function.
12026 (new_stmt_vec_info): Use new names.
12027 (vect_is_simple_use): Use new names and fix comment.
12028 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12029 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12031 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12034 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12035 and integer modes for x87 operands. Do not ICE for unsupported size,
12036 generate error instead. Generate error for unsupported operand types.
12037 ['z']: Do not handle HImode memory operands specially. Warning
12038 for floating-point operands. Fallthru to 'Z' for unsupported operand
12039 types. Do not ICE for unsupported size, generate error instead.
12040 (output_387_binary_op): Use %Z to output operands.
12041 (output_fp_compare): Ditto.
12042 (output_387_reg_move): Ditto.
12044 2009-04-28 Ben Elliston <bje@au.ibm.com>
12049 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12051 * builtins.c (c_strlen): Do not warn here.
12052 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12053 * c-common.c (pointer_int_sum): Take an explicit location.
12054 Warn about offsets out of bounds.
12055 * c-common.h (pointer_int_sum): Adjust declaration.
12057 2009-04-27 Ian Lance Taylor <iant@google.com>
12059 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12061 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12062 * df-core.c (df_set_flags): Change return type to int. Change
12063 type of old_flags to int.
12064 (df_clear_flags): Likewise.
12065 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12066 (df_get_conditional_uses): Likewise.
12067 * df.h (df_set_flags, df_clear_flags): Update declarations.
12068 * dwarf2out.c (struct indirect_string_node): Change type of form
12069 field to enum dwarf_form.
12070 (AT_string_form): Change return type to enum dwarf_form.
12071 * fixed-value.c (fixed_compare): Add cast to enum type.
12072 * fwprop.c (update_df): Change 0 to VOIDmode.
12073 * gensupport.c: Change 0 to UNKNOWN.
12074 * gimple.h (gimple_cond_code): Add cast to enum type.
12075 * haifa-sched.c (reemit_notes): Add cast to enum type.
12076 * hooks.c (hook_int_void_no_regs): Remove function.
12077 * hooks.h (hook_int_void_no_regs): Remove declaration.
12078 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12079 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12080 * real.c (real_arithmetic): Add cast to enum type.
12081 (real_compare): Likewise.
12082 * target.h (struct gcc_target): Change return type of
12083 branch_target_register_class to enum reg_class.
12084 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12085 default_branch_target_register_class.
12086 * targhooks.c (default_branch_target_register_class): New function.
12087 * targhooks.h (default_branch_target_register_class): Declare.
12088 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12089 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12091 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12093 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12094 vect_uninitialized_def. Change 0 to ERROR_MARK.
12095 * tree-vect-stmts.c (supportable_widening_operation): Don't
12096 initialize icode1 and icode2.
12097 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12098 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12100 (cmn_err_flag_specs): Change 0 to STD_C89.
12101 (cmn_err_char_table): Likewise.
12102 * config/arm/arm.c (get_arm_condition_code): Change type of code
12103 to enum arm_cond_code.
12104 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12105 (IWMMXT_BUILTIN2): Likewise.
12106 (neon_builtin_type_bits): Don't define typedef.
12107 (neon_builtin_datum): Change type of bits field to int.
12108 (arm_expand_neon_args): Add cast to enum type.
12109 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12111 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12112 casts to enum type.
12113 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12115 * config/mips/mips.md (jal_macro): Return enum constant.
12116 (single_insn): Likewise.
12117 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12119 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12120 casts to enum type.
12121 * config/s390/s390.c (s390_tune_flags): Change type to int.
12122 (s390_arch_flags): Likewise.
12123 (s390_handle_arch_option): Change flags field of struct pta to int.
12124 * config/s390/s390.h (s390_tune_flags): Update declaration.
12125 (s390_arch_flags): Likewise.
12126 * config/sh/sh.c (prepare_move_operands): Compare
12127 tls_symbolic_operand result with enum constant.
12128 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12129 (sh_expand_prologue): Add cast to enum type.
12130 (sh_expand_epilogue): Likewise.
12131 (tls_symbolic_operand): Change return type to enum tls_model.
12132 (fpscr_set_from_mem): Add cast to enum type.
12133 (legitimize_pic_address): Compare tls_symbolic_operand result with
12135 (sh_target_reg_class): Change return type to enum reg_class.
12136 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12138 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12139 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12140 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12141 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12142 (delayed_branch, tls_call_delay): Likewise.
12143 (eligible_for_sibcall_delay): Likewise.
12144 (eligible_for_return_delay): Likewise.
12145 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12146 (spu_expand_builtin_1): Likewise.
12148 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12149 for all types of conversions.
12150 (output_init_element): Issue -Wc++-compat warning if needed when
12151 initializing a bitfield with enum type.
12152 * c-parser.c (c_parser_expression): Set original_type to
12153 original_type of right hand operand of comman operator.
12155 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12157 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12159 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12160 * doc/cpp.texi (Standard Predefined Macros)
12161 (Implementation-defined behavior): Likewise.
12162 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12163 * doc/gimple.texi (GIMPLE Exception Handling)
12164 (@code{GIMPLE_ASSIGN}): Likewise.
12165 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12166 * doc/invoke.texi (Warning Options, Optimize Options)
12167 (AVR Options, Darwin Options): Likewise.
12168 (Optimize Options): Reformulate -fwhole-program description.
12169 * doc/loop.texi (Lambda): Likewise.
12170 * doc/md.texi (Output Template, Define Constraints)
12171 (Standard Names, Insn Splitting): Likewise.
12172 * doc/options.texi (Option properties): Likewise.
12173 * doc/passes.texi (Tree-SSA passes): Likewise.
12174 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12175 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12176 (File Names and DBX): Likewise.
12177 * doc/trouble.texi (Incompatibilities): Likewise.
12179 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12181 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12182 instruction is correct.
12184 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12186 Allow non-constant arguments to conversion intrinsics.
12187 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12188 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12189 * spu.c (print_operand): Handle 'v' and 'w'.
12190 (exp2_immediate_p, spu_gen_exp2): Define.
12191 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12192 spu_convtf_1): Update parameter descriptions.
12193 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12194 * constraints.md ('v', 'w'): New.
12195 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12197 (i2f, I2F): New define_mode_attr.
12198 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12199 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12200 fixuns_truncv4sfv4si2): Update to use mode attribute.
12201 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12202 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12203 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12204 patterns for combine.
12206 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12208 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12209 (cprop, hoist, pre, store_motion): New debug counters.
12210 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12211 is not an RTL pass anymore.
12212 (pass_profiling): Remove extern decl for pass removed in 2005.
12213 (pass_gcse, pass_jump_bypass): Remove.
12214 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12215 to 0 for clean state.
12216 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12217 * cse.c (gate_handle_cse_after_global_opts,
12218 rest_of_handle_cse_after_global_opts): New functions.
12219 (pass_cse_after_global_opts): New pass, does local CSE.
12220 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12221 (TV_CPROP): New timevar.
12222 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12223 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12224 (gcse_main, recompute_all_luids): Remove.
12225 (compute_hash_table_work): Call max_reg_num instead of reading
12227 (cprop_jump): Don't set run_jump_opt_after_gcse.
12228 (constprop_register): Always allow to alter jumps.
12229 (cprop_insn): Likewise.
12230 (do_local_cprop): Likewise.
12231 (local_cprop_pass): Likewise. Return non-zero if something changed.
12232 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12233 (find_implicit_sets): Add note about missed optimization opportunity.
12234 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12235 pass_rtl_cprop execute function.
12236 Don't bother tracking the pass number, each pass gets its own dumpfile
12238 Always allow to alter jumpsand bypass jumps.
12239 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12240 will just find no suitable set.
12241 (pre_edge_insert): Fix dumping, this function is for PRE only.
12242 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12243 pass_rtl_pre execute function.
12244 (hoist_code): Return non-zero if something changed. Keep track of
12245 substitutions and insertions for statistics gathering similar to PRE.
12246 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12247 called from the pass_rtl_hoist execute function. Show pass statistics.
12248 (compute_store_table): Use max_reg_num directly instead of using the
12249 formerly global max_gcse_regno.
12250 (build_store_vectors): Likewise.
12251 (replace_store_insn): Fix dumping.
12252 (store_motion): Rename to ...
12253 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12254 pass, called from the pass_rtl_store_motion execute function. Keep
12255 track of substitutions and insertions for statistics gathering similar
12257 (bypass_jumps): Remove, fold interesting bits into ...
12258 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12259 from the pass_rtl_cprop execute function.
12260 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12261 pass_jump_bypass): Remove.
12262 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12263 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12264 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12265 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12266 (gate_rtl_store_motion, execute_rtl_store_motion,
12267 pass_rtl_store_motion): New.
12268 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12269 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12270 * passes.c (init_optimization_passes): Remove pass_gcse and
12271 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12272 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12273 instead of pass_jump_bypass.
12275 2009-04-27 Richard Guenther <rguenther@suse.de>
12277 PR middle-end/39928
12278 * gimplify.c (gimplify_expr): If we are required to create
12279 a temporary make sure it ends up as register.
12281 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12284 * config/i386/i386.c (construct_container): Don't call
12285 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12286 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12288 2009-04-27 Michael Matz <matz@suse.de>
12290 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12291 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12292 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12293 (dump_replaceable_exprs): Take a bitmap.
12294 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12296 (expand_gimple_basic_block): Likewise.
12297 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12298 replaceable_expressions member a bitmap.
12299 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12300 (mark_replaceable): Likewise.
12301 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12302 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12304 2009-04-27 Richard Guenther <rguenther@suse.de>
12306 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12307 (verify_stmts): Dispatch to gimple/type verification code.
12308 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12309 issue with call argument types.
12311 2009-04-27 Michael Matz <matz@suse.de>
12313 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12314 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12317 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12318 Eric Botcazou <ebotcazou@adacore.com>
12320 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12321 a label's basic block.
12322 (mark_target_live_regs): Tidy and rework obsolete comments.
12323 Change back DF problem to LIVE. If a label starts a basic block,
12324 assume that all registers that used to be live then still are.
12325 (init_resource_info): If a label starts a basic block, set its
12326 BLOCK_FOR_INSN accordingly.
12327 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12329 2009-04-27 Richard Guenther <rguenther@suse.de>
12331 * tree-flow-inline.h (function_ann): Remove.
12332 (get_function_ann): Likewise.
12333 * tree-dfa.c (create_function_ann): Remove.
12334 * tree-flow.h (struct static_var_ann_d): Remove.
12335 (struct function_ann_d): Likewise.
12336 (union tree_ann_d): Remove fdecl member.
12337 (function_ann_t): Remove.
12338 (function_ann, get_function_ann, create_function_ann): Remove
12341 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12343 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12345 2009-04-27 Jan Hubicka <jh@suse.cz>
12347 * ipa-pure-const.c (struct funct_state_d): New fields
12348 state_previously_known, looping_previously_known; remove
12349 state_set_in_source.
12350 (analyze_function): Use new fields.
12351 (propagate): Avoid assumption that state_set_in_source imply
12354 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12355 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12356 * cfgloop.h (finite_loop_p): Declare.
12358 2009-04-26 Michael Matz <matz@suse.de>
12360 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12362 2009-04-26 Michael Matz <matz@suse.de>
12364 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12365 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12366 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12367 pass_mark_used_blocks): Remove.
12368 * tree-optimize.c (pass_free_datastructures,
12369 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12370 * passes.c (init_optimization_passes): Don't call
12371 pass_mark_used_blocks, remove dead code.
12373 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12375 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12376 * tree-ssa-live.h (register_ssa_partition): Likewise.
12378 2009-04-26 Michael Matz <matz@suse.de>
12381 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12382 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12383 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12385 (compare_pairs): Swap cost comparison.
12386 (coalesce_ssa_name): Don't use change_partition_var.
12387 * tree-nrv.c (struct nrv_data): Add modified member.
12388 (finalize_nrv_r): Set it.
12389 (tree_nrv): Use it to update statements.
12390 (pass_nrv): Require PROP_ssa.
12391 * tree-mudflap.c (mf_decl_cache_locals,
12392 mf_build_check_statement_for): Use make_rename_temp.
12393 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12394 * alias.c (find_base_decl): Handle SSA names.
12395 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12396 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12397 * rtl.h (set_reg_attrs_for_parm): Declare.
12398 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12399 to "optimized", remove unused locals at finish.
12400 (execute_free_datastructures): Make global, call
12401 delete_tree_cfg_annotations.
12402 (execute_free_cfg_annotations): Don't call
12403 delete_tree_cfg_annotations.
12405 * ssaexpand.h: New file.
12406 * expr.c (toplevel): Include ssaexpand.h.
12407 (expand_assignment): Handle SSA names the same as register variables.
12408 (expand_expr_real_1): Expand SSA names.
12409 * cfgexpand.c (toplevel): Include ssaexpand.h.
12410 (SA): New global variable.
12411 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12412 (SSAVAR): New macro.
12413 (set_rtl): New helper function.
12414 (add_stack_var): Deal with SSA names, use set_rtl.
12415 (expand_one_stack_var_at): Likewise.
12416 (expand_one_stack_var): Deal with SSA names.
12417 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12418 before unique numbers.
12419 (expand_stack_vars): Use set_rtl.
12420 (expand_one_var): Accept SSA names, add asserts for them, feed them
12421 to above subroutines.
12422 (expand_used_vars): Expand all partitions (without default defs),
12423 then only the local decls (ignoring those expanded already).
12424 (expand_gimple_cond): Remove edges when jumpif() expands an
12425 unconditional jump.
12426 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12427 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12429 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12430 members of SA; deal with PARM_DECL partitions here; expand
12431 all PHI nodes, free tree datastructures and SA. Commit instructions
12432 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12433 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12434 info and statements at start, collect garbage at finish.
12435 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12436 (VAR_ANN_PARTITION) Remove.
12437 (change_partition_var): Don't declare.
12438 (partition_to_var): Always return SSA names.
12439 (var_to_partition): Only accept SSA names.
12440 (register_ssa_partition): Only check argument.
12441 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12443 (delete_var_map): Don't free it.
12444 (var_union): Only accept SSA names, simplify.
12445 (partition_view_init): Mark only useful SSA names as used.
12446 (partition_view_fini): Only deal with SSA names.
12447 (change_partition_var): Remove.
12448 (dump_var_map): Use ssa_name instead of partition_to_var member.
12449 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12451 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12452 (struct _elim_graph): New member const_dests; nodes member vector of
12454 (set_location_for_edge): New static helper.
12455 (create_temp): Remove.
12456 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12457 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12458 (new_elim_graph): Allocate const_dests member.
12459 (clean_elim_graph): Truncate const_dests member.
12460 (delete_elim_graph): Free const_dests member.
12461 (elim_graph_size): Adapt to new type of nodes member.
12462 (elim_graph_add_node): Likewise.
12463 (eliminate_name): Likewise.
12464 (eliminate_build): Don't take basic block argument, deal only with
12465 partition numbers, not variables.
12466 (get_temp_reg): New static helper.
12467 (elim_create): Use it, deal with RTL temporaries instead of trees.
12468 (eliminate_phi): Adjust all calls to new signature.
12469 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12470 (rewrite_trees): Only do checking.
12471 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12472 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12473 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12474 contains_tree_r, MAX_STMTS_IN_LATCH,
12475 process_single_block_loop_latch, analyze_edges_for_bb,
12476 perform_edge_inserts): Remove.
12477 (expand_phi_nodes): New global function.
12478 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12479 functions, initialize new parameter, remember partitions having a
12481 (finish_out_of_ssa): New global function.
12482 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12483 don't reset in_ssa_p here, don't disable TER when mudflap.
12484 (pass_del_ssa): Remove.
12485 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12487 (execute_free_datastructures): Declare.
12488 * Makefile.in (SSAEXPAND_H): New variable.
12489 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12490 * basic-block.h (commit_one_edge_insertion): Declare.
12491 * passes.c (init_optimization_passes): Move pass_nrv and
12492 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12493 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12494 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12495 (redirect_branch_edge): Deal with super block when expanding, split
12496 out jump patching itself into ...
12497 (patch_jump_insn): ... here, new static helper.
12499 2009-04-26 Michael Matz <matz@suse.de>
12501 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12502 beyond num_ssa_names.
12503 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12504 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12506 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12508 PR inline-asm/39543
12509 * fwprop.c (forward_propagate_asm): New function.
12510 (forward_propagate_and_simplify): Propagate also into __asm, if it
12511 doesn't increase the number of referenced registers.
12514 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12516 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12518 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12519 note_nonlocal_vla_type for nonlocal VLAs.
12520 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12521 contains_remapped_vars, remap_vla_decls): New functions.
12522 (convert_nonlocal_reference_stmt): If not optimizing, call
12523 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12524 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12525 if it wasn't found in var_map.
12526 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12527 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12528 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12530 * gimplify.c (nonlocal_vlas): New variable.
12531 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12533 (gimplify_body): Create and destroy nonlocal_vlas.
12535 * dwarf2out.c (loc_descr_plus_const): New function.
12536 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12537 mem_loc_descriptor, loc_descriptor_from_tree_1,
12538 descr_info_loc, gen_variable_die): Use it.
12540 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12541 !TREE_STATIC VAR_DECLs.
12542 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12543 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12544 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12545 DECL_BY_REFERENCE is valid.
12546 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12547 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12548 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12549 Copy DECL_BY_REFERENCE.
12550 (struct nesting_copy_body_data): New type.
12551 (nesting_copy_decl): New function.
12552 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12553 if they have variable length.
12555 2009-04-26 Michael Matz <matz@suse.de>
12557 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12558 mark new temporaries for renaming.
12560 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12563 * c-decl.c (global_bindings_p): Return negative value.
12564 (c_variable_size): New. Based on variable_size from
12566 (grokdeclarator): Call c_variable_size not variable_size.
12568 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12570 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12572 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12574 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12575 Redefine it to just use mingw/include.
12576 (ASM_SPEC): Rules for -m32 and -m64.
12577 (LINK_SPEC): Use Likewise.
12578 (SPEC_32): New define.
12579 (SPEC_64): Likewise.
12580 (SUB_LINK_SPEC): Likewise.
12581 (MULTILIB_DEFAULTS): New define.
12582 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12583 Add multilib options.
12584 (MULTILIB_DIRNAMES): Likewise.
12585 (MULTILIB_OSDIRNAMES): Likewise.
12586 (LIBGCC): Likewise.
12587 (INSTALL_LIBGCC): Likewise.
12589 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12592 * c-tree.h (enum c_inline_static_type): New.
12593 (record_inline_static): Declare.
12594 * c-decl.c (struct c_inline_static, c_inline_statics,
12595 record_inline_static, check_inline_statics): New.
12596 (pop_file_scope): Call check_inline_statics.
12597 (start_decl): Call record_inline_static instead of pedwarning
12598 directly for static in inline function.
12599 * c-typeck.c (build_external_ref): Call record_inline_static
12600 instead of pedwarning directly for static referenced in inline
12603 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12605 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12606 not new but only being rescanned.
12607 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12608 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12609 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12610 record_set_info, compute_set, grealloc): Remove.
12611 (recompute_all_luids): New function.
12612 (gcse_main): Don't compute sets, and don't do related memory
12613 allocations/free-ing. If something changed before the end of the
12614 pass, update LUIDs using recompute_all_luids.
12615 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12616 (free_gcse_mem): Don't free it either.
12617 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12618 Use the df insn LUIDs.
12619 (load_killed_in_block): Likewise.
12620 (compute_hash_table_work): Don't compute reg_set_in_block.
12621 (compute_transp): Use DF_REG_DEF_CHAINs.
12622 (local_cprop_pass): Don't use compute_sets and related functions.
12623 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12624 Use get_max_uid() instead of max_cuid.
12625 (insert_insn_end_basic_block, pre_insert_copy_insn,
12626 update_ld_motion_stores): Don't try to
12627 keep reg_set tables up to date.
12628 (pre_insert_copies): Use df insn LUIDs.
12629 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12630 (reg_set_info): Don't use extra bitmap argument.
12631 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12632 information to compute regs_set_in_block.
12633 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12634 (bypass_jumps): Don't use compute_sets and friends.
12636 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12639 * opts.c (undocumented_msg): Do not leave blank even with
12642 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12644 * c-decl.c (build_enumerator): Allow values folding to integer
12645 constants but not integer constant expressions with a pedwarn if
12648 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12651 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12652 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12653 type is an integer constant.
12655 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12658 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12661 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12664 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12665 with variably modified return type and no storage class
12666 specifiers, except for the case of nested functions. Distinguish
12667 extern declarations of functions with variably modified return
12668 types from those of objects with variably modified types.
12670 2009-04-25 Jan Hubicka <jh@suse.cz>
12672 * tree.c (list_equal_p): New function.
12673 * tree.h (list_equal_p): Declare.
12674 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12675 basic_block_def, basic_block, const_basic_block): New.
12676 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12677 (redirect_eh_edge): New function.
12678 (make_eh_edge_update_phi): EH edges are not abnormal.
12679 * except.c: Include tree-flow.h.
12680 (list_match): New function.
12681 (eh_region_replaceable_by_p): New function.
12682 (replace_region): New function.
12683 (hash_type_list): New function.
12684 (hash_eh_region): New function.
12685 (eh_regions_equal_p): New function.
12686 (merge_peers): New function.
12687 (remove_unreachable_regions): Verify EH tree when checking;
12689 (copy_eh_region_1): New function.
12690 (copy_eh_region): New function.
12691 (push_reachable_handler): New function.
12692 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12693 regions without label but with live RESX.
12694 * except.h (redirect_eh_edge_to_label): New.
12695 * tree-flow.h (redirect_eh_edge): New.
12696 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12697 basic_block_def, basic_block, const_basic_block): Remove.
12698 * Makefile.in (except.o): Add dependency on tree-flow.h
12699 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12700 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12703 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12706 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12707 on the destination of memcpy.
12709 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12711 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12712 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12713 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12715 2009-04-25 Jan Hubicka <jh@suse.cz>
12717 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12718 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12719 to be reached by different label than left.
12720 (update_eh_edges): Update comment; remove edge_to_remove if possible
12721 and return true if suceeded.
12722 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12723 (cleanup_eh): Compute sharing map.
12724 * except.c (remove_eh_handler_and_replace): Add argument if we should
12726 (remove_unreachable_regions): Update for label sharing.
12727 (label_to_region_map): Likewise.
12728 (get_next_region_sharing_label): New function.
12729 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12731 (remove_eh_handler): Update.
12732 (remove_eh_region_and_replace_by_outer_of): New function.
12733 * except.h (struct eh_region): Add next_region_sharing_label.
12734 (remove_eh_region_and_replace_by_outer_of,
12735 get_next_region_sharing_label): Declare.
12736 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12738 2009-04-25 Jan Hubicka <jh@suse.cz>
12740 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12741 insert code even if they are not critical.
12743 2009-04-25 Jan Hubicka <jh@suse.cz>
12745 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12746 (gimple_can_remove_branch_p): EH edges won't remove branch by
12748 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12749 updating of non-abnormal EH edges.
12750 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12751 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12752 (split_critical_edges): Split also edges where emitting code on them
12753 will lead to splitting later.
12755 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12756 H.J. Lu <hongjiu.lu@intel.com>
12759 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12760 the configured assembler supports fildq and fistpq mnemonics.
12761 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12762 * configure: Regenerated.
12763 * config.in: Ditto.
12765 * config/i386/i386.c (print_operand): Handle 'Z'.
12766 ['z']: Remove handling of special fild/fist suffixes.
12767 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12768 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12769 suffix of fild insn.
12770 (*floatsi<mode>2_vector_mixed): Ditto.
12771 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12772 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12773 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12774 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12775 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12777 2009-04-25 Ben Elliston <bje@au.ibm.com>
12779 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12780 the source of a set operation.
12782 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12784 * target.h (struct gcc_target): Add case_values_threshold field.
12785 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12786 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12787 * targhooks.c (default_case_values_threshold): New function.
12788 * targhooks.h (default_case_values_threshold): Declare function.
12789 * stmt.c (expand_case): Use case_values_threshold target hook.
12790 * expr.h (case_values_threshold): Remove declartation.
12791 * expr.c (case_values_threshold): Remove function.
12792 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12794 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12795 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12796 (avr_case_values_threshold): Declare as static.
12797 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12799 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12800 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12801 (mn10300_case_values_threshold): New function.
12803 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12805 * ira.c (setup_cover_and_important_classes): Add enum cast.
12807 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12809 * genpreds.c (write_enum_constraint_num): Output definition of
12810 CONSTRAINT_NUM_DEFINED_P macro.
12811 * ira.c (setup_cover_and_important_classes): Use
12812 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12814 2009-04-24 DJ Delorie <dj@redhat.com>
12816 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12817 __SH2A_SINGLE_ONLY__ also.
12819 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12821 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12822 (movdf_internal): Ditto.
12823 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12824 SFmode and DFmode constants.
12825 (ia64_print_operand): Add 'G' format for printing
12826 floating point constants.
12828 2009-04-24 Richard Guenther <rguenther@suse.de>
12830 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12831 from unsigned additions.
12833 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12835 * c-typeck.c (set_init_index): Allow array designators that are
12836 not integer constant expressions with a pedwarn if pedantic.
12838 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12840 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12841 zero if no overlap in nonzero bits between the operands.
12843 2009-04-24 Ian Lance Taylor <iant@google.com>
12845 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12846 (record_dead_and_set_regs): Likewise.
12847 * df.h (struct df_mw_hardreg): Change flags field to int.
12848 (struct df_base_ref): Likewise.
12849 (struct df): Change changeable_flags field to int.
12850 * df-scan.c (df_defs_record): Change clobber_flags to int.
12851 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12852 constants rather than #define macros.
12853 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12854 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12855 (enum dwarf_calling_convention): Likewise.
12856 (enum dwarf_line_number_x_ops): Likewise.
12857 (enum dwarf_call_frame_info): Likewise.
12858 (enum dwarf_source_language): Likewise.
12859 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12860 (add_calling_convention_attribute): Likewise.
12861 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12862 (combine_comparisons): Change compcode to int. Add cast to enum type.
12863 * genrecog.c (maybe_both_true_2): Change c to int.
12864 (write_switch): Likewise. Add cast to enum type.
12865 * gimplify.c (gimplify_omp_for): Handle return values from
12866 gimplify_expr using MIN rather than bitwise or.
12867 (gimplify_expr): Add cast to enum type.
12868 * ipa-prop.c (update_jump_functions_after_inlining): Change
12869 IPA_BOTTOM to IPA_JF_UNKNOWN.
12870 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12871 Add casts to enum type.
12872 (setup_cover_and_important_classes): Change cl to int. Add casts
12874 (setup_class_translate): Change cl and mode to int.
12875 (ira_init_once): Change mode to int.
12876 (free_register_move_costs): Likewise.
12877 (setup_prohibited_mode_move_regs): Add casts to enum type.
12878 * langhooks.c (add_builtin_function_common): Rework assertion that
12879 value fits bitfield.
12880 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12881 * omega.c (omega_do_elimination): Avoid math on enum types.
12882 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12883 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12884 int local to handle integral_argment value.
12885 * regmove.c (try_auto_increment): Change PUT_MODE to
12887 * reload.c (push_secondary_reload): Add casts to enum type.
12888 (secondary_reload_class, find_valid_class): Likewise.
12889 * reload1.c (emit_input_reload_insns): Likewise.
12890 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12891 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12892 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12894 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12895 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12897 (expand_complex_libcall): Add casts to enum type.
12898 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12899 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12900 with ERROR_MARK, not NUM_TREE_CODES.
12901 (vect_create_epilog_for_reduction): Likewise.
12902 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12903 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12904 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12906 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12907 vect_unused_in_loop. Change 0 to loop_vect.
12908 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12909 * var-tracking.c (get_init_value): Change return type to enum
12911 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12912 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12914 (arm_override_options): Add casts to enum type.
12915 (arm_emit_tls_decoration): Likewise.
12916 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12918 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12919 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12920 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12922 * config/s390/s390.c (code_for_builtin_64): Change to array of
12924 (code_for_builtin_31): Likewise.
12925 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12927 * config/sparc/sparc.c (sparc_override_options): Change value
12928 field in struct code_model to enum cmodel. In initializer change
12929 0 to NULL and add cast to enum type.
12931 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12932 Change all callers. Issue a -Wc++-compat warning using
12933 lhs_origtype if necessary.
12934 (convert_for_assignment): Issue -Wc++-compat warnings about
12935 invalid conversions to enum type on assignment.
12936 * c-common.h (build_modify_expr): Update declaration.
12938 2009-04-24 Nick Clifton <nickc@redhat.com>
12940 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12941 (function_arg_advance): Likewise.
12942 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12945 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12947 * config/s390/constraints.md ('I', 'J'): Fix condition.
12949 2009-04-24 Diego Novillo <dnovillo@google.com>
12951 * gengtype-parse.c (parse_error): Add newline after message.
12953 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12955 * config/i386/sse.md (avxmodesuffixs): Removed.
12956 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12957 (*avx_pinsr<ssevecsize>): This.
12959 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12961 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12962 follow chains of regs with a single definition, and allow expressions
12963 that are function_invariant_p.
12964 (simple_rhs_p): Allow expressions that are function_invariant_p.
12966 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12968 PR middle-end/39867
12969 * fold-const.c (fold_cond_expr_with_comparison): When folding
12970 > and >= to MAX, make sure the MAX uses the same type as the
12971 comparison's operands.
12973 2009-04-24 Nick Clifton <nickc@redhat.com>
12975 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12976 addressing for DImode accesses.
12977 (frv_print_operand_address): Handle PLUS case.
12978 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12980 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12982 PR rtl-optimization/39794
12983 * alias.c (canon_true_dependence): Add x_addr argument.
12984 * rtl.h (canon_true_dependence): Adjust prototype.
12985 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12986 * cselib.c (cselib_invalidate_mem): Likewise.
12987 * gcse.c (compute_transp): Likewise.
12988 * dse.c (scan_reads_nospill): Likewise.
12989 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12990 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12991 canon_base_addr of the group, plus optional offset.
12992 (struct group_info): Rename canon_base_mem to
12994 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12995 canon_rtx of base_mem.
12997 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12999 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
13000 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
13002 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13004 * config/spu/spu-builtins.h: Delete file.
13006 * config/spu/spu.h (enum spu_builtin_type): Move here from
13008 (struct spu_builtin_description): Likewise. Add GTY marker.
13009 Do not use enum spu_function_code or enum insn_code.
13010 (spu_builtins): Add extern declaration.
13012 * config/spu/spu.c: Do not include "spu-builtins.h".
13013 (enum spu_function_code, enum spu_builtin_type_index,
13014 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
13015 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
13016 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
13017 unsigned_V2DI_type_node): Move here from spu-builtins.h.
13018 (spu_builtin_types): Make static. Add GTY marker.
13019 (spu_builtins): Add extern declaration with GTY marker.
13020 Include "gt-spu.h".
13022 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13023 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13024 Check programmatically whether all parameters are scalar.
13026 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13028 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13030 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13031 assignment from the constructor either if the target is volatile.
13033 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13035 * config/arm/arm.md (insv): Do not share operands[0].
13037 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13039 * config/vxlib-tls.c (active_tls_threads): Delete.
13040 (delete_hook_installed): New.
13041 (tls_delete_hook): Don't delete the delete hook.
13042 (tls_destructor): Delete it here.
13043 (__gthread_set_specific): Adjust installing the delete hook.
13044 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13045 __gthread_leave_tsd_dtor_context.
13047 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13049 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13051 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13053 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13055 (alpha_rtx_costs): Ditto.
13056 (emit_unlikely_jump): Use add_reg_note.
13057 (emit_frame_store_1): Ditto.
13058 (alpha_expand_prologue): Ditto.
13059 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13060 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13062 2009-04-23 Nick Clifton <nickc@redhat.com>
13064 * config/v850/v850.md (epilogue): Remove suppressed code.
13065 (return): Rename to return_simple and remove test of frame size.
13066 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13067 to gen_return_simple.
13069 2009-04-22 Jing Yu <jingyu@google.com>
13072 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13074 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13077 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13078 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13079 value is a VECTOR_CST, the element type is the element type of the
13082 2009-04-22 DJ Delorie <dj@redhat.com>
13084 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13086 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13088 * alias.c (find_base_term): Move around LO_SUM case, so that
13089 CONST falls through into PLUS/MINUS handling.
13092 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13093 into 0, use omit_one_operand.
13095 2009-04-23 Ben Elliston <bje@au.ibm.com>
13097 * config/rs6000/linux-unwind.h (get_regs): Remove type
13098 puns. Change the type of `pc' to an array of unsigned ints and
13099 update all users. Constify frame24.
13101 2009-04-22 DJ Delorie <dj@redhat.com>
13103 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13104 declarations before code.
13105 (current_function_special_page_vector): Likewise.
13106 (m32c_expand_insv): Silence a warning.
13108 2009-04-21 Taras Glek <tglek@mozilla.com>
13110 * alias.c: Update GTY annotations to new syntax.
13111 * basic-block.h: Likewise.
13112 * bitmap.h: Likewise.
13113 * c-common.h: Likewise.
13114 * c-decl.c: Likewise.
13115 * c-parser.c: Likewise.
13116 * c-pragma.c: Likewise.
13117 * c-tree.h: Likewise.
13118 * cfgloop.h: Likewise.
13119 * cgraph.h: Likewise.
13120 * config/alpha/alpha.c: Likewise.
13121 * config/arm/arm.h: Likewise.
13122 * config/avr/avr.h: Likewise.
13123 * config/bfin/bfin.c: Likewise.
13124 * config/cris/cris.c: Likewise.
13125 * config/darwin.c: Likewise.
13126 * config/frv/frv.c: Likewise.
13127 * config/i386/i386.c: Likewise.
13128 * config/i386/i386.h: Likewise.
13129 * config/i386/winnt.c: Likewise.
13130 * config/ia64/ia64.h: Likewise.
13131 * config/iq2000/iq2000.c: Likewise.
13132 * config/mips/mips.c: Likewise.
13133 * config/mmix/mmix.h: Likewise.
13134 * config/pa/pa.c: Likewise.
13135 * config/pa/pa.h: Likewise.
13136 * config/rs6000/rs6000.c: Likewise.
13137 * config/s390/s390.c: Likewise.
13138 * config/sparc/sparc.c: Likewise.
13139 * config/xtensa/xtensa.c: Likewise.
13140 * cselib.h: Likewise.
