1 2009-08-18 Richard Guenther <rguenther@suse.de>
4 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
5 pow(x,y*z) only if x is nonnegative.
7 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
13 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
14 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
16 2009-08-17 DJ Delorie <dj@redhat.com>
18 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
19 * config/m32c/prologue.md (epilogue_freit): New.
21 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
22 (bank_switch_p): Likewise.
23 (fast_interrupt_p): Likewise.
24 (interrupt_p): Likewise.
25 (m32c_conditional_register_usage): Round memregs size up.
26 (need_to_save): We only need to save $a0 when we use ENTER.
27 (interrupt_p): Check for fast_interrupt too.
29 (fast_interrupt_p): New.
30 (m32c_attribute_table): Add bank_switch and fast_interrupt.
31 (m32c_emit_prolog): Support bank switching and fast interrupts.
32 * doc/extend.texi (Function Attributes): Add bank_switch and
35 2009-08-17 Douglas B Rupp <rupp@gnat.com>
37 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
38 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
40 2009-08-16 Douglas B Rupp <rupp@gnat.com>
42 * doc/invoke.texi (Target options):
43 Add new option list for IA-64/VMS.
44 (menu): Add IA-64/VMS Options.
45 (IA-64/VMS Options): Likewise.
47 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
50 * config/mips/mips.md (*lwxs): Use :P for pointer values.
52 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
54 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
55 (mips_pop_asm_switch): Likewise.
56 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
58 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
59 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
60 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
61 (mips_print_operand_punctuation): Use them. Check mips_noreorder
62 instead of set_noreorder.
63 (mips_output_function_prologue): Use the new functions.
64 (mips_output_function_epilogue): Likewise.
65 (mips_need_noat_wrapper_p): New function, split out from...
66 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
67 Use mips_push_asm_switch and mips_pop_asm_switch.
68 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
69 and mips_pop_asm_switch.
70 (ASM_OUTPUT_REG_POP): Likewise.
71 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
72 Use mips_pop_asm_switch.
73 (mips_asm_switch): New structure.
74 (set_noreorder, set_nomacro): Replace with...
75 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
76 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
77 instead of set_nomacro.
78 (fix_truncsfsi2_macro): Likewise.
79 (cprestore): Likewise.
80 (hazard): Use mips_noreorder instead of set_noreorder.
81 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
83 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
85 * config/alpha/alpha.c (alpha_and_function): Handle NULL_RTX returned
86 from prev_active_insn.
88 2009-08-16 Anatoly Sokolov <aesok@post.ru>
90 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
91 * config/avr/avr.c (avr_override_options): Initialize
92 avr_current_arch variable.
93 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
94 __AVR_HAVE_16BIT_SP__ according to the device type.
95 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
97 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
98 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
100 2009-08-16 Dodji Seketeli <dodji@redhat.com>
103 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
104 generating inlined subroutine die only. We shouldn't be
105 called for anything else.
106 (gen_block_die): Don't generate inline subroutine debug info for
109 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
111 * graphite-poly.c (print_pbb): Print PBB index.
113 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
116 * graphite-interchange.c (ppl_max_for_le): Moved...
117 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
118 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
119 ppl_Pointset_Powerset_C_Polyhedron_maximize.
120 * graphite-ppl.h (ppl_max_for_le): Declared.
122 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
124 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
125 supported on all platforms.
126 * target.h (struct gcc_target): Remove
127 handle_pragma_redefine_extname.
128 * c-cppbuiltin.c: Remove use of
129 targetm.handle_pragma_redefine_extname.
130 * c-pragma.c: Likewise.
131 * target-def.h (TARGET_INITIALIZER): Remove
132 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
133 * config/sol2.h: Remove use of
134 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
136 2009-08-14 Douglas B Rupp <rupp@gnat.com>
138 * config/ia64/fde-vms.c: New file.
139 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
140 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
141 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
142 (uw_frame_state_for): Only register a personality routine if it is
143 known to be compatible with our expectations.
144 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
145 Declare unw_table_entry stack variable and
146 mod all calls to _Unwind_FindTableEntry to add arg.
147 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
148 (_Unwind_FindTableEntry): Add arg to prototype.
150 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
152 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
153 field 'signal_pfs_loc'.
154 (uw_frame_state_for): Remove duplicate code dealing with leaf
155 procedures without unwind info.
156 If in the frame after unwinding through a signal handler, restore
157 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
158 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
159 'pfs_loc' to the AR.PFS location in the signal context; instead
160 set 'signal_pfs_loc'.
161 Manually generate the unwind info for the AR.PFS register.
162 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
163 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
164 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
165 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
166 instead set 'signal_pfs_loc'.
167 Remove code preventing the AR.PFS register from being restored
168 from the signal context.
170 2009-08-14 Douglas B Rupp <rupp@gnat.com>
171 Tristan Gingold <gingold@adacore.com>
173 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
174 * config/ia64/t-vms: New file.
175 * config/ia64/vms64.h: New file.
176 * config/ia64/vms.h: New file.
177 * config/ia64/vms-crtinit.asm: New file.
178 * config/ia64/vms_symvec_libgcc_s.opt: New file.
179 * config/ia64/vms-unwind.h: New file.
181 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
183 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
186 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
189 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
190 version. Move declaration...
191 * real.h (do_mpc_arg2): ... here.
192 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
195 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
197 * final.c (add_debug_prefix_map): Don't use GC memory for
198 old_prefix and new_prefix.
200 2009-08-14 Richard Guenther <rguenther@suse.de>
202 * ipa-prop.c (compute_complex_pass_through): If we cannot
203 compute a non-varying offset for IPA_JF_ANCESTOR punt.
205 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
207 * c-lex.c (c_lex_with_flags): Increase size of local variable
208 to avoid memory clobber.
210 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
213 * config/i386/i386.c (ix86_fp_comparison_strategy):
214 Only enable/disable sahf at function granularity.
216 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
218 PR rtl-optimization/41064
219 * reload1.c (reload_as_needed): Don't call extract_insn
220 for known invalid replacements after calling
221 validate_replace_rtx_group and verify_changes.
223 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
226 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
227 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
228 ix86_expand_fp_vcond.
229 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
230 Assert that operation is supported by ix86_expand_int_vcond.
231 (vcondu<SSEMODE124C8:mode>): Ditto.
233 2009-08-13 DJ Delorie <dj@redhat.com>
235 * config/i386/djgpp-stdint.h: New.
236 * config.gcc (djgpp): Use it.
238 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
240 * config/sh/sh.c (sh_override_options): When flag_exceptions or
241 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
243 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
245 * tree-ssa-loop-prefetch.c
246 (prune_ref_by_group_reuse): Enhance probabilistic analysis
247 for long-stride pruning.
248 (compute_miss_rate): New function to compute the probability
249 that two memory references access different cache lines.
251 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
253 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
255 2009-08-13 Richard Guenther <rguenther@suse.de>
258 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
259 use the constant pointer type.
260 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
261 of CV qualifiers on the target pointer type.
262 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
263 conversion check before restrict check.
265 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
268 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
270 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
272 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
274 2009-08-12 Richard Guenther <rguenther@suse.de>
276 PR tree-optimization/41011
277 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
278 and reference constructing.
280 2009-08-12 Xinliang David Li <davidxl@google.com>
282 PR tree-optimization/41012
283 * tree-flow.h : New external interface.
284 * gimple-low.c (check_call_arg): Change to public function.
285 Remove argument mismatch check in lowering.
286 * tree-inline.h (tree_can_inline_p): Interface change.
287 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
289 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
290 Call change to tree_can_inline_p function.
291 (cgraph_decide_inlining_incrementally): Ditto.
293 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
295 PR tree-optimization/41031
296 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
297 on the partition variable rather than promote_mode on the source
298 type. Assert that the partition variable's type has the same
299 mode as the source value's.
301 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
303 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
305 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
307 * calls.c (expand_call): Fix typo.
308 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
310 * stmt.c (expand_value_return): Use promote_function_mode to copy out
312 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
313 * config/cris/cris.c (cris_promote_function_mode): Likewise.
314 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
315 * config/pa/pa.c (pa_promote_function_mode): Likewise.
317 2009-08-11 Andrew Haley <aph@redhat.com>
319 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
321 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
324 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
326 2009-08-12 Richard Guenther <rguenther@suse.de>
328 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
329 * gimplify.c (gimplify_modify_expr): Do not use
330 lang_hooks.types_compatible_p.
331 * tree-ssa.c (useless_type_conversion_p): For aggregates
332 just return false if the canonical types differ.
334 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
337 * sese.c (convert_for_phi_arg): New.
338 (add_guard_exit_phis): Use convert_for_phi_arg.
340 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
342 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
343 unknown subscript upper bounds.
345 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
346 Pranav Garg <pranav.garg2107@gmail.com>
348 * graphite-interchange.c (gather_access_strides): Removed.
349 (ppl_max_for_le): New.
350 (build_linearized_memory_access): New.
351 (memory_stride_in_loop): New.
352 (pbb_interchange_profitable_p): Reimplemented.
353 * graphite-ppl.h (ppl_new_id_map): New.
354 (ppl_interchange): New.
356 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
358 * graphite-interchange.c (compute_subscript): Removed.
359 (compute_array_size_cstr): Removed.
360 (compute_array_size_poly): Removed.
361 (compute_array_size): Removed.
362 (gather_access_strides_poly): Removed.
363 (gather_access_strides): Empty.
365 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
367 * graphite-dependences.c (dependence_polyhedron_1): Replace
368 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
369 (graphite_legal_transform_dr): Same.
370 (graphite_carried_dependence_level_k): Same.
371 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
372 Initialize PDR_NB_SUBSCRIPTS.
373 (print_pdr_access_layout): Replace pdr_nb_subscripts with
375 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
376 (PDR_NB_SUBSCRIPTS): New.
377 (pdr_nb_subscripts): Removed.
378 (pdr_dim): Simplified.
379 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
380 with PDR_NB_SUBSCRIPTS.
382 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
384 * graphite-interchange.c (compute_array_size): Remove use of
386 * graphite-poly.c (new_poly_dr): Remove argument data_container.
387 Do not initialize PDR_DATA_CONTAINER.
388 (print_pdr): Do not print PDR_DATA_CONTAINER.
389 * graphite-poly.h (struct poly_dr): Remove data_container field.
390 (PDR_DATA_CONTAINER): Removed.
391 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
393 (build_poly_dr): Same.
395 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
396 Sebastian Pop <sebastian.pop@amd.com>
398 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
399 copy of the dependence polyhedron. Free the temporary objects.
400 (graphite_carried_dependence_level_k): Free unused objects before
403 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
404 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
405 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
406 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
407 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
409 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
411 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
412 Early return without analyzing the data dependences if no
413 transform has been done. Call restore_scattering if the transform
415 (graphite-interchange.c): Same.
416 * graphite-poly.c (print_scattering_function): Test for
418 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
419 (apply_poly_transforms): Do not gcc_assert that
420 the transform is legal.
421 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
422 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
423 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
424 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
425 * graphite-poly.h (struct poly_scattering): New.
426 (struct poly_bb): Add original, transformed, and saved fields.
427 Remove transformed_scattering, original_scattering,
428 nb_local_variables and nb_scattering_transform fields.
429 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
430 (poly_scattering_new): New.
431 (poly_scattering_free): New.
432 (poly_scattering_copy): New.
433 (store_scattering_pbb): New.
434 (store_scattering): New.
435 (restore_scattering_pbb): New.
436 (restore_scattering): New.
437 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
438 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
440 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
442 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
445 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
447 * Makefile.in (graphite.o): Depends on PREDICT_H.
448 * graphite.c: Include predict.h.
449 (graphite_finalize): Call tree_estimate_probability.
450 * predict.c (predict_loops): Do not call scev_initialize and
452 (tree_estimate_probability_bb): New.
453 (tree_estimate_probability): Do not initialize loops: move that
454 code to the driver. Call tree_estimate_probability_bb.
455 (tree_estimate_probability_driver): New.
456 (pass_profile): Use tree_estimate_probability_driver.
457 * predict.h (tree_estimate_probability): Declared.
459 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
461 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
462 * graphite-dependences.c (graphite_legal_transform): Add time to
463 TV_GRAPHITE_DATA_DEPS.
464 (dependency_between_pbbs_p): Same.
465 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
467 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
469 PR rtl-optimization/41033
470 * alias.c (nonoverlapping_component_refs_p): Punt when strict
471 aliasing is disabled.
473 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
475 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
476 si_mask_operand, and_load_operand, low_bitmask_operand,
477 and_reg_operand, and_operand): New predicates.
478 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
479 * config/mips/mips.c (and_operands_ok): New function.
480 * config/mips/mips-protos.h (and_operands_ok): Declare it.
481 * config/mips/mips.md (move_type): Add ext_ins and logical.
483 (and<mode>3): Use and_reg_operand as the second operand's predicate.
484 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
485 shift_shift. Remove commutative constraint modifier.
486 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
488 (*clear_upper32_dext): Remove define_insn_and_split.
489 (*clear_upper32): Turn this define_insn_and_split ...
490 (splitter for ANDing register with 0xffff_ffff): .. into this.
492 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
494 * combine.c (try_widen_shift_mode): Factor out code to check if an
495 integer constant is a low-order bitmask from here ...
496 * rtlanal.c (low_bitmask_len): ... to here.
497 * rtl.h (low_bitmask_len): Declare.
499 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
502 * config/alpha/alpha.md (addsi3): Remove expander.
503 (addsi3): Rename from *addsi3_internal insn pattern.
504 (subsi3): Remove expander.
505 (subsi3): Rename from *subsi3_internal insn pattern.
507 2009-08-11 Douglas B Rupp <rupp@gnat.com>
509 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
512 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
513 Eric Botcazou <botcazou@adacore.com>
514 Douglas B Rupp <rupp@gnat.com>
516 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
517 that records that fit in 64 bits are returned by immediate value,
518 as required by OpenVMS Calling Standard.
519 (function_value): Adjust for above modification.
520 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
521 virtual_incoming_args_rtx as base object, not next_arg.
522 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
524 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
526 * reload.c (find_reloads_subreg_address): Check the original
527 req_equiv_mem address to detect the case where an address is
528 not valid in the outer mode.
530 2009-08-11 Richard Guenther <rguenther@suse.de>
533 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
535 2009-08-10 Douglas B Rupp <rupp@gnat.com>
537 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
538 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
540 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
541 Douglas B Rupp <rupp@gnat.com>
543 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
544 PT_STACK when frame_pointer_needed on OpenVMS.
545 (alpha_pv_save_size, alpha_using_fp): Remove.
546 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
547 with proper processing for PT_NULL.
548 (alpha_vms_initial_elimination_offset): New function. Support for
549 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
550 (alpha_sa_size): Force procedure type to PT_STACK when
551 frame_pointer_needed on OpenVMS.
552 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
553 (alpha_using_fp): Likewise.
554 (alpha_vms_can_eliminate): Add prototype.
555 (alpha_vms_initial_elimination_offset): Likewise.
556 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
557 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
559 2009-08-10 Eric Botcazou <botcazou@adacore.com>
560 Douglas B Rupp <rupp@gnat.com>
562 * config/alpha/alpha.c (common_object_handler): New function.
563 (vms_attribute_table): Declare a single attribute "common_object".
564 (vms_output_aligned_decl_common): New global function.
565 (SECTION_VMS_OVERLAY): Delete.
566 (SECTION_VMS_GLOBAL): Likewise.
567 (SECTION_VMS_INITIALIZE): Likewise.
568 (vms_asm_named_section): Remove support for above flags.
569 (vms_section_type_flags): Delete.
570 (TARGET_SECTION_TYPE_FLAGS): Likewise.
571 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
572 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
573 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
575 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
578 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
579 (sub_ddmmss): Likewise.
581 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
584 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
587 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
590 * reload1.c (reload_as_needed): Use cancel_changes to completely
591 undo a failed replacement attempt.
593 2009-08-10 Richard Guenther <rguenther@suse.de>
596 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
597 (useless_type_conversion_p): ... here. Require pointer targets
600 2009-08-10 Dodji Seketeli <dodji@redhat.com>
603 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
604 loose the original type of the statement list.
606 2009-08-09 Douglas B Rupp <rupp@gnat.com>
608 * config/alpha/alpha.c: Include libfuncs.h
609 (avms_asm_output_extern): New function.
610 (alpha_init_libfuncs): Init some decc libfuncs.
611 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
612 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
613 (DO_CRTL_NAMES): Define.
615 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
616 (LONG_TYPE_SIZE): Define.
617 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
618 (SUBTARGET_SWITCHES): Define malloc64 switch.
619 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
620 (MASK_RETURN_ADDR): Define.
621 doc/invoke.texi (mmalloc64): Document switch.
623 2009-08-09 Olivier Hainque <hainque@adacore.com>
624 Douglas B Rupp <rupp@gnat.com>
626 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
627 uses_condition_handler.
628 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
629 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
630 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
631 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
632 (code_for_builtin): New insn codes for the new alpha_builtins.
633 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
634 (alpha_sa_size): Account for uses_condition_handler.
635 (alpha_expand_prologue): Likewise.
636 (alpha_start_function): Likewise.
637 (alpha_expand_epilogue): Likewise.
638 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
639 establish/revert expanders.
640 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
641 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
642 New expander, resorting to the alpha.c associated function.
643 (builtin_revert_vms_condition_handler): Likewise.
644 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
645 __gcc_shell_handler, the static VMS condition handler used as
646 an indirection wrapper to the current dynamically established
648 * config/alpha/vms-unwind.h: Complete rewrite.
649 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
650 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
652 2009-08-09 Eric Botcazou <botcazou@adacore.com>
653 Douglas B Rupp <rupp@gnat.com>
655 * config/alpha/alpha.c (alpha_links): Add 'target' field.
656 (alpha_need_linkage): Handle aliases. Return function symbol.
657 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
658 Use ultimate alias target for the linkage name.
659 * config/alpha/alpha.md (movmemdi): Use the symbol returned
660 by alpha_need_linkage for the function symbol.
661 (setmemdi): Likewise.
663 2009-08-09 Douglas B Rupp <rupp@gnat.com>
665 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
666 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
667 (ASM_WEAKEN_LABEL): Define.
668 (CRT_CALL_STATIC_FUNCTION): Define.
669 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
670 (ENDFILE_SPEC): Define.
671 (INIT_SECTION_ASM_OP): Define.
672 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
673 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
675 (MULTILIB_OSDIRNAMES): Define.
676 (shlib_version): Define.
678 (SHLIB_OBJS): Define.
679 (SHLIB_NAME): Define.
680 (SHLIB_MULTILIB): Define.
681 (SHLIB_INSTALL): Define.
682 (SHLIB_SYMVEC): Define.
683 (SHLIB_SYMVECX2): Define.
684 (SHLIB_LINK): Define.
686 2009-08-09 Douglas B Rupp <rupp@gnat.com>
688 * config/alpha/alpha.c (alpha_initialize_trampoline):
689 Initialize VMS trampoline IAW ABI for bounded procedure calls.
690 (alpha_start_function): Emit transfer address on nested functions
691 for VMS trampoline call.
692 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
693 since no longer used.
694 * config/alpha/vms-tramp.asm: Remove.
695 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
696 since now only data initialized at runtime.
698 2009-08-09 Douglas B Rupp <rupp@gnat.com>
700 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
701 (LINK_GCC_C_SEQUENCE_SPEC): Define.
702 (MD_EXEC_PREFIX): Remove, no longer used.
703 (MD_STARTFILE_PREFIX): Likewise.
704 (INCLUDE_DEFAULTS): Likewise.
705 * config/alpha/t-vms:
706 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
708 2009-08-09 Richard Guenther <rguenther@suse.de>
710 PR tree-optimization/41016
711 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
712 (operand_precision): Remove.
713 (integral_operand_p): Likewise.
714 (recognize_single_bit_test): Adjust.
716 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
718 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
719 operation overflows. Likewise non-cast unary arithmetic.
720 If one arm of a conditional expression is always taken,
721 inhibit evaluation warnings for the other arm. Likewise inhibit
722 evaluation warnings for the second && or || operand if the first
723 operand is enough to determine the result.
724 * c-typeck.c (build_conditional_expr): Apply the same inhibition
726 (build_binary_op): Prevent duplicate evaluation warnings.
728 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
730 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
731 and destination have different modes, Use promote_mode to
732 determine the signedness of the conversion. Assert that the
733 promoted source mode matches the destination mode. Don't pass
734 the destination and destination mode to expand_expr if the source
735 mode is different. Simplify conversion logic.
737 2009-08-09 Ira Rosen <irar@il.ibm.com>
739 PR tree-optimization/41008
740 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
741 from condition only in case it's a comparison. Adjust checks.
743 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
745 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
746 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
747 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
748 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
749 (dump_cand): Handle them.
750 (struct iv_cand): New members COST_STEP and AINC_USE.
751 (stmt_after_increment): Likewise.
752 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
753 callers changed. Use gimple_uid comparison instead of scanning.
754 (add_candidate_1): When looking for identical candidates, take
755 AINC_USE into account. Set it for new candidates.
756 (force_expr_to_var_cost): Cast target_spill_cost to int.
757 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
758 All callers changed. Check for availability of autoinc addressing
759 modes, both in general for a given mode, and in the specific use case.
760 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
762 (get_computation_cost): Likewise.
763 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
764 add_autoinc_candidates): New static functions.
765 (add_candidate): Call add_autoinc_candidates for candidates based on
767 (find_iv_candidates): Call set_autoinc_for_original_candidates.
768 (determine_use_iv_cost_address): If we have an autoinc candidate at
769 the matching use, verify autoinc is possible and subtract the cost
770 of the candidate's step from the cost.
771 (determine_iv_cost): Record the cost of the increment in the COST_STEP
772 member of the candidate.
773 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
774 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
776 2009-08-09 Douglas B Rupp <rupp@gnat.com>
778 * config.build (ia64-hp-*vms*): New target.
779 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
781 * config.gcc (ia64-hp-*vms*): New target.
782 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
784 * config.host (ia64-hp-*vms*): New target.
785 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
788 2009-08-08 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/40991
791 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
793 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
795 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
796 mode check. Do truncations in an integer mode.
797 (force_to_mode): Handle subregs for all mode types. Only do
798 arithmetic simplifications on integer modes.
800 2009-08-07 Richard Guenther <rguenther@suse.de>
802 PR tree-optimization/40999
803 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
804 (maybe_fold_reference): Lookup constant initializers.
805 (fold_gimple_assign): Likewise.
807 2009-08-07 Richard Guenther <rguenther@suse.de>
809 * tree-ssa.c (useless_type_conversion_p_1): Only for types
810 that require structural equality defer to the langhook.
812 2009-08-07 Martin Jambor <mjambor@suse.cz>
814 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
816 (struct ipa_pass_through_data): New type.
817 (struct ipa_ancestor_jf_data): New type.
818 (union jump_func_value): Removed field formal_id, added fields
819 pass_through and ancestor.
820 (struct ipa_param_call_note): Changed type of formal_id to int from
822 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
823 operations jump functions and ancestor jump functions.
824 (compute_complex_pass_through): New function.
825 (compute_scalar_jump_functions): Call compute_complex_pass_through,
826 reflect changes in the jump function strucutre.
827 (update_jump_functions_after_inlining): Ignore complex pass-through
828 and ancestor jump functions.
829 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
830 polynomial pass-through with operation jump functions.
832 2009-08-07 Jakub Jelinek <jakub@redhat.com>
834 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
835 fde->dw_fde_begin as begin label instead of hot/cold label.
836 Use LLSDAC label instead of LLSDA for second section lsda.
837 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
838 label instead of LLSDA if it is true.
839 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
841 * except.c (add_call_site, dw2_size_of_call_site_table): Add
842 SECTION argument. Use it as index into crtl->eh.call_site_record
844 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
845 use it to determine how to print table entries instead of using
846 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
847 label instead of normal begin label as base.
848 (sjlj_assign_call_site_values): Adjust add_call_site caller.
849 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
850 ensure no EH range spans between sections and that landing pads
851 are always in the corresponding section.
852 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
853 for crtl->eh.call_site_record being an array rather than scalar.
854 (output_one_function_exception_table): New function, copied
855 from output_function_exception_table. Adjust
856 dw2_size_of_call_site_table, dw2_output_call_site_table
857 callers. For SECOND section use *C suffixed labels.
858 (output_function_exception_table): Call
859 output_one_function_exception_table and, when doing hot/cold
860 partitioning, also another time for the second section.
861 * opts.c: Include except.h.
862 (decode_options): Allow -freorder-blocks-and-partition with
863 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
864 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
865 * function.h (struct rtl_eh): Change call_site_record from
866 scalar into array of 2 elements.
868 2009-08-07 Martin Jambor <mjambor@suse.cz>
870 * ipa-prop.c (count_formal_params_1): New function.
871 (ipa_get_vector_of_formal_parms): New function.
872 (get_vector_of_formal_parm_types): New function.
873 (ipa_modify_formal_parameters): New function.
874 (ipa_modify_call_arguments): New function.
875 (index_in_adjustments_multiple_times_p): New function.
876 (ipa_combine_adjustments): New function.
877 (ipa_dump_param_adjustments): New function.
878 * ipa-prop.h (struct ipa_parm_adjustment): New type.
879 (ipa_get_vector_of_formal_parms): Declare.
880 (ipa_modify_formal_parameters): Declare.
881 (ipa_modify_call_arguments): Declare.
882 (ipa_combine_adjustments): Declare.
883 (ipa_dump_param_adjustments): Declare.
884 (build_ref_for_offset): Declare.
885 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
886 * tree-sra.c: Include ipa-prop.c.
887 (build_ref_for_offset): Make public.
889 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
891 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
893 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
895 * gcc/doc/extend.texi (__builtin_extract_return_address)
896 (__builtin_frob_return_address): Document.
898 2009-08-06 Paul Brook <paul@codesourcery.com>
900 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
901 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
902 implementation on ARMv6-M.
904 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
906 * doc/extend.texi (pcs): Document new attribute for ARM.
908 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
910 * arm.c (pcs_attribute_args): Comment out unsupported attribute
913 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
915 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
918 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
920 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
922 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
924 Merge ARM/hard_vfp_branch to trunk.
926 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
928 * arm.c (libcall_eq): New function.
929 (libcall_hash): New function.
930 (add_libcall): New function.
931 (arm_libcall_uses_aapcs_base): New function.
932 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
933 libcalls using the base PCS.
934 (arm_init_cumulative_args): Likewise.
936 2009-07-20 Joseph Myers <joseph@codesourcery.com>
938 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
939 Use base ABI for conversion libfuncs between HFmode and SFmode.
941 2009-05-12 Joseph Myers <joseph@codesourcery.com>
943 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
944 V4SImode as representatives of all 64-bit and 128-bit vector
945 types. Allow vector types without vector modes.
946 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
947 without vector modes like BLKmode.
948 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
949 BLKmode. Avoid unsupported vector modes or TImode moves for
951 (aapcs_vfp_allocate_return_reg): Likewise.
952 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
953 V8QImode if TARGET_NEON || TARGET_IWMMXT.
955 2009-05-12 Joseph Myers <joseph@codesourcery.com>
957 * config/arm/arm.c (arm_handle_pcs_attribute): New.
958 (arm_get_pcs_model): Pass attribute arguments to
959 arm_pcs_from_attribute.
960 (arm_init_cumulative_args): Use base AAPCS for conversions from
961 floating-point types to DImode.
962 (arm_attribute_table): Add pcs attribute.
963 (arm_handle_pcs_attribute): New.
964 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
965 conversions from floating-point types to DImode, also declare them
966 to use base AAPCS and declare functions they call to use base
967 AAPCS and their RTABI names.
969 2009-05-12 Joseph Myers <joseph@codesourcery.com>
971 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
972 -mfloat-abi=hard not being supported for VFP.
974 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
976 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
977 SYMBOL_REF to hard_libcall_value.
979 2009-03-05 Joseph Myers <joseph@codesourcery.com>
980 Richard Earnshaw <rearnsha@arm.com>
982 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
983 has been put on the stack, all remaining co-processory arguments for
984 that co-processor also go on the stack.
986 2009-03-05 Joseph Myers <joseph@codesourcery.com>
988 * config/arm/arm.c (arm_return_in_memory): Handle returning
989 vectors of suitable size in registers also for AAPCS case.
991 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
993 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
995 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
997 ARM Hard-VFP calling convention
998 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
999 * target.h (gcc_target): Add libcall_value to table of call hooks.
1000 * targhooks.h (default_libcall_value): Default implementation.
1001 * targhooks.c (default_libcall_value): Likewise.
1002 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
1003 * optabs.c (expand_unop): Use it.
1004 * expr.h (hard_libcall_value): Pass the function RTX through.
1005 * calls.c (emit_library_call_value_1): Update call to
1007 * explow.c (hard_libcall_value): Use new target hook.
1008 * testsuite/lib/target-supports.exp
1009 (check_effective_target_arm_hard_vfp_ok): New hook.
1010 (check_effective_target_arm_neon_ok): Improve test for neon
1012 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
1013 * config/arm/arm.c: Include cgraph.h
1014 (TARGET_FUNCTION_VALUE): Override default hook.
1015 (arm_pcs_default): New variable.
1016 (arm_override_options): Don't fault hard calling convention with VFP.
1017 Add support for AAPCS variants.
1018 (arm_function_value): Make static. Handle AAPCS variants.
1019 (arm_libcall_value): New function.
1020 (arm_apply_result_size): Handle VFP registers in results.
1021 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
1023 (pcs_attribute_args): New variable.
1024 (arm_pcs_from_attribute): New function.
1025 (arm_get_pcs_model): New function.
1026 (aapcs_vfp_cum_init): New function.
1027 (aapcs_vfp_sub_candidate): New function.
1028 (aapcs_vfp_is_return_candidate): New function.
1029 (aapcs_vfp_is_call_candidate): New function.
1030 (aapcs_vfp_allocate): New function.
1031 (aapcs_vfp_allocate_return_reg): New function.
1032 (aapcs_vfp_advance): New function.
1033 (aapcs_cp_arg_layout): New variable.
1034 (aapcs_select_call_coproc): New function.
1035 (aapcs_select_return_coproc): New function.
1036 (aapcs_allocate_return_reg): New function.
1037 (aapcs_libcall_value): New function.
1038 (aapcs_layout_arg): New function.
1039 (arm_init_cumulative_args): Initialize AAPCS args data.
1040 (arm_function_arg): Handle AAPCS variants using new interface.
1041 (arm_arg_parital_bytes): Likewise.
1042 (arm_function_arg_advance): New function.
1043 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
1044 calling conventions.
1045 (arm_setup_incoming_varargs): Handle new AAPCS args data.
1046 * arm.h (NUM_VFP_ARG_REGS): Define.
1047 (LIBCALL_VALUE): Update.
1048 (FUNCTION_VALUE): Delete.
1049 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
1050 (arm_pcs): New enum.
1051 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
1052 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
1053 (FUNCTION_ARG_REGNO_P): Add VFP regs.
1054 * arm-protos.h (arm_function_arg_advance): Add.
1055 (aapcs_libcall_value): Add.
1056 (arm_function_value): Delete.
1058 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
1059 H.J. Lu <hongjiu.lu@intel.com>
1062 * config/i386/i386.c (standard_sse_mode_p): Remove.
1063 (standard_sse_constant_p): Return 2 for integer mode
1064 vector_all_ones_operand when SSE2 is enabled.
1065 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
1066 (ix86_expand_vector_move): Do not check for negative values from
1067 standard_sse_constant_p.
1069 2009-08-06 Richard Guenther <rguenther@suse.de>
1071 * tree-ssa.c (useless_type_conversion_p_1): Make function and
1072 array type comparisons frontend independent.
1073 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
1074 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
1075 out array reference lower bound and element size operands.
1076 (ao_ref_init_from_vn_reference): Properly compute the offset
1077 for ARRAY_RANGE_REF.
1078 (vn_reference_fold_indirect): Fill out array reference lower
1079 bound and element size operands.
1080 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
1081 a non gimple valued reference operand which can happen for
1082 array reference lower bound or element size.
1083 (create_component_ref_by_pieces_1): Properly generate the
1084 element size operand for array references.
1086 2009-08-06 Richard Guenther <rguenther@suse.de>
1088 PR tree-optimization/40964
1089 * tree.c (iterative_hash_host_wide_int): Export.
1090 * tree.h (iterative_hash_host_wide_int): Declare.
1091 * tree-ssa-structalias.c (heapvar_map): New struct.
1092 (heapvar_map_eq): New function.
1093 (heapvar_map_hash): Likewise.
1094 (heapvar_lookup): Adjust.
1095 (heapvar_insert): Likewise.
1096 (make_constraint_from_heapvar): Allow multiple heap variables
1097 per decl at different offsets.
1098 (init_alias_heapvars): Adjust.
1100 2009-08-04 David Daney <ddaney@caviumnetworks.com>
1102 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
1103 * mips_output_sync_loop (mips_output_sync_loop): Only emit
1104 trailing sync if TARGET_SYNC_AFTER_SC.
1106 2009-08-05 David Daney <ddaney@caviumnetworks.com>
1108 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
1109 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
1110 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
1111 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
1112 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1113 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1114 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1115 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
1116 test_and_set_12): Rewrite calls to mips_output_sync_loop.
1117 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
1118 the prototype declaration match the definition.
1119 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
1120 instructions explicitly. Add barrier_before and operands
1122 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
1123 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
1124 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
1125 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1126 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
1127 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
1129 2009-08-05 Andrew Pinski <pinskia@gmail.com>
1131 * tree-ssa-alias.c: Fix intervals to use [) syntax.
1133 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
1134 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
1137 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
1140 2009-08-05 Jakub Jelinek <jakub@redhat.com>
1142 PR rtl-optimization/40924
1143 * dse.c (canon_address): Before calling cselib_expand_value_rtx
1144 make sure canon_rtx (mem_address) isn't simpler than
1145 canon_rtx (expanded_mem_address).
1147 2009-08-05 Li Feng <nemokingdom@gmail.com>
1149 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1151 (build_scop_drs): Build alias set for each SCoP.
1153 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1155 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1156 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1157 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1158 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1159 (BASE_DRIVER_SELF_SPECS): Likewise.
1161 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1163 * tree-ssa-alias.c: Fix some comment typos.
1165 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1167 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1168 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1170 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1173 * simplify-rtx.c (simplify_binary_operation_1): Disable
1174 simplifications for decimal float operations.
1176 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1179 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1180 operand of INDIRECT_REF.
1182 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1184 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1185 constants referencing TLS symbols.
1187 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1189 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1190 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1192 2009-08-03 Richard Guenther <rguenther@suse.de>
1194 * tree.c (make_vector_type): Build a main variant first,
1195 get the canonical one and then build the variant.
1196 * tree-ssa.c (useless_type_conversion_p_1): Handle
1198 (useless_type_conversion_p): Conversions to pointers to
1199 incomplete record types are useless.
1201 2009-08-03 Richard Guenther <rguenther@suse.de>
1203 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1204 file will be created.
1205 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1206 * toplev.c (compile_file): Adjust comment.
1208 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1210 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1211 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1212 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1213 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1214 (sh_promote_function_mode): Fix typo.
1216 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1218 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1220 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1222 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1223 declaration arguments.
1225 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1227 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1228 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1229 (ix86_split_ashl): Ditto.
1230 (ix86_expand_vector_init_one_nonzero): Ditto.
1231 (ix86_expand_vector_set): Ditto.
1232 (ix86_expand_reduc_v4sf): Ditto.
1234 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1236 * explow.c (promote_function_mode): Remove assert.
1237 * config/sh/sh.c (sh_promote_function_mode): Declare.
1239 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1241 * config/pa/pa.c (pa_promote_function_mode): Declare.
1242 Change to static. Fix promote_mode call.
1244 * gthr-dce.h (CONST_CAST2): Define if not defined.
1245 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1247 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1249 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1251 * expr.c (store_constructor): Use promote_decl_mode. Remove
1252 now write-only variable unsignedp.
1253 (expand_expr_real_1): Use promote_decl_mode.
1254 * expr.h (promote_function_mode, promote_decl_mode): New.
1255 (promote_mode): Remove last argument.
1256 * function.c (assign_temp): Drop last argument of promote_mode.
1257 (assign_parm_find_data_types): Use promote_function_mode.
1258 (assign_parm_setup_reg): Likewise.
1259 (expand_function_end): Use promote_function_mode.
1260 * calls.c (initialize_argument_information): Use promote_function_mode.
1261 (precompute_arguments): Use promote_mode instead of checking if
1262 only PROMOTE_FUNCTION_MODE is defined.
1263 (expand_call): When making sibcall decisions, use promote_function_mode.
1264 Below, remove an if for targetm.calls.promote_function_return and
1265 and use promote_function_mode.
1266 (emit_library_call_value_1): Use promote_function_mode, fix bug
1267 where promote_mode was passed FOR_CALL == 0 for a return value in an
1269 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1270 * explow.c (promote_function_mode, promote_decl_mode): New.
1271 (promote_mode): Keep only the FOR_CALL == 0 case.
1272 * combine.c (setup_incoming_promotion): Remove test of
1273 promote_function_args. Use promote_function_mode.
1274 * stmt.c (expand_value_return): Use promote_decl_mode.
1275 (expand_decl): Use promote_decl_mode.
1277 * expr.c (store_constructor): Use promote_decl_mode. Remove
1278 now write-only variable unsignedp.
1279 (expand_expr_real_1): Use promote_decl_mode.
1280 * expr.h (promote_function_mode, promote_decl_mode): New.
1281 (promote_mode): Remove last argument.
1282 * function.c (assign_temp): Drop last argument of promote_mode.
1283 (assign_parm_find_data_types): Use promote_function_mode.
1284 (assign_parm_setup_reg): Likewise.
1285 (expand_function_end): Use promote_function_mode.
1286 * calls.c (initialize_argument_information): Use promote_function_mode.
1287 (precompute_arguments): Use promote_mode instead of checking if
1288 only PROMOTE_FUNCTION_MODE is defined.
1289 (expand_call): When making sibcall decisions, use promote_function_mode.
1290 Below, remove an if for targetm.calls.promote_function_return and
1291 and use promote_function_mode.
1292 (emit_library_call_value_1): Use promote_function_mode, fix bug
1293 where promote_mode was passed FOR_CALL == 0 for a return value in an
1295 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1296 * explow.c (promote_function_mode, promote_decl_mode): New.
1297 (promote_mode): Keep only the FOR_CALL == 0 case.
1298 * combine.c (setup_incoming_promotion): Remove test of
1299 promote_function_args. Use promote_function_mode.
1300 * stmt.c (expand_value_return): Use promote_decl_mode.
1301 (expand_decl): Use promote_decl_mode.
1303 * explow.c (promote_function_mode): Just call the target hook.
1304 * targhooks.c (default_promote_function_mode,
1305 default_promote_function_mode_always_promote): New.
1306 * targhooks.h (default_promote_function_mode,
1307 default_promote_function_mode_always_promote): Declare.
1308 * target.h (promote_function_args, promote_function_return): Remove.
1309 (promote_function_mode): New.
1310 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1311 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1312 (TARGET_PROMOTE_FUNCTION_MODE): New.
1313 (TARGET_CALLS): Adjust.
1314 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1315 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1317 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1318 * config/s390/s390.c (s390_promote_function_mode): ... here,
1319 with pointer handling.
1320 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1321 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1323 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1324 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1325 with pointer handling.
1326 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1327 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1329 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1330 * config/sh/sh.c (sh_promote_function_mode): New.
1331 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1332 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1334 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1335 * config/cris/cris.c (cris_promote_function_mode): ... here.
1336 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1337 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1339 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1340 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1341 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1342 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1344 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1345 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1346 complex type handling.
1347 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1348 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1350 * config/pa/pa.c (pa_promote_function_mode): New.
1351 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1352 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1354 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1355 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1356 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1357 * config/xtensa/xtensa.c: Likewise.
1358 * config/stormy16/stormy16.c: Likewise.
1359 * config/iq2000/iq2000.c: Likewise.
1360 * config/rs6000/rs6000.c: Likewise.
1361 * config/picochip/picochip.c: Likewise.
1362 * config/arc/arc.c: Likewise.
1363 * config/mcore/mcore.c: Likewise.
1364 * config/score/score.c: Likewise.
1365 * config/mips/mips.c: Likewise.
1366 * config/bfin/bfin.c: Likewise.
1367 * config/ia64/ia64.c: Likewise (disabled though).
1369 * config/frv/frv.h: Remove pointless remark.
1371 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1372 TARGET_PROMOTE_FUNCTION_ARGS,
1373 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1374 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1376 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1378 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1379 -floop-parallelize-all.
1380 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1381 flag_loop_parallelize_all.
1382 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1383 * graphite.c (graphite_transform_loops): Same.
1385 * graphite-poly.c (apply_poly_transforms): Same.
1387 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1389 PR tree-optimization/40914
1390 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1391 if set, then check the delta field of the PMF record.
1392 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1393 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1394 call is stored in the delta.
1396 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1398 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1400 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/bsd.h (ASM_BYTE): New define.
1403 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1404 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1405 .byte. Use fputs or putc instead of fprintf where appropriate.
1406 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1407 fputs or putc instead of fprintf where appropriate.
1408 * config/i386/i386elf.h: Ditto.
1409 * config/i386/sysv4.h: Ditto.
1411 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1412 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1413 (*tls_global_dynamic_64): Ditto.
1415 2009-07-31 Christian Bruel <christian.bruel@st.com>
1417 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1419 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1421 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1422 Remove dead code for MINUS.
1424 2009-07-31 Anthony Green <green@moxielogic.com>
1426 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1428 (moxie_expand_epilogue): Ditto for epilogue.
1429 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1431 (moxie_function_arg): Ditto.
1432 (moxie_pass_by_reference): Ditto.
1433 (moxie_arg_partial_bytes): Ditto.
1434 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1435 (FUNCTION_ARG_ADVANCE) Ditto.
1436 (REG_PARM_STACK_SPACE) Ditto.
1437 (FUNCTION_ARG_REGNO_P) Dito.
1439 * config.gcc: Add moxie linux config support.
1440 * gcc/config/moxie/uclinux.h: New file.
1442 2009-07-31 DJ Delorie <dj@redhat.com>
1444 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1445 (UNSPECV_SP_SWITCH_E): New.
1446 (sp_switch_1): Change to an unspec.
1447 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1449 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1450 reference the new stack's address
1452 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1454 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1455 graphite-clast-to-gimple.o, graphite-dependences.o,
1456 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1457 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1458 (graphite-blocking.o,
1459 graphite-clast-to-gimple.o, graphite-dependences.o,
1460 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1461 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1462 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1463 * cfgloop.h (struct loop): Add can_be_parallel field.
1464 * common.opt (fgraphite-identity): Moved up.
1465 (fgraphite-force-parallel): New flag.
1466 * graphite.c: Rewrite.
1467 * graphite.h: Rewrite.
1468 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1470 * toplev.c (graphite_out_file): New file descriptor.
1471 (graphite_in_file): New.
1472 (process_options): flag_graphite_force_parallel cannot be used without
1474 * tree-ssa-loop.c: Include toplev.h.
1475 (gate_graphite_transforms): Enable flag_graphite for
1476 flag_graphite_force_parallel.
1478 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1480 * ChangeLog.graphite: New.
1481 * graphite-blocking.c: New.
1482 * graphite-clast-to-gimple.c: New.
1483 * graphite-clast-to-gimple.h: New.
1484 * graphite-dependences.c: New.
1485 * graphite-dependences.h: New.
1486 * graphite-interchange.c: New.
1487 * graphite-poly.c: New.
1488 * graphite-poly.h: New.
1489 * graphite-ppl.c: New.
1490 * graphite-ppl.h: New.
1491 * graphite-scop-detection.c: New.
1492 * graphite-scop-detection.h: New.
1493 * graphite-sese-to-poly.c: New.
1494 * graphite-sese-to-poly.h: New.
1498 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1500 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1501 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1503 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1505 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1506 (scev_is_linear_expression): Return false if the evolution is not
1507 affine multivariate.
1509 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1511 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1512 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1514 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1516 * tree-data-ref.c (debug_data_references): New.
1517 (debug_data_reference): New.
1518 * tree-data-ref.h (debug_data_references): Declared.
1519 (debug_data_reference): Declared.
1521 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1523 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1524 * tree-data-ref.h (scop_p): Removed.
1525 (struct data_reference): Remove field scop.
1527 (stmt_simple_memref_p): Removed.
1529 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1531 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1532 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1535 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1537 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1539 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1541 * doc/invoke.texi (-fgraphite-identity): Documented.
1543 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1545 * tree-scalar-evolution.c: Fix comment.
1546 (instantiate_scev_1): Return unknow from scev instantiation if the
1547 result is not above instantiate_below.
1549 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1551 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1552 static anymore. Instantiate the symbols that may have been introduced
1554 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1557 2009-07-30 DJ Delorie <dj@redhat.com>
1559 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1560 .vliw directive to VLIW sections.
1562 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1564 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1566 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1567 (AUTOHEADER): New variable.
1568 ($(srcdir)/cstamp-h.in): Use it.
1570 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1571 Pat Haugen <pthaugen@us.ibm.com>
1572 Revital Eres <ERES@il.ibm.com>
1574 * config/rs6000/vector.md (VEC_F): Add VSX support.
1578 (vector_load_<mode>): Ditto.
1579 (vector_store_<mode>): Ditto.
1580 (vector GPR move split): Ditto.
1581 (vec_reload_and_plus_<mptrsize>): Ditto.
1582 (vec_reload_and_reg_<mptrsize>): Ditto.
1583 (add<mode>3): Ditto.
1584 (sub<mode>3): Ditto.
1585 (mul<mode>3): Ditto.
1586 (neg<mode>2): Ditto.
1587 (abs<mode>2): Ditto.
1588 (smin<mode>3): Ditto.
1589 (smax<mode>3): Ditto.
1590 (vector_eq<mode>): Ditto.
1591 (vector_gt<mode>): Ditto.
1592 (vector_ge<mode>): Ditto.
1593 (vector_gtu<mode>): Ditto.
1594 (vector_select_<mode>_uns): Ditto.
1595 (vector_eq_<mode>_p): Ditto.
1596 (vector_gt_<mode>_p): Ditto.
1597 (vector_ge_<mode>_p): Ditto.
1598 (vector_gtu_<mode>_p): Ditto.
1599 (cr6_test_for_zero): Ditto.
1600 (cr6_test_for_zero_reverse): Ditto.
1601 (cr6_test_for_lt): Ditto.
1602 (cr6_test_for_lt_reverse): Ditto.
1603 (xor<mode>3): Ditto.
1604 (ior<mode>3): Ditto.
1605 (and<mode>3): Ditto.
1606 (one_cmpl<mode>2): Ditto.
1607 (nor<mode>2): Ditto.
1608 (andc<mode>2): Ditto.
1609 (float<VEC_int<mode>2): Ditto.
1610 (unsigned_float<VEC_int><mode>2): Ditto.
1611 (fix_trunc<mode><VEC_int>2): Ditto.
1612 (fixuns_trunc<mode><VEC_int>2): Ditto.
1614 (vec_set<mode>): Ditto.
1615 (vec_extract<mode>): Ditto.
1616 (vec_interleave_highv4sf): Ditto.
1617 (vec_interleave_lowv4sf): Ditto.
1618 (vec_realign_load_<mode>): Ditto.
1619 (vec_shl_<mode>): Ditto.
1620 (vec_shr_<mode>): Ditto.
1621 (div<mode>3): New patterns for VSX.
1622 (vec_interleave_highv2df): Ditto.
1623 (vec_interleave_lowv2df): Ditto.
1624 (vec_pack_trunc_v2df): Ditto.
1625 (vec_pack_sfix_trunc_v2df): Ditto.
1626 (vec_pack_ufix_trunc_v2df): Ditto.
1627 (vec_unpacks_hi_v4sf): Ditto.
1628 (vec_unpacks_lo_v4sf): Ditto.
1629 (vec_unpacks_float_hi_v4si): Ditto.
1630 (vec_unpacks_float_lo_v4si): Ditto.
1631 (vec_unpacku_float_hi_v4si): Ditto.
1632 (vec_unpacku_float_lo_v4si): Ditto.
1633 (movmisalign<mode>): Ditto.
1634 (vector_ceil<mode>2): New patterns for vectorizing math library.
1635 (vector_floor<mode>2): Ditto.
1636 (vector_btrunc<mode>2): Ditto.
1637 (vector_copysign<mode>3): Ditto.
1639 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1640 predicate for setting the high bit in each word, used for copysign.
1642 * config/rs6000/ppc-asm.h (f19): Whitespace.
1643 (f32-f63): Define if VSX.
1644 (v0-v31): Define if Altivec.
1645 (vs0-vs63): Define if VSX.
1647 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1649 * config/rs6000/power7.md: New file, provide tuning parameters for
1652 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1653 (rs6000_cpu_cpp_builtins): Ditto.
1654 (altivec_overloaded_builtins): Ditto.
1655 (altivec_resolve_overloaded_builtin): Ditto.
1657 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1658 debug switch to disable vectorizing simple math builtin
1661 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1662 Vectorize simple math builtin functions.
1663 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1664 hook to vectorize math builtins.
1665 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1666 (rs6000_builtin_conversion): Add VSX/power7 support.
1667 (rs6000_builtin_vec_perm): Ditto.
1668 (vsplits_constant): Add support for loading up a vector constant
1669 with just the high bit set in each part.
1670 (rs6000_expand_vector_init): Add VSX/power7 support.
1671 (rs6000_expand_vector_set): Ditto.
1672 (rs6000_expand_vector_extract): Ditto.
1673 (rs6000_emit_move): Ditto.
1674 (bdesc_3arg): Ditto.
1675 (bdesc_2arg): Ditto.
1676 (bdesc_1arg): Ditto.
1677 (rs6000_expand_ternop_builtin): Ditto.
1678 (altivec_expand_builtin): Ditto.
1679 (rs6000_expand_unop_builtin): Ditto.
1680 (rs6000_init_builtins): Ditto.
1681 (altivec_init_builtins): Ditto.
1682 (builtin_function_type): Ditto.
1683 (rs6000_common_init_builtins): Ditto.
1684 (rs6000_handle_altivec_attribute); Ditto.
1685 (rs6000_mangle_type): Ditto.
1686 (rs6000_vector_mode_supported_p): Ditto.
1687 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1690 * config/rs6000/vsx.md: New file for VSX support.
1692 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1693 identifing values with just the most significant bit set.
1694 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1695 vectorized builtins.
1697 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1698 (UNSPEC_VRFIM): Delete.
1699 (splitter for loading up vector with most significant bit): New
1700 splitter for vectorizing copysign.
1701 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1702 vectorizing simple math functions.
1703 (altivec_vrfip): Add support for vectorizing simple math functions.
1704 (altivec_vrfim): Ditto.
1705 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1707 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1708 (power7.md, vsx.md): Include for power7 support.
1709 (copysigndf3): Use VSX instructions if -mvsx.
1710 (negdf2_fpr): Ditto.
1711 (absdf2_fpr): Ditto.
1712 (nabsdf2_fpr): Ditto.
1713 (adddf3_fpr): Ditto.
1714 (subdf3_fpr): Ditto.
1715 (muldf3_fpr): Ditto.
1716 (divdf3_fpr): Ditto.
1717 (fix_truncdfdi2_fpr): Ditto.
1718 (cmpdf_internal1): Ditto.
1719 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1720 (btruncdf2, btruncdf2_fpr): Ditto.
1721 (ceildf2, ceildf2_fpr): Ditto.
1722 (floordf2, floordf2_fpr): Ditto.
1723 (floatdidf2, floatdidf2_fpr): Ditto.
1724 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1725 (fmsubdf4_fpr): Ditto.
1726 (fnmadddf4_fpr_1): Ditto.
1727 (fnmadddf4_fpr_2): Ditto.
1728 (fnmsubdf4_fpr_1): Ditto.
1729 (fnmsubdf4_fpr_2): Ditto.
1730 (fixuns_truncdfdi2): Add expander for VSX support.
1731 (fix_truncdfdi2): Ditto.
1732 (fix_truncdfsi2): Ditto.
1734 (btruncsf2): Whitespace.
1735 (movdf_hardfloat32): Add support for VSX registers.
1736 (movdf_softfloat32): Ditto.
1737 (movdf_hardfloat64): Ditto.
1738 (movdf_hardfloat64_mfpgpr): Ditto.
1739 (movdf_softfloat64): Ditto.
1740 (movti splitters): Add check for vector registers supporting
1741 TImode in the future.
1742 (bpermd): Add power7 bpermd instruction.
1744 * config/rs6000/altivec.h (vec_div): Define if VSX.
1748 (vec_nearbyint): Ditto.
1751 (all predicates): Use the generic builtin function, and not the V4SF
1752 specific function so that the predicates will work with VSX's V2DF.
1756 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1757 Document new VSX functions and types.
1759 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1762 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1763 "wa", and "j" constraints. Modify "v" to talk about Altivec
1764 instead of just vector.
1766 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1769 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1770 location for phi arguments.
1771 (rewrite_update_phi_arguments): Find locations for reaching defs.
1772 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1773 Add location to add_phi_arg calls.
1774 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1775 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1776 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1777 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1778 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1779 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1780 * tree-phinodes.c (make_phi_node): Initialize location.
1781 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1782 (add_phi_arg): Add location parameter.
1783 (remove_phi_arg_num): Move location when moving phi argument.
1784 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1786 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1787 slpeel_update_phi_nodes_for_guard1,
1788 slpeel_update_phi_nodes_for_guard2,
1789 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1790 vect_loop_versioning): Set locations.
1791 * tree-parloops.c (create_phi_for_local_result,
1792 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1793 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1794 * tree-vect-loop.c (get_initial_def_for_induction,
1795 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1797 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1798 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1799 (gimple_phi_arg_set_location): New. Set locus.
1800 (gimple_phi_arg_has_location): New. Check for locus.
1801 (redirect_edge_var_map_location): New. Return locus from var_map.
1802 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1803 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1804 combining PHI arguments.
1805 (cond_store_replacement): Set location.
1806 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1807 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1808 scop_add_exit_phis_edge): Add locations.
1809 * tree-cfgcleanup.c (remove_forwarder_block,
1810 remove_forwarder_block_with_phi): Add locations.
1811 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1812 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1814 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1815 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1816 flush_pending_stmts): Add source location.
1817 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1818 stack to preserve locations.
1819 * tree-vect-stmts.c (vectorizable_load): Add location.
1820 * tree-inline.c (copy_phis_for_bb): Copy locus.
1821 (setup_one_parameter): Add call locus to inlined parameter stmts.
1822 (initialize_inlined_parameters): Pass in call location as parameter
1824 (tree_function_versioning): Pass location to setup_one_parameter.
1825 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1826 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1827 copy and edge lists.
1828 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1829 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1830 locus parameter and override the stmt default if provided.
1831 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1832 elim_graph_add_edge, elim_graph_remove_succ_edge,
1833 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1834 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1835 eliminate_phi): Add locus info in elimination graph for each edge and
1837 (insert_backedge_copies): Copy locus if present.
1838 * tree-flow.h (struct _edge_var_map): Add locus field.
1839 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1840 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1841 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1843 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1845 2009-07-30 Martin Jambor <mjambor@suse.cz>
1847 PR tree-optimization/40570
1848 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1851 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1853 * ssa-loop-manip.c: Include langhooks.h.
1854 (rewrite_phi_with_iv): New.
1855 (rewrite_all_phi_nodes_with_iv): New.
1856 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1857 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1858 * tree-parloops.c (loop_parallel_p): Move out all conditions
1859 except dependency check.
1860 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1861 (gen_parallel_loop): Call canonicalize_loop_ivs without
1862 reduction_list argument.
1863 (build_new_reduction): New.
1864 (gather_scalar_reductions): New.
1865 (try_get_loop_niter): New.
1866 (try_create_reduction_list): New.
1867 (parallleize_loops): Change the parallel conditions check.
1868 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1869 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1871 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1873 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1875 * doc/options.texi (Option properties): Mention new quoting syntax.
1877 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1879 * config/alpha/alpha.c (alpha_start_function):
1880 Handle VMS_DEBUG_MAIN_POINTER
1881 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1882 * doc/invoke.texi: Document -mdebug-main switch.
1884 2009-07-29 Richard Henderson <rth@redhat.com>
1886 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1887 (cgraph_create_edge_including_clones): Likewise.
1888 * tree-inline.c (copy_bb): Operate on the correct edges
1889 when updating the callgraph.
1891 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1893 * config/alpha/vms-cc.c: Deleted.
1894 * config/alpha/vms-ld.c: Deleted.
1895 * config/alpha/t-vms64: Moved to config/vms
1896 * config/alpha/vms-crt0-64.c: Moved to config/vms
1897 * config/alpha/vms-crt0.c: Moved to config/vms
1898 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1899 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1900 * config/alpha/xm-vms.h: Moved to config/vms
1901 * config/alpha/x-vms: Moved to config/vms
1902 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1904 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1905 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1907 * config/vms/t-vms64: Moved here from config/alpha
1908 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1909 (argc,argv,envp): Enforce 32bit malloc'ing.
1910 * config/vms/vms-psxcrt0-64.c: Likewise.
1911 * config/vms/vms-crt0.c: Moved here from config/alpha.
1912 * config/vms/vms-psxcrt0.c: Likewise.
1913 * config/vms/vms-crtl-64.h: New file.
1914 * config/vms/vms-crtl.h: New file.
1915 * config/vms/vms.opt: New file.
1916 * config/vms/xm-vms64.h: New file.
1917 * config/vms/xm-vms.h: Moved here from config/alpha.
1918 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1920 * config/vms/x-vms: Moved here from config/alpha.
1921 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1922 (vms-ld.o, vms-cc.o): Removed.
1923 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1925 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1927 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1928 correct stack (obvious VMS fix).
1930 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1932 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1933 date, version info if VMS_DEBUGGING_INFO defined.
1934 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1935 size, date calculating code moved here.
1937 2009-07-29 Paul Brook <paul@codesourcery.com>
1939 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1942 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1945 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1946 to DImode when generating insq_le insn.
1948 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1950 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1951 New macro set for VMS_DEBUGGGING_INFO.
1952 (AT_string_form): Use it.
1954 2009-07-28 DJ Delorie <dj@redhat.com>
1956 * config/mep/mep.c (vtext_section): New.
1957 (vftext_section): New.
1958 (ftext_section): New.
1959 (mep_select_section): Add support for functions.
1960 (mep_unique_section): Likewise.
1961 (mep_asm_init_sections): Likewise.
1962 (mep_encode_section_info): Remove it from here.
1964 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1966 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1968 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1969 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1971 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1973 * dwarf2out.c (output_file_names): Test new macro
1974 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1975 (add_comp_dir_attribute): Likewise.
1977 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1979 * config/i386/mingw-w64.h (LINK_SPEC): Add
1980 separating space between commands.
1982 2009-07-28 Jan Hubicka <jh@suse.cz>
1984 PR tree-optimization/40759
1985 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1988 2009-07-27 DJ Delorie <dj@redhat.com>
1990 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1991 types are dword-aligned.
1992 (mep_expand_va_start): Likewise.
1994 2009-07-27 Olivier Hainque <hainque@adacore.com>
1995 Douglas B Rupp <rupp@gnat.com>
1997 * convert.c (convert_to_pointer): Don't assume the target
1998 pointer type is POINTER_SIZE long. Fetch its precision instead.
2000 2009-07-27 Douglas B Rupp <rupp@gnat.com>
2002 * system.h (fopen): Undefine if macro.
2004 2009-07-27 Jakub Jelinek <jakub@redhat.com>
2006 * dwarf2out.c (output_cfi_p): Removed.
2007 (output_cfis): New function.
2008 (output_fde): New function, split from output_call_frame_info.
2009 (output_call_frame_info): Use it.
2010 (dwarf2out_switch_text_section): Use output_cfis.
2012 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2014 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
2015 TARGET_BI_ARCH is specified without enabling SJLJ.
2016 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
2017 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2019 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
2021 * arm.md (negdi2): Use DImode if forcing a value into a register.
2023 2009-07-26 Ira Rosen <irar@il.ibm.com>
2025 PR tree-optimization/40801
2026 * tree-vect-stmts.c (vectorizable_call): Get previous copy
2027 of vector operand from the previous copy of vector statement.
2028 Pass the correct definition type value to
2029 vect_get_vec_def_for_stmt_copy().
2031 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2033 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
2034 const char ** conversion.
2036 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2038 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
2039 fancy_abort() if !ENABLE_ASSERT_CHECKING.
2040 (gcc_unreachable): Invoke __builtin_unreachable() if
2041 !ENABLE_ASSERT_CHECKING.
2043 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2045 PR rtl-optimization/40445
2046 * emit-rtl.c (next_nonnote_insn_bb): New function.
2047 * rtl.h (next_nonnote_insn_bb): Declare new function.
2048 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
2049 with no successors that is the successor of the ENTRY_BLOCK.
2050 Continue from the top after removing an empty fallthrough block.
2051 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
2052 of next_nonnote_insn.
2054 2009-07-25 David Daney <ddaney@caviumnetworks.com>
2056 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2058 2009-07-25 Martin Jambor <mjambor@suse.cz>
2060 * c-common.c (c_common_attribute_table): New element for noclone.
2061 (handle_noclone_attribute): New function. Forward-declare.
2062 * tree-inline.c (tree_versionable_function_p): Check for noclone
2064 * doc/extend.texi (Labels as Values): Document need for noclone.
2065 (Function Attributes): Document noclone attribute.
2067 2009-07-25 Jakub Jelinek <jakub@redhat.com>
2069 PR rtl-optimization/34999
2070 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
2071 and dw_fde_switched_cold_to_hot fields.
2072 (output_cfi_p): New function.
2073 (output_call_frame_info): If fde->dw_fde_switched_sections,
2074 output 2 FDEs instead of one with corrupted header.
2075 (dwarf2out_do_cfi_startproc): New function.
2076 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
2077 and fde->dw_fde_switched_cold_to_hot.
2078 (dwarf2out_switch_text_section): Compute
2079 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
2080 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
2081 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
2082 Otherwise, compute fde->dw_fde_switch_cfi.
2084 2009-07-24 Cary Coutant <ccoutant@google.com>
2086 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
2088 2009-07-24 Cary Coutant <ccoutant@google.com>
2090 * cfghooks.c (split_block): Copy discriminator to new block.
2091 * tree-cfg.c (assign_discriminator): Check location of last
2092 instruction in block as well as first.
2094 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
2096 * config/i386/linux.c: Use fputs or putc instead of fprintf
2098 * config/i386/gas.h: Ditto.
2099 * config/i386/x86-64.h: Ditto.
2100 * config/i386/att.h: Ditto.
2102 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2104 * expmed.c (emit_store_flag): Use a recursive call to optimize the
2107 2009-07-24 Martin Jambor <mjambor@suse.cz>
2109 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
2110 (ipa_push_func_to_list_1): Declare.
2111 (ipa_push_func_to_list): New function.
2113 * ipa-prop.c (ipa_push_func_to_list_1): New function.
2114 (ipa_init_func_list): Call ipa_push_func_to_list_1.
2115 (ipa_push_func_to_list): Removed.
2116 (ipa_pop_func_from_list): Clear node_enqueued flag.
2118 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
2120 * config/s390/s390.c (override_options): Default
2121 max-unrolled-insns to 100 for z10 tuning.
2123 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2125 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
2126 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
2127 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
2128 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
2129 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
2130 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
2131 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2133 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
2135 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
2136 use default set in mingw32.h header.
2137 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
2138 64-bit /mingw/include path.
2139 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
2142 2009-07-23 Neil Vachharajani <nvachhar@google.com>
2144 PR rtl-optimization/40209
2145 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2147 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2150 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2151 with the rest of string where appropriate. Use fputs or putc
2152 instead of fprintf where appropriate.
2154 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2155 Pat Haugen <pthaugen@us.ibm.com>
2156 Revital Eres <ERES@il.ibm.com>
2158 * config/rs6000/vector.md: New file. Move most of the vector
2159 expander support here from altivec.md to allow for the VSX vector
2160 unit in the future. Add support for secondary_reload patterns.
2161 Rewrite the patterns for vector comparison, and vector comparison
2162 predicate instructions so that the RTL expresses the desired
2163 behavior, instead of using unspec.
2165 * config/rs6000/constraints.md ("f" constraint): Use
2166 rs6000_constraints to hold the precalculated register class.
2167 ("d" constraint): Ditto.
2168 ("wd" constraint): New constraint for VSX.
2169 ("wf" constraint): Ditto.
2170 ("ws" constraint): Ditto.
2171 ("wa" constraint): Ditto.
2172 ("wZ" constraint): Ditto.
2173 ("j" constraint): Ditto.
2175 * config/rs6000/predicates.md (vsx_register_operand): New
2177 (vfloat_operand): New predicate for vector.md.
2178 (vint_operand): Ditto.
2179 (vlogical_operand): Ditto.
2180 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2181 (easy_vector_constant): Add VSX support.
2182 (altivec_indexed_or_indirect_operand): New predicate for
2183 recognizing Altivec style memory references with AND -16.
2185 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2186 for vector secondary reload support.
2187 (rs6000_vector_reg_class): Delete, replacing it with
2189 (rs6000_vsx_reg_class): Ditto.
2190 (rs6000_constraints): New array to hold the register classes of
2191 each of the register constraints that can vary at runtime.
2192 (builtin_mode_to_type): New static array for builtin function type
2194 (builtin_hash_table): New static hash table for builtin function
2196 (TARGET_SECONDARY_RELOAD): Define target hook.
2197 (TARGET_IRA_COVER_CLASSES): Ditto.
2198 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2199 registers are 128 bits if VSX memory reference instructions are used.
2200 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2202 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2203 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2204 Print several of the scheduling related parameters.
2205 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2206 rs6000_constraints instead of rs6000_vector_reg_class. Move
2207 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2208 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2209 Altivec. Add VSX support. Setup for secondary reload support on
2210 Altivec/VSX registers.
2211 (rs6000_override_options): Make power7 set the scheduling groups
2212 like the power5. Add support for new debug switches to override
2213 the scheduling defaults. Temporarily disable -mcpu=power7 from
2214 setting -mvsx. Add support for debug switches -malways-hint,
2215 -msched-groups, and -malign-branch-targets.
2216 (rs6000_buitlin_conversion): Add support for returning unsigned
2217 vector conversion functions to fix regressions due to stricter
2219 (rs6000_builtin_mul_widen_even): Ditto.
2220 (rs6000_builtin_mul_widen_odd): Ditto.
2221 (rs6000_builtin_vec_perm): Ditto.
2222 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2223 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2225 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2227 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2228 VSX types for bit operations. Changes to accomidate vector.md.
2229 (bdesc_2arg): Ditto.
2230 (bdesc_1arg): Ditto.
2231 (struct builtin_description_predicates): Rewrite predicate
2232 handling so that RTL describes the operation, instead of passing
2233 the instruction to be used as a string argument.
2234 (bdesc_altivec_preds): Ditto.
2235 (altivec_expand_predicate_builtin): Ditto.
2236 (altivec_expand_builtin): Ditto.
2237 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2238 statement for vsldoi support.
2239 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2240 (altivec_expand_st_builtin): Ditto.
2241 (paired_expand_builtin): Whitespace changes.
2242 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2243 builtin_mode_to_type table for secondary reload. Call
2244 builtin_function_type to build random builtin functions.
2245 (altivec_init_builtins): Change to use builtin_function_type to
2246 create builtin function types dynamically as we need them.
2247 (builtin_hash_function): New support for hashing the tree types
2248 for builtin function as we need it, rather than trying to build
2249 all of the trees that we need. Add initial preliminary VSX support.
2250 (builtin_function_type): Ditto.
2251 (builtin_function_eq): Ditto.
2252 (builtin_hash_struct): Ditto.
2253 (rs6000_init_builtins): Ditto.
2254 (rs6000_common_init_builtins): Ditto.
2255 (altivec_init_builtins): Ditto.
2256 (rs6000_common_init_builtins): Ditto.
2257 (enum reload_reg_type): New enum for simplifing reg classes.
2258 (rs6000_reload_register_type): Simplify register classes into GPR,
2259 Vector, and other registers. Altivec and VSX addresses in reload.
2260 (rs6000_secondary_reload_inner): Ditto.
2261 (rs6000_ira_cover_classes): New target hook, that returns the
2262 appropriate cover classes, based on -mvsx being used or not.
2263 (rs6000_secondary_reload_class): Add VSX support.
2264 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2265 (get_vsel_insn): Ditto.
2266 (rs6000_emit_vector_compare): Rewrite vector conditional support
2267 so that where we can, we use RTL operators, instead of blindly use
2269 (rs6000_emit_vector_select): Ditto.
2270 (rs6000_emit_vector_cond_expr): Ditto.
2271 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2272 (create_TOC_reference): Add -mdebug=addr support.
2273 (emit_frame_save): VSX loads/stores need register indexed addressing.
2275 * config/rs6000/rs6000.md: Include vector.md.
2277 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2279 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2280 support for V2DI, V2DF in logical, permute, select operations.
2282 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2283 switch for vsx/power7.
2284 (-mvsx-scalar-memory): Ditto.
2285 (-mvsx-align-128): Ditto.
2286 (-mallow-movmisalign): Ditto.
2287 (-mallow-df-permute): Ditto.
2288 (-msched-groups): Ditto.
2289 (-malways-hint): Ditto.
2290 (-malign-branch-targets): Ditto.
2292 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2294 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2295 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2296 (rs6000_vector_reg_class): Delete.
2297 (rs6000_vsx_reg_class): Ditto.
2298 (enum rs6000_reg_class_enum): New enum for the constraints that
2299 vary based on target switches.
2300 (rs6000_constraints): New array to hold the register class for all
2301 of the register constraints that vary based on the switches used.
2302 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2303 (enum rs6000_builtins): Add unsigned varients for the builtin
2304 declarations returned by target hooks for expanding multiplies,
2305 select, and permute operations. Add VSX builtins.
2306 (enum rs6000_builtin_type_index): Add entries for VSX.
2307 (V2DI_type_node): Ditto.
2308 (V2DF_type_node): Ditto.
2309 (unsigned_V2DI_type_node): Ditto.
2310 (bool_long_type_node): Ditto.
2311 (intDI_type_internal_node): Ditto.
2312 (uintDI_type_internal_node): Ditto.
2313 (double_type_internal_node): Ditto.
2315 * config/rs6000/altivec.md (whole file): Move all expanders to
2316 vector.md from altivec.md. Rename insn matching functions to be
2318 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2319 (altivec_vcmp*): Ditto.
2320 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2321 (VM): New iterator for moves that includes the VSX types.
2322 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2323 (altivec_vperm_<mode>_uns): New, for unsigned types.
2324 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2325 (altivec_eq<mode>): Ditto.
2326 (altivec_gt<mode>): Ditto.
2327 (altivec_gtu<mode>): Ditto.
2328 (altivec_eqv4sf): Ditto.
2329 (altivec_gev4sf): Ditto.
2330 (altivec_gtv4sf): Ditto.
2331 (altivec_vcmpbfp_p): Ditto.
2333 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2335 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2338 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2341 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2342 ASM_SHORT instead of .word.
2343 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2344 instead of .word in asm template.
2346 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2349 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2350 (process_bb_node_lives): Use it.
2352 * ira.c (setup_cover_and_important_classes): Don't setup
2353 ira_important_class_nums. Add cover classes to the end of
2355 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2357 (find_reg_class_closure): Use reorder_important_classes.
2359 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2361 * config/i386/i386.c (i386_ira_cover_classes): New function.
2362 (TARGET_IRA_COVER_CLASSES): Redefine.
2364 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2365 importance of order of cover classes in the array.
2367 2009-07-22 Diego Novillo <dnovillo@google.com>
2369 * tree-pass.h (TDF_EH): Define.
2370 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2371 contains TDF_EH, print the EH region number holding GS.
2372 * tree-dump.c (dump_options): Add "eh".
2373 * doc/invoke.texi: Document it.
2375 2009-07-22 Doug Kwan <dougkwan@google.com>
2377 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2379 2009-07-22 Michael Matz <matz@suse.de>
2381 PR tree-optimization/35229
2382 PR tree-optimization/39300
2384 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2385 (inhibit_phi_insertion): New function.
2386 (insert_into_preds_of_block): Call it for REFERENCEs.
2387 (init_pre): Initialize and finalize scalar evolutions.
2388 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2390 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2392 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2393 Use CONST_VECTOR_NUNITS to determine number of elements.
2395 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2397 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2398 (U, W): Constraints are now deprecated and will be removed if we
2400 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2402 ("prefetch"): Add the stcmh instruction for prefetching.
2403 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2405 (s390_short_displacement): Return always true if compiling for
2406 machines not providing the long displacement facility.
2407 (s390_mem_constraint): Support the new constraint letter Z.
2408 (s390_check_qrst_address): New function.
2410 2009-07-21 DJ Delorie <dj@redhat.com>
2412 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2415 2009-07-21 Jason Merrill <jason@redhat.com>
2417 * c-common.c (max_tinst_depth): Increase default to 1024.
2419 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2421 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2422 (vec_unpacku_float_lo_v4si): Ditto.
2424 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2427 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2428 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2429 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2430 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2432 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2434 PR tree-optimization/40813
2435 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2438 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2440 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2441 with a NOP_EXPR if needed.
2443 2009-07-21 Paul Brook <paul@codesourcery.com>
2445 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2446 Terminate debug dump with newline.
2448 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2450 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2451 Cast "1" to unsigned HOST_WIDE_INT.
2452 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2453 deposit length to the maximum length - lsb. Extend length if
2454 HOST_BITS_PER_WIDE_INT is 32.
2456 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2458 * cgraph.h (constant_pool_htab): New function.
2459 (constant_descriptor_tree): Move from varasm.c.
2460 * varasm.c (constant_pool_htab): New function.
2461 (constant_descriptor_tree): Move to cgraph.h.
2463 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2465 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2467 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2469 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2472 2009-07-20 Xinliang David Li <davidxl@google.com>
2474 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2476 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2478 * config/mips/mips.md (move_type): Add arith.
2479 (type): Handle arith.
2480 (zero_extendsidi2): Rename this into ...
2481 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2482 (zero_extendsidi2): New expander.
2483 (*zero_extendsidi2_dext): New pattern.
2485 2009-07-20 Nick Clifton <nickc@redhat.com>
2487 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2488 to set MIPS_ABI_DEFAULT.
2489 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2491 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2493 * tree-object-size.c (addr_object_size): Handle unions with
2494 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2496 PR tree-optimization/40792
2497 * tree.c (build_function_type_skip_args): Remove bogus assert.
2499 2009-07-20 Jan Hubicka <jh@suse.cz>
2500 Martin Jambor <mjambor@suse.cz>
2502 * cgraph.h (combined_args_to_skip): New field.
2503 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2504 combined_args_to_skip and args_to_skip.
2505 * tree-inline.c (update_clone_info): New function.
2506 (tree_function_versioning): Call update_clone_info.
2507 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2509 (cgraph_materialize_all_clones): More extensive dumping, working
2510 with combined_args_to_skip rather than args_to_skip.
2512 2009-07-20 Ira Rosen <irar@il.ibm.com>
2514 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2515 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2516 (get_initial_def_for_reduction): Likewise.
2517 (vectorizable_reduction): Skip the check of first operand in case
2518 of COND_EXPR. Add check that it is outer loop vectorization if
2519 nested cycle was detected. Call vectorizable_condition() for
2520 COND_EXPR. If reduction epilogue cannot be created do not fail for
2521 nested cycles (if it is not double reduction). Assert that there
2522 is only one type in the loop in case of COND_EXPR. Call
2523 vectorizable_condition() to vectorize COND_EXPR.
2524 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2525 Add parameters. Allow nested cycles if called from
2526 vectorizable_reduction(). Use reduction vector variable if provided.
2527 (vect_analyze_stmt): Call vectorizable_reduction() before
2528 vectorizable_condition().
2529 (vect_transform_stmt): Update call to vectorizable_condition().
2531 2009-07-20 Christian Bruel <christian.bruel@st.com>
2533 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2534 * doc/invoke.texi (-mfmovd): Likewise.
2535 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2537 2009-07-20 Jan Hubicka <jh@suse.cz>
2539 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2540 when handling SSA name.
2542 2009-07-19 Jan Hubicka <jh@suse.cz>
2544 PR tree-optimization/40676
2545 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2546 virtual PHIs in empty BBs.
2548 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2550 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2551 re-expanded the compound use gen_lowpart instead to convert to the
2554 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2556 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2557 OUTER_CONST arguments.
2558 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2559 the new wider mode will be masked off.
2560 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2562 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2564 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2565 high-order bits are zero.
2567 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2569 * combine.c (simplify_shift_const_1): Split code to determine
2571 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2572 new bits shifted in are identical to the old sign bit.
2574 2009-07-18 Richard Guenther <rguenther@suse.de>
2577 * gimplify.c (gimplify_call_expr): Reject code using results from
2578 functions returning void.
2580 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2582 * doc/md.texi: Document the new PowerPC "es" constraint.
2583 Document that "m" can include automodified addresses on this target,
2584 and explain how %U must be used. Extend the "Q" and "Z" documentation
2585 to suggest "es" as well as "m".
2586 * config/rs6000/constraints.md (es): New memory constraint.
2587 (Q, Z): Update strings to match new documentation.
2589 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2591 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2592 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2593 * config/rs6000/predicates.md (volatile_mem_operand): Use
2594 offsettable_nonstrict_memref_p.
2595 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2596 (*floatunssidf2_internal): Likewise.
2597 (*fix_truncdfsi2_internal): Likewise.
2598 (*fix_trunctfsi2_internal): Likewise.
2600 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2602 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2604 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2606 2009-07-17 Richard Guenther <rguenther@suse.de>
2609 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2610 (pass_warn_unused_result): Likewise.
2611 (TODO_set_props): Remove.
2612 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2614 (pass_diagnose_omp_blocks): Define.
2615 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2616 (c_gimple_diagnostics_recursively): Remove.
2617 (finish_function): Do not call it.
2618 (c_write_global_declarations): Continue after errors.
2619 Finalize the CU here.
2620 * c-gimplify.c (c_genericize): Do not gimplify here.
2621 * c-common.c (c_warn_unused_result): Move ...
