1 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
3 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4 field 'signal_pfs_loc'.
5 (uw_frame_state_for): Remove duplicate code dealing with leaf
6 procedures without unwind info.
7 If in the frame after unwinding through a signal handler, restore
8 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10 'pfs_loc' to the AR.PFS location in the signal context; instead
12 Manually generate the unwind info for the AR.PFS register.
13 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
14 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
15 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
16 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
17 instead set 'signal_pfs_loc'.
18 Remove code preventing the AR.PFS register from being restored
19 from the signal context.
21 2009-08-14 Douglas B Rupp <rupp@gnat.com>
22 Tristan Gingold <gingold@adacore.com>
24 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
25 * config/ia64/t-vms: New file.
26 * config/ia64/vms64.h: New file.
27 * config/ia64/vms.h: New file.
28 * config/ia64/vms-crtinit.asm: New file.
29 * config/ia64/vms_symvec_libgcc_s.opt: New file.
30 * config/ia64/vms-unwind.h: New file.
32 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
34 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
37 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
40 * builtins.c (do_mpc_arg2): Make extern, define for any MPC
41 version. Move declaration...
42 * real.h (do_mpc_arg2): ... here.
43 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
46 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
48 * final.c (add_debug_prefix_map): Don't use GC memory for
49 old_prefix and new_prefix.
51 2009-08-14 Richard Guenther <rguenther@suse.de>
53 * ipa-prop.c (compute_complex_pass_through): If we cannot
54 compute a non-varying offset for IPA_JF_ANCESTOR punt.
56 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
58 * c-lex.c (c_lex_with_flags): Increase size of local variable
59 to avoid memory clobber.
61 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
64 * config/i386/i386.c (ix86_fp_comparison_strategy):
65 Only enable/disable sahf at function granularity.
67 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
69 PR rtl-optimization/41064
70 * reload1.c (reload_as_needed): Don't call extract_insn
71 for known invalid replacements after calling
72 validate_replace_rtx_group and verify_changes.
74 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
77 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
78 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
80 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
81 Assert that operation is supported by ix86_expand_int_vcond.
82 (vcondu<SSEMODE124C8:mode>): Ditto.
84 2009-08-13 DJ Delorie <dj@redhat.com>
86 * config/i386/djgpp-stdint.h: New.
87 * config.gcc (djgpp): Use it.
89 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
91 * config/sh/sh.c (sh_override_options): When flag_exceptions or
92 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
94 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
96 * tree-ssa-loop-prefetch.c
97 (prune_ref_by_group_reuse): Enhance probabilistic analysis
98 for long-stride pruning.
99 (compute_miss_rate): New function to compute the probability
100 that two memory references access different cache lines.
102 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
104 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
106 2009-08-13 Richard Guenther <rguenther@suse.de>
109 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
110 use the constant pointer type.
111 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
112 of CV qualifiers on the target pointer type.
113 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
114 conversion check before restrict check.
116 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
119 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
121 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
123 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
125 2009-08-12 Richard Guenther <rguenther@suse.de>
127 PR tree-optimization/41011
128 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
129 and reference constructing.
131 2009-08-12 Xinliang David Li <davidxl@google.com>
133 PR tree-optimization/41012
134 * tree-flow.h : New external interface.
135 * gimple-low.c (check_call_arg): Change to public function.
136 Remove argument mismatch check in lowering.
137 * tree-inline.h (tree_can_inline_p): Interface change.
138 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
140 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
141 Call change to tree_can_inline_p function.
142 (cgraph_decide_inlining_incrementally): Ditto.
144 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
146 PR tree-optimization/41031
147 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
148 on the partition variable rather than promote_mode on the source
149 type. Assert that the partition variable's type has the same
150 mode as the source value's.
152 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
154 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
156 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
158 * calls.c (expand_call): Fix typo.
159 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
161 * stmt.c (expand_value_return): Use promote_function_mode to copy out
163 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
164 * config/cris/cris.c (cris_promote_function_mode): Likewise.
165 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
166 * config/pa/pa.c (pa_promote_function_mode): Likewise.
168 2009-08-11 Andrew Haley <aph@redhat.com>
170 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
172 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
175 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
177 2009-08-12 Richard Guenther <rguenther@suse.de>
179 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
180 * gimplify.c (gimplify_modify_expr): Do not use
181 lang_hooks.types_compatible_p.
182 * tree-ssa.c (useless_type_conversion_p): For aggregates
183 just return false if the canonical types differ.
185 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
188 * sese.c (convert_for_phi_arg): New.
189 (add_guard_exit_phis): Use convert_for_phi_arg.
191 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
193 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
194 unknown subscript upper bounds.
196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
197 Pranav Garg <pranav.garg2107@gmail.com>
199 * graphite-interchange.c (gather_access_strides): Removed.
200 (ppl_max_for_le): New.
201 (build_linearized_memory_access): New.
202 (memory_stride_in_loop): New.
203 (pbb_interchange_profitable_p): Reimplemented.
204 * graphite-ppl.h (ppl_new_id_map): New.
205 (ppl_interchange): New.
207 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
209 * graphite-interchange.c (compute_subscript): Removed.
210 (compute_array_size_cstr): Removed.
211 (compute_array_size_poly): Removed.
212 (compute_array_size): Removed.
213 (gather_access_strides_poly): Removed.
214 (gather_access_strides): Empty.
216 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
218 * graphite-dependences.c (dependence_polyhedron_1): Replace
219 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
220 (graphite_legal_transform_dr): Same.
221 (graphite_carried_dependence_level_k): Same.
222 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
223 Initialize PDR_NB_SUBSCRIPTS.
224 (print_pdr_access_layout): Replace pdr_nb_subscripts with
226 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
227 (PDR_NB_SUBSCRIPTS): New.
228 (pdr_nb_subscripts): Removed.
229 (pdr_dim): Simplified.
230 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
231 with PDR_NB_SUBSCRIPTS.
233 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
235 * graphite-interchange.c (compute_array_size): Remove use of
237 * graphite-poly.c (new_poly_dr): Remove argument data_container.
238 Do not initialize PDR_DATA_CONTAINER.
239 (print_pdr): Do not print PDR_DATA_CONTAINER.
240 * graphite-poly.h (struct poly_dr): Remove data_container field.
241 (PDR_DATA_CONTAINER): Removed.
242 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
244 (build_poly_dr): Same.
246 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
247 Sebastian Pop <sebastian.pop@amd.com>
249 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
250 copy of the dependence polyhedron. Free the temporary objects.
251 (graphite_carried_dependence_level_k): Free unused objects before
254 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
255 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
256 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
257 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
258 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
260 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
262 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
263 Early return without analyzing the data dependences if no
264 transform has been done. Call restore_scattering if the transform
266 (graphite-interchange.c): Same.
267 * graphite-poly.c (print_scattering_function): Test for
269 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
270 (apply_poly_transforms): Do not gcc_assert that
271 the transform is legal.
272 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
273 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
274 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
275 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
276 * graphite-poly.h (struct poly_scattering): New.
277 (struct poly_bb): Add original, transformed, and saved fields.
278 Remove transformed_scattering, original_scattering,
279 nb_local_variables and nb_scattering_transform fields.
280 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
281 (poly_scattering_new): New.
282 (poly_scattering_free): New.
283 (poly_scattering_copy): New.
284 (store_scattering_pbb): New.
285 (store_scattering): New.
286 (restore_scattering_pbb): New.
287 (restore_scattering): New.
288 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
289 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
291 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
293 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
296 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
298 * Makefile.in (graphite.o): Depends on PREDICT_H.
299 * graphite.c: Include predict.h.
300 (graphite_finalize): Call tree_estimate_probability.
301 * predict.c (predict_loops): Do not call scev_initialize and
303 (tree_estimate_probability_bb): New.
304 (tree_estimate_probability): Do not initialize loops: move that
305 code to the driver. Call tree_estimate_probability_bb.
306 (tree_estimate_probability_driver): New.
307 (pass_profile): Use tree_estimate_probability_driver.
308 * predict.h (tree_estimate_probability): Declared.
310 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
312 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
313 * graphite-dependences.c (graphite_legal_transform): Add time to
314 TV_GRAPHITE_DATA_DEPS.
315 (dependency_between_pbbs_p): Same.
316 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
318 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
320 PR rtl-optimization/41033
321 * alias.c (nonoverlapping_component_refs_p): Punt when strict
322 aliasing is disabled.
324 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
326 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
327 si_mask_operand, and_load_operand, low_bitmask_operand,
328 and_reg_operand, and_operand): New predicates.
329 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
330 * config/mips/mips.c (and_operands_ok): New function.
331 * config/mips/mips-protos.h (and_operands_ok): Declare it.
332 * config/mips/mips.md (move_type): Add ext_ins and logical.
334 (and<mode>3): Use and_reg_operand as the second operand's predicate.
335 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
336 shift_shift. Remove commutative constraint modifier.
337 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
339 (*clear_upper32_dext): Remove define_insn_and_split.
340 (*clear_upper32): Turn this define_insn_and_split ...
341 (splitter for ANDing register with 0xffff_ffff): .. into this.
343 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
345 * combine.c (try_widen_shift_mode): Factor out code to check if an
346 integer constant is a low-order bitmask from here ...
347 * rtlanal.c (low_bitmask_len): ... to here.
348 * rtl.h (low_bitmask_len): Declare.
350 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
353 * config/alpha/alpha.md (addsi3): Remove expander.
354 (addsi3): Rename from *addsi3_internal insn pattern.
355 (subsi3): Remove expander.
356 (subsi3): Rename from *subsi3_internal insn pattern.
358 2009-08-11 Douglas B Rupp <rupp@gnat.com>
360 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
363 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
364 Eric Botcazou <botcazou@adacore.com>
365 Douglas B Rupp <rupp@gnat.com>
367 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
368 that records that fit in 64 bits are returned by immediate value,
369 as required by OpenVMS Calling Standard.
370 (function_value): Adjust for above modification.
371 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
372 virtual_incoming_args_rtx as base object, not next_arg.
373 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
375 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
377 * reload.c (find_reloads_subreg_address): Check the original
378 req_equiv_mem address to detect the case where an address is
379 not valid in the outer mode.
381 2009-08-11 Richard Guenther <rguenther@suse.de>
384 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
386 2009-08-10 Douglas B Rupp <rupp@gnat.com>
388 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
389 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
391 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
392 Douglas B Rupp <rupp@gnat.com>
394 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
395 PT_STACK when frame_pointer_needed on OpenVMS.
396 (alpha_pv_save_size, alpha_using_fp): Remove.
397 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
398 with proper processing for PT_NULL.
399 (alpha_vms_initial_elimination_offset): New function. Support for
400 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
401 (alpha_sa_size): Force procedure type to PT_STACK when
402 frame_pointer_needed on OpenVMS.
403 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
404 (alpha_using_fp): Likewise.
405 (alpha_vms_can_eliminate): Add prototype.
406 (alpha_vms_initial_elimination_offset): Likewise.
407 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
408 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
410 2009-08-10 Eric Botcazou <botcazou@adacore.com>
411 Douglas B Rupp <rupp@gnat.com>
413 * config/alpha/alpha.c (common_object_handler): New function.
414 (vms_attribute_table): Declare a single attribute "common_object".
415 (vms_output_aligned_decl_common): New global function.
416 (SECTION_VMS_OVERLAY): Delete.
417 (SECTION_VMS_GLOBAL): Likewise.
418 (SECTION_VMS_INITIALIZE): Likewise.
419 (vms_asm_named_section): Remove support for above flags.
420 (vms_section_type_flags): Delete.
421 (TARGET_SECTION_TYPE_FLAGS): Likewise.
422 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
423 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
424 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
426 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
429 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
430 (sub_ddmmss): Likewise.
432 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
435 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
438 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
441 * reload1.c (reload_as_needed): Use cancel_changes to completely
442 undo a failed replacement attempt.
444 2009-08-10 Richard Guenther <rguenther@suse.de>
447 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
448 (useless_type_conversion_p): ... here. Require pointer targets
451 2009-08-10 Dodji Seketeli <dodji@redhat.com>
454 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
455 loose the original type of the statement list.
457 2009-08-09 Douglas B Rupp <rupp@gnat.com>
459 * config/alpha/alpha.c: Include libfuncs.h
460 (avms_asm_output_extern): New function.
461 (alpha_init_libfuncs): Init some decc libfuncs.
462 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
463 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
464 (DO_CRTL_NAMES): Define.
466 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
467 (LONG_TYPE_SIZE): Define.
468 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
469 (SUBTARGET_SWITCHES): Define malloc64 switch.
470 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
471 (MASK_RETURN_ADDR): Define.
472 doc/invoke.texi (mmalloc64): Document switch.
474 2009-08-09 Olivier Hainque <hainque@adacore.com>
475 Douglas B Rupp <rupp@gnat.com>
477 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
478 uses_condition_handler.
479 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
480 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
481 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
482 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
483 (code_for_builtin): New insn codes for the new alpha_builtins.
484 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
485 (alpha_sa_size): Account for uses_condition_handler.
486 (alpha_expand_prologue): Likewise.
487 (alpha_start_function): Likewise.
488 (alpha_expand_epilogue): Likewise.
489 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
490 establish/revert expanders.
491 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
492 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
493 New expander, resorting to the alpha.c associated function.
494 (builtin_revert_vms_condition_handler): Likewise.
495 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
496 __gcc_shell_handler, the static VMS condition handler used as
497 an indirection wrapper to the current dynamically established
499 * config/alpha/vms-unwind.h: Complete rewrite.
500 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
501 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
503 2009-08-09 Eric Botcazou <botcazou@adacore.com>
504 Douglas B Rupp <rupp@gnat.com>
506 * config/alpha/alpha.c (alpha_links): Add 'target' field.
507 (alpha_need_linkage): Handle aliases. Return function symbol.
508 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
509 Use ultimate alias target for the linkage name.
510 * config/alpha/alpha.md (movmemdi): Use the symbol returned
511 by alpha_need_linkage for the function symbol.
512 (setmemdi): Likewise.
514 2009-08-09 Douglas B Rupp <rupp@gnat.com>
516 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
517 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
518 (ASM_WEAKEN_LABEL): Define.
519 (CRT_CALL_STATIC_FUNCTION): Define.
520 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
521 (ENDFILE_SPEC): Define.
522 (INIT_SECTION_ASM_OP): Define.
523 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
524 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
526 (MULTILIB_OSDIRNAMES): Define.
527 (shlib_version): Define.
529 (SHLIB_OBJS): Define.
530 (SHLIB_NAME): Define.
531 (SHLIB_MULTILIB): Define.
532 (SHLIB_INSTALL): Define.
533 (SHLIB_SYMVEC): Define.
534 (SHLIB_SYMVECX2): Define.
535 (SHLIB_LINK): Define.
537 2009-08-09 Douglas B Rupp <rupp@gnat.com>
539 * config/alpha/alpha.c (alpha_initialize_trampoline):
540 Initialize VMS trampoline IAW ABI for bounded procedure calls.
541 (alpha_start_function): Emit transfer address on nested functions
542 for VMS trampoline call.
543 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
544 since no longer used.
545 * config/alpha/vms-tramp.asm: Remove.
546 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
547 since now only data initialized at runtime.
549 2009-08-09 Douglas B Rupp <rupp@gnat.com>
551 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
552 (LINK_GCC_C_SEQUENCE_SPEC): Define.
553 (MD_EXEC_PREFIX): Remove, no longer used.
554 (MD_STARTFILE_PREFIX): Likewise.
555 (INCLUDE_DEFAULTS): Likewise.
556 * config/alpha/t-vms:
557 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
559 2009-08-09 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/41016
562 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
563 (operand_precision): Remove.
564 (integral_operand_p): Likewise.
565 (recognize_single_bit_test): Adjust.
567 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
569 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
570 operation overflows. Likewise non-cast unary arithmetic.
571 If one arm of a conditional expression is always taken,
572 inhibit evaluation warnings for the other arm. Likewise inhibit
573 evaluation warnings for the second && or || operand if the first
574 operand is enough to determine the result.
575 * c-typeck.c (build_conditional_expr): Apply the same inhibition
577 (build_binary_op): Prevent duplicate evaluation warnings.
579 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
581 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
582 and destination have different modes, Use promote_mode to
583 determine the signedness of the conversion. Assert that the
584 promoted source mode matches the destination mode. Don't pass
585 the destination and destination mode to expand_expr if the source
586 mode is different. Simplify conversion logic.
588 2009-08-09 Ira Rosen <irar@il.ibm.com>
590 PR tree-optimization/41008
591 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
592 from condition only in case it's a comparison. Adjust checks.
594 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
596 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
597 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
598 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
599 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
600 (dump_cand): Handle them.
601 (struct iv_cand): New members COST_STEP and AINC_USE.
602 (stmt_after_increment): Likewise.
603 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
604 callers changed. Use gimple_uid comparison instead of scanning.
605 (add_candidate_1): When looking for identical candidates, take
606 AINC_USE into account. Set it for new candidates.
607 (force_expr_to_var_cost): Cast target_spill_cost to int.
608 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
609 All callers changed. Check for availability of autoinc addressing
610 modes, both in general for a given mode, and in the specific use case.
611 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
613 (get_computation_cost): Likewise.
614 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
615 add_autoinc_candidates): New static functions.
616 (add_candidate): Call add_autoinc_candidates for candidates based on
618 (find_iv_candidates): Call set_autoinc_for_original_candidates.
619 (determine_use_iv_cost_address): If we have an autoinc candidate at
620 the matching use, verify autoinc is possible and subtract the cost
621 of the candidate's step from the cost.
622 (determine_iv_cost): Record the cost of the increment in the COST_STEP
623 member of the candidate.
624 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
625 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
627 2009-08-09 Douglas B Rupp <rupp@gnat.com>
629 * config.build (ia64-hp-*vms*): New target.
630 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
632 * config.gcc (ia64-hp-*vms*): New target.
633 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
635 * config.host (ia64-hp-*vms*): New target.
636 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
639 2009-08-08 Richard Guenther <rguenther@suse.de>
641 PR tree-optimization/40991
642 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
644 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
646 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
647 mode check. Do truncations in an integer mode.
648 (force_to_mode): Handle subregs for all mode types. Only do
649 arithmetic simplifications on integer modes.
651 2009-08-07 Richard Guenther <rguenther@suse.de>
653 PR tree-optimization/40999
654 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
655 (maybe_fold_reference): Lookup constant initializers.
656 (fold_gimple_assign): Likewise.
658 2009-08-07 Richard Guenther <rguenther@suse.de>
660 * tree-ssa.c (useless_type_conversion_p_1): Only for types
661 that require structural equality defer to the langhook.
663 2009-08-07 Martin Jambor <mjambor@suse.cz>
665 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
667 (struct ipa_pass_through_data): New type.
668 (struct ipa_ancestor_jf_data): New type.
669 (union jump_func_value): Removed field formal_id, added fields
670 pass_through and ancestor.
671 (struct ipa_param_call_note): Changed type of formal_id to int from
673 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
674 operations jump functions and ancestor jump functions.
675 (compute_complex_pass_through): New function.
676 (compute_scalar_jump_functions): Call compute_complex_pass_through,
677 reflect changes in the jump function strucutre.
678 (update_jump_functions_after_inlining): Ignore complex pass-through
679 and ancestor jump functions.
680 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
681 polynomial pass-through with operation jump functions.
683 2009-08-07 Jakub Jelinek <jakub@redhat.com>
685 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
686 fde->dw_fde_begin as begin label instead of hot/cold label.
687 Use LLSDAC label instead of LLSDA for second section lsda.
688 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
689 label instead of LLSDA if it is true.
690 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
692 * except.c (add_call_site, dw2_size_of_call_site_table): Add
693 SECTION argument. Use it as index into crtl->eh.call_site_record
695 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
696 use it to determine how to print table entries instead of using
697 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
698 label instead of normal begin label as base.
699 (sjlj_assign_call_site_values): Adjust add_call_site caller.
700 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
701 ensure no EH range spans between sections and that landing pads
702 are always in the corresponding section.
703 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
704 for crtl->eh.call_site_record being an array rather than scalar.
705 (output_one_function_exception_table): New function, copied
706 from output_function_exception_table. Adjust
707 dw2_size_of_call_site_table, dw2_output_call_site_table
708 callers. For SECOND section use *C suffixed labels.
709 (output_function_exception_table): Call
710 output_one_function_exception_table and, when doing hot/cold
711 partitioning, also another time for the second section.
712 * opts.c: Include except.h.
713 (decode_options): Allow -freorder-blocks-and-partition with
714 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
715 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
716 * function.h (struct rtl_eh): Change call_site_record from
717 scalar into array of 2 elements.
719 2009-08-07 Martin Jambor <mjambor@suse.cz>
721 * ipa-prop.c (count_formal_params_1): New function.
722 (ipa_get_vector_of_formal_parms): New function.
723 (get_vector_of_formal_parm_types): New function.
724 (ipa_modify_formal_parameters): New function.
725 (ipa_modify_call_arguments): New function.
726 (index_in_adjustments_multiple_times_p): New function.
727 (ipa_combine_adjustments): New function.
728 (ipa_dump_param_adjustments): New function.
729 * ipa-prop.h (struct ipa_parm_adjustment): New type.
730 (ipa_get_vector_of_formal_parms): Declare.
731 (ipa_modify_formal_parameters): Declare.
732 (ipa_modify_call_arguments): Declare.
733 (ipa_combine_adjustments): Declare.
734 (ipa_dump_param_adjustments): Declare.
735 (build_ref_for_offset): Declare.
736 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
737 * tree-sra.c: Include ipa-prop.c.
738 (build_ref_for_offset): Make public.
740 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
742 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
744 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
746 * gcc/doc/extend.texi (__builtin_extract_return_address)
747 (__builtin_frob_return_address): Document.
749 2009-08-06 Paul Brook <paul@codesourcery.com>
751 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
752 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
753 implementation on ARMv6-M.
755 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
757 * doc/extend.texi (pcs): Document new attribute for ARM.
759 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
761 * arm.c (pcs_attribute_args): Comment out unsupported attribute
764 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
766 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
769 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
771 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
773 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
775 Merge ARM/hard_vfp_branch to trunk.
777 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
779 * arm.c (libcall_eq): New function.
780 (libcall_hash): New function.
781 (add_libcall): New function.
782 (arm_libcall_uses_aapcs_base): New function.
783 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
784 libcalls using the base PCS.
785 (arm_init_cumulative_args): Likewise.
787 2009-07-20 Joseph Myers <joseph@codesourcery.com>
789 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
790 Use base ABI for conversion libfuncs between HFmode and SFmode.
792 2009-05-12 Joseph Myers <joseph@codesourcery.com>
794 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
795 V4SImode as representatives of all 64-bit and 128-bit vector
796 types. Allow vector types without vector modes.
797 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
798 without vector modes like BLKmode.
799 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
800 BLKmode. Avoid unsupported vector modes or TImode moves for
802 (aapcs_vfp_allocate_return_reg): Likewise.
803 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
804 V8QImode if TARGET_NEON || TARGET_IWMMXT.
806 2009-05-12 Joseph Myers <joseph@codesourcery.com>
808 * config/arm/arm.c (arm_handle_pcs_attribute): New.
809 (arm_get_pcs_model): Pass attribute arguments to
810 arm_pcs_from_attribute.
811 (arm_init_cumulative_args): Use base AAPCS for conversions from
812 floating-point types to DImode.
813 (arm_attribute_table): Add pcs attribute.
814 (arm_handle_pcs_attribute): New.
815 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
816 conversions from floating-point types to DImode, also declare them
817 to use base AAPCS and declare functions they call to use base
818 AAPCS and their RTABI names.
820 2009-05-12 Joseph Myers <joseph@codesourcery.com>
822 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
823 -mfloat-abi=hard not being supported for VFP.
825 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
827 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
828 SYMBOL_REF to hard_libcall_value.
830 2009-03-05 Joseph Myers <joseph@codesourcery.com>
831 Richard Earnshaw <rearnsha@arm.com>
833 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
834 has been put on the stack, all remaining co-processory arguments for
835 that co-processor also go on the stack.
837 2009-03-05 Joseph Myers <joseph@codesourcery.com>
839 * config/arm/arm.c (arm_return_in_memory): Handle returning
840 vectors of suitable size in registers also for AAPCS case.
842 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
844 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
846 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
848 ARM Hard-VFP calling convention
849 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
850 * target.h (gcc_target): Add libcall_value to table of call hooks.
851 * targhooks.h (default_libcall_value): Default implementation.
852 * targhooks.c (default_libcall_value): Likewise.
853 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
854 * optabs.c (expand_unop): Use it.
855 * expr.h (hard_libcall_value): Pass the function RTX through.
856 * calls.c (emit_library_call_value_1): Update call to
858 * explow.c (hard_libcall_value): Use new target hook.
859 * testsuite/lib/target-supports.exp
860 (check_effective_target_arm_hard_vfp_ok): New hook.
861 (check_effective_target_arm_neon_ok): Improve test for neon
863 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
864 * config/arm/arm.c: Include cgraph.h
865 (TARGET_FUNCTION_VALUE): Override default hook.
866 (arm_pcs_default): New variable.
867 (arm_override_options): Don't fault hard calling convention with VFP.
868 Add support for AAPCS variants.
869 (arm_function_value): Make static. Handle AAPCS variants.
870 (arm_libcall_value): New function.
871 (arm_apply_result_size): Handle VFP registers in results.
872 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
874 (pcs_attribute_args): New variable.
875 (arm_pcs_from_attribute): New function.
876 (arm_get_pcs_model): New function.
877 (aapcs_vfp_cum_init): New function.
878 (aapcs_vfp_sub_candidate): New function.
879 (aapcs_vfp_is_return_candidate): New function.
880 (aapcs_vfp_is_call_candidate): New function.
881 (aapcs_vfp_allocate): New function.
882 (aapcs_vfp_allocate_return_reg): New function.
883 (aapcs_vfp_advance): New function.
884 (aapcs_cp_arg_layout): New variable.
885 (aapcs_select_call_coproc): New function.
886 (aapcs_select_return_coproc): New function.
887 (aapcs_allocate_return_reg): New function.
888 (aapcs_libcall_value): New function.
889 (aapcs_layout_arg): New function.
890 (arm_init_cumulative_args): Initialize AAPCS args data.
891 (arm_function_arg): Handle AAPCS variants using new interface.
892 (arm_arg_parital_bytes): Likewise.
893 (arm_function_arg_advance): New function.
894 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
896 (arm_setup_incoming_varargs): Handle new AAPCS args data.
897 * arm.h (NUM_VFP_ARG_REGS): Define.
898 (LIBCALL_VALUE): Update.
899 (FUNCTION_VALUE): Delete.
900 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
902 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
903 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
904 (FUNCTION_ARG_REGNO_P): Add VFP regs.
905 * arm-protos.h (arm_function_arg_advance): Add.
906 (aapcs_libcall_value): Add.
907 (arm_function_value): Delete.
909 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
910 H.J. Lu <hongjiu.lu@intel.com>
913 * config/i386/i386.c (standard_sse_mode_p): Remove.
914 (standard_sse_constant_p): Return 2 for integer mode
915 vector_all_ones_operand when SSE2 is enabled.
916 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
917 (ix86_expand_vector_move): Do not check for negative values from
918 standard_sse_constant_p.
920 2009-08-06 Richard Guenther <rguenther@suse.de>
922 * tree-ssa.c (useless_type_conversion_p_1): Make function and
923 array type comparisons frontend independent.
924 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
925 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
926 out array reference lower bound and element size operands.
927 (ao_ref_init_from_vn_reference): Properly compute the offset
929 (vn_reference_fold_indirect): Fill out array reference lower
930 bound and element size operands.
931 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
932 a non gimple valued reference operand which can happen for
933 array reference lower bound or element size.
934 (create_component_ref_by_pieces_1): Properly generate the
935 element size operand for array references.
937 2009-08-06 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/40964
940 * tree.c (iterative_hash_host_wide_int): Export.
941 * tree.h (iterative_hash_host_wide_int): Declare.
942 * tree-ssa-structalias.c (heapvar_map): New struct.
943 (heapvar_map_eq): New function.
944 (heapvar_map_hash): Likewise.
945 (heapvar_lookup): Adjust.
946 (heapvar_insert): Likewise.
947 (make_constraint_from_heapvar): Allow multiple heap variables
948 per decl at different offsets.
949 (init_alias_heapvars): Adjust.
951 2009-08-04 David Daney <ddaney@caviumnetworks.com>
953 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
954 * mips_output_sync_loop (mips_output_sync_loop): Only emit
955 trailing sync if TARGET_SYNC_AFTER_SC.
957 2009-08-05 David Daney <ddaney@caviumnetworks.com>
959 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
960 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
961 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
962 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
963 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
964 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
965 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
966 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
967 test_and_set_12): Rewrite calls to mips_output_sync_loop.
968 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
969 the prototype declaration match the definition.
970 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
971 instructions explicitly. Add barrier_before and operands
973 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
974 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
975 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
976 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
977 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
978 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
980 2009-08-05 Andrew Pinski <pinskia@gmail.com>
982 * tree-ssa-alias.c: Fix intervals to use [) syntax.
984 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
985 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
988 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
991 2009-08-05 Jakub Jelinek <jakub@redhat.com>
993 PR rtl-optimization/40924
994 * dse.c (canon_address): Before calling cselib_expand_value_rtx
995 make sure canon_rtx (mem_address) isn't simpler than
996 canon_rtx (expanded_mem_address).
998 2009-08-05 Li Feng <nemokingdom@gmail.com>
1000 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
1002 (build_scop_drs): Build alias set for each SCoP.
1004 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
1006 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
1007 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
1008 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
1009 (MIPS_ARCH_FLOAT_SPEC): Likewise.
1010 (BASE_DRIVER_SELF_SPECS): Likewise.
1012 2009-08-04 Andrew Pinski <pinskia@gmail.com>
1014 * tree-ssa-alias.c: Fix some comment typos.
1016 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
1018 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
1019 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
1021 2009-08-03 Janis Johnson <janis187@us.ibm.com>
1024 * simplify-rtx.c (simplify_binary_operation_1): Disable
1025 simplifications for decimal float operations.
1027 2009-08-03 Jakub Jelinek <jakub@redhat.com>
1030 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
1031 operand of INDIRECT_REF.
1033 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
1035 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
1036 constants referencing TLS symbols.
1038 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
1040 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
1041 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
1043 2009-08-03 Richard Guenther <rguenther@suse.de>
1045 * tree.c (make_vector_type): Build a main variant first,
1046 get the canonical one and then build the variant.
1047 * tree-ssa.c (useless_type_conversion_p_1): Handle
1049 (useless_type_conversion_p): Conversions to pointers to
1050 incomplete record types are useless.
1052 2009-08-03 Richard Guenther <rguenther@suse.de>
1054 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
1055 file will be created.
1056 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
1057 * toplev.c (compile_file): Adjust comment.
1059 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
1061 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
1062 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
1063 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1064 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1065 (sh_promote_function_mode): Fix typo.
1067 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
1069 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
1071 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1073 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
1074 declaration arguments.
1076 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
1078 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
1079 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
1080 (ix86_split_ashl): Ditto.
1081 (ix86_expand_vector_init_one_nonzero): Ditto.
1082 (ix86_expand_vector_set): Ditto.
1083 (ix86_expand_reduc_v4sf): Ditto.
1085 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
1087 * explow.c (promote_function_mode): Remove assert.
1088 * config/sh/sh.c (sh_promote_function_mode): Declare.
1090 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1092 * config/pa/pa.c (pa_promote_function_mode): Declare.
1093 Change to static. Fix promote_mode call.
1095 * gthr-dce.h (CONST_CAST2): Define if not defined.
1096 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
1098 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
1100 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
1102 * expr.c (store_constructor): Use promote_decl_mode. Remove
1103 now write-only variable unsignedp.
1104 (expand_expr_real_1): Use promote_decl_mode.
1105 * expr.h (promote_function_mode, promote_decl_mode): New.
1106 (promote_mode): Remove last argument.
1107 * function.c (assign_temp): Drop last argument of promote_mode.
1108 (assign_parm_find_data_types): Use promote_function_mode.
1109 (assign_parm_setup_reg): Likewise.
1110 (expand_function_end): Use promote_function_mode.
1111 * calls.c (initialize_argument_information): Use promote_function_mode.
1112 (precompute_arguments): Use promote_mode instead of checking if
1113 only PROMOTE_FUNCTION_MODE is defined.
1114 (expand_call): When making sibcall decisions, use promote_function_mode.
1115 Below, remove an if for targetm.calls.promote_function_return and
1116 and use promote_function_mode.
1117 (emit_library_call_value_1): Use promote_function_mode, fix bug
1118 where promote_mode was passed FOR_CALL == 0 for a return value in an
1120 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1121 * explow.c (promote_function_mode, promote_decl_mode): New.
1122 (promote_mode): Keep only the FOR_CALL == 0 case.
1123 * combine.c (setup_incoming_promotion): Remove test of
1124 promote_function_args. Use promote_function_mode.
1125 * stmt.c (expand_value_return): Use promote_decl_mode.
1126 (expand_decl): Use promote_decl_mode.
1128 * expr.c (store_constructor): Use promote_decl_mode. Remove
1129 now write-only variable unsignedp.
1130 (expand_expr_real_1): Use promote_decl_mode.
1131 * expr.h (promote_function_mode, promote_decl_mode): New.
1132 (promote_mode): Remove last argument.
1133 * function.c (assign_temp): Drop last argument of promote_mode.
1134 (assign_parm_find_data_types): Use promote_function_mode.
1135 (assign_parm_setup_reg): Likewise.
1136 (expand_function_end): Use promote_function_mode.
1137 * calls.c (initialize_argument_information): Use promote_function_mode.
1138 (precompute_arguments): Use promote_mode instead of checking if
1139 only PROMOTE_FUNCTION_MODE is defined.
1140 (expand_call): When making sibcall decisions, use promote_function_mode.
1141 Below, remove an if for targetm.calls.promote_function_return and
1142 and use promote_function_mode.
1143 (emit_library_call_value_1): Use promote_function_mode, fix bug
1144 where promote_mode was passed FOR_CALL == 0 for a return value in an
1146 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
1147 * explow.c (promote_function_mode, promote_decl_mode): New.
1148 (promote_mode): Keep only the FOR_CALL == 0 case.
1149 * combine.c (setup_incoming_promotion): Remove test of
1150 promote_function_args. Use promote_function_mode.
1151 * stmt.c (expand_value_return): Use promote_decl_mode.
1152 (expand_decl): Use promote_decl_mode.
1154 * explow.c (promote_function_mode): Just call the target hook.
1155 * targhooks.c (default_promote_function_mode,
1156 default_promote_function_mode_always_promote): New.
1157 * targhooks.h (default_promote_function_mode,
1158 default_promote_function_mode_always_promote): Declare.
1159 * target.h (promote_function_args, promote_function_return): Remove.
1160 (promote_function_mode): New.
1161 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
1162 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1163 (TARGET_PROMOTE_FUNCTION_MODE): New.
1164 (TARGET_CALLS): Adjust.
1165 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
1166 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
1168 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
1169 * config/s390/s390.c (s390_promote_function_mode): ... here,
1170 with pointer handling.
1171 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1172 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1174 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
1175 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
1176 with pointer handling.
1177 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1178 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1180 * config/sh/sh-protos.h (sh_promote_function_mode): New.
1181 * config/sh/sh.c (sh_promote_function_mode): New.
1182 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1183 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1185 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
1186 * config/cris/cris.c (cris_promote_function_mode): ... here.
1187 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1188 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1190 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
1191 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
1192 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1193 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
1195 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
1196 * config/arm/arm.c (arm_promote_function_mode): ... here, without
1197 complex type handling.
1198 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1199 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1201 * config/pa/pa.c (pa_promote_function_mode): New.
1202 (TARGET_PROMOTE_FUNCTION_MODE): Define.
1203 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1205 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
1206 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
1207 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
1208 * config/xtensa/xtensa.c: Likewise.
1209 * config/stormy16/stormy16.c: Likewise.
1210 * config/iq2000/iq2000.c: Likewise.
1211 * config/rs6000/rs6000.c: Likewise.
1212 * config/picochip/picochip.c: Likewise.
1213 * config/arc/arc.c: Likewise.
1214 * config/mcore/mcore.c: Likewise.
1215 * config/score/score.c: Likewise.
1216 * config/mips/mips.c: Likewise.
1217 * config/bfin/bfin.c: Likewise.
1218 * config/ia64/ia64.c: Likewise (disabled though).
1220 * config/frv/frv.h: Remove pointless remark.
1222 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
1223 TARGET_PROMOTE_FUNCTION_ARGS,
1224 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
1225 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
1227 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
1229 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
1230 -floop-parallelize-all.
1231 * toplev.c (process_options): Rename flag_graphite_force_parallel to
1232 flag_loop_parallelize_all.
1233 * tree-ssa-loop.c (gate_graphite_transforms): Same.
1234 * graphite.c (graphite_transform_loops): Same.
1236 * graphite-poly.c (apply_poly_transforms): Same.
1238 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
1240 PR tree-optimization/40914
1241 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
1242 if set, then check the delta field of the PMF record.
1243 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
1244 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
1245 call is stored in the delta.
1247 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
1249 * config/mips/mips.md (*clear_upper32_dext): New pattern.
1251 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/bsd.h (ASM_BYTE): New define.
1254 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
1255 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
1256 .byte. Use fputs or putc instead of fprintf where appropriate.
1257 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
1258 fputs or putc instead of fprintf where appropriate.
1259 * config/i386/i386elf.h: Ditto.
1260 * config/i386/sysv4.h: Ditto.
1262 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
1263 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
1264 (*tls_global_dynamic_64): Ditto.
1266 2009-07-31 Christian Bruel <christian.bruel@st.com>
1268 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
1270 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1272 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
1273 Remove dead code for MINUS.
1275 2009-07-31 Anthony Green <green@moxielogic.com>
1277 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
1279 (moxie_expand_epilogue): Ditto for epilogue.
1280 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
1282 (moxie_function_arg): Ditto.
1283 (moxie_pass_by_reference): Ditto.
1284 (moxie_arg_partial_bytes): Ditto.
1285 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
1286 (FUNCTION_ARG_ADVANCE) Ditto.
1287 (REG_PARM_STACK_SPACE) Ditto.
1288 (FUNCTION_ARG_REGNO_P) Dito.
1290 * config.gcc: Add moxie linux config support.
1291 * gcc/config/moxie/uclinux.h: New file.
1293 2009-07-31 DJ Delorie <dj@redhat.com>
1295 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
1296 (UNSPECV_SP_SWITCH_E): New.
1297 (sp_switch_1): Change to an unspec.
1298 (sp_switch_2): Change to an unspec. Don't use post-inc when we
1300 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
1301 reference the new stack's address
1303 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1305 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
1306 graphite-clast-to-gimple.o, graphite-dependences.o,
1307 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1308 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
1309 (graphite-blocking.o,
1310 graphite-clast-to-gimple.o, graphite-dependences.o,
1311 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
1312 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
1313 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
1314 * cfgloop.h (struct loop): Add can_be_parallel field.
1315 * common.opt (fgraphite-identity): Moved up.
1316 (fgraphite-force-parallel): New flag.
1317 * graphite.c: Rewrite.
1318 * graphite.h: Rewrite.
1319 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
1321 * toplev.c (graphite_out_file): New file descriptor.
1322 (graphite_in_file): New.
1323 (process_options): flag_graphite_force_parallel cannot be used without
1325 * tree-ssa-loop.c: Include toplev.h.
1326 (gate_graphite_transforms): Enable flag_graphite for
1327 flag_graphite_force_parallel.
1329 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1331 * ChangeLog.graphite: New.
1332 * graphite-blocking.c: New.
1333 * graphite-clast-to-gimple.c: New.
1334 * graphite-clast-to-gimple.h: New.
1335 * graphite-dependences.c: New.
1336 * graphite-dependences.h: New.
1337 * graphite-interchange.c: New.
1338 * graphite-poly.c: New.
1339 * graphite-poly.h: New.
1340 * graphite-ppl.c: New.
1341 * graphite-ppl.h: New.
1342 * graphite-scop-detection.c: New.
1343 * graphite-scop-detection.h: New.
1344 * graphite-sese-to-poly.c: New.
1345 * graphite-sese-to-poly.h: New.
1349 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1351 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1352 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
1354 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1356 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
1357 (scev_is_linear_expression): Return false if the evolution is not
1358 affine multivariate.
1360 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1362 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1363 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1365 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1367 * tree-data-ref.c (debug_data_references): New.
1368 (debug_data_reference): New.
1369 * tree-data-ref.h (debug_data_references): Declared.
1370 (debug_data_reference): Declared.
1372 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1374 * tree-data-ref.c (stmt_simple_memref_p: Removed.
1375 * tree-data-ref.h (scop_p): Removed.
1376 (struct data_reference): Remove field scop.
1378 (stmt_simple_memref_p): Removed.
1380 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1382 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
1383 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
1386 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1388 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
1390 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1392 * doc/invoke.texi (-fgraphite-identity): Documented.
1394 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1396 * tree-scalar-evolution.c: Fix comment.
1397 (instantiate_scev_1): Return unknow from scev instantiation if the
1398 result is not above instantiate_below.
1400 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
1402 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1403 static anymore. Instantiate the symbols that may have been introduced
1405 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1408 2009-07-30 DJ Delorie <dj@redhat.com>
1410 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
1411 .vliw directive to VLIW sections.
1413 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1415 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
1417 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
1418 (AUTOHEADER): New variable.
1419 ($(srcdir)/cstamp-h.in): Use it.
1421 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1422 Pat Haugen <pthaugen@us.ibm.com>
1423 Revital Eres <ERES@il.ibm.com>
1425 * config/rs6000/vector.md (VEC_F): Add VSX support.
1429 (vector_load_<mode>): Ditto.
1430 (vector_store_<mode>): Ditto.
1431 (vector GPR move split): Ditto.
1432 (vec_reload_and_plus_<mptrsize>): Ditto.
1433 (vec_reload_and_reg_<mptrsize>): Ditto.
1434 (add<mode>3): Ditto.
1435 (sub<mode>3): Ditto.
1436 (mul<mode>3): Ditto.
1437 (neg<mode>2): Ditto.
1438 (abs<mode>2): Ditto.
1439 (smin<mode>3): Ditto.
1440 (smax<mode>3): Ditto.
1441 (vector_eq<mode>): Ditto.
1442 (vector_gt<mode>): Ditto.
1443 (vector_ge<mode>): Ditto.
1444 (vector_gtu<mode>): Ditto.
1445 (vector_select_<mode>_uns): Ditto.
1446 (vector_eq_<mode>_p): Ditto.
1447 (vector_gt_<mode>_p): Ditto.
1448 (vector_ge_<mode>_p): Ditto.
1449 (vector_gtu_<mode>_p): Ditto.
1450 (cr6_test_for_zero): Ditto.
1451 (cr6_test_for_zero_reverse): Ditto.
1452 (cr6_test_for_lt): Ditto.
1453 (cr6_test_for_lt_reverse): Ditto.
1454 (xor<mode>3): Ditto.
1455 (ior<mode>3): Ditto.
1456 (and<mode>3): Ditto.
1457 (one_cmpl<mode>2): Ditto.
1458 (nor<mode>2): Ditto.
1459 (andc<mode>2): Ditto.
1460 (float<VEC_int<mode>2): Ditto.
1461 (unsigned_float<VEC_int><mode>2): Ditto.
1462 (fix_trunc<mode><VEC_int>2): Ditto.
1463 (fixuns_trunc<mode><VEC_int>2): Ditto.
1465 (vec_set<mode>): Ditto.
1466 (vec_extract<mode>): Ditto.
1467 (vec_interleave_highv4sf): Ditto.
1468 (vec_interleave_lowv4sf): Ditto.
1469 (vec_realign_load_<mode>): Ditto.
1470 (vec_shl_<mode>): Ditto.
1471 (vec_shr_<mode>): Ditto.
1472 (div<mode>3): New patterns for VSX.
1473 (vec_interleave_highv2df): Ditto.
1474 (vec_interleave_lowv2df): Ditto.
1475 (vec_pack_trunc_v2df): Ditto.
1476 (vec_pack_sfix_trunc_v2df): Ditto.
1477 (vec_pack_ufix_trunc_v2df): Ditto.
1478 (vec_unpacks_hi_v4sf): Ditto.
1479 (vec_unpacks_lo_v4sf): Ditto.
1480 (vec_unpacks_float_hi_v4si): Ditto.
1481 (vec_unpacks_float_lo_v4si): Ditto.
1482 (vec_unpacku_float_hi_v4si): Ditto.
1483 (vec_unpacku_float_lo_v4si): Ditto.
1484 (movmisalign<mode>): Ditto.
1485 (vector_ceil<mode>2): New patterns for vectorizing math library.
1486 (vector_floor<mode>2): Ditto.
1487 (vector_btrunc<mode>2): Ditto.
1488 (vector_copysign<mode>3): Ditto.
1490 * config/rs6000/predicates.md (easy_vector_constant_msb): New
1491 predicate for setting the high bit in each word, used for copysign.
1493 * config/rs6000/ppc-asm.h (f19): Whitespace.
1494 (f32-f63): Define if VSX.
1495 (v0-v31): Define if Altivec.
1496 (vs0-vs63): Define if VSX.
1498 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
1500 * config/rs6000/power7.md: New file, provide tuning parameters for
1503 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
1504 (rs6000_cpu_cpp_builtins): Ditto.
1505 (altivec_overloaded_builtins): Ditto.
1506 (altivec_resolve_overloaded_builtin): Ditto.
1508 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
1509 debug switch to disable vectorizing simple math builtin
1512 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
1513 Vectorize simple math builtin functions.
1514 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
1515 hook to vectorize math builtins.
1516 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
1517 (rs6000_builtin_conversion): Add VSX/power7 support.
1518 (rs6000_builtin_vec_perm): Ditto.
1519 (vsplits_constant): Add support for loading up a vector constant
1520 with just the high bit set in each part.
1521 (rs6000_expand_vector_init): Add VSX/power7 support.
1522 (rs6000_expand_vector_set): Ditto.
1523 (rs6000_expand_vector_extract): Ditto.
1524 (rs6000_emit_move): Ditto.
1525 (bdesc_3arg): Ditto.
1526 (bdesc_2arg): Ditto.
1527 (bdesc_1arg): Ditto.
1528 (rs6000_expand_ternop_builtin): Ditto.
1529 (altivec_expand_builtin): Ditto.
1530 (rs6000_expand_unop_builtin): Ditto.
1531 (rs6000_init_builtins): Ditto.
1532 (altivec_init_builtins): Ditto.
1533 (builtin_function_type): Ditto.
1534 (rs6000_common_init_builtins): Ditto.
1535 (rs6000_handle_altivec_attribute); Ditto.
1536 (rs6000_mangle_type): Ditto.
1537 (rs6000_vector_mode_supported_p): Ditto.
1538 (rs6000_mode_dependent_address): Altivec addresses with AND -16
1541 * config/rs6000/vsx.md: New file for VSX support.
1543 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
1544 identifing values with just the most significant bit set.
1545 (enum rs6000_builtins): Add builtins for VSX. Add simple math
1546 vectorized builtins.
1548 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
1549 (UNSPEC_VRFIM): Delete.
1550 (splitter for loading up vector with most significant bit): New
1551 splitter for vectorizing copysign.
1552 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
1553 vectorizing simple math functions.
1554 (altivec_vrfip): Add support for vectorizing simple math functions.
1555 (altivec_vrfim): Ditto.
1556 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
1558 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
1559 (power7.md, vsx.md): Include for power7 support.
1560 (copysigndf3): Use VSX instructions if -mvsx.
1561 (negdf2_fpr): Ditto.
1562 (absdf2_fpr): Ditto.
1563 (nabsdf2_fpr): Ditto.
1564 (adddf3_fpr): Ditto.
1565 (subdf3_fpr): Ditto.
1566 (muldf3_fpr): Ditto.
1567 (divdf3_fpr): Ditto.
1568 (fix_truncdfdi2_fpr): Ditto.
1569 (cmpdf_internal1): Ditto.
1570 (fred, fred_fpr): Convert into expander/insn to add VSX support.
1571 (btruncdf2, btruncdf2_fpr): Ditto.
1572 (ceildf2, ceildf2_fpr): Ditto.
1573 (floordf2, floordf2_fpr): Ditto.
1574 (floatdidf2, floatdidf2_fpr): Ditto.
1575 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
1576 (fmsubdf4_fpr): Ditto.
1577 (fnmadddf4_fpr_1): Ditto.
1578 (fnmadddf4_fpr_2): Ditto.
1579 (fnmsubdf4_fpr_1): Ditto.
1580 (fnmsubdf4_fpr_2): Ditto.
1581 (fixuns_truncdfdi2): Add expander for VSX support.
1582 (fix_truncdfdi2): Ditto.
1583 (fix_truncdfsi2): Ditto.
1585 (btruncsf2): Whitespace.
1586 (movdf_hardfloat32): Add support for VSX registers.
1587 (movdf_softfloat32): Ditto.
1588 (movdf_hardfloat64): Ditto.
1589 (movdf_hardfloat64_mfpgpr): Ditto.
1590 (movdf_softfloat64): Ditto.
1591 (movti splitters): Add check for vector registers supporting
1592 TImode in the future.
1593 (bpermd): Add power7 bpermd instruction.
1595 * config/rs6000/altivec.h (vec_div): Define if VSX.
1599 (vec_nearbyint): Ditto.
1602 (all predicates): Use the generic builtin function, and not the V4SF
1603 specific function so that the predicates will work with VSX's V2DF.
1607 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
1608 Document new VSX functions and types.
1610 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
1613 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
1614 "wa", and "j" constraints. Modify "v" to talk about Altivec
1615 instead of just vector.
1617 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
1620 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
1621 location for phi arguments.
1622 (rewrite_update_phi_arguments): Find locations for reaching defs.
1623 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
1624 Add location to add_phi_arg calls.
1625 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
1626 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
1627 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
1628 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
1629 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
1630 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
1631 * tree-phinodes.c (make_phi_node): Initialize location.
1632 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
1633 (add_phi_arg): Add location parameter.
1634 (remove_phi_arg_num): Move location when moving phi argument.
1635 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
1637 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
1638 slpeel_update_phi_nodes_for_guard1,
1639 slpeel_update_phi_nodes_for_guard2,
1640 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
1641 vect_loop_versioning): Set locations.
1642 * tree-parloops.c (create_phi_for_local_result,
1643 transform_to_exit_first_loop, create_parallel_loop): Add locations.
1644 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
1645 * tree-vect-loop.c (get_initial_def_for_induction,
1646 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
1648 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
1649 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
1650 (gimple_phi_arg_set_location): New. Set locus.
1651 (gimple_phi_arg_has_location): New. Check for locus.
1652 (redirect_edge_var_map_location): New. Return locus from var_map.
1653 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
1654 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
1655 combining PHI arguments.
1656 (cond_store_replacement): Set location.
1657 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
1658 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
1659 scop_add_exit_phis_edge): Add locations.
1660 * tree-cfgcleanup.c (remove_forwarder_block,
1661 remove_forwarder_block_with_phi): Add locations.
1662 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
1663 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
1665 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
1666 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
1667 flush_pending_stmts): Add source location.
1668 * lambda-code.c (perfect_nestify): Maintain location stack with argument
1669 stack to preserve locations.
1670 * tree-vect-stmts.c (vectorizable_load): Add location.
1671 * tree-inline.c (copy_phis_for_bb): Copy locus.
1672 (setup_one_parameter): Add call locus to inlined parameter stmts.
1673 (initialize_inlined_parameters): Pass in call location as parameter
1675 (tree_function_versioning): Pass location to setup_one_parameter.
1676 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
1677 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
1678 copy and edge lists.
1679 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
1680 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
1681 locus parameter and override the stmt default if provided.
1682 (new_elim_graph, clear_elim_graph, delete_elim_graph,
1683 elim_graph_add_edge, elim_graph_remove_succ_edge,
1684 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
1685 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
1686 eliminate_phi): Add locus info in elimination graph for each edge and
1688 (insert_backedge_copies): Copy locus if present.
1689 * tree-flow.h (struct _edge_var_map): Add locus field.
1690 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
1691 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
1692 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
1694 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
1696 2009-07-30 Martin Jambor <mjambor@suse.cz>
1698 PR tree-optimization/40570
1699 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
1702 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
1704 * ssa-loop-manip.c: Include langhooks.h.
1705 (rewrite_phi_with_iv): New.
1706 (rewrite_all_phi_nodes_with_iv): New.
1707 (canonicalize_loop_ivs): Move here from tree-parloops.c.
1708 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
1709 * tree-parloops.c (loop_parallel_p): Move out all conditions
1710 except dependency check.
1711 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
1712 (gen_parallel_loop): Call canonicalize_loop_ivs without
1713 reduction_list argument.
1714 (build_new_reduction): New.
1715 (gather_scalar_reductions): New.
1716 (try_get_loop_niter): New.
1717 (try_create_reduction_list): New.
1718 (parallleize_loops): Change the parallel conditions check.
1719 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1720 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
1722 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
1724 * opt-functions.awk (opt_args): Allow argument to be enclosed in
1726 * doc/options.texi (Option properties): Mention new quoting syntax.
1728 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1730 * config/alpha/alpha.c (alpha_start_function):
1731 Handle VMS_DEBUG_MAIN_POINTER
1732 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
1733 * doc/invoke.texi: Document -mdebug-main switch.
1735 2009-07-29 Richard Henderson <rth@redhat.com>
1737 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
1738 (cgraph_create_edge_including_clones): Likewise.
1739 * tree-inline.c (copy_bb): Operate on the correct edges
1740 when updating the callgraph.
1742 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1744 * config/alpha/vms-cc.c: Deleted.
1745 * config/alpha/vms-ld.c: Deleted.
1746 * config/alpha/t-vms64: Moved to config/vms
1747 * config/alpha/vms-crt0-64.c: Moved to config/vms
1748 * config/alpha/vms-crt0.c: Moved to config/vms
1749 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
1750 * config/alpha/vms-psxcrt0.c: Moved to config/vms
1751 * config/alpha/xm-vms.h: Moved to config/vms
1752 * config/alpha/x-vms: Moved to config/vms
1753 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
1755 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
1756 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
1758 * config/vms/t-vms64: Moved here from config/alpha
1759 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
1760 (argc,argv,envp): Enforce 32bit malloc'ing.
1761 * config/vms/vms-psxcrt0-64.c: Likewise.
1762 * config/vms/vms-crt0.c: Moved here from config/alpha.
1763 * config/vms/vms-psxcrt0.c: Likewise.
1764 * config/vms/vms-crtl-64.h: New file.
1765 * config/vms/vms-crtl.h: New file.
1766 * config/vms/vms.opt: New file.
1767 * config/vms/xm-vms64.h: New file.
1768 * config/vms/xm-vms.h: Moved here from config/alpha.
1769 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
1771 * config/vms/x-vms: Moved here from config/alpha.
1772 (version, VMS_EXTRA_PARTS): Moved to t-vms.
1773 (vms-ld.o, vms-cc.o): Removed.
1774 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
1776 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1778 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
1779 correct stack (obvious VMS fix).
1781 2009-07-29 Douglas B Rupp <rupp@gnat.com>
1783 * dwarf2out.c (output_file_names): Output VMS style file name, size,
1784 date, version info if VMS_DEBUGGING_INFO defined.
1785 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
1786 size, date calculating code moved here.
1788 2009-07-29 Paul Brook <paul@codesourcery.com>
1790 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
1793 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
1796 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
1797 to DImode when generating insq_le insn.
1799 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1801 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
1802 New macro set for VMS_DEBUGGGING_INFO.
1803 (AT_string_form): Use it.
1805 2009-07-28 DJ Delorie <dj@redhat.com>
1807 * config/mep/mep.c (vtext_section): New.
1808 (vftext_section): New.
1809 (ftext_section): New.
1810 (mep_select_section): Add support for functions.
1811 (mep_unique_section): Likewise.
1812 (mep_asm_init_sections): Likewise.
1813 (mep_encode_section_info): Remove it from here.
1815 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
1817 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
1819 * tree.h (TREE_DEPRECATED): Document it is used for types too.
1820 (TYPE_VECTOR_OPAQUE): Use default_def_flag
1822 2009-07-28 Douglas B Rupp <rupp@gnat.com>
1824 * dwarf2out.c (output_file_names): Test new macro
1825 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
1826 (add_comp_dir_attribute): Likewise.
1828 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
1830 * config/i386/mingw-w64.h (LINK_SPEC): Add
1831 separating space between commands.
1833 2009-07-28 Jan Hubicka <jh@suse.cz>
1835 PR tree-optimization/40759
1836 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
1839 2009-07-27 DJ Delorie <dj@redhat.com>
1841 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
1842 types are dword-aligned.
1843 (mep_expand_va_start): Likewise.
1845 2009-07-27 Olivier Hainque <hainque@adacore.com>
1846 Douglas B Rupp <rupp@gnat.com>
1848 * convert.c (convert_to_pointer): Don't assume the target
1849 pointer type is POINTER_SIZE long. Fetch its precision instead.
1851 2009-07-27 Douglas B Rupp <rupp@gnat.com>
1853 * system.h (fopen): Undefine if macro.
1855 2009-07-27 Jakub Jelinek <jakub@redhat.com>
1857 * dwarf2out.c (output_cfi_p): Removed.
1858 (output_cfis): New function.
1859 (output_fde): New function, split from output_call_frame_info.
1860 (output_call_frame_info): Use it.
1861 (dwarf2out_switch_text_section): Use output_cfis.
1863 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1865 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
1866 TARGET_BI_ARCH is specified without enabling SJLJ.
1867 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
1868 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
1870 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
1872 * arm.md (negdi2): Use DImode if forcing a value into a register.
1874 2009-07-26 Ira Rosen <irar@il.ibm.com>
1876 PR tree-optimization/40801
1877 * tree-vect-stmts.c (vectorizable_call): Get previous copy
1878 of vector operand from the previous copy of vector statement.
1879 Pass the correct definition type value to
1880 vect_get_vec_def_for_stmt_copy().
1882 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1884 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
1885 const char ** conversion.
1887 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1889 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
1890 fancy_abort() if !ENABLE_ASSERT_CHECKING.
1891 (gcc_unreachable): Invoke __builtin_unreachable() if
1892 !ENABLE_ASSERT_CHECKING.
1894 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1896 PR rtl-optimization/40445
1897 * emit-rtl.c (next_nonnote_insn_bb): New function.
1898 * rtl.h (next_nonnote_insn_bb): Declare new function.
1899 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
1900 with no successors that is the successor of the ENTRY_BLOCK.
1901 Continue from the top after removing an empty fallthrough block.
1902 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
1903 of next_nonnote_insn.
1905 2009-07-25 David Daney <ddaney@caviumnetworks.com>
1907 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
1909 2009-07-25 Martin Jambor <mjambor@suse.cz>
1911 * c-common.c (c_common_attribute_table): New element for noclone.
1912 (handle_noclone_attribute): New function. Forward-declare.
1913 * tree-inline.c (tree_versionable_function_p): Check for noclone
1915 * doc/extend.texi (Labels as Values): Document need for noclone.
1916 (Function Attributes): Document noclone attribute.
1918 2009-07-25 Jakub Jelinek <jakub@redhat.com>
1920 PR rtl-optimization/34999
1921 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
1922 and dw_fde_switched_cold_to_hot fields.
1923 (output_cfi_p): New function.
1924 (output_call_frame_info): If fde->dw_fde_switched_sections,
1925 output 2 FDEs instead of one with corrupted header.
1926 (dwarf2out_do_cfi_startproc): New function.
1927 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
1928 and fde->dw_fde_switched_cold_to_hot.
1929 (dwarf2out_switch_text_section): Compute
1930 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
1931 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
1932 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
1933 Otherwise, compute fde->dw_fde_switch_cfi.
1935 2009-07-24 Cary Coutant <ccoutant@google.com>
1937 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
1939 2009-07-24 Cary Coutant <ccoutant@google.com>
1941 * cfghooks.c (split_block): Copy discriminator to new block.
1942 * tree-cfg.c (assign_discriminator): Check location of last
1943 instruction in block as well as first.
1945 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
1947 * config/i386/linux.c: Use fputs or putc instead of fprintf
1949 * config/i386/gas.h: Ditto.
1950 * config/i386/x86-64.h: Ditto.
1951 * config/i386/att.h: Ditto.
1953 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1955 * expmed.c (emit_store_flag): Use a recursive call to optimize the
1958 2009-07-24 Martin Jambor <mjambor@suse.cz>
1960 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
1961 (ipa_push_func_to_list_1): Declare.
1962 (ipa_push_func_to_list): New function.
1964 * ipa-prop.c (ipa_push_func_to_list_1): New function.
1965 (ipa_init_func_list): Call ipa_push_func_to_list_1.
1966 (ipa_push_func_to_list): Removed.
1967 (ipa_pop_func_from_list): Clear node_enqueued flag.
1969 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
1971 * config/s390/s390.c (override_options): Default
1972 max-unrolled-insns to 100 for z10 tuning.
1974 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1976 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
1977 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
1978 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
1979 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
1980 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
1981 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
1982 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
1984 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
1986 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
1987 use default set in mingw32.h header.
1988 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
1989 64-bit /mingw/include path.
1990 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
1993 2009-07-23 Neil Vachharajani <nvachhar@google.com>
1995 PR rtl-optimization/40209
1996 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
1998 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
2001 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
2002 with the rest of string where appropriate. Use fputs or putc
2003 instead of fprintf where appropriate.
2005 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
2006 Pat Haugen <pthaugen@us.ibm.com>
2007 Revital Eres <ERES@il.ibm.com>
2009 * config/rs6000/vector.md: New file. Move most of the vector
2010 expander support here from altivec.md to allow for the VSX vector
2011 unit in the future. Add support for secondary_reload patterns.
2012 Rewrite the patterns for vector comparison, and vector comparison
2013 predicate instructions so that the RTL expresses the desired
2014 behavior, instead of using unspec.
2016 * config/rs6000/constraints.md ("f" constraint): Use
2017 rs6000_constraints to hold the precalculated register class.
2018 ("d" constraint): Ditto.
2019 ("wd" constraint): New constraint for VSX.
2020 ("wf" constraint): Ditto.
2021 ("ws" constraint): Ditto.
2022 ("wa" constraint): Ditto.
2023 ("wZ" constraint): Ditto.
2024 ("j" constraint): Ditto.
2026 * config/rs6000/predicates.md (vsx_register_operand): New
2028 (vfloat_operand): New predicate for vector.md.
2029 (vint_operand): Ditto.
2030 (vlogical_operand): Ditto.
2031 (easy_fp_constant): If VSX, 0.0 is an easy constant.
2032 (easy_vector_constant): Add VSX support.
2033 (altivec_indexed_or_indirect_operand): New predicate for
2034 recognizing Altivec style memory references with AND -16.
2036 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
2037 for vector secondary reload support.
2038 (rs6000_vector_reg_class): Delete, replacing it with
2040 (rs6000_vsx_reg_class): Ditto.
2041 (rs6000_constraints): New array to hold the register classes of
2042 each of the register constraints that can vary at runtime.
2043 (builtin_mode_to_type): New static array for builtin function type
2045 (builtin_hash_table): New static hash table for builtin function
2047 (TARGET_SECONDARY_RELOAD): Define target hook.
2048 (TARGET_IRA_COVER_CLASSES): Ditto.
2049 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
2050 registers are 128 bits if VSX memory reference instructions are used.
2051 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
2053 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
2054 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
2055 Print several of the scheduling related parameters.
2056 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
2057 rs6000_constraints instead of rs6000_vector_reg_class. Move
2058 -mdebug=reg code to rs6000_debug_reg_global. Add support for
2059 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
2060 Altivec. Add VSX support. Setup for secondary reload support on
2061 Altivec/VSX registers.
2062 (rs6000_override_options): Make power7 set the scheduling groups
2063 like the power5. Add support for new debug switches to override
2064 the scheduling defaults. Temporarily disable -mcpu=power7 from
2065 setting -mvsx. Add support for debug switches -malways-hint,
2066 -msched-groups, and -malign-branch-targets.
2067 (rs6000_buitlin_conversion): Add support for returning unsigned
2068 vector conversion functions to fix regressions due to stricter
2070 (rs6000_builtin_mul_widen_even): Ditto.
2071 (rs6000_builtin_mul_widen_odd): Ditto.
2072 (rs6000_builtin_vec_perm): Ditto.
2073 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
2074 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
2076 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
2078 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
2079 VSX types for bit operations. Changes to accomidate vector.md.
2080 (bdesc_2arg): Ditto.
2081 (bdesc_1arg): Ditto.
2082 (struct builtin_description_predicates): Rewrite predicate
2083 handling so that RTL describes the operation, instead of passing
2084 the instruction to be used as a string argument.
2085 (bdesc_altivec_preds): Ditto.
2086 (altivec_expand_predicate_builtin): Ditto.
2087 (altivec_expand_builtin): Ditto.
2088 (rs6000_expand_ternop_builtin): Use a switch instead of an if
2089 statement for vsldoi support.
2090 (altivec_expand_ld_builtin): Change to use new names from vector.md.
2091 (altivec_expand_st_builtin): Ditto.
2092 (paired_expand_builtin): Whitespace changes.
2093 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
2094 builtin_mode_to_type table for secondary reload. Call
2095 builtin_function_type to build random builtin functions.
2096 (altivec_init_builtins): Change to use builtin_function_type to
2097 create builtin function types dynamically as we need them.
2098 (builtin_hash_function): New support for hashing the tree types
2099 for builtin function as we need it, rather than trying to build
2100 all of the trees that we need. Add initial preliminary VSX support.
2101 (builtin_function_type): Ditto.
2102 (builtin_function_eq): Ditto.
2103 (builtin_hash_struct): Ditto.
2104 (rs6000_init_builtins): Ditto.
2105 (rs6000_common_init_builtins): Ditto.
2106 (altivec_init_builtins): Ditto.
2107 (rs6000_common_init_builtins): Ditto.
2108 (enum reload_reg_type): New enum for simplifing reg classes.
2109 (rs6000_reload_register_type): Simplify register classes into GPR,
2110 Vector, and other registers. Altivec and VSX addresses in reload.
2111 (rs6000_secondary_reload_inner): Ditto.
2112 (rs6000_ira_cover_classes): New target hook, that returns the
2113 appropriate cover classes, based on -mvsx being used or not.
2114 (rs6000_secondary_reload_class): Add VSX support.
2115 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
2116 (get_vsel_insn): Ditto.
2117 (rs6000_emit_vector_compare): Rewrite vector conditional support
2118 so that where we can, we use RTL operators, instead of blindly use
2120 (rs6000_emit_vector_select): Ditto.
2121 (rs6000_emit_vector_cond_expr): Ditto.
2122 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
2123 (create_TOC_reference): Add -mdebug=addr support.
2124 (emit_frame_save): VSX loads/stores need register indexed addressing.
2126 * config/rs6000/rs6000.md: Include vector.md.
2128 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
2130 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2131 support for V2DI, V2DF in logical, permute, select operations.
2133 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
2134 switch for vsx/power7.
2135 (-mvsx-scalar-memory): Ditto.
2136 (-mvsx-align-128): Ditto.
2137 (-mallow-movmisalign): Ditto.
2138 (-mallow-df-permute): Ditto.
2139 (-msched-groups): Ditto.
2140 (-malways-hint): Ditto.
2141 (-malign-branch-targets): Ditto.
2143 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
2145 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
2146 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
2147 (rs6000_vector_reg_class): Delete.
2148 (rs6000_vsx_reg_class): Ditto.
2149 (enum rs6000_reg_class_enum): New enum for the constraints that
2150 vary based on target switches.
2151 (rs6000_constraints): New array to hold the register class for all
2152 of the register constraints that vary based on the switches used.
2153 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
2154 (enum rs6000_builtins): Add unsigned varients for the builtin
2155 declarations returned by target hooks for expanding multiplies,
2156 select, and permute operations. Add VSX builtins.
2157 (enum rs6000_builtin_type_index): Add entries for VSX.
2158 (V2DI_type_node): Ditto.
2159 (V2DF_type_node): Ditto.
2160 (unsigned_V2DI_type_node): Ditto.
2161 (bool_long_type_node): Ditto.
2162 (intDI_type_internal_node): Ditto.
2163 (uintDI_type_internal_node): Ditto.
2164 (double_type_internal_node): Ditto.
2166 * config/rs6000/altivec.md (whole file): Move all expanders to
2167 vector.md from altivec.md. Rename insn matching functions to be
2169 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
2170 (altivec_vcmp*): Ditto.
2171 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
2172 (VM): New iterator for moves that includes the VSX types.
2173 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
2174 (altivec_vperm_<mode>_uns): New, for unsigned types.
2175 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
2176 (altivec_eq<mode>): Ditto.
2177 (altivec_gt<mode>): Ditto.
2178 (altivec_gtu<mode>): Ditto.
2179 (altivec_eqv4sf): Ditto.
2180 (altivec_gev4sf): Ditto.
2181 (altivec_gtv4sf): Ditto.
2182 (altivec_vcmpbfp_p): Ditto.
2184 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
2186 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
2189 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.c (output_387_ffreep): Rewrite to use
2193 ASM_SHORT instead of .word.
2194 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
2195 instead of .word in asm template.
2197 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
2200 * ira-lives.c (bb_has_abnormal_call_pred): New function.
2201 (process_bb_node_lives): Use it.
2203 * ira.c (setup_cover_and_important_classes): Don't setup
2204 ira_important_class_nums. Add cover classes to the end of
2206 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
2208 (find_reg_class_closure): Use reorder_important_classes.
2210 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
2212 * config/i386/i386.c (i386_ira_cover_classes): New function.
2213 (TARGET_IRA_COVER_CLASSES): Redefine.
2215 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
2216 importance of order of cover classes in the array.
2218 2009-07-22 Diego Novillo <dnovillo@google.com>
2220 * tree-pass.h (TDF_EH): Define.
2221 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
2222 contains TDF_EH, print the EH region number holding GS.
2223 * tree-dump.c (dump_options): Add "eh".
2224 * doc/invoke.texi: Document it.
2226 2009-07-22 Doug Kwan <dougkwan@google.com>
2228 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2230 2009-07-22 Michael Matz <matz@suse.de>
2232 PR tree-optimization/35229
2233 PR tree-optimization/39300
2235 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
2236 (inhibit_phi_insertion): New function.
2237 (insert_into_preds_of_block): Call it for REFERENCEs.
2238 (init_pre): Initialize and finalize scalar evolutions.
2239 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2241 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
2243 * config/i386/predicates.md (zero_extended_scalar_load_operand):
2244 Use CONST_VECTOR_NUNITS to determine number of elements.
2246 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
2248 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
2249 (U, W): Constraints are now deprecated and will be removed if we
2251 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
2253 ("prefetch"): Add the stcmh instruction for prefetching.
2254 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
2256 (s390_short_displacement): Return always true if compiling for
2257 machines not providing the long displacement facility.
2258 (s390_mem_constraint): Support the new constraint letter Z.
2259 (s390_check_qrst_address): New function.
2261 2009-07-21 DJ Delorie <dj@redhat.com>
2263 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
2266 2009-07-21 Jason Merrill <jason@redhat.com>
2268 * c-common.c (max_tinst_depth): Increase default to 1024.
2270 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2272 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
2273 (vec_unpacku_float_lo_v4si): Ditto.
2275 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
2278 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
2279 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
2280 (builtin_description): Add __builtin_ia32_cvtudq2ps.
2281 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2283 2009-07-21 Jakub Jelinek <jakub@redhat.com>
2285 PR tree-optimization/40813
2286 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
2289 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
2291 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
2292 with a NOP_EXPR if needed.
2294 2009-07-21 Paul Brook <paul@codesourcery.com>
2296 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
2297 Terminate debug dump with newline.
2299 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2301 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
2302 Cast "1" to unsigned HOST_WIDE_INT.
2303 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
2304 deposit length to the maximum length - lsb. Extend length if
2305 HOST_BITS_PER_WIDE_INT is 32.
2307 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2309 * cgraph.h (constant_pool_htab): New function.
2310 (constant_descriptor_tree): Move from varasm.c.
2311 * varasm.c (constant_pool_htab): New function.
2312 (constant_descriptor_tree): Move to cgraph.h.
2314 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
2316 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2318 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
2320 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
2323 2009-07-20 Xinliang David Li <davidxl@google.com>
2325 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2327 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
2329 * config/mips/mips.md (move_type): Add arith.
2330 (type): Handle arith.
2331 (zero_extendsidi2): Rename this into ...
2332 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
2333 (zero_extendsidi2): New expander.
2334 (*zero_extendsidi2_dext): New pattern.
2336 2009-07-20 Nick Clifton <nickc@redhat.com>
2338 * config.gcc (mips64-*-*): Add definition of tm_defines in order
2339 to set MIPS_ABI_DEFAULT.
2340 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2342 2009-07-20 Jakub Jelinek <jakub@redhat.com>
2344 * tree-object-size.c (addr_object_size): Handle unions with
2345 array in it as last field of structs in __bos (, 1) as __bos (, 0).
2347 PR tree-optimization/40792
2348 * tree.c (build_function_type_skip_args): Remove bogus assert.
2350 2009-07-20 Jan Hubicka <jh@suse.cz>
2351 Martin Jambor <mjambor@suse.cz>
2353 * cgraph.h (combined_args_to_skip): New field.
2354 * cgraph.c (cgraph_create_virtual_clone): Properly handle
2355 combined_args_to_skip and args_to_skip.
2356 * tree-inline.c (update_clone_info): New function.
2357 (tree_function_versioning): Call update_clone_info.
2358 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
2360 (cgraph_materialize_all_clones): More extensive dumping, working
2361 with combined_args_to_skip rather than args_to_skip.
2363 2009-07-20 Ira Rosen <irar@il.ibm.com>
2365 * tree-vectorizer.h (vectorizable_condition): Add parameters.
2366 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
2367 (get_initial_def_for_reduction): Likewise.
2368 (vectorizable_reduction): Skip the check of first operand in case
2369 of COND_EXPR. Add check that it is outer loop vectorization if
2370 nested cycle was detected. Call vectorizable_condition() for
2371 COND_EXPR. If reduction epilogue cannot be created do not fail for
2372 nested cycles (if it is not double reduction). Assert that there
2373 is only one type in the loop in case of COND_EXPR. Call
2374 vectorizable_condition() to vectorize COND_EXPR.
2375 * tree-vect-stmts.c (vectorizable_condition): Update comment.
2376 Add parameters. Allow nested cycles if called from
2377 vectorizable_reduction(). Use reduction vector variable if provided.
2378 (vect_analyze_stmt): Call vectorizable_reduction() before
2379 vectorizable_condition().
2380 (vect_transform_stmt): Update call to vectorizable_condition().
2382 2009-07-20 Christian Bruel <christian.bruel@st.com>
2384 * config/sh/sh.opt (-mfmovd): Resurrect and document.
2385 * doc/invoke.texi (-mfmovd): Likewise.
2386 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2388 2009-07-20 Jan Hubicka <jh@suse.cz>
2390 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
2391 when handling SSA name.
2393 2009-07-19 Jan Hubicka <jh@suse.cz>
2395 PR tree-optimization/40676
2396 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
2397 virtual PHIs in empty BBs.
2399 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2401 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
2402 re-expanded the compound use gen_lowpart instead to convert to the
2405 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2407 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
2408 OUTER_CONST arguments.
2409 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
2410 the new wider mode will be masked off.
2411 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2413 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2415 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
2416 high-order bits are zero.
2418 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
2420 * combine.c (simplify_shift_const_1): Split code to determine
2422 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
2423 new bits shifted in are identical to the old sign bit.
2425 2009-07-18 Richard Guenther <rguenther@suse.de>
2428 * gimplify.c (gimplify_call_expr): Reject code using results from
2429 functions returning void.
2431 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2433 * doc/md.texi: Document the new PowerPC "es" constraint.
2434 Document that "m" can include automodified addresses on this target,
2435 and explain how %U must be used. Extend the "Q" and "Z" documentation
2436 to suggest "es" as well as "m".
2437 * config/rs6000/constraints.md (es): New memory constraint.
2438 (Q, Z): Update strings to match new documentation.
2440 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
2442 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
2443 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
2444 * config/rs6000/predicates.md (volatile_mem_operand): Use
2445 offsettable_nonstrict_memref_p.
2446 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
2447 (*floatunssidf2_internal): Likewise.
2448 (*fix_truncdfsi2_internal): Likewise.
2449 (*fix_trunctfsi2_internal): Likewise.
2451 2009-07-17 Anatoly Sokolov <aesok@post.ru>
2453 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
2455 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2457 2009-07-17 Richard Guenther <rguenther@suse.de>
2460 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
2461 (pass_warn_unused_result): Likewise.
2462 (TODO_set_props): Remove.
2463 * omp-low.c (diagnose_omp_structured_block_errors): Change to
2465 (pass_diagnose_omp_blocks): Define.
2466 * c-decl.c (pop_file_scope): Do not finalize the CU here.
2467 (c_gimple_diagnostics_recursively): Remove.
2468 (finish_function): Do not call it.
2469 (c_write_global_declarations): Continue after errors.
2470 Finalize the CU here.
2471 * c-gimplify.c (c_genericize): Do not gimplify here.
2472 * c-common.c (c_warn_unused_result): Move ...
2473 * tree-cfg.c (do_warn_unused_result): ... here.
2474 (run_warn_unused_result): New function.
2475 (gate_warn_unused_result): New function.
2476 (pass_warn_unused_result): New pass.
2477 * c-common.h (c_warn_unused_result): Remove.
2478 * flags.h (flag_warn_unused_result): Declare.
2479 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
2480 * opts.c (flag_warn_unused_result): Initialize to false.
2481 * toplev.c (compile_file): Add comment.
2482 * omp-low.c (create_omp_child_function): Do not register
2483 the function with the frontend.
2484 (diagnose_omp_structured_block_errors): Prepare to be
2485 called as optimization pass.
2486 (gate_diagnose_omp_blocks): New function.
2487 (pass_diagnose_omp_blocks): New pass.
2488 * cgraph.h (cgraph_optimize): Remove.
2489 (cgraph_analyze_function): Likewise.
2490 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
2491 * cgraphunit.c (cgraph_lower_function): Lower nested functions
2492 before their parents here.
2493 (cgraph_finalize_function): Not here.
2494 (cgraph_analyze_function): Gimplify functions here.
2495 (cgraph_finalize_compilation_unit): Continue after errors.
2496 Optimize the callgraph from here.
2497 (cgraph_optimize): Make static.
2498 * langhooks.c (write_global_declarations): Finalize the CU.
2499 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
2500 (gimplify_function_tree): Assert we gimplify only once.
2501 Set PROP_gimple_any property.
2502 * tree-nested.c (gimplify_all_functions): New function.
2503 (lower_nested_functions): Gimplify all nested functions.
2504 * gimple.h (diagnose_omp_structured_block_errors): Remove.
2505 * passes.c (init_optimization_passes): Add pass_warn_unused_result
2506 and pass_diagnose_omp_blocks after gimplification. Do not
2507 set TODO_set_props on all_lowering_passes.
2508 (execute_one_pass): Do not handle TODO_set_props.
2509 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
2510 (gimplify.o): Add tree-pass.h dependency.
2511 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
2512 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
2513 (unsave_r): Likewise.
2514 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
2517 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
2519 * doc/service.texi (Service): Restore previously removed link,
2520 which isn't broken after all.
2522 2009-07-17 Richard Guenther <rguenther@suse.de>
2524 PR tree-optimization/40321
2525 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
2526 PHI nodes to the maximal set.
2527 (make_values_for_phi): Add PHI arguments to the maximal set.
2528 (execute_pre): Dump PHI_GEN and the maximal set.
2530 2009-07-17 Jakub Jelinek <jakub@redhat.com>
2533 * gimplify.c (gimplify_conversion): Don't change non-conversions into
2536 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
2538 * doc/extend.texi (Nested Functions): Replace broken link with
2540 * doc/service.texi (Service): Remove broken link.
2542 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
2545 * builtins.c (expand_builtin_memcmp): Use loc instead of
2546 EXPR_LOCATION (exp).
2547 (expand_builtin_strncmp): Likewise.
2549 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
2550 Manuel López-Ibáñez <manu@gcc.gnu.org>
2553 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
2554 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
2555 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
2556 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
2557 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
2558 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
2559 tree-inline.c, c-common.c, c-common.h, gimple.c,
2560 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
2561 convert.c: Add location argument to fold_{unary,binary,ternary},
2562 fold_build[123], build_call_expr, build_size_arg,
2563 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
2564 fold_build1_initializer, fold_build2_initializer,
2565 fold_build3_initializer, fold_build_call_array,
2566 fold_build_call_array_initializer, fold_single_bit_test,
2567 omit_one_operand, omit_two_operands, invert_truthvalue,
2568 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
2569 combine_comparisons, fold_builtin_*, fold_call_expr,
2570 build_range_check, maybe_fold_offset_to_address, round_up,
2573 2009-07-16 Jason Merrill <jason@redhat.com>
2576 * c-common.c (c_common_reswords): Add __is_standard_layout
2578 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
2579 * doc/implement-cxx.texi: New.
2580 * doc/gcc.texi: Include it.
2582 2009-07-16 DJ Delorie <dj@redhat.com>
2584 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
2585 compares that may be indirectly affected by previous instructions.
2587 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2589 * builtins.c (do_mpc_arg2): New.
2590 (fold_builtin_2): Fold builtin cpow.
2591 * real.h (HAVE_mpc_pow): New.
2593 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
2595 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
2596 comparison to skip unprofitable schedule
2598 2009-07-16 Simon Baldwin <simonb@google.com>
2600 * gcc.c (option_map): New flag -no-canonical-prefixes.
2601 * (display_help): Print help text for new flag.
2602 * (process_command): Move options translation and language specifics
2603 and handle new flag early. Use it to set a function pointer to a
2604 prefix builder. Replace make_relative_prefix calls with calls to
2605 the function pointed to. Ignore new flag in regular options handling.
2606 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2608 2009-07-15 DJ Delorie <dj@redhat.com>
2610 * config/mep/mep.md (sibcall_internal): Change register to avoid
2612 (sibcall_value_internal): Likewise.
2614 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
2616 PR rtl-optimization/40710
2617 * resource.c (mark_target_live_regs): Reset DF problem to LR.
2619 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
2621 * config/mips/mips.md (*extenddi_truncate<mode>,
2622 *extendsi_truncate<mode>): Change type attribute to move_type
2623 with shift_shift. Split out code handling exts from here ...
2624 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
2626 (*extendhi_truncateqi): Change type attribute to move_type with
2627 shift_shift. Split out code handling exts from here ...
2628 (*extendhi_truncateqi_exts): ... to this new pattern.
2630 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
2632 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
2633 instead of "and" with inverted sign bit mask value. Use
2634 "nonimmediate_operand" for operand 1 and operand 2 predicate.
2635 Allocate registers only for operand 4 and operand 5.
2637 2009-07-15 Jakub Jelinek <jakub@redhat.com>
2640 * fold-const.c (fold_cond_expr_with_comparison): When folding
2641 < and <= to MIN, make sure the MIN uses the same type as the
2642 comparison's operands.
2644 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
2646 * arm.md (ior_xor): New code iterator.
2647 (split for ior/xor with shift and zero-extend): New split pattern.
2648 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
2650 2009-07-15 Richard Guenther <rguenther@suse.de>
2652 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
2655 2009-07-15 Richard Guenther <rguenther@suse.de>
2658 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2660 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2662 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
2663 handle 2.6.30 kernel.
2665 2009-07-15 DJ Delorie <dj@redhat.com>
2667 * config/mep/mep.md (sibcall_internal): Change register to allow
2668 for 24-bit addresses.
2669 (sibcall_value_internal): Likewise.
2671 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
2673 * doc/invoke.texi: Added descriptions of the scheduling heuristics
2674 that are enabled/disabled by the flags introduced by a previous patch.
2676 2009-07-14 DJ Delorie <dj@redhat.com>
2678 * config/mep/mep.md (sibcall_internal): Include non-toggling
2680 (sibcall_value_internal): Likewise.