13141 * dbxout.c: Likewise.
13142 * dwarf2out.c: Likewise.
13143 * except.c: Likewise.
13144 * except.h: Likewise.
13145 * fixed-value.h: Likewise.
13146 * function.c: Likewise.
13147 * function.h: Likewise.
13148 * gimple.h: Likewise.
13149 * integrate.c: Likewise.
13150 * optabs.c: Likewise.
13151 * output.h: Likewise.
13152 * real.h: Likewise.
13154 * stringpool.c: Likewise.
13155 * tree-data-ref.c: Likewise.
13156 * tree-flow.h: Likewise.
13157 * tree-scalar-evolution.c: Likewise.
13158 * tree-ssa-address.c: Likewise.
13159 * tree-ssa-alias.h: Likewise.
13160 * tree-ssa-operands.h: Likewise.
13161 * tree.c: Likewise.
13162 * tree.h: Likewise.
13163 * varasm.c: Likewise.
13164 * varray.h: Likewise.
13166 * coretypes.h: Do not define GTY macro if it is already defined.
13167 * doc/gty.texi: Update GTY documentation to new syntax.
13168 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13169 annotations on structs.
13170 * gengtype-parse.c: Likewise.
13172 2009-04-22 Mark Heffernan <meheff@google.com>
13174 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13176 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13178 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13181 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13183 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13184 the same as a PLUS without a shift. Increase the cost of a
13187 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13189 * Makefile.in: Update dependencies.
13190 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13191 * errors.h: Remove bogus comment about compatibility.
13192 (warning): Update declaration.
13193 * genautomata.c: Update all calls to warning.
13194 * gimple.c: Do not include errors.h. Include toplev.h.
13195 * tree-ssa-structalias.c: Do not include errors.h.
13196 * omega.c: Likewise.
13197 * tree-ssa-reassoc.c: Likewise.
13198 * config/spu/spu-c.c: Likewise.
13199 * config/spu/t-spu-elf: Update dependencies.
13201 2009-04-22 Richard Guenther <rguenther@suse.de>
13203 PR tree-optimization/39824
13204 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13205 make sure the types are compatible.
13207 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13210 * c-common.c (c_parse_error): Take a token_flags parameter.
13211 Use token_type for the token type instead.
13212 Pass token_flags to cpp_type2name.
13213 * c-common.h (c_parse_error): Update declaration.
13214 * c-parser.c (c_parser_error): Pass 0 as token flags.
13216 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13218 PR rtl-optimization/39580
13219 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13221 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13223 * function.c (expand_function_end): Do not emit a jump to the "naked"
13224 return label for fall-through returns.
13225 * except.c (sjlj_emit_function_exit): Always place the call to the
13226 unregister function at the location installed by expand_function_end.
13228 2009-04-22 Richard Guenther <rguenther@suse.de>
13230 PR tree-optimization/39845
13231 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13232 (gen_inbound_check): Likewise.
13234 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13236 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13238 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13239 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13241 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13243 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13244 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13245 shift counts to avoid out-of-bounds array accesses.
13247 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13249 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13250 (Pmode): Move above.
13252 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13254 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13255 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13256 GET_CODE macro. Use IN_RANGE macro where appropriate.
13257 * config/alpha/alpha.h: Ditto.
13258 * config/alpha/alpha.md: Ditto.
13259 * config/alpha/constraints.md: Ditto.
13260 * config/alpha/predicates.md: Ditto.
13262 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13264 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13265 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13266 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13267 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13268 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13269 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13270 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13271 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13272 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13273 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13274 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13275 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13276 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13277 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13278 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13279 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13280 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13281 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13282 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13283 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13284 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13285 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13286 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13287 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13288 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13289 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13290 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13292 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13294 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13295 references from comments.
13296 * cfgbuild.c: (count_basic_blocks): Delete.
13297 (find_basic_blocks_1): Delete.
13298 (find_basic_blocks): Delete.
13299 * except.c (finish_eh_generation): Make static. Move comment from
13300 except.h here. Remove find_basic_blocks references from comments.
13301 * except.h (finish_eh_generation): Delete.
13302 * basic-block.h (find_basic_blocks): Delete.
13303 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13305 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13307 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13308 (sdbout_parms): Likewise.
13310 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13312 * config/sh/sh.c (prepare_cbranch_operands): Use
13313 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13314 (expand_cbranchdi4): Likewise.
13315 (from_compare): Add cast to enum type.
13316 (expand_cbranchsi4): Use add_reg_note.
13317 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13318 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13319 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13320 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13321 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13322 instead of CODE_FOR_nothing.
13323 (cbranchdi4): Likewise. Fix the order of arguments for
13325 (push_fpscr): Use add_reg_note.
13326 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13327 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13329 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13331 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13332 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13333 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13334 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13335 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13336 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13337 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13338 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13339 config/alpha/x-vms, config/arc/t-arc,
13340 config/arm/README-interworking, config/arm/arm-c.c,
13341 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13342 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13343 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13344 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13345 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13346 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13347 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13348 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13349 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13350 config/cris/t-elfmulti, config/crx/t-crx,
13351 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13352 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13353 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13354 config/h8300/t-h8300, config/i386/athlon.md,
13355 config/i386/darwin-libgcc.10.4.ver,
13356 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13357 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13358 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13359 config/i386/t-linux64, config/i386/t-nwld,
13360 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13361 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13362 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13363 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13364 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13365 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13366 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13367 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13368 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13369 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13370 config/m68k/t-uclinux, config/mcore/t-mcore,
13371 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13372 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13373 config/mips/crtn.asm, config/mips/irix-crti.asm,
13374 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13375 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13376 config/mips/mips-fixed.md, config/mips/sb1.md,
13377 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13378 config/mips/t-iris6, config/mips/t-isa3264,
13379 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13380 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13381 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13382 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13383 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13384 config/mn10300/t-linux, config/mn10300/t-mn10300,
13385 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13386 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13387 config/picochip/libgccExtras/clzsi2.asm,
13388 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13389 config/rs6000/darwin-libgcc.10.4.ver,
13390 config/rs6000/darwin-libgcc.10.5.ver,
13391 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13392 config/rs6000/t-aix43, config/rs6000/t-aix52,
13393 config/rs6000/t-darwin, config/rs6000/t-fprules,
13394 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13395 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13396 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13397 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13398 config/rs6000/t-rtems, config/rs6000/t-spe,
13399 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13400 config/score/t-score-elf, config/sh/divcost-analysis,
13401 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13402 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13403 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13404 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13405 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13406 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13407 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13408 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13409 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13410 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13411 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13412 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13413 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13414 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13415 * config/h8300/genmova.sh: Include copyright and license notices
13416 in generated output.
13417 * config/h8300/mova.md: Regenerate.
13418 * doc/install.texi2html: Include word "Copyright" in copyright
13419 notice and use name "Free Software Foundation, Inc.".
13420 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13421 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13422 ChangeLog-2007, ChangeLog-2008: Correct dates.
13424 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13426 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13427 NE_EXPR operations as well.
13428 * c-parser.c (c_parser_condition): Do not set location information on
13430 (c_parser_conditional_expression): Likewise.
13431 (c_parser_binary_expression): Set location information on operators.
13432 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13433 TRUTH_NOT_EXPR has been folded.
13434 * fold-const.c (fold_truth_not_expr): Copy location information from
13435 the incoming expression to the outgoing one.
13436 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13437 recursive calls on the LHS of the operator but pass that of the
13438 operator to recursive calls on the RHS of the operator. Set it
13440 (shortcut_cond_expr): Set the locus of the operator on the second
13441 COND_EXPR and that of the expression on the first in degenerate cases.
13442 Pass the locus of the expression to calls to shortcut_cond_r.
13443 Set the locus of the 'then' block on the associated jump, if any.
13444 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13445 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13446 expression to call to gimplify_boolean_expr.
13448 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13450 * config.gcc: Add additional configuration for
13451 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13452 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13453 (CPP_SPEC): Redefine for allowing -municode option.
13454 (STARTFILE_SPEC): Likewise.
13455 * config/i386/t-mingw-w64: New.
13456 * config/i386/mingw-w64.opt: New.
13457 (municode): Add new target option.
13458 * doc/invoke.texi (municode): Add documentation for new option.
13460 2009-04-21 Ian Lance Taylor <iant@google.com>
13462 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13463 Correct test for number of arguments.
13464 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13466 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13468 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13469 argument of emit_library_call.
13471 2009-04-21 Richard Guenther <rguenther@suse.de>
13473 PR middle-end/39829
13474 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13475 inside VIEW_CONVERT_EXPRs.
13477 2009-04-21 Martin Jambor <mjambor@suse.cz>
13479 * tree-switch-conversion.c (build_constructors): Split a long line.
13480 (constructor_contains_same_values_p): New function.
13481 (build_one_array): Create assigns of constants if possible, do not
13482 call mark_sym_for_renaming, call update_stmt.
13483 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13484 make_rename_temp. Do not call mark_symbols_for_renaming, call
13486 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13487 find_new_referenced_vars, call update_stmt.
13488 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13489 instead of calling make_rename_temp. Do not call
13490 find_new_referenced_vars or mark_symbols_for_renaming, call
13493 2009-04-21 Richard Guenther <rguenther@suse.de>
13495 PR tree-optimization/39827
13496 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13497 (tree_ssa_phiprop): Pass the correct array size.
13499 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13501 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13503 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13506 * c-typeck.c (lvalue_p): Move declaration ...
13507 * c-common.h (lvalue_p): ... to here.
13508 * c-common.c (candidate_equal_p): New.
13509 (add_tlist): Use it.
13510 (merge_tlist): Use it.
13511 (warn_for_collisions_1): Likewise.
13512 (warning_candidate_p): Accept more candidates.
13513 (verify_tree): A warning candidate can be an expression. Use
13516 2009-04-21 Ben Elliston <bje@au.ibm.com>
13519 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13520 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13521 options. Remove -mcall-solaris documentation.
13523 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13526 * doc/invoke.texi (-Wlong-long): Update description.
13527 * c-lex (interpret_integer): Only warn if there was no previous
13528 overflow and -Wlong-long is enabled.
13529 * c-decl.c (declspecs_add_type): Drop redundant flags.
13530 * c.opt (Wlong-long): Init to -1.
13531 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13532 and front-end warn_long_long. Wlong-long only depends on other
13533 flags if it is uninitialized.
13534 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13535 the same for CPP and FE.
13536 (restore_extension_diagnostics): Likewise.
13538 2009-04-20 Ian Lance Taylor <iant@google.com>
13540 Fix enum conversions which are invalid in C++:
13541 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13542 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13543 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13544 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13545 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13546 (dbxout_parms): Likewise.
13547 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13548 (df_clear_flags): Likewise.
13549 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13550 top_flag parameter to int.
13551 (df_chain_create_bb_process_use): Likewise.
13552 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13554 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13555 (df_ref_create_structure, df_def_record_1): Likewise.
13556 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13557 (df_notes_rescan): Change 0 to VOIDmode in function call.
13558 (df_get_call_refs, df_insn_refs_collect): Likewise.
13559 (df_bb_regs_collect): Likewise.
13560 (df_entry_block_defs_collect): Likewise.
13561 (df_exit_block_uses_collect): Likewise.
13562 * df.h: Update declarations.
13563 * double-int.c (double_int_divmod): Add cast to enum type.
13564 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13565 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13566 (based_loc_descr): Likewise.
13567 (loc_descriptor_from_tree_1): Change first_op and second_op to
13568 enum dwarf_location_atom. Add cast to enum type.
13569 * expmed.c (init_expmed): Change 0 to SET in function call.
13570 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13571 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13572 (do_store_flag): Likewise.
13573 * fixed-value.h (struct fixed_value): Change mode to enum
13575 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13576 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13578 (insert_insn_decl, insert_decl, insert_state): Likewise.
13579 (automata_list_finish): Likewise.
13580 * genrecog.c (process_define_predicate): Add cast to enum type.
13581 * gensupport.c (init_predicate_table): Add cast to enum type.
13582 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13584 (gimple_build_call_1, gimple_build_label): Likewise.
13585 (gimple_build_goto, gimple_build_asm_1): Likewise.
13586 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13587 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13588 (enum fallback): Rename from enum fallback_t.
13589 (fallback_t): Typedef as int.
13590 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13591 GSI_SAME_STMT in function call.
13592 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13594 (setup_reg_class_relations): Likewise.
13595 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13596 (setup_prohibited_class_mode_regs): Add cast to enum type.
13597 (setup_prohibited_mode_move_regs): Likewise.
13598 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13599 (record_address_regs): Change i to enum reg_class.
13600 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13601 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13602 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13603 (GET_MODE_2XWIDER_MODE): Likewise.
13604 (GET_CLASS_NARROWEST_MODE): Likewise.
13605 * omp-low.c (expand_omp_for): Add cast to enum type.
13606 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13607 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13608 * postreload.c (reload_cse_simplify_operands): Change rclass local
13610 * predict.c (combine_predictions_for_insn): Change best_predictor
13611 and predictor to enum br_predictor.
13612 (combine_predictions_for_bb): Likewise.
13613 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13614 use SET_PREDICT_EXPR_OUTCOME.
13615 * real.c (real_arithmetic): Change icode to code in function call.
13616 * reginfo.c (init_move_cost): Add casts to enum type.
13617 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13618 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13620 * reload.c (find_valid_class): Add casts to enum type.
13621 (push_reload): Change 0 to NO_REGS in function call.
13622 (find_reloads): Change this_alternative to array of enum
13623 reg_class. Remove some now-unnecessary casts.
13624 (make_memloc): Change 0 to VOIDmode in function call.
13625 * reload1.c (reload): Change 0 to VOIDmode in function call.
13626 (eliminate_regs_1, elimination_effects): Likewise.
13627 (eliminate_regs_in_insn): Likewise.
13628 (emit_input_reload_insns): Add cast to enum type.
13629 (delete_output_reload): Change 0 to VOIDmode in function call.
13630 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13631 to enum type in function call.
13632 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13633 (SET_PREDICT_EXPR_OUTCOME): Define.
13634 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13635 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13636 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13637 (dump_function): Likewise.
13638 * tree-dump.h: Update declarations.
13639 * tree-pass.h: Update declarations.
13640 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13641 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13643 (arm_rtx_costs_1): Correct parenthesization.
13644 (arm_rtx_costs): Add casts to enum type.
13645 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13646 (vfp_emit_fstmd): Use add_rg_note.
13647 (emit_multi_reg_push, emit_sfm): Likewise.
13648 (thumb_set_frame_pointer): Likewise.
13649 (arm_expand_prologue): Likewise.
13650 (arm_regno_class): Change return type to enum reg_class.
13651 (thumb1_expand_prologue): Use add_reg_note.
13652 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13653 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13655 * config/arm/gentune.sh: Add cast to enum type.
13656 * config/arm/arm-tune.md: Rebuild.
13657 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13658 (ix86_split_fp_branch, predict_jump): Likewise.
13659 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13660 insn_code to enum rtx_code.
13661 (ix86_builtin_vectorized_function): Add cast to enum type.
13662 * config/i386/i386.md (truncdfsf2): Change slot to enum
13664 (truncxf<mode>2, isinf<mode>2): Likewise.
13665 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13667 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13668 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13669 (insert_bundle_state): Change 1 to INSERT in function call.
13670 (ia64_add_bundle_selector_before): Likewise.
13671 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13672 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13673 (restore_stack_nonlocal): Likewise.
13674 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13676 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13678 (mips_rtx_costs): Likewise.
13679 (mips_override_options): Add casts to enum type.
13680 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13682 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13683 (store_reg, set_reg_plus_d): Likewise.
13684 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13685 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13687 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13689 (emit_unlikely_jump): Use add_reg_note.
13690 (rs6000_emit_allocate_stack): Likewise.
13691 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13692 (output_toc): Change 1 to INSERT in function call.
13693 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13694 (rs6000_initialize_trampoline): Likewise.
13695 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13697 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13698 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13699 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13700 (save_gprs): Use add_reg_note.
13701 (s390_emit_prologue): Likewise.
13702 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13703 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13704 (sparc_fold_builtin): Add cast to enum type.
13705 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13707 (spu_expand_prologue): Use add_reg_note.
13708 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13710 2009-04-20 Ian Lance Taylor <iant@google.com>
13712 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13713 (c_parser_postfix_expression_after_primary): Get VEC for list of
13714 arguments. Get original types of arguments. Call
13715 build_function_call_vec.
13716 (cached_expr_list_1, cached_expr_list_2): New static variables.
13717 (c_parser_expr_list): Change return type to VEC *. Add
13718 p_orig_types parameter. Change all callers.
13719 (c_parser_release_expr): New static function.
13720 (c_parser_vec_to_tree_list): New static function.
13721 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13722 call build_function_call_vec.
13723 (build_function_call_vec): New function, based on old
13724 build_function_call.
13725 (convert_arguments): Remove nargs and argarray parameters. Change
13726 values to a VEC. Add origtypes parameter.
13727 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13728 (convert_for_assignment): Add origtype parameter. Change all
13729 callers. If warn_cxx_compat, check for conversion to an enum
13730 type when calling a function.
13731 (store_init_value): Add origtype parameter. Change all callers.
13732 (digest_init): Likewise.
13733 (struct init_node): Add origtype field.
13734 (add_pending_init): Add origtype parameter. Change all callers.
13735 (output_init_element): Likewise.
13736 (output_pending_init_elements): Pass origtype from init_node to
13737 output_init_element.
13738 (process_init_element): Pass origtype from c_expr to
13739 output_init_element.
13740 (c_finish_return): Add origtype parameter. Change all callers.
13741 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13743 (sync_resolve_params): Likewise.
13744 (sync_resolve_return): Change params to first_param. Change caller.
13745 (resolve_overloaded_builtins): Change params to VEC *. Change
13746 callers. Save first parameter around call to build_function_call_vec.
13747 * c-decl.c (finish_decl): Add origtype parameter. Change all
13748 callers. Call build_function_call_vec rather than
13749 build_function_call for cleanup.
13750 * c-tree.h: Update declarations.
13751 * c-common.h: Update declarations.
13752 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13753 params to first_param.
13754 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13755 params parameter from tree to void *.
13756 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13757 Change arglist parameter to have type void *, and to be a pointer
13759 * config/rs6000/rs6000-protos.h
13760 (altivec_resolve_overloaded_builtin): Update declaration.
13761 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13762 fnargs parameter to have type void *, and to be a pointer to a
13763 VEC. Call build_function_call_vec instead of
13764 build_function_call.
13765 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13767 2009-04-20 Joey Ye <joey.ye@intel.com>
13768 Xuepeng Guo <xuepeng.guo@intel.com>
13769 H.J. Lu <hongjiu.lu@intel.com>
13771 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13773 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13774 (IX86_LEA_PRIORITY): Likewise.
13775 (distance_non_agu_define): New function.
13776 (distance_agu_use): Likewise.
13777 (ix86_lea_for_add_ok): Likewise.
13778 (ix86_dep_by_shift_count): Likewise.
13780 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13781 should split for LEA.
13783 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13785 (ix86_dep_by_shift_count): Likewise.
13787 2009-04-20 Richard Guenther <rguenther@suse.de>
13789 * expr.c (handled_component_p): Move ...
13790 * tree.h (handled_component_p): ... here.
13791 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13792 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13793 and REALPART_EXPR to be in one group.
13795 2009-04-20 Richard Guenther <rguenther@suse.de>
13797 * basic-block.h (get_all_dominated_blocks): Declare.
13798 * dominance.c (get_all_dominated_blocks): New function.
13799 * tree-cfg.c (get_all_dominated_blocks): Remove.
13800 (remove_edge_and_dominated_blocks): Adjust.
13801 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13802 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13803 instead of recursing.
13805 2009-04-20 Doug Kwan <dougkwan@google.com>
13807 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13808 (struct cgraph_node_set_def): New type.
13809 (cgraph_node_set) New type. Also declare vector functions.
13810 (struct cgraph_node_set_element_def): New type.
13811 (cgraph_node_set_element): Ditto.
13812 (cgraph_node_set_iterator): New iterator type.
13813 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13814 cgraph_node_set_remove, dump_cgraph_node_set,
13815 debug_cgraph_node_set): New prototypes.
13816 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13817 cgraph_node_set_size): New inlines.
13818 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13819 including cgraph.h.
13820 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13821 argument to function 'write_summary'.
13822 * ipa.c: Include ggc.h.
13823 (hash_cgraph_node_set_element,
13824 eq_cgraph_node_set_element, cgraph_node_set_new,
13825 cgraph_node_set_add, cgraph_node_set_remove,
13826 cgraph_node_set_find, dump_cgraph_node_set,
13827 debug_cgraph_node_set): New functions.
13828 * Makefile.in (ipa.o): Add dependency on GGC_H.
13830 2009-04-20 Ira Rosen <irar@il.ibm.com>
13832 PR tree-optimization/39675
13833 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13834 check of the return code of vect_schedule_slp. Check that
13835 stmt_vec_info still exists for the statement, before checking its
13836 vectorization type.
13838 2009-04-20 Michael Matz <matz@suse.de>
13840 * Makefile.in (generated_files): Take out $(simple_generated_c).
13842 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13844 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13845 (UINTPTR_TYPE): Likewise.
13847 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13850 * c-typeck.c (digest_init): Check for initializing an array with a
13853 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13856 * c-semantics.c (pop_stmt_list): Propagate
13857 STATEMENT_LIST_HAS_LABEL to parent statement list.
13859 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13861 * config/mips/mips.h (mips_tune_attr): New macro.
13862 * config/mips/mips.md (cpu): Use it.
13864 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13867 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13870 2009-04-19 Diego Novillo <dnovillo@google.com>
13872 * toplev.c (compile_file): Move call to coverage_finish ...
13873 * cgraphunit.c (ipa_passes): ... here.
13874 Call cgraph_process_new_functions.
13875 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13876 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13878 2009-04-19 Jan Hubicka <jh@suse.cz>
13880 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13882 (dump_cgraph_node): Dump can throw external flag.
13883 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13885 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13889 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13890 * common.opt (Wlogical-op): Move from here...
13891 * c.opt (Wlogical-op): ... to here.
13892 * c-typeck.c (parser_build_binary_op): Update call to
13893 warn_logical_operator.
13894 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13896 * c-common.c (warn_logical_op): Update.
13897 * c-common.h (warn_logical_op): Update declaration.
13899 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13901 * tree.c (protected_set_expr_location): Fix formatting.
13903 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13906 * c-typeck.c (readonly_warning): new.
13907 (build_unary_op, build_modify_expr): Use readonly_warning for
13908 storing into something readonly but not const-qualified.
13910 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13913 * c-typeck.c (build_unary_op): Check for taking address of
13914 expression of type void.
13916 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13919 * c-typeck.c (build_function_call): Check for calling a function
13920 with qualified void return types. Call require_complete_type when
13923 2009-04-18 Jan Hubicka <jh@suse.cz>
13925 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13927 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13928 can_throw_external flag.
13929 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13930 * ipa-pure-const.c (ignore_edge): New function.
13931 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13932 only over can_throw_external edges.
13933 (local_pure_const): Add nothrow flag.
13934 * ipa-utils.c (searchc): Add ignore_edge callback.
13935 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13936 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13937 (set_nothrow_function_flags): Update cgraph.
13938 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13940 2009-04-18 Richard Guenther <rguenther@suse.de>
13942 PR middle-end/39804
13943 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13944 (fold_stmt): ... this and ...
13945 (fold_stmt_inplace): ... this.
13946 (fold_stmt_1): Fold references in calls and asms.
13947 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13949 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13951 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13952 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13954 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13956 * tree.c (function_args_count): Remove.
13957 * tree.h: Remove the prototype for function_args_count.
13959 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13961 * tree-iterator.c (expr_only): Remove.
13962 * tree.h: Remove the prototype for expr_only.
13964 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13966 * reginfo.c (cannot_change_mode_set_regs): Remove.
13967 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13969 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13971 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13972 whether operands 0 and 1 overlaps.
13974 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13976 PR middle-end/36902
13977 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13978 pointer. Use warning_at instead of warning.
13979 (search_for_addr_array): Likewise.
13980 (check_array_bounds): Likewise.
13981 (check_all_array_refs): Check that the incoming edge is not in the
13982 list of edges to be removed.
13983 (check_all_array_refs): Avoid the temporal pointer.
13984 (vrp_visit_cond_stmt): Fix typo.
13985 (simplify_switch_using_ranges): Handle the case where the switch
13986 index is an integer constant.
13988 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13990 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13992 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13994 * doc/extend.texi, doc/invoke.texi: Fix typos.
13996 2009-04-17 Cary Coutant <ccoutant@google.com>
13998 * tree-flow-inline.h (get_lineno): Fix inverted test.
14000 2009-04-17 Diego Novillo <dnovillo@google.com>
14002 * tree-ssa-pre.c (create_expression_by_pieces): Remove
14003 assertion for AVAIL_OUT.
14005 2009-04-17 Mike Frysinger <vapier@gentoo.org>
14008 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
14009 * config/sh/linux-atomic.asm: Likewise.
14011 2009-04-17 Diego Novillo <dnovillo@google.com>
14013 * except.c (debug_eh_tree): New.
14014 (struct eh_region, struct eh_status): Move ...
14015 * except.h: ... here.
14016 (add_type_for_runtime): Declare extern.
14017 (lookup_type_for_runtime): Likewise.
14018 (debug_eh_tree): Declare.
14019 * Makefile.in (GTFILES): List except.h before except.c
14021 2009-04-17 Diego Novillo <dnovillo@google.com>
14023 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14024 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14025 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14026 (find_vars_r): ... here.
14027 * tree-flow.h (find_referenced_vars_in): Declare.
14028 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14029 that AVAIL_OUT exists for BLOCK.
14030 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14031 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14032 (tree-parloops.o): Likewise.
14034 2009-04-17 Simon Baldwin <simonb@google.com>
14036 * toplev.c (default_tree_printer): Add handling for %E format.
14038 2009-04-17 Diego Novillo <dnovillo@google.com>
14040 * tree-pretty-print.c (dump_generic_node): Add break after
14041 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14042 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14043 FUNCTION_TYPE together. Call print_struct_decl when printing
14044 structures and TDF_SLIM is not given.
14045 (print_struct_decl): Fix logic for detecting recursion.
14047 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14050 * gcc.c (create_at_file): New.
14051 (compile_input_file_p): New.
14052 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14053 * main.c (main): Update call to toplev_main.
14054 * toplev.c (toplev_main): Change signature. Call expandargv.
14055 * toplev.h (toplev_main): Change signature.
14057 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14059 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14060 if the latter is not constant.
14062 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14064 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14066 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14068 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14069 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14071 2009-04-17 Richard Guenther <rguenther@suse.de>
14073 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14074 Handle component references view-converting an invariant address.
14076 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14078 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14079 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14080 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14081 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14082 Use @deftypevr rather than @deftypevar.
14084 2009-04-17 Richard Guenther <rguenther@suse.de>
14086 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14087 (get_prop_source_stmt): Likewise.
14088 (can_propagate_from): Likewise.
14090 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14092 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14093 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14094 (--with-multilib-list): Add default value.
14095 * configure: Regenerate.
14096 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14097 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14098 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14099 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14100 Don't add default cpu to multilib list unnecessarily, but do enable
14101 the relevant compiler option..
14102 Add support for --with-multilib-list=<blank> and
14103 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14104 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14105 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14106 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14107 TM_MULTILIB_CONFIG.
14108 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14109 (MULTILIB_OSDIRNAMES): New variable.
14110 * config/sh/t-1e: Delete file.
14111 * config/sh/t-mlib-sh1: Delete file.
14112 * config/sh/t-mlib-sh2: Delete file.
14113 * config/sh/t-mlib-sh2a: Delete file.
14114 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14115 * config/sh/t-mlib-sh2a-single: Delete file.
14116 * config/sh/t-mlib-sh2a-single-only: Delete file.
14117 * config/sh/t-mlib-sh2e: Delete file.
14118 * config/sh/t-mlib-sh3e: Delete file.
14119 * config/sh/t-mlib-sh4: Delete file.
14120 * config/sh/t-mlib-sh4-nofpu: Delete file.
14121 * config/sh/t-mlib-sh4-single: Delete file.
14122 * config/sh/t-mlib-sh4-single-only: Delete file.
14123 * config/sh/t-mlib-sh4a: Delete file.
14124 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14125 * config/sh/t-mlib-sh4a-single: Delete file.
14126 * config/sh/t-mlib-sh4a-single-only: Delete file.
14127 * config/sh/t-mlib-sh4al: Delete file.
14128 * config/sh/t-mlib-sh5-32media: Delete file.
14129 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14130 * config/sh/t-mlib-sh5-64media: Delete file.
14131 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14132 * config/sh/t-mlib-sh5-compact: Delete file.
14133 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14134 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14135 * doc/install.texi (Options specification): Add
14136 --with-multilib-list and --with-endian.
14138 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14140 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14142 (OBJS-common): Add plugin-version.o.
14143 (plugin-version.o): New.
14144 * gcc-plugin.h (plugin_gcc_version): New.
14145 (plugin_default_version_check): New.
14146 (plugin_init_func, plugin_init): Add version argument.
14147 * plugin-version.c: New.
14148 * plugin.c (str_plugin_gcc_version_name): New.
14149 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14150 pass it to the init function.
14151 (plugin_default_version_check): New.
14153 2009-04-17 Richard Guenther <rguenther@suse.de>
14155 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14156 for decl-vs-decl disambiguation.
14158 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14160 * config/s390/s390.h (s390_tune_attr): New macro definition.
14161 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14163 2009-04-17 Richard Guenther <rguenther@suse.de>
14165 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14166 (fold_stmt_r): Likewise.
14167 (maybe_fold_reference): New function.
14168 (fold_gimple_assign): Handle cases fold_stmt_r did.
14169 (fold_stmt): Do not use fold_stmt_r.
14170 (fold_stmt_inplace): Likewise.
14172 2009-04-17 Richard Guenther <rguenther@suse.de>
14174 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14175 (record_equivalences_from_stmt): Remove useless checks and
14177 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14178 the type is already suitable.
14180 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14182 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14184 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14186 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14187 (CMPtype): Define as __gcc_CMPtype.
14189 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14191 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14192 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14194 2009-04-17 Richard Guenther <rguenther@suse.de>
14196 PR tree-optimization/39746
14197 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14198 special-casing for builtins and static variable use/def.
14199 (call_may_clobber_ref_p_1): Likewise.
14201 2009-04-16 Ian Lance Taylor <iant@google.com>
14203 * df.h: Include "timevar.h".
14204 (struct df_problem): Change tv_id field to timevar_id_t.
14205 * tree-pass.h: Include "timevar.h".
14206 (struct opt_pass): Change tv_id field to timevar_id_t.
14207 * timevar.h (timevar_id_t): Define TV_NONE.
14208 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14209 TV_NONE rather than tv_id != 0.
14210 (execute_one_pass): Likewise.
14211 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14212 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14213 dependencies to $(TREE_PASS_H).
14214 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14216 (pass_branch_target_load_optimize2): Likewise.
14217 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14218 (pass_outof_cfg_layout_mode): Likewise.
14219 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14220 (pass_rebuild_cgraph_edges): Likewise.
14221 (pass_remove_cgraph_callee_edges): Likewise.
14222 * df-core.c (pass_df_initialize_opt): Likewise.
14223 (pass_df_initialize_no_opt): Likewise.
14224 (pass_df_finish): Likewise.
14225 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14226 * except.c (pass_set_nothrow_function_flags): Likewise.
14227 (pass_convert_to_eh_region_ranges): Likewise.
14228 * final.c (pass_compute_alignments): Likewise.
14229 * function.c (pass_instantiate_virtual_regs): Likewise.
14230 (pass_init_function): Likewise.
14231 (pass_leaf_regs): Likewise.
14232 (pass_match_asm_constraints): Likewise.
14233 * gimple-low.c (pass_lower_cf): Likewise.
14234 (pass_mark_used_blocks): Likewise.
14235 * init-regs.c (pass_initialize_regs): Likewise.
14236 * integrate.c (pass_initial_value_sets): Likewise.
14237 * ira.c (pass_ira): Likewise.
14238 * jump.c (pass_cleanup_barriers): Likewise.
14239 * omp-low.c (pass_expand_omp): Likewise.
14240 (pass_lower_omp): Likewise.
14241 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14242 * recog.c (pass_split_all_insns): Likewise.
14243 (pass_split_after_reload): Likewise.
14244 (pass_split_before_regstack): Likewise.
14245 (pass_split_before_sched2): Likewise.
14246 (pass_split_for_shorten_branches): Likewise.
14247 * reginfo.c (pass_reginfo_init): Likewise.
14248 (pass_subregs_of_mode_init): Likewise.
14249 (pass_subregs_of_mode_finish): Likewise.
14250 * passes.c (pass_postreload): Likewise.
14251 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14252 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14253 (pass_warn_function_return): Likewise.
14254 (pass_warn_function_noreturn): Likewise.
14255 * tree-complex.c (pass_lower_complex): Likewise.
14256 (pass_lower_complex_O0): Likewise.
14257 * tree-if-conv.c (pass_if_conversion): Likewise.
14258 * tree-into-ssa.c (pass_build_ssa): Likewise.
14259 * tree-mudflap.c (pass_mudflap_1): Likewise.
14260 (pass_mudflap_2): Likewise.
14261 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14262 (pass_mudflap_2): Likewise.
14263 * tree-nrv.c (pass_return_slot): Likewise.
14264 * tree-object-size.c (pass_object_sizes): Likewise.
14265 * tree-optimize.c (pass_all_optimizations): Likewise.
14266 (pass_early_local_passes): Likewise.
14267 (pass_all_early_optimizations): Likewise.
14268 (pass_cleanup_cfg): Likewise.
14269 (pass_cleanup_cfg_post_optimizing): Likewise.
14270 (pass_free_datastructures): Likewise.
14271 (pass_free_cfg_annotations): Likewise.
14272 (pass_fixup_cfg): Likewise.
14273 (pass_init_datastructures): Likewise.
14274 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14275 (pass_late_warn_uninitialized): Likewise.
14276 (pass_update_address_taken): Likewise.
14277 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14278 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14279 (pass_cse_sincos): Likewise.
14280 (pass_convert_to_rsqrt): Likewise.
14281 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14282 * tree-stdarg.c (pass_stdarg): Likewise.
14283 * tree-tailcall.c (pass_tail_recursion): Likewise.