2622 * tree-cfg.c (do_warn_unused_result): ... here.
2623 (run_warn_unused_result): New function.
2624 (gate_warn_unused_result): New function.
2625 (pass_warn_unused_result): New pass.
2626 * c-common.h (c_warn_unused_result): Remove.
2627 * flags.h (flag_warn_unused_result): Declare.
2628 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2629 * opts.c (flag_warn_unused_result): Initialize to false.
2630 * toplev.c (compile_file): Add comment.
2631 * omp-low.c (create_omp_child_function): Do not register
2632 the function with the frontend.
2633 (diagnose_omp_structured_block_errors): Prepare to be
2634 called as optimization pass.
2635 (gate_diagnose_omp_blocks): New function.
2636 (pass_diagnose_omp_blocks): New pass.
2637 * cgraph.h (cgraph_optimize): Remove.
2638 (cgraph_analyze_function): Likewise.
2639 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2640 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2641 before their parents here.
2642 (cgraph_finalize_function): Not here.
2643 (cgraph_analyze_function): Gimplify functions here.
2644 (cgraph_finalize_compilation_unit): Continue after errors.
2645 Optimize the callgraph from here.
2646 (cgraph_optimize): Make static.
2647 * langhooks.c (write_global_declarations): Finalize the CU.
2648 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2649 (gimplify_function_tree): Assert we gimplify only once.
2650 Set PROP_gimple_any property.
2651 * tree-nested.c (gimplify_all_functions): New function.
2652 (lower_nested_functions): Gimplify all nested functions.
2653 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2654 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2655 and pass_diagnose_omp_blocks after gimplification. Do not
2656 set TODO_set_props on all_lowering_passes.
2657 (execute_one_pass): Do not handle TODO_set_props.
2658 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2659 (gimplify.o): Add tree-pass.h dependency.
2660 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2661 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2662 (unsave_r): Likewise.
2663 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2666 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2668 * doc/service.texi (Service): Restore previously removed link,
2669 which isn't broken after all.
2671 2009-07-17 Richard Guenther <rguenther@suse.de>
2673 PR tree-optimization/40321
2674 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2675 PHI nodes to the maximal set.
2676 (make_values_for_phi): Add PHI arguments to the maximal set.
2677 (execute_pre): Dump PHI_GEN and the maximal set.
2679 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2682 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2685 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2687 * doc/extend.texi (Nested Functions): Replace broken link with
2689 * doc/service.texi (Service): Remove broken link.
2691 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2694 * builtins.c (expand_builtin_memcmp): Use loc instead of
2695 EXPR_LOCATION (exp).
2696 (expand_builtin_strncmp): Likewise.
2698 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2699 Manuel López-Ibáñez <manu@gcc.gnu.org>
2702 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2703 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2704 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2705 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2706 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2707 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2708 tree-inline.c, c-common.c, c-common.h, gimple.c,
2709 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2710 convert.c: Add location argument to fold_{unary,binary,ternary},
2711 fold_build[123], build_call_expr, build_size_arg,
2712 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2713 fold_build1_initializer, fold_build2_initializer,
2714 fold_build3_initializer, fold_build_call_array,
2715 fold_build_call_array_initializer, fold_single_bit_test,
2716 omit_one_operand, omit_two_operands, invert_truthvalue,
2717 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2718 combine_comparisons, fold_builtin_*, fold_call_expr,
2719 build_range_check, maybe_fold_offset_to_address, round_up,
2722 2009-07-16 Jason Merrill <jason@redhat.com>
2725 * c-common.c (c_common_reswords): Add __is_standard_layout
2727 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2728 * doc/implement-cxx.texi: New.
2729 * doc/gcc.texi: Include it.
2731 2009-07-16 DJ Delorie <dj@redhat.com>
2733 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2734 compares that may be indirectly affected by previous instructions.
2736 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2738 * builtins.c (do_mpc_arg2): New.
2739 (fold_builtin_2): Fold builtin cpow.
2740 * real.h (HAVE_mpc_pow): New.
2742 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2744 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2745 comparison to skip unprofitable schedule
2747 2009-07-16 Simon Baldwin <simonb@google.com>
2749 * gcc.c (option_map): New flag -no-canonical-prefixes.
2750 * (display_help): Print help text for new flag.
2751 * (process_command): Move options translation and language specifics
2752 and handle new flag early. Use it to set a function pointer to a
2753 prefix builder. Replace make_relative_prefix calls with calls to
2754 the function pointed to. Ignore new flag in regular options handling.
2755 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2757 2009-07-15 DJ Delorie <dj@redhat.com>
2759 * config/mep/mep.md (sibcall_internal): Change register to avoid
2761 (sibcall_value_internal): Likewise.
2763 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2765 PR rtl-optimization/40710
2766 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2768 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2770 * config/mips/mips.md (*extenddi_truncate<mode>,
2771 *extendsi_truncate<mode>): Change type attribute to move_type
2772 with shift_shift. Split out code handling exts from here ...
2773 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2775 (*extendhi_truncateqi): Change type attribute to move_type with
2776 shift_shift. Split out code handling exts from here ...
2777 (*extendhi_truncateqi_exts): ... to this new pattern.
2779 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2782 instead of "and" with inverted sign bit mask value. Use
2783 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2784 Allocate registers only for operand 4 and operand 5.
2786 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2789 * fold-const.c (fold_cond_expr_with_comparison): When folding
2790 < and <= to MIN, make sure the MIN uses the same type as the
2791 comparison's operands.
2793 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2795 * arm.md (ior_xor): New code iterator.
2796 (split for ior/xor with shift and zero-extend): New split pattern.
2797 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2799 2009-07-15 Richard Guenther <rguenther@suse.de>
2801 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2804 2009-07-15 Richard Guenther <rguenther@suse.de>
2807 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2809 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2811 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2812 handle 2.6.30 kernel.
2814 2009-07-15 DJ Delorie <dj@redhat.com>
2816 * config/mep/mep.md (sibcall_internal): Change register to allow
2817 for 24-bit addresses.
2818 (sibcall_value_internal): Likewise.
2820 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2822 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2823 that are enabled/disabled by the flags introduced by a previous patch.
2825 2009-07-14 DJ Delorie <dj@redhat.com>
2827 * config/mep/mep.md (sibcall_internal): Include non-toggling
2829 (sibcall_value_internal): Likewise.
2831 2009-07-14 Taras Glek <tglek@mozilla.com>
2832 Rafael Espindola <espindola@google.com>
2834 * doc/sourcebuild.texi: Document install-plugin target.
2835 * configure.ac: Added install-plugin target to language makefiles.
2836 * configure: Regenerate.
2837 * Makefile.in: (install-plugin): Install more headers,
2838 depend on lang.install-plugin.
2840 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2842 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2845 2009-07-14 DJ Delorie <dj@redhat.com>
2847 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2848 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2849 * config/mep/mep.md (sibcall_internal): Change test from
2850 mep_vliw_mode_match to mep_vliw_jmp_match.
2851 (sibcall_value_internal): Likewise.
2853 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2855 * config/i386/sse.md (copysign<mode>3): New expander.
2856 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2857 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2858 Use ix86_build_const_vector.
2859 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2860 IX86_BUILTIN_CPYSGNPD.
2861 (builtin_description): Add __builtin_ia32_copysignps and
2862 __builtin_ia32_copysignpd.
2863 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2864 and BUILT_IN_COPYSIGNF.
2866 2009-07-13 Jason Merrill <jason@redhat.com>
2868 * builtins.c (can_trust_pointer_alignment): New fn.
2869 (get_pointer_alignment): Factor it out from here.
2870 * tree.h: Declare it.
2872 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2874 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2877 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2881 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2883 2009-07-14 Richard Guenther <rguenther@suse.de>
2884 Andrey Belevantsev <abel@ispras.ru>
2887 * cfgexpand.c (partition_stack_vars): Do not bother to update
2888 alias information when not optimizing.
2890 2009-07-14 Richard Guenther <rguenther@suse.de>
2891 Andrey Belevantsev <abel@ispras.ru>
2893 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2894 (pt_solution_set): Likewise.
2895 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2896 * tree-ssa-structalias.c (pt_solution_set): New function.
2897 * final.c (rest_of_clean_state): Free SSA data structures.
2898 * print-rtl.c (print_decl_name): Remove.
2899 (print_mem_expr): Implement in terms of print_generic_expr.
2900 * alias.c (ao_ref_from_mem): New function.
2901 (rtx_refs_may_alias_p): Likewise.
2902 (true_dependence): Query alias-export info.
2903 (canon_true_dependence): Likewise.
2904 (write_dependence_p): Likewise.
2905 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2907 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2908 (mem_expr_equal_p): Use operand_equal_p.
2909 (set_mem_attributes_minus_bitpos): Do not use
2910 component_ref_for_mem_expr.
2911 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2912 (update_alias_info_with_stack_vars): Likewise.
2913 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2914 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2915 explicitly nor clear stmt operands.
2916 Free the decl-to-pointer map.
2917 * tree-optimize.c (execute_free_datastructures): Do not free
2918 SSA data structures here.
2919 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2920 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2921 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2923 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2925 2009-07-13 DJ Delorie <dj@redhat.com>
2927 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2928 unrolling at the right iteration count.
2930 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2933 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2935 * haifa-sched.c (rank_for_schedule): Introduced flags to
2936 enable/disable individual scheduling heuristics.
2937 * common.opt: Introduced flags to enable/disable individual
2938 heuristics in the scheduler.
2939 * doc/invoke.texi: Introduced flags to enable/disable individual
2940 heuristics in the scheduler.
2942 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2944 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2945 config/i386/mingw-tls.c.
2946 * config/i386/mingw-tls.c: Removed.
2948 2009-07-13 Ira Rosen <irar@il.ibm.com>
2950 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2951 checks access only relevant statements.
2952 (vectorizable_reduction): Likewise.
2954 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2956 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2957 just for 32-bit case.
2959 2009-07-12 Jan Hubicka <jh@suse.cz>
2961 PR tree-optimization/40585
2962 * except.c (expand_resx_expr): When there already is resume
2963 instruction, produce linked list.
2964 (build_post_landing_pads): Assert that resume is empty.
2965 (connect_post_landing_pads): Handle resume lists.
2966 (dump_eh_tree): Dump resume list.
2968 2009-07-12 Ira Rosen <irar@il.ibm.com>
2970 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2971 with additional argument.
2972 * tree-vectorizer.h (enum vect_def_type): Add
2973 vect_double_reduction_def.
2974 (vect_is_simple_reduction): Add argument.
2975 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2977 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2978 vect_is_simple_reduction with additional argument.
2979 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2981 (reduction_code_for_scalar_code): Handle additional codes by
2982 returning ERROR_MARK for them. Fix comment and indentation.
2983 (vect_is_simple_reduction): Fix comment, add argument to specify
2984 double reduction. Detect double reduction.
2985 (get_initial_def_for_induction): Fix indentation.
2986 (get_initial_def_for_reduction): Fix comment and indentation.
2987 Handle double reduction. Create initial definitions that do not
2988 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2989 (vect_create_epilog_for_reduction): Fix comment, add argument to
2990 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2991 epilogue result extraction. Create double reduction phi node and
2992 replace relevant uses.
2993 (vectorizable_reduction): Call vect_is_simple_reduction with
2994 additional argument. Fix indentation. Update epilogue code treatment
2995 according to the changes in reduction_code_for_scalar_code. Check
2996 for double reduction. Call vect_create_epilog_for_reduction with
2997 additional argument.
2998 * tree-vect-stmts.c (process_use): Handle double reduction, update
3000 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
3001 (vect_get_vec_def_for_operand): Likewise.
3003 2009-07-12 Danny Smith <dansmister@gmail.com>
3005 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
3006 dllexport if !TREE_PUBLIC.
3007 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
3009 2009-07-11 Anatoly Sokolov <aesok@post.ru>
3011 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
3012 (avr_extra_arch_macro) Remove declatation.
3013 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
3014 (avr_extra_arch_macro) Declare as static.
3015 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
3017 2009-07-11 Jan Hubicka <jh@suse.cz>
3020 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
3022 2009-07-11 Jakub Jelinek <jakub@redhat.com>
3025 * dwarf2out.c (dw_fde_struct): Add in_std_section and
3026 cold_in_std_section bits.
3027 (dwarf2out_begin_prologue): Initialize them.
3028 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
3029 if already covered by text_section or cold_text_section range.
3031 PR rtl-optimization/40667
3032 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
3033 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
3034 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
3035 * config/i386/i386.c (ix86_minimum_alignment): New function.
3036 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
3037 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
3038 * emit-rtl.c (gen_reg_rtx): Likewise.
3039 * function.c (assign_parms): Likewise. If nominal_type needs
3040 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
3041 rather than passed_type's alignment.
3044 * function.c (assign_parm_setup_stack): Adjust
3045 MEM_OFFSET (data->stack_parm) if promoted_mode is different
3046 from nominal_mode on big endian.
3048 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
3050 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
3052 2009-07-10 DJ Delorie <dj@redhat.com>
3054 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
3056 2009-07-10 Mark Mitchell <mark@codesourcery.com>
3058 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
3060 (thumb2_cbnz): Likewise.
3062 2009-07-10 David Daney <ddaney@caviumnetworks.com>
3065 * config.gcc (supported_defaults): Add synci.
3066 (with_synci): Add validation.
3067 (all_defaults): Add synci.
3068 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
3071 * config/mips/mips.opt (msynci): New option.
3072 * config/mips/mips.c (mips_override_options): Warn on use of
3073 -msynci for targets that do now support it.
3074 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
3076 * gcc/doc/invoke.texi (-msynci): Document the new option.
3077 * doc/install.texi (--with-synci): Document the new option.
3079 2009-07-10 Richard Guenther <rguenther@suse.de>
3081 PR tree-optimization/40496
3082 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
3083 the PHI result with a compatible type.
3085 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
3089 * c.opt (Wunused-result): New.
3090 * doc/invoke.texi: Document it.
3091 * c-common.c (c_warn_unused_result): Use it.
3093 2009-07-09 DJ Delorie <dj@redhat.com>
3095 * targhooks.c (default_target_can_inline_p): Rename from
3096 default_target_option_can_inline_p.
3097 * targhooks.h (default_target_can_inline_p): Likewise.
3098 * target-def.h (TARGET_CAN_INLINE_P): Rename from
3099 TARGET_OPTION_CAN_INLINE_P.
3100 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
3101 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
3102 (mep_target_can_inline_p): Rename from
3103 mep_target_option_can_inline_p.
3106 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
3107 registers used to pass vectors.
3109 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
3111 2009-07-09 Tom Tromey <tromey@redhat.com>
3113 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
3114 * config/mmix/mmix.c: Include dwarf2.h.
3115 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
3116 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
3117 * config/sh/sh.c: Include dwarf2.h.
3118 * config/i386/i386.c: Include dwarf2.h.
3119 * Makefile.in (DWARF2_H): Remove 'elf'.
3120 * except.c: Include dwarf2.h.
3121 * unwind-dw2.c: Include dwarf2.h.
3122 * dwarf2out.c: Include dwarf2.h.
3123 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
3124 * unwind-dw2-fde.c: Include dwarf2.h.
3125 * dwarf2asm.c: Include dwarf2.h.
3127 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3129 * haifa-sched.c (insn_finishes_cycle_p): New static function.
3130 (max_issue): Use it.
3131 * sched-int.h (struct sched_info: insn_finishes_block_p): New
3133 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
3134 (region_sched_info): Update.
3135 * sched-ebb.c (ebb_sched_info): Update.
3136 * modulo-sched.c (sms_sched_info): Update.
3137 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
3139 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3141 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
3143 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
3145 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
3147 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3150 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3151 arg1 with arg01 if arg1 is already INTEGER_CST.
3153 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3155 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3156 Transform (and (truncate)) into (truncate (and)).
3158 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3160 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3161 creating LHS paradoxical subregs. Fix surrounding returns to
3162 use NULL_RTX rather than 0.
3164 2009-07-08 DJ Delorie <dj@redhat.com>
3166 * config/mep/mep.c: (mep_option_can_inline_p): New.
3167 (TARGET_OPTION_CAN_INLINE_P): Define.
3169 2009-07-08 Mark Wielaard <mjw@redhat.com>
3172 * dwarf2out.c (add_data_member_location_attribute): When we have
3173 only a constant offset don't emit a new location description using
3174 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3177 2009-07-08 Richard Henderson <rth@redhat.com>
3180 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3181 (enum reg_class): Add CLOBBERED_REGS.
3182 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3183 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3184 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3185 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3186 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3187 force 64-bit sibcalls into R11.
3188 * config/i386/constraints.md (U): New constraint.
3189 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3190 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3191 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3193 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3195 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3197 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3198 * ebitmap.h (dump_ebitmap): Ditto.
3199 * optabs.h (optab_libfunc): Ditto.
3200 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3201 * tree-flow.h (vect_can_force_dr_alignment_p,
3202 get_vectype_for_scalar_type): Ditto.
3203 (vectorize_loops): Move prototype to ...
3204 * tree-vectorizer.h: ... here. Also, adjust comment.
3205 (vect_set_verbosity_level): Remove duplicate prototype.
3206 * tree-ssa-loop.c: Include tree-vectorizer.h.
3207 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3209 2009-07-08 Nick Clifton <nickc@redhat.com>
3211 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3214 2009-07-08 DJ Delorie <dj@redhat.com>
3216 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3217 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3218 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3220 * config/mep/intrinsics.md: Regenerated.
3221 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3222 registers when asm() or calls are detected.
3224 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3227 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3229 * gimple (gimple_build_call_from_tree): Likewise.
3230 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3231 no_warning flag before warning.
3233 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3235 * tree.c (set_expr_locus): Remove.
3236 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3237 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3239 * gimplify.c (internal_get_tmp_var): Likewise.
3240 (gimplify_call_expr): Likewise.
3241 (gimplify_one_sizepos): Likewise.
3243 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3246 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3247 to variables for debugging purposes.
3249 2009-06-23 Mark Loeser <mark@halcy0n.com>
3252 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3254 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3256 * pretty-print.c (pp_base_format): Remove %J.
3257 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3258 gcc_cxxdiag_char_table): Likewise.
3259 (init_dynamic_diag_info): Likewise.
3261 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3263 * pretty-print.c (pp_base_format): Remove %H.
3264 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3265 gcc_cxxdiag_char_table): Likewise.
3266 (init_dynamic_diag_info): Likewise.
3267 * config/mep/mep.c (mep_select_section): Likewise.
3269 2009-07-07 Duncan Sands <baldrick@free.fr>
3271 * final.c (pass_clean_state): Give the pass a name.
3272 * passes.c (pass_rest_of_compilation): Likewise.
3273 * tree-optimize.c (pass_all_optimizations): Likewise.
3275 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3277 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3278 an extra 'decl' for error_at.
3280 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3283 * tree-tailcall.c (adjust_return_value_with_ops,
3284 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3285 if it has complex or vector type.
3287 2009-07-07 Olivier Hainque <hainque@adacore.com>
3289 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3292 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3294 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3296 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3298 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3299 * c-decl.c: Likewise.
3300 * function.c: Likewise.
3301 * varasm.c: Likewise.
3302 * tree-ssa.c: Likewise.
3303 * c-common.c: Likewise.
3304 * tree-cfg.c: Likewise.
3305 * config/spu/spu.c: Likewise.
3306 * config/ia64/ia64.c: Likewise.
3307 * config/v850/v850.c: Likewise.
3309 2009-07-06 DJ Delorie <dj@redhat.com>
3311 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3312 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3313 unspecified accesses to control registers.
3314 * config/mep/intrinsics.md: Regenerate.
3315 * config/mep/intrinsics.h: Regenerate.
3316 * config/mep/mep-intrin.h: Regenerate.
3318 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3320 * c-lex.c: Replace %H by an explicit location. Update all calls.
3321 * c-common.c: Likewise.
3322 * c-decl.c: Likewise.
3323 * c-typeck.c: Likewise.
3324 * fold-const.c: Likewise.
3325 * gimplify.c: Likewise.
3327 * tree-cfg.c: Likewise.
3328 * tree-ssa-loop-niter.c: Likewise.
3329 * tree-vrp.c: Likewise.
3330 * value-prof.c: Likewise.
3332 2009-07-06 Diego Novillo <dnovillo@google.com>
3334 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3335 if it has one. Handle cases where VAR does not have an
3336 annotation or cfun is NULL.
3338 2009-07-06 Diego Novillo <dnovillo@google.com>
3340 * tree.c: Include debug.h.
3341 (initialize_tree_contains_struct): New.
3342 (init_ttree): Call it.
3343 (tree_node_structure_for_code): Factor out of ...
3344 (tree_node_structure): ... here.
3345 * treestruct.def (TS_PHI_NODE): Remove.
3346 (TS_GIMPLE_STATEMENT): Remove.
3348 2009-07-06 Diego Novillo <dnovillo@google.com>
3350 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3351 (debug_tree_chain): Handle cycles.
3353 2009-07-06 Nick Clifton <nickc@redhat.com>
3354 DJ Delorie <dj@redhat.com>
3356 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3357 __FMOVD_ENABLED__ is defined.
3359 (TARGET_FMOVD): Provide a default definition.
3360 (MASK_FMOVD): Likewise.
3361 (TARGET_CPU_CPP_BUILTINS): Define
3362 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3363 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3364 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3365 (split for DF load from memory into register): Also handle
3366 MEMs which consist of REG+DISP addressing.
3367 (split for DF store from register to memory): Likewise.
3368 (movsf_ie): Always use single fp_mode.
3369 * config/sh/sh.c (sh_override_options): Do not automatically
3370 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3371 that to the -mfmovd command line switch.
3372 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3373 (fldi_ok): Always allow.
3374 * config/sh/sh.opt (mfmovd): Remove this switch.
3375 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3377 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3378 Kaz Kojima <kkojima@gcc.gnu.org>
3380 PR rtl-optimization/30807
3381 * postreload.c (reload_combine): For every new use of REG_SUM,
3382 record the use of BASE.
3384 2009-07-06 Jan Hubicka <jh@suse.cz>
3386 * params.def: Revert my accidental commit at 2009-06-30.
3388 2009-07-04 Ian Lance Taylor <iant@google.com>
3391 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3393 (mingw_format_attribute_overrides): Likewise.
3395 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3398 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3399 don't check cfa.reg. Instead of cfa.indirect use
3400 fde && fde->drap_reg != INVALID_REGNUM test.
3402 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3404 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3406 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3409 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3411 2009-07-03 Richard Guenther <rguenther@suse.de>
3413 PR tree-optimization/40640
3414 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3417 2009-07-03 Jan Hubicka <jh@suse.cz>
3419 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3420 for size, reduce amount of inlining.
3422 2009-07-03 Richard Guenther <rguenther@suse.de>
3425 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3426 if t +- x is known to not overflow and the conversion widens the
3428 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3430 2009-07-03 Jan Hubicka <jh@suse.cz>
3432 * ipa-pure-const.c (analyze): Update loop optimizer init.
3433 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3434 try_remove_empty_loop, remove_empty_loops): Remove.
3435 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3436 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3437 to mark regular loops as neccesary.
3438 (degenerate_phi_p): New function.
3439 (propagate_necessity, remove_dead_phis): Use it.
3440 (forward_edge_to_pdom): Likewise.
3441 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3442 virtual PHI nodes that became unreachable.
3443 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3444 * tree-flow.h (remove_empty_loops): Remove.
3445 * passes.c (init_optimization_passes): Remove.
3447 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3449 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3450 can_create_pseudo_p.
3451 (*fix_trunc<mode>_i387_1): Ditto.
3452 (*floathi<mode>2_1): Ditto.
3453 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3454 (*fistdi2_1): Ditto.
3455 (*fist<mode>2_1): Ditto.
3456 (frndintxf2_floor): Ditto.
3457 (*fist<mode>2_floor_1): Ditto.
3458 (frndintxf2_ceil): Ditto.
3459 (*fist<mode>2_ceil_1): Ditto.
3460 (frndintxf2_trunc): Ditto.
3461 (frndintxf2_mask_pm): Ditto.
3462 (fxam<mode>2_i387_with_temp): Ditto.
3463 * config/i386/sse.md (mulv16qi3): Ditto.
3464 (*sse2_mulv4si3): Ditto.
3466 (sse4_2_pcmpestr): Ditto.
3467 (sse4_2_pcmpistr): Ditto.
3469 2009-07-03 Jan Hubicka <jh@suse.cz>
3471 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3472 (mark_stmt_necessary): Set it.
3473 (mark_operand_necessary): Set it.
3474 (mark_control_dependent_edges_necessary): Set it.
3475 (mark_virtual_phi_result_for_renaming): New function.
3476 (get_live_post_dom): New function.
3477 (forward_edge_to_pdom): New function.
3478 (remove_dead_stmt): Fix handling of control dependences.
3479 (tree_dce_init): Init new bitmap.
3480 (tree_dce_done): Free it.
3482 2009-07-02 Richard Guenther <rguenther@suse.de>
3485 * tree-ssa-structalias.c (new_var_info): Initialize
3488 2009-07-02 Jan Hubicka <jh@suse.cz>
3490 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3493 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3495 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3496 instead of recomputing it. Adjust calls.
3497 (emit_store_flag): Adjust recursive calls.
3499 2009-07-02 Richard Guenther <rguenther@suse.de>
3501 * tree-ssa-live.c (remove_unused_locals): Do not remove
3503 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3504 of DECL_EXTERNAL for HEAP variables.
3505 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3506 HEAP variables. Do not adjust RESTRICT vars.
3507 (find_what_var_points_to): Nobody cares if something
3510 2009-07-02 Ben Elliston <bje@au.ibm.com>
3512 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3513 pc_low and pc_high declarations to the top of the function.
3515 2009-07-01 DJ Delorie <dj@redhat.com>
3517 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3519 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3520 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3521 unspecified accesses to control registers.
3522 * config/mep/intrinsics.md: Regenerate.
3523 * config/mep/intrinsics.h: Regenerate.
3524 * config/mep/mep-intrin.h: Regenerate.
3526 2009-07-01 Anthony Green <green@moxielogic.com>
3528 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3529 instruction when possible.
3530 (moxie_expand_prologue): Ditto. Also, save an instruction and
3531 some complexity by popping off of $r12 instead of $sp.
3532 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3535 2009-07-01 Richard Henderson <rth@redhat.com>
3538 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3539 contained no insns, reposition note before last insn.
3541 2009-07-01 Richard Henderson <rth@redhat.com>
3544 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3545 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3547 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3550 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3551 darwin9 for printing reg addresses with %y.
3553 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3555 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3556 truncation from operands in binary operations.
3558 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3561 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3562 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3563 subreg of op0 to the original op0.
3565 * expmed.c (store_bit_field_1): Use a temporary as the destination
3566 instead of a paradoxical subreg when we need to truncate the result.
3568 2009-07-01 DJ Delorie <dj@redhat.com>
3570 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3571 names to VLIW variants.
3572 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3573 * config/mep/intrinsics.md: Regenerate.
3574 * config/mep/intrinsics.h: Regenerate.
3575 * config/mep/mep-intrin.h: Regenerate.
3577 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3580 * jump.c (returnjump_p): Revert last patch.
3581 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3583 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3586 * pa.md (casesi32p): Use jump table label to determine the offset
3588 (casesi64p): Likewise.
3590 * pa.c (forward_branch_p): Return bool type. Use instruction
3591 addresses when available. Assert that INSN has a jump label.
3592 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3595 2009-07-01 Richard Guenther <rguenther@suse.de>
3597 PR tree-optimization/19831
3598 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3599 that only act as barriers do not make any previous stores necessary.
3600 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3601 HEAP variables global, do not add a constraint from nonlocal.
3602 (find_func_aliases): Handle escapes through return statements.
3603 (compute_points_to_sets): Make escaped HEAP variables global.
3605 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3608 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3609 after reducing a DImode cstore to SImode.
3611 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3613 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3614 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3616 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3618 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3619 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3621 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3622 and umod_optab if TARGET_BSD_DIVMOD.
3623 * config/vax/lib1funcs.asm: New file.
3624 * config/vax/t-linux: New file.
3625 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3627 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3630 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3631 to type arguments that have void type.
3634 * dwarf2out.c (gen_formal_parameter_die): Call
3635 equate_decl_number_to_die if node is different from origin.
3637 2009-06-30 Anthony Green <green@moxielogic.com>
3639 Clean up moxie port for --enable-build-with-cxx.
3640 * config/moxie/moxie.c (moxie_function_value): First two
3641 parameters are const_tree, not tree.
3642 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3643 (REG_CLASS_NAMES): Ditto.
3644 (REGNO_REG_CLASS): Ditto.
3645 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3646 (moxie_function_value): Fix constyness of arguments.
3648 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3650 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3651 finalize_size_functions before further processing.
3652 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3653 (variable_size): Call self_referential_size on size expressions
3654 that contain a PLACEHOLDER_EXPR.
3655 (size_functions): New static variable.
3656 (copy_self_referential_tree_r): New static function.
3657 (self_referential_size): Likewise.
3658 (finalize_size_functions): New global function.
3659 * tree.c: Include tree-inline.h.
3660 (push_without_duplicates): New static function.
3661 (find_placeholder_in_expr): New global function.
3662 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3664 <tcc_expression>: Likewise.
3665 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3666 the call in the expression.
3667 * tree.h (finalize_size_functions): Declare.
3668 (find_placeholder_in_expr): Likewise.
3669 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3670 (substitute_placeholder_in_expr): Update comment.
3671 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3673 (copy_tree_body_r): Likewise.
3674 (copy_tree_body): New static function.
3675 (maybe_inline_call_in_expr): New global function.
3676 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3677 (maybe_inline_call_in_expr): Declare.
3678 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3679 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3682 2009-06-30 Richard Guenther <rguenther@suse.de>
3684 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3686 (propagate_necessity): Do not mark reaching defs of stores
3689 2009-06-30 Jan Hubicka <jh@suse.cz>
3691 * cfgloopanal.c (check_irred): Move into ...
3692 (mark_irreducible_loops): ... here; return true if ireducible
3694 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3695 (analyze_function): Try to prove loop finiteness.
3696 * cfgloop.h (mark_irreducible_loops): Update prototype.
3697 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3699 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3701 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3703 2009-06-30 Ira Rosen <irar@il.ibm.com>
3705 PR tree-optimization/40542
3706 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3709 2009-06-30 Martin Jambor <mjambor@suse.cz>
3711 PR tree-optimization/40582
3712 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3713 than useless_type_conversion_p.
3714 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3717 2009-06-30 Martin Jambor <mjambor@suse.cz>
3720 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3722 2009-06-30 Richard Guenther <rguenther@suse.de>
3724 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3725 use ao_ref references.
3726 (walk_aliased_vdefs): Likewise.
3727 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3728 * tree-ssa-dce.c (struct ref_data): Remove.
3729 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3730 (mark_aliased_reaching_defs_necessary): Adjust.
3731 (mark_all_reaching_defs_necessary_1): Likewise.
3733 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3736 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3737 (emit_store_flag_1): Extract from emit_store_flag, adjust
3738 calls to (what now is) emit_cstore.
3739 (emit_store_flag): Call emit_store_flag_1 and also use it
3740 for what used to be recursive calls.
3742 2009-06-30 Wei Guozhi <carrot@google.com>
3745 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3746 if the target bb post dominates from bb.
3747 * config/i386/i386.c (memory_address_length): Check existence of base
3748 register before using it.
3750 2009-06-30 Nick Clifton <nickc@redhat.com>
3751 DJ Delorie <dj@redhat.com>
3753 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3754 __FMOVD_ENABLED__ is defined.
3756 (TARGET_FMOVD): Provide a default definition.
3757 (MASK_FMOVD): Likewise.
3758 (TARGET_CPU_CPP_BUILTINS): Define
3759 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3760 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3761 two fmov instructions depending upon whether TARGET_FMOVD is
3763 (split for DF load from memory into register): Also handle
3764 MEMs which consist of REG+DISP addressing.
3765 (split for DF store from register to memory): Likewise.
3766 * config/sh/sh.opt (mfmovd): Remove this switch.
3767 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3768 * config/sh/sh.c (sh_override_options): Do not automatically
3769 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3770 that to the -mfmovd command line switch.
3772 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3774 (fldi_ok): Always allow.
3775 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3777 2009-06-29 DJ Delorie <dj@redhat.com>
3779 * doc/install.texi (mep-x-elf): Correct chip's full name.
3781 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3783 * doc/extend.texi: Fix typo.
3785 2009-06-29 Tom Tromey <tromey@redhat.com>
3788 * Makefile.in (DWARF2_H): New variable.
3790 (dwarf2out.o): Likewise.
3791 (dwarf2asm.o): Likewise.
3792 * config/i386/t-i386: Use DWARF2_H.
3793 * except.c: Include elf/dwarf2.h.
3794 * unwind-dw2.c: Include elf/dwarf2.h.
3795 * dwarf2out.c: Include elf/dwarf2.h.
3796 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3797 <dtprel>: New field.
3798 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3799 (size_of_loc_descr): Likewise.
3800 (output_loc_operands_raw): Likewise.
3801 (output_loc_operands): Handle new dtprel field.
3802 (loc_checksum): Update.
3803 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3804 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3805 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3806 * dwarf2asm.c: Include elf/dwarf2.h.
3807 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3808 * config/mmix/mmix.c: Include elf/dwarf2.h.
3809 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3810 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3811 * config/sh/sh.c: Include elf/dwarf2.h.
3812 * config/i386/i386.c: Include elf/dwarf2.h.
3814 2009-06-29 DJ Delorie <dj@redhat.com>
3816 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3818 * doc/extend.texi: Add MeP attributes and pragmas.
3819 * doc/invoke.text: Add MeP Options.
3820 * doc/contrib.texi: Add MeP contribution.
3821 * doc/md.texi: Add MeP constraints.
3822 * doc/install.texi: Add MeP target.
3824 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3826 * target.h (struct gcc_target): Add frame_pointer_required field.
3827 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3828 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3829 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3831 * reload1.c (update_eliminables): (Ditto.).
3832 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3833 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3834 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3836 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3838 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3839 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3840 (arm_frame_pointer_required): New function.
3842 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3843 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3844 (avr_frame_pointer_required_p): Declare as static.
3845 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3847 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3848 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3849 (bfin_frame_pointer_required): Make as static, change return type
3851 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3853 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3854 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3855 (cris_frame_pointer_required): New function.
3857 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3859 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3860 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3861 (fr30_frame_pointer_required): New function.
3863 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3864 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3865 (frv_frame_pointer_required): Make as static, change return type
3867 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3869 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3870 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3871 (ix86_frame_pointer_required): Make as static, change return type to
3873 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3875 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3876 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3878 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3880 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3882 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3884 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3885 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3886 (mips_frame_pointer_required): Make as static.
3887 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3889 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3890 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3891 (mmix_frame_pointer_required): Mew function.
3893 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3894 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3896 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3898 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3900 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3902 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3903 (CAN_ELIMINATE): Redefine.
3904 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3905 (sparc_frame_pointer_required): New function.
3906 (sparc_can_eliminate): New function.
3907 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3909 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3910 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3912 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3913 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3914 (xtensa_frame_pointer_required): Make as static, change return type
3916 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3919 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3921 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3922 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3923 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3924 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3925 (register_callback): Handle PLUGIN_START_UNIT.
3926 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3928 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3930 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3932 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3933 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3935 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3937 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3940 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3942 * doc/extend.texi (Additional Floating Types): __float128 is also
3943 supported on i386 targets.
3945 2009-06-29 Richard Guenther <rguenther@suse.de>
3948 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3950 (pt_solutions_same_restrict_base): Declare.
3951 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3953 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3954 (make_constraint_from, make_copy_constraint): Move earlier.
3955 (make_constraint_from_heapvar): New function.
3956 (make_constraint_from_restrict): Likewise.
3957 (handle_lhs_call): Use it.
3958 (find_func_aliases): Use it to track conversions to restrict
3960 (struct fieldoff): Add only_restrict_pointers flag.
3961 (push_fields_onto_fieldstack): Initialize it.
3962 (create_variable_info_for): Track global restrict qualified pointers.
3963 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3964 Track restrict qualified pointer arguments.
3965 (set_uids_in_ptset): Use varinfo is_global_var flag.
3966 (find_what_var_points_to): Set the vars_contains_restrict flag.
3967 Always create the points-to solution for sets including restrict tags.
3968 (pt_solutions_same_restrict_base): New function.
3969 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3970 qualified pointers use pt_solutions_same_restrict_base as
3971 additional source for disambiguation.
3973 2009-06-29 Richard Guenther <rguenther@suse.de>
3976 * alias.c (find_base_decl): Remove.
3977 (get_deref_alias_set_1): Remove restrict handling.
3978 * c-common.c (c_apply_type_quals_to_decl): Do not set
3979 DECL_POINTER_ALIAS_SET.
3980 * gimplify.c (find_single_pointer_decl_1): Remove.
3981 (find_single_pointer_decl): Likewise.
3982 (internal_get_tmp_var): Remove restrict handling.
3983 (gimple_regimplify_operands): Likewise.
3984 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3985 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3986 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3987 * tree.c (restrict_base_for_decl): Remove.
3988 (init_ttree): Do not allocate it.
3989 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3990 LABEL_DECL_UID for label decls.
3991 (copy_node_stat): Do not copy restrict information.
3992 (decl_restrict_base_lookup): Remove.
3993 (decl_restrict_base_insert): Likewise.
3994 (print_restrict_base_statistics): Likewise.
3995 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3996 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3997 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3998 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3999 (LABEL_DECL_UID): Adjust.
4000 (DECL_BASED_ON_RESTRICT_P): Remove.
4001 (DECL_GET_RESTRICT_BASE): Likewise.
4002 (SET_DECL_RESTRICT_BASE): Likewise.
4003 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
4005 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
4006 instead of DECL_POINTER_ALIAS_SET.
4007 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4008 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
4009 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
4011 2009-06-29 Richard Guenther <rguenther@suse.de>
4013 PR tree-optimization/40579
4014 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
4015 the IL to simplify has constants that overflowed.
4017 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
4019 PR tree-optimization/40550
4020 * tree-vect-generic.c (expand_vector_operations_1): Compute in
4021 vector_compute_type only when the size of vector_compute_type is
4022 less than the size of type.
4024 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
4026 * fold-const.c (contains_label_1): Fix comments.
4027 (contains_label_p): Do not walk trees multiple time.
4029 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4031 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
4032 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
4033 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
4034 ix86_fp_comparison_operator.
4035 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
4036 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
4037 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
4038 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
4039 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
4040 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
4041 (related splits): Change predicate to ix86_fp_comparison_operator.
4042 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
4043 instead of ix86_fp_comparison_codes.
4044 (ix86_trivial_fp_comparison_operator,
4045 ix86_fp_comparison_operator): New.
4046 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
4047 (ix86_expand_compare): Eliminate last two parameters.
4048 (ix86_fp_jump_nontrivial_p): Kill.
4049 * config/i386/i386.c (put_condition_code): Eliminate call to
4050 ix86_fp_comparison_codes and subsequent assertion.
4051 (ix86_fp_comparison_codes): Eliminate.
4052 (ix86_fp_swap_condition): New.
4053 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
4054 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
4055 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
4056 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
4057 and ix86_fp_swap_condition.
4058 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
4059 Use ix86_fp_comparison_strategy.
4060 (ix86_expand_compare): Likewise. Eliminate last two arguments.
4061 (ix86_fp_jump_nontrivial_p): Eliminate.
4062 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
4063 call to ix86_expand_compare.
4064 (ix86_split_fp_branch, ix86_expand_setcc,
4065 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
4066 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
4068 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4070 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
4071 related to jump_clobbers.
4072 * config/arm/arm.md (conds): Remove jump_clob case.
4073 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
4074 splits): Change comparison_operator to arm_comparison_operator.
4075 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
4078 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4080 * dojump.c (do_compare_rtx_and_jump): Try swapping the
4081 condition for floating point modes.
4082 * expmed.c (emit_store_flag_1): Move here a bigger part
4084 (emit_store_flag): Try swapping the condition for floating point
4086 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
4088 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4090 * expr.c (expand_expr_real_1): Just use do_store_flag.
4091 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
4092 emit_store_flag_force.
4093 * expmed.c (emit_store_flag_force): Copy here trick
4094 previously in expand_expr_real_1. Try reversing the comparison.
4095 (emit_store_flag_1): Work if target is NULL.
4096 (emit_store_flag): Work if target is NULL, using the result mode
4097 from the comparison. Use split_comparison, restructure final part
4098 to simplify conditionals.
4100 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
4102 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
4103 * dojump.c (do_jump): Change handling of floating-point
4104 ops to use just do_compare_and_jump.
4105 (split_comparison): New.
4106 (do_compare_rtx_and_jump): Add here logic coming previously
4107 in do_jump, using split_comparison.
4109 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
4112 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
4114 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4116 * tree-ssa-alias.c: Fix unintentional commit.
4118 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4120 * passes.c (execute_one_pass): Fix unintentional commit.
4122 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4124 * df-problems.c (df_set_seen, df_unset_seen): Delete.
4125 (df_rd_local_compute, df_md_local_compute): Inline them.
4127 (df_md_scratch): New.
4128 (df_md_alloc, df_md_free): Allocate/free it.
4129 (df_md_local_compute): Only include live registers in init.
4130 (df_md_transfer_function): Prune the in-set computed by
4131 the confluence function, and the gen-set too.
4133 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4135 PR rtl-optimization/26854
4136 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
4137 * df-problems.c (df_rd_add_problem): Fix comment.
4138 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
4139 df_md_simulate_artificial_defs_at_top,
4140 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
4141 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
4142 df_md_transfer_function, df_md_init, df_md_confluence_0,
4143 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
4144 problem_MD, df_md_add_problem): New.
4145 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
4146 df_md_get_bb_info): New.
4147 (DF_LAST_PROBLEM_PLUS1): Adjust.
4149 * Makefile.in (fwprop.o): Include domwalk.h.
4150 * fwprop.c: Include domwalk.h.
4151 (reg_defs, reg_defs_stack): New.
4152 (bitmap_only_bit_between): Remove.
4153 (process_defs): New.
4154 (process_uses): Use reg_defs and local_md instead of
4155 bitmap_only_bit_between and local_rd.
4156 (single_def_use_enter_block): New, from build_single_def_use_links.
4157 (single_def_use_leave_block): New.
4158 (build_single_def_use_links): Remove code moved to
4159 single_def_use_enter_block, invoke domwalk.
4160 (use_killed_between): Adjust comment.
4162 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4164 * bitmap.h (bitmap_ior_and_into): New.
4165 * bitmap.c (bitmap_ior_and_into): New.
4167 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4169 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4170 before_dom_children_before_stmts and after_dom_children_after_stmts.
4171 Rename the two remaining callbacks to just before_dom_children and
4172 after_dom_children. Remove other GIMPLE statement walking bits.
4173 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4174 * graphite.c: Do not include domwalk.h.
4175 * tree-into-ssa.c (interesting_blocks): New global.
4176 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4177 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4178 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4179 now that they're not domwalk callbacks.
4180 (rewrite_initialize_block): Rename to...
4181 (rewrite_enter_block): ... this, place after called functions. Test
4182 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4183 (rewrite_finalize_block): Rename to...
4184 (rewrite_leave_block): ... this, place after called functions.
4185 (rewrite_update_init_block): Rename to...
4186 (rewrite_update_enter_block): ... this, place after called functions.
4187 Test interesting_blocks, call rewrite_update_stmt and
4188 rewrite_update_phi_arguments.
4189 (rewrite_update_fini_block): Rename to...
4190 (rewrite_leave_block): ... this, place after called functions.
4191 (rewrite_blocks): Remove last argument, simplify initialization of
4193 (mark_def_sites_initialize_block): Rename to...
4194 (mark_def_sites_block): ... this, call mark_def_sites.
4195 (mark_def_sites_blocks): Remove argument, simplify initialization of
4197 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4198 (update_ssa): Likewise.
4199 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4201 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4202 (dom_opt_initialize_block): Rename to...
4203 (dom_opt_enter_block): ... this, place after called functions. Walk
4204 statements here, inline propagate_to_outgoing_edges.
4205 (dom_opt_finalize_block): Rename to...
4206 (dom_opt_leave_block): ... this, place after called functions.
4207 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4209 (dse_enter_block, dse_record_phi): New.
4210 (dse_record_phis): Delete.
4211 (dse_finalize_block): Rename to...
4212 (dse_leave_block): ... this.
4213 (tree_ssa_dse): Simplify initialization of walk_data.
4214 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4215 Adjust initialization of walk_data.
4216 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4217 * tree-ssa-loop-phiopt.c (get_non_trapping):
4218 Adjust initialization of walk_data.
4219 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4220 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4221 it's not a domwalk callback.
4222 (uncprop_initialize_block): Rename to...
4223 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4224 (dse_finalize_block): Rename to...
4225 (dse_leave_block): ... this.
4226 (tree_ssa_uncprop): Simplify initialization of walk_data.
4227 * Makefile.in: Adjust dependencies.
4229 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4231 * arm.md (casesi): Fix test for Thumb1.
4232 (thumb1_casesi_internal_pic): Likewise.
4233 (thumb1_casesi_dispatch): Likewise.
4235 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4237 * config/arm/arm-cores.def: Added core cortex-m0.
4238 * config/arm/arm-tune.md: Regenerated.
4239 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4241 2009-06-26 DJ Delorie <dj@redhat.com>
4243 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4245 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4246 the scheduler doesn't tag jump insns.
4248 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4250 * c-decl.c (merge_decls): Re-indent.
4252 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4255 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4256 Special-case decimal float constants.
4258 2009-06-26 Richard Henderson <rth@redhat.com>
4260 * function.h (struct function): Add cannot_be_copied_reason,
4261 and cannot_be_copied_set.
4262 * tree-inline.c (has_label_address_in_static_1): Rename from
4263 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4264 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4265 don't set inline_forbidden_reason.
4266 (copy_forbidden): New function, split out of inline_forbidden_p.
4267 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4268 (inline_forbidden_p): Use copy_forbidden.
4269 (tree_versionable_function_p): Likewise.
4270 (inlinable_function_p): Merge into tree_inlinable_function_p.
4271 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4272 * ipa-cp.c (ipcp_versionable_function_p): New function.
4273 (ipcp_cloning_candidate_p): Use it.
4274 (ipcp_node_modifiable_p): Likewise.
4276 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4278 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4279 that is marked not to be inlined. Remove flag_mudflap use.
4280 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4281 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4283 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4286 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4287 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4289 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4291 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4293 (__mingwthr_remove_key_dtor): Likewise.
4295 2009-06-26 Richard Guenther <rguenther@suse.de>
4297 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4299 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4302 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4303 try the non-cond_exec path also.
4305 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4308 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4309 (output_cbranch): Use new functions.
4310 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4313 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4314 Pat Haugen <pthaugen@us.ibm.com>
4315 Revital Eres <ERES@il.ibm.com>
4317 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4318 for %c error. Add %x support to print VSX registers as a unified
4319 register set, instead of separate float and altivec registers.
4320 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4321 %y case, and add support for VSX pre-modify addresses.
4322 (output_toc): Add assert for CONST containing an integer constant
4324 (rs6000_adjust_cost): Add POWER7 support.
4325 (insn_must_be_first_in_group): Ditto.
4326 (insn_must_be_last_in_group): Ditto.
4327 (rs6000_emit_popcount): Ditto.
4328 (rs6000_vector_mode_supported_p): Ditto.
4330 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4331 Change some of the functions called by macros to being called
4332 through a pointer, so debug functions can be inserted if
4333 -mdebug=addr or -mdebug=cost.
4334 (rs6000_preferred_reload_class_ptr): Ditto.
4335 (rs6000_secondary_reload_class_ptr): Ditto.
4336 (rs6000_secondary_memory_needed_ptr): Ditto.
4337 (rs6000_cannot_change_mode_class_ptr): Ditto.
4338 (rs6000_secondary_reload_inner): Ditto.
4339 (rs6000_legitimize_reload_address): Ditto.
4340 (rs6000_legitimize_reload_address_ptr): Ditto.
4341 (rs6000_mode_dependent_address): Ditto.
4342 (rs6000_mode_dependent_address_ptr): Ditto.
4344 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4345 function to return true if the mode allows reg + integer
4347 (virtual_stack_registers_memory_p): New function to return true if
4348 the address refers to a virtual stack register.
4349 (rs6000_legitimate_offset_address_p): Move code to say whether a
4350 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4352 (rs6000_legitimate_address_p): Add checks for modes that only can
4353 do reg+reg addressing. Start adding VSX support.
4354 (rs6000_legitimize_reload_address): Ditto.
4355 (rs6000_legitimize_address): Ditto.
4356 (rs6000_debug_legitimate_address_p): New debug functions for
4357 -mdebug=addr and -mdebug=cost.
4358 (rs6000_debug_rtx_costs): Ditto.
4359 (rs6000_debug_address_costs): Ditto.
4360 (rs6000_debug_adjust_cost): Ditto.
4361 (rs6000_debug_legitimize_address): Ditto.
4362 (rs6000_legitimize_reload_address_ptr): Point to call normal
4363 function or debug function. Make functions called via pointer
4365 (rs6000_mode_dependent_address_ptr): Ditto.
4366 (rs6000_secondary_reload_class_ptr): Ditto.
4367 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4368 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4369 into a friendlier error.
4370 (rs6000_init_builtins): Add initial VSX support.
4371 (rs6000_adjust_cost): Fix some spacing issues.
4373 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4374 (REG_CLASS_NAMES): Ditto.
4375 (REG_CLASS_CONTENTS): Ditto.
4376 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4377 pointer, to add -mdebug=addr support.
4378 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4379 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4380 -mdebug=addr support.
4381 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4382 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4383 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4385 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4387 (bswapsi*): Set attribute types for load/store. Add combiner
4388 patterns to eliminate zero extend on 64-bit.
4389 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4390 stdbrx if the hardware supports those instructions.
4392 2009-06-25 Ian Lance Taylor <iant@google.com>
4394 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4395 (Link Options): Document -static-libstdc++.
4397 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4400 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4401 DATA_ALIGNMENT instead.
4403 2009-06-25 Richard Guenther <rguenther@suse.de>
4405 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4406 indirect references against the callused/escaped solutions.
4407 (call_may_clobber_ref_p_1): Likewise.
4409 2009-06-25 Martin Jambor <mjambor@suse.cz>
4411 PR tree-optimization/40493
4412 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4413 (enum unscalarized_data_handling): New type.
4414 (handle_unscalarized_data_in_subtree): Return what has been done.
4415 (load_assign_lhs_subreplacements): Handle left flushes differently.
4416 (sra_modify_assign): Use unscalarized_data_handling, simplified
4417 condition determining whether to remove the statement.
4419 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4421 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4422 excerpt - @ should be doubled for texinfo.
4424 2009-06-24 Ian Lance Taylor <iant@google.com>
4426 * config/arc/arc.c: Include "df.h".
4427 (arc_attribute_table): Make static. Move higher in file.
4428 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4429 (output_shift): Initialize n later to avoid warning.
4430 * config/arm/arm.c (arm_attribute_table): Make static. Move
4432 * config/avr/avr.c (avr_attribute_table): Make static. Move
4434 (reg_class_tab): Change array type from int to enum reg_class.
4435 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4437 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4438 (lshrhi3_out): Likewise.
4439 (class_likely_spilled_p): Change return type to bool.
4440 (avr_rtx_costs): Use local code variable with enum type.
4441 * config/avr/avr.md (movmemhi): Use add_reg_note.
4442 (andhi3, andsi3): Don't use AS2 with "and".
4443 (iorhi3, iorsi3): Don't use AS2 with "or".
4444 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4445 * config/crx/crx.c: Include "df.h".
4446 (crx_attribute_table): Make static.
4447 * config/m32r/m32r.c: Include "df.h".
4448 (m32r_attribute_table): Make static. Move higher in file.
4449 (pop): Use add_reg_note.
4450 (block_move_call): Change 0 to LCT_NORMAL in function call.
4451 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4452 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4453 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4454 declare, not just when TREE_CODE is defined.
4455 * config/m68hc11/m68hc11.c: Include "expr.h".
4456 (m68hc11_attribute_table): Make static. Move higher in file.
4457 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4459 (m68hc11_register_indirect_p): Likewise.
4460 (m68hc11_function_arg_padding): Change return type to enum
4462 (emit_move_after_reload): Use add_reg_note.
4463 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4464 (m68hc11_split_logical): Likewise.
4465 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4467 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4468 to VOIDmode in function call.
4469 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4471 (m68hc11_split_logical): Update declaration.
4472 (m68hc11_function_arg_padding): Update declaration.
4473 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4474 to array of enum reg_class.
4475 (mcore_attribute_table): Make static. Move higher in file.
4476 (mcore_rtx_costs): Add cast to enum type.
4477 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4478 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4479 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4481 * config/sh/predicates.md (trapping_target_operand): Rename and to
4483 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4485 * config/spu/spu.c (spu_attribute_table): Make static. Move
4487 * config/v850/v850.c (v850_attribute_table): Make static. Move
4489 (v850_rtx_costs): Use local code with enum type.
4490 (expand_epilogue): Add cast.
4491 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4493 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4496 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4497 -m2a-single-only and -m2a-nofpu.
4498 * config/sh/sh.opt: Document m2a generates FPU code.
4500 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4502 * defaults.h (CAN_ELIMINATE): Provide default.
4503 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4504 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4505 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4506 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4507 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4508 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4509 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4510 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4511 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4512 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4514 2009-06-24 DJ Delorie <dj@redhat.com>
4516 * mep-ext-cop.cpu: Fix copyright notice.
4517 * mep-default: Fix copyright notice.
4518 * mep-core: Fix copyright notice.
4519 * mep: Fix copyright notice.
4520 * mep-ivc2: Fix copyright notice.
4521 * mep-c5: Fix copyright notice.
4523 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4525 * doc/contrib.texi (Contributors):
4527 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4530 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4531 src and dst operands if necessary.
4533 2009-06-23 DJ Delorie <dj@redhat.com>
4536 * config.gcc: Add mep support.
4537 * recog.c: Resurrect validate_replace_rtx_subexp().
4538 * recog.h: Likewise.
4539 * config/mep/: Add new port:
4540 * config/mep/constraints.md: New file.
4541 * config/mep/default.h: New file.
4542 * config/mep/intrinsics.h: New file.
4543 * config/mep/intrinsics.md: New file.
4544 * config/mep/ivc2-template.h: New file.
4545 * config/mep/mep-c5.cpu: New file.
4546 * config/mep/mep-core.cpu: New file.
4547 * config/mep/mep-default.cpu: New file.
4548 * config/mep/mep-ext-cop.cpu: New file.
4549 * config/mep/mep-intrin.h: New file.
4550 * config/mep/mep-ivc2.cpu: New file.
4551 * config/mep/mep-lib1.asm: New file.
4552 * config/mep/mep-lib2.c: New file.
4553 * config/mep/mep-pragma.c: New file.
4554 * config/mep/mep-protos.h: New file.
4555 * config/mep/mep-tramp.c: New file.
4556 * config/mep/mep.c: New file.
4557 * config/mep/mep.cpu: New file.
4558 * config/mep/mep.h: New file.
4559 * config/mep/mep.md: New file.
4560 * config/mep/mep.opt: New file.
4561 * config/mep/predicates.md: New file.
4562 * config/mep/t-mep: New file.
4564 2009-06-23 Ian Lance Taylor <iant@google.com>
4566 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4567 from loose_warn into c_loose_warn and from strict_warn into
4568 c_strict_warn. Set and substitute warn_cxxflags. Check for
4569 --enable-build-with-cxx. Set and substitute
4570 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4571 * Makefile.in (CXXFLAGS): New variable.
4572 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4573 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4574 the default is the same as $(STRICT_WARN).
4575 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4576 (CXX): New variable.
4577 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4578 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4579 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4580 (HOST_LIBS): New variable.
4581 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4582 (ALL_CXXFLAGS): New variable.
4583 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4584 * doc/install.texi (Configuration): Document
4585 --enable-build-with-cxx, --with-stage1-ldflags,
4586 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4587 * configure: Rebuild.
4589 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4591 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4592 from previous commit.
4594 2009-06-23 Ian Lance Taylor <iant@google.com>
4596 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4598 2009-06-23 Ian Lance Taylor <iant@google.com>
4600 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4601 with ATTRIBUTE_UNUSED.
4603 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4604 Pat Haugen <pthaugen@us.ibm.com>
4605 Revital Eres <eres@il.ibm.com>
4607 * config.in (HAVE_AS_POPCNTD): Add default definition.
4608 (HAVE_AS_LWSYNC): Ditto.
4610 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4612 (gcc_cv_as_powerpc_cmpb): Ditto.
4613 (gcc_cv_as_powerpc_dfp): Ditto.
4614 (gcc_cv_as_powerpc_vsx): Ditto.
4615 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4616 supporting the popcntd/lwsync instructions.
4617 (gcc_cv_as_powerpc_lwsync): Ditto.
4618 * configure: Regenerate.
4620 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4621 -mcpu=native and -mcpu=power7.
4622 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4624 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4625 a variable instead of a mask to reduce the number of mask bits.
4626 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4627 (-mbit-word): Ditto.
4628 (-mregnames): Ditto.
4629 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4630 (-mfused-madd): Ditto.
4632 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4634 (-mvsx): New switch for VSX instructions.
4635 (-misel): Move from a variable to a mask to allow it to be set by
4638 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4639 function declaration to an array declaration.
4640 (rs6000_hard_regno_nregs): New external array declaration.
4642 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4643 files included by rs6000.md.
4645 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4646 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4648 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4650 (rs6000_debug_reg): New -mdebug= variables.
4651 (rs6000_debug_addr): Ditto.
4652 (rs6000_debug_cost): Ditto.
4653 (rs6000_pmode): New variable to hold Pmode.
4654 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4655 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4656 calculated at compiler start.
4657 (rs6000_hard_regno_nregs): Change function to an array which holds
4658 HARD_REGNO_NREGS calculated at compiler start.
4659 (rs6000_explicit_options): Delete isel field.
4660 (rs6000_vector_unit): New array to hold which vector unit
4661 supports arithmetic options for a given type.
4662 (rs6000_vector_mem): New array to hold which vector unit supports
4663 memory reference operations for a given type.
4664 (rs6000_vector_align): New array to given the alignment of each
4666 (power7_cost): New basic costs for power7.
4667 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4668 (rs6000_hard_regno_nregs_internal): New function, moved from
4669 HARD_REGNO_NREGS, to calculate the number of registers each hard
4670 register takes for each type.
4671 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4672 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4673 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4674 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4675 unit information here so it is calculated once at compiler startup
4677 (rs6000_override_options): Make -misel a target mask. Add more
4678 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4679 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4681 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4682 (rs6000_handle_option): Move -misel from variable to target mask.
4683 (rs6000_builtin_mask_for_load): Add VSX support.
4684 (rs6000_conditional_register_usage): Ditto.
4685 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4686 (function_arg_boundary): Ditto.
4687 (rs6000_expand_builtin): Ditto.
4688 (def_builtin): Make abort message a little friendlier.
4689 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4691 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4692 assembler support the popcntd instruction instead of a vsx
4693 instruction to enable power7 support.
4694 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4695 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4696 option to the assembler if -mcpu=native.
4697 (ASM_CPU_NATIVE_SPEC): Ditto.
4698 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4700 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4701 the lwsync instruction.
4702 (enum processor_type): Add PROCESSOR_POWER7.
4703 (rs6000_debug_reg): New -mdebug= options.
4704 (rs6000_debug_addr): Ditto.
4705 (rs6000_debug_cost): Ditto.
4706 (rs6000_isel): Delete.
4707 (enum rs6000_vector): New enum to say what vector unit we have.
4708 (VECTOR_UNIT_*): New macros to say which vector unit has
4709 arithmetic operations for a given type.
4710 (VECTOR_MEM_*): New macros to say which vector unit has memory
4711 operations for a given type.
4712 (TARGET_LDBRX): Whether the machine supports the ldbrx
4714 (TARGET_ISEL): Delete, -misel moved to be a mask.
4715 (TARGET_ISEL64): New macro for 64-bit isel support.
4716 (UNITS_PER_VSX_WORD): New macro.
4717 (POINTER_SIZE): Move to be an external variable, rather than
4718 calculating whether we are generating 32 ot 64-bit code.
4720 (STACK_BOUNDARY): Add VSX support.
4721 (LOCAL_ALIGNMENT): Ditto.
4722 (SLOW_UNALIGNED_ACCESS): Ditto.
4723 (VSX_REGNO_P): New macro for VSX support.
4724 (VFLOAT_REGNO_P): Ditto.
4725 (VINT_REGNO_P): Ditto.
4726 (VLOGICAL_REGNO_P): Ditto.
4727 (VSX_VECTOR_MODE): Ditto.
4728 (VSX_SCALAR_MODE): Ditto.
4730 (VSX_MOVE_MODE): Ditto.
4731 (VSX_REG_CLASS_P): Ditto.
4732 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4734 (UNITS_PER_SIMD_WORD): Add VSX support.
4735 (MODES_TIEABLE_P): Ditto.
4736 (STARTING_FRAME_OFFSET): Ditto.
4737 (STACK_DYNAMIC_OFFSET): Ditto.
4738 (EPILOGUE_USES): Ditto.
4739 (REGNO_REG_CLASS): Move to array lookup.
4740 (CLASS_MAX_NREGS): Ditto.
4741 (rs6000_vector_reg_class): Add declaration.
4742 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4743 overlap with the floating point and Altivec registers.
4745 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4747 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4748 give the appropriate asm switches if -mcpu=native.
4749 (host_detect_local_cpu): Add support for "asm".
4750 (host_detect_local_cpu): Follow GNU code guidelines for name.
4752 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4753 -mbit-word to a variable instead of being a target mask.
4755 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4756 emit the lwsync instruction instead of emitting the instruction as
4757 an integer constant.
4759 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4760 fixuns_trundfsi2, move expander into rs6000.md.
4762 * config/rs6000/rs6000.md (cpu): Add power7.
4763 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4764 (logical predicate patterns): Change the single instruction
4765 primitives that set CR0 to be fast_compare instead of compare.
4767 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4768 (popcntddi2): Ditto.
4769 (popcount<mode>): Ditto.
4770 (floating multiply/add insns): Name the floating point
4772 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4773 (isel_unsigned_<mode>): Ditto.
4774 (fixuns_trundfsi2): Move expander here from spe.md.
4775 (smindi3): Define if we have -misel on 64-bit systems.
4780 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4782 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4784 * config/avr/avr.c (avr_current_device): New variable.
4785 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4786 (avr_arch, mcu_type_s): Move to avr.h.
4787 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4788 default_data_section_start fields.
4789 (avr_arch): Moved from avr.c.
4790 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4791 library_name fields.
4792 (avr_current_device, avr_mcu_types, avr_arch_types,
4793 avr_device_to_arch, avr_device_to_data_start,
4794 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4795 (EXTRA_SPEC_FUNCTIONS): Define.
4796 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4797 options mapping. Use device_to_arch and device_to_data_start insted.
4798 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4799 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4800 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4801 * config/avr/driver-avr.c: New file.
4802 * config/avr/avr-devices.c: New file.
4804 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4806 * var-tracking.c (unshare_variable): Force initialized to
4807 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4808 (set_variable_part): Likewise.
4809 (struct variable_union_info): Remove pos_src field.
4810 (vui_vec, vui_allocated): New variables.
4811 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4812 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4813 == 1 use a simpler sorting algorithm. Compute pos field right
4814 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4815 Avoid quadratic comparison if !flag_var_tracking_uninit.
4816 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4817 unshare_variable unconditionally.
4818 (dataflow_set_different_2): Removed.
4819 (dataflow_set_different): Don't traverse second hash table.
4820 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4821 unconditionally to var_reg_set or var_mem_set.
4822 (emit_notes_in_bb): Likewise.
4823 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4825 (emit_note_insn_var_location): Don't set initialized to
4826 VAR_INIT_STATUS_INITIALIZED early.
4827 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4829 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4831 * tree-object-size.c (addr_object_size): Instead of checking
4832 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4833 are no FIELD_DECLs following it.
4835 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4837 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4838 order to match bswaps with signed source operands.
4840 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4842 * sdbout.c (sdbout_one_type): Fix braces in switch.
4844 2009-06-23 Richard Guenther <rguenther@suse.de>
4846 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4848 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4849 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4850 var_callused, callused_tree, var_storedanything, storedanything_tree,
4851 var_integer, integer_tree): Remove global variables.
4852 (new_var_info): Do not pass new id, append the new var to the
4853 global variable vector.
4854 (do_ds_constraint): Use is_global_var member of the variable-info.
4855 (new_scalar_tmp_constraint_exp): Adjust.
4856 (create_function_info_for): Likewise.
4857 (create_variable_info_for): Likewise.
4858 (find_what_var_points_to): Remove dead code.
4859 (init_base_vars): Simplify.
4860 (compute_points_to_sets): Adjust.
4862 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4864 * combine.c (try_combine): Dump information about the insns we're
4867 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4869 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4870 check when calling force_to_mode on TRUNCATE's operand.
4872 2009-06-22 Ian Lance Taylor <iant@google.com>
4874 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4876 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4878 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4880 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4882 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4883 override library linkage flags such as -static-libgcc or
4886 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4888 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4890 2009-06-22 Ian Lance Taylor <iant@google.com>
4892 * config/linux.opt: Put mglibc ahead of muclibc.
4894 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4895 for duplicate decls.
4897 2009-06-22 Matthias Klose <doko@ubuntu.com>
4899 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4901 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4904 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4905 instead of NULL if a parser error occurs.
4907 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4909 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4910 non-DWARF2_DEBUGGING_INFO version.
4912 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4914 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4915 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4917 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4918 (LIBGCC2_TF_CEXT): Define.
4921 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4924 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4926 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4928 * config/arm/arm.c (arm_override_options): Disable
4929 -mcaller-super-interworking and -mcallee-super-interworking.
4930 * doc/invoke.texi (ARM Options): Document this.
4932 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4934 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4935 * config/arm/constraints.md (j): New constraint for movw operands.
4936 (N): Remove thumb2 meaning.
4937 * config/arm/arm.md (*arm_movw): Delete.
4938 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4939 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4940 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4942 2009-06-22 Martin Jambor <mjambor@suse.cz>
4944 PR tree-optimization/40492
4945 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4946 build_ref_for_offset.
4948 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4950 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4951 JUMP_TABLE_DATA_P predicates where applicable.
4952 * auto-inc-dec.c: Ditto.
4953 * builtins.c: Ditto.
4954 * caller-save.c: Ditto.
4956 * cfgcleanup.c: Ditto.
4957 * cfglayout.c: Ditto.
4960 * combine-stack-adj.c: Ditto.
4966 * dwarf2asm.c: Ditto.
4967 * dwarf2out.c: Ditto.
4968 * emit-rtl.c: Ditto.
4974 * function.c: Ditto.
4977 * genpreds.c: Ditto.
4978 * genrecog.c: Ditto.
4980 * ira-costs.c: Ditto.
4981 * ira-lives.c: Ditto.
4984 * lower-subreg.c: Ditto.
4985 * modulo-sched.c: Ditto.
4987 * postreload.c: Ditto.
4988 * print-rtl.c: Ditto.
4997 * sched-vis.c: Ditto.
4999 * sel-sched-ir.c: Ditto.
5000 * simplify-rtx.c: Ditto.
5001 * targhooks.c: Ditto.
5002 * var-tracking.c: Ditto.
5003 * vmsdbgout.c: Ditto.
5005 2009-06-22 Matthias Klose <doko@ubuntu.com>
5007 * Makefile.in (install-plugin): Always use DESTDIR.
5009 2009-06-22 Olivier Hainque <hainque@adacore.com>
5011 * config/pa/pa.c (output_call): Don't optimize post call jumps
5012 into return address adjustments if the call may throw.
5014 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
5016 * arm.c (thumb1_output_casesi): New function.
5017 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
5018 optimizing for size or PIC.
5019 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
5020 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
5021 (casesi): Handle Thumb-1 when optimizing for size or PIC.
5022 (thumb1_casesi_internal_pic): New expand rule.
5023 (thumb1_casesi_dispatch): New pattern.
5024 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
5026 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
5027 in the text seciton when PIC or optimizing for size.
5028 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5029 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
5030 preservation properties of code.
5031 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
5032 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
5033 (__gnu_thumb1_case_si): New function.
5034 * t-arm (LIB1ASMSRC): Define here.
5035 (LIB1ASMFUNCS): Add some common functions.
5036 * t-arm-elf (LIB1ASMSRC): Delete.
5037 (LIB1ASMFUNCS): Append to existing set.
5038 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5039 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5040 * t-symbian (LIB1ASMFUNCS): Likewise.
5041 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5042 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
5044 2009-06-21 Richard Guenther <rguenther@suse.de>
5046 PR tree-optimization/38729
5047 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
5048 to loops with a single exit if -fno-expensive-optimizations.
5050 2009-06-21 Jakub Jelinek <jakub@redhat.com>
5052 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
5053 (dataflow_set): Change vars type from htab_t to shared_hash.
5054 (shared_hash_pool, empty_shared_hash): New variables.
5055 (vars_clear): Removed.
5056 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
5057 shared_hash_find_slot_unshare, shared_hash_find_slot,
5058 shared_hash_find_slot_noinsert, shared_hash_find): New
5060 (shared_hash_unshare, shared_hash_destroy): New functions.
5061 (unshare_variable): Unshare set->vars if shared, use
5063 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
5064 (get_init_value, find_src_set_src, dump_dataflow_set,
5065 clobber_variable_part, emit_notes_for_differences): Use
5067 (dataflow_set_init): Remove second argument, set vars to
5068 empty_shared_hash instead of creating a new htab.
5069 (dataflow_set_clear): Call shared_hash_destroy and set vars
5070 to empty_shared_hash instead of calling vars_clear.
5071 (dataflow_set_copy): Don't call vars_copy, instead just share
5072 the src htab with dst.
5073 (variable_union): Use shared_hash_*, use initially NO_INSERT
5074 lookup if set->vars is shared. Don't keep slot cleared before
5075 calling unshare_variable. Unshare set->vars if needed.
5076 Even ->refcount == 1 vars must be unshared if set->vars is shared
5077 and var needs to be modified.
5078 (variable_canonicalize): New function.
5079 (dataflow_set_union): If dst->vars is empty, just share src->vars
5080 with dst->vars and traverse with variable_canonicalize to canonicalize
5081 and unshare what is needed.
5082 (dataflow_set_different): If old_set and new_set use the same shared
5083 htab, they aren't different. If number of htab elements is different,
5084 htabs are different. Use shared_hash_*.
5085 (dataflow_set_destroy): Call shared_hash_destroy instead of
5087 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
5088 second argument to dataflow_set_init.
5089 (vt_initialize): Likewise. Initialize shared_hash_pool and
5090 empty_shared_hash, move bb in/out initialization afterwards.
5091 Use variable_htab_free instead of NULL as changed_variables del hook.
5092 (variable_was_changed): Change type of second argument to pointer to
5093 dataflow_set. When inserting var into changed_variables, bump
5094 refcount. Unshare set->vars if set is shared htab and slot needs to
5096 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
5097 lookup if set->vars is shared. 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. Adjust variable_was_changed caller.
5100 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
5101 vars must be unshared if set->vars is shared and var needs to be
5102 modified. Adjust variable_was_changed caller.
5103 (emit_note_insn_var_location): Don't pool_free var.
5104 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
5106 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
5107 free_alloc_pool on shared_hash_pool.
5109 2009-06-20 Anthony Green <green@moxielogic.com>
5111 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
5112 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
5114 2009-06-20 Richard Guenther <rguenther@suse.de>
5116 * tree-ssa-structalias.c (find_func_aliases): For memset use
5117 a constraint from NULL if we memset to zero.
5118 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
5119 we explicitly handle that do not read from memory.
5120 (call_may_clobber_ref_p_1): Properly handle builtins that may
5123 2009-06-20 Richard Guenther <rguenther@suse.de>
5125 PR tree-optimization/40495
5126 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
5127 (new_scalar_tmp_constraint_exp): New function.
5128 (process_constraint): Do not create temporary decls.
5129 (process_all_all_constraints): Likewise.
5130 (handle_const_call): Likewise.
5131 (create_function_info_for): Do not set decl.
5133 2009-06-19 Ian Lance Taylor <iant@google.com>
5135 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
5136 (rs6000_attribute_table): Make static; move before use.
5138 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
5140 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
5141 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
5142 Propagate the TREE_READONLY flag without overwriting it.
5143 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
5144 Propagate the TREE_READONLY flag onto the result.
5145 (process_call_operands): Move around. Use correct constant value.
5147 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5150 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5151 * config/arm/arm.md: Likewise.
5153 2009-06-19 Ian Lance Taylor <iant@google.com>
5155 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5156 to GIMPLE_ERROR_MARK.
5158 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5159 op2_original_type parameters. Warn about using different enum types.
5160 * c-parser.c (c_parser_conditional_expression): Pass original
5161 types to build_conditional_expr.
5162 * c-tree.h (build_conditional_expr): Update declaration.
5164 2009-06-19 Ian Lance Taylor <iant@google.com>
5166 * config/i386/i386.c (ix86_function_specific_save): Test that
5167 fields match values, rather than testing the values are in a
5170 2009-06-19 Richard Guenther <rguenther@suse.de>
5172 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5174 (ptr_derefs_may_alias_p): Likewise.
5175 (ptr_deref_may_alias_ref_p_1): New function.
5176 (ptr_deref_may_alias_ref_p): Likewise.
5177 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5178 covered by looking at the ESCAPED solution.
5179 (call_may_clobber_ref_p_1): Likewise.
5180 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5181 Handle NULL_TREE offset. Do not produce redundant constraints.
5182 (process_all_all_constraints): New helper function.
5183 (do_structure_copy): Use it.
5184 (handle_lhs_call): Likewise.
5185 (find_func_aliases): Handle some builtins with pointer arguments
5186 and/or return values explicitly.
5188 2009-06-19 Ian Lance Taylor <iant@google.com>
5190 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5192 2009-06-19 Ian Lance Taylor <iant@google.com>
5194 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5196 2009-06-19 Ian Lance Taylor <iant@google.com>
5198 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5199 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5202 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5203 uninitialized const.
5205 2009-06-19 Ian Lance Taylor <iant@google.com>
5207 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5210 * c-decl.c (in_struct, struct_types): Remove.
5211 (struct c_binding): Add in_struct field.
5212 (c_binding_ptr): Define type, along with VEC.
5213 (struct c_struct_parse_info): Define.
5214 (struct_parse_info): New static variable.
5215 (bind): Initialize in_struct field.
5216 (start_struct): Remove enclosing_in_struct and
5217 enclosing_struct_types parameters. Add
5218 enclosing_struct_parse_info parameter. Change all callers. Set
5219 struct_parse_info rather than in_struct and struct_types.
5220 (grokfield): If -Wc++-compat and there is a symbol binding for the
5221 field name, set the in_struct flag and push it on the
5222 struct_parse_info->fields vector.
5223 (warn_cxx_compat_finish_struct): New static function.
5224 (finish_struct): Remove enclosing_in_struct and
5225 enclosing_struct_types parameters. Add
5226 enclosing_struct_parse_info parameter. Change all callers. Don't
5227 set C_TYPE_DEFINED_IN_STRUCT here. Call
5228 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5229 parameter. Only push on struct_types if warn_cxx_compat.
5230 (finish_enum): Only push on struct_types if warn_cxx_compat.
5231 (declspecs_add_type): Add loc parameter. Change all callers.
5232 Change all error calls to error_at. Pass loc, not input_location,
5233 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5234 defined in a struct. If -Wc++-compat and parsing a struct, record
5235 that a typedef name was used.
5236 * c-parser.c (c_parser_declspecs): Get location to pass to
5238 (c_parser_struct_or_union_specifier): Update calls to start_struct
5240 * c-tree.h (struct c_struct_parse_info): Declare.
5241 (finish_struct, start_struct): Update declarations.
5242 (declspecs_add_type): Update declaration.
5244 2009-06-19 Ian Lance Taylor <iant@google.com>
5246 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5247 variable with an anonymous type.
5249 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5251 * see.c: Remove for real.
5253 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5255 * optabs.h (enum optab_index): Add new OTI_significand.
5256 (significand_optab): Define corresponding macro.
5257 * optabs.c (init_optabs): Initialize significand_optab.
5258 * genopinit.c (optabs): Implement significand_optab using
5259 significand?f2 patterns.
5260 * builtins.c (expand_builtin_mathfn): Handle
5261 BUILT_IN_SIGNIFICAND{,F,L}.
5262 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5263 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5265 * config/i386/i386.md (significandxf2, significand<mode>2): New
5266 expanders to implement significandf, significand and significandl
5267 built-ins as inline x87 intrinsics.
5269 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5271 * config/avr/avr.c (avr_override_options): Remove setting value of
5272 PARAM_INLINE_CALL_COST.
5274 2009-06-18 Richard Henderson <rth@redhat.com>
5277 * tree-pass.h (TDF_ASMNAME): New.
5278 * tree-dump.c (dump_options): Add asmname.
5279 * doc/invoke.texi: Document it.
5281 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5282 (dump_decl_name): ...here.
5283 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5284 (dump_generic_node): Update dump_function_name calls.
5285 (print_call_name): New flags arg; update all dump calls.
5286 * diagnostic.h (print_call_name): Update.
5287 * gimple-pretty-print.c (dump_gimple_call): Update.
5289 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5292 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5294 2009-06-18 Diego Novillo <dnovillo@google.com>
5296 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5297 * plugin.c (str_license): Declare.
5298 (try_init_one_plugin): Assert that the symbol
5299 'plugin_is_GPL_compatible' exists.
5301 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5304 * Makefile.in (OBJS-common): Remove see.o.
5306 * common.opt (fsee): Mark as preserved for backward compatibility.
5307 * opts.c (common_handle_option): Add OPT_fsee to the backward
5308 compatibility section.
5309 * passes.c (init_optimization_passes, pass_see): Remove pass.
5310 * timevar.def (TV_SEE): Remove.
5311 * tree-pass.h (pass_see): Remove declaration.
5312 * doc/invoke.texi (-fsee): Remove documentation.