2682 2009-07-14 Taras Glek <tglek@mozilla.com>
2683 Rafael Espindola <espindola@google.com>
2685 * doc/sourcebuild.texi: Document install-plugin target.
2686 * configure.ac: Added install-plugin target to language makefiles.
2687 * configure: Regenerate.
2688 * Makefile.in: (install-plugin): Install more headers,
2689 depend on lang.install-plugin.
2691 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
2693 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
2696 2009-07-14 DJ Delorie <dj@redhat.com>
2698 * config/mep/mep.c (mep_vliw_jmp_match): New function.
2699 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
2700 * config/mep/mep.md (sibcall_internal): Change test from
2701 mep_vliw_mode_match to mep_vliw_jmp_match.
2702 (sibcall_value_internal): Likewise.
2704 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
2706 * config/i386/sse.md (copysign<mode>3): New expander.
2707 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
2708 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
2709 Use ix86_build_const_vector.
2710 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
2711 IX86_BUILTIN_CPYSGNPD.
2712 (builtin_description): Add __builtin_ia32_copysignps and
2713 __builtin_ia32_copysignpd.
2714 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
2715 and BUILT_IN_COPYSIGNF.
2717 2009-07-13 Jason Merrill <jason@redhat.com>
2719 * builtins.c (can_trust_pointer_alignment): New fn.
2720 (get_pointer_alignment): Factor it out from here.
2721 * tree.h: Declare it.
2723 2009-07-14 David Edelsohn <edelsohn@gnu.org>
2725 * config/rs6000/predicates.md (offsettable_mem_operand): Test
2728 2009-07-14 Dodji Seketeli <dodji@redhat.com>
2732 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
2734 2009-07-14 Richard Guenther <rguenther@suse.de>
2735 Andrey Belevantsev <abel@ispras.ru>
2738 * cfgexpand.c (partition_stack_vars): Do not bother to update
2739 alias information when not optimizing.
2741 2009-07-14 Richard Guenther <rguenther@suse.de>
2742 Andrey Belevantsev <abel@ispras.ru>
2744 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
2745 (pt_solution_set): Likewise.
2746 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
2747 * tree-ssa-structalias.c (pt_solution_set): New function.
2748 * final.c (rest_of_clean_state): Free SSA data structures.
2749 * print-rtl.c (print_decl_name): Remove.
2750 (print_mem_expr): Implement in terms of print_generic_expr.
2751 * alias.c (ao_ref_from_mem): New function.
2752 (rtx_refs_may_alias_p): Likewise.
2753 (true_dependence): Query alias-export info.
2754 (canon_true_dependence): Likewise.
2755 (write_dependence_p): Likewise.
2756 * tree-dfa.c (get_ref_base_and_extent): For void types leave
2758 * emit-rtl.c (component_ref_for_mem_expr): Remove.
2759 (mem_expr_equal_p): Use operand_equal_p.
2760 (set_mem_attributes_minus_bitpos): Do not use
2761 component_ref_for_mem_expr.
2762 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
2763 (update_alias_info_with_stack_vars): Likewise.
2764 (partition_stack_vars): Call update_alias_info_with_stack_vars.
2765 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
2766 explicitly nor clear stmt operands.
2767 Free the decl-to-pointer map.
2768 * tree-optimize.c (execute_free_datastructures): Do not free
2769 SSA data structures here.
2770 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
2771 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
2772 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
2774 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2776 2009-07-13 DJ Delorie <dj@redhat.com>
2778 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
2779 unrolling at the right iteration count.
2781 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
2784 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
2786 * haifa-sched.c (rank_for_schedule): Introduced flags to
2787 enable/disable individual scheduling heuristics.
2788 * common.opt: Introduced flags to enable/disable individual
2789 heuristics in the scheduler.
2790 * doc/invoke.texi: Introduced flags to enable/disable individual
2791 heuristics in the scheduler.
2793 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
2795 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
2796 config/i386/mingw-tls.c.
2797 * config/i386/mingw-tls.c: Removed.
2799 2009-07-13 Ira Rosen <irar@il.ibm.com>
2801 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
2802 checks access only relevant statements.
2803 (vectorizable_reduction): Likewise.
2805 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
2807 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
2808 just for 32-bit case.
2810 2009-07-12 Jan Hubicka <jh@suse.cz>
2812 PR tree-optimization/40585
2813 * except.c (expand_resx_expr): When there already is resume
2814 instruction, produce linked list.
2815 (build_post_landing_pads): Assert that resume is empty.
2816 (connect_post_landing_pads): Handle resume lists.
2817 (dump_eh_tree): Dump resume list.
2819 2009-07-12 Ira Rosen <irar@il.ibm.com>
2821 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
2822 with additional argument.
2823 * tree-vectorizer.h (enum vect_def_type): Add
2824 vect_double_reduction_def.
2825 (vect_is_simple_reduction): Add argument.
2826 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
2828 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
2829 vect_is_simple_reduction with additional argument.
2830 (vect_analyze_loop_operations): Handle exit phi nodes in case of
2832 (reduction_code_for_scalar_code): Handle additional codes by
2833 returning ERROR_MARK for them. Fix comment and indentation.
2834 (vect_is_simple_reduction): Fix comment, add argument to specify
2835 double reduction. Detect double reduction.
2836 (get_initial_def_for_induction): Fix indentation.
2837 (get_initial_def_for_reduction): Fix comment and indentation.
2838 Handle double reduction. Create initial definitions that do not
2839 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
2840 (vect_create_epilog_for_reduction): Fix comment, add argument to
2841 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
2842 epilogue result extraction. Create double reduction phi node and
2843 replace relevant uses.
2844 (vectorizable_reduction): Call vect_is_simple_reduction with
2845 additional argument. Fix indentation. Update epilogue code treatment
2846 according to the changes in reduction_code_for_scalar_code. Check
2847 for double reduction. Call vect_create_epilog_for_reduction with
2848 additional argument.
2849 * tree-vect-stmts.c (process_use): Handle double reduction, update
2851 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
2852 (vect_get_vec_def_for_operand): Likewise.
2854 2009-07-12 Danny Smith <dansmister@gmail.com>
2856 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
2857 dllexport if !TREE_PUBLIC.
2858 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2860 2009-07-11 Anatoly Sokolov <aesok@post.ru>
2862 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
2863 (avr_extra_arch_macro) Remove declatation.
2864 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
2865 (avr_extra_arch_macro) Declare as static.
2866 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2868 2009-07-11 Jan Hubicka <jh@suse.cz>
2871 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2873 2009-07-11 Jakub Jelinek <jakub@redhat.com>
2876 * dwarf2out.c (dw_fde_struct): Add in_std_section and
2877 cold_in_std_section bits.
2878 (dwarf2out_begin_prologue): Initialize them.
2879 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
2880 if already covered by text_section or cold_text_section range.
2882 PR rtl-optimization/40667
2883 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
2884 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
2885 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
2886 * config/i386/i386.c (ix86_minimum_alignment): New function.
2887 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
2888 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
2889 * emit-rtl.c (gen_reg_rtx): Likewise.
2890 * function.c (assign_parms): Likewise. If nominal_type needs
2891 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
2892 rather than passed_type's alignment.
2895 * function.c (assign_parm_setup_stack): Adjust
2896 MEM_OFFSET (data->stack_parm) if promoted_mode is different
2897 from nominal_mode on big endian.
2899 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
2901 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2903 2009-07-10 DJ Delorie <dj@redhat.com>
2905 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2907 2009-07-10 Mark Mitchell <mark@codesourcery.com>
2909 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
2911 (thumb2_cbnz): Likewise.
2913 2009-07-10 David Daney <ddaney@caviumnetworks.com>
2916 * config.gcc (supported_defaults): Add synci.
2917 (with_synci): Add validation.
2918 (all_defaults): Add synci.
2919 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
2922 * config/mips/mips.opt (msynci): New option.
2923 * config/mips/mips.c (mips_override_options): Warn on use of
2924 -msynci for targets that do now support it.
2925 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
2927 * gcc/doc/invoke.texi (-msynci): Document the new option.
2928 * doc/install.texi (--with-synci): Document the new option.
2930 2009-07-10 Richard Guenther <rguenther@suse.de>
2932 PR tree-optimization/40496
2933 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
2934 the PHI result with a compatible type.
2936 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2940 * c.opt (Wunused-result): New.
2941 * doc/invoke.texi: Document it.
2942 * c-common.c (c_warn_unused_result): Use it.
2944 2009-07-09 DJ Delorie <dj@redhat.com>
2946 * targhooks.c (default_target_can_inline_p): Rename from
2947 default_target_option_can_inline_p.
2948 * targhooks.h (default_target_can_inline_p): Likewise.
2949 * target-def.h (TARGET_CAN_INLINE_P): Rename from
2950 TARGET_OPTION_CAN_INLINE_P.
2951 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
2952 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
2953 (mep_target_can_inline_p): Rename from
2954 mep_target_option_can_inline_p.
2957 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
2958 registers used to pass vectors.
2960 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2962 2009-07-09 Tom Tromey <tromey@redhat.com>
2964 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
2965 * config/mmix/mmix.c: Include dwarf2.h.
2966 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
2967 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
2968 * config/sh/sh.c: Include dwarf2.h.
2969 * config/i386/i386.c: Include dwarf2.h.
2970 * Makefile.in (DWARF2_H): Remove 'elf'.
2971 * except.c: Include dwarf2.h.
2972 * unwind-dw2.c: Include dwarf2.h.
2973 * dwarf2out.c: Include dwarf2.h.
2974 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
2975 * unwind-dw2-fde.c: Include dwarf2.h.
2976 * dwarf2asm.c: Include dwarf2.h.
2978 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2980 * haifa-sched.c (insn_finishes_cycle_p): New static function.
2981 (max_issue): Use it.
2982 * sched-int.h (struct sched_info: insn_finishes_block_p): New
2984 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
2985 (region_sched_info): Update.
2986 * sched-ebb.c (ebb_sched_info): Update.
2987 * modulo-sched.c (sms_sched_info): Update.
2988 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2990 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2992 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
2994 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
2996 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2998 2009-07-09 Jakub Jelinek <jakub@redhat.com>
3001 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
3002 arg1 with arg01 if arg1 is already INTEGER_CST.
3004 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3006 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
3007 Transform (and (truncate)) into (truncate (and)).
3009 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
3011 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
3012 creating LHS paradoxical subregs. Fix surrounding returns to
3013 use NULL_RTX rather than 0.
3015 2009-07-08 DJ Delorie <dj@redhat.com>
3017 * config/mep/mep.c: (mep_option_can_inline_p): New.
3018 (TARGET_OPTION_CAN_INLINE_P): Define.
3020 2009-07-08 Mark Wielaard <mjw@redhat.com>
3023 * dwarf2out.c (add_data_member_location_attribute): When we have
3024 only a constant offset don't emit a new location description using
3025 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
3028 2009-07-08 Richard Henderson <rth@redhat.com>
3031 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
3032 (enum reg_class): Add CLOBBERED_REGS.
3033 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3034 * config/i386/i386.c (ix86_conditional_register_usage): Moved
3035 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
3036 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
3037 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
3038 force 64-bit sibcalls into R11.
3039 * config/i386/constraints.md (U): New constraint.
3040 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
3041 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
3042 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
3044 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
3046 * basic-block.h (dump_regset, debug_regset): Remove duplicate
3048 * c-objc-common.h (c_initialize_diagnostics): Ditto.
3049 * ebitmap.h (dump_ebitmap): Ditto.
3050 * optabs.h (optab_libfunc): Ditto.
3051 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
3052 * tree-flow.h (vect_can_force_dr_alignment_p,
3053 get_vectype_for_scalar_type): Ditto.
3054 (vectorize_loops): Move prototype to ...
3055 * tree-vectorizer.h: ... here. Also, adjust comment.
3056 (vect_set_verbosity_level): Remove duplicate prototype.
3057 * tree-ssa-loop.c: Include tree-vectorizer.h.
3058 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
3060 2009-07-08 Nick Clifton <nickc@redhat.com>
3062 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
3065 2009-07-08 DJ Delorie <dj@redhat.com>
3067 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
3068 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
3069 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
3071 * config/mep/intrinsics.md: Regenerated.
3072 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
3073 registers when asm() or calls are detected.
3075 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
3078 * gimplify.c (gimplify_expr): Propagate no_warning flag when
3080 * gimple (gimple_build_call_from_tree): Likewise.
3081 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
3082 no_warning flag before warning.
3084 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3086 * tree.c (set_expr_locus): Remove.
3087 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
3088 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
3090 * gimplify.c (internal_get_tmp_var): Likewise.
3091 (gimplify_call_expr): Likewise.
3092 (gimplify_one_sizepos): Likewise.
3094 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
3097 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
3098 to variables for debugging purposes.
3100 2009-06-23 Mark Loeser <mark@halcy0n.com>
3103 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
3105 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3107 * pretty-print.c (pp_base_format): Remove %J.
3108 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3109 gcc_cxxdiag_char_table): Likewise.
3110 (init_dynamic_diag_info): Likewise.
3112 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3114 * pretty-print.c (pp_base_format): Remove %H.
3115 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3116 gcc_cxxdiag_char_table): Likewise.
3117 (init_dynamic_diag_info): Likewise.
3118 * config/mep/mep.c (mep_select_section): Likewise.
3120 2009-07-07 Duncan Sands <baldrick@free.fr>
3122 * final.c (pass_clean_state): Give the pass a name.
3123 * passes.c (pass_rest_of_compilation): Likewise.
3124 * tree-optimize.c (pass_all_optimizations): Likewise.
3126 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
3128 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
3129 an extra 'decl' for error_at.
3131 2009-07-07 Jakub Jelinek <jakub@redhat.com>
3134 * tree-tailcall.c (adjust_return_value_with_ops,
3135 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
3136 if it has complex or vector type.
3138 2009-07-07 Olivier Hainque <hainque@adacore.com>
3140 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
3143 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
3145 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
3147 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3149 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
3150 * c-decl.c: Likewise.
3151 * function.c: Likewise.
3152 * varasm.c: Likewise.
3153 * tree-ssa.c: Likewise.
3154 * c-common.c: Likewise.
3155 * tree-cfg.c: Likewise.
3156 * config/spu/spu.c: Likewise.
3157 * config/ia64/ia64.c: Likewise.
3158 * config/v850/v850.c: Likewise.
3160 2009-07-06 DJ Delorie <dj@redhat.com>
3162 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
3163 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
3164 unspecified accesses to control registers.
3165 * config/mep/intrinsics.md: Regenerate.
3166 * config/mep/intrinsics.h: Regenerate.
3167 * config/mep/mep-intrin.h: Regenerate.
3169 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
3171 * c-lex.c: Replace %H by an explicit location. Update all calls.
3172 * c-common.c: Likewise.
3173 * c-decl.c: Likewise.
3174 * c-typeck.c: Likewise.
3175 * fold-const.c: Likewise.
3176 * gimplify.c: Likewise.
3178 * tree-cfg.c: Likewise.
3179 * tree-ssa-loop-niter.c: Likewise.
3180 * tree-vrp.c: Likewise.
3181 * value-prof.c: Likewise.
3183 2009-07-06 Diego Novillo <dnovillo@google.com>
3185 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
3186 if it has one. Handle cases where VAR does not have an
3187 annotation or cfun is NULL.
3189 2009-07-06 Diego Novillo <dnovillo@google.com>
3191 * tree.c: Include debug.h.
3192 (initialize_tree_contains_struct): New.
3193 (init_ttree): Call it.
3194 (tree_node_structure_for_code): Factor out of ...
3195 (tree_node_structure): ... here.
3196 * treestruct.def (TS_PHI_NODE): Remove.
3197 (TS_GIMPLE_STATEMENT): Remove.
3199 2009-07-06 Diego Novillo <dnovillo@google.com>
3201 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
3202 (debug_tree_chain): Handle cycles.
3204 2009-07-06 Nick Clifton <nickc@redhat.com>
3205 DJ Delorie <dj@redhat.com>
3207 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3208 __FMOVD_ENABLED__ is defined.
3210 (TARGET_FMOVD): Provide a default definition.
3211 (MASK_FMOVD): Likewise.
3212 (TARGET_CPU_CPP_BUILTINS): Define
3213 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3214 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3215 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
3216 (split for DF load from memory into register): Also handle
3217 MEMs which consist of REG+DISP addressing.
3218 (split for DF store from register to memory): Likewise.
3219 (movsf_ie): Always use single fp_mode.
3220 * config/sh/sh.c (sh_override_options): Do not automatically
3221 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3222 that to the -mfmovd command line switch.
3223 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
3224 (fldi_ok): Always allow.
3225 * config/sh/sh.opt (mfmovd): Remove this switch.
3226 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3228 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
3229 Kaz Kojima <kkojima@gcc.gnu.org>
3231 PR rtl-optimization/30807
3232 * postreload.c (reload_combine): For every new use of REG_SUM,
3233 record the use of BASE.
3235 2009-07-06 Jan Hubicka <jh@suse.cz>
3237 * params.def: Revert my accidental commit at 2009-06-30.
3239 2009-07-04 Ian Lance Taylor <iant@google.com>
3242 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
3244 (mingw_format_attribute_overrides): Likewise.
3246 2009-07-04 Jakub Jelinek <jakub@redhat.com>
3249 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
3250 don't check cfa.reg. Instead of cfa.indirect use
3251 fde && fde->drap_reg != INVALID_REGNUM test.
3253 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
3255 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
3257 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
3260 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
3262 2009-07-03 Richard Guenther <rguenther@suse.de>
3264 PR tree-optimization/40640
3265 * tree-switch-conversion.c (build_arrays): Perform arithmetic
3268 2009-07-03 Jan Hubicka <jh@suse.cz>
3270 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
3271 for size, reduce amount of inlining.
3273 2009-07-03 Richard Guenther <rguenther@suse.de>
3276 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
3277 if t +- x is known to not overflow and the conversion widens the
3279 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
3281 2009-07-03 Jan Hubicka <jh@suse.cz>
3283 * ipa-pure-const.c (analyze): Update loop optimizer init.
3284 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
3285 try_remove_empty_loop, remove_empty_loops): Remove.
3286 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
3287 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
3288 to mark regular loops as neccesary.
3289 (degenerate_phi_p): New function.
3290 (propagate_necessity, remove_dead_phis): Use it.
3291 (forward_edge_to_pdom): Likewise.
3292 (eliminate_unnecessary_stmts): Take care to remove uses of results of
3293 virtual PHI nodes that became unreachable.
3294 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
3295 * tree-flow.h (remove_empty_loops): Remove.
3296 * passes.c (init_optimization_passes): Remove.
3298 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
3300 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
3301 can_create_pseudo_p.
3302 (*fix_trunc<mode>_i387_1): Ditto.
3303 (*floathi<mode>2_1): Ditto.
3304 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
3305 (*fistdi2_1): Ditto.
3306 (*fist<mode>2_1): Ditto.
3307 (frndintxf2_floor): Ditto.
3308 (*fist<mode>2_floor_1): Ditto.
3309 (frndintxf2_ceil): Ditto.
3310 (*fist<mode>2_ceil_1): Ditto.
3311 (frndintxf2_trunc): Ditto.
3312 (frndintxf2_mask_pm): Ditto.
3313 (fxam<mode>2_i387_with_temp): Ditto.
3314 * config/i386/sse.md (mulv16qi3): Ditto.
3315 (*sse2_mulv4si3): Ditto.
3317 (sse4_2_pcmpestr): Ditto.
3318 (sse4_2_pcmpistr): Ditto.
3320 2009-07-03 Jan Hubicka <jh@suse.cz>
3322 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
3323 (mark_stmt_necessary): Set it.
3324 (mark_operand_necessary): Set it.
3325 (mark_control_dependent_edges_necessary): Set it.
3326 (mark_virtual_phi_result_for_renaming): New function.
3327 (get_live_post_dom): New function.
3328 (forward_edge_to_pdom): New function.
3329 (remove_dead_stmt): Fix handling of control dependences.
3330 (tree_dce_init): Init new bitmap.
3331 (tree_dce_done): Free it.
3333 2009-07-02 Richard Guenther <rguenther@suse.de>
3336 * tree-ssa-structalias.c (new_var_info): Initialize
3339 2009-07-02 Jan Hubicka <jh@suse.cz>
3341 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
3344 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
3346 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
3347 instead of recomputing it. Adjust calls.
3348 (emit_store_flag): Adjust recursive calls.
3350 2009-07-02 Richard Guenther <rguenther@suse.de>
3352 * tree-ssa-live.c (remove_unused_locals): Do not remove
3354 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
3355 of DECL_EXTERNAL for HEAP variables.
3356 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
3357 HEAP variables. Do not adjust RESTRICT vars.
3358 (find_what_var_points_to): Nobody cares if something
3361 2009-07-02 Ben Elliston <bje@au.ibm.com>
3363 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
3364 pc_low and pc_high declarations to the top of the function.
3366 2009-07-01 DJ Delorie <dj@redhat.com>
3368 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
3370 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
3371 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
3372 unspecified accesses to control registers.
3373 * config/mep/intrinsics.md: Regenerate.
3374 * config/mep/intrinsics.h: Regenerate.
3375 * config/mep/mep-intrin.h: Regenerate.
3377 2009-07-01 Anthony Green <green@moxielogic.com>
3379 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
3380 instruction when possible.
3381 (moxie_expand_prologue): Ditto. Also, save an instruction and
3382 some complexity by popping off of $r12 instead of $sp.
3383 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
3386 2009-07-01 Richard Henderson <rth@redhat.com>
3389 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
3390 contained no insns, reposition note before last insn.
3392 2009-07-01 Richard Henderson <rth@redhat.com>
3395 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
3396 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
3398 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
3401 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
3402 darwin9 for printing reg addresses with %y.
3404 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3406 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
3407 truncation from operands in binary operations.
3409 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
3412 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
3413 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
3414 subreg of op0 to the original op0.
3416 * expmed.c (store_bit_field_1): Use a temporary as the destination
3417 instead of a paradoxical subreg when we need to truncate the result.
3419 2009-07-01 DJ Delorie <dj@redhat.com>
3421 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
3422 names to VLIW variants.
3423 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
3424 * config/mep/intrinsics.md: Regenerate.
3425 * config/mep/intrinsics.h: Regenerate.
3426 * config/mep/mep-intrin.h: Regenerate.
3428 2009-07-01 Jakub Jelinek <jakub@redhat.com>
3431 * jump.c (returnjump_p): Revert last patch.
3432 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
3434 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3437 * pa.md (casesi32p): Use jump table label to determine the offset
3439 (casesi64p): Likewise.
3441 * pa.c (forward_branch_p): Return bool type. Use instruction
3442 addresses when available. Assert that INSN has a jump label.
3443 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
3446 2009-07-01 Richard Guenther <rguenther@suse.de>
3448 PR tree-optimization/19831
3449 * tree-ssa-dce.c (propagate_necessity): Calls to functions
3450 that only act as barriers do not make any previous stores necessary.
3451 * tree-ssa-structalias.c (handle_lhs_call): Delay making
3452 HEAP variables global, do not add a constraint from nonlocal.
3453 (find_func_aliases): Handle escapes through return statements.
3454 (compute_points_to_sets): Make escaped HEAP variables global.
3456 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3459 * expmed.c (emit_store_flag): Perform a conversion if necessary,
3460 after reducing a DImode cstore to SImode.
3462 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
3464 * expr.c (expand_expr_real_1): Reinstate fallthrough to
3465 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
3467 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
3469 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
3470 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
3472 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
3473 and umod_optab if TARGET_BSD_DIVMOD.
3474 * config/vax/lib1funcs.asm: New file.
3475 * config/vax/t-linux: New file.
3476 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
3478 2009-06-30 Jakub Jelinek <jakub@redhat.com>
3481 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
3482 to type arguments that have void type.
3485 * dwarf2out.c (gen_formal_parameter_die): Call
3486 equate_decl_number_to_die if node is different from origin.
3488 2009-06-30 Anthony Green <green@moxielogic.com>
3490 Clean up moxie port for --enable-build-with-cxx.
3491 * config/moxie/moxie.c (moxie_function_value): First two
3492 parameters are const_tree, not tree.
3493 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
3494 (REG_CLASS_NAMES): Ditto.
3495 (REGNO_REG_CLASS): Ditto.
3496 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
3497 (moxie_function_value): Fix constyness of arguments.
3499 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
3501 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
3502 finalize_size_functions before further processing.
3503 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
3504 (variable_size): Call self_referential_size on size expressions
3505 that contain a PLACEHOLDER_EXPR.
3506 (size_functions): New static variable.
3507 (copy_self_referential_tree_r): New static function.
3508 (self_referential_size): Likewise.
3509 (finalize_size_functions): New global function.
3510 * tree.c: Include tree-inline.h.
3511 (push_without_duplicates): New static function.
3512 (find_placeholder_in_expr): New global function.
3513 (substitute_in_expr) <tcc_declaration>: Return the replacement object
3515 <tcc_expression>: Likewise.
3516 <tcc_vl_exp>: If the replacement object is a constant, try to inline
3517 the call in the expression.
3518 * tree.h (finalize_size_functions): Declare.
3519 (find_placeholder_in_expr): Likewise.
3520 (FIND_PLACEHOLDER_IN_EXPR): New macro.
3521 (substitute_placeholder_in_expr): Update comment.
3522 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
3524 (copy_tree_body_r): Likewise.
3525 (copy_tree_body): New static function.
3526 (maybe_inline_call_in_expr): New global function.
3527 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
3528 (maybe_inline_call_in_expr): Declare.
3529 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
3530 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
3533 2009-06-30 Richard Guenther <rguenther@suse.de>
3535 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
3537 (propagate_necessity): Do not mark reaching defs of stores
3540 2009-06-30 Jan Hubicka <jh@suse.cz>
3542 * cfgloopanal.c (check_irred): Move into ...
3543 (mark_irreducible_loops): ... here; return true if ireducible
3545 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
3546 (analyze_function): Try to prove loop finiteness.
3547 * cfgloop.h (mark_irreducible_loops): Update prototype.
3548 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
3550 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
3552 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
3554 2009-06-30 Ira Rosen <irar@il.ibm.com>
3556 PR tree-optimization/40542
3557 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
3560 2009-06-30 Martin Jambor <mjambor@suse.cz>
3562 PR tree-optimization/40582
3563 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
3564 than useless_type_conversion_p.
3565 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
3568 2009-06-30 Martin Jambor <mjambor@suse.cz>
3571 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
3573 2009-06-30 Richard Guenther <rguenther@suse.de>
3575 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
3576 use ao_ref references.
3577 (walk_aliased_vdefs): Likewise.
3578 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
3579 * tree-ssa-dce.c (struct ref_data): Remove.
3580 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
3581 (mark_aliased_reaching_defs_necessary): Adjust.
3582 (mark_all_reaching_defs_necessary_1): Likewise.
3584 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
3587 * expmed.c (emit_cstore): New name of emit_store_flag_1.
3588 (emit_store_flag_1): Extract from emit_store_flag, adjust
3589 calls to (what now is) emit_cstore.
3590 (emit_store_flag): Call emit_store_flag_1 and also use it
3591 for what used to be recursive calls.
3593 2009-06-30 Wei Guozhi <carrot@google.com>
3596 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
3597 if the target bb post dominates from bb.
3598 * config/i386/i386.c (memory_address_length): Check existence of base
3599 register before using it.
3601 2009-06-30 Nick Clifton <nickc@redhat.com>
3602 DJ Delorie <dj@redhat.com>
3604 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
3605 __FMOVD_ENABLED__ is defined.
3607 (TARGET_FMOVD): Provide a default definition.
3608 (MASK_FMOVD): Likewise.
3609 (TARGET_CPU_CPP_BUILTINS): Define
3610 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
3611 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
3612 two fmov instructions depending upon whether TARGET_FMOVD is
3614 (split for DF load from memory into register): Also handle
3615 MEMs which consist of REG+DISP addressing.
3616 (split for DF store from register to memory): Likewise.
3617 * config/sh/sh.opt (mfmovd): Remove this switch.
3618 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
3619 * config/sh/sh.c (sh_override_options): Do not automatically
3620 enable TARGET_MOVD for the SH2A when supporting doubles - leave
3621 that to the -mfmovd command line switch.
3623 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
3625 (fldi_ok): Always allow.
3626 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
3628 2009-06-29 DJ Delorie <dj@redhat.com>
3630 * doc/install.texi (mep-x-elf): Correct chip's full name.
3632 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
3634 * doc/extend.texi: Fix typo.
3636 2009-06-29 Tom Tromey <tromey@redhat.com>
3639 * Makefile.in (DWARF2_H): New variable.
3641 (dwarf2out.o): Likewise.
3642 (dwarf2asm.o): Likewise.
3643 * config/i386/t-i386: Use DWARF2_H.
3644 * except.c: Include elf/dwarf2.h.
3645 * unwind-dw2.c: Include elf/dwarf2.h.
3646 * dwarf2out.c: Include elf/dwarf2.h.
3647 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
3648 <dtprel>: New field.
3649 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
3650 (size_of_loc_descr): Likewise.
3651 (output_loc_operands_raw): Likewise.
3652 (output_loc_operands): Handle new dtprel field.
3653 (loc_checksum): Update.
3654 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
3655 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
3656 * unwind-dw2-fde.c: Include elf/dwarf2.h.
3657 * dwarf2asm.c: Include elf/dwarf2.h.
3658 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
3659 * config/mmix/mmix.c: Include elf/dwarf2.h.
3660 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
3661 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
3662 * config/sh/sh.c: Include elf/dwarf2.h.
3663 * config/i386/i386.c: Include elf/dwarf2.h.
3665 2009-06-29 DJ Delorie <dj@redhat.com>
3667 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
3669 * doc/extend.texi: Add MeP attributes and pragmas.
3670 * doc/invoke.text: Add MeP Options.
3671 * doc/contrib.texi: Add MeP contribution.
3672 * doc/md.texi: Add MeP constraints.
3673 * doc/install.texi: Add MeP target.
3675 2009-06-30 Anatoly Sokolov <aesok@post.ru>
3677 * target.h (struct gcc_target): Add frame_pointer_required field.
3678 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
3679 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
3680 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
3682 * reload1.c (update_eliminables): (Ditto.).
3683 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
3684 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
3685 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
3687 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
3689 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
3690 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3691 (arm_frame_pointer_required): New function.
3693 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
3694 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3695 (avr_frame_pointer_required_p): Declare as static.
3696 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
3698 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
3699 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3700 (bfin_frame_pointer_required): Make as static, change return type
3702 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
3704 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
3705 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3706 (cris_frame_pointer_required): New function.
3708 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
3710 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
3711 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3712 (fr30_frame_pointer_required): New function.
3714 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
3715 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3716 (frv_frame_pointer_required): Make as static, change return type
3718 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
3720 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
3721 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3722 (ix86_frame_pointer_required): Make as static, change return type to
3724 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
3726 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
3727 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3729 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
3731 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
3733 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
3735 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
3736 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3737 (mips_frame_pointer_required): Make as static.
3738 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
3740 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
3741 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3742 (mmix_frame_pointer_required): Mew function.
3744 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
3745 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3747 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
3749 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
3751 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
3753 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
3754 (CAN_ELIMINATE): Redefine.
3755 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
3756 (sparc_frame_pointer_required): New function.
3757 (sparc_can_eliminate): New function.
3758 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
3760 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
3761 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3763 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
3764 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
3765 (xtensa_frame_pointer_required): Make as static, change return type
3767 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
3770 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
3772 * doc/plugins.texi: Document PLUGIN_START_UNIT.
3773 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
3774 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
3775 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
3776 (register_callback): Handle PLUGIN_START_UNIT.
3777 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
3779 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
3781 * tree.c (process_call_operands): Propagate TREE_READONLY from the
3783 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
3784 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
3786 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
3788 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
3791 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
3793 * doc/extend.texi (Additional Floating Types): __float128 is also
3794 supported on i386 targets.
3796 2009-06-29 Richard Guenther <rguenther@suse.de>
3799 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
3801 (pt_solutions_same_restrict_base): Declare.
3802 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
3804 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
3805 (make_constraint_from, make_copy_constraint): Move earlier.
3806 (make_constraint_from_heapvar): New function.
3807 (make_constraint_from_restrict): Likewise.
3808 (handle_lhs_call): Use it.
3809 (find_func_aliases): Use it to track conversions to restrict
3811 (struct fieldoff): Add only_restrict_pointers flag.
3812 (push_fields_onto_fieldstack): Initialize it.
3813 (create_variable_info_for): Track global restrict qualified pointers.
3814 (intra_create_variable_infos): Use make_constraint_from_heapvar.
3815 Track restrict qualified pointer arguments.
3816 (set_uids_in_ptset): Use varinfo is_global_var flag.
3817 (find_what_var_points_to): Set the vars_contains_restrict flag.
3818 Always create the points-to solution for sets including restrict tags.
3819 (pt_solutions_same_restrict_base): New function.
3820 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
3821 qualified pointers use pt_solutions_same_restrict_base as
3822 additional source for disambiguation.
3824 2009-06-29 Richard Guenther <rguenther@suse.de>
3827 * alias.c (find_base_decl): Remove.
3828 (get_deref_alias_set_1): Remove restrict handling.
3829 * c-common.c (c_apply_type_quals_to_decl): Do not set
3830 DECL_POINTER_ALIAS_SET.
3831 * gimplify.c (find_single_pointer_decl_1): Remove.
3832 (find_single_pointer_decl): Likewise.
3833 (internal_get_tmp_var): Remove restrict handling.
3834 (gimple_regimplify_operands): Likewise.
3835 * omp-low.c (expand_omp_atomic_pipeline): Do not set
3836 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
3837 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
3838 * tree.c (restrict_base_for_decl): Remove.
3839 (init_ttree): Do not allocate it.
3840 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
3841 LABEL_DECL_UID for label decls.
3842 (copy_node_stat): Do not copy restrict information.
3843 (decl_restrict_base_lookup): Remove.
3844 (decl_restrict_base_insert): Likewise.
3845 (print_restrict_base_statistics): Likewise.
3846 (dump_tree_statistics): Do not call print_restrict_base_statistics.
3847 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
3848 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
3849 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
3850 (LABEL_DECL_UID): Adjust.
3851 (DECL_BASED_ON_RESTRICT_P): Remove.
3852 (DECL_GET_RESTRICT_BASE): Likewise.
3853 (SET_DECL_RESTRICT_BASE): Likewise.
3854 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
3856 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
3857 instead of DECL_POINTER_ALIAS_SET.
3858 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3859 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
3860 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
3862 2009-06-29 Richard Guenther <rguenther@suse.de>
3864 PR tree-optimization/40579
3865 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
3866 the IL to simplify has constants that overflowed.
3868 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
3870 PR tree-optimization/40550
3871 * tree-vect-generic.c (expand_vector_operations_1): Compute in
3872 vector_compute_type only when the size of vector_compute_type is
3873 less than the size of type.
3875 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
3877 * fold-const.c (contains_label_1): Fix comments.
3878 (contains_label_p): Do not walk trees multiple time.
3880 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3882 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
3883 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
3884 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
3885 ix86_fp_comparison_operator.
3886 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
3887 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
3888 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
3889 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
3890 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
3891 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
3892 (related splits): Change predicate to ix86_fp_comparison_operator.
3893 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
3894 instead of ix86_fp_comparison_codes.
3895 (ix86_trivial_fp_comparison_operator,
3896 ix86_fp_comparison_operator): New.
3897 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
3898 (ix86_expand_compare): Eliminate last two parameters.
3899 (ix86_fp_jump_nontrivial_p): Kill.
3900 * config/i386/i386.c (put_condition_code): Eliminate call to
3901 ix86_fp_comparison_codes and subsequent assertion.
3902 (ix86_fp_comparison_codes): Eliminate.
3903 (ix86_fp_swap_condition): New.
3904 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
3905 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
3906 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
3907 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
3908 and ix86_fp_swap_condition.
3909 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
3910 Use ix86_fp_comparison_strategy.
3911 (ix86_expand_compare): Likewise. Eliminate last two arguments.
3912 (ix86_fp_jump_nontrivial_p): Eliminate.
3913 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
3914 call to ix86_expand_compare.
3915 (ix86_split_fp_branch, ix86_expand_setcc,
3916 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
3917 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
3919 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3921 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
3922 related to jump_clobbers.
3923 * config/arm/arm.md (conds): Remove jump_clob case.
3924 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
3925 splits): Change comparison_operator to arm_comparison_operator.
3926 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
3929 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3931 * dojump.c (do_compare_rtx_and_jump): Try swapping the
3932 condition for floating point modes.
3933 * expmed.c (emit_store_flag_1): Move here a bigger part
3935 (emit_store_flag): Try swapping the condition for floating point
3937 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
3939 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3941 * expr.c (expand_expr_real_1): Just use do_store_flag.
3942 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
3943 emit_store_flag_force.
3944 * expmed.c (emit_store_flag_force): Copy here trick
3945 previously in expand_expr_real_1. Try reversing the comparison.
3946 (emit_store_flag_1): Work if target is NULL.
3947 (emit_store_flag): Work if target is NULL, using the result mode
3948 from the comparison. Use split_comparison, restructure final part
3949 to simplify conditionals.
3951 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
3953 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
3954 * dojump.c (do_jump): Change handling of floating-point
3955 ops to use just do_compare_and_jump.
3956 (split_comparison): New.
3957 (do_compare_rtx_and_jump): Add here logic coming previously
3958 in do_jump, using split_comparison.
3960 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
3963 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
3965 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3967 * tree-ssa-alias.c: Fix unintentional commit.
3969 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3971 * passes.c (execute_one_pass): Fix unintentional commit.
3973 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3975 * df-problems.c (df_set_seen, df_unset_seen): Delete.
3976 (df_rd_local_compute, df_md_local_compute): Inline them.
3978 (df_md_scratch): New.
3979 (df_md_alloc, df_md_free): Allocate/free it.
3980 (df_md_local_compute): Only include live registers in init.
3981 (df_md_transfer_function): Prune the in-set computed by
3982 the confluence function, and the gen-set too.
3984 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
3986 PR rtl-optimization/26854
3987 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
3988 * df-problems.c (df_rd_add_problem): Fix comment.
3989 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
3990 df_md_simulate_artificial_defs_at_top,
3991 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
3992 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
3993 df_md_transfer_function, df_md_init, df_md_confluence_0,
3994 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
3995 problem_MD, df_md_add_problem): New.
3996 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
3997 df_md_get_bb_info): New.
3998 (DF_LAST_PROBLEM_PLUS1): Adjust.
4000 * Makefile.in (fwprop.o): Include domwalk.h.
4001 * fwprop.c: Include domwalk.h.
4002 (reg_defs, reg_defs_stack): New.
4003 (bitmap_only_bit_between): Remove.
4004 (process_defs): New.
4005 (process_uses): Use reg_defs and local_md instead of
4006 bitmap_only_bit_between and local_rd.
4007 (single_def_use_enter_block): New, from build_single_def_use_links.
4008 (single_def_use_leave_block): New.
4009 (build_single_def_use_links): Remove code moved to
4010 single_def_use_enter_block, invoke domwalk.
4011 (use_killed_between): Adjust comment.
4013 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4015 * bitmap.h (bitmap_ior_and_into): New.
4016 * bitmap.c (bitmap_ior_and_into): New.
4018 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
4020 * domwalk.h (struct dom_walk_data): Remove all callbacks except
4021 before_dom_children_before_stmts and after_dom_children_after_stmts.
4022 Rename the two remaining callbacks to just before_dom_children and
4023 after_dom_children. Remove other GIMPLE statement walking bits.
4024 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
4025 * graphite.c: Do not include domwalk.h.
4026 * tree-into-ssa.c (interesting_blocks): New global.
4027 (struct mark_def_sites_global_data): Remove it and names_to_rename.
4028 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
4029 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
4030 now that they're not domwalk callbacks.
4031 (rewrite_initialize_block): Rename to...
4032 (rewrite_enter_block): ... this, place after called functions. Test
4033 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
4034 (rewrite_finalize_block): Rename to...
4035 (rewrite_leave_block): ... this, place after called functions.
4036 (rewrite_update_init_block): Rename to...
4037 (rewrite_update_enter_block): ... this, place after called functions.
4038 Test interesting_blocks, call rewrite_update_stmt and
4039 rewrite_update_phi_arguments.
4040 (rewrite_update_fini_block): Rename to...
4041 (rewrite_leave_block): ... this, place after called functions.
4042 (rewrite_blocks): Remove last argument, simplify initialization of
4044 (mark_def_sites_initialize_block): Rename to...
4045 (mark_def_sites_block): ... this, call mark_def_sites.
4046 (mark_def_sites_blocks): Remove argument, simplify initialization of
4048 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
4049 (update_ssa): Likewise.
4050 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
4052 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
4053 (dom_opt_initialize_block): Rename to...
4054 (dom_opt_enter_block): ... this, place after called functions. Walk
4055 statements here, inline propagate_to_outgoing_edges.
4056 (dom_opt_finalize_block): Rename to...
4057 (dom_opt_leave_block): ... this, place after called functions.
4058 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
4060 (dse_enter_block, dse_record_phi): New.
4061 (dse_record_phis): Delete.
4062 (dse_finalize_block): Rename to...
4063 (dse_leave_block): ... this.
4064 (tree_ssa_dse): Simplify initialization of walk_data.
4065 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
4066 Adjust initialization of walk_data.
4067 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
4068 * tree-ssa-loop-phiopt.c (get_non_trapping):
4069 Adjust initialization of walk_data.
4070 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
4071 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
4072 it's not a domwalk callback.
4073 (uncprop_initialize_block): Rename to...
4074 (dse_enter_block): ... this, call uncprop_into_successor_phis.
4075 (dse_finalize_block): Rename to...
4076 (dse_leave_block): ... this.
4077 (tree_ssa_uncprop): Simplify initialization of walk_data.
4078 * Makefile.in: Adjust dependencies.
4080 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
4082 * arm.md (casesi): Fix test for Thumb1.
4083 (thumb1_casesi_internal_pic): Likewise.
4084 (thumb1_casesi_dispatch): Likewise.
4086 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
4088 * config/arm/arm-cores.def: Added core cortex-m0.
4089 * config/arm/arm-tune.md: Regenerated.
4090 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
4092 2009-06-26 DJ Delorie <dj@redhat.com>
4094 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
4096 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
4097 the scheduler doesn't tag jump insns.
4099 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
4101 * c-decl.c (merge_decls): Re-indent.
4103 2009-06-26 Janis Johnson <janis187@us.ibm.com>
4106 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
4107 Special-case decimal float constants.
4109 2009-06-26 Richard Henderson <rth@redhat.com>
4111 * function.h (struct function): Add cannot_be_copied_reason,
4112 and cannot_be_copied_set.
4113 * tree-inline.c (has_label_address_in_static_1): Rename from
4114 inline_forbidden_p_2; don't set inline_forbidden_reason here.
4115 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
4116 don't set inline_forbidden_reason.
4117 (copy_forbidden): New function, split out of inline_forbidden_p.
4118 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
4119 (inline_forbidden_p): Use copy_forbidden.
4120 (tree_versionable_function_p): Likewise.
4121 (inlinable_function_p): Merge into tree_inlinable_function_p.
4122 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
4123 * ipa-cp.c (ipcp_versionable_function_p): New function.
4124 (ipcp_cloning_candidate_p): Use it.
4125 (ipcp_node_modifiable_p): Likewise.
4127 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
4129 * builtins.c (expand_builtin_alloca): Handle builtin alloca
4130 that is marked not to be inlined. Remove flag_mudflap use.
4131 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
4132 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
4134 2009-06-26 Steve Ellcey <sje@cup.hp.com>
4137 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
4138 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
4140 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
4142 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
4144 (__mingwthr_remove_key_dtor): Likewise.
4146 2009-06-26 Richard Guenther <rguenther@suse.de>
4148 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
4150 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
4153 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
4154 try the non-cond_exec path also.
4156 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4159 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
4160 (output_cbranch): Use new functions.
4161 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
4164 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4165 Pat Haugen <pthaugen@us.ibm.com>
4166 Revital Eres <ERES@il.ibm.com>
4168 * config/rs6000/rs6000.c (print_operand): Correct lossage message
4169 for %c error. Add %x support to print VSX registers as a unified
4170 register set, instead of separate float and altivec registers.
4171 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
4172 %y case, and add support for VSX pre-modify addresses.
4173 (output_toc): Add assert for CONST containing an integer constant
4175 (rs6000_adjust_cost): Add POWER7 support.
4176 (insn_must_be_first_in_group): Ditto.
4177 (insn_must_be_last_in_group): Ditto.
4178 (rs6000_emit_popcount): Ditto.
4179 (rs6000_vector_mode_supported_p): Ditto.
4181 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
4182 Change some of the functions called by macros to being called
4183 through a pointer, so debug functions can be inserted if
4184 -mdebug=addr or -mdebug=cost.
4185 (rs6000_preferred_reload_class_ptr): Ditto.
4186 (rs6000_secondary_reload_class_ptr): Ditto.
4187 (rs6000_secondary_memory_needed_ptr): Ditto.
4188 (rs6000_cannot_change_mode_class_ptr): Ditto.
4189 (rs6000_secondary_reload_inner): Ditto.
4190 (rs6000_legitimize_reload_address): Ditto.
4191 (rs6000_legitimize_reload_address_ptr): Ditto.
4192 (rs6000_mode_dependent_address): Ditto.
4193 (rs6000_mode_dependent_address_ptr): Ditto.
4195 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
4196 function to return true if the mode allows reg + integer
4198 (virtual_stack_registers_memory_p): New function to return true if
4199 the address refers to a virtual stack register.
4200 (rs6000_legitimate_offset_address_p): Move code to say whether a
4201 mode supports reg+int addressing to reg_offset_addressing_ok_p and
4203 (rs6000_legitimate_address_p): Add checks for modes that only can
4204 do reg+reg addressing. Start adding VSX support.
4205 (rs6000_legitimize_reload_address): Ditto.
4206 (rs6000_legitimize_address): Ditto.
4207 (rs6000_debug_legitimate_address_p): New debug functions for
4208 -mdebug=addr and -mdebug=cost.
4209 (rs6000_debug_rtx_costs): Ditto.
4210 (rs6000_debug_address_costs): Ditto.
4211 (rs6000_debug_adjust_cost): Ditto.
4212 (rs6000_debug_legitimize_address): Ditto.
4213 (rs6000_legitimize_reload_address_ptr): Point to call normal
4214 function or debug function. Make functions called via pointer
4216 (rs6000_mode_dependent_address_ptr): Ditto.
4217 (rs6000_secondary_reload_class_ptr): Ditto.
4218 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
4219 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
4220 into a friendlier error.
4221 (rs6000_init_builtins): Add initial VSX support.
4222 (rs6000_adjust_cost): Fix some spacing issues.
4224 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
4225 (REG_CLASS_NAMES): Ditto.
4226 (REG_CLASS_CONTENTS): Ditto.
4227 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
4228 pointer, to add -mdebug=addr support.
4229 (CANNOT_CHANGE_MODE_CLASS): Ditto.
4230 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
4231 -mdebug=addr support.
4232 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
4233 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
4234 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
4236 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
4238 (bswapsi*): Set attribute types for load/store. Add combiner
4239 patterns to eliminate zero extend on 64-bit.
4240 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
4241 stdbrx if the hardware supports those instructions.
4243 2009-06-25 Ian Lance Taylor <iant@google.com>
4245 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
4246 (Link Options): Document -static-libstdc++.
4248 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4251 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
4252 DATA_ALIGNMENT instead.
4254 2009-06-25 Richard Guenther <rguenther@suse.de>
4256 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
4257 indirect references against the callused/escaped solutions.
4258 (call_may_clobber_ref_p_1): Likewise.
4260 2009-06-25 Martin Jambor <mjambor@suse.cz>
4262 PR tree-optimization/40493
4263 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
4264 (enum unscalarized_data_handling): New type.
4265 (handle_unscalarized_data_in_subtree): Return what has been done.
4266 (load_assign_lhs_subreplacements): Handle left flushes differently.
4267 (sra_modify_assign): Use unscalarized_data_handling, simplified
4268 condition determining whether to remove the statement.
4270 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
4272 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
4273 excerpt - @ should be doubled for texinfo.
4275 2009-06-24 Ian Lance Taylor <iant@google.com>
4277 * config/arc/arc.c: Include "df.h".
4278 (arc_attribute_table): Make static. Move higher in file.
4279 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
4280 (output_shift): Initialize n later to avoid warning.
4281 * config/arm/arm.c (arm_attribute_table): Make static. Move
4283 * config/avr/avr.c (avr_attribute_table): Make static. Move
4285 (reg_class_tab): Change array type from int to enum reg_class.
4286 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
4288 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
4289 (lshrhi3_out): Likewise.
4290 (class_likely_spilled_p): Change return type to bool.
4291 (avr_rtx_costs): Use local code variable with enum type.
4292 * config/avr/avr.md (movmemhi): Use add_reg_note.
4293 (andhi3, andsi3): Don't use AS2 with "and".
4294 (iorhi3, iorsi3): Don't use AS2 with "or".
4295 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
4296 * config/crx/crx.c: Include "df.h".
4297 (crx_attribute_table): Make static.
4298 * config/m32r/m32r.c: Include "df.h".
4299 (m32r_attribute_table): Make static. Move higher in file.
4300 (pop): Use add_reg_note.
4301 (block_move_call): Change 0 to LCT_NORMAL in function call.
4302 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
4303 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
4304 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
4305 declare, not just when TREE_CODE is defined.
4306 * config/m68hc11/m68hc11.c: Include "expr.h".
4307 (m68hc11_attribute_table): Make static. Move higher in file.
4308 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
4310 (m68hc11_register_indirect_p): Likewise.
4311 (m68hc11_function_arg_padding): Change return type to enum
4313 (emit_move_after_reload): Use add_reg_note.
4314 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
4315 (m68hc11_split_logical): Likewise.
4316 (m68hc11_rtx_costs): Add local code_and outer_code variables with
4318 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
4319 to VOIDmode in function call.
4320 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
4322 (m68hc11_split_logical): Update declaration.
4323 (m68hc11_function_arg_padding): Update declaration.
4324 * config/mcore/mcore.c (regno_reg_class): Change form array of int
4325 to array of enum reg_class.
4326 (mcore_attribute_table): Make static. Move higher in file.
4327 (mcore_rtx_costs): Add cast to enum type.
4328 * config/mcore/mcore.h (regno_reg_class): Update declaration.
4329 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
4330 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
4332 * config/sh/predicates.md (trapping_target_operand): Rename and to
4334 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
4336 * config/spu/spu.c (spu_attribute_table): Make static. Move
4338 * config/v850/v850.c (v850_attribute_table): Make static. Move
4340 (v850_rtx_costs): Use local code with enum type.
4341 (expand_epilogue): Add cast.
4342 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
4344 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
4347 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
4348 -m2a-single-only and -m2a-nofpu.
4349 * config/sh/sh.opt: Document m2a generates FPU code.
4351 2009-06-24 Anatoly Sokolov <aesok@post.ru>
4353 * defaults.h (CAN_ELIMINATE): Provide default.
4354 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4355 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
4356 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
4357 * config/spu/spu.h (CAN_ELIMINATE): Delete.
4358 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
4359 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
4360 * config/cris/cris.h (CAN_ELIMINATE): Delete.
4361 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
4362 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
4363 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
4365 2009-06-24 DJ Delorie <dj@redhat.com>
4367 * mep-ext-cop.cpu: Fix copyright notice.
4368 * mep-default: Fix copyright notice.
4369 * mep-core: Fix copyright notice.
4370 * mep: Fix copyright notice.
4371 * mep-ivc2: Fix copyright notice.
4372 * mep-c5: Fix copyright notice.
4374 2009-06-24 Denis Chertykov <chertykov@gmail.com>
4376 * doc/contrib.texi (Contributors):
4378 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
4381 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
4382 src and dst operands if necessary.
4384 2009-06-23 DJ Delorie <dj@redhat.com>
4387 * config.gcc: Add mep support.
4388 * recog.c: Resurrect validate_replace_rtx_subexp().
4389 * recog.h: Likewise.
4390 * config/mep/: Add new port:
4391 * config/mep/constraints.md: New file.
4392 * config/mep/default.h: New file.
4393 * config/mep/intrinsics.h: New file.
4394 * config/mep/intrinsics.md: New file.
4395 * config/mep/ivc2-template.h: New file.
4396 * config/mep/mep-c5.cpu: New file.
4397 * config/mep/mep-core.cpu: New file.
4398 * config/mep/mep-default.cpu: New file.
4399 * config/mep/mep-ext-cop.cpu: New file.
4400 * config/mep/mep-intrin.h: New file.
4401 * config/mep/mep-ivc2.cpu: New file.
4402 * config/mep/mep-lib1.asm: New file.
4403 * config/mep/mep-lib2.c: New file.
4404 * config/mep/mep-pragma.c: New file.
4405 * config/mep/mep-protos.h: New file.
4406 * config/mep/mep-tramp.c: New file.
4407 * config/mep/mep.c: New file.
4408 * config/mep/mep.cpu: New file.
4409 * config/mep/mep.h: New file.
4410 * config/mep/mep.md: New file.
4411 * config/mep/mep.opt: New file.
4412 * config/mep/predicates.md: New file.
4413 * config/mep/t-mep: New file.
4415 2009-06-23 Ian Lance Taylor <iant@google.com>
4417 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
4418 from loose_warn into c_loose_warn and from strict_warn into
4419 c_strict_warn. Set and substitute warn_cxxflags. Check for
4420 --enable-build-with-cxx. Set and substitute
4421 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
4422 * Makefile.in (CXXFLAGS): New variable.
4423 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
4424 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
4425 the default is the same as $(STRICT_WARN).
4426 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
4427 (CXX): New variable.
4428 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
4429 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
4430 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
4431 (HOST_LIBS): New variable.
4432 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
4433 (ALL_CXXFLAGS): New variable.
4434 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
4435 * doc/install.texi (Configuration): Document
4436 --enable-build-with-cxx, --with-stage1-ldflags,
4437 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
4438 * configure: Rebuild.
4440 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4442 * config/arm/arm.c (arm_override_options): Fix braces and formatting
4443 from previous commit.
4445 2009-06-23 Ian Lance Taylor <iant@google.com>
4447 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
4449 2009-06-23 Ian Lance Taylor <iant@google.com>
4451 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
4452 with ATTRIBUTE_UNUSED.
4454 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
4455 Pat Haugen <pthaugen@us.ibm.com>
4456 Revital Eres <eres@il.ibm.com>
4458 * config.in (HAVE_AS_POPCNTD): Add default definition.
4459 (HAVE_AS_LWSYNC): Ditto.
4461 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
4463 (gcc_cv_as_powerpc_cmpb): Ditto.
4464 (gcc_cv_as_powerpc_dfp): Ditto.
4465 (gcc_cv_as_powerpc_vsx): Ditto.
4466 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
4467 supporting the popcntd/lwsync instructions.
4468 (gcc_cv_as_powerpc_lwsync): Ditto.
4469 * configure: Regenerate.
4471 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
4472 -mcpu=native and -mcpu=power7.
4473 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
4475 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
4476 a variable instead of a mask to reduce the number of mask bits.
4477 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
4478 (-mbit-word): Ditto.
4479 (-mregnames): Ditto.
4480 * config/rs6000/rs6000.opt (-mupdate): Ditto.
4481 (-mfused-madd): Ditto.
4483 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
4485 (-mvsx): New switch for VSX instructions.
4486 (-misel): Move from a variable to a mask to allow it to be set by
4489 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
4490 function declaration to an array declaration.
4491 (rs6000_hard_regno_nregs): New external array declaration.
4493 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
4494 files included by rs6000.md.
4496 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
4497 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
4499 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
4501 (rs6000_debug_reg): New -mdebug= variables.
4502 (rs6000_debug_addr): Ditto.
4503 (rs6000_debug_cost): Ditto.
4504 (rs6000_pmode): New variable to hold Pmode.
4505 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
4506 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
4507 calculated at compiler start.
4508 (rs6000_hard_regno_nregs): Change function to an array which holds
4509 HARD_REGNO_NREGS calculated at compiler start.
4510 (rs6000_explicit_options): Delete isel field.
4511 (rs6000_vector_unit): New array to hold which vector unit
4512 supports arithmetic options for a given type.
4513 (rs6000_vector_mem): New array to hold which vector unit supports
4514 memory reference operations for a given type.
4515 (rs6000_vector_align): New array to given the alignment of each
4517 (power7_cost): New basic costs for power7.
4518 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
4519 (rs6000_hard_regno_nregs_internal): New function, moved from
4520 HARD_REGNO_NREGS, to calculate the number of registers each hard
4521 register takes for each type.
4522 (rs6000_debug_reg_print): New function for -mdebug=reg support.
4523 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
4524 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
4525 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
4526 unit information here so it is calculated once at compiler startup
4528 (rs6000_override_options): Make -misel a target mask. Add more
4529 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
4530 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
4532 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
4533 (rs6000_handle_option): Move -misel from variable to target mask.
4534 (rs6000_builtin_mask_for_load): Add VSX support.
4535 (rs6000_conditional_register_usage): Ditto.
4536 (USE_ALTIVEC_FOR_ARG_P): Ditto.
4537 (function_arg_boundary): Ditto.
4538 (rs6000_expand_builtin): Ditto.
4539 (def_builtin): Make abort message a little friendlier.
4540 (rs6000_emit_int_cmove): Add support for 64-bit isel.
4542 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
4543 assembler support the popcntd instruction instead of a vsx
4544 instruction to enable power7 support.
4545 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
4546 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
4547 option to the assembler if -mcpu=native.
4548 (ASM_CPU_NATIVE_SPEC): Ditto.
4549 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
4551 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
4552 the lwsync instruction.
4553 (enum processor_type): Add PROCESSOR_POWER7.
4554 (rs6000_debug_reg): New -mdebug= options.
4555 (rs6000_debug_addr): Ditto.
4556 (rs6000_debug_cost): Ditto.
4557 (rs6000_isel): Delete.
4558 (enum rs6000_vector): New enum to say what vector unit we have.
4559 (VECTOR_UNIT_*): New macros to say which vector unit has
4560 arithmetic operations for a given type.
4561 (VECTOR_MEM_*): New macros to say which vector unit has memory
4562 operations for a given type.
4563 (TARGET_LDBRX): Whether the machine supports the ldbrx
4565 (TARGET_ISEL): Delete, -misel moved to be a mask.
4566 (TARGET_ISEL64): New macro for 64-bit isel support.
4567 (UNITS_PER_VSX_WORD): New macro.
4568 (POINTER_SIZE): Move to be an external variable, rather than
4569 calculating whether we are generating 32 ot 64-bit code.
4571 (STACK_BOUNDARY): Add VSX support.
4572 (LOCAL_ALIGNMENT): Ditto.
4573 (SLOW_UNALIGNED_ACCESS): Ditto.
4574 (VSX_REGNO_P): New macro for VSX support.
4575 (VFLOAT_REGNO_P): Ditto.
4576 (VINT_REGNO_P): Ditto.
4577 (VLOGICAL_REGNO_P): Ditto.
4578 (VSX_VECTOR_MODE): Ditto.
4579 (VSX_SCALAR_MODE): Ditto.
4581 (VSX_MOVE_MODE): Ditto.
4582 (VSX_REG_CLASS_P): Ditto.
4583 (HARD_REGNO_NREGS): Instead of calling a function, use an array
4585 (UNITS_PER_SIMD_WORD): Add VSX support.
4586 (MODES_TIEABLE_P): Ditto.
4587 (STARTING_FRAME_OFFSET): Ditto.
4588 (STACK_DYNAMIC_OFFSET): Ditto.
4589 (EPILOGUE_USES): Ditto.
4590 (REGNO_REG_CLASS): Move to array lookup.
4591 (CLASS_MAX_NREGS): Ditto.
4592 (rs6000_vector_reg_class): Add declaration.
4593 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
4594 overlap with the floating point and Altivec registers.
4596 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
4598 * config/rs6000/driver-rs6000.c (asm_names): New static array to
4599 give the appropriate asm switches if -mcpu=native.
4600 (host_detect_local_cpu): Add support for "asm".
4601 (host_detect_local_cpu): Follow GNU code guidelines for name.
4603 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
4604 -mbit-word to a variable instead of being a target mask.
4606 * config/rs6000/sync.md (lwsync): If the assembler supports it,
4607 emit the lwsync instruction instead of emitting the instruction as
4608 an integer constant.
4610 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
4611 fixuns_trundfsi2, move expander into rs6000.md.
4613 * config/rs6000/rs6000.md (cpu): Add power7.
4614 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
4615 (logical predicate patterns): Change the single instruction
4616 primitives that set CR0 to be fast_compare instead of compare.
4618 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
4619 (popcntddi2): Ditto.
4620 (popcount<mode>): Ditto.
4621 (floating multiply/add insns): Name the floating point
4623 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
4624 (isel_unsigned_<mode>): Ditto.
4625 (fixuns_trundfsi2): Move expander here from spe.md.
4626 (smindi3): Define if we have -misel on 64-bit systems.
4631 2009-06-23 Anatoly Sokolov <aesok@post.ru>
4633 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
4635 * config/avr/avr.c (avr_current_device): New variable.
4636 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
4637 (avr_arch, mcu_type_s): Move to avr.h.
4638 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
4639 default_data_section_start fields.
4640 (avr_arch): Moved from avr.c.
4641 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
4642 library_name fields.
4643 (avr_current_device, avr_mcu_types, avr_arch_types,
4644 avr_device_to_arch, avr_device_to_data_start,
4645 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
4646 (EXTRA_SPEC_FUNCTIONS): Define.
4647 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
4648 options mapping. Use device_to_arch and device_to_data_start insted.
4649 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
4650 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
4651 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
4652 * config/avr/driver-avr.c: New file.
4653 * config/avr/avr-devices.c: New file.
4655 2009-06-23 Jakub Jelinek <jakub@redhat.com>
4657 * var-tracking.c (unshare_variable): Force initialized to
4658 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
4659 (set_variable_part): Likewise.
4660 (struct variable_union_info): Remove pos_src field.
4661 (vui_vec, vui_allocated): New variables.
4662 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
4663 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
4664 == 1 use a simpler sorting algorithm. Compute pos field right
4665 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
4666 Avoid quadratic comparison if !flag_var_tracking_uninit.
4667 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
4668 unshare_variable unconditionally.
4669 (dataflow_set_different_2): Removed.
4670 (dataflow_set_different): Don't traverse second hash table.
4671 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
4672 unconditionally to var_reg_set or var_mem_set.
4673 (emit_notes_in_bb): Likewise.
4674 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
4676 (emit_note_insn_var_location): Don't set initialized to
4677 VAR_INIT_STATUS_INITIALIZED early.
4678 (vt_finalize): Free vui_vec if needed, clear vui_vec and
4680 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
4682 * tree-object-size.c (addr_object_size): Instead of checking
4683 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
4684 are no FIELD_DECLs following it.
4686 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
4688 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
4689 order to match bswaps with signed source operands.
4691 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4693 * sdbout.c (sdbout_one_type): Fix braces in switch.
4695 2009-06-23 Richard Guenther <rguenther@suse.de>
4697 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
4699 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
4700 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
4701 var_callused, callused_tree, var_storedanything, storedanything_tree,
4702 var_integer, integer_tree): Remove global variables.
4703 (new_var_info): Do not pass new id, append the new var to the
4704 global variable vector.
4705 (do_ds_constraint): Use is_global_var member of the variable-info.
4706 (new_scalar_tmp_constraint_exp): Adjust.
4707 (create_function_info_for): Likewise.
4708 (create_variable_info_for): Likewise.
4709 (find_what_var_points_to): Remove dead code.
4710 (init_base_vars): Simplify.
4711 (compute_points_to_sets): Adjust.
4713 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4715 * combine.c (try_combine): Dump information about the insns we're
4718 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
4720 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
4721 check when calling force_to_mode on TRUNCATE's operand.
4723 2009-06-22 Ian Lance Taylor <iant@google.com>
4725 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
4727 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4729 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
4731 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4733 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
4734 override library linkage flags such as -static-libgcc or
4737 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4739 * config/m68k/m68k-devices.def: Add line for MCF5221x.
4741 2009-06-22 Ian Lance Taylor <iant@google.com>
4743 * config/linux.opt: Put mglibc ahead of muclibc.
4745 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
4746 for duplicate decls.
4748 2009-06-22 Matthias Klose <doko@ubuntu.com>
4750 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
4752 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
4755 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
4756 instead of NULL if a parser error occurs.
4758 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4760 * dwarf2out.c (dwarf2_debug_hooks): Initialize
4761 non-DWARF2_DEBUGGING_INFO version.
4763 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
4765 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
4766 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
4768 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
4769 (LIBGCC2_TF_CEXT): Define.
4772 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4775 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
4777 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4779 * config/arm/arm.c (arm_override_options): Disable
4780 -mcaller-super-interworking and -mcallee-super-interworking.
4781 * doc/invoke.texi (ARM Options): Document this.
4783 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
4785 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
4786 * config/arm/constraints.md (j): New constraint for movw operands.
4787 (N): Remove thumb2 meaning.
4788 * config/arm/arm.md (*arm_movw): Delete.
4789 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
4790 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
4791 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
4793 2009-06-22 Martin Jambor <mjambor@suse.cz>
4795 PR tree-optimization/40492
4796 * tree-sra.c (sra_modify_assign): Pass zero offsets to
4797 build_ref_for_offset.
4799 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
4801 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
4802 JUMP_TABLE_DATA_P predicates where applicable.
4803 * auto-inc-dec.c: Ditto.
4804 * builtins.c: Ditto.
4805 * caller-save.c: Ditto.
4807 * cfgcleanup.c: Ditto.
4808 * cfglayout.c: Ditto.
4811 * combine-stack-adj.c: Ditto.
4817 * dwarf2asm.c: Ditto.
4818 * dwarf2out.c: Ditto.
4819 * emit-rtl.c: Ditto.
4825 * function.c: Ditto.
4828 * genpreds.c: Ditto.
4829 * genrecog.c: Ditto.
4831 * ira-costs.c: Ditto.
4832 * ira-lives.c: Ditto.
4835 * lower-subreg.c: Ditto.
4836 * modulo-sched.c: Ditto.
4838 * postreload.c: Ditto.
4839 * print-rtl.c: Ditto.
4848 * sched-vis.c: Ditto.
4850 * sel-sched-ir.c: Ditto.
4851 * simplify-rtx.c: Ditto.
4852 * targhooks.c: Ditto.
4853 * var-tracking.c: Ditto.
4854 * vmsdbgout.c: Ditto.
4856 2009-06-22 Matthias Klose <doko@ubuntu.com>
4858 * Makefile.in (install-plugin): Always use DESTDIR.
4860 2009-06-22 Olivier Hainque <hainque@adacore.com>
4862 * config/pa/pa.c (output_call): Don't optimize post call jumps
4863 into return address adjustments if the call may throw.
4865 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
4867 * arm.c (thumb1_output_casesi): New function.
4868 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
4869 optimizing for size or PIC.
4870 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
4871 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
4872 (casesi): Handle Thumb-1 when optimizing for size or PIC.
4873 (thumb1_casesi_internal_pic): New expand rule.
4874 (thumb1_casesi_dispatch): New pattern.
4875 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
4877 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
4878 in the text seciton when PIC or optimizing for size.
4879 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4880 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
4881 preservation properties of code.
4882 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
4883 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
4884 (__gnu_thumb1_case_si): New function.
4885 * t-arm (LIB1ASMSRC): Define here.
4886 (LIB1ASMFUNCS): Add some common functions.
4887 * t-arm-elf (LIB1ASMSRC): Delete.
4888 (LIB1ASMFUNCS): Append to existing set.
4889 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4890 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4891 * t-symbian (LIB1ASMFUNCS): Likewise.
4892 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4893 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
4895 2009-06-21 Richard Guenther <rguenther@suse.de>
4897 PR tree-optimization/38729
4898 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
4899 to loops with a single exit if -fno-expensive-optimizations.
4901 2009-06-21 Jakub Jelinek <jakub@redhat.com>
4903 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
4904 (dataflow_set): Change vars type from htab_t to shared_hash.
4905 (shared_hash_pool, empty_shared_hash): New variables.
4906 (vars_clear): Removed.
4907 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
4908 shared_hash_find_slot_unshare, shared_hash_find_slot,
4909 shared_hash_find_slot_noinsert, shared_hash_find): New
4911 (shared_hash_unshare, shared_hash_destroy): New functions.
4912 (unshare_variable): Unshare set->vars if shared, use
4914 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
4915 (get_init_value, find_src_set_src, dump_dataflow_set,
4916 clobber_variable_part, emit_notes_for_differences): Use
4918 (dataflow_set_init): Remove second argument, set vars to
4919 empty_shared_hash instead of creating a new htab.
4920 (dataflow_set_clear): Call shared_hash_destroy and set vars
4921 to empty_shared_hash instead of calling vars_clear.
4922 (dataflow_set_copy): Don't call vars_copy, instead just share
4923 the src htab with dst.
4924 (variable_union): Use shared_hash_*, use initially NO_INSERT
4925 lookup if set->vars is shared. Don't keep slot cleared before
4926 calling unshare_variable. Unshare set->vars if needed.
4927 Even ->refcount == 1 vars must be unshared if set->vars is shared
4928 and var needs to be modified.
4929 (variable_canonicalize): New function.
4930 (dataflow_set_union): If dst->vars is empty, just share src->vars
4931 with dst->vars and traverse with variable_canonicalize to canonicalize
4932 and unshare what is needed.
4933 (dataflow_set_different): If old_set and new_set use the same shared
4934 htab, they aren't different. If number of htab elements is different,
4935 htabs are different. Use shared_hash_*.
4936 (dataflow_set_destroy): Call shared_hash_destroy instead of
4938 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
4939 second argument to dataflow_set_init.
4940 (vt_initialize): Likewise. Initialize shared_hash_pool and
4941 empty_shared_hash, move bb in/out initialization afterwards.
4942 Use variable_htab_free instead of NULL as changed_variables del hook.
4943 (variable_was_changed): Change type of second argument to pointer to
4944 dataflow_set. When inserting var into changed_variables, bump
4945 refcount. Unshare set->vars if set is shared htab and slot needs to
4947 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
4948 lookup if set->vars is shared. Unshare set->vars if needed.
4949 Even ->refcount == 1 vars must be unshared if set->vars is shared
4950 and var needs to be modified. Adjust variable_was_changed caller.
4951 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
4952 vars must be unshared if set->vars is shared and var needs to be
4953 modified. Adjust variable_was_changed caller.
4954 (emit_note_insn_var_location): Don't pool_free var.
4955 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
4957 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
4958 free_alloc_pool on shared_hash_pool.
4960 2009-06-20 Anthony Green <green@moxielogic.com>
4962 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
4963 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
4965 2009-06-20 Richard Guenther <rguenther@suse.de>
4967 * tree-ssa-structalias.c (find_func_aliases): For memset use
4968 a constraint from NULL if we memset to zero.
4969 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
4970 we explicitly handle that do not read from memory.
4971 (call_may_clobber_ref_p_1): Properly handle builtins that may
4974 2009-06-20 Richard Guenther <rguenther@suse.de>
4976 PR tree-optimization/40495
4977 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
4978 (new_scalar_tmp_constraint_exp): New function.
4979 (process_constraint): Do not create temporary decls.
4980 (process_all_all_constraints): Likewise.
4981 (handle_const_call): Likewise.
4982 (create_function_info_for): Do not set decl.
4984 2009-06-19 Ian Lance Taylor <iant@google.com>
4986 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
4987 (rs6000_attribute_table): Make static; move before use.
4989 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
4991 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
4992 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
4993 Propagate the TREE_READONLY flag without overwriting it.
4994 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
4995 Propagate the TREE_READONLY flag onto the result.
4996 (process_call_operands): Move around. Use correct constant value.
4998 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5001 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
5002 * config/arm/arm.md: Likewise.
5004 2009-06-19 Ian Lance Taylor <iant@google.com>
5006 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
5007 to GIMPLE_ERROR_MARK.
5009 * c-typeck.c (build_conditional_expr): Add op1_original_type and
5010 op2_original_type parameters. Warn about using different enum types.
5011 * c-parser.c (c_parser_conditional_expression): Pass original
5012 types to build_conditional_expr.
5013 * c-tree.h (build_conditional_expr): Update declaration.
5015 2009-06-19 Ian Lance Taylor <iant@google.com>
5017 * config/i386/i386.c (ix86_function_specific_save): Test that
5018 fields match values, rather than testing the values are in a
5021 2009-06-19 Richard Guenther <rguenther@suse.de>
5023 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5025 (ptr_derefs_may_alias_p): Likewise.
5026 (ptr_deref_may_alias_ref_p_1): New function.
5027 (ptr_deref_may_alias_ref_p): Likewise.
5028 (ref_maybe_used_by_call_p_1): Handle builtins that are not
5029 covered by looking at the ESCAPED solution.
5030 (call_may_clobber_ref_p_1): Likewise.
5031 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
5032 Handle NULL_TREE offset. Do not produce redundant constraints.
5033 (process_all_all_constraints): New helper function.
5034 (do_structure_copy): Use it.
5035 (handle_lhs_call): Likewise.
5036 (find_func_aliases): Handle some builtins with pointer arguments
5037 and/or return values explicitly.
5039 2009-06-19 Ian Lance Taylor <iant@google.com>
5041 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
5043 2009-06-19 Ian Lance Taylor <iant@google.com>
5045 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
5047 2009-06-19 Ian Lance Taylor <iant@google.com>
5049 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
5050 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
5053 * c-decl.c (finish_decl): If -Wc++-compat, warn about
5054 uninitialized const.
5056 2009-06-19 Ian Lance Taylor <iant@google.com>
5058 * dse.c (struct store_info): Rename bitmap field to bmap. Change
5061 * c-decl.c (in_struct, struct_types): Remove.
5062 (struct c_binding): Add in_struct field.
5063 (c_binding_ptr): Define type, along with VEC.
5064 (struct c_struct_parse_info): Define.
5065 (struct_parse_info): New static variable.
5066 (bind): Initialize in_struct field.
5067 (start_struct): Remove enclosing_in_struct and
5068 enclosing_struct_types parameters. Add
5069 enclosing_struct_parse_info parameter. Change all callers. Set
5070 struct_parse_info rather than in_struct and struct_types.
5071 (grokfield): If -Wc++-compat and there is a symbol binding for the
5072 field name, set the in_struct flag and push it on the
5073 struct_parse_info->fields vector.
5074 (warn_cxx_compat_finish_struct): New static function.
5075 (finish_struct): Remove enclosing_in_struct and
5076 enclosing_struct_types parameters. Add
5077 enclosing_struct_parse_info parameter. Change all callers. Don't
5078 set C_TYPE_DEFINED_IN_STRUCT here. Call
5079 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
5080 parameter. Only push on struct_types if warn_cxx_compat.
5081 (finish_enum): Only push on struct_types if warn_cxx_compat.
5082 (declspecs_add_type): Add loc parameter. Change all callers.
5083 Change all error calls to error_at. Pass loc, not input_location,
5084 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
5085 defined in a struct. If -Wc++-compat and parsing a struct, record
5086 that a typedef name was used.
5087 * c-parser.c (c_parser_declspecs): Get location to pass to
5089 (c_parser_struct_or_union_specifier): Update calls to start_struct
5091 * c-tree.h (struct c_struct_parse_info): Declare.
5092 (finish_struct, start_struct): Update declarations.
5093 (declspecs_add_type): Update declaration.
5095 2009-06-19 Ian Lance Taylor <iant@google.com>
5097 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
5098 variable with an anonymous type.
5100 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5102 * see.c: Remove for real.
5104 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
5106 * optabs.h (enum optab_index): Add new OTI_significand.
5107 (significand_optab): Define corresponding macro.
5108 * optabs.c (init_optabs): Initialize significand_optab.
5109 * genopinit.c (optabs): Implement significand_optab using
5110 significand?f2 patterns.
5111 * builtins.c (expand_builtin_mathfn): Handle
5112 BUILT_IN_SIGNIFICAND{,F,L}.
5113 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
5114 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
5116 * config/i386/i386.md (significandxf2, significand<mode>2): New
5117 expanders to implement significandf, significand and significandl
5118 built-ins as inline x87 intrinsics.
5120 2009-06-18 Anatoly Sokolov <aesok@post.ru>
5122 * config/avr/avr.c (avr_override_options): Remove setting value of
5123 PARAM_INLINE_CALL_COST.
5125 2009-06-18 Richard Henderson <rth@redhat.com>
5128 * tree-pass.h (TDF_ASMNAME): New.
5129 * tree-dump.c (dump_options): Add asmname.
5130 * doc/invoke.texi: Document it.
5132 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
5133 (dump_decl_name): ...here.
5134 (dump_function_name): New flags arg; mind TDF_ASMNAME.
5135 (dump_generic_node): Update dump_function_name calls.
5136 (print_call_name): New flags arg; update all dump calls.
5137 * diagnostic.h (print_call_name): Update.
5138 * gimple-pretty-print.c (dump_gimple_call): Update.
5140 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
5143 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
5145 2009-06-18 Diego Novillo <dnovillo@google.com>
5147 * doc/plugins.texi: Document plugin_is_GPL_compatible.
5148 * plugin.c (str_license): Declare.
5149 (try_init_one_plugin): Assert that the symbol
5150 'plugin_is_GPL_compatible' exists.
5152 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
5155 * Makefile.in (OBJS-common): Remove see.o.
5157 * common.opt (fsee): Mark as preserved for backward compatibility.
5158 * opts.c (common_handle_option): Add OPT_fsee to the backward
5159 compatibility section.
5160 * passes.c (init_optimization_passes, pass_see): Remove pass.
5161 * timevar.def (TV_SEE): Remove.
5162 * tree-pass.h (pass_see): Remove declaration.
5163 * doc/invoke.texi (-fsee): Remove documentation.
5165 2009-06-18 Martin Jambor <mjambor@suse.cz>
5167 * tree-sra.c: Include statistics.h
5168 (sra_stats): New variable.
5169 (sra_initialize): Clear sra_stats.
5170 (create_access_replacement): Increment sra_stats.replacements.
5171 (get_access_replacement): Do not return twice.
5172 (analyze_all_variable_accesses): Increment statistics counter by the
5173 number of scalarized aggregates.
5174 (generate_subtree_copies): Increment sra_stats.subtree_copies.
5175 (sra_modify_expr): Increment sra_stats.exprs.
5176 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
5177 (sra_modify_assign): Increment sra_stats.exprs,
5178 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
5179 (perform_intra_sra): Update statistics counters.
5180 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
5182 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5184 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
5185 (arm_scalar_mode_supported_p): New function.
5187 2009-06-18 Paul Brook <paul@codesourcery.com>
5188 Sandra Loosemore <sandra@codesourcery.com>
5190 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
5191 (__extendhfsf2, __truncsfhf2): Define.
5192 * config/arm/fp16.c: New file.
5193 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5194 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
5196 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
5198 * doc/extend.texi (Half-Precision): New section.
5199 * doc/invoke.texi (Option Summary): List -mfp16-format.
5200 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
5201 * config/arm/arm.opt (mfp16-format=): New.
5202 * config/arm/arm.c: Include intl.h.
5203 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
5204 (TARGET_INVALID_RETURN_TYPE): Redefine.
5205 (TARGET_PROMOTED_TYPE): Redefine.
5206 (TARGET_CONVERT_TO_TYPE): Redefine.
5207 (arm_fp16_format): Define.
5208 (all_fpus): Add entry for neon-fp16.
5209 (fp_model_for_fpu): Likewise.
5210 (struct fp16_format): Declare.
5211 (all_fp16_formats): Define.
5212 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
5214 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
5216 (arm_legitimate_index_p): Treat HFmode like HImode.
5217 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
5218 (coproc_secondary_reload_class): Special-case HFmode.
5219 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
5220 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
5221 (arm_init_fp16_builtins): New.
5222 (arm_init_builtins): Call it.
5223 (arm_invalid_parameter_type): New.
5224 (arm_invalid_return_type): New.
5225 (arm_promoted_type): New.
5226 (arm_convert_to_type).
5227 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
5229 (arm_emit_fp16_const): New function.
5230 (arm_mangle_type): Mangle __fp16 as "Dh".
5231 * config/arm/arm.h (TARGET_VFPD32): Make it know about
5233 (TARGET_NEON_FP16): New.
5234 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
5235 (enum fputype): Add FPUTYPE_NEON_FP16.
5236 (enum arm_fp16_format_type): Declare.
5237 (arm_fp16_format): Declare.
5238 (LARGEST_EXPONENT_IS_NORMAL): Define.
5239 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
5240 * config/arm/arm-modes.def (HFmode): Define.
5241 * config/arm/vfp.md: (*movhf_vfp): New.
5244 * config/arm/arm.md: (fpu): Add neon_fp16.
5245 (floatsihf2, floatdihf2): New.
5246 (fix_trunchfsi2, fix_trunchfdi2): New.
5250 (*arm32_movhf): New.
5251 (*thumb1_movhf): New.
5252 (consttable_2): Add check for HFmode constants.
5253 (consttable_4): Handle HFmode constants.
5255 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
5257 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
5259 2009-06-17 Olivier Hainque <hainque@adacore.com>
5261 * collect2.c (main): Use CONST_CAST2 to perform char ** to
5262 const char ** conversion in AIX specific section.
5264 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
5266 * config/i386/i386.c (ix86_special_builtin_type): Remove
5267 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
5268 (bdesc_special_args): Updated.
5269 (ix86_init_mmx_sse_builtins): Likewise.
5270 (ix86_expand_special_args_builtin): Likewise.
5272 2009-06-17 Richard Henderson <rth@redhat.com>
5274 * tree-pretty-print.c (maybe_dump_asm_name): New.
5275 (dump_decl_name): Use it.
5276 (PRINT_FUNCTION_NAME): Merge into...
5277 (dump_function_name): ... here. Use maybe_dump_asm_name.
5279 2009-06-17 Cary Coutant <ccoutant@google.com>
5281 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
5283 * debug.c (struct gcc_debug_hooks): Change placeholder for
5285 (debug_nothing_int_charstar_int): Replaced by...
5286 (debug_nothing_int_charstar_int_bool): ...this.
5287 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
5288 source_line prototype.
5289 (debug_nothing_int_charstar_int): Replaced by...
5290 (debug_nothing_int_charstar_int_bool): ...this.
5291 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
5292 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
5293 Output is_stmt operand when necessary.
5294 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
5295 (notice_source_line): Add is_stmt parameter.
5296 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
5297 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
5299 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
5300 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
5302 2009-06-17 Ian Lance Taylor <iant@google.com>
5304 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
5306 (struct store_by_pieces_d): Rename from store_by_pieces. Change
5309 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
5311 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
5312 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
5313 tree_strip_sign_nop_conversions and
5314 tree_ssa_strip_useless_type_conversions rather than stripping
5315 the operations here.
5316 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
5318 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
5319 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
5320 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
5321 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
5324 2009-06-17 Michael Eager <eager@eagercon.com>
5326 * config/rs6000/constraints.md (register_constraint "d"): New.
5327 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
5328 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
5329 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
5330 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
5331 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
5332 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
5333 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
5334 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
5335 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
5336 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
5338 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
5339 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
5340 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
5341 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
5342 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
5343 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
5344 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
5345 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
5346 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
5347 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
5348 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
5349 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
5350 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
5351 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
5353 2009-06-16 Ian Lance Taylor <iant@google.com>
5355 * profile.c (total_num_never_executed): Don't define.
5356 (compute_branch_probabilities): Don't count or print
5358 (init_branch_prob): Don't set total_num_never_executed.
5359 (end_branch_prob): Don't print total_num_never_executed.
5361 2009-06-17 David Daney <ddaney@caviumnetworks.com>
5363 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
5365 2009-06-17 David Edelsohn <edelsohn@gnu.org>
5367 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
5368 (nabstd2_fpr): Same.
5370 2009-06-17 Steve Ellcey <sje@cup.hp.com>
5372 * expr.c (expand_assignment): Change complex type check.
5374 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
5376 * doc/plugins.texi (Building GCC plugins): Added new section.
5378 2009-06-17 Ian Lance Taylor <iant@google.com>
5380 * c-pch.c (get_ident): Don't set size of templ array.