14284 (pass_tail_calls): Likewise.
14285 * tree-vect-generic.c (pass_lower_vector): Likewise.
14286 (pass_lower_vector_ssa): Likewise.
14287 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14289 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14291 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14293 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14295 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14296 logical and signext.
14298 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14301 * config/sh/predicates.md (arith_operand): Check if the operand
14302 of TRUNCATE is a REG.
14304 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14306 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14307 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14309 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14311 * tree-iterator.c (tsi_split_statement_list_after,
14312 tsi_split_statement_list_before): Remove.
14313 * tree-iterator.h: Remove the prototypes for
14314 tsi_split_statement_list_after and tsi_split_statement_list_before.
14316 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14318 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14319 * tree-ssa-propagate.h: Remove the prototype for
14320 stmt_makes_single_load.
14322 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14324 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14325 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14327 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14329 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14331 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14333 * except.c (eh_region_outer_p): Remove.
14334 * except.h: Remove the prototype for eh_region_outer_p.
14336 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14338 * function.c (current_function_assembler_name): Remove.
14339 * function.h: Remove the prototype for
14340 current_function_assembler_name.
14342 2009-04-16 Ian Lance Taylor <iant@google.com>
14344 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14345 (add_reg_note): Call alloc_reg_note.
14346 * rtl.h (alloc_reg_note): Declare.
14347 * combine.c (try_combine): Use alloc_reg_note.
14348 (recog_for_combine, move_deaths): Likewise.
14349 (distribute_notes): Use alloc_reg_note and add_reg_note.
14350 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14351 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14352 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14354 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14356 PR rtl-optimization/39762
14357 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14358 ira_may_move_out_cost): Add comments about way of their usage.
14359 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14361 * ira-conflicts.c (process_regs_for_copy): Use function
14362 ira_get_register_move_cost instead of global
14363 ira_register_move_cost.
14365 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14366 color_pass, move_spill_restore, update_curr_costs): Ditto.
14368 * ira-lives.c (process_single_reg_class_operands): Ditto.
14370 * ira-emit.c (emit_move_list): Ditto.
14372 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14373 (record_reg_classes): Ditto. Use functions
14374 ira_get_register_move_cost and ira_get_may_move_cost instead of
14375 global vars ira_register_move_cost, ira_may_move_out_cost and
14376 ira_may_move_in_cost.
14377 (record_address_regs): Don't call ira_init_register_move_cost.
14378 Use function ira_get_may_move_cost instead of global
14379 ira_may_move_in_cost.
14380 (process_bb_node_for_hard_reg_moves): Use function
14381 ira_get_register_move_cost instead of global ira_register_move_cost.
14382 (ira_costs): Don't call ira_init_register_move_cost.
14384 2009-04-16 Richard Guenther <rguenther@suse.de>
14386 * tree-cfg.c (verify_gimple_assign_binary):
14387 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14388 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14389 (create_general_new_stmt): Note that this function is broken.
14391 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14393 * common.opt (fhelp): Add Var(help_flag).
14394 * gcc-plugin.h (plugin_info): Add help.
14395 * plugin.c (plugin_name_args): Add help.
14396 (register_plugin_info): Set plugin->help.
14397 (print_help_one_plugin): New.
14398 (print_plugins_help): New.
14399 * plugin.h (print_plugins_help): New.
14400 * toplev.c (toplev_main): Call print_plugins_help if needed.
14402 2009-04-16 Richard Guenther <rguenther@suse.de>
14404 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14405 (gimple_ior_addresses_taken_1): New function.
14406 (gimple_ior_addresses_taken): Likewise.
14407 * gimple.h (struct gimple_statement_with_ops_base): Remove
14408 addresses_taken member.
14409 (gimple_ior_addresses_taken): Declare.
14410 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14411 gimple_set_addresses_taken): Remove.
14412 * ipa-reference.c (mark_address): New function.
14413 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14414 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14415 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14416 (gimple_add_to_addresses_taken): Remove.
14417 (get_tmr_operands): Call mark_address_taken.
14418 (get_asm_expr_operands): Likewise.
14419 (get_expr_operands): Likewise.
14420 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14421 (free_stmt_operands): Do not free it.
14422 * tree-ssa.c (delete_tree_ssa): Likewise.
14423 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14425 2009-04-16 Richard Guenther <rguenther@suse.de>
14427 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14428 (walk_stmt_load_store_ops): Likewise.
14429 * gimple.c (get_base_loadstore): New function.
14430 (walk_stmt_load_store_addr_ops): Likewise.
14431 (walk_stmt_load_store_ops): Likewise.
14432 * ipa-pure-const.c (check_op): Simplify.
14433 (check_load, check_store): New functions.
14434 (check_stmt): Use walk_stmt_load_store_ops.
14435 * ipa-reference.c (mark_load): Adjust signature.
14436 (mark_store): Likewise.
14437 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14439 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14441 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14442 (plugin_info): New.
14443 * opts.c (common_handle_option): Don't call print_version.
14444 * plugin.c (plugin_name_args): Add version.
14445 (register_plugin_info): New.
14446 (register_callback): Handle PLUGIN_INFO.
14447 (try_init_one_plugin): New.
14448 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14450 (finalize_one_plugin): New.
14451 (finalize_plugins): New.
14452 (print_one_plugin): New.
14453 (print_plugins_versions): New.
14454 * plugin.h (print_plugins_versions): New.
14455 (finalize_plugins): New.
14456 * toplev.c (compile_file): Don't call initialize_plugins.
14457 (print_version): Call print_plugins_versions.
14458 (toplev_main): Call initialize_plugins. Print version if needed.
14459 Call finalize_plugins.
14461 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14463 * common.opt (fversion): New.
14464 * gcc.c (print_version): New.
14465 (process_command): Don't print the version. Just set print_version.
14466 (main): Print version. Call subprocesses if print_version and
14467 verbose_flag are set.
14468 * opts.c (common_handle_option): Handle OPT_fversion.
14470 2009-04-16 Richard Guenther <rguenther@suse.de>
14471 Ira Rosen <irar@il.ibm.com>
14473 PR tree-optimization/39698
14474 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14475 type of the reduction variable. Only generate the def if
14478 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14479 make sure to first convert to an integer of the same precision.
14480 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14481 the type of the evolution correctly in computing the new
14482 induction variable base.
14484 2009-04-16 Richard Guenther <rguenther@suse.de>
14486 PR middle-end/39625
14487 * tree-cfg.c (make_blocks): Split statements with to-be
14488 abnormal SSA names on the lhs.
14490 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14492 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14493 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14494 * c-typeck.c (really_start_incremental_init): Likewise.
14495 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14496 (TARGET_INITIALIZER): Remove it.
14497 * target.h (struct target): Remove vector_opaque_p.
14498 * tree.c (build_opaque_vector_type): New.
14499 * tree.h (TYPE_VECTOR_OPAQUE): New.
14500 (build_opaque_vector_type): Declare.
14501 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14502 * config/rs6000/rs6000.c (build_opaque_vector_type,
14503 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14504 (rs6000_init_builtins): Use build_opaque_vector_type for
14505 opaque_V4SI_type_node.
14507 2009-04-15 Catherine Moore <clm@codesourcery.com>
14509 * debug.h (set_name): Declare.
14510 * dwarf2out.c (dwarf2out_set_name): Declare.
14511 (dwarf2_debug_hooks): Add set_name.
14512 (find_AT_string): New.
14513 (add_AT_string): Call find_AT_string.
14514 (dwarf2out_set_name): New.
14515 * cp/decl.c (grokdeclarator): Call set_name.
14516 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14517 * debug.c (do_nothing_debug_hooks): Likewise.
14518 * dbxout.c (dbx_debug_hooks): Likewise.
14519 * sdbout.c (sdb_debug_hooks): Likewise.
14521 2009-04-15 Michael Eager <eager@eagercon.com>
14523 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14524 reg for single-precision FPU.
14525 * config/rs6000/rs6000.md (movsi_internal1): Only for
14526 !TARGET_SINGLE_FPU.
14527 (movsi_internal1_single): New. Add pattern to move SI values to/from
14528 single-precision FP regs.
14530 2009-04-15 Richard Guenther <rguenther@suse.de>
14532 * omp-low.c (lower_rec_input_clauses): Build correct address
14534 (expand_omp_for_generic): Fix multiplication type.
14535 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14536 (generate_memset_zero): Fix types.
14537 * tree-profile.c (prepare_instrumented_value): Correctly
14540 2009-04-15 Ian Lance Taylor <iant@google.com>
14542 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14543 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14544 for -Wall and for -Wc++-compat.
14545 (c_common_post_options): For C++, set warn_enum_compare if not
14547 * c-tree.h (struct c_expr): Add field original_type.
14548 (build_external_ref): Update declaration.
14549 * c-parser.c (c_parser_braced_init): Set original_type.
14550 (c_parser_initelt): Likewise.
14551 (c_parser_expr_no_commas): Likewise.
14552 (c_parser_conditional_expression): Likewise.
14553 (c_parser_cast_expression): Likewise.
14554 (c_parser_unary_expression): Likewise. Pull setting of
14555 original_code to top of function.
14556 (c_parser_sizeof_expression): Set original_type.
14557 (c_parser_alignof_expression): Likewise.
14558 (c_parser_postfix_expression): Likewise. Pull setting of
14559 original_code to top of function.
14560 (c_parser_postfix_expression_after_paren_type): Set original_type.
14561 (c_parser_postfix_expression_after_primary): Likewise.
14562 (c_parser_expression): Likewise.
14563 * c-typeck.c (build_external_ref): Add type parameter. Change all
14565 (c_expr_sizeof_expr): Set original_type field.
14566 (parser_build_unary_op): Likewise.
14567 (parser_build_binary_op): Likewise. Optionally warn about
14568 comparisons of enums of different types.
14569 (digest_init): Set original_type field.
14570 (really_start_incremental_init): Likewise.
14571 (push_init_level, pop_init_level): Likewise.
14572 * doc/invoke.texi (Warning Options): -Wenum-compare now
14575 2009-04-15 Richard Guenther <rguenther@suse.de>
14577 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14578 out a necessary conversion.
14579 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14580 names we didn't value number.
14581 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14583 2009-04-15 Richard Guenther <rguenther@suse.de>
14585 PR tree-optimization/39764
14586 * tree-ssa-ccp.c (get_value): Canonicalize value with
14587 canonicalize_float_value.
14589 2009-04-15 Jan Hubicka <jh@suse.cz>
14591 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14592 Wrong version of patch.
14594 2009-04-15 Jan Hubicka <jh@suse.cz>
14596 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14598 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14600 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14601 our distinct integral and vector types.
14603 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14605 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14606 * init.c (build_vtbl_address): Remove call to assemble_external.
14608 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14610 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14611 output for other floating point modes.
14613 2009-04-14 Diego Novillo <dnovillo@google.com>
14615 * diagnostic.c (diagnostic_report_diagnostic): Do not
14616 warn about loaded plugins for DK_ERROR and DK_WARNING.
14617 * c-decl.c (declspecs_add_type): Move call to
14618 invoke_plugin_callbacks ...
14619 * c-parser.c (c_parser_declspecs): ... here.
14620 * plugin.c (dump_active_plugins): Tidy output.
14622 2009-04-14 Diego Novillo <dnovillo@google.com>
14623 Le-Chun Wu <lcwu@google.com>
14625 * configure.ac: Add --enable-plugin support.
14626 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14627 * Makefile.in (PLUGIN_H): Define.
14628 Export ENABLE_PLUGIN and GMPINC to site.exp.
14629 Add PLUGINLIBS to link command.
14630 Add/modify dependencies for plugin.o and files including plugin.h.
14632 * config.in: Regenerate.
14634 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14637 2009-04-14 Le-Chun Wu <lcwu@google.com>
14639 * tree-pass.h (register_one_dump_file): Add a prototype for
14640 register_one_dump_file.
14641 * toplev.c (compile_file): Call initialize_plugins.
14642 (do_compile): Call invoke_plugin_callbacks.
14643 (toplev_main): Call invoke_plugin_callbacks.
14644 * common.opt: Add -fplugin= and -fplugin-arg-.
14645 * gcc-plugin.h: New public header file for plugins to include.
14646 * plugin.c: New source file.
14647 * plugin.h: New internal header file.
14648 * passes.c (register_one_dump_file): Make it external.
14650 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14652 2009-04-14 Diego Novillo <dnovillo@google.com>
14654 * doc/plugins.texi: New.
14655 * doc/gccint.texi: Add reference to Plugins chapter.
14656 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14657 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14658 loaded plugins, if any.
14659 * timevar.def (TV_PLUGIN_INIT): Define.
14660 (TV_PLUGIN_RUN): Define.
14661 * plugin.c: Include timevar.h
14662 (plugins_active_p): New.
14663 (dump_active_plugins): New.
14664 (debug_active_plugins): New.
14666 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14668 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14670 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14672 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14674 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14675 the same as a minus without a shift.
14677 2009-04-14 Nick Clifton <nickc@redhat.com>
14679 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14680 comparisons with small integers will always produce a short
14683 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14686 2008-12-19 Diego Novillo <dnovillo@google.com>
14688 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14690 2009-04-14 Richard Guenther <rguenther@suse.de>
14692 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14694 (verify_gimple_assign_binary): Likewise. Handle shifts and
14696 (verify_gimple_phi): Print the mismatched argument position.
14697 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14699 (vect_update_init_of_dr): Likewise.
14700 * matrix-reorg.c (transform_access_sites): Do what the
14702 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14704 2009-04-13 Michael Eager <eager@eagercon.com>
14706 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14707 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14708 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14709 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14710 remove duplicate config
14712 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14714 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14715 file_name:line_number type locator of the call site.
14717 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14719 * genautomata.c: Put blank after comma.
14720 (automaton_decls): New.
14721 (struct unit_usage): Add comments to member next.
14722 (store_alt_unit_usage): Keep the list ordered.
14723 (unit_present_on_list_p, equal_alternatives_p): New.
14724 (check_regexp_units_distribution): Check units distribution
14725 correctness correctly.
14726 (main): Don't write automata if error is found. Return correct
14729 * config/m68k/cf.md (cfv4_ds): Remove.
14730 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14731 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14733 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14734 power4-load-ext, power4-store, power4-store-update,
14735 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14736 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14737 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14738 power4-sqrt, power4-isync): Modify reservation to make correct
14739 unit distribution to automata.
14741 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14742 power5-store-update, power5-two, power5-three, power5-lmul,
14743 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14745 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14747 * except.c (pass_set_nothrow_function_flags): Set name and add
14749 (set_nothrow_function_flags): Mention in the dump file when
14750 changing a function to nothrow.
14752 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14755 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14756 instead of unsigned long.
14758 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14760 * config/arm/arm.c (return_used_this_function): Remove.
14761 (arm_output_function_prologue): Remove use of
14762 return_used_this_function.
14763 (output_return_instruction): Replace use of
14764 return_used_this_function
14765 by cfun->machine->return_used_this_function.
14766 (arm_output_epilogue): Likewise.
14767 (arm_output_function_epilogue): Likewise.
14768 (thumb_unexpanded_epilogue): Likewise.
14769 * config/arm/arm.h (struct machine_function):
14770 New member return_used_this_function.
14772 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14774 * doc/install.texi: Correct description of default directory for
14775 --with-gxx-include-dir.
14777 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14779 * fold-const.c (build_range_check): Properly deal with enumeral and
14780 boolean base types.
14782 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14784 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14785 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14786 * params.h (MAX_GCSE_PASSES): Remove.
14787 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14788 in sequence. Remove ability to run multiple passes.
14789 (bypass_jumps): Report run as third CPROP pass.
14791 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14793 PR middle-end/39651
14794 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14795 when deciding whether the whole SEQUENCE can throw.
14797 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14800 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14801 offseted label references.
14803 2009-04-11 Jan Hubicka <jh@suse.cz>
14805 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14807 2009-04-11 Richard Guenther <rguenther@suse.de>
14809 PR middle-end/39732
14810 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14811 return variables as TREE_ADDRESSABLE.
14813 2009-04-11 Richard Guenther <rguenther@suse.de>
14815 PR tree-optimization/39713
14816 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14817 reference trees have SSA_NAME operands.
14819 2009-04-11 Richard Guenther <rguenther@suse.de>
14822 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14823 address expressions.
14825 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14827 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14828 match changes in Cygwin 1.7
14829 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14830 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14832 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14834 PR tree-optimization/39701
14835 * doc/invoke.texi (Optimization Options): Document change in
14836 meaning and initialization of -fdelete-null-pointer-checks.
14838 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14840 PR middle-end/39701
14841 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14843 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14846 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14848 2009-04-10 Chao-ying Fu <fu@mips.com>
14850 * doc/tm.texi (Instruction Output): Document
14851 TARGET_ASM_FINAL_POSTSCAN_INSN.
14852 * target.h (final_postscan_insn): New field in asm_out.
14853 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14854 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14855 * final.c (final_scan_insn): Call
14856 targetm.asm_out.final_postscan_insn after outputting
14857 an asm macro and a normal instruction.
14859 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14860 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14861 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14862 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14863 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14865 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14867 PR middle-end/39701
14868 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14869 variables as non-NULL even with -fdelete-null-pointer-checks.
14871 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14873 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14875 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14878 * config/i386/i386.c (classify_argument): Handle SCmode with
14879 (bit_offset % 64) != 0.
14881 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14883 * doc/invoke.texi (Optimize Options): Add cross-reference to
14884 -Q --help=optimizers examples.
14886 2009-04-10 Ben Elliston <bje@au.ibm.com>
14889 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14890 regalign for the reg == fpr and TDmode case.
14892 2009-04-09 David Ayers <ayers@fsfe.org>
14895 * objc/objc-act.c (warn_with_method): Remove helper function.
14896 (check_duplicates): Call warning and inform directly.
14897 (really_start_method): Likewise.
14899 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14901 * expmed.c (expand_divmod): Always use a comparison for a division
14902 by a large unsigned integer.
14904 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14905 for things others than variables or functions as nonzero.
14907 2009-04-09 Nick Clifton <nickc@redhat.com>
14909 * unwind-compat.c: Change copyright header to refer to version
14910 3 of the GNU General Public License with version 3.1 of the
14911 GCC Runtime Library Exception and to point readers at the
14912 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14913 * config/alpha/crtfastmath.c: Likewise.
14914 * config/alpha/linux-unwind.h: Likewise.
14915 * config/alpha/qrnnd.asm: Likewise.
14916 * config/alpha/vms-crt0-64.c: Likewise.
14917 * config/alpha/vms-crt0.c: Likewise.
14918 * config/alpha/vms-dwarf2.asm: Likewise.
14919 * config/alpha/vms-dwarf2eh.asm: Likewise.
14920 * config/alpha/vms-psxcrt0-64.c: Likewise.
14921 * config/alpha/vms-psxcrt0.c: Likewise.
14922 * config/alpha/vms_tramp.asm: Likewise.
14923 * config/arc/initfini.c: Likewise.
14924 * config/arc/lib1funcs.asm: Likewise.
14925 * config/arm/bpabi-v6m.S: Likewise.
14926 * config/arm/bpabi.S: Likewise.
14927 * config/arm/bpabi.c: Likewise.
14928 * config/arm/crti.asm: Likewise.
14929 * config/arm/crtn.asm: Likewise.
14930 * config/arm/ieee754-df.S: Likewise.
14931 * config/arm/ieee754-sf.S: Likewise.
14932 * config/arm/lib1funcs.asm: Likewise.
14933 * config/arm/libunwind.S: Likewise.
14934 * config/arm/linux-atomic.c: Likewise.
14935 * config/arm/mmintrin.h: Likewise.
14936 * config/arm/pr-support.c: Likewise.
14937 * config/arm/unaligned-funcs.c: Likewise.
14938 * config/arm/unwind-arm.c: Likewise.
14939 * config/arm/unwind-arm.h: Likewise.
14940 * config/avr/libgcc.S: Likewise.
14941 * config/bfin/crti.s: Likewise.
14942 * config/bfin/crtlibid.s: Likewise.
14943 * config/bfin/crtn.s: Likewise.
14944 * config/bfin/lib1funcs.asm: Likewise.
14945 * config/bfin/linux-unwind.h: Likewise.
14946 * config/cris/arit.c: Likewise.
14947 * config/cris/cris_abi_symbol.c: Likewise.
14948 * config/darwin-64.c: Likewise.
14949 * config/darwin-crt2.c: Likewise.
14950 * config/darwin-crt3.c: Likewise.
14951 * config/darwin.h: Likewise.
14952 * config/dbxelf.h: Likewise.
14953 * config/dfp-bit.c: Likewise.
14954 * config/dfp-bit.h: Likewise.
14955 * config/elfos.h: Likewise.
14956 * config/fixed-bit.c: Likewise.
14957 * config/fixed-bit.h: Likewise.
14958 * config/fp-bit.c: Likewise.
14959 * config/fp-bit.h: Likewise.
14960 * config/fr30/crti.asm: Likewise.
14961 * config/fr30/crtn.asm: Likewise.
14962 * config/fr30/lib1funcs.asm: Likewise.
14963 * config/freebsd-spec.h: Likewise.
14964 * config/frv/cmovd.c: Likewise.
14965 * config/frv/cmovh.c: Likewise.
14966 * config/frv/cmovw.c: Likewise.
14967 * config/frv/frvbegin.c: Likewise.
14968 * config/frv/frvend.c: Likewise.
14969 * config/frv/lib1funcs.asm: Likewise.
14970 * config/glibc-stdint.h: Likewise.
14971 * config/h8300/clzhi2.c: Likewise.
14972 * config/h8300/crti.asm: Likewise.
14973 * config/h8300/crtn.asm: Likewise.
14974 * config/h8300/ctzhi2.c: Likewise.
14975 * config/h8300/fixunssfsi.c: Likewise.
14976 * config/h8300/lib1funcs.asm: Likewise.
14977 * config/h8300/parityhi2.c: Likewise.
14978 * config/h8300/popcounthi2.c: Likewise.
14979 * config/i386/ammintrin.h: Likewise.
14980 * config/i386/att.h: Likewise.
14981 * config/i386/avxintrin.h: Likewise.
14982 * config/i386/biarch64.h: Likewise.
14983 * config/i386/bmmintrin.h: Likewise.
14984 * config/i386/cpuid.h: Likewise.
14985 * config/i386/cross-stdarg.h: Likewise.
14986 * config/i386/crtfastmath.c: Likewise.
14987 * config/i386/crtprec.c: Likewise.
14988 * config/i386/cygming-crtbegin.c: Likewise.
14989 * config/i386/cygming-crtend.c: Likewise.
14990 * config/i386/cygwin.asm: Likewise.
14991 * config/i386/emmintrin.h: Likewise.
14992 * config/i386/gmm_malloc.h: Likewise.
14993 * config/i386/gthr-win32.c: Likewise.
14994 * config/i386/i386.h: Likewise.
14995 * config/i386/immintrin.h: Likewise.
14996 * config/i386/linux-unwind.h: Likewise.
14997 * config/i386/linux64.h: Likewise.
14998 * config/i386/mm3dnow.h: Likewise.
14999 * config/i386/mmintrin-common.h: Likewise.
15000 * config/i386/mmintrin.h: Likewise.
15001 * config/i386/nmmintrin.h: Likewise.
15002 * config/i386/pmm_malloc.h: Likewise.
15003 * config/i386/pmmintrin.h: Likewise.
15004 * config/i386/smmintrin.h: Likewise.
15005 * config/i386/sol2-c1.asm: Likewise.
15006 * config/i386/sol2-ci.asm: Likewise.
15007 * config/i386/sol2-cn.asm: Likewise.
15008 * config/i386/sol2-gc1.asm: Likewise.
15009 * config/i386/tmmintrin.h: Likewise.
15010 * config/i386/unix.h: Likewise.
15011 * config/i386/w32-unwind.h: Likewise.
15012 * config/i386/wmmintrin.h: Likewise.
15013 * config/i386/x86-64.h: Likewise.
15014 * config/i386/x86intrin.h: Likewise.
15015 * config/i386/xmmintrin.h: Likewise.
15016 * config/ia64/crtbegin.asm: Likewise.
15017 * config/ia64/crtend.asm: Likewise.
15018 * config/ia64/crtfastmath.c: Likewise.
15019 * config/ia64/crti.asm: Likewise.
15020 * config/ia64/crtn.asm: Likewise.
15021 * config/ia64/fde-glibc.c: Likewise.
15022 * config/ia64/lib1funcs.asm: Likewise.
15023 * config/ia64/linux-unwind.h: Likewise.
15024 * config/ia64/quadlib.c: Likewise.
15025 * config/ia64/unwind-ia64.c: Likewise.
15026 * config/linux.h: Likewise.
15027 * config/m32c/m32c-lib1.S: Likewise.
15028 * config/m32c/m32c-lib2-trapv.c: Likewise.
15029 * config/m32c/m32c-lib2.c: Likewise.
15030 * config/m32r/initfini.c: Likewise.
15031 * config/m68hc11/larith.asm: Likewise.
15032 * config/m68hc11/m68hc11-crt0.S: Likewise.
15033 * config/m68k/cf.md: Likewise.
15034 * config/m68k/crti.s: Likewise.
15035 * config/m68k/crtn.s: Likewise.
15036 * config/m68k/lb1sf68.asm: Likewise.
15037 * config/m68k/linux-unwind.h: Likewise.
15038 * config/mcore/crti.asm: Likewise.
15039 * config/mcore/crtn.asm: Likewise.
15040 * config/mcore/lib1.asm: Likewise.
15041 * config/mips/linux-unwind.h: Likewise.
15042 * config/mips/loongson.h: Likewise.
15043 * config/mips/mips16.S: Likewise.
15044 * config/mmix/crti.asm: Likewise.
15045 * config/mmix/crtn.asm: Likewise.
15046 * config/pa/fptr.c: Likewise.
15047 * config/pa/hpux-unwind.h: Likewise.
15048 * config/pa/lib2funcs.asm: Likewise.
15049 * config/pa/linux-atomic.c: Likewise.
15050 * config/pa/linux-unwind.h: Likewise.
15051 * config/pa/milli64.S: Likewise.
15052 * config/pa/quadlib.c: Likewise.
15053 * config/pa/stublib.c: Likewise.
15054 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15055 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15056 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15057 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15058 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15059 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15060 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15061 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15062 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15063 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15064 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15065 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15066 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15067 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15068 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15069 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15070 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15071 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15072 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15073 * config/rs6000/750cl.h: Likewise.
15074 * config/rs6000/altivec.h: Likewise.
15075 * config/rs6000/biarch64.h: Likewise.
15076 * config/rs6000/crtresfpr.asm: Likewise.
15077 * config/rs6000/crtresgpr.asm: Likewise.
15078 * config/rs6000/crtresxfpr.asm: Likewise.
15079 * config/rs6000/crtresxgpr.asm: Likewise.
15080 * config/rs6000/crtsavfpr.asm: Likewise.
15081 * config/rs6000/crtsavgpr.asm: Likewise.
15082 * config/rs6000/darwin-asm.h: Likewise.
15083 * config/rs6000/darwin-fallback.c: Likewise.
15084 * config/rs6000/darwin-fpsave.asm: Likewise.
15085 * config/rs6000/darwin-ldouble.c: Likewise.
15086 * config/rs6000/darwin-tramp.asm: Likewise.
15087 * config/rs6000/darwin-unwind.h: Likewise.
15088 * config/rs6000/darwin-vecsave.asm: Likewise.
15089 * config/rs6000/darwin-world.asm: Likewise.
15090 * config/rs6000/e500crtres32gpr.asm: Likewise.
15091 * config/rs6000/e500crtres64gpr.asm: Likewise.
15092 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15093 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15094 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15095 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15096 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15097 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15098 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15099 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15100 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15101 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15102 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15103 * config/rs6000/eabi-ci.asm: Likewise.
15104 * config/rs6000/eabi-cn.asm: Likewise.
15105 * config/rs6000/eabi.asm: Likewise.
15106 * config/rs6000/linux-unwind.h: Likewise.
15107 * config/rs6000/linux64.h: Likewise.
15108 * config/rs6000/paired.h: Likewise.
15109 * config/rs6000/paired.md: Likewise.
15110 * config/rs6000/ppc64-fp.c: Likewise.
15111 * config/rs6000/ppu_intrinsics.h: Likewise.
15112 * config/rs6000/rs6000.h: Likewise.
15113 * config/rs6000/si2vmx.h: Likewise.
15114 * config/rs6000/sol-ci.asm: Likewise.
15115 * config/rs6000/sol-cn.asm: Likewise.
15116 * config/rs6000/spe.h: Likewise.
15117 * config/rs6000/spu2vmx.h: Likewise.
15118 * config/rs6000/sysv4.h: Likewise.
15119 * config/rs6000/tramp.asm: Likewise.
15120 * config/rs6000/vec_types.h: Likewise.
15121 * config/s390/linux-unwind.h: Likewise.
15122 * config/s390/tpf-unwind.h: Likewise.
15123 * config/score/crti.asm: Likewise.
15124 * config/score/crtn.asm: Likewise.
15125 * config/sh/crt1.asm: Likewise.
15126 * config/sh/crti.asm: Likewise.
15127 * config/sh/crtn.asm: Likewise.
15128 * config/sh/divtab-sh4-300.c: Likewise.
15129 * config/sh/divtab-sh4.c: Likewise.
15130 * config/sh/divtab.c: Likewise.
15131 * config/sh/lib1funcs-4-300.asm: Likewise.
15132 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15133 * config/sh/lib1funcs.asm: Likewise.
15134 * config/sh/lib1funcs.h: Likewise.
15135 * config/sh/linux-atomic.asm: Likewise.
15136 * config/sh/linux-unwind.h: Likewise.
15137 * config/sh/shmedia.h: Likewise.
15138 * config/sh/sshmedia.h: Likewise.
15139 * config/sh/ushmedia.h: Likewise.
15140 * config/sparc/crtfastmath.c: Likewise.
15141 * config/sparc/linux-unwind.h: Likewise.
15142 * config/sparc/sol2-c1.asm: Likewise.
15143 * config/sparc/sol2-ci.asm: Likewise.
15144 * config/sparc/sol2-cn.asm: Likewise.
15145 * config/spu/divmodti4.c: Likewise.
15146 * config/spu/divv2df3.c: Likewise.
15147 * config/spu/float_disf.c: Likewise.
15148 * config/spu/float_unsdidf.c: Likewise.
15149 * config/spu/float_unsdisf.c: Likewise.
15150 * config/spu/float_unssidf.c: Likewise.
15151 * config/spu/mfc_multi_tag_release.c: Likewise.
15152 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15153 * config/spu/mfc_tag_release.c: Likewise.
15154 * config/spu/mfc_tag_reserve.c: Likewise.
15155 * config/spu/mfc_tag_table.c: Likewise.
15156 * config/spu/multi3.c: Likewise.
15157 * config/spu/spu_internals.h: Likewise.
15158 * config/spu/spu_intrinsics.h: Likewise.
15159 * config/spu/spu_mfcio.h: Likewise.
15160 * config/spu/vec_types.h: Likewise.
15161 * config/spu/vmx2spu.h: Likewise.
15162 * config/stormy16/stormy16-lib2.c: Likewise.
15163 * config/svr4.h: Likewise.
15164 * config/sync.c: Likewise.
15165 * config/v850/lib1funcs.asm: Likewise.
15166 * config/vxlib-tls.c: Likewise.
15167 * config/vxlib.c: Likewise.
15168 * config/vxworks-dummy.h: Likewise.
15169 * config/xtensa/crti.asm: Likewise.
15170 * config/xtensa/crtn.asm: Likewise.
15171 * config/xtensa/ieee754-df.S: Likewise.
15172 * config/xtensa/ieee754-sf.S: Likewise.
15173 * config/xtensa/lib1funcs.asm: Likewise.
15174 * config/xtensa/lib2funcs.S: Likewise.
15175 * config/xtensa/linux-unwind.h: Likewise.
15176 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15177 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15178 * coretypes.h: Likewise.
15179 * crtstuff.c: Likewise.
15180 * defaults.h: Likewise.
15181 * dwarf2.h: Likewise.
15182 * emutls.c: Likewise.
15183 * gbl-ctors.h: Likewise.
15184 * gcov-io.h: Likewise.
15185 * ginclude/float.h: Likewise.
15186 * ginclude/iso646.h: Likewise.
15187 * ginclude/stdarg.h: Likewise.
15188 * ginclude/stdbool.h: Likewise.
15189 * ginclude/stddef.h: Likewise.
15190 * ginclude/stdfix.h: Likewise.
15191 * ginclude/stdint-gcc.h: Likewise.
15192 * ginclude/tgmath.h: Likewise.
15193 * gthr-aix.h: Likewise.
15194 * gthr-dce.h: Likewise.
15195 * gthr-gnat.c: Likewise.
15196 * gthr-gnat.h: Likewise.
15197 * gthr-lynx.h: Likewise.
15198 * gthr-mipssde.h: Likewise.
15199 * gthr-nks.h: Likewise.
15200 * gthr-posix.c: Likewise.
15201 * gthr-posix.h: Likewise.
15202 * gthr-posix95.h: Likewise.
15203 * gthr-rtems.h: Likewise.
15204 * gthr-single.h: Likewise.
15205 * gthr-solaris.h: Likewise.
15206 * gthr-tpf.h: Likewise.
15207 * gthr-vxworks.h: Likewise.
15208 * gthr-win32.h: Likewise.
15209 * gthr.h: Likewise.
15210 * libgcc2.c: Likewise.
15211 * libgcc2.h: Likewise.
15212 * libgcov.c: Likewise.
15213 * tsystem.h: Likewise.
15214 * typeclass.h: Likewise.
15215 * unwind-c.c: Likewise.
15216 * unwind-compat.h: Likewise.
15217 * unwind-dw2-fde-compat.c: Likewise.
15218 * unwind-dw2-fde-darwin.c: Likewise.
15219 * unwind-dw2-fde-glibc.c: Likewise.
15220 * unwind-dw2-fde.c: Likewise.
15221 * unwind-dw2-fde.h: Likewise.
15222 * unwind-dw2.c: Likewise.
15223 * unwind-dw2.h: Likewise.
15224 * unwind-generic.h: Likewise.
15225 * unwind-pe.h: Likewise.
15226 * unwind-sjlj.c: Likewise.
15227 * unwind.inc: Likewise.