5314 2009-06-18 Martin Jambor <mjambor@suse.cz>
5316 * tree-sra.c: Include statistics.h
5317 (sra_stats): New variable.
5318 (sra_initialize): Clear sra_stats.
5319 (create_access_replacement): Increment sra_stats.replacements.
5320 (get_access_replacement): Do not return twice.
5321 (analyze_all_variable_accesses): Increment statistics counter by the
5322 number of scalarized aggregates.
5323 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5324 (sra_modify_expr): Increment sra_stats.exprs.
5325 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5326 (sra_modify_assign): Increment sra_stats.exprs,
5327 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5328 (perform_intra_sra): Update statistics counters.
5329 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5331 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5333 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5334 (arm_scalar_mode_supported_p): New function.
5336 2009-06-18 Paul Brook <paul@codesourcery.com>
5337 Sandra Loosemore <sandra@codesourcery.com>
5339 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5340 (__extendhfsf2, __truncsfhf2): Define.
5341 * config/arm/fp16.c: New file.
5342 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5343 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5345 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5347 * doc/extend.texi (Half-Precision): New section.
5348 * doc/invoke.texi (Option Summary): List -mfp16-format.
5349 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5350 * config/arm/arm.opt (mfp16-format=): New.
5351 * config/arm/arm.c: Include intl.h.
5352 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5353 (TARGET_INVALID_RETURN_TYPE): Redefine.
5354 (TARGET_PROMOTED_TYPE): Redefine.
5355 (TARGET_CONVERT_TO_TYPE): Redefine.
5356 (arm_fp16_format): Define.
5357 (all_fpus): Add entry for neon-fp16.
5358 (fp_model_for_fpu): Likewise.
5359 (struct fp16_format): Declare.
5360 (all_fp16_formats): Define.
5361 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5363 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5365 (arm_legitimate_index_p): Treat HFmode like HImode.
5366 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5367 (coproc_secondary_reload_class): Special-case HFmode.
5368 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5369 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5370 (arm_init_fp16_builtins): New.
5371 (arm_init_builtins): Call it.
5372 (arm_invalid_parameter_type): New.
5373 (arm_invalid_return_type): New.
5374 (arm_promoted_type): New.
5375 (arm_convert_to_type).
5376 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5378 (arm_emit_fp16_const): New function.
5379 (arm_mangle_type): Mangle __fp16 as "Dh".
5380 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5382 (TARGET_NEON_FP16): New.
5383 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5384 (enum fputype): Add FPUTYPE_NEON_FP16.
5385 (enum arm_fp16_format_type): Declare.
5386 (arm_fp16_format): Declare.
5387 (LARGEST_EXPONENT_IS_NORMAL): Define.
5388 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5389 * config/arm/arm-modes.def (HFmode): Define.
5390 * config/arm/vfp.md: (*movhf_vfp): New.
5393 * config/arm/arm.md: (fpu): Add neon_fp16.
5394 (floatsihf2, floatdihf2): New.
5395 (fix_trunchfsi2, fix_trunchfdi2): New.
5399 (*arm32_movhf): New.
5400 (*thumb1_movhf): New.
5401 (consttable_2): Add check for HFmode constants.
5402 (consttable_4): Handle HFmode constants.
5404 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5406 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5408 2009-06-17 Olivier Hainque <hainque@adacore.com>
5410 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5411 const char ** conversion in AIX specific section.
5413 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5415 * config/i386/i386.c (ix86_special_builtin_type): Remove
5416 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5417 (bdesc_special_args): Updated.
5418 (ix86_init_mmx_sse_builtins): Likewise.
5419 (ix86_expand_special_args_builtin): Likewise.
5421 2009-06-17 Richard Henderson <rth@redhat.com>
5423 * tree-pretty-print.c (maybe_dump_asm_name): New.
5424 (dump_decl_name): Use it.
5425 (PRINT_FUNCTION_NAME): Merge into...
5426 (dump_function_name): ... here. Use maybe_dump_asm_name.
5428 2009-06-17 Cary Coutant <ccoutant@google.com>
5430 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5432 * debug.c (struct gcc_debug_hooks): Change placeholder for
5434 (debug_nothing_int_charstar_int): Replaced by...
5435 (debug_nothing_int_charstar_int_bool): ...this.
5436 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5437 source_line prototype.
5438 (debug_nothing_int_charstar_int): Replaced by...
5439 (debug_nothing_int_charstar_int_bool): ...this.
5440 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5441 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5442 Output is_stmt operand when necessary.
5443 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5444 (notice_source_line): Add is_stmt parameter.
5445 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5446 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5448 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5449 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5451 2009-06-17 Ian Lance Taylor <iant@google.com>
5453 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5455 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5458 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5460 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5461 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5462 tree_strip_sign_nop_conversions and
5463 tree_ssa_strip_useless_type_conversions rather than stripping
5464 the operations here.
5465 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5467 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5468 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5469 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5470 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5473 2009-06-17 Michael Eager <eager@eagercon.com>
5475 * config/rs6000/constraints.md (register_constraint "d"): New.
5476 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5477 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5478 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5479 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5480 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5481 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5482 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5483 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5484 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5485 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5487 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5488 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5489 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5490 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5491 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5492 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5493 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5494 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5495 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5496 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5497 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5498 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5499 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5500 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5502 2009-06-16 Ian Lance Taylor <iant@google.com>
5504 * profile.c (total_num_never_executed): Don't define.
5505 (compute_branch_probabilities): Don't count or print
5507 (init_branch_prob): Don't set total_num_never_executed.
5508 (end_branch_prob): Don't print total_num_never_executed.
5510 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5512 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5514 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5516 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5517 (nabstd2_fpr): Same.
5519 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5521 * expr.c (expand_assignment): Change complex type check.
5523 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5525 * doc/plugins.texi (Building GCC plugins): Added new section.
5527 2009-06-17 Ian Lance Taylor <iant@google.com>
5529 * c-pch.c (get_ident): Don't set size of templ array.
5530 (pch_init): Don't set size of partial_pch array.
5532 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5533 string constant to intialize an array whose size is the length of
5536 2009-06-17 Richard Guenther <rguenther@suse.de>
5538 PR tree-optimization/40389
5539 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5540 to addressable types.
5541 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5543 2009-06-17 Richard Guenther <rguenther@suse.de>
5546 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5547 if there is no evolution of left in the loop bail out.
5548 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5549 chrec_fold_multiply.
5551 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5552 Janis Johnson <janis187@us.ibm.com>
5555 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5556 for the symbol ref of a constant that is the source of a move
5557 - nor for any other not-obvious-label-ref constants.
5559 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5561 * plugin.c (position_pass): Skip newly inserted pass during list
5562 traversal to avoid repeated insertion.
5564 2009-06-16 Ian Lance Taylor <iant@google.com>
5566 * vec.h (VEC_stack_alloc): Define different version if
5567 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5568 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5569 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5570 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5572 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5574 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5576 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5577 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5578 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5579 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5580 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5581 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5582 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5583 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5584 __builtin_ia32_rdtscp.
5585 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5586 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5587 and __builtin_ia32_rorhi.
5588 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5589 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5590 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5591 (ix86_expand_args_builtin): Likewise.
5592 (ix86_expand_special_args_builtin): Likewise.
5594 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5595 (UNSPECV_RDTSC): Likewise.
5596 (UNSPECV_RDPMC): Likewise.
5597 (*bsr): Renamed to ...
5599 (*bsr_rex64): Renamed to ...
5603 (*rdpmc_rex64): Likewise.
5606 (*rdtsc_rex64): Likewise.
5608 (*rdtscp): Likewise.
5609 (*rdtscp_rex64): Likewise.
5611 * config/i386/ia32intrin.h: New.
5613 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5615 2009-06-16 Ian Lance Taylor <iant@google.com>
5617 * ira-build.c (copy_info_to_removed_store_destinations):
5618 Initialize parent_a.
5620 2009-06-16 Ian Lance Taylor <iant@google.com>
5622 * c-decl.c (grokdeclarator): Change size_varies to bool.
5624 2009-06-16 Ian Lance Taylor <iant@google.com>
5626 * sel-sched.c: Make forward declarations of move_op_hooks and
5627 fur_hooks explicitly extern.
5629 2009-06-16 Ian Lance Taylor <iant@google.com>
5631 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5632 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5634 2009-06-16 Ian Lance Taylor <iant@google.com>
5636 * resource.c (mark_referenced_resources): Change
5637 include_delayed_effects parameter to bool. Change all callers.
5638 (mark_end_of_function_resources): Likewise.
5639 * reorg.c (insn_references_resource_p): Likewise.
5640 (insn_sets_resource_p): Likewise.
5641 * resource.h (mark_referenced_resources): Update declaration.
5642 (mark_end_of_function_resources): Update declaration.
5644 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5646 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5648 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5650 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5651 GCC can bootstrap on AIX with GNU Binutils 2.20.
5653 2009-06-16 Ian Lance Taylor <iant@google.com>
5655 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5657 2009-06-16 Ian Lance Taylor <iant@google.com>
5659 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5660 inline, not extern inline.
5661 (exact_log2): Likewise.
5662 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5664 (exact_log2): Likewise, but don't test CTZ_HWI.
5666 2009-06-16 Ian Lance Taylor <iant@google.com>
5668 * bitmap.c (bitmap_clear): Don't declare as inline.
5669 * gimple.c (gimplify_assign): Likewise.
5670 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5671 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5672 (sched_scan_info): Remove duplicate definition.
5674 2009-06-16 Ian Lance Taylor <iant@google.com>
5676 * c-common.c (skip_evaluation): Don't define.
5677 (c_inhibit_evaluation_warnings): Define global variable.
5678 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5679 than skip_evaluation.
5680 (convert_and_check, warn_for_div_by_zero): Likewise.
5681 * c-common.h (skip_evaluation): Don't declare.
5682 (c_inhibit_evaluation_warnings): Declare.
5683 * c-parser.c (c_parser_typeof_specifier): Set
5684 c_inhibit_evaluation_warnings rather than skip_evaluation.
5685 (c_parser_conditional_expression): Likewise.
5686 (c_parser_binary_expression): Likewise.
5687 (c_parser_sizeof_expression): Likewise.
5688 (c_parser_alignof_expression): Likewise.
5689 * c-typeck.c (build_indirect_ref): Check
5690 c_inhibit_evaluation_warnings rather than skip_evaluation.
5691 (build_conditional_expr, build_binary_op): Likewise.
5693 2009-06-16 Richard Guenther <rguenther@suse.de>
5695 * tree-ssa-alias.c (is_escape_site): Remove.
5696 * tree-ssa-alias.h (enum escape_type): Remove.
5697 (is_escape_site): Likewise.
5698 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5699 via casts and asms without deferring to is_escape_site.
5701 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5704 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5705 use gen_lowpart if op0 has complex mode.
5707 2009-06-16 Richard Guenther <rguenther@suse.de>
5709 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5710 variables add them to ESCAPED.
5711 (find_func_aliases): Do not make all indirectly stored values escaped.
5713 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5715 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5718 2009-06-16 Martin Jambor <mjambor@suse.cz>
5720 PR tree-optimization/40432
5721 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5722 check whether we need to force gimple register operand.
5724 2009-06-16 Martin Jambor <mjambor@suse.cz>
5726 PR tree-optimization/40413
5727 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5728 build_ref_for_offset.
5729 (propagate_subacesses_accross_link): Fix a typo in a comment.
5731 2009-06-16 Ira Rosen <irar@il.ibm.com>
5733 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5734 with additional parameter.
5735 * tree-vectorizer.h (enum vect_def_type): Add new value
5737 (enum vect_relevant): Add comments.
5738 (vect_is_simple_reduction): Add new argument.
5739 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5740 Detect nested cycles.
5741 (vect_is_simple_reduction): Update documentation, add an argument to
5742 distinguish inner-loop reduction from nested cycle, detect nested
5743 cycles, fix printings and indentation, don't swap operands in case
5745 (get_initial_def_for_reduction): Handle subtraction.
5746 (vect_create_epilog_for_reduction): Add new argument to specify
5748 (vect_finalize_reduction): Handle subtraction, fix comments.
5749 (vectorizable_reduction): Handle nested cycles. In case of nested
5750 cycle keep track of the reduction variable position. Call
5751 vect_is_simple_reduction with additional parameter. Use original
5752 statement code in reduction epilogue for nested cycle. Call
5753 vect_create_epilog_for_reduction with additional parameter.
5754 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5755 inner-loop vectorization.
5756 (vect_recog_widen_sum_pattern): Likewise.
5757 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5759 (vect_mark_stmts_to_be_vectorized): Likewise.
5760 (vect_get_vec_def_for_operand): Handle nested cycles.
5762 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5764 * doc/invoke.texi (Debugging Options): Fix option index entries
5765 for -fdump-statistics, -frandom-seed add entries for
5766 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5767 (FRV Options): Fix entries for -mTLS, -mtls.
5768 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5769 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5770 (M68hc1x Options): Fix @itemx for -mnominmax.
5771 (MCore Options): Fix entry for -mno-lsim.
5772 (MMIX Options): Fix entry for -mabi=mmixware.
5773 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5775 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5777 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5778 Mention the plugin mode of gengtype.
5779 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5780 * gengtype.c: Updated copyright.
5781 (plugin_files, nb_plugin_files) Added new static variables.
5782 (measure_input_list) Care about plugin_files.
5783 (write_rtx_next): Added early return in plugin mode.
5784 (create_file): Updated copyright year in generated file. Added
5786 (oprintf): Added early return if NULL outf.
5787 (get_output_file_with_visibility): Care of plugin_files.
5788 (get_output_file_name): May return null.
5789 (write_local): Added early return.
5790 (put_mangled_filename): Ditto.
5791 (finish_root_table): Added check for base_files.
5792 (write_roots): Care about null when plugins.
5793 (main): Added plugin mode.
5795 2009-06-15 Ian Lance Taylor <iant@google.com>
5797 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5798 * gcov.c (read_count_file): Add braces around variables declared
5801 * c.opt (Wjump-misses-init): New warning.
5802 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5803 -Wall and -Wc++-compat if not already set.
5804 (c_common_post_options): Clear warn_jump_misses_init if it was not
5806 * c-decl.c (struct c_binding): Change type field to a union with
5807 new label field. Make it the first field in the struct. Update
5808 references to type to use u.type instead.
5809 (struct c_spot_bindings): Define.
5810 (struct c_goto_bindings): Define.
5811 (c_goto_bindings_p): Define, along with VECs.
5812 (struct c_label_vars): Define.
5813 (struct c_scope): Add has_label_bindings field.
5814 (bind_label, set_spot_bindings): New static functions.
5815 (decl_jump_unsafe, update_spot_bindings): New static functions.
5816 (update_label_decls): New static function.
5817 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5818 Update binding u.label field to shadowed field.
5819 (c_binding_start_stmt_expr): New function.
5820 (c_binding_end_stmt_expr): New function.
5821 (pushdecl): Don't call c_begin_vm_scope.
5822 (make_label): Add defining and p_label_vars parameters. Change
5824 (lookup_label): Correct test for whether a label has not yet been
5825 defined. Call bind_label rather than bind.
5826 (warn_about_goto): New static function.
5827 (lookup_label_for_goto): New function.
5828 (declare_label): Call bind_label rather than bind.
5829 (check_earlier_gotos): New static function.
5830 (define_label): Don't give errors about jumping into statement
5831 expressions or scopes of variably modified types. Call
5832 set_spot_bindings and check_earlier_gotos. Call bind_label
5833 instead of bind. Don't set label_context_stack_se or
5834 label_context_stack_vm.
5835 (c_get_switch_bindings): New function.
5836 (c_release_switch_bindings): New function.
5837 (c_check_switch_jump_warnings): New function.
5838 (start_function): Don't set label_context_stack_se or
5839 label_context_stack_vm.
5840 (finish_function): Likewise.
5841 * c-typeck.c (label_context_stack_se): Don't define.
5842 (label_context_stack_vm): Don't define.
5843 (c_finish_goto_label): Call lookup_label_for_goto rather than
5844 lookup_label. Don't give errors about jumping into a statement
5845 expression or the scope of a variably modified type. Don't set
5846 label_context_stack_se or label_context_stack_vm.
5847 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5848 fields. Add bindings field.
5849 (c_start_case): Don't set deleted fields. Set bindings field.
5850 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5851 or blocked_vm. Call c_check_switch_jump_warnings.
5852 (c_finish_case): Don't test blocked_stmt_expr field. Call
5853 c_release_switch_bindings.
5854 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5855 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5856 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5857 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5858 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5859 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5860 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5861 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5862 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5863 (C_DECL_UNJUMPABLE_VM): Don't define.
5864 (C_DECL_UNDEFINABLE_VM): Don't define.
5865 (struct c_label_list): Don't define.
5866 (struct c_label_context_se): Don't define.
5867 (struct c_label_context_vm): Don't define.
5868 (struct c_spot_bindings): Declare.
5869 (c_bindings_start_stmt_expr): Declare.
5870 (c_bindings_end_stmt_expr): Declare.
5871 (lookup_label_for_goto): Declare.
5872 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5873 (c_check_switch_jump_warnings): Declare.
5874 (label_context_stack_se, label_context_stack_vm): Don't declare.
5875 (c_finish_goto_label): Update declaration.
5876 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5877 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5878 (Warning Options): Document -Wjump-misses-init.
5880 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5882 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5885 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5887 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5889 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5891 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5893 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5895 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5897 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5899 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5900 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5901 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5902 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5903 * dwarf2asm.c (dw2_force_const_mem): Update call to
5905 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5906 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5907 * langhooks.c (lhd_comdat_group): Remove.
5908 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5909 * tree.h (DECL_COMDAT_GROUP): New.
5910 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5911 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5912 (make_decl_one_only): Change signature.
5913 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5915 (make_decl_one_only): Change signature.
5916 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5918 2009-06-15 Richard Guenther <rguenther@suse.de>
5921 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5923 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5925 * tree-ssa-math-opts.c: Remove extra divide.
5927 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5929 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5931 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5933 * passes.c: Add bswap pass.
5934 * tree-pass.h: Add pass_optimize_bswap declaration.
5935 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5936 Include rtl.h, expr.h and optabs.h for optab_handler check.
5937 (struct symbolic_number, pass_optimize_bswap): New definition.
5938 (do_shift_rotate, verify_symbolic_number_p): New functions.
5939 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5940 (gate_optimize_bswap): New function.
5941 * tree.c (widest_int_cst_value): New function.
5942 * tree.h (widest_int_cst_value): Prototype added.
5944 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5946 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5947 REG_EQUAL/REG_EQUIV notes.
5949 2009-06-14 Richard Guenther <rguenther@suse.de>
5952 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5953 has its address taken if NRV was applied and it is addressable.
5954 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5955 function split out from ...
5956 (get_constraint_for_1): ... here.
5957 (handle_rhs_call): Use it to mark the return slot escaped if
5958 it is addressable and NRV was applied.
5960 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5962 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5963 Change first argument type to location_t.
5964 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5965 Do not set input_location.
5966 Use loc instead of input_location throughout.
5968 2009-06-13 Richard Guenther <rguenther@suse.de>
5970 PR tree-optimization/40421
5971 * tree-predcom.c (should_unroll_loop_p): Remove.
5972 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5974 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5976 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5977 Add location argument.
5979 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5981 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5983 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5984 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5985 * config/spu/spu-protos.h: Add location to
5986 spu_resolve_overloaded_builtin.
5987 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5988 spu_build_builtin_va_list.
5989 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5990 argument. Pass location to build_function_call_vec.
5991 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5993 (emit_fpu_switch): Same.
5994 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5995 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5996 to build_decl and create_artificial_label.
5997 (xtensa_gimplify_va_arg_expr): Same.
5998 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5999 (xstormy16_gimplify_va_arg_expr): Same.
6000 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
6001 * config/arm/arm.c (arm_build_builtin_va_list): Same.
6002 * config/mips/mips.c (mips_build_builtin_va_list): Same.
6003 (mips16_build_function_stub): Same.
6004 (mips16_build_call_stub): Same.
6006 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
6009 * arm/constraints.md (Pa, Pb): New constraints.
6010 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
6011 split pattern to deal with them.
6013 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
6015 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
6016 fix index entry for -Xpreprocessor.
6018 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6020 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6021 Add location argument to build_decl call.
6022 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
6023 (rs6000_init_builtins): Same.
6024 (spe_init_builtins): Same.
6025 (rs6000_gimplify_va_arg): Add location argument to
6026 create_artificial_label call.
6028 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
6030 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
6031 * combine-stack-adj.c (pass_stack_adjustments): Use it.
6032 * Makefile.in: Fix GGC dependency for gcse.o.
6034 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
6036 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
6037 * gimple-pretty-print.c (dump_gimple_stmt): Same.
6038 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
6040 * c-parser.c (c_parser_binary_expression): Use current column while
6041 building binary operations.
6042 * common.opt (fshow-column): Enable by default.
6043 * tree-vrp.c (check_array_ref): Use warning_at.
6044 (check_array_bounds): Use location from call back if expr has no
6046 * tree.h: Add location argument to maybe_fold_*.
6047 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
6048 (maybe_fold_offset_to_array_ref): Add location argument and use it.
6049 (maybe_fold_offset_to_component_ref): Same.
6050 (maybe_fold_offset_to_reference): Same.
6051 (maybe_fold_offset_to_address): Same.
6052 (maybe_fold_stmt_indirect): Same.
6053 (maybe_fold_stmt_addition): Same.
6054 (fold_stmt_r): Pass location to maybe_fold_*.
6055 (fold_gimple_assign): Same.
6056 * c-tree.h: Add location argument to finish_decl,
6057 default_function_array_conversion, store_init_value.
6058 * c-decl.c (define_label): Use error_at.
6059 (c_make_fname_decl): Pass location to finish_decl.
6060 (finish_decl): New location argument.
6061 (build_compound_literal): Pass location to store_init_value.
6062 (grokdeclarator): Pass location to finish_decl.
6064 * c-typeck.c (array_to_pointer_conversion): New location argument.
6065 (function_to_pointer_conversion): Same.
6066 (default_function_array_conversion): Same.
6067 (parser_build_unary_op): Pass location to overflow_warning.
6068 (parser_build_binary_op): Same. Use warning_at.
6069 (build_unary_op): Pass location to array_to_pointer_conversion.
6070 (build_c_cast): Pass location to digest_init.
6071 (build_modify_expr): New location argument.
6072 (convert_for_assignment): Same.
6073 (store_init_value): Same.
6074 (digest_init): Same.
6075 (output_init_element): Pass location to digest_init and
6076 array_to_pointer_conversion.
6077 (c_finish_return): Pass location to convert_for_assignment.
6078 * gimplify.c (gimplify_conversion): Pass location to
6079 maybe_fold_offset_to_address.
6080 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
6081 to maybe_fold_stmt_addition.
6082 * c-omp.c (c_finish_omp_atomic): Pass new location to
6084 (c_finish_omp_for): Same.
6085 * c-common.c (overflow_warning): New argument.
6086 * c-common.h: New argument to build_modify_expr, overflow_warning.
6087 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
6089 (c_parser_initializer): Pass location to
6090 default_function_array_conversion.
6091 (c_parser_initelt): Same.
6092 (c_parser_initval): Same.
6093 (c_parser_asm_operands): Same.
6094 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
6095 (c_parser_conditional_expression): Same.
6096 (c_parser_binary_expression): Add location info to stack. Use it.
6097 (c_parser_unary_expression): Pass location to
6098 default_function_array_conversion, parser_build_unary_op,
6099 build_indirect_ref, c_parser_postfix_expression_after_primary.
6100 (c_parser_postfix_expression_after_primary): New location argument.
6102 (c_parser_expression_conv): Pass location to
6103 default_function_array_conversion.
6104 (c_parser_expr_list): Same.
6105 (c_parser_omp_atomic): Same.
6106 (c_parser_omp_for_loop): Same.
6107 * c-tree.h: (struct c_declarator): Add comment to id_loc.
6108 (build_array_declarator): New argument.
6109 * c-decl.c (build_array_declarator): Add location argument.
6110 (grokdeclarator): Set id_loc for cdk_array.
6111 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
6112 build_array_declarator.
6113 * tree.c (build_omp_clause): Add location argument.
6114 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
6115 (OMP_CLAUSE_LOCATION): New macro.
6116 (struct tree_omp_clause): Add location field.
6117 (build_omp_clause): Add argument.
6118 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
6119 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
6121 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
6122 (cp_parser_omp_clause_collapse): Same.
6123 (cp_parser_omp_clause_default): Same.
6124 (cp_parser_omp_clause_if): Same.
6125 (cp_parser_omp_clause_nowait): Same.
6126 (cp_parser_omp_clause_num_threads): Same.
6127 (cp_parser_omp_clause_ordered): Same.
6128 (cp_parser_omp_clause_schedule): Same.
6129 (cp_parser_omp_clause_untied): Same.
6130 (cp_parser_omp_for_loop): Same.
6131 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6132 * c-tree.h (c_start_case): Add location argument.
6133 (c_process_expr_stmt): Same.
6134 (c_finish_goto_*): Same.
6135 * tree-parloops.c (initialize_reductions): Pass location to
6137 (create_parallel_loop): Same.
6138 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
6139 (gfc_trans_omp_reduction_list): Same.
6140 (gfc_trans_omp_clauses): Same.
6141 (gfc_trans_omp_do): Same.
6142 * c-typeck.c (c_finish_goto_label): Same.
6143 (c_finish_goto_ptr): New location argument.
6144 (c_start_case): Same.
6145 (emit_side_effect_warnings): Same.
6146 (c_process_expr_stmt): Same.
6147 (c_finish_stmt_expr): Same.
6148 (c_finish_omp_clauses): Use error_at instead of error.
6149 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6151 * c-omp.c (c_split_parallel_clauses): New location argument.
6152 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6153 to build_omp_clause.
6154 (convert_local_reference_stmt): Same.
6155 (convert_gimple_call): Same.
6156 * c-common.h (c_split_parallel_clauses): New argument.
6157 * c-parser.c (c_parser_statement_after_labels): Pass location to
6158 c_finish_goto_label.
6159 (c_parser_switch_statement): Pass location to c_start_case.
6160 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6161 and c_process_expr_stmt.
6162 (c_parser_omp_variable_list): Add location argument.
6163 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6164 (c_parser_omp_clause_default): Same.
6165 (c_parser_omp_clause_if): Same.
6166 (c_parser_omp_clause_num_threads): Same.
6167 (-c_parser_omp_clause_ordered): Same.
6168 (c_parser_omp_clause_reduction): Pass location to
6169 c_parser_omp_variable_list.
6170 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6171 (c_parser_omp_clause_untied): Same.
6172 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6173 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6175 * c-tree.h (check_for_loop_decls, undeclared_variable,
6176 build_component_ref, build_array_ref, build_external_ref,
6177 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6178 build_conditional_expr, build_compound_expr, c_cast_expr,
6179 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6180 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6182 * c-semantics.c (build_stmt): Same.
6183 (build_case_label): Same.
6184 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6185 (undeclared_variable): New argument.
6187 (lookup_label): Pass location on down.
6188 (define_label): Same.
6189 (finish_decl): Same.
6190 (build_compound_literal): Same.
6191 (finish_struct): Same.
6192 (finish_function): Do not set location here.
6193 (check_for_loop_decls): New argument.
6194 * tree.c (save_expr): Set location.
6195 (build_empty_stmt): New argument.
6196 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6197 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6198 * builtins.c (gimplify_va_arg_expr): Use locations.
6199 (expand_builtin_sync_operation): Same.
6200 * c-typeck.c (build_component_ref): New argument.
6201 (build_array_ref): Same.
6202 (build_external_ref): Same.
6203 (c_expr_sizeof_expr): Same.
6204 (c_expr_sizeof_type): Same.
6205 (parser_build_unary_op): Same.
6206 (build_conditional_expr): Same.
6207 (build_compound_expr): Pass location on down.
6208 (build_compound_expr): New argument.
6209 (build_c_cast): Same.
6210 (c_cast_expr): Same.
6211 (build_asm_expr): Same.
6212 (c_finish_return): Same.
6213 (c_process_expr_stmt): Pass location on down.
6214 (c_finish_stmt_expr): New argument.
6215 (push_clenaup): Same.
6216 (c_finish_omp_parallel): Same.
6217 (c_finish_omp_task): Same.
6218 * gimplify.c (gimplify_call_expr): Pass location on down.
6219 * c-omp.c (c_finish_omp_master): New argument.
6220 (c_finish_omp_critical): Same.
6221 (c_finish_omp_ordered): Same.
6222 (c_finish_omp_barrier): Same.
6223 (-c_finish_omp_taskwait): Same.
6224 (c_finish_omp_atomic): Same.
6225 (c_finish_omp_flush): Same.
6226 * tree-inline.c (copy_tree_body_r): Pass location on down.
6227 (inline_forbidden_p): Remove use of input_location.
6228 * c-gimplify.c (c_build_bind_expr): New argument.
6229 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6230 (c_sizeof_or_alignof_type): New argument.
6231 (c_alignof_expr): Same.
6232 (build_va_arg): Same.
6233 (c_add_case_label): Same.
6234 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6235 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6236 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6237 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6238 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6239 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6241 * stub-objc.c (objc_build_selector_expr): Same.
6242 (objc_build_throw_stmt): Same.
6243 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6244 (c_parser_initelt): Same.
6245 (c_parser_compound_statement): Same.
6246 (c_parser_compound_statement_nostart): Same.
6247 (c_parser_label): Same.
6248 (c_parser_statement_after_labels): Same.
6249 (c_parser_if_body): Same.
6250 (c_parser_else_body): Same.
6251 (c_parser_if_statement): Same.
6252 (c_parser_switch_statement): Same.
6253 (c_parser_while_statement): Same.
6254 (c_parser_do_statement): Same.
6255 (c_parser_for_statement): Same.
6256 (c_parser_asm_statement): Same.
6257 (c_parser_conditional_expression): Same.
6258 (c_parser_binary_expression): Same.
6259 (c_parser_cast_expression): Same.
6260 (c_parser_unary_expression): Same.
6261 (c_parser_sizeof_expression): Same.
6262 (c_parser_alignof_expression): Same.
6263 (c_parser_postfix_expression): Same.
6264 (c_parser_expression): Same.
6265 (c_parser_objc_receiver): Same.
6266 (c_parser_omp_variable_list): Same.
6267 (c_parser_omp_structured_block): Same.
6268 (c_parser_omp_atomic): New argument.
6269 (c_parser_omp_barrier): Same.
6270 (c_parser_omp_critical): Same.
6271 (c_parser_omp_flush): Pass location on down.
6272 (c_parser_omp_for_loop): New argument.
6273 (c_parser_omp_for): Same.
6274 (c_parser_omp_master): Same.
6275 (c_parser_omp_ordered): Same.
6276 (c_parser_omp_sections_scope): Same.
6277 (c_parser_omp_sections): Same.
6278 (c_parser_omp_parallel): Same.
6279 (c_parser_omp_single): Same.
6280 (c_parser_omp_task): Same.
6281 (c_parser_omp_taskwait): Pass location on down.
6282 (c_parser_omp_construct): Same.
6283 (c_parser_omp_threadprivate): Same.
6284 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6285 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6286 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6287 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6288 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6289 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6290 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6291 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6292 config/i386/i386.c, stmt.c:
6293 Add location argument to the following function definitions and/or
6294 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6295 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6296 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6297 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6298 do_case, c_finish_bc_stmt, build_compound_literal,
6299 build_function_call.
6300 * c-decl.c (build_compound_literal): Add location argument.
6301 Make all diagnostic calls use location.
6302 (start_struct): Same.
6303 (finish_struct): Same.
6305 (build_enumerator): Same.
6306 (start_function): Same.
6307 (grokdeclarator): Make all diagnostic calls use location.
6308 (store_parm_decls_oldstyle): Same.
6309 * c-typeck.c (build_function_call): Add location argument.
6310 Make all diagnostic calls use location.
6312 (c_finish_bc_stmt): Same.
6313 * tree-nested.c (get_trampoline_type): Add argument.
6314 Pass location to build_decl.
6315 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6316 * rtl.h (RTL_LOCATION): New.
6317 * c-common.c (c_add_case_label): Add location argument.
6318 Make all diagnostic calls use location.
6319 * c-common.h: Add location argument to make_fname_decl, do_case,
6320 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6321 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6322 Set it appropriately for every case. Pass enum_loc to start_enum
6323 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6325 (c_parser_struct_or_union_specifier): Save location. Use it for
6326 start_struct, finish_struct, and parser_xref_tag.
6328 2009-06-12 Ian Lance Taylor <iant@google.com>
6330 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6332 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6333 cpp_opts->warn_cxx_operator_names.
6335 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6338 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6339 is returns NULL and OP is a VCE, look through the VCE.
6341 2009-06-12 Ian Lance Taylor <iant@google.com>
6344 * collect2.c (main): Use CONST_CAST2 in code inside #if
6345 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6347 2009-06-12 Joey Ye <joey.ye@intel.com>
6350 * cfgexpand.c (get_decl_align_unit): Update
6351 max_used_stack_slot_alignment with align instead of
6352 stack_alignment_needed.
6354 * function.c (assign_stack_local_1): Update
6355 max_used_stack_slot_alignment with alignment_in_bits instead
6356 of stack_alignment_needed.
6357 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6360 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6362 * dwarf2out.c (last_var_location_insn): New variable.
6363 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6364 (dwarf2out_var_location): Don't record anything after last real
6365 insn. Only change labels if there were any real instructions
6366 in between last note and this one, or if changed sections.
6368 2009-06-11 Richard Henderson <rth@redhat.com>
6370 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6371 note when storing the frame pointer in a register.
6372 (FRP): Don't redefine to nothing for epilogue.
6373 (alpha_expand_epilogue): Mark register and sp restores.
6374 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6376 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6377 when gen_lowpart is needed.
6379 2009-06-11 Richard Henderson <rth@redhat.com>
6381 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6383 * dwarf2out.c (need_data_align_sf_opcode): New.
6384 (div_data_align): Move earlier.
6385 (def_cfa_1, reg_save): Use it.
6387 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6389 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6390 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6391 (ix86_handle_option): Handle OPT_mcrc32.
6392 (ix86_target_string): Add -mcrc32.
6393 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6395 * config/i386/i386.h (TARGET_CRC32): New.
6397 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6398 (sse4_2_crc32di): Likewise.
6400 * config/i386/i386.opt (mcrc32): New.
6402 * doc/invoke.texi: Document -mcrc32.
6404 2009-06-11 Richard Henderson <rth@redhat.com>
6406 * common.opt (gdwarf-): Accept a version number.
6407 * doc/invoke.texi (gdwarf-): Update docs.
6408 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6409 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6410 version level, and record it.
6412 * dwarf2.h (DW_CIE_VERSION): Remove.
6413 * dwarf2out.c (DWARF_VERSION): Remove.
6414 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6415 (output_call_frame_info): Use CIE version 3 for dwarf3,
6416 or if the return register column is out of range for version 1.
6417 (dwarf_stack_op_name): Add all dwarf3 values.
6418 (DEBUG_PUBTYPES_SECTION): New.
6419 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6420 encoding change for dwarf3.
6421 (output_die) [dw_val_class_die_ref]: Likewise.
6422 (output_compilation_unit_header): Emit correct version for dwarf3.
6423 (output_line_info): Likewise.
6424 (output_pubnames): Update for DWARF_VERSION removal.
6425 (output_aranges): Likewise.
6426 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6427 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6428 (dwarf2out_finish): Likewise.
6430 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6432 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6435 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6438 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6439 * builtins.c (expand_builtin_unreachable): New function.
6440 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6441 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6442 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6444 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6445 searching for missing barriers.
6447 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6449 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6450 when -fprofile-generate* was passed.
6451 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6453 2009-06-11 Anthony Green <green@moxielogic.com>
6455 * config/moxie/moxie.md: Define length attribute for all instructions.
6457 (*b<cond:code>): Support limited branch ranges for new PC-relative
6458 branch instructions.
6459 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6461 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6463 * config/i386/i386.c (min_insn_size): Use get_attr_length
6464 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6467 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6468 instead of emit_insn_before.
6470 2009-06-10 Ian Lance Taylor <iant@google.com>
6473 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6476 2009-06-10 Revital Eres <eres@il.ibm.com>
6478 * passes.c (init_optimization_passes): Reschedule
6479 predictive-commoning pass before complete unroll pass.
6481 2009-06-10 Martin Jambor <mjambor@suse.cz>
6483 * cgraph.c (cgraph_node_can_be_local_p): New function.
6484 (cgraph_make_node_local): New function.
6485 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6486 (cgraph_make_node_local): Declare.
6488 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6490 * tree.h (tree_base): Add packed_flag and user_align fields.
6491 Decrease size of spare field.
6492 (TYPE_USER_ALIGN): Use user_align from tree_base.
6493 (DECL_USER_ALIGN): Likewise.
6494 (TYPE_PACKED): Use packed_flag from tree_base.
6495 (DECL_PACKED): Likewise.
6496 (tree_type): Delete packed_flag and user_align fields. Widen
6497 precision field. Widen mode field and shuffle fields to align
6498 mode on an 8-bit boundary.
6499 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6500 Renumber decl_flag_* fields. Fix comments. Widen
6501 decl_common_unused field.
6502 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6503 (DECL_EXTERNAL): Likewise.
6504 (DECL_BIT_FIELD): Likewise.
6505 (DECL_NONADDRESSABLE_P): Likewise.
6506 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6507 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6509 2009-06-10 Ian Lance Taylor <iant@google.com>
6511 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6512 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6513 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6514 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6515 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6516 DEF_VEC_ALLOC_FUNC_P.
6517 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6518 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6519 DEF_VEC_ALLOC_FUNC_O.
6520 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6521 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6522 DEF_VEC_ALLOC_FUNC_I.
6523 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6524 (vec_stack_p_reserve_exact_1): Declare.
6525 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6526 (vec_stack_free): Declare.
6527 (VEC_stack_alloc): Define.
6528 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6529 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6530 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6531 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6533 (stack_vecs): New static variable.
6534 (vec_stack_p_reserve_exact_1): New function.
6535 (vec_stack_o_reserve_1): New static function.
6536 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6537 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6538 (vec_stack_free): New function.
6539 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6540 (VEC_df_ref_stack_alloc): Define.
6541 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6542 DEF_VEC_ALLOC_P_STACK.
6543 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6544 (struct df_collection_rec): Change _vec fields to VEC. Remove
6546 (df_free_collection_rec): Adjust for new fields.
6547 (df_insn_rescan): Use new df_collection_rec fields.
6548 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6549 (df_ref_create_structure, df_ref_record): Likewise.
6550 (df_get_conditional_uses, df_get_call_refs): Likewise.
6551 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6552 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6553 (df_record_exit_block_uses, df_bb_verify): Likewise.
6554 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6555 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6556 Remove count parameter. Change return type to void. Change all
6558 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6559 Remove count parameter. Change return type to void. Change all
6561 (df_install_refs): Change old_vec parameter to VEC. Remove count
6562 parameter. Change all callers.
6563 (df_install_mws): Change old_vec parameter to VEC. Remove count
6564 parameter. Change all callers.
6565 (df_refs_verify): Change new_rec parameter to VEC. Change call
6567 (df_mws_verify): Likewise.
6569 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6571 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6573 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6575 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6577 2009-06-10 Anthony Green <green@moxielogic.com>
6579 * config/moxie/crti.asm: New file.
6580 * config/moxie/crtn.asm: New file.
6581 * config/moxie/moxie.c: New file.
6582 * config/moxie/moxie.h: New file.
6583 * config/moxie/sfp-machine.h: New file.
6584 * config/moxie/moxie-protos.h: New file.
6585 * config/moxie/t-moxie: Created.
6586 * config/moxie/t-moxie-softfp: Created.
6587 * config/moxie/moxie.md: Created.
6588 * config/moxie/constraints.md: Created.
6589 * config.gcc: Add moxie support.
6590 * doc/md.texi (Machine Constraints): Add moxie constraints.
6591 * doc/contrib.texi (Contributors): Mention moxie port.
6592 * doc/install.texi (Specific): Mention the moxie port.
6594 2009-06-09 Ian Lance Taylor <iant@google.com>
6596 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6598 * optabs.c (optab_table): Only use designated initializers if
6599 HAVE_DESIGNATED_INITIALIZERS is defined.
6600 (convert_optab_table): Likewise.
6601 (init_optabs): Always call init_insn_codes if
6602 HAVE_DESIGNATED_INITIALIZERS is not defined.
6604 2009-06-09 Ian Lance Taylor <iant@google.com>
6606 * targhooks.c (default_builtin_vectorized_function): Change fn
6607 parameter to unsigned int.
6608 (default_builtin_vectorized_conversion): Change code parameter to
6610 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6611 * targhooks.h: Update declarations.
6612 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6613 parameter to unsigned int.
6615 * c-typeck.c (comptypes_check_enum_int): New static function.
6616 (comptypes_internal): Add enum_and_int_p parameter. Change all
6618 (comp_target_types): Add location parameter. Change all callers.
6619 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6621 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6622 (build_conditional_expr): Add colon_loc parameter. Change all
6624 (convert_for_assignment): Add location parameter. Change all callers.
6625 * c-parser.c (c_parser_conditional_expression): Pass location of
6626 colon to build_conditional_expr.
6627 * c-tree.h (build_conditional_expr): Update declaration.
6629 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6631 * graphite.c: Revert previous patch.
6633 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6636 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6638 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6640 * tree-ssa-loop-prefetch.c
6641 (loop_prefetch_arrays): Fixed a portability problem in printf format
6644 2009-06-09 Martin Jambor <mjambor@suse.cz>
6646 PR tree-optimization/40351
6647 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6648 refrence to a potential artifical subaccess can be constructed.
6650 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6652 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6653 (sh_override_options): Likewise.
6654 * config/sh/sh.c: Include params.h.
6655 (sh_optimization_options): New.
6656 (sh_override_options): Likewise.
6657 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6658 (OVERRIDE_OPTIONS): Use sh_override_options.
6660 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6662 * dwarf2out.c (emit_cfa_remember): New variable.
6663 (add_fde_cfi): If emit_cfa_remember, recurse to add
6664 DW_CFA_remember_state first.
6665 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6666 instead just set emit_cfa_remember.
6668 2009-06-08 Jan Hubicka <jh@suse.cz>
6671 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6673 2009-06-08 Jan Hubicka <jh@suse.cz>
6676 * cgraphunit.c (save_inline_function_body): Do not copy transform
6677 hooks for saved inline bodies.
6678 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6681 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6683 * jump.c (returnjump_p): Handle delayed branches. Add missing
6686 2009-06-08 Jan Hubicka <jh@suse.cz>
6689 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6690 original node might've been modified.
6691 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6693 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6695 * tree-object-size.c (addr_object_size): Add OSI argument.
6696 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6697 (compute_builtin_object_size, expr_object_size): Adjust callers.
6698 (plus_stmt_object_size): Call addr_object_size instead of
6699 compute_builtin_object_size.
6701 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6702 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6704 * tree-ssa-loop-prefetch.c
6705 (gather_memory_references): Introduced a counter for the number of
6707 (anything_to_prefetch_p): Introduced a counter for the number of
6709 (is_loop_prefetching_profitable): New function with a cost model
6711 (loop_prefetch_arrays): Use the new cost model to determine if
6712 prefetching is profitable.
6713 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6714 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6715 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6716 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6717 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6718 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6720 2009-06-08 Michael Matz <matz@suse.de>
6723 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6724 partitions use the same.
6725 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6726 for basevars of SSA_NAMEs.
6727 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6728 to not expand them twice.
6729 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6732 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6734 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6735 (fdump-final-insns=, gtoggle): New.
6736 * doc/invoke.texi: Document them.
6737 * final.c (rest_of_clean_state): Dump final insn stream.
6738 * gcc.c (invoke_as): Hook in -fcompare-debug.
6739 (static_spec_functions): Add compare-debug-dump-opt,
6740 compare-debug-self-opt and compare-debug-auxbase-opt.
6741 (compare_debug, compare_debug_second, compare_debug_opt): New.
6742 (switches_debug_check, n_switches_debug_check): New.
6743 (debug_auxbase_opt, debug_check_temp_file): New.
6744 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6746 (do_self_spec): Handle arguments after switches.
6747 (do_spec_1): Add .gk extension to temp file basenames for compare.
6748 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6749 (cc1_options): Use it instead of normal auxbase computation for
6750 the second compare-debug compilation.
6751 (compare_files): New.
6752 (main): Set up and implement compare debug mode.
6753 (compare_debug_dump_opt_spec_function): New.
6754 (compare_debug_self_opt_spec_function): New.
6755 (compare_debug_auxbase_opt_spec_function): New.
6756 * toplev.c (process_options): Handle flag_gtoggle,
6757 flag_dump_final_insns.
6758 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6759 during -fcompare-debug-second compilation.
6761 2009-06-07 Ian Lance Taylor <iant@google.com>
6763 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6764 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6766 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6767 with no default node. Change warning with %H to warning_at.
6768 Don't clear warn_switch around case checking.
6769 * doc/invoke.texi (Warning Options): Clarify distinction between
6770 -Wswitch and -Wswitch-enum.
6772 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6774 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6776 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6778 * gbl-ctors.h: Add header guard.
6780 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6782 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6783 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6784 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6785 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6786 prototypes for removed functions.
6787 (expressions_equal_p): Move to ...
6788 * tree-ssa-sccvn.h: ... here and ...
6789 * matrix-reorg.c: ... adjust includes.
6791 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6793 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6795 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6797 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6798 (finish_function): Remove erroneous whitespace.
6800 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6802 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6803 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6805 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6807 * errors.c (internal_error): Commentary typo fix.
6808 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6809 * tree-ssa-pre.c: Ditto.
6811 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6813 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6814 them is supposed to hold actual statements.
6816 2009-06-06 Ian Lance Taylor <iant@google.com>
6818 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6819 empty statements can now have attributes.
6821 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6823 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6824 * config/mips/mips.md: Ditto.
6826 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6828 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6830 (__eabi_uconvert): Likewise.
6832 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6834 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6835 CFI_* definitions with IN_GCC.
6837 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6839 * xcoffout.h (xcoffout_source_line): Update prototype.
6841 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6843 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6844 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6846 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6849 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6850 inlined_function_outer_scope_p blocks for artificial inlines
6852 * tree.c (tree_nonartificial_location): Rewrite using
6853 block_nonartificial_location.
6855 2009-06-05 Revital Eres <eres@il.ibm.com>
6856 Leehod Baruch <leehod@il.ibm.com>
6858 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6859 (expand_expr_real_1): Remove comment.
6860 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6861 Vectorize misaligned access when the target supports it.
6862 (vect_supportable_dr_alignment): Check for unaligned access support.
6863 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6866 2009-06-05 Julian Brown <julian@codesourcery.com>
6868 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6869 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6871 2009-06-05 Richard Guenther <rguenther@suse.de>
6874 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6877 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6879 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6880 (save_gprs): Don't tell unwinder when a global register is saved.
6881 (s390_emit_epilogue): Emit needed epilogue unwind info.
6883 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6885 * dwarf2out.c (deferred_asm_name): New.
6886 (add_name_and_src_coords_attributes): Defer creation of
6887 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6889 (move_linkage_attr): New.
6890 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6893 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6895 * tree-nested.c (finalize_nesting_tree_1): Declare the
6896 frame_decl in the binding tree.
6898 2009-06-04 Cary Coutant <ccoutant@google.com>
6900 * basic-block.h (struct basic_block_def): Add discriminator field.
6901 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6903 * debug.c (do_nothing_debug_hooks): Add additional entry.
6904 (debug_nothing_int_charstar_int): New function.
6905 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6906 (debug_nothing_int_charstar_int): New declaration.
6907 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6908 discriminator value in .loc directive.
6909 * final.c (last_discriminator): New variable.
6910 (discriminator): New variable.
6911 (final_start_function): Initialize above variables, pass current
6912 discriminator to debug hook.
6913 (notice_source_line): Check for discriminator change.
6914 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6915 * sdbout.c (sdbout_source_line): New parameter.
6916 * tree-cfg.c (struct locus_discrim_map): New structure type.
6917 (discriminator_per_locus): New hash table.
6918 (build_gimple_cfg): Allocate and free discriminator hash table.
6919 (make_edges): Call assign_discriminator.
6920 (locus_map_hash): New function.
6921 (locus_map_eq): New function.
6922 (next_discriminator_for_locus): New function.
6923 (same_line_p): New function.
6924 (assign_discriminator): New function.
6925 (make_cond_expr_edges): Call assign_discriminator.
6926 (make_gimple_switch_edges): Likewise.
6927 (first_non_label_stmt): New function.
6928 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6930 * xcoffout.c (xcoffout_source_line): Add new parameter.
6932 * configure.ac (gcc_cv_as_discriminator): New configury check for
6933 gas support for discriminator.
6934 * configure: Regenerate.
6935 * config.in: Regenerate.
6937 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6939 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6940 val after checking for integers.
6942 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6944 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6946 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6947 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6948 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6949 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6950 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6951 X64_SSE_REGPARM_MAX.
6952 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6953 X64_SSE_REGPARM_MAX.
6955 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6957 * gcc.c (report_times_to_file): New.
6958 (execute): Implement it.
6959 (process_command): Support -time=.
6960 * doc/invoke.texi: Document it.
6962 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6964 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6965 that have value exprs.
6967 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6969 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6970 declarations for constants until...
6971 (dw2_output_indirect_constant_1): ... this point.
6973 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6976 * arm.md (arm_addsi3): Don't try to split an add with an
6977 eliminable register until after reload has completed.
6979 2009-06-03 Ian Lance Taylor <iant@google.com>
6981 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6982 * genattrtab.c (write_length_unit_log): Likewise.
6983 * genchecksum.c (dosum): Likewise.
6984 * gengtype.c (write_rtx_next): Likewise.
6985 (finish_root_table, write_roots): Likewise.
6986 * gimple.c (gimple_ops_offset_): Likewise.
6987 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6988 * config/arc/arc.c (arc_attribute_table): Likewise.
6989 * config/arm/arm.c (arm_attribute_table): Likewise.
6990 * config/avr/avr.c (avr_attribute_table): Likewise.
6991 * config/crx/crx.c (crx_attribute_table): Likewise.
6992 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6993 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6994 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6995 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6996 * config/sh/sh.c (sh_attribute_table): Likewise.
6997 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6998 * config/spu/spu.c (spu_attribute_table): Likewise.
6999 * config/v850/v850.c (v850_attribute_table): Likewise.
7001 * config/alpha/alpha.c (vms_attribute_table): Make static.
7002 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
7003 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
7004 * config/mips/mips.c (mips_attribute_table): Likewise.
7006 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
7008 (cc1-checksum.o): Likewise.
7010 2009-06-03 Steve Ellcey <sje@cup.hp.com>
7012 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
7014 2009-06-03 Jakub Jelinek <jakub@redhat.com>
7016 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
7017 insn if it is changing sp. Use gen_add3_insn instead of
7018 conditionally gen_addsi3 and gen_adddi3.
7019 (offset_below_red_zone_p): New static inline function.
7020 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
7021 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
7022 * config/rs6000/ppc-asm.h: Include auto-host.h.
7023 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
7024 CFI_RESTORE): Define.
7025 * config/rs6000/crtresxgpr.asm: Add unwind info.
7026 * config/rs6000/crtresxfpr.asm: Likewise.
7027 * config/rs6000/crtresgpr.asm: Likewise.
7028 * config/rs6000/crtresfpr.asm: Likewise.
7029 * config/rs6000/crtsavgpr.asm: Likewise.
7030 * config/rs6000/crtsavfpr.asm: Likewise.
7032 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
7033 argument of DWARF2_FRAME_REG_OUT macros.
7035 2009-06-03 Julian Brown <julian@codesourcery.com>
7037 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
7038 words or less (including TImode) in core registers.
7040 2009-06-03 Richard Guenther <rguenther@suse.de>
7043 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
7045 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
7047 * statistics.c (statistics_counter_event): Do not record event
7048 in pass dump if its number == -1.
7049 (curr_statistics_hash): Add assert that we never get passes
7050 with static number == -1.
7052 2009-06-03 Richard Guenther <rguenther@suse.de>
7053 Andrey Belevantsev <abel@ispras.ru>
7055 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
7056 non-BLKmode arrays addressable.
7058 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
7060 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
7061 * config/m68k/m68k.h: ... here.
7062 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
7065 2009-06-03 Martin Jambor <mjambor@suse.cz>
7067 PR tree-optimization/40323
7068 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
7071 2009-06-03 Richard Guenther <rguenther@suse.de>
7073 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7076 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
7078 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
7079 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
7080 JUMP_TABLE_DATA_P where applicable.
7081 * config/sh/sh.c: Ditto.
7082 * config/sh/sh.h: Ditto.
7083 * config/sh/sh.md: Ditto.
7084 * config/sh/symbian.c: Ditto.
7086 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
7088 * config/i386/driver-i386.c (describe_cache): Optimize
7089 concatenation of strings. Use snprintf instead of sprintf.
7090 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
7091 target when not compiling with GCC.
7093 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
7095 * config/sh/sh.c: Revert last change.
7096 (sh_expand_epilogue): Emit a blockage insn before the frame
7097 pointer adjustment unconditionally.
7099 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7101 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
7102 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
7103 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
7104 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
7105 to COLLECT_GCC_OPTIONS.
7107 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7109 * collect2.c (target_system_root): New variable.
7110 (main): Handle --sysroot=.
7111 (ignore_library): Strip the sysroot from the library path.
7113 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7115 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
7116 (collect2.o): Depend on collect2-aix.h.
7117 (collect2-aix.o): New rule.
7118 * collect2-aix.h: New file.
7119 * collect2-aix.c: Likewise.
7120 * collect2.c: Include collect2-aix.h. Don't undefine
7121 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
7122 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
7123 Use TARGET_AIX_VERSION instead of _AIX51.
7124 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
7125 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
7126 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
7127 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
7128 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
7130 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7132 * collect2.c (ignore_library): Avoid premature post-increment
7135 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
7137 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
7138 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
7139 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
7140 CROSS_DIRECTORY_STRUCTURE too.
7141 (LINK_LIBG_SPEC): Likewise.
7142 (LIB_SPEC): Add %R to sysroot paths.
7143 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
7144 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
7145 * config/rs6000/aix51.h: As for aix43.h.
7146 * config/rs6000/aix52.h: Likewise.
7147 * config/rs6000/aix53.h: Likewise.
7148 * config/rs6000/aix61.h: Likewise.
7149 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7150 to the beginning of sysroot paths.
7152 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7154 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7155 INSN_LISTs that are out of the REG_NOTE range.
7157 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7159 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7160 (struct var_to_expand): Likewise.
7161 (struct opt_info): Add head and tail for linked lists of the above.
7162 (analyze_insn_to_expand_var): Initialize next.
7163 (analyze_iv_to_split_insn): Likewise.
7164 (analyze_insns_in_loop): Create linked lists.
7165 (allocate_basic_variable): Simplify for use without hash table.
7166 (insert_var_expansion_initialization): Likewise, make it type-safer.
7167 (combine_var_copies_in_loop_exit): Likewise.
7168 (apply_opt_in_copies): Walk lists rather than hash tables.
7169 (release_var_copies): Simplified and inlined by hand into...
7170 (free_opt_info): ... this function.
7172 2009-06-02 Richard Guenther <rguenther@suse.de>
7174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7177 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7179 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7180 only for builtins that are not overridden.
7182 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7184 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7187 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7189 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7191 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7193 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7195 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7197 * common.opt (fdump-unnumbered-links): New.
7198 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7199 * print-rtl.c (flag_dump_unnumbered_links): New.
7200 (print_rtx): Test it.
7202 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7204 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7205 push/pop multiple to 8-byte alignment.
7207 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7209 * config/i386/i386.c (queued_cfa_restores): New static variable.
7210 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7212 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7213 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7214 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7215 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7216 note unconditionally.
7217 (ix86_emit_restore_regs_using_mov): Likewise.
7218 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7219 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7220 it through to ix86_emit_restore_reg_using_pop.
7221 (ix86_emit_leave): Add RED_OFFSET argument. Call
7222 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7223 instead of adding REG_CFA_OFFSET note unconditionally.
7224 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7225 the above functions. Call ix86_add_queued_cfa_restore_notes when
7228 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7229 force output of the label even for dwarf2out_do_cfi_asm.
7230 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7231 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7232 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7234 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7235 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7236 dwarf2out_cfi_label callers.
7237 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7238 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7239 Adjust dwarf2out_cfi_label callers.
7240 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7242 * config/i386/i386.h (struct machine_cfa_state,
7243 struct machine_function): Guard with ifndef USED_FOR_TARGET
7244 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7247 * emutls.c (__emutls_get_address): Change arr->size to mean number
7248 of allocated arr->data entries instead of # of slots + 1.
7251 * recog.c (peep2_reinit_state): New function.
7252 (peephole2_init_state): Use it at the end of a basic block and also
7253 when seeing a RTX_FRAME_RELATED_P insn.
7255 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7257 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7258 fixuns_truncrfdi2): New.
7259 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7260 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7261 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7262 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7263 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7264 *recip_approx): Remove.
7265 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7266 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7267 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7269 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7272 2009-06-01 Ian Lance Taylor <iant@google.com>
7274 * attribs.c (register_attribute): Use CONST_CAST.
7275 * collect2.c (main): Use CONST_CAST2.
7276 (scan_prog_file): Likewise.
7277 * gcc.c (process_command, main): Likewise.
7278 * toplev.c (toplev_main): Likewise.
7280 * c-typeck.c (handle_warn_cast_qual): New static function,
7281 partially broken out of build_c_cast.
7282 (build_c_cast): Call handle_warn_cast_qual.
7283 * doc/invoke.texi (Warning Options): Document new effect of
7286 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7288 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7289 (diagnostic_report_current_module): Print columns.
7290 * common.opt (flag_show_column): Enable by default.
7292 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7294 * alias.c (find_base_term): Check for NULL term before returning.
7296 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7298 Revert due to PR40320:
7299 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7300 * calls.c (emit_library_call_value_1): Don't force_operand for move
7303 2009-06-01 Olivier Hainque <hainque@adacore.com>
7304 Eric Botcazou <ebotcazou@adacore.com>
7306 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7307 to be processed as a bitfield for constructor output purposes.
7308 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7310 * varasm.c (oc_local_state): New type, output_constructor
7311 local state to support communication with helpers.
7312 (oc_outer_state): New type, output_constructor outer state of
7313 relevance in recursive calls.
7314 (output_constructor_array_range): New output_constructor helper,
7315 extracted code for an array range element.
7316 (output_constructor_regular_field): New output_constructor helper,
7317 extracted code for an element that is not a bitfield.
7318 (output_constructor_bitfield): New output_constructor helper,
7319 extracted code for a bitfield element. Accept an OUTER state
7320 argument for recursive processing. Recurse on record or array
7321 CONSTRUCTOR values, possibly past noop conversions.
7322 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7323 VALUE is a valid constant-valued expression for use in a static
7324 bit-field initializer.
7325 (output_constructor): Rework to use helpers. Accept and honor an
7326 OUTER state argument for recursive calls. Return total size. Be
7327 prepared for nested constructors initializing bitfields.
7328 (output_constant): Feed OUTER in calls to output_constructor.
7330 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7332 * calls.c (emit_library_call_value_1): Don't force_operand for move
7335 2009-06-01 Nick Clifton <nickc@redhat.com>
7337 * doc/invoke.texi (IA-64 Options): Fix typo.
7339 2009-06-01 Ira Rosen <irar@il.ibm.com>
7341 PR tree-optimization/39129
7342 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7344 (vect_do_peeling_for_loop_bound): Use
7345 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7346 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7347 (vect_loop_versioning): Likewise.
7348 (vect_create_cond_for_alias_checks): Fix indentation.
7349 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7351 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7352 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7353 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7354 "control flow in loop".
7355 (vect_estimate_min_profitable_iters): Use
7356 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7357 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7358 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7359 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7360 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7361 statement belongs to a group of strided accesses with the exact code
7363 (vectorizable_load): Likewise.
7364 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7365 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7367 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7369 * config/freebsd-stdint.h: New file.
7370 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7371 Add freebsd-stdint.h to tm_file.
7373 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7375 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7376 (thumb2_extendhidi2): Likewise.
7378 2009-05-31 Ian Lance Taylor <iant@google.com>
7380 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7382 2009-05-31 Ian Lance Taylor <iant@google.com>
7384 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7385 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7386 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7388 2009-05-31 Jason Merrill <jason@redhat.com>
7390 * tree-pretty-print.c (print_call_name): Take the callee, not the
7391 call itself. Make non-static. Use dump_function_name for functions.
7392 (dump_generic_node): Adjust.
7393 * diagnostic.h: Declare print_call_name.
7394 * gimple-pretty-print.c (dump_gimple_call): Use it.
7396 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7398 * config/sh/sh.md (ashldi3_std): New define_expand.
7401 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7404 * config/sh/sh.c: Include debug.h.
7405 (sh_expand_epilogue): Emit a blockage insn before the frame
7406 pointer adjustment also when dwarf2out_do_frame returns true.
7408 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7410 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7411 (thumb2_extendqidi2): New pattern.
7413 2009-05-31 Ira Rosen <irar@il.ibm.com>
7415 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7416 mark phis for renaming.
7417 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7418 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7419 Call mark_sym_for_renaming.
7420 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7421 * tree-vect-loop.c (vect_transform_loop): Remove
7422 vect_memsyms_to_rename initialization and a call to
7423 mark_set_for_renaming.
7425 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7428 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7429 frame related even if !set_cfa && style < 0.
7431 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7433 * config/i386/mingw-tls.c: New file.
7434 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7435 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7436 defining _WIN32 but not __CYGWIN__.
7438 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7440 * configure.ac: Add MPC support.
7442 * config.in, configure: Regenerate.
7444 2009-05-29 Richard Henderson <rth@redhat.com>
7446 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7447 NOTE_INSN_BASIC_BLOCK.
7448 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7449 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7450 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7452 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7454 (add_cfi): Disable check redefining cfa away from drap.
7455 (lookup_cfa_1): Add remember argument; handle remember/restore.
7456 (lookup_cfa): Pass remember argument.
7457 (cfa_remember): New.
7458 (compute_barrier_args_size_1): Remove sibcall check.
7459 (dwarf2out_frame_debug_def_cfa): New.
7460 (dwarf2out_frame_debug_adjust_cfa): New.
7461 (dwarf2out_frame_debug_cfa_offset): New.
7462 (dwarf2out_frame_debug_cfa_register): New.
7463 (dwarf2out_frame_debug_cfa_restore): New.
7464 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7465 (dwarf2out_begin_epilogue): New.
7466 (dwarf2out_frame_debug_restore_state): New.
7467 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7468 DW_CFA_restore_state.
7469 (output_cfi_directive): Likewise.
7470 (convert_cfa_to_fb_loc_list): Likewise.
7471 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7472 * dwarf2out.h: Update.
7473 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7474 (copy_insn_1): Early out for null.
7475 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7476 and dwarf2out_frame_debug_restore_state.
7477 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7478 (prologue_insn_hash, epilogue_insn_hash): New.
7479 (free_after_compilation): Adjust freeing accordingly.
7480 (record_insns): Create hash table if needed; push insns into
7481 hash instead of array.
7482 (maybe_copy_epilogue_insn): New.
7483 (contains): Search hash table instead of array.
7484 (sibcall_epilogue_contains): Remove.
7485 (thread_prologue_and_epilogue_insns): Split eh_return insns
7486 and mark them as epilogues.
7487 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7488 scanning in terms of basic blocks.
7489 * insn-notes.def (CFA_RESTORE_STATE): New.
7490 * jump.c (returnjump_p_1): Accept EH_RETURN.
7491 (eh_returnjump_p_1, eh_returnjump_p): New.
7492 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7493 CFA_REGISTER, CFA_RESTORE): New.
7494 * rtl.def (EH_RETURN): New.
7495 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7497 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7498 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7500 * config/i386/i386.c (gen_push): Update cfa state.
7501 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7502 add a CFA_ADJUST_CFA note.
7503 (ix86_dwarf_handle_frame_unspec): Remove.
7504 (ix86_expand_prologue): Update cfa state.
7505 (ix86_emit_restore_reg_using_pop): New.
7506 (ix86_emit_restore_regs_using_pop): New.
7507 (ix86_emit_leave): New.
7508 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7509 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7510 * config/i386/i386.h (struct machine_cfa_state): New.
7511 (ix86_cfa_state): New.
7512 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7513 (eh_return_internal): Merge from eh_return_<mode>,
7514 use eh_return rtx, split w/ epilogue.
7516 2009-05-29 Ian Lance Taylor <iant@google.com>
7518 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7520 * calls.c (emit_library_call_value_1): Likewise.
7522 * c-typeck.c (c_build_va_arg): New function.
7523 * c-tree.h (c_build_va_arg): Declare.
7524 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7525 instead of build_va_arg.
7527 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7529 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7530 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7531 (ptr_difference_cost): Use affine combinations to compute it.
7532 (difference_cost): Likewise.
7533 (get_computation_cost_at): Compute more accurate cost for addresses
7534 if the ratio is a multiplier allowed in addresses.
7535 For non-addresses, consider that an additional offset or symbol is
7538 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7540 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7541 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7543 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7544 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7545 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7547 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7548 to 1 for TYPE_SSE{IADD1,CVT1}.
7549 (prefix_vex_imm8): Removed.
7550 (length_vex): Only pass 1 as second argument to
7551 ix86_attr_length_vex_default if prefix_extra is 0.
7552 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7553 (length): For prefix vex computation use length_immediate
7554 attribute instead of prefix_vex_imm8.
7555 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7556 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7557 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7558 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7559 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7560 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7561 a space in between the operands.
7562 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7563 if one operand is 0xff and the other one si, di, bp or sp.
7564 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7565 other one si, di, bp or sp.
7566 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7567 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7568 type and mode attributes.
7569 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7570 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7571 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7572 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7573 prefix_data16 attribute iff MODE_DF.
7574 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7575 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7576 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7577 constm128_operand in length_immediate computation.
7578 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7579 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7580 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7581 length_immediate attribute to 1.
7582 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7583 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7584 for certain alternatives.
7585 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7586 prefix_data16 attribute if MODE_V1DF.
7587 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7588 length_immediate to 1.
7589 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7590 length_address to 4, set mode attribute to MODE_DI.
7591 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7592 (fxam<mode>2_i387): Set length attribute to 4.
7593 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7594 *prefetch_3dnow_rex): Override length_address attribute.
7595 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7597 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7598 (constm128_operand): Removed.
7599 * config/i386/i386.c (memory_address_length): For
7600 disp && !index && !base in 64-bit mode account for SIB byte if
7601 print_operand_address can't optimize disp32 into disp32(%rip)
7602 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7603 for fs: or gs: segment.
7604 (ix86_attr_length_immediate_default): When checking if shortform
7605 is possible, truncate immediate to the length of the non-shortened
7607 (ix86_attr_length_address_default): Ignore MEM_P operands
7609 (ix86_attr_length_vex_default): Only check for DImode on
7610 GENERAL_REG_P operands.
7611 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7612 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7613 (sse_cvttps2pi): Clear prefix_rep attribute.
7614 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7616 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7617 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7618 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7619 iff operand 2 is const_int_operand.
7620 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7621 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7622 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7624 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7626 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7627 prefix_data16 attribute for movlpd and movhpd instructions.
7628 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7629 length_immediate for shufpd instruction.
7630 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7631 (avx_cmpp<avxmodesuffixf2c><mode>3,
7632 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7633 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7634 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7635 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7636 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7637 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7638 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7639 prefix_data16 attribute for the first alternative to 1.
7640 (*avx_loadlps): Override length_immediate for the first alternative.
7641 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7642 attributes for second alternative.
7643 (*vec_concatv2sf_sse4_1): Override length_immediate and
7644 prefix_data16 attributes for second alternative.
7645 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7646 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7647 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7648 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7649 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7650 prefix_data16 and length_immediate to 1.
7651 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7653 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7654 prefix_extra attribute for variants that don't have 0f prefix alone.
7655 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7656 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7657 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7658 *sse4_1_pextrd): Set length_immediate to 1.
7659 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7660 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7662 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7663 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7664 length_immediate to 1 for second alternative.
7665 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7666 prefix_extra and length_immediate attributes for the first
7668 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7670 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7671 to 1 for the first and third alternative.
7672 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7674 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7676 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7678 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7679 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7680 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7681 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7682 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7683 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7684 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7685 ssse3_psign<mode>3): Override prefix_rex attribute.
7686 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7687 (ssse3_palignrti): Override length_immediate to 1.
7688 (ssse3_palignrdi): Override length_immediate to 1, override
7689 prefix_rex attribute.
7690 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7691 (sse4a_extrqi): Override length_immediate to 2.
7692 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7693 (sse4a_insertq): Override prefix_data16 to 0.
7694 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7695 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7696 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7697 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7698 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7699 and length_immediate to 1.
7700 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7701 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7702 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7703 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7704 and length_immediate to 1.
7705 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7706 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7707 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7708 avx_ptest256): Override prefix_extra to 1.
7709 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7710 Override prefix_data16 and length_immediate to 1.
7711 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7712 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7713 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7714 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7715 prefix_data16 to 0 and prefix_extra to 2.
7716 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7717 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7719 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7720 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7721 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7722 and prefix_extra to 2.
7723 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7724 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7725 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7726 avx_vpermilvar<mode>3,
7727 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7728 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7729 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7730 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7731 Override prefix_extra to 1.
7732 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7733 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7734 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7735 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7736 prefix_extra and length_immediate to 1.
7737 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7739 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7740 to 1 for the first alternative.
7741 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7742 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7744 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7745 *movv2sf_internal_avx, *movv2sf_internal): Override
7746 prefix_rep attribute for certain alternatives.
7747 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7748 attributes for certain alternatives.
7749 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7750 attributes for certain alternatives.
7751 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7752 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7753 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7754 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7755 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7756 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7757 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7758 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7759 length_immediate to 1 if operand 2 is const_int_operand.
7760 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7761 *vec_extractv2si_1): Set length_immediate attribute to 1.
7762 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7763 using old 3DNOW insn rather than SSE/3DNOW_A.
7764 (mmx_emms, mmx_femms): Clear modrm attribute.
7766 2009-05-29 Martin Jambor <mjambor@suse.cz>
7768 * tree-sra.c: New implementation of SRA.
7770 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7771 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7772 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7773 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7774 (SRA_MAX_STRUCTURE_COUNT): Removed.
7775 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7776 * doc/invoke.texi (sra-max-structure-size): Removed.
7777 (sra-field-structure-ratio): Removed.
7779 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7782 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7785 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7787 PR rtl-optimization/40101
7788 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7789 seqno. Adjust comment.
7790 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7791 inserting bookkeeping before a jump, the jump is not scheduled.
7792 When no positive seqno found, provide a value. Add comment.
7794 2009-05-29 Richard Guenther <rguenther@suse.de>
7796 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7797 short-cutting on the first component.
7799 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7802 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7803 for trees other than decls/types.
7805 2009-05-29 Richard Guenther <rguenther@suse.de>
7807 * tree-ssa-operands.c (get_expr_operands): Do not handle
7808 INDIRECT_REFs in the handled-component case. Remove
7809 unused get_ref_base_and_extent case.
7810 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7811 tree_low_cst and host_integerp where possible.
7812 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7813 codes for equivalence.
7814 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7816 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7818 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7819 to tmake_file for i[34567]86-*-cygwin*.
7821 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7824 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7825 (altivec_categorize_keyword, init_vector_keywords,
7826 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7829 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7831 * tree.c (handle_dll_attribute): Check if node is
7832 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7834 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7836 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7838 (thumb2_zero_extendqidi2): Likewise.
7840 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7842 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7843 instead of gen_movrt.
7844 * config/sh/sh.md (movrt): Remove.
7846 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7848 * doc/invoke.texi (IA-64 Options):
7849 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7850 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7851 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7852 -msched-prefer-non-control-spec-insns,
7853 -msched-stop-bits-after-every-cycle,
7854 -msched-count-spec-in-critical-path,
7855 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7856 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7857 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7858 and -msched-spec-verbose.
7860 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7862 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7863 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7865 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7867 2009-05-28 Richard Guenther <rguenther@suse.de>
7869 * tree-ssa-alias.c (ao_ref_init): New function.
7870 (ao_ref_base): Likewise.
7871 (ao_ref_base_alias_set): Likewise.
7872 (ao_ref_alias_set): Likewise.
7873 (refs_may_alias_p_1): Change signature.
7874 (refs_may_alias_p): Adjust.
7875 (refs_anti_dependent_p): Likewise.
7876 (refs_output_dependent_p): Likewise.
7877 (call_may_clobber_ref_p_1): Change signature.
7878 (call_may_clobber_ref_p): Adjust.
7879 (stmt_may_clobber_ref_p_1): New function split out from ...
7880 (stmt_may_clobber_ref_p): ... here.
7881 (maybe_skip_until): Adjust signature.
7882 (get_continuation_for_phi): Likewise.
7883 (walk_non_aliased_vuses): Likewise.
7884 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7885 (ao_ref_init): Declare.
7886 (ao_ref_base): Likewise.
7887 (ao_ref_alias_set): Likewise.
7888 (stmt_may_clobber_ref_p_1): Likewise.
7889 (walk_non_aliased_vuses): Adjust.
7890 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7891 (get_ref_from_reference_ops): remove.
7892 (vn_reference_lookup_2): Adjust signature.
7893 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7894 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7895 (vn_reference_lookup): Adjust.
7896 (vn_reference_insert): Likewise.
7897 (vn_reference_insert_pieces): Adjust signature.
7898 (visit_reference_op_call): Adjust.
7899 * tree-ssa-pre.c (get_expr_type): Simplify.
7900 (phi_translate_1): Adjust.
7901 (compute_avail): Likewise.
7902 (translate_vuse_through_block): Do not re-build trees.
7903 (value_dies_in_block_x): Likewise.
7904 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7906 (vn_reference_lookup_pieces): Adjust declaration.
7907 (vn_reference_insert_pieces): Likewise.
7909 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7911 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7912 with checking disabled.
7914 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7918 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7919 macro definition for support of three-operand format aligned
7920 .comm directive in assembler on cygwin/pe/mingw target OS.
7921 * configure: Regenerate.
7922 * config.h: Regenerate.
7924 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7925 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7926 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7928 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7929 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7931 2009-05-28 Ira Rosen <irar@il.ibm.com>
7933 PR tree-optimization/40254
7934 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7935 in analysis of basic blocks.
7937 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7940 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7941 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7942 (TARGET_INITIALIZER): Use it.
7943 * cse.c (CHEAPER): Move it up to the other macros.
7944 (insert): Rename this ...
7945 (insert_with_costs): ... to this. Add cost parameters. Update
7947 (insert): New function. Call insert_with_costs.
7948 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7949 find_reg_offset_for_const, try_const_anchors): New functions.
7950 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7951 when using a const-anchor. Call insert_const_anchors.
7952 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7953 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7955 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7957 * tree-inline.c (remap_decls): Enable nonlocalized variables
7958 when not optimizing.
7960 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7962 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7963 Simplify other tests involving optimize.
7965 2009-05-27 Tom Tromey <tromey@redhat.com>
7967 * unwind-dw2.c (_Unwind_DebugHook): New function.
7968 (uw_install_context): Call _Unwind_DebugHook.
7970 2009-05-27 Tom Tromey <tromey@redhat.com>
7972 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7974 2009-05-27 Ian Lance Taylor <iant@google.com>
7976 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7977 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7978 (ALL_LINKERFLAGS): Define.
7979 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7980 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7981 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7982 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7983 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7984 $(LINKER_FOR_BUILD).
7985 (build/gcov-iov$(build_exeext)): Likewise.
7987 2009-05-27 Julian Brown <julian@codesourcery.com>
7989 * gcse.c (target.h): Include.
7990 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7991 copy of argument to a pseudo register.
7993 2009-05-27 Diego Novillo <dnovillo@google.com>
7995 * tree-ssa-live.c (dump_scope_block): Document arguments.
7996 (dump_scope_blocks): Document.
7997 (debug_scope_blocks): New.
7998 * tree-flow.h (debug_scope_blocks): Declare.
8000 2009-05-21 Denis Chertykov <denisc@overta.ru>
8002 * doc/contrib.texi (Contributors): Add myself to the list.
8004 2009-05-27 Olivier Hainque <hainque@adacore.com>
8006 * expr.c (target_align): New function. Alignment the TARGET of an
8007 assignment may be assume to have.
8008 (highest_pow2_factor_for_target): Use it instead of relying on
8009 immediate tree attributes of TARGET, not necessarily honored when
8010 intermediate bitfields are involved.
8012 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
8015 * config/i386/driver-i386.c (host_detect_local_cpu): Support
8016 AVX, SSE4, AES, PCLMUL and POPCNT.
8018 2009-05-27 Diego Novillo <dnovillo@google.com>
8020 * tree-pretty-print.c (dump_location): New.
8021 (dump_generic_node): Call it.
8022 Factor code to handle BLOCK nodes ...
8023 (dump_block_node): ... here.
8025 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
8027 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
8029 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
8031 * gcc-plugin.h: Include config.h and system.h.
8032 (IN_GCC): Define if not defined.
8034 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
8037 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
8040 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
8042 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
8044 * config/m32r/m32r.h: Ditto.
8045 * config/m32r/m32r.md: Ditto.
8046 * config/m32r/predicates.md: Ditto.
8048 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
8050 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
8052 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
8055 (Loading plugins): typo.
8056 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
8057 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8058 (Interacting with the GCC Garbage Collector): Added new section.
8059 (Giving information about a plugin): Added new section for
8061 * ggc.h (ggc_register_root_tab): Added declaration.
8062 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
8063 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
8064 (register_callback): Improved comment in declaration.
8065 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
8066 (extra_root_vec) Added static variable for dynamic roots registration.
8067 (ggc_register_root_tab) Added new routine.
8068 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
8069 PLUGIN_GGC_MARKING event.
8070 * ggc-zone.c: Include plugin.h.
8071 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8072 * ggc-page.c: Include plugin.h.
8073 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
8074 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
8075 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
8076 (register_callback): check lack of callbacks for
8077 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
8078 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
8079 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
8080 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
8081 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
8082 dependency on plugin.h.