5381 (pch_init): Don't set size of partial_pch array.
5383 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
5384 string constant to intialize an array whose size is the length of
5387 2009-06-17 Richard Guenther <rguenther@suse.de>
5389 PR tree-optimization/40389
5390 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
5391 to addressable types.
5392 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
5394 2009-06-17 Richard Guenther <rguenther@suse.de>
5397 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
5398 if there is no evolution of left in the loop bail out.
5399 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
5400 chrec_fold_multiply.
5402 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
5403 Janis Johnson <janis187@us.ibm.com>
5406 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
5407 for the symbol ref of a constant that is the source of a move
5408 - nor for any other not-obvious-label-ref constants.
5410 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
5412 * plugin.c (position_pass): Skip newly inserted pass during list
5413 traversal to avoid repeated insertion.
5415 2009-06-16 Ian Lance Taylor <iant@google.com>
5417 * vec.h (VEC_stack_alloc): Define different version if
5418 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
5419 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
5420 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
5421 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5423 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
5425 * config.gcc (extra_headers): Add ia32intrin.h for x86.
5427 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
5428 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
5429 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
5430 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
5431 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
5432 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5433 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5434 (bdesc_special_args): Add __builtin_ia32_rdtsc and
5435 __builtin_ia32_rdtscp.
5436 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
5437 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
5438 and __builtin_ia32_rorhi.
5439 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
5440 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
5441 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
5442 (ix86_expand_args_builtin): Likewise.
5443 (ix86_expand_special_args_builtin): Likewise.
5445 * config/i386/i386.md (UNSPECV_RDTSCP): New.
5446 (UNSPECV_RDTSC): Likewise.
5447 (UNSPECV_RDPMC): Likewise.
5448 (*bsr): Renamed to ...
5450 (*bsr_rex64): Renamed to ...
5454 (*rdpmc_rex64): Likewise.
5457 (*rdtsc_rex64): Likewise.
5459 (*rdtscp): Likewise.
5460 (*rdtscp_rex64): Likewise.
5462 * config/i386/ia32intrin.h: New.
5464 * config/i386/x86intrin.h: Include <ia32intrin.h>.
5466 2009-06-16 Ian Lance Taylor <iant@google.com>
5468 * ira-build.c (copy_info_to_removed_store_destinations):
5469 Initialize parent_a.
5471 2009-06-16 Ian Lance Taylor <iant@google.com>
5473 * c-decl.c (grokdeclarator): Change size_varies to bool.
5475 2009-06-16 Ian Lance Taylor <iant@google.com>
5477 * sel-sched.c: Make forward declarations of move_op_hooks and
5478 fur_hooks explicitly extern.
5480 2009-06-16 Ian Lance Taylor <iant@google.com>
5482 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
5483 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
5485 2009-06-16 Ian Lance Taylor <iant@google.com>
5487 * resource.c (mark_referenced_resources): Change
5488 include_delayed_effects parameter to bool. Change all callers.
5489 (mark_end_of_function_resources): Likewise.
5490 * reorg.c (insn_references_resource_p): Likewise.
5491 (insn_sets_resource_p): Likewise.
5492 * resource.h (mark_referenced_resources): Update declaration.
5493 (mark_end_of_function_resources): Update declaration.
5495 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5497 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
5499 2009-06-16 David Edelsohn <edelsohn@gnu.org>
5501 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
5502 GCC can bootstrap on AIX with GNU Binutils 2.20.
5504 2009-06-16 Ian Lance Taylor <iant@google.com>
5506 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
5508 2009-06-16 Ian Lance Taylor <iant@google.com>
5510 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
5511 inline, not extern inline.
5512 (exact_log2): Likewise.
5513 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
5515 (exact_log2): Likewise, but don't test CTZ_HWI.
5517 2009-06-16 Ian Lance Taylor <iant@google.com>
5519 * bitmap.c (bitmap_clear): Don't declare as inline.
5520 * gimple.c (gimplify_assign): Likewise.
5521 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5522 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
5523 (sched_scan_info): Remove duplicate definition.
5525 2009-06-16 Ian Lance Taylor <iant@google.com>
5527 * c-common.c (skip_evaluation): Don't define.
5528 (c_inhibit_evaluation_warnings): Define global variable.
5529 (overflow_warning): Check c_inhibit_evaluation_warnings rather
5530 than skip_evaluation.
5531 (convert_and_check, warn_for_div_by_zero): Likewise.
5532 * c-common.h (skip_evaluation): Don't declare.
5533 (c_inhibit_evaluation_warnings): Declare.
5534 * c-parser.c (c_parser_typeof_specifier): Set
5535 c_inhibit_evaluation_warnings rather than skip_evaluation.
5536 (c_parser_conditional_expression): Likewise.
5537 (c_parser_binary_expression): Likewise.
5538 (c_parser_sizeof_expression): Likewise.
5539 (c_parser_alignof_expression): Likewise.
5540 * c-typeck.c (build_indirect_ref): Check
5541 c_inhibit_evaluation_warnings rather than skip_evaluation.
5542 (build_conditional_expr, build_binary_op): Likewise.
5544 2009-06-16 Richard Guenther <rguenther@suse.de>
5546 * tree-ssa-alias.c (is_escape_site): Remove.
5547 * tree-ssa-alias.h (enum escape_type): Remove.
5548 (is_escape_site): Likewise.
5549 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
5550 via casts and asms without deferring to is_escape_site.
5552 2009-06-16 Jakub Jelinek <jakub@redhat.com>
5555 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
5556 use gen_lowpart if op0 has complex mode.
5558 2009-06-16 Richard Guenther <rguenther@suse.de>
5560 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
5561 variables add them to ESCAPED.
5562 (find_func_aliases): Do not make all indirectly stored values escaped.
5564 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
5566 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
5569 2009-06-16 Martin Jambor <mjambor@suse.cz>
5571 PR tree-optimization/40432
5572 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
5573 check whether we need to force gimple register operand.
5575 2009-06-16 Martin Jambor <mjambor@suse.cz>
5577 PR tree-optimization/40413
5578 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
5579 build_ref_for_offset.
5580 (propagate_subacesses_accross_link): Fix a typo in a comment.
5582 2009-06-16 Ira Rosen <irar@il.ibm.com>
5584 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
5585 with additional parameter.
5586 * tree-vectorizer.h (enum vect_def_type): Add new value
5588 (enum vect_relevant): Add comments.
5589 (vect_is_simple_reduction): Add new argument.
5590 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
5591 Detect nested cycles.
5592 (vect_is_simple_reduction): Update documentation, add an argument to
5593 distinguish inner-loop reduction from nested cycle, detect nested
5594 cycles, fix printings and indentation, don't swap operands in case
5596 (get_initial_def_for_reduction): Handle subtraction.
5597 (vect_create_epilog_for_reduction): Add new argument to specify
5599 (vect_finalize_reduction): Handle subtraction, fix comments.
5600 (vectorizable_reduction): Handle nested cycles. In case of nested
5601 cycle keep track of the reduction variable position. Call
5602 vect_is_simple_reduction with additional parameter. Use original
5603 statement code in reduction epilogue for nested cycle. Call
5604 vect_create_epilog_for_reduction with additional parameter.
5605 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
5606 inner-loop vectorization.
5607 (vect_recog_widen_sum_pattern): Likewise.
5608 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
5610 (vect_mark_stmts_to_be_vectorized): Likewise.
5611 (vect_get_vec_def_for_operand): Handle nested cycles.
5613 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5615 * doc/invoke.texi (Debugging Options): Fix option index entries
5616 for -fdump-statistics, -frandom-seed add entries for
5617 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
5618 (FRV Options): Fix entries for -mTLS, -mtls.
5619 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
5620 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
5621 (M68hc1x Options): Fix @itemx for -mnominmax.
5622 (MCore Options): Fix entry for -mno-lsim.
5623 (MMIX Options): Fix entry for -mabi=mmixware.
5624 (PDP-11 Options): Fix entry for -mbcopy-builtin.
5626 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
5628 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
5629 Mention the plugin mode of gengtype.
5630 * doc/gty.texi (Source Files Containing Type Information): Likewise.
5631 * gengtype.c: Updated copyright.
5632 (plugin_files, nb_plugin_files) Added new static variables.
5633 (measure_input_list) Care about plugin_files.
5634 (write_rtx_next): Added early return in plugin mode.
5635 (create_file): Updated copyright year in generated file. Added
5637 (oprintf): Added early return if NULL outf.
5638 (get_output_file_with_visibility): Care of plugin_files.
5639 (get_output_file_name): May return null.
5640 (write_local): Added early return.
5641 (put_mangled_filename): Ditto.
5642 (finish_root_table): Added check for base_files.
5643 (write_roots): Care about null when plugins.
5644 (main): Added plugin mode.
5646 2009-06-15 Ian Lance Taylor <iant@google.com>
5648 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
5649 * gcov.c (read_count_file): Add braces around variables declared
5652 * c.opt (Wjump-misses-init): New warning.
5653 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
5654 -Wall and -Wc++-compat if not already set.
5655 (c_common_post_options): Clear warn_jump_misses_init if it was not
5657 * c-decl.c (struct c_binding): Change type field to a union with
5658 new label field. Make it the first field in the struct. Update
5659 references to type to use u.type instead.
5660 (struct c_spot_bindings): Define.
5661 (struct c_goto_bindings): Define.
5662 (c_goto_bindings_p): Define, along with VECs.
5663 (struct c_label_vars): Define.
5664 (struct c_scope): Add has_label_bindings field.
5665 (bind_label, set_spot_bindings): New static functions.
5666 (decl_jump_unsafe, update_spot_bindings): New static functions.
5667 (update_label_decls): New static function.
5668 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
5669 Update binding u.label field to shadowed field.
5670 (c_binding_start_stmt_expr): New function.
5671 (c_binding_end_stmt_expr): New function.
5672 (pushdecl): Don't call c_begin_vm_scope.
5673 (make_label): Add defining and p_label_vars parameters. Change
5675 (lookup_label): Correct test for whether a label has not yet been
5676 defined. Call bind_label rather than bind.
5677 (warn_about_goto): New static function.
5678 (lookup_label_for_goto): New function.
5679 (declare_label): Call bind_label rather than bind.
5680 (check_earlier_gotos): New static function.
5681 (define_label): Don't give errors about jumping into statement
5682 expressions or scopes of variably modified types. Call
5683 set_spot_bindings and check_earlier_gotos. Call bind_label
5684 instead of bind. Don't set label_context_stack_se or
5685 label_context_stack_vm.
5686 (c_get_switch_bindings): New function.
5687 (c_release_switch_bindings): New function.
5688 (c_check_switch_jump_warnings): New function.
5689 (start_function): Don't set label_context_stack_se or
5690 label_context_stack_vm.
5691 (finish_function): Likewise.
5692 * c-typeck.c (label_context_stack_se): Don't define.
5693 (label_context_stack_vm): Don't define.
5694 (c_finish_goto_label): Call lookup_label_for_goto rather than
5695 lookup_label. Don't give errors about jumping into a statement
5696 expression or the scope of a variably modified type. Don't set
5697 label_context_stack_se or label_context_stack_vm.
5698 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
5699 fields. Add bindings field.
5700 (c_start_case): Don't set deleted fields. Set bindings field.
5701 (do_case): Rework order of tests. Don't check blocked_stmt_expr
5702 or blocked_vm. Call c_check_switch_jump_warnings.
5703 (c_finish_case): Don't test blocked_stmt_expr field. Call
5704 c_release_switch_bindings.
5705 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
5706 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5707 set label_context_stack_se. Call c_bindings_start_stmt_expr.
5708 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
5709 c_switch_stack. Don't walk label_context_stack_se labels. Don't
5710 set label_context_stack_se. Call c_bindings_end_stmt_expr.
5711 (c_begin_vm_scope, c_end_vm_scope): Don't define.
5712 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
5713 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
5714 (C_DECL_UNJUMPABLE_VM): Don't define.
5715 (C_DECL_UNDEFINABLE_VM): Don't define.
5716 (struct c_label_list): Don't define.
5717 (struct c_label_context_se): Don't define.
5718 (struct c_label_context_vm): Don't define.
5719 (struct c_spot_bindings): Declare.
5720 (c_bindings_start_stmt_expr): Declare.
5721 (c_bindings_end_stmt_expr): Declare.
5722 (lookup_label_for_goto): Declare.
5723 (c_get_switch_bindings, c_release_switch_bindings): Declare.
5724 (c_check_switch_jump_warnings): Declare.
5725 (label_context_stack_se, label_context_stack_vm): Don't declare.
5726 (c_finish_goto_label): Update declaration.
5727 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
5728 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
5729 (Warning Options): Document -Wjump-misses-init.
5731 2009-06-15 Jakub Jelinek <jakub@redhat.com>
5733 * tree-object-size.c (addr_object_size): Fix a pasto in the last
5736 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5738 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
5740 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5742 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
5744 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
5746 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
5748 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
5750 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
5751 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
5752 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
5753 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
5754 * dwarf2asm.c (dw2_force_const_mem): Update call to
5756 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
5757 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
5758 * langhooks.c (lhd_comdat_group): Remove.
5759 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
5760 * tree.h (DECL_COMDAT_GROUP): New.
5761 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
5762 (tree_decl_with_vis): Add comdat_group. Remove one_only.
5763 (make_decl_one_only): Change signature.
5764 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
5766 (make_decl_one_only): Change signature.
5767 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
5769 2009-06-15 Richard Guenther <rguenther@suse.de>
5772 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
5774 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5776 * tree-ssa-math-opts.c: Remove extra divide.
5778 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5780 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
5782 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5784 * passes.c: Add bswap pass.
5785 * tree-pass.h: Add pass_optimize_bswap declaration.
5786 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
5787 Include rtl.h, expr.h and optabs.h for optab_handler check.
5788 (struct symbolic_number, pass_optimize_bswap): New definition.
5789 (do_shift_rotate, verify_symbolic_number_p): New functions.
5790 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
5791 (gate_optimize_bswap): New function.
5792 * tree.c (widest_int_cst_value): New function.
5793 * tree.h (widest_int_cst_value): Prototype added.
5795 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
5797 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
5798 REG_EQUAL/REG_EQUIV notes.
5800 2009-06-14 Richard Guenther <rguenther@suse.de>
5803 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
5804 has its address taken if NRV was applied and it is addressable.
5805 * tree-ssa-structalias.c (get_constraint_for_address_of): New
5806 function split out from ...
5807 (get_constraint_for_1): ... here.
5808 (handle_rhs_call): Use it to mark the return slot escaped if
5809 it is addressable and NRV was applied.
5811 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5813 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
5814 Change first argument type to location_t.
5815 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
5816 Do not set input_location.
5817 Use loc instead of input_location throughout.
5819 2009-06-13 Richard Guenther <rguenther@suse.de>
5821 PR tree-optimization/40421
5822 * tree-predcom.c (should_unroll_loop_p): Remove.
5823 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
5825 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
5827 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5828 Add location argument.
5830 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
5832 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
5834 * config/s390/s390.c (s390_build_builtin_va_list): Same.
5835 (s390_gimplify_va_arg): Pass location to create_artificial_label.
5836 * config/spu/spu-protos.h: Add location to
5837 spu_resolve_overloaded_builtin.
5838 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
5839 spu_build_builtin_va_list.
5840 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
5841 argument. Pass location to build_function_call_vec.
5842 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
5844 (emit_fpu_switch): Same.
5845 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
5846 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
5847 to build_decl and create_artificial_label.
5848 (xtensa_gimplify_va_arg_expr): Same.
5849 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
5850 (xstormy16_gimplify_va_arg_expr): Same.
5851 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
5852 * config/arm/arm.c (arm_build_builtin_va_list): Same.
5853 * config/mips/mips.c (mips_build_builtin_va_list): Same.
5854 (mips16_build_function_stub): Same.
5855 (mips16_build_call_stub): Same.
5857 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
5860 * arm/constraints.md (Pa, Pb): New constraints.
5861 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
5862 split pattern to deal with them.
5864 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
5866 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
5867 fix index entry for -Xpreprocessor.
5869 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5871 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5872 Add location argument to build_decl call.
5873 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
5874 (rs6000_init_builtins): Same.
5875 (spe_init_builtins): Same.
5876 (rs6000_gimplify_va_arg): Add location argument to
5877 create_artificial_label call.
5879 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
5881 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
5882 * combine-stack-adj.c (pass_stack_adjustments): Use it.
5883 * Makefile.in: Fix GGC dependency for gcse.o.
5885 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
5887 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
5888 * gimple-pretty-print.c (dump_gimple_stmt): Same.
5889 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
5891 * c-parser.c (c_parser_binary_expression): Use current column while
5892 building binary operations.
5893 * common.opt (fshow-column): Enable by default.
5894 * tree-vrp.c (check_array_ref): Use warning_at.
5895 (check_array_bounds): Use location from call back if expr has no
5897 * tree.h: Add location argument to maybe_fold_*.
5898 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
5899 (maybe_fold_offset_to_array_ref): Add location argument and use it.
5900 (maybe_fold_offset_to_component_ref): Same.
5901 (maybe_fold_offset_to_reference): Same.
5902 (maybe_fold_offset_to_address): Same.
5903 (maybe_fold_stmt_indirect): Same.
5904 (maybe_fold_stmt_addition): Same.
5905 (fold_stmt_r): Pass location to maybe_fold_*.
5906 (fold_gimple_assign): Same.
5907 * c-tree.h: Add location argument to finish_decl,
5908 default_function_array_conversion, store_init_value.
5909 * c-decl.c (define_label): Use error_at.
5910 (c_make_fname_decl): Pass location to finish_decl.
5911 (finish_decl): New location argument.
5912 (build_compound_literal): Pass location to store_init_value.
5913 (grokdeclarator): Pass location to finish_decl.
5915 * c-typeck.c (array_to_pointer_conversion): New location argument.
5916 (function_to_pointer_conversion): Same.
5917 (default_function_array_conversion): Same.
5918 (parser_build_unary_op): Pass location to overflow_warning.
5919 (parser_build_binary_op): Same. Use warning_at.
5920 (build_unary_op): Pass location to array_to_pointer_conversion.
5921 (build_c_cast): Pass location to digest_init.
5922 (build_modify_expr): New location argument.
5923 (convert_for_assignment): Same.
5924 (store_init_value): Same.
5925 (digest_init): Same.
5926 (output_init_element): Pass location to digest_init and
5927 array_to_pointer_conversion.
5928 (c_finish_return): Pass location to convert_for_assignment.
5929 * gimplify.c (gimplify_conversion): Pass location to
5930 maybe_fold_offset_to_address.
5931 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
5932 to maybe_fold_stmt_addition.
5933 * c-omp.c (c_finish_omp_atomic): Pass new location to
5935 (c_finish_omp_for): Same.
5936 * c-common.c (overflow_warning): New argument.
5937 * c-common.h: New argument to build_modify_expr, overflow_warning.
5938 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
5940 (c_parser_initializer): Pass location to
5941 default_function_array_conversion.
5942 (c_parser_initelt): Same.
5943 (c_parser_initval): Same.
5944 (c_parser_asm_operands): Same.
5945 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
5946 (c_parser_conditional_expression): Same.
5947 (c_parser_binary_expression): Add location info to stack. Use it.
5948 (c_parser_unary_expression): Pass location to
5949 default_function_array_conversion, parser_build_unary_op,
5950 build_indirect_ref, c_parser_postfix_expression_after_primary.
5951 (c_parser_postfix_expression_after_primary): New location argument.
5953 (c_parser_expression_conv): Pass location to
5954 default_function_array_conversion.
5955 (c_parser_expr_list): Same.
5956 (c_parser_omp_atomic): Same.
5957 (c_parser_omp_for_loop): Same.
5958 * c-tree.h: (struct c_declarator): Add comment to id_loc.
5959 (build_array_declarator): New argument.
5960 * c-decl.c (build_array_declarator): Add location argument.
5961 (grokdeclarator): Set id_loc for cdk_array.
5962 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
5963 build_array_declarator.
5964 * tree.c (build_omp_clause): Add location argument.
5965 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
5966 (OMP_CLAUSE_LOCATION): New macro.
5967 (struct tree_omp_clause): Add location field.
5968 (build_omp_clause): Add argument.
5969 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
5970 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
5972 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
5973 (cp_parser_omp_clause_collapse): Same.
5974 (cp_parser_omp_clause_default): Same.
5975 (cp_parser_omp_clause_if): Same.
5976 (cp_parser_omp_clause_nowait): Same.
5977 (cp_parser_omp_clause_num_threads): Same.
5978 (cp_parser_omp_clause_ordered): Same.
5979 (cp_parser_omp_clause_schedule): Same.
5980 (cp_parser_omp_clause_untied): Same.
5981 (cp_parser_omp_for_loop): Same.
5982 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
5983 * c-tree.h (c_start_case): Add location argument.
5984 (c_process_expr_stmt): Same.
5985 (c_finish_goto_*): Same.
5986 * tree-parloops.c (initialize_reductions): Pass location to
5988 (create_parallel_loop): Same.
5989 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
5990 (gfc_trans_omp_reduction_list): Same.
5991 (gfc_trans_omp_clauses): Same.
5992 (gfc_trans_omp_do): Same.
5993 * c-typeck.c (c_finish_goto_label): Same.
5994 (c_finish_goto_ptr): New location argument.
5995 (c_start_case): Same.
5996 (emit_side_effect_warnings): Same.
5997 (c_process_expr_stmt): Same.
5998 (c_finish_stmt_expr): Same.
5999 (c_finish_omp_clauses): Use error_at instead of error.
6000 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
6002 * c-omp.c (c_split_parallel_clauses): New location argument.
6003 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
6004 to build_omp_clause.
6005 (convert_local_reference_stmt): Same.
6006 (convert_gimple_call): Same.
6007 * c-common.h (c_split_parallel_clauses): New argument.
6008 * c-parser.c (c_parser_statement_after_labels): Pass location to
6009 c_finish_goto_label.
6010 (c_parser_switch_statement): Pass location to c_start_case.
6011 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
6012 and c_process_expr_stmt.
6013 (c_parser_omp_variable_list): Add location argument.
6014 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
6015 (c_parser_omp_clause_default): Same.
6016 (c_parser_omp_clause_if): Same.
6017 (c_parser_omp_clause_num_threads): Same.
6018 (-c_parser_omp_clause_ordered): Same.
6019 (c_parser_omp_clause_reduction): Pass location to
6020 c_parser_omp_variable_list.
6021 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
6022 (c_parser_omp_clause_untied): Same.
6023 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
6024 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
6026 * c-tree.h (check_for_loop_decls, undeclared_variable,
6027 build_component_ref, build_array_ref, build_external_ref,
6028 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
6029 build_conditional_expr, build_compound_expr, c_cast_expr,
6030 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
6031 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
6033 * c-semantics.c (build_stmt): Same.
6034 (build_case_label): Same.
6035 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
6036 (undeclared_variable): New argument.
6038 (lookup_label): Pass location on down.
6039 (define_label): Same.
6040 (finish_decl): Same.
6041 (build_compound_literal): Same.
6042 (finish_struct): Same.
6043 (finish_function): Do not set location here.
6044 (check_for_loop_decls): New argument.
6045 * tree.c (save_expr): Set location.
6046 (build_empty_stmt): New argument.
6047 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
6048 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
6049 * builtins.c (gimplify_va_arg_expr): Use locations.
6050 (expand_builtin_sync_operation): Same.
6051 * c-typeck.c (build_component_ref): New argument.
6052 (build_array_ref): Same.
6053 (build_external_ref): Same.
6054 (c_expr_sizeof_expr): Same.
6055 (c_expr_sizeof_type): Same.
6056 (parser_build_unary_op): Same.
6057 (build_conditional_expr): Same.
6058 (build_compound_expr): Pass location on down.
6059 (build_compound_expr): New argument.
6060 (build_c_cast): Same.
6061 (c_cast_expr): Same.
6062 (build_asm_expr): Same.
6063 (c_finish_return): Same.
6064 (c_process_expr_stmt): Pass location on down.
6065 (c_finish_stmt_expr): New argument.
6066 (push_clenaup): Same.
6067 (c_finish_omp_parallel): Same.
6068 (c_finish_omp_task): Same.
6069 * gimplify.c (gimplify_call_expr): Pass location on down.
6070 * c-omp.c (c_finish_omp_master): New argument.
6071 (c_finish_omp_critical): Same.
6072 (c_finish_omp_ordered): Same.
6073 (c_finish_omp_barrier): Same.
6074 (-c_finish_omp_taskwait): Same.
6075 (c_finish_omp_atomic): Same.
6076 (c_finish_omp_flush): Same.
6077 * tree-inline.c (copy_tree_body_r): Pass location on down.
6078 (inline_forbidden_p): Remove use of input_location.
6079 * c-gimplify.c (c_build_bind_expr): New argument.
6080 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
6081 (c_sizeof_or_alignof_type): New argument.
6082 (c_alignof_expr): Same.
6083 (build_va_arg): Same.
6084 (c_add_case_label): Same.
6085 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
6086 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
6087 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
6088 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
6089 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
6090 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
6092 * stub-objc.c (objc_build_selector_expr): Same.
6093 (objc_build_throw_stmt): Same.
6094 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
6095 (c_parser_initelt): Same.
6096 (c_parser_compound_statement): Same.
6097 (c_parser_compound_statement_nostart): Same.
6098 (c_parser_label): Same.
6099 (c_parser_statement_after_labels): Same.
6100 (c_parser_if_body): Same.
6101 (c_parser_else_body): Same.
6102 (c_parser_if_statement): Same.
6103 (c_parser_switch_statement): Same.
6104 (c_parser_while_statement): Same.
6105 (c_parser_do_statement): Same.
6106 (c_parser_for_statement): Same.
6107 (c_parser_asm_statement): Same.
6108 (c_parser_conditional_expression): Same.
6109 (c_parser_binary_expression): Same.
6110 (c_parser_cast_expression): Same.
6111 (c_parser_unary_expression): Same.
6112 (c_parser_sizeof_expression): Same.
6113 (c_parser_alignof_expression): Same.
6114 (c_parser_postfix_expression): Same.
6115 (c_parser_expression): Same.
6116 (c_parser_objc_receiver): Same.
6117 (c_parser_omp_variable_list): Same.
6118 (c_parser_omp_structured_block): Same.
6119 (c_parser_omp_atomic): New argument.
6120 (c_parser_omp_barrier): Same.
6121 (c_parser_omp_critical): Same.
6122 (c_parser_omp_flush): Pass location on down.
6123 (c_parser_omp_for_loop): New argument.
6124 (c_parser_omp_for): Same.
6125 (c_parser_omp_master): Same.
6126 (c_parser_omp_ordered): Same.
6127 (c_parser_omp_sections_scope): Same.
6128 (c_parser_omp_sections): Same.
6129 (c_parser_omp_parallel): Same.
6130 (c_parser_omp_single): Same.
6131 (c_parser_omp_task): Same.
6132 (c_parser_omp_taskwait): Pass location on down.
6133 (c_parser_omp_construct): Same.
6134 (c_parser_omp_threadprivate): Same.
6135 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
6136 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
6137 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
6138 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
6139 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
6140 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
6141 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
6142 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
6143 config/i386/i386.c, stmt.c:
6144 Add location argument to the following function definitions and/or
6145 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
6146 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
6147 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
6148 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
6149 do_case, c_finish_bc_stmt, build_compound_literal,
6150 build_function_call.
6151 * c-decl.c (build_compound_literal): Add location argument.
6152 Make all diagnostic calls use location.
6153 (start_struct): Same.
6154 (finish_struct): Same.
6156 (build_enumerator): Same.
6157 (start_function): Same.
6158 (grokdeclarator): Make all diagnostic calls use location.
6159 (store_parm_decls_oldstyle): Same.
6160 * c-typeck.c (build_function_call): Add location argument.
6161 Make all diagnostic calls use location.
6163 (c_finish_bc_stmt): Same.
6164 * tree-nested.c (get_trampoline_type): Add argument.
6165 Pass location to build_decl.
6166 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
6167 * rtl.h (RTL_LOCATION): New.
6168 * c-common.c (c_add_case_label): Add location argument.
6169 Make all diagnostic calls use location.
6170 * c-common.h: Add location argument to make_fname_decl, do_case,
6171 c_add_case_label, build_function_call, resolve_overloaded_builtin.
6172 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
6173 Set it appropriately for every case. Pass enum_loc to start_enum
6174 call. Pass value_loc first to build_enumerator. Pass enum_loc to
6176 (c_parser_struct_or_union_specifier): Save location. Use it for
6177 start_struct, finish_struct, and parser_xref_tag.
6179 2009-06-12 Ian Lance Taylor <iant@google.com>
6181 * fold-const.c (fold_unary): Rename local variable and to and_expr.
6183 * c-opts.c (c_common_handle_option): For -Wc++-compat set
6184 cpp_opts->warn_cxx_operator_names.
6186 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
6189 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
6190 is returns NULL and OP is a VCE, look through the VCE.
6192 2009-06-12 Ian Lance Taylor <iant@google.com>
6195 * collect2.c (main): Use CONST_CAST2 in code inside #if
6196 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
6198 2009-06-12 Joey Ye <joey.ye@intel.com>
6201 * cfgexpand.c (get_decl_align_unit): Update
6202 max_used_stack_slot_alignment with align instead of
6203 stack_alignment_needed.
6205 * function.c (assign_stack_local_1): Update
6206 max_used_stack_slot_alignment with alignment_in_bits instead
6207 of stack_alignment_needed.
6208 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
6211 2009-06-12 Jakub Jelinek <jakub@redhat.com>
6213 * dwarf2out.c (last_var_location_insn): New variable.
6214 (dwarf2out_end_epilogue): Clear last_var_location_insn.
6215 (dwarf2out_var_location): Don't record anything after last real
6216 insn. Only change labels if there were any real instructions
6217 in between last note and this one, or if changed sections.
6219 2009-06-11 Richard Henderson <rth@redhat.com>
6221 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
6222 note when storing the frame pointer in a register.
6223 (FRP): Don't redefine to nothing for epilogue.
6224 (alpha_expand_epilogue): Mark register and sp restores.
6225 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
6227 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
6228 when gen_lowpart is needed.
6230 2009-06-11 Richard Henderson <rth@redhat.com>
6232 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
6234 * dwarf2out.c (need_data_align_sf_opcode): New.
6235 (div_data_align): Move earlier.
6236 (def_cfa_1, reg_save): Use it.
6238 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
6240 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
6241 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
6242 (ix86_handle_option): Handle OPT_mcrc32.
6243 (ix86_target_string): Add -mcrc32.
6244 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
6246 * config/i386/i386.h (TARGET_CRC32): New.
6248 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
6249 (sse4_2_crc32di): Likewise.
6251 * config/i386/i386.opt (mcrc32): New.
6253 * doc/invoke.texi: Document -mcrc32.
6255 2009-06-11 Richard Henderson <rth@redhat.com>
6257 * common.opt (gdwarf-): Accept a version number.
6258 * doc/invoke.texi (gdwarf-): Update docs.
6259 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
6260 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
6261 version level, and record it.
6263 * dwarf2.h (DW_CIE_VERSION): Remove.
6264 * dwarf2out.c (DWARF_VERSION): Remove.
6265 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
6266 (output_call_frame_info): Use CIE version 3 for dwarf3,
6267 or if the return register column is out of range for version 1.
6268 (dwarf_stack_op_name): Add all dwarf3 values.
6269 (DEBUG_PUBTYPES_SECTION): New.
6270 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
6271 encoding change for dwarf3.
6272 (output_die) [dw_val_class_die_ref]: Likewise.
6273 (output_compilation_unit_header): Emit correct version for dwarf3.
6274 (output_line_info): Likewise.
6275 (output_pubnames): Update for DWARF_VERSION removal.
6276 (output_aranges): Likewise.
6277 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
6278 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
6279 (dwarf2out_finish): Likewise.
6281 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6283 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
6286 2009-06-11 David Daney <ddaney@caviumnetworks.com>
6289 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
6290 * builtins.c (expand_builtin_unreachable): New function.
6291 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
6292 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
6293 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
6295 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
6296 searching for missing barriers.
6298 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6300 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
6301 when -fprofile-generate* was passed.
6302 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
6304 2009-06-11 Anthony Green <green@moxielogic.com>
6306 * config/moxie/moxie.md: Define length attribute for all instructions.
6308 (*b<cond:code>): Support limited branch ranges for new PC-relative
6309 branch instructions.
6310 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
6312 2009-06-11 Jakub Jelinek <jakub@redhat.com>
6314 * config/i386/i386.c (min_insn_size): Use get_attr_length
6315 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
6318 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
6319 instead of emit_insn_before.
6321 2009-06-10 Ian Lance Taylor <iant@google.com>
6324 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
6327 2009-06-10 Revital Eres <eres@il.ibm.com>
6329 * passes.c (init_optimization_passes): Reschedule
6330 predictive-commoning pass before complete unroll pass.
6332 2009-06-10 Martin Jambor <mjambor@suse.cz>
6334 * cgraph.c (cgraph_node_can_be_local_p): New function.
6335 (cgraph_make_node_local): New function.
6336 * cgraph.h (cgraph_node_can_be_local_p): Declare.
6337 (cgraph_make_node_local): Declare.
6339 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
6341 * tree.h (tree_base): Add packed_flag and user_align fields.
6342 Decrease size of spare field.
6343 (TYPE_USER_ALIGN): Use user_align from tree_base.
6344 (DECL_USER_ALIGN): Likewise.
6345 (TYPE_PACKED): Use packed_flag from tree_base.
6346 (DECL_PACKED): Likewise.
6347 (tree_type): Delete packed_flag and user_align fields. Widen
6348 precision field. Widen mode field and shuffle fields to align
6349 mode on an 8-bit boundary.
6350 (tree_decl_common): Delete decl_flag_1 and user_align fields.
6351 Renumber decl_flag_* fields. Fix comments. Widen
6352 decl_common_unused field.
6353 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
6354 (DECL_EXTERNAL): Likewise.
6355 (DECL_BIT_FIELD): Likewise.
6356 (DECL_NONADDRESSABLE_P): Likewise.
6357 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
6358 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
6360 2009-06-10 Ian Lance Taylor <iant@google.com>
6362 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
6363 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
6364 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
6365 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
6366 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
6367 DEF_VEC_ALLOC_FUNC_P.
6368 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
6369 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
6370 DEF_VEC_ALLOC_FUNC_O.
6371 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
6372 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
6373 DEF_VEC_ALLOC_FUNC_I.
6374 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
6375 (vec_stack_p_reserve_exact_1): Declare.
6376 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
6377 (vec_stack_free): Declare.
6378 (VEC_stack_alloc): Define.
6379 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
6380 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
6381 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
6382 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
6384 (stack_vecs): New static variable.
6385 (vec_stack_p_reserve_exact_1): New function.
6386 (vec_stack_o_reserve_1): New static function.
6387 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
6388 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
6389 (vec_stack_free): New function.
6390 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
6391 (VEC_df_ref_stack_alloc): Define.
6392 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
6393 DEF_VEC_ALLOC_P_STACK.
6394 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
6395 (struct df_collection_rec): Change _vec fields to VEC. Remove
6397 (df_free_collection_rec): Adjust for new fields.
6398 (df_insn_rescan): Use new df_collection_rec fields.
6399 (df_notes_rescan, df_canonize_collection_rec): Likewise.
6400 (df_ref_create_structure, df_ref_record): Likewise.
6401 (df_get_conditional_uses, df_get_call_refs): Likewise.
6402 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
6403 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
6404 (df_record_exit_block_uses, df_bb_verify): Likewise.
6405 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
6406 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
6407 Remove count parameter. Change return type to void. Change all
6409 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
6410 Remove count parameter. Change return type to void. Change all
6412 (df_install_refs): Change old_vec parameter to VEC. Remove count
6413 parameter. Change all callers.
6414 (df_install_mws): Change old_vec parameter to VEC. Remove count
6415 parameter. Change all callers.
6416 (df_refs_verify): Change new_rec parameter to VEC. Change call
6418 (df_mws_verify): Likewise.
6420 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
6422 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
6424 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
6426 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
6428 2009-06-10 Anthony Green <green@moxielogic.com>
6430 * config/moxie/crti.asm: New file.
6431 * config/moxie/crtn.asm: New file.
6432 * config/moxie/moxie.c: New file.
6433 * config/moxie/moxie.h: New file.
6434 * config/moxie/sfp-machine.h: New file.
6435 * config/moxie/moxie-protos.h: New file.
6436 * config/moxie/t-moxie: Created.
6437 * config/moxie/t-moxie-softfp: Created.
6438 * config/moxie/moxie.md: Created.
6439 * config/moxie/constraints.md: Created.
6440 * config.gcc: Add moxie support.
6441 * doc/md.texi (Machine Constraints): Add moxie constraints.
6442 * doc/contrib.texi (Contributors): Mention moxie port.
6443 * doc/install.texi (Specific): Mention the moxie port.
6445 2009-06-09 Ian Lance Taylor <iant@google.com>
6447 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
6449 * optabs.c (optab_table): Only use designated initializers if
6450 HAVE_DESIGNATED_INITIALIZERS is defined.
6451 (convert_optab_table): Likewise.
6452 (init_optabs): Always call init_insn_codes if
6453 HAVE_DESIGNATED_INITIALIZERS is not defined.
6455 2009-06-09 Ian Lance Taylor <iant@google.com>
6457 * targhooks.c (default_builtin_vectorized_function): Change fn
6458 parameter to unsigned int.
6459 (default_builtin_vectorized_conversion): Change code parameter to
6461 (default_builtin_reciprocal): Change fn parameter to unsigned int.
6462 * targhooks.h: Update declarations.
6463 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
6464 parameter to unsigned int.
6466 * c-typeck.c (comptypes_check_enum_int): New static function.
6467 (comptypes_internal): Add enum_and_int_p parameter. Change all
6469 (comp_target_types): Add location parameter. Change all callers.
6470 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
6472 (function_types_compatible_p, type_lists_compatible_p): Likewise.
6473 (build_conditional_expr): Add colon_loc parameter. Change all
6475 (convert_for_assignment): Add location parameter. Change all callers.
6476 * c-parser.c (c_parser_conditional_expression): Pass location of
6477 colon to build_conditional_expr.
6478 * c-tree.h (build_conditional_expr): Update declaration.
6480 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6482 * graphite.c: Revert previous patch.
6484 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
6487 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
6489 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
6491 * tree-ssa-loop-prefetch.c
6492 (loop_prefetch_arrays): Fixed a portability problem in printf format
6495 2009-06-09 Martin Jambor <mjambor@suse.cz>
6497 PR tree-optimization/40351
6498 * tree-sra.c (propagate_subacesses_accross_link): Check that a
6499 refrence to a potential artifical subaccess can be constructed.
6501 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
6503 * config/sh/sh-protos.h (sh_optimization_options): Declare.
6504 (sh_override_options): Likewise.
6505 * config/sh/sh.c: Include params.h.
6506 (sh_optimization_options): New.
6507 (sh_override_options): Likewise.
6508 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
6509 (OVERRIDE_OPTIONS): Use sh_override_options.
6511 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6513 * dwarf2out.c (emit_cfa_remember): New variable.
6514 (add_fde_cfi): If emit_cfa_remember, recurse to add
6515 DW_CFA_remember_state first.
6516 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
6517 instead just set emit_cfa_remember.
6519 2009-06-08 Jan Hubicka <jh@suse.cz>
6522 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
6524 2009-06-08 Jan Hubicka <jh@suse.cz>
6527 * cgraphunit.c (save_inline_function_body): Do not copy transform
6528 hooks for saved inline bodies.
6529 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
6532 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
6534 * jump.c (returnjump_p): Handle delayed branches. Add missing
6537 2009-06-08 Jan Hubicka <jh@suse.cz>
6540 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
6541 original node might've been modified.
6542 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
6544 2009-06-08 Jakub Jelinek <jakub@redhat.com>
6546 * tree-object-size.c (addr_object_size): Add OSI argument.
6547 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
6548 (compute_builtin_object_size, expr_object_size): Adjust callers.
6549 (plus_stmt_object_size): Call addr_object_size instead of
6550 compute_builtin_object_size.
6552 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
6553 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6555 * tree-ssa-loop-prefetch.c
6556 (gather_memory_references): Introduced a counter for the number of
6558 (anything_to_prefetch_p): Introduced a counter for the number of
6560 (is_loop_prefetching_profitable): New function with a cost model
6562 (loop_prefetch_arrays): Use the new cost model to determine if
6563 prefetching is profitable.
6564 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
6565 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6566 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
6567 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6568 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
6569 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
6571 2009-06-08 Michael Matz <matz@suse.de>
6574 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
6575 partitions use the same.
6576 (expand_one_var): Deal with DECL_RTL sometimes begin set also
6577 for basevars of SSA_NAMEs.
6578 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
6579 to not expand them twice.
6580 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
6583 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
6585 * common.opt (fcompare-debug=, fcompare-debug-second): New.
6586 (fdump-final-insns=, gtoggle): New.
6587 * doc/invoke.texi: Document them.
6588 * final.c (rest_of_clean_state): Dump final insn stream.
6589 * gcc.c (invoke_as): Hook in -fcompare-debug.
6590 (static_spec_functions): Add compare-debug-dump-opt,
6591 compare-debug-self-opt and compare-debug-auxbase-opt.
6592 (compare_debug, compare_debug_second, compare_debug_opt): New.
6593 (switches_debug_check, n_switches_debug_check): New.
6594 (debug_auxbase_opt, debug_check_temp_file): New.
6595 (process_command): Handle -fno-compare-debug, -fcompare-debug and
6597 (do_self_spec): Handle arguments after switches.
6598 (do_spec_1): Add .gk extension to temp file basenames for compare.
6599 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
6600 (cc1_options): Use it instead of normal auxbase computation for
6601 the second compare-debug compilation.
6602 (compare_files): New.
6603 (main): Set up and implement compare debug mode.
6604 (compare_debug_dump_opt_spec_function): New.
6605 (compare_debug_self_opt_spec_function): New.
6606 (compare_debug_auxbase_opt_spec_function): New.
6607 * toplev.c (process_options): Handle flag_gtoggle,
6608 flag_dump_final_insns.
6609 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
6610 during -fcompare-debug-second compilation.
6612 2009-06-07 Ian Lance Taylor <iant@google.com>
6614 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
6615 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
6617 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
6618 with no default node. Change warning with %H to warning_at.
6619 Don't clear warn_switch around case checking.
6620 * doc/invoke.texi (Warning Options): Clarify distinction between
6621 -Wswitch and -Wswitch-enum.
6623 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6625 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
6627 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6629 * gbl-ctors.h: Add header guard.
6631 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6633 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
6634 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
6635 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
6636 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
6637 prototypes for removed functions.
6638 (expressions_equal_p): Move to ...
6639 * tree-ssa-sccvn.h: ... here and ...
6640 * matrix-reorg.c: ... adjust includes.
6642 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6644 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
6646 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6648 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
6649 (finish_function): Remove erroneous whitespace.
6651 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6653 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
6654 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
6656 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6658 * errors.c (internal_error): Commentary typo fix.
6659 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
6660 * tree-ssa-pre.c: Ditto.
6662 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
6664 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
6665 them is supposed to hold actual statements.
6667 2009-06-06 Ian Lance Taylor <iant@google.com>
6669 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
6670 empty statements can now have attributes.
6672 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
6674 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
6675 * config/mips/mips.md: Ditto.
6677 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6679 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
6681 (__eabi_uconvert): Likewise.
6683 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
6685 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
6686 CFI_* definitions with IN_GCC.
6688 2009-06-05 David Edelsohn <edelsohn@gnu.org>
6690 * xcoffout.h (xcoffout_source_line): Update prototype.
6692 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6694 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
6695 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
6697 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6700 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
6701 inlined_function_outer_scope_p blocks for artificial inlines
6703 * tree.c (tree_nonartificial_location): Rewrite using
6704 block_nonartificial_location.
6706 2009-06-05 Revital Eres <eres@il.ibm.com>
6707 Leehod Baruch <leehod@il.ibm.com>
6709 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
6710 (expand_expr_real_1): Remove comment.
6711 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6712 Vectorize misaligned access when the target supports it.
6713 (vect_supportable_dr_alignment): Check for unaligned access support.
6714 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
6717 2009-06-05 Julian Brown <julian@codesourcery.com>
6719 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
6720 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
6722 2009-06-05 Richard Guenther <rguenther@suse.de>
6725 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
6728 2009-06-05 Jakub Jelinek <jakub@redhat.com>
6730 * config/s390/s390.c (global_not_special_regno_p): New static inline.
6731 (save_gprs): Don't tell unwinder when a global register is saved.
6732 (s390_emit_epilogue): Emit needed epilogue unwind info.
6734 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6736 * dwarf2out.c (deferred_asm_name): New.
6737 (add_name_and_src_coords_attributes): Defer creation of
6738 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
6740 (move_linkage_attr): New.
6741 (dwarf2out_finish): Revisit deferrals and emit attributes at the
6744 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
6746 * tree-nested.c (finalize_nesting_tree_1): Declare the
6747 frame_decl in the binding tree.
6749 2009-06-04 Cary Coutant <ccoutant@google.com>
6751 * basic-block.h (struct basic_block_def): Add discriminator field.
6752 * dbxout.c (dbxout_source_line): Add new parameter. Change all
6754 * debug.c (do_nothing_debug_hooks): Add additional entry.
6755 (debug_nothing_int_charstar_int): New function.
6756 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
6757 (debug_nothing_int_charstar_int): New declaration.
6758 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
6759 discriminator value in .loc directive.
6760 * final.c (last_discriminator): New variable.
6761 (discriminator): New variable.
6762 (final_start_function): Initialize above variables, pass current
6763 discriminator to debug hook.
6764 (notice_source_line): Check for discriminator change.
6765 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
6766 * sdbout.c (sdbout_source_line): New parameter.
6767 * tree-cfg.c (struct locus_discrim_map): New structure type.
6768 (discriminator_per_locus): New hash table.
6769 (build_gimple_cfg): Allocate and free discriminator hash table.
6770 (make_edges): Call assign_discriminator.
6771 (locus_map_hash): New function.
6772 (locus_map_eq): New function.
6773 (next_discriminator_for_locus): New function.
6774 (same_line_p): New function.
6775 (assign_discriminator): New function.
6776 (make_cond_expr_edges): Call assign_discriminator.
6777 (make_gimple_switch_edges): Likewise.
6778 (first_non_label_stmt): New function.
6779 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
6781 * xcoffout.c (xcoffout_source_line): Add new parameter.
6783 * configure.ac (gcc_cv_as_discriminator): New configury check for
6784 gas support for discriminator.
6785 * configure: Regenerate.
6786 * config.in: Regenerate.
6788 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6790 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
6791 val after checking for integers.
6793 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
6795 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
6797 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
6798 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
6799 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
6800 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
6801 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
6802 X64_SSE_REGPARM_MAX.
6803 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
6804 X64_SSE_REGPARM_MAX.
6806 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6808 * gcc.c (report_times_to_file): New.
6809 (execute): Implement it.
6810 (process_command): Support -time=.
6811 * doc/invoke.texi: Document it.
6813 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6815 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
6816 that have value exprs.
6818 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
6820 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
6821 declarations for constants until...
6822 (dw2_output_indirect_constant_1): ... this point.
6824 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
6827 * arm.md (arm_addsi3): Don't try to split an add with an
6828 eliminable register until after reload has completed.
6830 2009-06-03 Ian Lance Taylor <iant@google.com>
6832 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
6833 * genattrtab.c (write_length_unit_log): Likewise.
6834 * genchecksum.c (dosum): Likewise.
6835 * gengtype.c (write_rtx_next): Likewise.
6836 (finish_root_table, write_roots): Likewise.
6837 * gimple.c (gimple_ops_offset_): Likewise.
6838 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
6839 * config/arc/arc.c (arc_attribute_table): Likewise.
6840 * config/arm/arm.c (arm_attribute_table): Likewise.
6841 * config/avr/avr.c (avr_attribute_table): Likewise.
6842 * config/crx/crx.c (crx_attribute_table): Likewise.
6843 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
6844 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
6845 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
6846 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
6847 * config/sh/sh.c (sh_attribute_table): Likewise.
6848 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
6849 * config/spu/spu.c (spu_attribute_table): Likewise.
6850 * config/v850/v850.c (v850_attribute_table): Likewise.
6852 * config/alpha/alpha.c (vms_attribute_table): Make static.
6853 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
6854 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
6855 * config/mips/mips.c (mips_attribute_table): Likewise.
6857 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
6859 (cc1-checksum.o): Likewise.
6861 2009-06-03 Steve Ellcey <sje@cup.hp.com>
6863 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
6865 2009-06-03 Jakub Jelinek <jakub@redhat.com>
6867 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
6868 insn if it is changing sp. Use gen_add3_insn instead of
6869 conditionally gen_addsi3 and gen_adddi3.
6870 (offset_below_red_zone_p): New static inline function.
6871 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
6872 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
6873 * config/rs6000/ppc-asm.h: Include auto-host.h.
6874 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
6875 CFI_RESTORE): Define.
6876 * config/rs6000/crtresxgpr.asm: Add unwind info.
6877 * config/rs6000/crtresxfpr.asm: Likewise.
6878 * config/rs6000/crtresgpr.asm: Likewise.
6879 * config/rs6000/crtresfpr.asm: Likewise.
6880 * config/rs6000/crtsavgpr.asm: Likewise.
6881 * config/rs6000/crtsavfpr.asm: Likewise.
6883 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
6884 argument of DWARF2_FRAME_REG_OUT macros.
6886 2009-06-03 Julian Brown <julian@codesourcery.com>
6888 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
6889 words or less (including TImode) in core registers.
6891 2009-06-03 Richard Guenther <rguenther@suse.de>
6894 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
6896 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
6898 * statistics.c (statistics_counter_event): Do not record event
6899 in pass dump if its number == -1.
6900 (curr_statistics_hash): Add assert that we never get passes
6901 with static number == -1.
6903 2009-06-03 Richard Guenther <rguenther@suse.de>
6904 Andrey Belevantsev <abel@ispras.ru>
6906 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
6907 non-BLKmode arrays addressable.
6909 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
6911 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
6912 * config/m68k/m68k.h: ... here.
6913 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
6916 2009-06-03 Martin Jambor <mjambor@suse.cz>
6918 PR tree-optimization/40323
6919 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
6922 2009-06-03 Richard Guenther <rguenther@suse.de>
6924 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
6927 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
6929 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6930 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
6931 JUMP_TABLE_DATA_P where applicable.
6932 * config/sh/sh.c: Ditto.
6933 * config/sh/sh.h: Ditto.
6934 * config/sh/sh.md: Ditto.
6935 * config/sh/symbian.c: Ditto.
6937 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
6939 * config/i386/driver-i386.c (describe_cache): Optimize
6940 concatenation of strings. Use snprintf instead of sprintf.
6941 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
6942 target when not compiling with GCC.
6944 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
6946 * config/sh/sh.c: Revert last change.
6947 (sh_expand_epilogue): Emit a blockage insn before the frame
6948 pointer adjustment unconditionally.
6950 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6952 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
6953 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
6954 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
6955 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
6956 to COLLECT_GCC_OPTIONS.
6958 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6960 * collect2.c (target_system_root): New variable.
6961 (main): Handle --sysroot=.
6962 (ignore_library): Strip the sysroot from the library path.
6964 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6966 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
6967 (collect2.o): Depend on collect2-aix.h.
6968 (collect2-aix.o): New rule.
6969 * collect2-aix.h: New file.
6970 * collect2-aix.c: Likewise.
6971 * collect2.c: Include collect2-aix.h. Don't undefine
6972 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
6973 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
6974 Use TARGET_AIX_VERSION instead of _AIX51.
6975 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
6976 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
6977 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
6978 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
6979 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
6981 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6983 * collect2.c (ignore_library): Avoid premature post-increment
6986 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
6988 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
6989 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
6990 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
6991 CROSS_DIRECTORY_STRUCTURE too.
6992 (LINK_LIBG_SPEC): Likewise.
6993 (LIB_SPEC): Add %R to sysroot paths.
6994 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
6995 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
6996 * config/rs6000/aix51.h: As for aix43.h.
6997 * config/rs6000/aix52.h: Likewise.
6998 * config/rs6000/aix53.h: Likewise.
6999 * config/rs6000/aix61.h: Likewise.
7000 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
7001 to the beginning of sysroot paths.
7003 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7005 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
7006 INSN_LISTs that are out of the REG_NOTE range.
7008 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7010 * loop-unroll.c (struct iv_to_split): Add pointer to next.
7011 (struct var_to_expand): Likewise.
7012 (struct opt_info): Add head and tail for linked lists of the above.
7013 (analyze_insn_to_expand_var): Initialize next.
7014 (analyze_iv_to_split_insn): Likewise.
7015 (analyze_insns_in_loop): Create linked lists.
7016 (allocate_basic_variable): Simplify for use without hash table.
7017 (insert_var_expansion_initialization): Likewise, make it type-safer.
7018 (combine_var_copies_in_loop_exit): Likewise.
7019 (apply_opt_in_copies): Walk lists rather than hash tables.
7020 (release_var_copies): Simplified and inlined by hand into...
7021 (free_opt_info): ... this function.
7023 2009-06-02 Richard Guenther <rguenther@suse.de>
7025 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
7028 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7030 * cfgexpand.c (gimple_expand_cfg): Discard the source location
7031 only for builtins that are not overridden.
7033 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7035 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
7038 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7040 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
7042 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7044 * combine.c (move_deaths): Compare LUIDs within the same BB only.
7046 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
7048 * common.opt (fdump-unnumbered-links): New.
7049 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
7050 * print-rtl.c (flag_dump_unnumbered_links): New.
7051 (print_rtx): Test it.
7053 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
7055 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
7056 push/pop multiple to 8-byte alignment.
7058 2009-06-01 Jakub Jelinek <jakub@redhat.com>
7060 * config/i386/i386.c (queued_cfa_restores): New static variable.
7061 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
7063 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
7064 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
7065 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
7066 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
7067 note unconditionally.
7068 (ix86_emit_restore_regs_using_mov): Likewise.
7069 (ix86_emit_restore_sse_regs_using_mov): Likewise.
7070 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
7071 it through to ix86_emit_restore_reg_using_pop.
7072 (ix86_emit_leave): Add RED_OFFSET argument. Call
7073 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
7074 instead of adding REG_CFA_OFFSET note unconditionally.
7075 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
7076 the above functions. Call ix86_add_queued_cfa_restore_notes when
7079 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
7080 force output of the label even for dwarf2out_do_cfi_asm.
7081 (add_fde_cfi): If -g2 and above and cfi might change CFA,
7082 force creation of CFI label and chain DW_CFA_set_loc jumping to it
7083 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
7085 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
7086 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
7087 dwarf2out_cfi_label callers.
7088 * tree.h (dwarf2out_cfi_label): Adjust prototype.
7089 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
7090 Adjust dwarf2out_cfi_label callers.
7091 * config/vax/vax.c (vax_output_function_prologue): Likewise.
7093 * config/i386/i386.h (struct machine_cfa_state,
7094 struct machine_function): Guard with ifndef USED_FOR_TARGET
7095 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
7098 * emutls.c (__emutls_get_address): Change arr->size to mean number
7099 of allocated arr->data entries instead of # of slots + 1.
7102 * recog.c (peep2_reinit_state): New function.
7103 (peephole2_init_state): Use it at the end of a basic block and also
7104 when seeing a RTX_FRAME_RELATED_P insn.
7106 2009-06-01 Steve Ellcey <sje@cup.hp.com>
7108 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
7109 fixuns_truncrfdi2): New.
7110 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
7111 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
7112 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
7113 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
7114 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
7115 *recip_approx): Remove.
7116 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
7117 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
7118 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
7120 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
7123 2009-06-01 Ian Lance Taylor <iant@google.com>
7125 * attribs.c (register_attribute): Use CONST_CAST.
7126 * collect2.c (main): Use CONST_CAST2.
7127 (scan_prog_file): Likewise.
7128 * gcc.c (process_command, main): Likewise.
7129 * toplev.c (toplev_main): Likewise.
7131 * c-typeck.c (handle_warn_cast_qual): New static function,
7132 partially broken out of build_c_cast.
7133 (build_c_cast): Call handle_warn_cast_qual.
7134 * doc/invoke.texi (Warning Options): Document new effect of
7137 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
7139 * diagnostic.c (diagnostic_build_prefix): Always print columns.
7140 (diagnostic_report_current_module): Print columns.
7141 * common.opt (flag_show_column): Enable by default.
7143 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
7145 * alias.c (find_base_term): Check for NULL term before returning.
7147 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7149 Revert due to PR40320:
7150 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7151 * calls.c (emit_library_call_value_1): Don't force_operand for move
7154 2009-06-01 Olivier Hainque <hainque@adacore.com>
7155 Eric Botcazou <ebotcazou@adacore.com>
7157 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
7158 to be processed as a bitfield for constructor output purposes.
7159 * output.h (initializer_constant_valid_for_bitfield_p): Declare
7161 * varasm.c (oc_local_state): New type, output_constructor
7162 local state to support communication with helpers.
7163 (oc_outer_state): New type, output_constructor outer state of
7164 relevance in recursive calls.
7165 (output_constructor_array_range): New output_constructor helper,
7166 extracted code for an array range element.
7167 (output_constructor_regular_field): New output_constructor helper,
7168 extracted code for an element that is not a bitfield.
7169 (output_constructor_bitfield): New output_constructor helper,
7170 extracted code for a bitfield element. Accept an OUTER state
7171 argument for recursive processing. Recurse on record or array
7172 CONSTRUCTOR values, possibly past noop conversions.
7173 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
7174 VALUE is a valid constant-valued expression for use in a static
7175 bit-field initializer.
7176 (output_constructor): Rework to use helpers. Accept and honor an
7177 OUTER state argument for recursive calls. Return total size. Be
7178 prepared for nested constructors initializing bitfields.
7179 (output_constant): Feed OUTER in calls to output_constructor.
7181 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
7183 * calls.c (emit_library_call_value_1): Don't force_operand for move
7186 2009-06-01 Nick Clifton <nickc@redhat.com>
7188 * doc/invoke.texi (IA-64 Options): Fix typo.
7190 2009-06-01 Ira Rosen <irar@il.ibm.com>
7192 PR tree-optimization/39129
7193 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
7195 (vect_do_peeling_for_loop_bound): Use
7196 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7197 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7198 (vect_loop_versioning): Likewise.
7199 (vect_create_cond_for_alias_checks): Fix indentation.
7200 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
7202 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
7203 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
7204 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
7205 "control flow in loop".
7206 (vect_estimate_min_profitable_iters): Use
7207 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
7208 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
7209 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
7210 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
7211 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
7212 statement belongs to a group of strided accesses with the exact code
7214 (vectorizable_load): Likewise.
7215 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
7216 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
7218 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
7220 * config/freebsd-stdint.h: New file.
7221 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
7222 Add freebsd-stdint.h to tm_file.
7224 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
7226 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
7227 (thumb2_extendhidi2): Likewise.
7229 2009-05-31 Ian Lance Taylor <iant@google.com>
7231 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
7233 2009-05-31 Ian Lance Taylor <iant@google.com>
7235 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
7236 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
7237 (ipa-reference.o): Depend upon gt-ipa-reference.h.
7239 2009-05-31 Jason Merrill <jason@redhat.com>
7241 * tree-pretty-print.c (print_call_name): Take the callee, not the
7242 call itself. Make non-static. Use dump_function_name for functions.
7243 (dump_generic_node): Adjust.
7244 * diagnostic.h: Declare print_call_name.
7245 * gimple-pretty-print.c (dump_gimple_call): Use it.
7247 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7249 * config/sh/sh.md (ashldi3_std): New define_expand.
7252 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
7255 * config/sh/sh.c: Include debug.h.
7256 (sh_expand_epilogue): Emit a blockage insn before the frame
7257 pointer adjustment also when dwarf2out_do_frame returns true.
7259 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
7261 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
7262 (thumb2_extendqidi2): New pattern.
7264 2009-05-31 Ira Rosen <irar@il.ibm.com>
7266 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
7267 mark phis for renaming.
7268 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
7269 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
7270 Call mark_sym_for_renaming.
7271 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
7272 * tree-vect-loop.c (vect_transform_loop): Remove
7273 vect_memsyms_to_rename initialization and a call to
7274 mark_set_for_renaming.
7276 2009-05-31 Jakub Jelinek <jakub@redhat.com>
7279 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
7280 frame related even if !set_cfa && style < 0.
7282 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
7284 * config/i386/mingw-tls.c: New file.
7285 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
7286 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
7287 defining _WIN32 but not __CYGWIN__.
7289 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7291 * configure.ac: Add MPC support.
7293 * config.in, configure: Regenerate.
7295 2009-05-29 Richard Henderson <rth@redhat.com>
7297 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
7298 NOTE_INSN_BASIC_BLOCK.
7299 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
7300 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
7301 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
7303 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
7305 (add_cfi): Disable check redefining cfa away from drap.
7306 (lookup_cfa_1): Add remember argument; handle remember/restore.
7307 (lookup_cfa): Pass remember argument.
7308 (cfa_remember): New.
7309 (compute_barrier_args_size_1): Remove sibcall check.
7310 (dwarf2out_frame_debug_def_cfa): New.
7311 (dwarf2out_frame_debug_adjust_cfa): New.
7312 (dwarf2out_frame_debug_cfa_offset): New.
7313 (dwarf2out_frame_debug_cfa_register): New.
7314 (dwarf2out_frame_debug_cfa_restore): New.
7315 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
7316 (dwarf2out_begin_epilogue): New.
7317 (dwarf2out_frame_debug_restore_state): New.
7318 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
7319 DW_CFA_restore_state.
7320 (output_cfi_directive): Likewise.
7321 (convert_cfa_to_fb_loc_list): Likewise.
7322 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
7323 * dwarf2out.h: Update.
7324 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
7325 (copy_insn_1): Early out for null.
7326 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
7327 and dwarf2out_frame_debug_restore_state.
7328 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
7329 (prologue_insn_hash, epilogue_insn_hash): New.
7330 (free_after_compilation): Adjust freeing accordingly.
7331 (record_insns): Create hash table if needed; push insns into
7332 hash instead of array.
7333 (maybe_copy_epilogue_insn): New.
7334 (contains): Search hash table instead of array.
7335 (sibcall_epilogue_contains): Remove.
7336 (thread_prologue_and_epilogue_insns): Split eh_return insns
7337 and mark them as epilogues.
7338 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
7339 scanning in terms of basic blocks.
7340 * insn-notes.def (CFA_RESTORE_STATE): New.
7341 * jump.c (returnjump_p_1): Accept EH_RETURN.
7342 (eh_returnjump_p_1, eh_returnjump_p): New.
7343 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
7344 CFA_REGISTER, CFA_RESTORE): New.
7345 * rtl.def (EH_RETURN): New.
7346 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
7348 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
7349 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
7351 * config/i386/i386.c (gen_push): Update cfa state.
7352 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
7353 add a CFA_ADJUST_CFA note.
7354 (ix86_dwarf_handle_frame_unspec): Remove.
7355 (ix86_expand_prologue): Update cfa state.
7356 (ix86_emit_restore_reg_using_pop): New.
7357 (ix86_emit_restore_regs_using_pop): New.
7358 (ix86_emit_leave): New.
7359 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
7360 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
7361 * config/i386/i386.h (struct machine_cfa_state): New.
7362 (ix86_cfa_state): New.
7363 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
7364 (eh_return_internal): Merge from eh_return_<mode>,
7365 use eh_return rtx, split w/ epilogue.
7367 2009-05-29 Ian Lance Taylor <iant@google.com>
7369 * builtins.c (validate_gimple_arglist): Don't use va_arg with
7371 * calls.c (emit_library_call_value_1): Likewise.
7373 * c-typeck.c (c_build_va_arg): New function.
7374 * c-tree.h (c_build_va_arg): Declare.
7375 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
7376 instead of build_va_arg.
7378 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
7380 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
7381 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
7382 (ptr_difference_cost): Use affine combinations to compute it.
7383 (difference_cost): Likewise.
7384 (get_computation_cost_at): Compute more accurate cost for addresses
7385 if the ratio is a multiplier allowed in addresses.
7386 For non-addresses, consider that an additional offset or symbol is
7389 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7391 * config/i386/i386.c (ix86_decompose_address): Avoid useless
7392 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
7394 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
7395 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
7396 (prefix_rex): For UNIT_MMX don't imply the prefix by default
7398 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
7399 to 1 for TYPE_SSE{IADD1,CVT1}.
7400 (prefix_vex_imm8): Removed.
7401 (length_vex): Only pass 1 as second argument to
7402 ix86_attr_length_vex_default if prefix_extra is 0.
7403 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
7404 (length): For prefix vex computation use length_immediate
7405 attribute instead of prefix_vex_imm8.
7406 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
7407 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
7408 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
7409 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
7410 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
7411 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
7412 a space in between the operands.
7413 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
7414 if one operand is 0xff and the other one si, di, bp or sp.
7415 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
7416 other one si, di, bp or sp.
7417 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
7418 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
7419 type and mode attributes.
7420 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
7421 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
7422 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
7423 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
7424 prefix_data16 attribute iff MODE_DF.
7425 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
7426 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
7427 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
7428 constm128_operand in length_immediate computation.
7429 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
7430 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
7431 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
7432 length_immediate attribute to 1.
7433 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
7434 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
7435 for certain alternatives.
7436 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
7437 prefix_data16 attribute if MODE_V1DF.
7438 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
7439 length_immediate to 1.
7440 (set_got_rex64, set_rip_rex64): Remove length attribute, set
7441 length_address to 4, set mode attribute to MODE_DI.
7442 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
7443 (fxam<mode>2_i387): Set length attribute to 4.
7444 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
7445 *prefetch_3dnow_rex): Override length_address attribute.
7446 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
7448 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
7449 (constm128_operand): Removed.
7450 * config/i386/i386.c (memory_address_length): For
7451 disp && !index && !base in 64-bit mode account for SIB byte if
7452 print_operand_address can't optimize disp32 into disp32(%rip)
7453 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
7454 for fs: or gs: segment.
7455 (ix86_attr_length_immediate_default): When checking if shortform
7456 is possible, truncate immediate to the length of the non-shortened
7458 (ix86_attr_length_address_default): Ignore MEM_P operands
7460 (ix86_attr_length_vex_default): Only check for DImode on
7461 GENERAL_REG_P operands.
7462 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
7463 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
7464 (sse_cvttps2pi): Clear prefix_rep attribute.
7465 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
7467 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
7468 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
7469 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
7470 iff operand 2 is const_int_operand.
7471 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
7472 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
7473 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
7475 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
7477 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
7478 prefix_data16 attribute for movlpd and movhpd instructions.
7479 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
7480 length_immediate for shufpd instruction.
7481 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
7482 (avx_cmpp<avxmodesuffixf2c><mode>3,
7483 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
7484 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
7485 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
7486 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
7487 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
7488 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
7489 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
7490 prefix_data16 attribute for the first alternative to 1.
7491 (*avx_loadlps): Override length_immediate for the first alternative.
7492 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
7493 attributes for second alternative.
7494 (*vec_concatv2sf_sse4_1): Override length_immediate and
7495 prefix_data16 attributes for second alternative.
7496 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
7497 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
7498 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
7499 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
7500 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
7501 prefix_data16 and length_immediate to 1.
7502 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
7504 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
7505 prefix_extra attribute for variants that don't have 0f prefix alone.
7506 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
7507 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
7508 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
7509 *sse4_1_pextrd): Set length_immediate to 1.
7510 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
7511 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
7513 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
7514 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
7515 length_immediate to 1 for second alternative.
7516 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
7517 prefix_extra and length_immediate attributes for the first
7519 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
7521 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
7522 to 1 for the first and third alternative.
7523 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
7525 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
7527 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
7529 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
7530 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
7531 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
7532 *avx_psign<mode>3): Set prefix_extra attribute to 1.
7533 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
7534 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
7535 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
7536 ssse3_psign<mode>3): Override prefix_rex attribute.
7537 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
7538 (ssse3_palignrti): Override length_immediate to 1.
7539 (ssse3_palignrdi): Override length_immediate to 1, override
7540 prefix_rex attribute.
7541 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
7542 (sse4a_extrqi): Override length_immediate to 2.
7543 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
7544 (sse4a_insertq): Override prefix_data16 to 0.
7545 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
7546 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
7547 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
7548 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
7549 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
7550 and length_immediate to 1.
7551 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
7552 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
7553 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
7554 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
7555 and length_immediate to 1.
7556 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
7557 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
7558 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
7559 avx_ptest256): Override prefix_extra to 1.
7560 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
7561 Override prefix_data16 and length_immediate to 1.
7562 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
7563 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
7564 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
7565 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
7566 prefix_data16 to 0 and prefix_extra to 2.
7567 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
7568 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
7570 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
7571 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
7572 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
7573 and prefix_extra to 2.
7574 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
7575 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
7576 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
7577 avx_vpermilvar<mode>3,
7578 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
7579 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
7580 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
7581 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
7582 Override prefix_extra to 1.
7583 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
7584 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
7585 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
7586 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
7587 prefix_extra and length_immediate to 1.
7588 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
7590 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
7591 to 1 for the first alternative.
7592 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
7593 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
7595 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
7596 *movv2sf_internal_avx, *movv2sf_internal): Override
7597 prefix_rep attribute for certain alternatives.
7598 (*mov<mode>_internal): Override prefix_rep or prefix_data16
7599 attributes for certain alternatives.
7600 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
7601 attributes for certain alternatives.
7602 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
7603 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
7604 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
7605 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
7606 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
7607 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
7608 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
7609 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
7610 length_immediate to 1 if operand 2 is const_int_operand.
7611 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
7612 *vec_extractv2si_1): Set length_immediate attribute to 1.
7613 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
7614 using old 3DNOW insn rather than SSE/3DNOW_A.
7615 (mmx_emms, mmx_femms): Clear modrm attribute.
7617 2009-05-29 Martin Jambor <mjambor@suse.cz>
7619 * tree-sra.c: New implementation of SRA.
7621 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
7622 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
7623 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
7624 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
7625 (SRA_MAX_STRUCTURE_COUNT): Removed.
7626 (SRA_FIELD_STRUCTURE_RATIO): Removed.
7627 * doc/invoke.texi (sra-max-structure-size): Removed.
7628 (sra-field-structure-ratio): Removed.
7630 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7633 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
7636 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
7638 PR rtl-optimization/40101
7639 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
7640 seqno. Adjust comment.
7641 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
7642 inserting bookkeeping before a jump, the jump is not scheduled.
7643 When no positive seqno found, provide a value. Add comment.
7645 2009-05-29 Richard Guenther <rguenther@suse.de>
7647 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
7648 short-cutting on the first component.
7650 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7653 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
7654 for trees other than decls/types.
7656 2009-05-29 Richard Guenther <rguenther@suse.de>
7658 * tree-ssa-operands.c (get_expr_operands): Do not handle
7659 INDIRECT_REFs in the handled-component case. Remove
7660 unused get_ref_base_and_extent case.
7661 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
7662 tree_low_cst and host_integerp where possible.
7663 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
7664 codes for equivalence.
7665 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
7667 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
7669 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
7670 to tmake_file for i[34567]86-*-cygwin*.
7672 2009-05-29 Jakub Jelinek <jakub@redhat.com>
7675 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
7676 (altivec_categorize_keyword, init_vector_keywords,
7677 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
7680 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
7682 * tree.c (handle_dll_attribute): Check if node is
7683 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
7685 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
7687 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
7689 (thumb2_zero_extendqidi2): Likewise.
7691 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
7693 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
7694 instead of gen_movrt.
7695 * config/sh/sh.md (movrt): Remove.
7697 2009-05-28 Steve Ellcey <sje@cup.hp.com>
7699 * doc/invoke.texi (IA-64 Options):
7700 Add -msdata, -mfused-madd, -mno-inline-float-divide,
7701 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
7702 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
7703 -msched-prefer-non-control-spec-insns,
7704 -msched-stop-bits-after-every-cycle,
7705 -msched-count-spec-in-critical-path,
7706 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
7707 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
7708 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
7709 and -msched-spec-verbose.
7711 2009-05-28 Joseph Myers <joseph@codesourcery.com>
7713 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
7714 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
7716 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
7718 2009-05-28 Richard Guenther <rguenther@suse.de>
7720 * tree-ssa-alias.c (ao_ref_init): New function.
7721 (ao_ref_base): Likewise.
7722 (ao_ref_base_alias_set): Likewise.
7723 (ao_ref_alias_set): Likewise.
7724 (refs_may_alias_p_1): Change signature.
7725 (refs_may_alias_p): Adjust.
7726 (refs_anti_dependent_p): Likewise.
7727 (refs_output_dependent_p): Likewise.
7728 (call_may_clobber_ref_p_1): Change signature.
7729 (call_may_clobber_ref_p): Adjust.
7730 (stmt_may_clobber_ref_p_1): New function split out from ...
7731 (stmt_may_clobber_ref_p): ... here.
7732 (maybe_skip_until): Adjust signature.
7733 (get_continuation_for_phi): Likewise.
7734 (walk_non_aliased_vuses): Likewise.
7735 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
7736 (ao_ref_init): Declare.
7737 (ao_ref_base): Likewise.
7738 (ao_ref_alias_set): Likewise.
7739 (stmt_may_clobber_ref_p_1): Likewise.
7740 (walk_non_aliased_vuses): Adjust.
7741 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
7742 (get_ref_from_reference_ops): remove.
7743 (vn_reference_lookup_2): Adjust signature.
7744 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
7745 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
7746 (vn_reference_lookup): Adjust.
7747 (vn_reference_insert): Likewise.
7748 (vn_reference_insert_pieces): Adjust signature.
7749 (visit_reference_op_call): Adjust.
7750 * tree-ssa-pre.c (get_expr_type): Simplify.
7751 (phi_translate_1): Adjust.
7752 (compute_avail): Likewise.
7753 (translate_vuse_through_block): Do not re-build trees.
7754 (value_dies_in_block_x): Likewise.
7755 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
7757 (vn_reference_lookup_pieces): Adjust declaration.
7758 (vn_reference_insert_pieces): Likewise.
7760 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
7762 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
7763 with checking disabled.
7765 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
7769 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
7770 macro definition for support of three-operand format aligned
7771 .comm directive in assembler on cygwin/pe/mingw target OS.
7772 * configure: Regenerate.
7773 * config.h: Regenerate.
7775 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
7776 aligned form of .comm directive if -mpe-aligned-commons is in effect.
7777 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
7779 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
7780 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
7782 2009-05-28 Ira Rosen <irar@il.ibm.com>
7784 PR tree-optimization/40254
7785 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
7786 in analysis of basic blocks.
7788 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
7791 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
7792 * target-def.h (TARGET_CONST_ANCHOR): New macro.
7793 (TARGET_INITIALIZER): Use it.
7794 * cse.c (CHEAPER): Move it up to the other macros.
7795 (insert): Rename this ...
7796 (insert_with_costs): ... to this. Add cost parameters. Update
7798 (insert): New function. Call insert_with_costs.
7799 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
7800 find_reg_offset_for_const, try_const_anchors): New functions.
7801 (cse_insn): Call try_const_anchors. Adjust cost of src_related
7802 when using a const-anchor. Call insert_const_anchors.
7803 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
7804 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
7806 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7808 * tree-inline.c (remap_decls): Enable nonlocalized variables
7809 when not optimizing.
7811 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
7813 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
7814 Simplify other tests involving optimize.
7816 2009-05-27 Tom Tromey <tromey@redhat.com>
7818 * unwind-dw2.c (_Unwind_DebugHook): New function.
7819 (uw_install_context): Call _Unwind_DebugHook.
7821 2009-05-27 Tom Tromey <tromey@redhat.com>
7823 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
7825 2009-05-27 Ian Lance Taylor <iant@google.com>
7827 * Makefile.in (LINKER, LINKER_FLAGS): Define.
7828 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
7829 (ALL_LINKERFLAGS): Define.
7830 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
7831 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7832 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
7833 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7834 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
7835 $(LINKER_FOR_BUILD).
7836 (build/gcov-iov$(build_exeext)): Likewise.
7838 2009-05-27 Julian Brown <julian@codesourcery.com>
7840 * gcse.c (target.h): Include.
7841 (can_assign_to_reg_without_clobbers_p): Check that the target allows
7842 copy of argument to a pseudo register.
7844 2009-05-27 Diego Novillo <dnovillo@google.com>
7846 * tree-ssa-live.c (dump_scope_block): Document arguments.
7847 (dump_scope_blocks): Document.
7848 (debug_scope_blocks): New.
7849 * tree-flow.h (debug_scope_blocks): Declare.
7851 2009-05-21 Denis Chertykov <denisc@overta.ru>
7853 * doc/contrib.texi (Contributors): Add myself to the list.
7855 2009-05-27 Olivier Hainque <hainque@adacore.com>
7857 * expr.c (target_align): New function. Alignment the TARGET of an
7858 assignment may be assume to have.
7859 (highest_pow2_factor_for_target): Use it instead of relying on
7860 immediate tree attributes of TARGET, not necessarily honored when
7861 intermediate bitfields are involved.
7863 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
7866 * config/i386/driver-i386.c (host_detect_local_cpu): Support
7867 AVX, SSE4, AES, PCLMUL and POPCNT.
7869 2009-05-27 Diego Novillo <dnovillo@google.com>
7871 * tree-pretty-print.c (dump_location): New.
7872 (dump_generic_node): Call it.
7873 Factor code to handle BLOCK nodes ...
7874 (dump_block_node): ... here.
7876 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
7878 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
7880 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
7882 * gcc-plugin.h: Include config.h and system.h.
7883 (IN_GCC): Define if not defined.
7885 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
7888 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
7891 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
7893 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
7895 * config/m32r/m32r.h: Ditto.
7896 * config/m32r/m32r.md: Ditto.
7897 * config/m32r/predicates.md: Ditto.
7899 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
7901 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
7903 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
7906 (Loading plugins): typo.
7907 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
7908 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7909 (Interacting with the GCC Garbage Collector): Added new section.
7910 (Giving information about a plugin): Added new section for
7912 * ggc.h (ggc_register_root_tab): Added declaration.
7913 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
7914 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
7915 (register_callback): Improved comment in declaration.
7916 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
7917 (extra_root_vec) Added static variable for dynamic roots registration.
7918 (ggc_register_root_tab) Added new routine.
7919 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
7920 PLUGIN_GGC_MARKING event.
7921 * ggc-zone.c: Include plugin.h.
7922 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7923 * ggc-page.c: Include plugin.h.
7924 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
7925 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
7926 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
7927 (register_callback): check lack of callbacks for
7928 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
7929 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
7930 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
7931 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
7932 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
7933 dependency on plugin.h.
7934 (plugin.o): Added dependency on ggc.h...
7936 2009-05-26 Richard Guenther <rguenther@suse.de>
7940 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
7941 with mismatched comparison modes.
7943 * expr.c (expand_expr_real_1): Expand the operand of a
7944 VIEW_CONVERT_EXPR in its natural mode.
7946 2009-05-26 Ian Lance Taylor <iant@google.com>
7948 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
7949 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
7950 (ALL_COMPILERFLAGS): Define.
7951 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
7952 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
7953 (collect2$(exeext), collect2.o): Likewise.
7954 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
7955 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
7956 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
7957 (libbackend.o, intl.o, cppdefault.o): Likewise.
7958 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
7959 (build/%.o): Use $(COMPILER_FOR_BUILD).
7960 (build/gen%$(build_exeext)): Likewise.
7961 (build/gcov-iov$(build_exeext)): LIkewise.
7962 * config/t-darwin (darwin.o): Use $(COMPILER).
7963 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
7964 * config/t-sol2 (sol2-c.o): Likewise.
7966 * config/t-vxworks (vxworks.o): Likewise.
7967 * config/x-darwin (host-darwin.o): Likewise.
7968 * config/x-hpux (host-hpux.o): Likewise.
7969 * config/x-linux (host-linux.o): Likewise.
7970 * config/x-solaris (host-solaris.o): Likewise.
7971 * config/alpha/x-alpha (driver-alpha.o): Likewise.
7972 * config/arm/t-arm (arm-c.o): Likewise.
7973 * config/arm/t-pe (pe.o): Likewise.
7974 * config/arm/t-wince-pe (pe.o): Likewise.
7975 * config/i386/t-cygming (winnt.o): Likewise.
7976 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
7977 * config/i386/t-cygwin (cygwin1.o): Likewise.
7978 (cygwin2.o): Likewise.
7979 * config/i386/t-i386 (i386-c.o): Likewise.
7980 * config/i386/t-interix (winnt.o): Likewise.
7981 * config/i386/t-netware (netware.o): Likewise.
7982 * config/i386/t-nwld (nwld.o): Likewise.
7983 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
7984 * config/i386/x-i386 (driver-i386.o): Likewise.
7985 * config/i386/x-cygwin (host-cygwin.o): Likewise.
7986 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
7987 * config/ia64/t-ia64 (ia64-c.o): Likewise.
7988 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
7989 * config/mips/x-native (driver-native.o): Likewise.
7990 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
7991 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
7992 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
7993 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
7994 * config/score/t-score-elf (score7.o): Likewise.
7995 (score3.o): Likewise.
7996 * config/sh/t-sh (sh-c.o): Likewise.
7997 * config/sh/t-symbian (sh-c.o): Likewise.
7998 (symbian.o): Likewise.
7999 * config/spu/t-spu-elf (spu-c.o): Likewise.
8000 * config/v850/t-v850 (v850-c.o): Likewise.
8001 * config/v850/t-v850e (v850-c.o): Likewise.
8003 2009-05-26 Richard Guenther <rguenther@suse.de>
8005 PR tree-optimization/40122
8006 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
8007 VECTOR_CSTs if possible.
8008 (fold_gimple_assign): Likewise.
8010 2009-05-26 Richard Guenther <rguenther@suse.de>
8013 * fold-const.c (fold_binary): Use the correct types for building
8016 2009-05-26 Richard Guenther <rguenther@suse.de>
8018 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
8019 redundant calls to merge_alias_info.
8020 (bump_vector_ptr): Likewise.
8021 * tree-ssa-copy.c (merge_alias_info): Remove.
8022 (replace_exp_1): Remove call to merge_alias_info.
8023 (propagate_tree_value): Likewise.
8024 (fini_copy_prop): Propagate points-to info.
8025 * tree-flow.h (merge_alias_info): Remove.
8027 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
8029 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
8031 2009-05-25 Jan Hubicka <jh@suse.cz>
8033 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
8034 * cgraph.h (struct inline_summary): New filed self_wize,
8035 size_inlining_benefit, self_time and time_inlining_benefit.
8036 (struct cgraph_global_info): Replace insns by time ans size fields.
8037 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
8038 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
8039 (ipcp_update_callgraph): Do not touch function bodies.
8040 * ipa-inline.c: Include except.h
8041 (MAX_TIME): New constant.
8042 (overall_insns): Remove.
8044 (overall_size, max_benefit): New static variables.
8045 (cgraph_estimate_time_after_inlining): New function.
8046 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
8047 (cgraph_clone_inlined_nodes): Update size.
8048 (cgraph_mark_inline_edge): Update size.
8049 (cgraph_estimate_growth): Use size info.
8050 (cgraph_check_inline_limits): Check size.
8051 (cgraph_default_inline_p): Likewise.
8052 (cgraph_edge_badness): Compute badness based on benefit and size cost.
8053 (cgraph_decide_recursive_inlining): Check size.
8054 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
8056 (cgraph_decide_inlining): Likewise.
8057 (cgraph_decide_inlining_incrementally): Likewise; honor
8058 PARAM_EARLY_INLINING_INSNS.
8059 (likely_eliminated_by_inlining_p): New predicate.
8060 (estimate_function_body_sizes): New function.
8061 (compute_inline_parameters): Use it.
8062 * except.c (must_not_throw_labels): New function.
8063 * except.h (must_not_throw_labels): Declare.
8064 * tree-inline.c (init_inline_once): Kill inlining_weigths
8065 * tree-ssa-structalias.c: Avoid uninitialized warning.
8066 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
8067 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
8068 (PARAM_INLINE_CALL_COST): Remove.