15228 * config/arm/neon-gen.ml: Change generated copyright header to
15229 refer to version 3 of the GNU General Public License with
15230 version 3.1 of the GCC Runtime Library Exception and to point
15231 readers at the COPYING3 and COPYING3.RUNTIME files and the
15232 FSF's license web page.
15233 * config/arm/arm_neon.h: Regenerate.
15235 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15237 * config/cris/cris.md: Change copyright header to refer to version
15238 3 of the GNU General Public License.
15239 * doc/install.texi2html: Change copyright header to refer to version
15240 3 of the GNU General Public License and to point readers at the
15241 COPYING3 file and the FSF's license web page.
15242 * config/vax/linux.h: Likewise.
15244 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15246 * config/i386/i386.md (cmpcc): New.
15247 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15248 (sync_compare_and_swap_cc*): Delete.
15250 * config/s390/s390.c (s390_compare_emitted): Remove.
15251 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15252 s390_compare_emitted used to be handled. Assert that modes match.
15253 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15254 refer to sync_compare_and_swap_ccsi.
15255 * config/s390/s390.h (s390_compare_emitted): Remove.
15256 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15257 instead of s390_compare_emitted.
15258 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15259 instead of s390_compare_emitted.
15260 * config/s390/s390.md (cmpcc): New.
15261 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15262 CC_REGNUM, do not pretend it's set.
15263 (sync_compare_and_swap_cc*): Delete.
15264 * config/s390/predicates.md (cc_reg_operand): New.
15266 * expr.c (sync_compare_and_swap_cc): Delete.
15267 * optabs.h (sync_compare_and_swap_cc): Delete.
15268 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15269 is being used with can_compare_p.
15270 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15271 (find_cc_set): New.
15272 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15273 look for a MODE_CC set instead. Use emit_store_flag.
15274 (expand_compare_and_swap_loop): Likewise, with some additional
15275 complication to avoid a force_reg when useless. Use
15276 emit_cmp_and_jump_insns.
15277 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15278 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15279 sync_compare_and_swap documentation.
15281 2009-04-09 Jan Hubicka <jh@suse.cz>
15283 * except.c (find_prev_try): Break out from ....
15284 (duplicate_eh_regions): ... here; properly update prev_try pointers
15285 when duplication part of tree.
15286 (dump_eh_tree): Improve dumping.
15287 (verify_eh_region): New.
15288 (verify_eh_tree): Use it.
15290 2009-04-06 Richard Guenther <rguenther@suse.de>
15292 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15293 &ARRAY addresses by adjusting their types and prepending
15295 * tree-cfg.c (verify_gimple_assign_single): Verify that
15296 addresses are correct.
15298 2009-04-09 Richard Guenther <rguenther@suse.de>
15300 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15301 indices into an array reference if possible.
15302 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15303 Fold POINTER_PLUS_EXPR statements with invariant address.
15305 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15308 * config.gcc (powerpc64-*-linux*): Always build biarch.
15310 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15313 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15314 it and pedwarn if this results in an INTEGER_CST.
15316 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15318 * doc/install.texi: Update minimum GMP version. Remove obsolete
15319 text in MPFR section.
15321 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15323 * dwarf2out.c (class_scope_p): New static inline.
15324 (class_or_namespace_scope_p): Use it.
15325 (gen_variable_die): Use DW_TAG_member tag for static data member
15326 declarations instead of DW_TAG_variable.
15328 PR middle-end/39573
15329 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15332 2009-04-08 Richard Guenther <rguenther@suse.de>
15334 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15335 valueize random data.
15337 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15339 * config.gcc (aix tm_file): Add aix-stdint.h.
15340 (aix tm clause use_gcc_stdint): Set to wrap.
15341 * config/rs6000/aix-stdint.h: New file.
15343 2009-04-08 Richard Guenther <rguenther@suse.de>
15345 PR middle-end/36291
15346 * tree-dfa.c (add_referenced_var): Do not recurse into
15347 global initializers.
15348 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15350 (fold_const_aggregate_ref): Likewise.
15352 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15354 * recog.c (ordered_comparison_operator): New.
15355 * gensupport.c (std_preds): Add it.
15356 * doc/md.texi (Machine-Independent Predicates): Document it.
15358 2009-04-08 Jan Hubicka <jh@suse.cz>
15360 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15361 * function.h (rtl_eh): Remove exception_handler_label_map.
15362 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15363 remove_exception_handler_label, for_each_eh_label_1): Remove.
15364 (rtl_remove_unreachable_regions): Remove.
15365 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15366 (find_exception_handler_labels): Don't build the hashtable.
15367 (maybe_remove_eh_handler): Remove.
15368 (for_each_eh_label): Rewrite to walk the tree.
15369 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15370 * except.h (maybe_remove_eh_handler): Remove.
15371 * passes.c (init_optimization_passes): Schedule second EH cleanup
15373 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15374 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15376 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15378 * genoutput.c (validate_optab_operands): New.
15379 (gen_insn, gen_expand): Call it.
15381 * genflags.c (gen_insn): Detect misused iterators.
15382 (main): Pass line_no to gen_insn, exit with status 1 on error.
15384 * genextract.c (line_no): Make global.
15385 (VEC_safe_set_locstr): Change assertion to error message.
15386 (main): Exit with status 1 on error.
15388 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15392 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15393 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15394 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15395 * c-convert.c (convert): Do not call fold on results of conversion
15396 functions when the result is a C_MAYBE_CONST_EXPR.
15397 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15398 of __builtin_choose_expr.
15399 * c-typeck.c (remove_c_maybe_const_expr): New.
15400 (build_unary_op, build_conditional_expr, build_compound_expr,
15401 build_binary_op, c_objc_common_truthvalue_conversion): Call
15402 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15405 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15407 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15408 CODE to produce a new one. Add a prototype to use fold_convert_const
15410 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15413 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15414 mix declarations and code.
15416 2009-04-08 Ben Elliston <bje@au.ibm.com>
15418 * gcc.c: Replace `CC' with `GCC' throughout.
15420 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15422 * doc/invoke.texi: Document Atom support.
15424 2009-04-07 Jason Merrill <jason@redhat.com>
15427 * c-common.h, c-common.c: Add flag_pretty_templates.
15428 * c-opts.c (c_common_handle_option): Set it.
15429 * c.opt: Add -fno-pretty-templates.
15430 * doc/invoke.texi (C++ Dialect Options): Likewise.
15432 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15434 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15435 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15436 (ia64_expand_builtin): Likewise.
15438 2009-04-07 Martin Jambor <mjambor@suse.cz>
15440 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15441 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15442 ADDR_EXPRS are include too.
15444 2009-04-07 Richard Guenther <rguenther@suse.de>
15446 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15447 decls are only used if passes as parameters or if they are
15448 local statics and the call is not to a builtin.
15449 (call_may_clobber_ref_p_1): Likewise.
15451 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15453 * expr.c (do_store_flag): Remove last argument. Simplify code
15454 to avoid duplication of tests already done by can_compare_p.
15455 (expand_expr_real_1): Adjust caller.
15457 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15459 * optabs.c (can_compare_p): Test the predicate of a
15460 cbranch and cstore pattern.
15462 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15464 * expr.c (convert_move): Use emit_store_flag instead of
15467 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15469 * config/i386/i386.c (ix86_compare_emitted): Remove.
15470 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15471 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15472 * config/i386/i386.h (ix86_compare_emitted): Remove.
15473 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15474 instead of ix86_compare_emitted.
15475 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15477 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15479 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15480 Add t-sysroot-suffix to tmake_file.
15481 * config/print-sysroot-suffix.sh: New file.
15482 * config/t-sysroot-suffix: New file.
15484 2009-04-07 Ben Elliston <bje@au.ibm.com>
15486 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15487 as the latter produces a warning when the target does not support
15490 2009-04-07 Ben Elliston <bje@au.ibm.com>
15492 * dfp.c: Replace type punning assignments with memcpy throughout.
15493 * Makefile.in (dfp.o-warn): Remove.
15495 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15498 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15499 Include soft-fp/t-softfp after rs6000/t-linux64.
15501 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15503 * stor-layout.c (set_sizetype): Use the full precision of their
15504 machine mode for bitsize types.
15506 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15508 * config/i386/i386.md: Revert 2 accidental checkins.
15510 2009-04-06 Joey Ye <joey.ye@intel.com>
15511 Xuepeng Guo <xuepeng.guo@intel.com>
15512 H.J. Lu <hongjiu.lu@intel.com>
15514 Atom pipeline model, tuning and insn selection.
15515 * config.gcc (atom): Add atom config options and target.
15517 * config/i386/atom.md: New.
15519 * config/i386/i386.c (atom_cost): New cost.
15520 (m_ATOM): New macro flag.
15521 (initial_ix86_tune_features): Set m_ATOM.
15522 (x86_accumulate_outgoing_args): Likewise.
15523 (x86_arch_always_fancy_math_387): Likewise.
15524 (processor_target): Add Atom cost.
15525 (cpu_names): Add Atom cpu name.
15526 (override_options): Set Atom ISA.
15527 (ix86_issue_rate): New case PROCESSOR_ATOM.
15528 (ix86_adjust_cost): Likewise.
15530 * config/i386/i386.h (TARGET_ATOM): New target macro.
15531 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15532 (TARGET_OPT_AGU): New target option.
15533 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15534 (processor_type): Add PROCESSOR_ATOM.
15536 * config/i386/i386.md (cpu): Add new value "atom".
15537 (use_carry, movu): New attr.
15538 (atom.md): Include atom.md.
15539 (adddi3_carry_rex64): Set attr "use_carry".
15540 (addqi3_carry): Likewise.
15541 (addhi3_carry): Likewise.
15542 (addsi3_carry): Likewise.
15543 (*addsi3_carry_zext): Likewise.
15544 (subdi3_carry_rex64): Likewise.
15545 (subqi3_carry): Likewise.
15546 (subhi3_carry): Likewise.
15547 (subsi3_carry): Likewise.
15548 (x86_movdicc_0_m1_rex64): Likewise.
15549 (*x86_movdicc_0_m1_se): Likewise.
15550 (x86_movsicc_0_m1): Likewise.
15551 (*x86_movsicc_0_m1_se): Likewise.
15552 (*adddi_1_rex64): Emit add insn as much as possible.
15553 (*addsi_1): Likewise.
15554 (return_internal): Set atom_unit.
15555 (return_internal_long): Likewise.
15556 (return_pop_internal): Likewise.
15557 (*rcpsf2_sse): Set atom_sse_attr attr.
15558 (*qrt<mode>2_sse): Likewise.
15559 (*prefetch_sse): Likewise.
15561 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15563 (ix86_target_macros_internal): Likewise.
15565 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15566 (*prefetch_sse_rex): Likewise.
15567 (sse_rcpv4sf2): Likewise.
15568 (sse_vmrcpv4sf2): Likewise.
15569 (sse_sqrtv4sf2): Likewise.
15570 (<sse>_vmsqrt<mode>2): Likewise.
15571 (sse_ldmxcsr): Likewise.
15572 (sse_stmxcsr): Likewise.
15573 (*sse_sfence): Likewise.
15574 (sse2_clflush): Likewise.
15575 (*sse2_mfence): Likewise.
15576 (*sse2_lfence): Likewise.
15577 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15578 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15579 (avx_movdqu<avxmodesuffix>): Likewise.
15580 (avx_lddqu<avxmodesuffix>): Likewise.
15581 (sse2_movntv2di): Change attr "type" to "ssemov".
15582 (sse2_movntsi): Likewise.
15583 (rsqrtv8sf2): Change attr "type" to "sseadd".
15584 (sse3_addsubv2df3): Set attr "atom_unit".
15585 (sse3_h<plusminus_insn>v4sf3): Likewise.
15586 (*sse2_pmaddwd): Likewise.
15587 (*vec_extractv2di_1_rex64): Likewise.
15588 (*vec_extractv2di_1_avx): Likewise.
15589 (sse2_psadbw): Likewise.
15590 (ssse3_phaddwv8hi3): Likewise.
15591 (ssse3_phaddwv4hi3): Likewise.
15592 (ssse3_phadddv4si3): Likewise.
15593 (ssse3_phadddv2si3): Likewise.
15594 (ssse3_phaddswv8hi3): Likewise.
15595 (ssse3_phaddswv4hi3): Likewise.
15596 (ssse3_phsubwv8hi3): Likewise.
15597 (ssse3_phsubwv4hi3): Likewise.
15598 (ssse3_phsubdv4si3): Likewise.
15599 (ssse3_phsubdv2si3): Likewise.
15600 (ssse3_phsubswv8hi3): Likewise.
15601 (ssse3_phsubswv4hi3): Likewise.
15602 (ssse3_pmaddubsw128): Likewise.
15603 (sse3_pmaddubsw: Likewise.
15604 (ssse3_palignrti): Likewise.
15605 (ssse3_palignrdi): Likewise.
15607 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15609 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15611 2009-04-06 Richard Guenther <rguenther@suse.de>
15613 PR tree-optimization/28868
15614 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15615 of which PHI results we inserted.
15616 (insert_into_preds_of_block): Record inserted PHIs.
15617 (eliminate): Eliminate redundant PHI nodes.
15618 (init_pre): Init inserted_phi_names.
15620 2009-04-06 Richard Guenther <rguenther@suse.de>
15622 PR tree-optimization/39643
15623 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15624 IMAGPART_EXPRs of complex constants.
15625 (execute_fold_all_builtins): If we folded a call queue
15626 TODO_update_address_taken.
15628 2009-04-06 Jan Hubicka <jh@suse.cz>
15630 PR middle-end/39659
15631 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15634 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15636 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15638 (ic_invalidate_array): Likewise.
15640 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15642 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15643 alignment for library calls.
15645 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15647 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15648 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15649 * config/i386/mingw-stdint.h: New file.
15651 2009-04-05 Richard Guenther <rguenther@suse.de>
15653 PR tree-optimization/39648
15654 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15655 our &A vs. &A[0] IL deficiencies.
15657 2009-04-04 Jan Hubicka <jh@suse.cz>
15659 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15660 removed toplevel regions.
15661 (sjlj_mark_call_sites): Likewise.
15663 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15665 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15666 (cygwin tm clause use_gcc_stdint): Set to wrap.
15667 * config/i386/cygwin-stdint.h: New file.
15669 2009-04-04 Richard Guenther <rguenther@suse.de>
15671 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15672 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15673 single-argument PHIs if we are in loop-closed SSA form.
15674 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15675 for the pre-condition.
15676 (slpeel_tree_peel_loop_to_edge): Likewise.
15677 (vect_build_loop_niters): Take an optional sequence to append stmts.
15678 (vect_generate_tmps_on_preheader): Likewise.
15679 (vect_do_peeling_for_loop_bound): Take extra guards for the
15681 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15682 the cost model check.
15683 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15684 guards if we are going to peel. Do not apply versioning in that case.
15685 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15686 (vect_do_peeling_for_loop_bound): Likewise.
15687 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15688 loop bound only record extra pre-conditions, do not apply loop
15691 2009-04-04 Richard Guenther <rguenther@suse.de>
15693 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15696 2009-04-04 Jan Hubicka <jh@suse.cz>
15698 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15699 last_basic_block for size of bb->index indexed array.
15700 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15701 compute_out, link_btr_uses, build_btr_def_use_webs,
15702 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15704 2009-04-04 Jan Hubicka <jh@suse.cz>
15706 * except.c (remove_eh_handler_and_replace): Break out from ...
15707 (remove_eh_handler): ... here.
15708 (bring_to_root): New function.
15709 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15710 handled ones, bring others to root of tree.
15712 2009-04-04 Jan Hubicka <jh@suse.cz>
15714 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15715 (all_phis_safe_to_merge): New function.
15716 (update_info): New structure.
15717 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15718 (cleanup_empty_eh): Update SSA if possible.
15720 2009-04-04 Richard Guenther <rguenther@suse.de>
15722 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15723 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15724 (append_vuse): Likewise.
15726 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15728 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15729 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15730 instead of REG_UNSAVED for DW_CFA_undefined.
15731 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15732 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15735 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15738 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15739 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15740 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15742 2009-04-04 Richard Guenther <rguenther@suse.de>
15744 PR tree-optimization/8781
15745 PR tree-optimization/37892
15746 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15747 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15748 (valueize_refs): Call it for *& valueizations.
15749 (shared_reference_ops_from_ref): Rename to ...
15750 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15751 (shared_reference_ops_from_call): Rename to ...
15752 (valueize_shared_reference_ops_from_call): ... this and valueize.
15753 (vn_reference_lookup): Update.
15754 (visit_reference_op_call): Likewise.
15755 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15756 (eliminate): Value-replace the call address in call statements.
15758 2009-04-04 Richard Guenther <rguenther@suse.de>
15760 PR tree-optimization/39636
15761 * tree-ssa-forwprop.c
15762 (forward_propagate_addr_into_variable_array_index): Check for
15763 GIMPLE_ASSIGN before accessing the rhs code.
15765 2009-04-03 Jason Merrill <jason@redhat.com>
15767 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15769 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15771 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15772 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15773 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15774 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15775 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15776 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15777 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15778 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15779 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15780 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15781 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15782 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15783 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15784 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15785 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15786 Use fr_reg_or_fp01_operand instead of fr_register_operand
15788 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15789 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15790 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15792 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15794 PR rtl-optimization/39607
15795 PR rtl-optimization/39631
15799 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15800 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15801 instead of DF_LR_OUT.
15802 * ira-lives.c (process_bb_node_lives): Ditto.
15803 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15804 instead of DF_LR_{OUT,IN}.
15805 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15806 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15808 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15810 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15811 (execute_lower_omp): Always run but take the short way out if -fopenmp
15813 (gate_lower_omp): Remove, forcing the pass manager to always run the
15814 pass and always set PROP_gimple_lomp.
15815 (pass_lower_omp): Remove gate function.
15816 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15817 PROP_trees. Instead, require it.
15818 * ipa-cp.c (pass_ipa_cp): Likewise.
15819 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15820 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15821 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15822 and PROP_gimple_leh.
15824 2009-04-03 Richard Guenther <rguenther@suse.de>
15826 PR middle-end/13146
15827 PR tree-optimization/23940
15828 PR tree-optimization/33237
15829 PR middle-end/33974
15830 PR middle-end/34093
15831 PR tree-optimization/36201
15832 PR tree-optimization/36230
15833 PR tree-optimization/38049
15834 PR tree-optimization/38207
15835 PR tree-optimization/38230
15836 PR tree-optimization/38301
15837 PR tree-optimization/38585
15838 PR middle-end/38895
15839 PR tree-optimization/38985
15840 PR tree-optimization/39299
15841 * tree-ssa-structalias.h: Remove.
15842 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15843 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15844 (struct vuse_element_d): Remove.
15845 (struct vuse_vec_d): Likewise.
15846 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15847 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15848 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15849 VUSE_ELEMENT_VAR): Likewise.
15850 (struct voptype_d): Likewise.
15851 (NUM_VOP_FREE_BUCKETS): Likewise.
15852 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15853 (struct stmt_operands_d): Remove.
15854 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15855 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15856 VDEF_NUM, VDEF_VECT): Likewise.
15857 (copy_virtual_operands): Remove.
15858 (operand_build_cmp): Likewise.
15859 (create_ssa_artificial_load_stmt): Likewise.
15860 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15861 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15862 vuse_index and mayuse_index members. Pack and move done and iter_type
15863 members to the front.
15864 (SSA_OP_VMAYUSE): Remove.
15865 (SSA_OP_VIRTUAL_USES): Adjust.
15866 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15867 (unlink_stmt_vdef): Declare.
15868 (add_to_addressable_set): Remove.
15869 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15870 (vrp_visit_stmt): Likewise.
15871 * doc/tree-ssa.texi (Alias analysis): Update.
15872 * doc/invoke.texi (max-aliased-vops): Remove docs.
15873 (avg-aliased-vops): Likewise.
15874 * tree-into-ssa.c (syms_to_rename): Remove.
15875 (need_to_update_vops_p): Likewise.
15876 (need_to_initialize_update_ssa_p): Rename to ...
15877 (update_ssa_initialized_fn): ... this. Track function we are
15879 (symbol_marked_for_renaming): Simplify.
15880 (add_new_name_mapping): Do not set need_to_update_vops_p.
15881 (dump_currdefs): Use SYMS_TO_RENAME.
15882 (rewrite_update_stmt): Always walk all uses/defs.
15883 (dump_update_ssa): Adjust.
15884 (init_update_ssa): Take function argument. Track what we are
15886 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15887 (create_new_def_for): Initialize for cfun, assert we are initialized
15889 (mark_sym_for_renaming): Simplify.
15890 (mark_set_for_renaming): Do not initialize update-ssa.
15891 (need_ssa_update_p): Simplify. Take function argument.
15892 (name_mappings_registered_p): Assert we ask for the correct function.
15893 (name_registered_for_update_p): Likewise.
15894 (ssa_names_to_replace): Likewise.
15895 (release_ssa_name_after_update_ssa): Likewise.
15896 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15897 (dump_decl_set): Do not print a newline.
15898 (debug_decl_set): Do it here.
15899 (dump_update_ssa): And here.
15900 * tree-ssa-loop-im.c (move_computations): Adjust.
15901 (movement_possibility): Likewise.
15902 (determine_max_movement): Likewise.
15903 (gather_mem_refs_stmt): Likewise.
15904 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15905 or NAME_MEMORY_TAG.
15906 * tree-complex.c (update_all_vops): Remove.
15907 (expand_complex_move): Adjust.
15908 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15909 Simplify test for memory referencing statement. Exclude
15910 non-invariant ADDR_EXPRs.
15911 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15912 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15913 (rdg_flag_uses): Likewise.
15914 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15916 (tree_optimize_tail_calls_1): Also split the
15917 edge from the entry block if we have degenerate PHI nodes in
15918 the first basic block.
15919 * tree.c (init_ttree): Remove memory-tag related code.
15920 (tree_code_size): Likewise.
15921 (tree_node_structure): Likewise.
15922 (build7_stat): Re-write to be build6_stat.
15923 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15924 (SSA_VAR_P): Adjust.
15925 (struct tree_memory_tag): Remove.
15926 (struct tree_memory_partition_tag): Likewise.
15927 (union tree_node): Adjust.
15928 (build7): Re-write to be build6.
15929 * tree-pass.h (pass_reset_cc_flags): Remove.
15930 (TODO_update_address_taken): New flag.
15931 (pass_simple_dse): Remove.
15932 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15933 * params.h (MAX_ALIASED_VOPS): Remove.
15934 (AVG_ALIASED_VOPS): Likewise.
15935 * omp-low.c (expand_omp_taskreg): Update SSA form.
15936 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15937 aliases the lhs in a copy stmt.
15938 * tree-ssa-dse.c (struct address_walk_data): Remove.
15939 (memory_ssa_name_same): Likewise.
15940 (memory_address_same): Likewise.
15941 (get_kill_of_stmt_lhs): Likewise.
15942 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15943 unused stores. Look through PHI nodes into post-dominated regions.
15944 (dse_optimize_stmt): Simplify. Properly remove stores.
15945 (tree_ssa_dse): Compute dominators.
15946 (execute_simple_dse): Remove.
15947 (pass_simple_dse): Likewise.
15948 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15949 gimple_loaded_syms and gimple_stored_syms computation.
15950 * toplev.c (dump_memory_report): Dump alias and pta stats.
15951 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15952 (vn_reference_eq): Likewise.
15953 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15954 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15955 valueize_vuses): Remove.
15956 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15957 (get_def_ref_stmt_vuse): ... this.
15958 (vn_reference_lookup_2): New function.
15959 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15960 walking equivalent vuses. Simplify.
15961 (vn_reference_lookup): Likewise.
15962 (vn_reference_insert): Likewise.
15963 (vn_reference_insert_pieces): Likewise.
15964 (visit_reference_op_call): Simplify.
15965 (visit_reference_op_load): Likewise.
15966 (visit_reference_op_store): Likewise.
15967 (init_scc_vn): Remove shared_lookup_vuses initialization.
15968 (free_scc_vn): Remove shared_lookup_vuses freeing.
15969 (sort_vuses, sort_vuses_heap): Remove.
15970 (get_ref_from_reference_ops): Export.
15971 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15972 vector with single vuse pointer.
15973 (vn_reference_lookup_pieces, vn_reference_lookup,
15974 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15975 (shared_vuses_from_stmt): Remove.
15976 (get_ref_from_reference_ops): Declare.
15977 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15978 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15979 memory-tag related code.
15980 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15981 (likely_value): Add comment, skip static-chain of call statements.
15982 (surely_varying_stmt_p): Adjust.
15983 (gimplify_and_update_call_from_tree): Likewise.
15984 (execute_fold_all_builtins): Do not rebuild alias info.
15985 (gimplify_and_update_call_from_tree): Properly update VOPs.
15986 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15987 (copy_ref_info): Remove memory-tag related code.
15988 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15989 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15990 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15992 * tree-ssa-dom.c (gimple_p): Remove typedef.
15993 (eliminate_redundant_computations): Adjust.
15994 (record_equivalences_from_stmt): Likewise.
15995 (avail_expr_hash): Likewise.
15996 (avail_expr_eq): Likewise.
15997 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15998 (stmt_makes_single_load): Likewise.
15999 (stmt_makes_single_store): Likewise.
16000 * tree-ssa-alias.c: Rewrite completely.
16001 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
16002 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
16003 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
16004 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
16005 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
16006 Remove public functions.
16007 (pass_reset_cc_flags): Remove.
16008 (pass_build_alias): Move ...
16009 * tree-ssa-structalias.c (pass_build_alias): ... here.
16010 * tree-ssa-alias.c (may_be_aliased): Move ...
16011 * tree-flow-inline.h (may_be_aliased): ... here.
16012 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
16013 count_uses_and_derefs): Move ...
16014 * gimple.c: ... here.
16015 * gimple.h (count_uses_and_derefs): Declare.
16016 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
16017 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
16018 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
16019 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
16020 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
16021 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16022 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16024 * tree-dfa.c (refs_may_alias_p): Move ...
16025 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16026 * tree-ssa-alias.h: New file.
16027 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16028 (statement_sink_location): Likewise.
16029 * opts.c (decode_options): Do not adjust max-aliased-vops or
16030 avg-aliased-vops values.
16031 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16032 (TV_CALL_CLOBBER): Likewise.
16033 (TV_FLOW_SENSITIVE): Likewise.
16034 (TV_FLOW_INSENSITIVE): Likewise.
16035 (TV_MEMORY_PARTITIONING): Likewise.
16036 (TV_ALIAS_STMT_WALK): New timevar.
16037 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16038 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16039 (get_address_description): Remove memory-tag related code.
16040 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16041 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16042 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16043 and immediate uses in statements. Document.
16044 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16045 (dump_symbols): Remove.
16046 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16047 * alias.c (get_deref_alias_set): New function split out from ...
16048 (get_alias_set): ... here.
16049 * alias.h (get_deref_alias_set): Declare.
16050 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16051 type parameter. Remove restrict pointer handling. Create a
16052 ref-all pointer in case type-based alias sets do not conflict.
16053 (vect_analyze_data_refs): Remove SMT related code.
16054 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16055 (vectorizable_load): Likewise.
16056 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16057 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16058 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16059 Ignore vops and SMTs.
16060 (dr_analyze_alias): Likewise..
16061 (free_data_ref): Likewise.
16062 (create_data_ref): Likewise.
16063 (analyze_all_data_dependences): Likewise.
16064 (get_references_in_stmt): Adjust.
16065 * tree-flow-inline.h (gimple_aliases_computed_p,
16066 gimple_addressable_vars, gimple_call_clobbered_vars,
16067 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16068 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16069 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16070 gimple_mem_ref_stats): Remove.
16071 (gimple_vop): New function.
16072 (op_iter_next_use): Remove vuses and mayuses cases.
16073 (op_iter_next_def): Remove vdefs case.
16074 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16075 (clear_and_done_ssa_iter): Do not set removed fields.
16076 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16077 Assert we are not iterating over vuses or vdefs if not also
16078 iterating over uses or defs.
16079 (op_iter_init_use): Likewise.
16080 (op_iter_init_def): Likewise.
16081 (op_iter_next_vdef): Remove.
16082 (op_iter_next_mustdef): Likewise.
16083 (op_iter_init_vdef): Likewise.
16084 (compare_ssa_operands_equal): Likewise.
16085 (link_use_stmts_after): Handle vuse operand.
16086 (is_call_used): Use is_call_clobbered.
16087 (is_call_clobbered): Global variables are always call clobbered,
16088 query the call-clobbers bitmap.
16089 (mark_call_clobbered): Ignore global variables.
16090 (clear_call_clobbered): Likewise.
16091 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16092 virtual operands sanity check.
16093 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16095 (TARGET_MEM_REF): Remove TMR_TAG operand.
16096 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16097 Remove call-clobber related code.
16098 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16099 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16100 partitions or escape reason.
16101 (get_single_def_stmt, get_single_def_stmt_from_phi,
16102 get_single_def_stmt_with_phi): Remove.
16103 (dump_referenced_vars): Tidy.
16104 (get_ref_base_and_extent): Allow bare decls.
16105 (collect_dfa_stats): Adjust.
16106 * graphite.c (rename_variables_in_stmt): Adjust.
16107 (graphite_copy_stmts_from_block): Likewise.
16108 (translate_clast): Likewise.
16109 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16111 (translate_vuse_through_block): Use the oracle.
16112 (phi_translate_1): Adjust.
16113 (value_dies_in_block_x): Use the oracle. Cache the outcome
16115 (valid_in_sets): Check if the VUSE for
16116 a REFERENCE is available.
16117 (eliminate): Do not remove stmts during elimination,
16118 instead queue and remove them afterwards.
16119 (do_pre): Do not rebuild alias info.
16120 (pass_pre): Run TODO_rebuild_alias before PRE.
16121 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16122 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16123 (mark_all_v_defs_stmt): Remove.
16124 (mark_all_v_defs_seq): Adjust.
16125 (sra_replace): Likewise.
16126 (scalarize_use): Likewise.
16127 (scalarize_copy): Likewise.
16128 (scalarize_init): Likewise.
16129 (scalarize_ldst): Likewise.
16130 (todoflags): Remove.
16131 (tree_sra): Do not rebuild alias info.
16132 (tree_sra_early): Adjust.
16133 (pass_sra): Run TODO_update_address_taken before SRA.
16134 * tree-predcom.c (set_alias_info): Remove.
16135 (prepare_initializers_chain): Do not call it.
16136 (mark_virtual_ops_for_renaming): Adjust.
16137 (mark_virtual_ops_for_renaming_list): Remove.
16138 (initialize_root_vars): Adjust.
16139 (initialize_root_vars_lm): Likewise.
16140 (prepare_initializers_chain): Likewise.
16141 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16142 (may_propagate_copy_into_stmt): Likewise.
16143 (merge_alias_info): Do nothing for now.
16144 (propagate_tree_value_into_stmt): Adjust.
16145 (stmt_may_generate_copy): Likewise.
16146 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16147 not mark symbols for renaming.
16148 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16149 with the same statement, make sure to update the new pointed-to one.
16150 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16151 call statements, do not mark symbols for renaming.
16152 (mark_operand_necessary): Dump something.
16153 (ref_may_be_aliased): New function.
16154 (mark_aliased_reaching_defs_necessary_1): New helper function.
16155 (mark_aliased_reaching_defs_necessary): Likewise.
16156 (mark_all_reaching_defs_necessary_1): Likewise.
16157 (mark_all_reaching_defs_necessary): Likewise.
16158 (propagate_necessity): Do not process virtual PHIs. For
16159 non-aliased loads mark all reaching definitions as necessary.
16160 For aliased loads and stores mark the immediate dominating
16161 aliased clobbers as necessary.
16162 (visited): New global static.
16163 (perform_tree_ssa_dce): Free visited bitmap after propagating
16165 (remove_dead_phis): Perform simple dead virtual PHI removal.
16166 (remove_dead_stmt): Properly unlink virtual operands when
16168 (eliminate_unnecessary_stmts): Schedule PHI removal after
16170 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16171 (process_replaceable): Likewise.
16172 (find_replaceable_in_bb): Likewise.
16173 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16174 based on the single gimple vop.
16175 (verify_flow_insensitive_alias_info): Remove.
16176 (verify_flow_sensitive_alias_info): Likewise.
16177 (verify_call_clobbering): Likewise.
16178 (verify_memory_partitions): Likewise.
16179 (verify_alias_info): Likewise.
16180 (verify_ssa): Adjust..
16181 (execute_update_addresses_taken): Export. Update SSA
16182 manually. Optimize only when optimizing. Use a local bitmap.
16183 (pass_update_address_taken): Remove TODO_update_ssa, add
16185 (pass_update_address_taken): Just use TODO_update_address_taken.
16186 (init_tree_ssa): Do not initialize addressable_vars.
16187 (verify_ssa): Verify new VUSE / VDEF properties.
16188 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16189 Do not call verify_alias_info.
16190 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16191 Do not free the loaded and stored syms bitmaps. Reset the escaped
16192 and callused solutions. Do not free addressable_vars.
16193 Remove memory-tag related code.
16194 (warn_uninitialized_var): Aliases are always available.
16195 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16196 * lambda-code.c (can_put_in_inner_loop): Adjust.
16197 (can_put_after_inner_loop): Likewise.
16198 (perfect_nestify): Likewise.
16199 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16200 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16201 (vectorizable_conversion): Do not mark symbols for renaming.
16202 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16203 (expand_call_inline): Unlink the calls virtual operands before
16205 (tree_function_versioning): Do not call update_ssa if we are not
16206 updating clones. Simplify.
16207 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16208 (propagate_with_phi): Likewise..
16209 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16210 clobber code. Assert we are not aliased or global.
16211 * tree-flow.h: Include tree-ssa-alias.h
16212 (enum escape_type): Remove.
16213 (struct mem_sym_stats_d): Likewise.
16214 (struct mem_ref_stats_d): Likewise.
16215 (struct gimple_df): Add vop member. Remove global_var,
16216 call_clobbered_vars, call_used_vars, addressable_vars,
16217 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16218 escaped and callused members.
16219 (struct ptr_info_def): Remove all members, add points-to solution
16221 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16222 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16223 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16224 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16225 (tree-ssa-alias.o): Likewise.
16226 (toplev.o): Add tree-ssa-alias.h
16227 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16228 * gimple.c (gimple_set_bb): Fix off-by-one error.