8083 (plugin.o): Added dependency on ggc.h...
8085 2009-05-26 Richard Guenther <rguenther@suse.de>
8089 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8090 with mismatched comparison modes.
8092 * expr.c (expand_expr_real_1): Expand the operand of a
8093 VIEW_CONVERT_EXPR in its natural mode.
8095 2009-05-26 Ian Lance Taylor <iant@google.com>
8097 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
8098 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
8099 (ALL_COMPILERFLAGS): Define.
8100 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
8101 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
8102 (collect2$(exeext), collect2.o): Likewise.
8103 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
8104 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
8105 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
8106 (libbackend.o, intl.o, cppdefault.o): Likewise.
8107 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
8108 (build/%.o): Use $(COMPILER_FOR_BUILD).
8109 (build/gen%$(build_exeext)): Likewise.
8110 (build/gcov-iov$(build_exeext)): LIkewise.
8111 * config/t-darwin (darwin.o): Use $(COMPILER).
8112 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
8113 * config/t-sol2 (sol2-c.o): Likewise.
8115 * config/t-vxworks (vxworks.o): Likewise.
8116 * config/x-darwin (host-darwin.o): Likewise.
8117 * config/x-hpux (host-hpux.o): Likewise.
8118 * config/x-linux (host-linux.o): Likewise.
8119 * config/x-solaris (host-solaris.o): Likewise.
8120 * config/alpha/x-alpha (driver-alpha.o): Likewise.
8121 * config/arm/t-arm (arm-c.o): Likewise.
8122 * config/arm/t-pe (pe.o): Likewise.
8123 * config/arm/t-wince-pe (pe.o): Likewise.
8124 * config/i386/t-cygming (winnt.o): Likewise.
8125 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
8126 * config/i386/t-cygwin (cygwin1.o): Likewise.
8127 (cygwin2.o): Likewise.
8128 * config/i386/t-i386 (i386-c.o): Likewise.
8129 * config/i386/t-interix (winnt.o): Likewise.
8130 * config/i386/t-netware (netware.o): Likewise.
8131 * config/i386/t-nwld (nwld.o): Likewise.
8132 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
8133 * config/i386/x-i386 (driver-i386.o): Likewise.
8134 * config/i386/x-cygwin (host-cygwin.o): Likewise.
8135 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
8136 * config/ia64/t-ia64 (ia64-c.o): Likewise.
8137 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
8138 * config/mips/x-native (driver-native.o): Likewise.
8139 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
8140 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
8141 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
8142 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
8143 * config/score/t-score-elf (score7.o): Likewise.
8144 (score3.o): Likewise.
8145 * config/sh/t-sh (sh-c.o): Likewise.
8146 * config/sh/t-symbian (sh-c.o): Likewise.
8147 (symbian.o): Likewise.
8148 * config/spu/t-spu-elf (spu-c.o): Likewise.
8149 * config/v850/t-v850 (v850-c.o): Likewise.
8150 * config/v850/t-v850e (v850-c.o): Likewise.
8152 2009-05-26 Richard Guenther <rguenther@suse.de>
8154 PR tree-optimization/40122
8155 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8156 VECTOR_CSTs if possible.
8157 (fold_gimple_assign): Likewise.
8159 2009-05-26 Richard Guenther <rguenther@suse.de>
8162 * fold-const.c (fold_binary): Use the correct types for building
8165 2009-05-26 Richard Guenther <rguenther@suse.de>
8167 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8168 redundant calls to merge_alias_info.
8169 (bump_vector_ptr): Likewise.
8170 * tree-ssa-copy.c (merge_alias_info): Remove.
8171 (replace_exp_1): Remove call to merge_alias_info.
8172 (propagate_tree_value): Likewise.
8173 (fini_copy_prop): Propagate points-to info.
8174 * tree-flow.h (merge_alias_info): Remove.
8176 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8178 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8180 2009-05-25 Jan Hubicka <jh@suse.cz>
8182 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8183 * cgraph.h (struct inline_summary): New filed self_wize,
8184 size_inlining_benefit, self_time and time_inlining_benefit.
8185 (struct cgraph_global_info): Replace insns by time ans size fields.
8186 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8187 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8188 (ipcp_update_callgraph): Do not touch function bodies.
8189 * ipa-inline.c: Include except.h
8190 (MAX_TIME): New constant.
8191 (overall_insns): Remove.
8193 (overall_size, max_benefit): New static variables.
8194 (cgraph_estimate_time_after_inlining): New function.
8195 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8196 (cgraph_clone_inlined_nodes): Update size.
8197 (cgraph_mark_inline_edge): Update size.
8198 (cgraph_estimate_growth): Use size info.
8199 (cgraph_check_inline_limits): Check size.
8200 (cgraph_default_inline_p): Likewise.
8201 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8202 (cgraph_decide_recursive_inlining): Check size.
8203 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8205 (cgraph_decide_inlining): Likewise.
8206 (cgraph_decide_inlining_incrementally): Likewise; honor
8207 PARAM_EARLY_INLINING_INSNS.
8208 (likely_eliminated_by_inlining_p): New predicate.
8209 (estimate_function_body_sizes): New function.
8210 (compute_inline_parameters): Use it.
8211 * except.c (must_not_throw_labels): New function.
8212 * except.h (must_not_throw_labels): Declare.
8213 * tree-inline.c (init_inline_once): Kill inlining_weigths
8214 * tree-ssa-structalias.c: Avoid uninitialized warning.
8215 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8216 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8217 (PARAM_INLINE_CALL_COST): Remove.
8218 (PARAM_EARLY_INLINING_INSNS): New.
8220 2009-05-25 Richard Guenther <rguenther@suse.de>
8222 PR tree-optimization/36327
8223 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8224 callback for reference translation or lookup at the point of may-defs.
8225 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8226 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8227 for union COMPONENT_REFs.
8228 (vn_reference_lookup_3): New callback. Lookup from memset
8229 and CONSTRUCTOR assignment, translate through struct copies.
8230 (vn_reference_lookup_pieces): Make sure to not free the
8231 passed operands array. Adjust walk_non_aliased_vuses call.
8232 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8233 make sure we do not leak memory.
8235 2009-05-25 Richard Guenther <rguenther@suse.de>
8237 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8238 * tree-inline.c (expand_call_inline): Reset the escaped and
8240 * tree-ssa-structalias.c (pass_build_ealias): New.
8241 * tree-pass.h (pass_build_ealias): Declare.
8242 * passes.c (init_optimization_passes): Add PTA during
8243 early optimizations.
8244 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8245 and CALLUSED solutions.
8246 (dump_points_to_solution): New function, split out from ...
8247 (dump_points_to_info_for): ... here.
8248 * tree-parloops.c (parallelize_loops): Reset the escaped and
8251 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8254 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8255 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8257 2009-05-25 Ira Rosen <irar@il.ibm.com>
8259 PR tree-optimization/40238
8260 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8261 statements after basic block's labels.
8262 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8263 to free the allocated memory.
8265 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8267 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8268 return address with a USE.
8270 2009-05-24 Richard Guenther <rguenther@suse.de>
8273 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8274 array type from the main variant of the inner type.
8276 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8278 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8279 definition to bool (from int) to un-break build.
8280 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8282 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8284 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8285 discard_stmt_changes): Delete.
8286 * tree-ssa-operands.c (scb_stack): Delete.
8287 (init_ssa_operands): Do not initialize it.
8288 (fini_ssa_operands): Do not free it.
8289 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8291 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8292 update_stmt, remove the others. Fix comments.
8293 * tree-dfa.c (optimize_stack_restore): Likewise.
8294 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8295 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8296 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8297 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8299 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8300 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8301 (dom_opt_finalize_block): Likewise, adjusting access to
8303 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8304 (stmts_to_rescan): Change item type to gimple.
8305 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8307 2009-05-24 Ira Rosen <irar@il.ibm.com>
8309 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8310 * tree-pass.h (pass_slp_vectorize): New pass.
8311 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8312 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8313 * tree-vectorizer.c (timevar.h): Include.
8314 (user_vect_verbosity_level): Declare.
8315 (vect_location): Fix comment.
8316 (vect_set_verbosity_level): Update user_vect_verbosity_level
8317 instead of vect_verbosity_level.
8318 (vect_set_dump_settings): Add an argument. Ignore user defined
8319 verbosity if dump flags require higher level of verbosity. Print to
8320 stderr only for loop vectorization.
8321 (vectorize_loops): Update call to vect_set_dump_settings.
8322 (execute_vect_slp): New function.
8323 (gate_vect_slp): Likewise.
8324 (struct gimple_opt_pass pass_slp_vectorize): New.
8325 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8327 (vec_info_for_bb): New function.
8328 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8329 (VECTORIZATION_ENABLED): New macro.
8330 (SLP_ENABLED, SLP_DISABLED): Likewise.
8331 (vect_is_simple_use): Add bb_vec_info argument.
8332 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8333 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8334 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8335 vect_schedule_slp, vect_analyze_slp): Likewise.
8336 (vect_analyze_stmt): Add slp_tree argument.
8337 (find_bb_location): Declare.
8338 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8339 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8340 (vect_analyze_loop_operations, vect_analyze_loop,
8341 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8342 vect_finalize_reduction, vectorizable_reduction,
8343 vectorizable_live_operation, vect_transform_loop): Likewise.
8344 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8345 skip evolution analysis if analyzing a basic block.
8346 (dr_analyze_indices): Likewise.
8347 (initialize_data_dependence_relation): Skip the test whether the
8348 object is invariant for basic blocks.
8349 (compute_all_dependences): Skip dependence analysis for data
8350 references in basic blocks.
8351 (find_data_references_in_stmt): Don't fail in case of invariant
8352 access in basic block.
8353 (find_data_references_in_bb): New function.
8354 (find_data_references_in_loop): Move code to
8355 find_data_references_in_bb and add a call to it.
8356 (compute_data_dependences_for_bb): New function.
8357 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8358 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8360 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8361 unknown dependence in basic block and fail in case of dependence in
8363 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8364 dependence instances from either loop or basic block vectorization
8366 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8367 before calling nested_in_vect_loop_p.
8368 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8369 dependence instances from either loop or basic block vectorization
8371 (vect_verify_datarefs_alignment): Likewise.
8372 (vect_enhance_data_refs_alignment): Adjust function calls.
8373 (vect_analyze_data_refs_alignment): Likewise.
8374 (vect_analyze_group_access): Fix printing. Skip different checks if
8375 DR_STEP is 0. Keep strided stores either in loop or basic block
8376 vectorization data structure. Fix indentation.
8377 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8379 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8380 dependence instances from either loop or basic block vectorization
8382 (vect_analyze_data_refs): Update comment. Call
8383 compute_data_dependences_for_bb to analyze basic blocks.
8384 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8385 case of loop vectorization. In case of basic block vectorization use
8386 data-ref itself as a base.
8387 (vect_create_data_ref_ptr): In case of basic block vectorization:
8388 don't advance the pointer, add new statements before the current
8389 statement. Adjust function calls.
8390 (vect_supportable_dr_alignment): Support only aligned accesses in
8391 basic block vectorization.
8392 * common.opt (ftree-slp-vectorize): New flag.
8393 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8394 (vect_pattern_recog_1): Likewise.
8395 * tree-vect-stmts.c (process_use): Likewise.
8396 (vect_init_vector): Add new statements in the beginning of the basic
8397 block in case of basic block SLP.
8398 (vect_get_vec_def_for_operand): Adjust function calls.
8399 (vect_finish_stmt_generation): Likewise.
8400 (vectorizable_call): Add assert that it is loop vectorization, adjust
8402 (vectorizable_conversion, vectorizable_assignment): Likewise.
8403 (vectorizable_operation): In case of basic block SLP, take
8404 vectorization factor from statement's type and skip the relevance
8405 check. Adjust function calls.
8406 (vectorizable_type_demotion): Add assert that it is loop
8407 vectorization, adjust function calls.
8408 (vectorizable_type_promotion): Likewise.
8409 (vectorizable_store): Check for outer loop only in case of loop
8410 vectorization. Adjust function calls. For basic blocks, skip the
8411 relevance check and don't advance pointers.
8412 (vectorizable_load): Likewise.
8413 (vectorizable_condition): Add assert that it is loop vectorization,
8414 adjust function calls.
8415 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8416 that it is not reduction, get vector type, call only supported
8417 functions, skip loop specific parts.
8418 (vect_transform_stmt): Check for outer loop only in case of loop
8420 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8421 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8422 for external definition.
8423 * passes.c (pass_slp_vectorize): New pass.
8424 * tree-vect-slp.c (find_bb_location): New function.
8425 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8426 check for patterns only in loops.
8427 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8428 case of multiple types in basic block SLP.
8429 (vect_mark_slp_stmts_relevant): New function.
8430 (vect_supported_load_permutation_p): Fix comment.
8431 (vect_analyze_slp_instance): Add argument. In case of basic block
8432 SLP, take vectorization factor from statement's type, check that
8433 unrolling factor is 1. Adjust function call. Save SLP instance in
8434 either loop or basic block vectorization structure. Return FALSE,
8436 (vect_analyze_slp): Add argument. Get strided stores groups from
8437 either loop or basic block vectorization structure. Return FALSE
8438 if basic block SLP failed.
8439 (new_bb_vec_info): New function.
8440 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8441 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8442 (vect_schedule_slp): Add argument. Get SLP instances from either
8443 loop or basic block vectorization structure. Set vectorization factor
8444 to be 1 for basic block SLP.
8445 (vect_slp_transform_bb): New function.
8446 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8448 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8450 * final.c (shorten_branches): Do not align labels for jump tables.
8451 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8453 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8455 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8456 Remove outdated reference to flow.c and fix nits.
8457 * doc/gccint.texi: Tweak RTL description.
8458 * doc/rtl.texi: Likewise.
8460 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8462 * config/avr/avr.c: Change my email address.
8463 * config/avr/avr.h: Likewise.
8464 * config/avr/avr.md: Likewise.
8465 * config/avr/avr-protos.h: Likewise.
8466 * config/avr/libgcc.S: Likewise.
8468 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8470 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8471 (spu_split_load, spu_split_store): Change return type to int.
8472 (spu_split_convert): Declare.
8473 * config/spu/predicates.md (spu_mem_operand): Remove.
8474 (spu_mov_operand): Update.
8475 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8476 * config/spu/spu.c (regno_aligned_for_load): Remove.
8477 (reg_aligned_for_addr, spu_expand_load): Define.
8478 (spu_expand_extv): Reimplement and handle MEM.
8479 (spu_expand_insv): Handle MEM.
8480 (spu_sched_reorder): Handle insn's with length 0.
8481 (spu_legitimate_address_p): Reimplement.
8482 (store_with_one_insn_p): Return TRUE for any mode with size
8483 larger than 16 bytes.
8484 (address_needs_split): Define.
8485 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8487 (spu_convert_move): Define.
8488 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8489 (spu_split_store): Change all MEM's to TImode.
8490 (spu_init_expanders): Preallocate registers that correspond to
8491 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8493 (spu_split_convert): Define.
8494 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8495 (_move<mode>, _movdi, _movti): Update predicate and condition.
8496 (load, store): Change to define_split.
8497 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8499 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8500 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8501 define_insn_and_split of lshr<mode>3.
8502 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8503 (<v>ashr<mode>3_imm): Define.
8504 (extv, extzv, insv): Allow MEM operands.
8505 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8506 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8507 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8508 (_spu_convert2): Change to define_insn_and_split and remove the
8509 corresponding define_peephole2.
8510 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8511 Change predicates to memory_operand.
8513 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8515 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8517 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8519 PR tree-optimization/40219
8520 * tree.c (iterative_hash_expr): Make sure the builtin function is
8521 a normal builtin function and not a front end or back end builtin
8522 before indexing into the built_in_decls array.
8524 2009-05-22 Richard Guenther <rguenther@suse.de>
8527 * alias.c (write_dependence_p): Do not use TBAA for answering
8528 anti-dependence or output-dependence.
8529 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8530 (emit_pointer_definition): Remove.
8531 (emit_alias_warning): Likewise.
8532 (find_what_var_points_to): Remove TBAA pruning code.
8533 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8535 (compute_points_to_sets): Remove code computing the set of
8536 dereferenced pointers.
8537 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8538 oracle for querying anti and output dependencies.
8539 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8540 if TBAA may be applied.
8541 (refs_anti_dependent_p): New function.
8542 (refs_output_dependent_p): Likewise.
8543 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8544 (refs_output_dependent_p): Likewise.
8545 * doc/tree-ssa.texi (Memory model): New section.
8546 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8547 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8548 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8549 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8550 * expr.c (expand_expr_real_1): Likewise.
8551 * gimple-low.c (lower_stmt): Likewise.
8552 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8553 (dump_gimple_cdt): Remove.
8554 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8555 (gimple_size): Likewise.
8556 (walk_gimple_op): Likewise.
8557 (is_gimple_stmt): Likewise.
8558 (walk_stmt_load_store_addr_ops): Likewise.
8559 (gimple_build_cdt): Remove.
8560 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8561 * gimple.h (gimple_cdt_new_type): Remove.
8562 (gimple_cdt_new_type_ptr): Likewise.
8563 (gimple_cdt_set_new_type): Likewise.
8564 (gimple_cdt_location): Likewise.
8565 (gimple_cdt_location_ptr): Likewise.
8566 (gimple_cdt_set_location): Likewise.
8567 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8568 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8569 GIMPLE_CHANGE_DYNAMIC_TYPE.
8570 (verify_types_in_gimple_stmt): Likewise.
8571 * tree-inline.c (estimate_num_insns): Likewise.
8572 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8573 (copy_decl_to_var): Likewise.
8574 (copy_result_decl_to_var): Likewise.
8575 * tree-pretty-print.c (dump_generic_node): Do not handle
8576 CHANGE_DYNAMIC_TYPE_EXPR.
8577 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8578 * tree-ssa-operands.c (get_expr_operands): Likewise.
8579 * tree-ssa-structalias.c (struct variable_info): Remove
8580 no_tbaa_pruning member.
8581 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8582 (unify_nodes): Do not copy it.
8583 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8584 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8585 (set_uids_in_ptset): Do not check it.
8586 (find_what_var_points_to): Likewise.
8587 (compute_tbaa_pruning): Remove.
8588 (compute_points_to_sets): Do not call it.
8589 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8590 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8591 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8592 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8593 (DECL_NO_TBAA_P): Likewise.
8594 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8595 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8596 (expand_omp_atomic_pipeline): Do not set it.
8597 * print-tree.c (print_node): Do not dump it.
8598 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8601 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8604 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8607 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8609 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8612 2009-05-22 Ben Elliston <bje@au.ibm.com>
8614 * Makefile.in (bversion.h, s-bversion): New targets.
8615 (TOPLEV_H): Add bversion.h.
8616 * toplev.h: Include "bversion.h".
8617 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8618 the __format__ attribute only if compiling with the same version
8619 of GCC as the sources (the "build version").
8621 2009-05-22 Ben Elliston <bje@au.ibm.com>
8623 * c-format.c (handle_format_attribute): Fix comment typo.
8625 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8628 * config/ia64/ia64.opt (mfused-madd): New.
8629 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8630 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8631 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8632 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8633 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8634 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8635 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8636 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8637 instruction if !TARGET_FUSED_MADD.
8638 (fpma, fpms): Remove colon from name.
8640 2009-05-22 Richard Guenther <rguenther@suse.de>
8642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8643 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8644 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8646 (create_expression_by_pieces): Only convert if necessary.
8647 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8648 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8650 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8652 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8653 regular pattern from a template and rename it ...
8654 (*extzv_truncsi_exts): ... to this.
8656 2009-05-21 Richard Guenther <rguenther@suse.de>
8658 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8659 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8660 (cgraph_default_inline_p): Likewise.
8661 (cgraph_decide_inlining_incrementally): Likewise.
8663 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8664 Uros Bizjak <ubizjak@gmail.com>
8666 * config/i386/cpuid.h (bit_MOVBE): New.
8668 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8670 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8671 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8672 (ix86_handle_option): Handle OPT_mmovbe.
8673 (ix86_target_string): Add -mmovbe.
8674 (pta_flags): Add PTA_MOVBE.
8675 (processor_alias_table): Add PTA_MOVBE to "atom".
8676 (override_options): Handle PTA_MOVBE.
8678 * config/i386/i386.h (TARGET_MOVBE): New.
8680 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8681 (*bswapsi_movbe): New.
8682 (*bswapdi_movbe): Likewise.
8683 (bswapdi2): Renamed to ...
8685 (bswapdi2): New expander.
8687 * config/i386/i386.opt (mmovbe): New.
8689 * doc/invoke.texi: Document -mmovbe.
8691 2009-05-21 Taras Glek <tglek@mozilla.com>
8693 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8694 * gcc-plugin.h (plugin_init): Updated signature.
8695 * gcc-plugin.h (plugin_name_args): Moved to this header.
8696 * doc/plugins.texi (plugin_init): Updated documention to reflect
8698 * doc/plugins.texi (plugin_name_args): Added to documention.
8700 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8702 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8703 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8705 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8707 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8708 JUMP_TABLE_DATA_P predicates where applicable.
8709 * config/i386/predicates.md: Ditto.
8710 * config/i386/sse.md: Ditto.
8712 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8714 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8715 operand2 -128 override length_immediate attribute to 1.
8716 * config/i386/predicates.md (constm128_operand): New predicate.
8718 * config/i386/i386.c (memory_address_length): Handle %r12
8719 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8721 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8722 mode look through optional ZERO_EXTEND and SUBREG.
8723 * config/i386/i386.md (R12_REG): New define_constant.
8724 (prefix_data16): For sse unit set also for MODE_TI insns.
8725 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8726 insns set if operand 1 is ext_QIreg_operand.
8727 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8728 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8730 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8731 mode from MODE_DI to MODE_SI.
8732 (movdi_1_rex64): Override modrm and length_immediate attributes
8733 only for movabs (TYPE_IMOV, alternative 2).
8734 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8735 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8736 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8737 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8738 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8739 prefix_rex attribute if DImode.
8740 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8741 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8742 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8743 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8744 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8745 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8746 Likewise. For TYPE_IMOV clear length_immediate attribute.
8747 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8748 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8749 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8750 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8751 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8752 or one operand TYPE_ISHIFT.
8753 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8754 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8755 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8756 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8757 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8758 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8759 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8760 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8761 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8762 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8763 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8764 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8765 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8766 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8767 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8768 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8769 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8770 set mode attribute, don't override length attribute.
8771 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8773 (return_internal_long): Set length attribute to 2 instead of 1.
8774 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8775 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8776 prefix_rex attribute.
8777 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8779 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8781 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8783 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8785 2009-05-20 Ian Lance Taylor <iant@google.com>
8787 * tree.c (build_tree_list_vec_stat): New function.
8788 (ctor_to_vec): New function.
8789 (build_nt_call_vec): New function.
8790 (build_call_array): Change args to be a const pointer.
8791 (build_call_vec): New function.
8792 * tree.h (build_nt_call_vec): Declare.
8793 (build_tree_list_vec_stat): Declare.
8794 (build_tree_list_vec): Define.
8795 (build_call_array): Update declaration.
8796 (build_call_vec): Declare.
8797 (ctor_to_vec): Declare.
8798 * c-common.c (tree_vector_cache): New static variable.
8799 (make_tree_vector): New function.
8800 (release_tree_vector): New function.
8801 (make_tree_vector_single): New function.
8802 (make_tree_vector_copy): New function.
8803 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8804 (make_tree_vector_single, make_tree_vector_copy): Declare.
8805 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8806 (c_parser_expr_list): Don't manage cache here, instead call
8808 (c_parser_release_expr_list): Remove static function.
8809 (c_parser_vec_to_tree_list): Remove static function.
8810 (c_parser_attributes): Call build_tree_list_vec instead of
8811 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8812 c_parser_release_expr_list.
8813 (c_parser_postfix_expression_after_primary): Likewise.
8814 (c_parser_objc_keywordexpr): Likewise.
8816 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8818 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8819 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8820 TARGET_CONVERT_TO_TYPE.
8821 * hooks.c (hook_tree_const_tree_null): Define.
8822 * hooks.h (hook_tree_const_tree_null): Declare.
8823 * target.h (struct gcc_target): Add invalid_parameter_type,
8824 invalid_return_type, promoted_type, and convert_to_type fields.
8825 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8826 (TARGET_INVALID_RETURN_TYPE): Define.
8827 (TARGET_PROMOTED_TYPE): Define.
8828 (TARGET_CONVERT_TO_TYPE): Define.
8829 (TARGET_INITIALIZER): Update for new fields.
8830 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8831 (grokparms): Check targetm.invalid_parameter_type.
8832 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8833 * c-convert.c (convert): Check targetm.convert_to_type.
8835 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8837 * config/mips/mips.md (*extenddi_truncate<mode>,
8838 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8840 (*extendhi_truncateqi): New define_insn_and_sptit.
8842 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8845 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8846 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8848 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8850 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8851 the operand of VIEW_CONVERT_EXPR.
8853 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8855 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8856 extended family and model for Intel processors. Support Intel Atom.
8858 2009-05-20 Olivier Hainque <hainque@adacore.com>
8860 * gstab.h (stab_code_type): Define, to be used instead of the
8861 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8863 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8864 occurrences by stab_code_type.
8865 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8867 2009-05-20 Martin Jambor <mjambor@suse.cz>
8869 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8870 (sra_insert_before): Likewise.
8871 (sra_insert_after): Likewise.
8872 (sra_init_cache): Likewise.
8873 (sra_type_can_be_decomposed_p): Likewise.
8874 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8875 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8876 (sra_insert_before): Likewise.
8877 (sra_insert_after): Likewise.
8878 (sra_init_cache): Likewise.
8879 (insert_edge_copies_seq): Made static and moved upwards.
8881 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8884 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8886 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8887 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8890 2009-05-20 Richard Guenther <rguenther@suse.de>
8892 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8893 with mismatched comparison modes.
8895 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8897 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8898 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8899 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8900 with shifts for Thumb2.
8901 (orsi_notsi): New for orn.
8902 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8903 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8904 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8905 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8906 Don't invert remainder for IOR.
8908 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8910 PR tree-optimization/40087
8911 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8912 number_of_iterations_ne): Rename never_infinite argument.
8913 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8914 number_of_iterations_le): Handle pointer-type ivs when
8915 exit_must_be_taken is false.
8916 (number_of_iterations_cond): Do not always assume that
8917 exit_must_be_taken if the control variable is a pointer.
8919 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8921 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8922 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8924 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8926 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8927 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8929 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8932 * c.opt (Wlogical-op): Disabled by default.
8933 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8935 * doc/invoke.texi (Wlogical-op): Likewise.
8937 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8939 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8941 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8942 Propagate the type of the first operand.
8943 <ASSERT_EXPR>: Simplify.
8944 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8945 Rewrite using the RHS code as discriminant.
8946 <NOP_EXPR>: Turn into CASE_CONVERT.
8947 <PLUS_EXPR>: Propagate the type of the first operand.
8949 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8951 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8952 (ia64_dconst_0_375): New.
8953 * config/ia64/ia64.c (ia64_override_options): Remove
8954 -minline-sqrt-min-latency warning.
8955 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8956 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8957 * config/ia64/ia64.md (*sqrt_approx): Remove.
8958 (sqrtsf2): Remove #if 0.
8959 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8960 (sqrtdf): Remove assert.
8961 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8962 (sqrtxf2): Remove #if 0.
8963 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8964 * div.md (sqrt_approx_rf): New.
8965 (sqrtsf2_internal_thr): New implementation.
8966 (sqrtsf2_internal_lat): New.
8967 (sqrtdf2_internal_thr: New implementation.
8968 (sqrtxf2_internal): New implementation.
8970 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8971 Hans-Peter Nilsson <hp@axis.com>
8973 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8974 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8975 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8976 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8977 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8978 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8979 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8980 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8981 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8982 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8983 * c-common.c: ...from here.
8985 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8987 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8989 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8991 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8993 2009-05-19 Ben Elliston <bje@au.ibm.com>
8995 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8996 assignments with memcpy calls.
8997 (add_fdes): Likewise.
8998 (binary_search_unencoded_fdes): Likewise.
8999 (linear_search_fdes): Eliminate type puns.
9001 2009-05-19 Richard Guenther <rguenther@suse.de>
9003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
9004 not falsely claim to have propagated into all uses.
9006 2009-05-19 Ben Elliston <bje@au.ibm.com>
9008 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
9011 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9013 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
9014 * config/sh/sh.c (sh_legitimate_address_p): Make static.
9015 (TARGET_LEGITIMATE_ADDRESS_P): New.
9016 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9017 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9019 2009-05-18 Dodji Seketeli <dodji@redhat.com>
9022 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
9023 child of the containing namespace's DIE.
9025 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
9027 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
9028 *zero_extendhi_truncqi): Move after the zero_extend patterns.
9029 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
9032 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
9035 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
9036 gen_align with gen_pad.
9037 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
9038 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
9040 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
9041 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
9043 * config/i386/i386.md (align): Renamed to ...
9044 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
9045 ASM_OUTPUT_MAX_SKIP_PAD.
9047 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
9049 * config.gcc: Fix variable syntax.
9052 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
9053 before calling exact_log2.
9054 (output_iorsi3): Likewise.
9055 (output_xorsi3): Likewise.
9057 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
9059 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
9060 for the none zero constant operand except for EQ and NE
9061 comprisons even when the first operand is R0.
9063 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
9065 * config/s390/2064.md: Remove trailing whitespaces.
9066 * config/s390/2084.md: Likewise.
9067 * config/s390/constraints.md: Likewise.
9068 * config/s390/fixdfdi.h: Likewise.
9069 * config/s390/libgcc-glibc.ver: Likewise.
9070 * config/s390/s390-modes.def: Likewise.
9071 * config/s390/s390-protos.h: Likewise.
9072 * config/s390/s390.c: Likewise.
9073 * config/s390/s390.h: Likewise.
9074 * config/s390/s390.md: Likewise.
9075 * config/s390/tpf-unwind.h: Likewise.
9077 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9079 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
9081 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
9084 * configure.ac (m68k-*-*): Check if binutils support TLS.
9085 * configure: Regenerate.
9086 * config/m68k/predicates.md (symbolic_operand): Extend comment.
9087 * config/m68k/constraints.md (Cu): New constraint.
9088 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
9089 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
9090 (movsi): Handle TLS symbols.
9091 (addsi3_5200): Handle XTLS symbols, indent.
9092 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
9093 (m68k_tls_reference_p): Declare.
9094 (m68k_legitimize_address): Declare.
9095 (m68k_unwrap_symbol): Declare.
9096 * config/m68k/m68k.opt (mxtls): New option.
9097 * config/m68k/m68k.c (ggc.h): Include.
9098 (m68k_output_dwarf_dtprel): Implement hook.
9099 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9100 (m68k_expand_prologue): Load GOT pointer when function needs it.
9101 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
9102 (m68k_legitimate_constant_address_p): Same.
9103 (m68k_decompose_address): Handle TLS references.
9104 (m68k_get_gp): New static function.
9105 (enum m68k_reloc): New contants.
9106 (TLS_RELOC_P): New macro.
9107 (m68k_wrap_symbol): New static function.
9108 (m68k_unwrap_symbol): New function.
9109 (m68k_final_prescan_insn_1): New static function.
9110 (m68k_final_prescan_insn): New function.
9111 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
9113 (legitimize_pic_address): Handle TLS references..
9114 (m68k_tls_get_addr, m68k_get_tls_get_addr)
9115 (m68k_libcall_value_in_a0_p)
9116 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
9117 (m68k_call_m68k_read_tp): Helper variables and functions for ...
9118 (m68k_legitimize_tls_address): Handle TLS references.
9119 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
9121 (m68k_legitimize_address): Handle TLS symbols.
9122 (m68k_get_reloc_decoration): New static function.
9123 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
9125 (m68k_output_dwarf_dtprel): Implement hook.
9126 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
9127 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
9128 m68k_call_* routines.
9129 (sched_attr_op_type): Handle TLS symbols.
9130 (gt-m68k.h): Include.
9131 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
9132 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
9134 2009-05-18 Martin Jambor <mjambor@suse.cz>
9136 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
9137 (visit_store_addr_for_mod_analysis): New function.
9138 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
9139 (determine_cst_member_ptr): Use gimple_assign_single_p.
9140 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
9141 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
9142 operands. Don't check number of operands of a NOP_EXPR.
9144 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
9146 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
9148 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9151 * c-common.c (warn_logical_operator): Don't warn if one of
9152 expression isn't always true or false.
9154 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9156 * config/i386/biarch32.h: New file.
9157 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9159 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9161 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9162 *zero_extend<mode>_truncqi): Merge these into ...
9163 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9164 Name the pattern following this as *zero_extendhi_truncqi.
9166 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9169 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9170 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9171 (output_info): Make field HOST_WIDEST_INT.
9172 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9173 (dump_bitmat_statistics): Same.
9175 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9177 * config.gcc (use_gcc_stdint): Set to wrap.
9178 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9179 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9180 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9181 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9182 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9183 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9184 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9185 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9187 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9189 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9191 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9192 Move definitions earlier.
9193 (OPT_ARCH64, OPT_ARCH32): Define.
9194 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9197 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9200 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9203 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9205 * arm.md (movdi2): Copy non-reg values to DImode registers.
9207 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9210 * final.c (label_to_max_skip): New function.
9211 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9212 CODE_LABEL_NUMBER <= max_labelno.
9213 * output.h (label_to_max_skip): New prototype.
9214 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9215 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9216 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9217 Handle CODE_LABELs with >= 16 byte alignment or with
9218 max_skip == (1 << align) - 1.
9219 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9220 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9223 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9224 .p2align 3 if MAX_SKIP is smaller than 7.
9225 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9227 2009-05-15 Ian Lance Taylor <iant@google.com>
9229 * alias.c (struct alias_set_entry_d): Rename from struct
9230 alias_set_entry. Change all uses.
9231 * except.c (struct call_site_record_d): Rename from struct
9232 call_site_record. Change all uses.
9233 * except.h (struct eh_region_d): Rename from struct eh_region.
9235 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9237 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9238 ivtype_map_elt. Change all uses.
9239 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9241 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9242 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9244 (struct sese_d): Rename from struct sese. Change all uses.
9245 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9246 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9247 * optabs.h (struct optab_d): Rename from struct optab. Change all
9249 (struct convert_optab_d): Rename from struct convert_optab.
9251 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9252 ipa_opt_pass. Change all uses.
9253 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9256 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9257 defined as a typedef.
9258 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9261 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9264 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9266 (merge_ranges): Returns bool.
9267 * tree.h (make_range): .. to here.
9268 (build_range_check): Likewise.
9269 (merge_ranges): Likewise. Renamed from merge_ranges.
9270 * c-typeck.c (parser_build_binary_op): Update calls to
9271 warn_logical_operator.
9272 * c-common.c (warn_logical_operator): Add new warning.
9273 * c-common.h (warn_logical_operator): Update declaration.
9275 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9277 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9279 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9281 * doc/install.texi: Document MPC requirements, flags etc.
9283 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9284 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9285 Evaluate constant arguments.
9286 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9287 (fold_builtin_1): Likewise, also evaluate constant arguments.
9288 Remove superfluous break.
9289 (do_mpc_ckconv): New.
9290 * real.h: Include mpc.h.
9291 * toplev.c (print_version): Output MPC version info if available.
9293 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9295 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9297 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9299 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9302 2009-05-15 Jan Hubicka <jh@suse.cz>
9304 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9305 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9306 (try_inline): Fix return value.
9307 (cgraph_decide_inlining_incrementally): Honor new value.
9308 (cgraph_early_inlining): Handle indirect inlining.
9309 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9311 2009-05-15 Jan Hubicka <jh@suse.cz>
9313 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9314 * cgraphunit.c (cgraph_finalize_function): Set it.
9315 (cgraph_expand_function): Use it.
9317 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9319 * real.c (encode_ieee_half): Define.
9320 (decode_ieee_half): Define.
9321 (ieee_half_format): Define.
9322 (arm_half_format): Define.
9323 * real.h (ieee_half_format): Declare.
9324 (arm_half_format): Declare.
9326 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9328 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9329 swapped, and reversed optabs exist before trying to use them.
9331 2009-05-15 Paul Brook <paul@codesourcery.com>
9332 Sandra Loosemore <sandra@codesourcery.com>
9334 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9335 loads. Allow PRE_DEC.
9336 (output_move_neon): Handle PRE_DEC.
9337 (arm_print_operand): Add 'A' for neon structure loads.
9338 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9339 * config/arm/neon.md (neon_mov): Update comment.
9340 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9342 (Um): New constraint.
9344 2009-05-15 Jan Hubicka <jh@suse.cz>
9346 Revert the following patch until testsuite fallout is fixed:
9347 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9348 * cgraph.h (struct inline_summary): New filed self_wize,
9349 size_inlining_benefit, self_time and time_inlining_benefit.
9350 (struct cgraph_global_info): Replace insns by time ans size fields.
9351 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9352 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9353 (ipcp_update_callgraph): Do not touch function bodies.
9354 * ipa-inline.c: Include except.h
9355 (MAX_TIME): New constant.
9356 (overall_insns): Remove
9357 (overall_size, max_benefit): New static variables.
9358 (cgraph_estimate_time_after_inlining): New function.
9359 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9360 (cgraph_clone_inlined_nodes): Update size.
9361 (cgraph_mark_inline_edge): Update size.
9362 (cgraph_estimate_growth): Use size info.
9363 (cgraph_check_inline_limits): Check size.
9364 (cgraph_default_inline_p): Likewise.
9365 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9366 (cgraph_decide_recursive_inlining): Check size.
9367 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9369 (cgraph_decide_inlining): Likewise.
9370 (cgraph_decide_inlining_incrementally): Likewise; honor
9371 PARAM_EARLY_INLINING_INSNS.
9372 (likely_eliminated_by_inlining_p): New predicate.
9373 (estimate_function_body_sizes): New function.
9374 (compute_inline_parameters): Use it.
9375 * except.c (must_not_throw_labels): New function.
9376 * except.h (must_not_throw_labels): Declare.
9377 * tree-inline.c (init_inline_once): Kill inlining_weigths
9378 * tree-ssa-structalias.c: Avoid uninitialized warning.
9379 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9380 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9381 (PARAM_INLINE_CALL_COST): Remove.
9382 (PARAM_EARLY_INLINING_INSNS): New.
9384 2009-05-15 Richard Guenther <rguenther@suse.de>
9386 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9387 not TODO_update_ssa.
9389 2009-05-15 Richard Guenther <rguenther@suse.de>
9391 PR tree-optimization/39999
9392 * gimple.h (gimple_expr_type): Use the expression type looking
9393 through useless conversions.
9394 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9395 (vn_nary_op_insert_stmt): Likewise.
9396 (simplify_binary_expression): Likewise.
9398 2009-05-15 Richard Guenther <rguenther@suse.de>
9400 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9401 New options, enabled by default.
9402 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9404 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9405 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9406 * tree-ssa-structalias.c (gate_tree_pta): New function.
9407 (pass_build_alias): Use it.
9409 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9411 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9412 recurse on an invariant address if a conversion from a pointer
9413 type to a wider integer type is involved.
9415 2009-05-15 Jan Hubicka <jh@suse.cz>
9417 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9418 * cgraph.h (struct inline_summary): New filed self_wize,
9419 size_inlining_benefit, self_time and time_inlining_benefit.
9420 (struct cgraph_global_info): Replace insns by time ans size fields.
9421 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9422 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9423 (ipcp_update_callgraph): Do not touch function bodies.
9424 * ipa-inline.c: Include except.h
9425 (MAX_TIME): New constant.
9426 (overall_insns): Remove
9427 (overall_size, max_benefit): New static variables.
9428 (cgraph_estimate_time_after_inlining): New function.
9429 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9430 (cgraph_clone_inlined_nodes): Update size.
9431 (cgraph_mark_inline_edge): Update size.
9432 (cgraph_estimate_growth): Use size info.
9433 (cgraph_check_inline_limits): Check size.
9434 (cgraph_default_inline_p): Likewise.
9435 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9436 (cgraph_decide_recursive_inlining): Check size.
9437 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9439 (cgraph_decide_inlining): Likewise.
9440 (cgraph_decide_inlining_incrementally): Likewise; honor
9441 PARAM_EARLY_INLINING_INSNS.
9442 (likely_eliminated_by_inlining_p): New predicate.
9443 (estimate_function_body_sizes): New function.
9444 (compute_inline_parameters): Use it.
9445 * except.c (must_not_throw_labels): New function.
9446 * except.h (must_not_throw_labels): Declare.
9447 * tree-inline.c (init_inline_once): Kill inlining_weigths
9448 * tree-ssa-structalias.c: Avoid uninitialized warning.
9449 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9450 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9451 (PARAM_INLINE_CALL_COST): Remove.
9452 (PARAM_EARLY_INLINING_INSNS): New.
9453 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9454 (inline-call-cost): Remove.
9455 (early-inlining-insns): New.
9457 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9459 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9461 (print_int_cst_bounds_in_octal_p): Likewise.
9462 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9464 * dwarf2out.c (base_type_die): Likewise.
9465 (is_subrange_type): Delete.
9466 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9467 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9468 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9469 if the destination type is boolean.
9470 (build_range_check): Do not special-case subtypes.
9471 (fold_sign_changed_comparison): Likewise.
9472 (fold_unary): Likewise.
9473 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9474 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9475 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9476 * tree.c (subrange_type_for_debug_p): New predicate based on the
9477 former is_subrange_type.
9478 * tree.h (subrange_type_for_debug_p): Declare.
9479 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9480 (convert_affine_scev): Remove call to above function.
9481 (chrec_convert_aggressive): Likewise.
9482 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9483 false for conversions involving subtypes.
9484 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9485 (vrp_val_min): Likewise.
9486 (needs_overflow_infinity): Likewise.
9487 (extract_range_from_unary_expr): Likewise.
9489 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9491 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9492 * config/frv/frv.c: Likewise.
9493 * config/s390/s390.c: Likewise.
9494 * config/sparc/sparc.h: Likewise.
9495 * config/i386/i386.h: Likewise.
9496 * config/i386/i386.c: Likewise.
9497 * config/crx/crx.c: Likewise.
9498 * config/m68hc11/m68hc11.h: Likewise.
9499 * config/iq2000/iq2000.c: Likewise.
9500 * config/mn10300/mn10300.h: Likewise.
9501 * config/mn10300/mn10300.c: Likewise.
9502 * config/m68k/m68k.c: Likewise.
9503 * config/rs6000/rs6000.c: Likewise.
9504 * config/rs6000/xcoff.h: Likewise.
9505 * config/rs6000/linux64.h: Likewise.
9506 * config/rs6000/sysv4.h: Likewise.
9507 * config/score/score3.c: Likewise.
9508 * config/score/score7.c: Likewise.
9509 * config/score/score.c: Likewise.
9510 * config/arm/arm.md: Likewise.
9511 * config/mips/mips.c: Likewise.
9512 * config/mips/mips.md: Likewise.
9513 * config/bfin/bfin.h: Likewise.
9514 * config/pa/pa.c: Likewise.
9515 * config/pa/constraints.md: Likewise.
9517 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9518 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9519 * config/pdp11/pdp11.h: Use memory_address_p instead.
9521 2009-05-14 Ian Lance Taylor <iant@google.com>
9523 * passes.c (finish_optimization_passes): Change i to int.
9524 * plugin.c (plugins_active_p): Change event to int.
9525 (dump_active_plugins): Likewise.
9526 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9528 * tree.c (tree_range_check_failed): Change c to unsigned int.
9529 (omp_clause_range_check_failed): Likewise.
9530 (build_common_builtin_nodes): Change mode to int. Add cast.
9531 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9532 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9534 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9535 ++ or -- with a variable of enum type.
9537 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9540 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9542 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9544 * store-motion.c: Do not include params.h
9545 * Makefile.in: Fix dependencies for various files.
9547 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9549 * auto-inc-dec.c: Fix pass description, remove apparent
9550 accidental duplication.
9552 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9555 * ipa-utils.h (memory_identifier_string): Moved to ...
9556 * tree.h (memory_identifier_string): Here. Add GTY(()).
9558 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9560 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9561 in the former documentation of...
9562 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9563 * ira-conflicts.c (get_dup_num): Use address_operand.
9564 * targhooks.c (default_legitimate_address_p): New.
9565 * targhooks.h (default_legitimate_address_p): New.
9566 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9568 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9569 * target.h (struct target): Add legitimate_address_p.
9570 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9571 (TARGET_INITIALIZER): Include it.
9573 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9574 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9575 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9576 (TARGET_LEGITIMATE_ADDRESS_P): New.
9578 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9579 (REG_OK_STRICT_P): Delete.
9580 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9581 (frv_legitimate_address_p_1): ... this.
9582 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9583 (frv_legitimate_address_p_1): ... the renamed old
9584 frv_legitimate_address_p.
9585 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9586 (TARGET_LEGITIMATE_ADDRESS_P): New.
9588 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9589 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9590 * config/s390/s390.c (legitimate_address_p): Rename to...
9591 (s390_legitimate_address_p): ... this, make static.
9592 (legitimize_address): Adjust call.
9593 (TARGET_LEGITIMATE_ADDRESS_P): New.
9594 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9596 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9597 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9598 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9599 (TARGET_LEGITIMATE_ADDRESS_P): New.
9601 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9602 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9603 * config/spu/spu.c (spu_legitimate_address): Rename to...
9604 (spu_legitimate_address_p): ... this, make static.
9605 (TARGET_LEGITIMATE_ADDRESS_P): New.
9607 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9608 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9609 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9610 (sparc_legitimate_address_p): ... this, make static and return bool.
9611 (legitimize_address): Adjust call.
9612 (TARGET_LEGITIMATE_ADDRESS_P): New.
9614 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9615 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9616 * config/i386/i386.c (legitimate_address_p): Rename to...
9617 (ix86_legitimate_address_p): ... this, make static.
9618 (constant_address_p): Move after it, adjust call.
9619 (TARGET_LEGITIMATE_ADDRESS_P): New.
9621 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9622 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9623 * config/avr/avr.c (legitimate_address_p): Rename to...
9624 (avr_legitimate_address_p): ... this, make static.
9625 (legitimize_address): Adjust call.
9626 (TARGET_LEGITIMATE_ADDRESS_P): New.
9628 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9629 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9630 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9631 (TARGET_LEGITIMATE_ADDRESS_P): New.
9633 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9634 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9635 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9636 (TARGET_LEGITIMATE_ADDRESS_P): New.
9638 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9639 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9641 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9643 (TARGET_LEGITIMATE_ADDRESS_P): New.
9645 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9646 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9648 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9650 (m68hc11_legitimate_address_p): ... this, make static.
9651 (go_if_legitimate_address_internal): Rename to...
9652 (m68hc11_legitimate_address_p_1): ... this.
9653 (legitimize_address): Adjust call.
9654 (TARGET_LEGITIMATE_ADDRESS_P): New.
9656 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9657 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9658 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9659 (TARGET_LEGITIMATE_ADDRESS_P): New.
9661 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9662 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9663 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9664 (mn10300_legitimate_address_p): ... this, make static.
9665 (TARGET_LEGITIMATE_ADDRESS_P): New.
9667 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9668 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9669 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9670 (TARGET_LEGITIMATE_ADDRESS_P): New.
9672 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9673 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9674 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9675 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9676 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9677 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9678 (rs6000_legitimate_address_p): ... this, make static.
9679 (TARGET_LEGITIMATE_ADDRESS_P): New.
9680 (REG_MODE_OK_FOR_BASE_P): Delete.
9681 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9683 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9684 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9686 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9687 static, adjust types.
9688 (TARGET_LEGITIMATE_ADDRESS_P): New.
9690 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9691 * config/score/score.c (score_address_p): Rename to...
9692 (score_legitimate_address_p): ... this.
9693 (TARGET_LEGITIMATE_ADDRESS_P): New.
9694 * config/score/score3.c (score3_address_p): Rename to...
9695 (score3_legitimate_address_p): ... this.
9696 * config/score/score7.c (score7_address_p): Rename to...
9697 (score7_legitimate_address_p): ... this.
9699 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9700 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9701 GO_IF_LEGITIMATE_ADDRESS): Delete.
9702 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9703 thumb2_legitimate_address_p): Delete.
9704 (arm_legitimate_address_p): Rename to...
9705 (arm_legitimate_address_outer_p): ... this.
9706 * config/arm/constraints.md ("Uq"): Adjust call.
9707 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9708 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9710 (arm_legitimate_address_outer_p): ... this.
9711 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9713 (TARGET_LEGITIMATE_ADDRESS_P): New.
9715 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9716 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9717 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9718 (TARGET_LEGITIMATE_ADDRESS_P): New.
9720 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9721 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9722 * config/vax/vax.c (legitimate_address_p): Rename to...
9723 (vax_legitimate_address_p): ... this, make static.
9724 (TARGET_LEGITIMATE_ADDRESS_P): New.
9726 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9727 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9728 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9729 (TARGET_LEGITIMATE_ADDRESS_P): New.
9731 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9732 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9733 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9734 (mmix_legitimate_address_p): ... this, make static.
9735 (TARGET_LEGITIMATE_ADDRESS_P): New.
9737 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9738 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9739 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9740 (TARGET_LEGITIMATE_ADDRESS_P): New.
9742 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9744 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9745 of MODE_COMPLEX_INT.
9747 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9749 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9750 LCT_NORMAL in function call.
9751 * mips-tdump.c (print_file_desc): Add cast to enum type.
9752 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9753 (mark_stabs): Add casts to enum types.
9754 (parse_stabs_common): Add casts to enum types.
9756 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9758 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9759 Check for invalid values of LETTER.
9761 2009-05-13 Taras Glek <tglek@mozilla.com>
9763 * attribs.c (register_attribute): moved out attribute registration
9764 into register_attribute.
9765 * doc/plugins.texi: Documented register_attribute and
9767 * gcc-plugin.h: Added forward decl for register_attribute.
9768 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9769 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9770 PLUGIN_ATTRIBUTES boilerplate.
9772 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9774 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9775 values even in sentinel and empty entries.
9776 (ms_printf_flag_specs): Likewise.
9777 (ms_scanf_flag_specs): Likewise.
9778 (ms_strftime_flag_specs): Likewise.
9779 (ms_print_char_table): Likewise.
9780 (ms_scan_char_table): Likewise.
9781 (ms_time_char_table): Likewise.
9783 2009-05-13 Doug Kwan <dougkwan@google.com>
9785 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9787 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9789 * config/mips/mips.md (store): Add attributes for QI and HI.
9791 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9792 (truncdi<mode>2): ... this new pattern.
9794 2009-05-13 Brad Hards <bradh@kde.org>
9796 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9798 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9799 Ben Elliston <bje@au.ibm.com>
9802 * dse.c (check_mem_read_rtx): Guard against width == -1.
9804 2009-05-13 Michael Matz <matz@suse.de>
9807 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9808 (trivially_conflicts_p): New function.
9809 (insert_backedge_copies): Use it.
9811 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9813 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9814 (handle_stdc_pragma): Use new enum constant names.
9815 (handle_pragma_float_const_decimal64): Ditto.
9817 2009-05-13 Ian Lance Taylor <iant@google.com>
9819 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9822 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9824 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9825 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9827 * config/m68k/m68k.h (FL_UCLINUX): Define.
9829 2009-05-13 Jan Hubicka <jh@suse.cz>
9831 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9833 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9835 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9836 unless -fschedule-insns is specified.
9838 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9841 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9842 TARGET_EXPAND_CBRANCHDI4.
9843 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9844 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9845 (cmpeqdi): Fix comment.
9847 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9849 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9850 (sh_legitimate_address_p): Likewise.
9851 * config/sh/sh.c (sh_legitimate_index_p): New.
9852 (sh_legitimate_address_p): Likewise.
9853 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9854 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9855 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9856 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9857 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9858 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9859 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9860 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9861 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9863 2009-05-12 Jan Hubicka <jh@suse.cz>
9865 * tree-inline.c (estimate_operator_cost): Add operands;
9866 when division happens by constant, it is cheap.
9867 (estimate_num_insns): Loads and stores are not having cost of 0;
9868 EH magic stuff is cheap; when computing runtime cost of switch,
9869 use log2 base of amount of its cases; builtin_expect has cost of 0;
9870 compute cost for moving return value of call.
9871 (init_inline_once): Initialize time_based flags.
9872 * tree-inline.h (eni_weights_d): Add time_based flag.
9874 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9876 * df-core.c: Update head documentation.
9878 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9881 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9882 shadowing exisiting variable op1.
9884 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9887 * config/i386/driver-i386.c (processor_signatures): New enum.
9888 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9889 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9890 processor signature to detect geode processor.
9892 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9896 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9898 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9899 causes spurious differences between trunk and cond-optab branch.
9901 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9903 * dojump.c (compare_from_rtx): Delete.
9904 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9905 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9906 if the comparison does not satisfy the predicate; test predicates for
9907 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9908 further if one existing pattern fails.
9909 * expr.h (compare_from_rtx): Delete.
9910 (prepare_operand): Declare it.
9911 * optabs.c: Change "lib call" to "libcall" throughout.
9912 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9913 HAVE_conditional_trap, emit_cmp_insn): Delete.
9914 (can_compare_p): Delete cmp_optab case.
9915 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9916 Accept other parameters by value.
9917 (prepare_operand): Make non-static.
9918 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9919 other parameters by value. Try to widen operands here based on
9920 an optab_methods argument and looking at cbranch_optab.
9921 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9922 loop. Use cbranch_optab directly.
9923 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9924 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9926 (emit_conditional_move, emit_conditional_add): Inline what's needed
9927 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9928 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9929 with COMPARE. Move cmov_optab and cstore_optab above
9930 with cbranch_optab, move cmp_optab down with ucmp_optab,
9931 remove tst_otpab. Do not initialize trap_rtx.
9932 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9933 for trap code. Do not check HAVE_conditional_trap. Use
9934 prepare_cmp_insn. Accept no predicate for operand 3.
9935 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9936 (OTI_ctrap, ctrap_optab): New.
9937 (tst_optab): Delete.
9938 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9939 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9940 with lookup of ctrap_optab.
9941 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9945 * combine.c (combine_simplify_rtx, simplify_set): Do not
9946 special case comparing against zero for cc0 machines.
9947 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9948 COMPARE on cc0 machines.
9949 (simplify_relational_operation): Return a new expression when
9950 a COMPARE could be removed.
9951 * final.c (final_scan_insn): Compare cc_status values
9952 against LHS of a (compare FOO (const_int 0)) cc0 source.
9953 Also check if cc_status.value is the full compare.
9955 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9956 (cstoreMM4): Document.
9957 (conditional_trap): Document ctrapMM4 instead.
9958 (sync_compare_and_swapMM): Refer to cbranchcc4.
9959 (Dependent Patterns): Eliminate obsolete information referring to
9960 the old jump optimization phase.
9961 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9962 of compares with 0 on cc0 machines.
9963 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9964 avoiding references to cc0. Remove text about storing operands
9966 * doc/tm.texi (Condition Codes): Include blurb on different
9967 condition code representations, separate into subsections for
9968 CC0, MODE_CC and conditional execution.
9970 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9971 alpha_emit_setcc): Accept operands and a machine mode.
9972 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9973 Get code/op0/op1 from operands, use machine mode argument
9974 instead of alpha_compare.fp_p. Emit the branch here.
9975 (alpha_emit_setcc): Likewise, and return boolean.
9976 (alpha_emit_conditional_move): Likewise. Assert that
9977 cmp_op_mode == cmp_mode, and simplify accordingly.
9978 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9979 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9980 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9982 (stack probe test): Use cbranchdi4.
9983 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9985 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9986 * config/arc/arc.h (movsicc, movsfcc): Use it.
9987 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9988 (cbranchsi4, cstoresi4): New.
9989 (cmpsi, bCC and sCC expanders): Remove.
9991 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9992 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9993 * config/arm/predicates.md (arm_comparison_operator): Only include
9994 floating-point operators if there is a hardware floating-point unit.
9995 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9996 deferring to cbranch_cc and cstore_cc respectively.
9997 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9998 cbranch_cc, cstore_cc): New.
9999 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
10001 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
10003 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
10004 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
10006 (adjust_insn_length): Adjust calls.
10007 (avr_reorg): Handle (compare (foo) (const_int 0)).
10008 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
10009 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
10010 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
10011 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
10013 (cbranchqi4, cbranchhi4, cbranchsi4): New.
10014 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
10016 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
10017 (cbranchsi4, cstorebi4, cstoresi4): New.
10018 (movbisi): This insn is duplicate, split it to zero_extend.
10019 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
10020 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
10021 (bfin_optimize_loop): Use cbranch expander.
10022 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
10023 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
10024 (bfin_bimode_comparison_operator): ... this.
10025 (bfin_direct_comparison_operator): New.
10027 * config/cris/cris.c (cris_normal_notice_update_cc): Look
10028 inside (compare FOO (const_int 0)).
10029 (cris_rtx_costs): Handle ZERO_EXTRACT.
10030 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
10031 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
10032 (*tstdi_v32): Delete.
10033 (*cmpdi_non_v32): Add M alternative for operand 1.
10034 (cmpsi, cmp<mode>): Make private.
10035 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
10037 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
10039 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
10040 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
10041 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
10042 (cc_reg_operand): New.
10043 (any_cond): Delete.
10044 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
10045 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
10046 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
10047 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
10048 crx_expand_scond): Delete.
10050 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
10052 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
10053 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
10055 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
10056 cstoresi4, cstoresf4, cstoredf4): New.
10057 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
10058 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10059 Receive the entire operands array.
10060 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
10061 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
10062 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
10063 Get test/op0/op1 from the operands array.
10064 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
10066 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
10067 (h8300_expand_store): New.
10068 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
10070 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
10071 (h8300_expand_store): New.
10072 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
10073 or do not try to produce (set (cc0) REG).
10074 (peepholes): Wrap arguments with COMPARE. Add a peephole to
10075 change a compare into a move to a scratch register. Disable some
10076 peepholes when comparing with zero.
10077 (tstsi, tsthi, tstsi, cmpqi): Make private.
10079 (bCC, sCC): Delete.
10080 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
10083 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
10084 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
10085 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
10086 (ix86_emit_i387_log1p): Use cbranchxf2.
10087 (ix86_expand_setcc): Return void.
10088 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
10089 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
10090 cmp<MODEF>, cmpcc): Remove.
10091 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
10092 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
10093 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
10094 (sCC and bCC expanders): Remove.
10095 (stack_protect_test): Use cbranchcc4.
10097 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
10099 (ia64_expand_compare): Accept three rtx by reference and return void.
10100 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
10101 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
10102 from *expr. Update *expr with the BImode comparison to do.
10103 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
10104 cmptf, bCC, sCC, conditional_trap): Delete.
10105 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
10106 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
10107 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
10108 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
10109 * config/ia64/predicates.md (ia64_cbranch_operator): New.
10111 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
10112 type of last argument.
10113 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
10114 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
10115 use machine mode argument instead of branch_type. Remove dead
10116 code for floating-point comparisons.
10117 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
10118 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
10120 (cbranchsi4, cstoresi4): New.
10121 * config/iq2000/predicates.md (reg_or_const_operand): New.
10123 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
10124 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
10125 (b<code>_op): Rewrite to...
10126 (bcc_op): ... this, using match_operator.
10127 (s<code>_op): Rewrite to...
10128 (scc_op): ... this, using match_operator.
10129 (s<code>_24_op): Rewrite to...
10130 (scc_op_24): ... this, using match_operator.
10131 (s<code>_<mode>): Rewrite to...
10132 (cstore<mode>4): ... this, using match_operator.
10133 (s<code>_<mode>_24): Rewrite to...
10134 (cstore<mode>4_24): ... this, using match_operator.
10135 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
10136 m32c_unpend_compare, m32c_expand_scc): Delete.
10137 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
10138 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
10139 (m32c_expand_movcc): Change NE to EQ if necessary.
10140 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
10142 * config/m32r/m32r-protos.h (gen_cond_store): New.
10143 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
10144 (gen_cond_store): New, from sCC patterns.
10145 (m32r_expand_block_move): Use cbranchsi4.
10146 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
10147 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
10148 (cbranchsi4, cstoresi4): New.
10150 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10152 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10153 (m68hc11_notice_update_cc): Look into a compare with 0.
10154 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10156 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10157 cmphi, cmpqi, bCC): Delete.
10158 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10159 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10160 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10163 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10164 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10165 * config/m68k/constraints.md (H): New.
10166 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10167 the define_insn below.
10168 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10169 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10170 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10171 patterns): Wrap RHS with COMPARE.
10172 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10173 (*cmpdi_internal): Name this pattern.
10174 (cmpdi): Change to define_insn.
10175 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10176 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10177 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10179 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10180 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10181 (conditional_trap): Change to...
10182 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10183 (*conditional_trap): Use the ordered_comparison_operator and
10184 const1_operand predicates.
10185 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10186 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10187 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10188 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10190 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10191 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10192 (mcore_gen_compare): New.
10193 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10194 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10195 (mcore_gen_compare): ... this.
10196 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10197 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10198 (stack probe pattern): Use cbranchsi4.
10200 * config/mips/predicates.md (mips_cstore_operator): New.
10201 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10202 * config/mips/mips.md (any_cond): Delete.
10203 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10205 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10206 fixuns_truncsfdi2): Use cbranch patterns.
10207 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10208 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10209 Adjust call to mips_expand_conditional_branch.
10210 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10212 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10213 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10214 * config/mips/mips.c (cmp_operands): Delete.
10215 (mips_emit_compare): Get comparison operands from *op0/*op1.
10216 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10217 that it succeeds. Use op0/op1 instead of cmp_operands.
10218 (mips_expand_conditional_branch, mips_expand_conditional_move,
10219 mips_expand_conditional_trap): Likewise.
10220 (mips_block_move_loop): Use cbranch patterns.
10221 * config/mips/mips.h (cmp_operands): Delete.
10223 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10224 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10225 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10226 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10227 (*cmpcc_folded): Rename to...
10228 (*cmpdi_folded): this.
10229 (*cmpcc): Rename to...
10231 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10234 (cbranchdf4): New. Handle invalid comparisons here.
10235 * config/mmix/predicates.md (float_comparison_operator): New.
10237 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10238 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10239 * config/mn10300/mn10300.md (tst): Delete.
10240 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10241 Name these patterns and wrap RHS in a compare.
10242 (*cmpsi): Make this pattern private. Include tst.
10243 (*cmpsf): Make this pattern private.
10244 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10245 (compare with zero peepholes): Likewise.
10247 (cbranchsi4, cbranchsf4): New.
10248 (casesi): Use cbranchsi4.
10250 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10251 hppa_branch_type): Delete.
10252 (return_addr_rtx): Use cbranchsi4.
10253 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10254 Emit CCFPmode comparison here.
10255 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10256 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10257 hppa_branch_type): Delete.
10258 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10259 (movsicc, movdicc): Remove references to hppa_compare_op0,
10260 hppa_compare_op1 and compare_from_rtx.
10261 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10262 (casesi): Use cbranchsi4.
10264 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10265 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10266 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10267 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10268 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10270 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10271 (*branch, *branch_inverted): New.
10273 * config/picochip/picochip.md (cbranchhi4): Use
10274 ordered_comparison_operator.
10275 (cmphi, bCC): Remove.
10277 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10278 (trap_comparison_operator): Delete.
10279 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10280 rs6000_emit_cbranch): Accept mode and operands.
10281 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10282 rs6000_compare_fp_p): Delete.
10283 (rs6000_generate_compare): Accept mode and comparison. Extract code
10284 and op0/op1 from there. Replace references to rs6000_compare_op0
10285 and rs6000_compare_op1.
10286 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10287 extract result from passed operands.
10288 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10289 extract loc from passed operands.
10290 (rs6000_emit_cmove): Likewise.
10291 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10292 rs6000_compare_fp_p): Delete.
10293 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10294 (cbranch<GPR>4, cbranch<FP>4): New.
10295 (cstore<mode>4): New. Consolidate here all choices about when to use
10296 portable or specialized sCC sequences.
10297 (stack_protect_test): Use cbranchsi4.
10298 (conditional_trap): Replace with ctrap<GPR>4.
10299 (conditional trap insn): Replace trap_comparison_operator with
10300 ordered_comparison_operator.
10302 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10303 (s390_emit_prologue): Use ctrap.
10304 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10305 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10306 New predicates replacing...
10307 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10308 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10309 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10310 (add<mode>cc): Do not use s390_compare_op0/op1.
10311 (s<code>): Change to...
10312 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10313 (seq): Change to...
10314 (cstorecc4): ... this. Handle EQ or NE equally.
10315 (*sne): Un-privatize for use in cstorecc4.
10316 (b<code>): Change to...
10317 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10318 (conditional_trap): Replace with...
10319 (ctrap<GPR>4, ctrap<FP>4): ... these.
10320 (stack_protect): Use cbranchcc4.
10322 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10323 * config/score/score-protos.h (score_gen_cmp): Delete.
10324 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10325 (score_block_move-loop): Use cbranchsi4.
10326 * config/score/score.md (cbranchsi4): New.
10327 (cmpsi, bCC): Delete.
10328 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10329 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10330 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10331 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10332 * config/score/score3.h (score3_gen_cmp): Delete.
10333 * config/score/score7.h (score7_gen_cmp): Delete.
10335 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10336 (sh_emit_scc_to_t): ... this. Return void.
10337 (from_compare): Rename to...
10338 (sh_emit_compare_and_branch): ... this.
10339 (sh_emit_compare_and_set): New.
10340 (sh_expand_t_scc): Accept operands.
10341 * config/sh/predicates.md (sh_float_comparison_operator): New.
10342 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10343 (prepare_scc_operands): Rename to...
10344 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10346 (sh_emit_cheap_store_flag): New.
10347 (sh_emit_set_t_insn): New.
10348 (from_compare): Rename to...
10349 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10350 handling of TARGET_SH2E floating point to avoid recursive call.
10351 Generate branch here.
10352 (sh_emit_compare_and_set): New.
10353 (sh_expand_t_scc): Get op0/op1 from arguments.
10354 (sh_emit_cheap_store_flag): New.
10355 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10357 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10358 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10359 (movsicc, movdicc): Do nothing when it recreated operands from
10360 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10361 prepare_scc_operands (now sh_emit_scc_to_t).
10362 (udivdi3): Use cstoresi4.
10363 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10364 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10365 (cbranchint4_media, cbranchfp4_media): New.
10366 (casesi): Use cbranchdi4.
10367 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10369 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10370 (movnegt): Remove second operand.
10371 (cbranchsf4, cbranchdf4): New.
10372 (stack_protect): Use cbranchdi4/cbranchsi4.
10374 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10375 (gen_compare_reg): Accept comparison, extract part of it to...
10376 (gen_compare_reg_1): ... this.
10377 (gen_compare_operator): Delete.
10378 (gen_v9_scc): Accept separate destination, comparison code and arms.
10379 Do not use sparc_compare_op0/sparc_compare_op1.
10380 (emit_scc_insn, emit_conditional_branch_insn): New.
10381 (emit_v9_brxx): Make static. Remove useless assertion.
10382 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10384 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10385 * config/sparc/sparc-protos.h (gen_compare_reg,
10386 sparc_emit_float_lib_cmp): Adjust prototype.
10387 (emit_scc_insn, emit_conditional_branch_insn): New.
10388 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10389 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10390 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10391 iterators to the top.
10392 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10393 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10394 snedi_special_trunc): Delete.
10395 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10396 and snedi_special_trunc.
10397 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10398 cbranchdi4, cbranch<F:mode>4): New.
10399 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10400 here. Use gen_compare_reg instead of gen_compare_operator.
10401 (conditional_trap): Replace with...
10402 (ctrapsi4, ctrapdi4): ... this.
10403 (stack_protect_test): Use cbranchcc4.
10405 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10407 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10408 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10409 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10410 from operands[0] or operands[3] depending on is_set.
10411 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10412 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10413 cmpdf, bCC), sCC: Remove.
10414 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10415 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10417 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10418 spu_emit_branch_or_set.
10420 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10422 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10423 xstormy16_compare_op1): Delete.
10424 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10425 xstormy16_compare_op1): Delete.
10426 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10428 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10429 (cmphi, cmpsi, bCC): Remove.
10431 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10432 (*cmpsi): ... this one.
10433 (cbranchsi4, cstoresi4): New.
10434 (bCC expanders): Delete.
10435 (sCC insns): Fold into...
10436 (*setcc): ... this one.
10437 (casesi): Do not use gen_cmpsi and gen_bgtu.
10438 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10439 (movsicc): Simplify.
10440 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10442 * config/vax/vax-protos.h (cond_name): New.
10443 (vax_output_conditional_branch): Remove.
10444 * config/vax/vax.c (cond_name): New.
10445 (vax_output_conditional_branch): Remove.
10446 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10447 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10448 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10449 (bit<VAXint>): Wrap source with (compare).
10450 (b<code> and following unnamed pattern): Rename to *branch and
10451 *branch_reversed. Change macroization to match_operator.
10452 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10454 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10455 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10456 Change last argument to machine_mode.
10457 (xtensa_expand_scc): Add machine_mode argument.
10458 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10459 (gen_conditional_move, xtensa_expand_conditional_branch,
10460 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10461 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10462 Adjust operand numbers.
10463 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10465 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10466 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10467 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10469 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10471 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10472 causes spurious differences between trunk and cond-optab branch.
10474 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10477 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10479 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10481 * tree.c (iterative_hash_pointer): Delete.
10482 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10483 Hash UIDs and versions of SSA names. Don't special-case built-in
10484 function declarations.
10486 2009-05-11 Ian Lance Taylor <iant@google.com>
10489 * graphite.c: Force -Wc++-compat to only be a warning before
10490 #including "cloog/cloog.h".
10492 2009-05-11 Martin Jambor <mjambor@suse.cz>
10494 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10496 2009-05-11 Jan Hubicka <jh@suse.cz>
10498 * tree-ssa-loop-ivcanon.c: Include target.h
10499 (struct loop_size): new structure.
10500 (constant_after_peeling): New predicate.
10501 (tree_estimate_loop_size): New function.
10502 (estimated_unrolled_size): Rewrite for new estimates.
10503 (try_unroll_loop_completely): Use new estimates.
10504 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10506 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10508 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10509 libcpp interface change.
10510 (spu_macro_to_expand): Likewise.
10512 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10514 PR tree-optimization/40026
10515 * gimplify.c (gimplify_init_constructor): Change initial conditional
10516 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10517 optimize_compound_literals_in_ctor.
10519 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10521 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10523 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10525 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10527 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10528 HOST_WIDE_INT for gap.
10530 2009-05-11 Ira Rosen <irar@il.ibm.com>
10532 PR tree-optimization/40074
10533 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10534 account in group size and step comparison.
10536 2009-05-11 Richard Guenther <rguenther@suse.de>
10538 * passes.c (init_optimization_passes): Strip now incorrect comment.
10539 (execute_function_todo): Do not set PROP_alias.
10540 * tree-pass.h (PROP_alias): Remove.
10541 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10542 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10543 * tree-nrv.c (pass_return_slot): Likewise.
10544 * tree-object-size.c (pass_object_sizes): Likewise.
10545 * tree-ssa-dom.c (pass_dominator): Likewise.
10546 (pass_phi_only_cprop): Likewise.
10547 * tree-ssa-dse.c (pass_dse): Likewise.
10548 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10549 (pass_cselim): Likewise.
10550 * tree-ssa-pre.c (pass_pre): Likewise.
10551 (pass_fre): Likewise.
10552 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10553 * tree-ssa-sink.c (pass_sink_code): Likewise.
10554 * tree-stdarg.c (pass_stdarg): Likewise.
10555 * tree-tailcall.c (pass_tail_calls): Likewise.
10556 * tree-vrp.c (pass_vrp): Likewise.
10558 2009-05-10 Ian Lance Taylor <iant@google.com>
10560 * basic-block.h (enum profile_status): Break out of struct
10561 control_flow_graph.
10562 * cgraph.h (struct inline_summary): Break out of struct
10564 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10565 of struct cgraph_order_sort.
10566 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10567 * cse.c (struct branch_path): Break out of struct
10568 cse_basic_block_data.
10569 * except.h (enum eh_region_type): Break out of struct eh_region.
10570 * gcc.c (enum add_del): Break out of struct modify_target.
10571 * genrecog.c (enum decision_type): Break out of struct decision_test.
10572 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10574 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10575 * regmove.c (enum match_use): New enum, broken out of struct match.
10576 * sched-int.h (enum post_call_group): New enum, broken out of
10578 (struct deps_reg): Break out of struct deps.
10579 * target.h (struct asm_int_op): Break out of struct gcc_target.
10580 * tree-eh.c (struct goto_queue_node): Break out of struct
10582 * tree-inline.h (enum copy_body_cge_which): Break out of
10584 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10586 * c-decl.c (in_struct, struct_types): New static variables.
10587 (pushtag): Add loc parameter. Change all callers.
10588 (lookup_tag): Add ploc parameter. Change all callers.
10589 (check_compound_literal_type): New function.
10590 (parser_xref_tag): Add loc parameter. Change all callers. If
10591 -Wc++-compat, warn about struct/union/enum types defined within a
10593 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10594 and loc parameters. Change all callers. Change error calls to
10595 error_at, using loc. For a redefinition, if the location of the
10596 original definition is known, report it. Set in_struct and
10597 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10598 (finish_struct): Add new parameters enclosing_in_struct and
10599 enclosing_struct_types. Change all callers. Set
10600 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10601 in the struct. If in a struct, add this struct to struct_types.
10602 (start_enum): Add loc parameter. Change all callers. Use
10603 error_at for errors, using loc. For a redefinition, if the
10604 location of the original definition is known, report it. If in a
10605 struct, add this enum type to struct_types. If -Wc++-compat warn
10606 if in sizeof, typeof, or alignof.
10607 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10608 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10609 (c_parser_enum_specifier): Get enum location for start_enum.
10610 (c_parser_struct_or_union_specifier): Get struct location for
10611 start_struct. Save in_struct and struct_types status between
10612 start_struct and finish_struct.
10613 (c_parser_cast_expression): Get location of cast.
10614 (c_parser_alignof_expression): Get location of type.
10615 (c_parser_postfix_expression): Likewise.
10616 (c_parser_postfix_expression_after_paren_type): Add type_loc
10617 parameter. Change all callers. Call check_compound_literal_type.
10618 Use type_loc for error about variable size type.
10619 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10620 of an enum constant from an enum type defined in a struct or union.
10621 (c_cast_expr): Add loc parameter. Change all callers. If
10622 -Wc++-compat, warn about defining a type in a cast.
10623 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10624 (start_enum, start_struct, finish_struct): Update declarations.
10625 (parser_xref_tag, c_cast_expr): Update declarations.
10626 (check_compound_literal_type): Declare.
10628 2009-05-11 Ben Elliston <bje@au.ibm.com>
10630 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10631 for recent libcpp interface change.
10632 (rs6000_macro_to_expand): Likewise.
10634 2009-05-10 Michael Matz <matz@suse.de>
10637 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10638 not at entry of function.
10640 2009-05-10 Richard Guenther <rguenther@suse.de>
10642 PR tree-optimization/40081
10644 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10645 using the main variant of the element type. Do not fiddle with
10646 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10648 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10649 structs with volatile fields.
10651 2009-05-10 Jan Hubicka <jh@suse.cz>
10653 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10654 (estimate_move_cost): Assert that it does not get called for
10656 (estimate_num_insns): Skip VOID types in argument handling.
10657 (optimize_inline_calls): Delete unreachable blocks and verify that
10658 callgraph is valid.
10660 2009-05-10 Jan Hubicka <jh@suse.cz>
10662 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10663 * cgraph.c (cgraph_mark_address_taken_node): New function.
10664 (dump_cgraph_node): Dump new flag.
10665 * cgraph.h (struct cgraph_node): Add address_taken.
10666 (cgraph_mark_address_taken_node): New function.
10667 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10668 since new direct calls can be born.
10670 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10672 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10673 tok->val.node.node.
10675 2009-05-10 Jan Hubicka <jh@suse.cz>
10677 PR middle-end/40084
10678 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10680 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10681 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10682 * tree-inline.c (copy_bb): Set frequency correctly.
10683 (fold_marked_statements): Update call to
10684 cgraph_update_edges_for_call_stmt.
10686 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10688 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10689 identifiers in diagnostics.
10690 * config/arm/arm.c (arm_handle_fndecl_attribute,
10691 arm_handle_isr_attribute): Likewise.
10692 * config/avr/avr.c (avr_handle_progmem_attribute,
10693 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10694 * config/bfin/bfin.c (handle_int_attribute,
10695 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10696 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10697 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10699 * config/darwin.c (darwin_handle_kext_attribute,
10700 darwin_handle_weak_import_attribute): Likewise.
10701 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10702 h8300_handle_eightbit_data_attribute,
10703 h8300_handle_tiny_data_attribute): Likewise.
10704 * config/i386/i386.c (ix86_handle_cconv_attribute,
10705 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10706 * config/i386/winnt.c (ix86_handle_shared_attribute,
10707 ix86_handle_selectany_attribute): Likewise.
10708 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10709 * config/m32c/m32c.c (function_vector_handler): Likewise.
10710 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10711 m68hc11_handle_fntype_attribute): Likewise.
10712 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10713 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10714 * config/mips/mips.c (mips_insert_attributes,
10715 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10716 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10717 rs6000_handle_struct_attribute): Likewise.
10718 * config/sh/sh.c (sh_insert_attributes,
10719 sh_handle_resbank_handler_attribute,
10720 sh_handle_interrupt_handler_attribute,
10721 sh2a_handle_function_vector_handler_attribute,
10722 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10724 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10725 * config/spu/spu.c (spu_handle_fndecl_attribute,
10726 spu_handle_vector_attribute): Likewise.
10727 * config/stormy16/stormy16.c
10728 (xstormy16_handle_interrupt_attribute): Likewise.
10729 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10730 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10732 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10734 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10735 (pp_translate_identifiers): New.
10736 (pp_identifier): Only conditionally translate identifier to locale
10738 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10739 (pp_base_tree_identifier): Only conditionally translate identifier
10740 to locale character set.
10741 * c-pretty-print.c (M_): Define.
10742 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10743 fragments for conditional translation with M_.
10744 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10745 identifier translation.