8069 (PARAM_EARLY_INLINING_INSNS): New.
8071 2009-05-25 Richard Guenther <rguenther@suse.de>
8073 PR tree-optimization/36327
8074 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
8075 callback for reference translation or lookup at the point of may-defs.
8076 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
8077 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
8078 for union COMPONENT_REFs.
8079 (vn_reference_lookup_3): New callback. Lookup from memset
8080 and CONSTRUCTOR assignment, translate through struct copies.
8081 (vn_reference_lookup_pieces): Make sure to not free the
8082 passed operands array. Adjust walk_non_aliased_vuses call.
8083 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
8084 make sure we do not leak memory.
8086 2009-05-25 Richard Guenther <rguenther@suse.de>
8088 * tree-ssa-alias.h (dump_points_to_solution): Declare.
8089 * tree-inline.c (expand_call_inline): Reset the escaped and
8091 * tree-ssa-structalias.c (pass_build_ealias): New.
8092 * tree-pass.h (pass_build_ealias): Declare.
8093 * passes.c (init_optimization_passes): Add PTA during
8094 early optimizations.
8095 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
8096 and CALLUSED solutions.
8097 (dump_points_to_solution): New function, split out from ...
8098 (dump_points_to_info_for): ... here.
8099 * tree-parloops.c (parallelize_loops): Reset the escaped and
8102 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8105 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
8106 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
8108 2009-05-25 Ira Rosen <irar@il.ibm.com>
8110 PR tree-optimization/40238
8111 * tree-vect-stmts.c (vect_init_vector): Insert initialization
8112 statements after basic block's labels.
8113 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
8114 to free the allocated memory.
8116 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
8118 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
8119 return address with a USE.
8121 2009-05-24 Richard Guenther <rguenther@suse.de>
8124 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
8125 array type from the main variant of the inner type.
8127 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8129 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
8130 definition to bool (from int) to un-break build.
8131 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
8133 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
8135 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
8136 discard_stmt_changes): Delete.
8137 * tree-ssa-operands.c (scb_stack): Delete.
8138 (init_ssa_operands): Do not initialize it.
8139 (fini_ssa_operands): Do not free it.
8140 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
8142 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
8143 update_stmt, remove the others. Fix comments.
8144 * tree-dfa.c (optimize_stack_restore): Likewise.
8145 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
8146 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
8147 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
8148 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
8150 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
8151 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
8152 (dom_opt_finalize_block): Likewise, adjusting access to
8154 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
8155 (stmts_to_rescan): Change item type to gimple.
8156 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
8158 2009-05-24 Ira Rosen <irar@il.ibm.com>
8160 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
8161 * tree-pass.h (pass_slp_vectorize): New pass.
8162 * params.h (SLP_MAX_INSNS_IN_BB): Define.
8163 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
8164 * tree-vectorizer.c (timevar.h): Include.
8165 (user_vect_verbosity_level): Declare.
8166 (vect_location): Fix comment.
8167 (vect_set_verbosity_level): Update user_vect_verbosity_level
8168 instead of vect_verbosity_level.
8169 (vect_set_dump_settings): Add an argument. Ignore user defined
8170 verbosity if dump flags require higher level of verbosity. Print to
8171 stderr only for loop vectorization.
8172 (vectorize_loops): Update call to vect_set_dump_settings.
8173 (execute_vect_slp): New function.
8174 (gate_vect_slp): Likewise.
8175 (struct gimple_opt_pass pass_slp_vectorize): New.
8176 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
8178 (vec_info_for_bb): New function.
8179 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
8180 (VECTORIZATION_ENABLED): New macro.
8181 (SLP_ENABLED, SLP_DISABLED): Likewise.
8182 (vect_is_simple_use): Add bb_vec_info argument.
8183 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
8184 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
8185 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
8186 vect_schedule_slp, vect_analyze_slp): Likewise.
8187 (vect_analyze_stmt): Add slp_tree argument.
8188 (find_bb_location): Declare.
8189 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
8190 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
8191 (vect_analyze_loop_operations, vect_analyze_loop,
8192 get_initial_def_for_induction, vect_create_epilog_for_reduction,
8193 vect_finalize_reduction, vectorizable_reduction,
8194 vectorizable_live_operation, vect_transform_loop): Likewise.
8195 * tree-data-ref.c (dr_analyze_innermost): Update comment,
8196 skip evolution analysis if analyzing a basic block.
8197 (dr_analyze_indices): Likewise.
8198 (initialize_data_dependence_relation): Skip the test whether the
8199 object is invariant for basic blocks.
8200 (compute_all_dependences): Skip dependence analysis for data
8201 references in basic blocks.
8202 (find_data_references_in_stmt): Don't fail in case of invariant
8203 access in basic block.
8204 (find_data_references_in_bb): New function.
8205 (find_data_references_in_loop): Move code to
8206 find_data_references_in_bb and add a call to it.
8207 (compute_data_dependences_for_bb): New function.
8208 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
8209 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
8211 (vect_analyze_data_ref_dependence): Check for interleaving in case of
8212 unknown dependence in basic block and fail in case of dependence in
8214 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
8215 dependence instances from either loop or basic block vectorization
8217 (vect_compute_data_ref_alignment): Check if it is loop vectorization
8218 before calling nested_in_vect_loop_p.
8219 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
8220 dependence instances from either loop or basic block vectorization
8222 (vect_verify_datarefs_alignment): Likewise.
8223 (vect_enhance_data_refs_alignment): Adjust function calls.
8224 (vect_analyze_data_refs_alignment): Likewise.
8225 (vect_analyze_group_access): Fix printing. Skip different checks if
8226 DR_STEP is 0. Keep strided stores either in loop or basic block
8227 vectorization data structure. Fix indentation.
8228 (vect_analyze_data_ref_access): Fix comments, allow zero step in
8230 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
8231 dependence instances from either loop or basic block vectorization
8233 (vect_analyze_data_refs): Update comment. Call
8234 compute_data_dependences_for_bb to analyze basic blocks.
8235 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
8236 case of loop vectorization. In case of basic block vectorization use
8237 data-ref itself as a base.
8238 (vect_create_data_ref_ptr): In case of basic block vectorization:
8239 don't advance the pointer, add new statements before the current
8240 statement. Adjust function calls.
8241 (vect_supportable_dr_alignment): Support only aligned accesses in
8242 basic block vectorization.
8243 * common.opt (ftree-slp-vectorize): New flag.
8244 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
8245 (vect_pattern_recog_1): Likewise.
8246 * tree-vect-stmts.c (process_use): Likewise.
8247 (vect_init_vector): Add new statements in the beginning of the basic
8248 block in case of basic block SLP.
8249 (vect_get_vec_def_for_operand): Adjust function calls.
8250 (vect_finish_stmt_generation): Likewise.
8251 (vectorizable_call): Add assert that it is loop vectorization, adjust
8253 (vectorizable_conversion, vectorizable_assignment): Likewise.
8254 (vectorizable_operation): In case of basic block SLP, take
8255 vectorization factor from statement's type and skip the relevance
8256 check. Adjust function calls.
8257 (vectorizable_type_demotion): Add assert that it is loop
8258 vectorization, adjust function calls.
8259 (vectorizable_type_promotion): Likewise.
8260 (vectorizable_store): Check for outer loop only in case of loop
8261 vectorization. Adjust function calls. For basic blocks, skip the
8262 relevance check and don't advance pointers.
8263 (vectorizable_load): Likewise.
8264 (vectorizable_condition): Add assert that it is loop vectorization,
8265 adjust function calls.
8266 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
8267 that it is not reduction, get vector type, call only supported
8268 functions, skip loop specific parts.
8269 (vect_transform_stmt): Check for outer loop only in case of loop
8271 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
8272 (vect_is_simple_use): Fix comment, add new argument, fix conditions
8273 for external definition.
8274 * passes.c (pass_slp_vectorize): New pass.
8275 * tree-vect-slp.c (find_bb_location): New function.
8276 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
8277 check for patterns only in loops.
8278 (vect_build_slp_tree): Add argument, adjust function calls, fail in
8279 case of multiple types in basic block SLP.
8280 (vect_mark_slp_stmts_relevant): New function.
8281 (vect_supported_load_permutation_p): Fix comment.
8282 (vect_analyze_slp_instance): Add argument. In case of basic block
8283 SLP, take vectorization factor from statement's type, check that
8284 unrolling factor is 1. Adjust function call. Save SLP instance in
8285 either loop or basic block vectorization structure. Return FALSE,
8287 (vect_analyze_slp): Add argument. Get strided stores groups from
8288 either loop or basic block vectorization structure. Return FALSE
8289 if basic block SLP failed.
8290 (new_bb_vec_info): New function.
8291 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
8292 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
8293 (vect_schedule_slp): Add argument. Get SLP instances from either
8294 loop or basic block vectorization structure. Set vectorization factor
8295 to be 1 for basic block SLP.
8296 (vect_slp_transform_bb): New function.
8297 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
8299 2009-05-23 Mark Mitchell <mark@codesourcery.com>
8301 * final.c (shorten_branches): Do not align labels for jump tables.
8302 (final_scan_insn): Use JUMP_TABLE_DATA_P.
8304 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
8306 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
8307 Remove outdated reference to flow.c and fix nits.
8308 * doc/gccint.texi: Tweak RTL description.
8309 * doc/rtl.texi: Likewise.
8311 2009-05-23 Denis Chertykov <chertykov@gmail.com>
8313 * config/avr/avr.c: Change my email address.
8314 * config/avr/avr.h: Likewise.
8315 * config/avr/avr.md: Likewise.
8316 * config/avr/avr-protos.h: Likewise.
8317 * config/avr/libgcc.S: Likewise.
8319 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
8321 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
8322 (spu_split_load, spu_split_store): Change return type to int.
8323 (spu_split_convert): Declare.
8324 * config/spu/predicates.md (spu_mem_operand): Remove.
8325 (spu_mov_operand): Update.
8326 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
8327 * config/spu/spu.c (regno_aligned_for_load): Remove.
8328 (reg_aligned_for_addr, spu_expand_load): Define.
8329 (spu_expand_extv): Reimplement and handle MEM.
8330 (spu_expand_insv): Handle MEM.
8331 (spu_sched_reorder): Handle insn's with length 0.
8332 (spu_legitimate_address_p): Reimplement.
8333 (store_with_one_insn_p): Return TRUE for any mode with size
8334 larger than 16 bytes.
8335 (address_needs_split): Define.
8336 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
8338 (spu_convert_move): Define.
8339 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
8340 (spu_split_store): Change all MEM's to TImode.
8341 (spu_init_expanders): Preallocate registers that correspond to
8342 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
8344 (spu_split_convert): Define.
8345 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
8346 (_move<mode>, _movdi, _movti): Update predicate and condition.
8347 (load, store): Change to define_split.
8348 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
8350 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
8351 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
8352 define_insn_and_split of lshr<mode>3.
8353 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
8354 (<v>ashr<mode>3_imm): Define.
8355 (extv, extzv, insv): Allow MEM operands.
8356 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
8357 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
8358 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
8359 (_spu_convert2): Change to define_insn_and_split and remove the
8360 corresponding define_peephole2.
8361 (stack_protect_set, stack_protect_test, stack_protect_test_si):
8362 Change predicates to memory_operand.
8364 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8366 * config/arm/thumb2.md: Add 16-bit multiply instructions.
8368 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
8370 PR tree-optimization/40219
8371 * tree.c (iterative_hash_expr): Make sure the builtin function is
8372 a normal builtin function and not a front end or back end builtin
8373 before indexing into the built_in_decls array.
8375 2009-05-22 Richard Guenther <rguenther@suse.de>
8378 * alias.c (write_dependence_p): Do not use TBAA for answering
8379 anti-dependence or output-dependence.
8380 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
8381 (emit_pointer_definition): Remove.
8382 (emit_alias_warning): Likewise.
8383 (find_what_var_points_to): Remove TBAA pruning code.
8384 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
8386 (compute_points_to_sets): Remove code computing the set of
8387 dereferenced pointers.
8388 * tree-data-ref.c (dr_may_alias_p): Properly use the split
8389 oracle for querying anti and output dependencies.
8390 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
8391 if TBAA may be applied.
8392 (refs_anti_dependent_p): New function.
8393 (refs_output_dependent_p): Likewise.
8394 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
8395 (refs_output_dependent_p): Likewise.
8396 * doc/tree-ssa.texi (Memory model): New section.
8397 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8398 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8399 * cfgexpand.c (expand_gimple_basic_block): Do not handle
8400 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
8401 * expr.c (expand_expr_real_1): Likewise.
8402 * gimple-low.c (lower_stmt): Likewise.
8403 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
8404 (dump_gimple_cdt): Remove.
8405 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8406 (gimple_size): Likewise.
8407 (walk_gimple_op): Likewise.
8408 (is_gimple_stmt): Likewise.
8409 (walk_stmt_load_store_addr_ops): Likewise.
8410 (gimple_build_cdt): Remove.
8411 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
8412 * gimple.h (gimple_cdt_new_type): Remove.
8413 (gimple_cdt_new_type_ptr): Likewise.
8414 (gimple_cdt_set_new_type): Likewise.
8415 (gimple_cdt_location): Likewise.
8416 (gimple_cdt_location_ptr): Likewise.
8417 (gimple_cdt_set_location): Likewise.
8418 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8419 * tree-cfg.c (remove_useless_stmts_1): Do not handle
8420 GIMPLE_CHANGE_DYNAMIC_TYPE.
8421 (verify_types_in_gimple_stmt): Likewise.
8422 * tree-inline.c (estimate_num_insns): Likewise.
8423 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
8424 (copy_decl_to_var): Likewise.
8425 (copy_result_decl_to_var): Likewise.
8426 * tree-pretty-print.c (dump_generic_node): Do not handle
8427 CHANGE_DYNAMIC_TYPE_EXPR.
8428 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8429 * tree-ssa-operands.c (get_expr_operands): Likewise.
8430 * tree-ssa-structalias.c (struct variable_info): Remove
8431 no_tbaa_pruning member.
8432 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
8433 (unify_nodes): Do not copy it.
8434 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
8435 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
8436 (set_uids_in_ptset): Do not check it.
8437 (find_what_var_points_to): Likewise.
8438 (compute_tbaa_pruning): Remove.
8439 (compute_points_to_sets): Do not call it.
8440 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
8441 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
8442 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
8443 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
8444 (DECL_NO_TBAA_P): Likewise.
8445 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
8446 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
8447 (expand_omp_atomic_pipeline): Do not set it.
8448 * print-tree.c (print_node): Do not dump it.
8449 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
8452 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
8455 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
8458 2009-05-22 Mark Mitchell <mark@codesourcery.com>
8460 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
8463 2009-05-22 Ben Elliston <bje@au.ibm.com>
8465 * Makefile.in (bversion.h, s-bversion): New targets.
8466 (TOPLEV_H): Add bversion.h.
8467 * toplev.h: Include "bversion.h".
8468 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
8469 the __format__ attribute only if compiling with the same version
8470 of GCC as the sources (the "build version").
8472 2009-05-22 Ben Elliston <bje@au.ibm.com>
8474 * c-format.c (handle_format_attribute): Fix comment typo.
8476 2009-05-21 Steve Ellcey <sje@cup.hp.com>
8479 * config/ia64/ia64.opt (mfused-madd): New.
8480 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
8481 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
8482 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
8483 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
8484 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
8485 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
8486 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
8487 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
8488 instruction if !TARGET_FUSED_MADD.
8489 (fpma, fpms): Remove colon from name.
8491 2009-05-22 Richard Guenther <rguenther@suse.de>
8493 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
8494 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
8495 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
8497 (create_expression_by_pieces): Only convert if necessary.
8498 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
8499 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
8501 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
8503 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
8504 regular pattern from a template and rename it ...
8505 (*extzv_truncsi_exts): ... to this.
8507 2009-05-21 Richard Guenther <rguenther@suse.de>
8509 * cgraph.h (struct cgraph_node): Remove inline_decl member.
8510 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
8511 (cgraph_default_inline_p): Likewise.
8512 (cgraph_decide_inlining_incrementally): Likewise.
8514 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
8515 Uros Bizjak <ubizjak@gmail.com>
8517 * config/i386/cpuid.h (bit_MOVBE): New.
8519 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
8521 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
8522 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
8523 (ix86_handle_option): Handle OPT_mmovbe.
8524 (ix86_target_string): Add -mmovbe.
8525 (pta_flags): Add PTA_MOVBE.
8526 (processor_alias_table): Add PTA_MOVBE to "atom".
8527 (override_options): Handle PTA_MOVBE.
8529 * config/i386/i386.h (TARGET_MOVBE): New.
8531 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
8532 (*bswapsi_movbe): New.
8533 (*bswapdi_movbe): Likewise.
8534 (bswapdi2): Renamed to ...
8536 (bswapdi2): New expander.
8538 * config/i386/i386.opt (mmovbe): New.
8540 * doc/invoke.texi: Document -mmovbe.
8542 2009-05-21 Taras Glek <tglek@mozilla.com>
8544 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
8545 * gcc-plugin.h (plugin_init): Updated signature.
8546 * gcc-plugin.h (plugin_name_args): Moved to this header.
8547 * doc/plugins.texi (plugin_init): Updated documention to reflect
8549 * doc/plugins.texi (plugin_name_args): Added to documention.
8551 2009-05-21 Mark Mitchell <mark@codesourcery.com>
8553 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
8554 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
8556 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
8558 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
8559 JUMP_TABLE_DATA_P predicates where applicable.
8560 * config/i386/predicates.md: Ditto.
8561 * config/i386/sse.md: Ditto.
8563 2009-05-21 Jakub Jelinek <jakub@redhat.com>
8565 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
8566 operand2 -128 override length_immediate attribute to 1.
8567 * config/i386/predicates.md (constm128_operand): New predicate.
8569 * config/i386/i386.c (memory_address_length): Handle %r12
8570 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
8572 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
8573 mode look through optional ZERO_EXTEND and SUBREG.
8574 * config/i386/i386.md (R12_REG): New define_constant.
8575 (prefix_data16): For sse unit set also for MODE_TI insns.
8576 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
8577 insns set if operand 1 is ext_QIreg_operand.
8578 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
8579 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
8581 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
8582 mode from MODE_DI to MODE_SI.
8583 (movdi_1_rex64): Override modrm and length_immediate attributes
8584 only for movabs (TYPE_IMOV, alternative 2).
8585 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
8586 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
8587 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
8588 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
8589 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
8590 prefix_rex attribute if DImode.
8591 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
8592 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8593 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
8594 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
8595 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
8596 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
8597 Likewise. For TYPE_IMOV clear length_immediate attribute.
8598 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
8599 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
8600 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
8601 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8602 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
8603 or one operand TYPE_ISHIFT.
8604 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
8605 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
8606 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
8607 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
8608 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
8609 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
8610 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
8611 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
8612 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
8613 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
8614 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
8615 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
8616 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
8617 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
8618 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
8619 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
8620 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
8621 set mode attribute, don't override length attribute.
8622 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
8624 (return_internal_long): Set length attribute to 2 instead of 1.
8625 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
8626 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
8627 prefix_rex attribute.
8628 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
8630 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
8632 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8634 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
8636 2009-05-20 Ian Lance Taylor <iant@google.com>
8638 * tree.c (build_tree_list_vec_stat): New function.
8639 (ctor_to_vec): New function.
8640 (build_nt_call_vec): New function.
8641 (build_call_array): Change args to be a const pointer.
8642 (build_call_vec): New function.
8643 * tree.h (build_nt_call_vec): Declare.
8644 (build_tree_list_vec_stat): Declare.
8645 (build_tree_list_vec): Define.
8646 (build_call_array): Update declaration.
8647 (build_call_vec): Declare.
8648 (ctor_to_vec): Declare.
8649 * c-common.c (tree_vector_cache): New static variable.
8650 (make_tree_vector): New function.
8651 (release_tree_vector): New function.
8652 (make_tree_vector_single): New function.
8653 (make_tree_vector_copy): New function.
8654 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
8655 (make_tree_vector_single, make_tree_vector_copy): Declare.
8656 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
8657 (c_parser_expr_list): Don't manage cache here, instead call
8659 (c_parser_release_expr_list): Remove static function.
8660 (c_parser_vec_to_tree_list): Remove static function.
8661 (c_parser_attributes): Call build_tree_list_vec instead of
8662 c_parser_vec_to_tree_list. Call release_tree_vector instead of
8663 c_parser_release_expr_list.
8664 (c_parser_postfix_expression_after_primary): Likewise.
8665 (c_parser_objc_keywordexpr): Likewise.
8667 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
8669 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
8670 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
8671 TARGET_CONVERT_TO_TYPE.
8672 * hooks.c (hook_tree_const_tree_null): Define.
8673 * hooks.h (hook_tree_const_tree_null): Declare.
8674 * target.h (struct gcc_target): Add invalid_parameter_type,
8675 invalid_return_type, promoted_type, and convert_to_type fields.
8676 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
8677 (TARGET_INVALID_RETURN_TYPE): Define.
8678 (TARGET_PROMOTED_TYPE): Define.
8679 (TARGET_CONVERT_TO_TYPE): Define.
8680 (TARGET_INITIALIZER): Update for new fields.
8681 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
8682 (grokparms): Check targetm.invalid_parameter_type.
8683 * c-typeck.c (default_conversion): Check targetm.promoted_type.
8684 * c-convert.c (convert): Check targetm.convert_to_type.
8686 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
8688 * config/mips/mips.md (*extenddi_truncate<mode>,
8689 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
8691 (*extendhi_truncateqi): New define_insn_and_sptit.
8693 2009-05-20 Jakub Jelinek <jakub@redhat.com>
8696 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
8697 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
8699 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
8701 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
8702 the operand of VIEW_CONVERT_EXPR.
8704 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
8706 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8707 extended family and model for Intel processors. Support Intel Atom.
8709 2009-05-20 Olivier Hainque <hainque@adacore.com>
8711 * gstab.h (stab_code_type): Define, to be used instead of the
8712 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
8714 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
8715 occurrences by stab_code_type.
8716 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
8718 2009-05-20 Martin Jambor <mjambor@suse.cz>
8720 * tree-flow.h (insert_edge_copies_seq): Undeclare.
8721 (sra_insert_before): Likewise.
8722 (sra_insert_after): Likewise.
8723 (sra_init_cache): Likewise.
8724 (sra_type_can_be_decomposed_p): Likewise.
8725 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
8726 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
8727 (sra_insert_before): Likewise.
8728 (sra_insert_after): Likewise.
8729 (sra_init_cache): Likewise.
8730 (insert_edge_copies_seq): Made static and moved upwards.
8732 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
8735 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
8737 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
8738 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
8741 2009-05-20 Richard Guenther <rguenther@suse.de>
8743 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
8744 with mismatched comparison modes.
8746 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8748 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
8749 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
8750 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
8751 with shifts for Thumb2.
8752 (orsi_notsi): New for orn.
8753 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
8754 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
8755 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
8756 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
8757 Don't invert remainder for IOR.
8759 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
8761 PR tree-optimization/40087
8762 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
8763 number_of_iterations_ne): Rename never_infinite argument.
8764 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
8765 number_of_iterations_le): Handle pointer-type ivs when
8766 exit_must_be_taken is false.
8767 (number_of_iterations_cond): Do not always assume that
8768 exit_must_be_taken if the control variable is a pointer.
8770 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8772 * c-typeck.c (build_binary_op): Allow % on integal vectors.
8773 * doc/extend.texi (Vector Extension): Document that % is allowed too.
8775 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
8777 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
8778 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
8780 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8783 * c.opt (Wlogical-op): Disabled by default.
8784 * c-opt (c_common_post_options): Do not enable Wlogical-op with
8786 * doc/invoke.texi (Wlogical-op): Likewise.
8788 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
8790 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
8792 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
8793 Propagate the type of the first operand.
8794 <ASSERT_EXPR>: Simplify.
8795 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
8796 Rewrite using the RHS code as discriminant.
8797 <NOP_EXPR>: Turn into CASE_CONVERT.
8798 <PLUS_EXPR>: Propagate the type of the first operand.
8800 2009-05-19 Steve Ellcey <sje@cup.hp.com>
8802 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
8803 (ia64_dconst_0_375): New.
8804 * config/ia64/ia64.c (ia64_override_options): Remove
8805 -minline-sqrt-min-latency warning.
8806 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
8807 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
8808 * config/ia64/ia64.md (*sqrt_approx): Remove.
8809 (sqrtsf2): Remove #if 0.
8810 (sqrtsf2_internal_thr): Rewrite and move to div.md.
8811 (sqrtdf): Remove assert.
8812 (sqrtdf2_internal_thr): Rewrite and move to div.md.
8813 (sqrtxf2): Remove #if 0.
8814 (sqrtxf2_internal_thr): Rewrite and move to div.md.
8815 * div.md (sqrt_approx_rf): New.
8816 (sqrtsf2_internal_thr): New implementation.
8817 (sqrtsf2_internal_lat): New.
8818 (sqrtdf2_internal_thr: New implementation.
8819 (sqrtxf2_internal): New implementation.
8821 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
8822 Hans-Peter Nilsson <hp@axis.com>
8824 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
8825 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
8826 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
8827 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
8828 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
8829 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
8830 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
8831 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
8832 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
8833 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
8834 * c-common.c: ...from here.
8836 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
8838 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
8840 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8842 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
8844 2009-05-19 Ben Elliston <bje@au.ibm.com>
8846 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
8847 assignments with memcpy calls.
8848 (add_fdes): Likewise.
8849 (binary_search_unencoded_fdes): Likewise.
8850 (linear_search_fdes): Eliminate type puns.
8852 2009-05-19 Richard Guenther <rguenther@suse.de>
8854 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
8855 not falsely claim to have propagated into all uses.
8857 2009-05-19 Ben Elliston <bje@au.ibm.com>
8859 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
8862 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8864 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
8865 * config/sh/sh.c (sh_legitimate_address_p): Make static.
8866 (TARGET_LEGITIMATE_ADDRESS_P): New.
8867 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
8868 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
8870 2009-05-18 Dodji Seketeli <dodji@redhat.com>
8873 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
8874 child of the containing namespace's DIE.
8876 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
8878 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
8879 *zero_extendhi_truncqi): Move after the zero_extend patterns.
8880 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
8883 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
8886 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
8887 gen_align with gen_pad.
8888 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
8889 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
8891 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
8892 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
8894 * config/i386/i386.md (align): Renamed to ...
8895 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
8896 ASM_OUTPUT_MAX_SKIP_PAD.
8898 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
8900 * config.gcc: Fix variable syntax.
8903 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
8904 before calling exact_log2.
8905 (output_iorsi3): Likewise.
8906 (output_xorsi3): Likewise.
8908 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
8910 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
8911 for the none zero constant operand except for EQ and NE
8912 comprisons even when the first operand is R0.
8914 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
8916 * config/s390/2064.md: Remove trailing whitespaces.
8917 * config/s390/2084.md: Likewise.
8918 * config/s390/constraints.md: Likewise.
8919 * config/s390/fixdfdi.h: Likewise.
8920 * config/s390/libgcc-glibc.ver: Likewise.
8921 * config/s390/s390-modes.def: Likewise.
8922 * config/s390/s390-protos.h: Likewise.
8923 * config/s390/s390.c: Likewise.
8924 * config/s390/s390.h: Likewise.
8925 * config/s390/s390.md: Likewise.
8926 * config/s390/tpf-unwind.h: Likewise.
8928 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8930 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
8932 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8935 * configure.ac (m68k-*-*): Check if binutils support TLS.
8936 * configure: Regenerate.
8937 * config/m68k/predicates.md (symbolic_operand): Extend comment.
8938 * config/m68k/constraints.md (Cu): New constraint.
8939 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
8940 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
8941 (movsi): Handle TLS symbols.
8942 (addsi3_5200): Handle XTLS symbols, indent.
8943 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
8944 (m68k_tls_reference_p): Declare.
8945 (m68k_legitimize_address): Declare.
8946 (m68k_unwrap_symbol): Declare.
8947 * config/m68k/m68k.opt (mxtls): New option.
8948 * config/m68k/m68k.c (ggc.h): Include.
8949 (m68k_output_dwarf_dtprel): Implement hook.
8950 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
8951 (m68k_expand_prologue): Load GOT pointer when function needs it.
8952 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
8953 (m68k_legitimate_constant_address_p): Same.
8954 (m68k_decompose_address): Handle TLS references.
8955 (m68k_get_gp): New static function.
8956 (enum m68k_reloc): New contants.
8957 (TLS_RELOC_P): New macro.
8958 (m68k_wrap_symbol): New static function.
8959 (m68k_unwrap_symbol): New function.
8960 (m68k_final_prescan_insn_1): New static function.
8961 (m68k_final_prescan_insn): New function.
8962 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
8964 (legitimize_pic_address): Handle TLS references..
8965 (m68k_tls_get_addr, m68k_get_tls_get_addr)
8966 (m68k_libcall_value_in_a0_p)
8967 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
8968 (m68k_call_m68k_read_tp): Helper variables and functions for ...
8969 (m68k_legitimize_tls_address): Handle TLS references.
8970 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
8972 (m68k_legitimize_address): Handle TLS symbols.
8973 (m68k_get_reloc_decoration): New static function.
8974 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
8976 (m68k_output_dwarf_dtprel): Implement hook.
8977 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
8978 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
8979 m68k_call_* routines.
8980 (sched_attr_op_type): Handle TLS symbols.
8981 (gt-m68k.h): Include.
8982 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
8983 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
8985 2009-05-18 Martin Jambor <mjambor@suse.cz>
8987 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
8988 (visit_store_addr_for_mod_analysis): New function.
8989 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
8990 (determine_cst_member_ptr): Use gimple_assign_single_p.
8991 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
8992 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
8993 operands. Don't check number of operands of a NOP_EXPR.
8995 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
8997 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
8999 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
9002 * c-common.c (warn_logical_operator): Don't warn if one of
9003 expression isn't always true or false.
9005 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
9007 * config/i386/biarch32.h: New file.
9008 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
9010 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
9012 * config/mips/mips.md (*zero_extend<mode>_trunchi,
9013 *zero_extend<mode>_truncqi): Merge these into ...
9014 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
9015 Name the pattern following this as *zero_extendhi_truncqi.
9017 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
9020 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
9021 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
9022 (output_info): Make field HOST_WIDEST_INT.
9023 (print_statistics): Use HOST_WIDEST_INT_PRINT.
9024 (dump_bitmat_statistics): Same.
9026 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
9028 * config.gcc (use_gcc_stdint): Set to wrap.
9029 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
9030 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
9031 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
9032 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
9033 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
9034 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
9035 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
9036 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
9038 2009-05-16 Joseph Myers <joseph@codesourcery.com>
9040 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
9042 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
9043 Move definitions earlier.
9044 (OPT_ARCH64, OPT_ARCH32): Define.
9045 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
9048 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9051 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
9054 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
9056 * arm.md (movdi2): Copy non-reg values to DImode registers.
9058 2009-05-16 Jakub Jelinek <jakub@redhat.com>
9061 * final.c (label_to_max_skip): New function.
9062 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
9063 CODE_LABEL_NUMBER <= max_labelno.
9064 * output.h (label_to_max_skip): New prototype.
9065 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
9066 (ix86_avoid_jump_mispredicts): ... this. Don't define if
9067 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
9068 Handle CODE_LABELs with >= 16 byte alignment or with
9069 max_skip == (1 << align) - 1.
9070 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
9071 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
9074 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
9075 .p2align 3 if MAX_SKIP is smaller than 7.
9076 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
9078 2009-05-15 Ian Lance Taylor <iant@google.com>
9080 * alias.c (struct alias_set_entry_d): Rename from struct
9081 alias_set_entry. Change all uses.
9082 * except.c (struct call_site_record_d): Rename from struct
9083 call_site_record. Change all uses.
9084 * except.h (struct eh_region_d): Rename from struct eh_region.
9086 * gcse.c (struct hash_table_d): Rename from struct hash_table.
9088 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
9089 ivtype_map_elt. Change all uses.
9090 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
9092 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
9093 * graphite.h (struct name_tree_d): Rename from struct name_tree.
9095 (struct sese_d): Rename from struct sese. Change all uses.
9096 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
9097 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
9098 * optabs.h (struct optab_d): Rename from struct optab. Change all
9100 (struct convert_optab_d): Rename from struct convert_optab.
9102 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
9103 ipa_opt_pass. Change all uses.
9104 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
9107 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
9108 defined as a typedef.
9109 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
9112 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9115 * fold-const.c (make_range,build_range_check,merge_ranges): Move
9117 (merge_ranges): Returns bool.
9118 * tree.h (make_range): .. to here.
9119 (build_range_check): Likewise.
9120 (merge_ranges): Likewise. Renamed from merge_ranges.
9121 * c-typeck.c (parser_build_binary_op): Update calls to
9122 warn_logical_operator.
9123 * c-common.c (warn_logical_operator): Add new warning.
9124 * c-common.h (warn_logical_operator): Update declaration.
9126 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
9128 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
9130 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9132 * doc/install.texi: Document MPC requirements, flags etc.
9134 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
9135 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
9136 Evaluate constant arguments.
9137 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
9138 (fold_builtin_1): Likewise, also evaluate constant arguments.
9139 Remove superfluous break.
9140 (do_mpc_ckconv): New.
9141 * real.h: Include mpc.h.
9142 * toplev.c (print_version): Output MPC version info if available.
9144 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9146 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
9148 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
9150 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
9153 2009-05-15 Jan Hubicka <jh@suse.cz>
9155 * doc/invoke.texi (max-early-inliner-iterations): New flag.
9156 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
9157 (try_inline): Fix return value.
9158 (cgraph_decide_inlining_incrementally): Honor new value.
9159 (cgraph_early_inlining): Handle indirect inlining.
9160 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
9162 2009-05-15 Jan Hubicka <jh@suse.cz>
9164 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
9165 * cgraphunit.c (cgraph_finalize_function): Set it.
9166 (cgraph_expand_function): Use it.
9168 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9170 * real.c (encode_ieee_half): Define.
9171 (decode_ieee_half): Define.
9172 (ieee_half_format): Define.
9173 (arm_half_format): Define.
9174 * real.h (ieee_half_format): Declare.
9175 (arm_half_format): Declare.
9177 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
9179 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
9180 swapped, and reversed optabs exist before trying to use them.
9182 2009-05-15 Paul Brook <paul@codesourcery.com>
9183 Sandra Loosemore <sandra@codesourcery.com>
9185 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
9186 loads. Allow PRE_DEC.
9187 (output_move_neon): Handle PRE_DEC.
9188 (arm_print_operand): Add 'A' for neon structure loads.
9189 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
9190 * config/arm/neon.md (neon_mov): Update comment.
9191 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
9193 (Um): New constraint.
9195 2009-05-15 Jan Hubicka <jh@suse.cz>
9197 Revert the following patch until testsuite fallout is fixed:
9198 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9199 * cgraph.h (struct inline_summary): New filed self_wize,
9200 size_inlining_benefit, self_time and time_inlining_benefit.
9201 (struct cgraph_global_info): Replace insns by time ans size fields.
9202 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9203 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9204 (ipcp_update_callgraph): Do not touch function bodies.
9205 * ipa-inline.c: Include except.h
9206 (MAX_TIME): New constant.
9207 (overall_insns): Remove
9208 (overall_size, max_benefit): New static variables.
9209 (cgraph_estimate_time_after_inlining): New function.
9210 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9211 (cgraph_clone_inlined_nodes): Update size.
9212 (cgraph_mark_inline_edge): Update size.
9213 (cgraph_estimate_growth): Use size info.
9214 (cgraph_check_inline_limits): Check size.
9215 (cgraph_default_inline_p): Likewise.
9216 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9217 (cgraph_decide_recursive_inlining): Check size.
9218 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9220 (cgraph_decide_inlining): Likewise.
9221 (cgraph_decide_inlining_incrementally): Likewise; honor
9222 PARAM_EARLY_INLINING_INSNS.
9223 (likely_eliminated_by_inlining_p): New predicate.
9224 (estimate_function_body_sizes): New function.
9225 (compute_inline_parameters): Use it.
9226 * except.c (must_not_throw_labels): New function.
9227 * except.h (must_not_throw_labels): Declare.
9228 * tree-inline.c (init_inline_once): Kill inlining_weigths
9229 * tree-ssa-structalias.c: Avoid uninitialized warning.
9230 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9231 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9232 (PARAM_INLINE_CALL_COST): Remove.
9233 (PARAM_EARLY_INLINING_INSNS): New.
9235 2009-05-15 Richard Guenther <rguenther@suse.de>
9237 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
9238 not TODO_update_ssa.
9240 2009-05-15 Richard Guenther <rguenther@suse.de>
9242 PR tree-optimization/39999
9243 * gimple.h (gimple_expr_type): Use the expression type looking
9244 through useless conversions.
9245 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
9246 (vn_nary_op_insert_stmt): Likewise.
9247 (simplify_binary_expression): Likewise.
9249 2009-05-15 Richard Guenther <rguenther@suse.de>
9251 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9252 New options, enabled by default.
9253 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
9255 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
9256 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
9257 * tree-ssa-structalias.c (gate_tree_pta): New function.
9258 (pass_build_alias): Use it.
9260 2009-05-15 Joseph Myers <joseph@codesourcery.com>
9262 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
9263 recurse on an invariant address if a conversion from a pointer
9264 type to a wider integer type is involved.
9266 2009-05-15 Jan Hubicka <jh@suse.cz>
9268 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
9269 * cgraph.h (struct inline_summary): New filed self_wize,
9270 size_inlining_benefit, self_time and time_inlining_benefit.
9271 (struct cgraph_global_info): Replace insns by time ans size fields.
9272 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
9273 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
9274 (ipcp_update_callgraph): Do not touch function bodies.
9275 * ipa-inline.c: Include except.h
9276 (MAX_TIME): New constant.
9277 (overall_insns): Remove
9278 (overall_size, max_benefit): New static variables.
9279 (cgraph_estimate_time_after_inlining): New function.
9280 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
9281 (cgraph_clone_inlined_nodes): Update size.
9282 (cgraph_mark_inline_edge): Update size.
9283 (cgraph_estimate_growth): Use size info.
9284 (cgraph_check_inline_limits): Check size.
9285 (cgraph_default_inline_p): Likewise.
9286 (cgraph_edge_badness): Compute badness based on benefit and size cost.
9287 (cgraph_decide_recursive_inlining): Check size.
9288 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
9290 (cgraph_decide_inlining): Likewise.
9291 (cgraph_decide_inlining_incrementally): Likewise; honor
9292 PARAM_EARLY_INLINING_INSNS.
9293 (likely_eliminated_by_inlining_p): New predicate.
9294 (estimate_function_body_sizes): New function.
9295 (compute_inline_parameters): Use it.
9296 * except.c (must_not_throw_labels): New function.
9297 * except.h (must_not_throw_labels): Declare.
9298 * tree-inline.c (init_inline_once): Kill inlining_weigths
9299 * tree-ssa-structalias.c: Avoid uninitialized warning.
9300 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
9301 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
9302 (PARAM_INLINE_CALL_COST): Remove.
9303 (PARAM_EARLY_INLINING_INSNS): New.
9304 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
9305 (inline-call-cost): Remove.
9306 (early-inlining-insns): New.
9308 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
9310 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
9312 (print_int_cst_bounds_in_octal_p): Likewise.
9313 (dbxout_type): Adjust calls to above functions. Be prepared to deal
9315 * dwarf2out.c (base_type_die): Likewise.
9316 (is_subrange_type): Delete.
9317 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
9318 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
9319 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
9320 if the destination type is boolean.
9321 (build_range_check): Do not special-case subtypes.
9322 (fold_sign_changed_comparison): Likewise.
9323 (fold_unary): Likewise.
9324 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
9325 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
9326 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
9327 * tree.c (subrange_type_for_debug_p): New predicate based on the
9328 former is_subrange_type.
9329 * tree.h (subrange_type_for_debug_p): Declare.
9330 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
9331 (convert_affine_scev): Remove call to above function.
9332 (chrec_convert_aggressive): Likewise.
9333 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
9334 false for conversions involving subtypes.
9335 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
9336 (vrp_val_min): Likewise.
9337 (needs_overflow_infinity): Likewise.
9338 (extract_range_from_unary_expr): Likewise.
9340 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
9342 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
9343 * config/frv/frv.c: Likewise.
9344 * config/s390/s390.c: Likewise.
9345 * config/sparc/sparc.h: Likewise.
9346 * config/i386/i386.h: Likewise.
9347 * config/i386/i386.c: Likewise.
9348 * config/crx/crx.c: Likewise.
9349 * config/m68hc11/m68hc11.h: Likewise.
9350 * config/iq2000/iq2000.c: Likewise.
9351 * config/mn10300/mn10300.h: Likewise.
9352 * config/mn10300/mn10300.c: Likewise.
9353 * config/m68k/m68k.c: Likewise.
9354 * config/rs6000/rs6000.c: Likewise.
9355 * config/rs6000/xcoff.h: Likewise.
9356 * config/rs6000/linux64.h: Likewise.
9357 * config/rs6000/sysv4.h: Likewise.
9358 * config/score/score3.c: Likewise.
9359 * config/score/score7.c: Likewise.
9360 * config/score/score.c: Likewise.
9361 * config/arm/arm.md: Likewise.
9362 * config/mips/mips.c: Likewise.
9363 * config/mips/mips.md: Likewise.
9364 * config/bfin/bfin.h: Likewise.
9365 * config/pa/pa.c: Likewise.
9366 * config/pa/constraints.md: Likewise.
9368 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
9369 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
9370 * config/pdp11/pdp11.h: Use memory_address_p instead.
9372 2009-05-14 Ian Lance Taylor <iant@google.com>
9374 * passes.c (finish_optimization_passes): Change i to int.
9375 * plugin.c (plugins_active_p): Change event to int.
9376 (dump_active_plugins): Likewise.
9377 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
9379 * tree.c (tree_range_check_failed): Change c to unsigned int.
9380 (omp_clause_range_check_failed): Likewise.
9381 (build_common_builtin_nodes): Change mode to int. Add cast.
9382 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
9383 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
9385 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
9386 ++ or -- with a variable of enum type.
9388 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9391 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
9393 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9395 * store-motion.c: Do not include params.h
9396 * Makefile.in: Fix dependencies for various files.
9398 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
9400 * auto-inc-dec.c: Fix pass description, remove apparent
9401 accidental duplication.
9403 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
9406 * ipa-utils.h (memory_identifier_string): Moved to ...
9407 * tree.h (memory_identifier_string): Here. Add GTY(()).
9409 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9411 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
9412 in the former documentation of...
9413 (GO_IF_LEGITIMATE_ADDRESS): ... this.
9414 * ira-conflicts.c (get_dup_num): Use address_operand.
9415 * targhooks.c (default_legitimate_address_p): New.
9416 * targhooks.h (default_legitimate_address_p): New.
9417 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
9419 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
9420 * target.h (struct target): Add legitimate_address_p.
9421 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
9422 (TARGET_INITIALIZER): Include it.
9424 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9425 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
9426 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
9427 (TARGET_LEGITIMATE_ADDRESS_P): New.
9429 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9430 (REG_OK_STRICT_P): Delete.
9431 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
9432 (frv_legitimate_address_p_1): ... this.
9433 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
9434 (frv_legitimate_address_p_1): ... the renamed old
9435 frv_legitimate_address_p.
9436 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
9437 (TARGET_LEGITIMATE_ADDRESS_P): New.
9439 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9440 * config/s390/s390-protos.h (legitimate_address_p): Remove.
9441 * config/s390/s390.c (legitimate_address_p): Rename to...
9442 (s390_legitimate_address_p): ... this, make static.
9443 (legitimize_address): Adjust call.
9444 (TARGET_LEGITIMATE_ADDRESS_P): New.
9445 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
9447 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9448 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
9449 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
9450 (TARGET_LEGITIMATE_ADDRESS_P): New.
9452 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9453 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
9454 * config/spu/spu.c (spu_legitimate_address): Rename to...
9455 (spu_legitimate_address_p): ... this, make static.
9456 (TARGET_LEGITIMATE_ADDRESS_P): New.
9458 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9459 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
9460 * config/sparc/sparc.c (legitimate_address_p): Rename to...
9461 (sparc_legitimate_address_p): ... this, make static and return bool.
9462 (legitimize_address): Adjust call.
9463 (TARGET_LEGITIMATE_ADDRESS_P): New.
9465 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9466 * config/i386/i386-protos.h (legitimate_address_p): Remove.
9467 * config/i386/i386.c (legitimate_address_p): Rename to...
9468 (ix86_legitimate_address_p): ... this, make static.
9469 (constant_address_p): Move after it, adjust call.
9470 (TARGET_LEGITIMATE_ADDRESS_P): New.
9472 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9473 * config/avr/avr-protos.h (legitimate_address_p): Remove.
9474 * config/avr/avr.c (legitimate_address_p): Rename to...
9475 (avr_legitimate_address_p): ... this, make static.
9476 (legitimize_address): Adjust call.
9477 (TARGET_LEGITIMATE_ADDRESS_P): New.
9479 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9480 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
9481 * config/crx/crx.c (crx_legitimate_address_p): Make static.
9482 (TARGET_LEGITIMATE_ADDRESS_P): New.
9484 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9485 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
9486 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
9487 (TARGET_LEGITIMATE_ADDRESS_P): New.
9489 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9490 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
9492 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
9494 (TARGET_LEGITIMATE_ADDRESS_P): New.
9496 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9497 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
9499 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
9501 (m68hc11_legitimate_address_p): ... this, make static.
9502 (go_if_legitimate_address_internal): Rename to...
9503 (m68hc11_legitimate_address_p_1): ... this.
9504 (legitimize_address): Adjust call.
9505 (TARGET_LEGITIMATE_ADDRESS_P): New.
9507 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9508 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
9509 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
9510 (TARGET_LEGITIMATE_ADDRESS_P): New.
9512 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9513 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
9514 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
9515 (mn10300_legitimate_address_p): ... this, make static.
9516 (TARGET_LEGITIMATE_ADDRESS_P): New.
9518 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9519 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
9520 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
9521 (TARGET_LEGITIMATE_ADDRESS_P): New.
9523 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9524 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
9525 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
9526 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9527 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
9528 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
9529 (rs6000_legitimate_address_p): ... this, make static.
9530 (TARGET_LEGITIMATE_ADDRESS_P): New.
9531 (REG_MODE_OK_FOR_BASE_P): Delete.
9532 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
9534 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9535 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
9537 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
9538 static, adjust types.
9539 (TARGET_LEGITIMATE_ADDRESS_P): New.
9541 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9542 * config/score/score.c (score_address_p): Rename to...
9543 (score_legitimate_address_p): ... this.
9544 (TARGET_LEGITIMATE_ADDRESS_P): New.
9545 * config/score/score3.c (score3_address_p): Rename to...
9546 (score3_legitimate_address_p): ... this.
9547 * config/score/score7.c (score7_address_p): Rename to...
9548 (score7_legitimate_address_p): ... this.
9550 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
9551 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
9552 GO_IF_LEGITIMATE_ADDRESS): Delete.
9553 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
9554 thumb2_legitimate_address_p): Delete.
9555 (arm_legitimate_address_p): Rename to...
9556 (arm_legitimate_address_outer_p): ... this.
9557 * config/arm/constraints.md ("Uq"): Adjust call.
9558 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
9559 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
9561 (arm_legitimate_address_outer_p): ... this.
9562 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
9564 (TARGET_LEGITIMATE_ADDRESS_P): New.
9566 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9567 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
9568 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
9569 (TARGET_LEGITIMATE_ADDRESS_P): New.
9571 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9572 * config/vax/vax-protos.h (legitimate_address_p): Remove.
9573 * config/vax/vax.c (legitimate_address_p): Rename to...
9574 (vax_legitimate_address_p): ... this, make static.
9575 (TARGET_LEGITIMATE_ADDRESS_P): New.
9577 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9578 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
9579 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
9580 (TARGET_LEGITIMATE_ADDRESS_P): New.
9582 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9583 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
9584 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
9585 (mmix_legitimate_address_p): ... this, make static.
9586 (TARGET_LEGITIMATE_ADDRESS_P): New.
9588 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
9589 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
9590 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
9591 (TARGET_LEGITIMATE_ADDRESS_P): New.
9593 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
9595 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
9596 of MODE_COMPLEX_INT.
9598 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9600 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
9601 LCT_NORMAL in function call.
9602 * mips-tdump.c (print_file_desc): Add cast to enum type.
9603 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
9604 (mark_stabs): Add casts to enum types.
9605 (parse_stabs_common): Add casts to enum types.
9607 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9609 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
9610 Check for invalid values of LETTER.
9612 2009-05-13 Taras Glek <tglek@mozilla.com>
9614 * attribs.c (register_attribute): moved out attribute registration
9615 into register_attribute.
9616 * doc/plugins.texi: Documented register_attribute and
9618 * gcc-plugin.h: Added forward decl for register_attribute.
9619 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
9620 * plugin.c (register_callback, invoke_plugin_callbacks): Added
9621 PLUGIN_ATTRIBUTES boilerplate.
9623 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
9625 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
9626 values even in sentinel and empty entries.
9627 (ms_printf_flag_specs): Likewise.
9628 (ms_scanf_flag_specs): Likewise.
9629 (ms_strftime_flag_specs): Likewise.
9630 (ms_print_char_table): Likewise.
9631 (ms_scan_char_table): Likewise.
9632 (ms_time_char_table): Likewise.
9634 2009-05-13 Doug Kwan <dougkwan@google.com>
9636 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
9638 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
9640 * config/mips/mips.md (store): Add attributes for QI and HI.
9642 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
9643 (truncdi<mode>2): ... this new pattern.
9645 2009-05-13 Brad Hards <bradh@kde.org>
9647 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
9649 2009-05-14 Jakub Jelinek <jakub@redhat.com>
9650 Ben Elliston <bje@au.ibm.com>
9653 * dse.c (check_mem_read_rtx): Guard against width == -1.
9655 2009-05-13 Michael Matz <matz@suse.de>
9658 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
9659 (trivially_conflicts_p): New function.
9660 (insert_backedge_copies): Use it.
9662 2009-05-13 Janis Johnson <janis187@us.ibm.com>
9664 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
9665 (handle_stdc_pragma): Use new enum constant names.
9666 (handle_pragma_float_const_decimal64): Ditto.
9668 2009-05-13 Ian Lance Taylor <iant@google.com>
9670 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
9673 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
9675 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
9676 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
9678 * config/m68k/m68k.h (FL_UCLINUX): Define.
9680 2009-05-13 Jan Hubicka <jh@suse.cz>
9682 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
9684 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9686 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
9687 unless -fschedule-insns is specified.
9689 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9692 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
9693 TARGET_EXPAND_CBRANCHDI4.
9694 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
9695 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
9696 (cmpeqdi): Fix comment.
9698 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9700 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
9701 (sh_legitimate_address_p): Likewise.
9702 * config/sh/sh.c (sh_legitimate_index_p): New.
9703 (sh_legitimate_address_p): Likewise.
9704 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
9705 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
9706 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
9707 (MAYBE_BASE_REGISTER_RTX_P): New macro.
9708 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
9709 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
9710 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
9711 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
9712 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
9714 2009-05-12 Jan Hubicka <jh@suse.cz>
9716 * tree-inline.c (estimate_operator_cost): Add operands;
9717 when division happens by constant, it is cheap.
9718 (estimate_num_insns): Loads and stores are not having cost of 0;
9719 EH magic stuff is cheap; when computing runtime cost of switch,
9720 use log2 base of amount of its cases; builtin_expect has cost of 0;
9721 compute cost for moving return value of call.
9722 (init_inline_once): Initialize time_based flags.
9723 * tree-inline.h (eni_weights_d): Add time_based flag.
9725 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9727 * df-core.c: Update head documentation.
9729 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9732 * rs6000.c (rs6000_generate_compare): Use op1b instead of
9733 shadowing exisiting variable op1.
9735 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
9738 * config/i386/driver-i386.c (processor_signatures): New enum.
9739 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
9740 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
9741 processor signature to detect geode processor.
9743 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9747 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9749 * optabs.c (prepare_cmp_insn): Temporarily disable test that
9750 causes spurious differences between trunk and cond-optab branch.
9752 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
9754 * dojump.c (compare_from_rtx): Delete.
9755 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
9756 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
9757 if the comparison does not satisfy the predicate; test predicates for
9758 operands 2 and 3 of a cstore pattern. Don't try cstore optab
9759 further if one existing pattern fails.
9760 * expr.h (compare_from_rtx): Delete.
9761 (prepare_operand): Declare it.
9762 * optabs.c: Change "lib call" to "libcall" throughout.
9763 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
9764 HAVE_conditional_trap, emit_cmp_insn): Delete.
9765 (can_compare_p): Delete cmp_optab case.
9766 (prepare_float_lib_cmp): Return an rtx and a machine mode.
9767 Accept other parameters by value.
9768 (prepare_operand): Make non-static.
9769 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
9770 other parameters by value. Try to widen operands here based on
9771 an optab_methods argument and looking at cbranch_optab.
9772 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
9773 loop. Use cbranch_optab directly.
9774 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
9775 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
9777 (emit_conditional_move, emit_conditional_add): Inline what's needed
9778 of compare_from_rtx, using new prepare_cmp_insn for the rest.
9779 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
9780 with COMPARE. Move cmov_optab and cstore_optab above
9781 with cbranch_optab, move cmp_optab down with ucmp_optab,
9782 remove tst_otpab. Do not initialize trap_rtx.
9783 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
9784 for trap code. Do not check HAVE_conditional_trap. Use
9785 prepare_cmp_insn. Accept no predicate for operand 3.
9786 * optabs.h (OTI_cmp): Mark as used only for libcalls.
9787 (OTI_ctrap, ctrap_optab): New.
9788 (tst_optab): Delete.
9789 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
9790 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
9791 with lookup of ctrap_optab.
9792 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
9796 * combine.c (combine_simplify_rtx, simplify_set): Do not
9797 special case comparing against zero for cc0 machines.
9798 * simplify-rtx.c (simplify_binary_operation_1): Never remove
9799 COMPARE on cc0 machines.
9800 (simplify_relational_operation): Return a new expression when
9801 a COMPARE could be removed.
9802 * final.c (final_scan_insn): Compare cc_status values
9803 against LHS of a (compare FOO (const_int 0)) cc0 source.
9804 Also check if cc_status.value is the full compare.
9806 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
9807 (cstoreMM4): Document.
9808 (conditional_trap): Document ctrapMM4 instead.
9809 (sync_compare_and_swapMM): Refer to cbranchcc4.
9810 (Dependent Patterns): Eliminate obsolete information referring to
9811 the old jump optimization phase.
9812 (Canonicalization): Include cbranchcc4 case, omit canonicalization
9813 of compares with 0 on cc0 machines.
9814 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
9815 avoiding references to cc0. Remove text about storing operands
9817 * doc/tm.texi (Condition Codes): Include blurb on different
9818 condition code representations, separate into subsections for
9819 CC0, MODE_CC and conditional execution.
9821 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
9822 alpha_emit_setcc): Accept operands and a machine mode.
9823 * config/alpha/alpha.c (alpha_emit_conditional_branch):
9824 Get code/op0/op1 from operands, use machine mode argument
9825 instead of alpha_compare.fp_p. Emit the branch here.
9826 (alpha_emit_setcc): Likewise, and return boolean.
9827 (alpha_emit_conditional_move): Likewise. Assert that
9828 cmp_op_mode == cmp_mode, and simplify accordingly.
9829 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
9830 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
9831 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
9833 (stack probe test): Use cbranchdi4.
9834 * config/alpha/predicates.md (alpha_cbranch_operator): New.
9836 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
9837 * config/arc/arc.h (movsicc, movsfcc): Use it.
9838 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
9839 (cbranchsi4, cstoresi4): New.
9840 (cmpsi, bCC and sCC expanders): Remove.
9842 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
9843 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
9844 * config/arm/predicates.md (arm_comparison_operator): Only include
9845 floating-point operators if there is a hardware floating-point unit.
9846 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
9847 deferring to cbranch_cc and cstore_cc respectively.
9848 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
9849 cbranch_cc, cstore_cc): New.
9850 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
9852 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
9854 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
9855 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
9857 (adjust_insn_length): Adjust calls.
9858 (avr_reorg): Handle (compare (foo) (const_int 0)).
9859 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
9860 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
9861 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
9862 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
9864 (cbranchqi4, cbranchhi4, cbranchsi4): New.
9865 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
9867 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
9868 (cbranchsi4, cstorebi4, cstoresi4): New.
9869 (movbisi): This insn is duplicate, split it to zero_extend.
9870 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
9871 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
9872 (bfin_optimize_loop): Use cbranch expander.
9873 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
9874 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
9875 (bfin_bimode_comparison_operator): ... this.
9876 (bfin_direct_comparison_operator): New.
9878 * config/cris/cris.c (cris_normal_notice_update_cc): Look
9879 inside (compare FOO (const_int 0)).
9880 (cris_rtx_costs): Handle ZERO_EXTRACT.
9881 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
9882 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
9883 (*tstdi_v32): Delete.
9884 (*cmpdi_non_v32): Add M alternative for operand 1.
9885 (cmpsi, cmp<mode>): Make private.
9886 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
9888 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
9890 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
9891 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
9892 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
9893 (cc_reg_operand): New.
9895 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
9896 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
9897 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
9898 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
9899 crx_expand_scond): Delete.
9901 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
9903 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
9904 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
9906 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
9907 cstoresi4, cstoresf4, cstoredf4): New.
9908 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
9909 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9910 Receive the entire operands array.
9911 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
9912 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
9913 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
9914 Get test/op0/op1 from the operands array.
9915 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
9917 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
9918 (h8300_expand_store): New.
9919 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
9921 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
9922 (h8300_expand_store): New.
9923 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
9924 or do not try to produce (set (cc0) REG).
9925 (peepholes): Wrap arguments with COMPARE. Add a peephole to
9926 change a compare into a move to a scratch register. Disable some
9927 peepholes when comparing with zero.
9928 (tstsi, tsthi, tstsi, cmpqi): Make private.
9931 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
9934 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
9935 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
9936 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
9937 (ix86_emit_i387_log1p): Use cbranchxf2.
9938 (ix86_expand_setcc): Return void.
9939 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
9940 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
9941 cmp<MODEF>, cmpcc): Remove.
9942 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
9943 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
9944 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
9945 (sCC and bCC expanders): Remove.
9946 (stack_protect_test): Use cbranchcc4.
9948 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
9950 (ia64_expand_compare): Accept three rtx by reference and return void.
9951 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
9952 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
9953 from *expr. Update *expr with the BImode comparison to do.
9954 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
9955 cmptf, bCC, sCC, conditional_trap): Delete.
9956 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
9957 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
9958 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
9959 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
9960 * config/ia64/predicates.md (ia64_cbranch_operator): New.
9962 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
9963 type of last argument.
9964 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
9965 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
9966 use machine mode argument instead of branch_type. Remove dead
9967 code for floating-point comparisons.
9968 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
9969 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
9971 (cbranchsi4, cstoresi4): New.
9972 * config/iq2000/predicates.md (reg_or_const_operand): New.
9974 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
9975 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
9976 (b<code>_op): Rewrite to...
9977 (bcc_op): ... this, using match_operator.
9978 (s<code>_op): Rewrite to...
9979 (scc_op): ... this, using match_operator.
9980 (s<code>_24_op): Rewrite to...
9981 (scc_op_24): ... this, using match_operator.
9982 (s<code>_<mode>): Rewrite to...
9983 (cstore<mode>4): ... this, using match_operator.
9984 (s<code>_<mode>_24): Rewrite to...
9985 (cstore<mode>4_24): ... this, using match_operator.
9986 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
9987 m32c_unpend_compare, m32c_expand_scc): Delete.
9988 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
9989 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
9990 (m32c_expand_movcc): Change NE to EQ if necessary.
9991 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
9993 * config/m32r/m32r-protos.h (gen_cond_store): New.
9994 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
9995 (gen_cond_store): New, from sCC patterns.
9996 (m32r_expand_block_move): Use cbranchsi4.
9997 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
9998 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
9999 (cbranchsi4, cstoresi4): New.
10001 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
10003 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
10004 (m68hc11_notice_update_cc): Look into a compare with 0.
10005 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
10007 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
10008 cmphi, cmpqi, bCC): Delete.
10009 (cbranchsi4, cbranchhi4, cbranchqi4): New.
10010 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
10011 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
10014 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
10015 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
10016 * config/m68k/constraints.md (H): New.
10017 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
10018 the define_insn below.
10019 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
10020 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
10021 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
10022 patterns): Wrap RHS with COMPARE.
10023 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
10024 (*cmpdi_internal): Name this pattern.
10025 (cmpdi): Change to define_insn.
10026 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
10027 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
10028 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
10030 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
10031 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
10032 (conditional_trap): Change to...
10033 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
10034 (*conditional_trap): Use the ordered_comparison_operator and
10035 const1_operand predicates.
10036 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
10037 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
10038 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
10039 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
10041 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
10042 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
10043 (mcore_gen_compare): New.
10044 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
10045 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
10046 (mcore_gen_compare): ... this.
10047 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
10048 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
10049 (stack probe pattern): Use cbranchsi4.
10051 * config/mips/predicates.md (mips_cstore_operator): New.
10052 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
10053 * config/mips/mips.md (any_cond): Delete.
10054 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
10056 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
10057 fixuns_truncsfdi2): Use cbranch patterns.
10058 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
10059 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
10060 Adjust call to mips_expand_conditional_branch.
10061 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
10063 * config/mips/mips-protos.h (mips_expand_conditional_branch,
10064 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
10065 * config/mips/mips.c (cmp_operands): Delete.
10066 (mips_emit_compare): Get comparison operands from *op0/*op1.
10067 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
10068 that it succeeds. Use op0/op1 instead of cmp_operands.
10069 (mips_expand_conditional_branch, mips_expand_conditional_move,
10070 mips_expand_conditional_trap): Likewise.
10071 (mips_block_move_loop): Use cbranch patterns.
10072 * config/mips/mips.h (cmp_operands): Delete.
10074 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
10075 (mmix_gen_compare_reg): Just return a register in the right CC mode.
10076 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
10077 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
10078 (*cmpcc_folded): Rename to...
10079 (*cmpdi_folded): this.
10080 (*cmpcc): Rename to...
10082 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
10085 (cbranchdf4): New. Handle invalid comparisons here.
10086 * config/mmix/predicates.md (float_comparison_operator): New.
10088 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
10089 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
10090 * config/mn10300/mn10300.md (tst): Delete.
10091 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
10092 Name these patterns and wrap RHS in a compare.
10093 (*cmpsi): Make this pattern private. Include tst.
10094 (*cmpsf): Make this pattern private.
10095 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
10096 (compare with zero peepholes): Likewise.
10098 (cbranchsi4, cbranchsf4): New.
10099 (casesi): Use cbranchsi4.
10101 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
10102 hppa_branch_type): Delete.
10103 (return_addr_rtx): Use cbranchsi4.
10104 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
10105 Emit CCFPmode comparison here.
10106 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
10107 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
10108 hppa_branch_type): Delete.
10109 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
10110 (movsicc, movdicc): Remove references to hppa_compare_op0,
10111 hppa_compare_op1 and compare_from_rtx.
10112 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
10113 (casesi): Use cbranchsi4.
10115 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
10116 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
10117 * config/pdp11/pdp11.md (register_or_const0_operand): New.
10118 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
10119 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
10121 (cbranchdf4, cbranchhi4, cbranchqi4): New.
10122 (*branch, *branch_inverted): New.
10124 * config/picochip/picochip.md (cbranchhi4): Use
10125 ordered_comparison_operator.
10126 (cmphi, bCC): Remove.
10128 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
10129 (trap_comparison_operator): Delete.
10130 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
10131 rs6000_emit_cbranch): Accept mode and operands.
10132 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
10133 rs6000_compare_fp_p): Delete.
10134 (rs6000_generate_compare): Accept mode and comparison. Extract code
10135 and op0/op1 from there. Replace references to rs6000_compare_op0
10136 and rs6000_compare_op1.
10137 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
10138 extract result from passed operands.
10139 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
10140 extract loc from passed operands.
10141 (rs6000_emit_cmove): Likewise.
10142 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
10143 rs6000_compare_fp_p): Delete.
10144 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
10145 (cbranch<GPR>4, cbranch<FP>4): New.
10146 (cstore<mode>4): New. Consolidate here all choices about when to use
10147 portable or specialized sCC sequences.
10148 (stack_protect_test): Use cbranchsi4.
10149 (conditional_trap): Replace with ctrap<GPR>4.
10150 (conditional trap insn): Replace trap_comparison_operator with
10151 ordered_comparison_operator.
10153 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
10154 (s390_emit_prologue): Use ctrap.
10155 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
10156 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
10157 New predicates replacing...
10158 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
10159 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
10160 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
10161 (add<mode>cc): Do not use s390_compare_op0/op1.
10162 (s<code>): Change to...
10163 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
10164 (seq): Change to...
10165 (cstorecc4): ... this. Handle EQ or NE equally.
10166 (*sne): Un-privatize for use in cstorecc4.
10167 (b<code>): Change to...
10168 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
10169 (conditional_trap): Replace with...
10170 (ctrap<GPR>4, ctrap<FP>4): ... these.
10171 (stack_protect): Use cbranchcc4.
10173 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
10174 * config/score/score-protos.h (score_gen_cmp): Delete.
10175 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
10176 (score_block_move-loop): Use cbranchsi4.
10177 * config/score/score.md (cbranchsi4): New.
10178 (cmpsi, bCC): Delete.
10179 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
10180 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10181 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
10182 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
10183 * config/score/score3.h (score3_gen_cmp): Delete.
10184 * config/score/score7.h (score7_gen_cmp): Delete.
10186 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
10187 (sh_emit_scc_to_t): ... this. Return void.
10188 (from_compare): Rename to...
10189 (sh_emit_compare_and_branch): ... this.
10190 (sh_emit_compare_and_set): New.
10191 (sh_expand_t_scc): Accept operands.
10192 * config/sh/predicates.md (sh_float_comparison_operator): New.
10193 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
10194 (prepare_scc_operands): Rename to...
10195 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
10197 (sh_emit_cheap_store_flag): New.
10198 (sh_emit_set_t_insn): New.
10199 (from_compare): Rename to...
10200 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
10201 handling of TARGET_SH2E floating point to avoid recursive call.
10202 Generate branch here.
10203 (sh_emit_compare_and_set): New.
10204 (sh_expand_t_scc): Get op0/op1 from arguments.
10205 (sh_emit_cheap_store_flag): New.
10206 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
10208 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
10209 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
10210 (movsicc, movdicc): Do nothing when it recreated operands from
10211 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
10212 prepare_scc_operands (now sh_emit_scc_to_t).
10213 (udivdi3): Use cstoresi4.
10214 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
10215 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
10216 (cbranchint4_media, cbranchfp4_media): New.
10217 (casesi): Use cbranchdi4.
10218 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
10220 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
10221 (movnegt): Remove second operand.
10222 (cbranchsf4, cbranchdf4): New.
10223 (stack_protect): Use cbranchdi4/cbranchsi4.
10225 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
10226 (gen_compare_reg): Accept comparison, extract part of it to...
10227 (gen_compare_reg_1): ... this.
10228 (gen_compare_operator): Delete.
10229 (gen_v9_scc): Accept separate destination, comparison code and arms.
10230 Do not use sparc_compare_op0/sparc_compare_op1.
10231 (emit_scc_insn, emit_conditional_branch_insn): New.
10232 (emit_v9_brxx): Make static. Remove useless assertion.
10233 (sparc_emit_float_lib_cmp): Return RTL instead of calling
10235 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
10236 * config/sparc/sparc-protos.h (gen_compare_reg,
10237 sparc_emit_float_lib_cmp): Adjust prototype.
10238 (emit_scc_insn, emit_conditional_branch_insn): New.
10239 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
10240 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
10241 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
10242 iterators to the top.
10243 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
10244 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
10245 snedi_special_trunc): Delete.
10246 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
10247 and snedi_special_trunc.
10248 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
10249 cbranchdi4, cbranch<F:mode>4): New.
10250 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
10251 here. Use gen_compare_reg instead of gen_compare_operator.
10252 (conditional_trap): Replace with...
10253 (ctrapsi4, ctrapdi4): ... this.
10254 (stack_protect_test): Use cbranchcc4.
10256 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
10258 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
10259 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
10260 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
10261 from operands[0] or operands[3] depending on is_set.
10262 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
10263 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
10264 cmpdf, bCC), sCC: Remove.
10265 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
10266 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
10268 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
10269 spu_emit_branch_or_set.
10271 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
10273 * config/stormy16/stormy16.h (xstormy16_compare_op0,
10274 xstormy16_compare_op1): Delete.
10275 * config/stormy16/stormy16.c (xstormy16_compare_op0,
10276 xstormy16_compare_op1): Delete.
10277 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
10279 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
10280 (cmphi, cmpsi, bCC): Remove.
10282 * config/v850/v850.md (tstsi, cmpsi): Fold into...
10283 (*cmpsi): ... this one.
10284 (cbranchsi4, cstoresi4): New.
10285 (bCC expanders): Delete.
10286 (sCC insns): Fold into...
10287 (*setcc): ... this one.
10288 (casesi): Do not use gen_cmpsi and gen_bgtu.
10289 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
10290 (movsicc): Simplify.
10291 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
10293 * config/vax/vax-protos.h (cond_name): New.
10294 (vax_output_conditional_branch): Remove.
10295 * config/vax/vax.c (cond_name): New.
10296 (vax_output_conditional_branch): Remove.
10297 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
10298 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
10299 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
10300 (bit<VAXint>): Wrap source with (compare).
10301 (b<code> and following unnamed pattern): Rename to *branch and
10302 *branch_reversed. Change macroization to match_operator.
10303 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
10305 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
10306 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
10307 Change last argument to machine_mode.
10308 (xtensa_expand_scc): Add machine_mode argument.
10309 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
10310 (gen_conditional_move, xtensa_expand_conditional_branch,
10311 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
10312 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
10313 Adjust operand numbers.
10314 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
10316 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
10317 (cmpsi, cmpsf, b<code>, s<code>): Delete.
10318 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
10320 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
10322 * optabs.c (prepare_cmp_insn): Temporarily disable test that
10323 causes spurious differences between trunk and cond-optab branch.
10325 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10328 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
10330 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
10332 * tree.c (iterative_hash_pointer): Delete.
10333 (iterative_hash_expr): Short-circuit handling of NULL pointer.
10334 Hash UIDs and versions of SSA names. Don't special-case built-in
10335 function declarations.
10337 2009-05-11 Ian Lance Taylor <iant@google.com>
10340 * graphite.c: Force -Wc++-compat to only be a warning before
10341 #including "cloog/cloog.h".
10343 2009-05-11 Martin Jambor <mjambor@suse.cz>
10345 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
10347 2009-05-11 Jan Hubicka <jh@suse.cz>
10349 * tree-ssa-loop-ivcanon.c: Include target.h
10350 (struct loop_size): new structure.
10351 (constant_after_peeling): New predicate.
10352 (tree_estimate_loop_size): New function.
10353 (estimated_unrolled_size): Rewrite for new estimates.
10354 (try_unroll_loop_completely): Use new estimates.
10355 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
10357 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10359 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
10360 libcpp interface change.
10361 (spu_macro_to_expand): Likewise.
10363 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
10365 PR tree-optimization/40026
10366 * gimplify.c (gimplify_init_constructor): Change initial conditional
10367 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
10368 optimize_compound_literals_in_ctor.
10370 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
10372 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
10374 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
10376 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
10378 * tree-vect-data-refs.c (vect_analyze_group_access): Use
10379 HOST_WIDE_INT for gap.
10381 2009-05-11 Ira Rosen <irar@il.ibm.com>
10383 PR tree-optimization/40074
10384 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
10385 account in group size and step comparison.
10387 2009-05-11 Richard Guenther <rguenther@suse.de>
10389 * passes.c (init_optimization_passes): Strip now incorrect comment.
10390 (execute_function_todo): Do not set PROP_alias.
10391 * tree-pass.h (PROP_alias): Remove.
10392 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
10393 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
10394 * tree-nrv.c (pass_return_slot): Likewise.
10395 * tree-object-size.c (pass_object_sizes): Likewise.
10396 * tree-ssa-dom.c (pass_dominator): Likewise.
10397 (pass_phi_only_cprop): Likewise.
10398 * tree-ssa-dse.c (pass_dse): Likewise.
10399 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
10400 (pass_cselim): Likewise.
10401 * tree-ssa-pre.c (pass_pre): Likewise.
10402 (pass_fre): Likewise.
10403 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10404 * tree-ssa-sink.c (pass_sink_code): Likewise.
10405 * tree-stdarg.c (pass_stdarg): Likewise.
10406 * tree-tailcall.c (pass_tail_calls): Likewise.
10407 * tree-vrp.c (pass_vrp): Likewise.
10409 2009-05-10 Ian Lance Taylor <iant@google.com>
10411 * basic-block.h (enum profile_status): Break out of struct
10412 control_flow_graph.
10413 * cgraph.h (struct inline_summary): Break out of struct
10415 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
10416 of struct cgraph_order_sort.
10417 * combine.c (enum undo_kind): New enum, broken out of struct undo.
10418 * cse.c (struct branch_path): Break out of struct
10419 cse_basic_block_data.
10420 * except.h (enum eh_region_type): Break out of struct eh_region.
10421 * gcc.c (enum add_del): Break out of struct modify_target.
10422 * genrecog.c (enum decision_type): Break out of struct decision_test.
10423 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
10425 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
10426 * regmove.c (enum match_use): New enum, broken out of struct match.
10427 * sched-int.h (enum post_call_group): New enum, broken out of
10429 (struct deps_reg): Break out of struct deps.
10430 * target.h (struct asm_int_op): Break out of struct gcc_target.
10431 * tree-eh.c (struct goto_queue_node): Break out of struct
10433 * tree-inline.h (enum copy_body_cge_which): Break out of
10435 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
10437 * c-decl.c (in_struct, struct_types): New static variables.
10438 (pushtag): Add loc parameter. Change all callers.
10439 (lookup_tag): Add ploc parameter. Change all callers.
10440 (check_compound_literal_type): New function.
10441 (parser_xref_tag): Add loc parameter. Change all callers. If
10442 -Wc++-compat, warn about struct/union/enum types defined within a
10444 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
10445 and loc parameters. Change all callers. Change error calls to
10446 error_at, using loc. For a redefinition, if the location of the
10447 original definition is known, report it. Set in_struct and
10448 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
10449 (finish_struct): Add new parameters enclosing_in_struct and
10450 enclosing_struct_types. Change all callers. Set
10451 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
10452 in the struct. If in a struct, add this struct to struct_types.
10453 (start_enum): Add loc parameter. Change all callers. Use
10454 error_at for errors, using loc. For a redefinition, if the
10455 location of the original definition is known, report it. If in a
10456 struct, add this enum type to struct_types. If -Wc++-compat warn
10457 if in sizeof, typeof, or alignof.
10458 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
10459 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
10460 (c_parser_enum_specifier): Get enum location for start_enum.
10461 (c_parser_struct_or_union_specifier): Get struct location for
10462 start_struct. Save in_struct and struct_types status between
10463 start_struct and finish_struct.
10464 (c_parser_cast_expression): Get location of cast.
10465 (c_parser_alignof_expression): Get location of type.
10466 (c_parser_postfix_expression): Likewise.
10467 (c_parser_postfix_expression_after_paren_type): Add type_loc
10468 parameter. Change all callers. Call check_compound_literal_type.
10469 Use type_loc for error about variable size type.
10470 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
10471 of an enum constant from an enum type defined in a struct or union.
10472 (c_cast_expr): Add loc parameter. Change all callers. If
10473 -Wc++-compat, warn about defining a type in a cast.
10474 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
10475 (start_enum, start_struct, finish_struct): Update declarations.
10476 (parser_xref_tag, c_cast_expr): Update declarations.
10477 (check_compound_literal_type): Declare.
10479 2009-05-11 Ben Elliston <bje@au.ibm.com>
10481 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
10482 for recent libcpp interface change.
10483 (rs6000_macro_to_expand): Likewise.
10485 2009-05-10 Michael Matz <matz@suse.de>
10488 * config/arm/arm.c (require_pic_register): Emit on entry edge,
10489 not at entry of function.
10491 2009-05-10 Richard Guenther <rguenther@suse.de>
10493 PR tree-optimization/40081
10495 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10496 using the main variant of the element type. Do not fiddle with
10497 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10499 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
10500 structs with volatile fields.
10502 2009-05-10 Jan Hubicka <jh@suse.cz>
10504 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
10505 (estimate_move_cost): Assert that it does not get called for
10507 (estimate_num_insns): Skip VOID types in argument handling.
10508 (optimize_inline_calls): Delete unreachable blocks and verify that
10509 callgraph is valid.
10511 2009-05-10 Jan Hubicka <jh@suse.cz>
10513 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
10514 * cgraph.c (cgraph_mark_address_taken_node): New function.
10515 (dump_cgraph_node): Dump new flag.
10516 * cgraph.h (struct cgraph_node): Add address_taken.
10517 (cgraph_mark_address_taken_node): New function.
10518 * ipa.c (cgraph_postorder): Prioritize functions with address taken
10519 since new direct calls can be born.
10521 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10523 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
10524 tok->val.node.node.
10526 2009-05-10 Jan Hubicka <jh@suse.cz>
10528 PR middle-end/40084
10529 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
10531 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
10532 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
10533 * tree-inline.c (copy_bb): Set frequency correctly.
10534 (fold_marked_statements): Update call to
10535 cgraph_update_edges_for_call_stmt.
10537 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10539 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
10540 identifiers in diagnostics.
10541 * config/arm/arm.c (arm_handle_fndecl_attribute,
10542 arm_handle_isr_attribute): Likewise.
10543 * config/avr/avr.c (avr_handle_progmem_attribute,
10544 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
10545 * config/bfin/bfin.c (handle_int_attribute,
10546 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
10547 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
10548 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
10550 * config/darwin.c (darwin_handle_kext_attribute,
10551 darwin_handle_weak_import_attribute): Likewise.
10552 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
10553 h8300_handle_eightbit_data_attribute,
10554 h8300_handle_tiny_data_attribute): Likewise.
10555 * config/i386/i386.c (ix86_handle_cconv_attribute,
10556 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
10557 * config/i386/winnt.c (ix86_handle_shared_attribute,
10558 ix86_handle_selectany_attribute): Likewise.
10559 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
10560 * config/m32c/m32c.c (function_vector_handler): Likewise.
10561 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
10562 m68hc11_handle_fntype_attribute): Likewise.
10563 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
10564 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
10565 * config/mips/mips.c (mips_insert_attributes,
10566 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
10567 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
10568 rs6000_handle_struct_attribute): Likewise.
10569 * config/sh/sh.c (sh_insert_attributes,
10570 sh_handle_resbank_handler_attribute,
10571 sh_handle_interrupt_handler_attribute,
10572 sh2a_handle_function_vector_handler_attribute,
10573 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
10575 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
10576 * config/spu/spu.c (spu_handle_fndecl_attribute,
10577 spu_handle_vector_attribute): Likewise.
10578 * config/stormy16/stormy16.c
10579 (xstormy16_handle_interrupt_attribute): Likewise.
10580 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
10581 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
10583 2009-05-10 Joseph Myers <joseph@codesourcery.com>
10585 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
10586 (pp_translate_identifiers): New.
10587 (pp_identifier): Only conditionally translate identifier to locale
10589 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
10590 (pp_base_tree_identifier): Only conditionally translate identifier
10591 to locale character set.
10592 * c-pretty-print.c (M_): Define.
10593 (pp_c_type_specifier, pp_c_primary_expression): Mark English
10594 fragments for conditional translation with M_.
10595 * tree-pretty-print.c (maybe_init_pretty_print): Disable
10596 identifier translation.
10598 2009-05-10 Richard Guenther <rguenther@suse.de>
10600 PR tree-optimization/40081
10601 * tree-sra.c (instantiate_element): Instantiate scalar replacements
10602 using the main variant of the element type. Do not fiddle with
10603 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
10605 2009-05-09 Jan Hubicka <jh@suse.cz>
10607 PR middle-end/40080
10608 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
10609 indirect calls; verify cgraph afterwards.
10611 2009-05-09 Jan Hubicka <jh@suse.cz>
10614 * ipa.c (update_inlined_to_pointer): New function.
10615 (cgraph_remove_unreachable_nodes): Use it.
10617 2009-05-09 Jan Hubicka <jh@suse.cz>
10619 * tree-eh.c (struct leh_state): Remove prev_try.
10620 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
10621 not track prev_try.
10622 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
10623 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
10624 remove_eh_handler_and_replace, foreach_reachable_handler,
10625 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
10626 * except.h (struct eh_region): Remove eh_region_u_cleanup.
10627 (gen_eh_region_cleanup): Update prototype.
10629 2009-05-09 Jan Hubicka <jh@suse.cz>
10631 PR middle-end/40043
10632 * except.c (copy_eh_region): Always set prev_try.
10633 (redirect_eh_edge_to_label): Find outer try.
10634 (foreach_reachable_handler): When looking for prev try
10635 handle case where previous try is not going to be taken.
10637 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
10639 PR tree-optimization/40049
10640 * tree-vect-stmts.c (vectorizable_operation): If the machine has
10641 only vector/vector shifts, convert the type of the constant to the
10642 appropriate type to avoid building incorrect trees, which
10643 eventually have problems with garbage collection.
10645 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10647 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
10648 -1 for complex floating-point types if honoring signed zeros.
10650 2009-05-08 Jan Hubicka <jh@suse.cz>
10652 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
10653 argument; handle correctly when profile is absent.
10654 (build_cgraph_edges): Update.
10655 (rebuild_cgraph_edges): Update.
10656 * cgraph.c: Do not include varray.h.
10657 (cgraph_set_call_stmt_including_clones): New function.
10658 (cgraph_create_edge_including_clones): Likewise
10659 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
10660 (cgraph_update_edges_for_call_stmt): Handle clones.
10661 (cgraph_remove_node): Handle clone tree.
10662 (cgraph_remove_node_and_inline_clones): New function.
10663 (dump_cgraph_node): Dump clone tree.
10664 (cgraph_clone_node): Handle clone tree.
10665 (clone_function_name): Bring here from tree-inline.c.
10666 (cgraph_create_virtual_clone): New function.
10667 * cgraph.h (ipa_replace_map): Move here from ipa.h.
10668 (cgraph_clone_info): New function.
10669 (strut cgraph_node): Add clone_info and new clone tree pointers.
10670 (cgraph_remove_node_and_inline_clones,
10671 cgraph_set_call_stmt_including_clones,
10672 cgraph_create_edge_including_clones,
10673 cgraph_create_virtual_clone): Declare.
10674 (cgraph_function_versioning): Use VEC argument.
10675 (compute_call_stmt_bb_frequency): Update prototype.
10676 (cgraph_materialize_all_clones): New function.
10677 * ipa-cp.c (ipcp_update_cloned_node): Remove.
10678 (ipcp_create_replace_map): Update to VECtors.
10679 (ipcp_update_callgraph): Use virtual clones.
10680 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
10681 (ipcp_update_profiling): Do not update local profiling.
10682 (ipcp_insert_stage): Use VECtors and virtual clones.
10683 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
10684 (clone_of_p): New function.
10685 (cgraph_preserve_function_body_p): Use clone tree.
10686 (cgraph_optimize): Materialize clones.
10687 (cgraph_function_versioning): Update for VECtors.
10688 (save_inline_function_body): Use clone tree.
10689 (cgraph_materialize_clone): New function.
10690 (cgraph_materialize_all_clones): Likewise.
10691 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
10692 * ipa.c: Include gimple.h.
10693 (cgraph_remove_unreachable_nodes): Use clone tree.
10694 * ipa-prop.c (ipa_note_param_call): Update call to
10695 compute_call_stmt_bb_frequencycall.
10696 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
10697 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
10698 (copy_bb): Handle updating of clone tree; add new edge when new call
10700 (expand_call_inline): Be strict about every call having edge.
10701 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
10702 (delete_unreachable_blocks_update_callgraph): New function.