16229 (is_gimple_reg): Do not handle memory tags.
16230 (gimple_copy): Also copy virtual operands.
16231 Delay updating the statement. Do not reset loaded and stored syms.
16232 (gimple_set_stored_syms): Remove.
16233 (gimple_set_loaded_syms): Likewise.
16234 (gimple_call_copy_skip_args): Copy the virtual operands
16235 and mark the new statement modified.
16236 * tree-ssa-structalias.c (may_alias_p): Remove.
16237 (set_uids_in_ptset): Take the alias set to prune with as
16238 parameter. Fold in the alias test of may_alias_p.
16239 (compute_points_to_sets): Compute whether a ptr is dereferenced
16240 in a local sbitmap.
16241 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16242 other ADDRESSOF constraints on the lhs.
16243 (get_constraint_for_component_ref): Assert that we don't get
16244 ADDRESSOF constraints from the base of the reference.
16245 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16246 (struct variable_info): Remove collapsed_to member.
16247 (get_varinfo_fc): Remove.
16248 (new_var_info): Do not set collapsed_to.
16249 (dump_constraint): Do not follow cycles.
16250 (dump_constraint_graph): Likewise.
16251 (build_pred_graph): Likewise.
16252 (build_succ_graph): Likewise.
16253 (rewrite_constraints): Likewise.
16254 (do_simple_structure_copy): Remove.
16255 (do_rhs_deref_structure_copy): Remove.
16256 (do_lhs_deref_structure_copy): Remove.
16257 (collapse_rest_of_var): Remove.
16258 (do_structure_copy): Re-implement.
16259 (pta_stats): New global variable.
16260 (dump_pta_stats): New function.
16261 (struct constraint_expr): Make offset signed.
16262 (UNKNOWN_OFFSET): Define special value.
16263 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16264 (solution_set_expand): New helper function split out from ...
16265 (do_sd_constraint): ... here.
16266 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16267 (do_ds_constraint): Likewise.
16268 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16269 and CALLUSED = *CALLUSED.
16270 (set_union_with_increment): Make inc argument signed.
16271 (type_safe): Remove.
16272 (get_constraint_for_ptr_offset): Handle unknown and negative
16274 (first_vi_for_offset): Handle offsets before start. Bail
16275 out early for offsets beyond the variable extent.
16276 (first_or_preceding_vi_for_offset): New function.
16277 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16278 Together with ESCAPED = *ESCAPED this properly computes reachability.
16279 (find_what_var_points_to): New function.
16280 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16281 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16282 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16283 pt_solutions_intersect): New functions.
16284 (compute_call_used_vars): Remove.
16285 (compute_may_aliases): New main entry into PTA computation.
16286 * gimple.h (gimple_p): New typedef.
16287 (struct gimple_statement_base): Remove references_memory_p.
16288 (struct gimple_statement_with_memory_ops_base): Remove
16289 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16291 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16292 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16293 gimple_set_references_memory): Remove.
16294 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16295 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16297 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16298 (verify_expr): Allow RESULT_DECL.
16299 (gimple_duplicate_bb): Do not copy virtual operands.
16300 (gimple_duplicate_sese_region): Adjust.
16301 (gimple_duplicate_sese_tail): Likewise.
16302 (mark_virtual_ops_in_region): Remove.
16303 (move_sese_region_to_fn): Do not call it.
16304 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16305 and pass_simple_dse.
16306 (execute_function_todo): Handle TODO_update_address_taken,
16307 call execute_update_addresses_taken for TODO_rebuild_alias.
16308 (execute_todo): Adjust.
16309 (execute_one_pass): Init dump files early.
16310 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16312 (create_general_new_stmt): Clear vops.
16313 * tree-ssa-reassoc.c (get_rank): Adjust.
16314 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16315 symbols for renaming.
16316 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16317 (PARAM_AVG_ALIASED_VOPS): Likewise.
16318 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16319 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16320 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16321 (operand_build_cmp, copy_virtual_operands,
16322 create_ssa_artificial_load_stmt, add_to_addressable_set,
16323 gimple_add_to_addresses_taken): Remove public functions.
16324 (unlink_stmt_vdef): New function.
16326 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16328 * config.gcc (powerpc-*-linux*): Merge variants.
16330 2009-04-02 Chao-ying Fu <fu@mips.com>
16331 James Grosbach <james.grosbach@microchip.com>
16333 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16334 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16336 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16337 keep_interrupts_masked_p, use_debug_exception_return_p.
16338 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16339 keep_interrupts_masked, use_debug_exception_return.
16340 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16341 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16343 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16344 (mips_print_operand): Process COP0 registers to print $0 .. $31
16345 correctly for GAS to process.
16346 (mips_interrupt_extra_call_saved_reg_p): New function.
16347 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16349 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16350 (mips_compute_frame_info): Add supports for interrupt context that
16351 includes doubleword accumulators and COP0 registers.
16352 (mips_for_each_saved_acc): New function.
16353 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16354 mips_for_each_saved_reg.
16355 (mips_save_reg): Save accumulators.
16356 (mips_kernel_reg_p): A new for_each_rtx callback.
16357 (mips_expand_prologue): Support interrupt handlers.
16358 (mips_restore_reg): Restore accumulators.
16359 (mips_expand_epilogue): Support interrupt handlers.
16360 (mips_can_use_return_insn): Return false for interrupt handlers.
16361 (mips_epilogue_uses): New function.
16362 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16363 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16364 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16365 cop0_move): New instructions.
16366 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16367 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16369 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16371 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16372 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16373 interrupt handlers, we use K0 as the temporary register.
16374 (EPILOGUE_USES): Change to a function call.
16375 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16376 handlers, we use K0 as the temporary register.
16378 * doc/extend.texi (Function Attributes): Document interrupt,
16379 use_shadow_register_set, keep_interrupts_masked,
16380 use_debug_exception_return for MIPS attributes.
16382 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16384 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16385 Remove a number of t-files from tmake_file.
16386 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16387 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16388 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16389 target_prototype, not TARGET_PROTOTYPE.
16390 (LINK_OS_GNU_SPEC): Define.
16391 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16392 and darwin-ldoubdle.c.
16394 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16397 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16398 (cpp_options): Ditto.
16399 (default_compilers): Ditto.
16400 (display_help): Ditto.
16401 (process_command): Ditto.
16402 (do_spec_1): Ditto.
16403 (set_input): Use lbasename instead of duplicate code.
16404 (save_temps_prefix): New static for -save-temps=obj.
16405 (save_temps_length): Ditto.
16407 * doc/invoke.texi (-save-temps=obj): Document new variant to
16408 -save-temps switch.
16410 2009-04-02 Jeff Law <law@redhat.com>
16412 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16415 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16417 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16418 * configure: Regenerated.
16420 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16422 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16423 share the argument list.
16425 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16429 2009-02-12 Diego Novillo <dnovillo@google.com>
16431 * varpool.c (debug_varpool): New.
16432 * cgraph.h (debug_varpool): Declare.
16434 2009-04-02 Jan Hubicka <jh@suse.cz>
16436 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16439 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16441 * config/i386/i386.c (ix86_abi): Move initialization to ...
16442 (override_options): Here.
16444 2009-04-02 Christian Bruel <christian.bruel@st.com>
16446 * config/sh/sh.c (sh_dwarf_register_span): New function.
16447 (TARGET_DWARF_REGISTER_SPAN): Define.
16448 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16450 2009-04-02 Ira Rosen <irar@il.ibm.com>
16452 PR tree-optimization/39595
16453 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16454 interleaved loads group is not greater than the SLP group size.
16456 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16458 * builtins.c (is_builtin_name): New.
16459 (called_as_built_in): Use is_builtin_name.
16460 * tree.h (is_builtin_name): New.
16461 * varasm.c (incorporeal_function_p): Use is_builtin_name
16463 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16465 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16467 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16470 * c-decl.c (clone_underlying_type): Move this ...
16471 * c-common.c (set_underlying_type): ... here.
16472 Also, make sure the function properly sets TYPE_STUB_DECL() on
16473 the newly created typedef variant type.
16474 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16475 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16478 2009-04-02 Richard Guenther <rguenther@suse.de>
16480 PR tree-optimization/37221
16481 * tree-flow.h (degenerate_phi_result): Declare.
16482 * tree-ssa-dom.c (degenerate_phi_result): Export.
16483 * tree-scalar-evolution.c (analyze_initial_condition): If
16484 the initial condition is defined by a degenerate PHI node
16485 use the degenerate value.
16487 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16489 PR rtl-optimization/39588
16490 * combine.c (merge_outer_ops): Do not set the constant when this
16492 (simplify_shift_const_1): Do not modify it either in this case.
16494 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16496 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16497 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16499 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16502 * c-lex.c (interpret_float): Default (no suffix) is double.
16504 2009-04-1 Xinliang David Li <davidxl@google.com>
16506 * config/i386/i386.c (legitimate_constant_p): Recognize
16507 all one vector constant.
16509 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16511 * config/vax/vax.c: Add #includes to silence warnings.
16512 Change #include order to silence two warnings.
16514 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16516 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16517 (ASM_SPEC): Pass -k to the assembler for PIC code.
16519 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16521 * config.gcc: Add vax-*-linux* to the switch.
16522 * config/vax/linux.h: New file. (TARGET_VERSION,
16523 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16525 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16527 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16528 Use predicate macros instead of GET_CODE() == foo.
16529 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16530 ashlsi3, rotrsi3, <unnamed>): Likewise.
16532 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16534 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16535 jbbccihi, jbbccisi): Remova trailing whitespace.
16536 * config/vax/constraints.md: Likewise.
16537 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16538 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16539 * config/vax/predicates.md: Likewise.
16540 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16541 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16542 * config/vax/vax.h: Likewise.
16543 * config/vax/vax.md (nonlocal_goto): Likewise.
16545 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16547 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16548 (indirectable_address_p, adjacent_operands_p): Add spaces around
16550 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16552 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16554 * config/vax/vax.c (legitimate_constant_address_p,
16555 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16556 index_term_p, reg_plus_index_p, legitimate_address_p,
16557 vax_mode_dependent_address_p): Update comments to match functions
16558 modified by the recent int->bool conversion.
16560 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16562 * config/vax/builtins.md: Update copyright message.
16563 * config/vax/constraints.md: Likewise.
16564 * config/vax/netbsd-elf.h: Likewise.
16565 * config/vax/predicates.md: Likewise.
16566 * config/vax/vax-protos.h: Likewise.
16567 * config/vax/vax.c: Likewise.
16568 * config/vax/vax.h: Likewise.
16569 * config/vax/vax.md: Likewise.
16570 * config/vax/vax.opt: Likewise.
16572 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16574 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16575 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16576 * config/vax/constraints.md (B, R): Likewise.
16577 * config/vax/predicates.md (external_memory_operand,
16578 nonimmediate_addsub_di_operand): Likewise.
16579 * config/vax/vax.c (vax_output_int_add): Likewise.
16580 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16581 untyped_call): Likewise.
16583 2009-04-01 Matt Thomas <matt@3am-software.com>
16585 * config/vax/predicates.md: New file.
16586 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16587 external_const_operand, nonsymbolic_operand, external_memory_operand,
16588 indirect_memory_operand, indexed_memory_operand,
16589 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16590 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16592 * config/vax/constraints.md: New file.
16593 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16595 * config/vax/builtins.md: New file.
16596 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16597 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16599 * config/vax/vax.opt (mqmath): Add option.
16600 * config/vax/vax.md (isfx): Extend with DI.
16601 (VAXintQH, VAXintQHSD): Define.
16602 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16603 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16604 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16605 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16606 (movdi): Update constraints and use vax_output_int_move().
16607 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16608 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16609 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16610 nonlocal_goto): New.
16611 (mov<mode>): Extend accepted operand types.
16612 (subdi3_old): Rename from subdi3, change update constraints and use
16613 a new implementation.
16614 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16615 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16616 MOVE_RATIO, CLEAR_RATIO): Define.
16617 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16618 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16619 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16620 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16621 (split_quadword_operands): Make static and really allow variable
16623 (print_operand_address): Update for PIC generation.
16624 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16625 indexable_address_p, fixup_mathdi_operand,
16626 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16627 (vax_float_literal, legitimate_constant_p,
16628 indirectable_constant_address_p, index_term_p,
16629 reg_plus_index_p): Return bool instead of int.
16630 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16632 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16634 (vax_output_conditional_branch): Indent.
16635 (legitimate_constant_address_p, indirectable_constant_address_p,
16636 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16637 vax_mode_dependent_address_p): Return bool instead of int, update for
16639 * config/vax/vax-protos.h (legitimate_constant_address_p,
16640 legitimate_constant_p, legitimate_address_p,
16641 vax_mode_dependent_address_p): Change declaration to bool.
16642 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16643 vax_expand_addsub_di_operands, vax_output_int_subtract,
16644 vax_output_movmemsi): Declare.
16645 (split_quadword_operands, vax_float_literal): Delete declaration.
16646 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16647 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16648 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16649 ASM_OUTPUT_DWARF_PCREL): Define.
16650 (ASM_SPEC): Change definition to allow PIC generation.
16652 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16654 * doc/sourcebuild.texi: Update front-end requirements.
16656 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16659 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16660 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16661 (booldi3_internal3): Use boolean_or_operator instead of
16664 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16667 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16668 declarator whose size is not an integer constant expression but
16669 folds to an integer constant, then treat it as a constant
16672 2009-04-01 Richard Guenther <rguenther@suse.de>
16674 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16675 i * 4 + 2 to (i * 2 + 1) * 2.
16677 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16680 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16681 return if c_parser_asm_string_literal returned NULL.
16683 2009-04-01 Nick Clifton <nickc@redhat.com>
16685 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16687 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16688 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16689 other typedefs to avoid conflicts with libgcc2.c. Define labels
16690 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16692 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16693 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16696 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16698 * varasm.c (default_function_rodata_section): Declare DOT as
16701 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16702 Andrey Galkin <agalkin@hypercom.com>
16705 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16706 Make object_name unique for each process.
16708 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16711 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16712 addressable variables in the parallel that could go out of scope while
16713 running queued tasks.
16715 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16717 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16718 (CASE_VALUES_THRESHOLD): Redefine.
16719 * config/avr/avr.c (avr_override_options): Remove initialization of
16720 avr_case_values_threshold variable.
16721 (avr_case_values_threshold): Remove variable. Add new function.
16722 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16723 * config/avr/avr.opt (mno-tablejump): Remove option.
16724 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16726 2009-04-01 DJ Delorie <dj@redhat.com>
16728 * varasm.c (default_function_rodata_section): Don't assume
16729 anything about where the first '.' in the section name is.
16731 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16733 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16734 rs6000_emit_stack_tie.
16736 2009-03-31 Ian Lance Taylor <iant@google.com>
16738 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16739 gimple_code with GIMPLE_RESX, not RESX.
16741 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16743 * c-common.c (c_get_ident): New.
16744 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16746 2009-04-01 Ben Elliston <bje@au.ibm.com>
16748 * config/rs6000/sysv4.opt (msdata): Improve option description.
16750 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16752 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16753 (divdf3_internal_lat): Remove.
16754 (divxf3_internal_lat): Remove.
16755 (divxf3_internal_thr): Remove.
16756 (divxf): Use divxf3_internal.
16757 * config/ia64/div.md (divsf3_internal_lat): New.
16758 (divdf3_internal_lat): New.
16759 (divxf3_internal): New.
16761 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16764 * Makefile.in (USE_GCC_STDINT): Define.
16765 (stmp-int-hdrs): Install stdint.h if applicable.
16766 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16768 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16769 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16770 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16771 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16772 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16773 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16774 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16775 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16776 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16777 (c_common_nodes_and_builtins): Initialize
16778 underlying_wchar_type_node. Do not initialize
16779 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16780 nodes for new types.
16781 (c_stddef_cpp_builtins): Define macros for new types.
16782 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16784 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16785 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16786 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16787 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16788 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16789 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16790 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16791 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16792 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16793 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16794 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16795 int16_type_node, int32_type_node, int64_type_node,
16796 uint8_type_node, uint16_type_node, c_uint32_type_node,
16797 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16798 int_least32_type_node, int_least64_type_node,
16799 uint_least8_type_node, uint_least16_type_node,
16800 uint_least32_type_node, uint_least64_type_node,
16801 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16802 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16803 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16804 uintptr_type_node): Define.
16805 * c-cppbuiltin.c (builtin_define_constants,
16806 builtin_define_type_minmax): New.
16807 (builtin_define_stdint_macros): Define more macros.
16808 (c_cpp_builtins): Define more limit macros.
16809 (type_suffix): New.
16810 (builtin_define_type_max): Define in terms of
16811 builtin_define_type_minmax. Remove is_long parameter. All
16813 * config.gcc (use_gcc_stdint): Define.
16814 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16815 Add newlib-stdint.h for generic targets.
16816 * config/glibc-stdint.h, config/newlib-stdint.h,
16817 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16818 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16819 * config/score/score.h (UINTPTR_TYPE): Define.
16820 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16821 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16822 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16823 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16824 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16825 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16826 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16827 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16828 * config/spu/spu.h (STDINT_LONG32): Define.
16829 * configure.ac (use_gcc_stdint): Substitute.
16830 * configure: Regenerate.
16831 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16832 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16833 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16834 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16835 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16836 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16837 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16838 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16839 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16840 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16841 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16842 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16843 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16844 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16845 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16846 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16847 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16848 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16849 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16850 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16851 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16852 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16853 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16854 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16855 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16856 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16857 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16858 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16859 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16861 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16863 * loop-iv.c (suitable_set_for_replacement): Renamed from
16864 simplify_using_assignment; changed to return bool and to accept new
16865 args DEST and SRC. Return true iff we find a source/destination pair
16866 that can be used to make a replacement, and fill SRC and DEST if so.
16867 Remove arg ALTERED. Don't deal with altered regs here. All callers
16869 (simplify_using_initial_values): Deal with altered regs here and track
16870 more precisely the effect they have on the validity of our expression.
16872 * loop-iv.c (simplify_using_condition): A condition of the form
16873 (EQ REG CONST) can be used to simply make a substitution.
16874 (simplify_using_initial_values): Keep track of conditions we have seen
16875 and keep using them to simplify new expressions, while applying the
16876 same substitutions to them as to the expression.
16878 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16879 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16882 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16883 changed. Use this when trying to improve the upper bound.
16884 Generate the comparison by using simplify_gen_relational.
16886 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16888 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16890 (simplify_using_assignment, simplify_using_initial_values): Call
16891 replace_in_expr to make replacements. Call replace_single_def_regs
16892 once on the initial version of the expression.
16894 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16897 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16899 2009-03-31 Richard Guenther <rguenther@suse.de>
16901 PR middle-end/31029
16902 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16903 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16905 2009-03-31 Richard Guenther <rguenther@suse.de>
16907 * tree.h (div_if_zero_remainder): Declare.
16908 * fold-const.c (div_if_zero_remainder): Export.
16909 * tree-ssa-forwprop.c
16910 (forward_propagate_addr_into_variable_array_index): Handle
16911 constant array index addition outside of the variable index.
16913 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16916 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16917 define_splits, floatunssi<mode>2): Require x87 conversions from
16918 DImode to be permitted.
16920 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16922 PR preprocessor/15638
16923 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16925 2009-03-31 Richard Guenther <rguenther@suse.de>
16927 PR middle-end/23401
16928 PR middle-end/27810
16929 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16930 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16931 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16932 a separate statement.
16933 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16934 (lookup_tmp_var): Likewise.
16935 (is_gimple_formal_tmp_or_call_rhs): Remove.
16936 (is_gimple_reg_or_call_rhs): Rename to ...
16937 (is_gimple_reg_rhs_or_call): ... this.
16938 (is_gimple_mem_or_call_rhs): Rename to ...
16939 (is_gimple_mem_rhs_or_call): ... this.
16940 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16941 DECL_GIMPLE_REG_P only if is_formal is true.
16942 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16943 for non-proper post-modify expression gimplification.
16944 (gimplify_self_mod_expr): For post-modify expressions gimplify
16945 the lvalue to a minimal lvalue.
16946 (rhs_predicate_for): Remove formal temp case.
16947 (gimplify_modify_expr_rhs): Likewise.
16948 (gimplify_addr_expr): Use is_gimple_reg.
16949 (gimplify_expr): Remove formal temp cases.
16950 (gimple_regimplify_operands): Likewise.
16951 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16952 and FILTER_EXPR like constants.
16953 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16955 (is_gimple_formal_tmp_rhs): Remove.
16956 (is_gimple_reg_rhs): Remove special casing.
16957 (is_gimple_mem_rhs): Fix.
16958 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16959 (is_gimple_formal_tmp_var): Remove.
16960 (is_gimple_formal_tmp_reg): Likewise.
16961 (is_gimple_min_lval): Allow invariant component ref parts.
16962 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16963 is_gimple_formal_tmp_reg): Remove declarations.
16964 * tree-cfg.c (verify_expr): Verify that variables with address
16965 taken do not have DECL_GIMPLE_REG_P set.
16966 * tree-mudflap.c (mf_build_check_statement_for): Use
16967 force_gimple_operand instead of gimplify_expr.
16969 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16971 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16972 schedulable rows to compute_split_row.
16974 2009-03-31 Ben Elliston <bje@au.ibm.com>
16977 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16980 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16982 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16983 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16984 * configure: Regenerate.
16985 * config.in: Regenerate.
16986 * config/rs6000/rs6000.opt (mtls-markers): Add.
16987 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16988 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16989 (tls_ld_aix, tls_ld_sysv): Likewise.
16990 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16991 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16993 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16995 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16997 2009-03-30 Jan Hubicka <jh@suse.cz>
16999 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
17001 (tree_remove_unreachable_handlers): Cleanup EH predecestor
17002 detection and label handling.
17004 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17006 * ira-int.h (ira_allocno): Rename left_conflicts_num to
17007 left_conflicts_size.
17008 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
17009 ALLOCNO_LEFT_CONFLICTS_SIZE.
17011 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
17012 remove_allocno_from_bucket_and_push,
17013 allocno_spill_priority_compare, push_allocnos_to_stack,
17014 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17015 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
17016 (setup_allocno_left_conflicts_num): Ditto. Rename to
17017 setup_allocno_left_conflicts_size.
17018 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
17019 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
17020 setup_allocno_left_conflicts_size instead of
17021 setup_allocno_left_conflicts_num.
17023 * ira-build.c (ira_create_allocno): Use
17024 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17025 ALLOCNO_LEFT_CONFLICTS_NUM.
17027 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17029 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17030 instead of DF_LR_OUT.
17032 * ira-lives.c (process_bb_node_lives): Ditto.
17034 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17035 instead of DF_LR_{OUT,IN}.
17037 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17039 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17041 2009-03-30 Jan Hubicka <jh@suse.cz>
17043 * except.c (label_to_region_map): Fix thinko.
17045 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17047 PR middle-end/38237
17048 * tree.h (tree_find_value): New declaration.
17049 * tree.c (tree_find_value): New function.
17050 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17052 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17055 * c-decl.c (struct c_binding): Add locus field.
17056 (bind): Add locus argument, set locus field from it.
17057 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17058 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17059 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17060 implicitly_declare, undeclared_variable, lookup_label,
17061 declare_label, c_make_fname_decl, c_builtin_function,
17062 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17065 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17068 * config/i386/i386.c (classify_argument): Check total size of
17071 2009-03-30 Martin Jambor <mjambor@suse.cz>
17073 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17074 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17075 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17078 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17079 seen_variable_array_ref while also traversing a union.
17081 * tree-inline.c (optimize_inline_calls): Do not call
17082 cgraph_node_remove_callees.
17083 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17084 (pass_remove_cgraph_callee_edges): New variable.
17085 * passes.c (init_optimization_passes): Add
17086 pass_remove_cgraph_callee_edges after early inlining and before all
17087 late intraprocedural passes.
17089 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17091 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17093 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17094 Fix typos in names.
17096 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17098 * combine.c (simplify_comparison): Use have_insn_for.
17099 * dojump.c (do_jump): Likewise.
17101 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17103 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17104 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17105 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17106 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17107 instead of sparc_compare_emitted.
17108 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17109 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17110 instead of sparc_compare_emitted.
17112 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17114 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17115 enter/exit cfglayout mode.
17116 (pass_partition_block): Require it.
17117 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17118 (combine_instructions): Track basic blocks instead of labels.
17119 (update_cfg_for_uncondjump): New.
17120 (try_combine): Use it. Update jumps after rescanning.
17121 (pass_combine): Require PROP_cfglayout.
17122 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17124 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17126 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17127 Provide/destroy PROP_cfglayout respectively.
17128 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17129 * tree-pass.h (PROP_cfglayout): New.
17131 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17133 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17134 fold_convert_const_fixed_from_fixed,
17135 fold_convert_const_fixed_from_int,
17136 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17137 set TREE_CONSTANT_OVERFLOW.
17138 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17139 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17141 2009-03-30 Ira Rosen <irar@il.ibm.com>
17143 * tree-vect-loop-manip.c: New file.
17144 * tree-vectorizer.c: Update documentation and included files.
17145 (vect_loop_location): Make extern.
17146 (rename_use_op): Move to tree-vect-loop-manip.c
17147 (rename_variables_in_bb, rename_variables_in_loop,
17148 slpeel_update_phis_for_duplicate_loop,
17149 slpeel_update_phi_nodes_for_guard1,
17150 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17151 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17152 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17153 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17154 find_loop_location): Likewise.
17155 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17156 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17157 get_vectype_for_scalar_type, vect_is_simple_use,
17158 supportable_widening_operation, supportable_narrowing_operation):
17160 (bb_in_loop_p): Move to tree-vect-loop.c.
17161 (new_loop_vec_info, destroy_loop_vec_info,
17162 reduction_code_for_scalar_code, report_vect_op,
17163 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17164 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17165 (vect_supportable_dr_alignment): Likewise.
17166 * tree-vectorizer.h (tree-data-ref.h): Include.
17167 (vect_loop_location): Declare.
17168 Reorganize function declarations according to the new file structure.
17169 * tree-vect-loop.c: New file.
17170 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17171 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17172 * tree-vect-data-refs.c: New file.
17173 * tree-vect-patterns.c (timevar.h): Don't include.
17174 * tree-vect-stmts.c: New file.
17175 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17176 tree-vect-slp.c, tree-vect-loop.c.
17177 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17178 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17179 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17180 (tree-vect-analyze.o): Remove.
17181 (tree-vect-transform.o): Likewise.
17182 (tree-vect-data-refs.o): Add rule.
17183 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17184 tree-vect-slp.o): Likewise.
17185 (tree-vect-patterns.o): Remove redundant dependencies.
17186 (tree-vectorizer.o): Likewise.
17187 * tree-vect-slp.c: New file.
17189 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17191 * optc-gen.awk: Warn if an option flag has multiple different
17194 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17196 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17197 -floop-block): Document dependences on PPL, CLooG and Graphite.
17199 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17201 PR rtl-optimization/323
17202 * c-common.c (c_fully_fold, convert_and_check,
17203 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17204 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17205 * c-common.def (EXCESS_PRECISION_EXPR): New.
17206 * c-cppbuiltin.c (builtin_define_float_constants): Define
17207 constants with enough digits for long double.
17208 * c-lex.c (interpret_float): Interpret constant with excess
17209 precision where appropriate.
17210 * c-opts.c (c_common_post_options): Set
17211 flag_excess_precision_cmdline. Give an error for
17212 -fexcess-precision=standard for C++ for processors where the
17213 option is significant.
17214 * c-parser.c (c_parser_conditional_expression): Handle excess
17215 precision in condition.
17216 * c-typeck.c (convert_arguments): Handle arguments with excess
17218 (build_unary_op): Move excess precision outside operation.
17219 (build_conditional_expr): Likewise.
17220 (build_compound_expr): Likewise.
17221 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17222 (build_modify_expr): Handle excess precision in RHS.
17223 (convert_for_assignment): Handle excess precision in converted
17225 (digest_init, output_init_element, process_init_element): Handle
17226 excess precision in initializer.
17227 (c_finish_return): Handle excess precision in return value.
17228 (build_binary_op): Handle excess precision in operands and add
17229 excess precision as needed for operation.
17230 * common.opt (-fexcess-precision=): New option.
17231 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17232 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17233 For standard excess precision, output explicit conversion to and
17234 truncation from XFmode.
17235 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17236 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17237 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17238 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17239 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17240 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17241 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17242 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17243 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17244 define_splits, sqrt<mode>2): Disable where appropriate for
17245 standard excess precision.
17246 * convert.c (convert_to_real): Do not shorten arithmetic to type
17247 for which excess precision would be used.
17248 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17249 * doc/invoke.texi (-fexcess-precision=): Document option.
17250 (-mfpmath=): Correct index entry.
17251 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17252 flag_excess_precision): New.
17253 * langhooks.c (lhd_post_options): Set
17254 flag_excess_precision_cmdline.
17255 * opts.c (common_handle_option): Handle -fexcess-precision=.
17256 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17257 init_excess_precision): New.
17258 (lang_dependent_init_target): Call init_excess_precision.
17259 * tree.c (excess_precision_type): New.
17260 * tree.h (excess_precision_type): Declare.
17262 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17265 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17266 non-lvalue to component.
17268 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17270 PR preprocessor/34695
17271 * Makefile.in (c-opts.o): Depend on c-tree.h.
17272 * c-common.c: Move down include of diagnostic.h.
17273 (done_lexing, c_cpp_error): New.
17274 * c-common.h (done_lexing): Declare.
17275 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17277 * c-opts.c: Include c-tree.h.
17278 (c_common_init_options): Set preprocessor error callback.
17279 (c_common_handle_option): Do not set preprocessor
17280 inhibit_warnings, warnings_are_errors, warn_system_headers,
17281 pedantic_errors or inhibit_warnings flags.
17282 (c_common_post_options): Do not check cpp_errors (parse_in).
17283 (c_common_finish): Do not output dependencies if there were
17284 errors. Do not check return value of cpp_finish.
17285 * c-ppoutput.c (pp_file_change): Set input_location.
17286 * c-tree.h (c_cpp_error): Declare.
17287 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17289 (diagnostic_build_prefix): Check override_column.
17290 * diagnostic.h (diagnostic_info): Add override_column field.
17291 (diagnostic_override_column): Define.
17293 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17295 * c-common.c (c_expand_expr, c_staticp): Remove.
17296 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17297 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17298 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17299 * c-gimplify.c (gimplify_compound_literal_expr,
17300 optimize_compound_literals_in_ctor): Remove.
17301 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17302 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17303 * c-semantics.c (emit_local_var): Remove.
17305 * langhooks-def.h (lhd_expand_expr): Remove.
17306 * langhooks.c (lhd_expand_expr): Remove.
17307 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17309 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17310 handling from c-semantics.c; don't call into langhook.
17311 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17312 * gimplify.c (gimplify_compound_literal_expr,
17313 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17314 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17315 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17316 as was done in c-gimplify.c.
17317 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17318 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17319 Move from c-common.h.
17320 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17322 * tree.c (staticp): Do not call langhook.
17323 * langhooks.c (lhd_staticp): Delete.
17324 * langhooks-def.h (lhd_staticp): Delete prototype.
17325 (LANG_HOOKS_STATICP): Delete.
17326 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17328 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17329 instead of DECL_STMTs.
17331 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17339 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17341 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17342 contained expression.
17343 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17344 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17345 conditional expressions for C.
17346 (decl_constant_value_for_optimization): Move from
17347 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17348 whether optimizing and that the expression is a VAR_DECL not of
17349 array type instead of doing such checks in the caller. Do not
17350 check pedantic. Call gcc_unreachable for C++.
17351 * c-common.def (C_MAYBE_CONST_EXPR): New.
17352 * c-common.h (c_fully_fold, c_save_expr,
17353 decl_constant_value_for_optimization): New prototypes.
17354 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17355 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17356 EXPR_INT_CONST_OPERANDS): Define.
17357 * c-convert.c (convert): Strip nops from expression.
17358 * c-decl.c (groktypename): Take extra parameters expr and
17359 expr_const_operands. Update call to grokdeclarator.
17360 (start_decl): Update call to grokdeclarator. Add statement for
17361 expressions used in type of decl.
17362 (grokparm): Update call to grokdeclarator.
17363 (push_parm_decl): Update call to grokdeclarator.
17364 (build_compound_literal): Add parameter non_const and build a
17365 C_MAYBE_COSNT_EXPR if applicable.
17366 (grokdeclarator): Take extra parameters expr and
17367 expr_const_operands. Track expressions used in declaration
17368 specifiers and declarators. Fold array sizes and track whether
17369 they are constant expressions and whether they are integer
17370 constant expressions.
17371 (parser_xref_tag): Set expr and expr_const_operands fields in
17373 (grokfield): Update call to grokdeclarator.
17374 (start_function): Update call to grokdeclarator.
17375 (build_null_declspecs): Set expr and expr_const_operands fields in
17377 (declspecs_add_type): Handle expressions in typeof specifiers.
17378 * c-parser.c (c_parser_declspecs): Set expr and
17379 expr_const_operands fields for declaration specifiers.
17380 (c_parser_enum_specifier): Likewise.
17381 (c_parser_struct_or_union_specifier): Likewise.
17382 (c_parser_typeof_specifier): Likewise. Update call to
17383 groktypename. Fold expression as needed. Return expressions with
17384 type instead of adding statements.
17385 (c_parser_attributes): Update calls to c_parser_expr_list.
17386 (c_parser_statement_after_labels): Fold expression before passing
17387 to objc_build_throw_stmt.
17388 (c_parser_condition): Fold expression.
17389 (c_parser_asm_operands): Fold expression.
17390 (c_parser_conditional_expression): Use c_save_expr. Update call
17391 to build_conditional_expr.
17392 (c_parser_alignof_expression): Update call to groktypename.
17393 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17394 original_code. Fold expression argument of va_arg. Create
17395 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17396 argument to va_arg. Update calls to groktypename. Fold array
17397 index for offsetof. Verify that first argument to
17398 __builtin_choose_expr has integer type.
17399 (c_parser_postfix_expression_after_paren_type): Update calls to
17400 groktypename and build_compound_literal. Handle expressions with
17401 side effects in type name.
17402 (c_parser_postfix_expression_after_primary): Update call to
17403 c_parser_expr_list. Set original_code for calls to
17404 __builtin_constant_p.
17405 (c_parser_expr_list): Take extra parameter fold_p. Fold
17406 expressions if requested.