10747 2009-05-10 Richard Guenther <rguenther@suse.de>
10749 PR tree-optimization/40081
10750 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10751 using the main variant of the element type. Do not fiddle with
10752 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10754 2009-05-09 Jan Hubicka <jh@suse.cz>
10756 PR middle-end/40080
10757 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10758 indirect calls; verify cgraph afterwards.
10760 2009-05-09 Jan Hubicka <jh@suse.cz>
10763 * ipa.c (update_inlined_to_pointer): New function.
10764 (cgraph_remove_unreachable_nodes): Use it.
10766 2009-05-09 Jan Hubicka <jh@suse.cz>
10768 * tree-eh.c (struct leh_state): Remove prev_try.
10769 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10770 not track prev_try.
10771 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10772 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10773 remove_eh_handler_and_replace, foreach_reachable_handler,
10774 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10775 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10776 (gen_eh_region_cleanup): Update prototype.
10778 2009-05-09 Jan Hubicka <jh@suse.cz>
10780 PR middle-end/40043
10781 * except.c (copy_eh_region): Always set prev_try.
10782 (redirect_eh_edge_to_label): Find outer try.
10783 (foreach_reachable_handler): When looking for prev try
10784 handle case where previous try is not going to be taken.
10786 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10788 PR tree-optimization/40049
10789 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10790 only vector/vector shifts, convert the type of the constant to the
10791 appropriate type to avoid building incorrect trees, which
10792 eventually have problems with garbage collection.
10794 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10796 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10797 -1 for complex floating-point types if honoring signed zeros.
10799 2009-05-08 Jan Hubicka <jh@suse.cz>
10801 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10802 argument; handle correctly when profile is absent.
10803 (build_cgraph_edges): Update.
10804 (rebuild_cgraph_edges): Update.
10805 * cgraph.c: Do not include varray.h.
10806 (cgraph_set_call_stmt_including_clones): New function.
10807 (cgraph_create_edge_including_clones): Likewise
10808 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10809 (cgraph_update_edges_for_call_stmt): Handle clones.
10810 (cgraph_remove_node): Handle clone tree.
10811 (cgraph_remove_node_and_inline_clones): New function.
10812 (dump_cgraph_node): Dump clone tree.
10813 (cgraph_clone_node): Handle clone tree.
10814 (clone_function_name): Bring here from tree-inline.c.
10815 (cgraph_create_virtual_clone): New function.
10816 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10817 (cgraph_clone_info): New function.
10818 (strut cgraph_node): Add clone_info and new clone tree pointers.
10819 (cgraph_remove_node_and_inline_clones,
10820 cgraph_set_call_stmt_including_clones,
10821 cgraph_create_edge_including_clones,
10822 cgraph_create_virtual_clone): Declare.
10823 (cgraph_function_versioning): Use VEC argument.
10824 (compute_call_stmt_bb_frequency): Update prototype.
10825 (cgraph_materialize_all_clones): New function.
10826 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10827 (ipcp_create_replace_map): Update to VECtors.
10828 (ipcp_update_callgraph): Use virtual clones.
10829 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10830 (ipcp_update_profiling): Do not update local profiling.
10831 (ipcp_insert_stage): Use VECtors and virtual clones.
10832 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10833 (clone_of_p): New function.
10834 (cgraph_preserve_function_body_p): Use clone tree.
10835 (cgraph_optimize): Materialize clones.
10836 (cgraph_function_versioning): Update for VECtors.
10837 (save_inline_function_body): Use clone tree.
10838 (cgraph_materialize_clone): New function.
10839 (cgraph_materialize_all_clones): Likewise.
10840 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10841 * ipa.c: Include gimple.h.
10842 (cgraph_remove_unreachable_nodes): Use clone tree.
10843 * ipa-prop.c (ipa_note_param_call): Update call to
10844 compute_call_stmt_bb_frequencycall.
10845 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10846 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10847 (copy_bb): Handle updating of clone tree; add new edge when new call
10849 (expand_call_inline): Be strict about every call having edge.
10850 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10851 (delete_unreachable_blocks_update_callgraph): New function.
10852 (tree_function_versioning): Use VECtors; always remove unreachable
10853 blocks and fold conditionals.
10854 * tree-inline.h: Do not include varray.h.
10855 (tree_function_versioning): Remove.
10856 * Makefile.in (GTFILES): Remove tree-inline.c
10857 * passes.c (do_per_function): Do only functions having body.
10858 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10861 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10862 Andrew Morrow <acm@google.com>
10865 * c-common.c (c_common_attribute_table): Permit deprecated
10866 attribute to take an optional argument.
10867 (handle_deprecated_attribute): If the optional argument to
10868 __attribute__((deprecated)) is not a string ignore the attribute
10869 and emit a warning.
10871 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10872 * c-typeck.c (build_component_ref): Likewise.
10873 (build_external_ref): Likewise.
10875 * toplev.c (warn_deprecated_use): Add an attribute argument.
10876 Emit the message associated with __attribute__((deprecated)).
10878 * toplev.h (warn_deprecated_use): Updated.
10880 * doc/extend.texi: Document new optional parameter to
10881 __attribute__((deprecated))
10883 2009-05-08 Michael Eager <eager@eagercon.com>
10885 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10886 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10888 2009-05-08 Richard Guenther <rguenther@suse.de>
10890 PR tree-optimization/40062
10891 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10892 Avoid exponential behavior.
10894 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10896 PR rtl-optimization/33928
10898 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10899 process_uses, build_single_def_use_links): New.
10900 (update_df): Update use_def_ref.
10901 (forward_propagate_into): Use get_def_for_use instead of use-def
10903 (fwprop_init): Call build_single_def_use_links and let it initialize
10905 (fwprop_done): Free use_def_ref.
10906 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10907 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10908 df_rd_simulate_one_insn): New.
10909 (df_rd_bb_local_compute_process_def): Update head comment.
10910 (df_chain_create_bb): Use the new RD simulation functions.
10911 * df.h (df_rd_simulate_artificial_defs_at_top,
10912 df_rd_simulate_one_insn): New.
10913 * opts.c (decode_options): Enable fwprop at -O1.
10914 * doc/invoke.texi (-fforward-propagate): Document this.
10916 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10919 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10920 and one complex operand specially.
10921 * tree-complex.c (some_nonzerop): Do not identify a real value as
10922 zero if flag_signed_zeros.
10924 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10926 PR rtl-optimization/33928
10927 * loop-invariant.c (record_use): Fix && vs. || mishap.
10929 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10931 PR rtl-optimization/33928
10932 * loop-invariant.c (struct use): Add addr_use_p.
10933 (struct def): Add n_addr_uses.
10934 (struct invariant): Add cheap_address.
10935 (create_new_invariant): Set cheap_address.
10936 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10937 (record_uses): Pass df_ref to record_use.
10938 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10941 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10943 * config/sh/sh.c: Do not include c-pragma.h.
10945 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10947 * config/spu/spu.c: Remove include of c-common.h.
10949 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10952 * c-common.h (mark_valid_location_for_stdc_pragma,
10953 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10954 clear_float_const_decimal64, float_const_decimal64_p): New.
10955 * c.opt (Wunsuffixed-float-constants): New.
10956 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10957 unsuffixed float constant, handle new warning.
10958 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10959 * c-decl.c (c_scope): New flag float_const_decimal64.
10960 (set_float_const_decimal64, clear_float_const_decimal64,
10961 float_const_decimal64_p): New.
10962 (push_scope): Set new flag.
10963 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10964 to use STDC pragmas.
10965 (c_parser_external_declaration): Ditto.
10966 (c_parser_compound_statement_nostart): Ditto.
10967 * c-pragma.c (valid_location_for_stdc_pragma,
10968 mark_valid_location_for_stdc_pragma,
10969 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10970 handle_pragma_float_const_decimal64): New.
10971 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10972 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10973 set_float_const_decimal64, clear_float_const_decimal64,
10974 float_const_decimal64_p): New dummy functions.
10975 * doc/extend.texi (Decimal Float): Remove statement that the
10976 pragma, and suffix for double constants, are not supported.
10977 * doc/invoke.texi (Warning Options): List new option.
10978 (-Wunsuffixed-float-constants): New.
10980 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10982 * config/i386/i386.c: Do not include c-common.h.
10984 2009-05-07 Mark Heffernan <meheff@google.com>
10986 * doc/invoke.texi (Debugging Options): Document change of debugging
10988 * opts.c (decode_options): Make dump_base_name relative to
10989 aux_base_name directory.
10991 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10993 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10994 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10996 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10998 * Makefile.in (install-plugin): Simplify a bit.
11000 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
11002 * Makefile.in (OBJS-common): Add regcprop.o.
11004 * timevar.def (TV_CPROP_REGISTERS): New.
11005 * regrename.c (regrename_optimize): Return 0.
11006 (rest_of_handle_regrename): Delete.
11007 (pass_rename_registers): Point to regrename_optimize.
11008 (struct value_data_entry, struct value_data,
11009 kill_value_one_regno, kill_value_regno, kill_value,
11010 set_value_regno, init_value_data, kill_clobbered_value,
11011 kill_set_value, kill_autoinc_value, copy_value,
11012 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
11013 replace_oldest_value_reg, replace_oldest_value_addr,
11014 replace_oldest_value_mem, copyprop_hardreg_forward_1,
11015 debug_value_data, validate_value_data): Move...
11016 * regcprop.c: ... here.
11017 (rest_of_handle_cprop): Delete.
11018 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
11020 2009-05-07 Jakub Jelinek <jakub@redhat.com>
11022 PR middle-end/40057
11023 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
11024 GEN_INT for 1 << bitnum.
11025 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
11026 build_int_cst_type.
11028 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
11030 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
11031 Remove wrong description of "nand" operation.
11033 2009-05-06 Richard Guenther <rguenther@suse.de>
11034 Adam Nemet <anemet@caviumnetworks.com>
11036 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
11037 comment. Add that if LHS is not a gimple register, then RHS1 has
11038 to be a single object (GIMPLE_SINGLE_RHS).
11040 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
11042 * expr.c (get_def_for_expr): Move it up in the file.
11043 (store_field): When expanding a bit-field store, look at the
11044 defining gimple stmt for the masking conversion.
11046 2009-05-06 Janis Johnson <janis187@us.ibm.com>
11048 PR middle-end/39986
11049 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
11050 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
11051 32-bit memcpy into long.
11053 2009-05-06 Jakub Jelinek <jakub@redhat.com>
11055 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
11056 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
11058 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
11059 instead of appending DW_OP_deref*.
11061 2009-05-06 Michael Matz <matz@suse.de>
11063 PR middle-end/40021
11064 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
11065 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
11067 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
11069 * Makefile.in (install-plugin): Fix srcdir handling.
11071 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
11073 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
11074 when processing for not_regs_needed bitmap.
11075 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
11076 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
11077 handling it for rhs.
11079 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11081 * config/i386/i386.md (unnamed inc/dec peephole): Use
11082 optimize_insn_for_size_p instead of optimize_size.
11083 * config/i386/predicates.md (incdec_operand): Likewise.
11084 (aligned_operand): Likewise.
11085 * config/i386/sse.md (divv8sf3): Likewise.
11086 (sqrtv8sf2): Likewise.
11088 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11090 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
11092 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
11094 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
11096 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
11097 ssemodesuffixf2c with avxmodesuffixf2c.
11099 2009-05-06 Joseph Myers <joseph@codesourcery.com>
11102 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
11104 2009-05-05 Jakub Jelinek <jakub@redhat.com>
11106 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
11107 (struct tree_base): Adjust spacing for 8 bit boundaries.
11108 (struct tree_decl_common): Add decl_by_reference_flag bit.
11109 (DECL_BY_REFERENCE): Adjust.
11110 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
11111 print DECL_BY_REFERENCE bit.
11112 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
11113 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
11114 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
11115 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
11118 PR middle-end/39666
11119 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
11120 range of the type, but default label is missing, add it with one
11121 of the existing labels instead of adding a new label for it.
11123 2009-05-05 Joseph Myers <joseph@codesourcery.com>
11127 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
11129 * Makefile.in (enable_plugin, plugin_includedir): New.
11130 (install): Depend on install-plugin.
11131 (PLUGIN_HEADERS): New.
11132 (install-plugin): New.
11133 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
11135 2009-05-05 Richard Guenther <rguenther@suse.de>
11137 PR tree-optimization/40022
11138 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
11140 (phivn_valid_p): Fix tuplification error, simplify.
11141 (phiprop_insert_phi): Add dumps.
11142 (propagate_with_phi): Simplify.
11144 2009-05-05 Richard Guenther <rguenther@suse.de>
11146 PR middle-end/40023
11147 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11149 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11151 * tree.h (strip_float_extensions): Remove duplicate declaration.
11152 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11153 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11154 block_ultimate_origin): Rearrange the declarations line to match the
11155 comment that indicates the .c file which the functions are defined.
11156 (dwarf2out_*, set_decl_rtl): Add comment.
11157 (get_base_address): Adjust comment.
11158 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11159 declarations line and add comment.
11160 (is_builtin_name): Add blank after function name, for clarity.
11162 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11164 * attribs.c (decl_attributes): Use %qE for identifiers in
11166 * cgraphunit.c (verify_cgraph_node): Translate function names to
11167 locale character set in diagnostics.
11168 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11170 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11171 Document that functions are named in UTF-8.
11172 * expr.c (expand_expr_real_1): Translate function names to locale
11173 character set in diagnostics.
11174 * gimplify.c (omp_notice_variable, omp_is_private,
11175 gimplify_scan_omp_clauses): Use %qE for identifiers in
11177 * langhooks.c (lhd_print_error_function): Translate function names
11178 to locale character set.
11179 * langhooks.h (decl_printable_name): Document that return value is
11180 in internal character set.
11181 * stmt.c: Include pretty-print.h
11182 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11184 (resolve_operand_name_1): Translate named operand name to locale
11186 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11188 * toplev.c (announce_function): Translate function names to locale
11190 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11191 (default_tree_printer): Use pp_identifier or translate identifiers
11192 to locale character set. Mark "<anonymous>" for translation.
11193 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11194 for identifiers in diagnostics.
11195 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11197 * varasm.c (output_constructor): Use %qE for identifiers in
11200 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11202 * configure.ac: use ` ` instead of $()
11203 * configure: Regenerate.
11205 2009-05-05 Ben Elliston <bje@au.ibm.com>
11207 * config/pa/linux-atomic.c: Eliminate conditional include of
11208 errno.h on non-LP64 systems to simplify build requirements.
11210 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11212 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11214 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11215 and pass value to identifier_to_locale.
11216 (warn_variable_length_array): Make name a tree.
11217 (grokdeclarator): Separate diagnostic texts for named and unnamed
11218 declarators. Use %qE for named declarators.
11219 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11221 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11222 identifiers in diagnostics.
11223 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11224 identifier_to_locale. Mark "anonymous" strings for translation.
11226 2009-05-04 Michael Eager <eager@eagercon.com>
11228 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11229 address for DImode/DFmode only if double-precision FP regs.
11231 2009-05-04 Michael Eager <eager@eagercon.com>
11233 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11234 TARGET_SINGLE_FLOAT check.
11236 2009-05-04 Michael Eager <eager@eagercon.com>
11238 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11240 2009-05-04 Michael Eager <eager@eagercon.com>
11242 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11243 * config/rs6000/t-xilinx: New
11245 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11247 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11248 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11249 * gcc/explow.c (memory_address): Use target hook.
11250 * gcc/targhooks.c (default_legitimize_address): New.
11251 * gcc/targhooks.h (default_legitimize_address): New.
11252 * gcc/target.h (legitimize_address): New.
11253 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11254 (TARGET_INITIALIZER): Include it.
11255 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11257 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11258 * config/bfin/bfin.c (legitimize_address): Remove.
11259 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11260 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11262 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11263 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11265 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11266 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11267 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11268 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11269 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11270 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11271 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11272 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11273 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11274 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11275 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11276 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11277 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11278 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11279 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11280 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11281 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11282 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11283 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11284 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11285 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11286 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11287 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11289 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11290 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11291 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11292 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11293 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11294 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11295 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11296 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11297 (thumb_legitimize_address): Delete.
11298 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11299 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11300 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11301 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11302 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11303 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11305 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11308 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11309 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11310 * config/m32r/m32r.c (m32r_legitimize_address): New.
11311 * config/m68k/m68k.c (m68k_legitimize_address): New.
11312 * config/score/score.c (score_legitimize_address): Standardize.
11313 * config/score/score3.c (score3_legitimize_address): Standardize.
11314 * config/score/score3.h (score3_legitimize_address): Adjust.
11315 * config/score/score7.c (score7_legitimize_address): Standardize.
11316 * config/score/score7.h (score7_legitimize_address): Adjust.
11317 * config/sh/sh.c (sh_legitimize_address): New.
11318 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11320 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11321 (s390_legitimize_address): ... this.
11322 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11323 (sparc_legitimize_address): ... this.
11324 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11325 (ix86_legitimize_address): ... this.
11326 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11327 (avr_legitimize_address): ... this.
11328 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11329 (mn10300_legitimize_address): ... this.
11330 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11331 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11332 (alpha_expand_mov): Adjust call.
11334 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11335 * config/spu/spu.c (spu_legitimize_address): Likewise.
11336 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11337 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11339 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11341 * intl.c (locale_encoding, locale_utf8): New.
11342 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11343 * intl.h (locale_encoding, locale_utf8): Declare.
11344 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11345 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11347 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11349 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11350 (pp_base_tree_identifier): Declare as function.
11351 (identifier_to_locale): Declare.
11352 * Makefile.in (pretty-print.o): Update dependencies.
11353 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11355 2009-05-04 Richard Guenther <rguenther@suse.de>
11357 PR middle-end/40015
11358 * builtins.c (fold_builtin_memory_op): Do not decay to element
11359 type if the size matches the whole array.
11361 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11363 * expmed.c (synth_mult): When trying out a shift, pass the result
11366 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11368 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11369 (shiftsub1_cost): New.
11370 (init_expmed): Compute shiftsub1_cost.
11371 (synth_mult): Optimize multiplications by constants of the form
11372 -(2^^m-1) for some constant positive integer m.
11374 2009-05-03 Richard Guenther <rguenther@suse.de>
11377 * c-typeck.c (array_to_pointer_conversion): Do not built
11378 ADDR_EXPRs of arrays of pointer-to-element type.
11379 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11380 up wrong ADDR_EXPRs after-the-fact.
11381 * c-common.c (strict_aliasing_warning): Strip pointer
11382 conversions for obtaining the original type.
11383 * builtins.c (fold_builtin_memset): Handle array types.
11384 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11387 2009-05-03 Richard Guenther <rguenther@suse.de>
11389 PR middle-end/23329
11390 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11391 Do not lose casts from array types with unknown extent to array
11392 types with known extent.
11393 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11394 alias set compatibility.
11396 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11398 * flags.h (extra_warnings): Delete.
11399 * toplev.c (process_options): Handle Wuninitialized here.
11400 * opts.c (extra_warnings): Delete.
11401 (set_Wextra): Delete.
11402 (common_handle_option): -Wextra can be handled automatically.
11403 * c-opts.c (c_common_handle_option): Delete obsolete code.
11404 (c_common_post_options): Simplify comment.
11405 * common.opt (W): Add Var.
11407 (Wuninitialized): Initialize to -1.
11409 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11410 Richard Guenther <rguenther@suse.de>
11412 * expr.c (get_def_for_expr): New function.
11413 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11414 SSA rather than trees.
11415 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11416 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11418 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11420 * c-common.c (reswords): Add _Imaginary.
11421 * c-common.c (enum rid): Add RID_IMAGINARY.
11423 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11425 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11426 Patch by Richard Guenther.
11428 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11430 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11431 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11432 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11433 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11434 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11435 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11436 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11437 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11438 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11439 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11440 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11441 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11442 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11443 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11444 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11445 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11446 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11447 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11449 2009-05-02 Richard Guenther <rguenther@suse.de>
11451 PR tree-optimization/39940
11452 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11455 2009-05-02 Richard Guenther <rguenther@suse.de>
11457 PR middle-end/40001
11458 * tree-ssa.c (execute_update_addresses_taken): Properly check
11459 if we can mark a variable DECL_GIMPLE_REG_P.
11460 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11461 back to the end of the function.
11462 (is_gimple_reg_type): Remove complex type special casing.
11463 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11466 2009-05-02 Ben Elliston <bje@au.ibm.com>
11468 * doc/collect2.texi (Collect2): Document search path behaviour
11469 when configured with --with-ld.
11471 2009-05-02 Jan Hubicka <jh@suse.cz>
11473 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11474 parameter; update callers.
11475 (coalesce_cost_edge): EH edges are costier because they needs
11476 splitting even if not critical and even more costier when there are
11477 multiple EH predecestors.
11479 2009-05-02 Jan Hubicka <jh@suse.cz>
11481 * except.c (remove_eh_handler_and_replace): Handle updating after
11482 removing TRY blocks.
11484 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11486 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11488 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11490 * varasm.c: Do not include c-pragma.h.
11491 * attribs.c: Do not incude c-common.h.
11493 2009-05-01 Michael Matz <matz@suse.de>
11495 * calls.c (initialize_argument_information): Handle SSA names like
11496 decls with a non MEM_P DECL_RTL.
11498 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11500 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11501 * ipa-utils.c: Likewise.
11502 * ipa-type-escape.c: Likewise.
11503 * cgraphunit.c Do not include c-common.h.
11504 * ipa-pure-const.c: Likewise.
11505 * tree-if-conv.c: Likewise.
11506 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11507 * ipa-struct-reorg.c: Likewise.
11508 * tree-nomudflap.c: Likewise.
11509 * tree-ssa-structalias.c: Likewise.
11511 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11513 * store-motion.c: Many cleanups to make this pass a first-class
11514 citizen instead of an appendix to gcse load motion. Add TODO list
11515 to make this pass faster/cleaner/better.
11517 (struct ls_expr): Post gcse.c-split cleanups.
11518 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11519 "stores" field to "avail_stores".
11520 (pre_ldst_mems): Rename to store_motion_mems.
11521 (pre_ldst_table): Rename to store_motion_mems_table.
11522 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11523 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11524 (ldst_entry): Rename to st_expr_entry, update users.
11525 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11526 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11527 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11529 (first_ls_expr): Rename to first_st_expr, update users.
11530 (next_ls_expr): Rename to next_st_expr, update users.
11531 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11532 fields properly for store motion instead of names inherited from load
11534 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11535 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11538 (ae_kill): Rename to st_kill, update users.
11539 (ae_gen): Rename to st_avloc, update users.
11540 (transp): Rename to st_transp, update users.
11541 (pre_insert_map): Rename to st_insert_map, update users.
11542 (pre_delete_map): Rename to st_delete_map, update users.
11543 (insert_store, build_store_vectors, free_store_memory,
11544 one_store_motion_pass): Update for abovementioned changes.
11546 (gcse_subst_count, gcse_create_count): Remove.
11547 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11548 and "n_stores_created", local variables.
11550 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11553 (regvec, compute_store_table_current_insn): Remove.
11554 (reg_set_info, reg_clear_last_set): Remove.
11555 (compute_store_table): Use DF caches instead of local dataflow
11558 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11560 * c-objc-common.c (c_tree_printer): Print identifiers with
11561 pp_identifier, not pp_string. Mark "({anonymous})" for
11563 * c-pretty-print.c (pp_c_ws_string): New.
11564 (pp_c_cv_qualifier, pp_c_type_specifier,
11565 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11566 pp_c_storage_class_specifier, pp_c_function_specifier,
11567 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11568 pp_c_primary_expression, pp_c_postfix_expression,
11569 pp_c_unary_expression, pp_c_shift_expression,
11570 pp_c_relational_expression, pp_c_equality_expression,
11571 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11572 use pp_string and pp_c_ws_string in place of pp_identifier and
11573 pp_c_identifier for non-identifiers. Mark English strings for
11575 * c-pretty-print.h (pp_c_ws_string): Declare.
11577 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11578 Roland McGrath <roland@redhat.com>
11580 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11581 (ENABLE_LD_BUILDID): New configuration option.
11582 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11583 (LINK_BUILDID_SPEC): New macro.
11584 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11586 * doc/install.texi: Document --enable-linker-build-id option.
11587 * configure: Rebuild.
11588 * config.in: Rebuild.
11590 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11592 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11593 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11594 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11595 MIPS_GP_SAVE_AREA_SIZE.
11596 * config/mips/mips.c (struct mips_frame_info): Update comment
11597 before arg_pointer_offset and hard_frame_pointer_offset.
11598 (mips_compute_frame_info): Update diagram before function: to
11599 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11600 indicate the position of frame_pointer_rtx with -fstack-protector and
11601 to show args_size. Don't allocate cprestore area for leaf functions
11602 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11604 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11606 2009-04-30 Michael Matz <matz@suse.de>
11608 PR tree-optimization/39955
11609 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11611 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11613 * ira.c (setup_cover_and_important_classes): Use safe macro
11614 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11616 * genpreds.c (write_tm_preds_h): Output suitable definition of
11617 REG_CLASS_FOR_CONSTRAINT.
11619 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11621 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11623 * bitmap.c (bitmap_descriptor): Likewise.
11624 * ggc-common.c (loc_descriptor): Likewise.
11625 * varray.c (varray_descriptor): Likewise.
11626 * vec.c (vec_descriptor): Likewise.
11628 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11630 * Makefile.in (dce.o): Add $(EXCEPT_H).
11631 * dce.c: Include except.h and delete redundant vector definitions.
11632 (deletable_insn_p): Return false for non-call insns that can throw
11635 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11637 * gcse.c (ae_gen): Remove.
11638 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11639 and make non-static function to make it available in store-motion.c.
11640 Update call sites with search-and-replace.
11641 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11642 extract_mentioned_regs, extract_mentioned_regs_helper,
11643 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11644 store_killed_in_insn, store_killed_after, store_killed_before,
11645 build_store_vectors, insert_insn_start_basic_block, insert-store,
11646 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11647 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11648 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11649 * store-motion.c: ...new file. Also copy data structures from gcse.c
11650 and clean up to remove parts not used by store motion.
11651 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11652 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11654 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11657 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11658 when optimizing for size.
11660 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11662 * gcse.c (gcse_constant_p): Fix typo in last change.
11664 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11666 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11668 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11670 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11672 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11674 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11675 CONST_HIGH_PART result.
11677 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11679 * config/avr/avr.c (initial_elimination_offset): Rename to
11680 avr_initial_elimination_offset.
11681 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11682 change return type to bool.
11683 (avr_can_eliminate): New function.
11684 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11685 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11686 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11687 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11688 avr_initial_elimination_offset.
11689 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11690 (avr_initial_elimination_offset): Define.
11692 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11693 Steven Bosscher <steven@gcc.gnu.org>
11695 PR rtl-optimization/39938
11696 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11697 * cfgrtl.c: Include insn-attr.h.
11698 (rest_of_pass_free_cfg): New function.
11699 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11700 * resource.c (init_resource_info): Remove call to df_analyze.
11702 2009-04-29 Richard Guenther <rguenther@suse.de>
11705 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11706 allow conversion to signed integers.
11708 2009-04-29 Richard Guenther <rguenther@suse.de>
11710 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11711 shifts of floating point vectors if the shift amount is
11712 a constant multiple of the element size.
11714 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11715 Michael Matz <matz@suse.de>
11717 PR middle-end/39927
11719 * tree-outof-ssa.c (emit_partition_copy): New function.
11720 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11721 insert_part_to_rtx_on_edge): Perform the partition base var
11722 copy using emit_partition_copy.
11723 (insert_value_copy_on_edge): Convert constants to the right mode.
11724 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11725 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11727 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11729 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11730 scan backwards to try to find a constant to initialize it.
11732 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11733 insn before the loop_end instruction, don't look past labels.
11735 2009-04-29 Richard Guenther <rguenther@suse.de>
11737 PR middle-end/39937
11738 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11739 loose type conversions.
11740 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11741 stmts only if there are no uses of its definition.
11743 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11745 * config/bfin/bfin.h (splitting_loops): Declare.
11746 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11747 Reorder bit definitions to be ascending.
11748 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11749 * config/bfin/bfin.c (splitting_loops): New variable.
11750 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11751 (struct loop_info): Remove members INIT and LOOP_INIT.
11752 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11753 the LSETUP sequence. Allow LC to be loaded from any register, but
11754 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11755 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11757 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11758 of reload_completed.
11761 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11763 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11765 * Makefile.in (PLUGIN_VERSION_H): New.
11766 (OBJS-common): Remove plugin-version.o.
11767 (plugin.o): Depend on (PLUGIN_VERSION_H).
11768 (plugin-version.o): Remove.
11769 * configure: Regenerate
11770 * configure.ac: Create plugin-version.h.
11771 * gcc-plugin.h (plugin_gcc_version): Remove.
11772 (plugin_default_version_check): Change signature.
11773 * plugin-version.c: Remove.
11774 * plugin.c: Include plugin-version.h.
11775 (str_plugin_gcc_version_name): Remove.
11776 (try_init_one_plugin): Pass gcc version to plugin_init.
11777 (plugin_default_version_check): Both gcc and plugin versions are now
11780 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11782 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11783 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11784 Remove special case testing for last insn of inner loops. Don't fail
11785 if the loop ends with a jump, emit an extra nop instead.
11787 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11788 DREGS rather than comparing directly. Remove code that tries to
11789 account for latencies.
11791 2009-04-29 Richard Guenther <rguenther@suse.de>
11793 PR tree-optimization/39941
11794 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11795 eliminating an indirect call.
11797 2009-04-29 Richard Guenther <rguenther@suse.de>
11799 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11800 parameter. Allow invariants as base if !require_lvalue.
11801 (verify_gimple_assign_single): Adjust.
11803 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11805 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11806 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11807 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11808 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11809 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11811 * config/bfin/bfin.c (bfin_expand_builtin,
11812 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11814 2009-04-28 Richard Guenther <rguenther@suse.de>
11816 * tree-vect-loop.c (get_initial_def_for_induction): Use
11817 correct types for pointer increment.
11819 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11821 * toplev.c (print_version): Update GMP version string calculation.
11823 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11825 PR rtl-optimization/39938
11826 * resource.c (init_resource_info): Add call to df_analyze.
11828 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11830 * config/alpha/alpha.md (usegp): Cast the result of
11831 alpha_find_lo_sum_using_gp to enum attr_usegp.
11832 * config/alpha/alpha.c (override_options): Remove end-of-structure
11833 marker element from cpu_table. Use array size of cpu_table to handle
11834 -mcpu and -mtune options.
11835 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11837 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11839 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11840 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11841 tune_32 and tune_64.
11842 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11843 support on PowerPC.
11844 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11845 * config/rs6000/option-defaults.h: ... here. New file.
11846 (OPT_64, OPT_32): Define.
11847 (MASK_64BIT): Define to 0 if not already defined.
11848 (OPT_ARCH64, OPT_ARCH32): Define.
11849 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11852 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11854 * config/arm/arm.c (arm_override_options): Emit error on using
11857 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11859 PR rtl-optimization/39914
11860 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11861 registers for allocnos created from user-defined variables only
11862 when not optimizing.
11864 2009-04-28 Richard Guenther <rguenther@suse.de>
11866 PR middle-end/39937
11867 * fold-const.c (fold_binary): Use distribute_real_division only
11870 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11872 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11873 add hpux-stdint.h to tm_file.
11874 (hppa[12]*-*-hpux11*): Ditto.
11875 (ia64*-*-hpux*): Ditto.
11876 * config/hpux-stdint.h: New.
11877 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11878 __STDC_EXT__ for all compiles.
11879 * config/pa/pa-hpux.h: Ditto.
11880 * config/pa/pa-hpux10.h: Ditto.
11881 * config/pa/pa-hpux11.h: Ditto.
11883 2009-04-28 Catherine Moore <clm@codesourcery.com>
11885 * debug.h (set_name): Add comment.
11887 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11890 * config/darwin.c (machopic_gen_offset): Check
11891 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11892 * config/arm/arm.c (require_pic_register): Likewise.
11894 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11896 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11897 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11898 m32c_promote_prototypes): Delete.
11900 2009-04-28 Michael Matz <matz@suse.de>
11902 PR middle-end/39922
11903 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11906 2009-04-28 Richard Guenther <rguenther@suse.de>
11908 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11910 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11912 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11913 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11914 * config/arm/arm-tune.md: Regenerate.
11916 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11918 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11919 block if there are complex incoming edges.
11920 (sel_merge_blocks): Remove useless assert.
11921 (sel_redirect_edge_and_branch): Check that edge was redirected.
11922 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11923 (sel_find_rgns): Delete declaration.
11924 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11925 the region when it is not a preheader.
11927 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11930 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11932 2009-04-28 Richard Guenther <rguenther@suse.de>
11934 * tree.h (SSA_NAME_VALUE): Remove.
11935 (struct tree_ssa_name): Remove value_handle member.
11936 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11937 array for jump threading.
11938 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11940 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11941 * tree-flow.h (threadedge_initialize_values): Declare.
11942 (threadedge_finalize_values): Likewise.
11943 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11944 (SSA_NAME_VALUE): Define.
11945 (threadedge_initialize_values): New function.
11946 (threadedge_finalize_values): Likewise.
11947 * tree-ssa-dom.c (ssa_name_values): New global variable.
11948 (SSA_NAME_VALUE): Define.
11949 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11951 2009-04-28 Ira Rosen <irar@il.ibm.com>
11953 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11954 Use REPORT_VECTORIZED_LOCATIONS instead
11955 REPORT_VECTORIZED_LOOPS.
11956 * tree-vectorizer.c (vect_verbosity_level): Make static.
11957 (vect_loop_location): Rename to vect_location.
11958 (vect_set_verbosity_level): Update comment.
11959 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11961 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11962 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11963 instead REPORT_UNVECTORIZED_LOOPS.
11964 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11965 and vect_loop_def to vect_external_def and vect_internal_def.
11966 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11967 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11968 REPORT_UNVECTORIZED_LOCATIONS.
11969 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11970 and vect_used_in_loop and to vect_unused_in_scope and
11971 vect_used_in_scope.
11972 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11973 (vect_verbosity_level): Remove declaration.
11974 (vect_analyze_operations): Likewise.
11975 (vect_analyze_stmt): Declare.
11976 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11977 REPORT_UNVECTORIZED_LOCATIONS.
11978 (vect_get_loop_niters): Fix indentation.
11979 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11980 (vect_analyze_loop_operations): New function.
11981 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11982 vect_analyze_operations.
11983 (vect_is_simple_reduction): Use new names.
11984 (vectorizable_live_operation, vect_transform_loop): Likewise.
11985 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11986 to specify whether the data references can be a part of interleaving
11988 (vect_analyze_data_ref_dependence): Use new names.
11989 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11990 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11991 * tree-vect-patterns.c (widened_name_p): Use new names.
11992 (vect_recog_dot_prod_pattern): Likewise.
11993 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11994 (process_use, vect_mark_stmts_to_be_vectorized,
11995 vect_model_simple_cost, vect_model_store_cost,
11996 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11997 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11998 vectorizable_operation, vectorizable_type_demotion,
11999 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
12000 vectorizable_condition): Likewise.
12001 (vect_analyze_operations): Split into vect_analyze_loop_operations
12003 (vect_analyze_stmt): ... new function.
12004 (new_stmt_vec_info): Use new names.
12005 (vect_is_simple_use): Use new names and fix comment.
12006 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
12007 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
12009 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
12012 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
12013 and integer modes for x87 operands. Do not ICE for unsupported size,
12014 generate error instead. Generate error for unsupported operand types.
12015 ['z']: Do not handle HImode memory operands specially. Warning
12016 for floating-point operands. Fallthru to 'Z' for unsupported operand
12017 types. Do not ICE for unsupported size, generate error instead.
12018 (output_387_binary_op): Use %Z to output operands.
12019 (output_fp_compare): Ditto.
12020 (output_387_reg_move): Ditto.
12022 2009-04-28 Ben Elliston <bje@au.ibm.com>
12027 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12029 * builtins.c (c_strlen): Do not warn here.
12030 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12031 * c-common.c (pointer_int_sum): Take an explicit location.
12032 Warn about offsets out of bounds.
12033 * c-common.h (pointer_int_sum): Adjust declaration.
12035 2009-04-27 Ian Lance Taylor <iant@google.com>
12037 * collect2.c (is_ctor_dtor): Change type of ret field in struct
12039 * dce.c (run_fast_df_dce): Change type of old_flags to int.
12040 * df-core.c (df_set_flags): Change return type to int. Change
12041 type of old_flags to int.
12042 (df_clear_flags): Likewise.
12043 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
12044 (df_get_conditional_uses): Likewise.
12045 * df.h (df_set_flags, df_clear_flags): Update declarations.
12046 * dwarf2out.c (struct indirect_string_node): Change type of form
12047 field to enum dwarf_form.
12048 (AT_string_form): Change return type to enum dwarf_form.
12049 * fixed-value.c (fixed_compare): Add cast to enum type.
12050 * fwprop.c (update_df): Change 0 to VOIDmode.
12051 * gensupport.c: Change 0 to UNKNOWN.
12052 * gimple.h (gimple_cond_code): Add cast to enum type.
12053 * haifa-sched.c (reemit_notes): Add cast to enum type.
12054 * hooks.c (hook_int_void_no_regs): Remove function.
12055 * hooks.h (hook_int_void_no_regs): Remove declaration.
12056 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
12057 * predict.c (combine_predictions_for_insn): Add casts to enum type.
12058 * real.c (real_arithmetic): Add cast to enum type.
12059 (real_compare): Likewise.
12060 * target.h (struct gcc_target): Change return type of
12061 branch_target_register_class to enum reg_class.
12062 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
12063 default_branch_target_register_class.
12064 * targhooks.c (default_branch_target_register_class): New function.
12065 * targhooks.h (default_branch_target_register_class): Declare.
12066 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
12067 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
12069 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
12071 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
12072 vect_uninitialized_def. Change 0 to ERROR_MARK.
12073 * tree-vect-stmts.c (supportable_widening_operation): Don't
12074 initialize icode1 and icode2.
12075 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
12076 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
12078 (cmn_err_flag_specs): Change 0 to STD_C89.
12079 (cmn_err_char_table): Likewise.
12080 * config/arm/arm.c (get_arm_condition_code): Change type of code
12081 to enum arm_cond_code.
12082 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
12083 (IWMMXT_BUILTIN2): Likewise.
12084 (neon_builtin_type_bits): Don't define typedef.
12085 (neon_builtin_datum): Change type of bits field to int.
12086 (arm_expand_neon_args): Add cast to enum type.
12087 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
12089 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
12090 casts to enum type.
12091 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
12093 * config/mips/mips.md (jal_macro): Return enum constant.
12094 (single_insn): Likewise.
12095 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
12097 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12098 casts to enum type.
12099 * config/s390/s390.c (s390_tune_flags): Change type to int.
12100 (s390_arch_flags): Likewise.
12101 (s390_handle_arch_option): Change flags field of struct pta to int.
12102 * config/s390/s390.h (s390_tune_flags): Update declaration.
12103 (s390_arch_flags): Likewise.
12104 * config/sh/sh.c (prepare_move_operands): Compare
12105 tls_symbolic_operand result with enum constant.
12106 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
12107 (sh_expand_prologue): Add cast to enum type.
12108 (sh_expand_epilogue): Likewise.
12109 (tls_symbolic_operand): Change return type to enum tls_model.
12110 (fpscr_set_from_mem): Add cast to enum type.
12111 (legitimize_pic_address): Compare tls_symbolic_operand result with
12113 (sh_target_reg_class): Change return type to enum reg_class.
12114 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
12116 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
12117 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
12118 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
12119 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
12120 (delayed_branch, tls_call_delay): Likewise.
12121 (eligible_for_sibcall_delay): Likewise.
12122 (eligible_for_return_delay): Likewise.
12123 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
12124 (spu_expand_builtin_1): Likewise.
12126 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
12127 for all types of conversions.
12128 (output_init_element): Issue -Wc++-compat warning if needed when
12129 initializing a bitfield with enum type.
12130 * c-parser.c (c_parser_expression): Set original_type to
12131 original_type of right hand operand of comman operator.
12133 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12135 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
12137 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
12138 * doc/cpp.texi (Standard Predefined Macros)
12139 (Implementation-defined behavior): Likewise.
12140 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
12141 * doc/gimple.texi (GIMPLE Exception Handling)
12142 (@code{GIMPLE_ASSIGN}): Likewise.
12143 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
12144 * doc/invoke.texi (Warning Options, Optimize Options)
12145 (AVR Options, Darwin Options): Likewise.
12146 (Optimize Options): Reformulate -fwhole-program description.
12147 * doc/loop.texi (Lambda): Likewise.
12148 * doc/md.texi (Output Template, Define Constraints)
12149 (Standard Names, Insn Splitting): Likewise.
12150 * doc/options.texi (Option properties): Likewise.
12151 * doc/passes.texi (Tree-SSA passes): Likewise.
12152 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12153 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12154 (File Names and DBX): Likewise.
12155 * doc/trouble.texi (Incompatibilities): Likewise.
12157 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12159 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12160 instruction is correct.
12162 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12164 Allow non-constant arguments to conversion intrinsics.
12165 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12166 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12167 * spu.c (print_operand): Handle 'v' and 'w'.
12168 (exp2_immediate_p, spu_gen_exp2): Define.
12169 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12170 spu_convtf_1): Update parameter descriptions.
12171 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12172 * constraints.md ('v', 'w'): New.
12173 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12175 (i2f, I2F): New define_mode_attr.
12176 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12177 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12178 fixuns_truncv4sfv4si2): Update to use mode attribute.
12179 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12180 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12181 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12182 patterns for combine.
12184 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12186 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12187 (cprop, hoist, pre, store_motion): New debug counters.
12188 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12189 is not an RTL pass anymore.
12190 (pass_profiling): Remove extern decl for pass removed in 2005.
12191 (pass_gcse, pass_jump_bypass): Remove.
12192 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12193 to 0 for clean state.
12194 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12195 * cse.c (gate_handle_cse_after_global_opts,
12196 rest_of_handle_cse_after_global_opts): New functions.
12197 (pass_cse_after_global_opts): New pass, does local CSE.
12198 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12199 (TV_CPROP): New timevar.
12200 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12201 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12202 (gcse_main, recompute_all_luids): Remove.
12203 (compute_hash_table_work): Call max_reg_num instead of reading
12205 (cprop_jump): Don't set run_jump_opt_after_gcse.
12206 (constprop_register): Always allow to alter jumps.
12207 (cprop_insn): Likewise.
12208 (do_local_cprop): Likewise.
12209 (local_cprop_pass): Likewise. Return non-zero if something changed.
12210 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12211 (find_implicit_sets): Add note about missed optimization opportunity.
12212 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12213 pass_rtl_cprop execute function.
12214 Don't bother tracking the pass number, each pass gets its own dumpfile
12216 Always allow to alter jumpsand bypass jumps.
12217 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12218 will just find no suitable set.
12219 (pre_edge_insert): Fix dumping, this function is for PRE only.
12220 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12221 pass_rtl_pre execute function.
12222 (hoist_code): Return non-zero if something changed. Keep track of
12223 substitutions and insertions for statistics gathering similar to PRE.
12224 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12225 called from the pass_rtl_hoist execute function. Show pass statistics.
12226 (compute_store_table): Use max_reg_num directly instead of using the
12227 formerly global max_gcse_regno.
12228 (build_store_vectors): Likewise.
12229 (replace_store_insn): Fix dumping.
12230 (store_motion): Rename to ...
12231 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12232 pass, called from the pass_rtl_store_motion execute function. Keep
12233 track of substitutions and insertions for statistics gathering similar
12235 (bypass_jumps): Remove, fold interesting bits into ...
12236 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12237 from the pass_rtl_cprop execute function.
12238 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12239 pass_jump_bypass): Remove.
12240 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12241 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12242 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12243 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12244 (gate_rtl_store_motion, execute_rtl_store_motion,
12245 pass_rtl_store_motion): New.
12246 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12247 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12248 * passes.c (init_optimization_passes): Remove pass_gcse and
12249 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12250 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12251 instead of pass_jump_bypass.
12253 2009-04-27 Richard Guenther <rguenther@suse.de>
12255 PR middle-end/39928
12256 * gimplify.c (gimplify_expr): If we are required to create
12257 a temporary make sure it ends up as register.
12259 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12262 * config/i386/i386.c (construct_container): Don't call
12263 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12264 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12266 2009-04-27 Michael Matz <matz@suse.de>
12268 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12269 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12270 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12271 (dump_replaceable_exprs): Take a bitmap.
12272 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12274 (expand_gimple_basic_block): Likewise.
12275 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12276 replaceable_expressions member a bitmap.
12277 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12278 (mark_replaceable): Likewise.
12279 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12280 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12282 2009-04-27 Richard Guenther <rguenther@suse.de>
12284 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12285 (verify_stmts): Dispatch to gimple/type verification code.
12286 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12287 issue with call argument types.
12289 2009-04-27 Michael Matz <matz@suse.de>
12291 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12292 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12295 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12296 Eric Botcazou <ebotcazou@adacore.com>
12298 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12299 a label's basic block.
12300 (mark_target_live_regs): Tidy and rework obsolete comments.
12301 Change back DF problem to LIVE. If a label starts a basic block,
12302 assume that all registers that used to be live then still are.
12303 (init_resource_info): If a label starts a basic block, set its
12304 BLOCK_FOR_INSN accordingly.
12305 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12307 2009-04-27 Richard Guenther <rguenther@suse.de>
12309 * tree-flow-inline.h (function_ann): Remove.
12310 (get_function_ann): Likewise.
12311 * tree-dfa.c (create_function_ann): Remove.
12312 * tree-flow.h (struct static_var_ann_d): Remove.
12313 (struct function_ann_d): Likewise.
12314 (union tree_ann_d): Remove fdecl member.
12315 (function_ann_t): Remove.
12316 (function_ann, get_function_ann, create_function_ann): Remove
12319 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12321 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12323 2009-04-27 Jan Hubicka <jh@suse.cz>
12325 * ipa-pure-const.c (struct funct_state_d): New fields
12326 state_previously_known, looping_previously_known; remove
12327 state_set_in_source.
12328 (analyze_function): Use new fields.
12329 (propagate): Avoid assumption that state_set_in_source imply
12332 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12333 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12334 * cfgloop.h (finite_loop_p): Declare.
12336 2009-04-26 Michael Matz <matz@suse.de>
12338 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12340 2009-04-26 Michael Matz <matz@suse.de>
12342 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12343 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12344 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12345 pass_mark_used_blocks): Remove.
12346 * tree-optimize.c (pass_free_datastructures,
12347 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12348 * passes.c (init_optimization_passes): Don't call
12349 pass_mark_used_blocks, remove dead code.
12351 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12353 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12354 * tree-ssa-live.h (register_ssa_partition): Likewise.
12356 2009-04-26 Michael Matz <matz@suse.de>
12359 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12360 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12361 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12363 (compare_pairs): Swap cost comparison.
12364 (coalesce_ssa_name): Don't use change_partition_var.
12365 * tree-nrv.c (struct nrv_data): Add modified member.
12366 (finalize_nrv_r): Set it.
12367 (tree_nrv): Use it to update statements.
12368 (pass_nrv): Require PROP_ssa.
12369 * tree-mudflap.c (mf_decl_cache_locals,
12370 mf_build_check_statement_for): Use make_rename_temp.
12371 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12372 * alias.c (find_base_decl): Handle SSA names.
12373 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12374 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12375 * rtl.h (set_reg_attrs_for_parm): Declare.
12376 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12377 to "optimized", remove unused locals at finish.
12378 (execute_free_datastructures): Make global, call
12379 delete_tree_cfg_annotations.
12380 (execute_free_cfg_annotations): Don't call
12381 delete_tree_cfg_annotations.
12383 * ssaexpand.h: New file.
12384 * expr.c (toplevel): Include ssaexpand.h.
12385 (expand_assignment): Handle SSA names the same as register variables.
12386 (expand_expr_real_1): Expand SSA names.
12387 * cfgexpand.c (toplevel): Include ssaexpand.h.
12388 (SA): New global variable.
12389 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12390 (SSAVAR): New macro.
12391 (set_rtl): New helper function.
12392 (add_stack_var): Deal with SSA names, use set_rtl.
12393 (expand_one_stack_var_at): Likewise.
12394 (expand_one_stack_var): Deal with SSA names.
12395 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12396 before unique numbers.
12397 (expand_stack_vars): Use set_rtl.
12398 (expand_one_var): Accept SSA names, add asserts for them, feed them
12399 to above subroutines.
12400 (expand_used_vars): Expand all partitions (without default defs),
12401 then only the local decls (ignoring those expanded already).
12402 (expand_gimple_cond): Remove edges when jumpif() expands an
12403 unconditional jump.
12404 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12405 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12407 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12408 members of SA; deal with PARM_DECL partitions here; expand
12409 all PHI nodes, free tree datastructures and SA. Commit instructions
12410 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12411 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12412 info and statements at start, collect garbage at finish.
12413 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12414 (VAR_ANN_PARTITION) Remove.
12415 (change_partition_var): Don't declare.
12416 (partition_to_var): Always return SSA names.
12417 (var_to_partition): Only accept SSA names.
12418 (register_ssa_partition): Only check argument.
12419 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12421 (delete_var_map): Don't free it.
12422 (var_union): Only accept SSA names, simplify.
12423 (partition_view_init): Mark only useful SSA names as used.
12424 (partition_view_fini): Only deal with SSA names.
12425 (change_partition_var): Remove.
12426 (dump_var_map): Use ssa_name instead of partition_to_var member.
12427 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12429 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12430 (struct _elim_graph): New member const_dests; nodes member vector of
12432 (set_location_for_edge): New static helper.
12433 (create_temp): Remove.
12434 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12435 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12436 (new_elim_graph): Allocate const_dests member.
12437 (clean_elim_graph): Truncate const_dests member.
12438 (delete_elim_graph): Free const_dests member.
12439 (elim_graph_size): Adapt to new type of nodes member.
12440 (elim_graph_add_node): Likewise.
12441 (eliminate_name): Likewise.
12442 (eliminate_build): Don't take basic block argument, deal only with
12443 partition numbers, not variables.
12444 (get_temp_reg): New static helper.
12445 (elim_create): Use it, deal with RTL temporaries instead of trees.
12446 (eliminate_phi): Adjust all calls to new signature.
12447 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12448 (rewrite_trees): Only do checking.
12449 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12450 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12451 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12452 contains_tree_r, MAX_STMTS_IN_LATCH,
12453 process_single_block_loop_latch, analyze_edges_for_bb,
12454 perform_edge_inserts): Remove.
12455 (expand_phi_nodes): New global function.
12456 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12457 functions, initialize new parameter, remember partitions having a
12459 (finish_out_of_ssa): New global function.
12460 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12461 don't reset in_ssa_p here, don't disable TER when mudflap.
12462 (pass_del_ssa): Remove.
12463 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12465 (execute_free_datastructures): Declare.
12466 * Makefile.in (SSAEXPAND_H): New variable.
12467 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12468 * basic-block.h (commit_one_edge_insertion): Declare.
12469 * passes.c (init_optimization_passes): Move pass_nrv and
12470 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12471 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12472 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12473 (redirect_branch_edge): Deal with super block when expanding, split
12474 out jump patching itself into ...
12475 (patch_jump_insn): ... here, new static helper.
12477 2009-04-26 Michael Matz <matz@suse.de>
12479 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12480 beyond num_ssa_names.
12481 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12482 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12484 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12486 PR inline-asm/39543
12487 * fwprop.c (forward_propagate_asm): New function.
12488 (forward_propagate_and_simplify): Propagate also into __asm, if it
12489 doesn't increase the number of referenced registers.
12492 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12494 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12496 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12497 note_nonlocal_vla_type for nonlocal VLAs.
12498 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12499 contains_remapped_vars, remap_vla_decls): New functions.
12500 (convert_nonlocal_reference_stmt): If not optimizing, call
12501 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12502 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12503 if it wasn't found in var_map.
12504 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12505 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12506 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12508 * gimplify.c (nonlocal_vlas): New variable.
12509 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12511 (gimplify_body): Create and destroy nonlocal_vlas.
12513 * dwarf2out.c (loc_descr_plus_const): New function.
12514 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12515 mem_loc_descriptor, loc_descriptor_from_tree_1,
12516 descr_info_loc, gen_variable_die): Use it.
12518 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12519 !TREE_STATIC VAR_DECLs.
12520 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12521 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12522 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12523 DECL_BY_REFERENCE is valid.
12524 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12525 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12526 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12527 Copy DECL_BY_REFERENCE.
12528 (struct nesting_copy_body_data): New type.
12529 (nesting_copy_decl): New function.
12530 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12531 if they have variable length.
12533 2009-04-26 Michael Matz <matz@suse.de>
12535 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12536 mark new temporaries for renaming.
12538 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12541 * c-decl.c (global_bindings_p): Return negative value.
12542 (c_variable_size): New. Based on variable_size from
12544 (grokdeclarator): Call c_variable_size not variable_size.
12546 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12548 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12550 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12552 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12553 Redefine it to just use mingw/include.
12554 (ASM_SPEC): Rules for -m32 and -m64.
12555 (LINK_SPEC): Use Likewise.
12556 (SPEC_32): New define.
12557 (SPEC_64): Likewise.
12558 (SUB_LINK_SPEC): Likewise.
12559 (MULTILIB_DEFAULTS): New define.
12560 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12561 Add multilib options.
12562 (MULTILIB_DIRNAMES): Likewise.
12563 (MULTILIB_OSDIRNAMES): Likewise.
12564 (LIBGCC): Likewise.
12565 (INSTALL_LIBGCC): Likewise.
12567 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12570 * c-tree.h (enum c_inline_static_type): New.
12571 (record_inline_static): Declare.
12572 * c-decl.c (struct c_inline_static, c_inline_statics,
12573 record_inline_static, check_inline_statics): New.
12574 (pop_file_scope): Call check_inline_statics.
12575 (start_decl): Call record_inline_static instead of pedwarning
12576 directly for static in inline function.
12577 * c-typeck.c (build_external_ref): Call record_inline_static
12578 instead of pedwarning directly for static referenced in inline
12581 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12583 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12584 not new but only being rescanned.
12585 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12586 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12587 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12588 record_set_info, compute_set, grealloc): Remove.
12589 (recompute_all_luids): New function.
12590 (gcse_main): Don't compute sets, and don't do related memory
12591 allocations/free-ing. If something changed before the end of the
12592 pass, update LUIDs using recompute_all_luids.
12593 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12594 (free_gcse_mem): Don't free it either.
12595 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12596 Use the df insn LUIDs.
12597 (load_killed_in_block): Likewise.
12598 (compute_hash_table_work): Don't compute reg_set_in_block.
12599 (compute_transp): Use DF_REG_DEF_CHAINs.
12600 (local_cprop_pass): Don't use compute_sets and related functions.
12601 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12602 Use get_max_uid() instead of max_cuid.
12603 (insert_insn_end_basic_block, pre_insert_copy_insn,
12604 update_ld_motion_stores): Don't try to
12605 keep reg_set tables up to date.
12606 (pre_insert_copies): Use df insn LUIDs.
12607 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12608 (reg_set_info): Don't use extra bitmap argument.
12609 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12610 information to compute regs_set_in_block.
12611 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12612 (bypass_jumps): Don't use compute_sets and friends.
12614 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12617 * opts.c (undocumented_msg): Do not leave blank even with
12620 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12622 * c-decl.c (build_enumerator): Allow values folding to integer
12623 constants but not integer constant expressions with a pedwarn if
12626 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12629 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12630 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12631 type is an integer constant.
12633 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12636 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12639 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12642 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12643 with variably modified return type and no storage class
12644 specifiers, except for the case of nested functions. Distinguish
12645 extern declarations of functions with variably modified return
12646 types from those of objects with variably modified types.
12648 2009-04-25 Jan Hubicka <jh@suse.cz>
12650 * tree.c (list_equal_p): New function.
12651 * tree.h (list_equal_p): Declare.
12652 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12653 basic_block_def, basic_block, const_basic_block): New.
12654 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12655 (redirect_eh_edge): New function.
12656 (make_eh_edge_update_phi): EH edges are not abnormal.
12657 * except.c: Include tree-flow.h.
12658 (list_match): New function.
12659 (eh_region_replaceable_by_p): New function.
12660 (replace_region): New function.
12661 (hash_type_list): New function.
12662 (hash_eh_region): New function.
12663 (eh_regions_equal_p): New function.
12664 (merge_peers): New function.
12665 (remove_unreachable_regions): Verify EH tree when checking;
12667 (copy_eh_region_1): New function.
12668 (copy_eh_region): New function.
12669 (push_reachable_handler): New function.
12670 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12671 regions without label but with live RESX.
12672 * except.h (redirect_eh_edge_to_label): New.
12673 * tree-flow.h (redirect_eh_edge): New.
12674 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12675 basic_block_def, basic_block, const_basic_block): Remove.
12676 * Makefile.in (except.o): Add dependency on tree-flow.h
12677 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12678 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12681 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12684 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12685 on the destination of memcpy.
12687 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12689 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12690 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12691 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12693 2009-04-25 Jan Hubicka <jh@suse.cz>
12695 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12696 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12697 to be reached by different label than left.
12698 (update_eh_edges): Update comment; remove edge_to_remove if possible
12699 and return true if suceeded.
12700 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12701 (cleanup_eh): Compute sharing map.
12702 * except.c (remove_eh_handler_and_replace): Add argument if we should
12704 (remove_unreachable_regions): Update for label sharing.
12705 (label_to_region_map): Likewise.
12706 (get_next_region_sharing_label): New function.
12707 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12709 (remove_eh_handler): Update.
12710 (remove_eh_region_and_replace_by_outer_of): New function.
12711 * except.h (struct eh_region): Add next_region_sharing_label.
12712 (remove_eh_region_and_replace_by_outer_of,
12713 get_next_region_sharing_label): Declare.
12714 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12716 2009-04-25 Jan Hubicka <jh@suse.cz>
12718 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12719 insert code even if they are not critical.
12721 2009-04-25 Jan Hubicka <jh@suse.cz>
12723 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12724 (gimple_can_remove_branch_p): EH edges won't remove branch by
12726 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12727 updating of non-abnormal EH edges.
12728 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12729 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12730 (split_critical_edges): Split also edges where emitting code on them
12731 will lead to splitting later.
12733 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12734 H.J. Lu <hongjiu.lu@intel.com>
12737 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12738 the configured assembler supports fildq and fistpq mnemonics.
12739 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12740 * configure: Regenerated.
12741 * config.in: Ditto.
12743 * config/i386/i386.c (print_operand): Handle 'Z'.
12744 ['z']: Remove handling of special fild/fist suffixes.
12745 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12746 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12747 suffix of fild insn.
12748 (*floatsi<mode>2_vector_mixed): Ditto.
12749 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12750 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12751 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12752 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12753 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12755 2009-04-25 Ben Elliston <bje@au.ibm.com>
12757 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12758 the source of a set operation.
12760 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12762 * target.h (struct gcc_target): Add case_values_threshold field.
12763 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12764 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12765 * targhooks.c (default_case_values_threshold): New function.
12766 * targhooks.h (default_case_values_threshold): Declare function.
12767 * stmt.c (expand_case): Use case_values_threshold target hook.
12768 * expr.h (case_values_threshold): Remove declartation.
12769 * expr.c (case_values_threshold): Remove function.
12770 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12772 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12773 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12774 (avr_case_values_threshold): Declare as static.
12775 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12777 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12778 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12779 (mn10300_case_values_threshold): New function.
12781 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12783 * ira.c (setup_cover_and_important_classes): Add enum cast.
12785 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12787 * genpreds.c (write_enum_constraint_num): Output definition of
12788 CONSTRAINT_NUM_DEFINED_P macro.
12789 * ira.c (setup_cover_and_important_classes): Use
12790 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12792 2009-04-24 DJ Delorie <dj@redhat.com>
12794 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12795 __SH2A_SINGLE_ONLY__ also.
12797 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12799 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12800 (movdf_internal): Ditto.
12801 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12802 SFmode and DFmode constants.
12803 (ia64_print_operand): Add 'G' format for printing
12804 floating point constants.
12806 2009-04-24 Richard Guenther <rguenther@suse.de>
12808 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12809 from unsigned additions.
12811 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12813 * c-typeck.c (set_init_index): Allow array designators that are
12814 not integer constant expressions with a pedwarn if pedantic.
12816 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12818 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12819 zero if no overlap in nonzero bits between the operands.
12821 2009-04-24 Ian Lance Taylor <iant@google.com>
12823 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12824 (record_dead_and_set_regs): Likewise.
12825 * df.h (struct df_mw_hardreg): Change flags field to int.
12826 (struct df_base_ref): Likewise.
12827 (struct df): Change changeable_flags field to int.
12828 * df-scan.c (df_defs_record): Change clobber_flags to int.
12829 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12830 constants rather than #define macros.
12831 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12832 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12833 (enum dwarf_calling_convention): Likewise.
12834 (enum dwarf_line_number_x_ops): Likewise.
12835 (enum dwarf_call_frame_info): Likewise.
12836 (enum dwarf_source_language): Likewise.
12837 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12838 (add_calling_convention_attribute): Likewise.
12839 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12840 (combine_comparisons): Change compcode to int. Add cast to enum type.
12841 * genrecog.c (maybe_both_true_2): Change c to int.
12842 (write_switch): Likewise. Add cast to enum type.
12843 * gimplify.c (gimplify_omp_for): Handle return values from
12844 gimplify_expr using MIN rather than bitwise or.
12845 (gimplify_expr): Add cast to enum type.
12846 * ipa-prop.c (update_jump_functions_after_inlining): Change
12847 IPA_BOTTOM to IPA_JF_UNKNOWN.
12848 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12849 Add casts to enum type.
12850 (setup_cover_and_important_classes): Change cl to int. Add casts
12852 (setup_class_translate): Change cl and mode to int.
12853 (ira_init_once): Change mode to int.
12854 (free_register_move_costs): Likewise.
12855 (setup_prohibited_mode_move_regs): Add casts to enum type.
12856 * langhooks.c (add_builtin_function_common): Rework assertion that
12857 value fits bitfield.
12858 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12859 * omega.c (omega_do_elimination): Avoid math on enum types.
12860 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12861 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12862 int local to handle integral_argment value.
12863 * regmove.c (try_auto_increment): Change PUT_MODE to
12865 * reload.c (push_secondary_reload): Add casts to enum type.
12866 (secondary_reload_class, find_valid_class): Likewise.
12867 * reload1.c (emit_input_reload_insns): Likewise.
12868 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12869 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12870 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12872 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12873 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12875 (expand_complex_libcall): Add casts to enum type.
12876 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12877 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12878 with ERROR_MARK, not NUM_TREE_CODES.
12879 (vect_create_epilog_for_reduction): Likewise.
12880 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12881 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12882 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12884 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12885 vect_unused_in_loop. Change 0 to loop_vect.
12886 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12887 * var-tracking.c (get_init_value): Change return type to enum
12889 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12890 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12892 (arm_override_options): Add casts to enum type.
12893 (arm_emit_tls_decoration): Likewise.
12894 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12896 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12897 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12898 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12900 * config/s390/s390.c (code_for_builtin_64): Change to array of
12902 (code_for_builtin_31): Likewise.
12903 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12905 * config/sparc/sparc.c (sparc_override_options): Change value
12906 field in struct code_model to enum cmodel. In initializer change
12907 0 to NULL and add cast to enum type.
12909 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12910 Change all callers. Issue a -Wc++-compat warning using
12911 lhs_origtype if necessary.
12912 (convert_for_assignment): Issue -Wc++-compat warnings about
12913 invalid conversions to enum type on assignment.
12914 * c-common.h (build_modify_expr): Update declaration.
12916 2009-04-24 Nick Clifton <nickc@redhat.com>
12918 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12919 (function_arg_advance): Likewise.
12920 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12923 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12925 * config/s390/constraints.md ('I', 'J'): Fix condition.
12927 2009-04-24 Diego Novillo <dnovillo@google.com>
12929 * gengtype-parse.c (parse_error): Add newline after message.
12931 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12933 * config/i386/sse.md (avxmodesuffixs): Removed.
12934 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12935 (*avx_pinsr<ssevecsize>): This.
12937 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12939 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12940 follow chains of regs with a single definition, and allow expressions
12941 that are function_invariant_p.
12942 (simple_rhs_p): Allow expressions that are function_invariant_p.
12944 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12946 PR middle-end/39867
12947 * fold-const.c (fold_cond_expr_with_comparison): When folding
12948 > and >= to MAX, make sure the MAX uses the same type as the
12949 comparison's operands.
12951 2009-04-24 Nick Clifton <nickc@redhat.com>
12953 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12954 addressing for DImode accesses.
12955 (frv_print_operand_address): Handle PLUS case.
12956 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12958 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12960 PR rtl-optimization/39794
12961 * alias.c (canon_true_dependence): Add x_addr argument.
12962 * rtl.h (canon_true_dependence): Adjust prototype.
12963 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12964 * cselib.c (cselib_invalidate_mem): Likewise.
12965 * gcse.c (compute_transp): Likewise.
12966 * dse.c (scan_reads_nospill): Likewise.
12967 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12968 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12969 canon_base_addr of the group, plus optional offset.
12970 (struct group_info): Rename canon_base_mem to
12972 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12973 canon_rtx of base_mem.
12975 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12977 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12978 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12980 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12982 * config/spu/spu-builtins.h: Delete file.
12984 * config/spu/spu.h (enum spu_builtin_type): Move here from
12986 (struct spu_builtin_description): Likewise. Add GTY marker.
12987 Do not use enum spu_function_code or enum insn_code.
12988 (spu_builtins): Add extern declaration.
12990 * config/spu/spu.c: Do not include "spu-builtins.h".
12991 (enum spu_function_code, enum spu_builtin_type_index,
12992 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12993 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12994 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12995 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12996 (spu_builtin_types): Make static. Add GTY marker.
12997 (spu_builtins): Add extern declaration with GTY marker.
12998 Include "gt-spu.h".
13000 * config/spu/spu-c.c: Do not include "spu-builtins.h".
13001 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
13002 Check programmatically whether all parameters are scalar.
13004 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
13006 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
13008 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
13009 assignment from the constructor either if the target is volatile.
13011 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
13013 * config/arm/arm.md (insv): Do not share operands[0].
13015 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
13017 * config/vxlib-tls.c (active_tls_threads): Delete.
13018 (delete_hook_installed): New.
13019 (tls_delete_hook): Don't delete the delete hook.
13020 (tls_destructor): Delete it here.
13021 (__gthread_set_specific): Adjust installing the delete hook.
13022 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
13023 __gthread_leave_tsd_dtor_context.
13025 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
13027 * c-format.c (gcc_tdiag_char_table): Add support for %E.
13029 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
13031 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
13033 (alpha_rtx_costs): Ditto.
13034 (emit_unlikely_jump): Use add_reg_note.
13035 (emit_frame_store_1): Ditto.
13036 (alpha_expand_prologue): Ditto.
13037 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13038 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
13040 2009-04-23 Nick Clifton <nickc@redhat.com>
13042 * config/v850/v850.md (epilogue): Remove suppressed code.
13043 (return): Rename to return_simple and remove test of frame size.
13044 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
13045 to gen_return_simple.
13047 2009-04-22 Jing Yu <jingyu@google.com>
13050 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
13052 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13055 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
13056 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
13057 value is a VECTOR_CST, the element type is the element type of the
13060 2009-04-22 DJ Delorie <dj@redhat.com>
13062 * config/m32c/m32c.h: Update GTY annotations to new syntax.
13064 2009-04-22 Jakub Jelinek <jakub@redhat.com>
13066 * alias.c (find_base_term): Move around LO_SUM case, so that
13067 CONST falls through into PLUS/MINUS handling.
13070 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
13071 into 0, use omit_one_operand.
13073 2009-04-23 Ben Elliston <bje@au.ibm.com>
13075 * config/rs6000/linux-unwind.h (get_regs): Remove type
13076 puns. Change the type of `pc' to an array of unsigned ints and
13077 update all users. Constify frame24.
13079 2009-04-22 DJ Delorie <dj@redhat.com>
13081 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
13082 declarations before code.
13083 (current_function_special_page_vector): Likewise.
13084 (m32c_expand_insv): Silence a warning.
13086 2009-04-21 Taras Glek <tglek@mozilla.com>
13088 * alias.c: Update GTY annotations to new syntax.
13089 * basic-block.h: Likewise.
13090 * bitmap.h: Likewise.
13091 * c-common.h: Likewise.
13092 * c-decl.c: Likewise.
13093 * c-parser.c: Likewise.
13094 * c-pragma.c: Likewise.
13095 * c-tree.h: Likewise.
13096 * cfgloop.h: Likewise.
13097 * cgraph.h: Likewise.
13098 * config/alpha/alpha.c: Likewise.
13099 * config/arm/arm.h: Likewise.
13100 * config/avr/avr.h: Likewise.
13101 * config/bfin/bfin.c: Likewise.
13102 * config/cris/cris.c: Likewise.
13103 * config/darwin.c: Likewise.
13104 * config/frv/frv.c: Likewise.
13105 * config/i386/i386.c: Likewise.
13106 * config/i386/i386.h: Likewise.
13107 * config/i386/winnt.c: Likewise.
13108 * config/ia64/ia64.h: Likewise.
13109 * config/iq2000/iq2000.c: Likewise.
13110 * config/mips/mips.c: Likewise.
13111 * config/mmix/mmix.h: Likewise.
13112 * config/pa/pa.c: Likewise.
13113 * config/pa/pa.h: Likewise.
13114 * config/rs6000/rs6000.c: Likewise.
13115 * config/s390/s390.c: Likewise.
13116 * config/sparc/sparc.c: Likewise.
13117 * config/xtensa/xtensa.c: Likewise.
13118 * cselib.h: Likewise.
13119 * dbxout.c: Likewise.
13120 * dwarf2out.c: Likewise.
13121 * except.c: Likewise.
13122 * except.h: Likewise.
13123 * fixed-value.h: Likewise.
13124 * function.c: Likewise.
13125 * function.h: Likewise.
13126 * gimple.h: Likewise.
13127 * integrate.c: Likewise.
13128 * optabs.c: Likewise.
13129 * output.h: Likewise.
13130 * real.h: Likewise.
13132 * stringpool.c: Likewise.
13133 * tree-data-ref.c: Likewise.
13134 * tree-flow.h: Likewise.
13135 * tree-scalar-evolution.c: Likewise.
13136 * tree-ssa-address.c: Likewise.
13137 * tree-ssa-alias.h: Likewise.
13138 * tree-ssa-operands.h: Likewise.
13139 * tree.c: Likewise.
13140 * tree.h: Likewise.
13141 * varasm.c: Likewise.
13142 * varray.h: Likewise.
13144 * coretypes.h: Do not define GTY macro if it is already defined.
13145 * doc/gty.texi: Update GTY documentation to new syntax.
13146 * gengtype-lex.l: Enforce attribute-like syntax for GTY
13147 annotations on structs.
13148 * gengtype-parse.c: Likewise.
13150 2009-04-22 Mark Heffernan <meheff@google.com>
13152 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13154 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13156 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13159 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13161 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13162 the same as a PLUS without a shift. Increase the cost of a
13165 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13167 * Makefile.in: Update dependencies.
13168 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13169 * errors.h: Remove bogus comment about compatibility.
13170 (warning): Update declaration.
13171 * genautomata.c: Update all calls to warning.
13172 * gimple.c: Do not include errors.h. Include toplev.h.
13173 * tree-ssa-structalias.c: Do not include errors.h.
13174 * omega.c: Likewise.
13175 * tree-ssa-reassoc.c: Likewise.
13176 * config/spu/spu-c.c: Likewise.
13177 * config/spu/t-spu-elf: Update dependencies.
13179 2009-04-22 Richard Guenther <rguenther@suse.de>
13181 PR tree-optimization/39824
13182 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13183 make sure the types are compatible.
13185 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13188 * c-common.c (c_parse_error): Take a token_flags parameter.
13189 Use token_type for the token type instead.
13190 Pass token_flags to cpp_type2name.
13191 * c-common.h (c_parse_error): Update declaration.
13192 * c-parser.c (c_parser_error): Pass 0 as token flags.
13194 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13196 PR rtl-optimization/39580
13197 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13199 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13201 * function.c (expand_function_end): Do not emit a jump to the "naked"
13202 return label for fall-through returns.
13203 * except.c (sjlj_emit_function_exit): Always place the call to the
13204 unregister function at the location installed by expand_function_end.
13206 2009-04-22 Richard Guenther <rguenther@suse.de>
13208 PR tree-optimization/39845
13209 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13210 (gen_inbound_check): Likewise.
13212 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13214 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13216 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13217 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13219 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13221 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13222 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13223 shift counts to avoid out-of-bounds array accesses.
13225 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13227 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13228 (Pmode): Move above.
13230 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13232 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13233 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13234 GET_CODE macro. Use IN_RANGE macro where appropriate.
13235 * config/alpha/alpha.h: Ditto.
13236 * config/alpha/alpha.md: Ditto.
13237 * config/alpha/constraints.md: Ditto.
13238 * config/alpha/predicates.md: Ditto.
13240 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13242 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13243 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13244 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13245 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13246 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13247 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13248 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13249 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13250 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13251 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13252 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13253 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13254 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13255 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13256 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13257 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13258 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13259 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13260 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13261 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13262 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13263 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13264 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13265 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13266 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13267 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13268 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13270 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13272 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13273 references from comments.
13274 * cfgbuild.c: (count_basic_blocks): Delete.
13275 (find_basic_blocks_1): Delete.
13276 (find_basic_blocks): Delete.
13277 * except.c (finish_eh_generation): Make static. Move comment from
13278 except.h here. Remove find_basic_blocks references from comments.
13279 * except.h (finish_eh_generation): Delete.
13280 * basic-block.h (find_basic_blocks): Delete.
13281 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13283 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13285 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13286 (sdbout_parms): Likewise.
13288 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13290 * config/sh/sh.c (prepare_cbranch_operands): Use
13291 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13292 (expand_cbranchdi4): Likewise.
13293 (from_compare): Add cast to enum type.
13294 (expand_cbranchsi4): Use add_reg_note.
13295 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13296 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13297 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13298 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13299 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13300 instead of CODE_FOR_nothing.
13301 (cbranchdi4): Likewise. Fix the order of arguments for
13303 (push_fpscr): Use add_reg_note.
13304 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13305 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13307 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13309 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13310 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13311 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13312 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13313 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13314 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13315 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13316 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13317 config/alpha/x-vms, config/arc/t-arc,
13318 config/arm/README-interworking, config/arm/arm-c.c,
13319 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13320 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13321 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13322 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13323 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13324 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13325 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13326 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13327 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13328 config/cris/t-elfmulti, config/crx/t-crx,
13329 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13330 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13331 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13332 config/h8300/t-h8300, config/i386/athlon.md,
13333 config/i386/darwin-libgcc.10.4.ver,
13334 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13335 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13336 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13337 config/i386/t-linux64, config/i386/t-nwld,
13338 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13339 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13340 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13341 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13342 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13343 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13344 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13345 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13346 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13347 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13348 config/m68k/t-uclinux, config/mcore/t-mcore,
13349 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13350 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13351 config/mips/crtn.asm, config/mips/irix-crti.asm,
13352 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13353 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13354 config/mips/mips-fixed.md, config/mips/sb1.md,
13355 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13356 config/mips/t-iris6, config/mips/t-isa3264,
13357 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13358 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13359 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13360 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13361 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13362 config/mn10300/t-linux, config/mn10300/t-mn10300,
13363 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13364 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13365 config/picochip/libgccExtras/clzsi2.asm,
13366 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13367 config/rs6000/darwin-libgcc.10.4.ver,
13368 config/rs6000/darwin-libgcc.10.5.ver,
13369 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13370 config/rs6000/t-aix43, config/rs6000/t-aix52,
13371 config/rs6000/t-darwin, config/rs6000/t-fprules,
13372 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13373 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13374 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13375 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13376 config/rs6000/t-rtems, config/rs6000/t-spe,
13377 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13378 config/score/t-score-elf, config/sh/divcost-analysis,
13379 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13380 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13381 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13382 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13383 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13384 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13385 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13386 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13387 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13388 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13389 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13390 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13391 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13392 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13393 * config/h8300/genmova.sh: Include copyright and license notices
13394 in generated output.
13395 * config/h8300/mova.md: Regenerate.
13396 * doc/install.texi2html: Include word "Copyright" in copyright
13397 notice and use name "Free Software Foundation, Inc.".
13398 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13399 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13400 ChangeLog-2007, ChangeLog-2008: Correct dates.
13402 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13404 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13405 NE_EXPR operations as well.
13406 * c-parser.c (c_parser_condition): Do not set location information on
13408 (c_parser_conditional_expression): Likewise.
13409 (c_parser_binary_expression): Set location information on operators.
13410 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13411 TRUTH_NOT_EXPR has been folded.
13412 * fold-const.c (fold_truth_not_expr): Copy location information from
13413 the incoming expression to the outgoing one.
13414 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13415 recursive calls on the LHS of the operator but pass that of the
13416 operator to recursive calls on the RHS of the operator. Set it
13418 (shortcut_cond_expr): Set the locus of the operator on the second
13419 COND_EXPR and that of the expression on the first in degenerate cases.
13420 Pass the locus of the expression to calls to shortcut_cond_r.
13421 Set the locus of the 'then' block on the associated jump, if any.
13422 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13423 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13424 expression to call to gimplify_boolean_expr.
13426 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13428 * config.gcc: Add additional configuration for
13429 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13430 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13431 (CPP_SPEC): Redefine for allowing -municode option.
13432 (STARTFILE_SPEC): Likewise.
13433 * config/i386/t-mingw-w64: New.
13434 * config/i386/mingw-w64.opt: New.
13435 (municode): Add new target option.
13436 * doc/invoke.texi (municode): Add documentation for new option.
13438 2009-04-21 Ian Lance Taylor <iant@google.com>
13440 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13441 Correct test for number of arguments.
13442 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13444 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13446 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13447 argument of emit_library_call.
13449 2009-04-21 Richard Guenther <rguenther@suse.de>
13451 PR middle-end/39829
13452 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13453 inside VIEW_CONVERT_EXPRs.