10703 (tree_function_versioning): Use VECtors; always remove unreachable
10704 blocks and fold conditionals.
10705 * tree-inline.h: Do not include varray.h.
10706 (tree_function_versioning): Remove.
10707 * Makefile.in (GTFILES): Remove tree-inline.c
10708 * passes.c (do_per_function): Do only functions having body.
10709 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
10712 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
10713 Andrew Morrow <acm@google.com>
10716 * c-common.c (c_common_attribute_table): Permit deprecated
10717 attribute to take an optional argument.
10718 (handle_deprecated_attribute): If the optional argument to
10719 __attribute__((deprecated)) is not a string ignore the attribute
10720 and emit a warning.
10722 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
10723 * c-typeck.c (build_component_ref): Likewise.
10724 (build_external_ref): Likewise.
10726 * toplev.c (warn_deprecated_use): Add an attribute argument.
10727 Emit the message associated with __attribute__((deprecated)).
10729 * toplev.h (warn_deprecated_use): Updated.
10731 * doc/extend.texi: Document new optional parameter to
10732 __attribute__((deprecated))
10734 2009-05-08 Michael Eager <eager@eagercon.com>
10736 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
10737 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
10739 2009-05-08 Richard Guenther <rguenther@suse.de>
10741 PR tree-optimization/40062
10742 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
10743 Avoid exponential behavior.
10745 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10747 PR rtl-optimization/33928
10749 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
10750 process_uses, build_single_def_use_links): New.
10751 (update_df): Update use_def_ref.
10752 (forward_propagate_into): Use get_def_for_use instead of use-def
10754 (fwprop_init): Call build_single_def_use_links and let it initialize
10756 (fwprop_done): Free use_def_ref.
10757 (fwprop_addr): Eliminate duplicate call to df_set_flags.
10758 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
10759 df_rd_simulate_one_insn): New.
10760 (df_rd_bb_local_compute_process_def): Update head comment.
10761 (df_chain_create_bb): Use the new RD simulation functions.
10762 * df.h (df_rd_simulate_artificial_defs_at_top,
10763 df_rd_simulate_one_insn): New.
10764 * opts.c (decode_options): Enable fwprop at -O1.
10765 * doc/invoke.texi (-fforward-propagate): Document this.
10767 2009-05-08 Joseph Myers <joseph@codesourcery.com>
10770 * c-typeck.c (build_binary_op): Handle arithmetic between one real
10771 and one complex operand specially.
10772 * tree-complex.c (some_nonzerop): Do not identify a real value as
10773 zero if flag_signed_zeros.
10775 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10777 PR rtl-optimization/33928
10778 * loop-invariant.c (record_use): Fix && vs. || mishap.
10780 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
10782 PR rtl-optimization/33928
10783 * loop-invariant.c (struct use): Add addr_use_p.
10784 (struct def): Add n_addr_uses.
10785 (struct invariant): Add cheap_address.
10786 (create_new_invariant): Set cheap_address.
10787 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
10788 (record_uses): Pass df_ref to record_use.
10789 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
10792 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10794 * config/sh/sh.c: Do not include c-pragma.h.
10796 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
10798 * config/spu/spu.c: Remove include of c-common.h.
10800 2009-05-07 Janis Johnson <janis187@us.ibm.com>
10803 * c-common.h (mark_valid_location_for_stdc_pragma,
10804 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
10805 clear_float_const_decimal64, float_const_decimal64_p): New.
10806 * c.opt (Wunsuffixed-float-constants): New.
10807 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
10808 unsuffixed float constant, handle new warning.
10809 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
10810 * c-decl.c (c_scope): New flag float_const_decimal64.
10811 (set_float_const_decimal64, clear_float_const_decimal64,
10812 float_const_decimal64_p): New.
10813 (push_scope): Set new flag.
10814 * c-parser.c (c_parser_translation_unit): Mark when it's valid
10815 to use STDC pragmas.
10816 (c_parser_external_declaration): Ditto.
10817 (c_parser_compound_statement_nostart): Ditto.
10818 * c-pragma.c (valid_location_for_stdc_pragma,
10819 mark_valid_location_for_stdc_pragma,
10820 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
10821 handle_pragma_float_const_decimal64): New.
10822 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
10823 * cp/semantics.c (valid_location_for_stdc_pragma_p,
10824 set_float_const_decimal64, clear_float_const_decimal64,
10825 float_const_decimal64_p): New dummy functions.
10826 * doc/extend.texi (Decimal Float): Remove statement that the
10827 pragma, and suffix for double constants, are not supported.
10828 * doc/invoke.texi (Warning Options): List new option.
10829 (-Wunsuffixed-float-constants): New.
10831 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
10833 * config/i386/i386.c: Do not include c-common.h.
10835 2009-05-07 Mark Heffernan <meheff@google.com>
10837 * doc/invoke.texi (Debugging Options): Document change of debugging
10839 * opts.c (decode_options): Make dump_base_name relative to
10840 aux_base_name directory.
10842 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
10844 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
10845 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
10847 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
10849 * Makefile.in (install-plugin): Simplify a bit.
10851 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
10853 * Makefile.in (OBJS-common): Add regcprop.o.
10855 * timevar.def (TV_CPROP_REGISTERS): New.
10856 * regrename.c (regrename_optimize): Return 0.
10857 (rest_of_handle_regrename): Delete.
10858 (pass_rename_registers): Point to regrename_optimize.
10859 (struct value_data_entry, struct value_data,
10860 kill_value_one_regno, kill_value_regno, kill_value,
10861 set_value_regno, init_value_data, kill_clobbered_value,
10862 kill_set_value, kill_autoinc_value, copy_value,
10863 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
10864 replace_oldest_value_reg, replace_oldest_value_addr,
10865 replace_oldest_value_mem, copyprop_hardreg_forward_1,
10866 debug_value_data, validate_value_data): Move...
10867 * regcprop.c: ... here.
10868 (rest_of_handle_cprop): Delete.
10869 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
10871 2009-05-07 Jakub Jelinek <jakub@redhat.com>
10873 PR middle-end/40057
10874 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
10875 GEN_INT for 1 << bitnum.
10876 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
10877 build_int_cst_type.
10879 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
10881 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
10882 Remove wrong description of "nand" operation.
10884 2009-05-06 Richard Guenther <rguenther@suse.de>
10885 Adam Nemet <anemet@caviumnetworks.com>
10887 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
10888 comment. Add that if LHS is not a gimple register, then RHS1 has
10889 to be a single object (GIMPLE_SINGLE_RHS).
10891 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
10893 * expr.c (get_def_for_expr): Move it up in the file.
10894 (store_field): When expanding a bit-field store, look at the
10895 defining gimple stmt for the masking conversion.
10897 2009-05-06 Janis Johnson <janis187@us.ibm.com>
10899 PR middle-end/39986
10900 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
10901 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
10902 32-bit memcpy into long.
10904 2009-05-06 Jakub Jelinek <jakub@redhat.com>
10906 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
10907 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
10909 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
10910 instead of appending DW_OP_deref*.
10912 2009-05-06 Michael Matz <matz@suse.de>
10914 PR middle-end/40021
10915 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
10916 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
10918 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
10920 * Makefile.in (install-plugin): Fix srcdir handling.
10922 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
10924 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
10925 when processing for not_regs_needed bitmap.
10926 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
10927 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
10928 handling it for rhs.
10930 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10932 * config/i386/i386.md (unnamed inc/dec peephole): Use
10933 optimize_insn_for_size_p instead of optimize_size.
10934 * config/i386/predicates.md (incdec_operand): Likewise.
10935 (aligned_operand): Likewise.
10936 * config/i386/sse.md (divv8sf3): Likewise.
10937 (sqrtv8sf2): Likewise.
10939 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10941 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
10943 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
10945 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
10947 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
10948 ssemodesuffixf2c with avxmodesuffixf2c.
10950 2009-05-06 Joseph Myers <joseph@codesourcery.com>
10953 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
10955 2009-05-05 Jakub Jelinek <jakub@redhat.com>
10957 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
10958 (struct tree_base): Adjust spacing for 8 bit boundaries.
10959 (struct tree_decl_common): Add decl_by_reference_flag bit.
10960 (DECL_BY_REFERENCE): Adjust.
10961 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
10962 print DECL_BY_REFERENCE bit.
10963 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
10964 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
10965 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
10966 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
10969 PR middle-end/39666
10970 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
10971 range of the type, but default label is missing, add it with one
10972 of the existing labels instead of adding a new label for it.
10974 2009-05-05 Joseph Myers <joseph@codesourcery.com>
10978 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
10980 * Makefile.in (enable_plugin, plugin_includedir): New.
10981 (install): Depend on install-plugin.
10982 (PLUGIN_HEADERS): New.
10983 (install-plugin): New.
10984 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
10986 2009-05-05 Richard Guenther <rguenther@suse.de>
10988 PR tree-optimization/40022
10989 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
10991 (phivn_valid_p): Fix tuplification error, simplify.
10992 (phiprop_insert_phi): Add dumps.
10993 (propagate_with_phi): Simplify.
10995 2009-05-05 Richard Guenther <rguenther@suse.de>
10997 PR middle-end/40023
10998 * builtins.c (gimplify_va_arg_expr): Properly build the address.
11000 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
11002 * tree.h (strip_float_extensions): Remove duplicate declaration.
11003 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
11004 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
11005 block_ultimate_origin): Rearrange the declarations line to match the
11006 comment that indicates the .c file which the functions are defined.
11007 (dwarf2out_*, set_decl_rtl): Add comment.
11008 (get_base_address): Adjust comment.
11009 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
11010 declarations line and add comment.
11011 (is_builtin_name): Add blank after function name, for clarity.
11013 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11015 * attribs.c (decl_attributes): Use %qE for identifiers in
11017 * cgraphunit.c (verify_cgraph_node): Translate function names to
11018 locale character set in diagnostics.
11019 * coverage.c (get_coverage_counts): Use %qE for identifiers in
11021 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
11022 Document that functions are named in UTF-8.
11023 * expr.c (expand_expr_real_1): Translate function names to locale
11024 character set in diagnostics.
11025 * gimplify.c (omp_notice_variable, omp_is_private,
11026 gimplify_scan_omp_clauses): Use %qE for identifiers in
11028 * langhooks.c (lhd_print_error_function): Translate function names
11029 to locale character set.
11030 * langhooks.h (decl_printable_name): Document that return value is
11031 in internal character set.
11032 * stmt.c: Include pretty-print.h
11033 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
11035 (resolve_operand_name_1): Translate named operand name to locale
11037 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
11039 * toplev.c (announce_function): Translate function names to locale
11041 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
11042 (default_tree_printer): Use pp_identifier or translate identifiers
11043 to locale character set. Mark "<anonymous>" for translation.
11044 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
11045 for identifiers in diagnostics.
11046 * tree.c (handle_dll_attribute): Use %qE for identifiers in
11048 * varasm.c (output_constructor): Use %qE for identifiers in
11051 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
11053 * configure.ac: use ` ` instead of $()
11054 * configure: Regenerate.
11056 2009-05-05 Ben Elliston <bje@au.ibm.com>
11058 * config/pa/linux-atomic.c: Eliminate conditional include of
11059 errno.h on non-LP64 systems to simplify build requirements.
11061 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11063 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
11065 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
11066 and pass value to identifier_to_locale.
11067 (warn_variable_length_array): Make name a tree.
11068 (grokdeclarator): Separate diagnostic texts for named and unnamed
11069 declarators. Use %qE for named declarators.
11070 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
11072 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
11073 identifiers in diagnostics.
11074 * c-typeck.c (push_member_name, start_init): Pass identifiers to
11075 identifier_to_locale. Mark "anonymous" strings for translation.
11077 2009-05-04 Michael Eager <eager@eagercon.com>
11079 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
11080 address for DImode/DFmode only if double-precision FP regs.
11082 2009-05-04 Michael Eager <eager@eagercon.com>
11084 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
11085 TARGET_SINGLE_FLOAT check.
11087 2009-05-04 Michael Eager <eager@eagercon.com>
11089 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
11091 2009-05-04 Michael Eager <eager@eagercon.com>
11093 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
11094 * config/rs6000/t-xilinx: New
11096 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
11098 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
11099 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
11100 * gcc/explow.c (memory_address): Use target hook.
11101 * gcc/targhooks.c (default_legitimize_address): New.
11102 * gcc/targhooks.h (default_legitimize_address): New.
11103 * gcc/target.h (legitimize_address): New.
11104 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
11105 (TARGET_INITIALIZER): Include it.
11106 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
11108 * config/bfin/bfin-protos.h (legitimize_address): Remove.
11109 * config/bfin/bfin.c (legitimize_address): Remove.
11110 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
11111 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
11113 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
11114 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
11116 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
11117 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
11118 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
11119 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
11120 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
11121 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
11122 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
11123 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
11124 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
11125 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
11126 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
11127 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
11128 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
11129 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
11130 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
11131 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
11132 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
11133 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
11134 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
11135 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
11136 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
11137 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
11138 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
11140 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
11141 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
11142 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
11143 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
11144 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
11145 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
11146 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
11147 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
11148 (thumb_legitimize_address): Delete.
11149 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
11150 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
11151 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
11152 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
11153 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
11154 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
11156 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
11159 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
11160 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
11161 * config/m32r/m32r.c (m32r_legitimize_address): New.
11162 * config/m68k/m68k.c (m68k_legitimize_address): New.
11163 * config/score/score.c (score_legitimize_address): Standardize.
11164 * config/score/score3.c (score3_legitimize_address): Standardize.
11165 * config/score/score3.h (score3_legitimize_address): Adjust.
11166 * config/score/score7.c (score7_legitimize_address): Standardize.
11167 * config/score/score7.h (score7_legitimize_address): Adjust.
11168 * config/sh/sh.c (sh_legitimize_address): New.
11169 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
11171 * gcc/config/s390/s390.c (legitimize_address): Rename to...
11172 (s390_legitimize_address): ... this.
11173 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
11174 (sparc_legitimize_address): ... this.
11175 * gcc/config/i386/i386.c (legitimize_address): Rename to...
11176 (ix86_legitimize_address): ... this.
11177 * gcc/config/avr/avr.c (legitimize_address): Rename to...
11178 (avr_legitimize_address): ... this.
11179 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
11180 (mn10300_legitimize_address): ... this.
11181 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
11182 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
11183 (alpha_expand_mov): Adjust call.
11185 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
11186 * config/spu/spu.c (spu_legitimize_address): Likewise.
11187 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
11188 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
11190 2009-05-04 Joseph Myers <joseph@codesourcery.com>
11192 * intl.c (locale_encoding, locale_utf8): New.
11193 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
11194 * intl.h (locale_encoding, locale_utf8): Declare.
11195 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
11196 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
11198 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
11200 (pp_tree_identifier): Define to call pp_base_tree_identifier.
11201 (pp_base_tree_identifier): Declare as function.
11202 (identifier_to_locale): Declare.
11203 * Makefile.in (pretty-print.o): Update dependencies.
11204 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
11206 2009-05-04 Richard Guenther <rguenther@suse.de>
11208 PR middle-end/40015
11209 * builtins.c (fold_builtin_memory_op): Do not decay to element
11210 type if the size matches the whole array.
11212 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11214 * expmed.c (synth_mult): When trying out a shift, pass the result
11217 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
11219 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
11220 (shiftsub1_cost): New.
11221 (init_expmed): Compute shiftsub1_cost.
11222 (synth_mult): Optimize multiplications by constants of the form
11223 -(2^^m-1) for some constant positive integer m.
11225 2009-05-03 Richard Guenther <rguenther@suse.de>
11228 * c-typeck.c (array_to_pointer_conversion): Do not built
11229 ADDR_EXPRs of arrays of pointer-to-element type.
11230 * c-gimplify.c (c_gimplify_expr): Revert change fixing
11231 up wrong ADDR_EXPRs after-the-fact.
11232 * c-common.c (strict_aliasing_warning): Strip pointer
11233 conversions for obtaining the original type.
11234 * builtins.c (fold_builtin_memset): Handle array types.
11235 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
11238 2009-05-03 Richard Guenther <rguenther@suse.de>
11240 PR middle-end/23329
11241 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
11242 Do not lose casts from array types with unknown extent to array
11243 types with known extent.
11244 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
11245 alias set compatibility.
11247 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
11249 * flags.h (extra_warnings): Delete.
11250 * toplev.c (process_options): Handle Wuninitialized here.
11251 * opts.c (extra_warnings): Delete.
11252 (set_Wextra): Delete.
11253 (common_handle_option): -Wextra can be handled automatically.
11254 * c-opts.c (c_common_handle_option): Delete obsolete code.
11255 (c_common_post_options): Simplify comment.
11256 * common.opt (W): Add Var.
11258 (Wuninitialized): Initialize to -1.
11260 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
11261 Richard Guenther <rguenther@suse.de>
11263 * expr.c (get_def_for_expr): New function.
11264 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
11265 SSA rather than trees.
11266 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
11267 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
11269 2009-05-03 Joseph Myers <joseph@codesourcery.com>
11271 * c-common.c (reswords): Add _Imaginary.
11272 * c-common.c (enum rid): Add RID_IMAGINARY.
11274 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
11276 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
11277 Patch by Richard Guenther.
11279 2009-05-03 Anatoly Sokolov <aesok@post.ru>
11281 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
11282 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11283 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
11284 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
11285 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
11286 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
11287 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
11288 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
11289 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
11290 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
11291 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
11292 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
11293 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
11294 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
11295 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
11296 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
11297 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
11298 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
11300 2009-05-02 Richard Guenther <rguenther@suse.de>
11302 PR tree-optimization/39940
11303 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
11306 2009-05-02 Richard Guenther <rguenther@suse.de>
11308 PR middle-end/40001
11309 * tree-ssa.c (execute_update_addresses_taken): Properly check
11310 if we can mark a variable DECL_GIMPLE_REG_P.
11311 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
11312 back to the end of the function.
11313 (is_gimple_reg_type): Remove complex type special casing.
11314 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
11317 2009-05-02 Ben Elliston <bje@au.ibm.com>
11319 * doc/collect2.texi (Collect2): Document search path behaviour
11320 when configured with --with-ld.
11322 2009-05-02 Jan Hubicka <jh@suse.cz>
11324 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
11325 parameter; update callers.
11326 (coalesce_cost_edge): EH edges are costier because they needs
11327 splitting even if not critical and even more costier when there are
11328 multiple EH predecestors.
11330 2009-05-02 Jan Hubicka <jh@suse.cz>
11332 * except.c (remove_eh_handler_and_replace): Handle updating after
11333 removing TRY blocks.
11335 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
11337 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
11339 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
11341 * varasm.c: Do not include c-pragma.h.
11342 * attribs.c: Do not incude c-common.h.
11344 2009-05-01 Michael Matz <matz@suse.de>
11346 * calls.c (initialize_argument_information): Handle SSA names like
11347 decls with a non MEM_P DECL_RTL.
11349 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11351 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
11352 * ipa-utils.c: Likewise.
11353 * ipa-type-escape.c: Likewise.
11354 * cgraphunit.c Do not include c-common.h.
11355 * ipa-pure-const.c: Likewise.
11356 * tree-if-conv.c: Likewise.
11357 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
11358 * ipa-struct-reorg.c: Likewise.
11359 * tree-nomudflap.c: Likewise.
11360 * tree-ssa-structalias.c: Likewise.
11362 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
11364 * store-motion.c: Many cleanups to make this pass a first-class
11365 citizen instead of an appendix to gcse load motion. Add TODO list
11366 to make this pass faster/cleaner/better.
11368 (struct ls_expr): Post gcse.c-split cleanups.
11369 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
11370 "stores" field to "avail_stores".
11371 (pre_ldst_mems): Rename to store_motion_mems.
11372 (pre_ldst_table): Rename to store_motion_mems_table.
11373 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
11374 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
11375 (ldst_entry): Rename to st_expr_entry, update users.
11376 (free_ldst_entry): Rename to free_st_expr_entry, update users.
11377 (free_ldst_mems): Rename to free_store_motion_mems, update users.
11378 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
11380 (first_ls_expr): Rename to first_st_expr, update users.
11381 (next_ls_expr): Rename to next_st_expr, update users.
11382 (print_ldst_list): Rename to print_store_motion_mems. Print names of
11383 fields properly for store motion instead of names inherited from load
11385 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
11386 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
11389 (ae_kill): Rename to st_kill, update users.
11390 (ae_gen): Rename to st_avloc, update users.
11391 (transp): Rename to st_transp, update users.
11392 (pre_insert_map): Rename to st_insert_map, update users.
11393 (pre_delete_map): Rename to st_delete_map, update users.
11394 (insert_store, build_store_vectors, free_store_memory,
11395 one_store_motion_pass): Update for abovementioned changes.
11397 (gcse_subst_count, gcse_create_count): Remove.
11398 (one_store_motion_pass): New statistics counters "n_stores_deleted"
11399 and "n_stores_created", local variables.
11401 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
11404 (regvec, compute_store_table_current_insn): Remove.
11405 (reg_set_info, reg_clear_last_set): Remove.
11406 (compute_store_table): Use DF caches instead of local dataflow
11409 2009-05-01 Joseph Myers <joseph@codesourcery.com>
11411 * c-objc-common.c (c_tree_printer): Print identifiers with
11412 pp_identifier, not pp_string. Mark "({anonymous})" for
11414 * c-pretty-print.c (pp_c_ws_string): New.
11415 (pp_c_cv_qualifier, pp_c_type_specifier,
11416 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
11417 pp_c_storage_class_specifier, pp_c_function_specifier,
11418 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
11419 pp_c_primary_expression, pp_c_postfix_expression,
11420 pp_c_unary_expression, pp_c_shift_expression,
11421 pp_c_relational_expression, pp_c_equality_expression,
11422 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
11423 use pp_string and pp_c_ws_string in place of pp_identifier and
11424 pp_c_identifier for non-identifiers. Mark English strings for
11426 * c-pretty-print.h (pp_c_ws_string): Declare.
11428 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
11429 Roland McGrath <roland@redhat.com>
11431 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
11432 (ENABLE_LD_BUILDID): New configuration option.
11433 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
11434 (LINK_BUILDID_SPEC): New macro.
11435 (init_spec): If defined, prepend it between LINK_EH_SPEC and
11437 * doc/install.texi: Document --enable-linker-build-id option.
11438 * configure: Rebuild.
11439 * config.in: Rebuild.
11441 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
11443 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
11444 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
11445 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
11446 MIPS_GP_SAVE_AREA_SIZE.
11447 * config/mips/mips.c (struct mips_frame_info): Update comment
11448 before arg_pointer_offset and hard_frame_pointer_offset.
11449 (mips_compute_frame_info): Update diagram before function: to
11450 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
11451 indicate the position of frame_pointer_rtx with -fstack-protector and
11452 to show args_size. Don't allocate cprestore area for leaf functions
11453 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
11455 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
11457 2009-04-30 Michael Matz <matz@suse.de>
11459 PR tree-optimization/39955
11460 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
11462 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
11464 * ira.c (setup_cover_and_important_classes): Use safe macro
11465 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
11467 * genpreds.c (write_tm_preds_h): Output suitable definition of
11468 REG_CLASS_FOR_CONSTRAINT.
11470 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11472 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
11474 * bitmap.c (bitmap_descriptor): Likewise.
11475 * ggc-common.c (loc_descriptor): Likewise.
11476 * varray.c (varray_descriptor): Likewise.
11477 * vec.c (vec_descriptor): Likewise.
11479 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
11481 * Makefile.in (dce.o): Add $(EXCEPT_H).
11482 * dce.c: Include except.h and delete redundant vector definitions.
11483 (deletable_insn_p): Return false for non-call insns that can throw
11486 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
11488 * gcse.c (ae_gen): Remove.
11489 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
11490 and make non-static function to make it available in store-motion.c.
11491 Update call sites with search-and-replace.
11492 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
11493 extract_mentioned_regs, extract_mentioned_regs_helper,
11494 find_moveable_store, compute_store_table, load_kills_store, find_loads,
11495 store_killed_in_insn, store_killed_after, store_killed_before,
11496 build_store_vectors, insert_insn_start_basic_block, insert-store,
11497 remove_reachable_equiv_notes, replace_store_insn, delete_store,
11498 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
11499 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
11500 * store-motion.c: ...new file. Also copy data structures from gcse.c
11501 and clean up to remove parts not used by store motion.
11502 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
11503 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
11505 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11508 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
11509 when optimizing for size.
11511 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
11513 * gcse.c (gcse_constant_p): Fix typo in last change.
11515 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
11517 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
11519 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
11521 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
11523 2009-04-29 James E. Wilson <wilson@codesourcery.com>
11525 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
11526 CONST_HIGH_PART result.
11528 2009-04-29 Anatoly Sokolov <aesok@post.ru>
11530 * config/avr/avr.c (initial_elimination_offset): Rename to
11531 avr_initial_elimination_offset.
11532 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
11533 change return type to bool.
11534 (avr_can_eliminate): New function.
11535 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
11536 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
11537 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
11538 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
11539 avr_initial_elimination_offset.
11540 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
11541 (avr_initial_elimination_offset): Define.
11543 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
11544 Steven Bosscher <steven@gcc.gnu.org>
11546 PR rtl-optimization/39938
11547 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
11548 * cfgrtl.c: Include insn-attr.h.
11549 (rest_of_pass_free_cfg): New function.
11550 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
11551 * resource.c (init_resource_info): Remove call to df_analyze.
11553 2009-04-29 Richard Guenther <rguenther@suse.de>
11556 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
11557 allow conversion to signed integers.
11559 2009-04-29 Richard Guenther <rguenther@suse.de>
11561 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
11562 shifts of floating point vectors if the shift amount is
11563 a constant multiple of the element size.
11565 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
11566 Michael Matz <matz@suse.de>
11568 PR middle-end/39927
11570 * tree-outof-ssa.c (emit_partition_copy): New function.
11571 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
11572 insert_part_to_rtx_on_edge): Perform the partition base var
11573 copy using emit_partition_copy.
11574 (insert_value_copy_on_edge): Convert constants to the right mode.
11575 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
11576 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
11578 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11580 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
11581 scan backwards to try to find a constant to initialize it.
11583 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
11584 insn before the loop_end instruction, don't look past labels.
11586 2009-04-29 Richard Guenther <rguenther@suse.de>
11588 PR middle-end/39937
11589 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
11590 loose type conversions.
11591 (forward_propagate_addr_expr): Fix tuplification bug. Remove
11592 stmts only if there are no uses of its definition.
11594 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11596 * config/bfin/bfin.h (splitting_loops): Declare.
11597 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
11598 Reorder bit definitions to be ascending.
11599 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
11600 * config/bfin/bfin.c (splitting_loops): New variable.
11601 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
11602 (struct loop_info): Remove members INIT and LOOP_INIT.
11603 (bfin_optimize_loop): Don't set them. Reorder the code that generates
11604 the LSETUP sequence. Allow LC to be loaded from any register, but
11605 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
11606 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
11608 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
11609 of reload_completed.
11612 * config/bfin/bfin.md (movsi_insn): Refine constraints.
11614 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
11616 * Makefile.in (PLUGIN_VERSION_H): New.
11617 (OBJS-common): Remove plugin-version.o.
11618 (plugin.o): Depend on (PLUGIN_VERSION_H).
11619 (plugin-version.o): Remove.
11620 * configure: Regenerate
11621 * configure.ac: Create plugin-version.h.
11622 * gcc-plugin.h (plugin_gcc_version): Remove.
11623 (plugin_default_version_check): Change signature.
11624 * plugin-version.c: Remove.
11625 * plugin.c: Include plugin-version.h.
11626 (str_plugin_gcc_version_name): Remove.
11627 (try_init_one_plugin): Pass gcc version to plugin_init.
11628 (plugin_default_version_check): Both gcc and plugin versions are now
11631 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11633 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
11634 problematic last insns. Test for TYPE_CALL rather than CALL_P.
11635 Remove special case testing for last insn of inner loops. Don't fail
11636 if the loop ends with a jump, emit an extra nop instead.
11638 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
11639 DREGS rather than comparing directly. Remove code that tries to
11640 account for latencies.
11642 2009-04-29 Richard Guenther <rguenther@suse.de>
11644 PR tree-optimization/39941
11645 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
11646 eliminating an indirect call.
11648 2009-04-29 Richard Guenther <rguenther@suse.de>
11650 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
11651 parameter. Allow invariants as base if !require_lvalue.
11652 (verify_gimple_assign_single): Adjust.
11654 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11656 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
11657 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
11658 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
11659 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
11660 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
11662 * config/bfin/bfin.c (bfin_expand_builtin,
11663 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
11665 2009-04-28 Richard Guenther <rguenther@suse.de>
11667 * tree-vect-loop.c (get_initial_def_for_induction): Use
11668 correct types for pointer increment.
11670 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11672 * toplev.c (print_version): Update GMP version string calculation.
11674 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
11676 PR rtl-optimization/39938
11677 * resource.c (init_resource_info): Add call to df_analyze.
11679 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11681 * config/alpha/alpha.md (usegp): Cast the result of
11682 alpha_find_lo_sum_using_gp to enum attr_usegp.
11683 * config/alpha/alpha.c (override_options): Remove end-of-structure
11684 marker element from cpu_table. Use array size of cpu_table to handle
11685 -mcpu and -mtune options.
11686 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
11688 2009-04-28 Joseph Myers <joseph@codesourcery.com>
11690 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
11691 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
11692 tune_32 and tune_64.
11693 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
11694 support on PowerPC.
11695 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
11696 * config/rs6000/option-defaults.h: ... here. New file.
11697 (OPT_64, OPT_32): Define.
11698 (MASK_64BIT): Define to 0 if not already defined.
11699 (OPT_ARCH64, OPT_ARCH32): Define.
11700 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
11703 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11705 * config/arm/arm.c (arm_override_options): Emit error on using
11708 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11710 PR rtl-optimization/39914
11711 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
11712 registers for allocnos created from user-defined variables only
11713 when not optimizing.
11715 2009-04-28 Richard Guenther <rguenther@suse.de>
11717 PR middle-end/39937
11718 * fold-const.c (fold_binary): Use distribute_real_division only
11721 2009-04-28 Steve Ellcey <sje@cup.hp.com>
11723 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
11724 add hpux-stdint.h to tm_file.
11725 (hppa[12]*-*-hpux11*): Ditto.
11726 (ia64*-*-hpux*): Ditto.
11727 * config/hpux-stdint.h: New.
11728 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
11729 __STDC_EXT__ for all compiles.
11730 * config/pa/pa-hpux.h: Ditto.
11731 * config/pa/pa-hpux10.h: Ditto.
11732 * config/pa/pa-hpux11.h: Ditto.
11734 2009-04-28 Catherine Moore <clm@codesourcery.com>
11736 * debug.h (set_name): Add comment.
11738 2009-04-28 Andrew Pinski <pinskia@gmail.com>
11741 * config/darwin.c (machopic_gen_offset): Check
11742 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
11743 * config/arm/arm.c (require_pic_register): Likewise.
11745 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
11747 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
11748 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
11749 m32c_promote_prototypes): Delete.
11751 2009-04-28 Michael Matz <matz@suse.de>
11753 PR middle-end/39922
11754 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
11757 2009-04-28 Richard Guenther <rguenther@suse.de>
11759 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
11761 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11763 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
11764 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
11765 * config/arm/arm-tune.md: Regenerate.
11767 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
11769 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
11770 block if there are complex incoming edges.
11771 (sel_merge_blocks): Remove useless assert.
11772 (sel_redirect_edge_and_branch): Check that edge was redirected.
11773 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
11774 (sel_find_rgns): Delete declaration.
11775 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
11776 the region when it is not a preheader.
11778 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11781 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
11783 2009-04-28 Richard Guenther <rguenther@suse.de>
11785 * tree.h (SSA_NAME_VALUE): Remove.
11786 (struct tree_ssa_name): Remove value_handle member.
11787 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
11788 array for jump threading.
11789 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
11791 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
11792 * tree-flow.h (threadedge_initialize_values): Declare.
11793 (threadedge_finalize_values): Likewise.
11794 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
11795 (SSA_NAME_VALUE): Define.
11796 (threadedge_initialize_values): New function.
11797 (threadedge_finalize_values): Likewise.
11798 * tree-ssa-dom.c (ssa_name_values): New global variable.
11799 (SSA_NAME_VALUE): Define.
11800 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
11802 2009-04-28 Ira Rosen <irar@il.ibm.com>
11804 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
11805 Use REPORT_VECTORIZED_LOCATIONS instead
11806 REPORT_VECTORIZED_LOOPS.
11807 * tree-vectorizer.c (vect_verbosity_level): Make static.
11808 (vect_loop_location): Rename to vect_location.
11809 (vect_set_verbosity_level): Update comment.
11810 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
11812 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
11813 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
11814 instead REPORT_UNVECTORIZED_LOOPS.
11815 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
11816 and vect_loop_def to vect_external_def and vect_internal_def.
11817 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
11818 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
11819 REPORT_UNVECTORIZED_LOCATIONS.
11820 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
11821 and vect_used_in_loop and to vect_unused_in_scope and
11822 vect_used_in_scope.
11823 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
11824 (vect_verbosity_level): Remove declaration.
11825 (vect_analyze_operations): Likewise.
11826 (vect_analyze_stmt): Declare.
11827 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
11828 REPORT_UNVECTORIZED_LOCATIONS.
11829 (vect_get_loop_niters): Fix indentation.
11830 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
11831 (vect_analyze_loop_operations): New function.
11832 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
11833 vect_analyze_operations.
11834 (vect_is_simple_reduction): Use new names.
11835 (vectorizable_live_operation, vect_transform_loop): Likewise.
11836 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
11837 to specify whether the data references can be a part of interleaving
11839 (vect_analyze_data_ref_dependence): Use new names.
11840 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
11841 (vect_create_addr_base_for_vector_ref): Remove redundant code.
11842 * tree-vect-patterns.c (widened_name_p): Use new names.
11843 (vect_recog_dot_prod_pattern): Likewise.
11844 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
11845 (process_use, vect_mark_stmts_to_be_vectorized,
11846 vect_model_simple_cost, vect_model_store_cost,
11847 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
11848 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
11849 vectorizable_operation, vectorizable_type_demotion,
11850 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
11851 vectorizable_condition): Likewise.
11852 (vect_analyze_operations): Split into vect_analyze_loop_operations
11854 (vect_analyze_stmt): ... new function.
11855 (new_stmt_vec_info): Use new names.
11856 (vect_is_simple_use): Use new names and fix comment.
11857 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
11858 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
11860 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
11863 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
11864 and integer modes for x87 operands. Do not ICE for unsupported size,
11865 generate error instead. Generate error for unsupported operand types.
11866 ['z']: Do not handle HImode memory operands specially. Warning
11867 for floating-point operands. Fallthru to 'Z' for unsupported operand
11868 types. Do not ICE for unsupported size, generate error instead.
11869 (output_387_binary_op): Use %Z to output operands.
11870 (output_fp_compare): Ditto.
11871 (output_387_reg_move): Ditto.
11873 2009-04-28 Ben Elliston <bje@au.ibm.com>
11878 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11880 * builtins.c (c_strlen): Do not warn here.
11881 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
11882 * c-common.c (pointer_int_sum): Take an explicit location.
11883 Warn about offsets out of bounds.
11884 * c-common.h (pointer_int_sum): Adjust declaration.
11886 2009-04-27 Ian Lance Taylor <iant@google.com>
11888 * collect2.c (is_ctor_dtor): Change type of ret field in struct
11890 * dce.c (run_fast_df_dce): Change type of old_flags to int.
11891 * df-core.c (df_set_flags): Change return type to int. Change
11892 type of old_flags to int.
11893 (df_clear_flags): Likewise.
11894 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
11895 (df_get_conditional_uses): Likewise.
11896 * df.h (df_set_flags, df_clear_flags): Update declarations.
11897 * dwarf2out.c (struct indirect_string_node): Change type of form
11898 field to enum dwarf_form.
11899 (AT_string_form): Change return type to enum dwarf_form.
11900 * fixed-value.c (fixed_compare): Add cast to enum type.
11901 * fwprop.c (update_df): Change 0 to VOIDmode.
11902 * gensupport.c: Change 0 to UNKNOWN.
11903 * gimple.h (gimple_cond_code): Add cast to enum type.
11904 * haifa-sched.c (reemit_notes): Add cast to enum type.
11905 * hooks.c (hook_int_void_no_regs): Remove function.
11906 * hooks.h (hook_int_void_no_regs): Remove declaration.
11907 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
11908 * predict.c (combine_predictions_for_insn): Add casts to enum type.
11909 * real.c (real_arithmetic): Add cast to enum type.
11910 (real_compare): Likewise.
11911 * target.h (struct gcc_target): Change return type of
11912 branch_target_register_class to enum reg_class.
11913 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
11914 default_branch_target_register_class.
11915 * targhooks.c (default_branch_target_register_class): New function.
11916 * targhooks.h (default_branch_target_register_class): Declare.
11917 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
11918 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
11920 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
11922 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
11923 vect_uninitialized_def. Change 0 to ERROR_MARK.
11924 * tree-vect-stmts.c (supportable_widening_operation): Don't
11925 initialize icode1 and icode2.
11926 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
11927 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
11929 (cmn_err_flag_specs): Change 0 to STD_C89.
11930 (cmn_err_char_table): Likewise.
11931 * config/arm/arm.c (get_arm_condition_code): Change type of code
11932 to enum arm_cond_code.
11933 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
11934 (IWMMXT_BUILTIN2): Likewise.
11935 (neon_builtin_type_bits): Don't define typedef.
11936 (neon_builtin_datum): Change type of bits field to int.
11937 (arm_expand_neon_args): Add cast to enum type.
11938 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
11940 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
11941 casts to enum type.
11942 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
11944 * config/mips/mips.md (jal_macro): Return enum constant.
11945 (single_insn): Likewise.
11946 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
11948 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11949 casts to enum type.
11950 * config/s390/s390.c (s390_tune_flags): Change type to int.
11951 (s390_arch_flags): Likewise.
11952 (s390_handle_arch_option): Change flags field of struct pta to int.
11953 * config/s390/s390.h (s390_tune_flags): Update declaration.
11954 (s390_arch_flags): Likewise.
11955 * config/sh/sh.c (prepare_move_operands): Compare
11956 tls_symbolic_operand result with enum constant.
11957 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
11958 (sh_expand_prologue): Add cast to enum type.
11959 (sh_expand_epilogue): Likewise.
11960 (tls_symbolic_operand): Change return type to enum tls_model.
11961 (fpscr_set_from_mem): Add cast to enum type.
11962 (legitimize_pic_address): Compare tls_symbolic_operand result with
11964 (sh_target_reg_class): Change return type to enum reg_class.
11965 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
11967 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
11968 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
11969 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
11970 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
11971 (delayed_branch, tls_call_delay): Likewise.
11972 (eligible_for_sibcall_delay): Likewise.
11973 (eligible_for_return_delay): Likewise.
11974 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
11975 (spu_expand_builtin_1): Likewise.
11977 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
11978 for all types of conversions.
11979 (output_init_element): Issue -Wc++-compat warning if needed when
11980 initializing a bitfield with enum type.
11981 * c-parser.c (c_parser_expression): Set original_type to
11982 original_type of right hand operand of comman operator.
11984 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11986 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
11988 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
11989 * doc/cpp.texi (Standard Predefined Macros)
11990 (Implementation-defined behavior): Likewise.
11991 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
11992 * doc/gimple.texi (GIMPLE Exception Handling)
11993 (@code{GIMPLE_ASSIGN}): Likewise.
11994 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
11995 * doc/invoke.texi (Warning Options, Optimize Options)
11996 (AVR Options, Darwin Options): Likewise.
11997 (Optimize Options): Reformulate -fwhole-program description.
11998 * doc/loop.texi (Lambda): Likewise.
11999 * doc/md.texi (Output Template, Define Constraints)
12000 (Standard Names, Insn Splitting): Likewise.
12001 * doc/options.texi (Option properties): Likewise.
12002 * doc/passes.texi (Tree-SSA passes): Likewise.
12003 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
12004 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
12005 (File Names and DBX): Likewise.
12006 * doc/trouble.texi (Incompatibilities): Likewise.
12008 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12010 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
12011 instruction is correct.
12013 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12015 Allow non-constant arguments to conversion intrinsics.
12016 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
12017 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
12018 * spu.c (print_operand): Handle 'v' and 'w'.
12019 (exp2_immediate_p, spu_gen_exp2): Define.
12020 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
12021 spu_convtf_1): Update parameter descriptions.
12022 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
12023 * constraints.md ('v', 'w'): New.
12024 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
12026 (i2f, I2F): New define_mode_attr.
12027 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
12028 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
12029 fixuns_truncv4sfv4si2): Update to use mode attribute.
12030 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
12031 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
12032 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
12033 patterns for combine.
12035 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
12037 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
12038 (cprop, hoist, pre, store_motion): New debug counters.
12039 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
12040 is not an RTL pass anymore.
12041 (pass_profiling): Remove extern decl for pass removed in 2005.
12042 (pass_gcse, pass_jump_bypass): Remove.
12043 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
12044 to 0 for clean state.
12045 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12046 * cse.c (gate_handle_cse_after_global_opts,
12047 rest_of_handle_cse_after_global_opts): New functions.
12048 (pass_cse_after_global_opts): New pass, does local CSE.
12049 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
12050 (TV_CPROP): New timevar.
12051 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
12052 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
12053 (gcse_main, recompute_all_luids): Remove.
12054 (compute_hash_table_work): Call max_reg_num instead of reading
12056 (cprop_jump): Don't set run_jump_opt_after_gcse.
12057 (constprop_register): Always allow to alter jumps.
12058 (cprop_insn): Likewise.
12059 (do_local_cprop): Likewise.
12060 (local_cprop_pass): Likewise. Return non-zero if something changed.
12061 (cprop): Remove function, fold interesting bits into one_cprop_pass.
12062 (find_implicit_sets): Add note about missed optimization opportunity.
12063 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
12064 pass_rtl_cprop execute function.
12065 Don't bother tracking the pass number, each pass gets its own dumpfile
12067 Always allow to alter jumpsand bypass jumps.
12068 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
12069 will just find no suitable set.
12070 (pre_edge_insert): Fix dumping, this function is for PRE only.
12071 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
12072 pass_rtl_pre execute function.
12073 (hoist_code): Return non-zero if something changed. Keep track of
12074 substitutions and insertions for statistics gathering similar to PRE.
12075 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
12076 called from the pass_rtl_hoist execute function. Show pass statistics.
12077 (compute_store_table): Use max_reg_num directly instead of using the
12078 formerly global max_gcse_regno.
12079 (build_store_vectors): Likewise.
12080 (replace_store_insn): Fix dumping.
12081 (store_motion): Rename to ...
12082 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
12083 pass, called from the pass_rtl_store_motion execute function. Keep
12084 track of substitutions and insertions for statistics gathering similar
12086 (bypass_jumps): Remove, fold interesting bits into ...
12087 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
12088 from the pass_rtl_cprop execute function.
12089 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
12090 pass_jump_bypass): Remove.
12091 (gate_handle_gcse, rest_of_handle_gcse): Remove.
12092 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
12093 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
12094 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
12095 (gate_rtl_store_motion, execute_rtl_store_motion,
12096 pass_rtl_store_motion): New.
12097 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
12098 make it clear that -fcse-skip-blocks is a no-op for backward compat.
12099 * passes.c (init_optimization_passes): Remove pass_gcse and
12100 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
12101 and cse_after_global_opts in place of pass_gcse. Schedule cprop
12102 instead of pass_jump_bypass.
12104 2009-04-27 Richard Guenther <rguenther@suse.de>
12106 PR middle-end/39928
12107 * gimplify.c (gimplify_expr): If we are required to create
12108 a temporary make sure it ends up as register.
12110 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
12113 * config/i386/i386.c (construct_container): Don't call
12114 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
12115 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
12117 2009-04-27 Michael Matz <matz@suse.de>
12119 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
12120 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
12121 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
12122 (dump_replaceable_exprs): Take a bitmap.
12123 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
12125 (expand_gimple_basic_block): Likewise.
12126 * tree-ssa-ter.c (struct temp_expr_table_d): Make
12127 replaceable_expressions member a bitmap.
12128 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
12129 (mark_replaceable): Likewise.
12130 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
12131 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
12133 2009-04-27 Richard Guenther <rguenther@suse.de>
12135 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
12136 (verify_stmts): Dispatch to gimple/type verification code.
12137 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
12138 issue with call argument types.
12140 2009-04-27 Michael Matz <matz@suse.de>
12142 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
12143 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
12146 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
12147 Eric Botcazou <ebotcazou@adacore.com>
12149 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
12150 a label's basic block.
12151 (mark_target_live_regs): Tidy and rework obsolete comments.
12152 Change back DF problem to LIVE. If a label starts a basic block,
12153 assume that all registers that used to be live then still are.
12154 (init_resource_info): If a label starts a basic block, set its
12155 BLOCK_FOR_INSN accordingly.
12156 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
12158 2009-04-27 Richard Guenther <rguenther@suse.de>
12160 * tree-flow-inline.h (function_ann): Remove.
12161 (get_function_ann): Likewise.
12162 * tree-dfa.c (create_function_ann): Remove.
12163 * tree-flow.h (struct static_var_ann_d): Remove.
12164 (struct function_ann_d): Likewise.
12165 (union tree_ann_d): Remove fdecl member.
12166 (function_ann_t): Remove.
12167 (function_ann, get_function_ann, create_function_ann): Remove
12170 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
12172 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
12174 2009-04-27 Jan Hubicka <jh@suse.cz>
12176 * ipa-pure-const.c (struct funct_state_d): New fields
12177 state_previously_known, looping_previously_known; remove
12178 state_set_in_source.
12179 (analyze_function): Use new fields.
12180 (propagate): Avoid assumption that state_set_in_source imply
12183 * tree-ssa-loop-niter.c (finite_loop_p): New function.
12184 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12185 * cfgloop.h (finite_loop_p): Declare.
12187 2009-04-26 Michael Matz <matz@suse.de>
12189 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
12191 2009-04-26 Michael Matz <matz@suse.de>
12193 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
12194 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
12195 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
12196 pass_mark_used_blocks): Remove.
12197 * tree-optimize.c (pass_free_datastructures,
12198 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
12199 * passes.c (init_optimization_passes): Don't call
12200 pass_mark_used_blocks, remove dead code.
12202 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
12204 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
12205 * tree-ssa-live.h (register_ssa_partition): Likewise.
12207 2009-04-26 Michael Matz <matz@suse.de>
12210 * builtins.c (fold_builtin_next_arg): Handle SSA names.
12211 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
12212 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
12214 (compare_pairs): Swap cost comparison.
12215 (coalesce_ssa_name): Don't use change_partition_var.
12216 * tree-nrv.c (struct nrv_data): Add modified member.
12217 (finalize_nrv_r): Set it.
12218 (tree_nrv): Use it to update statements.
12219 (pass_nrv): Require PROP_ssa.
12220 * tree-mudflap.c (mf_decl_cache_locals,
12221 mf_build_check_statement_for): Use make_rename_temp.
12222 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
12223 * alias.c (find_base_decl): Handle SSA names.
12224 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
12225 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
12226 * rtl.h (set_reg_attrs_for_parm): Declare.
12227 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
12228 to "optimized", remove unused locals at finish.
12229 (execute_free_datastructures): Make global, call
12230 delete_tree_cfg_annotations.
12231 (execute_free_cfg_annotations): Don't call
12232 delete_tree_cfg_annotations.
12234 * ssaexpand.h: New file.
12235 * expr.c (toplevel): Include ssaexpand.h.
12236 (expand_assignment): Handle SSA names the same as register variables.
12237 (expand_expr_real_1): Expand SSA names.
12238 * cfgexpand.c (toplevel): Include ssaexpand.h.
12239 (SA): New global variable.
12240 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
12241 (SSAVAR): New macro.
12242 (set_rtl): New helper function.
12243 (add_stack_var): Deal with SSA names, use set_rtl.
12244 (expand_one_stack_var_at): Likewise.
12245 (expand_one_stack_var): Deal with SSA names.
12246 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
12247 before unique numbers.
12248 (expand_stack_vars): Use set_rtl.
12249 (expand_one_var): Accept SSA names, add asserts for them, feed them
12250 to above subroutines.
12251 (expand_used_vars): Expand all partitions (without default defs),
12252 then only the local decls (ignoring those expanded already).
12253 (expand_gimple_cond): Remove edges when jumpif() expands an
12254 unconditional jump.
12255 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
12256 or remove abnormal edges. Ignore insns setting the LHS of a TERed
12258 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
12259 members of SA; deal with PARM_DECL partitions here; expand
12260 all PHI nodes, free tree datastructures and SA. Commit instructions
12261 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
12262 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
12263 info and statements at start, collect garbage at finish.
12264 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
12265 (VAR_ANN_PARTITION) Remove.
12266 (change_partition_var): Don't declare.
12267 (partition_to_var): Always return SSA names.
12268 (var_to_partition): Only accept SSA names.
12269 (register_ssa_partition): Only check argument.
12270 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
12272 (delete_var_map): Don't free it.
12273 (var_union): Only accept SSA names, simplify.
12274 (partition_view_init): Mark only useful SSA names as used.
12275 (partition_view_fini): Only deal with SSA names.
12276 (change_partition_var): Remove.
12277 (dump_var_map): Use ssa_name instead of partition_to_var member.
12278 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
12280 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
12281 (struct _elim_graph): New member const_dests; nodes member vector of
12283 (set_location_for_edge): New static helper.
12284 (create_temp): Remove.
12285 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
12286 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
12287 (new_elim_graph): Allocate const_dests member.
12288 (clean_elim_graph): Truncate const_dests member.
12289 (delete_elim_graph): Free const_dests member.
12290 (elim_graph_size): Adapt to new type of nodes member.
12291 (elim_graph_add_node): Likewise.
12292 (eliminate_name): Likewise.
12293 (eliminate_build): Don't take basic block argument, deal only with
12294 partition numbers, not variables.
12295 (get_temp_reg): New static helper.
12296 (elim_create): Use it, deal with RTL temporaries instead of trees.
12297 (eliminate_phi): Adjust all calls to new signature.
12298 (assign_vars, replace_use_variable, replace_def_variable): Remove.
12299 (rewrite_trees): Only do checking.
12300 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
12301 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
12302 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
12303 contains_tree_r, MAX_STMTS_IN_LATCH,
12304 process_single_block_loop_latch, analyze_edges_for_bb,
12305 perform_edge_inserts): Remove.
12306 (expand_phi_nodes): New global function.
12307 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
12308 functions, initialize new parameter, remember partitions having a
12310 (finish_out_of_ssa): New global function.
12311 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
12312 don't reset in_ssa_p here, don't disable TER when mudflap.
12313 (pass_del_ssa): Remove.
12314 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
12316 (execute_free_datastructures): Declare.
12317 * Makefile.in (SSAEXPAND_H): New variable.
12318 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
12319 * basic-block.h (commit_one_edge_insertion): Declare.
12320 * passes.c (init_optimization_passes): Move pass_nrv and
12321 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
12322 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
12323 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
12324 (redirect_branch_edge): Deal with super block when expanding, split
12325 out jump patching itself into ...
12326 (patch_jump_insn): ... here, new static helper.
12328 2009-04-26 Michael Matz <matz@suse.de>
12330 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
12331 beyond num_ssa_names.
12332 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
12333 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
12335 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12337 PR inline-asm/39543
12338 * fwprop.c (forward_propagate_asm): New function.
12339 (forward_propagate_and_simplify): Propagate also into __asm, if it
12340 doesn't increase the number of referenced registers.
12343 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
12345 2009-04-26 Jakub Jelinek <jakub@redhat.com>
12347 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
12348 note_nonlocal_vla_type for nonlocal VLAs.
12349 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
12350 contains_remapped_vars, remap_vla_decls): New functions.
12351 (convert_nonlocal_reference_stmt): If not optimizing, call
12352 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
12353 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
12354 if it wasn't found in var_map.
12355 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
12356 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
12357 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
12359 * gimplify.c (nonlocal_vlas): New variable.
12360 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
12362 (gimplify_body): Create and destroy nonlocal_vlas.
12364 * dwarf2out.c (loc_descr_plus_const): New function.
12365 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
12366 mem_loc_descriptor, loc_descriptor_from_tree_1,
12367 descr_info_loc, gen_variable_die): Use it.
12369 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
12370 !TREE_STATIC VAR_DECLs.
12371 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
12372 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
12373 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
12374 DECL_BY_REFERENCE is valid.
12375 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
12376 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
12377 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
12378 Copy DECL_BY_REFERENCE.
12379 (struct nesting_copy_body_data): New type.
12380 (nesting_copy_decl): New function.
12381 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
12382 if they have variable length.
12384 2009-04-26 Michael Matz <matz@suse.de>
12386 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
12387 mark new temporaries for renaming.
12389 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12392 * c-decl.c (global_bindings_p): Return negative value.
12393 (c_variable_size): New. Based on variable_size from
12395 (grokdeclarator): Call c_variable_size not variable_size.
12397 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
12399 * config/i386/i386.c (print_operand) ['z']: Fix typo.
12401 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
12403 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
12404 Redefine it to just use mingw/include.
12405 (ASM_SPEC): Rules for -m32 and -m64.
12406 (LINK_SPEC): Use Likewise.
12407 (SPEC_32): New define.
12408 (SPEC_64): Likewise.
12409 (SUB_LINK_SPEC): Likewise.
12410 (MULTILIB_DEFAULTS): New define.
12411 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
12412 Add multilib options.
12413 (MULTILIB_DIRNAMES): Likewise.
12414 (MULTILIB_OSDIRNAMES): Likewise.
12415 (LIBGCC): Likewise.
12416 (INSTALL_LIBGCC): Likewise.
12418 2009-04-26 Joseph Myers <joseph@codesourcery.com>
12421 * c-tree.h (enum c_inline_static_type): New.
12422 (record_inline_static): Declare.
12423 * c-decl.c (struct c_inline_static, c_inline_statics,
12424 record_inline_static, check_inline_statics): New.
12425 (pop_file_scope): Call check_inline_statics.
12426 (start_decl): Call record_inline_static instead of pedwarning
12427 directly for static in inline function.
12428 * c-typeck.c (build_external_ref): Call record_inline_static
12429 instead of pedwarning directly for static referenced in inline
12432 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
12434 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
12435 not new but only being rescanned.
12436 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
12437 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
12438 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
12439 record_set_info, compute_set, grealloc): Remove.
12440 (recompute_all_luids): New function.
12441 (gcse_main): Don't compute sets, and don't do related memory
12442 allocations/free-ing. If something changed before the end of the
12443 pass, update LUIDs using recompute_all_luids.
12444 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
12445 (free_gcse_mem): Don't free it either.
12446 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
12447 Use the df insn LUIDs.
12448 (load_killed_in_block): Likewise.
12449 (compute_hash_table_work): Don't compute reg_set_in_block.
12450 (compute_transp): Use DF_REG_DEF_CHAINs.
12451 (local_cprop_pass): Don't use compute_sets and related functions.
12452 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
12453 Use get_max_uid() instead of max_cuid.
12454 (insert_insn_end_basic_block, pre_insert_copy_insn,
12455 update_ld_motion_stores): Don't try to
12456 keep reg_set tables up to date.
12457 (pre_insert_copies): Use df insn LUIDs.
12458 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
12459 (reg_set_info): Don't use extra bitmap argument.
12460 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
12461 information to compute regs_set_in_block.
12462 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
12463 (bypass_jumps): Don't use compute_sets and friends.
12465 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12468 * opts.c (undocumented_msg): Do not leave blank even with
12471 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12473 * c-decl.c (build_enumerator): Allow values folding to integer
12474 constants but not integer constant expressions with a pedwarn if
12477 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12480 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
12481 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
12482 type is an integer constant.
12484 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12487 * config/i386/i386.c (print_operand) ['z']: Revert handling of
12490 2009-04-25 Joseph Myers <joseph@codesourcery.com>
12493 * c-decl.c (grokdeclarator): Diagnose declarations of functions
12494 with variably modified return type and no storage class
12495 specifiers, except for the case of nested functions. Distinguish
12496 extern declarations of functions with variably modified return
12497 types from those of objects with variably modified types.
12499 2009-04-25 Jan Hubicka <jh@suse.cz>
12501 * tree.c (list_equal_p): New function.
12502 * tree.h (list_equal_p): Declare.
12503 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12504 basic_block_def, basic_block, const_basic_block): New.
12505 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
12506 (redirect_eh_edge): New function.
12507 (make_eh_edge_update_phi): EH edges are not abnormal.
12508 * except.c: Include tree-flow.h.
12509 (list_match): New function.
12510 (eh_region_replaceable_by_p): New function.
12511 (replace_region): New function.
12512 (hash_type_list): New function.
12513 (hash_eh_region): New function.
12514 (eh_regions_equal_p): New function.
12515 (merge_peers): New function.
12516 (remove_unreachable_regions): Verify EH tree when checking;
12518 (copy_eh_region_1): New function.
12519 (copy_eh_region): New function.
12520 (push_reachable_handler): New function.
12521 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
12522 regions without label but with live RESX.
12523 * except.h (redirect_eh_edge_to_label): New.
12524 * tree-flow.h (redirect_eh_edge): New.
12525 * coretypes.h (edge_def, edge, const_edge, basic_block_def
12526 basic_block_def, basic_block, const_basic_block): Remove.
12527 * Makefile.in (except.o): Add dependency on tree-flow.h
12528 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
12529 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
12532 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
12535 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
12536 on the destination of memcpy.
12538 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
12540 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
12541 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
12542 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
12544 2009-04-25 Jan Hubicka <jh@suse.cz>
12546 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
12547 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
12548 to be reached by different label than left.
12549 (update_eh_edges): Update comment; remove edge_to_remove if possible
12550 and return true if suceeded.
12551 (cleanup_empty_eh): Accept sharing map; handle shared regions.
12552 (cleanup_eh): Compute sharing map.
12553 * except.c (remove_eh_handler_and_replace): Add argument if we should
12555 (remove_unreachable_regions): Update for label sharing.
12556 (label_to_region_map): Likewise.
12557 (get_next_region_sharing_label): New function.
12558 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
12560 (remove_eh_handler): Update.
12561 (remove_eh_region_and_replace_by_outer_of): New function.
12562 * except.h (struct eh_region): Add next_region_sharing_label.
12563 (remove_eh_region_and_replace_by_outer_of,
12564 get_next_region_sharing_label): Declare.
12565 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
12567 2009-04-25 Jan Hubicka <jh@suse.cz>
12569 * tree-cfg.c (split_critical_edges): Split also edges where we can't
12570 insert code even if they are not critical.
12572 2009-04-25 Jan Hubicka <jh@suse.cz>
12574 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12575 (gimple_can_remove_branch_p): EH edges won't remove branch by
12577 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
12578 updating of non-abnormal EH edges.
12579 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
12580 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
12581 (split_critical_edges): Split also edges where emitting code on them
12582 will lead to splitting later.
12584 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
12585 H.J. Lu <hongjiu.lu@intel.com>
12588 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
12589 the configured assembler supports fildq and fistpq mnemonics.
12590 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
12591 * configure: Regenerated.
12592 * config.in: Ditto.
12594 * config/i386/i386.c (print_operand): Handle 'Z'.
12595 ['z']: Remove handling of special fild/fist suffixes.
12596 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
12597 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
12598 suffix of fild insn.
12599 (*floatsi<mode>2_vector_mixed): Ditto.
12600 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
12601 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
12602 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
12603 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
12604 * config/i386/gas.h (GAS_MNEMONICS): Remove.
12606 2009-04-25 Ben Elliston <bje@au.ibm.com>
12608 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
12609 the source of a set operation.
12611 2009-04-25 Anatoly Sokolov <aesok@post.ru>
12613 * target.h (struct gcc_target): Add case_values_threshold field.
12614 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
12615 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
12616 * targhooks.c (default_case_values_threshold): New function.
12617 * targhooks.h (default_case_values_threshold): Declare function.
12618 * stmt.c (expand_case): Use case_values_threshold target hook.
12619 * expr.h (case_values_threshold): Remove declartation.
12620 * expr.c (case_values_threshold): Remove function.
12621 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
12623 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
12624 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12625 (avr_case_values_threshold): Declare as static.
12626 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
12628 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
12629 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
12630 (mn10300_case_values_threshold): New function.
12632 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12634 * ira.c (setup_cover_and_important_classes): Add enum cast.
12636 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
12638 * genpreds.c (write_enum_constraint_num): Output definition of
12639 CONSTRAINT_NUM_DEFINED_P macro.
12640 * ira.c (setup_cover_and_important_classes): Use
12641 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
12643 2009-04-24 DJ Delorie <dj@redhat.com>
12645 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
12646 __SH2A_SINGLE_ONLY__ also.
12648 2009-04-24 Steve Ellcey <sje@cup.hp.com>
12650 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
12651 (movdf_internal): Ditto.
12652 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
12653 SFmode and DFmode constants.
12654 (ia64_print_operand): Add 'G' format for printing
12655 floating point constants.
12657 2009-04-24 Richard Guenther <rguenther@suse.de>
12659 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
12660 from unsigned additions.
12662 2009-04-24 Joseph Myers <joseph@codesourcery.com>
12664 * c-typeck.c (set_init_index): Allow array designators that are
12665 not integer constant expressions with a pedwarn if pedantic.
12667 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12669 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
12670 zero if no overlap in nonzero bits between the operands.
12672 2009-04-24 Ian Lance Taylor <iant@google.com>
12674 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
12675 (record_dead_and_set_regs): Likewise.
12676 * df.h (struct df_mw_hardreg): Change flags field to int.
12677 (struct df_base_ref): Likewise.
12678 (struct df): Change changeable_flags field to int.
12679 * df-scan.c (df_defs_record): Change clobber_flags to int.
12680 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
12681 constants rather than #define macros.
12682 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
12683 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
12684 (enum dwarf_calling_convention): Likewise.
12685 (enum dwarf_line_number_x_ops): Likewise.
12686 (enum dwarf_call_frame_info): Likewise.
12687 (enum dwarf_source_language): Likewise.
12688 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
12689 (add_calling_convention_attribute): Likewise.
12690 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
12691 (combine_comparisons): Change compcode to int. Add cast to enum type.
12692 * genrecog.c (maybe_both_true_2): Change c to int.
12693 (write_switch): Likewise. Add cast to enum type.
12694 * gimplify.c (gimplify_omp_for): Handle return values from
12695 gimplify_expr using MIN rather than bitwise or.
12696 (gimplify_expr): Add cast to enum type.
12697 * ipa-prop.c (update_jump_functions_after_inlining): Change
12698 IPA_BOTTOM to IPA_JF_UNKNOWN.
12699 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
12700 Add casts to enum type.
12701 (setup_cover_and_important_classes): Change cl to int. Add casts
12703 (setup_class_translate): Change cl and mode to int.
12704 (ira_init_once): Change mode to int.
12705 (free_register_move_costs): Likewise.
12706 (setup_prohibited_mode_move_regs): Add casts to enum type.
12707 * langhooks.c (add_builtin_function_common): Rework assertion that
12708 value fits bitfield.
12709 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
12710 * omega.c (omega_do_elimination): Avoid math on enum types.
12711 * optabs.c (expand_vec_shift_expr): Remove casts to int.
12712 * opts.c (set_debug_level): Change 2 to enum constant. Use new
12713 int local to handle integral_argment value.
12714 * regmove.c (try_auto_increment): Change PUT_MODE to
12716 * reload.c (push_secondary_reload): Add casts to enum type.
12717 (secondary_reload_class, find_valid_class): Likewise.
12718 * reload1.c (emit_input_reload_insns): Likewise.
12719 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
12720 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
12721 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
12723 * tree.c (build_common_builtin_nodes): Add casts to enum type.
12724 * tree-complex.c (complex_lattice_t): Typedef to int rather than
12726 (expand_complex_libcall): Add casts to enum type.
12727 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
12728 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
12729 with ERROR_MARK, not NUM_TREE_CODES.
12730 (vect_create_epilog_for_reduction): Likewise.
12731 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
12732 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
12733 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
12735 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
12736 vect_unused_in_loop. Change 0 to loop_vect.
12737 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
12738 * var-tracking.c (get_init_value): Change return type to enum
12740 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
12741 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
12743 (arm_override_options): Add casts to enum type.
12744 (arm_emit_tls_decoration): Likewise.
12745 * config/i386/i386.c (ix86_function_specific_restore): Add casts
12747 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
12748 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
12749 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
12751 * config/s390/s390.c (code_for_builtin_64): Change to array of
12753 (code_for_builtin_31): Likewise.
12754 (s390_expand_builtin): Change code_for_builtin to enum insn_code
12756 * config/sparc/sparc.c (sparc_override_options): Change value
12757 field in struct code_model to enum cmodel. In initializer change
12758 0 to NULL and add cast to enum type.
12760 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
12761 Change all callers. Issue a -Wc++-compat warning using
12762 lhs_origtype if necessary.
12763 (convert_for_assignment): Issue -Wc++-compat warnings about
12764 invalid conversions to enum type on assignment.
12765 * c-common.h (build_modify_expr): Update declaration.
12767 2009-04-24 Nick Clifton <nickc@redhat.com>
12769 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
12770 (function_arg_advance): Likewise.
12771 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
12774 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
12776 * config/s390/constraints.md ('I', 'J'): Fix condition.
12778 2009-04-24 Diego Novillo <dnovillo@google.com>
12780 * gengtype-parse.c (parse_error): Add newline after message.
12782 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
12784 * config/i386/sse.md (avxmodesuffixs): Removed.
12785 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
12786 (*avx_pinsr<ssevecsize>): This.
12788 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
12790 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
12791 follow chains of regs with a single definition, and allow expressions
12792 that are function_invariant_p.
12793 (simple_rhs_p): Allow expressions that are function_invariant_p.
12795 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
12797 PR middle-end/39867
12798 * fold-const.c (fold_cond_expr_with_comparison): When folding
12799 > and >= to MAX, make sure the MAX uses the same type as the
12800 comparison's operands.
12802 2009-04-24 Nick Clifton <nickc@redhat.com>
12804 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
12805 addressing for DImode accesses.
12806 (frv_print_operand_address): Handle PLUS case.
12807 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
12809 2009-04-24 Jakub Jelinek <jakub@redhat.com>
12811 PR rtl-optimization/39794
12812 * alias.c (canon_true_dependence): Add x_addr argument.
12813 * rtl.h (canon_true_dependence): Adjust prototype.
12814 * cse.c (check_dependence): Adjust canon_true_dependence callers.
12815 * cselib.c (cselib_invalidate_mem): Likewise.
12816 * gcse.c (compute_transp): Likewise.
12817 * dse.c (scan_reads_nospill): Likewise.
12818 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
12819 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
12820 canon_base_addr of the group, plus optional offset.
12821 (struct group_info): Rename canon_base_mem to
12823 (get_group_info): Set canon_base_addr to canon_rtx of base, not
12824 canon_rtx of base_mem.
12826 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
12828 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
12829 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
12831 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12833 * config/spu/spu-builtins.h: Delete file.
12835 * config/spu/spu.h (enum spu_builtin_type): Move here from
12837 (struct spu_builtin_description): Likewise. Add GTY marker.
12838 Do not use enum spu_function_code or enum insn_code.
12839 (spu_builtins): Add extern declaration.
12841 * config/spu/spu.c: Do not include "spu-builtins.h".
12842 (enum spu_function_code, enum spu_builtin_type_index,
12843 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
12844 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
12845 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
12846 unsigned_V2DI_type_node): Move here from spu-builtins.h.
12847 (spu_builtin_types): Make static. Add GTY marker.
12848 (spu_builtins): Add extern declaration with GTY marker.
12849 Include "gt-spu.h".
12851 * config/spu/spu-c.c: Do not include "spu-builtins.h".
12852 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
12853 Check programmatically whether all parameters are scalar.
12855 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
12857 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
12859 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
12860 assignment from the constructor either if the target is volatile.
12862 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
12864 * config/arm/arm.md (insv): Do not share operands[0].
12866 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
12868 * config/vxlib-tls.c (active_tls_threads): Delete.
12869 (delete_hook_installed): New.
12870 (tls_delete_hook): Don't delete the delete hook.
12871 (tls_destructor): Delete it here.
12872 (__gthread_set_specific): Adjust installing the delete hook.
12873 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
12874 __gthread_leave_tsd_dtor_context.
12876 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
12878 * c-format.c (gcc_tdiag_char_table): Add support for %E.
12880 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
12882 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
12884 (alpha_rtx_costs): Ditto.
12885 (emit_unlikely_jump): Use add_reg_note.
12886 (emit_frame_store_1): Ditto.
12887 (alpha_expand_prologue): Ditto.
12888 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
12889 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
12891 2009-04-23 Nick Clifton <nickc@redhat.com>
12893 * config/v850/v850.md (epilogue): Remove suppressed code.
12894 (return): Rename to return_simple and remove test of frame size.
12895 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
12896 to gen_return_simple.
12898 2009-04-22 Jing Yu <jingyu@google.com>
12901 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
12903 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12906 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
12907 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
12908 value is a VECTOR_CST, the element type is the element type of the
12911 2009-04-22 DJ Delorie <dj@redhat.com>
12913 * config/m32c/m32c.h: Update GTY annotations to new syntax.
12915 2009-04-22 Jakub Jelinek <jakub@redhat.com>
12917 * alias.c (find_base_term): Move around LO_SUM case, so that
12918 CONST falls through into PLUS/MINUS handling.
12921 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
12922 into 0, use omit_one_operand.
12924 2009-04-23 Ben Elliston <bje@au.ibm.com>
12926 * config/rs6000/linux-unwind.h (get_regs): Remove type
12927 puns. Change the type of `pc' to an array of unsigned ints and
12928 update all users. Constify frame24.
12930 2009-04-22 DJ Delorie <dj@redhat.com>
12932 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
12933 declarations before code.
12934 (current_function_special_page_vector): Likewise.
12935 (m32c_expand_insv): Silence a warning.
12937 2009-04-21 Taras Glek <tglek@mozilla.com>
12939 * alias.c: Update GTY annotations to new syntax.
12940 * basic-block.h: Likewise.
12941 * bitmap.h: Likewise.
12942 * c-common.h: Likewise.
12943 * c-decl.c: Likewise.
12944 * c-parser.c: Likewise.
12945 * c-pragma.c: Likewise.
12946 * c-tree.h: Likewise.
12947 * cfgloop.h: Likewise.
12948 * cgraph.h: Likewise.
12949 * config/alpha/alpha.c: Likewise.
12950 * config/arm/arm.h: Likewise.
12951 * config/avr/avr.h: Likewise.
12952 * config/bfin/bfin.c: Likewise.
12953 * config/cris/cris.c: Likewise.
12954 * config/darwin.c: Likewise.
12955 * config/frv/frv.c: Likewise.
12956 * config/i386/i386.c: Likewise.
12957 * config/i386/i386.h: Likewise.
12958 * config/i386/winnt.c: Likewise.
12959 * config/ia64/ia64.h: Likewise.
12960 * config/iq2000/iq2000.c: Likewise.
12961 * config/mips/mips.c: Likewise.
12962 * config/mmix/mmix.h: Likewise.
12963 * config/pa/pa.c: Likewise.
12964 * config/pa/pa.h: Likewise.
12965 * config/rs6000/rs6000.c: Likewise.
12966 * config/s390/s390.c: Likewise.
12967 * config/sparc/sparc.c: Likewise.
12968 * config/xtensa/xtensa.c: Likewise.
12969 * cselib.h: Likewise.
12970 * dbxout.c: Likewise.
12971 * dwarf2out.c: Likewise.
12972 * except.c: Likewise.
12973 * except.h: Likewise.
12974 * fixed-value.h: Likewise.
12975 * function.c: Likewise.
12976 * function.h: Likewise.
12977 * gimple.h: Likewise.
12978 * integrate.c: Likewise.
12979 * optabs.c: Likewise.
12980 * output.h: Likewise.
12981 * real.h: Likewise.
12983 * stringpool.c: Likewise.
12984 * tree-data-ref.c: Likewise.
12985 * tree-flow.h: Likewise.
12986 * tree-scalar-evolution.c: Likewise.
12987 * tree-ssa-address.c: Likewise.
12988 * tree-ssa-alias.h: Likewise.
12989 * tree-ssa-operands.h: Likewise.
12990 * tree.c: Likewise.
12991 * tree.h: Likewise.
12992 * varasm.c: Likewise.
12993 * varray.h: Likewise.
12995 * coretypes.h: Do not define GTY macro if it is already defined.
12996 * doc/gty.texi: Update GTY documentation to new syntax.
12997 * gengtype-lex.l: Enforce attribute-like syntax for GTY
12998 annotations on structs.
12999 * gengtype-parse.c: Likewise.
13001 2009-04-22 Mark Heffernan <meheff@google.com>
13003 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
13005 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13007 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
13010 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
13012 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
13013 the same as a PLUS without a shift. Increase the cost of a
13016 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13018 * Makefile.in: Update dependencies.
13019 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
13020 * errors.h: Remove bogus comment about compatibility.
13021 (warning): Update declaration.
13022 * genautomata.c: Update all calls to warning.
13023 * gimple.c: Do not include errors.h. Include toplev.h.
13024 * tree-ssa-structalias.c: Do not include errors.h.
13025 * omega.c: Likewise.
13026 * tree-ssa-reassoc.c: Likewise.
13027 * config/spu/spu-c.c: Likewise.
13028 * config/spu/t-spu-elf: Update dependencies.
13030 2009-04-22 Richard Guenther <rguenther@suse.de>
13032 PR tree-optimization/39824
13033 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
13034 make sure the types are compatible.
13036 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13039 * c-common.c (c_parse_error): Take a token_flags parameter.
13040 Use token_type for the token type instead.
13041 Pass token_flags to cpp_type2name.
13042 * c-common.h (c_parse_error): Update declaration.
13043 * c-parser.c (c_parser_error): Pass 0 as token flags.
13045 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
13047 PR rtl-optimization/39580
13048 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
13050 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13052 * function.c (expand_function_end): Do not emit a jump to the "naked"
13053 return label for fall-through returns.
13054 * except.c (sjlj_emit_function_exit): Always place the call to the
13055 unregister function at the location installed by expand_function_end.
13057 2009-04-22 Richard Guenther <rguenther@suse.de>
13059 PR tree-optimization/39845
13060 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
13061 (gen_inbound_check): Likewise.
13063 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
13065 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
13067 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
13068 * config/vxlib.c (__gthread_once): Add race guard for PPC.
13070 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13072 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
13073 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
13074 shift counts to avoid out-of-bounds array accesses.
13076 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13078 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
13079 (Pmode): Move above.
13081 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
13083 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
13084 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
13085 GET_CODE macro. Use IN_RANGE macro where appropriate.
13086 * config/alpha/alpha.h: Ditto.
13087 * config/alpha/alpha.md: Ditto.
13088 * config/alpha/constraints.md: Ditto.
13089 * config/alpha/predicates.md: Ditto.
13091 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
13093 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
13094 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13095 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13096 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13097 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13098 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13099 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13100 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13101 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13102 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13103 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13104 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13105 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13106 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13107 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13108 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13109 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13110 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13111 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13112 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13113 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13114 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13115 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13116 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13117 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13118 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13119 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
13121 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13123 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
13124 references from comments.
13125 * cfgbuild.c: (count_basic_blocks): Delete.
13126 (find_basic_blocks_1): Delete.
13127 (find_basic_blocks): Delete.
13128 * except.c (finish_eh_generation): Make static. Move comment from
13129 except.h here. Remove find_basic_blocks references from comments.
13130 * except.h (finish_eh_generation): Delete.
13131 * basic-block.h (find_basic_blocks): Delete.
13132 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
13134 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
13136 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
13137 (sdbout_parms): Likewise.
13139 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13141 * config/sh/sh.c (prepare_cbranch_operands): Use
13142 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
13143 (expand_cbranchdi4): Likewise.
13144 (from_compare): Add cast to enum type.
13145 (expand_cbranchsi4): Use add_reg_note.
13146 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
13147 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
13148 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
13149 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13150 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
13151 instead of CODE_FOR_nothing.
13152 (cbranchdi4): Likewise. Fix the order of arguments for
13154 (push_fpscr): Use add_reg_note.
13155 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
13156 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
13158 2009-04-21 Joseph Myers <joseph@codesourcery.com>
13160 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
13161 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13162 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13163 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
13164 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
13165 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
13166 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
13167 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
13168 config/alpha/x-vms, config/arc/t-arc,
13169 config/arm/README-interworking, config/arm/arm-c.c,
13170 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
13171 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
13172 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
13173 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
13174 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
13175 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
13176 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
13177 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
13178 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
13179 config/cris/t-elfmulti, config/crx/t-crx,
13180 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
13181 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
13182 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
13183 config/h8300/t-h8300, config/i386/athlon.md,
13184 config/i386/darwin-libgcc.10.4.ver,
13185 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
13186 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
13187 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
13188 config/i386/t-linux64, config/i386/t-nwld,
13189 config/i386/t-rtems-i386, config/i386/t-sol2-10,
13190 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
13191 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
13192 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
13193 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
13194 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
13195 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
13196 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
13197 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
13198 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
13199 config/m68k/t-uclinux, config/mcore/t-mcore,
13200 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
13201 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
13202 config/mips/crtn.asm, config/mips/irix-crti.asm,
13203 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
13204 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
13205 config/mips/mips-fixed.md, config/mips/sb1.md,
13206 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
13207 config/mips/t-iris6, config/mips/t-isa3264,
13208 config/mips/t-libgcc-mips16, config/mips/t-linux64,
13209 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
13210 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
13211 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
13212 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
13213 config/mn10300/t-linux, config/mn10300/t-mn10300,
13214 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
13215 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
13216 config/picochip/libgccExtras/clzsi2.asm,
13217 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
13218 config/rs6000/darwin-libgcc.10.4.ver,
13219 config/rs6000/darwin-libgcc.10.5.ver,
13220 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
13221 config/rs6000/t-aix43, config/rs6000/t-aix52,
13222 config/rs6000/t-darwin, config/rs6000/t-fprules,
13223 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
13224 config/rs6000/t-lynx, config/rs6000/t-netbsd,
13225 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
13226 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
13227 config/rs6000/t-rtems, config/rs6000/t-spe,
13228 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
13229 config/score/t-score-elf, config/sh/divcost-analysis,
13230 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
13231 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
13232 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
13233 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
13234 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
13235 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
13236 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
13237 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
13238 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
13239 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
13240 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
13241 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
13242 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
13243 limitx.h, version.c, xcoff.h: Add copyright and license notices.
13244 * config/h8300/genmova.sh: Include copyright and license notices
13245 in generated output.
13246 * config/h8300/mova.md: Regenerate.
13247 * doc/install.texi2html: Include word "Copyright" in copyright
13248 notice and use name "Free Software Foundation, Inc.".
13249 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
13250 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
13251 ChangeLog-2007, ChangeLog-2008: Correct dates.
13253 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
13255 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
13256 NE_EXPR operations as well.
13257 * c-parser.c (c_parser_condition): Do not set location information on
13259 (c_parser_conditional_expression): Likewise.
13260 (c_parser_binary_expression): Set location information on operators.
13261 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
13262 TRUTH_NOT_EXPR has been folded.
13263 * fold-const.c (fold_truth_not_expr): Copy location information from
13264 the incoming expression to the outgoing one.
13265 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
13266 recursive calls on the LHS of the operator but pass that of the
13267 operator to recursive calls on the RHS of the operator. Set it
13269 (shortcut_cond_expr): Set the locus of the operator on the second
13270 COND_EXPR and that of the expression on the first in degenerate cases.
13271 Pass the locus of the expression to calls to shortcut_cond_r.
13272 Set the locus of the 'then' block on the associated jump, if any.
13273 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
13274 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
13275 expression to call to gimplify_boolean_expr.
13277 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
13279 * config.gcc: Add additional configuration for
13280 i686-w64-mingw* and x86_64-w64-mingw* triplet.
13281 * config/i386/mingw-w64.h: New mingw-w64 specific header.
13282 (CPP_SPEC): Redefine for allowing -municode option.
13283 (STARTFILE_SPEC): Likewise.
13284 * config/i386/t-mingw-w64: New.
13285 * config/i386/mingw-w64.opt: New.
13286 (municode): Add new target option.
13287 * doc/invoke.texi (municode): Add documentation for new option.
13289 2009-04-21 Ian Lance Taylor <iant@google.com>
13291 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13292 Correct test for number of arguments.
13293 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
13295 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
13297 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
13298 argument of emit_library_call.
13300 2009-04-21 Richard Guenther <rguenther@suse.de>
13302 PR middle-end/39829
13303 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
13304 inside VIEW_CONVERT_EXPRs.
13306 2009-04-21 Martin Jambor <mjambor@suse.cz>
13308 * tree-switch-conversion.c (build_constructors): Split a long line.
13309 (constructor_contains_same_values_p): New function.
13310 (build_one_array): Create assigns of constants if possible, do not
13311 call mark_sym_for_renaming, call update_stmt.
13312 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
13313 make_rename_temp. Do not call mark_symbols_for_renaming, call
13315 (gen_def_assigns): Do not call mark_symbols_for_renaming or
13316 find_new_referenced_vars, call update_stmt.
13317 (gen_inbound_check): Use create_tmp_var and create ssa names manually
13318 instead of calling make_rename_temp. Do not call
13319 find_new_referenced_vars or mark_symbols_for_renaming, call
13322 2009-04-21 Richard Guenther <rguenther@suse.de>
13324 PR tree-optimization/39827
13325 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
13326 (tree_ssa_phiprop): Pass the correct array size.
13328 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
13330 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
13332 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
13335 * c-typeck.c (lvalue_p): Move declaration ...
13336 * c-common.h (lvalue_p): ... to here.
13337 * c-common.c (candidate_equal_p): New.
13338 (add_tlist): Use it.
13339 (merge_tlist): Use it.
13340 (warn_for_collisions_1): Likewise.
13341 (warning_candidate_p): Accept more candidates.
13342 (verify_tree): A warning candidate can be an expression. Use
13345 2009-04-21 Ben Elliston <bje@au.ibm.com>
13348 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
13349 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
13350 options. Remove -mcall-solaris documentation.
13352 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13355 * doc/invoke.texi (-Wlong-long): Update description.
13356 * c-lex (interpret_integer): Only warn if there was no previous
13357 overflow and -Wlong-long is enabled.
13358 * c-decl.c (declspecs_add_type): Drop redundant flags.
13359 * c.opt (Wlong-long): Init to -1.
13360 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
13361 and front-end warn_long_long. Wlong-long only depends on other
13362 flags if it is uninitialized.
13363 * c-parser.c (disable_extension_diagnostics): warn_long_long is
13364 the same for CPP and FE.
13365 (restore_extension_diagnostics): Likewise.
13367 2009-04-20 Ian Lance Taylor <iant@google.com>
13369 Fix enum conversions which are invalid in C++:
13370 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
13371 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
13372 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
13373 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
13374 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
13375 (dbxout_parms): Likewise.
13376 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
13377 (df_clear_flags): Likewise.
13378 * df-problems.c (df_rd_bb_local_compute_process_def): Change
13379 top_flag parameter to int.
13380 (df_chain_create_bb_process_use): Likewise.
13381 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
13383 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
13384 (df_ref_create_structure, df_def_record_1): Likewise.
13385 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
13386 (df_notes_rescan): Change 0 to VOIDmode in function call.
13387 (df_get_call_refs, df_insn_refs_collect): Likewise.
13388 (df_bb_regs_collect): Likewise.
13389 (df_entry_block_defs_collect): Likewise.
13390 (df_exit_block_uses_collect): Likewise.
13391 * df.h: Update declarations.
13392 * double-int.c (double_int_divmod): Add cast to enum type.
13393 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
13394 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
13395 (based_loc_descr): Likewise.
13396 (loc_descriptor_from_tree_1): Change first_op and second_op to
13397 enum dwarf_location_atom. Add cast to enum type.
13398 * expmed.c (init_expmed): Change 0 to SET in function call.
13399 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
13400 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
13401 (do_store_flag): Likewise.
13402 * fixed-value.h (struct fixed_value): Change mode to enum
13404 * function.c (assign_parms): Change 0 to VOIDmode in function call.