17407 (c_parser_objc_type_name): Update call to groktypename.
17408 (c_parser_objc_synchronized_statement): Fold expression.
17409 (c_parser_objc_receiver): Fold expression.
17410 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17411 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17412 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17413 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17414 (struct c_typespec): Add elements expr and expr_const_operands.
17415 (struct c_declspecs): Add elements expr and expr_const_operands.
17416 (groktypename, build_conditional_expr, build_compound_literal):
17418 (in_late_binary_op): Declare.
17419 * c-typeck.c (note_integer_operands): New function.
17420 (in_late_binary_op): New variable.
17421 (decl_constant_value_for_broken_optimization): Move to c-common.c
17422 and rename to decl_constant_value_for_optimization.
17423 (default_function_array_conversion): Do not strip nops.
17424 (default_conversion): Do not call
17425 decl_constant_value_for_broken_optimization.
17426 (build_array_ref): Do not fold result.
17427 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17428 result when operand is a VLA.
17429 (c_expr_sizeof_type): Update call to groktypename. Handle
17430 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17431 result when operand names a VLA type.
17432 (build_function_call): Update call to build_compound_literal.
17433 Only fold result for calls to __builtin_* functions. Strip
17434 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17435 the function designator.
17436 (convert_arguments): Fold arguments. Update call to
17437 convert_for_assignment.
17438 (build_unary_op): Handle increment and decrement of
17439 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17440 decrement earlier. Fold operand of increment and decrement.
17441 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17442 built for integer operand. Wrap returns that are INTEGER_CSTs
17443 without being integer constant expressions or that have integer
17444 constant operands without being INTEGER_CSTs.
17445 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17446 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17447 result is an integer constant expression or can be used in
17448 unevaluated parts of one and avoid folding and wrap as
17449 appropriate. Fold operands before possibly doing -Wsign-compare
17451 (build_compound_expr): Wrap result for C99 if operands can be used
17452 in integer constant expressions.
17453 (build_c_cast): Update call to digest_init. Do not ignore
17454 overflow from casting floating-point constants to integers. Wrap
17455 results that could be confused with integer constant expressions,
17456 null pointer constants or floating-point constants.
17457 (c_cast_expr): Update call to groktypename. Handle expressions
17458 included in type name.
17459 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17460 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17461 Update calls to convert_for_assignment.
17462 (convert_for_assignment): Take new parameter
17463 null_pointer_constant. Do not strip nops or call
17464 decl_constant_value_for_broken_optimization. Set
17465 in_late_binary_op for conversions to boolean.
17466 (store_init_value): Update call to digest_init.
17467 (digest_init): Take new parameter null_pointer_constant. Do not
17468 call decl_constant_value_for_broken_optimization. pedwarn for
17469 initializers not constant expressions. Update calls to
17470 convert_for_assignment.
17471 (constructor_nonconst): New.
17472 (struct constructor_stack): Add nonconst element.
17473 (really_start_incremental_init, push_init_level, pop_init_level):
17474 Handle constructor_nonconst and nonconst element.
17475 (set_init_index): Call constant_expression_warning for array
17477 (output_init_element): Fold value. Set constructor_nonconst as
17478 applicable. pedwarn for initializers not constant expressions.
17479 Update call to digest_init. Call constant_expression_warning
17480 where constant initializers are required.
17481 (process_init_element): Use c_save_expr.
17482 (c_finish_goto_ptr): Fold expression.
17483 (c_finish_return): Fold return value. Update call to
17484 convert_for_assignment.
17485 (c_start_case): Fold switch expression.
17486 (c_process_expr_stmt): Fold expression.
17487 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17488 ensure statement expression is not evaluated in constant expression.
17489 (build_binary_op): Track whether results are integer constant
17490 expressions or may occur in such, disable folding and wrap results
17491 as applicable. Fold operands for -Wsign-compare warnings unless
17493 (c_objc_common_truthvalue_conversion): Handle results folded to
17494 integer constants that are not integer constant expressions.
17495 * doc/extend.texi: Document when typeof operands are evaluated,
17496 that condition of __builtin_choose_expr is an integer constant
17497 expression, and more about use of __builtin_constant_p in
17500 2009-03-29 Richard Guenther <rguenther@suse.de>
17502 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17503 propagate addresses of array references.
17505 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17507 * regmove.c (perhaps_ends_bb_p): Remove.
17508 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17509 from INSN and check that the main loop stays within that basic block.
17510 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17511 (regmove_forward_pass): Split out from regmove_optimize. Use
17512 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17513 (regmove_backward_pass): Split out from regmove_optimize. Use
17514 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17515 (regmove_optimize): Simplify.
17517 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17520 * config/i386/i386.c (classify_argument): Ignore flexible array
17521 member in struct and warn ABI change.
17523 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17525 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17527 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17528 (ix86_adjust_cost): Updated.
17530 2009-03-29 Jan Hubicka <jh@suse.cz>
17532 PR middle-end/28850
17533 * tree-pass.h (pass_cleanup_eh): New function.
17534 (remove_unreachable_regions): Break code handling RTL
17535 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17536 that can not be reached by runtime.
17537 (can_be_reached_by_runtime): New function.
17538 (label_to_region_map): New function.
17539 (num_eh_regions): New function.
17540 (rtl_remove_unreachable_regions): New function.
17541 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17542 (remove_eh_region): New function.
17543 * except.h: Include sbitmap and vecprim.
17544 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17545 num_eh_regions): Declare.
17546 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17547 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17548 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17549 (tree_empty_eh_handler_p): New function.
17550 (cleanup_empty_eh): New function.
17551 (cleanup_eh): New function.
17552 (pass_cleanup_eh): New function.
17554 2009-03-29 Jan Hubicka <jh@suse.cz>
17556 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17557 for removed regions.
17559 2009-03-29 Jan Hubicka <jh@suse.cz>
17561 * except.c (dump_eh_tree): Dump all datastructures.
17563 2009-03-29 Jan Hubicka <jh@suse.cz>
17565 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17566 (duplicate_eh_regions_1): Likewise.
17567 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17568 vector; call EH verification.
17569 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17570 Be ready for region being removed.
17572 2009-03-29 Jan Hubicka <jh@suse.cz>
17574 * bitmap.c (bitmap_last_set_bit): New function.
17575 * bitmap.h (bitmap_last_set_bit): Declare.
17577 2009-03-29 David Ayers <ayers@fsfe.org>
17580 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17581 by calling objc_compare_types and surpress warnings about
17582 incompatible C pointers that are compatible ObjC pointers.
17584 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17586 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17587 call initialize_inline_failed.
17588 (initialize_inline_failed): Move it from here ...
17589 * cgraph.c (initialize_inline_failed): ... to here.
17590 (cgraph_create_edge): Call initialize_inline_failed rather than
17591 setting inline_failed directly.
17593 2009-03-29 Ben Elliston <bje@au.ibm.com>
17596 * sysv4.opt (msdata): Improve comment.
17597 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17598 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17600 2009-03-29 Ben Elliston <bje@au.ibm.com>
17603 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17604 load and store attributes.
17606 2009-03-29 Ben Elliston <bje@au.ibm.com>
17608 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17609 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17610 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17611 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17612 __builtin_infq and __builtin_huge_valq.
17614 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17616 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17618 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17619 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17621 2009-03-28 Xinliang David Li <davidxl@google.com>
17623 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17624 (do_dbg_cnt): New function.
17626 2009-03-28 Jan Hubicka <jh@suse.cz>
17628 Merge from pretty-ipa:
17630 2009-03-27 Jan Hubicka <jh@suse.cz>
17632 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17633 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17634 * passes.c (function_called_by_processed_nodes_p): New.
17635 * ipa-pure-const.c (check_call): Fix handling of operands.
17636 (analyze_function): Dump debug output for skipped bodies.
17637 (local_pure_const): Use function_called_by_processed_nodes_p.
17638 * dwarf2out.c (reference_to_unused): Use output.
17639 * passes.c (do_per_function_toporder): Likewise.
17641 2008-11-12 Jan Hubicka <jh@suse.cz>
17643 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17644 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17645 state_set_in_source enum
17646 (check_decl): Ignore memory tags; do not set fake looping flags;
17648 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17649 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17650 (check_call, analyze_function): Rewrite.
17652 (add_new_function): Update call of analyze_function.
17653 (generate_summary): Add call of analyze_function.
17654 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17655 (local_pure_const): New function.
17656 (pass_local_pure_const): New pass.
17657 * ipa-inline.c (inline_transform): Set after_inlining.
17658 * tree-eh.c (stmt_can_throw_external): New.
17659 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17660 work with aliasing built.
17661 * tree-flow.h (stmt_can_throw_external): New.
17662 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17663 and local pure/const pass in early and late optimization queue.
17665 2009-03-28 Martin Jambor <mjambor@suse.cz>
17667 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17669 (fold_binary): Allow function decl aligment consideration is the
17670 second argument is integer constant one.
17671 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17672 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17673 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17675 2009-03-28 Jan Hubicka <jh@suse.cz>
17677 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17678 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17679 * function.h (rtl_data): Add nothrow flag.
17680 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17681 set DECL_NOTHROW for AVAILABLE functions.
17683 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17685 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17686 following vector keyword has expansion starting with pixel or bool
17687 keyword, expand vector to __vector and pixel or bool to __pixel or
17691 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17692 warn_if_disallowed_function_p): Removed.
17693 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17694 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17695 warning_if_disallowed_function_p.
17696 * flags.h (warn_if_disallowed_function_p,
17697 warn_disallowed_functions): Removed.
17698 * common.opt (Wdisallowed-function-list=): Removed.
17699 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17701 2009-03-28 Richard Guenther <rguenther@suse.de>
17703 PR tree-optimization/38723
17704 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17707 2009-03-28 Jan Hubicka <jh@suse.cz>
17709 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17710 test introduced by my previous patch.
17712 2009-03-28 Richard Guenther <rguenther@suse.de>
17714 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17715 the PHIs value undefined.
17717 2009-03-28 Jan Hubicka <jh@suse.cz>
17719 * tree-pass.h (pass_fixup_cfg): New pass.
17720 * ipa-inline.c (inline_transform): Set
17721 always_inline_functions_inlined/after_inlining.
17722 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17723 (pass_fixup_cfg): New pass.
17724 * passes.c (init_optimization_passes): Add fixup_cfg.
17726 2009-03-28 Richard Guenther <rguenther@suse.de>
17728 PR tree-optimization/38458
17729 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17730 argument use the arguments copy-of value.
17732 2009-03-28 Richard Guenther <rguenther@suse.de>
17734 PR tree-optimization/38180
17735 * tree-ssa-ccp.c (get_default_value): Simplify.
17736 (likely_value): Likewise.
17737 (surely_varying_stmt_p): Properly handle VOP case.
17738 (ccp_initialize): Likewise.
17739 (ccp_fold): Handle propagating through *&.
17740 (fold_const_aggregate_ref): Also handle decls.
17742 2009-03-28 Jan Hubicka <jh@suse.cz>
17744 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17745 * cgraph.h (cgraph_node): Likewise.
17746 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17747 (cgraph_reset_node): Use process flag.
17748 (cgraph_mark_functions_to_output): Likewise.
17749 (cgraph_expand_function): Likewise.
17750 (cgraph_expand_all_functions): Likewise.
17751 (cgraph_output_in_order): Likewise.
17752 * dwarf2out.c (reference_to_unused): Likewise.
17753 * passes.c do_per_function_toporder): Likewise.
17755 2009-03-28 Jan Hubicka <jh@suse.cz>
17757 Bring from lto-branch:
17759 2008-09-03 Doug Kwan <dougkwan@google.com>
17761 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17762 enums instead of reason strings.
17763 * cgraph.c (cgraph_create_edge): Same.
17764 (cgraph_inline_failed_string): New function.
17765 * cgraph.h (cgraph_inline_failed_t): New enum type.
17766 (cgraph_inline_failed_string): New prototype.
17767 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17768 char pointer to cgraph_inline_failed_t.
17769 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17770 (cgraph_default_inline_p): Ditto.
17771 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17772 to cgraph_inline_failed_t pointer.
17773 * cif-code.def: New file.
17774 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17776 (cgraph_check_inline_limits): Change type of REASON to pointer to
17777 cgraph_inline_failed_t. Replace reason strings with enums.
17778 (cgraph_default_inline_p): Ditto.
17779 (cgraph_recursive_inlining_p): Ditto.
17780 (update_caller_keys): Change type of FAILED_REASON to
17781 cgraph_inline_failed_t.
17782 (cgraph_set_inline_failed): Change type of REASON to pointer to
17783 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17784 convert enums to strings for text output.
17785 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17786 to be of type cgraph_inline_failed_t. Replace reason strings with
17787 enums. Call cgraph_inline_failed_string to covert enums
17788 to strings for text output.
17789 (cgraph_decide_inlining): Replace reason strings with enums.
17790 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17791 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17793 * tree-inline.c (expand_call_inline): Change type of REASON
17794 to cgraph_inline_failed_t. Replace reason strings with enums.
17795 Call cgraph_inline_failed_string for text output.
17796 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17799 2009-03-28 Jan Hubicka <jh@suse.cz>
17801 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17802 cgraph_clone_node): Remove master clone handling.
17803 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17804 * cgraph.h (master_clone): Remove.
17805 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17806 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17807 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17809 2009-03-28 Jan Hubicka <jh@suse.cz>
17811 * cgraph.c (cgraph_function_body_availability): Functions declared
17812 inline are always safe to assume that it is not going to be replaced.
17814 2009-03-28 Richard Guenther <rguenther@suse.de>
17816 PR tree-optimization/38513
17817 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17818 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17819 EXC_PTR_EXPR and FILTER_EXPR.
17820 (get_ref_from_reference_ops): Likewise.
17822 2009-03-28 Richard Guenther <rguenther@suse.de>
17824 PR tree-optimization/38968
17825 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17826 Use FLOOR_MOD_EXPR to compute misalignment.
17828 2009-03-28 Richard Guenther <rguenther@suse.de>
17830 PR tree-optimization/37795
17831 * tree.h (combine_comparisons): Declare.
17832 * fold-const.c (combine_comparisons): Export.
17833 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17835 (ifcombine_iforif): Use combine_comparisons.
17837 2009-03-28 Jan Hubicka <jh@suse.cz>
17839 * tree-eh.c (inlinable_call_p): New function.
17840 (make_eh_edges): Use it.
17841 (verify_eh_edges): Use it.
17842 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17843 * except.c (reachable_next_level): Add inlinable_function argument
17844 (sjlj_find_directly_reachable_regions): Update.
17845 (add_reachable_handler): Do not set saw_any_handlers.
17846 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17847 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17848 Add new inlinable call parameter.
17849 (can_throw_internal, can_throw_external): Update.
17850 * except.h (can_throw_internal_1, can_throw_external_1,
17851 foreach_reachable_handler): Update declaration.
17853 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17855 * config/arm/t-arm-coff, config/h8300/coff.h,
17856 config/i386/i386-aout.h, config/i386/i386-coff.h,
17857 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17858 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17859 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17860 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17861 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17862 sys-types.h: Remove.
17863 * Makefile.in: Remove protoize and fixproto support and references
17865 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17866 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17868 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17869 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17870 unprotoize$(exeext).
17871 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17872 (.PHONY): Don't depend on proto.
17873 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17874 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17875 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17876 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17877 build/gen-protos.o, build/scan.o, xsys-protos.h,
17878 build/fix-header$(build_exeext), build/fix-header.o,
17879 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17880 stmp-install-fixproto): Remove.
17881 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17882 SYSCALLS.c or fixproto files.
17883 (install-common): Don't install protoize.
17884 (install-headers-tar, install-headers-cpio, install-headers-cp):
17885 Don't depend on $(STMP_FIXPROTO).
17886 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17887 install fixproto files or write out fixproto settings.
17888 (uninstall): Don't uninstall protoize.
17889 * config.gcc (use_fixproto): Remove.
17890 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17891 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17892 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17893 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17894 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17895 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17896 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17897 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17898 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17899 * config/t-vxworks (STMP_FIXPROTO): Remove.
17900 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17901 STMP_FIXPROTO): Remove.
17902 * config.in, configure: Regenerate.
17903 * crtstuff.c (gid_t, uid_t): Don't undefine.
17904 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17905 (arm-*-coff, arm-*-aout: Remove target entries.
17906 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17907 Remove mention of AIX 4.1.
17908 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17909 * doc/invoke.texi (Running Protoize): Remove.
17910 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17911 (Protoize Caveats): Remove.
17912 * tsystem.h: Update comments on headers assumed to exist.
17914 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17916 * genautomata.c: Add a new year to the copyright. Add a new
17918 (struct insn_reserv_decl): Add comments for member bypass_list.
17919 (find_bypass): Remove.
17920 (insert_bypass): New.
17921 (process_decls): Use insert_bypass.
17922 (output_internal_insn_latency_func): Output all bypasses with the
17923 same input insn in one switch case.
17925 * rtl.def (define_bypass): Describe bypass choice.
17926 * doc/md.texi (define_bypass): Ditto.
17928 2009-03-27 Richard Guenther <rguenther@suse.de>
17930 * gimplify.c (mark_addressable): Export.
17931 * tree-flow.h (mark_addressable): Declare.
17932 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17933 * tree-ssa.c (verify_phi_args): Verify that address taken
17934 variables have TREE_ADDRESSABLE set.
17936 2009-03-27 Richard Guenther <rguenther@suse.de>
17938 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17939 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17940 Do not mark decls TREE_ADDRESSABLE.
17941 (build_fold_addr_expr): Adjust.
17942 (fold_addr_expr): Remove.
17943 (fold_unary): Use build_fold_addr_expr.
17944 (fold_comparison): Likewise.
17945 (split_address_to_core_and_offset): Likewise.
17946 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17948 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17949 (gimplify_modify_expr_to_memcpy): Mark source and destination
17951 * omp-low.c (create_omp_child_function): Mark the object decl
17953 (lower_rec_input_clauses): Mark the var we take the address of
17955 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17957 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17959 PR middle-end/39315
17960 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17961 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17963 2009-03-27 Richard Guenther <rguenther@suse.de>
17965 PR tree-optimization/39120
17966 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17968 (handle_lhs_call): Process return constraints. Add escape
17969 constraints if necessary.
17970 (handle_const_call): Fill out return constraints. Make nested
17971 case more precise. Avoid consttmp if possible.
17972 (handle_pure_call): Fill out return constraints. Avoid
17973 callused if possible.
17974 (find_func_aliases): Simplify call handling.
17976 2009-03-27 Richard Guenther <rguenther@suse.de>
17978 PR tree-optimization/39120
17979 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17980 as a representative.
17981 (solve_graph): Do propagate CALLUSED.
17982 (handle_pure_call): Use a scalar constraint from CALLUSED for
17984 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17987 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17990 * c-common.c (handle_aligned_attribute): Properly check alignment
17991 overflow. Use (1U << i) instead of (1 << i).
17993 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17995 * expr.h (get_mem_align_offset): Updated.
17997 * tree.h (tree_decl_common): Change align to "unsigned int" and
17998 move it before pointer_alias_set.
18000 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18001 Jakub Jelinek <jakub@redhat.com>
18004 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
18005 gr_register_operand with gr_reg_or_0_operand.
18006 (cmpxchg_rel_di): Likewise.
18007 (sync_lock_test_and_set<mode>): Likewise.
18009 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18011 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
18012 (true_regnum): Likewise.
18014 * rtlanal.c (subreg_info): Moved to ...
18015 * rtl.h (subreg_info): Here. New.
18016 (subreg_get_info): New.
18018 * rtlanal.c (subreg_get_info): Make it extern.
18020 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18023 * config/i386/i386.c (ix86_abi): New.
18024 (override_options): Handle -mabi=.
18025 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18026 (ix86_call_abi_override): Likewise.
18027 (init_cumulative_args): Likewise.
18028 (function_arg_advance): Likewise.
18029 (function_arg_64): Likewise.
18030 (function_arg): Likewise.
18031 (ix86_pass_by_reference): Likewise.
18032 (ix86_function_value_regno_p): Likewise.
18033 (ix86_build_builtin_va_list_abi): Likewise.
18034 (setup_incoming_varargs_64): Likewise.
18035 (is_va_list_char_pointer): Likewise.
18036 (ix86_init_machine_status): Likewise.
18037 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18038 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18039 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18040 (ix86_function_abi): Make it static and return enum calling_abi.
18041 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18043 (ix86_fn_abi_va_list): Updated.
18045 * config/i386/i386.h (ix86_abi): New.
18046 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18047 (CONDITIONAL_REGISTER_USAGE): Likewise.
18048 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18049 (machine_function): Likewise.
18051 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18053 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18054 (STACK_BOUNDARY): Likewise.
18055 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18057 * config/i386/i386.opt (mabi=): New.
18059 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18060 return enum calling_abi.
18061 (ix86_function_type_abi): Likewise.
18062 (ix86_function_abi): Removed.
18064 * doc/invoke.texi: Document -mabi= option for x86.
18066 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18068 * builtins.c (real_dconstp): Delete.
18069 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18071 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18072 Jakub Jelinek <jakub@redhat.com>
18075 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18076 (gen_subprogram_die): When a function is explicit, generate the
18077 DW_AT_explicit attribute.
18078 * langhooks.h (struct lang_hooks_for_decls): Add
18079 function_decl_explicit_p langhook.
18080 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18081 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18083 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18085 * builtins.c (fold_builtin_memory_op): Optimize memmove
18086 into memcpy if we can prove source and destination don't overlap.
18088 * tree-inline.c: Include gt-tree-inline.h.
18089 (clone_fn_id_num): New variable.
18090 (clone_function_name): New function.
18091 (tree_function_versioning): Use it.
18092 * Makefile.in (GTFILES): Add tree-inline.c.
18094 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18096 * BASE-VER: Change to 4.5.0.
18098 2009-03-27 Xinliang David Li <davidxl@google.com>
18100 PR tree-optimization/39557
18101 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18103 2009-03-27 Xinliang David Li <davidxl@google.com>
18105 PR tree-optimization/39548
18106 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18109 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18111 * c-common.c (pointer_int_sum): Use %wd on return from
18114 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18116 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18117 on return from tree_low_cst.
18119 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18122 * ginclude/stdarg.h (va_copy): Define also for
18123 __GXX_EXPERIMENTAL_CXX0X__.
18125 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18128 * builtins.h (c_strlen): Do not warn here.
18129 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18130 * c-common.c (pointer_int_sum): Take an explicit location.
18131 Warn about offsets out of bounds.
18132 * c-common.h (pointer_int_sum): Adjust declaration.
18134 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18136 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18139 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18142 * opts.c (warn_if_disallowed_function_p): Don't assume
18143 get_callee_fndecl must return non-NULL.
18145 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18147 PR rtl-optimization/39522
18148 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18149 when reg_reloaded_valid is set.
18151 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18153 * config/spu/divv2df3.c: New file.
18154 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18155 (DPBIT_FUNCS): Filter out _div_df.
18157 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18159 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18160 a jump insn, count that jump in the distance to the loop start.
18162 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18165 * config/sh/sh.c (calc_live_regs): Fix condition for global
18166 registers except PIC_OFFSET_TABLE_REGNUM.
18168 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18171 * doc/invoke.texi (-mconsole): New.
18173 (-mno-cygwin): New.
18175 (-mnop-fun-dllimport): New.
18179 (sub section "i386 and x86-64 Windows Options"): New.
18181 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18183 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18184 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18186 2009-03-25 Richard Guenther <rguenther@suse.de>
18188 PR middle-end/39497
18189 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18192 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18194 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18195 neither of haifa/selective schedulers are working.
18197 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18199 * doc/invoke.texi (Debugging Options): Fix description of
18200 -fno-merge-debug-strings.
18202 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18204 * config/cris/libgcc.ver: New version-script.
18205 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18207 * configure.ac <GAS features, nop mnemonic>: Add pattern
18208 crisv32-*-* for "nop".
18209 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18210 * configure: Regenerate.
18212 2009-03-24 Ira Rosen <irar@il.ibm.com>
18214 PR tree-optimization/39529
18215 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18216 mark_sym_for_renaming for the tag copied to the new vector
18219 2009-03-24 Arthur Loiret <aloiret@debian.org>
18221 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18222 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18223 EXTRA_SPEC_FUNCTIONS.
18224 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18225 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18226 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18227 -march and -mtune options.
18229 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18231 * config/m68k/t-rtems: Add m5329 multilib.
18233 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18234 Jakub Jelinek <jakub@redhat.com>
18237 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18240 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18243 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18244 instead of c_parser_expression_conv, if original_code isn't one of the
18245 4 allowed comparison codes, fail.
18247 2009-03-23 Richard Guenther <rguenther@suse.de>
18249 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18250 * tree.h (struct tree_type): Likewise.
18251 * reload.h (struct insn_chain): Likewise.
18252 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18253 * function.h (struct function): Likewise.
18254 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18256 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18258 PR tree-optimization/39516
18259 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18261 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18263 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18264 should be set true if BITS_PER_WORD of target is bigger than 32
18266 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18268 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18269 Translate -B-options to -rpath-link. Correct existing
18270 rpath-link and conditionalize on !nostdlib.
18272 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18274 * doc/extend.texi (Function Attributes, Variable Attributes):
18276 * doc/invoke.texi (Debugging Options, Optimize Options)
18277 (i386 and x86-64 Options, MCore Options): Likewise.
18279 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18282 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18283 it for block local namespace aliases.
18284 (gen_decl_die): Pass context_die to gen_namespace_die.
18286 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18289 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18290 minimum or maximum value.
18292 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18294 * reginfo.c (globalize_reg): Recompute derived reg sets.
18296 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18299 * libgcc2.c (mprotect): Do not use signed arguments for
18300 VirtualProtect, use DWORD arguments. Also fix the 'may
18301 be used uninitialized' warning for the np variable.
18303 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18306 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18307 functions using regparm calling conventions when not optimizing.
18308 (ix86_function_sseregparm): Similarly for sseregparm calling
18311 2009-03-19 Li Feng <nemokingdom@gmail.com>
18313 PR middle-end/39500
18314 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18315 dependence if the first conflict is after niter iterations.
18317 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18319 PR middle-end/38609
18320 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18321 functions with dynamic stack-pointer adjustments.
18323 2009-03-19 Ben Elliston <bje@au.ibm.com>
18325 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18326 option; change to -msdata=data.
18328 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18330 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18333 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18336 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18338 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18340 * doc/invoke.texi (Code Gen Options): Expand discussion of
18343 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18345 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18346 * matrix-reorg.c (struct matrix_info): Likewise.
18347 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18348 * rtl.h (struct mem_attrs): Likewise.
18349 * df.h (struct df): Likewise.
18350 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18351 * ira-int.h (struct ira_allocno): Likewise.
18352 * df-scan.c (struct df_collection_rec): Likewise.
18353 * ira.c (struct equivalence): Likewise.
18354 * function.c (struct temp_slot): Likewise.
18355 * cfgloop.h (struct loop): Likewise.
18358 * function.c (use_register_for_decl): When not optimizing, disregard
18359 register keyword for variables with types containing methods.
18361 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18363 PR middle-end/39447
18364 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18365 (is_simple_operand): Call contains_component_ref_p before calling data
18366 reference analysis that would fail on COMPONENT_REFs.
18368 * tree-vrp.c (search_for_addr_array): Fix formatting.
18370 2009-03-18 Richard Guenther <rguenther@suse.de>
18372 * tree-vect-transform.c (vect_loop_versioning): Fold the
18373 generated comparisons.
18374 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18375 (slpeel_tree_peel_loop_to_edge): Likewise.
18377 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18379 PR middle-end/37805
18380 * opts.c (print_specific_help): In addition to `undocumented',
18381 accept `separate' and `joined' flags if passed alone. Describe
18382 output by the first matched one of those.
18383 (common_handle_option): Skip over empty strings.
18384 * gcc.c (display_help): Fix help string for `--help='.
18385 * doc/invoke.texi (Option Summary, Overall Options): With
18386 `--help=', classes and qualifiers can both be repeated, but
18387 only the latter can be negated. One should not pass only
18388 negated qualifiers. Fix markup and examples.
18391 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18392 PR middle-end/37805
18393 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18394 and -fhelp=separate.
18396 2009-03-17 Jing Yu <jingyu@google.com>
18398 PR middle-end/39378
18399 * function.h (struct rtl_data): Move is_thunk from here...
18400 (struct function): ...to here.
18401 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18402 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18404 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18406 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18407 (alpha_output_function_end_prologue): Likewise.
18408 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18409 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18410 (rs6000_output_function_epilogue): Likewise.
18411 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18413 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18416 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18417 from different units in a single alternative.
18418 (*truncdfsf_i387): Ditto.
18419 (*truncxfsf2_mixed): Ditto.
18420 (*truncxfdf2_mixed): Ditto.
18422 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18424 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18425 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18428 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18429 unused non-artificial variables when not optimizing.
18432 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18433 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18434 NAMESPACE_DECL in its DECL_INITIAL.
18436 PR middle-end/39443
18437 * optabs.c (set_user_assembler_libfunc): New function.
18438 * expr.h (set_user_assembler_libfunc): New prototype.
18439 * c-common.c: Include libfuncs.h.
18440 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18441 for memcmp, memset, memcpy, memmove and abort.
18442 * Makefile.in (c-common.o): Depend on libfuncs.h.
18445 * dwarf2out.c (gen_inlined_enumeration_type_die,
18446 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18447 gen_tagged_type_instantiation_die): Removed.
18448 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18451 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18454 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18456 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18457 (check-parallel-%): Ditto.
18458 (check-consistency): Ditto.
18460 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18462 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18463 local variable rhs by NULL_TREE.
18465 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18468 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18470 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18473 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18475 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18478 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18479 for ms->sysv ABI calls only in 64bit mode.
18481 * config/i386/i386.md (untyped_call): Support 32bit.
18483 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18485 * doc/extend.texi: Replace x86_65 with x86_64.
18487 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18489 PR tree-optimization/39455
18490 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18491 mismatches for POINTER_TYPE_P (type).
18492 (number_of_iterations_le): Likewise.
18494 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18496 * config/picochip/picochip.c: Removed profiling support.
18497 * config/picochip/picochip.md: Removed profiling instruction.
18498 * config/picochip/picochip.h: Removed profiling builtin.
18500 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18502 * doc/install.texi (--with-host-libstdcxx): Document.
18504 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18507 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18508 generate a warning if the function name does not begin with
18509 "__vector" and the function has either the 'signal' or 'interrupt'
18510 attribute, from here to ...
18511 (avr_declare_function_name): ...here. New function.
18512 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18513 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18515 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18518 * cse.c (fold_rtx): Don't modify original const_arg1 when
18519 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18520 separate variable instead.
18521 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18522 from out of range shift counts.
18523 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18525 2009-03-13 Catherine Moore <clm@codesourcery.com>
18527 * config/i386/x-mingw32 (host-mingw32.o): Replace
18528 diagnostic.h with $(DIAGNOSTIC_H).
18530 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18533 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18535 * config/i386/sync.md (sync_compare_and_swap<mode>,
18536 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18537 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18539 (sync_double_compare_and_swapdi_pic,
18540 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18541 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18543 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18546 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18548 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18551 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18552 (avx_addsubv4df3): Likewise.
18553 (*avx_addsubv4sf3): Likewise.
18554 (sse3_addsubv4sf3): Likewise.
18556 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18559 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18561 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18564 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18565 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18566 registers for allocnos created from user-defined variables.
18568 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18571 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18572 of non-integer mode as well.
18574 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18576 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18577 for functions for which the parameter types are unknown.
18579 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18582 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18583 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18584 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18585 * config/i386/i386.c (ix86_local_alignment): For
18586 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18587 long long variables on the stack to avoid dynamic realignment.
18588 Allow the first argument to be a decl rather than type.
18589 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18591 2009-03-11 Nick Clifton <nickc@redhat.com>
18594 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18596 Add description to mno-lsim option.
18597 * config/mcore/mcore.h: Remove comment about deprecated m4align
18599 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18600 * doc/invoke.texi: Add description of mno-lsim and
18601 mstack-increment options.
18603 * config/fr30/fr30.opt: Document the -mno-lsim option.
18604 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18605 and -mno-lsim options.
18607 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18609 * fold-const.c (fold_comparison): Only call fold_inf_compare
18610 if the mode supports infinities.
18612 2009-03-11 Jason Merrill <jason@redhat.com>
18615 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18616 end already did. Notice GIMPLE_CALL modifications of the result.
18617 Don't copy debug information from an ignored decl or a decl from
18620 2009-03-10 Richard Guenther <rguenther@suse.de>
18621 Nathan Froyd <froydnj@codesourcery.com>
18623 PR middle-end/37850
18624 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18625 (__divMODE3): Likewise.
18627 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18629 PR tree-optimization/39394
18630 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18631 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18633 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18635 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18636 inline asms for register asm ("") declarations.
18638 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18640 * fold-const.c (fold_unary): Fix comment.
18642 2009-03-07 Jan Hubicka <jh@suse.cz>
18645 * tree-inline.c (setup_one_parameter): Do replacement of const
18646 argument by constant in SSA form.
18648 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18650 PR middle-end/38028
18651 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18652 determine alignment passed to assign_stack_local.
18653 (assign_parms_unsplit_complex): Likewise.
18654 * except.c (sjlj_build_landing_pads): Likewise.
18656 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18658 PR middle-end/39360
18659 * tree-flow.h (add_referenced_var): Return bool instead of void.
18660 * tree-dfa.c (add_referenced_var): Return result of
18661 referenced_var_check_and_insert call.
18662 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18663 of referenced_var_check_and_insert.
18666 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18667 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18668 DIE, don't emit it if abstract origin already has it.
18669 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18670 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18672 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18674 * genpreds.c (needs_variable): Fix parentheses at variable name
18676 (write_tm_constrs_h): Indent generated code.
18678 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18680 * doc/extend.texi (Function Attributes): Add documentation
18681 for isr attributes.
18683 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18686 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18687 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18689 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18691 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18694 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18697 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18698 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18700 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18702 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18703 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18704 constants instead of magic numbers.
18705 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18707 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18708 (x86_64_ms_abi_int_parameter_registers): Ditto.
18709 (x86_64_int_return_registers): Ditto.
18710 (ix86_maybe_switch_abi): Ditto.
18711 (ix86_expand_call): Ditto for clobbered_registers array.
18712 (ix86_hard_regno_mode_ok): Ditto.