13455 2009-04-21 Martin Jambor <mjambor@suse.cz>
13457 * tree-switch-conversion.c (build_constructors): Split a long line.
13458 (constructor_contains_same_values_p): New function.
13459 (build_one_array): Create assigns of constants if possible, do not
13460 call mark_sym_for_renaming, call update_stmt.
13461 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13462 make_rename_temp. Do not call mark_symbols_for_renaming, call
13464 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13465 find_new_referenced_vars, call update_stmt.
13466 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13467 instead of calling make_rename_temp. Do not call
13468 find_new_referenced_vars or mark_symbols_for_renaming, call
13471 2009-04-21 Richard Guenther <rguenther@suse.de>
13473 PR tree-optimization/39827
13474 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13475 (tree_ssa_phiprop): Pass the correct array size.
13477 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13479 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13481 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13484 * c-typeck.c (lvalue_p): Move declaration ...
13485 * c-common.h (lvalue_p): ... to here.
13486 * c-common.c (candidate_equal_p): New.
13487 (add_tlist): Use it.
13488 (merge_tlist): Use it.
13489 (warn_for_collisions_1): Likewise.
13490 (warning_candidate_p): Accept more candidates.
13491 (verify_tree): A warning candidate can be an expression. Use
13494 2009-04-21 Ben Elliston <bje@au.ibm.com>
13497 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13498 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13499 options. Remove -mcall-solaris documentation.
13501 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13504 * doc/invoke.texi (-Wlong-long): Update description.
13505 * c-lex (interpret_integer): Only warn if there was no previous
13506 overflow and -Wlong-long is enabled.
13507 * c-decl.c (declspecs_add_type): Drop redundant flags.
13508 * c.opt (Wlong-long): Init to -1.
13509 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13510 and front-end warn_long_long. Wlong-long only depends on other
13511 flags if it is uninitialized.
13512 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13513 the same for CPP and FE.
13514 (restore_extension_diagnostics): Likewise.
13516 2009-04-20 Ian Lance Taylor <iant@google.com>
13518 Fix enum conversions which are invalid in C++:
13519 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13520 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13521 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13522 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13523 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13524 (dbxout_parms): Likewise.
13525 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13526 (df_clear_flags): Likewise.
13527 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13528 top_flag parameter to int.
13529 (df_chain_create_bb_process_use): Likewise.
13530 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13532 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13533 (df_ref_create_structure, df_def_record_1): Likewise.
13534 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13535 (df_notes_rescan): Change 0 to VOIDmode in function call.
13536 (df_get_call_refs, df_insn_refs_collect): Likewise.
13537 (df_bb_regs_collect): Likewise.
13538 (df_entry_block_defs_collect): Likewise.
13539 (df_exit_block_uses_collect): Likewise.
13540 * df.h: Update declarations.
13541 * double-int.c (double_int_divmod): Add cast to enum type.
13542 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13543 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13544 (based_loc_descr): Likewise.
13545 (loc_descriptor_from_tree_1): Change first_op and second_op to
13546 enum dwarf_location_atom. Add cast to enum type.
13547 * expmed.c (init_expmed): Change 0 to SET in function call.
13548 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13549 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13550 (do_store_flag): Likewise.
13551 * fixed-value.h (struct fixed_value): Change mode to enum
13553 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13554 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13556 (insert_insn_decl, insert_decl, insert_state): Likewise.
13557 (automata_list_finish): Likewise.
13558 * genrecog.c (process_define_predicate): Add cast to enum type.
13559 * gensupport.c (init_predicate_table): Add cast to enum type.
13560 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13562 (gimple_build_call_1, gimple_build_label): Likewise.
13563 (gimple_build_goto, gimple_build_asm_1): Likewise.
13564 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13565 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13566 (enum fallback): Rename from enum fallback_t.
13567 (fallback_t): Typedef as int.
13568 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13569 GSI_SAME_STMT in function call.
13570 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13572 (setup_reg_class_relations): Likewise.
13573 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13574 (setup_prohibited_class_mode_regs): Add cast to enum type.
13575 (setup_prohibited_mode_move_regs): Likewise.
13576 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13577 (record_address_regs): Change i to enum reg_class.
13578 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13579 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13580 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13581 (GET_MODE_2XWIDER_MODE): Likewise.
13582 (GET_CLASS_NARROWEST_MODE): Likewise.
13583 * omp-low.c (expand_omp_for): Add cast to enum type.
13584 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13585 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13586 * postreload.c (reload_cse_simplify_operands): Change rclass local
13588 * predict.c (combine_predictions_for_insn): Change best_predictor
13589 and predictor to enum br_predictor.
13590 (combine_predictions_for_bb): Likewise.
13591 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13592 use SET_PREDICT_EXPR_OUTCOME.
13593 * real.c (real_arithmetic): Change icode to code in function call.
13594 * reginfo.c (init_move_cost): Add casts to enum type.
13595 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13596 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13598 * reload.c (find_valid_class): Add casts to enum type.
13599 (push_reload): Change 0 to NO_REGS in function call.
13600 (find_reloads): Change this_alternative to array of enum
13601 reg_class. Remove some now-unnecessary casts.
13602 (make_memloc): Change 0 to VOIDmode in function call.
13603 * reload1.c (reload): Change 0 to VOIDmode in function call.
13604 (eliminate_regs_1, elimination_effects): Likewise.
13605 (eliminate_regs_in_insn): Likewise.
13606 (emit_input_reload_insns): Add cast to enum type.
13607 (delete_output_reload): Change 0 to VOIDmode in function call.
13608 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13609 to enum type in function call.
13610 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13611 (SET_PREDICT_EXPR_OUTCOME): Define.
13612 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13613 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13614 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13615 (dump_function): Likewise.
13616 * tree-dump.h: Update declarations.
13617 * tree-pass.h: Update declarations.
13618 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13619 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13621 (arm_rtx_costs_1): Correct parenthesization.
13622 (arm_rtx_costs): Add casts to enum type.
13623 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13624 (vfp_emit_fstmd): Use add_rg_note.
13625 (emit_multi_reg_push, emit_sfm): Likewise.
13626 (thumb_set_frame_pointer): Likewise.
13627 (arm_expand_prologue): Likewise.
13628 (arm_regno_class): Change return type to enum reg_class.
13629 (thumb1_expand_prologue): Use add_reg_note.
13630 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13631 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13633 * config/arm/gentune.sh: Add cast to enum type.
13634 * config/arm/arm-tune.md: Rebuild.
13635 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13636 (ix86_split_fp_branch, predict_jump): Likewise.
13637 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13638 insn_code to enum rtx_code.
13639 (ix86_builtin_vectorized_function): Add cast to enum type.
13640 * config/i386/i386.md (truncdfsf2): Change slot to enum
13642 (truncxf<mode>2, isinf<mode>2): Likewise.
13643 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13645 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13646 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13647 (insert_bundle_state): Change 1 to INSERT in function call.
13648 (ia64_add_bundle_selector_before): Likewise.
13649 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13650 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13651 (restore_stack_nonlocal): Likewise.
13652 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13654 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13656 (mips_rtx_costs): Likewise.
13657 (mips_override_options): Add casts to enum type.
13658 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13660 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13661 (store_reg, set_reg_plus_d): Likewise.
13662 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13663 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13665 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13667 (emit_unlikely_jump): Use add_reg_note.
13668 (rs6000_emit_allocate_stack): Likewise.
13669 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13670 (output_toc): Change 1 to INSERT in function call.
13671 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13672 (rs6000_initialize_trampoline): Likewise.
13673 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13675 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13676 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13677 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13678 (save_gprs): Use add_reg_note.
13679 (s390_emit_prologue): Likewise.
13680 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13681 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13682 (sparc_fold_builtin): Add cast to enum type.
13683 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13685 (spu_expand_prologue): Use add_reg_note.
13686 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13688 2009-04-20 Ian Lance Taylor <iant@google.com>
13690 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13691 (c_parser_postfix_expression_after_primary): Get VEC for list of
13692 arguments. Get original types of arguments. Call
13693 build_function_call_vec.
13694 (cached_expr_list_1, cached_expr_list_2): New static variables.
13695 (c_parser_expr_list): Change return type to VEC *. Add
13696 p_orig_types parameter. Change all callers.
13697 (c_parser_release_expr): New static function.
13698 (c_parser_vec_to_tree_list): New static function.
13699 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13700 call build_function_call_vec.
13701 (build_function_call_vec): New function, based on old
13702 build_function_call.
13703 (convert_arguments): Remove nargs and argarray parameters. Change
13704 values to a VEC. Add origtypes parameter.
13705 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13706 (convert_for_assignment): Add origtype parameter. Change all
13707 callers. If warn_cxx_compat, check for conversion to an enum
13708 type when calling a function.
13709 (store_init_value): Add origtype parameter. Change all callers.
13710 (digest_init): Likewise.
13711 (struct init_node): Add origtype field.
13712 (add_pending_init): Add origtype parameter. Change all callers.
13713 (output_init_element): Likewise.
13714 (output_pending_init_elements): Pass origtype from init_node to
13715 output_init_element.
13716 (process_init_element): Pass origtype from c_expr to
13717 output_init_element.
13718 (c_finish_return): Add origtype parameter. Change all callers.
13719 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13721 (sync_resolve_params): Likewise.
13722 (sync_resolve_return): Change params to first_param. Change caller.
13723 (resolve_overloaded_builtins): Change params to VEC *. Change
13724 callers. Save first parameter around call to build_function_call_vec.
13725 * c-decl.c (finish_decl): Add origtype parameter. Change all
13726 callers. Call build_function_call_vec rather than
13727 build_function_call for cleanup.
13728 * c-tree.h: Update declarations.
13729 * c-common.h: Update declarations.
13730 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13731 params to first_param.
13732 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13733 params parameter from tree to void *.
13734 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13735 Change arglist parameter to have type void *, and to be a pointer
13737 * config/rs6000/rs6000-protos.h
13738 (altivec_resolve_overloaded_builtin): Update declaration.
13739 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13740 fnargs parameter to have type void *, and to be a pointer to a
13741 VEC. Call build_function_call_vec instead of
13742 build_function_call.
13743 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13745 2009-04-20 Joey Ye <joey.ye@intel.com>
13746 Xuepeng Guo <xuepeng.guo@intel.com>
13747 H.J. Lu <hongjiu.lu@intel.com>
13749 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13751 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13752 (IX86_LEA_PRIORITY): Likewise.
13753 (distance_non_agu_define): New function.
13754 (distance_agu_use): Likewise.
13755 (ix86_lea_for_add_ok): Likewise.
13756 (ix86_dep_by_shift_count): Likewise.
13758 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13759 should split for LEA.
13761 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13763 (ix86_dep_by_shift_count): Likewise.
13765 2009-04-20 Richard Guenther <rguenther@suse.de>
13767 * expr.c (handled_component_p): Move ...
13768 * tree.h (handled_component_p): ... here.
13769 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13770 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13771 and REALPART_EXPR to be in one group.
13773 2009-04-20 Richard Guenther <rguenther@suse.de>
13775 * basic-block.h (get_all_dominated_blocks): Declare.
13776 * dominance.c (get_all_dominated_blocks): New function.
13777 * tree-cfg.c (get_all_dominated_blocks): Remove.
13778 (remove_edge_and_dominated_blocks): Adjust.
13779 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13780 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13781 instead of recursing.
13783 2009-04-20 Doug Kwan <dougkwan@google.com>
13785 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13786 (struct cgraph_node_set_def): New type.
13787 (cgraph_node_set) New type. Also declare vector functions.
13788 (struct cgraph_node_set_element_def): New type.
13789 (cgraph_node_set_element): Ditto.
13790 (cgraph_node_set_iterator): New iterator type.
13791 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13792 cgraph_node_set_remove, dump_cgraph_node_set,
13793 debug_cgraph_node_set): New prototypes.
13794 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13795 cgraph_node_set_size): New inlines.
13796 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13797 including cgraph.h.
13798 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13799 argument to function 'write_summary'.
13800 * ipa.c: Include ggc.h.
13801 (hash_cgraph_node_set_element,
13802 eq_cgraph_node_set_element, cgraph_node_set_new,
13803 cgraph_node_set_add, cgraph_node_set_remove,
13804 cgraph_node_set_find, dump_cgraph_node_set,
13805 debug_cgraph_node_set): New functions.
13806 * Makefile.in (ipa.o): Add dependency on GGC_H.
13808 2009-04-20 Ira Rosen <irar@il.ibm.com>
13810 PR tree-optimization/39675
13811 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13812 check of the return code of vect_schedule_slp. Check that
13813 stmt_vec_info still exists for the statement, before checking its
13814 vectorization type.
13816 2009-04-20 Michael Matz <matz@suse.de>
13818 * Makefile.in (generated_files): Take out $(simple_generated_c).
13820 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13822 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13823 (UINTPTR_TYPE): Likewise.
13825 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13828 * c-typeck.c (digest_init): Check for initializing an array with a
13831 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13834 * c-semantics.c (pop_stmt_list): Propagate
13835 STATEMENT_LIST_HAS_LABEL to parent statement list.
13837 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13839 * config/mips/mips.h (mips_tune_attr): New macro.
13840 * config/mips/mips.md (cpu): Use it.
13842 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13845 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13848 2009-04-19 Diego Novillo <dnovillo@google.com>
13850 * toplev.c (compile_file): Move call to coverage_finish ...
13851 * cgraphunit.c (ipa_passes): ... here.
13852 Call cgraph_process_new_functions.
13853 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13854 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13856 2009-04-19 Jan Hubicka <jh@suse.cz>
13858 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13860 (dump_cgraph_node): Dump can throw external flag.
13861 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13863 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13867 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13868 * common.opt (Wlogical-op): Move from here...
13869 * c.opt (Wlogical-op): ... to here.
13870 * c-typeck.c (parser_build_binary_op): Update call to
13871 warn_logical_operator.
13872 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13874 * c-common.c (warn_logical_op): Update.
13875 * c-common.h (warn_logical_op): Update declaration.
13877 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13879 * tree.c (protected_set_expr_location): Fix formatting.
13881 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13884 * c-typeck.c (readonly_warning): new.
13885 (build_unary_op, build_modify_expr): Use readonly_warning for
13886 storing into something readonly but not const-qualified.
13888 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13891 * c-typeck.c (build_unary_op): Check for taking address of
13892 expression of type void.
13894 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13897 * c-typeck.c (build_function_call): Check for calling a function
13898 with qualified void return types. Call require_complete_type when
13901 2009-04-18 Jan Hubicka <jh@suse.cz>
13903 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13905 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13906 can_throw_external flag.
13907 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13908 * ipa-pure-const.c (ignore_edge): New function.
13909 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13910 only over can_throw_external edges.
13911 (local_pure_const): Add nothrow flag.
13912 * ipa-utils.c (searchc): Add ignore_edge callback.
13913 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13914 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13915 (set_nothrow_function_flags): Update cgraph.
13916 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13918 2009-04-18 Richard Guenther <rguenther@suse.de>
13920 PR middle-end/39804
13921 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13922 (fold_stmt): ... this and ...
13923 (fold_stmt_inplace): ... this.
13924 (fold_stmt_1): Fold references in calls and asms.
13925 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13927 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13929 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13930 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13932 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13934 * tree.c (function_args_count): Remove.
13935 * tree.h: Remove the prototype for function_args_count.
13937 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13939 * tree-iterator.c (expr_only): Remove.
13940 * tree.h: Remove the prototype for expr_only.
13942 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13944 * reginfo.c (cannot_change_mode_set_regs): Remove.
13945 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13947 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13949 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13950 whether operands 0 and 1 overlaps.
13952 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13954 PR middle-end/36902
13955 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13956 pointer. Use warning_at instead of warning.
13957 (search_for_addr_array): Likewise.
13958 (check_array_bounds): Likewise.
13959 (check_all_array_refs): Check that the incoming edge is not in the
13960 list of edges to be removed.
13961 (check_all_array_refs): Avoid the temporal pointer.
13962 (vrp_visit_cond_stmt): Fix typo.
13963 (simplify_switch_using_ranges): Handle the case where the switch
13964 index is an integer constant.
13966 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13968 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13970 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13972 * doc/extend.texi, doc/invoke.texi: Fix typos.
13974 2009-04-17 Cary Coutant <ccoutant@google.com>
13976 * tree-flow-inline.h (get_lineno): Fix inverted test.
13978 2009-04-17 Diego Novillo <dnovillo@google.com>
13980 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13981 assertion for AVAIL_OUT.
13983 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13986 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13987 * config/sh/linux-atomic.asm: Likewise.
13989 2009-04-17 Diego Novillo <dnovillo@google.com>
13991 * except.c (debug_eh_tree): New.
13992 (struct eh_region, struct eh_status): Move ...
13993 * except.h: ... here.
13994 (add_type_for_runtime): Declare extern.
13995 (lookup_type_for_runtime): Likewise.
13996 (debug_eh_tree): Declare.
13997 * Makefile.in (GTFILES): List except.h before except.c
13999 2009-04-17 Diego Novillo <dnovillo@google.com>
14001 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
14002 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
14003 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
14004 (find_vars_r): ... here.
14005 * tree-flow.h (find_referenced_vars_in): Declare.
14006 * tree-ssa-pre.c (create_expression_by_pieces): Assert
14007 that AVAIL_OUT exists for BLOCK.
14008 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
14009 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
14010 (tree-parloops.o): Likewise.
14012 2009-04-17 Simon Baldwin <simonb@google.com>
14014 * toplev.c (default_tree_printer): Add handling for %E format.
14016 2009-04-17 Diego Novillo <dnovillo@google.com>
14018 * tree-pretty-print.c (dump_generic_node): Add break after
14019 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
14020 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
14021 FUNCTION_TYPE together. Call print_struct_decl when printing
14022 structures and TDF_SLIM is not given.
14023 (print_struct_decl): Fix logic for detecting recursion.
14025 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14028 * gcc.c (create_at_file): New.
14029 (compile_input_file_p): New.
14030 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
14031 * main.c (main): Update call to toplev_main.
14032 * toplev.c (toplev_main): Change signature. Call expandargv.
14033 * toplev.h (toplev_main): Change signature.
14035 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14037 * dwarf2out.c (field_byte_offset): Use the type size as the field size
14038 if the latter is not constant.
14040 2009-04-17 David Edelsohn <edelsohn@gnu.org>
14042 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
14044 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
14046 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
14047 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
14049 2009-04-17 Richard Guenther <rguenther@suse.de>
14051 * tree-ssa-structalias.c (get_constraint_for_component_ref):
14052 Handle component references view-converting an invariant address.
14054 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
14056 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
14057 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
14058 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
14059 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
14060 Use @deftypevr rather than @deftypevar.
14062 2009-04-17 Richard Guenther <rguenther@suse.de>
14064 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
14065 (get_prop_source_stmt): Likewise.
14066 (can_propagate_from): Likewise.
14068 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
14070 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
14071 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
14072 (--with-multilib-list): Add default value.
14073 * configure: Regenerate.
14074 * Makefile.in (TM_ENDIAN_CONFIG): Define.
14075 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
14076 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
14077 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
14078 Don't add default cpu to multilib list unnecessarily, but do enable
14079 the relevant compiler option..
14080 Add support for --with-multilib-list=<blank> and
14081 --with-multilib-list=!<somelib> to supress unwanted multilibs.
14082 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
14083 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
14084 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
14085 TM_MULTILIB_CONFIG.
14086 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
14087 (MULTILIB_OSDIRNAMES): New variable.
14088 * config/sh/t-1e: Delete file.
14089 * config/sh/t-mlib-sh1: Delete file.
14090 * config/sh/t-mlib-sh2: Delete file.
14091 * config/sh/t-mlib-sh2a: Delete file.
14092 * config/sh/t-mlib-sh2a-nofpu: Delete file.
14093 * config/sh/t-mlib-sh2a-single: Delete file.
14094 * config/sh/t-mlib-sh2a-single-only: Delete file.
14095 * config/sh/t-mlib-sh2e: Delete file.
14096 * config/sh/t-mlib-sh3e: Delete file.
14097 * config/sh/t-mlib-sh4: Delete file.
14098 * config/sh/t-mlib-sh4-nofpu: Delete file.
14099 * config/sh/t-mlib-sh4-single: Delete file.
14100 * config/sh/t-mlib-sh4-single-only: Delete file.
14101 * config/sh/t-mlib-sh4a: Delete file.
14102 * config/sh/t-mlib-sh4a-nofpu: Delete file.
14103 * config/sh/t-mlib-sh4a-single: Delete file.
14104 * config/sh/t-mlib-sh4a-single-only: Delete file.
14105 * config/sh/t-mlib-sh4al: Delete file.
14106 * config/sh/t-mlib-sh5-32media: Delete file.
14107 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
14108 * config/sh/t-mlib-sh5-64media: Delete file.
14109 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
14110 * config/sh/t-mlib-sh5-compact: Delete file.
14111 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
14112 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
14113 * doc/install.texi (Options specification): Add
14114 --with-multilib-list and --with-endian.
14116 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
14118 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
14120 (OBJS-common): Add plugin-version.o.
14121 (plugin-version.o): New.
14122 * gcc-plugin.h (plugin_gcc_version): New.
14123 (plugin_default_version_check): New.
14124 (plugin_init_func, plugin_init): Add version argument.
14125 * plugin-version.c: New.
14126 * plugin.c (str_plugin_gcc_version_name): New.
14127 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
14128 pass it to the init function.
14129 (plugin_default_version_check): New.
14131 2009-04-17 Richard Guenther <rguenther@suse.de>
14133 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
14134 for decl-vs-decl disambiguation.
14136 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
14138 * config/s390/s390.h (s390_tune_attr): New macro definition.
14139 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
14141 2009-04-17 Richard Guenther <rguenther@suse.de>
14143 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
14144 (fold_stmt_r): Likewise.
14145 (maybe_fold_reference): New function.
14146 (fold_gimple_assign): Handle cases fold_stmt_r did.
14147 (fold_stmt): Do not use fold_stmt_r.
14148 (fold_stmt_inplace): Likewise.
14150 2009-04-17 Richard Guenther <rguenther@suse.de>
14152 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14153 (record_equivalences_from_stmt): Remove useless checks and
14155 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14156 the type is already suitable.
14158 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14160 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14162 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14164 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14165 (CMPtype): Define as __gcc_CMPtype.
14167 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14169 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14170 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14172 2009-04-17 Richard Guenther <rguenther@suse.de>
14174 PR tree-optimization/39746
14175 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14176 special-casing for builtins and static variable use/def.
14177 (call_may_clobber_ref_p_1): Likewise.
14179 2009-04-16 Ian Lance Taylor <iant@google.com>
14181 * df.h: Include "timevar.h".
14182 (struct df_problem): Change tv_id field to timevar_id_t.
14183 * tree-pass.h: Include "timevar.h".
14184 (struct opt_pass): Change tv_id field to timevar_id_t.
14185 * timevar.h (timevar_id_t): Define TV_NONE.
14186 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14187 TV_NONE rather than tv_id != 0.
14188 (execute_one_pass): Likewise.
14189 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14190 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14191 dependencies to $(TREE_PASS_H).
14192 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14194 (pass_branch_target_load_optimize2): Likewise.
14195 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14196 (pass_outof_cfg_layout_mode): Likewise.
14197 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14198 (pass_rebuild_cgraph_edges): Likewise.
14199 (pass_remove_cgraph_callee_edges): Likewise.
14200 * df-core.c (pass_df_initialize_opt): Likewise.
14201 (pass_df_initialize_no_opt): Likewise.
14202 (pass_df_finish): Likewise.
14203 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14204 * except.c (pass_set_nothrow_function_flags): Likewise.
14205 (pass_convert_to_eh_region_ranges): Likewise.
14206 * final.c (pass_compute_alignments): Likewise.
14207 * function.c (pass_instantiate_virtual_regs): Likewise.
14208 (pass_init_function): Likewise.
14209 (pass_leaf_regs): Likewise.
14210 (pass_match_asm_constraints): Likewise.
14211 * gimple-low.c (pass_lower_cf): Likewise.
14212 (pass_mark_used_blocks): Likewise.
14213 * init-regs.c (pass_initialize_regs): Likewise.
14214 * integrate.c (pass_initial_value_sets): Likewise.
14215 * ira.c (pass_ira): Likewise.
14216 * jump.c (pass_cleanup_barriers): Likewise.
14217 * omp-low.c (pass_expand_omp): Likewise.
14218 (pass_lower_omp): Likewise.
14219 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14220 * recog.c (pass_split_all_insns): Likewise.
14221 (pass_split_after_reload): Likewise.
14222 (pass_split_before_regstack): Likewise.
14223 (pass_split_before_sched2): Likewise.
14224 (pass_split_for_shorten_branches): Likewise.
14225 * reginfo.c (pass_reginfo_init): Likewise.
14226 (pass_subregs_of_mode_init): Likewise.
14227 (pass_subregs_of_mode_finish): Likewise.
14228 * passes.c (pass_postreload): Likewise.
14229 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14230 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14231 (pass_warn_function_return): Likewise.
14232 (pass_warn_function_noreturn): Likewise.
14233 * tree-complex.c (pass_lower_complex): Likewise.
14234 (pass_lower_complex_O0): Likewise.
14235 * tree-if-conv.c (pass_if_conversion): Likewise.
14236 * tree-into-ssa.c (pass_build_ssa): Likewise.
14237 * tree-mudflap.c (pass_mudflap_1): Likewise.
14238 (pass_mudflap_2): Likewise.
14239 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14240 (pass_mudflap_2): Likewise.
14241 * tree-nrv.c (pass_return_slot): Likewise.
14242 * tree-object-size.c (pass_object_sizes): Likewise.
14243 * tree-optimize.c (pass_all_optimizations): Likewise.
14244 (pass_early_local_passes): Likewise.
14245 (pass_all_early_optimizations): Likewise.
14246 (pass_cleanup_cfg): Likewise.
14247 (pass_cleanup_cfg_post_optimizing): Likewise.
14248 (pass_free_datastructures): Likewise.
14249 (pass_free_cfg_annotations): Likewise.
14250 (pass_fixup_cfg): Likewise.
14251 (pass_init_datastructures): Likewise.
14252 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14253 (pass_late_warn_uninitialized): Likewise.
14254 (pass_update_address_taken): Likewise.
14255 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14256 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14257 (pass_cse_sincos): Likewise.
14258 (pass_convert_to_rsqrt): Likewise.
14259 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14260 * tree-stdarg.c (pass_stdarg): Likewise.
14261 * tree-tailcall.c (pass_tail_recursion): Likewise.
14262 (pass_tail_calls): Likewise.
14263 * tree-vect-generic.c (pass_lower_vector): Likewise.
14264 (pass_lower_vector_ssa): Likewise.
14265 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14267 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14269 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14271 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14273 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14274 logical and signext.
14276 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14279 * config/sh/predicates.md (arith_operand): Check if the operand
14280 of TRUNCATE is a REG.
14282 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14284 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14285 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14287 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14289 * tree-iterator.c (tsi_split_statement_list_after,
14290 tsi_split_statement_list_before): Remove.
14291 * tree-iterator.h: Remove the prototypes for
14292 tsi_split_statement_list_after and tsi_split_statement_list_before.
14294 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14296 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14297 * tree-ssa-propagate.h: Remove the prototype for
14298 stmt_makes_single_load.
14300 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14302 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14303 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14305 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14307 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14309 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14311 * except.c (eh_region_outer_p): Remove.
14312 * except.h: Remove the prototype for eh_region_outer_p.
14314 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14316 * function.c (current_function_assembler_name): Remove.
14317 * function.h: Remove the prototype for
14318 current_function_assembler_name.
14320 2009-04-16 Ian Lance Taylor <iant@google.com>
14322 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14323 (add_reg_note): Call alloc_reg_note.
14324 * rtl.h (alloc_reg_note): Declare.
14325 * combine.c (try_combine): Use alloc_reg_note.
14326 (recog_for_combine, move_deaths): Likewise.
14327 (distribute_notes): Use alloc_reg_note and add_reg_note.
14328 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14329 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14330 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14332 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14334 PR rtl-optimization/39762
14335 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14336 ira_may_move_out_cost): Add comments about way of their usage.
14337 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14339 * ira-conflicts.c (process_regs_for_copy): Use function
14340 ira_get_register_move_cost instead of global
14341 ira_register_move_cost.
14343 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14344 color_pass, move_spill_restore, update_curr_costs): Ditto.
14346 * ira-lives.c (process_single_reg_class_operands): Ditto.
14348 * ira-emit.c (emit_move_list): Ditto.
14350 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14351 (record_reg_classes): Ditto. Use functions
14352 ira_get_register_move_cost and ira_get_may_move_cost instead of
14353 global vars ira_register_move_cost, ira_may_move_out_cost and
14354 ira_may_move_in_cost.
14355 (record_address_regs): Don't call ira_init_register_move_cost.
14356 Use function ira_get_may_move_cost instead of global
14357 ira_may_move_in_cost.
14358 (process_bb_node_for_hard_reg_moves): Use function
14359 ira_get_register_move_cost instead of global ira_register_move_cost.
14360 (ira_costs): Don't call ira_init_register_move_cost.
14362 2009-04-16 Richard Guenther <rguenther@suse.de>
14364 * tree-cfg.c (verify_gimple_assign_binary):
14365 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14366 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14367 (create_general_new_stmt): Note that this function is broken.
14369 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14371 * common.opt (fhelp): Add Var(help_flag).
14372 * gcc-plugin.h (plugin_info): Add help.
14373 * plugin.c (plugin_name_args): Add help.
14374 (register_plugin_info): Set plugin->help.
14375 (print_help_one_plugin): New.
14376 (print_plugins_help): New.
14377 * plugin.h (print_plugins_help): New.
14378 * toplev.c (toplev_main): Call print_plugins_help if needed.
14380 2009-04-16 Richard Guenther <rguenther@suse.de>
14382 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14383 (gimple_ior_addresses_taken_1): New function.
14384 (gimple_ior_addresses_taken): Likewise.
14385 * gimple.h (struct gimple_statement_with_ops_base): Remove
14386 addresses_taken member.
14387 (gimple_ior_addresses_taken): Declare.
14388 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14389 gimple_set_addresses_taken): Remove.
14390 * ipa-reference.c (mark_address): New function.
14391 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14392 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14393 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14394 (gimple_add_to_addresses_taken): Remove.
14395 (get_tmr_operands): Call mark_address_taken.
14396 (get_asm_expr_operands): Likewise.
14397 (get_expr_operands): Likewise.
14398 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14399 (free_stmt_operands): Do not free it.
14400 * tree-ssa.c (delete_tree_ssa): Likewise.
14401 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14403 2009-04-16 Richard Guenther <rguenther@suse.de>
14405 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14406 (walk_stmt_load_store_ops): Likewise.
14407 * gimple.c (get_base_loadstore): New function.
14408 (walk_stmt_load_store_addr_ops): Likewise.
14409 (walk_stmt_load_store_ops): Likewise.
14410 * ipa-pure-const.c (check_op): Simplify.
14411 (check_load, check_store): New functions.
14412 (check_stmt): Use walk_stmt_load_store_ops.
14413 * ipa-reference.c (mark_load): Adjust signature.
14414 (mark_store): Likewise.
14415 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14417 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14419 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14420 (plugin_info): New.
14421 * opts.c (common_handle_option): Don't call print_version.
14422 * plugin.c (plugin_name_args): Add version.
14423 (register_plugin_info): New.
14424 (register_callback): Handle PLUGIN_INFO.
14425 (try_init_one_plugin): New.
14426 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14428 (finalize_one_plugin): New.
14429 (finalize_plugins): New.
14430 (print_one_plugin): New.
14431 (print_plugins_versions): New.
14432 * plugin.h (print_plugins_versions): New.
14433 (finalize_plugins): New.
14434 * toplev.c (compile_file): Don't call initialize_plugins.
14435 (print_version): Call print_plugins_versions.
14436 (toplev_main): Call initialize_plugins. Print version if needed.
14437 Call finalize_plugins.
14439 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14441 * common.opt (fversion): New.
14442 * gcc.c (print_version): New.
14443 (process_command): Don't print the version. Just set print_version.
14444 (main): Print version. Call subprocesses if print_version and
14445 verbose_flag are set.
14446 * opts.c (common_handle_option): Handle OPT_fversion.
14448 2009-04-16 Richard Guenther <rguenther@suse.de>
14449 Ira Rosen <irar@il.ibm.com>
14451 PR tree-optimization/39698
14452 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14453 type of the reduction variable. Only generate the def if
14456 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14457 make sure to first convert to an integer of the same precision.
14458 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14459 the type of the evolution correctly in computing the new
14460 induction variable base.
14462 2009-04-16 Richard Guenther <rguenther@suse.de>
14464 PR middle-end/39625
14465 * tree-cfg.c (make_blocks): Split statements with to-be
14466 abnormal SSA names on the lhs.
14468 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14470 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14471 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14472 * c-typeck.c (really_start_incremental_init): Likewise.
14473 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14474 (TARGET_INITIALIZER): Remove it.
14475 * target.h (struct target): Remove vector_opaque_p.
14476 * tree.c (build_opaque_vector_type): New.
14477 * tree.h (TYPE_VECTOR_OPAQUE): New.
14478 (build_opaque_vector_type): Declare.
14479 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14480 * config/rs6000/rs6000.c (build_opaque_vector_type,
14481 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14482 (rs6000_init_builtins): Use build_opaque_vector_type for
14483 opaque_V4SI_type_node.
14485 2009-04-15 Catherine Moore <clm@codesourcery.com>
14487 * debug.h (set_name): Declare.
14488 * dwarf2out.c (dwarf2out_set_name): Declare.
14489 (dwarf2_debug_hooks): Add set_name.
14490 (find_AT_string): New.
14491 (add_AT_string): Call find_AT_string.
14492 (dwarf2out_set_name): New.
14493 * cp/decl.c (grokdeclarator): Call set_name.
14494 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14495 * debug.c (do_nothing_debug_hooks): Likewise.
14496 * dbxout.c (dbx_debug_hooks): Likewise.
14497 * sdbout.c (sdb_debug_hooks): Likewise.
14499 2009-04-15 Michael Eager <eager@eagercon.com>
14501 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14502 reg for single-precision FPU.
14503 * config/rs6000/rs6000.md (movsi_internal1): Only for
14504 !TARGET_SINGLE_FPU.
14505 (movsi_internal1_single): New. Add pattern to move SI values to/from
14506 single-precision FP regs.
14508 2009-04-15 Richard Guenther <rguenther@suse.de>
14510 * omp-low.c (lower_rec_input_clauses): Build correct address
14512 (expand_omp_for_generic): Fix multiplication type.
14513 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14514 (generate_memset_zero): Fix types.
14515 * tree-profile.c (prepare_instrumented_value): Correctly
14518 2009-04-15 Ian Lance Taylor <iant@google.com>
14520 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14521 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14522 for -Wall and for -Wc++-compat.
14523 (c_common_post_options): For C++, set warn_enum_compare if not
14525 * c-tree.h (struct c_expr): Add field original_type.
14526 (build_external_ref): Update declaration.
14527 * c-parser.c (c_parser_braced_init): Set original_type.
14528 (c_parser_initelt): Likewise.
14529 (c_parser_expr_no_commas): Likewise.
14530 (c_parser_conditional_expression): Likewise.
14531 (c_parser_cast_expression): Likewise.
14532 (c_parser_unary_expression): Likewise. Pull setting of
14533 original_code to top of function.
14534 (c_parser_sizeof_expression): Set original_type.
14535 (c_parser_alignof_expression): Likewise.
14536 (c_parser_postfix_expression): Likewise. Pull setting of
14537 original_code to top of function.
14538 (c_parser_postfix_expression_after_paren_type): Set original_type.
14539 (c_parser_postfix_expression_after_primary): Likewise.
14540 (c_parser_expression): Likewise.
14541 * c-typeck.c (build_external_ref): Add type parameter. Change all
14543 (c_expr_sizeof_expr): Set original_type field.
14544 (parser_build_unary_op): Likewise.
14545 (parser_build_binary_op): Likewise. Optionally warn about
14546 comparisons of enums of different types.
14547 (digest_init): Set original_type field.
14548 (really_start_incremental_init): Likewise.
14549 (push_init_level, pop_init_level): Likewise.
14550 * doc/invoke.texi (Warning Options): -Wenum-compare now
14553 2009-04-15 Richard Guenther <rguenther@suse.de>
14555 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14556 out a necessary conversion.
14557 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14558 names we didn't value number.
14559 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14561 2009-04-15 Richard Guenther <rguenther@suse.de>
14563 PR tree-optimization/39764
14564 * tree-ssa-ccp.c (get_value): Canonicalize value with
14565 canonicalize_float_value.
14567 2009-04-15 Jan Hubicka <jh@suse.cz>
14569 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14570 Wrong version of patch.
14572 2009-04-15 Jan Hubicka <jh@suse.cz>
14574 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14576 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14578 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14579 our distinct integral and vector types.
14581 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14583 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14584 * init.c (build_vtbl_address): Remove call to assemble_external.
14586 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14588 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14589 output for other floating point modes.
14591 2009-04-14 Diego Novillo <dnovillo@google.com>
14593 * diagnostic.c (diagnostic_report_diagnostic): Do not
14594 warn about loaded plugins for DK_ERROR and DK_WARNING.
14595 * c-decl.c (declspecs_add_type): Move call to
14596 invoke_plugin_callbacks ...
14597 * c-parser.c (c_parser_declspecs): ... here.
14598 * plugin.c (dump_active_plugins): Tidy output.
14600 2009-04-14 Diego Novillo <dnovillo@google.com>
14601 Le-Chun Wu <lcwu@google.com>
14603 * configure.ac: Add --enable-plugin support.
14604 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14605 * Makefile.in (PLUGIN_H): Define.
14606 Export ENABLE_PLUGIN and GMPINC to site.exp.
14607 Add PLUGINLIBS to link command.
14608 Add/modify dependencies for plugin.o and files including plugin.h.
14610 * config.in: Regenerate.
14612 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14615 2009-04-14 Le-Chun Wu <lcwu@google.com>
14617 * tree-pass.h (register_one_dump_file): Add a prototype for
14618 register_one_dump_file.
14619 * toplev.c (compile_file): Call initialize_plugins.
14620 (do_compile): Call invoke_plugin_callbacks.
14621 (toplev_main): Call invoke_plugin_callbacks.
14622 * common.opt: Add -fplugin= and -fplugin-arg-.
14623 * gcc-plugin.h: New public header file for plugins to include.
14624 * plugin.c: New source file.
14625 * plugin.h: New internal header file.
14626 * passes.c (register_one_dump_file): Make it external.
14628 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14630 2009-04-14 Diego Novillo <dnovillo@google.com>
14632 * doc/plugins.texi: New.
14633 * doc/gccint.texi: Add reference to Plugins chapter.
14634 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14635 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14636 loaded plugins, if any.
14637 * timevar.def (TV_PLUGIN_INIT): Define.
14638 (TV_PLUGIN_RUN): Define.
14639 * plugin.c: Include timevar.h
14640 (plugins_active_p): New.
14641 (dump_active_plugins): New.
14642 (debug_active_plugins): New.
14644 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14646 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14648 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14650 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14652 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14653 the same as a minus without a shift.
14655 2009-04-14 Nick Clifton <nickc@redhat.com>
14657 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14658 comparisons with small integers will always produce a short
14661 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14664 2008-12-19 Diego Novillo <dnovillo@google.com>
14666 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14668 2009-04-14 Richard Guenther <rguenther@suse.de>
14670 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14672 (verify_gimple_assign_binary): Likewise. Handle shifts and
14674 (verify_gimple_phi): Print the mismatched argument position.
14675 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14677 (vect_update_init_of_dr): Likewise.
14678 * matrix-reorg.c (transform_access_sites): Do what the
14680 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14682 2009-04-13 Michael Eager <eager@eagercon.com>
14684 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14685 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14686 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14687 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14688 remove duplicate config
14690 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14692 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14693 file_name:line_number type locator of the call site.
14695 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14697 * genautomata.c: Put blank after comma.
14698 (automaton_decls): New.
14699 (struct unit_usage): Add comments to member next.
14700 (store_alt_unit_usage): Keep the list ordered.
14701 (unit_present_on_list_p, equal_alternatives_p): New.
14702 (check_regexp_units_distribution): Check units distribution
14703 correctness correctly.
14704 (main): Don't write automata if error is found. Return correct
14707 * config/m68k/cf.md (cfv4_ds): Remove.
14708 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14709 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14711 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14712 power4-load-ext, power4-store, power4-store-update,
14713 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14714 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14715 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14716 power4-sqrt, power4-isync): Modify reservation to make correct
14717 unit distribution to automata.
14719 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14720 power5-store-update, power5-two, power5-three, power5-lmul,
14721 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14723 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14725 * except.c (pass_set_nothrow_function_flags): Set name and add
14727 (set_nothrow_function_flags): Mention in the dump file when
14728 changing a function to nothrow.
14730 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14733 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14734 instead of unsigned long.
14736 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14738 * config/arm/arm.c (return_used_this_function): Remove.
14739 (arm_output_function_prologue): Remove use of
14740 return_used_this_function.
14741 (output_return_instruction): Replace use of
14742 return_used_this_function
14743 by cfun->machine->return_used_this_function.
14744 (arm_output_epilogue): Likewise.
14745 (arm_output_function_epilogue): Likewise.
14746 (thumb_unexpanded_epilogue): Likewise.
14747 * config/arm/arm.h (struct machine_function):
14748 New member return_used_this_function.
14750 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14752 * doc/install.texi: Correct description of default directory for
14753 --with-gxx-include-dir.
14755 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14757 * fold-const.c (build_range_check): Properly deal with enumeral and
14758 boolean base types.
14760 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14762 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14763 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14764 * params.h (MAX_GCSE_PASSES): Remove.
14765 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14766 in sequence. Remove ability to run multiple passes.
14767 (bypass_jumps): Report run as third CPROP pass.
14769 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14771 PR middle-end/39651
14772 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14773 when deciding whether the whole SEQUENCE can throw.
14775 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14778 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14779 offseted label references.
14781 2009-04-11 Jan Hubicka <jh@suse.cz>
14783 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14785 2009-04-11 Richard Guenther <rguenther@suse.de>
14787 PR middle-end/39732
14788 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14789 return variables as TREE_ADDRESSABLE.
14791 2009-04-11 Richard Guenther <rguenther@suse.de>
14793 PR tree-optimization/39713
14794 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14795 reference trees have SSA_NAME operands.
14797 2009-04-11 Richard Guenther <rguenther@suse.de>
14800 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14801 address expressions.
14803 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14805 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14806 match changes in Cygwin 1.7
14807 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14808 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14810 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14812 PR tree-optimization/39701
14813 * doc/invoke.texi (Optimization Options): Document change in
14814 meaning and initialization of -fdelete-null-pointer-checks.
14816 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14818 PR middle-end/39701
14819 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14821 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14824 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14826 2009-04-10 Chao-ying Fu <fu@mips.com>
14828 * doc/tm.texi (Instruction Output): Document
14829 TARGET_ASM_FINAL_POSTSCAN_INSN.
14830 * target.h (final_postscan_insn): New field in asm_out.
14831 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14832 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14833 * final.c (final_scan_insn): Call
14834 targetm.asm_out.final_postscan_insn after outputting
14835 an asm macro and a normal instruction.
14837 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14838 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14839 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14840 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14841 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14843 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14845 PR middle-end/39701
14846 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14847 variables as non-NULL even with -fdelete-null-pointer-checks.
14849 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14851 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14853 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14856 * config/i386/i386.c (classify_argument): Handle SCmode with
14857 (bit_offset % 64) != 0.
14859 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14861 * doc/invoke.texi (Optimize Options): Add cross-reference to
14862 -Q --help=optimizers examples.
14864 2009-04-10 Ben Elliston <bje@au.ibm.com>
14867 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14868 regalign for the reg == fpr and TDmode case.
14870 2009-04-09 David Ayers <ayers@fsfe.org>
14873 * objc/objc-act.c (warn_with_method): Remove helper function.
14874 (check_duplicates): Call warning and inform directly.
14875 (really_start_method): Likewise.
14877 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14879 * expmed.c (expand_divmod): Always use a comparison for a division
14880 by a large unsigned integer.
14882 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14883 for things others than variables or functions as nonzero.
14885 2009-04-09 Nick Clifton <nickc@redhat.com>
14887 * unwind-compat.c: Change copyright header to refer to version
14888 3 of the GNU General Public License with version 3.1 of the
14889 GCC Runtime Library Exception and to point readers at the
14890 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14891 * config/alpha/crtfastmath.c: Likewise.
14892 * config/alpha/linux-unwind.h: Likewise.
14893 * config/alpha/qrnnd.asm: Likewise.
14894 * config/alpha/vms-crt0-64.c: Likewise.
14895 * config/alpha/vms-crt0.c: Likewise.
14896 * config/alpha/vms-dwarf2.asm: Likewise.
14897 * config/alpha/vms-dwarf2eh.asm: Likewise.
14898 * config/alpha/vms-psxcrt0-64.c: Likewise.
14899 * config/alpha/vms-psxcrt0.c: Likewise.
14900 * config/alpha/vms_tramp.asm: Likewise.
14901 * config/arc/initfini.c: Likewise.
14902 * config/arc/lib1funcs.asm: Likewise.
14903 * config/arm/bpabi-v6m.S: Likewise.
14904 * config/arm/bpabi.S: Likewise.
14905 * config/arm/bpabi.c: Likewise.
14906 * config/arm/crti.asm: Likewise.
14907 * config/arm/crtn.asm: Likewise.
14908 * config/arm/ieee754-df.S: Likewise.
14909 * config/arm/ieee754-sf.S: Likewise.
14910 * config/arm/lib1funcs.asm: Likewise.
14911 * config/arm/libunwind.S: Likewise.
14912 * config/arm/linux-atomic.c: Likewise.
14913 * config/arm/mmintrin.h: Likewise.
14914 * config/arm/pr-support.c: Likewise.
14915 * config/arm/unaligned-funcs.c: Likewise.
14916 * config/arm/unwind-arm.c: Likewise.
14917 * config/arm/unwind-arm.h: Likewise.
14918 * config/avr/libgcc.S: Likewise.
14919 * config/bfin/crti.s: Likewise.
14920 * config/bfin/crtlibid.s: Likewise.
14921 * config/bfin/crtn.s: Likewise.
14922 * config/bfin/lib1funcs.asm: Likewise.
14923 * config/bfin/linux-unwind.h: Likewise.
14924 * config/cris/arit.c: Likewise.
14925 * config/cris/cris_abi_symbol.c: Likewise.
14926 * config/darwin-64.c: Likewise.
14927 * config/darwin-crt2.c: Likewise.
14928 * config/darwin-crt3.c: Likewise.
14929 * config/darwin.h: Likewise.
14930 * config/dbxelf.h: Likewise.
14931 * config/dfp-bit.c: Likewise.
14932 * config/dfp-bit.h: Likewise.
14933 * config/elfos.h: Likewise.
14934 * config/fixed-bit.c: Likewise.
14935 * config/fixed-bit.h: Likewise.
14936 * config/fp-bit.c: Likewise.
14937 * config/fp-bit.h: Likewise.
14938 * config/fr30/crti.asm: Likewise.
14939 * config/fr30/crtn.asm: Likewise.
14940 * config/fr30/lib1funcs.asm: Likewise.
14941 * config/freebsd-spec.h: Likewise.
14942 * config/frv/cmovd.c: Likewise.
14943 * config/frv/cmovh.c: Likewise.
14944 * config/frv/cmovw.c: Likewise.
14945 * config/frv/frvbegin.c: Likewise.
14946 * config/frv/frvend.c: Likewise.
14947 * config/frv/lib1funcs.asm: Likewise.
14948 * config/glibc-stdint.h: Likewise.
14949 * config/h8300/clzhi2.c: Likewise.
14950 * config/h8300/crti.asm: Likewise.
14951 * config/h8300/crtn.asm: Likewise.
14952 * config/h8300/ctzhi2.c: Likewise.
14953 * config/h8300/fixunssfsi.c: Likewise.
14954 * config/h8300/lib1funcs.asm: Likewise.
14955 * config/h8300/parityhi2.c: Likewise.
14956 * config/h8300/popcounthi2.c: Likewise.
14957 * config/i386/ammintrin.h: Likewise.
14958 * config/i386/att.h: Likewise.
14959 * config/i386/avxintrin.h: Likewise.
14960 * config/i386/biarch64.h: Likewise.
14961 * config/i386/bmmintrin.h: Likewise.
14962 * config/i386/cpuid.h: Likewise.
14963 * config/i386/cross-stdarg.h: Likewise.
14964 * config/i386/crtfastmath.c: Likewise.
14965 * config/i386/crtprec.c: Likewise.
14966 * config/i386/cygming-crtbegin.c: Likewise.
14967 * config/i386/cygming-crtend.c: Likewise.
14968 * config/i386/cygwin.asm: Likewise.
14969 * config/i386/emmintrin.h: Likewise.
14970 * config/i386/gmm_malloc.h: Likewise.
14971 * config/i386/gthr-win32.c: Likewise.
14972 * config/i386/i386.h: Likewise.
14973 * config/i386/immintrin.h: Likewise.
14974 * config/i386/linux-unwind.h: Likewise.
14975 * config/i386/linux64.h: Likewise.
14976 * config/i386/mm3dnow.h: Likewise.
14977 * config/i386/mmintrin-common.h: Likewise.
14978 * config/i386/mmintrin.h: Likewise.
14979 * config/i386/nmmintrin.h: Likewise.
14980 * config/i386/pmm_malloc.h: Likewise.
14981 * config/i386/pmmintrin.h: Likewise.
14982 * config/i386/smmintrin.h: Likewise.
14983 * config/i386/sol2-c1.asm: Likewise.
14984 * config/i386/sol2-ci.asm: Likewise.
14985 * config/i386/sol2-cn.asm: Likewise.
14986 * config/i386/sol2-gc1.asm: Likewise.
14987 * config/i386/tmmintrin.h: Likewise.
14988 * config/i386/unix.h: Likewise.
14989 * config/i386/w32-unwind.h: Likewise.
14990 * config/i386/wmmintrin.h: Likewise.
14991 * config/i386/x86-64.h: Likewise.
14992 * config/i386/x86intrin.h: Likewise.
14993 * config/i386/xmmintrin.h: Likewise.
14994 * config/ia64/crtbegin.asm: Likewise.
14995 * config/ia64/crtend.asm: Likewise.
14996 * config/ia64/crtfastmath.c: Likewise.
14997 * config/ia64/crti.asm: Likewise.
14998 * config/ia64/crtn.asm: Likewise.
14999 * config/ia64/fde-glibc.c: Likewise.
15000 * config/ia64/lib1funcs.asm: Likewise.
15001 * config/ia64/linux-unwind.h: Likewise.
15002 * config/ia64/quadlib.c: Likewise.
15003 * config/ia64/unwind-ia64.c: Likewise.
15004 * config/linux.h: Likewise.
15005 * config/m32c/m32c-lib1.S: Likewise.
15006 * config/m32c/m32c-lib2-trapv.c: Likewise.
15007 * config/m32c/m32c-lib2.c: Likewise.
15008 * config/m32r/initfini.c: Likewise.
15009 * config/m68hc11/larith.asm: Likewise.
15010 * config/m68hc11/m68hc11-crt0.S: Likewise.
15011 * config/m68k/cf.md: Likewise.
15012 * config/m68k/crti.s: Likewise.
15013 * config/m68k/crtn.s: Likewise.
15014 * config/m68k/lb1sf68.asm: Likewise.
15015 * config/m68k/linux-unwind.h: Likewise.
15016 * config/mcore/crti.asm: Likewise.
15017 * config/mcore/crtn.asm: Likewise.
15018 * config/mcore/lib1.asm: Likewise.
15019 * config/mips/linux-unwind.h: Likewise.
15020 * config/mips/loongson.h: Likewise.
15021 * config/mips/mips16.S: Likewise.
15022 * config/mmix/crti.asm: Likewise.
15023 * config/mmix/crtn.asm: Likewise.
15024 * config/pa/fptr.c: Likewise.
15025 * config/pa/hpux-unwind.h: Likewise.
15026 * config/pa/lib2funcs.asm: Likewise.
15027 * config/pa/linux-atomic.c: Likewise.
15028 * config/pa/linux-unwind.h: Likewise.
15029 * config/pa/milli64.S: Likewise.
15030 * config/pa/quadlib.c: Likewise.
15031 * config/pa/stublib.c: Likewise.
15032 * config/picochip/libgccExtras/adddi3.asm: Likewise.
15033 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
15034 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
15035 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
15036 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
15037 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
15038 * config/picochip/libgccExtras/divmod15.asm: Likewise.
15039 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
15040 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
15041 * config/picochip/libgccExtras/longjmp.asm: Likewise.
15042 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
15043 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
15044 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
15045 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
15046 * config/picochip/libgccExtras/setjmp.asm: Likewise.
15047 * config/picochip/libgccExtras/subdi3.asm: Likewise.
15048 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
15049 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
15050 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
15051 * config/rs6000/750cl.h: Likewise.
15052 * config/rs6000/altivec.h: Likewise.
15053 * config/rs6000/biarch64.h: Likewise.
15054 * config/rs6000/crtresfpr.asm: Likewise.
15055 * config/rs6000/crtresgpr.asm: Likewise.
15056 * config/rs6000/crtresxfpr.asm: Likewise.
15057 * config/rs6000/crtresxgpr.asm: Likewise.
15058 * config/rs6000/crtsavfpr.asm: Likewise.
15059 * config/rs6000/crtsavgpr.asm: Likewise.
15060 * config/rs6000/darwin-asm.h: Likewise.
15061 * config/rs6000/darwin-fallback.c: Likewise.
15062 * config/rs6000/darwin-fpsave.asm: Likewise.
15063 * config/rs6000/darwin-ldouble.c: Likewise.
15064 * config/rs6000/darwin-tramp.asm: Likewise.
15065 * config/rs6000/darwin-unwind.h: Likewise.
15066 * config/rs6000/darwin-vecsave.asm: Likewise.
15067 * config/rs6000/darwin-world.asm: Likewise.
15068 * config/rs6000/e500crtres32gpr.asm: Likewise.
15069 * config/rs6000/e500crtres64gpr.asm: Likewise.
15070 * config/rs6000/e500crtres64gprctr.asm: Likewise.
15071 * config/rs6000/e500crtrest32gpr.asm: Likewise.
15072 * config/rs6000/e500crtrest64gpr.asm: Likewise.
15073 * config/rs6000/e500crtresx32gpr.asm: Likewise.
15074 * config/rs6000/e500crtresx64gpr.asm: Likewise.
15075 * config/rs6000/e500crtsav32gpr.asm: Likewise.
15076 * config/rs6000/e500crtsav64gpr.asm: Likewise.
15077 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
15078 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
15079 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
15080 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
15081 * config/rs6000/eabi-ci.asm: Likewise.
15082 * config/rs6000/eabi-cn.asm: Likewise.
15083 * config/rs6000/eabi.asm: Likewise.
15084 * config/rs6000/linux-unwind.h: Likewise.
15085 * config/rs6000/linux64.h: Likewise.
15086 * config/rs6000/paired.h: Likewise.
15087 * config/rs6000/paired.md: Likewise.
15088 * config/rs6000/ppc64-fp.c: Likewise.
15089 * config/rs6000/ppu_intrinsics.h: Likewise.
15090 * config/rs6000/rs6000.h: Likewise.
15091 * config/rs6000/si2vmx.h: Likewise.
15092 * config/rs6000/sol-ci.asm: Likewise.
15093 * config/rs6000/sol-cn.asm: Likewise.
15094 * config/rs6000/spe.h: Likewise.
15095 * config/rs6000/spu2vmx.h: Likewise.
15096 * config/rs6000/sysv4.h: Likewise.
15097 * config/rs6000/tramp.asm: Likewise.
15098 * config/rs6000/vec_types.h: Likewise.
15099 * config/s390/linux-unwind.h: Likewise.
15100 * config/s390/tpf-unwind.h: Likewise.
15101 * config/score/crti.asm: Likewise.
15102 * config/score/crtn.asm: Likewise.
15103 * config/sh/crt1.asm: Likewise.
15104 * config/sh/crti.asm: Likewise.
15105 * config/sh/crtn.asm: Likewise.
15106 * config/sh/divtab-sh4-300.c: Likewise.
15107 * config/sh/divtab-sh4.c: Likewise.
15108 * config/sh/divtab.c: Likewise.
15109 * config/sh/lib1funcs-4-300.asm: Likewise.
15110 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
15111 * config/sh/lib1funcs.asm: Likewise.
15112 * config/sh/lib1funcs.h: Likewise.
15113 * config/sh/linux-atomic.asm: Likewise.
15114 * config/sh/linux-unwind.h: Likewise.
15115 * config/sh/shmedia.h: Likewise.
15116 * config/sh/sshmedia.h: Likewise.
15117 * config/sh/ushmedia.h: Likewise.
15118 * config/sparc/crtfastmath.c: Likewise.
15119 * config/sparc/linux-unwind.h: Likewise.
15120 * config/sparc/sol2-c1.asm: Likewise.
15121 * config/sparc/sol2-ci.asm: Likewise.
15122 * config/sparc/sol2-cn.asm: Likewise.
15123 * config/spu/divmodti4.c: Likewise.
15124 * config/spu/divv2df3.c: Likewise.
15125 * config/spu/float_disf.c: Likewise.
15126 * config/spu/float_unsdidf.c: Likewise.
15127 * config/spu/float_unsdisf.c: Likewise.
15128 * config/spu/float_unssidf.c: Likewise.
15129 * config/spu/mfc_multi_tag_release.c: Likewise.
15130 * config/spu/mfc_multi_tag_reserve.c: Likewise.
15131 * config/spu/mfc_tag_release.c: Likewise.
15132 * config/spu/mfc_tag_reserve.c: Likewise.
15133 * config/spu/mfc_tag_table.c: Likewise.
15134 * config/spu/multi3.c: Likewise.
15135 * config/spu/spu_internals.h: Likewise.
15136 * config/spu/spu_intrinsics.h: Likewise.
15137 * config/spu/spu_mfcio.h: Likewise.
15138 * config/spu/vec_types.h: Likewise.
15139 * config/spu/vmx2spu.h: Likewise.
15140 * config/stormy16/stormy16-lib2.c: Likewise.
15141 * config/svr4.h: Likewise.
15142 * config/sync.c: Likewise.
15143 * config/v850/lib1funcs.asm: Likewise.
15144 * config/vxlib-tls.c: Likewise.
15145 * config/vxlib.c: Likewise.
15146 * config/vxworks-dummy.h: Likewise.
15147 * config/xtensa/crti.asm: Likewise.
15148 * config/xtensa/crtn.asm: Likewise.
15149 * config/xtensa/ieee754-df.S: Likewise.
15150 * config/xtensa/ieee754-sf.S: Likewise.
15151 * config/xtensa/lib1funcs.asm: Likewise.
15152 * config/xtensa/lib2funcs.S: Likewise.
15153 * config/xtensa/linux-unwind.h: Likewise.
15154 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15155 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15156 * coretypes.h: Likewise.
15157 * crtstuff.c: Likewise.
15158 * defaults.h: Likewise.
15159 * dwarf2.h: Likewise.
15160 * emutls.c: Likewise.
15161 * gbl-ctors.h: Likewise.
15162 * gcov-io.h: Likewise.
15163 * ginclude/float.h: Likewise.
15164 * ginclude/iso646.h: Likewise.
15165 * ginclude/stdarg.h: Likewise.
15166 * ginclude/stdbool.h: Likewise.
15167 * ginclude/stddef.h: Likewise.
15168 * ginclude/stdfix.h: Likewise.
15169 * ginclude/stdint-gcc.h: Likewise.
15170 * ginclude/tgmath.h: Likewise.
15171 * gthr-aix.h: Likewise.
15172 * gthr-dce.h: Likewise.
15173 * gthr-gnat.c: Likewise.
15174 * gthr-gnat.h: Likewise.
15175 * gthr-lynx.h: Likewise.
15176 * gthr-mipssde.h: Likewise.
15177 * gthr-nks.h: Likewise.
15178 * gthr-posix.c: Likewise.
15179 * gthr-posix.h: Likewise.
15180 * gthr-posix95.h: Likewise.
15181 * gthr-rtems.h: Likewise.
15182 * gthr-single.h: Likewise.
15183 * gthr-solaris.h: Likewise.
15184 * gthr-tpf.h: Likewise.
15185 * gthr-vxworks.h: Likewise.
15186 * gthr-win32.h: Likewise.
15187 * gthr.h: Likewise.
15188 * libgcc2.c: Likewise.
15189 * libgcc2.h: Likewise.
15190 * libgcov.c: Likewise.
15191 * tsystem.h: Likewise.
15192 * typeclass.h: Likewise.
15193 * unwind-c.c: Likewise.
15194 * unwind-compat.h: Likewise.
15195 * unwind-dw2-fde-compat.c: Likewise.
15196 * unwind-dw2-fde-darwin.c: Likewise.
15197 * unwind-dw2-fde-glibc.c: Likewise.
15198 * unwind-dw2-fde.c: Likewise.
15199 * unwind-dw2-fde.h: Likewise.
15200 * unwind-dw2.c: Likewise.
15201 * unwind-dw2.h: Likewise.
15202 * unwind-generic.h: Likewise.
15203 * unwind-pe.h: Likewise.
15204 * unwind-sjlj.c: Likewise.
15205 * unwind.inc: Likewise.
15206 * config/arm/neon-gen.ml: Change generated copyright header to
15207 refer to version 3 of the GNU General Public License with
15208 version 3.1 of the GCC Runtime Library Exception and to point
15209 readers at the COPYING3 and COPYING3.RUNTIME files and the
15210 FSF's license web page.
15211 * config/arm/arm_neon.h: Regenerate.
15213 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15215 * config/cris/cris.md: Change copyright header to refer to version
15216 3 of the GNU General Public License.
15217 * doc/install.texi2html: Change copyright header to refer to version
15218 3 of the GNU General Public License and to point readers at the
15219 COPYING3 file and the FSF's license web page.
15220 * config/vax/linux.h: Likewise.
15222 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15224 * config/i386/i386.md (cmpcc): New.
15225 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15226 (sync_compare_and_swap_cc*): Delete.
15228 * config/s390/s390.c (s390_compare_emitted): Remove.
15229 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15230 s390_compare_emitted used to be handled. Assert that modes match.
15231 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15232 refer to sync_compare_and_swap_ccsi.
15233 * config/s390/s390.h (s390_compare_emitted): Remove.
15234 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15235 instead of s390_compare_emitted.
15236 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15237 instead of s390_compare_emitted.
15238 * config/s390/s390.md (cmpcc): New.
15239 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15240 CC_REGNUM, do not pretend it's set.
15241 (sync_compare_and_swap_cc*): Delete.
15242 * config/s390/predicates.md (cc_reg_operand): New.
15244 * expr.c (sync_compare_and_swap_cc): Delete.
15245 * optabs.h (sync_compare_and_swap_cc): Delete.
15246 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15247 is being used with can_compare_p.
15248 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15249 (find_cc_set): New.
15250 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15251 look for a MODE_CC set instead. Use emit_store_flag.
15252 (expand_compare_and_swap_loop): Likewise, with some additional
15253 complication to avoid a force_reg when useless. Use
15254 emit_cmp_and_jump_insns.
15255 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15256 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15257 sync_compare_and_swap documentation.
15259 2009-04-09 Jan Hubicka <jh@suse.cz>
15261 * except.c (find_prev_try): Break out from ....
15262 (duplicate_eh_regions): ... here; properly update prev_try pointers
15263 when duplication part of tree.
15264 (dump_eh_tree): Improve dumping.
15265 (verify_eh_region): New.
15266 (verify_eh_tree): Use it.
15268 2009-04-06 Richard Guenther <rguenther@suse.de>
15270 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15271 &ARRAY addresses by adjusting their types and prepending
15273 * tree-cfg.c (verify_gimple_assign_single): Verify that
15274 addresses are correct.
15276 2009-04-09 Richard Guenther <rguenther@suse.de>
15278 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15279 indices into an array reference if possible.
15280 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15281 Fold POINTER_PLUS_EXPR statements with invariant address.
15283 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15286 * config.gcc (powerpc64-*-linux*): Always build biarch.
15288 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15291 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15292 it and pedwarn if this results in an INTEGER_CST.
15294 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15296 * doc/install.texi: Update minimum GMP version. Remove obsolete
15297 text in MPFR section.
15299 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15301 * dwarf2out.c (class_scope_p): New static inline.
15302 (class_or_namespace_scope_p): Use it.
15303 (gen_variable_die): Use DW_TAG_member tag for static data member
15304 declarations instead of DW_TAG_variable.
15306 PR middle-end/39573
15307 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15310 2009-04-08 Richard Guenther <rguenther@suse.de>
15312 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15313 valueize random data.
15315 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15317 * config.gcc (aix tm_file): Add aix-stdint.h.
15318 (aix tm clause use_gcc_stdint): Set to wrap.
15319 * config/rs6000/aix-stdint.h: New file.
15321 2009-04-08 Richard Guenther <rguenther@suse.de>
15323 PR middle-end/36291
15324 * tree-dfa.c (add_referenced_var): Do not recurse into
15325 global initializers.
15326 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15328 (fold_const_aggregate_ref): Likewise.
15330 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15332 * recog.c (ordered_comparison_operator): New.
15333 * gensupport.c (std_preds): Add it.
15334 * doc/md.texi (Machine-Independent Predicates): Document it.
15336 2009-04-08 Jan Hubicka <jh@suse.cz>
15338 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15339 * function.h (rtl_eh): Remove exception_handler_label_map.
15340 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15341 remove_exception_handler_label, for_each_eh_label_1): Remove.
15342 (rtl_remove_unreachable_regions): Remove.
15343 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15344 (find_exception_handler_labels): Don't build the hashtable.
15345 (maybe_remove_eh_handler): Remove.
15346 (for_each_eh_label): Rewrite to walk the tree.
15347 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15348 * except.h (maybe_remove_eh_handler): Remove.
15349 * passes.c (init_optimization_passes): Schedule second EH cleanup
15351 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15352 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15354 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15356 * genoutput.c (validate_optab_operands): New.
15357 (gen_insn, gen_expand): Call it.
15359 * genflags.c (gen_insn): Detect misused iterators.
15360 (main): Pass line_no to gen_insn, exit with status 1 on error.
15362 * genextract.c (line_no): Make global.
15363 (VEC_safe_set_locstr): Change assertion to error message.
15364 (main): Exit with status 1 on error.
15366 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15370 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15371 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15372 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15373 * c-convert.c (convert): Do not call fold on results of conversion
15374 functions when the result is a C_MAYBE_CONST_EXPR.
15375 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15376 of __builtin_choose_expr.
15377 * c-typeck.c (remove_c_maybe_const_expr): New.
15378 (build_unary_op, build_conditional_expr, build_compound_expr,
15379 build_binary_op, c_objc_common_truthvalue_conversion): Call
15380 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15383 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15385 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15386 CODE to produce a new one. Add a prototype to use fold_convert_const
15388 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15391 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15392 mix declarations and code.
15394 2009-04-08 Ben Elliston <bje@au.ibm.com>
15396 * gcc.c: Replace `CC' with `GCC' throughout.
15398 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15400 * doc/invoke.texi: Document Atom support.
15402 2009-04-07 Jason Merrill <jason@redhat.com>
15405 * c-common.h, c-common.c: Add flag_pretty_templates.
15406 * c-opts.c (c_common_handle_option): Set it.
15407 * c.opt: Add -fno-pretty-templates.
15408 * doc/invoke.texi (C++ Dialect Options): Likewise.
15410 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15412 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15413 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15414 (ia64_expand_builtin): Likewise.
15416 2009-04-07 Martin Jambor <mjambor@suse.cz>
15418 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15419 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15420 ADDR_EXPRS are include too.
15422 2009-04-07 Richard Guenther <rguenther@suse.de>
15424 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15425 decls are only used if passes as parameters or if they are
15426 local statics and the call is not to a builtin.
15427 (call_may_clobber_ref_p_1): Likewise.
15429 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15431 * expr.c (do_store_flag): Remove last argument. Simplify code
15432 to avoid duplication of tests already done by can_compare_p.
15433 (expand_expr_real_1): Adjust caller.
15435 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15437 * optabs.c (can_compare_p): Test the predicate of a
15438 cbranch and cstore pattern.
15440 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15442 * expr.c (convert_move): Use emit_store_flag instead of
15445 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15447 * config/i386/i386.c (ix86_compare_emitted): Remove.
15448 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15449 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15450 * config/i386/i386.h (ix86_compare_emitted): Remove.
15451 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15452 instead of ix86_compare_emitted.
15453 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15455 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15457 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15458 Add t-sysroot-suffix to tmake_file.
15459 * config/print-sysroot-suffix.sh: New file.
15460 * config/t-sysroot-suffix: New file.
15462 2009-04-07 Ben Elliston <bje@au.ibm.com>
15464 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15465 as the latter produces a warning when the target does not support
15468 2009-04-07 Ben Elliston <bje@au.ibm.com>
15470 * dfp.c: Replace type punning assignments with memcpy throughout.
15471 * Makefile.in (dfp.o-warn): Remove.
15473 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15476 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15477 Include soft-fp/t-softfp after rs6000/t-linux64.
15479 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15481 * stor-layout.c (set_sizetype): Use the full precision of their
15482 machine mode for bitsize types.
15484 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15486 * config/i386/i386.md: Revert 2 accidental checkins.
15488 2009-04-06 Joey Ye <joey.ye@intel.com>
15489 Xuepeng Guo <xuepeng.guo@intel.com>
15490 H.J. Lu <hongjiu.lu@intel.com>
15492 Atom pipeline model, tuning and insn selection.
15493 * config.gcc (atom): Add atom config options and target.
15495 * config/i386/atom.md: New.
15497 * config/i386/i386.c (atom_cost): New cost.
15498 (m_ATOM): New macro flag.
15499 (initial_ix86_tune_features): Set m_ATOM.
15500 (x86_accumulate_outgoing_args): Likewise.
15501 (x86_arch_always_fancy_math_387): Likewise.
15502 (processor_target): Add Atom cost.
15503 (cpu_names): Add Atom cpu name.
15504 (override_options): Set Atom ISA.
15505 (ix86_issue_rate): New case PROCESSOR_ATOM.
15506 (ix86_adjust_cost): Likewise.
15508 * config/i386/i386.h (TARGET_ATOM): New target macro.
15509 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15510 (TARGET_OPT_AGU): New target option.
15511 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15512 (processor_type): Add PROCESSOR_ATOM.
15514 * config/i386/i386.md (cpu): Add new value "atom".
15515 (use_carry, movu): New attr.
15516 (atom.md): Include atom.md.
15517 (adddi3_carry_rex64): Set attr "use_carry".
15518 (addqi3_carry): Likewise.
15519 (addhi3_carry): Likewise.
15520 (addsi3_carry): Likewise.
15521 (*addsi3_carry_zext): Likewise.
15522 (subdi3_carry_rex64): Likewise.
15523 (subqi3_carry): Likewise.
15524 (subhi3_carry): Likewise.
15525 (subsi3_carry): Likewise.
15526 (x86_movdicc_0_m1_rex64): Likewise.
15527 (*x86_movdicc_0_m1_se): Likewise.
15528 (x86_movsicc_0_m1): Likewise.
15529 (*x86_movsicc_0_m1_se): Likewise.
15530 (*adddi_1_rex64): Emit add insn as much as possible.
15531 (*addsi_1): Likewise.
15532 (return_internal): Set atom_unit.
15533 (return_internal_long): Likewise.
15534 (return_pop_internal): Likewise.
15535 (*rcpsf2_sse): Set atom_sse_attr attr.
15536 (*qrt<mode>2_sse): Likewise.
15537 (*prefetch_sse): Likewise.
15539 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15541 (ix86_target_macros_internal): Likewise.
15543 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15544 (*prefetch_sse_rex): Likewise.
15545 (sse_rcpv4sf2): Likewise.
15546 (sse_vmrcpv4sf2): Likewise.
15547 (sse_sqrtv4sf2): Likewise.
15548 (<sse>_vmsqrt<mode>2): Likewise.
15549 (sse_ldmxcsr): Likewise.
15550 (sse_stmxcsr): Likewise.
15551 (*sse_sfence): Likewise.
15552 (sse2_clflush): Likewise.
15553 (*sse2_mfence): Likewise.
15554 (*sse2_lfence): Likewise.
15555 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15556 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15557 (avx_movdqu<avxmodesuffix>): Likewise.
15558 (avx_lddqu<avxmodesuffix>): Likewise.
15559 (sse2_movntv2di): Change attr "type" to "ssemov".
15560 (sse2_movntsi): Likewise.
15561 (rsqrtv8sf2): Change attr "type" to "sseadd".
15562 (sse3_addsubv2df3): Set attr "atom_unit".
15563 (sse3_h<plusminus_insn>v4sf3): Likewise.
15564 (*sse2_pmaddwd): Likewise.
15565 (*vec_extractv2di_1_rex64): Likewise.
15566 (*vec_extractv2di_1_avx): Likewise.
15567 (sse2_psadbw): Likewise.
15568 (ssse3_phaddwv8hi3): Likewise.
15569 (ssse3_phaddwv4hi3): Likewise.
15570 (ssse3_phadddv4si3): Likewise.
15571 (ssse3_phadddv2si3): Likewise.
15572 (ssse3_phaddswv8hi3): Likewise.
15573 (ssse3_phaddswv4hi3): Likewise.
15574 (ssse3_phsubwv8hi3): Likewise.
15575 (ssse3_phsubwv4hi3): Likewise.
15576 (ssse3_phsubdv4si3): Likewise.
15577 (ssse3_phsubdv2si3): Likewise.
15578 (ssse3_phsubswv8hi3): Likewise.
15579 (ssse3_phsubswv4hi3): Likewise.
15580 (ssse3_pmaddubsw128): Likewise.
15581 (sse3_pmaddubsw: Likewise.
15582 (ssse3_palignrti): Likewise.
15583 (ssse3_palignrdi): Likewise.
15585 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15587 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15589 2009-04-06 Richard Guenther <rguenther@suse.de>
15591 PR tree-optimization/28868
15592 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15593 of which PHI results we inserted.
15594 (insert_into_preds_of_block): Record inserted PHIs.
15595 (eliminate): Eliminate redundant PHI nodes.
15596 (init_pre): Init inserted_phi_names.
15598 2009-04-06 Richard Guenther <rguenther@suse.de>
15600 PR tree-optimization/39643
15601 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15602 IMAGPART_EXPRs of complex constants.
15603 (execute_fold_all_builtins): If we folded a call queue
15604 TODO_update_address_taken.
15606 2009-04-06 Jan Hubicka <jh@suse.cz>
15608 PR middle-end/39659
15609 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15612 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15614 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15616 (ic_invalidate_array): Likewise.
15618 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15620 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15621 alignment for library calls.
15623 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15625 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15626 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15627 * config/i386/mingw-stdint.h: New file.
15629 2009-04-05 Richard Guenther <rguenther@suse.de>
15631 PR tree-optimization/39648
15632 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15633 our &A vs. &A[0] IL deficiencies.
15635 2009-04-04 Jan Hubicka <jh@suse.cz>
15637 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15638 removed toplevel regions.
15639 (sjlj_mark_call_sites): Likewise.
15641 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15643 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15644 (cygwin tm clause use_gcc_stdint): Set to wrap.
15645 * config/i386/cygwin-stdint.h: New file.
15647 2009-04-04 Richard Guenther <rguenther@suse.de>
15649 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15650 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15651 single-argument PHIs if we are in loop-closed SSA form.
15652 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15653 for the pre-condition.
15654 (slpeel_tree_peel_loop_to_edge): Likewise.
15655 (vect_build_loop_niters): Take an optional sequence to append stmts.
15656 (vect_generate_tmps_on_preheader): Likewise.
15657 (vect_do_peeling_for_loop_bound): Take extra guards for the
15659 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15660 the cost model check.
15661 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15662 guards if we are going to peel. Do not apply versioning in that case.
15663 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15664 (vect_do_peeling_for_loop_bound): Likewise.
15665 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15666 loop bound only record extra pre-conditions, do not apply loop
15669 2009-04-04 Richard Guenther <rguenther@suse.de>
15671 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15674 2009-04-04 Jan Hubicka <jh@suse.cz>
15676 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15677 last_basic_block for size of bb->index indexed array.
15678 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15679 compute_out, link_btr_uses, build_btr_def_use_webs,
15680 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15682 2009-04-04 Jan Hubicka <jh@suse.cz>
15684 * except.c (remove_eh_handler_and_replace): Break out from ...
15685 (remove_eh_handler): ... here.
15686 (bring_to_root): New function.
15687 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15688 handled ones, bring others to root of tree.
15690 2009-04-04 Jan Hubicka <jh@suse.cz>
15692 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15693 (all_phis_safe_to_merge): New function.
15694 (update_info): New structure.
15695 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15696 (cleanup_empty_eh): Update SSA if possible.
15698 2009-04-04 Richard Guenther <rguenther@suse.de>
15700 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15701 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15702 (append_vuse): Likewise.
15704 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15706 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15707 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15708 instead of REG_UNSAVED for DW_CFA_undefined.
15709 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15710 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15713 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15716 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15717 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15718 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15720 2009-04-04 Richard Guenther <rguenther@suse.de>
15722 PR tree-optimization/8781
15723 PR tree-optimization/37892
15724 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15725 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15726 (valueize_refs): Call it for *& valueizations.
15727 (shared_reference_ops_from_ref): Rename to ...
15728 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15729 (shared_reference_ops_from_call): Rename to ...
15730 (valueize_shared_reference_ops_from_call): ... this and valueize.
15731 (vn_reference_lookup): Update.
15732 (visit_reference_op_call): Likewise.
15733 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15734 (eliminate): Value-replace the call address in call statements.