13405 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
13407 (insert_insn_decl, insert_decl, insert_state): Likewise.
13408 (automata_list_finish): Likewise.
13409 * genrecog.c (process_define_predicate): Add cast to enum type.
13410 * gensupport.c (init_predicate_table): Add cast to enum type.
13411 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
13413 (gimple_build_call_1, gimple_build_label): Likewise.
13414 (gimple_build_goto, gimple_build_asm_1): Likewise.
13415 (gimple_build_switch_1, gimple_build_cdt): Likewise.
13416 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
13417 (enum fallback): Rename from enum fallback_t.
13418 (fallback_t): Typedef as int.
13419 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
13420 GSI_SAME_STMT in function call.
13421 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
13423 (setup_reg_class_relations): Likewise.
13424 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
13425 (setup_prohibited_class_mode_regs): Add cast to enum type.
13426 (setup_prohibited_mode_move_regs): Likewise.
13427 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
13428 (record_address_regs): Change i to enum reg_class.
13429 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
13430 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
13431 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
13432 (GET_MODE_2XWIDER_MODE): Likewise.
13433 (GET_CLASS_NARROWEST_MODE): Likewise.
13434 * omp-low.c (expand_omp_for): Add cast to enum type.
13435 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
13436 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
13437 * postreload.c (reload_cse_simplify_operands): Change rclass local
13439 * predict.c (combine_predictions_for_insn): Change best_predictor
13440 and predictor to enum br_predictor.
13441 (combine_predictions_for_bb): Likewise.
13442 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
13443 use SET_PREDICT_EXPR_OUTCOME.
13444 * real.c (real_arithmetic): Change icode to code in function call.
13445 * reginfo.c (init_move_cost): Add casts to enum type.
13446 (init_reg_sets_1, init_fake_stack_mems): Likewise.
13447 * regmove.c (regclass_compatible_p): Change class0 and class1 to
13449 * reload.c (find_valid_class): Add casts to enum type.
13450 (push_reload): Change 0 to NO_REGS in function call.
13451 (find_reloads): Change this_alternative to array of enum
13452 reg_class. Remove some now-unnecessary casts.
13453 (make_memloc): Change 0 to VOIDmode in function call.
13454 * reload1.c (reload): Change 0 to VOIDmode in function call.
13455 (eliminate_regs_1, elimination_effects): Likewise.
13456 (eliminate_regs_in_insn): Likewise.
13457 (emit_input_reload_insns): Add cast to enum type.
13458 (delete_output_reload): Change 0 to VOIDmode in function call.
13459 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
13460 to enum type in function call.
13461 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
13462 (SET_PREDICT_EXPR_OUTCOME): Define.
13463 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
13464 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
13465 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
13466 (dump_function): Likewise.
13467 * tree-dump.h: Update declarations.
13468 * tree-pass.h: Update declarations.
13469 * varasm.c (assemble_integer): Change mclass to enum mode_class.
13470 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
13472 (arm_rtx_costs_1): Correct parenthesization.
13473 (arm_rtx_costs): Add casts to enum type.
13474 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
13475 (vfp_emit_fstmd): Use add_rg_note.
13476 (emit_multi_reg_push, emit_sfm): Likewise.
13477 (thumb_set_frame_pointer): Likewise.
13478 (arm_expand_prologue): Likewise.
13479 (arm_regno_class): Change return type to enum reg_class.
13480 (thumb1_expand_prologue): Use add_reg_note.
13481 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
13482 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
13484 * config/arm/gentune.sh: Add cast to enum type.
13485 * config/arm/arm-tune.md: Rebuild.
13486 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
13487 (ix86_split_fp_branch, predict_jump): Likewise.
13488 (ix86_expand_multi_arg_builtin): Change sub_code from enum
13489 insn_code to enum rtx_code.
13490 (ix86_builtin_vectorized_function): Add cast to enum type.
13491 * config/i386/i386.md (truncdfsf2): Change slot to enum
13493 (truncxf<mode>2, isinf<mode>2): Likewise.
13494 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
13496 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
13497 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
13498 (insert_bundle_state): Change 1 to INSERT in function call.
13499 (ia64_add_bundle_selector_before): Likewise.
13500 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
13501 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
13502 (restore_stack_nonlocal): Likewise.
13503 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
13505 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
13507 (mips_rtx_costs): Likewise.
13508 (mips_override_options): Add casts to enum type.
13509 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
13511 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
13512 (store_reg, set_reg_plus_d): Likewise.
13513 (hppa_expand_prologue, hppa_profile_hook): Likewise.
13514 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
13516 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
13518 (emit_unlikely_jump): Use add_reg_note.
13519 (rs6000_emit_allocate_stack): Likewise.
13520 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
13521 (output_toc): Change 1 to INSERT in function call.
13522 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
13523 (rs6000_initialize_trampoline): Likewise.
13524 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
13526 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
13527 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
13528 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
13529 (save_gprs): Use add_reg_note.
13530 (s390_emit_prologue): Likewise.
13531 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
13532 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
13533 (sparc_fold_builtin): Add cast to enum type.
13534 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
13536 (spu_expand_prologue): Use add_reg_note.
13537 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
13539 2009-04-20 Ian Lance Taylor <iant@google.com>
13541 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
13542 (c_parser_postfix_expression_after_primary): Get VEC for list of
13543 arguments. Get original types of arguments. Call
13544 build_function_call_vec.
13545 (cached_expr_list_1, cached_expr_list_2): New static variables.
13546 (c_parser_expr_list): Change return type to VEC *. Add
13547 p_orig_types parameter. Change all callers.
13548 (c_parser_release_expr): New static function.
13549 (c_parser_vec_to_tree_list): New static function.
13550 * c-typeck.c (build_function_call): Rewrite to build a VEC and
13551 call build_function_call_vec.
13552 (build_function_call_vec): New function, based on old
13553 build_function_call.
13554 (convert_arguments): Remove nargs and argarray parameters. Change
13555 values to a VEC. Add origtypes parameter.
13556 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
13557 (convert_for_assignment): Add origtype parameter. Change all
13558 callers. If warn_cxx_compat, check for conversion to an enum
13559 type when calling a function.
13560 (store_init_value): Add origtype parameter. Change all callers.
13561 (digest_init): Likewise.
13562 (struct init_node): Add origtype field.
13563 (add_pending_init): Add origtype parameter. Change all callers.
13564 (output_init_element): Likewise.
13565 (output_pending_init_elements): Pass origtype from init_node to
13566 output_init_element.
13567 (process_init_element): Pass origtype from c_expr to
13568 output_init_element.
13569 (c_finish_return): Add origtype parameter. Change all callers.
13570 * c-common.c (sync_resolve_size): Change params to VEC *. Change
13572 (sync_resolve_params): Likewise.
13573 (sync_resolve_return): Change params to first_param. Change caller.
13574 (resolve_overloaded_builtins): Change params to VEC *. Change
13575 callers. Save first parameter around call to build_function_call_vec.
13576 * c-decl.c (finish_decl): Add origtype parameter. Change all
13577 callers. Call build_function_call_vec rather than
13578 build_function_call for cleanup.
13579 * c-tree.h: Update declarations.
13580 * c-common.h: Update declarations.
13581 * stub-objc.c (objc_rewrite_function_call): Change parameter from
13582 params to first_param.
13583 * target.h (struct gcc_target): Change resolve_overloaded_builtin
13584 params parameter from tree to void *.
13585 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13586 Change arglist parameter to have type void *, and to be a pointer
13588 * config/rs6000/rs6000-protos.h
13589 (altivec_resolve_overloaded_builtin): Update declaration.
13590 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
13591 fnargs parameter to have type void *, and to be a pointer to a
13592 VEC. Call build_function_call_vec instead of
13593 build_function_call.
13594 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
13596 2009-04-20 Joey Ye <joey.ye@intel.com>
13597 Xuepeng Guo <xuepeng.guo@intel.com>
13598 H.J. Lu <hongjiu.lu@intel.com>
13600 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
13602 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
13603 (IX86_LEA_PRIORITY): Likewise.
13604 (distance_non_agu_define): New function.
13605 (distance_agu_use): Likewise.
13606 (ix86_lea_for_add_ok): Likewise.
13607 (ix86_dep_by_shift_count): Likewise.
13609 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
13610 should split for LEA.
13612 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
13614 (ix86_dep_by_shift_count): Likewise.
13616 2009-04-20 Richard Guenther <rguenther@suse.de>
13618 * expr.c (handled_component_p): Move ...
13619 * tree.h (handled_component_p): ... here.
13620 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
13621 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
13622 and REALPART_EXPR to be in one group.
13624 2009-04-20 Richard Guenther <rguenther@suse.de>
13626 * basic-block.h (get_all_dominated_blocks): Declare.
13627 * dominance.c (get_all_dominated_blocks): New function.
13628 * tree-cfg.c (get_all_dominated_blocks): Remove.
13629 (remove_edge_and_dominated_blocks): Adjust.
13630 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
13631 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
13632 instead of recursing.
13634 2009-04-20 Doug Kwan <dougkwan@google.com>
13636 * cgraph.h (cgraph_node_ptr): New type for vector functions.
13637 (struct cgraph_node_set_def): New type.
13638 (cgraph_node_set) New type. Also declare vector functions.
13639 (struct cgraph_node_set_element_def): New type.
13640 (cgraph_node_set_element): Ditto.
13641 (cgraph_node_set_iterator): New iterator type.
13642 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
13643 cgraph_node_set_remove, dump_cgraph_node_set,
13644 debug_cgraph_node_set): New prototypes.
13645 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
13646 cgraph_node_set_size): New inlines.
13647 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
13648 including cgraph.h.
13649 (struct ipa_opt_pass): Add struct cgraph_node_set_def
13650 argument to function 'write_summary'.
13651 * ipa.c: Include ggc.h.
13652 (hash_cgraph_node_set_element,
13653 eq_cgraph_node_set_element, cgraph_node_set_new,
13654 cgraph_node_set_add, cgraph_node_set_remove,
13655 cgraph_node_set_find, dump_cgraph_node_set,
13656 debug_cgraph_node_set): New functions.
13657 * Makefile.in (ipa.o): Add dependency on GGC_H.
13659 2009-04-20 Ira Rosen <irar@il.ibm.com>
13661 PR tree-optimization/39675
13662 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
13663 check of the return code of vect_schedule_slp. Check that
13664 stmt_vec_info still exists for the statement, before checking its
13665 vectorization type.
13667 2009-04-20 Michael Matz <matz@suse.de>
13669 * Makefile.in (generated_files): Take out $(simple_generated_c).
13671 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
13673 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
13674 (UINTPTR_TYPE): Likewise.
13676 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13679 * c-typeck.c (digest_init): Check for initializing an array with a
13682 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13685 * c-semantics.c (pop_stmt_list): Propagate
13686 STATEMENT_LIST_HAS_LABEL to parent statement list.
13688 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
13690 * config/mips/mips.h (mips_tune_attr): New macro.
13691 * config/mips/mips.md (cpu): Use it.
13693 2009-04-19 Joseph Myers <joseph@codesourcery.com>
13696 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
13699 2009-04-19 Diego Novillo <dnovillo@google.com>
13701 * toplev.c (compile_file): Move call to coverage_finish ...
13702 * cgraphunit.c (ipa_passes): ... here.
13703 Call cgraph_process_new_functions.
13704 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
13705 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
13707 2009-04-19 Jan Hubicka <jh@suse.cz>
13709 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
13711 (dump_cgraph_node): Dump can throw external flag.
13712 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
13714 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13718 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
13719 * common.opt (Wlogical-op): Move from here...
13720 * c.opt (Wlogical-op): ... to here.
13721 * c-typeck.c (parser_build_binary_op): Update call to
13722 warn_logical_operator.
13723 * c-opts.c (c_common_post_options): Enable warn_logical_op with
13725 * c-common.c (warn_logical_op): Update.
13726 * c-common.h (warn_logical_op): Update declaration.
13728 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
13730 * tree.c (protected_set_expr_location): Fix formatting.
13732 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13735 * c-typeck.c (readonly_warning): new.
13736 (build_unary_op, build_modify_expr): Use readonly_warning for
13737 storing into something readonly but not const-qualified.
13739 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13742 * c-typeck.c (build_unary_op): Check for taking address of
13743 expression of type void.
13745 2009-04-18 Joseph Myers <joseph@codesourcery.com>
13748 * c-typeck.c (build_function_call): Check for calling a function
13749 with qualified void return types. Call require_complete_type when
13752 2009-04-18 Jan Hubicka <jh@suse.cz>
13754 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
13756 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
13757 can_throw_external flag.
13758 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
13759 * ipa-pure-const.c (ignore_edge): New function.
13760 (propagate): Compute order for NOTHROW computation; set NOTHROWs
13761 only over can_throw_external edges.
13762 (local_pure_const): Add nothrow flag.
13763 * ipa-utils.c (searchc): Add ignore_edge callback.
13764 (ipa_utils_reduced_inorder): Add ignore_edge callback.
13765 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
13766 (set_nothrow_function_flags): Update cgraph.
13767 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
13769 2009-04-18 Richard Guenther <rguenther@suse.de>
13771 PR middle-end/39804
13772 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
13773 (fold_stmt): ... this and ...
13774 (fold_stmt_inplace): ... this.
13775 (fold_stmt_1): Fold references in calls and asms.
13776 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
13778 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13780 * tree-vrp.c (ssa_name_nonzero_p): Remove.
13781 * tree.h: Remove the prototype for ssa_name_nonzero_p.
13783 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13785 * tree.c (function_args_count): Remove.
13786 * tree.h: Remove the prototype for function_args_count.
13788 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13790 * tree-iterator.c (expr_only): Remove.
13791 * tree.h: Remove the prototype for expr_only.
13793 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13795 * reginfo.c (cannot_change_mode_set_regs): Remove.
13796 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
13798 2009-04-08 Anatoly Sokolov <aesok@post.ru>
13800 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
13801 whether operands 0 and 1 overlaps.
13803 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
13805 PR middle-end/36902
13806 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
13807 pointer. Use warning_at instead of warning.
13808 (search_for_addr_array): Likewise.
13809 (check_array_bounds): Likewise.
13810 (check_all_array_refs): Check that the incoming edge is not in the
13811 list of edges to be removed.
13812 (check_all_array_refs): Avoid the temporal pointer.
13813 (vrp_visit_cond_stmt): Fix typo.
13814 (simplify_switch_using_ranges): Handle the case where the switch
13815 index is an integer constant.
13817 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
13819 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
13821 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
13823 * doc/extend.texi, doc/invoke.texi: Fix typos.
13825 2009-04-17 Cary Coutant <ccoutant@google.com>
13827 * tree-flow-inline.h (get_lineno): Fix inverted test.
13829 2009-04-17 Diego Novillo <dnovillo@google.com>
13831 * tree-ssa-pre.c (create_expression_by_pieces): Remove
13832 assertion for AVAIL_OUT.
13834 2009-04-17 Mike Frysinger <vapier@gentoo.org>
13837 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
13838 * config/sh/linux-atomic.asm: Likewise.
13840 2009-04-17 Diego Novillo <dnovillo@google.com>
13842 * except.c (debug_eh_tree): New.
13843 (struct eh_region, struct eh_status): Move ...
13844 * except.h: ... here.
13845 (add_type_for_runtime): Declare extern.
13846 (lookup_type_for_runtime): Likewise.
13847 (debug_eh_tree): Declare.
13848 * Makefile.in (GTFILES): List except.h before except.c
13850 2009-04-17 Diego Novillo <dnovillo@google.com>
13852 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
13853 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
13854 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
13855 (find_vars_r): ... here.
13856 * tree-flow.h (find_referenced_vars_in): Declare.
13857 * tree-ssa-pre.c (create_expression_by_pieces): Assert
13858 that AVAIL_OUT exists for BLOCK.
13859 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
13860 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
13861 (tree-parloops.o): Likewise.
13863 2009-04-17 Simon Baldwin <simonb@google.com>
13865 * toplev.c (default_tree_printer): Add handling for %E format.
13867 2009-04-17 Diego Novillo <dnovillo@google.com>
13869 * tree-pretty-print.c (dump_generic_node): Add break after
13870 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
13871 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
13872 FUNCTION_TYPE together. Call print_struct_decl when printing
13873 structures and TDF_SLIM is not given.
13874 (print_struct_decl): Fix logic for detecting recursion.
13876 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13879 * gcc.c (create_at_file): New.
13880 (compile_input_file_p): New.
13881 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
13882 * main.c (main): Update call to toplev_main.
13883 * toplev.c (toplev_main): Change signature. Call expandargv.
13884 * toplev.h (toplev_main): Change signature.
13886 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13888 * dwarf2out.c (field_byte_offset): Use the type size as the field size
13889 if the latter is not constant.
13891 2009-04-17 David Edelsohn <edelsohn@gnu.org>
13893 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
13895 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
13897 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
13898 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
13900 2009-04-17 Richard Guenther <rguenther@suse.de>
13902 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13903 Handle component references view-converting an invariant address.
13905 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
13907 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
13908 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
13909 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
13910 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
13911 Use @deftypevr rather than @deftypevar.
13913 2009-04-17 Richard Guenther <rguenther@suse.de>
13915 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
13916 (get_prop_source_stmt): Likewise.
13917 (can_propagate_from): Likewise.
13919 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
13921 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
13922 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
13923 (--with-multilib-list): Add default value.
13924 * configure: Regenerate.
13925 * Makefile.in (TM_ENDIAN_CONFIG): Define.
13926 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
13927 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
13928 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
13929 Don't add default cpu to multilib list unnecessarily, but do enable
13930 the relevant compiler option..
13931 Add support for --with-multilib-list=<blank> and
13932 --with-multilib-list=!<somelib> to supress unwanted multilibs.
13933 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
13934 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
13935 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
13936 TM_MULTILIB_CONFIG.
13937 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
13938 (MULTILIB_OSDIRNAMES): New variable.
13939 * config/sh/t-1e: Delete file.
13940 * config/sh/t-mlib-sh1: Delete file.
13941 * config/sh/t-mlib-sh2: Delete file.
13942 * config/sh/t-mlib-sh2a: Delete file.
13943 * config/sh/t-mlib-sh2a-nofpu: Delete file.
13944 * config/sh/t-mlib-sh2a-single: Delete file.
13945 * config/sh/t-mlib-sh2a-single-only: Delete file.
13946 * config/sh/t-mlib-sh2e: Delete file.
13947 * config/sh/t-mlib-sh3e: Delete file.
13948 * config/sh/t-mlib-sh4: Delete file.
13949 * config/sh/t-mlib-sh4-nofpu: Delete file.
13950 * config/sh/t-mlib-sh4-single: Delete file.
13951 * config/sh/t-mlib-sh4-single-only: Delete file.
13952 * config/sh/t-mlib-sh4a: Delete file.
13953 * config/sh/t-mlib-sh4a-nofpu: Delete file.
13954 * config/sh/t-mlib-sh4a-single: Delete file.
13955 * config/sh/t-mlib-sh4a-single-only: Delete file.
13956 * config/sh/t-mlib-sh4al: Delete file.
13957 * config/sh/t-mlib-sh5-32media: Delete file.
13958 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
13959 * config/sh/t-mlib-sh5-64media: Delete file.
13960 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
13961 * config/sh/t-mlib-sh5-compact: Delete file.
13962 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
13963 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
13964 * doc/install.texi (Options specification): Add
13965 --with-multilib-list and --with-endian.
13967 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
13969 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
13971 (OBJS-common): Add plugin-version.o.
13972 (plugin-version.o): New.
13973 * gcc-plugin.h (plugin_gcc_version): New.
13974 (plugin_default_version_check): New.
13975 (plugin_init_func, plugin_init): Add version argument.
13976 * plugin-version.c: New.
13977 * plugin.c (str_plugin_gcc_version_name): New.
13978 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
13979 pass it to the init function.
13980 (plugin_default_version_check): New.
13982 2009-04-17 Richard Guenther <rguenther@suse.de>
13984 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
13985 for decl-vs-decl disambiguation.
13987 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
13989 * config/s390/s390.h (s390_tune_attr): New macro definition.
13990 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
13992 2009-04-17 Richard Guenther <rguenther@suse.de>
13994 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
13995 (fold_stmt_r): Likewise.
13996 (maybe_fold_reference): New function.
13997 (fold_gimple_assign): Handle cases fold_stmt_r did.
13998 (fold_stmt): Do not use fold_stmt_r.
13999 (fold_stmt_inplace): Likewise.
14001 2009-04-17 Richard Guenther <rguenther@suse.de>
14003 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
14004 (record_equivalences_from_stmt): Remove useless checks and
14006 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
14007 the type is already suitable.
14009 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
14011 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
14013 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
14015 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
14016 (CMPtype): Define as __gcc_CMPtype.
14018 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
14020 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
14021 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
14023 2009-04-17 Richard Guenther <rguenther@suse.de>
14025 PR tree-optimization/39746
14026 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
14027 special-casing for builtins and static variable use/def.
14028 (call_may_clobber_ref_p_1): Likewise.
14030 2009-04-16 Ian Lance Taylor <iant@google.com>
14032 * df.h: Include "timevar.h".
14033 (struct df_problem): Change tv_id field to timevar_id_t.
14034 * tree-pass.h: Include "timevar.h".
14035 (struct opt_pass): Change tv_id field to timevar_id_t.
14036 * timevar.h (timevar_id_t): Define TV_NONE.
14037 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
14038 TV_NONE rather than tv_id != 0.
14039 (execute_one_pass): Likewise.
14040 * Makefile.in (DF_H): Add $(TIMEVAR_H).
14041 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
14042 dependencies to $(TREE_PASS_H).
14043 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
14045 (pass_branch_target_load_optimize2): Likewise.
14046 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
14047 (pass_outof_cfg_layout_mode): Likewise.
14048 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
14049 (pass_rebuild_cgraph_edges): Likewise.
14050 (pass_remove_cgraph_callee_edges): Likewise.
14051 * df-core.c (pass_df_initialize_opt): Likewise.
14052 (pass_df_initialize_no_opt): Likewise.
14053 (pass_df_finish): Likewise.
14054 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
14055 * except.c (pass_set_nothrow_function_flags): Likewise.
14056 (pass_convert_to_eh_region_ranges): Likewise.
14057 * final.c (pass_compute_alignments): Likewise.
14058 * function.c (pass_instantiate_virtual_regs): Likewise.
14059 (pass_init_function): Likewise.
14060 (pass_leaf_regs): Likewise.
14061 (pass_match_asm_constraints): Likewise.
14062 * gimple-low.c (pass_lower_cf): Likewise.
14063 (pass_mark_used_blocks): Likewise.
14064 * init-regs.c (pass_initialize_regs): Likewise.
14065 * integrate.c (pass_initial_value_sets): Likewise.
14066 * ira.c (pass_ira): Likewise.
14067 * jump.c (pass_cleanup_barriers): Likewise.
14068 * omp-low.c (pass_expand_omp): Likewise.
14069 (pass_lower_omp): Likewise.
14070 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
14071 * recog.c (pass_split_all_insns): Likewise.
14072 (pass_split_after_reload): Likewise.
14073 (pass_split_before_regstack): Likewise.
14074 (pass_split_before_sched2): Likewise.
14075 (pass_split_for_shorten_branches): Likewise.
14076 * reginfo.c (pass_reginfo_init): Likewise.
14077 (pass_subregs_of_mode_init): Likewise.
14078 (pass_subregs_of_mode_finish): Likewise.
14079 * passes.c (pass_postreload): Likewise.
14080 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
14081 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
14082 (pass_warn_function_return): Likewise.
14083 (pass_warn_function_noreturn): Likewise.
14084 * tree-complex.c (pass_lower_complex): Likewise.
14085 (pass_lower_complex_O0): Likewise.
14086 * tree-if-conv.c (pass_if_conversion): Likewise.
14087 * tree-into-ssa.c (pass_build_ssa): Likewise.
14088 * tree-mudflap.c (pass_mudflap_1): Likewise.
14089 (pass_mudflap_2): Likewise.
14090 * tree-nomudflap.c (pass_mudflap_1): Likewise.
14091 (pass_mudflap_2): Likewise.
14092 * tree-nrv.c (pass_return_slot): Likewise.
14093 * tree-object-size.c (pass_object_sizes): Likewise.
14094 * tree-optimize.c (pass_all_optimizations): Likewise.
14095 (pass_early_local_passes): Likewise.
14096 (pass_all_early_optimizations): Likewise.
14097 (pass_cleanup_cfg): Likewise.
14098 (pass_cleanup_cfg_post_optimizing): Likewise.
14099 (pass_free_datastructures): Likewise.
14100 (pass_free_cfg_annotations): Likewise.
14101 (pass_fixup_cfg): Likewise.
14102 (pass_init_datastructures): Likewise.
14103 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
14104 (pass_late_warn_uninitialized): Likewise.
14105 (pass_update_address_taken): Likewise.
14106 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
14107 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
14108 (pass_cse_sincos): Likewise.
14109 (pass_convert_to_rsqrt): Likewise.
14110 * tree-ssa-structalias.c (pass_build_alias): Likewise.
14111 * tree-stdarg.c (pass_stdarg): Likewise.
14112 * tree-tailcall.c (pass_tail_recursion): Likewise.
14113 (pass_tail_calls): Likewise.
14114 * tree-vect-generic.c (pass_lower_vector): Likewise.
14115 (pass_lower_vector_ssa): Likewise.
14116 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
14118 2009-04-16 Joseph Myers <joseph@codesourcery.com>
14120 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
14122 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
14124 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
14125 logical and signext.
14127 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
14130 * config/sh/predicates.md (arith_operand): Check if the operand
14131 of TRUNCATE is a REG.
14133 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14135 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14136 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14138 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14140 * tree-iterator.c (tsi_split_statement_list_after,
14141 tsi_split_statement_list_before): Remove.
14142 * tree-iterator.h: Remove the prototypes for
14143 tsi_split_statement_list_after and tsi_split_statement_list_before.
14145 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14147 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
14148 * tree-ssa-propagate.h: Remove the prototype for
14149 stmt_makes_single_load.
14151 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14153 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
14154 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
14156 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14158 * tree-iterator.c (EXPR_LAST_BODY): Remove.
14160 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14162 * except.c (eh_region_outer_p): Remove.
14163 * except.h: Remove the prototype for eh_region_outer_p.
14165 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
14167 * function.c (current_function_assembler_name): Remove.
14168 * function.h: Remove the prototype for
14169 current_function_assembler_name.
14171 2009-04-16 Ian Lance Taylor <iant@google.com>
14173 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
14174 (add_reg_note): Call alloc_reg_note.
14175 * rtl.h (alloc_reg_note): Declare.
14176 * combine.c (try_combine): Use alloc_reg_note.
14177 (recog_for_combine, move_deaths): Likewise.
14178 (distribute_notes): Use alloc_reg_note and add_reg_note.
14179 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
14180 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
14181 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
14183 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
14185 PR rtl-optimization/39762
14186 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
14187 ira_may_move_out_cost): Add comments about way of their usage.
14188 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
14190 * ira-conflicts.c (process_regs_for_copy): Use function
14191 ira_get_register_move_cost instead of global
14192 ira_register_move_cost.
14194 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
14195 color_pass, move_spill_restore, update_curr_costs): Ditto.
14197 * ira-lives.c (process_single_reg_class_operands): Ditto.
14199 * ira-emit.c (emit_move_list): Ditto.
14201 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
14202 (record_reg_classes): Ditto. Use functions
14203 ira_get_register_move_cost and ira_get_may_move_cost instead of
14204 global vars ira_register_move_cost, ira_may_move_out_cost and
14205 ira_may_move_in_cost.
14206 (record_address_regs): Don't call ira_init_register_move_cost.
14207 Use function ira_get_may_move_cost instead of global
14208 ira_may_move_in_cost.
14209 (process_bb_node_for_hard_reg_moves): Use function
14210 ira_get_register_move_cost instead of global ira_register_move_cost.
14211 (ira_costs): Don't call ira_init_register_move_cost.
14213 2009-04-16 Richard Guenther <rguenther@suse.de>
14215 * tree-cfg.c (verify_gimple_assign_binary):
14216 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
14217 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
14218 (create_general_new_stmt): Note that this function is broken.
14220 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14222 * common.opt (fhelp): Add Var(help_flag).
14223 * gcc-plugin.h (plugin_info): Add help.
14224 * plugin.c (plugin_name_args): Add help.
14225 (register_plugin_info): Set plugin->help.
14226 (print_help_one_plugin): New.
14227 (print_plugins_help): New.
14228 * plugin.h (print_plugins_help): New.
14229 * toplev.c (toplev_main): Call print_plugins_help if needed.
14231 2009-04-16 Richard Guenther <rguenther@suse.de>
14233 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
14234 (gimple_ior_addresses_taken_1): New function.
14235 (gimple_ior_addresses_taken): Likewise.
14236 * gimple.h (struct gimple_statement_with_ops_base): Remove
14237 addresses_taken member.
14238 (gimple_ior_addresses_taken): Declare.
14239 (gimple_addresses_taken, gimple_addresses_taken_ptr,
14240 gimple_set_addresses_taken): Remove.
14241 * ipa-reference.c (mark_address): New function.
14242 (scan_stmt_for_static_refs): Use it for marking addresses taken.
14243 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
14244 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
14245 (gimple_add_to_addresses_taken): Remove.
14246 (get_tmr_operands): Call mark_address_taken.
14247 (get_asm_expr_operands): Likewise.
14248 (get_expr_operands): Likewise.
14249 (build_ssa_operands): Do not clear the addresses_taken bitmap.
14250 (free_stmt_operands): Do not free it.
14251 * tree-ssa.c (delete_tree_ssa): Likewise.
14252 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
14254 2009-04-16 Richard Guenther <rguenther@suse.de>
14256 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
14257 (walk_stmt_load_store_ops): Likewise.
14258 * gimple.c (get_base_loadstore): New function.
14259 (walk_stmt_load_store_addr_ops): Likewise.
14260 (walk_stmt_load_store_ops): Likewise.
14261 * ipa-pure-const.c (check_op): Simplify.
14262 (check_load, check_store): New functions.
14263 (check_stmt): Use walk_stmt_load_store_ops.
14264 * ipa-reference.c (mark_load): Adjust signature.
14265 (mark_store): Likewise.
14266 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
14268 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14270 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
14271 (plugin_info): New.
14272 * opts.c (common_handle_option): Don't call print_version.
14273 * plugin.c (plugin_name_args): Add version.
14274 (register_plugin_info): New.
14275 (register_callback): Handle PLUGIN_INFO.
14276 (try_init_one_plugin): New.
14277 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
14279 (finalize_one_plugin): New.
14280 (finalize_plugins): New.
14281 (print_one_plugin): New.
14282 (print_plugins_versions): New.
14283 * plugin.h (print_plugins_versions): New.
14284 (finalize_plugins): New.
14285 * toplev.c (compile_file): Don't call initialize_plugins.
14286 (print_version): Call print_plugins_versions.
14287 (toplev_main): Call initialize_plugins. Print version if needed.
14288 Call finalize_plugins.
14290 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
14292 * common.opt (fversion): New.
14293 * gcc.c (print_version): New.
14294 (process_command): Don't print the version. Just set print_version.
14295 (main): Print version. Call subprocesses if print_version and
14296 verbose_flag are set.
14297 * opts.c (common_handle_option): Handle OPT_fversion.
14299 2009-04-16 Richard Guenther <rguenther@suse.de>
14300 Ira Rosen <irar@il.ibm.com>
14302 PR tree-optimization/39698
14303 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
14304 type of the reduction variable. Only generate the def if
14307 * omp-low.c (expand_omp_for_generic): When converting to a pointer
14308 make sure to first convert to an integer of the same precision.
14309 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
14310 the type of the evolution correctly in computing the new
14311 induction variable base.
14313 2009-04-16 Richard Guenther <rguenther@suse.de>
14315 PR middle-end/39625
14316 * tree-cfg.c (make_blocks): Split statements with to-be
14317 abnormal SSA names on the lhs.
14319 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
14321 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
14322 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
14323 * c-typeck.c (really_start_incremental_init): Likewise.
14324 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
14325 (TARGET_INITIALIZER): Remove it.
14326 * target.h (struct target): Remove vector_opaque_p.
14327 * tree.c (build_opaque_vector_type): New.
14328 * tree.h (TYPE_VECTOR_OPAQUE): New.
14329 (build_opaque_vector_type): Declare.
14330 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
14331 * config/rs6000/rs6000.c (build_opaque_vector_type,
14332 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
14333 (rs6000_init_builtins): Use build_opaque_vector_type for
14334 opaque_V4SI_type_node.
14336 2009-04-15 Catherine Moore <clm@codesourcery.com>
14338 * debug.h (set_name): Declare.
14339 * dwarf2out.c (dwarf2out_set_name): Declare.
14340 (dwarf2_debug_hooks): Add set_name.
14341 (find_AT_string): New.
14342 (add_AT_string): Call find_AT_string.
14343 (dwarf2out_set_name): New.
14344 * cp/decl.c (grokdeclarator): Call set_name.
14345 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
14346 * debug.c (do_nothing_debug_hooks): Likewise.
14347 * dbxout.c (dbx_debug_hooks): Likewise.
14348 * sdbout.c (sdb_debug_hooks): Likewise.
14350 2009-04-15 Michael Eager <eager@eagercon.com>
14352 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
14353 reg for single-precision FPU.
14354 * config/rs6000/rs6000.md (movsi_internal1): Only for
14355 !TARGET_SINGLE_FPU.
14356 (movsi_internal1_single): New. Add pattern to move SI values to/from
14357 single-precision FP regs.
14359 2009-04-15 Richard Guenther <rguenther@suse.de>
14361 * omp-low.c (lower_rec_input_clauses): Build correct address
14363 (expand_omp_for_generic): Fix multiplication type.
14364 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
14365 (generate_memset_zero): Fix types.
14366 * tree-profile.c (prepare_instrumented_value): Correctly
14369 2009-04-15 Ian Lance Taylor <iant@google.com>
14371 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
14372 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
14373 for -Wall and for -Wc++-compat.
14374 (c_common_post_options): For C++, set warn_enum_compare if not
14376 * c-tree.h (struct c_expr): Add field original_type.
14377 (build_external_ref): Update declaration.
14378 * c-parser.c (c_parser_braced_init): Set original_type.
14379 (c_parser_initelt): Likewise.
14380 (c_parser_expr_no_commas): Likewise.
14381 (c_parser_conditional_expression): Likewise.
14382 (c_parser_cast_expression): Likewise.
14383 (c_parser_unary_expression): Likewise. Pull setting of
14384 original_code to top of function.
14385 (c_parser_sizeof_expression): Set original_type.
14386 (c_parser_alignof_expression): Likewise.
14387 (c_parser_postfix_expression): Likewise. Pull setting of
14388 original_code to top of function.
14389 (c_parser_postfix_expression_after_paren_type): Set original_type.
14390 (c_parser_postfix_expression_after_primary): Likewise.
14391 (c_parser_expression): Likewise.
14392 * c-typeck.c (build_external_ref): Add type parameter. Change all
14394 (c_expr_sizeof_expr): Set original_type field.
14395 (parser_build_unary_op): Likewise.
14396 (parser_build_binary_op): Likewise. Optionally warn about
14397 comparisons of enums of different types.
14398 (digest_init): Set original_type field.
14399 (really_start_incremental_init): Likewise.
14400 (push_init_level, pop_init_level): Likewise.
14401 * doc/invoke.texi (Warning Options): -Wenum-compare now
14404 2009-04-15 Richard Guenther <rguenther@suse.de>
14406 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
14407 out a necessary conversion.
14408 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
14409 names we didn't value number.
14410 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
14412 2009-04-15 Richard Guenther <rguenther@suse.de>
14414 PR tree-optimization/39764
14415 * tree-ssa-ccp.c (get_value): Canonicalize value with
14416 canonicalize_float_value.
14418 2009-04-15 Jan Hubicka <jh@suse.cz>
14420 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
14421 Wrong version of patch.
14423 2009-04-15 Jan Hubicka <jh@suse.cz>
14425 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
14427 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
14429 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
14430 our distinct integral and vector types.
14432 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
14434 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
14435 * init.c (build_vtbl_address): Remove call to assemble_external.
14437 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
14439 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
14440 output for other floating point modes.
14442 2009-04-14 Diego Novillo <dnovillo@google.com>
14444 * diagnostic.c (diagnostic_report_diagnostic): Do not
14445 warn about loaded plugins for DK_ERROR and DK_WARNING.
14446 * c-decl.c (declspecs_add_type): Move call to
14447 invoke_plugin_callbacks ...
14448 * c-parser.c (c_parser_declspecs): ... here.
14449 * plugin.c (dump_active_plugins): Tidy output.
14451 2009-04-14 Diego Novillo <dnovillo@google.com>
14452 Le-Chun Wu <lcwu@google.com>
14454 * configure.ac: Add --enable-plugin support.
14455 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
14456 * Makefile.in (PLUGIN_H): Define.
14457 Export ENABLE_PLUGIN and GMPINC to site.exp.
14458 Add PLUGINLIBS to link command.
14459 Add/modify dependencies for plugin.o and files including plugin.h.
14461 * config.in: Regenerate.
14463 * opts.c (common_handle_option): Handle OPT_fplugin_ and
14466 2009-04-14 Le-Chun Wu <lcwu@google.com>
14468 * tree-pass.h (register_one_dump_file): Add a prototype for
14469 register_one_dump_file.
14470 * toplev.c (compile_file): Call initialize_plugins.
14471 (do_compile): Call invoke_plugin_callbacks.
14472 (toplev_main): Call invoke_plugin_callbacks.
14473 * common.opt: Add -fplugin= and -fplugin-arg-.
14474 * gcc-plugin.h: New public header file for plugins to include.
14475 * plugin.c: New source file.
14476 * plugin.h: New internal header file.
14477 * passes.c (register_one_dump_file): Make it external.
14479 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
14481 2009-04-14 Diego Novillo <dnovillo@google.com>
14483 * doc/plugins.texi: New.
14484 * doc/gccint.texi: Add reference to Plugins chapter.
14485 * doc/invoke.texi: Document -fplugin and -fplugin-arg
14486 * diagnostic.c (diagnostic_report_diagnostic): Warn about
14487 loaded plugins, if any.
14488 * timevar.def (TV_PLUGIN_INIT): Define.
14489 (TV_PLUGIN_RUN): Define.
14490 * plugin.c: Include timevar.h
14491 (plugins_active_p): New.
14492 (dump_active_plugins): New.
14493 (debug_active_plugins): New.
14495 2009-04-14 Joseph Myers <joseph@codesourcery.com>
14497 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
14499 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
14501 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
14503 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
14504 the same as a minus without a shift.
14506 2009-04-14 Nick Clifton <nickc@redhat.com>
14508 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
14509 comparisons with small integers will always produce a short
14512 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
14515 2008-12-19 Diego Novillo <dnovillo@google.com>
14517 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
14519 2009-04-14 Richard Guenther <rguenther@suse.de>
14521 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
14523 (verify_gimple_assign_binary): Likewise. Handle shifts and
14525 (verify_gimple_phi): Print the mismatched argument position.
14526 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
14528 (vect_update_init_of_dr): Likewise.
14529 * matrix-reorg.c (transform_access_sites): Do what the
14531 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
14533 2009-04-13 Michael Eager <eager@eagercon.com>
14535 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
14536 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
14537 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
14538 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
14539 remove duplicate config
14541 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14543 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
14544 file_name:line_number type locator of the call site.
14546 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
14548 * genautomata.c: Put blank after comma.
14549 (automaton_decls): New.
14550 (struct unit_usage): Add comments to member next.
14551 (store_alt_unit_usage): Keep the list ordered.
14552 (unit_present_on_list_p, equal_alternatives_p): New.
14553 (check_regexp_units_distribution): Check units distribution
14554 correctness correctly.
14555 (main): Don't write automata if error is found. Return correct
14558 * config/m68k/cf.md (cfv4_ds): Remove.
14559 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
14560 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
14562 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
14563 power4-load-ext, power4-store, power4-store-update,
14564 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
14565 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
14566 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
14567 power4-sqrt, power4-isync): Modify reservation to make correct
14568 unit distribution to automata.
14570 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
14571 power5-store-update, power5-two, power5-three, power5-lmul,
14572 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
14574 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
14576 * except.c (pass_set_nothrow_function_flags): Set name and add
14578 (set_nothrow_function_flags): Mention in the dump file when
14579 changing a function to nothrow.
14581 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
14584 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
14585 instead of unsigned long.
14587 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14589 * config/arm/arm.c (return_used_this_function): Remove.
14590 (arm_output_function_prologue): Remove use of
14591 return_used_this_function.
14592 (output_return_instruction): Replace use of
14593 return_used_this_function
14594 by cfun->machine->return_used_this_function.
14595 (arm_output_epilogue): Likewise.
14596 (arm_output_function_epilogue): Likewise.
14597 (thumb_unexpanded_epilogue): Likewise.
14598 * config/arm/arm.h (struct machine_function):
14599 New member return_used_this_function.
14601 2009-04-12 Mark Mitchell <mark@codesourcery.com>
14603 * doc/install.texi: Correct description of default directory for
14604 --with-gxx-include-dir.
14606 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
14608 * fold-const.c (build_range_check): Properly deal with enumeral and
14609 boolean base types.
14611 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
14613 * doc/invoke.texi (max_gcse_passes): Remove documentation.
14614 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
14615 * params.h (MAX_GCSE_PASSES): Remove.
14616 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
14617 in sequence. Remove ability to run multiple passes.
14618 (bypass_jumps): Report run as third CPROP pass.
14620 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
14622 PR middle-end/39651
14623 * except.c (can_throw_external): Look at each insn in a SEQUENCE
14624 when deciding whether the whole SEQUENCE can throw.
14626 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
14629 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
14630 offseted label references.
14632 2009-04-11 Jan Hubicka <jh@suse.cz>
14634 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
14636 2009-04-11 Richard Guenther <rguenther@suse.de>
14638 PR middle-end/39732
14639 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
14640 return variables as TREE_ADDRESSABLE.
14642 2009-04-11 Richard Guenther <rguenther@suse.de>
14644 PR tree-optimization/39713
14645 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
14646 reference trees have SSA_NAME operands.
14648 2009-04-11 Richard Guenther <rguenther@suse.de>
14651 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
14652 address expressions.
14654 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
14656 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
14657 match changes in Cygwin 1.7
14658 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
14659 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
14661 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14663 PR tree-optimization/39701
14664 * doc/invoke.texi (Optimization Options): Document change in
14665 meaning and initialization of -fdelete-null-pointer-checks.
14667 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14669 PR middle-end/39701
14670 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
14672 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
14675 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
14677 2009-04-10 Chao-ying Fu <fu@mips.com>
14679 * doc/tm.texi (Instruction Output): Document
14680 TARGET_ASM_FINAL_POSTSCAN_INSN.
14681 * target.h (final_postscan_insn): New field in asm_out.
14682 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14683 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
14684 * final.c (final_scan_insn): Call
14685 targetm.asm_out.final_postscan_insn after outputting
14686 an asm macro and a normal instruction.
14688 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
14689 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
14690 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
14691 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
14692 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
14694 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
14696 PR middle-end/39701
14697 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
14698 variables as non-NULL even with -fdelete-null-pointer-checks.
14700 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
14702 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
14704 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
14707 * config/i386/i386.c (classify_argument): Handle SCmode with
14708 (bit_offset % 64) != 0.
14710 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
14712 * doc/invoke.texi (Optimize Options): Add cross-reference to
14713 -Q --help=optimizers examples.
14715 2009-04-10 Ben Elliston <bje@au.ibm.com>
14718 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
14719 regalign for the reg == fpr and TDmode case.
14721 2009-04-09 David Ayers <ayers@fsfe.org>
14724 * objc/objc-act.c (warn_with_method): Remove helper function.
14725 (check_duplicates): Call warning and inform directly.
14726 (really_start_method): Likewise.
14728 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
14730 * expmed.c (expand_divmod): Always use a comparison for a division
14731 by a large unsigned integer.
14733 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
14734 for things others than variables or functions as nonzero.
14736 2009-04-09 Nick Clifton <nickc@redhat.com>
14738 * unwind-compat.c: Change copyright header to refer to version
14739 3 of the GNU General Public License with version 3.1 of the
14740 GCC Runtime Library Exception and to point readers at the
14741 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
14742 * config/alpha/crtfastmath.c: Likewise.
14743 * config/alpha/linux-unwind.h: Likewise.
14744 * config/alpha/qrnnd.asm: Likewise.
14745 * config/alpha/vms-crt0-64.c: Likewise.
14746 * config/alpha/vms-crt0.c: Likewise.
14747 * config/alpha/vms-dwarf2.asm: Likewise.
14748 * config/alpha/vms-dwarf2eh.asm: Likewise.
14749 * config/alpha/vms-psxcrt0-64.c: Likewise.
14750 * config/alpha/vms-psxcrt0.c: Likewise.
14751 * config/alpha/vms_tramp.asm: Likewise.
14752 * config/arc/initfini.c: Likewise.
14753 * config/arc/lib1funcs.asm: Likewise.
14754 * config/arm/bpabi-v6m.S: Likewise.
14755 * config/arm/bpabi.S: Likewise.
14756 * config/arm/bpabi.c: Likewise.
14757 * config/arm/crti.asm: Likewise.
14758 * config/arm/crtn.asm: Likewise.
14759 * config/arm/ieee754-df.S: Likewise.
14760 * config/arm/ieee754-sf.S: Likewise.
14761 * config/arm/lib1funcs.asm: Likewise.
14762 * config/arm/libunwind.S: Likewise.
14763 * config/arm/linux-atomic.c: Likewise.
14764 * config/arm/mmintrin.h: Likewise.
14765 * config/arm/pr-support.c: Likewise.
14766 * config/arm/unaligned-funcs.c: Likewise.
14767 * config/arm/unwind-arm.c: Likewise.
14768 * config/arm/unwind-arm.h: Likewise.
14769 * config/avr/libgcc.S: Likewise.
14770 * config/bfin/crti.s: Likewise.
14771 * config/bfin/crtlibid.s: Likewise.
14772 * config/bfin/crtn.s: Likewise.
14773 * config/bfin/lib1funcs.asm: Likewise.
14774 * config/bfin/linux-unwind.h: Likewise.
14775 * config/cris/arit.c: Likewise.
14776 * config/cris/cris_abi_symbol.c: Likewise.
14777 * config/darwin-64.c: Likewise.
14778 * config/darwin-crt2.c: Likewise.
14779 * config/darwin-crt3.c: Likewise.
14780 * config/darwin.h: Likewise.
14781 * config/dbxelf.h: Likewise.
14782 * config/dfp-bit.c: Likewise.
14783 * config/dfp-bit.h: Likewise.
14784 * config/elfos.h: Likewise.
14785 * config/fixed-bit.c: Likewise.
14786 * config/fixed-bit.h: Likewise.
14787 * config/fp-bit.c: Likewise.
14788 * config/fp-bit.h: Likewise.
14789 * config/fr30/crti.asm: Likewise.
14790 * config/fr30/crtn.asm: Likewise.
14791 * config/fr30/lib1funcs.asm: Likewise.
14792 * config/freebsd-spec.h: Likewise.
14793 * config/frv/cmovd.c: Likewise.
14794 * config/frv/cmovh.c: Likewise.
14795 * config/frv/cmovw.c: Likewise.
14796 * config/frv/frvbegin.c: Likewise.
14797 * config/frv/frvend.c: Likewise.
14798 * config/frv/lib1funcs.asm: Likewise.
14799 * config/glibc-stdint.h: Likewise.
14800 * config/h8300/clzhi2.c: Likewise.
14801 * config/h8300/crti.asm: Likewise.
14802 * config/h8300/crtn.asm: Likewise.
14803 * config/h8300/ctzhi2.c: Likewise.
14804 * config/h8300/fixunssfsi.c: Likewise.
14805 * config/h8300/lib1funcs.asm: Likewise.
14806 * config/h8300/parityhi2.c: Likewise.
14807 * config/h8300/popcounthi2.c: Likewise.
14808 * config/i386/ammintrin.h: Likewise.
14809 * config/i386/att.h: Likewise.
14810 * config/i386/avxintrin.h: Likewise.
14811 * config/i386/biarch64.h: Likewise.
14812 * config/i386/bmmintrin.h: Likewise.
14813 * config/i386/cpuid.h: Likewise.
14814 * config/i386/cross-stdarg.h: Likewise.
14815 * config/i386/crtfastmath.c: Likewise.
14816 * config/i386/crtprec.c: Likewise.
14817 * config/i386/cygming-crtbegin.c: Likewise.
14818 * config/i386/cygming-crtend.c: Likewise.
14819 * config/i386/cygwin.asm: Likewise.
14820 * config/i386/emmintrin.h: Likewise.
14821 * config/i386/gmm_malloc.h: Likewise.
14822 * config/i386/gthr-win32.c: Likewise.
14823 * config/i386/i386.h: Likewise.
14824 * config/i386/immintrin.h: Likewise.
14825 * config/i386/linux-unwind.h: Likewise.
14826 * config/i386/linux64.h: Likewise.
14827 * config/i386/mm3dnow.h: Likewise.
14828 * config/i386/mmintrin-common.h: Likewise.
14829 * config/i386/mmintrin.h: Likewise.
14830 * config/i386/nmmintrin.h: Likewise.
14831 * config/i386/pmm_malloc.h: Likewise.
14832 * config/i386/pmmintrin.h: Likewise.
14833 * config/i386/smmintrin.h: Likewise.
14834 * config/i386/sol2-c1.asm: Likewise.
14835 * config/i386/sol2-ci.asm: Likewise.
14836 * config/i386/sol2-cn.asm: Likewise.
14837 * config/i386/sol2-gc1.asm: Likewise.
14838 * config/i386/tmmintrin.h: Likewise.
14839 * config/i386/unix.h: Likewise.
14840 * config/i386/w32-unwind.h: Likewise.
14841 * config/i386/wmmintrin.h: Likewise.
14842 * config/i386/x86-64.h: Likewise.
14843 * config/i386/x86intrin.h: Likewise.
14844 * config/i386/xmmintrin.h: Likewise.
14845 * config/ia64/crtbegin.asm: Likewise.
14846 * config/ia64/crtend.asm: Likewise.
14847 * config/ia64/crtfastmath.c: Likewise.
14848 * config/ia64/crti.asm: Likewise.
14849 * config/ia64/crtn.asm: Likewise.
14850 * config/ia64/fde-glibc.c: Likewise.
14851 * config/ia64/lib1funcs.asm: Likewise.
14852 * config/ia64/linux-unwind.h: Likewise.
14853 * config/ia64/quadlib.c: Likewise.
14854 * config/ia64/unwind-ia64.c: Likewise.
14855 * config/linux.h: Likewise.
14856 * config/m32c/m32c-lib1.S: Likewise.
14857 * config/m32c/m32c-lib2-trapv.c: Likewise.
14858 * config/m32c/m32c-lib2.c: Likewise.
14859 * config/m32r/initfini.c: Likewise.
14860 * config/m68hc11/larith.asm: Likewise.
14861 * config/m68hc11/m68hc11-crt0.S: Likewise.
14862 * config/m68k/cf.md: Likewise.
14863 * config/m68k/crti.s: Likewise.
14864 * config/m68k/crtn.s: Likewise.
14865 * config/m68k/lb1sf68.asm: Likewise.
14866 * config/m68k/linux-unwind.h: Likewise.
14867 * config/mcore/crti.asm: Likewise.
14868 * config/mcore/crtn.asm: Likewise.
14869 * config/mcore/lib1.asm: Likewise.
14870 * config/mips/linux-unwind.h: Likewise.
14871 * config/mips/loongson.h: Likewise.
14872 * config/mips/mips16.S: Likewise.
14873 * config/mmix/crti.asm: Likewise.
14874 * config/mmix/crtn.asm: Likewise.
14875 * config/pa/fptr.c: Likewise.
14876 * config/pa/hpux-unwind.h: Likewise.
14877 * config/pa/lib2funcs.asm: Likewise.
14878 * config/pa/linux-atomic.c: Likewise.
14879 * config/pa/linux-unwind.h: Likewise.
14880 * config/pa/milli64.S: Likewise.
14881 * config/pa/quadlib.c: Likewise.
14882 * config/pa/stublib.c: Likewise.
14883 * config/picochip/libgccExtras/adddi3.asm: Likewise.
14884 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
14885 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
14886 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
14887 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
14888 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
14889 * config/picochip/libgccExtras/divmod15.asm: Likewise.
14890 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
14891 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
14892 * config/picochip/libgccExtras/longjmp.asm: Likewise.
14893 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
14894 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
14895 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
14896 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
14897 * config/picochip/libgccExtras/setjmp.asm: Likewise.
14898 * config/picochip/libgccExtras/subdi3.asm: Likewise.
14899 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
14900 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
14901 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
14902 * config/rs6000/750cl.h: Likewise.
14903 * config/rs6000/altivec.h: Likewise.
14904 * config/rs6000/biarch64.h: Likewise.
14905 * config/rs6000/crtresfpr.asm: Likewise.
14906 * config/rs6000/crtresgpr.asm: Likewise.
14907 * config/rs6000/crtresxfpr.asm: Likewise.
14908 * config/rs6000/crtresxgpr.asm: Likewise.
14909 * config/rs6000/crtsavfpr.asm: Likewise.
14910 * config/rs6000/crtsavgpr.asm: Likewise.
14911 * config/rs6000/darwin-asm.h: Likewise.
14912 * config/rs6000/darwin-fallback.c: Likewise.
14913 * config/rs6000/darwin-fpsave.asm: Likewise.
14914 * config/rs6000/darwin-ldouble.c: Likewise.
14915 * config/rs6000/darwin-tramp.asm: Likewise.
14916 * config/rs6000/darwin-unwind.h: Likewise.
14917 * config/rs6000/darwin-vecsave.asm: Likewise.
14918 * config/rs6000/darwin-world.asm: Likewise.
14919 * config/rs6000/e500crtres32gpr.asm: Likewise.
14920 * config/rs6000/e500crtres64gpr.asm: Likewise.
14921 * config/rs6000/e500crtres64gprctr.asm: Likewise.
14922 * config/rs6000/e500crtrest32gpr.asm: Likewise.
14923 * config/rs6000/e500crtrest64gpr.asm: Likewise.
14924 * config/rs6000/e500crtresx32gpr.asm: Likewise.
14925 * config/rs6000/e500crtresx64gpr.asm: Likewise.
14926 * config/rs6000/e500crtsav32gpr.asm: Likewise.
14927 * config/rs6000/e500crtsav64gpr.asm: Likewise.
14928 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
14929 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
14930 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
14931 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
14932 * config/rs6000/eabi-ci.asm: Likewise.
14933 * config/rs6000/eabi-cn.asm: Likewise.
14934 * config/rs6000/eabi.asm: Likewise.
14935 * config/rs6000/linux-unwind.h: Likewise.
14936 * config/rs6000/linux64.h: Likewise.
14937 * config/rs6000/paired.h: Likewise.
14938 * config/rs6000/paired.md: Likewise.
14939 * config/rs6000/ppc64-fp.c: Likewise.
14940 * config/rs6000/ppu_intrinsics.h: Likewise.
14941 * config/rs6000/rs6000.h: Likewise.
14942 * config/rs6000/si2vmx.h: Likewise.
14943 * config/rs6000/sol-ci.asm: Likewise.
14944 * config/rs6000/sol-cn.asm: Likewise.
14945 * config/rs6000/spe.h: Likewise.
14946 * config/rs6000/spu2vmx.h: Likewise.
14947 * config/rs6000/sysv4.h: Likewise.
14948 * config/rs6000/tramp.asm: Likewise.
14949 * config/rs6000/vec_types.h: Likewise.
14950 * config/s390/linux-unwind.h: Likewise.
14951 * config/s390/tpf-unwind.h: Likewise.
14952 * config/score/crti.asm: Likewise.
14953 * config/score/crtn.asm: Likewise.
14954 * config/sh/crt1.asm: Likewise.
14955 * config/sh/crti.asm: Likewise.
14956 * config/sh/crtn.asm: Likewise.
14957 * config/sh/divtab-sh4-300.c: Likewise.
14958 * config/sh/divtab-sh4.c: Likewise.
14959 * config/sh/divtab.c: Likewise.
14960 * config/sh/lib1funcs-4-300.asm: Likewise.
14961 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
14962 * config/sh/lib1funcs.asm: Likewise.
14963 * config/sh/lib1funcs.h: Likewise.
14964 * config/sh/linux-atomic.asm: Likewise.
14965 * config/sh/linux-unwind.h: Likewise.
14966 * config/sh/shmedia.h: Likewise.
14967 * config/sh/sshmedia.h: Likewise.
14968 * config/sh/ushmedia.h: Likewise.
14969 * config/sparc/crtfastmath.c: Likewise.
14970 * config/sparc/linux-unwind.h: Likewise.
14971 * config/sparc/sol2-c1.asm: Likewise.
14972 * config/sparc/sol2-ci.asm: Likewise.
14973 * config/sparc/sol2-cn.asm: Likewise.
14974 * config/spu/divmodti4.c: Likewise.
14975 * config/spu/divv2df3.c: Likewise.
14976 * config/spu/float_disf.c: Likewise.
14977 * config/spu/float_unsdidf.c: Likewise.
14978 * config/spu/float_unsdisf.c: Likewise.
14979 * config/spu/float_unssidf.c: Likewise.
14980 * config/spu/mfc_multi_tag_release.c: Likewise.
14981 * config/spu/mfc_multi_tag_reserve.c: Likewise.
14982 * config/spu/mfc_tag_release.c: Likewise.
14983 * config/spu/mfc_tag_reserve.c: Likewise.
14984 * config/spu/mfc_tag_table.c: Likewise.
14985 * config/spu/multi3.c: Likewise.
14986 * config/spu/spu_internals.h: Likewise.
14987 * config/spu/spu_intrinsics.h: Likewise.
14988 * config/spu/spu_mfcio.h: Likewise.
14989 * config/spu/vec_types.h: Likewise.
14990 * config/spu/vmx2spu.h: Likewise.
14991 * config/stormy16/stormy16-lib2.c: Likewise.
14992 * config/svr4.h: Likewise.
14993 * config/sync.c: Likewise.
14994 * config/v850/lib1funcs.asm: Likewise.
14995 * config/vxlib-tls.c: Likewise.
14996 * config/vxlib.c: Likewise.
14997 * config/vxworks-dummy.h: Likewise.
14998 * config/xtensa/crti.asm: Likewise.
14999 * config/xtensa/crtn.asm: Likewise.
15000 * config/xtensa/ieee754-df.S: Likewise.
15001 * config/xtensa/ieee754-sf.S: Likewise.
15002 * config/xtensa/lib1funcs.asm: Likewise.
15003 * config/xtensa/lib2funcs.S: Likewise.
15004 * config/xtensa/linux-unwind.h: Likewise.
15005 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
15006 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
15007 * coretypes.h: Likewise.
15008 * crtstuff.c: Likewise.
15009 * defaults.h: Likewise.
15010 * dwarf2.h: Likewise.
15011 * emutls.c: Likewise.
15012 * gbl-ctors.h: Likewise.
15013 * gcov-io.h: Likewise.
15014 * ginclude/float.h: Likewise.
15015 * ginclude/iso646.h: Likewise.
15016 * ginclude/stdarg.h: Likewise.
15017 * ginclude/stdbool.h: Likewise.
15018 * ginclude/stddef.h: Likewise.
15019 * ginclude/stdfix.h: Likewise.
15020 * ginclude/stdint-gcc.h: Likewise.
15021 * ginclude/tgmath.h: Likewise.
15022 * gthr-aix.h: Likewise.
15023 * gthr-dce.h: Likewise.
15024 * gthr-gnat.c: Likewise.
15025 * gthr-gnat.h: Likewise.
15026 * gthr-lynx.h: Likewise.
15027 * gthr-mipssde.h: Likewise.
15028 * gthr-nks.h: Likewise.
15029 * gthr-posix.c: Likewise.
15030 * gthr-posix.h: Likewise.
15031 * gthr-posix95.h: Likewise.
15032 * gthr-rtems.h: Likewise.
15033 * gthr-single.h: Likewise.
15034 * gthr-solaris.h: Likewise.
15035 * gthr-tpf.h: Likewise.
15036 * gthr-vxworks.h: Likewise.
15037 * gthr-win32.h: Likewise.
15038 * gthr.h: Likewise.
15039 * libgcc2.c: Likewise.
15040 * libgcc2.h: Likewise.
15041 * libgcov.c: Likewise.
15042 * tsystem.h: Likewise.
15043 * typeclass.h: Likewise.
15044 * unwind-c.c: Likewise.
15045 * unwind-compat.h: Likewise.
15046 * unwind-dw2-fde-compat.c: Likewise.
15047 * unwind-dw2-fde-darwin.c: Likewise.
15048 * unwind-dw2-fde-glibc.c: Likewise.
15049 * unwind-dw2-fde.c: Likewise.
15050 * unwind-dw2-fde.h: Likewise.
15051 * unwind-dw2.c: Likewise.
15052 * unwind-dw2.h: Likewise.
15053 * unwind-generic.h: Likewise.
15054 * unwind-pe.h: Likewise.
15055 * unwind-sjlj.c: Likewise.
15056 * unwind.inc: Likewise.
15057 * config/arm/neon-gen.ml: Change generated copyright header to
15058 refer to version 3 of the GNU General Public License with
15059 version 3.1 of the GCC Runtime Library Exception and to point
15060 readers at the COPYING3 and COPYING3.RUNTIME files and the
15061 FSF's license web page.
15062 * config/arm/arm_neon.h: Regenerate.
15064 2009-04-09 Jakub Jelinek <jakub@redhat.com>
15066 * config/cris/cris.md: Change copyright header to refer to version
15067 3 of the GNU General Public License.
15068 * doc/install.texi2html: Change copyright header to refer to version
15069 3 of the GNU General Public License and to point readers at the
15070 COPYING3 file and the FSF's license web page.
15071 * config/vax/linux.h: Likewise.
15073 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
15075 * config/i386/i386.md (cmpcc): New.
15076 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
15077 (sync_compare_and_swap_cc*): Delete.
15079 * config/s390/s390.c (s390_compare_emitted): Remove.
15080 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
15081 s390_compare_emitted used to be handled. Assert that modes match.
15082 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
15083 refer to sync_compare_and_swap_ccsi.
15084 * config/s390/s390.h (s390_compare_emitted): Remove.
15085 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
15086 instead of s390_compare_emitted.
15087 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
15088 instead of s390_compare_emitted.
15089 * config/s390/s390.md (cmpcc): New.
15090 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
15091 CC_REGNUM, do not pretend it's set.
15092 (sync_compare_and_swap_cc*): Delete.
15093 * config/s390/predicates.md (cc_reg_operand): New.
15095 * expr.c (sync_compare_and_swap_cc): Delete.
15096 * optabs.h (sync_compare_and_swap_cc): Delete.
15097 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
15098 is being used with can_compare_p.
15099 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
15100 (find_cc_set): New.
15101 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
15102 look for a MODE_CC set instead. Use emit_store_flag.
15103 (expand_compare_and_swap_loop): Likewise, with some additional
15104 complication to avoid a force_reg when useless. Use
15105 emit_cmp_and_jump_insns.
15106 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
15107 * doc/md.texi (sync_compare_and_swap_cc): Merge with
15108 sync_compare_and_swap documentation.
15110 2009-04-09 Jan Hubicka <jh@suse.cz>
15112 * except.c (find_prev_try): Break out from ....
15113 (duplicate_eh_regions): ... here; properly update prev_try pointers
15114 when duplication part of tree.
15115 (dump_eh_tree): Improve dumping.
15116 (verify_eh_region): New.
15117 (verify_eh_tree): Use it.
15119 2009-04-06 Richard Guenther <rguenther@suse.de>
15121 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
15122 &ARRAY addresses by adjusting their types and prepending
15124 * tree-cfg.c (verify_gimple_assign_single): Verify that
15125 addresses are correct.
15127 2009-04-09 Richard Guenther <rguenther@suse.de>
15129 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
15130 indices into an array reference if possible.
15131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
15132 Fold POINTER_PLUS_EXPR statements with invariant address.
15134 2009-04-09 Alan Modra <amodra@bigpond.net.au>
15137 * config.gcc (powerpc64-*-linux*): Always build biarch.
15139 2009-04-09 Joseph Myers <joseph@codesourcery.com>
15142 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
15143 it and pedwarn if this results in an INTEGER_CST.
15145 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15147 * doc/install.texi: Update minimum GMP version. Remove obsolete
15148 text in MPFR section.
15150 2009-04-08 Jakub Jelinek <jakub@redhat.com>
15152 * dwarf2out.c (class_scope_p): New static inline.
15153 (class_or_namespace_scope_p): Use it.
15154 (gen_variable_die): Use DW_TAG_member tag for static data member
15155 declarations instead of DW_TAG_variable.
15157 PR middle-end/39573
15158 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
15161 2009-04-08 Richard Guenther <rguenther@suse.de>
15163 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
15164 valueize random data.
15166 2009-04-08 David Edelsohn <edelsohn@gnu.org>
15168 * config.gcc (aix tm_file): Add aix-stdint.h.
15169 (aix tm clause use_gcc_stdint): Set to wrap.
15170 * config/rs6000/aix-stdint.h: New file.
15172 2009-04-08 Richard Guenther <rguenther@suse.de>
15174 PR middle-end/36291
15175 * tree-dfa.c (add_referenced_var): Do not recurse into
15176 global initializers.
15177 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
15179 (fold_const_aggregate_ref): Likewise.
15181 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15183 * recog.c (ordered_comparison_operator): New.
15184 * gensupport.c (std_preds): Add it.
15185 * doc/md.texi (Machine-Independent Predicates): Document it.
15187 2009-04-08 Jan Hubicka <jh@suse.cz>
15189 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
15190 * function.h (rtl_eh): Remove exception_handler_label_map.
15191 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
15192 remove_exception_handler_label, for_each_eh_label_1): Remove.
15193 (rtl_remove_unreachable_regions): Remove.
15194 (convert_from_eh_region_ranges): Do not remove unreachable regions.
15195 (find_exception_handler_labels): Don't build the hashtable.
15196 (maybe_remove_eh_handler): Remove.
15197 (for_each_eh_label): Rewrite to walk the tree.
15198 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
15199 * except.h (maybe_remove_eh_handler): Remove.
15200 * passes.c (init_optimization_passes): Schedule second EH cleanup
15202 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
15203 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
15205 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
15207 * genoutput.c (validate_optab_operands): New.
15208 (gen_insn, gen_expand): Call it.
15210 * genflags.c (gen_insn): Detect misused iterators.
15211 (main): Pass line_no to gen_insn, exit with status 1 on error.
15213 * genextract.c (line_no): Make global.
15214 (VEC_safe_set_locstr): Change assertion to error message.
15215 (main): Exit with status 1 on error.
15217 2009-04-08 Joseph Myers <joseph@codesourcery.com>
15221 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
15222 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
15223 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
15224 * c-convert.c (convert): Do not call fold on results of conversion
15225 functions when the result is a C_MAYBE_CONST_EXPR.
15226 * c-parser.c (c_parser_postfix_expression): Do not fold condition
15227 of __builtin_choose_expr.
15228 * c-typeck.c (remove_c_maybe_const_expr): New.
15229 (build_unary_op, build_conditional_expr, build_compound_expr,
15230 build_binary_op, c_objc_common_truthvalue_conversion): Call
15231 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
15234 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
15236 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
15237 CODE to produce a new one. Add a prototype to use fold_convert_const
15239 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
15242 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
15243 mix declarations and code.
15245 2009-04-08 Ben Elliston <bje@au.ibm.com>
15247 * gcc.c: Replace `CC' with `GCC' throughout.
15249 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
15251 * doc/invoke.texi: Document Atom support.
15253 2009-04-07 Jason Merrill <jason@redhat.com>
15256 * c-common.h, c-common.c: Add flag_pretty_templates.
15257 * c-opts.c (c_common_handle_option): Set it.
15258 * c.opt: Add -fno-pretty-templates.
15259 * doc/invoke.texi (C++ Dialect Options): Likewise.
15261 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
15263 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
15264 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
15265 (ia64_expand_builtin): Likewise.
15267 2009-04-07 Martin Jambor <mjambor@suse.cz>
15269 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
15270 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
15271 ADDR_EXPRS are include too.
15273 2009-04-07 Richard Guenther <rguenther@suse.de>
15275 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
15276 decls are only used if passes as parameters or if they are
15277 local statics and the call is not to a builtin.
15278 (call_may_clobber_ref_p_1): Likewise.
15280 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15282 * expr.c (do_store_flag): Remove last argument. Simplify code
15283 to avoid duplication of tests already done by can_compare_p.
15284 (expand_expr_real_1): Adjust caller.
15286 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15288 * optabs.c (can_compare_p): Test the predicate of a
15289 cbranch and cstore pattern.
15291 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15293 * expr.c (convert_move): Use emit_store_flag instead of
15296 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
15298 * config/i386/i386.c (ix86_compare_emitted): Remove.
15299 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
15300 ix86_compare_op0 like ix86_compare_emitted used to be handled.
15301 * config/i386/i386.h (ix86_compare_emitted): Remove.
15302 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
15303 instead of ix86_compare_emitted.
15304 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
15306 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
15308 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
15309 Add t-sysroot-suffix to tmake_file.
15310 * config/print-sysroot-suffix.sh: New file.
15311 * config/t-sysroot-suffix: New file.
15313 2009-04-07 Ben Elliston <bje@au.ibm.com>
15315 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
15316 as the latter produces a warning when the target does not support
15319 2009-04-07 Ben Elliston <bje@au.ibm.com>
15321 * dfp.c: Replace type punning assignments with memcpy throughout.
15322 * Makefile.in (dfp.o-warn): Remove.
15324 2009-04-07 Alan Modra <amodra@bigpond.net.au>
15327 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
15328 Include soft-fp/t-softfp after rs6000/t-linux64.
15330 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
15332 * stor-layout.c (set_sizetype): Use the full precision of their
15333 machine mode for bitsize types.
15335 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
15337 * config/i386/i386.md: Revert 2 accidental checkins.
15339 2009-04-06 Joey Ye <joey.ye@intel.com>
15340 Xuepeng Guo <xuepeng.guo@intel.com>
15341 H.J. Lu <hongjiu.lu@intel.com>
15343 Atom pipeline model, tuning and insn selection.
15344 * config.gcc (atom): Add atom config options and target.
15346 * config/i386/atom.md: New.
15348 * config/i386/i386.c (atom_cost): New cost.
15349 (m_ATOM): New macro flag.
15350 (initial_ix86_tune_features): Set m_ATOM.
15351 (x86_accumulate_outgoing_args): Likewise.
15352 (x86_arch_always_fancy_math_387): Likewise.
15353 (processor_target): Add Atom cost.
15354 (cpu_names): Add Atom cpu name.
15355 (override_options): Set Atom ISA.
15356 (ix86_issue_rate): New case PROCESSOR_ATOM.
15357 (ix86_adjust_cost): Likewise.
15359 * config/i386/i386.h (TARGET_ATOM): New target macro.
15360 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
15361 (TARGET_OPT_AGU): New target option.
15362 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
15363 (processor_type): Add PROCESSOR_ATOM.
15365 * config/i386/i386.md (cpu): Add new value "atom".
15366 (use_carry, movu): New attr.
15367 (atom.md): Include atom.md.
15368 (adddi3_carry_rex64): Set attr "use_carry".
15369 (addqi3_carry): Likewise.
15370 (addhi3_carry): Likewise.
15371 (addsi3_carry): Likewise.
15372 (*addsi3_carry_zext): Likewise.
15373 (subdi3_carry_rex64): Likewise.
15374 (subqi3_carry): Likewise.
15375 (subhi3_carry): Likewise.
15376 (subsi3_carry): Likewise.
15377 (x86_movdicc_0_m1_rex64): Likewise.
15378 (*x86_movdicc_0_m1_se): Likewise.
15379 (x86_movsicc_0_m1): Likewise.
15380 (*x86_movsicc_0_m1_se): Likewise.
15381 (*adddi_1_rex64): Emit add insn as much as possible.
15382 (*addsi_1): Likewise.
15383 (return_internal): Set atom_unit.
15384 (return_internal_long): Likewise.
15385 (return_pop_internal): Likewise.
15386 (*rcpsf2_sse): Set atom_sse_attr attr.
15387 (*qrt<mode>2_sse): Likewise.
15388 (*prefetch_sse): Likewise.
15390 * config/i386/i386-c.c (ix86_target_macros_internal): New case
15392 (ix86_target_macros_internal): Likewise.
15394 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
15395 (*prefetch_sse_rex): Likewise.
15396 (sse_rcpv4sf2): Likewise.
15397 (sse_vmrcpv4sf2): Likewise.
15398 (sse_sqrtv4sf2): Likewise.
15399 (<sse>_vmsqrt<mode>2): Likewise.
15400 (sse_ldmxcsr): Likewise.
15401 (sse_stmxcsr): Likewise.
15402 (*sse_sfence): Likewise.
15403 (sse2_clflush): Likewise.
15404 (*sse2_mfence): Likewise.
15405 (*sse2_lfence): Likewise.
15406 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
15407 (<sse>_movup<ssemodesuffixf2c>): Likewise.
15408 (avx_movdqu<avxmodesuffix>): Likewise.
15409 (avx_lddqu<avxmodesuffix>): Likewise.
15410 (sse2_movntv2di): Change attr "type" to "ssemov".
15411 (sse2_movntsi): Likewise.
15412 (rsqrtv8sf2): Change attr "type" to "sseadd".
15413 (sse3_addsubv2df3): Set attr "atom_unit".
15414 (sse3_h<plusminus_insn>v4sf3): Likewise.
15415 (*sse2_pmaddwd): Likewise.
15416 (*vec_extractv2di_1_rex64): Likewise.
15417 (*vec_extractv2di_1_avx): Likewise.
15418 (sse2_psadbw): Likewise.
15419 (ssse3_phaddwv8hi3): Likewise.
15420 (ssse3_phaddwv4hi3): Likewise.
15421 (ssse3_phadddv4si3): Likewise.
15422 (ssse3_phadddv2si3): Likewise.
15423 (ssse3_phaddswv8hi3): Likewise.
15424 (ssse3_phaddswv4hi3): Likewise.
15425 (ssse3_phsubwv8hi3): Likewise.
15426 (ssse3_phsubwv4hi3): Likewise.
15427 (ssse3_phsubdv4si3): Likewise.
15428 (ssse3_phsubdv2si3): Likewise.
15429 (ssse3_phsubswv8hi3): Likewise.
15430 (ssse3_phsubswv4hi3): Likewise.
15431 (ssse3_pmaddubsw128): Likewise.
15432 (sse3_pmaddubsw: Likewise.
15433 (ssse3_palignrti): Likewise.
15434 (ssse3_palignrdi): Likewise.
15436 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
15438 * doc/install.texi (Specific): Fix two cross-references to MinGW.
15440 2009-04-06 Richard Guenther <rguenther@suse.de>
15442 PR tree-optimization/28868
15443 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
15444 of which PHI results we inserted.
15445 (insert_into_preds_of_block): Record inserted PHIs.
15446 (eliminate): Eliminate redundant PHI nodes.
15447 (init_pre): Init inserted_phi_names.
15449 2009-04-06 Richard Guenther <rguenther@suse.de>
15451 PR tree-optimization/39643
15452 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
15453 IMAGPART_EXPRs of complex constants.
15454 (execute_fold_all_builtins): If we folded a call queue
15455 TODO_update_address_taken.
15457 2009-04-06 Jan Hubicka <jh@suse.cz>
15459 PR middle-end/39659
15460 * except.c (remove_unreachable_regions): Propagate may_contain_throw
15463 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
15465 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
15467 (ic_invalidate_array): Likewise.
15469 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
15471 * calls.c (emit_library_call_value_1): Fix a problem with parameter
15472 alignment for library calls.
15474 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
15476 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
15477 (mingw32 tm clause use_gcc_stdint): Set to wrap.
15478 * config/i386/mingw-stdint.h: New file.
15480 2009-04-05 Richard Guenther <rguenther@suse.de>
15482 PR tree-optimization/39648
15483 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
15484 our &A vs. &A[0] IL deficiencies.
15486 2009-04-04 Jan Hubicka <jh@suse.cz>
15488 * except.c (sjlj_find_directly_reachable_regions): Be ready for
15489 removed toplevel regions.
15490 (sjlj_mark_call_sites): Likewise.
15492 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
15494 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
15495 (cygwin tm clause use_gcc_stdint): Set to wrap.
15496 * config/i386/cygwin-stdint.h: New file.
15498 2009-04-04 Richard Guenther <rguenther@suse.de>
15500 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
15501 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
15502 single-argument PHIs if we are in loop-closed SSA form.
15503 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
15504 for the pre-condition.
15505 (slpeel_tree_peel_loop_to_edge): Likewise.
15506 (vect_build_loop_niters): Take an optional sequence to append stmts.
15507 (vect_generate_tmps_on_preheader): Likewise.
15508 (vect_do_peeling_for_loop_bound): Take extra guards for the
15510 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
15511 the cost model check.
15512 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
15513 guards if we are going to peel. Do not apply versioning in that case.
15514 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
15515 (vect_do_peeling_for_loop_bound): Likewise.
15516 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
15517 loop bound only record extra pre-conditions, do not apply loop
15520 2009-04-04 Richard Guenther <rguenther@suse.de>
15522 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
15525 2009-04-04 Jan Hubicka <jh@suse.cz>
15527 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
15528 last_basic_block for size of bb->index indexed array.
15529 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
15530 compute_out, link_btr_uses, build_btr_def_use_webs,
15531 build_btr_def_use_webs, migrate_btr_defs): Likewise.
15533 2009-04-04 Jan Hubicka <jh@suse.cz>
15535 * except.c (remove_eh_handler_and_replace): Break out from ...
15536 (remove_eh_handler): ... here.
15537 (bring_to_root): New function.
15538 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
15539 handled ones, bring others to root of tree.
15541 2009-04-04 Jan Hubicka <jh@suse.cz>
15543 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
15544 (all_phis_safe_to_merge): New function.
15545 (update_info): New structure.
15546 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
15547 (cleanup_empty_eh): Update SSA if possible.
15549 2009-04-04 Richard Guenther <rguenther@suse.de>
15551 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
15552 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
15553 (append_vuse): Likewise.
15555 2009-04-04 Jakub Jelinek <jakub@redhat.com>
15557 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
15558 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
15559 instead of REG_UNSAVED for DW_CFA_undefined.
15560 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
15561 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
15564 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
15567 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
15568 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
15569 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
15571 2009-04-04 Richard Guenther <rguenther@suse.de>
15573 PR tree-optimization/8781
15574 PR tree-optimization/37892
15575 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
15576 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
15577 (valueize_refs): Call it for *& valueizations.
15578 (shared_reference_ops_from_ref): Rename to ...
15579 (valueize_shared_reference_ops_from_ref): ... this and valueize.
15580 (shared_reference_ops_from_call): Rename to ...
15581 (valueize_shared_reference_ops_from_call): ... this and valueize.
15582 (vn_reference_lookup): Update.
15583 (visit_reference_op_call): Likewise.
15584 * tree-ssa-pre.c (phi_translate_1): Fold *&.
15585 (eliminate): Value-replace the call address in call statements.
15587 2009-04-04 Richard Guenther <rguenther@suse.de>
15589 PR tree-optimization/39636
15590 * tree-ssa-forwprop.c
15591 (forward_propagate_addr_into_variable_array_index): Check for
15592 GIMPLE_ASSIGN before accessing the rhs code.
15594 2009-04-03 Jason Merrill <jason@redhat.com>
15596 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
15598 2009-04-03 Steve Ellcey <sje@cup.hp.com>
15600 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
15601 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
15602 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
15603 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
15604 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
15605 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
15606 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
15607 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
15608 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
15609 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
15610 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
15611 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
15612 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
15613 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
15614 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
15615 Use fr_reg_or_fp01_operand instead of fr_register_operand
15617 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
15618 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
15619 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
15621 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
15623 PR rtl-optimization/39607
15624 PR rtl-optimization/39631
15628 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
15629 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
15630 instead of DF_LR_OUT.
15631 * ira-lives.c (process_bb_node_lives): Ditto.
15632 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
15633 instead of DF_LR_{OUT,IN}.
15634 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
15635 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
15637 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
15639 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
15640 (execute_lower_omp): Always run but take the short way out if -fopenmp
15642 (gate_lower_omp): Remove, forcing the pass manager to always run the
15643 pass and always set PROP_gimple_lomp.
15644 (pass_lower_omp): Remove gate function.
15645 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
15646 PROP_trees. Instead, require it.
15647 * ipa-cp.c (pass_ipa_cp): Likewise.
15648 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
15649 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
15650 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
15651 and PROP_gimple_leh.
15653 2009-04-03 Richard Guenther <rguenther@suse.de>
15655 PR middle-end/13146
15656 PR tree-optimization/23940
15657 PR tree-optimization/33237
15658 PR middle-end/33974
15659 PR middle-end/34093
15660 PR tree-optimization/36201
15661 PR tree-optimization/36230
15662 PR tree-optimization/38049
15663 PR tree-optimization/38207
15664 PR tree-optimization/38230
15665 PR tree-optimization/38301
15666 PR tree-optimization/38585
15667 PR middle-end/38895
15668 PR tree-optimization/38985
15669 PR tree-optimization/39299
15670 * tree-ssa-structalias.h: Remove.
15671 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
15672 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
15673 (struct vuse_element_d): Remove.
15674 (struct vuse_vec_d): Likewise.
15675 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
15676 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
15677 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
15678 VUSE_ELEMENT_VAR): Likewise.
15679 (struct voptype_d): Likewise.
15680 (NUM_VOP_FREE_BUCKETS): Likewise.
15681 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
15682 (struct stmt_operands_d): Remove.
15683 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
15684 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
15685 VDEF_NUM, VDEF_VECT): Likewise.
15686 (copy_virtual_operands): Remove.
15687 (operand_build_cmp): Likewise.
15688 (create_ssa_artificial_load_stmt): Likewise.
15689 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
15690 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
15691 vuse_index and mayuse_index members. Pack and move done and iter_type
15692 members to the front.
15693 (SSA_OP_VMAYUSE): Remove.
15694 (SSA_OP_VIRTUAL_USES): Adjust.
15695 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
15696 (unlink_stmt_vdef): Declare.
15697 (add_to_addressable_set): Remove.
15698 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
15699 (vrp_visit_stmt): Likewise.
15700 * doc/tree-ssa.texi (Alias analysis): Update.
15701 * doc/invoke.texi (max-aliased-vops): Remove docs.
15702 (avg-aliased-vops): Likewise.
15703 * tree-into-ssa.c (syms_to_rename): Remove.
15704 (need_to_update_vops_p): Likewise.
15705 (need_to_initialize_update_ssa_p): Rename to ...
15706 (update_ssa_initialized_fn): ... this. Track function we are
15708 (symbol_marked_for_renaming): Simplify.
15709 (add_new_name_mapping): Do not set need_to_update_vops_p.
15710 (dump_currdefs): Use SYMS_TO_RENAME.
15711 (rewrite_update_stmt): Always walk all uses/defs.
15712 (dump_update_ssa): Adjust.
15713 (init_update_ssa): Take function argument. Track what we are
15715 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
15716 (create_new_def_for): Initialize for cfun, assert we are initialized
15718 (mark_sym_for_renaming): Simplify.
15719 (mark_set_for_renaming): Do not initialize update-ssa.
15720 (need_ssa_update_p): Simplify. Take function argument.
15721 (name_mappings_registered_p): Assert we ask for the correct function.
15722 (name_registered_for_update_p): Likewise.
15723 (ssa_names_to_replace): Likewise.
15724 (release_ssa_name_after_update_ssa): Likewise.
15725 (update_ssa): Likewise. Use SYMS_TO_RENAME.
15726 (dump_decl_set): Do not print a newline.
15727 (debug_decl_set): Do it here.
15728 (dump_update_ssa): And here.
15729 * tree-ssa-loop-im.c (move_computations): Adjust.
15730 (movement_possibility): Likewise.