18713 (x86_extended_QIreg_mentioned_p): Ditto.
18715 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18717 PR tree-optimization/39349
18718 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18720 * combine.c (gen_lowpart_for_combine): Use omode when generating
18723 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18725 PR rtl-optimization/39235
18726 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18728 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18730 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18732 2009-03-04 Richard Guenther <rguenther@suse.de>
18734 PR tree-optimization/39362
18735 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18736 that occur in abnormal PHIs should be varying.
18738 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18740 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18742 (simple_iv): Take loop as an argument instead of statement.
18743 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18744 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18746 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18748 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18749 * matrix-reorg.c (analyze_transpose): Ditto.
18750 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18751 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18752 * tree-predcom.c (ref_at_iteration): Ditto.
18753 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18755 2009-03-04 Richard Guenther <rguenther@suse.de>
18757 PR tree-optimization/39358
18758 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18759 escaped_id and callused_id.
18760 (solve_graph): Likewise.
18762 2009-03-04 Richard Guenther <rguenther@suse.de>
18764 PR tree-optimization/39339
18765 * tree-sra.c (try_instantiate_multiple_fields): Make it
18766 no longer ICE on the above.
18768 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18770 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18771 that fits within Pmode.
18773 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18775 PR middle-end/10109
18776 * tm.texi (LIBCALL_VALUE): Update description.
18778 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18780 PR middle-end/34443
18781 * doc/extend.texi (section): Update description.
18783 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18785 PR middle-end/39345
18786 * tree-inline.c (remapped_type): New.
18787 (can_be_nonlocal): Call remapped_type instead of remap_type.
18789 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18792 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18793 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18795 2009-03-03 Richard Guenther <rguenther@suse.de>
18797 PR middle-end/39272
18798 * tree.c (tree_nonartificial_location): New function.
18799 * tree.h (tree_nonartificial_location): Declare.
18800 * builtins.c (expand_builtin_memory_chk): Provide location
18801 of the call location for artificial function pieces.
18802 (maybe_emit_chk_warning): Likewise.
18803 (maybe_emit_sprintf_chk_warning): Likewise.
18804 (maybe_emit_free_warning): Likewise.
18805 * expr.c (expand_expr_real_1): Likewise.
18807 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18809 PR tree-optimization/39343
18810 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18811 COMPONENT_REF t has ARRAY_TYPE.
18813 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18815 PR middle-end/39335
18816 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18817 when the type precision of the induction variable should be
18818 larger than the type precision of nit.
18819 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18820 * graphite.c (graphite_loop_normal_form): Same.
18821 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18823 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18825 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18826 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18827 numbers to describe clobbered registers.
18828 (*call_value_0_rex64_ms_sysv): Ditto.
18829 * config/i386/mmx.md (mmx_emms): Ditto.
18830 (mmx_femms): Ditto.
18832 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18834 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18837 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18839 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18840 (spu_section_type_flags): New function.
18842 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18844 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18845 reg_class_contents of FLOAT_REGS into a temporary.
18847 2009-03-02 Richard Guenther <rguenther@suse.de>
18848 Ira Rosen <irar@il.ibm.com>
18850 PR tree-optimization/39318
18851 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18852 information to the vectorized statement.
18854 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18856 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18857 variable. Use defined names instead of magic constants for REX SSE
18860 2009-03-01 Richard Guenther <rguenther@suse.de>
18862 PR tree-optimization/39331
18863 * omp-low.c (lower_send_shared_vars): Do not receive new
18864 values for the reference of DECL_BY_REFERENCE parms or results.
18866 2009-03-01 Jan Hubicka <jh@suse.cz>
18869 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18870 BLOCK_NONLOCALIZED_VAR): New macros.
18871 (tree_block): Add nonlocalized_vars.
18872 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18873 gen_decl_die): Add origin argument. Allow generation of die with
18874 origin at hand only.
18875 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18876 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18878 (gen_block_die): Fix checking for unused blocks.
18879 (process_scope_var): Break out from .... ; work with origins only.
18880 (decls_for_scope) ... here; process nonlocalized list.
18881 (dwarf2out_ignore_block): Look for nonlocalized vars.
18882 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18884 (dump_scope_block): Dump them.
18885 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18886 (remap_block): Likewise.
18887 (can_be_nonlocal): New predicate.
18888 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18890 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18892 * configure: Regenerate.
18894 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18896 * optc-gen.awk: No need to duplicate option flags twice.
18897 Reuse help texts for duplicate options which do not have any.
18899 * gcc.c (display_help): Document --version.
18901 * gcc.c (main): If print_help_list and verbose_flag, ensure
18902 driver output comes before subprocess output.
18904 * optc-gen.awk: Assign all remaining fields to help string,
18905 space-separated, for multi-line help in *.opt.
18907 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18908 -Wno-pedantic-ms-format is for MinGW targets only.
18910 * doc/options.texi (Option file format): Fix bad indentation,
18911 restoring dropped sentence.
18913 2009-02-28 Jan Hubicka <jh@suse.cz>
18915 * tree-inline.c (tree_function_versioning): Output debug info.
18917 2009-02-28 Jan Hubicka <jh@suse.cz>
18920 * tree-inline.c (setup_one_parameter): Do not copy propagate
18921 arguments when not optimizing.
18923 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18926 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18927 (avx_addsubv4df3): Likewise.
18928 (*avx_addsubv4sf3): Likewise.
18929 (sse3_addsubv4sf3): Likewise.
18930 (*avx_addsubv2df3): Likewise.
18931 (sse3_addsubv2df3): Likewise.
18932 (avx_unpckhps256): Correct item selectors.
18933 (avx_unpcklps256): Likewise.
18934 (avx_unpckhpd256): Likewise.
18935 (avx_unpcklpd256): Likewise.
18937 2009-02-28 Jan Hubicka <jh@suse.cz>
18939 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18941 (copy_arguments_for_versioning): If var is declared don't declare it.
18942 (tree_function_versioning): First setup substitutions and then copy
18945 2009-02-27 Jan Hubicka <jh@suse.cz>
18948 * cgraph.h (varpool_output_debug_info): Remove.
18949 * cgraphunit.c (varpool_output_debug_info): Remove.
18950 * dwarf2out.c (deferred_locations_struct): New struct
18951 (deferred_locations): New type.
18952 (deferred_locations_list): New static var.
18953 (deffer_location): New function.
18954 (gen_variable_die): Use it.
18955 (decls_for_scope): Output info on local static vars.
18956 (dwarf2out_finish): Process deferred locations.
18957 * varpool.c (varpool_output_debug_info): Remove.
18959 2009-02-27 Jan Hubicka <jh@suse.cz>
18962 * tree.h (TREE_PROTECTED): Fix comment.
18963 (BLOCK_HANDLER_BLOCK): Remove.
18964 (struct tree_block): Remove handler_block add body_block.
18965 (inlined_function_outer_scope_p): New.
18966 (is_body_block): Remove.
18967 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18968 * dwarf2out.c (is_inlined_entry_point): Remove.
18969 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18970 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18972 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18973 * gimplify.c (gimplify_expr): Gimplify body blocks.
18974 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18975 block with multiple subblocks.
18976 (dump_scope_block): Prettier output; dump more flags and info.
18977 (dump_scope_blocks): New.
18978 (remove_unused_locals): Use dump_scope_blocks.
18979 * tree-flow.h (dump_scope_blocks): Declare.
18980 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18981 * stmt.c (is_body_block): Remove.
18982 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18983 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18985 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18987 PR middle-end/39308
18988 * graphite.c (graphite_loop_normal_form): Do not call
18989 number_of_iterations_exit from a gcc_assert.
18991 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18993 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18994 jumps if COND is NULL.
18995 (find_cond_jump): New function.
18996 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18997 * config/s390/s390.md: Remove z10_cobra attribute value.
18999 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
19001 * config/alpha/alpha.h (alpha_expand_mov): Return false if
19002 force_const_mem returns NULL_RTX.
19004 2009-02-26 Jan Hubicka <jh@suse.cz>
19007 * cgraph.h (varpool_output_debug_info): Remove.
19008 * cgraphunit.c (varpool_output_debug_info): Remove.
19009 * dwarf2out.c (deferred_locations_struct): New struct
19010 (deferred_locations): New type.
19011 (deferred_locations_list): New static var.
19012 (deffer_location): New function.
19013 (gen_variable_die): Use it.
19014 (decls_for_scope): Output info on local static vars.
19015 (dwarf2out_finish): Process deferred locations.
19016 * varpool.c (varpool_output_debug_info): Remove.
19018 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
19020 PR rtl-optimization/39241
19021 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19022 to subreg_offset_representable_p.
19024 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19026 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19027 execute function prototype. Get f and nregs from max_reg_num
19028 and get_insns. Remove the first backward pass as it's dead,
19029 guard the forward pass by flag_expensive_optimizations.
19030 (rest_of_handle_regmove): Delete.
19031 (pass_regmove): Replace it with regmove_optimize.
19033 2009-02-25 Martin Jambor <mjambor@suse.cz>
19035 PR tree-optimization/39259
19036 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19037 calls_alloca function flags.
19038 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19039 calls are detected.
19041 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19043 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19044 flags_set_1_rtx, flags_set_1_set): Delete.
19045 (regmove_optimize): Do not call mark_flags_life_zones.
19047 2009-02-24 Julian Brown <julian@codesourcery.com>
19050 * config/arm/arm.c (require_pic_register): Only set
19051 cfun->machine->pic_reg once per function.
19053 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19055 * doc/invoke.texi (Link Options): Document an easier way to pass
19056 options that take arguments to the GNU linker using -Xlinker and -Wl.
19058 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19061 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19063 2009-02-24 Richard Guenther <rguenther@suse.de>
19066 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19068 2009-02-24 Richard Guenther <rguenther@suse.de>
19069 Zdenek Dvorak <ook@ucw.cz>
19071 PR tree-optimization/39233
19072 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19073 from converting them to a generic type.
19075 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19077 PR tree-optimization/39260
19078 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19079 contains a condition with a real type.
19080 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19082 2009-02-23 Jason Merrill <jason@redhat.com>
19085 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19086 narrowing_initializer_constant_valid_p.
19087 (narrowing_initializer_constant_valid_p): Don't return
19088 null_pointer_node for adding a pointer to itself.
19090 2009-02-23 Jan Hubicka <jh@suse.cz>
19093 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19096 2009-02-23 Jan Hubicka <jh@suse.cz>
19098 PR tree-optimization/37709
19099 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19100 * tree.h (block_ultimate_origin): Declare.
19101 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19102 * tree-ssa-live.c (remove_unused_scope_block_p):
19103 Eliminate blocks containig no instructions nor live variables nor
19105 (dump_scope_block): New function.
19106 (remove_unused_locals): Enable removal of dead blocks by default;
19107 enable dumping at TDF_DETAILS.
19109 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19111 * config/i386/i386.c (classify_argument): Don't allow COImode
19113 (function_arg_advance_32): Don't allow OImode.
19114 (function_arg_32): Likewise.
19115 (function_value_32): Likewise.
19116 (return_in_memory_32): Likewise.
19117 (function_arg_64): Remove OImode comment.
19119 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19122 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19123 ix86_expand_vector_set for V4DImode in 64bit mode only.
19124 (ix86_expand_vector_init_one_var): Likewise.
19126 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19128 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19130 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19133 * loop-iv.c: Revert last change.
19134 * emit-rtl.c: Likewise.
19136 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19139 * config/i386/i386.c (type_natural_mode): Remove an extra
19140 space in the warning message.
19141 (function_value_32): Handle 32-byte vector modes.
19142 (return_in_memory_32): Likewise.
19144 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19146 * loop-iv.c (truncate_value): New function.
19147 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19149 (lowpart_subreg): Move to...
19150 * emit-rtl.c: ...here.
19152 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19154 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19155 accidental and undocumented change at revision 140860.
19157 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19159 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19160 take gimple_seq * arguments.
19161 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19162 types_compatible_p langhook.
19164 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19165 Joseph Myers <joseph@codesourcery.com>
19167 * config/arm/arm.c (arm_builtin_va_list): New function.
19168 (arm_expand_builtin_va_start): Likewise.
19169 (arm_gimplify_va_arg_expr): Likewise.
19170 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19171 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19172 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19173 (va_list_type): New variable.
19174 (arm_mangle_type): Mangle va_list_type appropriately.
19176 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19178 PR middle-end/39157
19179 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19180 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19181 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19182 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19183 parameter to 1000 for -O1 by default.
19184 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19186 * loop-invariant.c: Include params.h.
19187 (move_loop_invariants): Don't call move_single_loop_invariants on
19190 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19192 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19193 offset when calculating bounds for indexing stack_usage_map. Fixes
19194 a buffer overflow with certain target setups.
19196 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19199 * calls.c (expand_call): Clear try_tail_call if caller and callee
19200 disagree in promotion of function return value.
19202 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19205 * c-common.c (c_determine_visibility): If visibility changed and
19206 DECL_RTL has been already set, call make_decl_rtl to update symbol
19209 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19212 * varasm.c (assemble_variable): Don't check DECL_NAME when
19213 globalizing a variable.
19215 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19218 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19219 expression before any __builtin_trap call.
19220 * c-typeck.c (build_function_call): Convert and check function
19221 arguments before generating a call to a trap. Evaluate the
19222 function arguments before the trap.
19224 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19227 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19228 (UNSPEC_FXAM_MEM): New unspec.
19229 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19230 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19231 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19233 2009-02-19 Richard Guenther <rguenther@suse.de>
19235 PR tree-optimization/39207
19236 PR tree-optimization/39074
19237 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19238 storedanything_tree): New.
19239 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19240 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19241 (build_succ_graph): Add edges from STOREDANYTHING to all
19243 (init_base_vars): Initialize STOREDANYTHING.
19244 (compute_points_to_sets): Free substitution info after
19245 building the succ graph.
19246 (ipa_pta_execute): Likewise.
19248 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19250 (do_ds_constraint): Do not add to special var or non-pointer
19252 (type_could_have_pointers): Split out from ...
19253 (could_have_pointers): ... here. For arrays use the element type.
19254 (create_variable_info_for): Initialize may_have_pointers.
19255 (new_var_info): Likewise.
19256 (handle_lhs_call): Make the HEAP variable unknown-sized.
19257 (intra_create_variable_infos): Use a type with pointers for
19258 PARM_NOALIAS, make it unknown-sized.
19260 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19263 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19265 2009-02-18 Jason Merrill <jason@redhat.com>
19268 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19269 value if DECL_EXTERNAL.
19270 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19271 * target.h (gcc_target::binds_local_p): Clarify "module".
19272 * tree.h (TREE_PUBLIC): Clarify "module".
19274 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19277 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19278 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19280 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19283 * c.opt (Wabi): Support C and ObjC.
19286 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19288 * config/i386/i386.c (classify_argument): Warn once about the ABI
19289 change when passing union with long double.
19291 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19293 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19296 * c-parser.c (c_parser_compound_statement): Always enter and leave
19299 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19302 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19304 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19306 PR tree-optimization/36922
19307 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19308 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19311 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19313 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19316 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19318 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19320 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19322 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19325 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19326 Richard Sandiford <rdsandiford@googlemail.com>
19328 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19329 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19330 (loongson_biadd): ...this.
19332 2009-02-17 Richard Guenther <rguenther@suse.de>
19334 PR tree-optimization/39202
19335 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19336 a var make sure to follow existing collapses.
19338 2009-02-17 Richard Guenther <rguenther@suse.de>
19340 PR middle-end/39214
19341 * langhooks.c (lhd_print_error_function): Check for NULL block.
19343 2009-02-17 Richard Guenther <rguenther@suse.de>
19345 PR tree-optimization/39204
19346 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19349 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19351 * config/soft-fp/double.h: Update from glibc CVS.
19353 2009-02-17 Richard Guenther <rguenther@suse.de>
19355 PR tree-optimization/39207
19356 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19357 strict-aliasing warnings for pointers pointing to NULL.
19359 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19362 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19363 skipping until next close brace.
19365 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19368 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19369 to function argument boundary.
19371 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19373 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19374 in the lea_add. Reload eventually constraints it properly.
19375 * config/picochip/constraints.md: Remove the target constraint
19376 "b", since it is not needed anymore.
19378 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19380 * gthr-dce.h: Uglify function parameter and local variable names.
19381 * gthr-gnat.h: Likewise.
19382 * gthr-mipssde.h: Likewise.
19383 * gthr-nks.h: Likewise.
19384 * gthr-posix95.h: Likewise.
19385 * gthr-posix.h: Likewise.
19386 * gthr-rtems.h: Likewise.
19387 * gthr-single.h: Likewise.
19388 * gthr-solaris.h: Likewise.
19389 * gthr-tpf.h: Likewise.
19390 * gthr-vxworks.h: Likewise.
19391 * gthr-win32.h: Likewise.
19393 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19396 * config/i386/i386.md: Restrict the new peephole2 to move
19397 between MMX/SSE registers.
19399 2009-02-15 Richard Guenther <rguenther@suse.de>
19402 2009-02-13 Richard Guenther <rguenther@suse.de>
19404 * configure.ac: Enable LFS.
19405 * configure: Re-generate.
19406 * config.in: Likewise.
19408 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19410 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19411 spu_srqwbyte, spu_srqwbytebc): Define.
19412 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19413 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19414 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19415 "shrqby_<mode>"): New insn-and-split patterns.
19416 * config/spu/spu.c (expand_builtin_args): Determine and return
19417 number of operands using spu_builtin_description data.
19418 (spu_expand_builtin_1): Use it.
19420 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19423 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19426 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19429 * config/i386/i386.c (override_options): Correct warning
19430 messages for -malign-loops, -malign-jumps and -malign-functions.
19432 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19435 * config/i386/i386.md: Restrict the new peephole2 to move
19436 between the general purpose registers.
19438 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19441 * config/i386/i386.c (type_natural_mode): Add a new argument.
19442 Return the original mode and warn ABI change if vector size is 32byte.
19443 (function_arg_advance): Updated.
19444 (function_arg): Likewise.
19445 (ix86_function_value): Likewise.
19446 (ix86_return_in_memory): Likewise.
19447 (ix86_sol10_return_in_memory): Likewise.
19448 (ix86_gimplify_va_arg): Likewise.
19449 (function_arg_32): Don't warn ABX ABI change here.
19450 (function_arg_64): Likewise.
19452 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19454 * loop-iv.c (implies_p): In the final case, test that operands 0
19455 of the two comparisons match.
19457 * config/bfin/bfin.c (find_prev_insn_start): New function.
19458 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19459 (find_next_insn_start): Move.
19461 2009-02-13 Richard Guenther <rguenther@suse.de>
19463 * configure.ac: Enable LFS.
19464 * configure: Re-generate.
19465 * config.in: Likewise.
19467 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19470 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19471 sizes on syntax error after some arguments have been parsed.
19473 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19475 * doc/invoke.texi (-fira): Remove.
19477 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19479 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19480 * recog.c: Likewise.
19483 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19485 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19486 (umul_ppmm): Likewise.
19487 (count_leading_zeros): Likewise.
19488 (count_trailing_zeros): Likewise.
19489 (UMUL_TIME): Likewise.
19491 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19493 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19494 soft-fp/t-softfp to tmake_file.
19496 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19497 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19498 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19499 IA64_BUILTIN_INFQ]: New.
19500 (ia64_init_builtins): Initialize __builtin_infq,
19501 __builtin_fabsq and __builtin_copysignq if not HPUX.
19502 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19503 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19505 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19507 (__fixtfti): Likewise.
19508 (__fixunstfti): Likewise.
19509 (__floattitf): Likewise.
19511 * config/ia64/libgcc-glibc.ver: New.
19512 * config/ia64/t-fprules-softfp: Likewise.
19513 * config/ia64/sfp-machine.h: Likewise.
19515 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19516 (LIBGCC2_TF_CEXT): Likewise.
19517 (TF_SIZE): Likewise.
19518 (TARGET_INIT_LIBFUNCS): Likewise.
19520 * config/ia64/t-glibc (SHLINB_MAPFILES):
19521 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19523 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19525 * config/i386/i386.c (construct_container): Rewrite processing
19526 BLKmode with X86_64_SSE_CLASS.
19528 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19531 * config/i386/i386.md: Replace simplify_replace_rtx with
19532 replace_rtx in the new peephole2.
19534 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19536 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19537 loop unrolling do not happen at -O2.
19539 2009-02-12 Michael Matz <matz@suse.de>
19541 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19543 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19545 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19548 2009-02-12 Ben Elliston <bje@au.ibm.com>
19550 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19551 patterns when updating the back chain. Missed in the 2009-02-10
19554 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19556 * doc/extend.texi (Decimal Floating Types): Update identifier of
19557 draft TR and list of missing support.
19559 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19561 PR middle-end/39154
19562 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19563 bit to variable length decl's flags, add it also to its
19564 pointer replacement variable.
19566 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19567 Jakub Jelinek <jakub@redhat.com>
19570 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19571 (memory_blockage): New expander.
19572 (*memory_blockage): New insn pattern.
19573 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19574 instead of general blockage at the end of function prologue when
19575 frame pointer is used to access red zone area. Do not emit blockage
19576 when profiling, it is emitted in generic code.
19577 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19578 function epilogue when frame pointer is used to access red zone area.
19580 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19583 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19584 by arithmetic with memory operands.
19585 * config/i386/predicates.md (commutative_operator): New.
19587 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19589 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19592 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19594 * alias.h (record_alias_subset): Declare.
19595 * alias.c (record_alias_subset): Make global.
19597 2009-02-10 Nick Clifton <nickc@redhat.com>
19599 * tree-parloops.c: Change license to GPLv3.
19600 * ipa-struct-reorg.c: Change license to GPLv3.
19601 * ipa-struct-reorg.h: Change license to GPLv3.
19603 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19606 * c-decl.c (start_struct): Return NULL on error.
19608 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19610 PR middle-end/39124
19611 * cfgloopmanip.c (remove_path): Call remove_bbs after
19612 cancel_loop_tree, not before it.
19615 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19616 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19617 VAR_DECLs were seen.
19618 * tree-ssa-live.c (remove_unused_locals): Recompute
19619 cfun->has_local_explicit_reg_vars.
19620 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19621 copies or clearings if cfun->has_local_explicit_reg_vars.
19623 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19626 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19627 of function prologue when frame pointer is used to access
19630 2009-02-10 Richard Guenther <rguenther@suse.de>
19632 PR middle-end/39127
19633 * gimplify.c (gimple_regimplify_operands): Always look if
19634 we need to create a temporary.
19636 2009-02-10 Richard Guenther <rguenther@suse.de>
19638 PR tree-optimization/39132
19639 * tree-loop-distribution.c (todo): New global var.
19640 (generate_memset_zero): Trigger TODO_rebuild_alias.
19641 (tree_loop_distribution): Return todo.
19643 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19646 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19647 (x86_64_reg_class_name): Removed.
19648 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19649 first one isn't X86_64_SSE_CLASS or any other ones aren't
19650 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19651 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19652 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19653 and 3 X86_64_SSEUP_CLASS.
19654 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19655 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19657 2009-02-10 Ben Elliston <bje@au.ibm.com>
19659 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19660 form instruction to update the stack back chain word, even if the
19661 user has disabled the generation of update instructions.
19662 (movdi_<mode>_update_stack): New.
19663 (movsi_update_stack): Likewise.
19664 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19665 always use an update form instruction to update the stack back
19668 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19670 PR middle-end/38953
19671 * graphite.c (if_region_set_false_region): After moving a region in
19672 the false branch of a condition, remove the empty dummy basic block.
19673 (gloog): Remove wrong fix for PR38953.
19675 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19677 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19678 generation due to implicit sign extension.
19680 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19682 PR middle-end/38981
19683 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19684 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19686 2009-02-09 Richard Guenther <rguenther@suse.de>
19688 PR middle-end/35202
19689 * convert.c (convert_to_real): Disable (float)fn((double)x)
19690 to fnf(x) conversion if errno differences may occur and
19691 -fmath-errno is set.
19693 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19695 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19696 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19697 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19699 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19702 * c-common.c (handle_alias_attribute): Disallow attribute for
19703 anything not a FUNCTION_DECL or VAR_DECL.
19705 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19708 * real.c (do_compare): Special-case compare of zero against
19709 decimal float value.
19711 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19714 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19715 as indicating flexible array members unless the field itself is
19716 being declarared as the incomplete array.
19718 2009-02-06 Jan Hubicka <jh@suse.cz>
19720 PR tree-optimization/38844
19721 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19722 is already inlined.
19724 2009-02-06 Richard Guenther <rguenther@suse.de>
19726 PR middle-end/38977
19727 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19728 fork because we may expand it as __gcov_fork.
19730 2009-02-06 Nick Clifton <nickc@redhat.com>
19732 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19734 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19736 PR tree-optimization/35659
19737 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19738 vn_phi_eq): Shortcut if hashcode does not match.
19739 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19741 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19742 and avoid iterative_hash_expr.
19743 (FOR_EACH_VALUE_ID_IN_SET): New.
19744 (value_id_compare): Remove.
19745 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19746 sort expressions by value id.
19748 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19751 * config/sh/predicates.md (general_movsrc_operand): Don't check
19752 the subreg of system registers here.
19754 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19757 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19758 on the copied decl.
19760 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19762 PR rtl-optimization/39110
19763 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19764 addresses, not aligned ones.
19766 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19767 Richard Guenther <rguenther@suse.de>
19769 PR tree-optimization/39100
19770 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19771 comment says and add edges.
19773 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19776 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19777 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19779 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19781 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19782 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19783 register_bb_in_sese, new_sese, free_sese): Moved.
19784 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19785 outermost_loop_in_scop, build_scop_iteration_domain,
19786 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19787 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19788 Use loop_in_sese_p instead of loop_in_scop_p.
19789 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19790 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19791 (scopdet_basic_block_info): Fix bug in scop detection.
19792 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19793 eq_loop_to_cloog_loop): Remove.
19794 (nb_loops_around_loop_in_scop, nb_loop
19795 ref_nb_loops): Moved here...
19796 * graphite.h (ref_nb_loops): ... from here.
19797 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19798 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19799 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19800 * testsuite/gcc.dg/graphite/scop-19.c: New
19802 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19803 Hans-Peter Nilsson <hp@axis.com>
19805 PR rtl-optimization/37889
19806 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19807 Move offset handling from PLUS to before the switch. Use new
19808 arguments when considering SYMBOL_REFs too.
19809 (rtx_addr_can_trap_p): Pass dummy offset and size.
19810 (enum may_trap_p_flags): Remove.
19811 (may_trap_p_1): Pass size from MEM_SIZE.
19813 PR rtl-optimization/38921
19814 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19815 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19816 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19817 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19819 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19821 AVX Programming Reference (January, 2009)
19822 * config/i386/sse.md (*vpclmulqdq): New.
19824 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19826 PR tree-optimization/38977
19827 PR gcov-profile/38292
19828 * calls.c (special_function_p): Disregard __builtin_ prefix.
19830 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19832 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19833 non-indexable addresses even before reload.
19835 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19838 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19839 as having variable size. Do not give an error for unnamed
19840 parameters with [*] declarators. Give a warning for type names
19841 with [*] declarators and mark them as variable size.
19842 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19843 for sizeof applied to [*] type names.
19845 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19848 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19850 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19852 * gcc.c (process_command): Update copyright notice dates.
19853 * gcov.c (print_version): Likewise.
19854 * gcov-dump.c (print_version): Likewise.
19855 * mips-tfile.c (main): Likewise.
19856 * mips-tdump.c (main): Likewise.
19858 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19861 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19862 for composite type involving a zero-length array type.
19864 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19867 * function.c (match_asm_constraints_1): Skip over
19868 initial optional % in the constraint.
19870 PR inline-asm/39059
19871 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19872 supported, don't accept FIXED_CSTs.
19873 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19874 and _Sat is used without _Fract/_Accum. Set specs->type to
19875 integer_type_node for cts_fract/cts_accum if fixed point is not
19878 2009-02-02 Catherine Moore <clm@codesourcery.com>
19880 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19882 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19884 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19885 (ABI_HAS_64BIT_SYMBOLS): Use it.
19886 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19888 2009-02-02 Paul Brook <paul@codesourcery.com>
19890 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19892 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19894 PR inline-asm/39058
19895 * recog.h (asm_operand_ok): Add constraints argument.
19896 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19897 recurse on matching constraint.
19898 (check_asm_operands): Pass constraints as 3rd argument to
19899 asm_operand_ok. Don't look up matching constraint here.
19900 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19903 2009-02-02 Ben Elliston <bje@au.ibm.com>
19905 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19906 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19908 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19910 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19911 information. Remove some obsolete information. Reorganize.
19913 * config/pa/fptr.c: Revert license to GPL 2.
19914 * config/pa/milli64.S: Likewise.
19916 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19919 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19920 LIBRARY name in, instead of hard-coding it.
19921 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19922 extra target make frag to tmake_files according to EH model.
19923 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19924 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19925 frags that define makefile variable EH_MODEL appropriately.
19926 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19927 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19928 to "-sjlj" according to type of EH configured.
19929 (LIBGCC_SONAME): Concatenate it to shared library base name.
19930 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19931 to "_sjlj" according to type of EH configured.
19932 (LIBGCC_SONAME): Concatenate it to shared library base name.
19933 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19934 (SHLIB_LINK): Add missing semicolon to if-else construct.
19935 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19936 string value of "pe_dll" command-line option.
19937 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19938 (SHLIB_SONAME): Use it when overriding t-cygming default.
19939 (SHLIB_IMPLIB): Override t-cygming default.
19940 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19941 string value of "pe_dll" command-line option.
19943 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19946 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19947 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19949 2009-01-31 Richard Guenther <rguenther@suse.de>
19951 PR tree-optimization/38937
19952 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19953 computing the transitive closure.
19955 2009-01-30 Richard Guenther <rguenther@suse.de>
19957 PR tree-optimization/39041
19958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19959 Propagate variable indices only if the types match for this stmt.
19961 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19964 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19965 inline but never defined.
19967 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19969 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19970 (*insv_h_di_reg_extimm): New insn.
19971 (*insv_l<mode>_reg_extimm): New insn.
19973 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19975 * config/picochip/picochip.c (flag_conserve_stack): set
19976 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19977 fconserve-stack. Reduce call-overhead used by inliner.
19979 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19982 * common.opt (flag_conserve_stack): Initialised to zero.
19984 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19987 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19988 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19991 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19993 * ira-color.c (allocno_reload_assign): Update comments.
19994 * regmove.c (regmove_optimize): Likewise.
19998 2009-01-29 Robert Millan <rmh@aybabtu.com>
20000 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
20001 * config/i386/kopensolaris-gnu.h: New file. Undefine
20002 `MD_UNWIND_SUPPORT'.
20003 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
20005 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
20007 PR tree-optimization/39007
20008 * tree-loop-distribution.c (generate_builtin): Use
20009 recompute_dominator to compute the immediate dominator of the
20010 basic block just after the loop.
20012 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
20014 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
20015 (ASM_OUTPUT_DWARF_PCREL): Define.
20017 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
20019 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
20020 * doc/passes.texi: Remove entries about regclass, local-alloc, and
20021 global. Modify entries about regmove and IRA.
20023 * ra-conflict.c: Remove the file.
20025 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20027 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20028 (pass_regclass_init): Rename to pass_reginfo_init.
20030 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20032 * toplev.h (flag_ira): Remove.
20034 * caller-save.c (setup_save_areas): Remove flag_ira.
20036 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20038 * global.c: Remove the file.
20040 * opts.c (decode_options): Remove flag_ira.
20042 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20044 * regmove.c: Modify file description.
20045 (find_use_as_address, try_auto_increment): Define them only if
20046 AUTO_INC_DEC is defined.
20047 (replacement_quality, replace_in_call_usage, fixup_match_1,
20048 stable_and_no_regs_but_for_p): Remove.
20049 (reg_set_in_bb): Make it static.
20050 (regmove_optimize): Remove flag_ira and code which worked for
20053 * local-alloc.c: Remove the file.
20055 * common.opt (fira): Remove.
20057 * ira.c: Include except.h.
20058 (eliminable_regset): Move from global.c.
20059 (mark_elimination): Ditto. Remove flag_ira.
20060 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20061 equiv_mem_modified, validate_equiv_mem_from_store,
20062 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20063 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20064 no_equiv, recorded_label_ref): Move from local-alloc.c.
20065 (update_equiv_regs): Ditto. Make it static.
20066 (print_insn_chain, print_insn_chains): Move it from global.c.
20067 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20068 (build_insn_chain): Ditto. Make it static.
20069 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20070 Rename to init_live_subregs.
20071 (gate_ira): Remove flag_ira.
20073 * regclass.c: Rename reginfo.c. Change file description.
20074 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20075 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20076 (init_reg_sets_1): Remove code for evaluation of
20077 reg_class_superclasses and losing_caller_save_reg_set.
20078 (init_regs): Remove init_reg_autoinc.
20079 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20080 ok_for_base_p_nonstrict): Remove.
20081 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20082 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20083 corresponding entries.
20084 (dump_regclass, record_operand_costs, scan_one_insn,
20085 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20086 record_address_regs, auto_inc_dec_reg_p): Remove.
20087 (gt-regclass.h): Rename to gt-reginfo.h.
20089 * rtl.h (dump_global_regs, retry_global_alloc,
20090 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20092 * Makefile.in (RA_H): Remove.
20093 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20094 Rename regclass.o to reginfo.o.
20095 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20097 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20098 (GTFILES): Rename regclass.c to reginfo.c.
20100 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20101 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20103 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20104 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20106 (finish_spills): Ditto. Remove code for !flag_ira.
20108 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20110 PR middle-end/35854
20111 * doc/invoke.texi (rtl debug options): Complete rewrite.
20112 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20114 * mode-switching.c (pass_mode_switching): Rename pass from
20115 "mode-sw" to "mode_sw".
20116 * except.c (pass_convert_to_eh_ranges): Rename pass from
20117 "eh-ranges" to "eh_ranges".
20118 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20122 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20123 Alexander Monakov <amonakov@ispras.ru>
20125 PR middle-end/38857
20126 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20128 (move_exprs_to_boundary): Change return type and pass through
20129 should_move from move_op. Relax assert. Update usage ...