15736 2009-04-04 Richard Guenther <rguenther@suse.de>
15738 PR tree-optimization/39636
15739 * tree-ssa-forwprop.c
15740 (forward_propagate_addr_into_variable_array_index): Check for
15741 GIMPLE_ASSIGN before accessing the rhs code.
15743 2009-04-03 Jason Merrill <jason@redhat.com>
15745 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15747 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15749 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15750 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15751 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15752 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15753 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15754 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15755 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15756 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15757 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15758 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15759 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15760 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15761 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15762 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15763 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15764 Use fr_reg_or_fp01_operand instead of fr_register_operand
15766 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15767 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15768 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15770 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15772 PR rtl-optimization/39607
15773 PR rtl-optimization/39631
15777 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15778 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15779 instead of DF_LR_OUT.
15780 * ira-lives.c (process_bb_node_lives): Ditto.
15781 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15782 instead of DF_LR_{OUT,IN}.
15783 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15784 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15786 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15788 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15789 (execute_lower_omp): Always run but take the short way out if -fopenmp
15791 (gate_lower_omp): Remove, forcing the pass manager to always run the
15792 pass and always set PROP_gimple_lomp.
15793 (pass_lower_omp): Remove gate function.
15794 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15795 PROP_trees. Instead, require it.
15796 * ipa-cp.c (pass_ipa_cp): Likewise.
15797 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15798 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15799 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15800 and PROP_gimple_leh.
15802 2009-04-03 Richard Guenther <rguenther@suse.de>
15804 PR middle-end/13146
15805 PR tree-optimization/23940
15806 PR tree-optimization/33237
15807 PR middle-end/33974
15808 PR middle-end/34093
15809 PR tree-optimization/36201
15810 PR tree-optimization/36230
15811 PR tree-optimization/38049
15812 PR tree-optimization/38207
15813 PR tree-optimization/38230
15814 PR tree-optimization/38301
15815 PR tree-optimization/38585
15816 PR middle-end/38895
15817 PR tree-optimization/38985
15818 PR tree-optimization/39299
15819 * tree-ssa-structalias.h: Remove.
15820 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15821 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15822 (struct vuse_element_d): Remove.
15823 (struct vuse_vec_d): Likewise.
15824 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15825 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15826 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15827 VUSE_ELEMENT_VAR): Likewise.
15828 (struct voptype_d): Likewise.
15829 (NUM_VOP_FREE_BUCKETS): Likewise.
15830 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15831 (struct stmt_operands_d): Remove.
15832 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15833 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15834 VDEF_NUM, VDEF_VECT): Likewise.
15835 (copy_virtual_operands): Remove.
15836 (operand_build_cmp): Likewise.
15837 (create_ssa_artificial_load_stmt): Likewise.
15838 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15839 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15840 vuse_index and mayuse_index members. Pack and move done and iter_type
15841 members to the front.
15842 (SSA_OP_VMAYUSE): Remove.
15843 (SSA_OP_VIRTUAL_USES): Adjust.
15844 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15845 (unlink_stmt_vdef): Declare.
15846 (add_to_addressable_set): Remove.
15847 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15848 (vrp_visit_stmt): Likewise.
15849 * doc/tree-ssa.texi (Alias analysis): Update.
15850 * doc/invoke.texi (max-aliased-vops): Remove docs.
15851 (avg-aliased-vops): Likewise.
15852 * tree-into-ssa.c (syms_to_rename): Remove.
15853 (need_to_update_vops_p): Likewise.
15854 (need_to_initialize_update_ssa_p): Rename to ...
15855 (update_ssa_initialized_fn): ... this. Track function we are
15857 (symbol_marked_for_renaming): Simplify.
15858 (add_new_name_mapping): Do not set need_to_update_vops_p.
15859 (dump_currdefs): Use SYMS_TO_RENAME.
15860 (rewrite_update_stmt): Always walk all uses/defs.
15861 (dump_update_ssa): Adjust.
15862 (init_update_ssa): Take function argument. Track what we are
15864 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15865 (create_new_def_for): Initialize for cfun, assert we are initialized
15867 (mark_sym_for_renaming): Simplify.
15868 (mark_set_for_renaming): Do not initialize update-ssa.
15869 (need_ssa_update_p): Simplify. Take function argument.
15870 (name_mappings_registered_p): Assert we ask for the correct function.
15871 (name_registered_for_update_p): Likewise.
15872 (ssa_names_to_replace): Likewise.
15873 (release_ssa_name_after_update_ssa): Likewise.
15874 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15875 (dump_decl_set): Do not print a newline.
15876 (debug_decl_set): Do it here.
15877 (dump_update_ssa): And here.
15878 * tree-ssa-loop-im.c (move_computations): Adjust.
15879 (movement_possibility): Likewise.
15880 (determine_max_movement): Likewise.
15881 (gather_mem_refs_stmt): Likewise.
15882 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15883 or NAME_MEMORY_TAG.
15884 * tree-complex.c (update_all_vops): Remove.
15885 (expand_complex_move): Adjust.
15886 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15887 Simplify test for memory referencing statement. Exclude
15888 non-invariant ADDR_EXPRs.
15889 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15890 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15891 (rdg_flag_uses): Likewise.
15892 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15894 (tree_optimize_tail_calls_1): Also split the
15895 edge from the entry block if we have degenerate PHI nodes in
15896 the first basic block.
15897 * tree.c (init_ttree): Remove memory-tag related code.
15898 (tree_code_size): Likewise.
15899 (tree_node_structure): Likewise.
15900 (build7_stat): Re-write to be build6_stat.
15901 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15902 (SSA_VAR_P): Adjust.
15903 (struct tree_memory_tag): Remove.
15904 (struct tree_memory_partition_tag): Likewise.
15905 (union tree_node): Adjust.
15906 (build7): Re-write to be build6.
15907 * tree-pass.h (pass_reset_cc_flags): Remove.
15908 (TODO_update_address_taken): New flag.
15909 (pass_simple_dse): Remove.
15910 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15911 * params.h (MAX_ALIASED_VOPS): Remove.
15912 (AVG_ALIASED_VOPS): Likewise.
15913 * omp-low.c (expand_omp_taskreg): Update SSA form.
15914 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15915 aliases the lhs in a copy stmt.
15916 * tree-ssa-dse.c (struct address_walk_data): Remove.
15917 (memory_ssa_name_same): Likewise.
15918 (memory_address_same): Likewise.
15919 (get_kill_of_stmt_lhs): Likewise.
15920 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15921 unused stores. Look through PHI nodes into post-dominated regions.
15922 (dse_optimize_stmt): Simplify. Properly remove stores.
15923 (tree_ssa_dse): Compute dominators.
15924 (execute_simple_dse): Remove.
15925 (pass_simple_dse): Likewise.
15926 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15927 gimple_loaded_syms and gimple_stored_syms computation.
15928 * toplev.c (dump_memory_report): Dump alias and pta stats.
15929 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15930 (vn_reference_eq): Likewise.
15931 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15932 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15933 valueize_vuses): Remove.
15934 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15935 (get_def_ref_stmt_vuse): ... this.
15936 (vn_reference_lookup_2): New function.
15937 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15938 walking equivalent vuses. Simplify.
15939 (vn_reference_lookup): Likewise.
15940 (vn_reference_insert): Likewise.
15941 (vn_reference_insert_pieces): Likewise.
15942 (visit_reference_op_call): Simplify.
15943 (visit_reference_op_load): Likewise.
15944 (visit_reference_op_store): Likewise.
15945 (init_scc_vn): Remove shared_lookup_vuses initialization.
15946 (free_scc_vn): Remove shared_lookup_vuses freeing.
15947 (sort_vuses, sort_vuses_heap): Remove.
15948 (get_ref_from_reference_ops): Export.
15949 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15950 vector with single vuse pointer.
15951 (vn_reference_lookup_pieces, vn_reference_lookup,
15952 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15953 (shared_vuses_from_stmt): Remove.
15954 (get_ref_from_reference_ops): Declare.
15955 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15956 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15957 memory-tag related code.
15958 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15959 (likely_value): Add comment, skip static-chain of call statements.
15960 (surely_varying_stmt_p): Adjust.
15961 (gimplify_and_update_call_from_tree): Likewise.
15962 (execute_fold_all_builtins): Do not rebuild alias info.
15963 (gimplify_and_update_call_from_tree): Properly update VOPs.
15964 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15965 (copy_ref_info): Remove memory-tag related code.
15966 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15967 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15968 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15970 * tree-ssa-dom.c (gimple_p): Remove typedef.
15971 (eliminate_redundant_computations): Adjust.
15972 (record_equivalences_from_stmt): Likewise.
15973 (avail_expr_hash): Likewise.
15974 (avail_expr_eq): Likewise.
15975 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15976 (stmt_makes_single_load): Likewise.
15977 (stmt_makes_single_store): Likewise.
15978 * tree-ssa-alias.c: Rewrite completely.
15979 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15980 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15981 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15982 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15983 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15984 Remove public functions.
15985 (pass_reset_cc_flags): Remove.
15986 (pass_build_alias): Move ...
15987 * tree-ssa-structalias.c (pass_build_alias): ... here.
15988 * tree-ssa-alias.c (may_be_aliased): Move ...
15989 * tree-flow-inline.h (may_be_aliased): ... here.
15990 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15991 count_uses_and_derefs): Move ...
15992 * gimple.c: ... here.
15993 * gimple.h (count_uses_and_derefs): Declare.
15994 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15995 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15996 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15997 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15998 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15999 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
16000 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
16002 * tree-dfa.c (refs_may_alias_p): Move ...
16003 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
16004 * tree-ssa-alias.h: New file.
16005 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
16006 (statement_sink_location): Likewise.
16007 * opts.c (decode_options): Do not adjust max-aliased-vops or
16008 avg-aliased-vops values.
16009 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
16010 (TV_CALL_CLOBBER): Likewise.
16011 (TV_FLOW_SENSITIVE): Likewise.
16012 (TV_FLOW_INSENSITIVE): Likewise.
16013 (TV_MEMORY_PARTITIONING): Likewise.
16014 (TV_ALIAS_STMT_WALK): New timevar.
16015 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
16016 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
16017 (get_address_description): Remove memory-tag related code.
16018 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
16019 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
16020 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
16021 and immediate uses in statements. Document.
16022 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
16023 (dump_symbols): Remove.
16024 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
16025 * alias.c (get_deref_alias_set): New function split out from ...
16026 (get_alias_set): ... here.
16027 * alias.h (get_deref_alias_set): Declare.
16028 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
16029 type parameter. Remove restrict pointer handling. Create a
16030 ref-all pointer in case type-based alias sets do not conflict.
16031 (vect_analyze_data_refs): Remove SMT related code.
16032 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
16033 (vectorizable_load): Likewise.
16034 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
16035 (DR_SYMBOL_TAG, DR_VOPS): Remove.
16036 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
16037 Ignore vops and SMTs.
16038 (dr_analyze_alias): Likewise..
16039 (free_data_ref): Likewise.
16040 (create_data_ref): Likewise.
16041 (analyze_all_data_dependences): Likewise.
16042 (get_references_in_stmt): Adjust.
16043 * tree-flow-inline.h (gimple_aliases_computed_p,
16044 gimple_addressable_vars, gimple_call_clobbered_vars,
16045 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
16046 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
16047 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
16048 gimple_mem_ref_stats): Remove.
16049 (gimple_vop): New function.
16050 (op_iter_next_use): Remove vuses and mayuses cases.
16051 (op_iter_next_def): Remove vdefs case.
16052 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
16053 (clear_and_done_ssa_iter): Do not set removed fields.
16054 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
16055 Assert we are not iterating over vuses or vdefs if not also
16056 iterating over uses or defs.
16057 (op_iter_init_use): Likewise.
16058 (op_iter_init_def): Likewise.
16059 (op_iter_next_vdef): Remove.
16060 (op_iter_next_mustdef): Likewise.
16061 (op_iter_init_vdef): Likewise.
16062 (compare_ssa_operands_equal): Likewise.
16063 (link_use_stmts_after): Handle vuse operand.
16064 (is_call_used): Use is_call_clobbered.
16065 (is_call_clobbered): Global variables are always call clobbered,
16066 query the call-clobbers bitmap.
16067 (mark_call_clobbered): Ignore global variables.
16068 (clear_call_clobbered): Likewise.
16069 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
16070 virtual operands sanity check.
16071 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
16073 (TARGET_MEM_REF): Remove TMR_TAG operand.
16074 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
16075 Remove call-clobber related code.
16076 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
16077 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
16078 partitions or escape reason.
16079 (get_single_def_stmt, get_single_def_stmt_from_phi,
16080 get_single_def_stmt_with_phi): Remove.
16081 (dump_referenced_vars): Tidy.
16082 (get_ref_base_and_extent): Allow bare decls.
16083 (collect_dfa_stats): Adjust.
16084 * graphite.c (rename_variables_in_stmt): Adjust.
16085 (graphite_copy_stmts_from_block): Likewise.
16086 (translate_clast): Likewise.
16087 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
16089 (translate_vuse_through_block): Use the oracle.
16090 (phi_translate_1): Adjust.
16091 (value_dies_in_block_x): Use the oracle. Cache the outcome
16093 (valid_in_sets): Check if the VUSE for
16094 a REFERENCE is available.
16095 (eliminate): Do not remove stmts during elimination,
16096 instead queue and remove them afterwards.
16097 (do_pre): Do not rebuild alias info.
16098 (pass_pre): Run TODO_rebuild_alias before PRE.
16099 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
16100 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
16101 (mark_all_v_defs_stmt): Remove.
16102 (mark_all_v_defs_seq): Adjust.
16103 (sra_replace): Likewise.
16104 (scalarize_use): Likewise.
16105 (scalarize_copy): Likewise.
16106 (scalarize_init): Likewise.
16107 (scalarize_ldst): Likewise.
16108 (todoflags): Remove.
16109 (tree_sra): Do not rebuild alias info.
16110 (tree_sra_early): Adjust.
16111 (pass_sra): Run TODO_update_address_taken before SRA.
16112 * tree-predcom.c (set_alias_info): Remove.
16113 (prepare_initializers_chain): Do not call it.
16114 (mark_virtual_ops_for_renaming): Adjust.
16115 (mark_virtual_ops_for_renaming_list): Remove.
16116 (initialize_root_vars): Adjust.
16117 (initialize_root_vars_lm): Likewise.
16118 (prepare_initializers_chain): Likewise.
16119 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
16120 (may_propagate_copy_into_stmt): Likewise.
16121 (merge_alias_info): Do nothing for now.
16122 (propagate_tree_value_into_stmt): Adjust.
16123 (stmt_may_generate_copy): Likewise.
16124 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
16125 not mark symbols for renaming.
16126 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
16127 with the same statement, make sure to update the new pointed-to one.
16128 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
16129 call statements, do not mark symbols for renaming.
16130 (mark_operand_necessary): Dump something.
16131 (ref_may_be_aliased): New function.
16132 (mark_aliased_reaching_defs_necessary_1): New helper function.
16133 (mark_aliased_reaching_defs_necessary): Likewise.
16134 (mark_all_reaching_defs_necessary_1): Likewise.
16135 (mark_all_reaching_defs_necessary): Likewise.
16136 (propagate_necessity): Do not process virtual PHIs. For
16137 non-aliased loads mark all reaching definitions as necessary.
16138 For aliased loads and stores mark the immediate dominating
16139 aliased clobbers as necessary.
16140 (visited): New global static.
16141 (perform_tree_ssa_dce): Free visited bitmap after propagating
16143 (remove_dead_phis): Perform simple dead virtual PHI removal.
16144 (remove_dead_stmt): Properly unlink virtual operands when
16146 (eliminate_unnecessary_stmts): Schedule PHI removal after
16148 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16149 (process_replaceable): Likewise.
16150 (find_replaceable_in_bb): Likewise.
16151 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16152 based on the single gimple vop.
16153 (verify_flow_insensitive_alias_info): Remove.
16154 (verify_flow_sensitive_alias_info): Likewise.
16155 (verify_call_clobbering): Likewise.
16156 (verify_memory_partitions): Likewise.
16157 (verify_alias_info): Likewise.
16158 (verify_ssa): Adjust..
16159 (execute_update_addresses_taken): Export. Update SSA
16160 manually. Optimize only when optimizing. Use a local bitmap.
16161 (pass_update_address_taken): Remove TODO_update_ssa, add
16163 (pass_update_address_taken): Just use TODO_update_address_taken.
16164 (init_tree_ssa): Do not initialize addressable_vars.
16165 (verify_ssa): Verify new VUSE / VDEF properties.
16166 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16167 Do not call verify_alias_info.
16168 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16169 Do not free the loaded and stored syms bitmaps. Reset the escaped
16170 and callused solutions. Do not free addressable_vars.
16171 Remove memory-tag related code.
16172 (warn_uninitialized_var): Aliases are always available.
16173 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16174 * lambda-code.c (can_put_in_inner_loop): Adjust.
16175 (can_put_after_inner_loop): Likewise.
16176 (perfect_nestify): Likewise.
16177 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16178 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16179 (vectorizable_conversion): Do not mark symbols for renaming.
16180 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16181 (expand_call_inline): Unlink the calls virtual operands before
16183 (tree_function_versioning): Do not call update_ssa if we are not
16184 updating clones. Simplify.
16185 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16186 (propagate_with_phi): Likewise..
16187 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16188 clobber code. Assert we are not aliased or global.
16189 * tree-flow.h: Include tree-ssa-alias.h
16190 (enum escape_type): Remove.
16191 (struct mem_sym_stats_d): Likewise.
16192 (struct mem_ref_stats_d): Likewise.
16193 (struct gimple_df): Add vop member. Remove global_var,
16194 call_clobbered_vars, call_used_vars, addressable_vars,
16195 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16196 escaped and callused members.
16197 (struct ptr_info_def): Remove all members, add points-to solution
16199 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16200 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16201 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16202 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16203 (tree-ssa-alias.o): Likewise.
16204 (toplev.o): Add tree-ssa-alias.h
16205 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16206 * gimple.c (gimple_set_bb): Fix off-by-one error.
16207 (is_gimple_reg): Do not handle memory tags.
16208 (gimple_copy): Also copy virtual operands.
16209 Delay updating the statement. Do not reset loaded and stored syms.
16210 (gimple_set_stored_syms): Remove.
16211 (gimple_set_loaded_syms): Likewise.
16212 (gimple_call_copy_skip_args): Copy the virtual operands
16213 and mark the new statement modified.
16214 * tree-ssa-structalias.c (may_alias_p): Remove.
16215 (set_uids_in_ptset): Take the alias set to prune with as
16216 parameter. Fold in the alias test of may_alias_p.
16217 (compute_points_to_sets): Compute whether a ptr is dereferenced
16218 in a local sbitmap.
16219 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16220 other ADDRESSOF constraints on the lhs.
16221 (get_constraint_for_component_ref): Assert that we don't get
16222 ADDRESSOF constraints from the base of the reference.
16223 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16224 (struct variable_info): Remove collapsed_to member.
16225 (get_varinfo_fc): Remove.
16226 (new_var_info): Do not set collapsed_to.
16227 (dump_constraint): Do not follow cycles.
16228 (dump_constraint_graph): Likewise.
16229 (build_pred_graph): Likewise.
16230 (build_succ_graph): Likewise.
16231 (rewrite_constraints): Likewise.
16232 (do_simple_structure_copy): Remove.
16233 (do_rhs_deref_structure_copy): Remove.
16234 (do_lhs_deref_structure_copy): Remove.
16235 (collapse_rest_of_var): Remove.
16236 (do_structure_copy): Re-implement.
16237 (pta_stats): New global variable.
16238 (dump_pta_stats): New function.
16239 (struct constraint_expr): Make offset signed.
16240 (UNKNOWN_OFFSET): Define special value.
16241 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16242 (solution_set_expand): New helper function split out from ...
16243 (do_sd_constraint): ... here.
16244 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16245 (do_ds_constraint): Likewise.
16246 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16247 and CALLUSED = *CALLUSED.
16248 (set_union_with_increment): Make inc argument signed.
16249 (type_safe): Remove.
16250 (get_constraint_for_ptr_offset): Handle unknown and negative
16252 (first_vi_for_offset): Handle offsets before start. Bail
16253 out early for offsets beyond the variable extent.
16254 (first_or_preceding_vi_for_offset): New function.
16255 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16256 Together with ESCAPED = *ESCAPED this properly computes reachability.
16257 (find_what_var_points_to): New function.
16258 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16259 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16260 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16261 pt_solutions_intersect): New functions.
16262 (compute_call_used_vars): Remove.
16263 (compute_may_aliases): New main entry into PTA computation.
16264 * gimple.h (gimple_p): New typedef.
16265 (struct gimple_statement_base): Remove references_memory_p.
16266 (struct gimple_statement_with_memory_ops_base): Remove
16267 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16269 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16270 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16271 gimple_set_references_memory): Remove.
16272 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16273 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16275 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16276 (verify_expr): Allow RESULT_DECL.
16277 (gimple_duplicate_bb): Do not copy virtual operands.
16278 (gimple_duplicate_sese_region): Adjust.
16279 (gimple_duplicate_sese_tail): Likewise.
16280 (mark_virtual_ops_in_region): Remove.
16281 (move_sese_region_to_fn): Do not call it.
16282 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16283 and pass_simple_dse.
16284 (execute_function_todo): Handle TODO_update_address_taken,
16285 call execute_update_addresses_taken for TODO_rebuild_alias.
16286 (execute_todo): Adjust.
16287 (execute_one_pass): Init dump files early.
16288 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16290 (create_general_new_stmt): Clear vops.
16291 * tree-ssa-reassoc.c (get_rank): Adjust.
16292 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16293 symbols for renaming.
16294 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16295 (PARAM_AVG_ALIASED_VOPS): Likewise.
16296 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16297 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16298 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16299 (operand_build_cmp, copy_virtual_operands,
16300 create_ssa_artificial_load_stmt, add_to_addressable_set,
16301 gimple_add_to_addresses_taken): Remove public functions.
16302 (unlink_stmt_vdef): New function.
16304 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16306 * config.gcc (powerpc-*-linux*): Merge variants.
16308 2009-04-02 Chao-ying Fu <fu@mips.com>
16309 James Grosbach <james.grosbach@microchip.com>
16311 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16312 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16314 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16315 keep_interrupts_masked_p, use_debug_exception_return_p.
16316 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16317 keep_interrupts_masked, use_debug_exception_return.
16318 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16319 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16321 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16322 (mips_print_operand): Process COP0 registers to print $0 .. $31
16323 correctly for GAS to process.
16324 (mips_interrupt_extra_call_saved_reg_p): New function.
16325 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16327 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16328 (mips_compute_frame_info): Add supports for interrupt context that
16329 includes doubleword accumulators and COP0 registers.
16330 (mips_for_each_saved_acc): New function.
16331 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16332 mips_for_each_saved_reg.
16333 (mips_save_reg): Save accumulators.
16334 (mips_kernel_reg_p): A new for_each_rtx callback.
16335 (mips_expand_prologue): Support interrupt handlers.
16336 (mips_restore_reg): Restore accumulators.
16337 (mips_expand_epilogue): Support interrupt handlers.
16338 (mips_can_use_return_insn): Return false for interrupt handlers.
16339 (mips_epilogue_uses): New function.
16340 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16341 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16342 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16343 cop0_move): New instructions.
16344 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16345 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16347 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16349 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16350 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16351 interrupt handlers, we use K0 as the temporary register.
16352 (EPILOGUE_USES): Change to a function call.
16353 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16354 handlers, we use K0 as the temporary register.
16356 * doc/extend.texi (Function Attributes): Document interrupt,
16357 use_shadow_register_set, keep_interrupts_masked,
16358 use_debug_exception_return for MIPS attributes.
16360 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16362 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16363 Remove a number of t-files from tmake_file.
16364 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16365 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16366 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16367 target_prototype, not TARGET_PROTOTYPE.
16368 (LINK_OS_GNU_SPEC): Define.
16369 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16370 and darwin-ldoubdle.c.
16372 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16375 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16376 (cpp_options): Ditto.
16377 (default_compilers): Ditto.
16378 (display_help): Ditto.
16379 (process_command): Ditto.
16380 (do_spec_1): Ditto.
16381 (set_input): Use lbasename instead of duplicate code.
16382 (save_temps_prefix): New static for -save-temps=obj.
16383 (save_temps_length): Ditto.
16385 * doc/invoke.texi (-save-temps=obj): Document new variant to
16386 -save-temps switch.
16388 2009-04-02 Jeff Law <law@redhat.com>
16390 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16393 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16395 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16396 * configure: Regenerated.
16398 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16400 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16401 share the argument list.
16403 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16407 2009-02-12 Diego Novillo <dnovillo@google.com>
16409 * varpool.c (debug_varpool): New.
16410 * cgraph.h (debug_varpool): Declare.
16412 2009-04-02 Jan Hubicka <jh@suse.cz>
16414 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16417 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16419 * config/i386/i386.c (ix86_abi): Move initialization to ...
16420 (override_options): Here.
16422 2009-04-02 Christian Bruel <christian.bruel@st.com>
16424 * config/sh/sh.c (sh_dwarf_register_span): New function.
16425 (TARGET_DWARF_REGISTER_SPAN): Define.
16426 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16428 2009-04-02 Ira Rosen <irar@il.ibm.com>
16430 PR tree-optimization/39595
16431 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16432 interleaved loads group is not greater than the SLP group size.
16434 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16436 * builtins.c (is_builtin_name): New.
16437 (called_as_built_in): Use is_builtin_name.
16438 * tree.h (is_builtin_name): New.
16439 * varasm.c (incorporeal_function_p): Use is_builtin_name
16441 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16443 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16445 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16448 * c-decl.c (clone_underlying_type): Move this ...
16449 * c-common.c (set_underlying_type): ... here.
16450 Also, make sure the function properly sets TYPE_STUB_DECL() on
16451 the newly created typedef variant type.
16452 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16453 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16456 2009-04-02 Richard Guenther <rguenther@suse.de>
16458 PR tree-optimization/37221
16459 * tree-flow.h (degenerate_phi_result): Declare.
16460 * tree-ssa-dom.c (degenerate_phi_result): Export.
16461 * tree-scalar-evolution.c (analyze_initial_condition): If
16462 the initial condition is defined by a degenerate PHI node
16463 use the degenerate value.
16465 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16467 PR rtl-optimization/39588
16468 * combine.c (merge_outer_ops): Do not set the constant when this
16470 (simplify_shift_const_1): Do not modify it either in this case.
16472 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16474 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16475 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16477 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16480 * c-lex.c (interpret_float): Default (no suffix) is double.
16482 2009-04-1 Xinliang David Li <davidxl@google.com>
16484 * config/i386/i386.c (legitimate_constant_p): Recognize
16485 all one vector constant.
16487 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16489 * config/vax/vax.c: Add #includes to silence warnings.
16490 Change #include order to silence two warnings.
16492 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16494 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16495 (ASM_SPEC): Pass -k to the assembler for PIC code.
16497 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16499 * config.gcc: Add vax-*-linux* to the switch.
16500 * config/vax/linux.h: New file. (TARGET_VERSION,
16501 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16503 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16505 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16506 Use predicate macros instead of GET_CODE() == foo.
16507 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16508 ashlsi3, rotrsi3, <unnamed>): Likewise.
16510 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16512 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16513 jbbccihi, jbbccisi): Remova trailing whitespace.
16514 * config/vax/constraints.md: Likewise.
16515 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16516 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16517 * config/vax/predicates.md: Likewise.
16518 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16519 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16520 * config/vax/vax.h: Likewise.
16521 * config/vax/vax.md (nonlocal_goto): Likewise.
16523 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16525 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16526 (indirectable_address_p, adjacent_operands_p): Add spaces around
16528 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16530 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16532 * config/vax/vax.c (legitimate_constant_address_p,
16533 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16534 index_term_p, reg_plus_index_p, legitimate_address_p,
16535 vax_mode_dependent_address_p): Update comments to match functions
16536 modified by the recent int->bool conversion.
16538 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16540 * config/vax/builtins.md: Update copyright message.
16541 * config/vax/constraints.md: Likewise.
16542 * config/vax/netbsd-elf.h: Likewise.
16543 * config/vax/predicates.md: Likewise.
16544 * config/vax/vax-protos.h: Likewise.
16545 * config/vax/vax.c: Likewise.
16546 * config/vax/vax.h: Likewise.
16547 * config/vax/vax.md: Likewise.
16548 * config/vax/vax.opt: Likewise.
16550 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16552 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16553 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16554 * config/vax/constraints.md (B, R): Likewise.
16555 * config/vax/predicates.md (external_memory_operand,
16556 nonimmediate_addsub_di_operand): Likewise.
16557 * config/vax/vax.c (vax_output_int_add): Likewise.
16558 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16559 untyped_call): Likewise.
16561 2009-04-01 Matt Thomas <matt@3am-software.com>
16563 * config/vax/predicates.md: New file.
16564 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16565 external_const_operand, nonsymbolic_operand, external_memory_operand,
16566 indirect_memory_operand, indexed_memory_operand,
16567 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16568 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16570 * config/vax/constraints.md: New file.
16571 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16573 * config/vax/builtins.md: New file.
16574 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16575 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16577 * config/vax/vax.opt (mqmath): Add option.
16578 * config/vax/vax.md (isfx): Extend with DI.
16579 (VAXintQH, VAXintQHSD): Define.
16580 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16581 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16582 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16583 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16584 (movdi): Update constraints and use vax_output_int_move().
16585 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16586 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16587 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16588 nonlocal_goto): New.
16589 (mov<mode>): Extend accepted operand types.
16590 (subdi3_old): Rename from subdi3, change update constraints and use
16591 a new implementation.
16592 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16593 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16594 MOVE_RATIO, CLEAR_RATIO): Define.
16595 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16596 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16597 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16598 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16599 (split_quadword_operands): Make static and really allow variable
16601 (print_operand_address): Update for PIC generation.
16602 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16603 indexable_address_p, fixup_mathdi_operand,
16604 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16605 (vax_float_literal, legitimate_constant_p,
16606 indirectable_constant_address_p, index_term_p,
16607 reg_plus_index_p): Return bool instead of int.
16608 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16610 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16612 (vax_output_conditional_branch): Indent.
16613 (legitimate_constant_address_p, indirectable_constant_address_p,
16614 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16615 vax_mode_dependent_address_p): Return bool instead of int, update for
16617 * config/vax/vax-protos.h (legitimate_constant_address_p,
16618 legitimate_constant_p, legitimate_address_p,
16619 vax_mode_dependent_address_p): Change declaration to bool.
16620 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16621 vax_expand_addsub_di_operands, vax_output_int_subtract,
16622 vax_output_movmemsi): Declare.
16623 (split_quadword_operands, vax_float_literal): Delete declaration.
16624 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16625 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16626 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16627 ASM_OUTPUT_DWARF_PCREL): Define.
16628 (ASM_SPEC): Change definition to allow PIC generation.
16630 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16632 * doc/sourcebuild.texi: Update front-end requirements.
16634 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16637 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16638 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16639 (booldi3_internal3): Use boolean_or_operator instead of
16642 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16645 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16646 declarator whose size is not an integer constant expression but
16647 folds to an integer constant, then treat it as a constant
16650 2009-04-01 Richard Guenther <rguenther@suse.de>
16652 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16653 i * 4 + 2 to (i * 2 + 1) * 2.
16655 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16658 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16659 return if c_parser_asm_string_literal returned NULL.
16661 2009-04-01 Nick Clifton <nickc@redhat.com>
16663 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16665 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16666 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16667 other typedefs to avoid conflicts with libgcc2.c. Define labels
16668 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16670 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16671 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16674 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16676 * varasm.c (default_function_rodata_section): Declare DOT as
16679 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16680 Andrey Galkin <agalkin@hypercom.com>
16683 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16684 Make object_name unique for each process.
16686 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16689 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16690 addressable variables in the parallel that could go out of scope while
16691 running queued tasks.
16693 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16695 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16696 (CASE_VALUES_THRESHOLD): Redefine.
16697 * config/avr/avr.c (avr_override_options): Remove initialization of
16698 avr_case_values_threshold variable.
16699 (avr_case_values_threshold): Remove variable. Add new function.
16700 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16701 * config/avr/avr.opt (mno-tablejump): Remove option.
16702 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16704 2009-04-01 DJ Delorie <dj@redhat.com>
16706 * varasm.c (default_function_rodata_section): Don't assume
16707 anything about where the first '.' in the section name is.
16709 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16711 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16712 rs6000_emit_stack_tie.
16714 2009-03-31 Ian Lance Taylor <iant@google.com>
16716 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16717 gimple_code with GIMPLE_RESX, not RESX.
16719 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16721 * c-common.c (c_get_ident): New.
16722 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16724 2009-04-01 Ben Elliston <bje@au.ibm.com>
16726 * config/rs6000/sysv4.opt (msdata): Improve option description.
16728 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16730 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16731 (divdf3_internal_lat): Remove.
16732 (divxf3_internal_lat): Remove.
16733 (divxf3_internal_thr): Remove.
16734 (divxf): Use divxf3_internal.
16735 * config/ia64/div.md (divsf3_internal_lat): New.
16736 (divdf3_internal_lat): New.
16737 (divxf3_internal): New.
16739 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16742 * Makefile.in (USE_GCC_STDINT): Define.
16743 (stmp-int-hdrs): Install stdint.h if applicable.
16744 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16746 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16747 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16748 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16749 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16750 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16751 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16752 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16753 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16754 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16755 (c_common_nodes_and_builtins): Initialize
16756 underlying_wchar_type_node. Do not initialize
16757 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16758 nodes for new types.
16759 (c_stddef_cpp_builtins): Define macros for new types.
16760 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16762 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16763 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16764 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16765 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16766 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16767 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16768 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16769 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16770 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16771 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16772 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16773 int16_type_node, int32_type_node, int64_type_node,
16774 uint8_type_node, uint16_type_node, c_uint32_type_node,
16775 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16776 int_least32_type_node, int_least64_type_node,
16777 uint_least8_type_node, uint_least16_type_node,
16778 uint_least32_type_node, uint_least64_type_node,
16779 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16780 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16781 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16782 uintptr_type_node): Define.
16783 * c-cppbuiltin.c (builtin_define_constants,
16784 builtin_define_type_minmax): New.
16785 (builtin_define_stdint_macros): Define more macros.
16786 (c_cpp_builtins): Define more limit macros.
16787 (type_suffix): New.
16788 (builtin_define_type_max): Define in terms of
16789 builtin_define_type_minmax. Remove is_long parameter. All
16791 * config.gcc (use_gcc_stdint): Define.
16792 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16793 Add newlib-stdint.h for generic targets.
16794 * config/glibc-stdint.h, config/newlib-stdint.h,
16795 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16796 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16797 * config/score/score.h (UINTPTR_TYPE): Define.
16798 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16799 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16800 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16801 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16802 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16803 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16804 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16805 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16806 * config/spu/spu.h (STDINT_LONG32): Define.
16807 * configure.ac (use_gcc_stdint): Substitute.
16808 * configure: Regenerate.
16809 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16810 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16811 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16812 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16813 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16814 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16815 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16816 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16817 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16818 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16819 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16820 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16821 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16822 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16823 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16824 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16825 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16826 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16827 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16828 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16829 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16830 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16831 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16832 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16833 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16834 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16835 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16836 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16837 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16839 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16841 * loop-iv.c (suitable_set_for_replacement): Renamed from
16842 simplify_using_assignment; changed to return bool and to accept new
16843 args DEST and SRC. Return true iff we find a source/destination pair
16844 that can be used to make a replacement, and fill SRC and DEST if so.
16845 Remove arg ALTERED. Don't deal with altered regs here. All callers
16847 (simplify_using_initial_values): Deal with altered regs here and track
16848 more precisely the effect they have on the validity of our expression.
16850 * loop-iv.c (simplify_using_condition): A condition of the form
16851 (EQ REG CONST) can be used to simply make a substitution.
16852 (simplify_using_initial_values): Keep track of conditions we have seen
16853 and keep using them to simplify new expressions, while applying the
16854 same substitutions to them as to the expression.
16856 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16857 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16860 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16861 changed. Use this when trying to improve the upper bound.
16862 Generate the comparison by using simplify_gen_relational.
16864 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16866 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16868 (simplify_using_assignment, simplify_using_initial_values): Call
16869 replace_in_expr to make replacements. Call replace_single_def_regs
16870 once on the initial version of the expression.
16872 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16875 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16877 2009-03-31 Richard Guenther <rguenther@suse.de>
16879 PR middle-end/31029
16880 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16881 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16883 2009-03-31 Richard Guenther <rguenther@suse.de>
16885 * tree.h (div_if_zero_remainder): Declare.
16886 * fold-const.c (div_if_zero_remainder): Export.
16887 * tree-ssa-forwprop.c
16888 (forward_propagate_addr_into_variable_array_index): Handle
16889 constant array index addition outside of the variable index.
16891 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16894 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16895 define_splits, floatunssi<mode>2): Require x87 conversions from
16896 DImode to be permitted.
16898 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16900 PR preprocessor/15638
16901 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16903 2009-03-31 Richard Guenther <rguenther@suse.de>
16905 PR middle-end/23401
16906 PR middle-end/27810
16907 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16908 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16909 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16910 a separate statement.
16911 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16912 (lookup_tmp_var): Likewise.
16913 (is_gimple_formal_tmp_or_call_rhs): Remove.
16914 (is_gimple_reg_or_call_rhs): Rename to ...
16915 (is_gimple_reg_rhs_or_call): ... this.
16916 (is_gimple_mem_or_call_rhs): Rename to ...
16917 (is_gimple_mem_rhs_or_call): ... this.
16918 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16919 DECL_GIMPLE_REG_P only if is_formal is true.
16920 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16921 for non-proper post-modify expression gimplification.
16922 (gimplify_self_mod_expr): For post-modify expressions gimplify
16923 the lvalue to a minimal lvalue.
16924 (rhs_predicate_for): Remove formal temp case.
16925 (gimplify_modify_expr_rhs): Likewise.
16926 (gimplify_addr_expr): Use is_gimple_reg.
16927 (gimplify_expr): Remove formal temp cases.
16928 (gimple_regimplify_operands): Likewise.
16929 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16930 and FILTER_EXPR like constants.
16931 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16933 (is_gimple_formal_tmp_rhs): Remove.
16934 (is_gimple_reg_rhs): Remove special casing.
16935 (is_gimple_mem_rhs): Fix.
16936 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16937 (is_gimple_formal_tmp_var): Remove.
16938 (is_gimple_formal_tmp_reg): Likewise.
16939 (is_gimple_min_lval): Allow invariant component ref parts.
16940 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16941 is_gimple_formal_tmp_reg): Remove declarations.
16942 * tree-cfg.c (verify_expr): Verify that variables with address
16943 taken do not have DECL_GIMPLE_REG_P set.
16944 * tree-mudflap.c (mf_build_check_statement_for): Use
16945 force_gimple_operand instead of gimplify_expr.
16947 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16949 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16950 schedulable rows to compute_split_row.
16952 2009-03-31 Ben Elliston <bje@au.ibm.com>
16955 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16958 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16960 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16961 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16962 * configure: Regenerate.
16963 * config.in: Regenerate.
16964 * config/rs6000/rs6000.opt (mtls-markers): Add.
16965 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16966 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16967 (tls_ld_aix, tls_ld_sysv): Likewise.
16968 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16969 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16971 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16973 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16975 2009-03-30 Jan Hubicka <jh@suse.cz>
16977 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16979 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16980 detection and label handling.
16982 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16984 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16985 left_conflicts_size.
16986 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16987 ALLOCNO_LEFT_CONFLICTS_SIZE.
16989 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16990 remove_allocno_from_bucket_and_push,
16991 allocno_spill_priority_compare, push_allocnos_to_stack,
16992 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16993 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16994 (setup_allocno_left_conflicts_num): Ditto. Rename to
16995 setup_allocno_left_conflicts_size.
16996 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16997 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16998 setup_allocno_left_conflicts_size instead of
16999 setup_allocno_left_conflicts_num.
17001 * ira-build.c (ira_create_allocno): Use
17002 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
17003 ALLOCNO_LEFT_CONFLICTS_NUM.
17005 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
17007 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
17008 instead of DF_LR_OUT.
17010 * ira-lives.c (process_bb_node_lives): Ditto.
17012 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
17013 instead of DF_LR_{OUT,IN}.
17015 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
17017 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
17019 2009-03-30 Jan Hubicka <jh@suse.cz>
17021 * except.c (label_to_region_map): Fix thinko.
17023 2009-03-30 Steve Ellcey <sje@cup.hp.com>
17025 PR middle-end/38237
17026 * tree.h (tree_find_value): New declaration.
17027 * tree.c (tree_find_value): New function.
17028 * varasm.c (assemble_external): Avoid duplicate entries on lists.
17030 2009-03-30 Jakub Jelinek <jakub@redhat.com>
17033 * c-decl.c (struct c_binding): Add locus field.
17034 (bind): Add locus argument, set locus field from it.
17035 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
17036 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
17037 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
17038 implicitly_declare, undeclared_variable, lookup_label,
17039 declare_label, c_make_fname_decl, c_builtin_function,
17040 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
17043 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
17046 * config/i386/i386.c (classify_argument): Check total size of
17049 2009-03-30 Martin Jambor <mjambor@suse.cz>
17051 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
17052 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
17053 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
17056 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
17057 seen_variable_array_ref while also traversing a union.
17059 * tree-inline.c (optimize_inline_calls): Do not call
17060 cgraph_node_remove_callees.
17061 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
17062 (pass_remove_cgraph_callee_edges): New variable.
17063 * passes.c (init_optimization_passes): Add
17064 pass_remove_cgraph_callee_edges after early inlining and before all
17065 late intraprocedural passes.
17067 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
17069 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17071 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
17072 Fix typos in names.
17074 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17076 * combine.c (simplify_comparison): Use have_insn_for.
17077 * dojump.c (do_jump): Likewise.
17079 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17081 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
17082 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
17083 sparc_compare_op0 like sparc_compare_emitted used to be handled.
17084 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
17085 instead of sparc_compare_emitted.
17086 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
17087 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
17088 instead of sparc_compare_emitted.
17090 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17092 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
17093 enter/exit cfglayout mode.
17094 (pass_partition_block): Require it.
17095 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
17096 (combine_instructions): Track basic blocks instead of labels.
17097 (update_cfg_for_uncondjump): New.
17098 (try_combine): Use it. Update jumps after rescanning.
17099 (pass_combine): Require PROP_cfglayout.
17100 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
17102 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17104 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
17105 Provide/destroy PROP_cfglayout respectively.
17106 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
17107 * tree-pass.h (PROP_cfglayout): New.
17109 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
17111 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
17112 fold_convert_const_fixed_from_fixed,
17113 fold_convert_const_fixed_from_int,
17114 fold_convert_const_fixed_from_real, fold_negate_const): Do not
17115 set TREE_CONSTANT_OVERFLOW.
17116 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
17117 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
17119 2009-03-30 Ira Rosen <irar@il.ibm.com>
17121 * tree-vect-loop-manip.c: New file.
17122 * tree-vectorizer.c: Update documentation and included files.
17123 (vect_loop_location): Make extern.
17124 (rename_use_op): Move to tree-vect-loop-manip.c
17125 (rename_variables_in_bb, rename_variables_in_loop,
17126 slpeel_update_phis_for_duplicate_loop,
17127 slpeel_update_phi_nodes_for_guard1,
17128 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
17129 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
17130 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
17131 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
17132 find_loop_location): Likewise.
17133 (new_stmt_vec_info): Move to tree-vect-stmts.c.
17134 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
17135 get_vectype_for_scalar_type, vect_is_simple_use,
17136 supportable_widening_operation, supportable_narrowing_operation):
17138 (bb_in_loop_p): Move to tree-vect-loop.c.
17139 (new_loop_vec_info, destroy_loop_vec_info,
17140 reduction_code_for_scalar_code, report_vect_op,
17141 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
17142 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
17143 (vect_supportable_dr_alignment): Likewise.
17144 * tree-vectorizer.h (tree-data-ref.h): Include.
17145 (vect_loop_location): Declare.
17146 Reorganize function declarations according to the new file structure.
17147 * tree-vect-loop.c: New file.
17148 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17149 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17150 * tree-vect-data-refs.c: New file.
17151 * tree-vect-patterns.c (timevar.h): Don't include.
17152 * tree-vect-stmts.c: New file.
17153 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17154 tree-vect-slp.c, tree-vect-loop.c.
17155 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17156 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17157 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17158 (tree-vect-analyze.o): Remove.
17159 (tree-vect-transform.o): Likewise.
17160 (tree-vect-data-refs.o): Add rule.
17161 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17162 tree-vect-slp.o): Likewise.
17163 (tree-vect-patterns.o): Remove redundant dependencies.
17164 (tree-vectorizer.o): Likewise.
17165 * tree-vect-slp.c: New file.
17167 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17169 * optc-gen.awk: Warn if an option flag has multiple different
17172 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17174 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17175 -floop-block): Document dependences on PPL, CLooG and Graphite.
17177 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17179 PR rtl-optimization/323
17180 * c-common.c (c_fully_fold, convert_and_check,
17181 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17182 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17183 * c-common.def (EXCESS_PRECISION_EXPR): New.
17184 * c-cppbuiltin.c (builtin_define_float_constants): Define
17185 constants with enough digits for long double.
17186 * c-lex.c (interpret_float): Interpret constant with excess
17187 precision where appropriate.
17188 * c-opts.c (c_common_post_options): Set
17189 flag_excess_precision_cmdline. Give an error for
17190 -fexcess-precision=standard for C++ for processors where the
17191 option is significant.
17192 * c-parser.c (c_parser_conditional_expression): Handle excess
17193 precision in condition.
17194 * c-typeck.c (convert_arguments): Handle arguments with excess
17196 (build_unary_op): Move excess precision outside operation.
17197 (build_conditional_expr): Likewise.
17198 (build_compound_expr): Likewise.
17199 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17200 (build_modify_expr): Handle excess precision in RHS.
17201 (convert_for_assignment): Handle excess precision in converted
17203 (digest_init, output_init_element, process_init_element): Handle
17204 excess precision in initializer.
17205 (c_finish_return): Handle excess precision in return value.
17206 (build_binary_op): Handle excess precision in operands and add
17207 excess precision as needed for operation.
17208 * common.opt (-fexcess-precision=): New option.
17209 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17210 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17211 For standard excess precision, output explicit conversion to and
17212 truncation from XFmode.
17213 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17214 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17215 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17216 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17217 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17218 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17219 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17220 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17221 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17222 define_splits, sqrt<mode>2): Disable where appropriate for
17223 standard excess precision.
17224 * convert.c (convert_to_real): Do not shorten arithmetic to type
17225 for which excess precision would be used.
17226 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17227 * doc/invoke.texi (-fexcess-precision=): Document option.
17228 (-mfpmath=): Correct index entry.
17229 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17230 flag_excess_precision): New.
17231 * langhooks.c (lhd_post_options): Set
17232 flag_excess_precision_cmdline.
17233 * opts.c (common_handle_option): Handle -fexcess-precision=.
17234 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17235 init_excess_precision): New.
17236 (lang_dependent_init_target): Call init_excess_precision.
17237 * tree.c (excess_precision_type): New.
17238 * tree.h (excess_precision_type): Declare.
17240 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17243 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17244 non-lvalue to component.
17246 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17248 PR preprocessor/34695
17249 * Makefile.in (c-opts.o): Depend on c-tree.h.
17250 * c-common.c: Move down include of diagnostic.h.
17251 (done_lexing, c_cpp_error): New.
17252 * c-common.h (done_lexing): Declare.
17253 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17255 * c-opts.c: Include c-tree.h.
17256 (c_common_init_options): Set preprocessor error callback.
17257 (c_common_handle_option): Do not set preprocessor
17258 inhibit_warnings, warnings_are_errors, warn_system_headers,
17259 pedantic_errors or inhibit_warnings flags.
17260 (c_common_post_options): Do not check cpp_errors (parse_in).
17261 (c_common_finish): Do not output dependencies if there were
17262 errors. Do not check return value of cpp_finish.
17263 * c-ppoutput.c (pp_file_change): Set input_location.
17264 * c-tree.h (c_cpp_error): Declare.
17265 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17267 (diagnostic_build_prefix): Check override_column.
17268 * diagnostic.h (diagnostic_info): Add override_column field.
17269 (diagnostic_override_column): Define.
17271 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17273 * c-common.c (c_expand_expr, c_staticp): Remove.
17274 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17275 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17276 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17277 * c-gimplify.c (gimplify_compound_literal_expr,
17278 optimize_compound_literals_in_ctor): Remove.
17279 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17280 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17281 * c-semantics.c (emit_local_var): Remove.
17283 * langhooks-def.h (lhd_expand_expr): Remove.
17284 * langhooks.c (lhd_expand_expr): Remove.
17285 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17287 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17288 handling from c-semantics.c; don't call into langhook.
17289 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17290 * gimplify.c (gimplify_compound_literal_expr,
17291 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17292 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17293 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17294 as was done in c-gimplify.c.
17295 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17296 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17297 Move from c-common.h.
17298 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17300 * tree.c (staticp): Do not call langhook.
17301 * langhooks.c (lhd_staticp): Delete.
17302 * langhooks-def.h (lhd_staticp): Delete prototype.
17303 (LANG_HOOKS_STATICP): Delete.
17304 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17306 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17307 instead of DECL_STMTs.
17309 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17317 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17319 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17320 contained expression.
17321 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17322 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17323 conditional expressions for C.
17324 (decl_constant_value_for_optimization): Move from
17325 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17326 whether optimizing and that the expression is a VAR_DECL not of
17327 array type instead of doing such checks in the caller. Do not
17328 check pedantic. Call gcc_unreachable for C++.
17329 * c-common.def (C_MAYBE_CONST_EXPR): New.
17330 * c-common.h (c_fully_fold, c_save_expr,
17331 decl_constant_value_for_optimization): New prototypes.
17332 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17333 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17334 EXPR_INT_CONST_OPERANDS): Define.
17335 * c-convert.c (convert): Strip nops from expression.
17336 * c-decl.c (groktypename): Take extra parameters expr and
17337 expr_const_operands. Update call to grokdeclarator.
17338 (start_decl): Update call to grokdeclarator. Add statement for
17339 expressions used in type of decl.
17340 (grokparm): Update call to grokdeclarator.
17341 (push_parm_decl): Update call to grokdeclarator.
17342 (build_compound_literal): Add parameter non_const and build a
17343 C_MAYBE_COSNT_EXPR if applicable.
17344 (grokdeclarator): Take extra parameters expr and
17345 expr_const_operands. Track expressions used in declaration
17346 specifiers and declarators. Fold array sizes and track whether
17347 they are constant expressions and whether they are integer
17348 constant expressions.
17349 (parser_xref_tag): Set expr and expr_const_operands fields in
17351 (grokfield): Update call to grokdeclarator.
17352 (start_function): Update call to grokdeclarator.
17353 (build_null_declspecs): Set expr and expr_const_operands fields in
17355 (declspecs_add_type): Handle expressions in typeof specifiers.
17356 * c-parser.c (c_parser_declspecs): Set expr and
17357 expr_const_operands fields for declaration specifiers.
17358 (c_parser_enum_specifier): Likewise.
17359 (c_parser_struct_or_union_specifier): Likewise.
17360 (c_parser_typeof_specifier): Likewise. Update call to
17361 groktypename. Fold expression as needed. Return expressions with
17362 type instead of adding statements.
17363 (c_parser_attributes): Update calls to c_parser_expr_list.
17364 (c_parser_statement_after_labels): Fold expression before passing
17365 to objc_build_throw_stmt.
17366 (c_parser_condition): Fold expression.
17367 (c_parser_asm_operands): Fold expression.
17368 (c_parser_conditional_expression): Use c_save_expr. Update call
17369 to build_conditional_expr.
17370 (c_parser_alignof_expression): Update call to groktypename.
17371 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17372 original_code. Fold expression argument of va_arg. Create
17373 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17374 argument to va_arg. Update calls to groktypename. Fold array
17375 index for offsetof. Verify that first argument to
17376 __builtin_choose_expr has integer type.
17377 (c_parser_postfix_expression_after_paren_type): Update calls to
17378 groktypename and build_compound_literal. Handle expressions with
17379 side effects in type name.
17380 (c_parser_postfix_expression_after_primary): Update call to
17381 c_parser_expr_list. Set original_code for calls to
17382 __builtin_constant_p.
17383 (c_parser_expr_list): Take extra parameter fold_p. Fold
17384 expressions if requested.
17385 (c_parser_objc_type_name): Update call to groktypename.
17386 (c_parser_objc_synchronized_statement): Fold expression.
17387 (c_parser_objc_receiver): Fold expression.
17388 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17389 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17390 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17391 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17392 (struct c_typespec): Add elements expr and expr_const_operands.
17393 (struct c_declspecs): Add elements expr and expr_const_operands.
17394 (groktypename, build_conditional_expr, build_compound_literal):
17396 (in_late_binary_op): Declare.
17397 * c-typeck.c (note_integer_operands): New function.
17398 (in_late_binary_op): New variable.
17399 (decl_constant_value_for_broken_optimization): Move to c-common.c
17400 and rename to decl_constant_value_for_optimization.
17401 (default_function_array_conversion): Do not strip nops.
17402 (default_conversion): Do not call
17403 decl_constant_value_for_broken_optimization.
17404 (build_array_ref): Do not fold result.
17405 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17406 result when operand is a VLA.
17407 (c_expr_sizeof_type): Update call to groktypename. Handle
17408 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17409 result when operand names a VLA type.
17410 (build_function_call): Update call to build_compound_literal.
17411 Only fold result for calls to __builtin_* functions. Strip
17412 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17413 the function designator.
17414 (convert_arguments): Fold arguments. Update call to
17415 convert_for_assignment.
17416 (build_unary_op): Handle increment and decrement of
17417 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17418 decrement earlier. Fold operand of increment and decrement.
17419 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17420 built for integer operand. Wrap returns that are INTEGER_CSTs
17421 without being integer constant expressions or that have integer
17422 constant operands without being INTEGER_CSTs.
17423 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17424 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17425 result is an integer constant expression or can be used in
17426 unevaluated parts of one and avoid folding and wrap as
17427 appropriate. Fold operands before possibly doing -Wsign-compare
17429 (build_compound_expr): Wrap result for C99 if operands can be used
17430 in integer constant expressions.
17431 (build_c_cast): Update call to digest_init. Do not ignore
17432 overflow from casting floating-point constants to integers. Wrap
17433 results that could be confused with integer constant expressions,
17434 null pointer constants or floating-point constants.
17435 (c_cast_expr): Update call to groktypename. Handle expressions
17436 included in type name.
17437 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17438 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17439 Update calls to convert_for_assignment.
17440 (convert_for_assignment): Take new parameter
17441 null_pointer_constant. Do not strip nops or call
17442 decl_constant_value_for_broken_optimization. Set
17443 in_late_binary_op for conversions to boolean.
17444 (store_init_value): Update call to digest_init.
17445 (digest_init): Take new parameter null_pointer_constant. Do not
17446 call decl_constant_value_for_broken_optimization. pedwarn for
17447 initializers not constant expressions. Update calls to
17448 convert_for_assignment.
17449 (constructor_nonconst): New.
17450 (struct constructor_stack): Add nonconst element.
17451 (really_start_incremental_init, push_init_level, pop_init_level):
17452 Handle constructor_nonconst and nonconst element.
17453 (set_init_index): Call constant_expression_warning for array
17455 (output_init_element): Fold value. Set constructor_nonconst as
17456 applicable. pedwarn for initializers not constant expressions.
17457 Update call to digest_init. Call constant_expression_warning
17458 where constant initializers are required.
17459 (process_init_element): Use c_save_expr.
17460 (c_finish_goto_ptr): Fold expression.
17461 (c_finish_return): Fold return value. Update call to
17462 convert_for_assignment.
17463 (c_start_case): Fold switch expression.
17464 (c_process_expr_stmt): Fold expression.
17465 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17466 ensure statement expression is not evaluated in constant expression.
17467 (build_binary_op): Track whether results are integer constant
17468 expressions or may occur in such, disable folding and wrap results
17469 as applicable. Fold operands for -Wsign-compare warnings unless
17471 (c_objc_common_truthvalue_conversion): Handle results folded to
17472 integer constants that are not integer constant expressions.
17473 * doc/extend.texi: Document when typeof operands are evaluated,
17474 that condition of __builtin_choose_expr is an integer constant
17475 expression, and more about use of __builtin_constant_p in
17478 2009-03-29 Richard Guenther <rguenther@suse.de>
17480 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17481 propagate addresses of array references.
17483 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17485 * regmove.c (perhaps_ends_bb_p): Remove.
17486 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17487 from INSN and check that the main loop stays within that basic block.
17488 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17489 (regmove_forward_pass): Split out from regmove_optimize. Use
17490 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17491 (regmove_backward_pass): Split out from regmove_optimize. Use
17492 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17493 (regmove_optimize): Simplify.
17495 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17498 * config/i386/i386.c (classify_argument): Ignore flexible array
17499 member in struct and warn ABI change.
17501 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17503 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17505 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17506 (ix86_adjust_cost): Updated.
17508 2009-03-29 Jan Hubicka <jh@suse.cz>
17510 PR middle-end/28850
17511 * tree-pass.h (pass_cleanup_eh): New function.
17512 (remove_unreachable_regions): Break code handling RTL
17513 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17514 that can not be reached by runtime.
17515 (can_be_reached_by_runtime): New function.
17516 (label_to_region_map): New function.
17517 (num_eh_regions): New function.
17518 (rtl_remove_unreachable_regions): New function.
17519 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17520 (remove_eh_region): New function.
17521 * except.h: Include sbitmap and vecprim.
17522 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17523 num_eh_regions): Declare.
17524 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17525 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17526 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17527 (tree_empty_eh_handler_p): New function.
17528 (cleanup_empty_eh): New function.
17529 (cleanup_eh): New function.
17530 (pass_cleanup_eh): New function.
17532 2009-03-29 Jan Hubicka <jh@suse.cz>
17534 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17535 for removed regions.
17537 2009-03-29 Jan Hubicka <jh@suse.cz>
17539 * except.c (dump_eh_tree): Dump all datastructures.
17541 2009-03-29 Jan Hubicka <jh@suse.cz>
17543 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17544 (duplicate_eh_regions_1): Likewise.
17545 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17546 vector; call EH verification.
17547 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17548 Be ready for region being removed.
17550 2009-03-29 Jan Hubicka <jh@suse.cz>
17552 * bitmap.c (bitmap_last_set_bit): New function.
17553 * bitmap.h (bitmap_last_set_bit): Declare.
17555 2009-03-29 David Ayers <ayers@fsfe.org>
17558 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17559 by calling objc_compare_types and surpress warnings about
17560 incompatible C pointers that are compatible ObjC pointers.
17562 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17564 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17565 call initialize_inline_failed.
17566 (initialize_inline_failed): Move it from here ...
17567 * cgraph.c (initialize_inline_failed): ... to here.
17568 (cgraph_create_edge): Call initialize_inline_failed rather than
17569 setting inline_failed directly.
17571 2009-03-29 Ben Elliston <bje@au.ibm.com>
17574 * sysv4.opt (msdata): Improve comment.
17575 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17576 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17578 2009-03-29 Ben Elliston <bje@au.ibm.com>
17581 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17582 load and store attributes.
17584 2009-03-29 Ben Elliston <bje@au.ibm.com>
17586 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17587 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17588 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17589 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17590 __builtin_infq and __builtin_huge_valq.
17592 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17594 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17596 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17597 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17599 2009-03-28 Xinliang David Li <davidxl@google.com>
17601 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17602 (do_dbg_cnt): New function.
17604 2009-03-28 Jan Hubicka <jh@suse.cz>
17606 Merge from pretty-ipa:
17608 2009-03-27 Jan Hubicka <jh@suse.cz>
17610 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17611 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17612 * passes.c (function_called_by_processed_nodes_p): New.
17613 * ipa-pure-const.c (check_call): Fix handling of operands.
17614 (analyze_function): Dump debug output for skipped bodies.
17615 (local_pure_const): Use function_called_by_processed_nodes_p.
17616 * dwarf2out.c (reference_to_unused): Use output.
17617 * passes.c (do_per_function_toporder): Likewise.
17619 2008-11-12 Jan Hubicka <jh@suse.cz>
17621 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17622 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17623 state_set_in_source enum
17624 (check_decl): Ignore memory tags; do not set fake looping flags;
17626 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17627 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17628 (check_call, analyze_function): Rewrite.
17630 (add_new_function): Update call of analyze_function.
17631 (generate_summary): Add call of analyze_function.
17632 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17633 (local_pure_const): New function.
17634 (pass_local_pure_const): New pass.
17635 * ipa-inline.c (inline_transform): Set after_inlining.
17636 * tree-eh.c (stmt_can_throw_external): New.
17637 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17638 work with aliasing built.
17639 * tree-flow.h (stmt_can_throw_external): New.
17640 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17641 and local pure/const pass in early and late optimization queue.
17643 2009-03-28 Martin Jambor <mjambor@suse.cz>
17645 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17647 (fold_binary): Allow function decl aligment consideration is the
17648 second argument is integer constant one.
17649 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17650 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17651 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17653 2009-03-28 Jan Hubicka <jh@suse.cz>
17655 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17656 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17657 * function.h (rtl_data): Add nothrow flag.
17658 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17659 set DECL_NOTHROW for AVAILABLE functions.
17661 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17663 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17664 following vector keyword has expansion starting with pixel or bool
17665 keyword, expand vector to __vector and pixel or bool to __pixel or
17669 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17670 warn_if_disallowed_function_p): Removed.
17671 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17672 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17673 warning_if_disallowed_function_p.
17674 * flags.h (warn_if_disallowed_function_p,
17675 warn_disallowed_functions): Removed.
17676 * common.opt (Wdisallowed-function-list=): Removed.
17677 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17679 2009-03-28 Richard Guenther <rguenther@suse.de>
17681 PR tree-optimization/38723
17682 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17685 2009-03-28 Jan Hubicka <jh@suse.cz>
17687 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17688 test introduced by my previous patch.
17690 2009-03-28 Richard Guenther <rguenther@suse.de>
17692 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17693 the PHIs value undefined.
17695 2009-03-28 Jan Hubicka <jh@suse.cz>
17697 * tree-pass.h (pass_fixup_cfg): New pass.
17698 * ipa-inline.c (inline_transform): Set
17699 always_inline_functions_inlined/after_inlining.
17700 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17701 (pass_fixup_cfg): New pass.
17702 * passes.c (init_optimization_passes): Add fixup_cfg.
17704 2009-03-28 Richard Guenther <rguenther@suse.de>
17706 PR tree-optimization/38458
17707 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17708 argument use the arguments copy-of value.
17710 2009-03-28 Richard Guenther <rguenther@suse.de>
17712 PR tree-optimization/38180
17713 * tree-ssa-ccp.c (get_default_value): Simplify.
17714 (likely_value): Likewise.
17715 (surely_varying_stmt_p): Properly handle VOP case.
17716 (ccp_initialize): Likewise.
17717 (ccp_fold): Handle propagating through *&.
17718 (fold_const_aggregate_ref): Also handle decls.
17720 2009-03-28 Jan Hubicka <jh@suse.cz>
17722 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17723 * cgraph.h (cgraph_node): Likewise.
17724 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17725 (cgraph_reset_node): Use process flag.
17726 (cgraph_mark_functions_to_output): Likewise.
17727 (cgraph_expand_function): Likewise.
17728 (cgraph_expand_all_functions): Likewise.
17729 (cgraph_output_in_order): Likewise.
17730 * dwarf2out.c (reference_to_unused): Likewise.
17731 * passes.c do_per_function_toporder): Likewise.
17733 2009-03-28 Jan Hubicka <jh@suse.cz>
17735 Bring from lto-branch:
17737 2008-09-03 Doug Kwan <dougkwan@google.com>
17739 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17740 enums instead of reason strings.
17741 * cgraph.c (cgraph_create_edge): Same.
17742 (cgraph_inline_failed_string): New function.
17743 * cgraph.h (cgraph_inline_failed_t): New enum type.
17744 (cgraph_inline_failed_string): New prototype.
17745 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17746 char pointer to cgraph_inline_failed_t.
17747 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17748 (cgraph_default_inline_p): Ditto.
17749 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17750 to cgraph_inline_failed_t pointer.
17751 * cif-code.def: New file.
17752 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17754 (cgraph_check_inline_limits): Change type of REASON to pointer to
17755 cgraph_inline_failed_t. Replace reason strings with enums.
17756 (cgraph_default_inline_p): Ditto.
17757 (cgraph_recursive_inlining_p): Ditto.
17758 (update_caller_keys): Change type of FAILED_REASON to
17759 cgraph_inline_failed_t.
17760 (cgraph_set_inline_failed): Change type of REASON to pointer to
17761 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17762 convert enums to strings for text output.
17763 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17764 to be of type cgraph_inline_failed_t. Replace reason strings with
17765 enums. Call cgraph_inline_failed_string to covert enums
17766 to strings for text output.
17767 (cgraph_decide_inlining): Replace reason strings with enums.
17768 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17769 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17771 * tree-inline.c (expand_call_inline): Change type of REASON
17772 to cgraph_inline_failed_t. Replace reason strings with enums.
17773 Call cgraph_inline_failed_string for text output.
17774 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17777 2009-03-28 Jan Hubicka <jh@suse.cz>
17779 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17780 cgraph_clone_node): Remove master clone handling.
17781 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17782 * cgraph.h (master_clone): Remove.
17783 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17784 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17785 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17787 2009-03-28 Jan Hubicka <jh@suse.cz>
17789 * cgraph.c (cgraph_function_body_availability): Functions declared
17790 inline are always safe to assume that it is not going to be replaced.
17792 2009-03-28 Richard Guenther <rguenther@suse.de>
17794 PR tree-optimization/38513
17795 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17796 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17797 EXC_PTR_EXPR and FILTER_EXPR.
17798 (get_ref_from_reference_ops): Likewise.
17800 2009-03-28 Richard Guenther <rguenther@suse.de>
17802 PR tree-optimization/38968
17803 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17804 Use FLOOR_MOD_EXPR to compute misalignment.
17806 2009-03-28 Richard Guenther <rguenther@suse.de>
17808 PR tree-optimization/37795
17809 * tree.h (combine_comparisons): Declare.
17810 * fold-const.c (combine_comparisons): Export.
17811 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17813 (ifcombine_iforif): Use combine_comparisons.
17815 2009-03-28 Jan Hubicka <jh@suse.cz>
17817 * tree-eh.c (inlinable_call_p): New function.
17818 (make_eh_edges): Use it.
17819 (verify_eh_edges): Use it.
17820 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17821 * except.c (reachable_next_level): Add inlinable_function argument
17822 (sjlj_find_directly_reachable_regions): Update.
17823 (add_reachable_handler): Do not set saw_any_handlers.
17824 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17825 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17826 Add new inlinable call parameter.
17827 (can_throw_internal, can_throw_external): Update.
17828 * except.h (can_throw_internal_1, can_throw_external_1,
17829 foreach_reachable_handler): Update declaration.
17831 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17833 * config/arm/t-arm-coff, config/h8300/coff.h,
17834 config/i386/i386-aout.h, config/i386/i386-coff.h,
17835 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17836 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17837 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17838 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17839 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17840 sys-types.h: Remove.
17841 * Makefile.in: Remove protoize and fixproto support and references
17843 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17844 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17846 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17847 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17848 unprotoize$(exeext).
17849 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17850 (.PHONY): Don't depend on proto.
17851 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17852 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17853 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17854 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17855 build/gen-protos.o, build/scan.o, xsys-protos.h,
17856 build/fix-header$(build_exeext), build/fix-header.o,
17857 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17858 stmp-install-fixproto): Remove.
17859 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17860 SYSCALLS.c or fixproto files.
17861 (install-common): Don't install protoize.
17862 (install-headers-tar, install-headers-cpio, install-headers-cp):
17863 Don't depend on $(STMP_FIXPROTO).
17864 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17865 install fixproto files or write out fixproto settings.
17866 (uninstall): Don't uninstall protoize.
17867 * config.gcc (use_fixproto): Remove.
17868 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17869 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17870 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17871 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17872 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17873 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17874 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17875 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17876 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17877 * config/t-vxworks (STMP_FIXPROTO): Remove.
17878 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17879 STMP_FIXPROTO): Remove.
17880 * config.in, configure: Regenerate.
17881 * crtstuff.c (gid_t, uid_t): Don't undefine.
17882 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17883 (arm-*-coff, arm-*-aout: Remove target entries.
17884 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17885 Remove mention of AIX 4.1.
17886 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17887 * doc/invoke.texi (Running Protoize): Remove.
17888 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17889 (Protoize Caveats): Remove.
17890 * tsystem.h: Update comments on headers assumed to exist.
17892 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17894 * genautomata.c: Add a new year to the copyright. Add a new
17896 (struct insn_reserv_decl): Add comments for member bypass_list.
17897 (find_bypass): Remove.
17898 (insert_bypass): New.
17899 (process_decls): Use insert_bypass.
17900 (output_internal_insn_latency_func): Output all bypasses with the
17901 same input insn in one switch case.
17903 * rtl.def (define_bypass): Describe bypass choice.
17904 * doc/md.texi (define_bypass): Ditto.
17906 2009-03-27 Richard Guenther <rguenther@suse.de>
17908 * gimplify.c (mark_addressable): Export.
17909 * tree-flow.h (mark_addressable): Declare.
17910 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17911 * tree-ssa.c (verify_phi_args): Verify that address taken
17912 variables have TREE_ADDRESSABLE set.
17914 2009-03-27 Richard Guenther <rguenther@suse.de>
17916 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17917 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17918 Do not mark decls TREE_ADDRESSABLE.
17919 (build_fold_addr_expr): Adjust.
17920 (fold_addr_expr): Remove.
17921 (fold_unary): Use build_fold_addr_expr.
17922 (fold_comparison): Likewise.
17923 (split_address_to_core_and_offset): Likewise.
17924 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17926 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17927 (gimplify_modify_expr_to_memcpy): Mark source and destination
17929 * omp-low.c (create_omp_child_function): Mark the object decl
17931 (lower_rec_input_clauses): Mark the var we take the address of
17933 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17935 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17937 PR middle-end/39315
17938 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17939 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17941 2009-03-27 Richard Guenther <rguenther@suse.de>
17943 PR tree-optimization/39120
17944 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17946 (handle_lhs_call): Process return constraints. Add escape
17947 constraints if necessary.
17948 (handle_const_call): Fill out return constraints. Make nested
17949 case more precise. Avoid consttmp if possible.
17950 (handle_pure_call): Fill out return constraints. Avoid
17951 callused if possible.
17952 (find_func_aliases): Simplify call handling.
17954 2009-03-27 Richard Guenther <rguenther@suse.de>
17956 PR tree-optimization/39120
17957 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17958 as a representative.
17959 (solve_graph): Do propagate CALLUSED.
17960 (handle_pure_call): Use a scalar constraint from CALLUSED for
17962 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17965 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17968 * c-common.c (handle_aligned_attribute): Properly check alignment
17969 overflow. Use (1U << i) instead of (1 << i).
17971 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17973 * expr.h (get_mem_align_offset): Updated.
17975 * tree.h (tree_decl_common): Change align to "unsigned int" and
17976 move it before pointer_alias_set.
17978 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17979 Jakub Jelinek <jakub@redhat.com>
17982 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17983 gr_register_operand with gr_reg_or_0_operand.
17984 (cmpxchg_rel_di): Likewise.
17985 (sync_lock_test_and_set<mode>): Likewise.
17987 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17989 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17990 (true_regnum): Likewise.
17992 * rtlanal.c (subreg_info): Moved to ...
17993 * rtl.h (subreg_info): Here. New.
17994 (subreg_get_info): New.
17996 * rtlanal.c (subreg_get_info): Make it extern.
17998 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18001 * config/i386/i386.c (ix86_abi): New.
18002 (override_options): Handle -mabi=.
18003 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
18004 (ix86_call_abi_override): Likewise.
18005 (init_cumulative_args): Likewise.
18006 (function_arg_advance): Likewise.
18007 (function_arg_64): Likewise.
18008 (function_arg): Likewise.
18009 (ix86_pass_by_reference): Likewise.
18010 (ix86_function_value_regno_p): Likewise.
18011 (ix86_build_builtin_va_list_abi): Likewise.
18012 (setup_incoming_varargs_64): Likewise.
18013 (is_va_list_char_pointer): Likewise.
18014 (ix86_init_machine_status): Likewise.
18015 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
18016 (ix86_function_type_abi): Return enum calling_abi. Rewrite
18017 for 64bit. Replace DEFAULT_ABI with ix86_abi.
18018 (ix86_function_abi): Make it static and return enum calling_abi.
18019 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
18021 (ix86_fn_abi_va_list): Updated.
18023 * config/i386/i386.h (ix86_abi): New.
18024 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
18025 (CONDITIONAL_REGISTER_USAGE): Likewise.
18026 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
18027 (machine_function): Likewise.
18029 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
18031 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
18032 (STACK_BOUNDARY): Likewise.
18033 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
18035 * config/i386/i386.opt (mabi=): New.
18037 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
18038 return enum calling_abi.
18039 (ix86_function_type_abi): Likewise.
18040 (ix86_function_abi): Removed.
18042 * doc/invoke.texi: Document -mabi= option for x86.
18044 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18046 * builtins.c (real_dconstp): Delete.
18047 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
18049 2009-03-27 Dodji Seketeli <dodji@redhat.com>
18050 Jakub Jelinek <jakub@redhat.com>
18053 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
18054 (gen_subprogram_die): When a function is explicit, generate the
18055 DW_AT_explicit attribute.
18056 * langhooks.h (struct lang_hooks_for_decls): Add
18057 function_decl_explicit_p langhook.
18058 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
18059 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
18061 2009-03-27 Jakub Jelinek <jakub@redhat.com>
18063 * builtins.c (fold_builtin_memory_op): Optimize memmove
18064 into memcpy if we can prove source and destination don't overlap.
18066 * tree-inline.c: Include gt-tree-inline.h.
18067 (clone_fn_id_num): New variable.
18068 (clone_function_name): New function.
18069 (tree_function_versioning): Use it.
18070 * Makefile.in (GTFILES): Add tree-inline.c.
18072 2009-03-27 Mark Mitchell <mark@codesourcery.com>
18074 * BASE-VER: Change to 4.5.0.
18076 2009-03-27 Xinliang David Li <davidxl@google.com>
18078 PR tree-optimization/39557
18079 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
18081 2009-03-27 Xinliang David Li <davidxl@google.com>
18083 PR tree-optimization/39548
18084 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
18087 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18089 * c-common.c (pointer_int_sum): Use %wd on return from
18092 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
18094 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
18095 on return from tree_low_cst.
18097 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
18100 * ginclude/stdarg.h (va_copy): Define also for
18101 __GXX_EXPERIMENTAL_CXX0X__.
18103 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18106 * builtins.h (c_strlen): Do not warn here.
18107 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
18108 * c-common.c (pointer_int_sum): Take an explicit location.
18109 Warn about offsets out of bounds.
18110 * c-common.h (pointer_int_sum): Adjust declaration.
18112 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18114 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
18117 2009-03-26 Jakub Jelinek <jakub@redhat.com>
18120 * opts.c (warn_if_disallowed_function_p): Don't assume
18121 get_callee_fndecl must return non-NULL.
18123 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
18125 PR rtl-optimization/39522
18126 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
18127 when reg_reloaded_valid is set.
18129 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18131 * config/spu/divv2df3.c: New file.
18132 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
18133 (DPBIT_FUNCS): Filter out _div_df.
18135 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
18137 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
18138 a jump insn, count that jump in the distance to the loop start.
18140 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
18143 * config/sh/sh.c (calc_live_regs): Fix condition for global
18144 registers except PIC_OFFSET_TABLE_REGNUM.
18146 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18149 * doc/invoke.texi (-mconsole): New.
18151 (-mno-cygwin): New.
18153 (-mnop-fun-dllimport): New.
18157 (sub section "i386 and x86-64 Windows Options"): New.
18159 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18161 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18162 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18164 2009-03-25 Richard Guenther <rguenther@suse.de>
18166 PR middle-end/39497
18167 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18170 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18172 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18173 neither of haifa/selective schedulers are working.
18175 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18177 * doc/invoke.texi (Debugging Options): Fix description of
18178 -fno-merge-debug-strings.
18180 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18182 * config/cris/libgcc.ver: New version-script.
18183 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18185 * configure.ac <GAS features, nop mnemonic>: Add pattern
18186 crisv32-*-* for "nop".
18187 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18188 * configure: Regenerate.
18190 2009-03-24 Ira Rosen <irar@il.ibm.com>
18192 PR tree-optimization/39529
18193 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18194 mark_sym_for_renaming for the tag copied to the new vector
18197 2009-03-24 Arthur Loiret <aloiret@debian.org>
18199 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18200 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18201 EXTRA_SPEC_FUNCTIONS.
18202 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18203 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18204 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18205 -march and -mtune options.
18207 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18209 * config/m68k/t-rtems: Add m5329 multilib.
18211 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18212 Jakub Jelinek <jakub@redhat.com>
18215 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18218 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18221 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18222 instead of c_parser_expression_conv, if original_code isn't one of the
18223 4 allowed comparison codes, fail.
18225 2009-03-23 Richard Guenther <rguenther@suse.de>
18227 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18228 * tree.h (struct tree_type): Likewise.
18229 * reload.h (struct insn_chain): Likewise.
18230 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18231 * function.h (struct function): Likewise.
18232 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18234 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18236 PR tree-optimization/39516
18237 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18239 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18241 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18242 should be set true if BITS_PER_WORD of target is bigger than 32
18244 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18246 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18247 Translate -B-options to -rpath-link. Correct existing
18248 rpath-link and conditionalize on !nostdlib.
18250 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18252 * doc/extend.texi (Function Attributes, Variable Attributes):
18254 * doc/invoke.texi (Debugging Options, Optimize Options)
18255 (i386 and x86-64 Options, MCore Options): Likewise.
18257 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18260 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18261 it for block local namespace aliases.
18262 (gen_decl_die): Pass context_die to gen_namespace_die.
18264 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18267 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18268 minimum or maximum value.
18270 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18272 * reginfo.c (globalize_reg): Recompute derived reg sets.
18274 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18277 * libgcc2.c (mprotect): Do not use signed arguments for
18278 VirtualProtect, use DWORD arguments. Also fix the 'may
18279 be used uninitialized' warning for the np variable.
18281 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18284 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18285 functions using regparm calling conventions when not optimizing.