15731 (determine_max_movement): Likewise.
15732 (gather_mem_refs_stmt): Likewise.
15733 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
15734 or NAME_MEMORY_TAG.
15735 * tree-complex.c (update_all_vops): Remove.
15736 (expand_complex_move): Adjust.
15737 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
15738 Simplify test for memory referencing statement. Exclude
15739 non-invariant ADDR_EXPRs.
15740 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
15741 * tree-loop-distribution.c (generate_memset_zero): Adjust.
15742 (rdg_flag_uses): Likewise.
15743 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
15745 (tree_optimize_tail_calls_1): Also split the
15746 edge from the entry block if we have degenerate PHI nodes in
15747 the first basic block.
15748 * tree.c (init_ttree): Remove memory-tag related code.
15749 (tree_code_size): Likewise.
15750 (tree_node_structure): Likewise.
15751 (build7_stat): Re-write to be build6_stat.
15752 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
15753 (SSA_VAR_P): Adjust.
15754 (struct tree_memory_tag): Remove.
15755 (struct tree_memory_partition_tag): Likewise.
15756 (union tree_node): Adjust.
15757 (build7): Re-write to be build6.
15758 * tree-pass.h (pass_reset_cc_flags): Remove.
15759 (TODO_update_address_taken): New flag.
15760 (pass_simple_dse): Remove.
15761 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
15762 * params.h (MAX_ALIASED_VOPS): Remove.
15763 (AVG_ALIASED_VOPS): Likewise.
15764 * omp-low.c (expand_omp_taskreg): Update SSA form.
15765 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
15766 aliases the lhs in a copy stmt.
15767 * tree-ssa-dse.c (struct address_walk_data): Remove.
15768 (memory_ssa_name_same): Likewise.
15769 (memory_address_same): Likewise.
15770 (get_kill_of_stmt_lhs): Likewise.
15771 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
15772 unused stores. Look through PHI nodes into post-dominated regions.
15773 (dse_optimize_stmt): Simplify. Properly remove stores.
15774 (tree_ssa_dse): Compute dominators.
15775 (execute_simple_dse): Remove.
15776 (pass_simple_dse): Likewise.
15777 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
15778 gimple_loaded_syms and gimple_stored_syms computation.
15779 * toplev.c (dump_memory_report): Dump alias and pta stats.
15780 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
15781 (vn_reference_eq): Likewise.
15782 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
15783 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
15784 valueize_vuses): Remove.
15785 (get_def_ref_stmt_vuses): Simplify. Rename to ...
15786 (get_def_ref_stmt_vuse): ... this.
15787 (vn_reference_lookup_2): New function.
15788 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
15789 walking equivalent vuses. Simplify.
15790 (vn_reference_lookup): Likewise.
15791 (vn_reference_insert): Likewise.
15792 (vn_reference_insert_pieces): Likewise.
15793 (visit_reference_op_call): Simplify.
15794 (visit_reference_op_load): Likewise.
15795 (visit_reference_op_store): Likewise.
15796 (init_scc_vn): Remove shared_lookup_vuses initialization.
15797 (free_scc_vn): Remove shared_lookup_vuses freeing.
15798 (sort_vuses, sort_vuses_heap): Remove.
15799 (get_ref_from_reference_ops): Export.
15800 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
15801 vector with single vuse pointer.
15802 (vn_reference_lookup_pieces, vn_reference_lookup,
15803 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
15804 (shared_vuses_from_stmt): Remove.
15805 (get_ref_from_reference_ops): Declare.
15806 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
15807 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
15808 memory-tag related code.
15809 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
15810 (likely_value): Add comment, skip static-chain of call statements.
15811 (surely_varying_stmt_p): Adjust.
15812 (gimplify_and_update_call_from_tree): Likewise.
15813 (execute_fold_all_builtins): Do not rebuild alias info.
15814 (gimplify_and_update_call_from_tree): Properly update VOPs.
15815 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
15816 (copy_ref_info): Remove memory-tag related code.
15817 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
15818 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
15819 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
15821 * tree-ssa-dom.c (gimple_p): Remove typedef.
15822 (eliminate_redundant_computations): Adjust.
15823 (record_equivalences_from_stmt): Likewise.
15824 (avail_expr_hash): Likewise.
15825 (avail_expr_eq): Likewise.
15826 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
15827 (stmt_makes_single_load): Likewise.
15828 (stmt_makes_single_store): Likewise.
15829 * tree-ssa-alias.c: Rewrite completely.
15830 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
15831 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
15832 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
15833 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
15834 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
15835 Remove public functions.
15836 (pass_reset_cc_flags): Remove.
15837 (pass_build_alias): Move ...
15838 * tree-ssa-structalias.c (pass_build_alias): ... here.
15839 * tree-ssa-alias.c (may_be_aliased): Move ...
15840 * tree-flow-inline.h (may_be_aliased): ... here.
15841 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
15842 count_uses_and_derefs): Move ...
15843 * gimple.c: ... here.
15844 * gimple.h (count_uses_and_derefs): Declare.
15845 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
15846 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
15847 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
15848 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
15849 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
15850 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
15851 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
15853 * tree-dfa.c (refs_may_alias_p): Move ...
15854 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
15855 * tree-ssa-alias.h: New file.
15856 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
15857 (statement_sink_location): Likewise.
15858 * opts.c (decode_options): Do not adjust max-aliased-vops or
15859 avg-aliased-vops values.
15860 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
15861 (TV_CALL_CLOBBER): Likewise.
15862 (TV_FLOW_SENSITIVE): Likewise.
15863 (TV_FLOW_INSENSITIVE): Likewise.
15864 (TV_MEMORY_PARTITIONING): Likewise.
15865 (TV_ALIAS_STMT_WALK): New timevar.
15866 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
15867 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
15868 (get_address_description): Remove memory-tag related code.
15869 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
15870 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
15871 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
15872 and immediate uses in statements. Document.
15873 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
15874 (dump_symbols): Remove.
15875 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
15876 * alias.c (get_deref_alias_set): New function split out from ...
15877 (get_alias_set): ... here.
15878 * alias.h (get_deref_alias_set): Declare.
15879 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
15880 type parameter. Remove restrict pointer handling. Create a
15881 ref-all pointer in case type-based alias sets do not conflict.
15882 (vect_analyze_data_refs): Remove SMT related code.
15883 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
15884 (vectorizable_load): Likewise.
15885 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
15886 (DR_SYMBOL_TAG, DR_VOPS): Remove.
15887 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
15888 Ignore vops and SMTs.
15889 (dr_analyze_alias): Likewise..
15890 (free_data_ref): Likewise.
15891 (create_data_ref): Likewise.
15892 (analyze_all_data_dependences): Likewise.
15893 (get_references_in_stmt): Adjust.
15894 * tree-flow-inline.h (gimple_aliases_computed_p,
15895 gimple_addressable_vars, gimple_call_clobbered_vars,
15896 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
15897 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
15898 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
15899 gimple_mem_ref_stats): Remove.
15900 (gimple_vop): New function.
15901 (op_iter_next_use): Remove vuses and mayuses cases.
15902 (op_iter_next_def): Remove vdefs case.
15903 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
15904 (clear_and_done_ssa_iter): Do not set removed fields.
15905 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
15906 Assert we are not iterating over vuses or vdefs if not also
15907 iterating over uses or defs.
15908 (op_iter_init_use): Likewise.
15909 (op_iter_init_def): Likewise.
15910 (op_iter_next_vdef): Remove.
15911 (op_iter_next_mustdef): Likewise.
15912 (op_iter_init_vdef): Likewise.
15913 (compare_ssa_operands_equal): Likewise.
15914 (link_use_stmts_after): Handle vuse operand.
15915 (is_call_used): Use is_call_clobbered.
15916 (is_call_clobbered): Global variables are always call clobbered,
15917 query the call-clobbers bitmap.
15918 (mark_call_clobbered): Ignore global variables.
15919 (clear_call_clobbered): Likewise.
15920 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
15921 virtual operands sanity check.
15922 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
15924 (TARGET_MEM_REF): Remove TMR_TAG operand.
15925 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
15926 Remove call-clobber related code.
15927 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
15928 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
15929 partitions or escape reason.
15930 (get_single_def_stmt, get_single_def_stmt_from_phi,
15931 get_single_def_stmt_with_phi): Remove.
15932 (dump_referenced_vars): Tidy.
15933 (get_ref_base_and_extent): Allow bare decls.
15934 (collect_dfa_stats): Adjust.
15935 * graphite.c (rename_variables_in_stmt): Adjust.
15936 (graphite_copy_stmts_from_block): Likewise.
15937 (translate_clast): Likewise.
15938 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
15940 (translate_vuse_through_block): Use the oracle.
15941 (phi_translate_1): Adjust.
15942 (value_dies_in_block_x): Use the oracle. Cache the outcome
15944 (valid_in_sets): Check if the VUSE for
15945 a REFERENCE is available.
15946 (eliminate): Do not remove stmts during elimination,
15947 instead queue and remove them afterwards.
15948 (do_pre): Do not rebuild alias info.
15949 (pass_pre): Run TODO_rebuild_alias before PRE.
15950 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
15951 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
15952 (mark_all_v_defs_stmt): Remove.
15953 (mark_all_v_defs_seq): Adjust.
15954 (sra_replace): Likewise.
15955 (scalarize_use): Likewise.
15956 (scalarize_copy): Likewise.
15957 (scalarize_init): Likewise.
15958 (scalarize_ldst): Likewise.
15959 (todoflags): Remove.
15960 (tree_sra): Do not rebuild alias info.
15961 (tree_sra_early): Adjust.
15962 (pass_sra): Run TODO_update_address_taken before SRA.
15963 * tree-predcom.c (set_alias_info): Remove.
15964 (prepare_initializers_chain): Do not call it.
15965 (mark_virtual_ops_for_renaming): Adjust.
15966 (mark_virtual_ops_for_renaming_list): Remove.
15967 (initialize_root_vars): Adjust.
15968 (initialize_root_vars_lm): Likewise.
15969 (prepare_initializers_chain): Likewise.
15970 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
15971 (may_propagate_copy_into_stmt): Likewise.
15972 (merge_alias_info): Do nothing for now.
15973 (propagate_tree_value_into_stmt): Adjust.
15974 (stmt_may_generate_copy): Likewise.
15975 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
15976 not mark symbols for renaming.
15977 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
15978 with the same statement, make sure to update the new pointed-to one.
15979 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
15980 call statements, do not mark symbols for renaming.
15981 (mark_operand_necessary): Dump something.
15982 (ref_may_be_aliased): New function.
15983 (mark_aliased_reaching_defs_necessary_1): New helper function.
15984 (mark_aliased_reaching_defs_necessary): Likewise.
15985 (mark_all_reaching_defs_necessary_1): Likewise.
15986 (mark_all_reaching_defs_necessary): Likewise.
15987 (propagate_necessity): Do not process virtual PHIs. For
15988 non-aliased loads mark all reaching definitions as necessary.
15989 For aliased loads and stores mark the immediate dominating
15990 aliased clobbers as necessary.
15991 (visited): New global static.
15992 (perform_tree_ssa_dce): Free visited bitmap after propagating
15994 (remove_dead_phis): Perform simple dead virtual PHI removal.
15995 (remove_dead_stmt): Properly unlink virtual operands when
15997 (eliminate_unnecessary_stmts): Schedule PHI removal after
15999 * tree-ssa-ter.c (is_replaceable_p): Adjust.
16000 (process_replaceable): Likewise.
16001 (find_replaceable_in_bb): Likewise.
16002 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
16003 based on the single gimple vop.
16004 (verify_flow_insensitive_alias_info): Remove.
16005 (verify_flow_sensitive_alias_info): Likewise.
16006 (verify_call_clobbering): Likewise.
16007 (verify_memory_partitions): Likewise.
16008 (verify_alias_info): Likewise.
16009 (verify_ssa): Adjust..
16010 (execute_update_addresses_taken): Export. Update SSA
16011 manually. Optimize only when optimizing. Use a local bitmap.
16012 (pass_update_address_taken): Remove TODO_update_ssa, add
16014 (pass_update_address_taken): Just use TODO_update_address_taken.
16015 (init_tree_ssa): Do not initialize addressable_vars.
16016 (verify_ssa): Verify new VUSE / VDEF properties.
16017 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
16018 Do not call verify_alias_info.
16019 (delete_tree_ssa): Clear the VUSE, VDEF operands.
16020 Do not free the loaded and stored syms bitmaps. Reset the escaped
16021 and callused solutions. Do not free addressable_vars.
16022 Remove memory-tag related code.
16023 (warn_uninitialized_var): Aliases are always available.
16024 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
16025 * lambda-code.c (can_put_in_inner_loop): Adjust.
16026 (can_put_after_inner_loop): Likewise.
16027 (perfect_nestify): Likewise.
16028 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
16029 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
16030 (vectorizable_conversion): Do not mark symbols for renaming.
16031 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
16032 (expand_call_inline): Unlink the calls virtual operands before
16034 (tree_function_versioning): Do not call update_ssa if we are not
16035 updating clones. Simplify.
16036 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
16037 (propagate_with_phi): Likewise..
16038 * tree-outof-ssa.c (create_temp): Remove memory tag and call
16039 clobber code. Assert we are not aliased or global.
16040 * tree-flow.h: Include tree-ssa-alias.h
16041 (enum escape_type): Remove.
16042 (struct mem_sym_stats_d): Likewise.
16043 (struct mem_ref_stats_d): Likewise.
16044 (struct gimple_df): Add vop member. Remove global_var,
16045 call_clobbered_vars, call_used_vars, addressable_vars,
16046 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
16047 escaped and callused members.
16048 (struct ptr_info_def): Remove all members, add points-to solution
16050 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
16051 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
16052 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
16053 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
16054 (tree-ssa-alias.o): Likewise.
16055 (toplev.o): Add tree-ssa-alias.h
16056 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
16057 * gimple.c (gimple_set_bb): Fix off-by-one error.
16058 (is_gimple_reg): Do not handle memory tags.
16059 (gimple_copy): Also copy virtual operands.
16060 Delay updating the statement. Do not reset loaded and stored syms.
16061 (gimple_set_stored_syms): Remove.
16062 (gimple_set_loaded_syms): Likewise.
16063 (gimple_call_copy_skip_args): Copy the virtual operands
16064 and mark the new statement modified.
16065 * tree-ssa-structalias.c (may_alias_p): Remove.
16066 (set_uids_in_ptset): Take the alias set to prune with as
16067 parameter. Fold in the alias test of may_alias_p.
16068 (compute_points_to_sets): Compute whether a ptr is dereferenced
16069 in a local sbitmap.
16070 (process_constraint): Deal with &ANYTHING on the lhs, reject all
16071 other ADDRESSOF constraints on the lhs.
16072 (get_constraint_for_component_ref): Assert that we don't get
16073 ADDRESSOF constraints from the base of the reference.
16074 Properly generate UNKNOWN_OFFSET for DEREF if needed.
16075 (struct variable_info): Remove collapsed_to member.
16076 (get_varinfo_fc): Remove.
16077 (new_var_info): Do not set collapsed_to.
16078 (dump_constraint): Do not follow cycles.
16079 (dump_constraint_graph): Likewise.
16080 (build_pred_graph): Likewise.
16081 (build_succ_graph): Likewise.
16082 (rewrite_constraints): Likewise.
16083 (do_simple_structure_copy): Remove.
16084 (do_rhs_deref_structure_copy): Remove.
16085 (do_lhs_deref_structure_copy): Remove.
16086 (collapse_rest_of_var): Remove.
16087 (do_structure_copy): Re-implement.
16088 (pta_stats): New global variable.
16089 (dump_pta_stats): New function.
16090 (struct constraint_expr): Make offset signed.
16091 (UNKNOWN_OFFSET): Define special value.
16092 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
16093 (solution_set_expand): New helper function split out from ...
16094 (do_sd_constraint): ... here.
16095 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
16096 (do_ds_constraint): Likewise.
16097 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
16098 and CALLUSED = *CALLUSED.
16099 (set_union_with_increment): Make inc argument signed.
16100 (type_safe): Remove.
16101 (get_constraint_for_ptr_offset): Handle unknown and negative
16103 (first_vi_for_offset): Handle offsets before start. Bail
16104 out early for offsets beyond the variable extent.
16105 (first_or_preceding_vi_for_offset): New function.
16106 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
16107 Together with ESCAPED = *ESCAPED this properly computes reachability.
16108 (find_what_var_points_to): New function.
16109 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
16110 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
16111 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
16112 pt_solutions_intersect): New functions.
16113 (compute_call_used_vars): Remove.
16114 (compute_may_aliases): New main entry into PTA computation.
16115 * gimple.h (gimple_p): New typedef.
16116 (struct gimple_statement_base): Remove references_memory_p.
16117 (struct gimple_statement_with_memory_ops_base): Remove
16118 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
16120 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
16121 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
16122 gimple_set_references_memory): Remove.
16123 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
16124 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
16126 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
16127 (verify_expr): Allow RESULT_DECL.
16128 (gimple_duplicate_bb): Do not copy virtual operands.
16129 (gimple_duplicate_sese_region): Adjust.
16130 (gimple_duplicate_sese_tail): Likewise.
16131 (mark_virtual_ops_in_region): Remove.
16132 (move_sese_region_to_fn): Do not call it.
16133 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
16134 and pass_simple_dse.
16135 (execute_function_todo): Handle TODO_update_address_taken,
16136 call execute_update_addresses_taken for TODO_rebuild_alias.
16137 (execute_todo): Adjust.
16138 (execute_one_pass): Init dump files early.
16139 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
16141 (create_general_new_stmt): Clear vops.
16142 * tree-ssa-reassoc.c (get_rank): Adjust.
16143 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
16144 symbols for renaming.
16145 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
16146 (PARAM_AVG_ALIASED_VOPS): Likewise.
16147 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
16148 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
16149 * tree-ssa-operands.c: Simplify for new virtual operand representation.
16150 (operand_build_cmp, copy_virtual_operands,
16151 create_ssa_artificial_load_stmt, add_to_addressable_set,
16152 gimple_add_to_addresses_taken): Remove public functions.
16153 (unlink_stmt_vdef): New function.
16155 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16157 * config.gcc (powerpc-*-linux*): Merge variants.
16159 2009-04-02 Chao-ying Fu <fu@mips.com>
16160 James Grosbach <james.grosbach@microchip.com>
16162 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
16163 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
16165 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
16166 keep_interrupts_masked_p, use_debug_exception_return_p.
16167 (mips_attribute_table): Add interrupt, use_shadow_register_set,
16168 keep_interrupts_masked, use_debug_exception_return.
16169 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
16170 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
16172 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
16173 (mips_print_operand): Process COP0 registers to print $0 .. $31
16174 correctly for GAS to process.
16175 (mips_interrupt_extra_call_saved_reg_p): New function.
16176 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
16178 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
16179 (mips_compute_frame_info): Add supports for interrupt context that
16180 includes doubleword accumulators and COP0 registers.
16181 (mips_for_each_saved_acc): New function.
16182 (mips_for_each_saved_gpr_and_fpr): Change the function name from
16183 mips_for_each_saved_reg.
16184 (mips_save_reg): Save accumulators.
16185 (mips_kernel_reg_p): A new for_each_rtx callback.
16186 (mips_expand_prologue): Support interrupt handlers.
16187 (mips_restore_reg): Restore accumulators.
16188 (mips_expand_epilogue): Support interrupt handlers.
16189 (mips_can_use_return_insn): Return false for interrupt handlers.
16190 (mips_epilogue_uses): New function.
16191 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
16192 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
16193 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
16194 cop0_move): New instructions.
16195 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
16196 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
16198 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
16200 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
16201 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
16202 interrupt handlers, we use K0 as the temporary register.
16203 (EPILOGUE_USES): Change to a function call.
16204 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
16205 handlers, we use K0 as the temporary register.
16207 * doc/extend.texi (Function Attributes): Document interrupt,
16208 use_shadow_register_set, keep_interrupts_masked,
16209 use_debug_exception_return for MIPS attributes.
16211 2009-04-03 Alan Modra <amodra@bigpond.net.au>
16213 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
16214 Remove a number of t-files from tmake_file.
16215 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
16216 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
16217 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
16218 target_prototype, not TARGET_PROTOTYPE.
16219 (LINK_OS_GNU_SPEC): Define.
16220 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
16221 and darwin-ldoubdle.c.
16223 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16226 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
16227 (cpp_options): Ditto.
16228 (default_compilers): Ditto.
16229 (display_help): Ditto.
16230 (process_command): Ditto.
16231 (do_spec_1): Ditto.
16232 (set_input): Use lbasename instead of duplicate code.
16233 (save_temps_prefix): New static for -save-temps=obj.
16234 (save_temps_length): Ditto.
16236 * doc/invoke.texi (-save-temps=obj): Document new variant to
16237 -save-temps switch.
16239 2009-04-02 Jeff Law <law@redhat.com>
16241 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
16244 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16246 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
16247 * configure: Regenerated.
16249 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16251 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
16252 share the argument list.
16254 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16258 2009-02-12 Diego Novillo <dnovillo@google.com>
16260 * varpool.c (debug_varpool): New.
16261 * cgraph.h (debug_varpool): Declare.
16263 2009-04-02 Jan Hubicka <jh@suse.cz>
16265 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
16268 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
16270 * config/i386/i386.c (ix86_abi): Move initialization to ...
16271 (override_options): Here.
16273 2009-04-02 Christian Bruel <christian.bruel@st.com>
16275 * config/sh/sh.c (sh_dwarf_register_span): New function.
16276 (TARGET_DWARF_REGISTER_SPAN): Define.
16277 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
16279 2009-04-02 Ira Rosen <irar@il.ibm.com>
16281 PR tree-optimization/39595
16282 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
16283 interleaved loads group is not greater than the SLP group size.
16285 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
16287 * builtins.c (is_builtin_name): New.
16288 (called_as_built_in): Use is_builtin_name.
16289 * tree.h (is_builtin_name): New.
16290 * varasm.c (incorporeal_function_p): Use is_builtin_name
16292 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
16294 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
16296 2009-04-02 Dodji Seketeli <dodji@redhat.com>
16299 * c-decl.c (clone_underlying_type): Move this ...
16300 * c-common.c (set_underlying_type): ... here.
16301 Also, make sure the function properly sets TYPE_STUB_DECL() on
16302 the newly created typedef variant type.
16303 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
16304 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
16307 2009-04-02 Richard Guenther <rguenther@suse.de>
16309 PR tree-optimization/37221
16310 * tree-flow.h (degenerate_phi_result): Declare.
16311 * tree-ssa-dom.c (degenerate_phi_result): Export.
16312 * tree-scalar-evolution.c (analyze_initial_condition): If
16313 the initial condition is defined by a degenerate PHI node
16314 use the degenerate value.
16316 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
16318 PR rtl-optimization/39588
16319 * combine.c (merge_outer_ops): Do not set the constant when this
16321 (simplify_shift_const_1): Do not modify it either in this case.
16323 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
16325 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
16326 tuning is deprecated if -mtune value is set to an Itanium1 variant.
16328 2009-04-01 Janis Johnson <janis187@us.ibm.com>
16331 * c-lex.c (interpret_float): Default (no suffix) is double.
16333 2009-04-1 Xinliang David Li <davidxl@google.com>
16335 * config/i386/i386.c (legitimate_constant_p): Recognize
16336 all one vector constant.
16338 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16340 * config/vax/vax.c: Add #includes to silence warnings.
16341 Change #include order to silence two warnings.
16343 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16345 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
16346 (ASM_SPEC): Pass -k to the assembler for PIC code.
16348 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16350 * config.gcc: Add vax-*-linux* to the switch.
16351 * config/vax/linux.h: New file. (TARGET_VERSION,
16352 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
16354 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16356 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
16357 Use predicate macros instead of GET_CODE() == foo.
16358 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
16359 ashlsi3, rotrsi3, <unnamed>): Likewise.
16361 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16363 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
16364 jbbccihi, jbbccisi): Remova trailing whitespace.
16365 * config/vax/constraints.md: Likewise.
16366 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16367 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
16368 * config/vax/predicates.md: Likewise.
16369 * config/vax/vax.c (print_operand_address, vax_output_int_move,
16370 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
16371 * config/vax/vax.h: Likewise.
16372 * config/vax/vax.md (nonlocal_goto): Likewise.
16374 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16376 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
16377 (indirectable_address_p, adjacent_operands_p): Add spaces around
16379 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
16381 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16383 * config/vax/vax.c (legitimate_constant_address_p,
16384 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
16385 index_term_p, reg_plus_index_p, legitimate_address_p,
16386 vax_mode_dependent_address_p): Update comments to match functions
16387 modified by the recent int->bool conversion.
16389 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16391 * config/vax/builtins.md: Update copyright message.
16392 * config/vax/constraints.md: Likewise.
16393 * config/vax/netbsd-elf.h: Likewise.
16394 * config/vax/predicates.md: Likewise.
16395 * config/vax/vax-protos.h: Likewise.
16396 * config/vax/vax.c: Likewise.
16397 * config/vax/vax.h: Likewise.
16398 * config/vax/vax.md: Likewise.
16399 * config/vax/vax.opt: Likewise.
16401 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
16403 * config/vax/builtins.md (ffssi2, ffssi2_internal,
16404 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
16405 * config/vax/constraints.md (B, R): Likewise.
16406 * config/vax/predicates.md (external_memory_operand,
16407 nonimmediate_addsub_di_operand): Likewise.
16408 * config/vax/vax.c (vax_output_int_add): Likewise.
16409 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
16410 untyped_call): Likewise.
16412 2009-04-01 Matt Thomas <matt@3am-software.com>
16414 * config/vax/predicates.md: New file.
16415 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
16416 external_const_operand, nonsymbolic_operand, external_memory_operand,
16417 indirect_memory_operand, indexed_memory_operand,
16418 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
16419 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
16421 * config/vax/constraints.md: New file.
16422 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
16424 * config/vax/builtins.md: New file.
16425 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
16426 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
16428 * config/vax/vax.opt (mqmath): Add option.
16429 * config/vax/vax.md (isfx): Extend with DI.
16430 (VAXintQH, VAXintQHSD): Define.
16431 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
16432 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
16433 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
16434 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
16435 (movdi): Update constraints and use vax_output_int_move().
16436 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
16437 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
16438 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
16439 nonlocal_goto): New.
16440 (mov<mode>): Extend accepted operand types.
16441 (subdi3_old): Rename from subdi3, change update constraints and use
16442 a new implementation.
16443 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
16444 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
16445 MOVE_RATIO, CLEAR_RATIO): Define.
16446 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
16447 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
16448 (PRINT_OPERAND): Redefine using a function instead of inlined code.
16449 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
16450 (split_quadword_operands): Make static and really allow variable
16452 (print_operand_address): Update for PIC generation.
16453 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
16454 indexable_address_p, fixup_mathdi_operand,
16455 vax_expand_addsub_di_operands, adjacent_operands_p): New.
16456 (vax_float_literal, legitimate_constant_p,
16457 indirectable_constant_address_p, index_term_p,
16458 reg_plus_index_p): Return bool instead of int.
16459 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
16461 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
16463 (vax_output_conditional_branch): Indent.
16464 (legitimate_constant_address_p, indirectable_constant_address_p,
16465 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
16466 vax_mode_dependent_address_p): Return bool instead of int, update for
16468 * config/vax/vax-protos.h (legitimate_constant_address_p,
16469 legitimate_constant_p, legitimate_address_p,
16470 vax_mode_dependent_address_p): Change declaration to bool.
16471 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
16472 vax_expand_addsub_di_operands, vax_output_int_subtract,
16473 vax_output_movmemsi): Declare.
16474 (split_quadword_operands, vax_float_literal): Delete declaration.
16475 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
16476 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
16477 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
16478 ASM_OUTPUT_DWARF_PCREL): Define.
16479 (ASM_SPEC): Change definition to allow PIC generation.
16481 2009-04-01 Steve Ellcey <sje@cup.hp.com>
16483 * doc/sourcebuild.texi: Update front-end requirements.
16485 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16488 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
16489 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
16490 (booldi3_internal3): Use boolean_or_operator instead of
16493 2009-04-01 Joseph Myers <joseph@codesourcery.com>
16496 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
16497 declarator whose size is not an integer constant expression but
16498 folds to an integer constant, then treat it as a constant
16501 2009-04-01 Richard Guenther <rguenther@suse.de>
16503 * fold-const.c (fold_plusminus_mult_expr): Do not fold
16504 i * 4 + 2 to (i * 2 + 1) * 2.
16506 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16509 * c-parser.c (c_parser_asm_statement): Skip until close paren and
16510 return if c_parser_asm_string_literal returned NULL.
16512 2009-04-01 Nick Clifton <nickc@redhat.com>
16514 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
16516 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
16517 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
16518 other typedefs to avoid conflicts with libgcc2.c. Define labels
16519 to gain 16-bit bit-manipulation functions from libgcc2.c and then
16521 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
16522 to gain 16-bit trapping arithmetic functions from libgcc2.c and
16525 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
16527 * varasm.c (default_function_rodata_section): Declare DOT as
16530 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
16531 Andrey Galkin <agalkin@hypercom.com>
16534 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
16535 Make object_name unique for each process.
16537 2009-04-01 Jakub Jelinek <jakub@redhat.com>
16540 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
16541 addressable variables in the parallel that could go out of scope while
16542 running queued tasks.
16544 2009-04-01 Anatoly Sokolov <aesok@post.ru>
16546 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
16547 (CASE_VALUES_THRESHOLD): Redefine.
16548 * config/avr/avr.c (avr_override_options): Remove initialization of
16549 avr_case_values_threshold variable.
16550 (avr_case_values_threshold): Remove variable. Add new function.
16551 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
16552 * config/avr/avr.opt (mno-tablejump): Remove option.
16553 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
16555 2009-04-01 DJ Delorie <dj@redhat.com>
16557 * varasm.c (default_function_rodata_section): Don't assume
16558 anything about where the first '.' in the section name is.
16560 2009-04-01 Alan Modra <amodra@bigpond.net.au>
16562 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
16563 rs6000_emit_stack_tie.
16565 2009-03-31 Ian Lance Taylor <iant@google.com>
16567 * tree-eh.c (tree_remove_unreachable_handlers): Compare
16568 gimple_code with GIMPLE_RESX, not RESX.
16570 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16572 * c-common.c (c_get_ident): New.
16573 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
16575 2009-04-01 Ben Elliston <bje@au.ibm.com>
16577 * config/rs6000/sysv4.opt (msdata): Improve option description.
16579 2009-03-31 Steve Ellcey <sje@cup.hp.com>
16581 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
16582 (divdf3_internal_lat): Remove.
16583 (divxf3_internal_lat): Remove.
16584 (divxf3_internal_thr): Remove.
16585 (divxf): Use divxf3_internal.
16586 * config/ia64/div.md (divsf3_internal_lat): New.
16587 (divdf3_internal_lat): New.
16588 (divxf3_internal): New.
16590 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16593 * Makefile.in (USE_GCC_STDINT): Define.
16594 (stmp-int-hdrs): Install stdint.h if applicable.
16595 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
16597 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
16598 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
16599 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16600 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16601 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16602 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16603 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16604 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16605 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16606 (c_common_nodes_and_builtins): Initialize
16607 underlying_wchar_type_node. Do not initialize
16608 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
16609 nodes for new types.
16610 (c_stddef_cpp_builtins): Define macros for new types.
16611 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
16613 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
16614 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
16615 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
16616 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
16617 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
16618 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
16619 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
16620 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
16621 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
16622 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
16623 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
16624 int16_type_node, int32_type_node, int64_type_node,
16625 uint8_type_node, uint16_type_node, c_uint32_type_node,
16626 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
16627 int_least32_type_node, int_least64_type_node,
16628 uint_least8_type_node, uint_least16_type_node,
16629 uint_least32_type_node, uint_least64_type_node,
16630 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
16631 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
16632 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
16633 uintptr_type_node): Define.
16634 * c-cppbuiltin.c (builtin_define_constants,
16635 builtin_define_type_minmax): New.
16636 (builtin_define_stdint_macros): Define more macros.
16637 (c_cpp_builtins): Define more limit macros.
16638 (type_suffix): New.
16639 (builtin_define_type_max): Define in terms of
16640 builtin_define_type_minmax. Remove is_long parameter. All
16642 * config.gcc (use_gcc_stdint): Define.
16643 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
16644 Add newlib-stdint.h for generic targets.
16645 * config/glibc-stdint.h, config/newlib-stdint.h,
16646 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
16647 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
16648 * config/score/score.h (UINTPTR_TYPE): Define.
16649 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16650 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16651 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16652 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16653 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16654 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16655 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16656 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16657 * config/spu/spu.h (STDINT_LONG32): Define.
16658 * configure.ac (use_gcc_stdint): Substitute.
16659 * configure: Regenerate.
16660 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
16661 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
16662 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
16663 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
16664 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
16665 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
16666 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
16667 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
16668 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
16669 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
16670 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
16671 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
16672 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
16673 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
16674 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
16675 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
16676 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
16677 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
16678 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
16679 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
16680 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
16681 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
16682 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
16683 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16684 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16685 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16686 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16687 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16688 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
16690 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
16692 * loop-iv.c (suitable_set_for_replacement): Renamed from
16693 simplify_using_assignment; changed to return bool and to accept new
16694 args DEST and SRC. Return true iff we find a source/destination pair
16695 that can be used to make a replacement, and fill SRC and DEST if so.
16696 Remove arg ALTERED. Don't deal with altered regs here. All callers
16698 (simplify_using_initial_values): Deal with altered regs here and track
16699 more precisely the effect they have on the validity of our expression.
16701 * loop-iv.c (simplify_using_condition): A condition of the form
16702 (EQ REG CONST) can be used to simply make a substitution.
16703 (simplify_using_initial_values): Keep track of conditions we have seen
16704 and keep using them to simplify new expressions, while applying the
16705 same substitutions to them as to the expression.
16707 * simplify-rtx.c (simplify_relational_operation_1): Simplify
16708 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
16711 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
16712 changed. Use this when trying to improve the upper bound.
16713 Generate the comparison by using simplify_gen_relational.
16715 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
16717 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
16719 (simplify_using_assignment, simplify_using_initial_values): Call
16720 replace_in_expr to make replacements. Call replace_single_def_regs
16721 once on the initial version of the expression.
16723 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16726 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
16728 2009-03-31 Richard Guenther <rguenther@suse.de>
16730 PR middle-end/31029
16731 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
16732 equality comparisons. Fold C - X CMP X if C % 2 == 1.
16734 2009-03-31 Richard Guenther <rguenther@suse.de>
16736 * tree.h (div_if_zero_remainder): Declare.
16737 * fold-const.c (div_if_zero_remainder): Export.
16738 * tree-ssa-forwprop.c
16739 (forward_propagate_addr_into_variable_array_index): Handle
16740 constant array index addition outside of the variable index.
16742 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16745 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
16746 define_splits, floatunssi<mode>2): Require x87 conversions from
16747 DImode to be permitted.
16749 2009-03-31 Joseph Myers <joseph@codesourcery.com>
16751 PR preprocessor/15638
16752 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
16754 2009-03-31 Richard Guenther <rguenther@suse.de>
16756 PR middle-end/23401
16757 PR middle-end/27810
16758 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
16759 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
16760 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
16761 a separate statement.
16762 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
16763 (lookup_tmp_var): Likewise.
16764 (is_gimple_formal_tmp_or_call_rhs): Remove.
16765 (is_gimple_reg_or_call_rhs): Rename to ...
16766 (is_gimple_reg_rhs_or_call): ... this.
16767 (is_gimple_mem_or_call_rhs): Rename to ...
16768 (is_gimple_mem_rhs_or_call): ... this.
16769 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
16770 DECL_GIMPLE_REG_P only if is_formal is true.
16771 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
16772 for non-proper post-modify expression gimplification.
16773 (gimplify_self_mod_expr): For post-modify expressions gimplify
16774 the lvalue to a minimal lvalue.
16775 (rhs_predicate_for): Remove formal temp case.
16776 (gimplify_modify_expr_rhs): Likewise.
16777 (gimplify_addr_expr): Use is_gimple_reg.
16778 (gimplify_expr): Remove formal temp cases.
16779 (gimple_regimplify_operands): Likewise.
16780 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
16781 and FILTER_EXPR like constants.
16782 * gimple.c (walk_gimple_op): Fix val_only initialization, use
16784 (is_gimple_formal_tmp_rhs): Remove.
16785 (is_gimple_reg_rhs): Remove special casing.
16786 (is_gimple_mem_rhs): Fix.
16787 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
16788 (is_gimple_formal_tmp_var): Remove.
16789 (is_gimple_formal_tmp_reg): Likewise.
16790 (is_gimple_min_lval): Allow invariant component ref parts.
16791 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
16792 is_gimple_formal_tmp_reg): Remove declarations.
16793 * tree-cfg.c (verify_expr): Verify that variables with address
16794 taken do not have DECL_GIMPLE_REG_P set.
16795 * tree-mudflap.c (mf_build_check_statement_for): Use
16796 force_gimple_operand instead of gimplify_expr.
16798 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
16800 * modulo-sched.c (sms_schedule_by_order): Pass the actual
16801 schedulable rows to compute_split_row.
16803 2009-03-31 Ben Elliston <bje@au.ibm.com>
16806 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
16809 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16811 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
16812 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
16813 * configure: Regenerate.
16814 * config.in: Regenerate.
16815 * config/rs6000/rs6000.opt (mtls-markers): Add.
16816 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
16817 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
16818 (tls_ld_aix, tls_ld_sysv): Likewise.
16819 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
16820 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
16822 2009-03-31 Alan Modra <amodra@bigpond.net.au>
16824 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
16826 2009-03-30 Jan Hubicka <jh@suse.cz>
16828 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
16830 (tree_remove_unreachable_handlers): Cleanup EH predecestor
16831 detection and label handling.
16833 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16835 * ira-int.h (ira_allocno): Rename left_conflicts_num to
16836 left_conflicts_size.
16837 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
16838 ALLOCNO_LEFT_CONFLICTS_SIZE.
16840 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
16841 remove_allocno_from_bucket_and_push,
16842 allocno_spill_priority_compare, push_allocnos_to_stack,
16843 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16844 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
16845 (setup_allocno_left_conflicts_num): Ditto. Rename to
16846 setup_allocno_left_conflicts_size.
16847 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
16848 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
16849 setup_allocno_left_conflicts_size instead of
16850 setup_allocno_left_conflicts_num.
16852 * ira-build.c (ira_create_allocno): Use
16853 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
16854 ALLOCNO_LEFT_CONFLICTS_NUM.
16856 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
16858 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
16859 instead of DF_LR_OUT.
16861 * ira-lives.c (process_bb_node_lives): Ditto.
16863 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
16864 instead of DF_LR_{OUT,IN}.
16866 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
16868 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
16870 2009-03-30 Jan Hubicka <jh@suse.cz>
16872 * except.c (label_to_region_map): Fix thinko.
16874 2009-03-30 Steve Ellcey <sje@cup.hp.com>
16876 PR middle-end/38237
16877 * tree.h (tree_find_value): New declaration.
16878 * tree.c (tree_find_value): New function.
16879 * varasm.c (assemble_external): Avoid duplicate entries on lists.
16881 2009-03-30 Jakub Jelinek <jakub@redhat.com>
16884 * c-decl.c (struct c_binding): Add locus field.
16885 (bind): Add locus argument, set locus field from it.
16886 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
16887 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
16888 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
16889 implicitly_declare, undeclared_variable, lookup_label,
16890 declare_label, c_make_fname_decl, c_builtin_function,
16891 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
16894 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
16897 * config/i386/i386.c (classify_argument): Check total size of
16900 2009-03-30 Martin Jambor <mjambor@suse.cz>
16902 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
16903 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
16904 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
16907 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
16908 seen_variable_array_ref while also traversing a union.
16910 * tree-inline.c (optimize_inline_calls): Do not call
16911 cgraph_node_remove_callees.
16912 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
16913 (pass_remove_cgraph_callee_edges): New variable.
16914 * passes.c (init_optimization_passes): Add
16915 pass_remove_cgraph_callee_edges after early inlining and before all
16916 late intraprocedural passes.
16918 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
16920 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16922 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
16923 Fix typos in names.
16925 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16927 * combine.c (simplify_comparison): Use have_insn_for.
16928 * dojump.c (do_jump): Likewise.
16930 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16932 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
16933 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
16934 sparc_compare_op0 like sparc_compare_emitted used to be handled.
16935 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
16936 instead of sparc_compare_emitted.
16937 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
16938 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
16939 instead of sparc_compare_emitted.
16941 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16943 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
16944 enter/exit cfglayout mode.
16945 (pass_partition_block): Require it.
16946 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
16947 (combine_instructions): Track basic blocks instead of labels.
16948 (update_cfg_for_uncondjump): New.
16949 (try_combine): Use it. Update jumps after rescanning.
16950 (pass_combine): Require PROP_cfglayout.
16951 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
16953 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16955 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
16956 Provide/destroy PROP_cfglayout respectively.
16957 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
16958 * tree-pass.h (PROP_cfglayout): New.
16960 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
16962 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
16963 fold_convert_const_fixed_from_fixed,
16964 fold_convert_const_fixed_from_int,
16965 fold_convert_const_fixed_from_real, fold_negate_const): Do not
16966 set TREE_CONSTANT_OVERFLOW.
16967 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
16968 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
16970 2009-03-30 Ira Rosen <irar@il.ibm.com>
16972 * tree-vect-loop-manip.c: New file.
16973 * tree-vectorizer.c: Update documentation and included files.
16974 (vect_loop_location): Make extern.
16975 (rename_use_op): Move to tree-vect-loop-manip.c
16976 (rename_variables_in_bb, rename_variables_in_loop,
16977 slpeel_update_phis_for_duplicate_loop,
16978 slpeel_update_phi_nodes_for_guard1,
16979 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
16980 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
16981 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
16982 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
16983 find_loop_location): Likewise.
16984 (new_stmt_vec_info): Move to tree-vect-stmts.c.
16985 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
16986 get_vectype_for_scalar_type, vect_is_simple_use,
16987 supportable_widening_operation, supportable_narrowing_operation):
16989 (bb_in_loop_p): Move to tree-vect-loop.c.
16990 (new_loop_vec_info, destroy_loop_vec_info,
16991 reduction_code_for_scalar_code, report_vect_op,
16992 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
16993 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
16994 (vect_supportable_dr_alignment): Likewise.
16995 * tree-vectorizer.h (tree-data-ref.h): Include.
16996 (vect_loop_location): Declare.
16997 Reorganize function declarations according to the new file structure.
16998 * tree-vect-loop.c: New file.
16999 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
17000 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
17001 * tree-vect-data-refs.c: New file.
17002 * tree-vect-patterns.c (timevar.h): Don't include.
17003 * tree-vect-stmts.c: New file.
17004 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
17005 tree-vect-slp.c, tree-vect-loop.c.
17006 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
17007 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
17008 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
17009 (tree-vect-analyze.o): Remove.
17010 (tree-vect-transform.o): Likewise.
17011 (tree-vect-data-refs.o): Add rule.
17012 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
17013 tree-vect-slp.o): Likewise.
17014 (tree-vect-patterns.o): Remove redundant dependencies.
17015 (tree-vectorizer.o): Likewise.
17016 * tree-vect-slp.c: New file.
17018 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17020 * optc-gen.awk: Warn if an option flag has multiple different
17023 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
17025 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
17026 -floop-block): Document dependences on PPL, CLooG and Graphite.
17028 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17030 PR rtl-optimization/323
17031 * c-common.c (c_fully_fold, convert_and_check,
17032 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
17033 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
17034 * c-common.def (EXCESS_PRECISION_EXPR): New.
17035 * c-cppbuiltin.c (builtin_define_float_constants): Define
17036 constants with enough digits for long double.
17037 * c-lex.c (interpret_float): Interpret constant with excess
17038 precision where appropriate.
17039 * c-opts.c (c_common_post_options): Set
17040 flag_excess_precision_cmdline. Give an error for
17041 -fexcess-precision=standard for C++ for processors where the
17042 option is significant.
17043 * c-parser.c (c_parser_conditional_expression): Handle excess
17044 precision in condition.
17045 * c-typeck.c (convert_arguments): Handle arguments with excess
17047 (build_unary_op): Move excess precision outside operation.
17048 (build_conditional_expr): Likewise.
17049 (build_compound_expr): Likewise.
17050 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
17051 (build_modify_expr): Handle excess precision in RHS.
17052 (convert_for_assignment): Handle excess precision in converted
17054 (digest_init, output_init_element, process_init_element): Handle
17055 excess precision in initializer.
17056 (c_finish_return): Handle excess precision in return value.
17057 (build_binary_op): Handle excess precision in operands and add
17058 excess precision as needed for operation.
17059 * common.opt (-fexcess-precision=): New option.
17060 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
17061 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
17062 For standard excess precision, output explicit conversion to and
17063 truncation from XFmode.
17064 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
17065 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
17066 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
17067 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
17068 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
17069 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
17070 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
17071 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
17072 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
17073 define_splits, sqrt<mode>2): Disable where appropriate for
17074 standard excess precision.
17075 * convert.c (convert_to_real): Do not shorten arithmetic to type
17076 for which excess precision would be used.
17077 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
17078 * doc/invoke.texi (-fexcess-precision=): Document option.
17079 (-mfpmath=): Correct index entry.
17080 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
17081 flag_excess_precision): New.
17082 * langhooks.c (lhd_post_options): Set
17083 flag_excess_precision_cmdline.
17084 * opts.c (common_handle_option): Handle -fexcess-precision=.
17085 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
17086 init_excess_precision): New.
17087 (lang_dependent_init_target): Call init_excess_precision.
17088 * tree.c (excess_precision_type): New.
17089 * tree.h (excess_precision_type): Declare.
17091 2009-03-30 Joseph Myers <joseph@codesourcery.com>
17094 * c-typeck.c (build_component_ref): Do not copy qualifiers from
17095 non-lvalue to component.
17097 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17099 PR preprocessor/34695
17100 * Makefile.in (c-opts.o): Depend on c-tree.h.
17101 * c-common.c: Move down include of diagnostic.h.
17102 (done_lexing, c_cpp_error): New.
17103 * c-common.h (done_lexing): Declare.
17104 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
17106 * c-opts.c: Include c-tree.h.
17107 (c_common_init_options): Set preprocessor error callback.
17108 (c_common_handle_option): Do not set preprocessor
17109 inhibit_warnings, warnings_are_errors, warn_system_headers,
17110 pedantic_errors or inhibit_warnings flags.
17111 (c_common_post_options): Do not check cpp_errors (parse_in).
17112 (c_common_finish): Do not output dependencies if there were
17113 errors. Do not check return value of cpp_finish.
17114 * c-ppoutput.c (pp_file_change): Set input_location.
17115 * c-tree.h (c_cpp_error): Declare.
17116 * diagnostic.c (diagnostic_set_info_translated): Also initialize
17118 (diagnostic_build_prefix): Check override_column.
17119 * diagnostic.h (diagnostic_info): Add override_column field.
17120 (diagnostic_override_column): Define.
17122 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
17124 * c-common.c (c_expand_expr, c_staticp): Remove.
17125 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
17126 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
17127 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
17128 * c-gimplify.c (gimplify_compound_literal_expr,
17129 optimize_compound_literals_in_ctor): Remove.
17130 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
17131 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
17132 * c-semantics.c (emit_local_var): Remove.
17134 * langhooks-def.h (lhd_expand_expr): Remove.
17135 * langhooks.c (lhd_expand_expr): Remove.
17136 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
17138 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
17139 handling from c-semantics.c; don't call into langhook.
17140 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
17141 * gimplify.c (gimplify_compound_literal_expr,
17142 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
17143 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
17144 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
17145 as was done in c-gimplify.c.
17146 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
17147 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
17148 Move from c-common.h.
17149 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
17151 * tree.c (staticp): Do not call langhook.
17152 * langhooks.c (lhd_staticp): Delete.
17153 * langhooks-def.h (lhd_staticp): Delete prototype.
17154 (LANG_HOOKS_STATICP): Delete.
17155 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
17157 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
17158 instead of DECL_STMTs.
17160 2009-03-29 Joseph Myers <joseph@codesourcery.com>
17168 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
17170 (fold_call_expr): Return a NOP_EXPR from folding rather than the
17171 contained expression.
17172 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
17173 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
17174 conditional expressions for C.
17175 (decl_constant_value_for_optimization): Move from
17176 decl_constant_value_for_broken_optimization in c-typeck.c. Check
17177 whether optimizing and that the expression is a VAR_DECL not of
17178 array type instead of doing such checks in the caller. Do not
17179 check pedantic. Call gcc_unreachable for C++.
17180 * c-common.def (C_MAYBE_CONST_EXPR): New.
17181 * c-common.h (c_fully_fold, c_save_expr,
17182 decl_constant_value_for_optimization): New prototypes.
17183 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
17184 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
17185 EXPR_INT_CONST_OPERANDS): Define.
17186 * c-convert.c (convert): Strip nops from expression.
17187 * c-decl.c (groktypename): Take extra parameters expr and
17188 expr_const_operands. Update call to grokdeclarator.
17189 (start_decl): Update call to grokdeclarator. Add statement for
17190 expressions used in type of decl.
17191 (grokparm): Update call to grokdeclarator.
17192 (push_parm_decl): Update call to grokdeclarator.
17193 (build_compound_literal): Add parameter non_const and build a
17194 C_MAYBE_COSNT_EXPR if applicable.
17195 (grokdeclarator): Take extra parameters expr and
17196 expr_const_operands. Track expressions used in declaration
17197 specifiers and declarators. Fold array sizes and track whether
17198 they are constant expressions and whether they are integer
17199 constant expressions.
17200 (parser_xref_tag): Set expr and expr_const_operands fields in
17202 (grokfield): Update call to grokdeclarator.
17203 (start_function): Update call to grokdeclarator.
17204 (build_null_declspecs): Set expr and expr_const_operands fields in
17206 (declspecs_add_type): Handle expressions in typeof specifiers.
17207 * c-parser.c (c_parser_declspecs): Set expr and
17208 expr_const_operands fields for declaration specifiers.
17209 (c_parser_enum_specifier): Likewise.
17210 (c_parser_struct_or_union_specifier): Likewise.
17211 (c_parser_typeof_specifier): Likewise. Update call to
17212 groktypename. Fold expression as needed. Return expressions with
17213 type instead of adding statements.
17214 (c_parser_attributes): Update calls to c_parser_expr_list.
17215 (c_parser_statement_after_labels): Fold expression before passing
17216 to objc_build_throw_stmt.
17217 (c_parser_condition): Fold expression.
17218 (c_parser_asm_operands): Fold expression.
17219 (c_parser_conditional_expression): Use c_save_expr. Update call
17220 to build_conditional_expr.
17221 (c_parser_alignof_expression): Update call to groktypename.
17222 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
17223 original_code. Fold expression argument of va_arg. Create
17224 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
17225 argument to va_arg. Update calls to groktypename. Fold array
17226 index for offsetof. Verify that first argument to
17227 __builtin_choose_expr has integer type.
17228 (c_parser_postfix_expression_after_paren_type): Update calls to
17229 groktypename and build_compound_literal. Handle expressions with
17230 side effects in type name.
17231 (c_parser_postfix_expression_after_primary): Update call to
17232 c_parser_expr_list. Set original_code for calls to
17233 __builtin_constant_p.
17234 (c_parser_expr_list): Take extra parameter fold_p. Fold
17235 expressions if requested.
17236 (c_parser_objc_type_name): Update call to groktypename.
17237 (c_parser_objc_synchronized_statement): Fold expression.
17238 (c_parser_objc_receiver): Fold expression.
17239 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
17240 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
17241 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
17242 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
17243 (struct c_typespec): Add elements expr and expr_const_operands.
17244 (struct c_declspecs): Add elements expr and expr_const_operands.
17245 (groktypename, build_conditional_expr, build_compound_literal):
17247 (in_late_binary_op): Declare.
17248 * c-typeck.c (note_integer_operands): New function.
17249 (in_late_binary_op): New variable.
17250 (decl_constant_value_for_broken_optimization): Move to c-common.c
17251 and rename to decl_constant_value_for_optimization.
17252 (default_function_array_conversion): Do not strip nops.
17253 (default_conversion): Do not call
17254 decl_constant_value_for_broken_optimization.
17255 (build_array_ref): Do not fold result.
17256 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
17257 result when operand is a VLA.
17258 (c_expr_sizeof_type): Update call to groktypename. Handle
17259 expressions included in type name. Use C_MAYBE_CONST_EXPR for
17260 result when operand names a VLA type.
17261 (build_function_call): Update call to build_compound_literal.
17262 Only fold result for calls to __builtin_* functions. Strip
17263 NOP_EXPR from INTEGER_CST returned from such functions. Fold
17264 the function designator.
17265 (convert_arguments): Fold arguments. Update call to
17266 convert_for_assignment.
17267 (build_unary_op): Handle increment and decrement of
17268 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
17269 decrement earlier. Fold operand of increment and decrement.
17270 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
17271 built for integer operand. Wrap returns that are INTEGER_CSTs
17272 without being integer constant expressions or that have integer
17273 constant operands without being INTEGER_CSTs.
17274 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
17275 (build_conditional_expr): Add operand ifexp_bcp. Track whether
17276 result is an integer constant expression or can be used in
17277 unevaluated parts of one and avoid folding and wrap as
17278 appropriate. Fold operands before possibly doing -Wsign-compare
17280 (build_compound_expr): Wrap result for C99 if operands can be used
17281 in integer constant expressions.
17282 (build_c_cast): Update call to digest_init. Do not ignore
17283 overflow from casting floating-point constants to integers. Wrap
17284 results that could be confused with integer constant expressions,
17285 null pointer constants or floating-point constants.
17286 (c_cast_expr): Update call to groktypename. Handle expressions
17287 included in type name.
17288 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
17289 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
17290 Update calls to convert_for_assignment.
17291 (convert_for_assignment): Take new parameter
17292 null_pointer_constant. Do not strip nops or call
17293 decl_constant_value_for_broken_optimization. Set
17294 in_late_binary_op for conversions to boolean.
17295 (store_init_value): Update call to digest_init.
17296 (digest_init): Take new parameter null_pointer_constant. Do not
17297 call decl_constant_value_for_broken_optimization. pedwarn for
17298 initializers not constant expressions. Update calls to
17299 convert_for_assignment.
17300 (constructor_nonconst): New.
17301 (struct constructor_stack): Add nonconst element.
17302 (really_start_incremental_init, push_init_level, pop_init_level):
17303 Handle constructor_nonconst and nonconst element.
17304 (set_init_index): Call constant_expression_warning for array
17306 (output_init_element): Fold value. Set constructor_nonconst as
17307 applicable. pedwarn for initializers not constant expressions.
17308 Update call to digest_init. Call constant_expression_warning
17309 where constant initializers are required.
17310 (process_init_element): Use c_save_expr.
17311 (c_finish_goto_ptr): Fold expression.
17312 (c_finish_return): Fold return value. Update call to
17313 convert_for_assignment.
17314 (c_start_case): Fold switch expression.
17315 (c_process_expr_stmt): Fold expression.
17316 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
17317 ensure statement expression is not evaluated in constant expression.
17318 (build_binary_op): Track whether results are integer constant
17319 expressions or may occur in such, disable folding and wrap results
17320 as applicable. Fold operands for -Wsign-compare warnings unless
17322 (c_objc_common_truthvalue_conversion): Handle results folded to
17323 integer constants that are not integer constant expressions.
17324 * doc/extend.texi: Document when typeof operands are evaluated,
17325 that condition of __builtin_choose_expr is an integer constant
17326 expression, and more about use of __builtin_constant_p in
17329 2009-03-29 Richard Guenther <rguenther@suse.de>
17331 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
17332 propagate addresses of array references.
17334 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
17336 * regmove.c (perhaps_ends_bb_p): Remove.
17337 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
17338 from INSN and check that the main loop stays within that basic block.
17339 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
17340 (regmove_forward_pass): Split out from regmove_optimize. Use
17341 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
17342 (regmove_backward_pass): Split out from regmove_optimize. Use
17343 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
17344 (regmove_optimize): Simplify.
17346 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17349 * config/i386/i386.c (classify_argument): Ignore flexible array
17350 member in struct and warn ABI change.
17352 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
17354 * config/i386/i386-protos.h (ix86_agi_dependent): New.
17356 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
17357 (ix86_adjust_cost): Updated.
17359 2009-03-29 Jan Hubicka <jh@suse.cz>
17361 PR middle-end/28850
17362 * tree-pass.h (pass_cleanup_eh): New function.
17363 (remove_unreachable_regions): Break code handling RTL
17364 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
17365 that can not be reached by runtime.
17366 (can_be_reached_by_runtime): New function.
17367 (label_to_region_map): New function.
17368 (num_eh_regions): New function.
17369 (rtl_remove_unreachable_regions): New function.
17370 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
17371 (remove_eh_region): New function.
17372 * except.h: Include sbitmap and vecprim.
17373 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
17374 num_eh_regions): Declare.
17375 * passes.c (init_optimization_passes): Schedule cleanup_eh.
17376 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
17377 * tree-eh.c (tree_remove_unreachable_handlers): New function.
17378 (tree_empty_eh_handler_p): New function.
17379 (cleanup_empty_eh): New function.
17380 (cleanup_eh): New function.
17381 (pass_cleanup_eh): New function.
17383 2009-03-29 Jan Hubicka <jh@suse.cz>
17385 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
17386 for removed regions.
17388 2009-03-29 Jan Hubicka <jh@suse.cz>
17390 * except.c (dump_eh_tree): Dump all datastructures.
17392 2009-03-29 Jan Hubicka <jh@suse.cz>
17394 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
17395 (duplicate_eh_regions_1): Likewise.
17396 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
17397 vector; call EH verification.
17398 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17399 Be ready for region being removed.
17401 2009-03-29 Jan Hubicka <jh@suse.cz>
17403 * bitmap.c (bitmap_last_set_bit): New function.
17404 * bitmap.h (bitmap_last_set_bit): Declare.
17406 2009-03-29 David Ayers <ayers@fsfe.org>
17409 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
17410 by calling objc_compare_types and surpress warnings about
17411 incompatible C pointers that are compatible ObjC pointers.
17413 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
17415 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
17416 call initialize_inline_failed.
17417 (initialize_inline_failed): Move it from here ...
17418 * cgraph.c (initialize_inline_failed): ... to here.
17419 (cgraph_create_edge): Call initialize_inline_failed rather than
17420 setting inline_failed directly.
17422 2009-03-29 Ben Elliston <bje@au.ibm.com>
17425 * sysv4.opt (msdata): Improve comment.
17426 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
17427 * sysv4.h (SVR4_ASM_SPEC): Likewise.
17429 2009-03-29 Ben Elliston <bje@au.ibm.com>
17432 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
17433 load and store attributes.
17435 2009-03-29 Ben Elliston <bje@au.ibm.com>
17437 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
17438 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
17439 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
17440 * doc/extend.texi (X86 Built-in Functions): Add index entries for
17441 __builtin_infq and __builtin_huge_valq.
17443 2009-03-28 Anatoly Sokolov <aesok@post.ru>
17445 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
17447 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17448 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
17450 2009-03-28 Xinliang David Li <davidxl@google.com>
17452 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
17453 (do_dbg_cnt): New function.
17455 2009-03-28 Jan Hubicka <jh@suse.cz>
17457 Merge from pretty-ipa:
17459 2009-03-27 Jan Hubicka <jh@suse.cz>
17461 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17462 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
17463 * passes.c (function_called_by_processed_nodes_p): New.
17464 * ipa-pure-const.c (check_call): Fix handling of operands.
17465 (analyze_function): Dump debug output for skipped bodies.
17466 (local_pure_const): Use function_called_by_processed_nodes_p.
17467 * dwarf2out.c (reference_to_unused): Use output.
17468 * passes.c (do_per_function_toporder): Likewise.
17470 2008-11-12 Jan Hubicka <jh@suse.cz>
17472 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
17473 * ipa-pure-const.c (funct_state_d): Add can throw field; make
17474 state_set_in_source enum
17475 (check_decl): Ignore memory tags; do not set fake looping flags;
17477 (check_operand, check_tree, check_rhs_var, check_lhs_var,
17478 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
17479 (check_call, analyze_function): Rewrite.
17481 (add_new_function): Update call of analyze_function.
17482 (generate_summary): Add call of analyze_function.
17483 (propagate): Propagate can_throw; handle state_set_in_source correctly.
17484 (local_pure_const): New function.
17485 (pass_local_pure_const): New pass.
17486 * ipa-inline.c (inline_transform): Set after_inlining.
17487 * tree-eh.c (stmt_can_throw_external): New.
17488 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
17489 work with aliasing built.
17490 * tree-flow.h (stmt_can_throw_external): New.
17491 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
17492 and local pure/const pass in early and late optimization queue.
17494 2009-03-28 Martin Jambor <mjambor@suse.cz>
17496 * fold-const.c (get_pointer_modulus_and_residue): New parameter
17498 (fold_binary): Allow function decl aligment consideration is the
17499 second argument is integer constant one.
17500 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
17501 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
17502 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
17504 2009-03-28 Jan Hubicka <jh@suse.cz>
17506 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
17507 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
17508 * function.h (rtl_data): Add nothrow flag.
17509 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
17510 set DECL_NOTHROW for AVAILABLE functions.
17512 2009-03-28 Jakub Jelinek <jakub@redhat.com>
17514 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
17515 following vector keyword has expansion starting with pixel or bool
17516 keyword, expand vector to __vector and pixel or bool to __pixel or
17520 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
17521 warn_if_disallowed_function_p): Removed.
17522 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
17523 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
17524 warning_if_disallowed_function_p.
17525 * flags.h (warn_if_disallowed_function_p,
17526 warn_disallowed_functions): Removed.
17527 * common.opt (Wdisallowed-function-list=): Removed.
17528 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
17530 2009-03-28 Richard Guenther <rguenther@suse.de>
17532 PR tree-optimization/38723
17533 * tree-ssa-pre.c (compute_avail): Add all default definitions to
17536 2009-03-28 Jan Hubicka <jh@suse.cz>
17538 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
17539 test introduced by my previous patch.
17541 2009-03-28 Richard Guenther <rguenther@suse.de>
17543 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
17544 the PHIs value undefined.
17546 2009-03-28 Jan Hubicka <jh@suse.cz>
17548 * tree-pass.h (pass_fixup_cfg): New pass.
17549 * ipa-inline.c (inline_transform): Set
17550 always_inline_functions_inlined/after_inlining.
17551 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
17552 (pass_fixup_cfg): New pass.
17553 * passes.c (init_optimization_passes): Add fixup_cfg.
17555 2009-03-28 Richard Guenther <rguenther@suse.de>
17557 PR tree-optimization/38458
17558 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
17559 argument use the arguments copy-of value.
17561 2009-03-28 Richard Guenther <rguenther@suse.de>
17563 PR tree-optimization/38180
17564 * tree-ssa-ccp.c (get_default_value): Simplify.
17565 (likely_value): Likewise.
17566 (surely_varying_stmt_p): Properly handle VOP case.
17567 (ccp_initialize): Likewise.
17568 (ccp_fold): Handle propagating through *&.
17569 (fold_const_aggregate_ref): Also handle decls.
17571 2009-03-28 Jan Hubicka <jh@suse.cz>
17573 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
17574 * cgraph.h (cgraph_node): Likewise.
17575 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
17576 (cgraph_reset_node): Use process flag.
17577 (cgraph_mark_functions_to_output): Likewise.
17578 (cgraph_expand_function): Likewise.
17579 (cgraph_expand_all_functions): Likewise.
17580 (cgraph_output_in_order): Likewise.
17581 * dwarf2out.c (reference_to_unused): Likewise.
17582 * passes.c do_per_function_toporder): Likewise.
17584 2009-03-28 Jan Hubicka <jh@suse.cz>
17586 Bring from lto-branch:
17588 2008-09-03 Doug Kwan <dougkwan@google.com>
17590 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
17591 enums instead of reason strings.
17592 * cgraph.c (cgraph_create_edge): Same.
17593 (cgraph_inline_failed_string): New function.
17594 * cgraph.h (cgraph_inline_failed_t): New enum type.
17595 (cgraph_inline_failed_string): New prototype.
17596 (struct cgraph_edge): Change type of INLINED_FAILED from constant
17597 char pointer to cgraph_inline_failed_t.
17598 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
17599 (cgraph_default_inline_p): Ditto.
17600 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
17601 to cgraph_inline_failed_t pointer.
17602 * cif-code.def: New file.
17603 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
17605 (cgraph_check_inline_limits): Change type of REASON to pointer to
17606 cgraph_inline_failed_t. Replace reason strings with enums.
17607 (cgraph_default_inline_p): Ditto.
17608 (cgraph_recursive_inlining_p): Ditto.
17609 (update_caller_keys): Change type of FAILED_REASON to
17610 cgraph_inline_failed_t.
17611 (cgraph_set_inline_failed): Change type of REASON to pointer to
17612 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
17613 convert enums to strings for text output.
17614 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
17615 to be of type cgraph_inline_failed_t. Replace reason strings with
17616 enums. Call cgraph_inline_failed_string to covert enums
17617 to strings for text output.
17618 (cgraph_decide_inlining): Replace reason strings with enums.
17619 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
17620 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
17622 * tree-inline.c (expand_call_inline): Change type of REASON
17623 to cgraph_inline_failed_t. Replace reason strings with enums.
17624 Call cgraph_inline_failed_string for text output.
17625 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
17628 2009-03-28 Jan Hubicka <jh@suse.cz>
17630 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
17631 cgraph_clone_node): Remove master clone handling.
17632 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17633 * cgraph.h (master_clone): Remove.
17634 (cgraph_is_master_clone, cgraph_master_clone): Remove.
17635 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
17636 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
17638 2009-03-28 Jan Hubicka <jh@suse.cz>
17640 * cgraph.c (cgraph_function_body_availability): Functions declared
17641 inline are always safe to assume that it is not going to be replaced.
17643 2009-03-28 Richard Guenther <rguenther@suse.de>
17645 PR tree-optimization/38513
17646 * tree-ssa-pre.c (eliminate): Remove redundant stores.
17647 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
17648 EXC_PTR_EXPR and FILTER_EXPR.
17649 (get_ref_from_reference_ops): Likewise.
17651 2009-03-28 Richard Guenther <rguenther@suse.de>
17653 PR tree-optimization/38968
17654 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
17655 Use FLOOR_MOD_EXPR to compute misalignment.
17657 2009-03-28 Richard Guenther <rguenther@suse.de>
17659 PR tree-optimization/37795
17660 * tree.h (combine_comparisons): Declare.
17661 * fold-const.c (combine_comparisons): Export.
17662 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
17664 (ifcombine_iforif): Use combine_comparisons.
17666 2009-03-28 Jan Hubicka <jh@suse.cz>
17668 * tree-eh.c (inlinable_call_p): New function.
17669 (make_eh_edges): Use it.
17670 (verify_eh_edges): Use it.
17671 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
17672 * except.c (reachable_next_level): Add inlinable_function argument
17673 (sjlj_find_directly_reachable_regions): Update.
17674 (add_reachable_handler): Do not set saw_any_handlers.
17675 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
17676 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
17677 Add new inlinable call parameter.
17678 (can_throw_internal, can_throw_external): Update.
17679 * except.h (can_throw_internal_1, can_throw_external_1,
17680 foreach_reachable_handler): Update declaration.
17682 2009-03-28 Joseph Myers <joseph@codesourcery.com>
17684 * config/arm/t-arm-coff, config/h8300/coff.h,
17685 config/i386/i386-aout.h, config/i386/i386-coff.h,
17686 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
17687 config/pdp11/2bsd.h, config/rs6000/aix41.h,
17688 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
17689 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
17690 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
17691 sys-types.h: Remove.
17692 * Makefile.in: Remove protoize and fixproto support and references
17694 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
17695 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
17697 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
17698 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
17699 unprotoize$(exeext).
17700 (rest.encap): Don't depend on $(STMP_FIXPROTO)
17701 (.PHONY): Don't depend on proto.
17702 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
17703 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
17704 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
17705 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
17706 build/gen-protos.o, build/scan.o, xsys-protos.h,
17707 build/fix-header$(build_exeext), build/fix-header.o,
17708 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
17709 stmp-install-fixproto): Remove.
17710 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
17711 SYSCALLS.c or fixproto files.
17712 (install-common): Don't install protoize.
17713 (install-headers-tar, install-headers-cpio, install-headers-cp):
17714 Don't depend on $(STMP_FIXPROTO).
17715 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
17716 install fixproto files or write out fixproto settings.
17717 (uninstall): Don't uninstall protoize.
17718 * config.gcc (use_fixproto): Remove.
17719 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
17720 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
17721 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
17722 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
17723 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
17724 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
17725 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
17726 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
17727 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
17728 * config/t-vxworks (STMP_FIXPROTO): Remove.
17729 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
17730 STMP_FIXPROTO): Remove.
17731 * config.in, configure: Regenerate.
17732 * crtstuff.c (gid_t, uid_t): Don't undefine.
17733 * doc/install.texi: Change m68k-coff to m68k-elf in example.
17734 (arm-*-coff, arm-*-aout: Remove target entries.
17735 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
17736 Remove mention of AIX 4.1.
17737 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
17738 * doc/invoke.texi (Running Protoize): Remove.
17739 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
17740 (Protoize Caveats): Remove.
17741 * tsystem.h: Update comments on headers assumed to exist.
17743 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
17745 * genautomata.c: Add a new year to the copyright. Add a new
17747 (struct insn_reserv_decl): Add comments for member bypass_list.
17748 (find_bypass): Remove.
17749 (insert_bypass): New.
17750 (process_decls): Use insert_bypass.
17751 (output_internal_insn_latency_func): Output all bypasses with the
17752 same input insn in one switch case.
17754 * rtl.def (define_bypass): Describe bypass choice.
17755 * doc/md.texi (define_bypass): Ditto.
17757 2009-03-27 Richard Guenther <rguenther@suse.de>
17759 * gimplify.c (mark_addressable): Export.
17760 * tree-flow.h (mark_addressable): Declare.
17761 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
17762 * tree-ssa.c (verify_phi_args): Verify that address taken
17763 variables have TREE_ADDRESSABLE set.
17765 2009-03-27 Richard Guenther <rguenther@suse.de>
17767 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
17768 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
17769 Do not mark decls TREE_ADDRESSABLE.
17770 (build_fold_addr_expr): Adjust.
17771 (fold_addr_expr): Remove.
17772 (fold_unary): Use build_fold_addr_expr.
17773 (fold_comparison): Likewise.
17774 (split_address_to_core_and_offset): Likewise.
17775 * coverage.c (tree_coverage_counter_addr): Mark the array decl
17777 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
17778 (gimplify_modify_expr_to_memcpy): Mark source and destination
17780 * omp-low.c (create_omp_child_function): Mark the object decl
17782 (lower_rec_input_clauses): Mark the var we take the address of
17784 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
17786 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17788 PR middle-end/39315
17789 * cfgexpand.c (expand_one_stack_var_at): Change alignment
17790 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
17792 2009-03-27 Richard Guenther <rguenther@suse.de>
17794 PR tree-optimization/39120
17795 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
17797 (handle_lhs_call): Process return constraints. Add escape
17798 constraints if necessary.
17799 (handle_const_call): Fill out return constraints. Make nested
17800 case more precise. Avoid consttmp if possible.
17801 (handle_pure_call): Fill out return constraints. Avoid
17802 callused if possible.
17803 (find_func_aliases): Simplify call handling.
17805 2009-03-27 Richard Guenther <rguenther@suse.de>
17807 PR tree-optimization/39120
17808 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
17809 as a representative.
17810 (solve_graph): Do propagate CALLUSED.
17811 (handle_pure_call): Use a scalar constraint from CALLUSED for
17813 (find_what_p_points_to): CALLUSED shall not appear in poins-to
17816 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17819 * c-common.c (handle_aligned_attribute): Properly check alignment
17820 overflow. Use (1U << i) instead of (1 << i).
17822 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
17824 * expr.h (get_mem_align_offset): Updated.
17826 * tree.h (tree_decl_common): Change align to "unsigned int" and
17827 move it before pointer_alias_set.
17829 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17830 Jakub Jelinek <jakub@redhat.com>
17833 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
17834 gr_register_operand with gr_reg_or_0_operand.
17835 (cmpxchg_rel_di): Likewise.
17836 (sync_lock_test_and_set<mode>): Likewise.
17838 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17840 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
17841 (true_regnum): Likewise.
17843 * rtlanal.c (subreg_info): Moved to ...
17844 * rtl.h (subreg_info): Here. New.
17845 (subreg_get_info): New.
17847 * rtlanal.c (subreg_get_info): Make it extern.
17849 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17852 * config/i386/i386.c (ix86_abi): New.
17853 (override_options): Handle -mabi=.
17854 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
17855 (ix86_call_abi_override): Likewise.
17856 (init_cumulative_args): Likewise.
17857 (function_arg_advance): Likewise.
17858 (function_arg_64): Likewise.
17859 (function_arg): Likewise.
17860 (ix86_pass_by_reference): Likewise.
17861 (ix86_function_value_regno_p): Likewise.
17862 (ix86_build_builtin_va_list_abi): Likewise.
17863 (setup_incoming_varargs_64): Likewise.
17864 (is_va_list_char_pointer): Likewise.
17865 (ix86_init_machine_status): Likewise.
17866 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
17867 (ix86_function_type_abi): Return enum calling_abi. Rewrite
17868 for 64bit. Replace DEFAULT_ABI with ix86_abi.
17869 (ix86_function_abi): Make it static and return enum calling_abi.
17870 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
17872 (ix86_fn_abi_va_list): Updated.
17874 * config/i386/i386.h (ix86_abi): New.
17875 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
17876 (CONDITIONAL_REGISTER_USAGE): Likewise.
17877 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
17878 (machine_function): Likewise.
17880 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
17882 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
17883 (STACK_BOUNDARY): Likewise.
17884 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
17886 * config/i386/i386.opt (mabi=): New.
17888 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
17889 return enum calling_abi.
17890 (ix86_function_type_abi): Likewise.
17891 (ix86_function_abi): Removed.
17893 * doc/invoke.texi: Document -mabi= option for x86.
17895 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17897 * builtins.c (real_dconstp): Delete.
17898 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
17900 2009-03-27 Dodji Seketeli <dodji@redhat.com>
17901 Jakub Jelinek <jakub@redhat.com>
17904 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
17905 (gen_subprogram_die): When a function is explicit, generate the
17906 DW_AT_explicit attribute.
17907 * langhooks.h (struct lang_hooks_for_decls): Add
17908 function_decl_explicit_p langhook.
17909 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
17910 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
17912 2009-03-27 Jakub Jelinek <jakub@redhat.com>
17914 * builtins.c (fold_builtin_memory_op): Optimize memmove
17915 into memcpy if we can prove source and destination don't overlap.
17917 * tree-inline.c: Include gt-tree-inline.h.
17918 (clone_fn_id_num): New variable.
17919 (clone_function_name): New function.
17920 (tree_function_versioning): Use it.
17921 * Makefile.in (GTFILES): Add tree-inline.c.
17923 2009-03-27 Mark Mitchell <mark@codesourcery.com>
17925 * BASE-VER: Change to 4.5.0.
17927 2009-03-27 Xinliang David Li <davidxl@google.com>
17929 PR tree-optimization/39557
17930 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
17932 2009-03-27 Xinliang David Li <davidxl@google.com>
17934 PR tree-optimization/39548
17935 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
17938 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17940 * c-common.c (pointer_int_sum): Use %wd on return from
17943 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
17945 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
17946 on return from tree_low_cst.
17948 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
17951 * ginclude/stdarg.h (va_copy): Define also for
17952 __GXX_EXPERIMENTAL_CXX0X__.
17954 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17957 * builtins.h (c_strlen): Do not warn here.
17958 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
17959 * c-common.c (pointer_int_sum): Take an explicit location.
17960 Warn about offsets out of bounds.
17961 * c-common.h (pointer_int_sum): Adjust declaration.
17963 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17965 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
17968 2009-03-26 Jakub Jelinek <jakub@redhat.com>
17971 * opts.c (warn_if_disallowed_function_p): Don't assume
17972 get_callee_fndecl must return non-NULL.
17974 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
17976 PR rtl-optimization/39522
17977 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
17978 when reg_reloaded_valid is set.
17980 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17982 * config/spu/divv2df3.c: New file.
17983 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
17984 (DPBIT_FUNCS): Filter out _div_df.
17986 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
17988 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
17989 a jump insn, count that jump in the distance to the loop start.
17991 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
17994 * config/sh/sh.c (calc_live_regs): Fix condition for global
17995 registers except PIC_OFFSET_TABLE_REGNUM.
17997 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
18000 * doc/invoke.texi (-mconsole): New.
18002 (-mno-cygwin): New.
18004 (-mnop-fun-dllimport): New.
18008 (sub section "i386 and x86-64 Windows Options"): New.
18010 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
18012 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
18013 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
18015 2009-03-25 Richard Guenther <rguenther@suse.de>
18017 PR middle-end/39497
18018 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
18021 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
18023 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
18024 neither of haifa/selective schedulers are working.
18026 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18028 * doc/invoke.texi (Debugging Options): Fix description of
18029 -fno-merge-debug-strings.
18031 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
18033 * config/cris/libgcc.ver: New version-script.
18034 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
18036 * configure.ac <GAS features, nop mnemonic>: Add pattern
18037 crisv32-*-* for "nop".
18038 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
18039 * configure: Regenerate.
18041 2009-03-24 Ira Rosen <irar@il.ibm.com>
18043 PR tree-optimization/39529
18044 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
18045 mark_sym_for_renaming for the tag copied to the new vector
18048 2009-03-24 Arthur Loiret <aloiret@debian.org>
18050 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
18051 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
18052 EXTRA_SPEC_FUNCTIONS.
18053 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
18054 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
18055 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
18056 -march and -mtune options.
18058 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
18060 * config/m68k/t-rtems: Add m5329 multilib.
18062 2009-03-24 Dodji Seketeli <dodji@redhat.com>
18063 Jakub Jelinek <jakub@redhat.com>
18066 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
18069 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18072 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
18073 instead of c_parser_expression_conv, if original_code isn't one of the
18074 4 allowed comparison codes, fail.
18076 2009-03-23 Richard Guenther <rguenther@suse.de>
18078 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
18079 * tree.h (struct tree_type): Likewise.
18080 * reload.h (struct insn_chain): Likewise.
18081 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
18082 * function.h (struct function): Likewise.
18083 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
18085 2009-03-23 Jakub Jelinek <jakub@redhat.com>
18087 PR tree-optimization/39516
18088 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
18090 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
18092 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
18093 should be set true if BITS_PER_WORD of target is bigger than 32
18095 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
18097 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
18098 Translate -B-options to -rpath-link. Correct existing
18099 rpath-link and conditionalize on !nostdlib.
18101 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18103 * doc/extend.texi (Function Attributes, Variable Attributes):
18105 * doc/invoke.texi (Debugging Options, Optimize Options)
18106 (i386 and x86-64 Options, MCore Options): Likewise.
18108 2009-03-20 Jakub Jelinek <jakub@redhat.com>
18111 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
18112 it for block local namespace aliases.
18113 (gen_decl_die): Pass context_die to gen_namespace_die.
18115 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18118 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
18119 minimum or maximum value.
18121 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
18123 * reginfo.c (globalize_reg): Recompute derived reg sets.
18125 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
18128 * libgcc2.c (mprotect): Do not use signed arguments for
18129 VirtualProtect, use DWORD arguments. Also fix the 'may
18130 be used uninitialized' warning for the np variable.
18132 2009-03-19 Jakub Jelinek <jakub@redhat.com>
18135 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
18136 functions using regparm calling conventions when not optimizing.
18137 (ix86_function_sseregparm): Similarly for sseregparm calling
18140 2009-03-19 Li Feng <nemokingdom@gmail.com>
18142 PR middle-end/39500
18143 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
18144 dependence if the first conflict is after niter iterations.
18146 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
18148 PR middle-end/38609
18149 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
18150 functions with dynamic stack-pointer adjustments.
18152 2009-03-19 Ben Elliston <bje@au.ibm.com>
18154 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
18155 option; change to -msdata=data.
18157 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18159 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
18162 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
18165 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
18167 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
18169 * doc/invoke.texi (Code Gen Options): Expand discussion of
18172 2009-03-18 Jakub Jelinek <jakub@redhat.com>
18174 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
18175 * matrix-reorg.c (struct matrix_info): Likewise.
18176 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
18177 * rtl.h (struct mem_attrs): Likewise.
18178 * df.h (struct df): Likewise.
18179 * tree-data-ref.h (struct data_dependence_relation): Likewise.
18180 * ira-int.h (struct ira_allocno): Likewise.
18181 * df-scan.c (struct df_collection_rec): Likewise.
18182 * ira.c (struct equivalence): Likewise.
18183 * function.c (struct temp_slot): Likewise.
18184 * cfgloop.h (struct loop): Likewise.
18187 * function.c (use_register_for_decl): When not optimizing, disregard
18188 register keyword for variables with types containing methods.
18190 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
18192 PR middle-end/39447
18193 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
18194 (is_simple_operand): Call contains_component_ref_p before calling data
18195 reference analysis that would fail on COMPONENT_REFs.
18197 * tree-vrp.c (search_for_addr_array): Fix formatting.
18199 2009-03-18 Richard Guenther <rguenther@suse.de>
18201 * tree-vect-transform.c (vect_loop_versioning): Fold the
18202 generated comparisons.
18203 * tree-vectorizer.c (set_prologue_iterations): Likewise.
18204 (slpeel_tree_peel_loop_to_edge): Likewise.
18206 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18208 PR middle-end/37805
18209 * opts.c (print_specific_help): In addition to `undocumented',
18210 accept `separate' and `joined' flags if passed alone. Describe
18211 output by the first matched one of those.
18212 (common_handle_option): Skip over empty strings.
18213 * gcc.c (display_help): Fix help string for `--help='.
18214 * doc/invoke.texi (Option Summary, Overall Options): With
18215 `--help=', classes and qualifiers can both be repeated, but
18216 only the latter can be negated. One should not pass only
18217 negated qualifiers. Fix markup and examples.
18220 2008-10-14 Jakub Jelinek <jakub@redhat.com>
18221 PR middle-end/37805
18222 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
18223 and -fhelp=separate.
18225 2009-03-17 Jing Yu <jingyu@google.com>
18227 PR middle-end/39378
18228 * function.h (struct rtl_data): Move is_thunk from here...
18229 (struct function): ...to here.
18230 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
18231 * varasm.c (assemble_start_function): Change is_thunk from crtl to
18233 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
18235 (alpha_does_function_need_gp, alpha_start_function): Likewise.
18236 (alpha_output_function_end_prologue): Likewise.
18237 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
18238 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
18239 (rs6000_output_function_epilogue): Likewise.
18240 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
18242 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
18245 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
18246 from different units in a single alternative.
18247 (*truncdfsf_i387): Ditto.
18248 (*truncxfsf2_mixed): Ditto.
18249 (*truncxfdf2_mixed): Ditto.
18251 2009-03-17 Jakub Jelinek <jakub@redhat.com>
18253 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
18254 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
18257 * tree-ssa-live.c (remove_unused_locals): Don't remove local
18258 unused non-artificial variables when not optimizing.
18261 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
18262 DW_TAG_imported_module even if decl is IMPORTED_DECL with
18263 NAMESPACE_DECL in its DECL_INITIAL.
18265 PR middle-end/39443
18266 * optabs.c (set_user_assembler_libfunc): New function.
18267 * expr.h (set_user_assembler_libfunc): New prototype.
18268 * c-common.c: Include libfuncs.h.
18269 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
18270 for memcmp, memset, memcpy, memmove and abort.
18271 * Makefile.in (c-common.o): Depend on libfuncs.h.
18274 * dwarf2out.c (gen_inlined_enumeration_type_die,
18275 gen_inlined_structure_type_die, gen_inlined_union_type_die,
18276 gen_tagged_type_instantiation_die): Removed.
18277 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
18280 2009-03-17 Janis Johnson <janis187@us.ibm.com>
18283 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
18285 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
18286 (check-parallel-%): Ditto.