20130 (schedule_expr_on_boundary): ... here. Use should_move instead of
20132 (move_op_orig_expr_found): Indicate that insn was disconnected from
20134 (code_motion_process_successors): Do not call after_merge_succs
20135 callback if original expression was not found when traversing any of
20137 (code_motion_path_driver): Change return type. Update prototype.
20138 (move_op): Update comment. Add a new parameter (should_move). Update
20139 prototype. Set *should_move based on indication provided by
20140 move_op_orig_expr_found.
20142 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20144 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20145 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20146 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20147 * config/rs6000/rs6000.c (rs6000_override_options): Default
20148 avoid-indexed-addresses on for Power6, off for everything else.
20149 (avoiding_indexed_address_p): New function.
20150 (rs6000_legitimize_address): Use it.
20151 (rs6000_legitimate_address): Likewise.
20152 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20154 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20156 PR tree-optimization/38997
20157 * tree-loop-distribution.c (generate_memset_zero): Use
20158 POINTER_PLUS_EXPR for a pointer addition.
20160 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20162 * config/s390/s390.md (bswap<mode>2): New pattern added.
20164 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20166 * config/s390/s390.md (*tls_load_31): Added type attribute.
20168 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20170 * config/s390/s390.md: Fix a few comments.
20172 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20174 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20175 (*tm<mode>_full): Fixed z10prop attribute.
20176 (*tst<mode>_extimm): Fixed z10prop attribute.
20177 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20178 (*tstqiCCT_cconly): Fixed z10prop attribute.
20179 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20180 (*movsi_larl): Fixed z10prop attribute.
20181 (*movsi_zarch): Fixed z10prop attribute.
20182 (*movsi_eas): Fixed z10prop attribute.
20183 (*movhi): Fixed z10prop attribute.
20184 (*movqi): Fixed z10prop attribute.
20185 (*movstrictqi): Fixed z10prop attribute.
20186 (*mov<mode>): Fixed z10prop attribute.
20187 (*movcc): Fixed z10prop attribute.
20188 (*sethighpartdi_64): Fixed z10prop attribute.
20189 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20190 (*negdi2_sign_cc): Fixed z10prop attribute.
20191 (*negdi2_sign): Fixed z10prop attribute.
20192 (*absdi2_sign_cc): Fixed z10prop attribute.
20193 (*absdi2_sign): Fixed z10prop attribute.
20194 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20195 (*negabsdi2_sign): Fixed z10prop attribute.
20196 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20197 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20198 (doloop_si64): Fixed z10prop attribute.
20199 (doloop_si31): Fixed z10prop attribute.
20200 (doloop_long): Fixed z10prop attribute.
20201 (indirect_jump): Fixed z10prop attribute.
20202 (nop): Fixed z10prop attribute.
20203 (main_base_64): Fixed z10prop attribute.
20204 (reload_base_64): Fixed z10prop attribute.
20206 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20208 PR rtl-optimization/38740
20209 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20211 * config/mips/mips.c (mips_reorg): Likewise.
20213 2009-01-28 Richard Guenther <rguenther@suse.de>
20215 PR tree-optimization/38926
20216 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20217 with the correct value id to a value.
20218 (do_regular_insertion): Use the value number of edoubleprime
20219 for the value number of the expr.
20222 2008-08-21 Richard Guenther <rguenther@suse.de>
20224 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20225 a PHI ask VN if it is already available.
20226 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20227 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20229 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20231 PR middle-end/38934
20232 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20233 set to varying whenever max has TREE_OVERFLOW set, similarly
20234 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20236 2009-01-28 Richard Guenther <rguenther@suse.de>
20238 PR middle-end/38908
20239 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20240 uninitialized aggregate uses in call arguments.
20242 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20244 PR tree-optimization/38984
20245 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20246 the nothing_id variable if -fno-delete-null-pointer-checks.
20248 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20251 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20252 (set_got_offset_rex64): Ditto.
20254 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20257 * doc/extend.texi: Improve local variable with asm reg.
20259 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20261 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20262 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20263 was not supplied then set warn_packed_bitfield_compat to the
20264 default value of 1.
20265 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20268 2009-01-27 Richard Guenther <rguenther@suse.de>
20270 PR tree-optimization/38503
20271 * cfgexpand.c (expand_gimple_basic_block): Ignore
20272 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20273 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20274 variables that cannot have TBAA applied.
20275 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20278 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20280 PR middle-end/38969
20281 * calls.c (initialize_argument_information): Do not wrap complex
20282 arguments in SAVE_EXPR.
20284 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20286 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20287 (INSTALL_LIBGCC): Revert typo commit.
20289 2009-01-26 Richard Guenther <rguenther@suse.de>
20291 PR tree-optimization/38745
20292 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20293 from special handling.
20295 2009-01-26 Richard Guenther <rguenther@suse.de>
20297 PR tree-optimization/38745
20298 * tree-ssa.c (execute_update_addresses_taken): Do not include
20299 variables that cannot possibly be a register in not_reg_needs.
20300 Do not clear TREE_ADDRESSABLE on vars that may not become
20302 * tree-ssa.c (update_alias_info_1): Include those in the set
20303 of addressable vars.
20305 2009-01-26 Richard Guenther <rguenther@suse.de>
20307 PR middle-end/38851
20308 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20309 * tree-ssa-dse.c: Include langhooks.h
20310 (execute_simple_dse): Remove stores with zero size.
20312 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20315 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20318 2009-01-24 Julian Brown <julian@codesourcery.com>
20320 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20321 config/arm/linux-atomic.c.
20322 * config/arm/linux-atomic.c: New.
20324 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20326 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20327 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20328 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20330 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20333 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20336 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20338 PR tree-optimization/38953
20339 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20340 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20341 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20342 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20345 2009-01-24 Paul Brook <paul@codesourcery.com>
20347 * config/arm/neon.md (neon_type): Move to arm.md.
20348 (neon_mov<VSTRUCT>): Add neon_type attribute.
20349 * config/arm/arm.md (neon_type): Move to here.
20350 (conds): Add "unconditioal" and use as default for NEON insns.
20352 2009-01-24 Ben Elliston <bje@au.ibm.com>
20354 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20355 void *' warning from -Wc++-compat.
20356 * Makefile.in (dominance.o-warn): Remove.
20358 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20360 PR tree-optimization/38932
20361 * fold-const.c (fold_unary_ignore_overflow): New.
20362 * tree.h (fold_unary_ignore_overflow): Declare.
20363 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20364 * tree-ssa-sccvn.c (visit_reference_op_load,
20365 simplify_unary_expression): Likewise.
20367 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20369 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20370 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20371 regardless of their type.
20372 * c-common.c (handle_packed_attribute): Don't ignore packed on
20374 * c.opt (Wpacked-bitfield-compat): New warning option.
20375 * stor-layout.c (place_field): Warn if offset of a field changed.
20376 * doc/extend.texi (packed): Mention the ABI change.
20377 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20378 (Warning Options): Add it to the list.
20380 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20382 * c-opts.c (c_common_post_options): Fix a typo in comments.
20384 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20386 PR middle-end/38615
20387 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20388 variables to static.
20389 * doc/invoke.texi (-fmerge-all-constants): Update description.
20391 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20394 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20395 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20397 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20399 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20401 (LOCAL_ALIGNMENT): Similarly.
20403 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20404 Joseph Myers <joseph@codesourcery.com>
20406 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20407 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20408 * config/arm/arm-tune.md: Regenerate.
20409 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20412 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20414 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20415 version number to five.
20417 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20420 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20421 * c-common.c (set_underlying_type): Likewise.
20422 (is_typedef_decl ): Likewise
20424 (set_underlying_type): Likewise.
20425 (is_typedef_type): Likewise.
20427 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20429 PR middle-end/38587
20430 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20433 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20436 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20437 (LIBGCC_SPEC): Don't define.
20438 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20440 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20442 PR rtl-optimization/38879
20443 * alias.c (base_alias_check): Unaligned access via AND address can
20444 alias all surrounding object types except those with sizes equal
20445 or wider than the size of unaligned access.
20447 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20450 * c-decl.c (clone_underlying_type): Move this ...
20451 * c-common.c (set_underlying_type): ... here.
20452 Also, make sure the function properly sets TYPE_STUB_DECL() on
20453 the newly created typedef variant type.
20454 (is_typedef_decl ): New entry point.
20455 * tree.h: Added a new member member_types_needing_access_check to
20456 struct tree_decl_non_common.
20457 (set_underlying_type): New entry point.
20458 (is_typedef_type): Likewise.
20460 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20462 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20463 Check whether two instructions have memory references that
20464 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20465 are helper functions for traversing.
20466 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20467 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20468 not to draw dependency edge for instructions with non-conflicting
20471 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20474 * longlong.h: Update copyright years. Use soft-fp license notice.
20475 Sync __clz_tab declaration with glibc.
20477 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20480 * doc/extend.texi (syscall_linkage): New.
20481 (version_id): Modify.
20483 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20484 Richard Guenther <rguenther@suse.de>
20486 PR tree-optimization/38747
20487 PR tree-optimization/38748
20488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20489 conversion if the base address is an indirect reference and the
20490 aliasing sets could cause issues.
20492 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20494 * common.opt (fgraphite, fgraphite-identity): Add comment for
20495 explaining why these options are not documented.
20497 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20499 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20500 gimple_call_lhs is NULL.
20502 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20505 * emit-rtl.c (adjust_address_1): Make sure memref is never
20508 2009-01-20 Ben Elliston <bje@au.ibm.com>
20510 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20511 const qualifier from arg parameter. Remove unnecessary cast to char *.
20512 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20513 const qualifier from arg 2.
20515 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20517 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20519 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20522 * rtl.h (reinit_regs): New prototype.
20523 * regclass.c: Include ira.h.
20524 (reinit_regs): New.
20525 * Makefile.in (regclass.o): Add ira.h.
20526 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20528 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20531 * c-common.c (handle_aligned_attribute): Use
20532 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20533 default alignment value.
20535 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20537 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20538 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20540 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20541 __BIGGEST_ALIGNMENT__.
20543 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20545 2009-01-18 Richard Guenther <rguenther@suse.de>
20547 PR tree-optimization/38819
20548 * tree-flow.h (operation_could_trap_helper_p): Declare.
20549 * tree-eh.c (operation_could_trap_helper_p): Export.
20550 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20551 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20552 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20553 are about to insert a possibly trapping instruction and fail
20556 2009-01-18 Andreas Schwab <schwab@suse.de>
20558 * doc/install.texi (Configuration): Remove obsolete paragraph
20559 about use of --with-gnu-ld with --with-gnu-as.
20561 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20563 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20564 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20565 Follow spelling conventions.
20567 2009-01-18 Ben Elliston <bje@au.ibm.com>
20569 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20570 C++ warning about implicit conversion from void * to struct
20572 (bitmap_obstack_free): Likewise for bitmap_element *.
20573 * Makefile.in (bitmap.o-warn): Remove.
20575 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20577 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20579 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20580 Tobias Grosser <tobi.grosser@amd.com>
20582 * graphite.c (graphite_trans_scop_block): Do not block single
20585 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20587 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20588 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20589 test with assertion.
20591 2009-01-16 Richard Guenther <rguenther@suse.de>
20593 PR tree-optimization/38835
20594 PR middle-end/36227
20595 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20596 and INT + PTR -> (INT)(PTR p+ INT) folding.
20597 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20599 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20602 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20603 the subreg from a lowpart subreg if it is also casting the value.
20605 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20606 Tobias Grosser <tobi.grosser@amd.com>
20608 * graphite.c (compare_prefix_loops): New.
20609 (build_scop_canonical_schedules): Rewritten.
20610 (graphite_transform_loops): Move build_scop_canonical_schedules
20611 after build_scop_iteration_domain.
20613 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20614 Tobias Grosser <tobi.grosser@amd.com>
20616 * graphite.c (add_conditions_to_domain): Add the loops to
20617 the dimension of the iteration domain. Do copy the domain
20618 only when it exists.
20619 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20620 (add_conditions_to_constraints): New.
20621 (can_generate_code_stmt, can_generate_code): Removed.
20622 (gloog): Do not call can_generate_code.
20623 (graphite_transform_loops): Call add_conditions_to_constraints
20624 after building the iteration domain.
20626 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20628 PR tree-optimization/38789
20629 * tree-ssa-threadedge.c
20630 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20631 __builtin_constant_p.
20633 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20635 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20636 examined before deleting them.
20638 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20640 * function.c (aggregate_value_p): Correctly extract the function
20641 type from CALL_EXPR_FN lookup.
20643 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20645 * config/picochip/picochip.c (picochip_override_options): Revert
20646 CFI asm flag disable commited previously.
20648 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20649 Tobias Grosser <tobi.grosser@amd.com>
20650 Jan Sjodin <jan.sjodin@amd.com>
20652 * graphite.c (scan_tree_for_params): On substractions negate
20653 all the coefficients of the term.
20654 (clast_to_gcc_expression_red): New. Handle reduction expressions
20655 of more than two operands.
20656 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20657 (get_vdef_before_scop): Handle also the case of default definitions.
20659 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20661 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20662 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20663 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20665 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20666 Joey Ye <joey.ye@intel.com>
20668 PR middle-end/37843
20669 * cfgexpand.c (expand_stack_alignment): Don't update stack
20670 boundary nor check incoming stack boundary here.
20671 (gimple_expand_cfg): Update stack boundary and check incoming
20672 stack boundary here.
20674 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20676 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20678 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20680 PR rtl-optimization/38245
20681 * calls.c (expand_call): Add stack arguments to
20682 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20683 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20684 in regs and partially in memory or BLKmode arguments.
20685 (emit_library_call_value_1): Add stack arguments to
20686 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20687 ACCUMULATE_OUTGOING_ARGS).
20688 * dce.c: Include tm_p.h.
20689 (find_call_stack_args): New function.
20690 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20692 (mark_insn): Call find_call_stack_args for CALL_Ps.
20693 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20694 forwards. Allocate and free arg_stores bitmap if needed, pass it
20695 down to deletable_insn_p, don't mark stores set in arg_stores
20696 bitmap, clear the bitmap at the beginning of each bb.
20697 * Makefile.in (dce.o): Depend on $(TM_P_H).
20699 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20702 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20703 to make sure the insn is a conditional test (bug 22599). Reformat a
20706 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20708 PR middle-end/38431
20709 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20710 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20711 (gloog): Do not call cleanup_tree_cfg.
20712 (graphite_transform_loops): Call cleanup_tree_cfg after all
20713 scops have been code generated.
20715 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20716 * doc/gty.texi (Invoking the garbage collector): Added new node
20717 and section documenting ggc_collect.
20719 2009-01-14 Richard Guenther <rguenther@suse.de>
20721 PR tree-optimization/38826
20722 PR middle-end/38477
20723 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20724 initialization notes only if we actually emitted a warning.
20725 (intra_create_variable_infos): Add constraints for a result decl
20726 that is passed by hidden reference.
20727 (build_pred_graph): Mark all related variables non-direct on
20730 2009-01-14 Nick Clifton <nickc@redhat.com>
20732 * ira-conflicts.c: Include addresses.h for the definition of
20734 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20735 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20737 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20740 * Makefile.in (ira-lives.o): Add except.h.
20742 * ira-lives.c: Include except.h.
20743 (process_bb_node_lives): Process can_throw_internal.
20745 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20747 PR rtl-optimization/38774
20748 * combine.c (simplify_set): When undoing cc_use change, don't do
20749 PUT_CODE on the newly created comparison, but instead put back the
20752 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20754 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20755 values. Remove duplicate arm8 entry.
20757 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20759 PR tree-optimization/38786
20760 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20761 the SSA_NAME case of expand_scalar_variables_expr.
20762 Set the type of an expression to the type of its assign statement.
20763 (expand_scalar_variables_expr): Also gather the scalar computation
20764 used to index the memory access. Do not pass loop_p.
20765 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20766 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20767 the gimple_stmt_iterator where it inserts new code.
20768 Do not pass loop_p.
20769 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20770 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20772 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20774 * graphite.h (debug_value): Removed.
20775 * graphite.c (debug_value): Removed.
20777 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20779 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20780 ldrd/strd with two 32-bit instructions.
20782 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20784 * config/arm/arm.c (struct processors): Pass for speed down into
20785 cost helper functions.
20786 (const_ok_for_op): Handle COMPARE and inequality nodes.
20787 (arm_rtx_costs_1): Rewrite.
20788 (arm_size_rtx_costs): Update prototype.
20789 (arm_rtx_costs): Pass speed down to helper functions.
20790 (arm_slowmul_rtx_costs): Rework cost calculations.
20791 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20792 (arm_9e_rtx_costs): Likewise.
20794 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20796 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20797 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20798 (alpha_legitimize_address): Do not split local symbols wider than
20799 UNITS_PER_WORD into HIGH/LO_SUM parts.
20801 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20804 * gcc.c (process_command): Replace call to execvp with calls
20805 to pex_one and exit.
20807 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20810 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20811 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20812 variant for devices with 3-byte PC.
20813 (__tablejump_elpm__): New.
20815 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20818 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20819 offsetof member-designator, handle it as `[0].'.
20821 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20823 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20824 function when not using named sections on targets with named sections
20825 if branch distance is less than 262132.
20827 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20829 * combine.c (combine_instructions): Recompute
20830 optimize_this_for_speed_p for each BB in the main combine loop.
20832 2009-01-12 Tomas Bily <tbily@suse.cz>
20835 * tree-loop-distribution.c (prop_phis): New function.
20836 (generate_builtin): Call prop_phis.
20837 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20839 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20841 PR tree-optimization/38807
20842 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20843 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20845 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20847 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20848 subreg of op0 to the original op0.
20850 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20852 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20854 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20857 * mips-tfile.c (parse_def): Fix parsing of def strings
20858 starting with digits.
20860 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20863 * config/arm/arm.c (arm_is_long_call_p): Don't call
20864 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20866 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20868 * regrename.c (regrename_optimize): Fix dumping.
20869 (find_oldest_value_reg): Preserve REG_POINTER.
20870 (copy_hardreg_forward_1): Likewise.
20872 2009-01-09 Diego Novillo <dnovillo@google.com>
20874 * gimple.h (struct gimple_statement_base) <uid>: Document
20875 the restrictions on its use.
20876 (gimple_uid): Tidy.
20877 (gimple_set_uid): Tidy.
20879 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20881 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20882 zero guard even if align_bytes != 0 and count is smaller than
20885 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20887 PR rtl-optimization/38495
20888 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20889 (add_range_and_copies_from_move_list): Print all added ranges.
20890 Add ranges to memory optimized destination.
20892 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20896 * config/i386/i386.c (override_options): Reject
20897 -mstringop-strategy=rep_8byte with -m32.
20898 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20899 to 1. Do count comparison against epilogue_size_needed at compile
20900 time even when count_exp was constant forced into register. For
20901 size_needed don't jump to epilogue, instead just avoid aligning
20902 and invoke the body algorithm. If need_zero_guard, add zero guard
20903 even if count is non-zero, but smaller than size_needed + number of
20904 bytes that could be stored for alignment.
20905 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20906 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20907 but smaller than size_needed + number of bytes that could be stored
20908 for alignment. Compare size_needed with epilogue_size_needed instead
20909 of desired_align - align, don't adjust size_needed, pass
20910 epilogue_size_needed to the epilogue expanders.
20913 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20915 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20917 * pa.c (last_address): Change to unsigned.
20918 (update_total_code_bytes): Change argument to unsigned. Don't
20919 check if insn addresses are set.
20920 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20921 addresses are not set.
20922 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20924 2009-01-09 Nick Clifton <nickc@redhat.com>
20926 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20927 DECL_DECLARED_INLINE_P.
20929 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20931 PR middle-end/38347
20932 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20933 GET_MODE (op0) in operand_subword_force calls.
20935 PR middle-end/38771
20936 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20937 fold_convert arg0 operands to TREE_TYPE (op0) first.
20939 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20941 * params.def (ira-max-conflict-table-size): Decrease default value
20944 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20946 PR tree-optimization/37031
20947 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20949 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20950 allocate it using gc instead of heap, use VEC_quick_push instead of
20952 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20953 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20954 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20955 allocated vector from heap allocated.
20956 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20957 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20958 vector only after perfect_loop_nest_depth call.
20960 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20961 Jan Sjodin <jan.sjodin@amd.com>
20963 PR tree-optimization/38559
20964 * graphite.c (debug_value, copy_constraint,
20965 swap_constraint_variables, scale_constraint_variable, ): New.
20966 (get_lower_bound, get_upper_bound): Removed.
20967 (graphite_trans_bb_strip_mine): Clean up this code that works
20968 only for constant number of iterations. Fully copy upper and
20969 lower bound constraints, not only the constant part of them.
20970 * graphite.h (debug_value): Declared.
20972 2009-01-08 Ira Rosen <irar@il.ibm.com>
20974 PR tree-optimization/37194
20975 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20976 Don't add the cost of cost model guard in prologue to scalar
20977 outside cost in case of known number of iterations.
20979 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20980 Alan Modra <amodra@bigpond.net.au>
20982 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20983 non-word-aligned REG+CONST addressing.
20985 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20988 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20989 free_after_compilation when outputting a thunk.
20990 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20991 Do not call free_after_compilation here.
20993 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20995 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20996 (ix86_valid_target_attribute_inner_p): Ditto.
20998 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
21000 PR tree-optimization/38492
21001 PR tree-optimization/38498
21002 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
21003 * tree-chrec.h (scev_is_linear_expression): Declared.
21004 * graphite.c (graphite_cannot_represent_loop_niter): New.
21005 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
21006 (graphite_loop_normal_form): Use gcc_assert.
21007 (scan_tree_for_params): Use CASE_CONVERT.
21008 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
21009 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
21010 Use gcc_assert. Discard scops that contain unhandled cases.
21011 (build_scop_conditions): Return a boolean status for unhandled cases.
21012 (strip_mine_profitable_p): Print the loop number, not its depth.
21013 (is_interchange_valid): Pass the depth of the loop nest, don't
21014 recompute it wrongly.
21015 (graphite_trans_bb_block): Same.
21016 (graphite_trans_bb_block): Print tentative of loop blocking.
21017 (graphite_trans_scop_block): Do not print that the loop has been
21019 (graphite_transform_loops): Do not handle scops that contain condition
21022 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21024 AVX Programming Reference (December, 2008)
21025 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21026 (_mm256_stream_pd): Likewise.
21027 (_mm256_stream_ps): Likewise.
21029 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21030 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21031 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21032 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21033 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21034 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21035 (ix86_expand_special_args_builtin): Likewise.
21037 * config/i386/sse.md (AVXMODEDI): New.
21038 (avx_movnt<mode>): Likewise.
21039 (avx_movnt<mode>): Likewise.
21040 (<sse>_movnt<mode>): Remove AVX support.
21041 (sse2_movntv2di): Likewise.
21043 2009-01-07 Richard Guenther <rguenther@suse.de>
21045 PR middle-end/38751
21046 * fold-const.c (extract_muldiv): Remove obsolete comment.
21047 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21048 to PLUS_EXPR canonicalization for the canonicalization.
21050 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21052 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21053 hosted cross-compilers generating less efficient code.
21055 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21057 * function.h (rtl_data): Add a dbr_scheduled_p field.
21058 * reorg.c (dbr_schedule): Set it.
21059 (gate_handle_delay_slots): Check it.
21060 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21061 (mips_reorg): Check flag_delayed_branch instead of
21062 mips_base_delayed_branch.
21063 (mips_override_options): Don't set mips_base_delayed_branch
21064 or flag_delayed_branch.
21066 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21068 PR rtl-optimization/38426.
21069 * ira.c (ira): Set current_function_is_leaf earlier.
21071 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21073 PR rtl-optimization/38722
21074 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21075 too early, only set a flag and modify after last possible
21078 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21081 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21082 * real.c (decimal_single_format): Correct values of emin and emax.
21083 (decimal_double_format): Ditto.
21084 (decimal_quad_format): Ditto.
21085 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21086 computation of DECnn_MIN and DECnn_MAX for corrected values of
21087 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21088 __DECnn_MIN__, and adjust its computation for the corrected value
21091 2009-01-06 Jan Hubicka <jh@suse.cz>
21094 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21096 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21098 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21099 Add Robert Clark to the list of testers.
21101 2009-01-06 Jan Hubicka <jh@suse.cz>
21102 Kai Tietz <kai.tietz@onevision.com>
21104 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21105 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21107 2009-01-06 Jan Hubicka <jh@suse.cz>
21108 Kai Tietz <kai.tietz@onevision.com>
21110 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21112 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21113 (ix86_nsaved_regs): Count only general purpose regs.
21114 (ix86_nsaved_sseregs): New.
21115 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21116 to 16 for w64; compute padding and size of sse reg save area.
21117 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21118 general purpose regs.
21119 (ix86_emit_save_sse_regs_using_mov): New.
21120 (ix86_expand_prologue): Save SSE regs if needed.
21121 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21122 (ix86_emit_restore_sse_regs_using_mov): New.
21123 (ix86_expand_epilogue): Save SSE regs if needed.
21125 2009-01-06 Jan Hubicka <jh@suse.cz>
21126 Kai Tietz <kai.tietz@onevision.com>
21128 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21129 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21130 functions when accumulate outgoing args is off.
21132 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21135 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21136 before using pseudos_have_intersected_live_ranges_p.
21138 * ira-int.h (ira_assert): Always define.
21140 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21142 AVX Programming Reference (December, 2008)
21143 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21144 (_mm256_permute2_pd): Likewise.
21145 (_mm_permute2_ps): Likewise.
21146 (_mm256_permute2_ps): Likewise.
21147 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21148 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21150 * config/i386/i386.c (ix86_builtins): Remove
21151 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21152 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21153 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21154 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21155 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21156 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21157 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21158 __builtin_ia32_vpermil2ps256.
21159 (ix86_init_mmx_sse_builtins): Updated.
21160 (ix86_expand_args_builtin): Likewise.
21162 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21164 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21165 long absolute calls when generating PA 2.0 code.
21167 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21169 PR rtl-optimization/38583
21170 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21172 * params.def (ira-max-conflict-table-size): New.
21174 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21176 * ira.h (ira_conflicts_p): New external definition.
21178 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21179 table. Report this. Return result of building.
21180 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21181 building conflict table.
21183 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21184 (ira_color): Use ira_conflicts_p.
21186 * global.c: Include ira.h.
21187 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21190 * Makefile.in (global.o): Add ira.h.
21192 * ira-build.c (mark_all_loops_for_removal,
21193 propagate_some_info_from_allocno): New.
21194 (remove_unnecessary_allocnos): Call
21195 propagate_some_info_from_allocno.
21196 (remove_low_level_allocnos): New.
21197 (remove_unnecessary_regions): Add parameter. Call
21198 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21199 parameter to remove_unnecessary_regions.
21200 (ira_build): Remove all regions but root if the conflict table was
21201 not built. Update conflict hard regs for allocnos crossing calls.
21203 * ira.c (ira_conflicts_p): New global.
21204 (ira): Define and use ira_conflicts_p.
21206 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21207 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21208 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21210 2009-01-06 Ben Elliston <bje@au.ibm.com>
21212 * gengtype-lex.l (YY_NO_INPUT): Define.
21214 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21217 * c-common.c (handle_vector_size_attribute): Also reject
21218 BOOLEAN_TYPE types.
21220 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21222 PR tree-optimization/38492
21223 * graphite.c (rename_map_elt, debug_rename_elt,
21224 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21225 rename_map_elt_info, eq_rename_map_elts,
21226 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21227 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21228 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21229 (sese_build_livein_liveouts): New.
21230 (new_sese, free_sese): New.
21231 (new_scop): Call new_sese.
21232 (free_scop): Call free_sese.
21233 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21234 (register_old_new_names): Renamed register_old_and_new_names.
21235 (register_scop_liveout_renames, add_loop_exit_phis,
21236 insert_loop_close_phis, struct igp,
21237 default_liveout_before_guard, add_guard_exit_phis,
21238 insert_guard_phis, copy_renames): New.
21239 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21240 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21241 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21242 (scop_adjust_phis_for_liveouts): New.
21243 (gloog): Call scop_adjust_phis_for_liveouts.
21245 * graphite.h (struct sese): Documented. Added fields liveout,
21246 num_ver and livein.
21247 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21248 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21249 (struct scop): Added field liveout_renames.
21250 (SCOP_LIVEOUT_RENAMES): New.
21252 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21254 PR tree-optimization/38510
21255 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21256 (translate_clast): Call recompute_all_dominators before
21258 (gloog): Call recompute_all_dominators before graphite_verify.
21260 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21261 Jan Sjodin <jan.sjodin@amd.com>
21263 PR tree-optimization/38500
21264 * graphite.c (create_sese_edges): Call fix_loop_structure after
21267 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21269 * config.gcc: Add m32r*-*-rtems*.
21270 * config/m32r/rtems.h: New file.
21272 2009-01-05 Ben Elliston <bje@au.ibm.com>
21274 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21275 (.po.pox): Likewise.
21276 (po/gcc.pot): Likewise.
21278 2009-01-04 David S. Miller <davem@davemloft.net>
21280 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21281 (STARTING_FRAME_OFFSET): Always set to zero.
21283 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21285 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21286 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21287 fixed-point types, and vectors of the same.
21289 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21291 * config/mips/sync.md (*mb_barrier): Rename to...
21292 (*memory_barrier): ...this.
21294 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21296 * doc/extend.texi (Function Attributes): Move @cindex after @item
21297 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21298 and put in alphabetical order. Fix 'target' name and put in order.
21299 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21302 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21304 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21305 (memory_barrier): Expand as unspec instead of unspec_volatile.
21306 Remove mem:BLK from insn operands. Use Pmode scratch register.
21307 (*memory_barrier): Define as unspec instead of unspec_volatile.
21308 Use (match_dup 0) as input operand.
21310 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21311 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21312 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21313 scratch register. Remove operand 1.
21314 (*stbar): Define as unspec instead of unspec_volatile.
21315 Use (match_dup 0) as input operand, remove (const_int 8).
21316 (*membar): Define as unspec instead of unspec_volatile.
21317 Use (match_dup 0) as input operand, remove input operand 2.
21319 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21320 (memory_barrier): Expand as unspec instead of unspec_volatile.
21321 Remove mem:BLK from insn operands. Use Pmode scratch register.
21322 (*memory_barrier): Define as unspec instead of unspec_volatile.
21323 Use (match_dup 0) as input operand.
21325 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21326 Remove mem:BLK from insn operands. Use Pmode scratch register.
21327 Set volatile flag on operand 0.
21328 (*memory_barrier): New insn pattern.
21330 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21332 (*memory_barrier): Use (match_dup 0) as input operand.
21334 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21335 Remove mem:BLK from insn operands. Use Pmode scratch register.
21336 Set volatile flag on operand 0.
21337 (*mb_internal): New insn pattern.
21339 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21341 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21343 PR middle-end/38586
21344 * function.c (struct temp_slot): Move to the section of the file
21345 that deals with temp slots. Remove field 'address'.
21346 (temp_slot_address_table): New hash table of address -> temp slot.
21347 (struct temp_slot_address_entry): New struct, items for the table.
21348 (temp_slot_address_compute_hash, temp_slot_address_hash,
21349 temp_slot_address_eq, insert_temp_slot_address): Support functions
21351 (find_temp_slot_from_address): Rewrite to use the new hash table.
21352 (remove_unused_temp_slot_addresses): Remove addresses of temp
21353 slots that have been made available.
21354 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21355 worker function for remove_unused_temp_slot_addresses.
21356 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21357 Add the temp slot address to the address -> temp slot map.
21358 (update_temp_slot_address): Update via insert_temp_slot_address.
21359 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21360 (pop_temp_slots): Likewise.
21361 (init_temp_slots): Allocate the address -> temp slot map, or empty
21362 the map if it is already allocated.
21363 (prepare_function_start): Initialize temp slot processing.
21365 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21367 PR middle-end/38584
21368 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21369 Calculate the size of all stack vars assuming no packing of stack
21370 vars will happen, replacing a quadratic algorithm with a linear one.
21372 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21375 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21378 2009-01-03 Diego Novillo <dnovillo@google.com>
21380 * doc/contrib.texi: Update contributions.
21382 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21385 * builtins.c (fold_builtin_memory_op): Give up if either operand
21386 is volatile. Set srctype or desttype to non-qualified version
21390 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21391 and FUNCTION_DECLs.
21393 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21395 PR rtl-optimization/35805
21396 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21397 problem if fast dce is able to remove any instructions.
21398 * dce.c (dce_process_block): Fix dump message.
21400 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21403 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21405 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21407 PR middle-end/38690
21408 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21409 * tree-pretty-print.c (op_code_prio): New function.
21410 (op_prio): No longer static. Use op_code_prio.
21411 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21412 Use op_prio and op_code_prio to determine if () should be
21413 printed around operand(s) or not.
21415 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21416 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21417 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21418 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21419 pp_character instead of pp_string for single letter printing.
21421 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21423 * doc/extend.texi: Fix '#pragma GCC option' typo.
21425 2009-01-02 Richard Guenther <rguenther@suse.de>
21427 * doc/install.texi (--enable-checking): Mention different
21428 default for stage1.
21429 (--enable-stage1-checking): Document.
21431 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21433 PR middle-end/30142
21434 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21435 case to be an error.
21437 2009-01-02 Ben Elliston <bje@au.ibm.com>
21439 * config/fp-bit.h (pack_d): Constify argument.
21440 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21441 (isnan): Constify argument.
21443 (iszero): Likewise.
21444 (pack_d): Likewise.
21445 (_fpadd_parts): Constify return type.
21446 (_fpmul_parts): Likewise.
21447 (_fpdiv_parts): Likewise.
21449 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21452 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21453 warn about overwriting initializer with side-effects or
21454 -Woverride-init if !IMPLICIT.
21455 (output_init_element): Likewise. Pass IMPLICIT down to
21457 (process_init_element): Add IMPLICIT argument. Pass it down
21458 to output_init_element.
21459 (push_init_element, pop_init_level, set_designator): Adjust
21460 process_init_element callers.
21461 (set_nonincremental_init, set_nonincremental_init_from_string):
21462 Adjust add_pending_init callers.
21463 (output_pending_init_elements): Adjust output_init_element callers.
21464 * c-tree.h (process_init_element): Adjust prototype.
21465 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21466 process_init_element callers.
21469 Copyright (C) 2009 Free Software Foundation, Inc.
21471 Copying and distribution of this file, with or without modification,
21472 are permitted in any medium without royalty provided the copyright
21473 notice and this notice are preserved.