18286 (ix86_function_sseregparm): Similarly for sseregparm calling
18289 2009-03-19 Li Feng <nemokingdom@gmail.com>
18291 PR middle-end/39500
18292 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18293 dependence if the first conflict is after niter iterations.
18295 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18297 PR middle-end/38609
18298 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18299 functions with dynamic stack-pointer adjustments.
18301 2009-03-19 Ben Elliston <bje@au.ibm.com>
18303 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18304 option; change to -msdata=data.
18306 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18308 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18311 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18314 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18316 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18318 * doc/invoke.texi (Code Gen Options): Expand discussion of
18321 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18323 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18324 * matrix-reorg.c (struct matrix_info): Likewise.
18325 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18326 * rtl.h (struct mem_attrs): Likewise.
18327 * df.h (struct df): Likewise.
18328 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18329 * ira-int.h (struct ira_allocno): Likewise.
18330 * df-scan.c (struct df_collection_rec): Likewise.
18331 * ira.c (struct equivalence): Likewise.
18332 * function.c (struct temp_slot): Likewise.
18333 * cfgloop.h (struct loop): Likewise.
18336 * function.c (use_register_for_decl): When not optimizing, disregard
18337 register keyword for variables with types containing methods.
18339 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18341 PR middle-end/39447
18342 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18343 (is_simple_operand): Call contains_component_ref_p before calling data
18344 reference analysis that would fail on COMPONENT_REFs.
18346 * tree-vrp.c (search_for_addr_array): Fix formatting.
18348 2009-03-18 Richard Guenther <rguenther@suse.de>
18350 * tree-vect-transform.c (vect_loop_versioning): Fold the
18351 generated comparisons.
18352 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18353 (slpeel_tree_peel_loop_to_edge): Likewise.
18355 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18357 PR middle-end/37805
18358 * opts.c (print_specific_help): In addition to `undocumented',
18359 accept `separate' and `joined' flags if passed alone. Describe
18360 output by the first matched one of those.
18361 (common_handle_option): Skip over empty strings.
18362 * gcc.c (display_help): Fix help string for `--help='.
18363 * doc/invoke.texi (Option Summary, Overall Options): With
18364 `--help=', classes and qualifiers can both be repeated, but
18365 only the latter can be negated. One should not pass only
18366 negated qualifiers. Fix markup and examples.
18369 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18370 PR middle-end/37805
18371 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18372 and -fhelp=separate.
18374 2009-03-17 Jing Yu <jingyu@google.com>
18376 PR middle-end/39378
18377 * function.h (struct rtl_data): Move is_thunk from here...
18378 (struct function): ...to here.
18379 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18380 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18382 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18384 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18385 (alpha_output_function_end_prologue): Likewise.
18386 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18387 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18388 (rs6000_output_function_epilogue): Likewise.
18389 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18391 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18394 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18395 from different units in a single alternative.
18396 (*truncdfsf_i387): Ditto.
18397 (*truncxfsf2_mixed): Ditto.
18398 (*truncxfdf2_mixed): Ditto.
18400 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18402 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18403 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18406 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18407 unused non-artificial variables when not optimizing.
18410 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18411 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18412 NAMESPACE_DECL in its DECL_INITIAL.
18414 PR middle-end/39443
18415 * optabs.c (set_user_assembler_libfunc): New function.
18416 * expr.h (set_user_assembler_libfunc): New prototype.
18417 * c-common.c: Include libfuncs.h.
18418 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18419 for memcmp, memset, memcpy, memmove and abort.
18420 * Makefile.in (c-common.o): Depend on libfuncs.h.
18423 * dwarf2out.c (gen_inlined_enumeration_type_die,
18424 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18425 gen_tagged_type_instantiation_die): Removed.
18426 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18429 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18432 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18434 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18435 (check-parallel-%): Ditto.
18436 (check-consistency): Ditto.
18438 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18440 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18441 local variable rhs by NULL_TREE.
18443 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18446 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18448 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18451 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18453 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18456 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18457 for ms->sysv ABI calls only in 64bit mode.
18459 * config/i386/i386.md (untyped_call): Support 32bit.
18461 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18463 * doc/extend.texi: Replace x86_65 with x86_64.
18465 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18467 PR tree-optimization/39455
18468 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18469 mismatches for POINTER_TYPE_P (type).
18470 (number_of_iterations_le): Likewise.
18472 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18474 * config/picochip/picochip.c: Removed profiling support.
18475 * config/picochip/picochip.md: Removed profiling instruction.
18476 * config/picochip/picochip.h: Removed profiling builtin.
18478 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18480 * doc/install.texi (--with-host-libstdcxx): Document.
18482 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18485 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18486 generate a warning if the function name does not begin with
18487 "__vector" and the function has either the 'signal' or 'interrupt'
18488 attribute, from here to ...
18489 (avr_declare_function_name): ...here. New function.
18490 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18491 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18493 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18496 * cse.c (fold_rtx): Don't modify original const_arg1 when
18497 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18498 separate variable instead.
18499 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18500 from out of range shift counts.
18501 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18503 2009-03-13 Catherine Moore <clm@codesourcery.com>
18505 * config/i386/x-mingw32 (host-mingw32.o): Replace
18506 diagnostic.h with $(DIAGNOSTIC_H).
18508 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18511 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18513 * config/i386/sync.md (sync_compare_and_swap<mode>,
18514 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18515 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18517 (sync_double_compare_and_swapdi_pic,
18518 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18519 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18521 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18524 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18526 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18529 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18530 (avx_addsubv4df3): Likewise.
18531 (*avx_addsubv4sf3): Likewise.
18532 (sse3_addsubv4sf3): Likewise.
18534 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18537 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18539 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18542 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18543 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18544 registers for allocnos created from user-defined variables.
18546 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18549 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18550 of non-integer mode as well.
18552 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18554 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18555 for functions for which the parameter types are unknown.
18557 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18560 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18561 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18562 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18563 * config/i386/i386.c (ix86_local_alignment): For
18564 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18565 long long variables on the stack to avoid dynamic realignment.
18566 Allow the first argument to be a decl rather than type.
18567 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18569 2009-03-11 Nick Clifton <nickc@redhat.com>
18572 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18574 Add description to mno-lsim option.
18575 * config/mcore/mcore.h: Remove comment about deprecated m4align
18577 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18578 * doc/invoke.texi: Add description of mno-lsim and
18579 mstack-increment options.
18581 * config/fr30/fr30.opt: Document the -mno-lsim option.
18582 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18583 and -mno-lsim options.
18585 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18587 * fold-const.c (fold_comparison): Only call fold_inf_compare
18588 if the mode supports infinities.
18590 2009-03-11 Jason Merrill <jason@redhat.com>
18593 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18594 end already did. Notice GIMPLE_CALL modifications of the result.
18595 Don't copy debug information from an ignored decl or a decl from
18598 2009-03-10 Richard Guenther <rguenther@suse.de>
18599 Nathan Froyd <froydnj@codesourcery.com>
18601 PR middle-end/37850
18602 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18603 (__divMODE3): Likewise.
18605 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18607 PR tree-optimization/39394
18608 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18609 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18611 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18613 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18614 inline asms for register asm ("") declarations.
18616 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18618 * fold-const.c (fold_unary): Fix comment.
18620 2009-03-07 Jan Hubicka <jh@suse.cz>
18623 * tree-inline.c (setup_one_parameter): Do replacement of const
18624 argument by constant in SSA form.
18626 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18628 PR middle-end/38028
18629 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18630 determine alignment passed to assign_stack_local.
18631 (assign_parms_unsplit_complex): Likewise.
18632 * except.c (sjlj_build_landing_pads): Likewise.
18634 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18636 PR middle-end/39360
18637 * tree-flow.h (add_referenced_var): Return bool instead of void.
18638 * tree-dfa.c (add_referenced_var): Return result of
18639 referenced_var_check_and_insert call.
18640 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18641 of referenced_var_check_and_insert.
18644 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18645 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18646 DIE, don't emit it if abstract origin already has it.
18647 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18648 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18650 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18652 * genpreds.c (needs_variable): Fix parentheses at variable name
18654 (write_tm_constrs_h): Indent generated code.
18656 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18658 * doc/extend.texi (Function Attributes): Add documentation
18659 for isr attributes.
18661 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18664 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18665 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18667 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18669 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18672 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18675 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18676 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18678 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18680 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18681 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18682 constants instead of magic numbers.
18683 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18685 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18686 (x86_64_ms_abi_int_parameter_registers): Ditto.
18687 (x86_64_int_return_registers): Ditto.
18688 (ix86_maybe_switch_abi): Ditto.
18689 (ix86_expand_call): Ditto for clobbered_registers array.
18690 (ix86_hard_regno_mode_ok): Ditto.
18691 (x86_extended_QIreg_mentioned_p): Ditto.
18693 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18695 PR tree-optimization/39349
18696 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18698 * combine.c (gen_lowpart_for_combine): Use omode when generating
18701 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18703 PR rtl-optimization/39235
18704 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18706 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18708 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18710 2009-03-04 Richard Guenther <rguenther@suse.de>
18712 PR tree-optimization/39362
18713 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18714 that occur in abnormal PHIs should be varying.
18716 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18718 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18720 (simple_iv): Take loop as an argument instead of statement.
18721 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18722 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18724 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18726 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18727 * matrix-reorg.c (analyze_transpose): Ditto.
18728 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18729 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18730 * tree-predcom.c (ref_at_iteration): Ditto.
18731 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18733 2009-03-04 Richard Guenther <rguenther@suse.de>
18735 PR tree-optimization/39358
18736 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18737 escaped_id and callused_id.
18738 (solve_graph): Likewise.
18740 2009-03-04 Richard Guenther <rguenther@suse.de>
18742 PR tree-optimization/39339
18743 * tree-sra.c (try_instantiate_multiple_fields): Make it
18744 no longer ICE on the above.
18746 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18748 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18749 that fits within Pmode.
18751 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18753 PR middle-end/10109
18754 * tm.texi (LIBCALL_VALUE): Update description.
18756 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18758 PR middle-end/34443
18759 * doc/extend.texi (section): Update description.
18761 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18763 PR middle-end/39345
18764 * tree-inline.c (remapped_type): New.
18765 (can_be_nonlocal): Call remapped_type instead of remap_type.
18767 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18770 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18771 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18773 2009-03-03 Richard Guenther <rguenther@suse.de>
18775 PR middle-end/39272
18776 * tree.c (tree_nonartificial_location): New function.
18777 * tree.h (tree_nonartificial_location): Declare.
18778 * builtins.c (expand_builtin_memory_chk): Provide location
18779 of the call location for artificial function pieces.
18780 (maybe_emit_chk_warning): Likewise.
18781 (maybe_emit_sprintf_chk_warning): Likewise.
18782 (maybe_emit_free_warning): Likewise.
18783 * expr.c (expand_expr_real_1): Likewise.
18785 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18787 PR tree-optimization/39343
18788 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18789 COMPONENT_REF t has ARRAY_TYPE.
18791 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18793 PR middle-end/39335
18794 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18795 when the type precision of the induction variable should be
18796 larger than the type precision of nit.
18797 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18798 * graphite.c (graphite_loop_normal_form): Same.
18799 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18801 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18803 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18804 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18805 numbers to describe clobbered registers.
18806 (*call_value_0_rex64_ms_sysv): Ditto.
18807 * config/i386/mmx.md (mmx_emms): Ditto.
18808 (mmx_femms): Ditto.
18810 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18812 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18815 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18817 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18818 (spu_section_type_flags): New function.
18820 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18822 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18823 reg_class_contents of FLOAT_REGS into a temporary.
18825 2009-03-02 Richard Guenther <rguenther@suse.de>
18826 Ira Rosen <irar@il.ibm.com>
18828 PR tree-optimization/39318
18829 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18830 information to the vectorized statement.
18832 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18834 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18835 variable. Use defined names instead of magic constants for REX SSE
18838 2009-03-01 Richard Guenther <rguenther@suse.de>
18840 PR tree-optimization/39331
18841 * omp-low.c (lower_send_shared_vars): Do not receive new
18842 values for the reference of DECL_BY_REFERENCE parms or results.
18844 2009-03-01 Jan Hubicka <jh@suse.cz>
18847 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18848 BLOCK_NONLOCALIZED_VAR): New macros.
18849 (tree_block): Add nonlocalized_vars.
18850 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18851 gen_decl_die): Add origin argument. Allow generation of die with
18852 origin at hand only.
18853 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18854 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18856 (gen_block_die): Fix checking for unused blocks.
18857 (process_scope_var): Break out from .... ; work with origins only.
18858 (decls_for_scope) ... here; process nonlocalized list.
18859 (dwarf2out_ignore_block): Look for nonlocalized vars.
18860 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18862 (dump_scope_block): Dump them.
18863 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18864 (remap_block): Likewise.
18865 (can_be_nonlocal): New predicate.
18866 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18868 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18870 * configure: Regenerate.
18872 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18874 * optc-gen.awk: No need to duplicate option flags twice.
18875 Reuse help texts for duplicate options which do not have any.
18877 * gcc.c (display_help): Document --version.
18879 * gcc.c (main): If print_help_list and verbose_flag, ensure
18880 driver output comes before subprocess output.
18882 * optc-gen.awk: Assign all remaining fields to help string,
18883 space-separated, for multi-line help in *.opt.
18885 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18886 -Wno-pedantic-ms-format is for MinGW targets only.
18888 * doc/options.texi (Option file format): Fix bad indentation,
18889 restoring dropped sentence.
18891 2009-02-28 Jan Hubicka <jh@suse.cz>
18893 * tree-inline.c (tree_function_versioning): Output debug info.
18895 2009-02-28 Jan Hubicka <jh@suse.cz>
18898 * tree-inline.c (setup_one_parameter): Do not copy propagate
18899 arguments when not optimizing.
18901 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18904 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18905 (avx_addsubv4df3): Likewise.
18906 (*avx_addsubv4sf3): Likewise.
18907 (sse3_addsubv4sf3): Likewise.
18908 (*avx_addsubv2df3): Likewise.
18909 (sse3_addsubv2df3): Likewise.
18910 (avx_unpckhps256): Correct item selectors.
18911 (avx_unpcklps256): Likewise.
18912 (avx_unpckhpd256): Likewise.
18913 (avx_unpcklpd256): Likewise.
18915 2009-02-28 Jan Hubicka <jh@suse.cz>
18917 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18919 (copy_arguments_for_versioning): If var is declared don't declare it.
18920 (tree_function_versioning): First setup substitutions and then copy
18923 2009-02-27 Jan Hubicka <jh@suse.cz>
18926 * cgraph.h (varpool_output_debug_info): Remove.
18927 * cgraphunit.c (varpool_output_debug_info): Remove.
18928 * dwarf2out.c (deferred_locations_struct): New struct
18929 (deferred_locations): New type.
18930 (deferred_locations_list): New static var.
18931 (deffer_location): New function.
18932 (gen_variable_die): Use it.
18933 (decls_for_scope): Output info on local static vars.
18934 (dwarf2out_finish): Process deferred locations.
18935 * varpool.c (varpool_output_debug_info): Remove.
18937 2009-02-27 Jan Hubicka <jh@suse.cz>
18940 * tree.h (TREE_PROTECTED): Fix comment.
18941 (BLOCK_HANDLER_BLOCK): Remove.
18942 (struct tree_block): Remove handler_block add body_block.
18943 (inlined_function_outer_scope_p): New.
18944 (is_body_block): Remove.
18945 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18946 * dwarf2out.c (is_inlined_entry_point): Remove.
18947 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18948 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18950 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18951 * gimplify.c (gimplify_expr): Gimplify body blocks.
18952 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18953 block with multiple subblocks.
18954 (dump_scope_block): Prettier output; dump more flags and info.
18955 (dump_scope_blocks): New.
18956 (remove_unused_locals): Use dump_scope_blocks.
18957 * tree-flow.h (dump_scope_blocks): Declare.
18958 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18959 * stmt.c (is_body_block): Remove.
18960 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18961 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18963 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18965 PR middle-end/39308
18966 * graphite.c (graphite_loop_normal_form): Do not call
18967 number_of_iterations_exit from a gcc_assert.
18969 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18971 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18972 jumps if COND is NULL.
18973 (find_cond_jump): New function.
18974 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18975 * config/s390/s390.md: Remove z10_cobra attribute value.
18977 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18979 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18980 force_const_mem returns NULL_RTX.
18982 2009-02-26 Jan Hubicka <jh@suse.cz>
18985 * cgraph.h (varpool_output_debug_info): Remove.
18986 * cgraphunit.c (varpool_output_debug_info): Remove.
18987 * dwarf2out.c (deferred_locations_struct): New struct
18988 (deferred_locations): New type.
18989 (deferred_locations_list): New static var.
18990 (deffer_location): New function.
18991 (gen_variable_die): Use it.
18992 (decls_for_scope): Output info on local static vars.
18993 (dwarf2out_finish): Process deferred locations.
18994 * varpool.c (varpool_output_debug_info): Remove.
18996 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18998 PR rtl-optimization/39241
18999 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
19000 to subreg_offset_representable_p.
19002 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19004 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
19005 execute function prototype. Get f and nregs from max_reg_num
19006 and get_insns. Remove the first backward pass as it's dead,
19007 guard the forward pass by flag_expensive_optimizations.
19008 (rest_of_handle_regmove): Delete.
19009 (pass_regmove): Replace it with regmove_optimize.
19011 2009-02-25 Martin Jambor <mjambor@suse.cz>
19013 PR tree-optimization/39259
19014 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
19015 calls_alloca function flags.
19016 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
19017 calls are detected.
19019 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
19021 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
19022 flags_set_1_rtx, flags_set_1_set): Delete.
19023 (regmove_optimize): Do not call mark_flags_life_zones.
19025 2009-02-24 Julian Brown <julian@codesourcery.com>
19028 * config/arm/arm.c (require_pic_register): Only set
19029 cfun->machine->pic_reg once per function.
19031 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
19033 * doc/invoke.texi (Link Options): Document an easier way to pass
19034 options that take arguments to the GNU linker using -Xlinker and -Wl.
19036 2009-02-24 Steve Ellcey <sje@cup.hp.com>
19039 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
19041 2009-02-24 Richard Guenther <rguenther@suse.de>
19044 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
19046 2009-02-24 Richard Guenther <rguenther@suse.de>
19047 Zdenek Dvorak <ook@ucw.cz>
19049 PR tree-optimization/39233
19050 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
19051 from converting them to a generic type.
19053 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
19055 PR tree-optimization/39260
19056 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
19057 contains a condition with a real type.
19058 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
19060 2009-02-23 Jason Merrill <jason@redhat.com>
19063 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
19064 narrowing_initializer_constant_valid_p.
19065 (narrowing_initializer_constant_valid_p): Don't return
19066 null_pointer_node for adding a pointer to itself.
19068 2009-02-23 Jan Hubicka <jh@suse.cz>
19071 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
19074 2009-02-23 Jan Hubicka <jh@suse.cz>
19076 PR tree-optimization/37709
19077 * tree.c (block_ultimate_origin): Move here from dwarf2out.
19078 * tree.h (block_ultimate_origin): Declare.
19079 * dwarf2out.c (block_ultimate_origin): Move to tree.c
19080 * tree-ssa-live.c (remove_unused_scope_block_p):
19081 Eliminate blocks containig no instructions nor live variables nor
19083 (dump_scope_block): New function.
19084 (remove_unused_locals): Enable removal of dead blocks by default;
19085 enable dumping at TDF_DETAILS.
19087 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19089 * config/i386/i386.c (classify_argument): Don't allow COImode
19091 (function_arg_advance_32): Don't allow OImode.
19092 (function_arg_32): Likewise.
19093 (function_value_32): Likewise.
19094 (return_in_memory_32): Likewise.
19095 (function_arg_64): Remove OImode comment.
19097 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19100 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19101 ix86_expand_vector_set for V4DImode in 64bit mode only.
19102 (ix86_expand_vector_init_one_var): Likewise.
19104 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
19106 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
19108 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19111 * loop-iv.c: Revert last change.
19112 * emit-rtl.c: Likewise.
19114 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
19117 * config/i386/i386.c (type_natural_mode): Remove an extra
19118 space in the warning message.
19119 (function_value_32): Handle 32-byte vector modes.
19120 (return_in_memory_32): Likewise.
19122 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
19124 * loop-iv.c (truncate_value): New function.
19125 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
19127 (lowpart_subreg): Move to...
19128 * emit-rtl.c: ...here.
19130 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
19132 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
19133 accidental and undocumented change at revision 140860.
19135 2009-02-21 Joseph Myers <joseph@codesourcery.com>
19137 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
19138 take gimple_seq * arguments.
19139 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
19140 types_compatible_p langhook.
19142 2009-02-20 Mark Mitchell <mark@codesourcery.com>
19143 Joseph Myers <joseph@codesourcery.com>
19145 * config/arm/arm.c (arm_builtin_va_list): New function.
19146 (arm_expand_builtin_va_start): Likewise.
19147 (arm_gimplify_va_arg_expr): Likewise.
19148 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19149 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19150 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19151 (va_list_type): New variable.
19152 (arm_mangle_type): Mangle va_list_type appropriately.
19154 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19156 PR middle-end/39157
19157 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19158 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19159 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19160 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19161 parameter to 1000 for -O1 by default.
19162 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19164 * loop-invariant.c: Include params.h.
19165 (move_loop_invariants): Don't call move_single_loop_invariants on
19168 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19170 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19171 offset when calculating bounds for indexing stack_usage_map. Fixes
19172 a buffer overflow with certain target setups.
19174 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19177 * calls.c (expand_call): Clear try_tail_call if caller and callee
19178 disagree in promotion of function return value.
19180 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19183 * c-common.c (c_determine_visibility): If visibility changed and
19184 DECL_RTL has been already set, call make_decl_rtl to update symbol
19187 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19190 * varasm.c (assemble_variable): Don't check DECL_NAME when
19191 globalizing a variable.
19193 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19196 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19197 expression before any __builtin_trap call.
19198 * c-typeck.c (build_function_call): Convert and check function
19199 arguments before generating a call to a trap. Evaluate the
19200 function arguments before the trap.
19202 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19205 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19206 (UNSPEC_FXAM_MEM): New unspec.
19207 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19208 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19209 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19211 2009-02-19 Richard Guenther <rguenther@suse.de>
19213 PR tree-optimization/39207
19214 PR tree-optimization/39074
19215 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19216 storedanything_tree): New.
19217 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19218 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19219 (build_succ_graph): Add edges from STOREDANYTHING to all
19221 (init_base_vars): Initialize STOREDANYTHING.
19222 (compute_points_to_sets): Free substitution info after
19223 building the succ graph.
19224 (ipa_pta_execute): Likewise.
19226 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19228 (do_ds_constraint): Do not add to special var or non-pointer
19230 (type_could_have_pointers): Split out from ...
19231 (could_have_pointers): ... here. For arrays use the element type.
19232 (create_variable_info_for): Initialize may_have_pointers.
19233 (new_var_info): Likewise.
19234 (handle_lhs_call): Make the HEAP variable unknown-sized.
19235 (intra_create_variable_infos): Use a type with pointers for
19236 PARM_NOALIAS, make it unknown-sized.
19238 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19241 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19243 2009-02-18 Jason Merrill <jason@redhat.com>
19246 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19247 value if DECL_EXTERNAL.
19248 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19249 * target.h (gcc_target::binds_local_p): Clarify "module".
19250 * tree.h (TREE_PUBLIC): Clarify "module".
19252 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19255 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19256 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19258 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19261 * c.opt (Wabi): Support C and ObjC.
19264 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19266 * config/i386/i386.c (classify_argument): Warn once about the ABI
19267 change when passing union with long double.
19269 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19271 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19274 * c-parser.c (c_parser_compound_statement): Always enter and leave
19277 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19280 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19282 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19284 PR tree-optimization/36922
19285 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19286 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19289 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19291 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19294 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19296 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19298 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19300 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19303 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19304 Richard Sandiford <rdsandiford@googlemail.com>
19306 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19307 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19308 (loongson_biadd): ...this.
19310 2009-02-17 Richard Guenther <rguenther@suse.de>
19312 PR tree-optimization/39202
19313 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19314 a var make sure to follow existing collapses.
19316 2009-02-17 Richard Guenther <rguenther@suse.de>
19318 PR middle-end/39214
19319 * langhooks.c (lhd_print_error_function): Check for NULL block.
19321 2009-02-17 Richard Guenther <rguenther@suse.de>
19323 PR tree-optimization/39204
19324 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19327 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19329 * config/soft-fp/double.h: Update from glibc CVS.
19331 2009-02-17 Richard Guenther <rguenther@suse.de>
19333 PR tree-optimization/39207
19334 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19335 strict-aliasing warnings for pointers pointing to NULL.
19337 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19340 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19341 skipping until next close brace.
19343 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19346 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19347 to function argument boundary.
19349 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19351 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19352 in the lea_add. Reload eventually constraints it properly.
19353 * config/picochip/constraints.md: Remove the target constraint
19354 "b", since it is not needed anymore.
19356 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19358 * gthr-dce.h: Uglify function parameter and local variable names.
19359 * gthr-gnat.h: Likewise.
19360 * gthr-mipssde.h: Likewise.
19361 * gthr-nks.h: Likewise.
19362 * gthr-posix95.h: Likewise.
19363 * gthr-posix.h: Likewise.
19364 * gthr-rtems.h: Likewise.
19365 * gthr-single.h: Likewise.
19366 * gthr-solaris.h: Likewise.
19367 * gthr-tpf.h: Likewise.
19368 * gthr-vxworks.h: Likewise.
19369 * gthr-win32.h: Likewise.
19371 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19374 * config/i386/i386.md: Restrict the new peephole2 to move
19375 between MMX/SSE registers.
19377 2009-02-15 Richard Guenther <rguenther@suse.de>
19380 2009-02-13 Richard Guenther <rguenther@suse.de>
19382 * configure.ac: Enable LFS.
19383 * configure: Re-generate.
19384 * config.in: Likewise.
19386 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19388 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19389 spu_srqwbyte, spu_srqwbytebc): Define.
19390 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19391 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19392 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19393 "shrqby_<mode>"): New insn-and-split patterns.
19394 * config/spu/spu.c (expand_builtin_args): Determine and return
19395 number of operands using spu_builtin_description data.
19396 (spu_expand_builtin_1): Use it.
19398 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19401 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19404 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19407 * config/i386/i386.c (override_options): Correct warning
19408 messages for -malign-loops, -malign-jumps and -malign-functions.
19410 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19413 * config/i386/i386.md: Restrict the new peephole2 to move
19414 between the general purpose registers.
19416 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19419 * config/i386/i386.c (type_natural_mode): Add a new argument.
19420 Return the original mode and warn ABI change if vector size is 32byte.
19421 (function_arg_advance): Updated.
19422 (function_arg): Likewise.
19423 (ix86_function_value): Likewise.
19424 (ix86_return_in_memory): Likewise.
19425 (ix86_sol10_return_in_memory): Likewise.
19426 (ix86_gimplify_va_arg): Likewise.
19427 (function_arg_32): Don't warn ABX ABI change here.
19428 (function_arg_64): Likewise.
19430 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19432 * loop-iv.c (implies_p): In the final case, test that operands 0
19433 of the two comparisons match.
19435 * config/bfin/bfin.c (find_prev_insn_start): New function.
19436 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19437 (find_next_insn_start): Move.
19439 2009-02-13 Richard Guenther <rguenther@suse.de>
19441 * configure.ac: Enable LFS.
19442 * configure: Re-generate.
19443 * config.in: Likewise.
19445 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19448 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19449 sizes on syntax error after some arguments have been parsed.
19451 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19453 * doc/invoke.texi (-fira): Remove.
19455 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19457 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19458 * recog.c: Likewise.
19461 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19463 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19464 (umul_ppmm): Likewise.
19465 (count_leading_zeros): Likewise.
19466 (count_trailing_zeros): Likewise.
19467 (UMUL_TIME): Likewise.
19469 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19471 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19472 soft-fp/t-softfp to tmake_file.
19474 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19475 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19476 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19477 IA64_BUILTIN_INFQ]: New.
19478 (ia64_init_builtins): Initialize __builtin_infq,
19479 __builtin_fabsq and __builtin_copysignq if not HPUX.
19480 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19481 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19483 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19485 (__fixtfti): Likewise.
19486 (__fixunstfti): Likewise.
19487 (__floattitf): Likewise.
19489 * config/ia64/libgcc-glibc.ver: New.
19490 * config/ia64/t-fprules-softfp: Likewise.
19491 * config/ia64/sfp-machine.h: Likewise.
19493 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19494 (LIBGCC2_TF_CEXT): Likewise.
19495 (TF_SIZE): Likewise.
19496 (TARGET_INIT_LIBFUNCS): Likewise.
19498 * config/ia64/t-glibc (SHLINB_MAPFILES):
19499 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19501 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19503 * config/i386/i386.c (construct_container): Rewrite processing
19504 BLKmode with X86_64_SSE_CLASS.
19506 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19509 * config/i386/i386.md: Replace simplify_replace_rtx with
19510 replace_rtx in the new peephole2.
19512 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19514 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19515 loop unrolling do not happen at -O2.
19517 2009-02-12 Michael Matz <matz@suse.de>
19519 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19521 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19523 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19526 2009-02-12 Ben Elliston <bje@au.ibm.com>
19528 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19529 patterns when updating the back chain. Missed in the 2009-02-10
19532 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19534 * doc/extend.texi (Decimal Floating Types): Update identifier of
19535 draft TR and list of missing support.
19537 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19539 PR middle-end/39154
19540 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19541 bit to variable length decl's flags, add it also to its
19542 pointer replacement variable.
19544 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19545 Jakub Jelinek <jakub@redhat.com>
19548 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19549 (memory_blockage): New expander.
19550 (*memory_blockage): New insn pattern.
19551 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19552 instead of general blockage at the end of function prologue when
19553 frame pointer is used to access red zone area. Do not emit blockage
19554 when profiling, it is emitted in generic code.
19555 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19556 function epilogue when frame pointer is used to access red zone area.
19558 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19561 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19562 by arithmetic with memory operands.
19563 * config/i386/predicates.md (commutative_operator): New.
19565 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19567 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19570 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19572 * alias.h (record_alias_subset): Declare.
19573 * alias.c (record_alias_subset): Make global.
19575 2009-02-10 Nick Clifton <nickc@redhat.com>
19577 * tree-parloops.c: Change license to GPLv3.
19578 * ipa-struct-reorg.c: Change license to GPLv3.
19579 * ipa-struct-reorg.h: Change license to GPLv3.
19581 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19584 * c-decl.c (start_struct): Return NULL on error.
19586 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19588 PR middle-end/39124
19589 * cfgloopmanip.c (remove_path): Call remove_bbs after
19590 cancel_loop_tree, not before it.
19593 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19594 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19595 VAR_DECLs were seen.
19596 * tree-ssa-live.c (remove_unused_locals): Recompute
19597 cfun->has_local_explicit_reg_vars.
19598 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19599 copies or clearings if cfun->has_local_explicit_reg_vars.
19601 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19604 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19605 of function prologue when frame pointer is used to access
19608 2009-02-10 Richard Guenther <rguenther@suse.de>
19610 PR middle-end/39127
19611 * gimplify.c (gimple_regimplify_operands): Always look if
19612 we need to create a temporary.
19614 2009-02-10 Richard Guenther <rguenther@suse.de>
19616 PR tree-optimization/39132
19617 * tree-loop-distribution.c (todo): New global var.
19618 (generate_memset_zero): Trigger TODO_rebuild_alias.
19619 (tree_loop_distribution): Return todo.
19621 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19624 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19625 (x86_64_reg_class_name): Removed.
19626 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19627 first one isn't X86_64_SSE_CLASS or any other ones aren't
19628 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19629 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19630 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19631 and 3 X86_64_SSEUP_CLASS.
19632 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19633 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19635 2009-02-10 Ben Elliston <bje@au.ibm.com>
19637 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19638 form instruction to update the stack back chain word, even if the
19639 user has disabled the generation of update instructions.
19640 (movdi_<mode>_update_stack): New.
19641 (movsi_update_stack): Likewise.
19642 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19643 always use an update form instruction to update the stack back
19646 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19648 PR middle-end/38953
19649 * graphite.c (if_region_set_false_region): After moving a region in
19650 the false branch of a condition, remove the empty dummy basic block.
19651 (gloog): Remove wrong fix for PR38953.
19653 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19655 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19656 generation due to implicit sign extension.
19658 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19660 PR middle-end/38981
19661 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19662 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19664 2009-02-09 Richard Guenther <rguenther@suse.de>
19666 PR middle-end/35202
19667 * convert.c (convert_to_real): Disable (float)fn((double)x)
19668 to fnf(x) conversion if errno differences may occur and
19669 -fmath-errno is set.
19671 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19673 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19674 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19675 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19677 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19680 * c-common.c (handle_alias_attribute): Disallow attribute for
19681 anything not a FUNCTION_DECL or VAR_DECL.
19683 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19686 * real.c (do_compare): Special-case compare of zero against
19687 decimal float value.
19689 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19692 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19693 as indicating flexible array members unless the field itself is
19694 being declarared as the incomplete array.
19696 2009-02-06 Jan Hubicka <jh@suse.cz>
19698 PR tree-optimization/38844
19699 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19700 is already inlined.
19702 2009-02-06 Richard Guenther <rguenther@suse.de>
19704 PR middle-end/38977
19705 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19706 fork because we may expand it as __gcov_fork.
19708 2009-02-06 Nick Clifton <nickc@redhat.com>
19710 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19712 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19714 PR tree-optimization/35659
19715 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19716 vn_phi_eq): Shortcut if hashcode does not match.
19717 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19719 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19720 and avoid iterative_hash_expr.
19721 (FOR_EACH_VALUE_ID_IN_SET): New.
19722 (value_id_compare): Remove.
19723 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19724 sort expressions by value id.
19726 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19729 * config/sh/predicates.md (general_movsrc_operand): Don't check
19730 the subreg of system registers here.
19732 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19735 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19736 on the copied decl.
19738 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19740 PR rtl-optimization/39110
19741 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19742 addresses, not aligned ones.
19744 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19745 Richard Guenther <rguenther@suse.de>
19747 PR tree-optimization/39100
19748 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19749 comment says and add edges.
19751 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19754 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19755 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19757 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19759 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19760 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19761 register_bb_in_sese, new_sese, free_sese): Moved.
19762 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19763 outermost_loop_in_scop, build_scop_iteration_domain,
19764 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19765 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19766 Use loop_in_sese_p instead of loop_in_scop_p.
19767 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19768 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19769 (scopdet_basic_block_info): Fix bug in scop detection.
19770 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19771 eq_loop_to_cloog_loop): Remove.
19772 (nb_loops_around_loop_in_scop, nb_loop
19773 ref_nb_loops): Moved here...
19774 * graphite.h (ref_nb_loops): ... from here.
19775 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19776 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19777 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19778 * testsuite/gcc.dg/graphite/scop-19.c: New
19780 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19781 Hans-Peter Nilsson <hp@axis.com>
19783 PR rtl-optimization/37889
19784 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19785 Move offset handling from PLUS to before the switch. Use new
19786 arguments when considering SYMBOL_REFs too.
19787 (rtx_addr_can_trap_p): Pass dummy offset and size.
19788 (enum may_trap_p_flags): Remove.
19789 (may_trap_p_1): Pass size from MEM_SIZE.
19791 PR rtl-optimization/38921
19792 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19793 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19794 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19795 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19797 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19799 AVX Programming Reference (January, 2009)
19800 * config/i386/sse.md (*vpclmulqdq): New.
19802 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19804 PR tree-optimization/38977
19805 PR gcov-profile/38292
19806 * calls.c (special_function_p): Disregard __builtin_ prefix.
19808 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19810 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19811 non-indexable addresses even before reload.
19813 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19816 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19817 as having variable size. Do not give an error for unnamed
19818 parameters with [*] declarators. Give a warning for type names
19819 with [*] declarators and mark them as variable size.
19820 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19821 for sizeof applied to [*] type names.
19823 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19826 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19828 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19830 * gcc.c (process_command): Update copyright notice dates.
19831 * gcov.c (print_version): Likewise.
19832 * gcov-dump.c (print_version): Likewise.
19833 * mips-tfile.c (main): Likewise.
19834 * mips-tdump.c (main): Likewise.
19836 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19839 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19840 for composite type involving a zero-length array type.
19842 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19845 * function.c (match_asm_constraints_1): Skip over
19846 initial optional % in the constraint.
19848 PR inline-asm/39059
19849 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19850 supported, don't accept FIXED_CSTs.
19851 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19852 and _Sat is used without _Fract/_Accum. Set specs->type to
19853 integer_type_node for cts_fract/cts_accum if fixed point is not
19856 2009-02-02 Catherine Moore <clm@codesourcery.com>
19858 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19860 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19862 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19863 (ABI_HAS_64BIT_SYMBOLS): Use it.
19864 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19866 2009-02-02 Paul Brook <paul@codesourcery.com>
19868 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19870 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19872 PR inline-asm/39058
19873 * recog.h (asm_operand_ok): Add constraints argument.
19874 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19875 recurse on matching constraint.
19876 (check_asm_operands): Pass constraints as 3rd argument to
19877 asm_operand_ok. Don't look up matching constraint here.
19878 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19881 2009-02-02 Ben Elliston <bje@au.ibm.com>
19883 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19884 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19886 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19888 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19889 information. Remove some obsolete information. Reorganize.
19891 * config/pa/fptr.c: Revert license to GPL 2.
19892 * config/pa/milli64.S: Likewise.
19894 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19897 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19898 LIBRARY name in, instead of hard-coding it.
19899 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19900 extra target make frag to tmake_files according to EH model.
19901 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19902 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19903 frags that define makefile variable EH_MODEL appropriately.
19904 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19905 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19906 to "-sjlj" according to type of EH configured.
19907 (LIBGCC_SONAME): Concatenate it to shared library base name.
19908 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19909 to "_sjlj" according to type of EH configured.
19910 (LIBGCC_SONAME): Concatenate it to shared library base name.
19911 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19912 (SHLIB_LINK): Add missing semicolon to if-else construct.
19913 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19914 string value of "pe_dll" command-line option.
19915 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19916 (SHLIB_SONAME): Use it when overriding t-cygming default.
19917 (SHLIB_IMPLIB): Override t-cygming default.
19918 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19919 string value of "pe_dll" command-line option.
19921 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19924 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19925 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19927 2009-01-31 Richard Guenther <rguenther@suse.de>
19929 PR tree-optimization/38937
19930 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19931 computing the transitive closure.
19933 2009-01-30 Richard Guenther <rguenther@suse.de>
19935 PR tree-optimization/39041
19936 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19937 Propagate variable indices only if the types match for this stmt.
19939 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19942 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19943 inline but never defined.
19945 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19947 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19948 (*insv_h_di_reg_extimm): New insn.
19949 (*insv_l<mode>_reg_extimm): New insn.
19951 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19953 * config/picochip/picochip.c (flag_conserve_stack): set
19954 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19955 fconserve-stack. Reduce call-overhead used by inliner.
19957 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19960 * common.opt (flag_conserve_stack): Initialised to zero.
19962 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19965 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19966 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19969 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19971 * ira-color.c (allocno_reload_assign): Update comments.
19972 * regmove.c (regmove_optimize): Likewise.
19976 2009-01-29 Robert Millan <rmh@aybabtu.com>
19978 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19979 * config/i386/kopensolaris-gnu.h: New file. Undefine
19980 `MD_UNWIND_SUPPORT'.
19981 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19983 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19985 PR tree-optimization/39007
19986 * tree-loop-distribution.c (generate_builtin): Use
19987 recompute_dominator to compute the immediate dominator of the
19988 basic block just after the loop.
19990 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19992 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19993 (ASM_OUTPUT_DWARF_PCREL): Define.
19995 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19997 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19998 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19999 global. Modify entries about regmove and IRA.
20001 * ra-conflict.c: Remove the file.
20003 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
20005 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
20006 (pass_regclass_init): Rename to pass_reginfo_init.
20008 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
20010 * toplev.h (flag_ira): Remove.
20012 * caller-save.c (setup_save_areas): Remove flag_ira.
20014 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
20016 * global.c: Remove the file.
20018 * opts.c (decode_options): Remove flag_ira.
20020 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
20022 * regmove.c: Modify file description.
20023 (find_use_as_address, try_auto_increment): Define them only if
20024 AUTO_INC_DEC is defined.
20025 (replacement_quality, replace_in_call_usage, fixup_match_1,
20026 stable_and_no_regs_but_for_p): Remove.
20027 (reg_set_in_bb): Make it static.
20028 (regmove_optimize): Remove flag_ira and code which worked for
20031 * local-alloc.c: Remove the file.
20033 * common.opt (fira): Remove.
20035 * ira.c: Include except.h.
20036 (eliminable_regset): Move from global.c.
20037 (mark_elimination): Ditto. Remove flag_ira.
20038 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
20039 equiv_mem_modified, validate_equiv_mem_from_store,
20040 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
20041 contains_replace_regs, memref_referenced_p, memref_used_between_p,
20042 no_equiv, recorded_label_ref): Move from local-alloc.c.
20043 (update_equiv_regs): Ditto. Make it static.
20044 (print_insn_chain, print_insn_chains): Move it from global.c.
20045 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
20046 (build_insn_chain): Ditto. Make it static.
20047 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
20048 Rename to init_live_subregs.
20049 (gate_ira): Remove flag_ira.
20051 * regclass.c: Rename reginfo.c. Change file description.
20052 (FORBIDDEN_INC_DEC_CLASSES): Remove.
20053 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
20054 (init_reg_sets_1): Remove code for evaluation of
20055 reg_class_superclasses and losing_caller_save_reg_set.
20056 (init_regs): Remove init_reg_autoinc.
20057 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
20058 ok_for_base_p_nonstrict): Remove.
20059 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
20060 (pass_regclass_init): Rename to pass_reginfo_init. Modify
20061 corresponding entries.
20062 (dump_regclass, record_operand_costs, scan_one_insn,
20063 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
20064 record_address_regs, auto_inc_dec_reg_p): Remove.
20065 (gt-regclass.h): Rename to gt-reginfo.h.
20067 * rtl.h (dump_global_regs, retry_global_alloc,
20068 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
20070 * Makefile.in (RA_H): Remove.
20071 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
20072 Rename regclass.o to reginfo.o.
20073 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
20075 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
20076 (GTFILES): Rename regclass.c to reginfo.c.
20078 * passes.c (init_optimization_passes): Remove pass_local_alloc and
20079 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
20081 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
20082 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
20084 (finish_spills): Ditto. Remove code for !flag_ira.
20086 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
20088 PR middle-end/35854
20089 * doc/invoke.texi (rtl debug options): Complete rewrite.
20090 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
20092 * mode-switching.c (pass_mode_switching): Rename pass from
20093 "mode-sw" to "mode_sw".
20094 * except.c (pass_convert_to_eh_ranges): Rename pass from
20095 "eh-ranges" to "eh_ranges".
20096 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
20100 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
20101 Alexander Monakov <amonakov@ispras.ru>
20103 PR middle-end/38857
20104 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
20106 (move_exprs_to_boundary): Change return type and pass through
20107 should_move from move_op. Relax assert. Update usage ...
20108 (schedule_expr_on_boundary): ... here. Use should_move instead of
20110 (move_op_orig_expr_found): Indicate that insn was disconnected from
20112 (code_motion_process_successors): Do not call after_merge_succs
20113 callback if original expression was not found when traversing any of
20115 (code_motion_path_driver): Change return type. Update prototype.
20116 (move_op): Update comment. Add a new parameter (should_move). Update
20117 prototype. Set *should_move based on indication provided by
20118 move_op_orig_expr_found.
20120 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
20122 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
20123 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
20124 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
20125 * config/rs6000/rs6000.c (rs6000_override_options): Default
20126 avoid-indexed-addresses on for Power6, off for everything else.
20127 (avoiding_indexed_address_p): New function.
20128 (rs6000_legitimize_address): Use it.
20129 (rs6000_legitimate_address): Likewise.
20130 * config/rs6000/rs6000.md (movXX_updateX): Likewise
20132 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
20134 PR tree-optimization/38997
20135 * tree-loop-distribution.c (generate_memset_zero): Use
20136 POINTER_PLUS_EXPR for a pointer addition.
20138 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
20140 * config/s390/s390.md (bswap<mode>2): New pattern added.
20142 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20144 * config/s390/s390.md (*tls_load_31): Added type attribute.
20146 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20148 * config/s390/s390.md: Fix a few comments.
20150 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20152 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20153 (*tm<mode>_full): Fixed z10prop attribute.
20154 (*tst<mode>_extimm): Fixed z10prop attribute.
20155 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20156 (*tstqiCCT_cconly): Fixed z10prop attribute.
20157 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20158 (*movsi_larl): Fixed z10prop attribute.
20159 (*movsi_zarch): Fixed z10prop attribute.
20160 (*movsi_eas): Fixed z10prop attribute.
20161 (*movhi): Fixed z10prop attribute.
20162 (*movqi): Fixed z10prop attribute.
20163 (*movstrictqi): Fixed z10prop attribute.
20164 (*mov<mode>): Fixed z10prop attribute.
20165 (*movcc): Fixed z10prop attribute.
20166 (*sethighpartdi_64): Fixed z10prop attribute.
20167 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20168 (*negdi2_sign_cc): Fixed z10prop attribute.
20169 (*negdi2_sign): Fixed z10prop attribute.
20170 (*absdi2_sign_cc): Fixed z10prop attribute.
20171 (*absdi2_sign): Fixed z10prop attribute.
20172 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20173 (*negabsdi2_sign): Fixed z10prop attribute.
20174 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20175 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20176 (doloop_si64): Fixed z10prop attribute.
20177 (doloop_si31): Fixed z10prop attribute.
20178 (doloop_long): Fixed z10prop attribute.
20179 (indirect_jump): Fixed z10prop attribute.
20180 (nop): Fixed z10prop attribute.
20181 (main_base_64): Fixed z10prop attribute.
20182 (reload_base_64): Fixed z10prop attribute.
20184 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20186 PR rtl-optimization/38740
20187 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20189 * config/mips/mips.c (mips_reorg): Likewise.
20191 2009-01-28 Richard Guenther <rguenther@suse.de>
20193 PR tree-optimization/38926
20194 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20195 with the correct value id to a value.
20196 (do_regular_insertion): Use the value number of edoubleprime
20197 for the value number of the expr.
20200 2008-08-21 Richard Guenther <rguenther@suse.de>
20202 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20203 a PHI ask VN if it is already available.
20204 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20205 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20207 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20209 PR middle-end/38934
20210 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20211 set to varying whenever max has TREE_OVERFLOW set, similarly
20212 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20214 2009-01-28 Richard Guenther <rguenther@suse.de>
20216 PR middle-end/38908
20217 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20218 uninitialized aggregate uses in call arguments.
20220 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20222 PR tree-optimization/38984
20223 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20224 the nothing_id variable if -fno-delete-null-pointer-checks.
20226 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20229 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20230 (set_got_offset_rex64): Ditto.
20232 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20235 * doc/extend.texi: Improve local variable with asm reg.
20237 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20239 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20240 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20241 was not supplied then set warn_packed_bitfield_compat to the
20242 default value of 1.
20243 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20246 2009-01-27 Richard Guenther <rguenther@suse.de>
20248 PR tree-optimization/38503
20249 * cfgexpand.c (expand_gimple_basic_block): Ignore
20250 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20251 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20252 variables that cannot have TBAA applied.
20253 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20256 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20258 PR middle-end/38969
20259 * calls.c (initialize_argument_information): Do not wrap complex
20260 arguments in SAVE_EXPR.
20262 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20264 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20265 (INSTALL_LIBGCC): Revert typo commit.
20267 2009-01-26 Richard Guenther <rguenther@suse.de>
20269 PR tree-optimization/38745
20270 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20271 from special handling.
20273 2009-01-26 Richard Guenther <rguenther@suse.de>
20275 PR tree-optimization/38745
20276 * tree-ssa.c (execute_update_addresses_taken): Do not include
20277 variables that cannot possibly be a register in not_reg_needs.
20278 Do not clear TREE_ADDRESSABLE on vars that may not become
20280 * tree-ssa.c (update_alias_info_1): Include those in the set
20281 of addressable vars.
20283 2009-01-26 Richard Guenther <rguenther@suse.de>
20285 PR middle-end/38851
20286 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20287 * tree-ssa-dse.c: Include langhooks.h
20288 (execute_simple_dse): Remove stores with zero size.
20290 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20293 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20296 2009-01-24 Julian Brown <julian@codesourcery.com>
20298 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20299 config/arm/linux-atomic.c.
20300 * config/arm/linux-atomic.c: New.
20302 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20304 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20305 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20306 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20308 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20311 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20314 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20316 PR tree-optimization/38953
20317 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20318 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20319 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20320 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20323 2009-01-24 Paul Brook <paul@codesourcery.com>
20325 * config/arm/neon.md (neon_type): Move to arm.md.
20326 (neon_mov<VSTRUCT>): Add neon_type attribute.
20327 * config/arm/arm.md (neon_type): Move to here.
20328 (conds): Add "unconditioal" and use as default for NEON insns.
20330 2009-01-24 Ben Elliston <bje@au.ibm.com>
20332 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20333 void *' warning from -Wc++-compat.
20334 * Makefile.in (dominance.o-warn): Remove.
20336 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20338 PR tree-optimization/38932
20339 * fold-const.c (fold_unary_ignore_overflow): New.
20340 * tree.h (fold_unary_ignore_overflow): Declare.
20341 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20342 * tree-ssa-sccvn.c (visit_reference_op_load,
20343 simplify_unary_expression): Likewise.
20345 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20347 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20348 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20349 regardless of their type.
20350 * c-common.c (handle_packed_attribute): Don't ignore packed on
20352 * c.opt (Wpacked-bitfield-compat): New warning option.
20353 * stor-layout.c (place_field): Warn if offset of a field changed.
20354 * doc/extend.texi (packed): Mention the ABI change.
20355 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20356 (Warning Options): Add it to the list.
20358 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20360 * c-opts.c (c_common_post_options): Fix a typo in comments.
20362 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20364 PR middle-end/38615
20365 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20366 variables to static.
20367 * doc/invoke.texi (-fmerge-all-constants): Update description.
20369 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20372 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20373 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20375 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20377 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20379 (LOCAL_ALIGNMENT): Similarly.
20381 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20382 Joseph Myers <joseph@codesourcery.com>
20384 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20385 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20386 * config/arm/arm-tune.md: Regenerate.
20387 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20390 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20392 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20393 version number to five.
20395 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20398 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20399 * c-common.c (set_underlying_type): Likewise.
20400 (is_typedef_decl ): Likewise
20402 (set_underlying_type): Likewise.
20403 (is_typedef_type): Likewise.
20405 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20407 PR middle-end/38587
20408 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20411 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20414 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20415 (LIBGCC_SPEC): Don't define.
20416 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20418 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20420 PR rtl-optimization/38879
20421 * alias.c (base_alias_check): Unaligned access via AND address can
20422 alias all surrounding object types except those with sizes equal
20423 or wider than the size of unaligned access.
20425 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20428 * c-decl.c (clone_underlying_type): Move this ...
20429 * c-common.c (set_underlying_type): ... here.
20430 Also, make sure the function properly sets TYPE_STUB_DECL() on
20431 the newly created typedef variant type.
20432 (is_typedef_decl ): New entry point.
20433 * tree.h: Added a new member member_types_needing_access_check to
20434 struct tree_decl_non_common.
20435 (set_underlying_type): New entry point.
20436 (is_typedef_type): Likewise.
20438 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20440 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20441 Check whether two instructions have memory references that
20442 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20443 are helper functions for traversing.
20444 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20445 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20446 not to draw dependency edge for instructions with non-conflicting
20449 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20452 * longlong.h: Update copyright years. Use soft-fp license notice.
20453 Sync __clz_tab declaration with glibc.
20455 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20458 * doc/extend.texi (syscall_linkage): New.
20459 (version_id): Modify.
20461 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20462 Richard Guenther <rguenther@suse.de>
20464 PR tree-optimization/38747
20465 PR tree-optimization/38748
20466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20467 conversion if the base address is an indirect reference and the
20468 aliasing sets could cause issues.
20470 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20472 * common.opt (fgraphite, fgraphite-identity): Add comment for
20473 explaining why these options are not documented.
20475 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20477 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20478 gimple_call_lhs is NULL.
20480 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20483 * emit-rtl.c (adjust_address_1): Make sure memref is never
20486 2009-01-20 Ben Elliston <bje@au.ibm.com>
20488 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20489 const qualifier from arg parameter. Remove unnecessary cast to char *.
20490 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20491 const qualifier from arg 2.
20493 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20495 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20497 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20500 * rtl.h (reinit_regs): New prototype.
20501 * regclass.c: Include ira.h.
20502 (reinit_regs): New.
20503 * Makefile.in (regclass.o): Add ira.h.
20504 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20506 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20509 * c-common.c (handle_aligned_attribute): Use
20510 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20511 default alignment value.
20513 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20515 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20516 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20518 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20519 __BIGGEST_ALIGNMENT__.
20521 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20523 2009-01-18 Richard Guenther <rguenther@suse.de>
20525 PR tree-optimization/38819
20526 * tree-flow.h (operation_could_trap_helper_p): Declare.
20527 * tree-eh.c (operation_could_trap_helper_p): Export.
20528 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20529 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20530 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20531 are about to insert a possibly trapping instruction and fail
20534 2009-01-18 Andreas Schwab <schwab@suse.de>
20536 * doc/install.texi (Configuration): Remove obsolete paragraph
20537 about use of --with-gnu-ld with --with-gnu-as.
20539 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20541 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20542 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20543 Follow spelling conventions.
20545 2009-01-18 Ben Elliston <bje@au.ibm.com>
20547 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20548 C++ warning about implicit conversion from void * to struct
20550 (bitmap_obstack_free): Likewise for bitmap_element *.
20551 * Makefile.in (bitmap.o-warn): Remove.
20553 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20555 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20557 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20558 Tobias Grosser <tobi.grosser@amd.com>
20560 * graphite.c (graphite_trans_scop_block): Do not block single
20563 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20565 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20566 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20567 test with assertion.
20569 2009-01-16 Richard Guenther <rguenther@suse.de>
20571 PR tree-optimization/38835
20572 PR middle-end/36227
20573 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20574 and INT + PTR -> (INT)(PTR p+ INT) folding.
20575 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20577 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20580 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20581 the subreg from a lowpart subreg if it is also casting the value.
20583 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20584 Tobias Grosser <tobi.grosser@amd.com>
20586 * graphite.c (compare_prefix_loops): New.
20587 (build_scop_canonical_schedules): Rewritten.
20588 (graphite_transform_loops): Move build_scop_canonical_schedules
20589 after build_scop_iteration_domain.
20591 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20592 Tobias Grosser <tobi.grosser@amd.com>
20594 * graphite.c (add_conditions_to_domain): Add the loops to
20595 the dimension of the iteration domain. Do copy the domain
20596 only when it exists.
20597 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20598 (add_conditions_to_constraints): New.
20599 (can_generate_code_stmt, can_generate_code): Removed.
20600 (gloog): Do not call can_generate_code.
20601 (graphite_transform_loops): Call add_conditions_to_constraints
20602 after building the iteration domain.
20604 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20606 PR tree-optimization/38789
20607 * tree-ssa-threadedge.c
20608 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20609 __builtin_constant_p.
20611 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20613 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20614 examined before deleting them.
20616 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20618 * function.c (aggregate_value_p): Correctly extract the function
20619 type from CALL_EXPR_FN lookup.
20621 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20623 * config/picochip/picochip.c (picochip_override_options): Revert
20624 CFI asm flag disable commited previously.
20626 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20627 Tobias Grosser <tobi.grosser@amd.com>
20628 Jan Sjodin <jan.sjodin@amd.com>
20630 * graphite.c (scan_tree_for_params): On substractions negate
20631 all the coefficients of the term.
20632 (clast_to_gcc_expression_red): New. Handle reduction expressions
20633 of more than two operands.
20634 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20635 (get_vdef_before_scop): Handle also the case of default definitions.
20637 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20639 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20640 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20641 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20643 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20644 Joey Ye <joey.ye@intel.com>
20646 PR middle-end/37843
20647 * cfgexpand.c (expand_stack_alignment): Don't update stack
20648 boundary nor check incoming stack boundary here.
20649 (gimple_expand_cfg): Update stack boundary and check incoming
20650 stack boundary here.
20652 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20654 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20656 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20658 PR rtl-optimization/38245
20659 * calls.c (expand_call): Add stack arguments to
20660 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20661 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20662 in regs and partially in memory or BLKmode arguments.
20663 (emit_library_call_value_1): Add stack arguments to
20664 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20665 ACCUMULATE_OUTGOING_ARGS).
20666 * dce.c: Include tm_p.h.
20667 (find_call_stack_args): New function.
20668 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20670 (mark_insn): Call find_call_stack_args for CALL_Ps.
20671 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20672 forwards. Allocate and free arg_stores bitmap if needed, pass it
20673 down to deletable_insn_p, don't mark stores set in arg_stores
20674 bitmap, clear the bitmap at the beginning of each bb.
20675 * Makefile.in (dce.o): Depend on $(TM_P_H).
20677 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20680 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20681 to make sure the insn is a conditional test (bug 22599). Reformat a
20684 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20686 PR middle-end/38431
20687 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20688 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20689 (gloog): Do not call cleanup_tree_cfg.
20690 (graphite_transform_loops): Call cleanup_tree_cfg after all
20691 scops have been code generated.
20693 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20694 * doc/gty.texi (Invoking the garbage collector): Added new node
20695 and section documenting ggc_collect.
20697 2009-01-14 Richard Guenther <rguenther@suse.de>
20699 PR tree-optimization/38826
20700 PR middle-end/38477
20701 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20702 initialization notes only if we actually emitted a warning.
20703 (intra_create_variable_infos): Add constraints for a result decl
20704 that is passed by hidden reference.
20705 (build_pred_graph): Mark all related variables non-direct on
20708 2009-01-14 Nick Clifton <nickc@redhat.com>
20710 * ira-conflicts.c: Include addresses.h for the definition of
20712 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20713 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20715 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20718 * Makefile.in (ira-lives.o): Add except.h.
20720 * ira-lives.c: Include except.h.
20721 (process_bb_node_lives): Process can_throw_internal.
20723 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20725 PR rtl-optimization/38774
20726 * combine.c (simplify_set): When undoing cc_use change, don't do
20727 PUT_CODE on the newly created comparison, but instead put back the
20730 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20732 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20733 values. Remove duplicate arm8 entry.
20735 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20737 PR tree-optimization/38786
20738 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20739 the SSA_NAME case of expand_scalar_variables_expr.
20740 Set the type of an expression to the type of its assign statement.
20741 (expand_scalar_variables_expr): Also gather the scalar computation
20742 used to index the memory access. Do not pass loop_p.
20743 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20744 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20745 the gimple_stmt_iterator where it inserts new code.
20746 Do not pass loop_p.
20747 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20748 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20750 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20752 * graphite.h (debug_value): Removed.
20753 * graphite.c (debug_value): Removed.
20755 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20757 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20758 ldrd/strd with two 32-bit instructions.
20760 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20762 * config/arm/arm.c (struct processors): Pass for speed down into
20763 cost helper functions.
20764 (const_ok_for_op): Handle COMPARE and inequality nodes.
20765 (arm_rtx_costs_1): Rewrite.
20766 (arm_size_rtx_costs): Update prototype.
20767 (arm_rtx_costs): Pass speed down to helper functions.
20768 (arm_slowmul_rtx_costs): Rework cost calculations.
20769 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20770 (arm_9e_rtx_costs): Likewise.
20772 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20774 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20775 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20776 (alpha_legitimize_address): Do not split local symbols wider than
20777 UNITS_PER_WORD into HIGH/LO_SUM parts.
20779 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20782 * gcc.c (process_command): Replace call to execvp with calls
20783 to pex_one and exit.
20785 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20788 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20789 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20790 variant for devices with 3-byte PC.
20791 (__tablejump_elpm__): New.
20793 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20796 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20797 offsetof member-designator, handle it as `[0].'.
20799 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20801 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20802 function when not using named sections on targets with named sections
20803 if branch distance is less than 262132.
20805 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20807 * combine.c (combine_instructions): Recompute
20808 optimize_this_for_speed_p for each BB in the main combine loop.
20810 2009-01-12 Tomas Bily <tbily@suse.cz>
20813 * tree-loop-distribution.c (prop_phis): New function.
20814 (generate_builtin): Call prop_phis.
20815 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20817 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20819 PR tree-optimization/38807
20820 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20821 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20823 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20825 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20826 subreg of op0 to the original op0.
20828 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20830 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20832 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20835 * mips-tfile.c (parse_def): Fix parsing of def strings
20836 starting with digits.
20838 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20841 * config/arm/arm.c (arm_is_long_call_p): Don't call
20842 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20844 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20846 * regrename.c (regrename_optimize): Fix dumping.
20847 (find_oldest_value_reg): Preserve REG_POINTER.
20848 (copy_hardreg_forward_1): Likewise.
20850 2009-01-09 Diego Novillo <dnovillo@google.com>
20852 * gimple.h (struct gimple_statement_base) <uid>: Document
20853 the restrictions on its use.
20854 (gimple_uid): Tidy.
20855 (gimple_set_uid): Tidy.
20857 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20859 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20860 zero guard even if align_bytes != 0 and count is smaller than
20863 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20865 PR rtl-optimization/38495
20866 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20867 (add_range_and_copies_from_move_list): Print all added ranges.
20868 Add ranges to memory optimized destination.
20870 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20874 * config/i386/i386.c (override_options): Reject
20875 -mstringop-strategy=rep_8byte with -m32.
20876 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20877 to 1. Do count comparison against epilogue_size_needed at compile
20878 time even when count_exp was constant forced into register. For
20879 size_needed don't jump to epilogue, instead just avoid aligning
20880 and invoke the body algorithm. If need_zero_guard, add zero guard
20881 even if count is non-zero, but smaller than size_needed + number of
20882 bytes that could be stored for alignment.
20883 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20884 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20885 but smaller than size_needed + number of bytes that could be stored
20886 for alignment. Compare size_needed with epilogue_size_needed instead
20887 of desired_align - align, don't adjust size_needed, pass
20888 epilogue_size_needed to the epilogue expanders.
20891 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20893 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20895 * pa.c (last_address): Change to unsigned.
20896 (update_total_code_bytes): Change argument to unsigned. Don't
20897 check if insn addresses are set.
20898 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20899 addresses are not set.
20900 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20902 2009-01-09 Nick Clifton <nickc@redhat.com>
20904 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20905 DECL_DECLARED_INLINE_P.
20907 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20909 PR middle-end/38347
20910 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20911 GET_MODE (op0) in operand_subword_force calls.
20913 PR middle-end/38771
20914 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20915 fold_convert arg0 operands to TREE_TYPE (op0) first.
20917 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20919 * params.def (ira-max-conflict-table-size): Decrease default value
20922 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20924 PR tree-optimization/37031
20925 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20927 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20928 allocate it using gc instead of heap, use VEC_quick_push instead of
20930 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20931 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20932 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20933 allocated vector from heap allocated.
20934 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20935 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20936 vector only after perfect_loop_nest_depth call.
20938 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20939 Jan Sjodin <jan.sjodin@amd.com>
20941 PR tree-optimization/38559
20942 * graphite.c (debug_value, copy_constraint,
20943 swap_constraint_variables, scale_constraint_variable, ): New.
20944 (get_lower_bound, get_upper_bound): Removed.
20945 (graphite_trans_bb_strip_mine): Clean up this code that works
20946 only for constant number of iterations. Fully copy upper and
20947 lower bound constraints, not only the constant part of them.
20948 * graphite.h (debug_value): Declared.
20950 2009-01-08 Ira Rosen <irar@il.ibm.com>
20952 PR tree-optimization/37194
20953 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20954 Don't add the cost of cost model guard in prologue to scalar
20955 outside cost in case of known number of iterations.
20957 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20958 Alan Modra <amodra@bigpond.net.au>
20960 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20961 non-word-aligned REG+CONST addressing.
20963 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20966 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20967 free_after_compilation when outputting a thunk.
20968 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20969 Do not call free_after_compilation here.
20971 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20973 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20974 (ix86_valid_target_attribute_inner_p): Ditto.
20976 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20978 PR tree-optimization/38492
20979 PR tree-optimization/38498
20980 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20981 * tree-chrec.h (scev_is_linear_expression): Declared.
20982 * graphite.c (graphite_cannot_represent_loop_niter): New.
20983 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20984 (graphite_loop_normal_form): Use gcc_assert.
20985 (scan_tree_for_params): Use CASE_CONVERT.
20986 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20987 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20988 Use gcc_assert. Discard scops that contain unhandled cases.
20989 (build_scop_conditions): Return a boolean status for unhandled cases.
20990 (strip_mine_profitable_p): Print the loop number, not its depth.
20991 (is_interchange_valid): Pass the depth of the loop nest, don't
20992 recompute it wrongly.
20993 (graphite_trans_bb_block): Same.
20994 (graphite_trans_bb_block): Print tentative of loop blocking.
20995 (graphite_trans_scop_block): Do not print that the loop has been
20997 (graphite_transform_loops): Do not handle scops that contain condition
21000 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
21002 AVX Programming Reference (December, 2008)
21003 * config/i386/avxintrin.h (_mm256_stream_si256): New.
21004 (_mm256_stream_pd): Likewise.
21005 (_mm256_stream_ps): Likewise.
21007 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
21008 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
21009 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
21010 (bdesc_special_args): Add __builtin_ia32_movntdq256,
21011 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
21012 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
21013 (ix86_expand_special_args_builtin): Likewise.
21015 * config/i386/sse.md (AVXMODEDI): New.
21016 (avx_movnt<mode>): Likewise.
21017 (avx_movnt<mode>): Likewise.
21018 (<sse>_movnt<mode>): Remove AVX support.
21019 (sse2_movntv2di): Likewise.
21021 2009-01-07 Richard Guenther <rguenther@suse.de>
21023 PR middle-end/38751
21024 * fold-const.c (extract_muldiv): Remove obsolete comment.
21025 (fold_plusminus_mult_expr): Undo MINUS_EXPR
21026 to PLUS_EXPR canonicalization for the canonicalization.
21028 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
21030 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
21031 hosted cross-compilers generating less efficient code.
21033 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21035 * function.h (rtl_data): Add a dbr_scheduled_p field.
21036 * reorg.c (dbr_schedule): Set it.
21037 (gate_handle_delay_slots): Check it.
21038 * config/mips/mips.c (mips_base_delayed_branch): Delete.
21039 (mips_reorg): Check flag_delayed_branch instead of
21040 mips_base_delayed_branch.
21041 (mips_override_options): Don't set mips_base_delayed_branch
21042 or flag_delayed_branch.
21044 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
21046 PR rtl-optimization/38426.
21047 * ira.c (ira): Set current_function_is_leaf earlier.
21049 2009-01-06 Jakub Jelinek <jakub@redhat.com>
21051 PR rtl-optimization/38722
21052 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
21053 too early, only set a flag and modify after last possible
21056 2009-01-06 Janis Johnson <janis187@us.ibm.com>
21059 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
21060 * real.c (decimal_single_format): Correct values of emin and emax.
21061 (decimal_double_format): Ditto.
21062 (decimal_quad_format): Ditto.
21063 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21064 computation of DECnn_MIN and DECnn_MAX for corrected values of
21065 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
21066 __DECnn_MIN__, and adjust its computation for the corrected value
21069 2009-01-06 Jan Hubicka <jh@suse.cz>
21072 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
21074 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
21076 * doc/contrib.texi (Contributors): Slightly adjust the end note.
21077 Add Robert Clark to the list of testers.
21079 2009-01-06 Jan Hubicka <jh@suse.cz>
21080 Kai Tietz <kai.tietz@onevision.com>
21082 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
21083 * config/i386/i386.c (ix86_expand_call): Add clobbers.
21085 2009-01-06 Jan Hubicka <jh@suse.cz>
21086 Kai Tietz <kai.tietz@onevision.com>
21088 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
21090 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
21091 (ix86_nsaved_regs): Count only general purpose regs.
21092 (ix86_nsaved_sseregs): New.
21093 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
21094 to 16 for w64; compute padding and size of sse reg save area.
21095 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
21096 general purpose regs.
21097 (ix86_emit_save_sse_regs_using_mov): New.
21098 (ix86_expand_prologue): Save SSE regs if needed.
21099 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
21100 (ix86_emit_restore_sse_regs_using_mov): New.
21101 (ix86_expand_epilogue): Save SSE regs if needed.
21103 2009-01-06 Jan Hubicka <jh@suse.cz>
21104 Kai Tietz <kai.tietz@onevision.com>
21106 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
21107 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
21108 functions when accumulate outgoing args is off.
21110 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21113 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
21114 before using pseudos_have_intersected_live_ranges_p.
21116 * ira-int.h (ira_assert): Always define.
21118 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
21120 AVX Programming Reference (December, 2008)
21121 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
21122 (_mm256_permute2_pd): Likewise.
21123 (_mm_permute2_ps): Likewise.
21124 (_mm256_permute2_ps): Likewise.
21125 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
21126 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
21128 * config/i386/i386.c (ix86_builtins): Remove
21129 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
21130 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
21131 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
21132 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
21133 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
21134 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
21135 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
21136 __builtin_ia32_vpermil2ps256.
21137 (ix86_init_mmx_sse_builtins): Updated.
21138 (ix86_expand_args_builtin): Likewise.
21140 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21142 * pa.c (output_call): Relocate non-jump insns in the delay slot of
21143 long absolute calls when generating PA 2.0 code.
21145 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
21147 PR rtl-optimization/38583
21148 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21150 * params.def (ira-max-conflict-table-size): New.
21152 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21154 * ira.h (ira_conflicts_p): New external definition.
21156 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21157 table. Report this. Return result of building.
21158 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21159 building conflict table.
21161 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21162 (ira_color): Use ira_conflicts_p.
21164 * global.c: Include ira.h.
21165 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21168 * Makefile.in (global.o): Add ira.h.
21170 * ira-build.c (mark_all_loops_for_removal,
21171 propagate_some_info_from_allocno): New.
21172 (remove_unnecessary_allocnos): Call
21173 propagate_some_info_from_allocno.
21174 (remove_low_level_allocnos): New.
21175 (remove_unnecessary_regions): Add parameter. Call
21176 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21177 parameter to remove_unnecessary_regions.
21178 (ira_build): Remove all regions but root if the conflict table was
21179 not built. Update conflict hard regs for allocnos crossing calls.
21181 * ira.c (ira_conflicts_p): New global.
21182 (ira): Define and use ira_conflicts_p.
21184 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21185 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21186 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21188 2009-01-06 Ben Elliston <bje@au.ibm.com>
21190 * gengtype-lex.l (YY_NO_INPUT): Define.
21192 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21195 * c-common.c (handle_vector_size_attribute): Also reject
21196 BOOLEAN_TYPE types.
21198 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21200 PR tree-optimization/38492
21201 * graphite.c (rename_map_elt, debug_rename_elt,
21202 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21203 rename_map_elt_info, eq_rename_map_elts,
21204 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21205 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21206 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21207 (sese_build_livein_liveouts): New.
21208 (new_sese, free_sese): New.
21209 (new_scop): Call new_sese.
21210 (free_scop): Call free_sese.
21211 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21212 (register_old_new_names): Renamed register_old_and_new_names.
21213 (register_scop_liveout_renames, add_loop_exit_phis,
21214 insert_loop_close_phis, struct igp,
21215 default_liveout_before_guard, add_guard_exit_phis,
21216 insert_guard_phis, copy_renames): New.
21217 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21218 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21219 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21220 (scop_adjust_phis_for_liveouts): New.
21221 (gloog): Call scop_adjust_phis_for_liveouts.
21223 * graphite.h (struct sese): Documented. Added fields liveout,
21224 num_ver and livein.
21225 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21226 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21227 (struct scop): Added field liveout_renames.
21228 (SCOP_LIVEOUT_RENAMES): New.
21230 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21232 PR tree-optimization/38510
21233 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21234 (translate_clast): Call recompute_all_dominators before
21236 (gloog): Call recompute_all_dominators before graphite_verify.
21238 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21239 Jan Sjodin <jan.sjodin@amd.com>
21241 PR tree-optimization/38500
21242 * graphite.c (create_sese_edges): Call fix_loop_structure after
21245 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21247 * config.gcc: Add m32r*-*-rtems*.
21248 * config/m32r/rtems.h: New file.
21250 2009-01-05 Ben Elliston <bje@au.ibm.com>
21252 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21253 (.po.pox): Likewise.
21254 (po/gcc.pot): Likewise.
21256 2009-01-04 David S. Miller <davem@davemloft.net>
21258 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21259 (STARTING_FRAME_OFFSET): Always set to zero.
21261 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21263 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21264 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21265 fixed-point types, and vectors of the same.
21267 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21269 * config/mips/sync.md (*mb_barrier): Rename to...
21270 (*memory_barrier): ...this.
21272 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21274 * doc/extend.texi (Function Attributes): Move @cindex after @item
21275 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21276 and put in alphabetical order. Fix 'target' name and put in order.
21277 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21280 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21282 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21283 (memory_barrier): Expand as unspec instead of unspec_volatile.
21284 Remove mem:BLK from insn operands. Use Pmode scratch register.
21285 (*memory_barrier): Define as unspec instead of unspec_volatile.
21286 Use (match_dup 0) as input operand.
21288 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21289 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21290 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21291 scratch register. Remove operand 1.
21292 (*stbar): Define as unspec instead of unspec_volatile.
21293 Use (match_dup 0) as input operand, remove (const_int 8).
21294 (*membar): Define as unspec instead of unspec_volatile.
21295 Use (match_dup 0) as input operand, remove input operand 2.
21297 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21298 (memory_barrier): Expand as unspec instead of unspec_volatile.
21299 Remove mem:BLK from insn operands. Use Pmode scratch register.
21300 (*memory_barrier): Define as unspec instead of unspec_volatile.
21301 Use (match_dup 0) as input operand.
21303 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21304 Remove mem:BLK from insn operands. Use Pmode scratch register.
21305 Set volatile flag on operand 0.
21306 (*memory_barrier): New insn pattern.
21308 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21310 (*memory_barrier): Use (match_dup 0) as input operand.
21312 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21313 Remove mem:BLK from insn operands. Use Pmode scratch register.
21314 Set volatile flag on operand 0.
21315 (*mb_internal): New insn pattern.
21317 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21319 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21321 PR middle-end/38586
21322 * function.c (struct temp_slot): Move to the section of the file
21323 that deals with temp slots. Remove field 'address'.
21324 (temp_slot_address_table): New hash table of address -> temp slot.
21325 (struct temp_slot_address_entry): New struct, items for the table.
21326 (temp_slot_address_compute_hash, temp_slot_address_hash,
21327 temp_slot_address_eq, insert_temp_slot_address): Support functions
21329 (find_temp_slot_from_address): Rewrite to use the new hash table.
21330 (remove_unused_temp_slot_addresses): Remove addresses of temp
21331 slots that have been made available.
21332 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21333 worker function for remove_unused_temp_slot_addresses.
21334 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21335 Add the temp slot address to the address -> temp slot map.
21336 (update_temp_slot_address): Update via insert_temp_slot_address.
21337 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21338 (pop_temp_slots): Likewise.
21339 (init_temp_slots): Allocate the address -> temp slot map, or empty
21340 the map if it is already allocated.
21341 (prepare_function_start): Initialize temp slot processing.
21343 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21345 PR middle-end/38584
21346 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21347 Calculate the size of all stack vars assuming no packing of stack
21348 vars will happen, replacing a quadratic algorithm with a linear one.
21350 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21353 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21356 2009-01-03 Diego Novillo <dnovillo@google.com>
21358 * doc/contrib.texi: Update contributions.
21360 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21363 * builtins.c (fold_builtin_memory_op): Give up if either operand
21364 is volatile. Set srctype or desttype to non-qualified version
21368 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21369 and FUNCTION_DECLs.
21371 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21373 PR rtl-optimization/35805
21374 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21375 problem if fast dce is able to remove any instructions.
21376 * dce.c (dce_process_block): Fix dump message.
21378 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21381 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21383 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21385 PR middle-end/38690
21386 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21387 * tree-pretty-print.c (op_code_prio): New function.
21388 (op_prio): No longer static. Use op_code_prio.
21389 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21390 Use op_prio and op_code_prio to determine if () should be
21391 printed around operand(s) or not.
21393 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21394 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21395 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21396 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21397 pp_character instead of pp_string for single letter printing.
21399 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21401 * doc/extend.texi: Fix '#pragma GCC option' typo.
21403 2009-01-02 Richard Guenther <rguenther@suse.de>
21405 * doc/install.texi (--enable-checking): Mention different
21406 default for stage1.
21407 (--enable-stage1-checking): Document.
21409 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21411 PR middle-end/30142
21412 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21413 case to be an error.
21415 2009-01-02 Ben Elliston <bje@au.ibm.com>
21417 * config/fp-bit.h (pack_d): Constify argument.
21418 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21419 (isnan): Constify argument.
21421 (iszero): Likewise.
21422 (pack_d): Likewise.
21423 (_fpadd_parts): Constify return type.
21424 (_fpmul_parts): Likewise.
21425 (_fpdiv_parts): Likewise.
21427 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21430 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21431 warn about overwriting initializer with side-effects or
21432 -Woverride-init if !IMPLICIT.
21433 (output_init_element): Likewise. Pass IMPLICIT down to
21435 (process_init_element): Add IMPLICIT argument. Pass it down
21436 to output_init_element.
21437 (push_init_element, pop_init_level, set_designator): Adjust
21438 process_init_element callers.
21439 (set_nonincremental_init, set_nonincremental_init_from_string):
21440 Adjust add_pending_init callers.
21441 (output_pending_init_elements): Adjust output_init_element callers.
21442 * c-tree.h (process_init_element): Adjust prototype.
21443 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21444 process_init_element callers.
21447 Copyright (C) 2009 Free Software Foundation, Inc.
21449 Copying and distribution of this file, with or without modification,
21450 are permitted in any medium without royalty provided the copyright
21451 notice and this notice are preserved.