18287 (check-consistency): Ditto.
18289 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
18291 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
18292 local variable rhs by NULL_TREE.
18294 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18297 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
18299 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18302 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
18304 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
18307 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
18308 for ms->sysv ABI calls only in 64bit mode.
18310 * config/i386/i386.md (untyped_call): Support 32bit.
18312 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
18314 * doc/extend.texi: Replace x86_65 with x86_64.
18316 2009-03-16 Jakub Jelinek <jakub@redhat.com>
18318 PR tree-optimization/39455
18319 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
18320 mismatches for POINTER_TYPE_P (type).
18321 (number_of_iterations_le): Likewise.
18323 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
18325 * config/picochip/picochip.c: Removed profiling support.
18326 * config/picochip/picochip.md: Removed profiling instruction.
18327 * config/picochip/picochip.h: Removed profiling builtin.
18329 2009-03-16 Joseph Myers <joseph@codesourcery.com>
18331 * doc/install.texi (--with-host-libstdcxx): Document.
18333 2009-03-14 Anatoly Sokolov <aesok@post.ru>
18336 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
18337 generate a warning if the function name does not begin with
18338 "__vector" and the function has either the 'signal' or 'interrupt'
18339 attribute, from here to ...
18340 (avr_declare_function_name): ...here. New function.
18341 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
18342 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
18344 2009-03-14 Jakub Jelinek <jakub@redhat.com>
18347 * cse.c (fold_rtx): Don't modify original const_arg1 when
18348 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
18349 separate variable instead.
18350 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
18351 from out of range shift counts.
18352 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
18354 2009-03-13 Catherine Moore <clm@codesourcery.com>
18356 * config/i386/x-mingw32 (host-mingw32.o): Replace
18357 diagnostic.h with $(DIAGNOSTIC_H).
18359 2009-03-12 Jakub Jelinek <jakub@redhat.com>
18362 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
18364 * config/i386/sync.md (sync_compare_and_swap<mode>,
18365 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
18366 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
18368 (sync_double_compare_and_swapdi_pic,
18369 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
18370 cmpxchg8b_pic_memory_operand instead of just memory_operand.
18372 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18375 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
18377 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18380 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18381 (avx_addsubv4df3): Likewise.
18382 (*avx_addsubv4sf3): Likewise.
18383 (sse3_addsubv4sf3): Likewise.
18385 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
18388 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
18390 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
18393 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
18394 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
18395 registers for allocnos created from user-defined variables.
18397 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18400 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
18401 of non-integer mode as well.
18403 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
18405 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
18406 for functions for which the parameter types are unknown.
18408 2009-03-11 Jakub Jelinek <jakub@redhat.com>
18411 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
18412 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
18413 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
18414 * config/i386/i386.c (ix86_local_alignment): For
18415 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
18416 long long variables on the stack to avoid dynamic realignment.
18417 Allow the first argument to be a decl rather than type.
18418 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
18420 2009-03-11 Nick Clifton <nickc@redhat.com>
18423 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
18425 Add description to mno-lsim option.
18426 * config/mcore/mcore.h: Remove comment about deprecated m4align
18428 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
18429 * doc/invoke.texi: Add description of mno-lsim and
18430 mstack-increment options.
18432 * config/fr30/fr30.opt: Document the -mno-lsim option.
18433 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
18434 and -mno-lsim options.
18436 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18438 * fold-const.c (fold_comparison): Only call fold_inf_compare
18439 if the mode supports infinities.
18441 2009-03-11 Jason Merrill <jason@redhat.com>
18444 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
18445 end already did. Notice GIMPLE_CALL modifications of the result.
18446 Don't copy debug information from an ignored decl or a decl from
18449 2009-03-10 Richard Guenther <rguenther@suse.de>
18450 Nathan Froyd <froydnj@codesourcery.com>
18452 PR middle-end/37850
18453 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
18454 (__divMODE3): Likewise.
18456 2009-03-09 Jakub Jelinek <jakub@redhat.com>
18458 PR tree-optimization/39394
18459 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
18460 DECL_SIZE_UNIT of variable length FIELD_DECLs.
18462 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18464 * recog.c (verfiy_changes): Disallow renaming of hard regs in
18465 inline asms for register asm ("") declarations.
18467 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
18469 * fold-const.c (fold_unary): Fix comment.
18471 2009-03-07 Jan Hubicka <jh@suse.cz>
18474 * tree-inline.c (setup_one_parameter): Do replacement of const
18475 argument by constant in SSA form.
18477 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18479 PR middle-end/38028
18480 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
18481 determine alignment passed to assign_stack_local.
18482 (assign_parms_unsplit_complex): Likewise.
18483 * except.c (sjlj_build_landing_pads): Likewise.
18485 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18487 PR middle-end/39360
18488 * tree-flow.h (add_referenced_var): Return bool instead of void.
18489 * tree-dfa.c (add_referenced_var): Return result of
18490 referenced_var_check_and_insert call.
18491 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
18492 of referenced_var_check_and_insert.
18495 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
18496 (gen_variable_die): Emit DW_AT_location on abstract static variable's
18497 DIE, don't emit it if abstract origin already has it.
18498 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
18499 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
18501 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18503 * genpreds.c (needs_variable): Fix parentheses at variable name
18505 (write_tm_constrs_h): Indent generated code.
18507 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18509 * doc/extend.texi (Function Attributes): Add documentation
18510 for isr attributes.
18512 2009-03-06 Jakub Jelinek <jakub@redhat.com>
18515 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
18516 take locus from its DECL_SOURCE_LOCATION instead of input_location.
18518 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
18520 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
18523 2009-03-05 Jakub Jelinek <jakub@redhat.com>
18526 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
18527 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
18529 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
18531 * config/i386/i386.md (R8_REG, R9_REG): New constants.
18532 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
18533 constants instead of magic numbers.
18534 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
18536 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
18537 (x86_64_ms_abi_int_parameter_registers): Ditto.
18538 (x86_64_int_return_registers): Ditto.
18539 (ix86_maybe_switch_abi): Ditto.
18540 (ix86_expand_call): Ditto for clobbered_registers array.
18541 (ix86_hard_regno_mode_ok): Ditto.
18542 (x86_extended_QIreg_mentioned_p): Ditto.
18544 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
18546 PR tree-optimization/39349
18547 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
18549 * combine.c (gen_lowpart_for_combine): Use omode when generating
18552 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
18554 PR rtl-optimization/39235
18555 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
18557 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18559 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
18561 2009-03-04 Richard Guenther <rguenther@suse.de>
18563 PR tree-optimization/39362
18564 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
18565 that occur in abnormal PHIs should be varying.
18567 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
18569 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
18571 (simple_iv): Take loop as an argument instead of statement.
18572 * tree-scalar-evolution.h (simple_iv): Declaration changed.
18573 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
18575 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
18577 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
18578 * matrix-reorg.c (analyze_transpose): Ditto.
18579 * tree-data-ref.c (dr_analyze_innermost): Ditto.
18580 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
18581 * tree-predcom.c (ref_at_iteration): Ditto.
18582 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
18584 2009-03-04 Richard Guenther <rguenther@suse.de>
18586 PR tree-optimization/39358
18587 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
18588 escaped_id and callused_id.
18589 (solve_graph): Likewise.
18591 2009-03-04 Richard Guenther <rguenther@suse.de>
18593 PR tree-optimization/39339
18594 * tree-sra.c (try_instantiate_multiple_fields): Make it
18595 no longer ICE on the above.
18597 2009-03-03 Joseph Myers <joseph@codesourcery.com>
18599 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
18600 that fits within Pmode.
18602 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18604 PR middle-end/10109
18605 * tm.texi (LIBCALL_VALUE): Update description.
18607 2009-03-03 Steve Ellcey <sje@cup.hp.com>
18609 PR middle-end/34443
18610 * doc/extend.texi (section): Update description.
18612 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
18614 PR middle-end/39345
18615 * tree-inline.c (remapped_type): New.
18616 (can_be_nonlocal): Call remapped_type instead of remap_type.
18618 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18621 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
18622 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
18624 2009-03-03 Richard Guenther <rguenther@suse.de>
18626 PR middle-end/39272
18627 * tree.c (tree_nonartificial_location): New function.
18628 * tree.h (tree_nonartificial_location): Declare.
18629 * builtins.c (expand_builtin_memory_chk): Provide location
18630 of the call location for artificial function pieces.
18631 (maybe_emit_chk_warning): Likewise.
18632 (maybe_emit_sprintf_chk_warning): Likewise.
18633 (maybe_emit_free_warning): Likewise.
18634 * expr.c (expand_expr_real_1): Likewise.
18636 2009-03-03 Jakub Jelinek <jakub@redhat.com>
18638 PR tree-optimization/39343
18639 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
18640 COMPONENT_REF t has ARRAY_TYPE.
18642 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
18644 PR middle-end/39335
18645 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
18646 when the type precision of the induction variable should be
18647 larger than the type precision of nit.
18648 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
18649 * graphite.c (graphite_loop_normal_form): Same.
18650 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
18652 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18654 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
18655 (*call_1_rex64_ms_sysv): Use named constants instead of magic
18656 numbers to describe clobbered registers.
18657 (*call_value_0_rex64_ms_sysv): Ditto.
18658 * config/i386/mmx.md (mmx_emms): Ditto.
18659 (mmx_femms): Ditto.
18661 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
18663 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
18666 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
18668 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
18669 (spu_section_type_flags): New function.
18671 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
18673 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
18674 reg_class_contents of FLOAT_REGS into a temporary.
18676 2009-03-02 Richard Guenther <rguenther@suse.de>
18677 Ira Rosen <irar@il.ibm.com>
18679 PR tree-optimization/39318
18680 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
18681 information to the vectorized statement.
18683 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
18685 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
18686 variable. Use defined names instead of magic constants for REX SSE
18689 2009-03-01 Richard Guenther <rguenther@suse.de>
18691 PR tree-optimization/39331
18692 * omp-low.c (lower_send_shared_vars): Do not receive new
18693 values for the reference of DECL_BY_REFERENCE parms or results.
18695 2009-03-01 Jan Hubicka <jh@suse.cz>
18698 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
18699 BLOCK_NONLOCALIZED_VAR): New macros.
18700 (tree_block): Add nonlocalized_vars.
18701 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
18702 gen_decl_die): Add origin argument. Allow generation of die with
18703 origin at hand only.
18704 (gen_member_die, gen_type_die_with_usage, force_decl_die,
18705 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
18707 (gen_block_die): Fix checking for unused blocks.
18708 (process_scope_var): Break out from .... ; work with origins only.
18709 (decls_for_scope) ... here; process nonlocalized list.
18710 (dwarf2out_ignore_block): Look for nonlocalized vars.
18711 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
18713 (dump_scope_block): Dump them.
18714 * tree-inline.c (remap_decls): Handle nonlocalized vars.
18715 (remap_block): Likewise.
18716 (can_be_nonlocal): New predicate.
18717 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
18719 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18721 * configure: Regenerate.
18723 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18725 * optc-gen.awk: No need to duplicate option flags twice.
18726 Reuse help texts for duplicate options which do not have any.
18728 * gcc.c (display_help): Document --version.
18730 * gcc.c (main): If print_help_list and verbose_flag, ensure
18731 driver output comes before subprocess output.
18733 * optc-gen.awk: Assign all remaining fields to help string,
18734 space-separated, for multi-line help in *.opt.
18736 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
18737 -Wno-pedantic-ms-format is for MinGW targets only.
18739 * doc/options.texi (Option file format): Fix bad indentation,
18740 restoring dropped sentence.
18742 2009-02-28 Jan Hubicka <jh@suse.cz>
18744 * tree-inline.c (tree_function_versioning): Output debug info.
18746 2009-02-28 Jan Hubicka <jh@suse.cz>
18749 * tree-inline.c (setup_one_parameter): Do not copy propagate
18750 arguments when not optimizing.
18752 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
18755 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
18756 (avx_addsubv4df3): Likewise.
18757 (*avx_addsubv4sf3): Likewise.
18758 (sse3_addsubv4sf3): Likewise.
18759 (*avx_addsubv2df3): Likewise.
18760 (sse3_addsubv2df3): Likewise.
18761 (avx_unpckhps256): Correct item selectors.
18762 (avx_unpcklps256): Likewise.
18763 (avx_unpckhpd256): Likewise.
18764 (avx_unpcklpd256): Likewise.
18766 2009-02-28 Jan Hubicka <jh@suse.cz>
18768 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
18770 (copy_arguments_for_versioning): If var is declared don't declare it.
18771 (tree_function_versioning): First setup substitutions and then copy
18774 2009-02-27 Jan Hubicka <jh@suse.cz>
18777 * cgraph.h (varpool_output_debug_info): Remove.
18778 * cgraphunit.c (varpool_output_debug_info): Remove.
18779 * dwarf2out.c (deferred_locations_struct): New struct
18780 (deferred_locations): New type.
18781 (deferred_locations_list): New static var.
18782 (deffer_location): New function.
18783 (gen_variable_die): Use it.
18784 (decls_for_scope): Output info on local static vars.
18785 (dwarf2out_finish): Process deferred locations.
18786 * varpool.c (varpool_output_debug_info): Remove.
18788 2009-02-27 Jan Hubicka <jh@suse.cz>
18791 * tree.h (TREE_PROTECTED): Fix comment.
18792 (BLOCK_HANDLER_BLOCK): Remove.
18793 (struct tree_block): Remove handler_block add body_block.
18794 (inlined_function_outer_scope_p): New.
18795 (is_body_block): Remove.
18796 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
18797 * dwarf2out.c (is_inlined_entry_point): Remove.
18798 (add_high_low_attributes): Use inlined_function_outer_scope_p.
18799 (gen_block_die): Use is_inlined_entry_point check. Remove body block
18801 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
18802 * gimplify.c (gimplify_expr): Gimplify body blocks.
18803 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
18804 block with multiple subblocks.
18805 (dump_scope_block): Prettier output; dump more flags and info.
18806 (dump_scope_blocks): New.
18807 (remove_unused_locals): Use dump_scope_blocks.
18808 * tree-flow.h (dump_scope_blocks): Declare.
18809 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
18810 * stmt.c (is_body_block): Remove.
18811 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
18812 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
18814 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
18816 PR middle-end/39308
18817 * graphite.c (graphite_loop_normal_form): Do not call
18818 number_of_iterations_exit from a gcc_assert.
18820 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
18822 * config/s390/s390.c (s390_swap_cmp): Look for conditional
18823 jumps if COND is NULL.
18824 (find_cond_jump): New function.
18825 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
18826 * config/s390/s390.md: Remove z10_cobra attribute value.
18828 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
18830 * config/alpha/alpha.h (alpha_expand_mov): Return false if
18831 force_const_mem returns NULL_RTX.
18833 2009-02-26 Jan Hubicka <jh@suse.cz>
18836 * cgraph.h (varpool_output_debug_info): Remove.
18837 * cgraphunit.c (varpool_output_debug_info): Remove.
18838 * dwarf2out.c (deferred_locations_struct): New struct
18839 (deferred_locations): New type.
18840 (deferred_locations_list): New static var.
18841 (deffer_location): New function.
18842 (gen_variable_die): Use it.
18843 (decls_for_scope): Output info on local static vars.
18844 (dwarf2out_finish): Process deferred locations.
18845 * varpool.c (varpool_output_debug_info): Remove.
18847 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
18849 PR rtl-optimization/39241
18850 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
18851 to subreg_offset_representable_p.
18853 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18855 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
18856 execute function prototype. Get f and nregs from max_reg_num
18857 and get_insns. Remove the first backward pass as it's dead,
18858 guard the forward pass by flag_expensive_optimizations.
18859 (rest_of_handle_regmove): Delete.
18860 (pass_regmove): Replace it with regmove_optimize.
18862 2009-02-25 Martin Jambor <mjambor@suse.cz>
18864 PR tree-optimization/39259
18865 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
18866 calls_alloca function flags.
18867 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
18868 calls are detected.
18870 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
18872 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
18873 flags_set_1_rtx, flags_set_1_set): Delete.
18874 (regmove_optimize): Do not call mark_flags_life_zones.
18876 2009-02-24 Julian Brown <julian@codesourcery.com>
18879 * config/arm/arm.c (require_pic_register): Only set
18880 cfun->machine->pic_reg once per function.
18882 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
18884 * doc/invoke.texi (Link Options): Document an easier way to pass
18885 options that take arguments to the GNU linker using -Xlinker and -Wl.
18887 2009-02-24 Steve Ellcey <sje@cup.hp.com>
18890 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
18892 2009-02-24 Richard Guenther <rguenther@suse.de>
18895 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
18897 2009-02-24 Richard Guenther <rguenther@suse.de>
18898 Zdenek Dvorak <ook@ucw.cz>
18900 PR tree-optimization/39233
18901 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
18902 from converting them to a generic type.
18904 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
18906 PR tree-optimization/39260
18907 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
18908 contains a condition with a real type.
18909 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
18911 2009-02-23 Jason Merrill <jason@redhat.com>
18914 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
18915 narrowing_initializer_constant_valid_p.
18916 (narrowing_initializer_constant_valid_p): Don't return
18917 null_pointer_node for adding a pointer to itself.
18919 2009-02-23 Jan Hubicka <jh@suse.cz>
18922 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
18925 2009-02-23 Jan Hubicka <jh@suse.cz>
18927 PR tree-optimization/37709
18928 * tree.c (block_ultimate_origin): Move here from dwarf2out.
18929 * tree.h (block_ultimate_origin): Declare.
18930 * dwarf2out.c (block_ultimate_origin): Move to tree.c
18931 * tree-ssa-live.c (remove_unused_scope_block_p):
18932 Eliminate blocks containig no instructions nor live variables nor
18934 (dump_scope_block): New function.
18935 (remove_unused_locals): Enable removal of dead blocks by default;
18936 enable dumping at TDF_DETAILS.
18938 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18940 * config/i386/i386.c (classify_argument): Don't allow COImode
18942 (function_arg_advance_32): Don't allow OImode.
18943 (function_arg_32): Likewise.
18944 (function_value_32): Likewise.
18945 (return_in_memory_32): Likewise.
18946 (function_arg_64): Remove OImode comment.
18948 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18951 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18952 ix86_expand_vector_set for V4DImode in 64bit mode only.
18953 (ix86_expand_vector_init_one_var): Likewise.
18955 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
18957 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
18959 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18962 * loop-iv.c: Revert last change.
18963 * emit-rtl.c: Likewise.
18965 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
18968 * config/i386/i386.c (type_natural_mode): Remove an extra
18969 space in the warning message.
18970 (function_value_32): Handle 32-byte vector modes.
18971 (return_in_memory_32): Likewise.
18973 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
18975 * loop-iv.c (truncate_value): New function.
18976 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
18978 (lowpart_subreg): Move to...
18979 * emit-rtl.c: ...here.
18981 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
18983 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
18984 accidental and undocumented change at revision 140860.
18986 2009-02-21 Joseph Myers <joseph@codesourcery.com>
18988 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
18989 take gimple_seq * arguments.
18990 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
18991 types_compatible_p langhook.
18993 2009-02-20 Mark Mitchell <mark@codesourcery.com>
18994 Joseph Myers <joseph@codesourcery.com>
18996 * config/arm/arm.c (arm_builtin_va_list): New function.
18997 (arm_expand_builtin_va_start): Likewise.
18998 (arm_gimplify_va_arg_expr): Likewise.
18999 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
19000 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
19001 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
19002 (va_list_type): New variable.
19003 (arm_mangle_type): Mangle va_list_type appropriately.
19005 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19007 PR middle-end/39157
19008 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
19009 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
19010 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
19011 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
19012 parameter to 1000 for -O1 by default.
19013 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
19015 * loop-invariant.c: Include params.h.
19016 (move_loop_invariants): Don't call move_single_loop_invariants on
19019 2009-02-20 Jaka Mocnik <jaka@xlab.si>
19021 * calls.c (emit_library_call_value_1): Use slot_offset instead of
19022 offset when calculating bounds for indexing stack_usage_map. Fixes
19023 a buffer overflow with certain target setups.
19025 2009-02-20 Jakub Jelinek <jakub@redhat.com>
19028 * calls.c (expand_call): Clear try_tail_call if caller and callee
19029 disagree in promotion of function return value.
19031 2009-02-19 Jakub Jelinek <jakub@redhat.com>
19034 * c-common.c (c_determine_visibility): If visibility changed and
19035 DECL_RTL has been already set, call make_decl_rtl to update symbol
19038 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
19041 * varasm.c (assemble_variable): Don't check DECL_NAME when
19042 globalizing a variable.
19044 2009-02-19 Joseph Myers <joseph@codesourcery.com>
19047 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
19048 expression before any __builtin_trap call.
19049 * c-typeck.c (build_function_call): Convert and check function
19050 arguments before generating a call to a trap. Evaluate the
19051 function arguments before the trap.
19053 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
19056 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
19057 (UNSPEC_FXAM_MEM): New unspec.
19058 (fxam<mode>2_i387_with_temp): New insn and split pattern.
19059 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
19060 memory using fxam<mode>2_i387_with_temp to remove excess precision.
19062 2009-02-19 Richard Guenther <rguenther@suse.de>
19064 PR tree-optimization/39207
19065 PR tree-optimization/39074
19066 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
19067 storedanything_tree): New.
19068 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
19069 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
19070 (build_succ_graph): Add edges from STOREDANYTHING to all
19072 (init_base_vars): Initialize STOREDANYTHING.
19073 (compute_points_to_sets): Free substitution info after
19074 building the succ graph.
19075 (ipa_pta_execute): Likewise.
19077 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
19079 (do_ds_constraint): Do not add to special var or non-pointer
19081 (type_could_have_pointers): Split out from ...
19082 (could_have_pointers): ... here. For arrays use the element type.
19083 (create_variable_info_for): Initialize may_have_pointers.
19084 (new_var_info): Likewise.
19085 (handle_lhs_call): Make the HEAP variable unknown-sized.
19086 (intra_create_variable_infos): Use a type with pointers for
19087 PARM_NOALIAS, make it unknown-sized.
19089 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
19092 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
19094 2009-02-18 Jason Merrill <jason@redhat.com>
19097 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
19098 value if DECL_EXTERNAL.
19099 * tree-sra.c (sra_walk_gimple_assign): Likewise.
19100 * target.h (gcc_target::binds_local_p): Clarify "module".
19101 * tree.h (TREE_PUBLIC): Clarify "module".
19103 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
19106 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
19107 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
19109 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
19112 * c.opt (Wabi): Support C and ObjC.
19115 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
19117 * config/i386/i386.c (classify_argument): Warn once about the ABI
19118 change when passing union with long double.
19120 * doc/invoke.texi: Update -Wabi for warning psABI changes.
19122 2009-02-18 Joseph Myers <joseph@codesourcery.com>
19125 * c-parser.c (c_parser_compound_statement): Always enter and leave
19128 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19131 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
19133 2009-02-18 Jakub Jelinek <jakub@redhat.com>
19135 PR tree-optimization/36922
19136 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
19137 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
19140 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19142 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
19145 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19147 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
19149 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
19151 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
19154 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
19155 Richard Sandiford <rdsandiford@googlemail.com>
19157 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
19158 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
19159 (loongson_biadd): ...this.
19161 2009-02-17 Richard Guenther <rguenther@suse.de>
19163 PR tree-optimization/39202
19164 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
19165 a var make sure to follow existing collapses.
19167 2009-02-17 Richard Guenther <rguenther@suse.de>
19169 PR middle-end/39214
19170 * langhooks.c (lhd_print_error_function): Check for NULL block.
19172 2009-02-17 Richard Guenther <rguenther@suse.de>
19174 PR tree-optimization/39204
19175 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
19178 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
19180 * config/soft-fp/double.h: Update from glibc CVS.
19182 2009-02-17 Richard Guenther <rguenther@suse.de>
19184 PR tree-optimization/39207
19185 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
19186 strict-aliasing warnings for pointers pointing to NULL.
19188 2009-02-16 Joseph Myers <joseph@codesourcery.com>
19191 * c-parser.c (c_parser_braced_init): Call pop_init_level when
19192 skipping until next close brace.
19194 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
19197 * config/i386/i386.c (ix86_expand_push): Set memory alignment
19198 to function argument boundary.
19200 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
19202 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
19203 in the lea_add. Reload eventually constraints it properly.
19204 * config/picochip/constraints.md: Remove the target constraint
19205 "b", since it is not needed anymore.
19207 2009-02-16 Jakub Jelinek <jakub@redhat.com>
19209 * gthr-dce.h: Uglify function parameter and local variable names.
19210 * gthr-gnat.h: Likewise.
19211 * gthr-mipssde.h: Likewise.
19212 * gthr-nks.h: Likewise.
19213 * gthr-posix95.h: Likewise.
19214 * gthr-posix.h: Likewise.
19215 * gthr-rtems.h: Likewise.
19216 * gthr-single.h: Likewise.
19217 * gthr-solaris.h: Likewise.
19218 * gthr-tpf.h: Likewise.
19219 * gthr-vxworks.h: Likewise.
19220 * gthr-win32.h: Likewise.
19222 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
19225 * config/i386/i386.md: Restrict the new peephole2 to move
19226 between MMX/SSE registers.
19228 2009-02-15 Richard Guenther <rguenther@suse.de>
19231 2009-02-13 Richard Guenther <rguenther@suse.de>
19233 * configure.ac: Enable LFS.
19234 * configure: Re-generate.
19235 * config.in: Likewise.
19237 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19239 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
19240 spu_srqwbyte, spu_srqwbytebc): Define.
19241 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
19242 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
19243 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
19244 "shrqby_<mode>"): New insn-and-split patterns.
19245 * config/spu/spu.c (expand_builtin_args): Determine and return
19246 number of operands using spu_builtin_description data.
19247 (spu_expand_builtin_1): Use it.
19249 2009-02-13 Steve Ellcey <sje@cup.hp.com>
19252 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
19255 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19258 * config/i386/i386.c (override_options): Correct warning
19259 messages for -malign-loops, -malign-jumps and -malign-functions.
19261 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19264 * config/i386/i386.md: Restrict the new peephole2 to move
19265 between the general purpose registers.
19267 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
19270 * config/i386/i386.c (type_natural_mode): Add a new argument.
19271 Return the original mode and warn ABI change if vector size is 32byte.
19272 (function_arg_advance): Updated.
19273 (function_arg): Likewise.
19274 (ix86_function_value): Likewise.
19275 (ix86_return_in_memory): Likewise.
19276 (ix86_sol10_return_in_memory): Likewise.
19277 (ix86_gimplify_va_arg): Likewise.
19278 (function_arg_32): Don't warn ABX ABI change here.
19279 (function_arg_64): Likewise.
19281 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
19283 * loop-iv.c (implies_p): In the final case, test that operands 0
19284 of the two comparisons match.
19286 * config/bfin/bfin.c (find_prev_insn_start): New function.
19287 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
19288 (find_next_insn_start): Move.
19290 2009-02-13 Richard Guenther <rguenther@suse.de>
19292 * configure.ac: Enable LFS.
19293 * configure: Re-generate.
19294 * config.in: Likewise.
19296 2009-02-13 Joseph Myers <joseph@codesourcery.com>
19299 * c-parser.c (c_parser_parms_list_declarator): Discard pending
19300 sizes on syntax error after some arguments have been parsed.
19302 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19304 * doc/invoke.texi (-fira): Remove.
19306 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19308 * caller-save.c: Replace regclass.c with reginfo.c in comments.
19309 * recog.c: Likewise.
19312 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
19314 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
19315 (umul_ppmm): Likewise.
19316 (count_leading_zeros): Likewise.
19317 (count_trailing_zeros): Likewise.
19318 (UMUL_TIME): Likewise.
19320 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19322 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
19323 soft-fp/t-softfp to tmake_file.
19325 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
19326 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
19327 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
19328 IA64_BUILTIN_INFQ]: New.
19329 (ia64_init_builtins): Initialize __builtin_infq,
19330 __builtin_fabsq and __builtin_copysignq if not HPUX.
19331 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
19332 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
19334 * config/ia64/lib1funcs.asm (__divtf3): Define only if
19336 (__fixtfti): Likewise.
19337 (__fixunstfti): Likewise.
19338 (__floattitf): Likewise.
19340 * config/ia64/libgcc-glibc.ver: New.
19341 * config/ia64/t-fprules-softfp: Likewise.
19342 * config/ia64/sfp-machine.h: Likewise.
19344 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
19345 (LIBGCC2_TF_CEXT): Likewise.
19346 (TF_SIZE): Likewise.
19347 (TARGET_INIT_LIBFUNCS): Likewise.
19349 * config/ia64/t-glibc (SHLINB_MAPFILES):
19350 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
19352 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
19354 * config/i386/i386.c (construct_container): Rewrite processing
19355 BLKmode with X86_64_SSE_CLASS.
19357 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
19360 * config/i386/i386.md: Replace simplify_replace_rtx with
19361 replace_rtx in the new peephole2.
19363 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
19365 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
19366 loop unrolling do not happen at -O2.
19368 2009-02-12 Michael Matz <matz@suse.de>
19370 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
19372 2009-02-12 Jakub Jelinek <jakub@redhat.com>
19374 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
19377 2009-02-12 Ben Elliston <bje@au.ibm.com>
19379 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
19380 patterns when updating the back chain. Missed in the 2009-02-10
19383 2009-02-11 Janis Johnson <janis187@us.ibm.com>
19385 * doc/extend.texi (Decimal Floating Types): Update identifier of
19386 draft TR and list of missing support.
19388 2009-02-11 Jakub Jelinek <jakub@redhat.com>
19390 PR middle-end/39154
19391 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
19392 bit to variable length decl's flags, add it also to its
19393 pointer replacement variable.
19395 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
19396 Jakub Jelinek <jakub@redhat.com>
19399 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
19400 (memory_blockage): New expander.
19401 (*memory_blockage): New insn pattern.
19402 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
19403 instead of general blockage at the end of function prologue when
19404 frame pointer is used to access red zone area. Do not emit blockage
19405 when profiling, it is emitted in generic code.
19406 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
19407 function epilogue when frame pointer is used to access red zone area.
19409 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
19412 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
19413 by arithmetic with memory operands.
19414 * config/i386/predicates.md (commutative_operator): New.
19416 2009-02-10 Janis Johnson <janis187@us.ibm.com>
19418 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
19421 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
19423 * alias.h (record_alias_subset): Declare.
19424 * alias.c (record_alias_subset): Make global.
19426 2009-02-10 Nick Clifton <nickc@redhat.com>
19428 * tree-parloops.c: Change license to GPLv3.
19429 * ipa-struct-reorg.c: Change license to GPLv3.
19430 * ipa-struct-reorg.h: Change license to GPLv3.
19432 2009-02-10 Steve Ellcey <sje@cup.hp.com>
19435 * c-decl.c (start_struct): Return NULL on error.
19437 2009-02-10 Jakub Jelinek <jakub@redhat.com>
19439 PR middle-end/39124
19440 * cfgloopmanip.c (remove_path): Call remove_bbs after
19441 cancel_loop_tree, not before it.
19444 * function.h (struct function): Add has_local_explicit_reg_vars bit.
19445 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
19446 VAR_DECLs were seen.
19447 * tree-ssa-live.c (remove_unused_locals): Recompute
19448 cfun->has_local_explicit_reg_vars.
19449 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
19450 copies or clearings if cfun->has_local_explicit_reg_vars.
19452 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
19455 * config/i386/i386.c (expand_prologue): Emit blockage at the end
19456 of function prologue when frame pointer is used to access
19459 2009-02-10 Richard Guenther <rguenther@suse.de>
19461 PR middle-end/39127
19462 * gimplify.c (gimple_regimplify_operands): Always look if
19463 we need to create a temporary.
19465 2009-02-10 Richard Guenther <rguenther@suse.de>
19467 PR tree-optimization/39132
19468 * tree-loop-distribution.c (todo): New global var.
19469 (generate_memset_zero): Trigger TODO_rebuild_alias.
19470 (tree_loop_distribution): Return todo.
19472 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
19475 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
19476 (x86_64_reg_class_name): Removed.
19477 (classify_argument): Return 0 if bytes > 32. Return 0 if the
19478 first one isn't X86_64_SSE_CLASS or any other ones aren't
19479 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
19480 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
19481 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
19482 and 3 X86_64_SSEUP_CLASS.
19483 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
19484 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
19486 2009-02-10 Ben Elliston <bje@au.ibm.com>
19488 * config/rs6000/rs6000.md (allocate_stack): Always use an update
19489 form instruction to update the stack back chain word, even if the
19490 user has disabled the generation of update instructions.
19491 (movdi_<mode>_update_stack): New.
19492 (movsi_update_stack): Likewise.
19493 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
19494 always use an update form instruction to update the stack back
19497 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
19499 PR middle-end/38953
19500 * graphite.c (if_region_set_false_region): After moving a region in
19501 the false branch of a condition, remove the empty dummy basic block.
19502 (gloog): Remove wrong fix for PR38953.
19504 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
19506 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
19507 generation due to implicit sign extension.
19509 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
19511 PR middle-end/38981
19512 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
19513 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
19515 2009-02-09 Richard Guenther <rguenther@suse.de>
19517 PR middle-end/35202
19518 * convert.c (convert_to_real): Disable (float)fn((double)x)
19519 to fnf(x) conversion if errno differences may occur and
19520 -fmath-errno is set.
19522 2009-02-07 Anatoly Sokolov <aesok@post.ru>
19524 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
19525 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19526 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19528 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19531 * c-common.c (handle_alias_attribute): Disallow attribute for
19532 anything not a FUNCTION_DECL or VAR_DECL.
19534 2009-02-06 Janis Johnson <janis187@us.ibm.com>
19537 * real.c (do_compare): Special-case compare of zero against
19538 decimal float value.
19540 2009-02-06 Joseph Myers <joseph@codesourcery.com>
19543 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
19544 as indicating flexible array members unless the field itself is
19545 being declarared as the incomplete array.
19547 2009-02-06 Jan Hubicka <jh@suse.cz>
19549 PR tree-optimization/38844
19550 * ipa-inline.c (try_inline): Stop inlining recursion when edge
19551 is already inlined.
19553 2009-02-06 Richard Guenther <rguenther@suse.de>
19555 PR middle-end/38977
19556 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
19557 fork because we may expand it as __gcov_fork.
19559 2009-02-06 Nick Clifton <nickc@redhat.com>
19561 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
19563 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
19565 PR tree-optimization/35659
19566 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
19567 vn_phi_eq): Shortcut if hashcode does not match.
19568 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
19570 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
19571 and avoid iterative_hash_expr.
19572 (FOR_EACH_VALUE_ID_IN_SET): New.
19573 (value_id_compare): Remove.
19574 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
19575 sort expressions by value id.
19577 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
19580 * config/sh/predicates.md (general_movsrc_operand): Don't check
19581 the subreg of system registers here.
19583 2009-02-05 Jakub Jelinek <jakub@redhat.com>
19586 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
19587 on the copied decl.
19589 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
19591 PR rtl-optimization/39110
19592 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
19593 addresses, not aligned ones.
19595 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
19596 Richard Guenther <rguenther@suse.de>
19598 PR tree-optimization/39100
19599 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
19600 comment says and add edges.
19602 2009-02-05 Joseph Myers <joseph@codesourcery.com>
19605 * c-common.c (handle_tls_model_attribute): Ignore attribute for
19606 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
19608 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
19610 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
19611 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
19612 register_bb_in_sese, new_sese, free_sese): Moved.
19613 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
19614 outermost_loop_in_scop, build_scop_iteration_domain,
19615 expand_scalar_variables_ssa_name, get_vdef_before_scop,
19616 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
19617 Use loop_in_sese_p instead of loop_in_scop_p.
19618 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
19619 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
19620 (scopdet_basic_block_info): Fix bug in scop detection.
19621 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
19622 eq_loop_to_cloog_loop): Remove.
19623 (nb_loops_around_loop_in_scop, nb_loop
19624 ref_nb_loops): Moved here...
19625 * graphite.h (ref_nb_loops): ... from here.
19626 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
19627 (loop_domain_dim, loop_iteration_vector_dim): Remove.
19628 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
19629 * testsuite/gcc.dg/graphite/scop-19.c: New
19631 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
19632 Hans-Peter Nilsson <hp@axis.com>
19634 PR rtl-optimization/37889
19635 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
19636 Move offset handling from PLUS to before the switch. Use new
19637 arguments when considering SYMBOL_REFs too.
19638 (rtx_addr_can_trap_p): Pass dummy offset and size.
19639 (enum may_trap_p_flags): Remove.
19640 (may_trap_p_1): Pass size from MEM_SIZE.
19642 PR rtl-optimization/38921
19643 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
19644 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
19645 * rtlanal.c (may_trap_after_code_motion_p): Delete.
19646 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
19648 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
19650 AVX Programming Reference (January, 2009)
19651 * config/i386/sse.md (*vpclmulqdq): New.
19653 2009-02-04 Jakub Jelinek <jakub@redhat.com>
19655 PR tree-optimization/38977
19656 PR gcov-profile/38292
19657 * calls.c (special_function_p): Disregard __builtin_ prefix.
19659 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
19661 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
19662 non-indexable addresses even before reload.
19664 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19667 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
19668 as having variable size. Do not give an error for unnamed
19669 parameters with [*] declarators. Give a warning for type names
19670 with [*] declarators and mark them as variable size.
19671 * c-parser.c (c_parser_sizeof_expression): Do not give an error
19672 for sizeof applied to [*] type names.
19674 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19677 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
19679 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19681 * gcc.c (process_command): Update copyright notice dates.
19682 * gcov.c (print_version): Likewise.
19683 * gcov-dump.c (print_version): Likewise.
19684 * mips-tfile.c (main): Likewise.
19685 * mips-tdump.c (main): Likewise.
19687 2009-02-03 Joseph Myers <joseph@codesourcery.com>
19690 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
19691 for composite type involving a zero-length array type.
19693 2009-02-03 Jakub Jelinek <jakub@redhat.com>
19696 * function.c (match_asm_constraints_1): Skip over
19697 initial optional % in the constraint.
19699 PR inline-asm/39059
19700 * c-parser.c (c_parser_postfix_expression): If fixed point is not
19701 supported, don't accept FIXED_CSTs.
19702 * c-decl.c (finish_declspecs): Error if fixed point is not supported
19703 and _Sat is used without _Fract/_Accum. Set specs->type to
19704 integer_type_node for cts_fract/cts_accum if fixed point is not
19707 2009-02-02 Catherine Moore <clm@codesourcery.com>
19709 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
19711 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
19713 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
19714 (ABI_HAS_64BIT_SYMBOLS): Use it.
19715 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
19717 2009-02-02 Paul Brook <paul@codesourcery.com>
19719 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
19721 2009-02-02 Jakub Jelinek <jakub@redhat.com>
19723 PR inline-asm/39058
19724 * recog.h (asm_operand_ok): Add constraints argument.
19725 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
19726 recurse on matching constraint.
19727 (check_asm_operands): Pass constraints as 3rd argument to
19728 asm_operand_ok. Don't look up matching constraint here.
19729 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
19732 2009-02-02 Ben Elliston <bje@au.ibm.com>
19734 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
19735 TARGET_NARROW_VOLATILE_BITFIELD macro names.
19737 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19739 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
19740 information. Remove some obsolete information. Reorganize.
19742 * config/pa/fptr.c: Revert license to GPL 2.
19743 * config/pa/milli64.S: Likewise.
19745 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19748 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
19749 LIBRARY name in, instead of hard-coding it.
19750 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
19751 extra target make frag to tmake_files according to EH model.
19752 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
19753 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
19754 frags that define makefile variable EH_MODEL appropriately.
19755 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
19756 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
19757 to "-sjlj" according to type of EH configured.
19758 (LIBGCC_SONAME): Concatenate it to shared library base name.
19759 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
19760 to "_sjlj" according to type of EH configured.
19761 (LIBGCC_SONAME): Concatenate it to shared library base name.
19762 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
19763 (SHLIB_LINK): Add missing semicolon to if-else construct.
19764 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19765 string value of "pe_dll" command-line option.
19766 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
19767 (SHLIB_SONAME): Use it when overriding t-cygming default.
19768 (SHLIB_IMPLIB): Override t-cygming default.
19769 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
19770 string value of "pe_dll" command-line option.
19772 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
19775 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
19776 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
19778 2009-01-31 Richard Guenther <rguenther@suse.de>
19780 PR tree-optimization/38937
19781 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
19782 computing the transitive closure.
19784 2009-01-30 Richard Guenther <rguenther@suse.de>
19786 PR tree-optimization/39041
19787 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19788 Propagate variable indices only if the types match for this stmt.
19790 2009-01-30 Jakub Jelinek <jakub@redhat.com>
19793 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
19794 inline but never defined.
19796 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
19798 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
19799 (*insv_h_di_reg_extimm): New insn.
19800 (*insv_l<mode>_reg_extimm): New insn.
19802 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19804 * config/picochip/picochip.c (flag_conserve_stack): set
19805 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
19806 fconserve-stack. Reduce call-overhead used by inliner.
19808 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
19811 * common.opt (flag_conserve_stack): Initialised to zero.
19813 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
19816 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
19817 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
19820 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
19822 * ira-color.c (allocno_reload_assign): Update comments.
19823 * regmove.c (regmove_optimize): Likewise.
19827 2009-01-29 Robert Millan <rmh@aybabtu.com>
19829 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
19830 * config/i386/kopensolaris-gnu.h: New file. Undefine
19831 `MD_UNWIND_SUPPORT'.
19832 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
19834 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
19836 PR tree-optimization/39007
19837 * tree-loop-distribution.c (generate_builtin): Use
19838 recompute_dominator to compute the immediate dominator of the
19839 basic block just after the loop.
19841 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19843 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
19844 (ASM_OUTPUT_DWARF_PCREL): Define.
19846 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
19848 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
19849 * doc/passes.texi: Remove entries about regclass, local-alloc, and
19850 global. Modify entries about regmove and IRA.
19852 * ra-conflict.c: Remove the file.
19854 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
19856 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
19857 (pass_regclass_init): Rename to pass_reginfo_init.
19859 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
19861 * toplev.h (flag_ira): Remove.
19863 * caller-save.c (setup_save_areas): Remove flag_ira.
19865 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
19867 * global.c: Remove the file.
19869 * opts.c (decode_options): Remove flag_ira.
19871 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
19873 * regmove.c: Modify file description.
19874 (find_use_as_address, try_auto_increment): Define them only if
19875 AUTO_INC_DEC is defined.
19876 (replacement_quality, replace_in_call_usage, fixup_match_1,
19877 stable_and_no_regs_but_for_p): Remove.
19878 (reg_set_in_bb): Make it static.
19879 (regmove_optimize): Remove flag_ira and code which worked for
19882 * local-alloc.c: Remove the file.
19884 * common.opt (fira): Remove.
19886 * ira.c: Include except.h.
19887 (eliminable_regset): Move from global.c.
19888 (mark_elimination): Ditto. Remove flag_ira.
19889 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
19890 equiv_mem_modified, validate_equiv_mem_from_store,
19891 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
19892 contains_replace_regs, memref_referenced_p, memref_used_between_p,
19893 no_equiv, recorded_label_ref): Move from local-alloc.c.
19894 (update_equiv_regs): Ditto. Make it static.
19895 (print_insn_chain, print_insn_chains): Move it from global.c.
19896 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
19897 (build_insn_chain): Ditto. Make it static.
19898 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
19899 Rename to init_live_subregs.
19900 (gate_ira): Remove flag_ira.
19902 * regclass.c: Rename reginfo.c. Change file description.
19903 (FORBIDDEN_INC_DEC_CLASSES): Remove.
19904 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
19905 (init_reg_sets_1): Remove code for evaluation of
19906 reg_class_superclasses and losing_caller_save_reg_set.
19907 (init_regs): Remove init_reg_autoinc.
19908 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
19909 ok_for_base_p_nonstrict): Remove.
19910 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
19911 (pass_regclass_init): Rename to pass_reginfo_init. Modify
19912 corresponding entries.
19913 (dump_regclass, record_operand_costs, scan_one_insn,
19914 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
19915 record_address_regs, auto_inc_dec_reg_p): Remove.
19916 (gt-regclass.h): Rename to gt-reginfo.h.
19918 * rtl.h (dump_global_regs, retry_global_alloc,
19919 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
19921 * Makefile.in (RA_H): Remove.
19922 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
19923 Rename regclass.o to reginfo.o.
19924 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
19926 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
19927 (GTFILES): Rename regclass.c to reginfo.c.
19929 * passes.c (init_optimization_passes): Remove pass_local_alloc and
19930 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
19932 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
19933 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
19935 (finish_spills): Ditto. Remove code for !flag_ira.
19937 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
19939 PR middle-end/35854
19940 * doc/invoke.texi (rtl debug options): Complete rewrite.
19941 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
19943 * mode-switching.c (pass_mode_switching): Rename pass from
19944 "mode-sw" to "mode_sw".
19945 * except.c (pass_convert_to_eh_ranges): Rename pass from
19946 "eh-ranges" to "eh_ranges".
19947 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
19951 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
19952 Alexander Monakov <amonakov@ispras.ru>
19954 PR middle-end/38857
19955 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
19957 (move_exprs_to_boundary): Change return type and pass through
19958 should_move from move_op. Relax assert. Update usage ...
19959 (schedule_expr_on_boundary): ... here. Use should_move instead of
19961 (move_op_orig_expr_found): Indicate that insn was disconnected from
19963 (code_motion_process_successors): Do not call after_merge_succs
19964 callback if original expression was not found when traversing any of
19966 (code_motion_path_driver): Change return type. Update prototype.
19967 (move_op): Update comment. Add a new parameter (should_move). Update
19968 prototype. Set *should_move based on indication provided by
19969 move_op_orig_expr_found.
19971 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
19973 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
19974 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
19975 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
19976 * config/rs6000/rs6000.c (rs6000_override_options): Default
19977 avoid-indexed-addresses on for Power6, off for everything else.
19978 (avoiding_indexed_address_p): New function.
19979 (rs6000_legitimize_address): Use it.
19980 (rs6000_legitimate_address): Likewise.
19981 * config/rs6000/rs6000.md (movXX_updateX): Likewise
19983 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
19985 PR tree-optimization/38997
19986 * tree-loop-distribution.c (generate_memset_zero): Use
19987 POINTER_PLUS_EXPR for a pointer addition.
19989 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
19991 * config/s390/s390.md (bswap<mode>2): New pattern added.
19993 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19995 * config/s390/s390.md (*tls_load_31): Added type attribute.
19997 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
19999 * config/s390/s390.md: Fix a few comments.
20001 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
20003 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
20004 (*tm<mode>_full): Fixed z10prop attribute.
20005 (*tst<mode>_extimm): Fixed z10prop attribute.
20006 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
20007 (*tstqiCCT_cconly): Fixed z10prop attribute.
20008 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
20009 (*movsi_larl): Fixed z10prop attribute.
20010 (*movsi_zarch): Fixed z10prop attribute.
20011 (*movsi_eas): Fixed z10prop attribute.
20012 (*movhi): Fixed z10prop attribute.
20013 (*movqi): Fixed z10prop attribute.
20014 (*movstrictqi): Fixed z10prop attribute.
20015 (*mov<mode>): Fixed z10prop attribute.
20016 (*movcc): Fixed z10prop attribute.
20017 (*sethighpartdi_64): Fixed z10prop attribute.
20018 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
20019 (*negdi2_sign_cc): Fixed z10prop attribute.
20020 (*negdi2_sign): Fixed z10prop attribute.
20021 (*absdi2_sign_cc): Fixed z10prop attribute.
20022 (*absdi2_sign): Fixed z10prop attribute.
20023 (*negabsdi2_sign_cc): Fixed z10prop attribute.
20024 (*negabsdi2_sign): Fixed z10prop attribute.
20025 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
20026 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
20027 (doloop_si64): Fixed z10prop attribute.
20028 (doloop_si31): Fixed z10prop attribute.
20029 (doloop_long): Fixed z10prop attribute.
20030 (indirect_jump): Fixed z10prop attribute.
20031 (nop): Fixed z10prop attribute.
20032 (main_base_64): Fixed z10prop attribute.
20033 (reload_base_64): Fixed z10prop attribute.
20035 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20037 PR rtl-optimization/38740
20038 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
20040 * config/mips/mips.c (mips_reorg): Likewise.
20042 2009-01-28 Richard Guenther <rguenther@suse.de>
20044 PR tree-optimization/38926
20045 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
20046 with the correct value id to a value.
20047 (do_regular_insertion): Use the value number of edoubleprime
20048 for the value number of the expr.
20051 2008-08-21 Richard Guenther <rguenther@suse.de>
20053 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
20054 a PHI ask VN if it is already available.
20055 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
20056 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
20058 2009-01-28 Jakub Jelinek <jakub@redhat.com>
20060 PR middle-end/38934
20061 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
20062 set to varying whenever max has TREE_OVERFLOW set, similarly
20063 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
20065 2009-01-28 Richard Guenther <rguenther@suse.de>
20067 PR middle-end/38908
20068 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
20069 uninitialized aggregate uses in call arguments.
20071 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
20073 PR tree-optimization/38984
20074 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
20075 the nothing_id variable if -fno-delete-null-pointer-checks.
20077 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
20080 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
20081 (set_got_offset_rex64): Ditto.
20083 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
20086 * doc/extend.texi: Improve local variable with asm reg.
20088 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
20090 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
20091 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
20092 was not supplied then set warn_packed_bitfield_compat to the
20093 default value of 1.
20094 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
20097 2009-01-27 Richard Guenther <rguenther@suse.de>
20099 PR tree-optimization/38503
20100 * cfgexpand.c (expand_gimple_basic_block): Ignore
20101 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
20102 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
20103 variables that cannot have TBAA applied.
20104 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
20107 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
20109 PR middle-end/38969
20110 * calls.c (initialize_argument_information): Do not wrap complex
20111 arguments in SAVE_EXPR.
20113 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
20115 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
20116 (INSTALL_LIBGCC): Revert typo commit.
20118 2009-01-26 Richard Guenther <rguenther@suse.de>
20120 PR tree-optimization/38745
20121 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
20122 from special handling.
20124 2009-01-26 Richard Guenther <rguenther@suse.de>
20126 PR tree-optimization/38745
20127 * tree-ssa.c (execute_update_addresses_taken): Do not include
20128 variables that cannot possibly be a register in not_reg_needs.
20129 Do not clear TREE_ADDRESSABLE on vars that may not become
20131 * tree-ssa.c (update_alias_info_1): Include those in the set
20132 of addressable vars.
20134 2009-01-26 Richard Guenther <rguenther@suse.de>
20136 PR middle-end/38851
20137 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
20138 * tree-ssa-dse.c: Include langhooks.h
20139 (execute_simple_dse): Remove stores with zero size.
20141 2009-01-24 Jakub Jelinek <jakub@redhat.com>
20144 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
20147 2009-01-24 Julian Brown <julian@codesourcery.com>
20149 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
20150 config/arm/linux-atomic.c.
20151 * config/arm/linux-atomic.c: New.
20153 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
20155 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
20156 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
20157 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
20159 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
20162 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
20165 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
20167 PR tree-optimization/38953
20168 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
20169 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
20170 (gloog): Split the exit of the scop when the scop exit is a loop exit.
20171 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
20174 2009-01-24 Paul Brook <paul@codesourcery.com>
20176 * config/arm/neon.md (neon_type): Move to arm.md.
20177 (neon_mov<VSTRUCT>): Add neon_type attribute.
20178 * config/arm/arm.md (neon_type): Move to here.
20179 (conds): Add "unconditioal" and use as default for NEON insns.
20181 2009-01-24 Ben Elliston <bje@au.ibm.com>
20183 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
20184 void *' warning from -Wc++-compat.
20185 * Makefile.in (dominance.o-warn): Remove.
20187 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
20189 PR tree-optimization/38932
20190 * fold-const.c (fold_unary_ignore_overflow): New.
20191 * tree.h (fold_unary_ignore_overflow): Declare.
20192 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
20193 * tree-ssa-sccvn.c (visit_reference_op_load,
20194 simplify_unary_expression): Likewise.
20196 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
20198 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
20199 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
20200 regardless of their type.
20201 * c-common.c (handle_packed_attribute): Don't ignore packed on
20203 * c.opt (Wpacked-bitfield-compat): New warning option.
20204 * stor-layout.c (place_field): Warn if offset of a field changed.
20205 * doc/extend.texi (packed): Mention the ABI change.
20206 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
20207 (Warning Options): Add it to the list.
20209 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
20211 * c-opts.c (c_common_post_options): Fix a typo in comments.
20213 2009-01-22 Steve Ellcey <sje@cup.hp.com>
20215 PR middle-end/38615
20216 * gimplify.c (gimplify_init_constructor): Fix promotion of const
20217 variables to static.
20218 * doc/invoke.texi (-fmerge-all-constants): Update description.
20220 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
20223 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
20224 (*movdi_1_rex64): Use type "mmx" for alternative 5.
20226 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
20228 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
20230 (LOCAL_ALIGNMENT): Similarly.
20232 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20233 Joseph Myers <joseph@codesourcery.com>
20235 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
20236 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
20237 * config/arm/arm-tune.md: Regenerate.
20238 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
20241 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
20243 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
20244 version number to five.
20246 2009-01-22 Dodji Seketeli <dodji@redhat.com>
20249 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
20250 * c-common.c (set_underlying_type): Likewise.
20251 (is_typedef_decl ): Likewise
20253 (set_underlying_type): Likewise.
20254 (is_typedef_type): Likewise.
20256 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
20258 PR middle-end/38587
20259 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
20262 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
20265 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
20266 (LIBGCC_SPEC): Don't define.
20267 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
20269 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
20271 PR rtl-optimization/38879
20272 * alias.c (base_alias_check): Unaligned access via AND address can
20273 alias all surrounding object types except those with sizes equal
20274 or wider than the size of unaligned access.
20276 2009-01-21 Dodji Seketeli <dodji@redhat.com>
20279 * c-decl.c (clone_underlying_type): Move this ...
20280 * c-common.c (set_underlying_type): ... here.
20281 Also, make sure the function properly sets TYPE_STUB_DECL() on
20282 the newly created typedef variant type.
20283 (is_typedef_decl ): New entry point.
20284 * tree.h: Added a new member member_types_needing_access_check to
20285 struct tree_decl_non_common.
20286 (set_underlying_type): New entry point.
20287 (is_typedef_type): Likewise.
20289 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
20291 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
20292 Check whether two instructions have memory references that
20293 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
20294 are helper functions for traversing.
20295 * alias.h (insn_alias_sets_confilict_p): New prototypes.
20296 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
20297 not to draw dependency edge for instructions with non-conflicting
20300 2009-01-20 Joseph Myers <joseph@codesourcery.com>
20303 * longlong.h: Update copyright years. Use soft-fp license notice.
20304 Sync __clz_tab declaration with glibc.
20306 2009-01-20 Steve Ellcey <sje@cup.hp.com>
20309 * doc/extend.texi (syscall_linkage): New.
20310 (version_id): Modify.
20312 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
20313 Richard Guenther <rguenther@suse.de>
20315 PR tree-optimization/38747
20316 PR tree-optimization/38748
20317 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
20318 conversion if the base address is an indirect reference and the
20319 aliasing sets could cause issues.
20321 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20323 * common.opt (fgraphite, fgraphite-identity): Add comment for
20324 explaining why these options are not documented.
20326 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
20328 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
20329 gimple_call_lhs is NULL.
20331 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
20334 * emit-rtl.c (adjust_address_1): Make sure memref is never
20337 2009-01-20 Ben Elliston <bje@au.ibm.com>
20339 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20340 const qualifier from arg parameter. Remove unnecessary cast to char *.
20341 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
20342 const qualifier from arg 2.
20344 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
20346 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
20348 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
20351 * rtl.h (reinit_regs): New prototype.
20352 * regclass.c: Include ira.h.
20353 (reinit_regs): New.
20354 * Makefile.in (regclass.o): Add ira.h.
20355 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
20357 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
20360 * c-common.c (handle_aligned_attribute): Use
20361 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
20362 default alignment value.
20364 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
20366 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
20367 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
20369 * doc/extend.texi: Update __attribute__ ((aligned)). Document
20370 __BIGGEST_ALIGNMENT__.
20372 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
20374 2009-01-18 Richard Guenther <rguenther@suse.de>
20376 PR tree-optimization/38819
20377 * tree-flow.h (operation_could_trap_helper_p): Declare.
20378 * tree-eh.c (operation_could_trap_helper_p): Export.
20379 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
20380 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
20381 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
20382 are about to insert a possibly trapping instruction and fail
20385 2009-01-18 Andreas Schwab <schwab@suse.de>
20387 * doc/install.texi (Configuration): Remove obsolete paragraph
20388 about use of --with-gnu-ld with --with-gnu-as.
20390 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
20392 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
20393 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
20394 Follow spelling conventions.
20396 2009-01-18 Ben Elliston <bje@au.ibm.com>
20398 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
20399 C++ warning about implicit conversion from void * to struct
20401 (bitmap_obstack_free): Likewise for bitmap_element *.
20402 * Makefile.in (bitmap.o-warn): Remove.
20404 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
20406 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
20408 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
20409 Tobias Grosser <tobi.grosser@amd.com>
20411 * graphite.c (graphite_trans_scop_block): Do not block single
20414 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
20416 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
20417 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
20418 test with assertion.
20420 2009-01-16 Richard Guenther <rguenther@suse.de>
20422 PR tree-optimization/38835
20423 PR middle-end/36227
20424 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
20425 and INT + PTR -> (INT)(PTR p+ INT) folding.
20426 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
20428 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
20431 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
20432 the subreg from a lowpart subreg if it is also casting the value.
20434 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20435 Tobias Grosser <tobi.grosser@amd.com>
20437 * graphite.c (compare_prefix_loops): New.
20438 (build_scop_canonical_schedules): Rewritten.
20439 (graphite_transform_loops): Move build_scop_canonical_schedules
20440 after build_scop_iteration_domain.
20442 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
20443 Tobias Grosser <tobi.grosser@amd.com>
20445 * graphite.c (add_conditions_to_domain): Add the loops to
20446 the dimension of the iteration domain. Do copy the domain
20447 only when it exists.
20448 (build_scop_conditions_1): Do not call add_conditions_to_domain.
20449 (add_conditions_to_constraints): New.
20450 (can_generate_code_stmt, can_generate_code): Removed.
20451 (gloog): Do not call can_generate_code.
20452 (graphite_transform_loops): Call add_conditions_to_constraints
20453 after building the iteration domain.
20455 2009-01-16 Jakub Jelinek <jakub@redhat.com>
20457 PR tree-optimization/38789
20458 * tree-ssa-threadedge.c
20459 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20460 __builtin_constant_p.
20462 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
20464 * dce.c (delete_unmarked_insns): Reversed the order that insns are
20465 examined before deleting them.
20467 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
20469 * function.c (aggregate_value_p): Correctly extract the function
20470 type from CALL_EXPR_FN lookup.
20472 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
20474 * config/picochip/picochip.c (picochip_override_options): Revert
20475 CFI asm flag disable commited previously.
20477 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
20478 Tobias Grosser <tobi.grosser@amd.com>
20479 Jan Sjodin <jan.sjodin@amd.com>
20481 * graphite.c (scan_tree_for_params): On substractions negate
20482 all the coefficients of the term.
20483 (clast_to_gcc_expression_red): New. Handle reduction expressions
20484 of more than two operands.
20485 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
20486 (get_vdef_before_scop): Handle also the case of default definitions.
20488 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
20490 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
20491 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
20492 Also use them when walking CALL_INSN_FUNCTION_USAGE.
20494 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
20495 Joey Ye <joey.ye@intel.com>
20497 PR middle-end/37843
20498 * cfgexpand.c (expand_stack_alignment): Don't update stack
20499 boundary nor check incoming stack boundary here.
20500 (gimple_expand_cfg): Update stack boundary and check incoming
20501 stack boundary here.
20503 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
20505 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
20507 2009-01-14 Jakub Jelinek <jakub@redhat.com>
20509 PR rtl-optimization/38245
20510 * calls.c (expand_call): Add stack arguments to
20511 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20512 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
20513 in regs and partially in memory or BLKmode arguments.
20514 (emit_library_call_value_1): Add stack arguments to
20515 CALL_INSN_FUNCTION_USAGE even for pure calls (when
20516 ACCUMULATE_OUTGOING_ARGS).
20517 * dce.c: Include tm_p.h.
20518 (find_call_stack_args): New function.
20519 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
20521 (mark_insn): Call find_call_stack_args for CALL_Ps.
20522 (prescan_insns_for_dce): Walk insns backwards in bb rather than
20523 forwards. Allocate and free arg_stores bitmap if needed, pass it
20524 down to deletable_insn_p, don't mark stores set in arg_stores
20525 bitmap, clear the bitmap at the beginning of each bb.
20526 * Makefile.in (dce.o): Depend on $(TM_P_H).
20528 2009-01-14 Michael Meissner <gnu@the-meissners.org>
20531 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
20532 to make sure the insn is a conditional test (bug 22599). Reformat a
20535 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
20537 PR middle-end/38431
20538 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
20539 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
20540 (gloog): Do not call cleanup_tree_cfg.
20541 (graphite_transform_loops): Call cleanup_tree_cfg after all
20542 scops have been code generated.
20544 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
20545 * doc/gty.texi (Invoking the garbage collector): Added new node
20546 and section documenting ggc_collect.
20548 2009-01-14 Richard Guenther <rguenther@suse.de>
20550 PR tree-optimization/38826
20551 PR middle-end/38477
20552 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
20553 initialization notes only if we actually emitted a warning.
20554 (intra_create_variable_infos): Add constraints for a result decl
20555 that is passed by hidden reference.
20556 (build_pred_graph): Mark all related variables non-direct on
20559 2009-01-14 Nick Clifton <nickc@redhat.com>
20561 * ira-conflicts.c: Include addresses.h for the definition of
20563 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
20564 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
20566 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
20569 * Makefile.in (ira-lives.o): Add except.h.
20571 * ira-lives.c: Include except.h.
20572 (process_bb_node_lives): Process can_throw_internal.
20574 2009-01-13 Jakub Jelinek <jakub@redhat.com>
20576 PR rtl-optimization/38774
20577 * combine.c (simplify_set): When undoing cc_use change, don't do
20578 PUT_CODE on the newly created comparison, but instead put back the
20581 2009-01-13 Joseph Myers <joseph@codesourcery.com>
20583 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
20584 values. Remove duplicate arm8 entry.
20586 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20588 PR tree-optimization/38786
20589 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
20590 the SSA_NAME case of expand_scalar_variables_expr.
20591 Set the type of an expression to the type of its assign statement.
20592 (expand_scalar_variables_expr): Also gather the scalar computation
20593 used to index the memory access. Do not pass loop_p.
20594 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
20595 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
20596 the gimple_stmt_iterator where it inserts new code.
20597 Do not pass loop_p.
20598 (copy_bb_and_scalar_dependences): Do not pass loop_p.
20599 (translate_clast): Update call to copy_bb_and_scalar_dependences.
20601 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
20603 * graphite.h (debug_value): Removed.
20604 * graphite.c (debug_value): Removed.
20606 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20608 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
20609 ldrd/strd with two 32-bit instructions.
20611 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
20613 * config/arm/arm.c (struct processors): Pass for speed down into
20614 cost helper functions.
20615 (const_ok_for_op): Handle COMPARE and inequality nodes.
20616 (arm_rtx_costs_1): Rewrite.
20617 (arm_size_rtx_costs): Update prototype.
20618 (arm_rtx_costs): Pass speed down to helper functions.
20619 (arm_slowmul_rtx_costs): Rework cost calculations.
20620 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
20621 (arm_9e_rtx_costs): Likewise.
20623 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
20625 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
20626 relocations of local symbols wider than UNITS_PER_WORD are not valid.
20627 (alpha_legitimize_address): Do not split local symbols wider than
20628 UNITS_PER_WORD into HIGH/LO_SUM parts.
20630 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
20633 * gcc.c (process_command): Replace call to execvp with calls
20634 to pex_one and exit.
20636 2009-01-03 Anatoly Sokolov <aesok@post.ru>
20639 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
20640 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
20641 variant for devices with 3-byte PC.
20642 (__tablejump_elpm__): New.
20644 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20647 * c-parser.c (c_parser_postfix_expression): Allow `->' in
20648 offsetof member-designator, handle it as `[0].'.
20650 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20652 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
20653 function when not using named sections on targets with named sections
20654 if branch distance is less than 262132.
20656 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
20658 * combine.c (combine_instructions): Recompute
20659 optimize_this_for_speed_p for each BB in the main combine loop.
20661 2009-01-12 Tomas Bily <tbily@suse.cz>
20664 * tree-loop-distribution.c (prop_phis): New function.
20665 (generate_builtin): Call prop_phis.
20666 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
20668 2009-01-12 Jakub Jelinek <jakub@redhat.com>
20670 PR tree-optimization/38807
20671 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
20672 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
20674 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
20676 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
20677 subreg of op0 to the original op0.
20679 2009-01-11 Laurent GUERBY <laurent@guerby.net>
20681 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
20683 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
20686 * mips-tfile.c (parse_def): Fix parsing of def strings
20687 starting with digits.
20689 2009-01-10 Jakub Jelinek <jakub@redhat.com>
20692 * config/arm/arm.c (arm_is_long_call_p): Don't call
20693 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
20695 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
20697 * regrename.c (regrename_optimize): Fix dumping.
20698 (find_oldest_value_reg): Preserve REG_POINTER.
20699 (copy_hardreg_forward_1): Likewise.
20701 2009-01-09 Diego Novillo <dnovillo@google.com>
20703 * gimple.h (struct gimple_statement_base) <uid>: Document
20704 the restrictions on its use.
20705 (gimple_uid): Tidy.
20706 (gimple_set_uid): Tidy.
20708 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20710 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
20711 zero guard even if align_bytes != 0 and count is smaller than
20714 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
20716 PR rtl-optimization/38495
20717 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
20718 (add_range_and_copies_from_move_list): Print all added ranges.
20719 Add ranges to memory optimized destination.
20721 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20725 * config/i386/i386.c (override_options): Reject
20726 -mstringop-strategy=rep_8byte with -m32.
20727 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
20728 to 1. Do count comparison against epilogue_size_needed at compile
20729 time even when count_exp was constant forced into register. For
20730 size_needed don't jump to epilogue, instead just avoid aligning
20731 and invoke the body algorithm. If need_zero_guard, add zero guard
20732 even if count is non-zero, but smaller than size_needed + number of
20733 bytes that could be stored for alignment.
20734 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
20735 to 1. If need_zero_guard, add zero guard even if count is non-zero,
20736 but smaller than size_needed + number of bytes that could be stored
20737 for alignment. Compare size_needed with epilogue_size_needed instead
20738 of desired_align - align, don't adjust size_needed, pass
20739 epilogue_size_needed to the epilogue expanders.
20742 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
20744 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20746 * pa.c (last_address): Change to unsigned.
20747 (update_total_code_bytes): Change argument to unsigned. Don't
20748 check if insn addresses are set.
20749 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
20750 addresses are not set.
20751 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
20753 2009-01-09 Nick Clifton <nickc@redhat.com>
20755 * config/sh/symbian.c: Replace uses of DECL_INLINE with
20756 DECL_DECLARED_INLINE_P.
20758 2009-01-09 Jakub Jelinek <jakub@redhat.com>
20760 PR middle-end/38347
20761 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
20762 GET_MODE (op0) in operand_subword_force calls.
20764 PR middle-end/38771
20765 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
20766 fold_convert arg0 operands to TREE_TYPE (op0) first.
20768 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
20770 * params.def (ira-max-conflict-table-size): Decrease default value
20773 2009-01-08 Jakub Jelinek <jakub@redhat.com>
20775 PR tree-optimization/37031
20776 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
20778 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
20779 allocate it using gc instead of heap, use VEC_quick_push instead of
20781 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
20782 instead of heap, use VEC_quick_push instead of VEC_safe_push.
20783 * tree-data-ref.h (struct access_matrix): Change matrix to gc
20784 allocated vector from heap allocated.
20785 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
20786 * tree-loop-linear.c (linear_transform_loops): Allocate nest
20787 vector only after perfect_loop_nest_depth call.
20789 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
20790 Jan Sjodin <jan.sjodin@amd.com>
20792 PR tree-optimization/38559
20793 * graphite.c (debug_value, copy_constraint,
20794 swap_constraint_variables, scale_constraint_variable, ): New.
20795 (get_lower_bound, get_upper_bound): Removed.
20796 (graphite_trans_bb_strip_mine): Clean up this code that works
20797 only for constant number of iterations. Fully copy upper and
20798 lower bound constraints, not only the constant part of them.
20799 * graphite.h (debug_value): Declared.
20801 2009-01-08 Ira Rosen <irar@il.ibm.com>
20803 PR tree-optimization/37194
20804 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
20805 Don't add the cost of cost model guard in prologue to scalar
20806 outside cost in case of known number of iterations.
20808 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
20809 Alan Modra <amodra@bigpond.net.au>
20811 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
20812 non-word-aligned REG+CONST addressing.
20814 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20817 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
20818 free_after_compilation when outputting a thunk.
20819 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
20820 Do not call free_after_compilation here.
20822 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
20824 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
20825 (ix86_valid_target_attribute_inner_p): Ditto.
20827 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
20829 PR tree-optimization/38492
20830 PR tree-optimization/38498
20831 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
20832 * tree-chrec.h (scev_is_linear_expression): Declared.
20833 * graphite.c (graphite_cannot_represent_loop_niter): New.
20834 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
20835 (graphite_loop_normal_form): Use gcc_assert.
20836 (scan_tree_for_params): Use CASE_CONVERT.
20837 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
20838 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
20839 Use gcc_assert. Discard scops that contain unhandled cases.
20840 (build_scop_conditions): Return a boolean status for unhandled cases.
20841 (strip_mine_profitable_p): Print the loop number, not its depth.
20842 (is_interchange_valid): Pass the depth of the loop nest, don't
20843 recompute it wrongly.
20844 (graphite_trans_bb_block): Same.
20845 (graphite_trans_bb_block): Print tentative of loop blocking.
20846 (graphite_trans_scop_block): Do not print that the loop has been
20848 (graphite_transform_loops): Do not handle scops that contain condition
20851 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
20853 AVX Programming Reference (December, 2008)
20854 * config/i386/avxintrin.h (_mm256_stream_si256): New.
20855 (_mm256_stream_pd): Likewise.
20856 (_mm256_stream_ps): Likewise.
20858 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
20859 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
20860 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
20861 (bdesc_special_args): Add __builtin_ia32_movntdq256,
20862 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
20863 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
20864 (ix86_expand_special_args_builtin): Likewise.
20866 * config/i386/sse.md (AVXMODEDI): New.
20867 (avx_movnt<mode>): Likewise.
20868 (avx_movnt<mode>): Likewise.
20869 (<sse>_movnt<mode>): Remove AVX support.
20870 (sse2_movntv2di): Likewise.
20872 2009-01-07 Richard Guenther <rguenther@suse.de>
20874 PR middle-end/38751
20875 * fold-const.c (extract_muldiv): Remove obsolete comment.
20876 (fold_plusminus_mult_expr): Undo MINUS_EXPR
20877 to PLUS_EXPR canonicalization for the canonicalization.
20879 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
20881 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
20882 hosted cross-compilers generating less efficient code.
20884 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20886 * function.h (rtl_data): Add a dbr_scheduled_p field.
20887 * reorg.c (dbr_schedule): Set it.
20888 (gate_handle_delay_slots): Check it.
20889 * config/mips/mips.c (mips_base_delayed_branch): Delete.
20890 (mips_reorg): Check flag_delayed_branch instead of
20891 mips_base_delayed_branch.
20892 (mips_override_options): Don't set mips_base_delayed_branch
20893 or flag_delayed_branch.
20895 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
20897 PR rtl-optimization/38426.
20898 * ira.c (ira): Set current_function_is_leaf earlier.
20900 2009-01-06 Jakub Jelinek <jakub@redhat.com>
20902 PR rtl-optimization/38722
20903 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
20904 too early, only set a flag and modify after last possible
20907 2009-01-06 Janis Johnson <janis187@us.ibm.com>
20910 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
20911 * real.c (decimal_single_format): Correct values of emin and emax.
20912 (decimal_double_format): Ditto.
20913 (decimal_quad_format): Ditto.
20914 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
20915 computation of DECnn_MIN and DECnn_MAX for corrected values of
20916 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
20917 __DECnn_MIN__, and adjust its computation for the corrected value
20920 2009-01-06 Jan Hubicka <jh@suse.cz>
20923 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
20925 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
20927 * doc/contrib.texi (Contributors): Slightly adjust the end note.
20928 Add Robert Clark to the list of testers.
20930 2009-01-06 Jan Hubicka <jh@suse.cz>
20931 Kai Tietz <kai.tietz@onevision.com>
20933 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
20934 * config/i386/i386.c (ix86_expand_call): Add clobbers.
20936 2009-01-06 Jan Hubicka <jh@suse.cz>
20937 Kai Tietz <kai.tietz@onevision.com>
20939 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
20941 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
20942 (ix86_nsaved_regs): Count only general purpose regs.
20943 (ix86_nsaved_sseregs): New.
20944 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
20945 to 16 for w64; compute padding and size of sse reg save area.
20946 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
20947 general purpose regs.
20948 (ix86_emit_save_sse_regs_using_mov): New.
20949 (ix86_expand_prologue): Save SSE regs if needed.
20950 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
20951 (ix86_emit_restore_sse_regs_using_mov): New.
20952 (ix86_expand_epilogue): Save SSE regs if needed.
20954 2009-01-06 Jan Hubicka <jh@suse.cz>
20955 Kai Tietz <kai.tietz@onevision.com>
20957 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
20958 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
20959 functions when accumulate outgoing args is off.
20961 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20964 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
20965 before using pseudos_have_intersected_live_ranges_p.
20967 * ira-int.h (ira_assert): Always define.
20969 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
20971 AVX Programming Reference (December, 2008)
20972 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
20973 (_mm256_permute2_pd): Likewise.
20974 (_mm_permute2_ps): Likewise.
20975 (_mm256_permute2_ps): Likewise.
20976 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
20977 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
20979 * config/i386/i386.c (ix86_builtins): Remove
20980 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
20981 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
20982 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
20983 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
20984 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
20985 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
20986 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
20987 __builtin_ia32_vpermil2ps256.
20988 (ix86_init_mmx_sse_builtins): Updated.
20989 (ix86_expand_args_builtin): Likewise.
20991 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20993 * pa.c (output_call): Relocate non-jump insns in the delay slot of
20994 long absolute calls when generating PA 2.0 code.
20996 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
20998 PR rtl-optimization/38583
20999 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
21001 * params.def (ira-max-conflict-table-size): New.
21003 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
21005 * ira.h (ira_conflicts_p): New external definition.
21007 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
21008 table. Report this. Return result of building.
21009 (ira_build_conflicts): Use ira_conflicts_p. Check result of
21010 building conflict table.
21012 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
21013 (ira_color): Use ira_conflicts_p.
21015 * global.c: Include ira.h.
21016 (pseudo_for_reload_consideration_p, build_insn_chain): Use
21019 * Makefile.in (global.o): Add ira.h.
21021 * ira-build.c (mark_all_loops_for_removal,
21022 propagate_some_info_from_allocno): New.
21023 (remove_unnecessary_allocnos): Call
21024 propagate_some_info_from_allocno.
21025 (remove_low_level_allocnos): New.
21026 (remove_unnecessary_regions): Add parameter. Call
21027 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
21028 parameter to remove_unnecessary_regions.
21029 (ira_build): Remove all regions but root if the conflict table was
21030 not built. Update conflict hard regs for allocnos crossing calls.
21032 * ira.c (ira_conflicts_p): New global.
21033 (ira): Define and use ira_conflicts_p.
21035 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
21036 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
21037 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
21039 2009-01-06 Ben Elliston <bje@au.ibm.com>
21041 * gengtype-lex.l (YY_NO_INPUT): Define.
21043 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
21046 * c-common.c (handle_vector_size_attribute): Also reject
21047 BOOLEAN_TYPE types.
21049 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
21051 PR tree-optimization/38492
21052 * graphite.c (rename_map_elt, debug_rename_elt,
21053 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
21054 rename_map_elt_info, eq_rename_map_elts,
21055 get_new_name_from_old_name, bb_in_sese_p): Moved around.
21056 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
21057 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
21058 (sese_build_livein_liveouts): New.
21059 (new_sese, free_sese): New.
21060 (new_scop): Call new_sese.
21061 (free_scop): Call free_sese.
21062 (rename_variables_from_edge, rename_phis_end_scop): Removed.
21063 (register_old_new_names): Renamed register_old_and_new_names.
21064 (register_scop_liveout_renames, add_loop_exit_phis,
21065 insert_loop_close_phis, struct igp,
21066 default_liveout_before_guard, add_guard_exit_phis,
21067 insert_guard_phis, copy_renames): New.
21068 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
21069 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
21070 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
21071 (scop_adjust_phis_for_liveouts): New.
21072 (gloog): Call scop_adjust_phis_for_liveouts.
21074 * graphite.h (struct sese): Documented. Added fields liveout,
21075 num_ver and livein.
21076 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
21077 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
21078 (struct scop): Added field liveout_renames.
21079 (SCOP_LIVEOUT_RENAMES): New.
21081 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21083 PR tree-optimization/38510
21084 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
21085 (translate_clast): Call recompute_all_dominators before
21087 (gloog): Call recompute_all_dominators before graphite_verify.
21089 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
21090 Jan Sjodin <jan.sjodin@amd.com>
21092 PR tree-optimization/38500
21093 * graphite.c (create_sese_edges): Call fix_loop_structure after
21096 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21098 * config.gcc: Add m32r*-*-rtems*.
21099 * config/m32r/rtems.h: New file.
21101 2009-01-05 Ben Elliston <bje@au.ibm.com>
21103 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
21104 (.po.pox): Likewise.
21105 (po/gcc.pot): Likewise.
21107 2009-01-04 David S. Miller <davem@davemloft.net>
21109 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
21110 (STARTING_FRAME_OFFSET): Always set to zero.
21112 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21114 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
21115 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
21116 fixed-point types, and vectors of the same.
21118 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
21120 * config/mips/sync.md (*mb_barrier): Rename to...
21121 (*memory_barrier): ...this.
21123 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
21125 * doc/extend.texi (Function Attributes): Move @cindex after @item
21126 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
21127 and put in alphabetical order. Fix 'target' name and put in order.
21128 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
21131 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
21133 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
21134 (memory_barrier): Expand as unspec instead of unspec_volatile.
21135 Remove mem:BLK from insn operands. Use Pmode scratch register.
21136 (*memory_barrier): Define as unspec instead of unspec_volatile.
21137 Use (match_dup 0) as input operand.
21139 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
21140 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
21141 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
21142 scratch register. Remove operand 1.
21143 (*stbar): Define as unspec instead of unspec_volatile.
21144 Use (match_dup 0) as input operand, remove (const_int 8).
21145 (*membar): Define as unspec instead of unspec_volatile.
21146 Use (match_dup 0) as input operand, remove input operand 2.
21148 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
21149 (memory_barrier): Expand as unspec instead of unspec_volatile.
21150 Remove mem:BLK from insn operands. Use Pmode scratch register.
21151 (*memory_barrier): Define as unspec instead of unspec_volatile.
21152 Use (match_dup 0) as input operand.
21154 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
21155 Remove mem:BLK from insn operands. Use Pmode scratch register.
21156 Set volatile flag on operand 0.
21157 (*memory_barrier): New insn pattern.
21159 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
21161 (*memory_barrier): Use (match_dup 0) as input operand.
21163 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
21164 Remove mem:BLK from insn operands. Use Pmode scratch register.
21165 Set volatile flag on operand 0.
21166 (*mb_internal): New insn pattern.
21168 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
21170 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21172 PR middle-end/38586
21173 * function.c (struct temp_slot): Move to the section of the file
21174 that deals with temp slots. Remove field 'address'.
21175 (temp_slot_address_table): New hash table of address -> temp slot.
21176 (struct temp_slot_address_entry): New struct, items for the table.
21177 (temp_slot_address_compute_hash, temp_slot_address_hash,
21178 temp_slot_address_eq, insert_temp_slot_address): Support functions
21180 (find_temp_slot_from_address): Rewrite to use the new hash table.
21181 (remove_unused_temp_slot_addresses): Remove addresses of temp
21182 slots that have been made available.
21183 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
21184 worker function for remove_unused_temp_slot_addresses.
21185 (assign_stack_temp_for_type): Don't clear the temp slot address list.
21186 Add the temp slot address to the address -> temp slot map.
21187 (update_temp_slot_address): Update via insert_temp_slot_address.
21188 (free_temp_slots): Call remove_unused_temp_slot_addresses.
21189 (pop_temp_slots): Likewise.
21190 (init_temp_slots): Allocate the address -> temp slot map, or empty
21191 the map if it is already allocated.
21192 (prepare_function_start): Initialize temp slot processing.
21194 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
21196 PR middle-end/38584
21197 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
21198 Calculate the size of all stack vars assuming no packing of stack
21199 vars will happen, replacing a quadratic algorithm with a linear one.
21201 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21204 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
21207 2009-01-03 Diego Novillo <dnovillo@google.com>
21209 * doc/contrib.texi: Update contributions.
21211 2009-01-03 Jakub Jelinek <jakub@redhat.com>
21214 * builtins.c (fold_builtin_memory_op): Give up if either operand
21215 is volatile. Set srctype or desttype to non-qualified version
21219 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
21220 and FUNCTION_DECLs.
21222 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
21224 PR rtl-optimization/35805
21225 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
21226 problem if fast dce is able to remove any instructions.
21227 * dce.c (dce_process_block): Fix dump message.
21229 2009-01-02 Mark Mitchell <mark@codesourcery.com>
21232 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
21234 2009-01-02 Jakub Jelinek <jakub@redhat.com>
21236 PR middle-end/38690
21237 * tree-flow.h (op_code_prio, op_prio): New prototypes.
21238 * tree-pretty-print.c (op_code_prio): New function.
21239 (op_prio): No longer static. Use op_code_prio.
21240 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
21241 Use op_prio and op_code_prio to determine if () should be
21242 printed around operand(s) or not.
21244 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
21245 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
21246 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
21247 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
21248 pp_character instead of pp_string for single letter printing.
21250 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
21252 * doc/extend.texi: Fix '#pragma GCC option' typo.
21254 2009-01-02 Richard Guenther <rguenther@suse.de>
21256 * doc/install.texi (--enable-checking): Mention different
21257 default for stage1.
21258 (--enable-stage1-checking): Document.
21260 2009-01-01 Andrew Pinski <pinskia@gmail.com>
21262 PR middle-end/30142
21263 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
21264 case to be an error.
21266 2009-01-02 Ben Elliston <bje@au.ibm.com>
21268 * config/fp-bit.h (pack_d): Constify argument.
21269 * config/fp-bit.c (makenan): Constify return type. Remove casts.
21270 (isnan): Constify argument.
21272 (iszero): Likewise.
21273 (pack_d): Likewise.
21274 (_fpadd_parts): Constify return type.
21275 (_fpmul_parts): Likewise.
21276 (_fpdiv_parts): Likewise.
21278 2009-01-01 Jakub Jelinek <jakub@redhat.com>
21281 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
21282 warn about overwriting initializer with side-effects or
21283 -Woverride-init if !IMPLICIT.
21284 (output_init_element): Likewise. Pass IMPLICIT down to
21286 (process_init_element): Add IMPLICIT argument. Pass it down
21287 to output_init_element.
21288 (push_init_element, pop_init_level, set_designator): Adjust
21289 process_init_element callers.
21290 (set_nonincremental_init, set_nonincremental_init_from_string):
21291 Adjust add_pending_init callers.
21292 (output_pending_init_elements): Adjust output_init_element callers.
21293 * c-tree.h (process_init_element): Adjust prototype.
21294 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
21295 process_init_element callers.
21298 Copyright (C) 2009 Free Software Foundation, Inc.
21300 Copying and distribution of this file, with or without modification,
21301 are permitted in any medium without royalty provided the copyright
21302 notice and this notice are preserved.